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src="https://tyunfile.71360.com/UploadFile/SZqianyuguangxue/637304281612314453/3724707.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="k77kmjl" 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>江蘇拉伸膜相位差測(cè)量?jī)x質(zhì)量推薦,相位差測(cè)量?jī)x</p><p><span>***更新：</span>2020-12-03 06:05:23</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="td82tl8" 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="vjgi3py" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="hldvsu3" class="box"><p><p style="text-indent:25px">間接法通常采用三電壓表法。一般要求兩電壓信號(hào)有一公共點(diǎn)（設(shè)為a點(diǎn)），當(dāng)分別測(cè)出兩信號(hào)電壓Uab、Uca，以及兩電壓的差值Ubc后，可畫(huà)出電壓三角形。按余弦定理，兩信號(hào)電壓間的相位差當(dāng)∮很小時(shí)，可將Uab或Uca中較大的一個(gè)信號(hào)電壓分壓，使分壓后兩信號(hào)的數(shù)值相等。間接法通常采用三電壓表法。一般要求兩電壓信號(hào)有一公共點(diǎn)（設(shè)為a點(diǎn)），當(dāng)分別測(cè)出兩信號(hào)電壓Uab、Uca，以及兩電壓的差值Ubc后，可畫(huà)出電壓三角形，江蘇拉伸膜相位差測(cè)量?jī)x質(zhì)量推薦。按余弦定理，江蘇拉伸膜相位差測(cè)量?jī)x質(zhì)量推薦，兩信號(hào)電壓間的相位差當(dāng)∮很小時(shí)，可將Uab或Uca中較大的一個(gè)信號(hào)電壓分壓，江蘇拉伸膜相位差測(cè)量?jī)x質(zhì)量推薦，使分壓后兩信號(hào)的數(shù)值相等。軸角度測(cè)量范圍：0°~180，軸角度測(cè)量范圍：0°~180。江蘇拉伸膜相位差測(cè)量?jī)x質(zhì)量推薦</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇拉伸膜相位差測(cè)量?jī)x質(zhì)量推薦,相位差測(cè)量?jī)x" src="https://tyunfile.71360.com/UploadFile/SZqianyuguangxue/637304281612314453/3724707.png"></div><p style="text-indent:25px">專業(yè)性：光學(xué)博士團(tuán)隊(duì)合力研發(fā)，追求國(guó)產(chǎn)替代。精心打造的每一臺(tái)設(shè)備出貨前都會(huì)用國(guó)家i級(jí)計(jì)量標(biāo)準(zhǔn)片進(jìn)行校驗(yàn) 打破國(guó)外壟斷主要精度數(shù)據(jù)：整機(jī)尺寸：根據(jù)客戶樣品尺寸定制；對(duì)應(yīng)樣品尺寸：可定；制軸角度測(cè)量范圍：0°~180°；數(shù)據(jù)輸出：電腦連接；軸角度精度：±0.05°（精度業(yè)內(nèi)zui高）；測(cè)量重復(fù)性：0.02° （精度業(yè)內(nèi)zui高）；相位差重復(fù)性精度：３σ≦０．１nm；測(cè)量波段：550nm單波段（可根據(jù)客戶要求定制波段）可升級(jí)為380nm~780nm。江蘇**相位差測(cè)量?jī)x質(zhì)量推薦高精度軸角度相位差測(cè)量?jī)x吸收軸角度/偏光軸角度。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇拉伸膜相位差測(cè)量?jī)x質(zhì)量推薦,相位差測(cè)量?jī)x" src="https://tyunfile.71360.com/UploadFile/SZqianyuguangxue/637304283297490234/9619687.png"></div><p> 相位差測(cè)試儀是工業(yè)領(lǐng)域中是常常用到的一般測(cè)量東西，比如在電力系統(tǒng)中電網(wǎng)并網(wǎng)合閘時(shí)，需求兩電網(wǎng)的電信號(hào)相同,這就需求準(zhǔn)確的測(cè)量?jī)晒ゎl信號(hào)之間的相位差。更有測(cè)量?jī)闪型l信號(hào)的相位差在研討網(wǎng)絡(luò)、系統(tǒng)的頻率特性中具備重要意義。相位測(cè)量的方法許多，典型的.傳統(tǒng)方法是通過(guò)顯示器觀測(cè)，這種方法誤差較大，讀數(shù)不方便。為此，我們規(guī)劃了-種數(shù)字相位差測(cè)量?jī)x,完成了兩列信號(hào)相位差的自動(dòng)測(cè)量及數(shù)顯。近年來(lái)，跟著科學(xué)技術(shù)的迅速開(kāi)展，許多測(cè)量?jī)x逐步向“智能儀器”和“自動(dòng)測(cè)試系統(tǒng)”開(kāi)展，這使得儀器的運(yùn)用比較簡(jiǎn)單,功能越越多。 </p> <p> 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)的抗煩擾性，習(xí)氣各種電磁場(chǎng)煩擾場(chǎng)合。被測(cè)高電壓相位信號(hào)由采集器取出，通過(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)核相后的成果定性。因本產(chǎn)品是無(wú)線傳輸，真實(shí)到達(dá)安全可靠、快速準(zhǔn)確，習(xí)氣各種核相場(chǎng)合。 </p> <p> <br /> </p> <p> <br /> </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。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。對(duì)應(yīng)樣品尺寸：可定制，數(shù)據(jù)輸出：電腦連接。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇拉伸膜相位差測(cè)量?jī)x質(zhì)量推薦,相位差測(cè)量?jī)x" src="https://tyunfile.71360.com/UploadFile/SZqianyuguangxue/637304283103857422/3292206.png"></div><p style="text-indent:25px">相位差測(cè)試儀是工業(yè)領(lǐng)域中是經(jīng)常用到的一般測(cè)量工具，比如在電力系統(tǒng)中電網(wǎng)并網(wǎng)合閘時(shí)，需要兩電網(wǎng)的電信號(hào)相同，這就需要精確的測(cè)量?jī)晒ゎl信號(hào)之間的相位差。更有測(cè)量?jī)闪型l信號(hào)的相位差在研究網(wǎng)絡(luò)、系統(tǒng)的頻率特性中具備重要意義。相位測(cè)量的方法很多，典型的傳統(tǒng)方法是通過(guò)顯示器觀測(cè)，這種方法誤差較大，讀數(shù)不方便。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。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。相位差測(cè)亮范圍: 0-20000nm 相位差重復(fù)性精度: 3σ≤ 0.1 nm。江蘇拉伸膜相位差測(cè)量?jī)x質(zhì)量推薦</p><p style="text-indent:25px">對(duì)應(yīng)樣品尺寸：可定制，軸角度測(cè)量范圍：0°~180°。江蘇拉伸膜相位差測(cè)量?jī)x質(zhì)量推薦</p><p style="text-indent:25px">相位差：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。? 任意一個(gè)正弦量y?=?Asin(wt+?j0）的相位為(wt+?j0），本章只涉及兩個(gè)同頻率正弦量的相位差（與時(shí)間t無(wú)關(guān)）。設(shè)一個(gè)正弦量的初相為?j01，第二個(gè)正弦量的初相為?j02，則這兩個(gè)正弦量的相位差為???j12?=?j01?-?j02江蘇拉伸膜相位差測(cè)量?jī)x質(zhì)量推薦</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/2246020.html</p></div></div></div></div></div><div id="8kh2jwo" class="page-right twoColRt"><div id="bln2o2n" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="2probia" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)</p></a></div><div id="0gd7zrj" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/846569.html"><div><img 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