蘇州干冰制冷劑哪家好上海冰仆冷暖設(shè)備供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買(mǎi)產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="制冷劑的選用是一個(gè)比較復(fù)雜的技術(shù)經(jīng)濟(jì)問(wèn)題，需要考慮的因素很多，選擇時(shí)應(yīng)根據(jù)具體情況，進(jìn)行各方面的技術(shù)分析。1.考慮環(huán)保的要求。必須選用符合的各國(guó)環(huán)保法規(guī)的制冷劑。2.考慮制冷溫度的要求。根據(jù)制冷劑溫度和冷卻條件的不同，選用高溫（低壓）、中溫"><meta name="keywords" content="蘇州干冰制冷劑哪家好,制冷劑"><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" content="OBVzrC9aaQ" /> <meta 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id="3axpj8k" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/bingpu/637401016017934881/6545714.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="vhyv9pb" 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>蘇州干冰制冷劑哪家好,制冷劑</p><p><span>***更新：</span>2020-12-11 03:18:48</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="r8wy9ya" 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="l4ifpwd" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="gseg4ho" class="box"><p><p style="text-indent:25px">制冷劑的選用是一個(gè)比較復(fù)雜的技術(shù)經(jīng)濟(jì)問(wèn)題，需要考慮的因素很多，選擇時(shí)應(yīng)根據(jù)具體情況，進(jìn)行各方面的技術(shù)分析。1.考慮環(huán)保的要求。必須選用符合的各國(guó)環(huán)保法規(guī)的制冷劑。2.考慮制冷溫度的要求。根據(jù)制冷劑溫度和冷卻條件的不同，選用高溫（低壓）、中溫（中壓）、低溫（高壓）制冷劑。通常選擇的制冷劑的標(biāo)準(zhǔn)蒸發(fā)溫度要低于制冷溫度10℃，蘇州干冰制冷劑哪家好。選擇制冷劑還應(yīng)考慮制冷裝置的冷卻條件、使用環(huán)境等，蘇州干冰制冷劑哪家好。運(yùn)行中的冷凝壓力不應(yīng)超過(guò)壓縮機(jī)安全使用條件的規(guī)定值，蘇州干冰制冷劑哪家好。汽車(chē)空調(diào)只能用車(chē)外空氣做冷卻介質(zhì)，對(duì)其產(chǎn)生影響的氣溫、風(fēng)速、太陽(yáng)輻射、熱輻射等因素?zé)o不在頻繁發(fā)生變化，其運(yùn)行條件決定它只能選用高溫（低壓）制冷劑。制冷劑氣體在制冷循環(huán)中始終為氣態(tài)；蘇州干冰制冷劑哪家好</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="蘇州干冰制冷劑哪家好,制冷劑" src="https://tyunfile.71360.com/UploadFile/bingpu/637401016017934881/6545714.png"></div><p style="text-indent:25px">認(rèn)為較有前途的R22潛代品為R407c和R410A。R407c是R32R125R134a以23：25：52的質(zhì)量百分比組成的三元非共沸制冷劑，蒸發(fā)壓力和制冷壓力與R22非常接近。但在制熱工況下單位容積制冷量和COP都小于R22。在相同設(shè)計(jì)運(yùn)行能力的熱泵熱水系統(tǒng)中，采用R407c熱水加熱系統(tǒng)耗功明顯高于R22系統(tǒng)。使得在高水溫時(shí)COP低于R22系統(tǒng)。R410A是R32和R125按照50：50的質(zhì)量百分比組成的近共沸混合制冷劑。其溫度滑移不超過(guò)0.2℃，這給制冷劑充灌，設(shè)備更換提供了方便。但是R410A制熱工況下的COP比R22約小9%，其蒸發(fā)壓力，冷凝壓力以及容積制冷量都比R22大的多，同溫度下它的壓力值比R22約高60%，傳熱性能及流動(dòng)性較好。不能直接用于R22系統(tǒng)。必須重新設(shè)計(jì)壓縮機(jī)，換熱器，管路和系統(tǒng)。浙江制冷劑工廠R404A 制冷劑常溫常壓下為無(wú)色氣體，貯存在鋼瓶?jī)?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="蘇州干冰制冷劑哪家好,制冷劑" src="https://tyunfile.71360.com/UploadFile/bingpu/637401017163179036/7209251.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(diǎn)-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(diǎn)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">R-134a(代號(hào)：R134a）分子式： CH 2 FCF 3 （四氟乙烷），分子量：102.03，沸點(diǎn) ：-26.26℃ ，凝固點(diǎn) ：-96.6°C ，臨界溫度：101.1 ℃ ，臨界壓力：4067kpa，飽和液體密度：25℃ ， 1.207g/cm 3 ，液體比熱：25℃ ， 1.51KJ/(Kg·℃)，溶解度( 水中， 25℃ ) ：0.15% ，臨界密度：0.512g/cm3，破壞臭氧潛能值（ ODP ）：0 ，全球變暖系數(shù)值（ GWP ）：0.29，沸點(diǎn)下蒸發(fā)潛能 :215 kJ/kg，質(zhì)量指標(biāo) ：純度 ≥ 99.9 % ，水份PPm≤ 0.0010，酸度 PPm≤ 0.00001 ，蒸發(fā)殘留物PPm≤ 0.01，R134a作為R12的替代制冷劑，它的許多特性與R12很相像。R134a的毒性非常低，在空氣中不可燃，安全類(lèi)別為A1，是很安全的制冷劑。用于食品工業(yè)和空調(diào)制冷的制冷劑*十多種。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="蘇州干冰制冷劑哪家好,制冷劑" src="https://tyunfile.71360.com/UploadFile/bingpu/637401017243257164/1555685.png"></div><p style="text-indent:25px">R-12制冷劑別名R12、氟利昂12、F-12、CFC-12、二氟二氯甲烷，商品名稱(chēng)有Freon 12等，中文名稱(chēng)二氟二氯甲烷，英文名稱(chēng)Dichlorodifluoromethane，分子式CCl2F2。由于R-12屬于CFC類(lèi)物質(zhì)（首先批受限的ODS物質(zhì)Class I Ozone-depleting Substances）——對(duì)臭氧層有破壞、并且存在溫室效應(yīng)，因此在發(fā)達(dá)的各國(guó)和部分發(fā)展中的各國(guó)，已經(jīng)停止了在新空調(diào)、制冷設(shè)備上的初裝或舊設(shè)備上的再添加；中國(guó)2007年已停止了R12制冷劑的生產(chǎn)、以及在新制冷空調(diào)設(shè)備上的初裝。作為使用較較廣的中低溫制冷劑，R-12主要應(yīng)用于冰箱、冷柜、飲水機(jī)、汽車(chē)空調(diào)、商用空調(diào)、冷庫(kù)、商業(yè)制冷、冷凍冷凝機(jī)組等制冷設(shè)備中。二氟二氯甲烷同時(shí)還可應(yīng)用于氣霧推進(jìn)劑、物理發(fā)泡劑、配醫(yī)用消毒劑、殺蟲(chóng)藥發(fā)射劑等。制冷劑在南方一些地區(qū)俗稱(chēng)雪種。蘇州干冰制冷劑哪家好</p><p style="text-indent:25px">幾種制冷劑在空調(diào)中變得很普遍。蘇州干冰制冷劑哪家好</p><p style="text-indent:25px">制冷劑需有良好的電氣絕緣性。經(jīng)濟(jì)性，要求工質(zhì)低廉，易于獲得。環(huán)保性，要求工質(zhì)的臭氧消耗潛能值（ODP）與全球變暖潛能值（GWP）盡可能小，以減小對(duì)大氣臭氧層的破壞及引起全球氣候變暖。共沸制冷劑：由兩種或兩種以上的制冷劑按一定的比例混合而成，在氣化或液化過(guò)程中，蒸汽成分與溶液成分始終保持相同；在既定壓力下，發(fā)生相變時(shí)對(duì)應(yīng)的溫度保持不變。非共沸制冷劑：由兩種或兩種以上的制冷劑按一定的比例混合而成。在定壓下氣化或液化過(guò)程中，蒸汽成分與溶液成分不斷變化，對(duì)應(yīng)的溫度也不斷變化。蘇州干冰制冷劑哪家好</p><p style="text-indent:25px">上海冰仆冷暖設(shè)備有限公司是一家銷(xiāo)售:制拎設(shè)備、化工產(chǎn)品(除危險(xiǎn)化學(xué)品、監(jiān)控化學(xué)品、煙花爆竹、民用物品、易制毒化學(xué)品)、儀器儀表、汽車(chē)配件，機(jī)械配件、五金電器、焊接工具。銷(xiāo)售:制拎設(shè)備、化工產(chǎn)品(除危險(xiǎn)化學(xué)品、監(jiān)控化學(xué)品、煙花爆竹、民用物品、易制毒化學(xué)品)、儀器儀表、汽車(chē)配件，機(jī)械配件、五金電器、焊接工具。的公司，是一家集研發(fā)、設(shè)計(jì)、生產(chǎn)和銷(xiāo)售為一體的專(zhuān)業(yè)化公司。冰仆冷暖設(shè)備作為銷(xiāo)售:制拎設(shè)備、化工產(chǎn)品(除危險(xiǎn)化學(xué)品、監(jiān)控化學(xué)品、煙花爆竹、民用物品、易制毒化學(xué)品)、儀器儀表、汽車(chē)配件，機(jī)械配件、五金電器、焊接工具。銷(xiāo)售:制拎設(shè)備、化工產(chǎn)品(除危險(xiǎn)化學(xué)品、監(jiān)控化學(xué)品、煙花爆竹、民用物品、易制毒化學(xué)品)、儀器儀表、汽車(chē)配件，機(jī)械配件、五金電器、焊接工具。的企業(yè)之一，為客戶提供良好的制冷劑廠家直銷(xiāo)，冷凍油廠家直銷(xiāo)，壓縮機(jī)批發(fā)銷(xiāo)售，制冷配件批發(fā)銷(xiāo)售。冰仆冷暖設(shè)備致力于把技術(shù)上的創(chuàng)新展現(xiàn)成對(duì)用戶產(chǎn)品上的貼心，為用戶帶來(lái)良好體驗(yàn)。冰仆冷暖設(shè)備始終關(guān)注自身，在風(fēng)云變化的時(shí)代，對(duì)自身的建設(shè)毫不懈怠，高度的專(zhuān)注與執(zhí)著使冰仆冷暖設(shè)備在行業(yè)的從容而自信。</p></p><br /><p>文章來(lái)源地址: http://m.cdcfah.com/cp/2353702.html</p></div></div></div></div></div><div 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