浙江梅蘭制冷劑報(bào)價(jià) 上海冰仆冷暖設(shè)備供應(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="C02制冷劑絕緣指數(shù)（K）值較高，雖有使壓縮機(jī)排氣溫度偏高的問題，但符合制取較高溫度熱水的要求。同時(shí)，由于C02低于工作壓力P0很高，壓縮機(jī)壓縮比相對(duì)其他系統(tǒng)低的多，壓縮機(jī)效率高。C02分子量比高分子化合物的小得多，因此相對(duì)于一定的蒸發(fā)溫度"><meta name="keywords" content="浙江梅蘭制冷劑報(bào)價(jià),制冷劑"><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" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" content="OBVzrC9aaQ" /> <meta http-equiv="Cache-Control" 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上海冰仆冷暖設(shè)備供應(yīng)</p><div id="3rq8deg" class="leftbox clearfix"><h1>浙江梅蘭制冷劑報(bào)價(jià) 上海冰仆冷暖設(shè)備供應(yīng)</h1><div id="8u3zwyk" class="proBig"><div id="ay8zg3t" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/bingpu/637401016739995559/6821260.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="smoazgn" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/bingpu/637401016739995559/6821260.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="t328c87" 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>浙江梅蘭制冷劑報(bào)價(jià),制冷劑</p><p><span>***更新：</span>2021-01-10 06:21:20</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="adpwlcj" 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(jī): </span>1-1</p><p><span>地址: </span>美丹路222號(hào)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="qzb3wdk" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="lkm82ip" class="box"><p><p style="text-indent:25px">C02制冷劑絕緣指數(shù)（K）值較高，雖有使壓縮機(jī)排氣溫度偏高的問題，但符合制取較高溫度熱水的要求。同時(shí)，由于C02低于工作壓力P0很高，壓縮機(jī)壓縮比相對(duì)其他系統(tǒng)低的多，壓縮機(jī)效率高。C02分子量比高分子化合物的小得多，因此相對(duì)于一定的蒸發(fā)溫度，它的蒸發(fā)（汽化）潛熱比較大，此外，高的工作壓力，使壓縮機(jī)吸氣比容較小，單位容積制冷量較大，浙江梅蘭制冷劑報(bào)價(jià)，浙江梅蘭制冷劑報(bào)價(jià)，可以減少尺寸，使系統(tǒng)結(jié)構(gòu)緊湊。C02低的臨界溫度，使其在熱泵系統(tǒng)循環(huán)中處于跨臨界狀態(tài)，浙江梅蘭制冷劑報(bào)價(jià)。在放熱過程中較大的溫度滑移，可以和變溫?zé)嵩摧^好的匹配。對(duì)制冷劑性質(zhì)要求的了解是不容忽視的。浙江梅蘭制冷劑報(bào)價(jià)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江梅蘭制冷劑報(bào)價(jià),制冷劑" src="https://tyunfile.71360.com/UploadFile/bingpu/637401016739995559/6821260.png"></div><p style="text-indent:25px">制冷劑在蒸發(fā)器中被制冷劑冷卻后，送到冷卻設(shè)備中，吸收被冷卻物體或空間的熱量，再返回蒸發(fā)器重新被冷卻，如此循環(huán)不止，以達(dá)到傳遞制冷量的目的。在鹽水制冰、冰蓄冷系統(tǒng)、集中空調(diào)等需要采用間接冷卻方法的運(yùn)作過程中，需使用載冷劑來傳送冷量。載冷劑在制冷系統(tǒng)的蒸發(fā)器中被冷卻后，用來冷卻被冷卻物質(zhì)，然后再返回蒸發(fā)器，將熱量傳遞給制冷劑。制冷劑起到了運(yùn)載冷量的作用，故又稱為冷媒。這樣既可減少制冷劑的充灌量，減少泄露的可能性，又易于解決冷量的控制和分配問題。載冷劑與載冷劑循環(huán)特點(diǎn)載冷劑是在間接冷卻中的制冷裝置中完成把被冷卻系統(tǒng)（物體或空間）的熱量傳遞給制冷劑的中R間冷卻介質(zhì)。這種中間冷卻介質(zhì)也稱為第二制冷劑。杭州**制冷劑生產(chǎn)廠家制冷劑需具有良好的化學(xué)穩(wěn)定性。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江梅蘭制冷劑報(bào)價(jià),制冷劑" src="https://tyunfile.71360.com/UploadFile/bingpu/637401016125034588/8406768.png"></div><p style="text-indent:25px">根據(jù)對(duì)國內(nèi)外大中型冷庫制冷劑使用情況的調(diào)研，分析了大中型冷庫制冷劑的現(xiàn)狀。根據(jù)國際上較新的文獻(xiàn)，評(píng)論了冷庫制冷劑應(yīng)用的發(fā)展新動(dòng)向。結(jié)果表明：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。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。采用氨制冷劑的關(guān)鍵問題是安全問題。在制冷劑的發(fā)展動(dòng)向中，CO2系統(tǒng)成為新一代制冷劑關(guān)注的重點(diǎn)，CO2/NH3復(fù)疊式制冷系統(tǒng)具有較大的發(fā)展?jié)摿?。在間接制冷系統(tǒng)中，采用氨水替代乙二醇作為載冷劑，可以使系統(tǒng)能耗明顯降低。</p><p style="text-indent:25px">C02制冷劑：綠色環(huán)保天然工質(zhì)C02以其無毒，對(duì)臭氧層與影響，不產(chǎn)生溫室效應(yīng)和良好的熱力學(xué)性質(zhì)等優(yōu)點(diǎn)，再度受到人們的重視。此外，C02給臨界環(huán)境系統(tǒng)所具有的較高的排氣溫度和氣體冷卻器較大的溫度滑移。它在熱泵熱水器領(lǐng)域具有其他工質(zhì)無法比擬的優(yōu)勢(shì)。主要優(yōu)勢(shì)：①無毒，不可燃。具有很好的安全性。消耗臭氧潛能值ODP=0，全球變暖潛能值GWP=1，有著良好的的經(jīng)濟(jì)性，而不存在回收問題，具有環(huán)境友好性。②物理化學(xué)性能穩(wěn)定。與潤(rùn)滑油共溶性良好。粘度很低，這樣可以提高流速，壓降不會(huì)太大，改善傳熱，進(jìn)一步減小部件尺寸和系統(tǒng)重量。氨是目前使用較為較廣的一種中壓中溫制冷劑。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江梅蘭制冷劑報(bào)價(jià),制冷劑" src="https://tyunfile.71360.com/UploadFile/bingpu/637401016807993791/1268610.png"></div><p style="text-indent:25px">R-134a制冷劑應(yīng)用領(lǐng)域包括：冰箱、冷柜、飲水機(jī)、汽車空調(diào)、中央空調(diào)、除濕機(jī)、冷庫、商業(yè)制冷、冰水機(jī)、冰淇淋機(jī)、冷凍冷凝機(jī)組等制冷設(shè)備中，同時(shí)還可應(yīng)用于氣霧推進(jìn)劑、醫(yī)用氣霧劑、殺蟲藥拋射劑、聚合物（塑料）物理發(fā)泡劑，以及鎂合金保護(hù)氣體等。雖然R134a制冷劑是新裝制冷設(shè)備上替代氟利昂R12較普遍的選擇，但是由于R134a與R12物化性能、理論循環(huán)性能以及壓縮機(jī)用油等均不相同，因此對(duì)于初裝為R12制冷劑的制冷設(shè)備的售后維修，如果需要再添加或更換制冷劑，仍然只能添加R12，通常不能直接以R134a替代R12（也就是說通常不可以進(jìn)行換血式的替換）。用于食品工業(yè)和空調(diào)制冷的制冷劑*十多種。杭州杜邦制冷劑價(jià)格</p><p style="text-indent:25px">制冷劑在蒸發(fā)器內(nèi)吸收被冷卻介質(zhì)（水或空氣等）的熱量而汽化。浙江梅蘭制冷劑報(bào)價(jià)</p><p style="text-indent:25px">氟利昂和烷氫類制冷劑：烷氫類化合物的分子通式：CmH2m+2；氟利昂是飽合碳?xì)浠衔?烷族)的鹵族元素衍生物的總稱，分子通式為R（m-1）(n+1)(X),若有Br（溴）原子，再加字母B和原子數(shù)，若（m-1）=0，則“0”略去不寫。下面列舉幾種編號(hào)：名稱分子式m,n,x,z值編號(hào)；一氯二氟甲烷CHF2Clm=1,n=1,x=2,z=0R22；二氯撒氟乙烷C2HF3Cl2m=2,n=1,x=3,z=0R123；三氟一溴甲烷CF3Brm=1,n=0,x=3,z=1R13B1；丙烷C3H8m=3,n=8,x=0,z=0R290?；旌现评鋭??；旌现评鋭┮垣@取命名的順序編號(hào)的；共沸混合制冷劑編號(hào)為R5，從R500開始R501,R502等。非共沸混合制冷劑編號(hào)為R4，從R401，R404，R410等。同素異構(gòu)體加注小寫數(shù)字母，如CHF2-CHF2R134,CF3-CH2FR134a。浙江梅蘭制冷劑報(bào)價(jià)</p><p style="text-indent:25px">上海冰仆冷暖設(shè)備有限公司致力于化工，是一家貿(mào)易型的公司。公司業(yè)務(wù)分為制冷劑廠家直銷，冷凍油廠家直銷，壓縮機(jī)批發(fā)銷售，制冷配件批發(fā)銷售等，目前不斷進(jìn)行創(chuàng)新和服務(wù)改進(jìn)，為客戶提供良好的產(chǎn)品和服務(wù)。公司將不斷增強(qiáng)企業(yè)重點(diǎn)競(jìng)爭(zhēng)力，努力學(xué)習(xí)行業(yè)知識(shí)，遵守行業(yè)規(guī)范，植根于化工行業(yè)的發(fā)展。在社會(huì)各界的鼎力支持下，持續(xù)創(chuàng)新，不斷鑄造***服務(wù)體驗(yàn)，為客戶成功提供堅(jiān)實(shí)有力的支持。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2783441.html</p></div></div></div></div></div><div id="aj8zgne" class="page-right 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