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tcPro"><section class="home-main container clearfix"><div id="ywdkcol" class="twoCol"><div id="y8klikm" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_jxhxp/">精細化學(xué)品</a>?<a href="http://www.cdcfah.com/cp/second-jxhxp_tlzjdy/">涂料助劑</a>?<a href="http://www.cdcfah.com/cp/third-tlzjdy_qttlzjrh/">其他涂料助劑</a>?杭州制冷劑企業(yè) 上海冰仆冷暖設(shè)備供應(yīng)</p><div id="jkbyfri" class="leftbox clearfix"><h1>杭州制冷劑企業(yè) 上海冰仆冷暖設(shè)備供應(yīng)</h1><div id="23n3wd7" class="proBig"><div id="exprtfr" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/bingpu/637401017236108733/8552353.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="enfxuby" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/bingpu/637401017236108733/8552353.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="2uqn2v9" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</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>杭州制冷劑企業(yè),制冷劑</p><p><span>***更新：</span>2020-12-18 00:31:13</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="7f2fh29" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海冰仆冷暖設(shè)備有限公司</a></p><p><span>聯(lián)系人：</span>徐佳華</p><p><span>郵箱: </span>444054147@qq.com</p><p><span>電話: </span>13761656620</p><p><span>傳真: </span>1_1</p><p><span>網(wǎng)址: </span>https://www.shbpln.com</p><p><span>手機: </span>1-1</p><p><span>地址: </span>美丹路222號629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="irtaxjl" class="page-proshow02"><p class="title">詳細說明</p><div id="azwdp2b" class="box"><p><p style="text-indent:25px">制冷劑充入量的準(zhǔn)確判斷方法：測重量。在充注氟利昂時,事先準(zhǔn)備一個小臺秤，將制冷劑鋼瓶放入一個容器中，杭州制冷劑企業(yè)，再在容器中注入40℃以下的冷水(適用于空調(diào)器的低壓充注制冷劑蒸汽)。充注前記下鋼瓶、溫水及容器的重量，在充注過程中注意觀察指針。當(dāng)鋼瓶內(nèi)制冷劑的減少量等于所需要的充注量時可停止充注。測工作電流。用鉗型電流表測工作電流，制冷時，環(huán)境溫度35℃，所測得的工作電流與銘牌上電流相對應(yīng)。溫度越高，電流相應(yīng)增大，杭州制冷劑企業(yè)，溫度越低電流相應(yīng)減少。在風(fēng)機正常，杭州制冷劑企業(yè)、兩器散熱號的情況下按空調(diào)器工況測電流值作比較。要求制冷劑的臭氧消耗潛能值與全球變暖潛能值盡可能小，以減小對大氣臭氧層的破壞及引起全球氣候變暖。杭州制冷劑企業(yè)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="杭州制冷劑企業(yè),制冷劑" src="https://tyunfile.71360.com/UploadFile/bingpu/637401017236108733/8552353.png"></div><p style="text-indent:25px">我國冷藏企業(yè)中，尤其是中小企業(yè)，許多未配備針對氨制冷劑的防護設(shè)備，缺乏有關(guān)制冷系統(tǒng)故障的應(yīng)急處理預(yù)案。冷庫安全問題必須引起企業(yè)和管理部門的高度重視。在國內(nèi)外大中型冷庫中，目前采用氨制冷劑是主流，今后氨仍然將是主要制冷劑。采用氨制冷劑關(guān)鍵是安全問題，應(yīng)該采取足夠的防護措施，保證操作人員安全和公共安全。根據(jù)國外**的評估，在蒸發(fā)溫度-35℃以上，壓縮式制冷采用氨制冷劑是較節(jié)能的。蒸發(fā)溫度在-35℃以下，采用CO2與氨復(fù)疊式制冷，不*可以降低初次投入、提高效率，而且較大減少了系統(tǒng)的充氨量、提高了食品冷加工企業(yè)的安全系數(shù)。江蘇干冰制冷劑多少錢制冷劑在南方一些地區(qū)俗稱雪種。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="杭州制冷劑企業(yè),制冷劑" src="https://tyunfile.71360.com/UploadFile/bingpu/637401016077271079/4530490.png"></div><p style="text-indent:25px">R-124（一氯四氟乙烷）制冷劑物化性質(zhì)：一氯四氟乙烷CHClFCF3，HCFC-124（R124），分子量136.5，沸點-10.95℃，臨界溫度122.25℃，臨界壓力3.613MPa，破壞臭氧潛能值（ODP）為0.02，全球變暖潛能值(GWP，100 yr)為0.10。主要用途：HCFC-124（R124）主要用作制冷劑、滅火劑，是混合工質(zhì)的重要組分，可替代 CFC-114。產(chǎn)品包裝：鋼瓶包裝，13.6kg/瓶。 R-141b（二氯一氟乙烷）制冷劑物化性質(zhì)：二氯一氟乙烷CH3CCl2F，HCFC-141b，分子量116.95，沸點32.05℃，臨界溫度204.5℃，臨界壓力4.25MPa，破壞臭氧潛能值（ODP）為0.11，全球變暖潛能值(GWP，100 yr)為0.09。主要用途：該產(chǎn)品可替代 CFC-11 作硬質(zhì)聚氨酯泡沫塑料的發(fā)泡劑，替代 CFC-113 作清洗劑，也用于作制冷劑。產(chǎn)品包裝：鋼桶包裝，20kg/桶，250kg/桶。</p><p style="text-indent:25px">空調(diào)制冷劑過去選用R12，目前大多選用R134a?？紤]制冷劑的性質(zhì)。根據(jù)制冷劑的熱力性質(zhì)、物理性質(zhì)和化學(xué)性質(zhì)，選用那些無毒、不、不燃燒的制冷劑；選用制冷劑應(yīng)傳熱好、阻力小、與制冷系統(tǒng)用材料相容性好?？紤]壓縮機的類型。不同的制冷壓縮機的工作原理有所不同。體積式壓縮機是通過縮小制冷劑蒸氣的體積提高其壓力的，一般選用單位體積制冷量大的制冷劑，如R134a,R22等。制冷劑的種類很多，隨著科學(xué)技術(shù)的進步．新工質(zhì)不斷出現(xiàn)，以適宜于不同的制冷裝置。R404A 制冷劑常溫常壓下為無色氣體，貯存在鋼瓶內(nèi)是被壓縮的液化氣體。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="杭州制冷劑企業(yè),制冷劑" src="https://tyunfile.71360.com/UploadFile/bingpu/637401016040376295/9954917.png"></div><p style="text-indent:25px">冰箱系統(tǒng)抽程控的時候把已經(jīng)鎖上的高低壓閥門打開，開始進行正式的系統(tǒng)抽空工作，制冷系統(tǒng)如果已經(jīng)被抽成程真空的時候關(guān)閉高低壓閥門再關(guān)閉真空泵。這個時候制冷系統(tǒng)處于真空狀態(tài)，就可以添加制冷劑了，把黃色管與真空本斷開街道制冷劑的并口上，打開制冷劑瓶子的氣門芯，黃色管里的空氣排凈后倒轉(zhuǎn)制冷劑瓶放好，打開高低壓閥門加入制冷劑。制冷劑加的差不多之后再把高低壓閥門關(guān)閉，放好制冷劑瓶，這樣冰箱制冷劑的添加就完成了。雖然冰箱制冷劑的添加看著簡單，其實細節(jié)方面容易出錯，所以還是建議大家找專業(yè)的人員來添加制冷劑，如果對自己有信心也可以自己完成冰箱制冷劑的添加。對制冷劑性質(zhì)要求的了解是不容忽視的。上海冰龍制冷劑工廠</p><p style="text-indent:25px">共沸制冷劑在既定壓力下，發(fā)生相變時對應(yīng)的溫度保持不變。杭州制冷劑企業(yè)</p><p style="text-indent:25px">制冷劑不足的表現(xiàn)：①氣管閥門發(fā)干，用手觸摸沒有明顯的涼感。其原因是制冷劑不足導(dǎo)致蒸發(fā)器內(nèi)的沸騰終結(jié)點提前，使該閥的制冷劑過熱度增大，閥門的溫度升高，大于室外空氣的**溫度。②液管閥門結(jié)霜。其原因是制冷劑不足導(dǎo)致液管內(nèi)壓力下降，沸點降低，使閥門溫度低于冰點。③打開室內(nèi)機面板，取下過濾網(wǎng)，可發(fā)現(xiàn)部分蒸發(fā)器結(jié)露或結(jié)霜。其原因是由于制冷劑不足，*使部分蒸發(fā)器發(fā)生了沸騰吸熱，使制冷面積相應(yīng)減少；④室外機排風(fēng)沒有熱感。其原因是制冷劑不足導(dǎo)致冷凝壓力、冷凝溫度都降低，排風(fēng)溫度也降低。⑤排水軟管排水?dāng)鄶嗬m(xù)續(xù)或根本不排水。其原因是蒸發(fā)器制冷面積減少，結(jié)露面積也減少，凝結(jié)水量降低。⑥室外機氣、液閥門有油污，有油污就有泄漏。其原因是制冷劑與冷凍油有一定的互溶性，氟從漏點逸出后進人大氣中，而油附著在漏點周圍。⑦測量空調(diào)器的工作電流小于額定電流。其原因是制冷劑不足而使壓縮機工作負(fù)荷減少，電流下降。⑧從室外機充氟口測量的壓力低于0.45Mpa。其原因是制冷劑不足導(dǎo)致了蒸發(fā)壓力下降。杭州制冷劑企業(yè)</p><p style="text-indent:25px">上海冰仆冷暖設(shè)備有限公司主要經(jīng)營范圍是化工，擁有一支專業(yè)技術(shù)團隊和良好的市場口碑。公司業(yè)務(wù)涵蓋制冷劑廠家直銷，冷凍油廠家直銷，壓縮機批發(fā)銷售，制冷配件批發(fā)銷售等，價格合理，品質(zhì)有保證。公司注重以質(zhì)量為中心，以服務(wù)為理念，秉持誠信為本的理念，打造化工良好品牌。冰仆冷暖設(shè)備立足于全國市場，依托強大的研發(fā)實力，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>文章來源地址: 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