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onblur="if(this.value=='')this.value='請輸入您要查詢的產(chǎn)品'" onfocus="this.value=''" value="請輸入您要查詢的產(chǎn)品" type="text" class="search-txt"> <input name="" type="submit" class="search-btn" value=""> </form> </div> <div id="ubjn47ipz" class="clear"></div> </div> </div> <div id="ubjn47ipz" class="nybanner"><img src="/skins/106676/images/nybanner.jpg"></div> <script src="http://www.chem17.com/mystat.aspx?u=mbdzkj"></script>  <div id="ubjn47ipz" class="ncontent w_1100"> <div id="ubjn47ipz" class="h-6">技術(shù)文章<span>您當前的位置：<a href="/">首頁</a> > <a href="/article.html">技術(shù)文章</a> > 動平衡測量儀性能使用方法</span></div>  <div id="ubjn47ipz" class="n-3 c-news"> <div id="ubjn47ipz" class="newsnr"> <h1>動平衡測量儀性能使用方法</h1> <p class="source"><span>日期：2017-10-27</span><span>瀏覽：2032次</span></p> <div> <p><strong><span style="font-size:18px">動平衡測量儀性能使用方法</span></strong></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">隨著現(xiàn)代化工業(yè)的飛速發(fā)展，對旋轉(zhuǎn)機械的性能提出了越來越高地要求。旋轉(zhuǎn)設(shè)備其質(zhì)量中心由于種種原因與旋轉(zhuǎn)中心不重合時會因離心力產(chǎn)生振動。該振動嚴重影響了設(shè)備使用精度，縮短支撐軸承的壽命。要消除這種振動必須用到動平衡技術(shù)。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"><img alt="" src="http://img57.chem17.com/9/20171027/636446880797375536719.jpg" style="height:217px; width:300px" /></span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"><span style="color:rgb(255, 0, 0)"><strong>PHY系列動平衡測量儀</strong></span>瞄準國內(nèi)外zui高技術(shù)，采用大規(guī)模集成電路和單片機技術(shù)。該儀器具有多功能性，既可作轉(zhuǎn)速表用，又可作振動測試用，特別是具有測量動平衡的一切功能。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">該儀器操作簡單，人機對話，菜單提示，測量數(shù)據(jù)可隨時鎖定保持，配機內(nèi)蓄電池和市電雙重供電，很方便地用于現(xiàn)場旋轉(zhuǎn)機械的動平衡測試。也可與平衡機相配套，直接替代平衡機電箱，用于老平衡機的改造。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">二、主要技術(shù)指示：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">1．轉(zhuǎn)速測量范圍： <span style="color:rgb(255, 0, 0)">400—30000轉(zhuǎn)</span></span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">2．振動測量范圍： 0—3000 μm 峰峰值</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">4．一次去除不平衡率</span></span> <span style="font-size:10.5pt"><span style="font-family:宋體"> >80%</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">5．相位跟蹤精度： 0—360°內(nèi)小于 ±1°</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">6．顯示方式：四行大字符液晶同時顯示兩測點多種參數(shù)</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">三、面板示意圖：</span></span></p><p> </p><p><span style="font-size:10.5pt"><span style="font-family:宋體"><img alt="" src="http://img56.chem17.com/9/20171027/636446877640865992740.png" style="height:267px; width:312px" />光電輸入―接光電傳感器。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">振動輸入―分別接A、B磁電式速度傳感器（也可以根據(jù)用戶接電渦流傳感器）。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">光電指示燈隨著設(shè)備轉(zhuǎn)速同步閃爍。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">充電指示燈在蓄電池充電過程中呈紅色，充滿電后呈綠色。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">請注意當蓄電池電壓低于10V時，要求及時充電。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">交流－直流開關(guān)置于交流側(cè),AC220V 供電。電源開關(guān)不開，對蓄電池充電。開關(guān)置于直流側(cè)，機內(nèi)蓄電池供電。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> 儀表在×1檔量程為：<strong><span style="color:rgb(255, 0, 0)">0～1000μｍ</span></strong>峰峰值、×2檔量程為：<strong><span style="color:rgb(255, 0, 0)">0～2000μｍ</span></strong>峰峰值、×3檔量程為：<strong><span style="color:rgb(255, 0, 0)">0～3000μｍ</span></strong>峰峰值。無論在何量程擋測量值為999μｍ，應(yīng)及時擴大量程。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">“復位”鍵―任何時候按“復位”鍵，數(shù)據(jù)清除，主機復位。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">“+1”“-1”鍵―增減數(shù)據(jù)。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">“∧”、“∨”、“<”、“>”鍵―上下左右移動光標。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">“保持”鍵—在采集數(shù)據(jù)時按“保持”鍵，數(shù)據(jù)將被保持下來。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">“執(zhí)行”鍵―機內(nèi)所有功能與命令都需要按“執(zhí)行”鍵完成。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">五、顯示菜單：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">1．本儀器一旦通電后，液晶顯示屏上出現(xiàn)如下圖形：</span></span></p><p><img src="file:///C:/Users/lenovo/AppData/Local/Temp/ksohtml/wpsDBDE.tmp.png" style="height:43px; width:2px" /><img src="file:///C:/Users/lenovo/AppData/Local/Temp/ksohtml/wpsDBEE.tmp.png" style="height:43px; width:2px" /><img src="file:///C:/Users/lenovo/AppData/Local/Temp/ksohtml/wpsDBEF.tmp.png" style="height:2px; width:97px" /> <span style="font-size:10.5pt"><span style="font-family:times new roman">Welcome you</span></span><span style="font-size:10.5pt"><span style="font-family:宋體"> 歡迎您</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:times new roman">To use PHY-1</span></span><span style="font-size:10.5pt"><span style="font-family:宋體"> 使用PHY-1 （儀器型號）</span></span></p><p> </p><p><span style="font-size:10.5pt"><span style="font-family:宋體">2．按“執(zhí)行”鍵，屏幕出現(xiàn)測量選擇菜單</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> ===Function=== </span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> → Rpm_Test 轉(zhuǎn)速測量</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Vib._Test 振動測量</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Sync_Test 動平衡測量</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">利用“∧”、“∨”鍵選擇一種測量方式。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">六、操作方法：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">1．轉(zhuǎn)速測量：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">本儀器是一臺數(shù)字轉(zhuǎn)速表，可以從30轉(zhuǎn)/分到30000轉(zhuǎn)/分進行轉(zhuǎn)速測量。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 選擇光標到Rpm_Test，再按“執(zhí)行”鍵進入轉(zhuǎn)速測量。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 在轉(zhuǎn)軸上貼好光電標志。將軸表面擦干凈后用黑漆或黑色膠布全部涂（貼）黑，再用剪刀剪一塊不干膠反光紙貼在其上，標志寬度應(yīng)視轉(zhuǎn)軸直徑而定，大直徑轉(zhuǎn)軸適當寬一些。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 用磁力架將光電傳感器固定在該標志上方，其間隙大約在1cm—25cm之間。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 將光電傳感器對準旋轉(zhuǎn)的轉(zhuǎn)子上的光標紙，注意觀察光電傳感器上的桔黃色的發(fā)光管（動作指示燈），動作指示燈正常接收到反射信號時應(yīng)不停的閃爍。當光電傳感器與轉(zhuǎn)子的距離遠時應(yīng)該調(diào)節(jié)光電傳感器上的靈敏度旋鈕向Max方向，當光電傳感器與轉(zhuǎn)子的距離近時應(yīng)該調(diào)節(jié)靈敏度旋鈕向Min方向。總之要使動作指示燈在不停的閃爍，此時屏幕上才有相對穩(wěn)定轉(zhuǎn)速顯示。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">2．振動測量：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">本儀器又是一臺振動測量儀，可以測出被測點的位移值，振動幅值單位為um峰峰值。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 移動菜單的選擇光標到Vib._Test，再按“執(zhí)行”鍵進入振動測量狀態(tài)。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 將兩個速度傳感器用磁吸座或用螺釘或用其它方法牢固地與被測點連接好。用兩電纜線將傳感器和主機后面板振動輸入A端或B端相連。如果測量二路振動信號，傳感器的輸入線應(yīng)接A端和B端。如果測量一路振動信號，傳感器的輸入線必須接A端，不能接B端，否則不顯示測量結(jié)果。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 儀器作振動測量時，不用接光電傳感器。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> A： <Vib_Test> B： A、B表示兩個通道</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> ΣA： u ΣB： u ΣA、ΣB表示兩個通道測量結(jié)果</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">如果需要鎖定或釋放讀數(shù)，請按“保持”鍵。當屏幕右上方出現(xiàn)“*”表示數(shù)字被鎖定，再按一次“保持”鍵數(shù)字被釋放。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">3．：動平衡測量：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">動平衡測量是本儀器主要功能。并具有用試重法測量影響系數(shù)并計算單測點單校正平面</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">和雙測點雙校正平面配重，或巳知影響系數(shù)直接根據(jù)測量的原始振動計算的能力?？蛇厹y邊算。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲安裝好光電傳感器。作好光電標志，要求黑白分明</span></span><span style="font-size:10.5pt"><span style="font-family:times new roman">,</span></span><span style="font-size:10.5pt"><span style="font-family:宋體"> 邊緣整齊。詳見轉(zhuǎn)速測量中要求。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲安裝好傳感器。連接好電纜線，單面平衡A通道輸入，雙面平衡A、B通道輸入。具體詳見振動測量中要求。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲移動選擇光標到Sync_Test，再按“執(zhí)行”鍵進入動平衡測量狀態(tài)。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> ▲ 顯示屏上會出現(xiàn)：</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:times new roman">===Plance===</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> →Single Point 單校正平面、單測點</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">Double Points 雙校正平面、雙測點</span></span></p><p> </p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Qint 退出</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">如果被平衡對象寬度窄，直徑大，或者單端支承的結(jié)構(gòu)，可用單面平衡方式。對于雙端支承的旋轉(zhuǎn)結(jié)構(gòu)，應(yīng)該用雙面平衡方式，力求做到力平衡，力偶也平衡。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">Ⅰ、用加重法做單面平衡的方法：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">初次對單面平衡對象進行動平衡時必須選用試重法。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲選擇光標到Single Point，再按“執(zhí)行”鍵進入單面測量。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲顯示屏上會出現(xiàn)：</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:times new roman">===Function===</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> →Balance 動平衡測量</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Calculate 動平衡計算</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Quit 退出</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲選擇光標到Balance，再按“執(zhí)行”鍵進入單面動平衡測量。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲顯示屏上會出現(xiàn)：</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:times new roman"> ===Band Width===</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> →Wide 寬帶（濾波器帶寬寬、反應(yīng)快）</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Narrow 窄帶（濾波器帶寬窄、反應(yīng)慢。用干擾較大的場合）</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">根據(jù)不同測試環(huán)境選用不同帶寬形式，盡量選用窄帶，有利于讀數(shù)穩(wěn)定。用“∧”“∨”</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">鍵選擇其一。按“執(zhí)行”鍵認可。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:times new roman">===Testing===</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">→Tw._Test 選用試重法進行動平衡</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Coe._Test 選用影響系數(shù)法進行動平衡</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> F._Analysis 諧波分析</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">選擇光標到Tw._Test，再按“執(zhí)行”鍵進入試重法動平衡測量。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:times new roman"><<TW_Ban>></span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> AO 原始振動值</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:times new roman"> Will be Test</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Press any Key! 按任意鍵后開始采樣測量</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">按“執(zhí)行”鍵進行原始測量。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲舉例：如某一被平衡設(shè)備在線測量結(jié)果顯示：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> A：1800 Rpm 被測設(shè)備實際工作轉(zhuǎn)速</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> ΣA =124 u 綜合振動量、包括基波和諧波分量</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> A = 105 u 主轉(zhuǎn)速產(chǎn)生振動量、既基波分量</span></span></p><p style="margin-left:184.5pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> Φa = 126° 相位角表示光電信號的脈沖前沿與振動傳感器位移信號正峰值的相角</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">請注意轉(zhuǎn)速Rpm的讀數(shù)，應(yīng)該使之穩(wěn)定，并符合實際工作轉(zhuǎn)速。否則需要調(diào)節(jié)光電傳感器的距離和位置。動平衡只能消除振動的基波分量，不能消除振動的諧波分量。也就是說只有基波分量遠大于諧波分量時，動平衡測量才有意義。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">用“保持”鍵鎖定讀數(shù)顯示，再按一下“保持”鍵重新測量顯示。當確認鎖存數(shù)據(jù)可靠時，可按“執(zhí)行”鍵認可。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲顯示屏上會出現(xiàn)：</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:times new roman"> <<TW_Ban>></span></span></p><p> </p><p><span style="font-size:10.5pt"><span style="font-family:宋體">　　 Please add P　　　　　　請將試重Ｐ</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">Trial Weight　　　　　　加在校正平面上</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Press any Key！　　　　　請按任意鍵</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">停機加試重。找一塊巳知重量為Ｐ的試重加在被測面上，試重的大小視不平衡量大小而定。相位角定義：以光電標志的前沿為零度，以轉(zhuǎn)軸實際旋轉(zhuǎn)方向的逆轉(zhuǎn)向計算相位。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">假設(shè)現(xiàn)在加試重P為100克，加重的位置逆轉(zhuǎn)向距光電標志為45度。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲顯示屏上會出現(xiàn)：</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:times new roman"> <<TW_Ban>></span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> A1 加試重后振動值</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:times new roman">Will be Test</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Press any Key! 按任意鍵將開始測量</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">按“執(zhí)行”鍵進行加重后振動測量.</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 測量結(jié)果顯示：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> A：1800 Rpm</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:times new roman">ΣA =90 u</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:times new roman">A = 84.6 u</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:times new roman">Ф= 243°</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">通過加試重測試，其振幅值（A）和相（Ф）與原始振動的幅值和相角都發(fā)生變化，說明試重法是成功。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">用“保持”鍵鎖存本次測試數(shù)據(jù)結(jié)果，再按“執(zhí)行”鍵認可。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:times new roman">===Inputp===</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> P = 000.000 g 試重的重量</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> ФP = 000.000 ° 試重的相位</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">用“+1”、“-1”、“∧”、“∨”、“<”、“>”鍵將試重P的重量和度數(shù)分別鍵入，如重量100g相位45°。當用“∨”鍵光標移到g位置時還可用“+1”鍵改變量剛成Kg，或用“-1”鍵改回g。隨后用“執(zhí)行”鍵認可。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:times new roman"><<Move Weight>></span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> →Yes 移去試重</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> No 保留試重</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">一般選用Yes。只有某些時候，試重碰巧能明顯降低振幅，才選用No。如果選擇Yes。</span></span></p><ul style="list-style-type:square"><li><span style="font-size:10.5pt"><span style="font-family:宋體">顯示屏上會出現(xiàn)：</span></span></li></ul><p><span style="font-size:10.5pt"><span style="font-family:宋體">Waiting 稍候</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">等一會兒顯示屏上會出現(xiàn)：</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:times new roman">===M===</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> M = 64.810 g 加重大小</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> ФM = 72.7 ° 加重位置</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">此時說明被測面在72.7度處輕64.81克。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">通過用“∨”翻頁顯示屏上會出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman">K = 1.620 u/g</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> ФK = 233.2 °</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">這組數(shù)據(jù)就是影響系數(shù)。它對做同類型轉(zhuǎn)子很有用，應(yīng)該記錄下來。影響系數(shù)在主機斷</span></span></p><p> </p><p><span style="font-size:10.5pt"><span style="font-family:宋體">電后不復存在，即使本試驗中也應(yīng)記錄下來，防止儀器停電。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 通過用“∧”翻頁顯示屏又出現(xiàn)：</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:times new roman"> ===M===</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> M = 64.810 g 加重大小</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> ФM = 72.7 ° 加重位置</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">停機對設(shè)備進行加重。去掉測試面上的試重，在離光電標志逆轉(zhuǎn)向72.7度處加上64.81克重量.然后用“執(zhí)行”鍵確認.</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">顯示屏上會出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> <<Tw_Ban>></span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> →Re-calculate 重新計算</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Continue 繼續(xù)平衡</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Quit 退出</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">如果前面選用保留試重，就選擇Re-calculate,儀器自動將試重后的A1作為原始振動，重新計算出新的加重大小和位置。顯然這里應(yīng)選擇Continue繼續(xù)動平衡。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">將機器再一次啟動起來。按“執(zhí)行”鍵繼續(xù)平衡。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">顯示屏上會出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> A：1800 Rpm</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> ΣA = 24 u</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> A = 18.2 u</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> Ф= 32 °</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">表明經(jīng)過一次動平衡處理后振幅巳大大降低，還剩18.2 um同頻分量，總振幅也由124um變成24um。如果巳達到要求，可以停止處理，如仍覺不理想，可繼續(xù)做下去。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">如果要求繼續(xù)平衡，用“保持”鍵鎖存測量數(shù)據(jù)，按“執(zhí)行”鍵認可。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Waiting 稍候</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">等一會兒顯示屏上會出現(xiàn)：</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:times new roman">===M===</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> M = 11.234 g 加重大小</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> ФM = 338.8 ° 加重位置</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">儀器給出新的配重，在保留原來配重M情況下，再一次按新示值加重。可以進一步減少振動。如果認為巳達平衡要求，那么，zui后一次顯示的配重就是該設(shè)備的剩余不平衡質(zhì)量了。如果本次試驗做到此為止，那么 11.234克重量就是本設(shè)備的不平衡量值</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">Ⅱ、用影響系數(shù)法做單面平衡的方法：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">運用影響系數(shù)法直接進行動平衡處理。可以簡化操作，節(jié)省時間，具有很大的經(jīng)濟效益。這就要求在每一次動平衡處理后要建立擋案并作分析優(yōu)選工作。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">影響系數(shù)法必須要求是同類型轉(zhuǎn)子，轉(zhuǎn)子的支承結(jié)構(gòu)，工作轉(zhuǎn)速都相同。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 屏幕出現(xiàn)測量選擇菜單顯示</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:times new roman"> ===Function=== </span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> → Rpm_Test 轉(zhuǎn)速測量</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Vib._Test 振動測量</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Sync_Test 動平衡測量</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">用“∧”、“∨”鍵移動光標到Sync_Test，再按“執(zhí)行”鍵進入動平衡測量狀態(tài)。</span></span></p><ul style="list-style-type:square"><li><span style="font-size:10.5pt"><span style="font-family:宋體">顯示屏上會出現(xiàn)：</span></span></li></ul><p> </p><p> <span style="font-size:10.5pt"><span style="font-family:times new roman">===Plance===</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> →Single Point 單校正平面、單測點</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Double Points 雙校正平面、雙測點</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Qint 退出</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">光標選擇Single Point單面平衡，按“執(zhí)行”鍵認可。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> ===Function===</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> →Balance 動平衡測量</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Calculate 動平衡計算</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Quit 退出</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">選擇光標到Balance，再按“執(zhí)行”鍵進入單面動平衡測量。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">顯示屏上會出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> ===Band Width===</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> →Wide 寬帶</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Narrow 窄帶</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">根據(jù)現(xiàn)場不同場合選用寬帶或窄帶，然后用按“執(zhí)行”鍵認可。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> ===Testing===</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> →TW._Test 選用試重法進行動平衡</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Coe._Test 選用影響系數(shù)法進行動平衡</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> F._Analysis 諧波分析</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">移動光標選擇Coe._Test，用影響系數(shù)法進行動平衡。按“執(zhí)行”鍵認可。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> ===Input===</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> K = 000.000 u/kg</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> ФK = 000.0 °</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">用“+1”、“-1”、“∧”、“∨”、“<”、“>”鍵將上述影響系數(shù)置數(shù)。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> ===Input===</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> K = 001.620 u/g</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> ФK = 233.2 °</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">一開始輸入K值時，有u/kg單位字樣。如要輸入的巳知影響系數(shù)為u/g，可以用“∨”鍵移動光標指向u時按“+1”、“-1”鍵作出改變。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">輸完影響系數(shù)后，按“執(zhí)行”鍵認可。啟動被測設(shè)備。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲如測量結(jié)果顯示。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> A：1800 Rpm</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> ΣA =95 u</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> A = 82 u</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> Φa = 94.8 °</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">儀器不斷測量顯示，用“保持”鍵鎖定，按“執(zhí)行”鍵認可。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Waiting 稍候</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">等一會兒顯示屏上會出現(xiàn)：</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:times new roman"> ===M===</span></span></p><p> </p><p><span style="font-size:10.5pt"><span style="font-family:宋體">M = 50.617 g 加重大小</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> ФM = 41.6 ° 加重位置</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">停機對設(shè)備進行加重。在離光電標志逆轉(zhuǎn)向41.6度處加上50.617克重量.然后用“執(zhí)行”鍵確認.</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> <<Coe_Ban>></span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> →Continue 繼續(xù)當前影響系數(shù)</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Re_input 重新輸入影響系數(shù)</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Quit 退出</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">Continue就是在保持剛才輸入影響系數(shù)的情況下，再次測量巳加了配重N后的剩余振動并對它作相應(yīng)的動平衡計算和處理。Re_input則是重新輸入影響系數(shù)，重新測量并按新輸入影響系數(shù)作相應(yīng)的動平衡計算和處理。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">一般都選用Continue。用“執(zhí)行”鍵認可，開啟機器，繼續(xù)進行動平衡處理。直到滿足測量精度要求。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">Ⅲ、用加重法做雙面平衡的方法：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">初次對雙面平衡對象進行動平衡時必須選用試重法。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 屏幕出現(xiàn)測量選擇菜單：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> ===Function===</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> → Rpm_Test 轉(zhuǎn)速測量</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Vib._Test 振動測量</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Sync_Test 動平衡測量</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">用“∧”、“∨”鍵移動光標到Sync_Test，再按“執(zhí)行”鍵進入動平衡測量狀態(tài)。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:times new roman">===Plance===</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> →Single Point 單校正平面、單測點</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Double Points 雙校正平面、雙測點</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Qint 退出</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">移動選擇光標選擇Double Points雙面平衡，按“執(zhí)行”鍵認可。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲</span></span> <span style="font-size:10.5pt"><span style="font-family:宋體">顯示屏上會出現(xiàn)：</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:times new roman"> ===Function===</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> →Balance 動平衡測量</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Calculate 動平衡計算</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Quit 退出</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">選擇光標到Balance，再按“執(zhí)行”鍵進入雙面動平衡測量。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲</span></span> <span style="font-size:10.5pt"><span style="font-family:宋體">顯示屏上會出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> ===Band Width===</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> →Wide 寬帶（濾波器帶寬寬、反應(yīng)快）</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Narrow 窄帶（濾波器帶寬窄、反應(yīng)慢。用在干擾較大的場合）</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">根據(jù)現(xiàn)場不同場合選用寬帶或窄帶，盡量選用窄帶，有利于讀數(shù)穩(wěn)定。用“∧”“∨”</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">鍵選擇其一。按“執(zhí)行”鍵認可。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> ===Testing===</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> →TW._Test 選用試重法進行動平衡</span></span></p><p> </p><p><span style="font-size:10.5pt"><span style="font-family:宋體">Coe._Test 選用影響系數(shù)法進行動平衡</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> F._Analysis 諧波分析</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">選擇光標到Tw._Test，再按“執(zhí)行”鍵進入試重法雙面動平衡測量。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> <<TW_Ban>></span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> A（1，0） A（2，0）原始振動值</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> Will be Test</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Press any Key! 按任意鍵后開始采樣測量</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">按“執(zhí)行”鍵進行A1、A2兩個原始面的同時測量。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">舉例：如某一被平衡設(shè)備在線測量結(jié)果顯示：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> A：2500 Rpm B：實際工作轉(zhuǎn)速</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> ΣA = 138 u ΣB：=112 u A、B面總振幅</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> A = 128 u B：= 100.4 u A、B面同頻振幅</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Фa = 129 °Фb = 235 ° 矢量相位角</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">請注意轉(zhuǎn)速Rpm的讀數(shù)，應(yīng)該使之穩(wěn)定，并符合實際工作轉(zhuǎn)速。否則需要調(diào)節(jié)光電傳感器的距離和位置。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">用“保持”鍵鎖定讀數(shù)顯示。當確認鎖存數(shù)據(jù)可靠時，可按“執(zhí)行”鍵認可。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> <<TW_Ban>></span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:宋體"> Please add P1　　　　　請將試重Ｐ1</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Trial Weight　　　　　　加在校正平面上</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Press any Key！　　　　請按任意鍵</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">停機往*個校正平面加試重P1，如P1的重量為68克，距光電標志相位為145度。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">開機重新測量。并按“執(zhí)行”鍵。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲</span></span> <span style="font-size:10.5pt"><span style="font-family:宋體">顯示屏上會出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> <<TW_Ban>></span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> A（1，1） A（2，1）加上試重P1后的振動值</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> Will be Test</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Press any Key! 按任意鍵測量</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">按“執(zhí)行”鍵進行加P1后的雙面測量。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲</span></span> <span style="font-size:10.5pt"><span style="font-family:宋體">顯示屏上會出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> A：2500 Rpm B：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> ΣA = 107 u ΣB：=175 u</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> A = 97 u B：= 168 u</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:times new roman">Фa = 350</span></span> <span style="font-size:10.5pt"><span style="font-family:times new roman"> °Фb = 190 °</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">用“保持”鍵鎖存本次測試數(shù)據(jù)結(jié)果，再按“執(zhí)行”鍵認可。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲</span></span> <span style="font-size:10.5pt"><span style="font-family:宋體">顯示屏上會出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"><<TW_Ban>></span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Please add P2　　　　　請將試重Ｐ2</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Trial Weight　　　　　　加在校正平面上</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Press any Key！　　　　請按任意鍵</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">停機將*個校正平面的試重P1取下，向第二個校正平面加試重P2。如P2的重量為80克，距光電標志相位為240度。開機重新測量。并按“執(zhí)行”鍵。</span></span></p><p style="margin-left:21pt"> </p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">▲顯示屏上會出現(xiàn)：</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:times new roman"><<TW_Ban>></span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> A（1，2） A（2，2）加上試重P2后的振動值</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:times new roman">Will be Test</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Press any Key! 按任意鍵測量</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">按“執(zhí)行”鍵進行加P2后的雙面測量。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲</span></span> <span style="font-size:10.5pt"><span style="font-family:宋體">顯示屏上會出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> A：2500 Rpm B：</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:宋體">ΣA = 85 u ΣB：= 52 u</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:宋體"> A = 76 u </span></span> <span style="font-size:10.5pt"><span style="font-family:宋體"> B：= 45 u</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> Фa = 104 °Фb = 305 °</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">用“保持”鍵鎖存本次測試數(shù)據(jù)結(jié)果，再按“執(zhí)行”鍵認可。停機。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> ===InputpP1===</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> P = 000.000 g 試重的重量</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> ФP = 000.000 ° </span></span> <span style="font-size:10.5pt"><span style="font-family:宋體">試重的相位</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">如果P1 = 68g∠145°，用“+1”、“-1”、“∧”、“∨”、“<”、“>”鍵輸入后，按“執(zhí)行”鍵認可。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> ===InputpP2===</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> P = 000.000 g 試重的重量</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> ФP = 000.000 ° </span></span> <span style="font-size:10.5pt"><span style="font-family:宋體"> 試重的相位</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">如果P2 = 80g∠240°，用“+1”、“-1”、“∧”、“∨”、“<”、“>”鍵輸入后，按“執(zhí)行”鍵認可。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> <<Move Weight>></span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> →Yes 移去試重</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> No 保留試重</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">在上面操作過程都采用移去試重方法，即在向第二面加試重時，*面的試重要拆除。zui后配重時還要將第二面試重也拆除。如果選擇保留試重，那么在往第二面加試重時，*面試重不取下，配重時，*面、第二面試重都不取下。這里選用Yes。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Waiting 稍候</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">等一會兒顯示屏上會出現(xiàn)： </span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> ===M1===</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> M = 25.565 g *面上加重大小</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Фm = 105.8 ° *面上加重位置</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">通過用“∨”鍵翻頁顯示屏上會出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> ===M2===</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:宋體">M = 73.182 g 第二面上加重大小</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:宋體">Фm = 239.7 ° 第二面上加重位置</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">用“∨”鍵可循環(huán)讀出雙面平衡的四個影響系數(shù)。</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:宋體">===K（1，1）=== ===K（2，1）===</span></span></p><p> </p><p><span style="font-size:10.5pt"><span style="font-family:times new roman">K = 3.103 u/g K = 1.767 u/g</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> ФK = 181.5 ° ФK = 8.8 °</span></span></p><p> <span style="font-size:10.5pt"><span style="font-family:宋體"> ===K（1，2）=== ===K（2，2）===</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> K = 0.841 u/g K = 1.186 u/g</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> ФK = 97.5 ° ФK = 148.5 °</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 通過用“∧”翻頁顯示屏又分別出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> ===M1=== ===M2===</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> M = 25.565 g M = 73.182 g</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> Фm = 105.8 ° Фm = 239.7 °</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">稱好M1=25.565 g 、M2 = 73.182 g，并找好Фm位置（一面Фm=105.8 °、另一面Фm = 239.7°）。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">取下第二面試重P2，再加上M1、M2。啟動機器后按“執(zhí)行”鍵。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> <<Tw_Ban>></span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> →Re-calculate 重新計算</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Continue 繼續(xù)平衡</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> Quit 退出</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">由于前面選用去掉試重的方法,顯然這里應(yīng)選擇Continue繼續(xù)動平衡,用“執(zhí)行”鍵</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">認可。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> A：2500 Rpm B：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> ΣA = 25 u ΣB：= 32 u</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體"> A = 17 u B：= 25 u</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:times new roman"> Фa = 314 °Фb = 270°</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">用“保持”鍵取數(shù)，此時巳經(jīng)顯著消除振動，完成了動平衡處理。如果振動值還嫌大，可以按“執(zhí)行”鍵再作一次修正。儀器會再次給出新配重M1、M2。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">Ⅳ、用影響系數(shù)法做雙面平衡的方法：</span></span></p><ul style="list-style-type:square"><li><span style="font-size:10.5pt"><span style="font-family:宋體">屏幕出現(xiàn)測量選擇菜單顯示：</span></span></li></ul><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:times new roman"> ===Function===</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> → Rpm_Test 轉(zhuǎn)速測量</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> Vib._Test 振動測量</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> Sync_Test 動平衡測量</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">“∧”、“∨”鍵移動光標到Sync_Test，再按“執(zhí)行”鍵進入動平衡測量狀態(tài)。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:times new roman"> ===Plance===</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> →Single Point 單校正平面、單測點</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> Double Points 雙校正平面、雙測點</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> Qint 退出</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">移動光標選擇Double Points雙面平衡，按“執(zhí)行”鍵認可。</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:times new roman"> ===Function===</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> →Balance 動平衡測量</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> Calculate 動平衡計算</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">Quit 退出</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">選擇光標到Balance，再按“執(zhí)行”鍵進入雙面動平衡測量。</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:times new roman"> ===Band Width===</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> →Wide 寬帶</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> Narrow 窄帶</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">根據(jù)現(xiàn)場不同場合選用寬帶或窄帶，然后用按“執(zhí)行”鍵認可。</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:times new roman"> ===Testing===</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> →TW._Test 選用試重法進行動平衡</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> Coe._Test 選用影響系數(shù)法進行動平衡</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> F._Analysis 諧波分析</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">移動光標選擇Coe._Test，用影響系數(shù)法進行動平衡。分別按四次“執(zhí)行”鍵。</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上先后出現(xiàn)四次影響系數(shù)值：</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:times new roman">===Input(1,1)=== ===Input(2,1)===</span></span></p><p style="margin-left:21pt"> <span style="font-size:10.5pt"><span style="font-family:times new roman"> K = 000.000 u/kg K = 000.000 u/kg</span></span></p><p style="margin-left:21pt"> <span style="font-size:10.5pt"><span style="font-family:times new roman">ФK = 000.0 ° ФK = 000.0 °</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:times new roman"> ===Input(1,2)=== ===Input(2,2)===</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:times new roman"> K = 000.000 u/kg K = 000.000 u/kg</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:times new roman"> ФK = 000.0 ° ФK = 000.0 °</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">用“+1”、“-1”、“∧”、“∨”、“<”、“>”鍵置數(shù)。將上述影響系數(shù)鍵入。輸入完影響系數(shù)后，按“執(zhí)行”鍵認可。啟動被測設(shè)備。</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 如測量結(jié)果顯示。</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> A：2500 Rpm B：</span></span></p><p style="margin-left:21pt"> <span style="font-size:10.5pt"><span style="font-family:times new roman">ΣA = 160 u </span></span> <span style="font-size:10.5pt"><span style="font-family:times new roman">ΣB = 130 u</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> A = 150 u B：= 120 u</span></span></p><p style="margin-left:21pt"> <span style="font-size:10.5pt"><span style="font-family:times new roman">Фa = 55 °Фb = 206 °</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">儀器不斷測量顯示，用“保持”鍵鎖定，按“執(zhí)行”鍵認可。</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> Waiting 稍候</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> 等一會兒顯示屏上會出現(xiàn)：</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:times new roman"> ===M1===</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> M = 45.074 g 加重大小</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">ФM = 38.7 ° 加重位置</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> 用“∧”翻頁顯示</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:times new roman"> ===M1===</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> M = 45.888 g 加重大小</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> ФM = 205 ° 加重位置</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">按給出的M1、M2配重，分別加在兩個校正平面上，用“執(zhí)行”鍵認可。</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:times new roman"> <<Coe_Ban>></span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> →Continue 繼續(xù)當前影響系數(shù)</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> Re_input 重新輸入影響系數(shù)</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">Quit 退出</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">選擇Continue利用當前的影響系數(shù)，繼續(xù)完成動平衡處理直到滿意為止。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">Ⅴ、動平衡計算：</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">本儀器實際上就是一臺的計算機。將以前按一般規(guī)則測得的數(shù)據(jù)或是別的動平衡測得的數(shù)據(jù)按人機對話的方式鍵入以后，可得到準確的影響系數(shù)K和加重M。</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:times new roman"> ===Function===</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> →Balance 動平衡測量</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> Calculate 動平衡計算</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> Quit 退出</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">移動選擇光標到Calculate，再按“執(zhí)行”鍵進入動平衡計算</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:times new roman"> <<Calculate>></span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> →Tw._Ban 試重法</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> Coe._Ban 影響系數(shù)法</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> Quit 退出</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">有試重法和影響系數(shù)兩種處理方法供選擇。試重法是在巳知振動矢量A和試重P，求得影響系數(shù)K和加重M。影響系數(shù)法是在巳知影響系數(shù)K，求得加重M。</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">Ⅵ、配重角度的分解計算：</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">在某些時候，計算出的配重位置無法安裝配重。須要向其左右兩個選定的可安裝配重的位置（α1、α2）分解。</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 如當屏幕出現(xiàn)加重顯示時：</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:times new roman"> ===M===</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:times new roman"> M = 64.810 g</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:times new roman"> ФM = 72.7 °</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">如果在位置配重M 不好安裝，而在ФM = 72.7°的左右兩邊夾角分別為30°和45°處好安裝。只有采用角度分解的方法。按“保持”鍵后。</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:times new roman"> Inputα1 α2</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> α1 = ▁ °</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> α2 = ▁ °</span></span></p><p style="margin-left:21pt"> <span style="font-size:10.5pt"><span style="font-family:times new roman">(α1+α2)</span></span> <span style="font-size:10.5pt"><span style="font-family:times new roman"><180°</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">現(xiàn)在α1=30°、α2=45°。用“+1”、“-1”、“∧”、“∨”、“<”、“>”鍵置數(shù)。按“執(zhí)</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">行”認可。</span></span></p><ul style="list-style-type:square"><li><span style="font-size:10.5pt"><span style="font-family:宋體">顯示屏上會出現(xiàn)：</span></span></li></ul><p style="margin-left:21pt"> <span style="font-size:10.5pt"><span style="font-family:times new roman"> A1 = 47.4 g</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:times new roman"> A2 = 33.5 g</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">即在30°處加47.4g配重、在45°處加33.5g配重就等效在72.7°加64.81g配重。</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">Ⅶ、諧波頻率分析：</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">將轉(zhuǎn)速頻率的1/2F、1F、2F、3F------16F振動分量同時測量顯示出來，供設(shè)備故障診斷和動平衡處理前參考。</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:times new roman"> ===Testing===</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">→TW._Test 選用試重法進行動平衡</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> Coe._Test 選用影響系數(shù)法進行動平衡</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> F._Analysis 諧波分析</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> 移動選擇光標到F._Analysis，再按“執(zhí)行”鍵進入諧波頻率</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體">▲ 顯示屏上會出現(xiàn)：</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:times new roman"> ===F_Analysis===</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> →1/2*F 1*F 2*F 半頻、同頻、倍頻</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> 1*F------16*F 1倍頻至16倍頻</span></span></p><p style="margin-left:21pt"><span style="font-size:10.5pt"><span style="font-family:宋體"> Quit 退出</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">1/2*F 1*F 2*F進行三個頻段分析，1*F------16*F進行十六個頻段分析。按“執(zhí)行”鍵認可。單測點對A通道采樣，雙測點對A、B通道采樣。用“保持”鍵鎖存采樣讀數(shù)，再用“執(zhí)行”鍵進行FFT算法。用“∨”、“∨”鍵分次顯示各頻段下振幅值。用“執(zhí)行”鍵可退回到采樣之前狀態(tài)。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">Ⅷ、操作注意事項：</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲用戶在連續(xù)測量過程不要輕易按“復位”鍵，否則會丟失按鍵的所有數(shù)據(jù)。如果手邊有影響系數(shù)，可以重新輸入。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲一定要認真做好光電標志，觀察機器轉(zhuǎn)速的準確性。這是儀器開展動平衡測試的重要保證。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲引起機器振動大的原因是多方面。只有在同頻振幅占總振幅較大分量時，用動平衡辦法才能減少振動。反之不能獲得理想效果。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲在動平衡試重法中，須要將巳知試重加到被測面的巳知位置上，要注意加重后的振動幅值與相位和原始的振動幅值與相位的變化情況。如果數(shù)據(jù)變化不明顯的話，以后經(jīng)過計算處理的減振效果也不明顯。如果振幅變化不明顯，就應(yīng)加大試重的重量。如果相位變化不明顯，就應(yīng)重新移動試重的位置。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲初次對某轉(zhuǎn)子進行平衡必須用試重法。通過試重法得到影響系數(shù)后，對同類型轉(zhuǎn)子進行平衡可用影響系數(shù)法，操作比較簡單。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲本儀器可以用交流220V供電，也可以用機內(nèi)12V蓄電池供電。一般要求用交流220V充電，12V蓄電池供電，這樣機內(nèi)噪聲相對要小。</span></span><span style="font-size:10.5pt"><span style="font-family:宋體">請注意當蓄電池電壓低于10V時，要求及時充電。否則會影蓄電池的壽命。</span></span></p><p><span style="font-size:10.5pt"><span style="font-family:宋體">▲傳感器所配磁吸座吸力很大極易夾手，請十分注意。</span></span></p> <div id="ubjn47ipz" class="clear"></div> </div> <div id="ubjn47ipz" class="article"> <p>上一篇：<a href="/Article-1387149.html">JRQ-II-II防水防爆加熱器性能技術(shù)參數(shù)</a></p> <p>下一篇：<a href="/Article-1380833.html">ZC-90D高絕緣電阻測量儀系列產(chǎn)品用途簡介</a></p> </div> <div id="ubjn47ipz" class="clear"></div> </div> </div> <div id="ubjn47ipz" class="n-9"> <div id="ubjn47ipz" class="c-right"> <div id="ubjn47ipz" class="c-1 r-pro"> <div id="ubjn47ipz" class="c-left"> <div id="ubjn47ipz" class="h-2"><a 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