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id="miwlhi7" 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/second-_swfw/">商務(wù)服務(wù)</a>?<a href="http://www.cdcfah.com/cp/third-swfw_jiancefuwu/">檢測(cè)服務(wù)</a>?常州產(chǎn)品環(huán)境可靠性測(cè)試公司有哪些來(lái)電咨詢上海中證檢測(cè)技術(shù)供應(yīng)</p><div id="xvz8lmd" class="leftbox clearfix"><h1>常州產(chǎn)品環(huán)境可靠性測(cè)試公司有哪些來(lái)電咨詢上海中證檢測(cè)技術(shù)供應(yīng)</h1><div id="yw49eej" class="proBig"><div id="zgajkvr" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/Shatcc/637394297095414254/7439137.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="yxw77ej" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/Shatcc/637394297095414254/7439137.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="jsm9eqm" 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>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>常州產(chǎn)品環(huán)境可靠性測(cè)試公司有哪些,產(chǎn)品環(huán)境可靠性測(cè)試</p><p><span>***更新：</span>2021-02-05 07:11:44</p><p><span id="click" >瀏覽次數(shù)：1次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="srdcdpw" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海中證檢測(cè)技術(shù)有限公司</a></p><p><span>聯(lián)系人：</span>賴朝忠</p><p><span>郵箱: </span>13402061820@163.com</p><p><span>電話: </span>13402061820</p><p><span>傳真: </span>021_</p><p><span>網(wǎng)址: </span>http://www.atc-tech.com</p><p><span>手機(jī): </span>021-58692399</p><p><span>地址: </span>民風(fēng)路351號(hào)1幢3層</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="cqsbxye" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="r3ttypg" class="box"><p><p style="text-indent:25px">加速壽命試驗(yàn)適用于機(jī)械結(jié)構(gòu)等使用壽命長(zhǎng)，常州產(chǎn)品環(huán)境可靠性測(cè)試公司有哪些、故障間隔時(shí)間也長(zhǎng)的產(chǎn)品，從而節(jié)省時(shí)間、經(jīng)費(fèi)，即在載荷和環(huán)境應(yīng)力上予以強(qiáng)化，溫度，常州產(chǎn)品環(huán)境可靠性測(cè)試公司有哪些、振動(dòng)或沖擊是常用的環(huán)境因素。通常RGT 是在真實(shí)環(huán)境下進(jìn)行，常州產(chǎn)品環(huán)境可靠性測(cè)試公司有哪些，但不是所有的情況都能實(shí)現(xiàn)，如衛(wèi)星、導(dǎo)彈等上天產(chǎn)品在發(fā)射前，先要進(jìn)行模擬空間環(huán)境條件的地面試驗(yàn)，地面系統(tǒng)往往難以找到合適的真實(shí)試驗(yàn)環(huán)境（如極限低溫），也必須用人工模擬環(huán)境代替，當(dāng)然，系統(tǒng)在外場(chǎng)使用是處于真實(shí)的使用環(huán)境之中，外場(chǎng)暴露的故障模式是比較真實(shí)的，因此，內(nèi)場(chǎng)模擬試驗(yàn)需與外場(chǎng)試驗(yàn)相結(jié)合。環(huán)境試驗(yàn)是以產(chǎn)品對(duì)預(yù)期工作環(huán)境的適應(yīng)性為考核目標(biāo)的試驗(yàn)。常州產(chǎn)品環(huán)境可靠性測(cè)試公司有哪些</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="常州產(chǎn)品環(huán)境可靠性測(cè)試公司有哪些,產(chǎn)品環(huán)境可靠性測(cè)試" src="https://tyunfile.71360.com/UploadFile/Shatcc/637394297095414254/7439137.png"></div><p style="text-indent:25px">低氣壓試驗(yàn)試驗(yàn)?zāi)康模嚎己水a(chǎn)品對(duì)低氣壓工作環(huán)境(如高空工作環(huán)境)的適應(yīng)能力。當(dāng)氣壓減小時(shí)空氣或絕緣材料的絕緣強(qiáng)度會(huì)減弱；易產(chǎn)生電暈放電、介質(zhì)損耗增加、電離；氣壓減小使散熱條件變差，會(huì)使元器件溫度上升。這些因素都會(huì)使被試樣品在低氣壓條件下喪失規(guī)定的功能，有時(shí)會(huì)產(chǎn)生長(zhǎng)久性損傷。試驗(yàn)條件：被試樣品置于密封室內(nèi)，加規(guī)定的的電壓，從密封室降低氣壓前20min直至試驗(yàn)結(jié)束的一段時(shí)間內(nèi)，要求樣品溫度保持在25+-1.0℃的范圍。密封室從常壓降低到規(guī)定的氣壓再恢復(fù)到常壓，并監(jiān)視這‘過(guò)程中被試樣品能否正常工作，微電路被試樣品所施加電壓的頻率在直流到20MHz的范圍內(nèi)，電壓引出端出現(xiàn)電暈放電被視為失效。試驗(yàn)的低氣壓值是與海拔高度相對(duì)應(yīng)的，并分若干檔．如微電路低氣壓試驗(yàn)的A檔氣壓值是58kPa，對(duì)應(yīng)高度是4572m，E檔氣壓值是1.1kPa，對(duì)應(yīng)高度是30480m等等。南京產(chǎn)品環(huán)境可靠性測(cè)試哪家優(yōu)惠鹽霧試驗(yàn)?zāi)M海洋或潮濕地區(qū)氣候的環(huán)境。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="常州產(chǎn)品環(huán)境可靠性測(cè)試公司有哪些,產(chǎn)品環(huán)境可靠性測(cè)試" src="https://tyunfile.71360.com/UploadFile/Shatcc/637394297123207716/2805429.png"></div><p style="text-indent:25px">防塵試驗(yàn)試驗(yàn)?zāi)康模河糜跈z測(cè)產(chǎn)品的外殼密封性能，包括位特征數(shù)字為1至6，即防護(hù)等級(jí)代碼為IP1X至IP6X。外殼防護(hù)等級(jí)標(biāo)準(zhǔn)中規(guī)定的IP5X和IP6X兩個(gè)等級(jí)的試驗(yàn)，主要模擬產(chǎn)品在使用、運(yùn)輸、貯存過(guò)程中遇到的沙塵環(huán)境，從而檢驗(yàn)其外殼的防護(hù)性能。試驗(yàn)設(shè)備：IP防塵（沙塵）測(cè)試箱；試驗(yàn)條件：IP1X-6X。紫外老化試驗(yàn)試驗(yàn)?zāi)康模河媚M并強(qiáng)化對(duì)材料老化影響較明顯的紫外光譜。材料老化包括褪色、失光、強(qiáng)度降低、開裂、剝落、粉化和氧化等。試驗(yàn)設(shè)備：紫外線耐候試驗(yàn)箱。</p><p style="text-indent:25px">電子產(chǎn)品的復(fù)雜程度在不斷增加。人們較早使用的礦石收音機(jī)是非常簡(jiǎn)單的，隨之先后出現(xiàn)了各種類型的收音機(jī)、錄音機(jī)、錄放相機(jī)、通訊機(jī)、雷達(dá)、制導(dǎo)系統(tǒng)、電子計(jì)算機(jī)以及宇航控制設(shè)備，復(fù)雜程度不斷地增長(zhǎng)。電子產(chǎn)品復(fù)雜程度的明顯標(biāo)志是所需元器件數(shù)量的多少。而電子產(chǎn)品的可靠性決定于所用元器件的可靠性，因?yàn)殡娮赢a(chǎn)品中的任何一個(gè)元器件、任何一個(gè)焊點(diǎn)發(fā)生故障都將導(dǎo)致系統(tǒng)發(fā)生故障。一般說(shuō)來(lái)，電子產(chǎn)品所用的元器件數(shù)量越多，其可靠性問(wèn)題就越嚴(yán)重，為保證產(chǎn)品或系統(tǒng)能可靠地工作，對(duì)元器件可靠性的要求就非常高、非?？量獭夂颦h(huán)境試驗(yàn)要包括高溫試驗(yàn)、低溫試驗(yàn)、溫度快速變化試驗(yàn)、紫外老化試驗(yàn)和氙燈老化試驗(yàn)等。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="常州產(chǎn)品環(huán)境可靠性測(cè)試公司有哪些,產(chǎn)品環(huán)境可靠性測(cè)試" src="https://tyunfile.71360.com/UploadFile/Shatcc/637394297111225852/2942041.png"></div><p style="text-indent:25px">對(duì)于通信設(shè)備而言，常見(jiàn)的測(cè)試項(xiàng)目至少包括電磁兼容試驗(yàn)、安規(guī)試驗(yàn)、氣候類環(huán)境試驗(yàn)和機(jī)械環(huán)境試驗(yàn)，而上述四類測(cè)試項(xiàng)目還包含很多測(cè)試子項(xiàng)，比如氣候類環(huán)境試驗(yàn)還包括高溫工作試驗(yàn)、低溫工作試驗(yàn)、濕熱試驗(yàn)、溫度循環(huán)試驗(yàn)等。此類測(cè)試項(xiàng)目還有很多，這里就不做詳細(xì)介紹。長(zhǎng)期以來(lái)，人們只用產(chǎn)品的技術(shù)性能指標(biāo)作為衡量電子元器件質(zhì)量好壞的標(biāo)志，這只反映了產(chǎn)品質(zhì)量好壞的一個(gè)方面，還不能反映產(chǎn)品質(zhì)量的全貌?？偟亩?，所有的測(cè)試項(xiàng)目都屬于規(guī)格符合性測(cè)試（即 PASS 或者 FAIL 測(cè)試），試驗(yàn)的目的都是模擬產(chǎn)品在生命周期內(nèi)承受應(yīng)力類型和應(yīng)力等級(jí)，考察其工作穩(wěn)定性。振動(dòng)試驗(yàn)主要有正弦振動(dòng)和隨機(jī)振動(dòng)。常州產(chǎn)品環(huán)境可靠性測(cè)試公司有哪些</p><p style="text-indent:25px">鹽霧試驗(yàn)考核產(chǎn)品、材料及其防護(hù)層抗鹽霧腐蝕的能力。常州產(chǎn)品環(huán)境可靠性測(cè)試公司有哪些</p><p style="text-indent:25px">可靠性試驗(yàn)是對(duì)產(chǎn)品進(jìn)行可靠性調(diào)查、分析和評(píng)價(jià)的一種手段。試驗(yàn)結(jié)果為故障分析、研究采取的糾正措施、判斷產(chǎn)品是否達(dá)到指標(biāo)要求提供依據(jù)。進(jìn)行可靠性測(cè)試的機(jī)構(gòu)有：一通檢測(cè)實(shí)驗(yàn)室等根據(jù)可靠性統(tǒng)計(jì)試驗(yàn)所采用的方法和目的，可靠性統(tǒng)計(jì)試驗(yàn)可以分為可靠性驗(yàn)證試驗(yàn)和可靠性測(cè)定試驗(yàn)?？煽啃詼y(cè)定試驗(yàn)是為測(cè)定可靠性特性或其量值而做的試驗(yàn)，通常用來(lái)提供可靠性數(shù)據(jù)?？煽啃则?yàn)證試驗(yàn)是用來(lái)驗(yàn)證設(shè)備的可靠性特征值是否符合其規(guī)定的可靠性要求的試驗(yàn)，一般將可靠性鑒定和驗(yàn)收試驗(yàn)統(tǒng)稱為可靠性驗(yàn)證試驗(yàn)。常州產(chǎn)品環(huán)境可靠性測(cè)試公司有哪些</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/3171719.html</p></div></div></div></div></div><div id="b8rgm7b" class="page-right twoColRt"><div id="cmt7z2u" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="t23j8s8" 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) 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