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class="container clearfix tcPro"><section class="home-main container clearfix"><div id="fg3xvc4" class="twoCol"><div id="nb9byq2" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁(yè)?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_dgdq/">電工電氣</a>?<a href="http://www.cdcfah.com/cp/second-dgdq_dgyqybwr/">電工儀器儀表</a>?<a href="http://www.cdcfah.com/cp/third-dgyqybwr_glclybib/">功率測(cè)量?jī)x表</a>?江蘇相位差測(cè)量?jī)x供應(yīng)商蘇州千宇光學(xué)科技供應(yīng)</p><div id="ol8hjqk" class="leftbox clearfix"><h1>江蘇相位差測(cè)量?jī)x供應(yīng)商蘇州千宇光學(xué)科技供應(yīng)</h1><div id="8ipewyf" class="proBig"><div id="ib4zliu" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/SZqianyuguangxue/637304283752412109/9298150.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="w8ge37l" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/SZqianyuguangxue/637304283752412109/9298150.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="v7ku73r" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>江蘇省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>江蘇相位差測(cè)量?jī)x供應(yīng)商,相位差測(cè)量?jī)x</p><p><span>***更新：</span>2020-10-19 09:06:37</p><p><span id="click" >瀏覽次數(shù)：2次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="3yw7wya" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">蘇州千宇光學(xué)科技有限公司</a></p><p><span>聯(lián)系人：</span>密先生</p><p><span>郵箱: </span>cimi@oec-tech.com</p><p><span>電話: </span>18662198664</p><p><span>傳真: </span>0512_69388290</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0512-69388290</p><p><span>地址: </span>蘇州工業(yè)園區(qū)東旺路8號(hào)7B-302室</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="wdcswi7" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="2clv9pp" class="box"><p><p style="text-indent:25px">相位差測(cè)試儀應(yīng)用于電力線路、變電所的相位校驗(yàn)和相序校驗(yàn)，具有核相、測(cè)相序、驗(yàn)電等功能，江蘇相位差測(cè)量?jī)x供應(yīng)商。具備很強(qiáng)的抗干擾性，適應(yīng)各種電磁場(chǎng)干擾場(chǎng)合。被測(cè)高電壓相位信號(hào)由采集器取出，經(jīng)過(guò)處理后直接發(fā)射出去。由接收器接收并進(jìn)行相位比較，對(duì)核相后的結(jié)果定性。因本產(chǎn)品是無(wú)線傳輸，真正達(dá)到安全可靠、快速準(zhǔn)確,適應(yīng)各種核相場(chǎng)合。兩個(gè)頻率相同的交流電相位的差叫做相位差，或者叫做相差。這兩個(gè)頻率相同的交流電，江蘇相位差測(cè)量?jī)x供應(yīng)商，可以是兩個(gè)交流電流，可以是兩個(gè)交流電壓，可以是兩個(gè)交流電動(dòng)勢(shì)，也可以是這三種量中的任何兩個(gè)。兩個(gè)同頻率正弦量的相位差就等于初相之差，江蘇相位差測(cè)量?jī)x供應(yīng)商。是一一個(gè)不隨時(shí)間變化的常數(shù)。*已通過(guò)中國(guó)計(jì)量用標(biāo)準(zhǔn)片數(shù)據(jù)匹配。江蘇相位差測(cè)量?jī)x供應(yīng)商</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇相位差測(cè)量?jī)x供應(yīng)商,相位差測(cè)量?jī)x" src="https://tyunfile.71360.com/UploadFile/SZqianyuguangxue/637304283752412109/9298150.png"></div><p style="text-indent:25px">來(lái)間接的測(cè)定信號(hào)傳播的時(shí)間，從而求得被測(cè)距離的。因此，信號(hào)相位測(cè)量的精度也就決定了測(cè)距的精度。相位測(cè)量技術(shù)的研究由來(lái)已久，**早的研究和應(yīng)用是在數(shù)學(xué)的矢量分析和物理學(xué)的圓周運(yùn)動(dòng)以及振動(dòng)學(xué)方面，隨之在電力部門、機(jī)械部門、航空航天、地質(zhì)勘探、海底資源等方面也相應(yīng)得到重視和發(fā)展。隨著電子技術(shù)和計(jì)算機(jī)技術(shù)的發(fā)展，相位測(cè)量技術(shù)得到了迅速的發(fā)展，目前相位測(cè)量技術(shù)已較完善，測(cè)量方法及理論也比較成熟，相位測(cè)量?jī)x器已系列化和商品化?，F(xiàn)代相位測(cè)量技術(shù)的發(fā)展可分為三個(gè)階段：***階段是在早期采用的諸如阻抗法、和/差法、三電壓法、比對(duì)法和平衡法等，雖然方法簡(jiǎn)單，但測(cè)量精度較低；第二階段是利用數(shù)字**電路、微處理器、FPGA/CPLD、DSP等構(gòu)成測(cè)相系統(tǒng)，使測(cè)量精度得以**提高；第三階段是充分利用計(jì)算機(jī)及智能化虛擬測(cè)量技術(shù)，從而**簡(jiǎn)化設(shè)計(jì)程序，增強(qiáng)功能，使得相應(yīng)的產(chǎn)品精度更高、功能更全。同時(shí)，各種新的算法也隨之出現(xiàn)。相位測(cè)量是正弦信號(hào)經(jīng)過(guò)不同的時(shí)間或不同的網(wǎng)絡(luò)后可以有不同的相位。通常所謂相位測(cè)量是指對(duì)兩個(gè)同頻率信號(hào)之間相位差的測(cè)量。**常見(jiàn)的是對(duì)網(wǎng)絡(luò)輸入與輸出信號(hào)的相位差，即網(wǎng)絡(luò)相移的測(cè)量。江蘇相位差測(cè)量?jī)x供應(yīng)商吸收軸角度，是指透過(guò)光線在某一方向呈現(xiàn)吸收狀態(tài)(透光率比較低)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇相位差測(cè)量?jī)x供應(yīng)商,相位差測(cè)量?jī)x" src="https://tyunfile.71360.com/UploadFile/SZqianyuguangxue/637304282805332031/666775.png"></div><p style="text-indent:25px">偏光片關(guān)鍵層-PVA PVA膜 (PolyvinylAlcohol)全稱聚乙烯醇薄膜，其組分主要是碳?xì)溲醯容p原子，因此具有高透光和高延展性等特點(diǎn)。PVA分子本來(lái)是任意角度無(wú)規(guī)則性分布的，PET相位差測(cè)試儀，在一定溫度和濕度條件下，受力拉伸后就逐漸偏轉(zhuǎn)于作用力方向，趨向于成直線狀分布。拉伸后的PVA分子沿拉伸方向直線排列，拉伸膜相位差測(cè)試儀，吸附在PVA層上的染料分子也跟隨著有方向性的偏轉(zhuǎn)，形成或染料分子的長(zhǎng)鏈。因?yàn)榈怆x子(或染料分子)有很好的起偏性，它可以吸收平行于其排列方向的偏振光，金華相位差測(cè)試儀，只讓垂直方向的偏振光通過(guò)，利用這樣的原理就可制造偏光膜。</p><p style="text-indent:25px">偏光片所屬類別 : 其他基本信息中文名稱：偏光片外文名稱：Polarizer 概述：液晶顯示器的成像必須依靠偏振光標(biāo)準(zhǔn)：是全球公認(rèn)適合駕駛的鏡片分類：碘系偏光片，染料系偏光片偏光片的全稱是偏振光片，液晶顯示器的成像必須依靠偏振光，所有的液晶都有前后兩片偏振光片緊貼在液晶玻璃，國(guó)產(chǎn)相位差測(cè)試儀，組成總厚度1mm左右的液晶片。如果少了任何一張偏光片，液晶片都是不能顯示圖像的。偏光片關(guān)鍵層-PVA PVA膜 (PolyvinylAlcohol)全稱聚乙烯醇薄膜，其組分主要是碳?xì)溲醯容p原子，因此具有高透光和高延展性等特點(diǎn)。PVA分子本來(lái)是任意角度無(wú)規(guī)則性分布的，PET相位差測(cè)試儀，在一定溫度和濕度條件下，受力拉伸后就逐漸偏轉(zhuǎn)于作用力方向，趨向于成直線狀分布。整機(jī)對(duì)應(yīng)樣品皆可定制。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇相位差測(cè)量?jī)x供應(yīng)商,相位差測(cè)量?jī)x" src="https://tyunfile.71360.com/UploadFile/SZqianyuguangxue/637304283297490234/9619687.png"></div><p style="text-indent:25px">相位差測(cè)試儀應(yīng)用于電力線路、變電所的相位校驗(yàn)和相序校驗(yàn)，具有核相、測(cè)相序、驗(yàn)電等功能。具備很強(qiáng)的抗干擾性,適應(yīng)各種電磁場(chǎng)干擾場(chǎng)合。被測(cè)高電壓相位信號(hào)由采集器取出，經(jīng)過(guò)處理后直接發(fā)射出去。由接收器接收并進(jìn)行相位比較,對(duì)核相后的結(jié)果定性。因本產(chǎn)品是無(wú)線傳輸，真正達(dá)到安全可靠、快速準(zhǔn)確，適應(yīng)各種核相場(chǎng)合。兩個(gè)頻率相同的交流電相位的差叫做相位差，或者叫做相差。這兩個(gè)頻率相同的交流電，可以是兩個(gè)交流電流，可以是兩個(gè)交流電壓,可以是兩個(gè)交流電動(dòng)勢(shì)，也可以是這三種量中的任何兩個(gè)。兩個(gè)同頻率正弦量的相位差就等于初相之差。是一一個(gè)不隨時(shí)間變化的常數(shù)。也可以是一個(gè)元件.上的電流與電壓的相位變化。型號(hào)PLM-100 技術(shù)參數(shù)：主要測(cè)試項(xiàng)目：偏光片吸收軸角度、偏振片偏振方向、波片快軸方向。江蘇相位差測(cè)量?jī)x供應(yīng)商</p><p style="text-indent:25px">測(cè)量波段：550nm單波段（可根據(jù)客戶要求定制波段）。江蘇相位差測(cè)量?jī)x供應(yīng)商</p><p style="text-indent:25px">相位檢測(cè)儀器工作原理數(shù)字相位計(jì)一般采用相位-電壓轉(zhuǎn)換法的相位差數(shù)字化測(cè)量方法.它測(cè)量的是同頻信號(hào)的相位差，相位差為φ的兩個(gè)同頻信號(hào)U1(t)和 U2(t)分別經(jīng)過(guò)各自的衰減電路被衰減成為振幅在0.6V到2.0V的基準(zhǔn)電壓，然后送至相應(yīng)的整形電路整形為方波，此時(shí)對(duì)稱調(diào)整電路會(huì)對(duì)這兩個(gè)信號(hào)進(jìn)行對(duì)稱調(diào)整，使得測(cè)量結(jié)果更準(zhǔn)確，這樣就得到了兩個(gè)同頻方波信號(hào)，再經(jīng)過(guò)鑒相脈沖電路得到一個(gè)隨相位差變化而變化的脈沖信號(hào) △t.相位差的數(shù)字化是采用填充計(jì)數(shù)法實(shí)現(xiàn)的，即用周期為τ的脈沖分別對(duì)△t和T進(jìn)行計(jì)數(shù)，則相位差:φ=△tTX360° =n1 Tn2τ X360° =n1n2X360°式子中T為兩個(gè)被測(cè)信號(hào)的周期，n1為△t時(shí)間內(nèi)所填充的脈沖個(gè)數(shù), n2為T時(shí) 間內(nèi)所填充的脈沖個(gè)數(shù)。由于不同的信號(hào)電壓大小不同，所以他們需要進(jìn)入不同的衰減電路,才能保證整個(gè)電路的安全和測(cè)量的準(zhǔn)確性,這就需要一個(gè)精確的自動(dòng)換程電路.而后續(xù)的信號(hào)處理需要--個(gè)幅值穩(wěn)定在-一個(gè)范圍內(nèi)的基準(zhǔn)信號(hào)，這就需要通過(guò)衰減器來(lái)實(shí)現(xiàn).江蘇相位差測(cè)量?jī)x供應(yīng)商</p><p style="text-indent:25px">蘇州千宇光學(xué)科技有限公司致力于機(jī)械及行業(yè)設(shè)備，是一家其他型的公司。公司業(yè)務(wù)涵蓋高低溫光電綜合系統(tǒng)，彎折機(jī)，，等，價(jià)格合理，品質(zhì)有保證。公司秉持誠(chéng)信為本的經(jīng)營(yíng)理念，在機(jī)械及行業(yè)設(shè)備深耕多年，以技術(shù)為先導(dǎo)，以自主產(chǎn)品為重點(diǎn)，發(fā)揮人才優(yōu)勢(shì)，打造機(jī)械及行業(yè)設(shè)備良好品牌。千宇光學(xué)科技立足于全國(guó)市場(chǎng)，依托強(qiáng)大的研發(fā)實(shí)力，融合前沿的技術(shù)理念，飛快響應(yīng)客戶的變化需求。</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/1617177.html</p></div></div></div></div></div><div id="srq8pnu" class="page-right twoColRt"><div id="bab7qnf" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="wvxe3k4" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img 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