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YaHei", Arial, sans-serif; font-size: 17px; text-align: justify; text-wrap: wrap; background-color: rgb(255, 255, 255); letter-spacing: 0.578px; box-sizing: border-box !important; overflow-wrap: break-word !important;"><a target="_blank"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; font-family: 宋體, SimSun; font-size: 16px; box-sizing: border-box !important; overflow-wrap: break-word !important;">化工倉庫專用防爆空調(diào)</span></a><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; font-family: 宋體, SimSun; font-size: 16px; box-sizing: border-box !important; overflow-wrap: break-word !important;">壓縮機(jī)排氣溫度過高過熱的原因主要有以下幾種：回氣溫度高、電機(jī)加熱量大、壓縮比高、制冷劑選擇不當(dāng)。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgba(0, 0, 0, 0.9); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; text-align: justify; text-wrap: wrap; background-color: rgb(255, 255, 255); letter-spacing: 0.578px; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; font-family: 宋體, SimSun; font-size: 16px; box-sizing: border-box !important; overflow-wrap: break-word !important;"><br style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;"/></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgba(0, 0, 0, 0.9); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; text-align: justify; text-wrap: wrap; background-color: rgb(255, 255, 255); letter-spacing: 0.578px; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; font-family: 宋體, SimSun; font-size: 16px; box-sizing: border-box !important; overflow-wrap: break-word !important;"><strong style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;">回氣溫度高</strong></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgba(0, 0, 0, 0.9); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; text-align: justify; text-wrap: wrap; background-color: rgb(255, 255, 255); letter-spacing: 0.578px; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; font-family: 宋體, SimSun; font-size: 16px; box-sizing: border-box !important; overflow-wrap: break-word !important;">回氣溫度高低是相對(duì)于<span id="zn2tezfry2hm" class="wx_search_keyword_wrap" style="font-family: 宋體, SimSun; margin: 0px; padding: 0px; outline: 0px; max-width: 100%; color: var(--weui-LINK); cursor: pointer;">蒸發(fā)溫度</span>為而言的。為了防止回液，一般回氣管路都要求20°C的回氣<span id="zn2tezfry2hm" class="wx_search_keyword_wrap" style="font-family: 宋體, SimSun; margin: 0px; padding: 0px; outline: 0px; max-width: 100%; color: var(--weui-LINK); cursor: pointer;">過熱度</span>。如果回氣管路保溫不好，過熱度就遠(yuǎn)遠(yuǎn)超過20°C。<span style="font-family: 宋體, SimSun; margin: 0px; padding: 0px; outline: 0px; max-width: 100%; letter-spacing: 0.034em;">回氣溫度越高，氣缸吸氣溫度和排氣溫度就越高?；貧鉁囟让可?°C，排氣溫度將升高1～1.3°C。</span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgba(0, 0, 0, 0.9); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; text-wrap: wrap; background-color: rgb(255, 255, 255); text-align: center; box-sizing: border-box !important; overflow-wrap: break-word !important;"><br style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;"/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgba(0, 0, 0, 0.9); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; text-align: justify; text-wrap: wrap; background-color: rgb(255, 255, 255); letter-spacing: 0.578px; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; font-family: 宋體, SimSun; font-size: 16px; box-sizing: border-box !important; overflow-wrap: break-word !important;"><strong style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;">電機(jī)加熱</strong></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgba(0, 0, 0, 0.9); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; text-align: justify; text-wrap: wrap; background-color: rgb(255, 255, 255); letter-spacing: 0.578px; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; font-family: 宋體, SimSun; font-size: 16px; box-sizing: border-box !important; overflow-wrap: break-word !important;">對(duì)于回氣冷卻型壓縮機(jī)，制冷劑蒸氣在流經(jīng)電機(jī)腔時(shí)被電機(jī)加熱，氣缸吸氣溫度再一次被提高。<span style="font-family: 宋體, SimSun; margin: 0px; padding: 0px; outline: 0px; max-width: 100%; letter-spacing: 0.034em;">電機(jī)發(fā)熱量受功率和效率影響，而消耗功率與排量、<span id="zn2tezfry2hm" class="wx_search_keyword_wrap" style="font-family: 宋體, SimSun; margin: 0px; padding: 0px; outline: 0px; max-width: 100%; color: var(--weui-LINK); cursor: pointer; box-sizing: border-box !important; overflow-wrap: break-word !important;">容積效率</span>、工況、摩擦阻力等密切相關(guān)。</span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgba(0, 0, 0, 0.9); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; text-align: justify; text-wrap: wrap; background-color: rgb(255, 255, 255); letter-spacing: 0.578px; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; font-family: 宋體, SimSun; font-size: 16px; box-sizing: border-box !important; overflow-wrap: break-word !important;">回氣冷卻型半封壓縮機(jī)，制冷劑在電機(jī)腔的溫升范圍大致在15～45°C之間。空氣冷卻（風(fēng)冷）型壓縮機(jī)中制冷制不經(jīng)過繞組，因而不存在電機(jī)加熱問題。</span></p><p style="text-align: center"><img style="max-width: 800px; max-height: 300%; width: 542px; height: 723px;" src="https://img58.chem17.com/9/20240401/638475581581491053543.png" title="7_03.png" alt="7_03.png" width="542" height="723"/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgba(0, 0, 0, 0.9); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; text-align: justify; text-wrap: wrap; background-color: rgb(255, 255, 255); letter-spacing: 0.578px; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; font-family: 宋體, SimSun; font-size: 16px; box-sizing: border-box !important; overflow-wrap: break-word !important;"><strong style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;">壓縮比過高</strong></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgba(0, 0, 0, 0.9); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; text-align: justify; text-wrap: wrap; background-color: rgb(255, 255, 255); letter-spacing: 0.578px; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; font-family: 宋體, SimSun; font-size: 16px; box-sizing: border-box !important; overflow-wrap: break-word !important;">排氣溫度受壓縮比影響很大，壓縮比越大，排氣溫度就越高。降低壓縮比可以明顯降低排氣溫度，具體方法包括提高吸氣壓力和降低排氣壓力。<span style="font-family: 宋體, SimSun; margin: 0px; padding: 0px; outline: 0px; max-width: 100%; letter-spacing: 0.034em;">吸氣壓力由蒸發(fā)壓力和吸氣管路阻力決定。提高蒸發(fā)溫度，可以有效提高吸氣壓力，迅速降低壓縮比，從而降低排氣溫度。</span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgba(0, 0, 0, 0.9); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; text-align: justify; text-wrap: wrap; background-color: rgb(255, 255, 255); letter-spacing: 0.578px; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; font-family: 宋體, SimSun; font-size: 16px; box-sizing: border-box !important; overflow-wrap: break-word !important;">一些用戶偏面地認(rèn)為，蒸發(fā)溫度越低冷度速度越快，這種想法其實(shí)有很多問題。降低蒸發(fā)溫度雖然可以增加冷凍溫差，但壓縮機(jī)的制冷量卻減小了，因此冷凍速度不一定快。何況蒸發(fā)溫度越低，<span id="zn2tezfry2hm" class="wx_search_keyword_wrap" style="font-size: 15px; font-family: 宋體, SimSun; margin: 0px; padding: 0px; outline: 0px; max-width: 100%; color: var(--weui-LINK); cursor: pointer;">制冷系數(shù)<i class="wx_search_keyword" style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important; display: inline-block; vertical-align: super; font-size: 10px; width: 1.2em; height: 1.2em; -webkit-mask-position: 50% 50%; -webkit-mask-repeat: no-repeat; -webkit-mask-size: 100%; background-color: var(--weui-LINK); -webkit-mask-image: url("data:image/svg+xml,%3csvg width='12' height='12' viewBox='0 0 12 12' fill='none' xmlns='http://www.w3.org/2000/svg'%3e%3cpath fill-rule='evenodd' clip-rule='evenodd' d='M7.60772 8.29444C7.02144 8.73734 6.29139 9 5.5 9C3.567 9 2 7.433 2 5.5C2 3.567 3.567 2 5.5 2C7.433 2 9 3.567 9 5.5C9 6.28241 8.74327 7.00486 8.30946 7.5877C8.3183 7.59444 8.3268 7.60186 8.33488 7.60994L10.4331 9.70816L9.726 10.4153L7.62777 8.31704C7.62055 8.30983 7.61387 8.30228 7.60772 8.29444ZM8 5.5C8 6.88071 6.88071 8 5.5 8C4.11929 8 3 6.88071 3 5.5C3 4.11929 4.11929 3 5.5 3C6.88071 3 8 4.11929 8 5.5Z' fill='%23576B95'/%3e%3c/svg%3e");"></i></span>就越低，而負(fù)荷卻有增加，運(yùn)轉(zhuǎn)時(shí)間延長(zhǎng)，耗電量會(huì)增大。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgba(0, 0, 0, 0.9); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; text-align: justify; text-wrap: wrap; background-color: rgb(255, 255, 255); letter-spacing: 0.578px; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; font-family: 宋體, SimSun; font-size: 16px; box-sizing: border-box !important; overflow-wrap: break-word !important;">降低回氣管路阻力也可以提高回氣壓力，具體方法包括及時(shí)更換臟堵的回氣過濾器、盡可能縮小蒸發(fā)管和回氣管路的長(zhǎng)度等。此外，制冷劑不足也是吸氣壓力低的一個(gè)因素。制冷劑漏失后要及時(shí)補(bǔ)充。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgba(0, 0, 0, 0.9); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; text-align: justify; text-wrap: wrap; background-color: rgb(255, 255, 255); letter-spacing: 0.578px; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; font-family: 宋體, SimSun; font-size: 16px; box-sizing: border-box !important; overflow-wrap: break-word !important;"><strong style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;"><br/></strong></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgba(0, 0, 0, 0.9); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; text-align: justify; text-wrap: wrap; background-color: rgb(255, 255, 255); letter-spacing: 0.578px; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; font-family: 宋體, SimSun; font-size: 16px; box-sizing: border-box !important; overflow-wrap: break-word !important;"><strong style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;">壓縮溫升與制冷劑種類</strong></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgba(0, 0, 0, 0.9); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; text-align: justify; text-wrap: wrap; background-color: rgb(255, 255, 255); letter-spacing: 0.578px; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; font-family: 宋體, SimSun; font-size: 16px; box-sizing: border-box !important; overflow-wrap: break-word !important;">不同的制冷劑的熱物理性質(zhì)不同，經(jīng)歷同樣的壓縮過程后排氣溫度升高量不同。因此對(duì)于不同的制冷溫度，應(yīng)該選用不同的制冷劑。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgba(0, 0, 0, 0.9); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; text-align: justify; text-wrap: wrap; background-color: rgb(255, 255, 255); letter-spacing: 0.578px; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; font-family: 宋體, SimSun; font-size: 16px; box-sizing: border-box !important; overflow-wrap: break-word !important;"></span></p><p style="text-align: center"><img style="max-width: 800px; max-height: 300%; width: 615px; height: 868px;" src="https://img54.chem17.com/9/20240131/638423141203930240161.png" alt="638423141203930240161.png" width="615" height="868"/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgba(0, 0, 0, 0.9); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; text-align: justify; text-wrap: wrap; background-color: rgb(255, 255, 255); letter-spacing: 0.578px; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; font-family: 宋體, SimSun; font-size: 16px; box-sizing: border-box !important; overflow-wrap: break-word !important;"></span><br/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgba(0, 0, 0, 0.9); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; text-align: justify; text-wrap: wrap; background-color: rgb(255, 255, 255); letter-spacing: 0.578px; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; font-family: 宋體, SimSun; font-size: 16px; box-sizing: border-box !important; overflow-wrap: break-word !important;"><strong style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important;">結(jié)論與建議</strong></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgba(0, 0, 0, 0.9); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; text-align: justify; text-wrap: wrap; background-color: rgb(255, 255, 255); letter-spacing: 0.578px; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; font-family: 宋體, SimSun; font-size: 16px; box-sizing: border-box !important; overflow-wrap: break-word !important;">壓縮機(jī)在使用范圍內(nèi)正常運(yùn)轉(zhuǎn)不應(yīng)該有電機(jī)高溫和排汽溫度過高等過熱現(xiàn)象。壓縮機(jī)過熱是一個(gè)重要的故障信號(hào)，表明制冷系統(tǒng)存在較嚴(yán)重的問題，或者壓縮機(jī)的使用和維護(hù)不當(dāng)。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; color: rgba(0, 0, 0, 0.9); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; text-align: justify; text-wrap: wrap; background-color: rgb(255, 255, 255); letter-spacing: 0.578px; box-sizing: border-box !important; 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