鹽城產(chǎn)品環(huán)境可靠性測試標(biāo)準(zhǔn) 誠信服務(wù) 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="產(chǎn)品設(shè)計(jì)成型后，必須對產(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"><meta name="keywords" content="鹽城產(chǎn)品環(huán)境可靠性測試標(biāo)準(zhǔn),產(chǎn)品環(huán)境可靠性測試"><link rel="canonical" href="http://www.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" 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style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>鹽城產(chǎn)品環(huán)境可靠性測試標(biāo)準(zhǔn),產(chǎn)品環(huán)境可靠性測試</p><p><span>***更新：</span>2021-01-20 06:11:18</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="zg38xxv" 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="j8wlblq" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="psdz88j" class="box"><p><p style="text-indent:25px">產(chǎn)品設(shè)計(jì)成型后，必須對產(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，鹽城產(chǎn)品環(huán)境可靠性測試標(biāo)準(zhǔn)。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)，鹽城產(chǎn)品環(huán)境可靠性測試標(biāo)準(zhǔn)，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，鹽城產(chǎn)品環(huán)境可靠性測試標(biāo)準(zhǔn)、低氣壓等）條件下的適應(yīng)能力，是評價(jià)產(chǎn)品可靠性的重要試驗(yàn)方法之一。氣候環(huán)境試驗(yàn)是考核產(chǎn)品在各種環(huán)境條件下的適應(yīng)能力。鹽城產(chǎn)品環(huán)境可靠性測試標(biāo)準(zhǔn)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="鹽城產(chǎn)品環(huán)境可靠性測試標(biāo)準(zhǔn),產(chǎn)品環(huán)境可靠性測試" src="https://tyunfile.71360.com/UploadFile/Shatcc/637394297115824621/677786.png"></div><p style="text-indent:25px">可靠性試驗(yàn)必須能夠評價(jià)或通過方法來提高產(chǎn)品能正常工作的時(shí)間；環(huán)境適應(yīng)性是考核產(chǎn)品在極值環(huán)境條件下正常工作的能力。這兩種試驗(yàn)在產(chǎn)品研制和生產(chǎn)中，只能相互補(bǔ)充而不能取代。環(huán)境試驗(yàn)應(yīng)作為**可靠性試驗(yàn)外的形式存在，并與其相互補(bǔ)充，結(jié)合成熟的環(huán)境試驗(yàn)技術(shù)和相應(yīng)的研究成果，為提高產(chǎn)品可靠性發(fā)揮應(yīng)有的作用。環(huán)境試驗(yàn)多為單項(xiàng)試驗(yàn)，這種試驗(yàn)的好處在于試驗(yàn)用的設(shè)備比較簡單、試驗(yàn)費(fèi)用少, 且很容易發(fā)現(xiàn)某一環(huán)境因素對產(chǎn)品的影響。其種類很多, 按試驗(yàn)?zāi)康暮托再|(zhì), 可分為以下4 個(gè)基本類型：環(huán)境適應(yīng)性增長試驗(yàn)( EGT) 、環(huán)境合格鑒定試驗(yàn)( E-QT) 、環(huán)境驗(yàn)收試驗(yàn)( EAT) 和例行試驗(yàn)。鹽城產(chǎn)品環(huán)境可靠性測試標(biāo)準(zhǔn)氣候環(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="鹽城產(chǎn)品環(huán)境可靠性測試標(biāo)準(zhǔn),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">如果為了縮短試驗(yàn)時(shí)間可在不改變失效機(jī)理的條件下用加大應(yīng)力的方法進(jìn)行試驗(yàn)，這就是加速壽命試驗(yàn)。通過壽命試驗(yàn)可以對產(chǎn)品的可靠性水平進(jìn)行評價(jià)，并通過質(zhì)量反饋來提高新產(chǎn)品可靠性水平。壽命試驗(yàn)?zāi)康模嚎己水a(chǎn)品在規(guī)定的條件下，在全過程工作時(shí)間內(nèi)的質(zhì)量和可靠性。為了使試驗(yàn)結(jié)果有較好展示性，參試的樣品要有足夠的數(shù)量。試驗(yàn)條件：微電路的壽命試驗(yàn)分穩(wěn)態(tài)壽命試驗(yàn)、間歇壽命試驗(yàn)和模擬壽命試驗(yàn)。模擬壽命試驗(yàn)是一種模擬徽電路應(yīng)用環(huán)境的組合試驗(yàn)。它的組合應(yīng)力有機(jī)械、濕度和低氣壓四應(yīng)力試驗(yàn)：機(jī)械、溫度、濕度和電四應(yīng)力試驗(yàn)等。</p><p style="text-indent:25px">其它環(huán)境試驗(yàn) 這里主要包括氣候環(huán)境、力學(xué)環(huán)境和電磁環(huán)境模擬試驗(yàn)，為了證實(shí)所研制產(chǎn)品的環(huán)境適應(yīng)能力和所處環(huán)境下的可靠性，上述環(huán)境試驗(yàn)就成為必不可少的手段。這些環(huán)境試驗(yàn)可用于各種可靠性試驗(yàn)，此外，還適用于產(chǎn)品研制階段的鑒定試驗(yàn)和定型后的例行試驗(yàn)、加速壽命試驗(yàn)和可靠性增長模擬試驗(yàn)等。鑒定試驗(yàn)和例行試驗(yàn)是環(huán)境試驗(yàn)的主要組成內(nèi)容，前者主要考核產(chǎn)品的環(huán)境適應(yīng)能力和在極限環(huán)境條件下工作的可靠性，后者主要是對已定型的批量生產(chǎn)產(chǎn)品進(jìn)行抽樣試驗(yàn)，以考核材料和工藝的穩(wěn)定性，保證使用可靠性, 大多數(shù)情況都在模擬環(huán)境下進(jìn)行。可靠性試驗(yàn)是可靠性增長試驗(yàn)、可靠性研制試驗(yàn)和可靠性驗(yàn)證試驗(yàn)的總稱。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="鹽城產(chǎn)品環(huán)境可靠性測試標(biāo)準(zhǔn),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)品在其生產(chǎn)制造、貯存運(yùn)輸、部署使用的全壽命過程中都會(huì)經(jīng)受各種環(huán)境因素( 包括自然環(huán)境和誘導(dǎo)環(huán)境) 的作用，尤其是使用階段的環(huán)境條件通常都比較嚴(yán)酷，通過長期實(shí)踐，人們認(rèn)識到環(huán)境與產(chǎn)品可靠性緊密關(guān)聯(lián)，并起著關(guān)鍵性的作用和影響，環(huán)境技術(shù)是產(chǎn)品可靠性試驗(yàn)的基礎(chǔ)，適當(dāng)和有效地利用環(huán)境技術(shù)有利于提高產(chǎn)品的可靠性。國外在20 世紀(jì)70 年代末興起的、可以發(fā)現(xiàn)可靠性缺陷的一種有效方法，可以暴露裝機(jī)元器件潛在的固有缺陷以及工藝和過程引入的缺陷，而不降低產(chǎn)品性能或損壞產(chǎn)品，從而使生產(chǎn)過程的輸出缺陷率和現(xiàn)場使用故障率降低。恒定溫濕度試驗(yàn)觀察試驗(yàn)樣品在恒定溫度、無凝露、規(guī)定時(shí)間高濕環(huán)境下的影響。鹽城產(chǎn)品環(huán)境可靠性測試標(biāo)準(zhǔn)</p><p style="text-indent:25px">環(huán)境可靠性測試評估產(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。鹽城產(chǎn)品環(huán)境可靠性測試標(biāo)準(zhǔn)</p><p style="text-indent:25px">穩(wěn)定性烘培，即高溫存儲(chǔ)試驗(yàn)，試驗(yàn)?zāi)康模嚎己嗽诓皇┘与姂?yīng)力的情況下，高溫存儲(chǔ)對產(chǎn)品的影響。有嚴(yán)重缺陷的產(chǎn)品處于非平衡態(tài)，是一種不穩(wěn)定態(tài)，由非平衡態(tài)向平衡態(tài)的過渡過程既是誘發(fā)有嚴(yán)重缺陷產(chǎn)品失效的過程，也是促使產(chǎn)品從非穩(wěn)定態(tài)向穩(wěn)定態(tài)的過渡過程。這種過渡一般情況下是物理化學(xué)變化，其速率遵循阿倫尼烏斯公式，隨溫度成指數(shù)增加．高溫應(yīng)力的目的是為了縮短這種變化的時(shí)間。所以該實(shí)驗(yàn)又可以視為一項(xiàng)穩(wěn)定產(chǎn)品性能的工藝。試驗(yàn)條件：一般選定一恒定的溫度應(yīng)力和保持時(shí)間。微電路溫度應(yīng)力范圍為75℃至400℃，試驗(yàn)時(shí)間為24h以上。試驗(yàn)前后被試樣品要在標(biāo)準(zhǔn)試驗(yàn)環(huán)境中，既溫度為25土10℃、氣壓為86kPa~100kPa的環(huán)境中放置一定時(shí)間。多數(shù)的情況下，要求試驗(yàn)后在規(guī)定的時(shí)間內(nèi)完成終點(diǎn)測試。鹽城產(chǎn)品環(huán)境可靠性測試標(biāo)準(zhǔn)</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2927411.html</p></div></div></div></div></div><div id="vty3zzz" class="page-right twoColRt"><div id="gyjt3yn" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="jwgbl7k" class="recomPic likePro"><a 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