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id="f55nvtnxj1n" class="ncontent w_1100"> <div id="f55nvtnxj1n" class="h-6">技術(shù)文章<span>您當(dāng)前的位置：<a href="/">首頁(yè)</a> > <a href="/article.html">技術(shù)文章</a> > 氧化鋅避雷器帶電測(cè)試儀功能及特點(diǎn)</span></div>  <div id="f55nvtnxj1n" class="n-3 c-news"> <div id="f55nvtnxj1n" class="newsnr"> <h1>氧化鋅避雷器帶電測(cè)試儀功能及特點(diǎn)</h1> <p class="source"><span>日期：2023-08-10</span><span>瀏覽：389次</span></p> <div> <h1 style="margin-top:10px"><strong><span style="font-family: 黑體;font-variant-numeric: normal;font-variant-east-asian: normal;font-variant-caps: small-caps;font-size: 19px"> 氧化鋅避雷器帶電測(cè)試儀 <span style="font-family:黑體">功能及特點(diǎn)</span></span></strong><strong></strong></h1><p style="margin-left:40px"><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">2.1 采用帶有DSP浮點(diǎn)處理單元的高性能、低功耗ARM處理器，運(yùn)算速度更快、運(yùn)算精度更高、處理數(shù)據(jù)量更大；從而可以保證測(cè)試數(shù)據(jù)計(jì)算的準(zhǔn)確性和穩(wěn)定性。</span></span></p><p style="text-indent:0"><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">2.2 高精度采樣濾波電路及數(shù)字濾波技術(shù)，可濾除現(xiàn)場(chǎng)干擾信號(hào)。</span></span></p><p style="text-indent:0"><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">2.3 采用浮點(diǎn)快速傅里葉算法，從而實(shí)現(xiàn)對(duì)基波、諧波電壓、電流信號(hào)的高精度分析。</span></span></p><p style="margin-left:40px"><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">2.4 采用工業(yè)級(jí)5.7寸320×240點(diǎn)陣單色液晶屏，顯示清晰，人機(jī)界面友好；對(duì)于一些重要的操作及參數(shù)設(shè)置，顯示其提示信息和幫助說(shuō)明；</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">屏幕頂部狀態(tài)欄可顯示各個(gè)外設(shè)工作狀態(tài)及測(cè)試狀態(tài)信息。</span></span></p><p style="margin-left:40px"><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">2.5 可同時(shí)測(cè)量三相氧化鋅避雷器的電氣參數(shù)，并可自動(dòng)補(bǔ)償相間干擾；也可單相測(cè)量，支持B相接地的PT二次電壓作為參考電壓；當(dāng)被測(cè)相與參考電壓相別不同時(shí)，可自動(dòng)計(jì)算補(bǔ)償角度。</span></span></p><p style="margin-left:40px"><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">2.6 提供有線、無(wú)線測(cè)試方式，無(wú)線測(cè)試方式操作更加簡(jiǎn)便、靈活；可大大降低現(xiàn)場(chǎng)測(cè)試人員工作強(qiáng)度。</span></span></p><p style="text-indent:0"><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">2.7 </span></span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">感應(yīng)板替代</span>PT二次電壓測(cè)量技術(shù)，使測(cè)量更安全快捷。</span></p><p style="text-indent:0;line-height:125%"><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">2</span></span><span style=";font-family:宋體;font-size:16px">.</span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">8</span></span><span style=";font-family:宋體;font-size:16px"> </span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">提供無(wú)</span><span style="font-family:宋體">P</span></span><span style=";font-family:宋體;font-size:16px">T</span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">測(cè)試方式，可在某些極其特殊的情況下進(jìn)行應(yīng)急測(cè)試。</span></span></p><p style="margin-left:40px"><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">2.</span></span><span style=";font-family:宋體;font-size:16px">9</span><span style=";font-family:宋體;font-size:16px"> <span style="font-family:宋體">電壓采集器集成本地顯示（</span><span style="font-family:宋體">128×64點(diǎn)陣OLED液晶屏）及相序檢測(cè)功能，可顯示三相全電壓、電壓基波、3次、5次、7次諧波有效值、系統(tǒng)頻率值及三相電壓相位差；便于現(xiàn)場(chǎng)測(cè)試人員快速檢查電壓采集器與PT二次電壓輸出端子連接情況及三相電壓各項(xiàng)參數(shù)。</span></span></p><p style="margin-left:32px"><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">2.</span></span><span style=";font-family:宋體;font-size:16px">10</span><span style=";font-family:宋體;font-size:16px"> <span style="font-family:宋體">電壓采集器采用雙重全數(shù)字隔離技術(shù)，更加安全可靠。</span></span></p><p style="margin-left:32px"><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">2.1</span></span><span style=";font-family:宋體;font-size:16px">1</span><span style=";font-family:宋體;font-size:16px"> </span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">交直流兩用：內(nèi)置鋰電池供電或者</span><span style="font-family:宋體">220V交流充電器供電自適應(yīng)。</span></span></p><p style="margin-left:32px"><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">2.1</span></span><span style=";font-family:宋體;font-size:16px">2</span><span style=";font-family:宋體;font-size:16px"> <span style="font-family:宋體">儀器主機(jī)和電壓采集器內(nèi)置大容量可充電鋰電池，一次充電完成，可持續(xù)工作</span><span style="font-family:宋體">8小時(shí)。</span></span></p><p style="margin-left:40px"><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">2.1</span></span><span style=";font-family:宋體;font-size:16px">3</span><span style=";font-family:宋體;font-size:16px"> </span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">智能電量管理：剩余電量顯示、低電量報(bào)警、長(zhǎng)時(shí)間閑置提示、背光自動(dòng)調(diào)節(jié)。</span></span></p><p style="margin-left:40px"><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">2.1</span></span><span style="font-family: 宋體;font-size: 16px">4</span><span style="font-family: 宋體;font-size: 16px"> </span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">內(nèi)置實(shí)時(shí)時(shí)鐘，可實(shí)時(shí)顯示當(dāng)前時(shí)間和日期；自動(dòng)記錄測(cè)試日期及時(shí)間。</span></span></p><p style="margin-left:40px"><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">2.1</span></span><span style=";font-family:宋體;font-size:16px">5</span><span style=";font-family:宋體;font-size:16px"> <span style="font-family:宋體">測(cè)試數(shù)據(jù)存儲(chǔ)方式分為本機(jī)存儲(chǔ)和優(yōu)盤存儲(chǔ)，本機(jī)存儲(chǔ)可存儲(chǔ)測(cè)試數(shù)據(jù)</span><span style="font-family:宋體">100條，并且本機(jī)存儲(chǔ)可轉(zhuǎn)存至優(yōu)盤；優(yōu)盤存儲(chǔ)可保存測(cè)試數(shù)據(jù)及波形圖片，測(cè)試數(shù)據(jù)為TXT格式，波形圖片為BMP格式，可直接在電腦上編輯打印</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">。</span></span></p><p style="margin-left:40px"><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">2.1</span></span><span style="font-family: 宋體;font-size: 16px">6</span><span style="font-family: 宋體;font-size: 16px"> <span style="font-family:宋體">內(nèi)置熱敏打印機(jī)，可打印測(cè)試數(shù)據(jù)及已保存測(cè)試記錄；打印內(nèi)容可選擇，從而可以節(jié)省打印紙的用量。</span></span></p><p style="margin-left:40px"><span style=";font-family:宋體;font-size:16px"> </span></p><h1 style="margin-top:10px"><strong><span style="font-family: 黑體;font-variant-numeric: normal;font-variant-east-asian: normal;font-variant-caps: small-caps;font-size: 19px"><span style="font-family:黑體">3 氧化鋅避雷器帶電測(cè)試儀技術(shù)指標(biāo)</span></span></strong><strong></strong></h1><h2><strong><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">3.1 參考電壓測(cè)量</span></span></strong><strong></strong></h2><p style="text-indent:0"><strong><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">3.1.1</span></span></strong><span style=";font-family:宋體;font-size:16px"> <span style="font-family:宋體">參考電壓輸入范圍：</span> <span style="font-family:宋體">25V～250V有效值，50Hz/60Hz</span></span></p><p style="text-indent:0"><strong><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">3.1.2</span></span></strong><span style=";font-family:宋體;font-size:16px"> <span style="font-family:宋體">參考電壓測(cè)量準(zhǔn)確度：</span></span> <span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">±（讀數(shù)×5%+0.5V）</span></span></p><p style="text-indent:0"><strong><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">3.1.3</span></span></strong><span style=";font-family:宋體;font-size:16px"> <span style="font-family:宋體">電壓諧波測(cè)量準(zhǔn)確度：</span></span> <span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">±（讀數(shù)×10%）</span></span></p><p style="text-indent:0"><strong><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">3.1.4</span></span></strong><span style=";font-family:宋體;font-size:16px"> <span style="font-family:宋體">參考電壓通道輸入電阻：</span><span style="font-family:宋體">≥1500kΩ</span></span></p><h2><strong><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">3.2 電流測(cè)量</span></span></strong><strong></strong></h2><p style="text-indent:0"><strong><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">3.2.1</span></span></strong><span style=";font-family:宋體;font-size:16px"> <span style="font-family:宋體">全電流測(cè)量范圍：</span> <span style="font-family:宋體">0～</span></span><span style=";font-family:宋體;font-size:16px">2</span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">0mA有效值，50Hz/60Hz</span></span></p><p style="text-indent:0"><strong><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">3.2.2</span></span></strong><span style=";font-family:宋體;font-size:16px"> <span style="font-family:宋體">準(zhǔn)確度：</span> <span style="font-family:宋體">±（讀數(shù)×5%+5uA）</span></span></p><p style="text-indent:0"><strong><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">3.2.3</span></span></strong><span style=";font-family:宋體;font-size:16px"> <span style="font-family:宋體">阻性電流基波測(cè)量準(zhǔn)確度：</span><span style="font-family:宋體">±（讀數(shù)×5%+5uA）</span></span></p><p style="text-indent:0"><strong><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">3.2.4</span></span></strong><span style=";font-family:宋體;font-size:16px"> <span style="font-family:宋體">電流諧波測(cè)量準(zhǔn)確度：</span> <span style="font-family:宋體">±（讀數(shù)×10%+10uA）</span></span></p><p style="text-indent:0"><strong><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">3.2.5</span></span></strong><span style=";font-family:宋體;font-size:16px"> <span style="font-family:宋體">電流通道輸入電阻：</span> <span style="font-family:宋體">≤2Ω</span></span></p><h2><strong><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">3.3 電場(chǎng)強(qiáng)度測(cè)量</span></span></strong><strong></strong></h2><p style="text-indent:0"><strong><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">3.3.1</span></span></strong><span style=";font-family:宋體;font-size:16px"> <span style="font-family:宋體">電場(chǎng)強(qiáng)度輸入范圍：</span> <span style="font-family:宋體">30kV/m～300kV/m</span></span></p><p style="text-indent:0"><strong><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">3.3.2</span></span></strong><span style=";font-family:宋體;font-size:16px"> <span style="font-family:宋體">電場(chǎng)強(qiáng)度測(cè)量準(zhǔn)確度：</span><span style="font-family:宋體">±（讀數(shù)×10%）</span></span></p><p style="text-indent:0"><strong><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">3.3.3</span></span></strong><span style=";font-family:宋體;font-size:16px"> <span style="font-family:宋體">電場(chǎng)諧波測(cè)量準(zhǔn)確度：</span><span style="font-family:宋體">±（讀數(shù)×10%）</span></span></p><h2><strong><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">3.4 使用條件及外形</span></span></strong><strong></strong></h2><p style="margin-left:150px"><strong><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">3.4.1 </span></span></strong><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">工作電源：</span> <span style="font-family:宋體">內(nèi)置鋰電池或外置充電器，充電器輸入</span></span><span style=";font-family:宋體;font-size:16px">100-240VAC</span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">，</span></span><span style=";font-family:宋體;font-size:16px">50Hz/60Hz</span></p><p style="text-indent:0"><strong><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">3.4.2</span></span></strong><span style=";font-family:宋體;font-size:16px"> <span style="font-family:宋體">充電時(shí)間：</span> <span style="font-family:宋體">約</span><span style="font-family:宋體">4小時(shí)</span></span></p><p style="text-indent:0"><strong><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">3.4.3</span></span></strong><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">電池工作時(shí)間：</span> <span style="font-family:宋體">主機(jī)</span><span style="font-family:宋體">8小時(shí)，電壓采集器8小時(shí)</span></span></p><p style="text-indent:0"><strong><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">3.4.4</span></span></strong><span style=";font-family:宋體;font-size:16px"> <span style="font-family:宋體">主機(jī)尺寸：</span> <span style="font-family:宋體">320mm(長(zhǎng))×270mm(寬)×150mm(高)</span></span></p><p style="text-indent:0"><strong><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">3.4.5 </span></span></strong><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">主機(jī)重量：</span> <span style="font-family:宋體">3.2kg（不含線纜）</span></span></p><p style="text-indent:0"><strong><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">3.4.6 </span></span></strong><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">電壓采集器尺寸：</span><span style="font-family:宋體">115mm(長(zhǎng))×120mm(寬)×65mm(高)</span></span></p><p style="text-indent:0"><strong><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">3.4.7 </span></span></strong><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">電壓采集器重量：</span><span style="font-family:宋體">0.6kg (不含線纜)</span></span></p><p style="text-indent:0"><strong><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">3.4.8 </span></span></strong><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">使用溫度：</span> <span style="font-family:宋體">-10℃～50℃</span></span></p><p style="text-indent:0"><strong><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">3.4.9 </span></span></strong><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">相對(duì)濕度：</span> <span style="font-family:宋體">＜</span><span style="font-family:宋體">90%，不結(jié)露</span></span></p><h1 style="margin-top:10px"><strong><span style="font-family: 黑體;font-variant-numeric: normal;font-variant-east-asian: normal;font-variant-caps: small-caps;font-size: 19px"><span style="font-family:黑體">4 測(cè)量及補(bǔ)償原理</span></span></strong><strong></strong></h1><h2><strong><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">4.1 測(cè)量原理</span></span></strong><strong></strong></h2><p style="text-indent:32px"><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">本儀器采用如圖</span><span style="font-family:宋體">1所示的投影法計(jì)算基波及各次諧波的阻性電流。</span></span></p><p style="text-indent:0"><span style=";font-family:宋體;font-size:16px"> <span style="font-family:宋體">圖中：</span><span style="font-family:宋體">U1 基波參考電壓</span></span></p><p style="text-indent:0"><span style=";font-family:宋體;font-size:16px"> <span style="font-family:宋體">Ix1p 基波全電流峰值</span></span></p><p><span style=";font-family:宋體;font-size:14px"> <span style="font-family:Times New Roman">Ir1p </span><span style="font-family:宋體">基波阻性電流峰值 </span></span></p><p style="text-indent:0"><span style=";font-family:宋體;font-size:16px"> <span style="font-family:宋體">Ic1p 基波容性電流峰值</span></span></p><p style="text-indent:64px"><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">Φ 基波全電流超前基波參考電壓的角度</span></span></p><p style="text-indent:0"><span style=";font-family:宋體;font-size:16px"> <span style="font-family:宋體">計(jì)算公式：</span><span style="font-family:宋體">Ir1p = Ix1p·CosΦ</span></span></p><p style="text-indent:0"><span style=";font-family:宋體;font-size:16px"> <span style="font-family:宋體">Ic1p = Ix1p·SinΦ</span></span></p><p style="text-indent:32px"><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">氧化鋅避雷器</span></span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">全電流既含有</span></span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">氧化鋅避雷器</span></span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">非線性產(chǎn)生的高次諧波，也含有母線電壓諧波產(chǎn)生的高次諧波。與</span>Irp相比Ir1p更加穩(wěn)定真實(shí)</span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">；</span></span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">因此建議用</span>Ir1p作為阻性電流指標(biāo)</span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">，</span><span style="font-family:宋體">Φ和Ir1p均能直觀衡量氧化鋅避雷器的性能。</span></span></p><h2><strong><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">4.2 相間干擾及自動(dòng)補(bǔ)償原理</span></span></strong><strong></strong></h2><p><strong><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體"></span></span></strong></p><p style="text-align: center"><img style="max-width:800px;max-height:300%;" src="https://img41.chem17.com/9/20230810/638272527932158530994.png" title="V[C3N${EX[7$[@JRD[[Y5JY.png" alt="V[C3N${EX[7$[@JRD[[Y5JY.png"/></p><p><strong><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體"></span></span></strong><br/></p><p style="text-indent:0;text-align:center"><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">圖</span><span style="font-family:宋體">2 相間干擾</span></span></p><p style="text-indent:32px"><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">在現(xiàn)場(chǎng)三相同時(shí)測(cè)試一字排列的氧化鋅避雷器時(shí)，如圖</span><span style="font-family:宋體">2所示，由于雜散電容的存在，A、C相電流相位都要向B相偏移，一般偏移角度為2°～4°左右；這將</span></span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">使</span></span><span style="font-family: 宋體;font-size: 16px">A</span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">相</span><span style="font-family:宋體">φ減小，阻性電流增大，</span></span><span style="font-family: 宋體;font-size: 16px">C</span><span style="font-family: 宋體;font-size: 16px"><span style="font-family:宋體">相</span><span style="font-family:宋體">φ增大，阻性電流減小甚至為負(fù)，這種現(xiàn)象稱相間干擾。</span></span></p><p style="text-indent:32px"><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">解決這一問(wèn)題的方法是采用自動(dòng)補(bǔ)償算法，即儀器內(nèi)置的</span><span style="font-family:宋體">“自動(dòng)邊補(bǔ)"功能。假設(shè)</span></span><span style=";font-family:宋體;font-size:16px">Ia</span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">、</span></span><span style=";font-family:宋體;font-size:16px">Ic</span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">無(wú)干擾時(shí)相位相差為</span></span><span style=";font-family:宋體;font-size:16px">120</span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">°，假設(shè)</span></span><span style=";font-family:宋體;font-size:16px">B</span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">相對(duì)</span></span><span style=";font-family:宋體;font-size:16px">A</span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">、</span></span><span style=";font-family:宋體;font-size:16px">C</span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">相干擾是相同的</span></span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">；</span></span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">測(cè)量出</span>Ic超前Ia的角度Φca，A相補(bǔ)償Φ0a=（Φca-120°）/2，C相補(bǔ)償Φ0c= -（Φca -120°）/2。這種方法實(shí)際上對(duì)A、C相阻性電流進(jìn)行了平均，</span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">極有可能</span></span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">掩蓋</span></span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">存在的</span></span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">問(wèn)題。因此建議考核沒(méi)有</span></span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">進(jìn)行自動(dòng)補(bǔ)償</span></span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">的原始數(shù)據(jù)</span></span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">（即補(bǔ)償角度為</span><span style="font-family:宋體">0</span></span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">°</span></span><span style=";font-family:宋體;font-size:16px"><span style="font-family:宋體">），并考核其變化趨勢(shì)。</span></span></p><p><br/></p> <div id="f55nvtnxj1n" class="clear"></div> </div> <div id="f55nvtnxj1n" class="article"> <p>上一篇：<a href="/Article-3439899.html">高壓開(kāi)關(guān)機(jī)械特性測(cè)試儀功能特點(diǎn)</a></p> <p>下一篇：<a href="/Article-3439887.html">RZJ-6D電樞轉(zhuǎn)子匝間沖擊電壓試驗(yàn)儀使用說(shuō)明</a></p> </div> <div id="f55nvtnxj1n" class="clear"></div> </div> </div> <div id="f55nvtnxj1n" class="n-9"> <div id="f55nvtnxj1n" class="c-right"> <div id="f55nvtnxj1n" class="c-1 r-pro"> <div id="f55nvtnxj1n" class="c-left"> <div id="f55nvtnxj1n" class="h-2"><a href="/products.html">產(chǎn)品分類</a></div> <ul> <li><a href="/ParentList-1388067.html" onmouseover="showsubmenu('大電流發(fā)生器')" class="yj">大電流發(fā)生器</a> <div class="f55nvtnxj1n" id="submenu_大電流發(fā)生器" style="display:none"> <ul> </ul> </div> </li> <li><a href="/ParentList-1384344.html" onmouseover="showsubmenu('LCR數(shù)字電橋')" class="yj">LCR數(shù)字電橋</a> <div 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