無錫產(chǎn)品環(huán)境可靠性測試資質(zhì)有哪些服務(wù)為先上海中證檢測技術(shù)供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="氣候類環(huán)境測試：溫濕度測試(Temp./Humidity-DampHeatTest)通常將干燥高溫試驗(yàn)(Dryheat)、低溫試驗(yàn)(Cold)、溫濕度穩(wěn)態(tài)試驗(yàn)(ConstantTemp./Humidity)和溫濕度循環(huán)試驗(yàn)(Humidity"><meta name="keywords" content="無錫產(chǎn)品環(huán)境可靠性測試資質(zhì)有哪些,產(chǎn)品環(huán)境可靠性測試"><link rel="canonical" href="http://m.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" 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#f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>無錫產(chǎn)品環(huán)境可靠性測試資質(zhì)有哪些,產(chǎn)品環(huán)境可靠性測試</p><p><span>***更新：</span>2021-02-06 07:16:54</p><p><span id="click" >瀏覽次數(shù)：3次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="ix8cz7a" 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="vpbnuwn" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="yikrdkr" class="box"><p><p style="text-indent:25px">氣候類環(huán)境測試：溫濕度測試(Temp./Humidity - Damp Heat Test)通常將干燥高溫試驗(yàn)(Dry heat)、低溫試驗(yàn)(Cold)、溫濕度穩(wěn)態(tài)試驗(yàn)(Constant Temp./Humidity)和溫濕度循環(huán)試驗(yàn)(Humidity Cycles)各別分開進(jìn)行測試驗(yàn)證。對(duì)塑性材料、PCB 、PCBA多孔性材料或成品等而言，各種不同材料對(duì)溫度與濕氣有不同形態(tài)之物理反應(yīng)，溫度所產(chǎn)生效應(yīng)多為塑性變形或產(chǎn)品過溫(Over Heat)或低溫啟動(dòng)不良(Cold start)等等，多孔性材料在濕度環(huán)境下會(huì)應(yīng)毛細(xì)孔效應(yīng)(Breathing Effect)而出現(xiàn)表面濕氣吸附，滲入、凝結(jié)等情形，在低濕環(huán)境中會(huì)因靜電荷累積效應(yīng)誘發(fā)產(chǎn)品出現(xiàn)失效，無錫產(chǎn)品環(huán)境可靠性測試資質(zhì)有哪些，無錫產(chǎn)品環(huán)境可靠性測試資質(zhì)有哪些。除了戶外型品必須執(zhí)行結(jié)露試驗(yàn)(Condensation test)外，通常對(duì)室內(nèi)使用產(chǎn)品在濕度試驗(yàn)過程中應(yīng)避免水氣凝結(jié)(Condensation)情形出現(xiàn)，因水氣凝結(jié)易造成產(chǎn)品線路出現(xiàn)短路現(xiàn)象而造成失效，無錫產(chǎn)品環(huán)境可靠性測試資質(zhì)有哪些。氙燈老化試驗(yàn)用模擬全陽光光譜的氙弧燈來再現(xiàn)不同環(huán)境下存在的破壞性光波，包括可見光、紫外光和紅外光。無錫產(chǎn)品環(huán)境可靠性測試資質(zhì)有哪些</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="無錫產(chǎn)品環(huán)境可靠性測試資質(zhì)有哪些,產(chǎn)品環(huán)境可靠性測試" src="https://tyunfile.71360.com/UploadFile/Shatcc/637394297100238566/6773638.png"></div><p style="text-indent:25px">產(chǎn)品設(shè)計(jì)成型后，必須對(duì)產(chǎn)品進(jìn)行可靠性試驗(yàn)，產(chǎn)品可靠性試驗(yàn)是激發(fā)潛在失效模式，提出改進(jìn)措施，確定項(xiàng)目或系統(tǒng)是否滿足預(yù)先制定的可靠性要求的必須步驟?？煽啃栽囼?yàn)是為了確定已通過可靠性鑒定試驗(yàn)而轉(zhuǎn)入批量生產(chǎn)的產(chǎn)品在規(guī)定的條件下是否達(dá)到規(guī)定可靠性要求，驗(yàn)證產(chǎn)品的可靠性是否隨批量生產(chǎn)期間工藝，工裝，工作流程，零部件質(zhì)量等因素的變化而降低。只有經(jīng)過這些，產(chǎn)品性能才是可以信任的，產(chǎn)品的質(zhì)量才是過硬的。部分可靠性專著把樣品置于自然或人工模擬的儲(chǔ)存、運(yùn)輸和工作環(huán)境中的試驗(yàn)統(tǒng)稱為環(huán)境試驗(yàn)，是考核產(chǎn)品在各種環(huán)境（振動(dòng)、沖擊、離心、溫度、熱沖擊、潮熱、鹽霧、低氣壓等）條件下的適應(yīng)能力，是評(píng)價(jià)產(chǎn)品可靠性的重要試驗(yàn)方法之一。無錫產(chǎn)品環(huán)境可靠性測試資質(zhì)有哪些氙燈老化試驗(yàn)可以為科研、產(chǎn)品開發(fā)和質(zhì)量控制提供相應(yīng)的環(huán)境模擬和加速試驗(yàn)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="無錫產(chǎn)品環(huán)境可靠性測試資質(zhì)有哪些,產(chǎn)品環(huán)境可靠性測試" src="https://tyunfile.71360.com/UploadFile/Shatcc/637394297123207716/2805429.png"></div><p style="text-indent:25px">可靠性篩選試驗(yàn)的特點(diǎn)：這種試驗(yàn)不是抽樣的，而是100%試驗(yàn)；該試驗(yàn)可以提高合格品的總的可靠性水平，但不能提高產(chǎn)品的固有可靠性，即不能提高每個(gè)產(chǎn)品的壽命；不能簡單地以篩選淘汰率的高低來評(píng)價(jià)篩選效果。淘汰率高，有可能是產(chǎn)品本身的設(shè)計(jì)、元件、工藝等方面存在嚴(yán)重缺陷，但也有可能是篩選應(yīng)力強(qiáng)度太高。淘汰率低，有可能產(chǎn)品缺陷少，但也可能是篩選應(yīng)力的強(qiáng)度和試驗(yàn)時(shí)間不足造成的。通常以篩選淘汰率Q和篩選效果β值來評(píng)價(jià)篩選方法的優(yōu)劣：合理的篩選方法應(yīng)該是β值較大，而Q值適中。</p><p style="text-indent:25px">在當(dāng)今競爭激烈的市場環(huán)境和全球化的背景下，產(chǎn)品要迅速并且成功地占領(lǐng)國內(nèi)外市場，就必須提高產(chǎn)品的環(huán)境適應(yīng)性和可靠性。目前，我國很多產(chǎn)品設(shè)計(jì)從單純追求技術(shù)指標(biāo)轉(zhuǎn)向提高產(chǎn)品的綜合效能。在產(chǎn)品引進(jìn)過程中，由于來源不同，在同一場所會(huì)出現(xiàn)不同的環(huán)境試驗(yàn)標(biāo)準(zhǔn)體系相互交叉的情況；隨著可靠性工作的逐步深入，該指標(biāo)已納入研制合同。環(huán)境工程和可靠性工程相互交叉，使產(chǎn)品在研制和生產(chǎn)中，試驗(yàn)項(xiàng)目和工作量成倍地增加，這給研制和生產(chǎn)部門帶來了許多重復(fù)性工作，周期和成本難以保證，這就要求對(duì)相同的試驗(yàn)項(xiàng)目進(jìn)行合并和簡化。也就要弄清環(huán)境工程和可靠性工程的概念，充分利用已進(jìn)行試驗(yàn)的結(jié)果，簡化試驗(yàn)工作量，縮短研制周期。力學(xué)環(huán)境試驗(yàn)主要包括機(jī)械振動(dòng)、機(jī)械沖擊、跌落試驗(yàn)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="無錫產(chǎn)品環(huán)境可靠性測試資質(zhì)有哪些,產(chǎn)品環(huán)境可靠性測試" src="https://tyunfile.71360.com/UploadFile/Shatcc/637394297066683465/5435907.png"></div><p style="text-indent:25px">對(duì)于不同的產(chǎn)品，為了達(dá)到不同的目的，可以選擇不同的可靠性試驗(yàn)方法?？煽啃栽囼?yàn)有多種分類方法：如以環(huán)境條件來劃分,可分為包括各種應(yīng)力條件下的模擬試驗(yàn)和現(xiàn)場試驗(yàn)；以試驗(yàn)項(xiàng)目劃分，可分為環(huán)境試驗(yàn)、壽命試驗(yàn)、加速試驗(yàn)和各種特殊試驗(yàn)；若按試驗(yàn)?zāi)康膩韯澐郑瑒t可分為篩選試驗(yàn)、鑒定試驗(yàn)和驗(yàn)收試驗(yàn)；若按試驗(yàn)性質(zhì)來劃分，也可分為破壞性試驗(yàn)和非破壞性試驗(yàn)兩大類。鑒定試驗(yàn)是對(duì)產(chǎn)品的可靠性水平進(jìn)行評(píng)價(jià)時(shí)而做的試驗(yàn)。它是根據(jù)抽樣理論制定出來的抽樣方案。在保證生產(chǎn)者不致使質(zhì)量符合標(biāo)準(zhǔn)的產(chǎn)品被拒收的條件下進(jìn)行鑒定試驗(yàn)。環(huán)境可靠性測試評(píng)估產(chǎn)品在規(guī)定的壽命期間內(nèi)，在預(yù)期的使用、運(yùn)輸或儲(chǔ)存等所有環(huán)境下，保持功能可靠性。揚(yáng)州產(chǎn)品環(huán)境可靠性測試方法</p><p style="text-indent:25px">常用的綜合環(huán)境試驗(yàn)有溫度振動(dòng)綜合試驗(yàn)、溫度濕度振動(dòng)綜合試驗(yàn)等。無錫產(chǎn)品環(huán)境可靠性測試資質(zhì)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)行可靠性測試的機(jī)構(gòu)有：一通檢測實(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)和可靠性測定試驗(yàn)?？煽啃詼y定試驗(yàn)是為測定可靠性特性或其量值而做的試驗(yàn)，通常用來提供可靠性數(shù)據(jù)。可靠性驗(yàn)證試驗(yàn)是用來驗(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)。無錫產(chǎn)品環(huán)境可靠性測試資質(zhì)有哪些</p></p><br /><p>文章來源地址: http://m.cdcfah.com/cp/3190062.html</p></div></div></div></div></div><div id="hrt338w" class="page-right twoColRt"><div id="8hjgs87" class="box01 margin10 clearfix"><h3><a href="http://m.cdcfah.com/cp/">猜你喜歡</a></h3><div id="8sk33xt" class="recomPic likePro"><a href="http://m.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" 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