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        1. 當前位置(zhi):首(shou)頁(ye)  >  技(ji)術(shu)文(wen)章(zhang)  >  巨(ju)為(wei)JOOWAY控(kong)制(zhi)恒(heng)溫(wen)恒(heng)濕(shi)試(shi)驗(yan)機內部溫(wen)度(du)濕(shi)度(du)的(de)問題(ti)

          巨(ju)為(wei)JOOWAY控(kong)制(zhi)恒(heng)溫(wen)恒(heng)濕(shi)試(shi)驗(yan)機內部溫(wen)度(du)濕(shi)度(du)的(de)問題(ti)

          更新(xin)時間:2013-06-19      點擊次(ci)數(shu):2683

          恒(heng)溫(wen)恒(heng)濕(shi)試(shi)驗(yan)機是產品放在(zai)規定的溫(wen)度(du)及濕度(du),看(kan)產品的(de)耐高溫(wen),耐低溫(wen),以及抗濕度(du)能力(li),那(na)麽(me)恒(heng)溫(wen)恒(heng)濕(shi)試(shi)驗(yan)機同(tong)時具備(bei)加(jia)溫(wen),降(jiang)溫(wen),加(jia)濕(shi),降(jiang)濕能力(li)。

            加(jia)溫(wen)裝置(zhi)是控制(zhi)恒(heng)溫(wen)恒(heng)濕(shi)試(shi)驗(yan)機是不(bu)是升溫(wen)關鍵(jian)環節(jie);它是控制(zhi)器得(de)到(dao)升溫(wen)指(zhi)令時會(hui)輸出(chu)電(dian)壓(ya)給繼電(dian)器,大(da)約(yue)3-12伏直(zhi)流電(dian)加(jia)在(zai)固(gu)態繼電(dian)器上(shang)面;它的交(jiao)流(liu)端相當於導(dao)線接(jie)通;接(jie)觸(chu)器也同(tong)時吸合(he),加(jia)熱(re)器兩(liang)端有電(dian)壓(ya)使其發(fa)熱,通過循環(huan)風機帶動(dong)把(ba)熱(re)量(liang)帶(dai)到(dao)箱裏,使恒(heng)溫(wen)恒(heng)濕(shi)機升溫(wen),那(na)溫(wen)度(du)快(kuai)達到(dao)妳的設定(ding)值;控(kong)制(zhi)器通(tong)過加(jia)在(zai)固(gu)態繼電(dian)器通(tong)斷調(tiao)節(jie);我們(men)在(zai)恒(heng)溫(wen)恒(heng)濕(shi)機看(kan)屏(ping)幕(mu)上加(jia)熱(re)出(chu)力(li)多少來調(tiao)節(jie)發(fa)熱量(liang);這(zhe)是(shi)在(zai)89度(du)以(yi)上溫(wen)度(du)控(kong)制(zhi),在(zai)89度(du)以(yi)下溫(wen)度(du)穩(wen)定如(ru)何(he)控制(zhi)呢?恒(heng)溫(wen)恒(heng)濕(shi)機是在(zai)壹(yi)邊通(tong)過固(gu)態繼電(dian)器發(fa)熱出(chu)力(li)多少;另通(tong)過壓縮(suo)機制(zhi)冷(leng)循(xun)環(huan)降(jiang)溫(wen)達到(dao)動(dong)態(tai)平衡(heng);溫(wen)度(du)恒(heng)定(ding)。

            降(jiang)溫(wen)是恒(heng)溫(wen)恒(heng)濕(shi)試(shi)驗(yan)機重(zhong)要(yao)環(huan)節(jie),是判定壹(yi)臺(tai)恒(heng)溫(wen)恒(heng)濕(shi)試(shi)驗(yan)機性能好壞(huai)重(zhong)要(yao)參(can)數(shu),它包(bao)括壓(ya)縮(suo)機、冷凝(ning)器、節(jie)流裝(zhuang)置(zhi)、蒸(zheng)發(fa)器四(si)大(da)組(zu)成(cheng)。壓縮(suo)機是制(zhi)冷(leng)系(xi)統心臟,它吸入低溫(wen)低壓氣(qi)體,變成(cheng)高溫(wen)高壓(ya)氣(qi)體,通(tong)過冷凝(ning)成(cheng)液(ye)體放出(chu)熱(re)量(liang),通(tong)過風機帶走熱量(liang),所(suo)以恒(heng)溫(wen)恒(heng)濕(shi)機下面是熱(re)風原(yuan)因(yin),然後通過節(jie)流到(dao)為低壓液(ye)體,其(qi)次(ci)通(tong)過蒸發(fa)器成(cheng)為低溫(wen)低壓氣(qi)體zui後回到(dao)壓縮機;制(zhi)冷(leng)劑在(zai)蒸(zheng)發(fa)器中吸收熱量(liang)完(wan)成(cheng)氣(qi)化過程重(zhong)而吸收熱量(liang),達到(dao)制(zhi)冷(leng)目的(de),完(wan)成(cheng)恒(heng)溫(wen)恒(heng)濕(shi)機降(jiang)溫(wen)過程。

            加(jia)濕(shi)系(xi)統與(yu)加(jia)熱(re)系(xi)統大(da)致(zhi)壹(yi)樣;它是加(jia)熱(re)器加(jia)熱(re)水(shui)變成(cheng)蒸汽(qi)過程;完(wan)成(cheng)恒(heng)溫(wen)恒(heng)濕(shi)試(shi)驗(yan)機加(jia)濕(shi)目的(de)。

            降(jiang)濕系(xi)統也是靠制(zhi)冷(leng)系(xi)統完(wan)成(cheng),蒸發(fa)器放在(zai)恒(heng)溫(wen)恒(heng)濕(shi)試(shi)驗(yan)機裏面;比較(jiao)冷,恒(heng)溫(wen)恒(heng)濕(shi)機裏面高濕(shi)氣(qi)體會(hui)見(jian)冷的(de)物體冷(leng)凝成(cheng)液(ye)體;如(ru)此(ci)反(fan)復箱體的(de)高濕(shi)氣(qi)體會(hui)很少,達到(dao)降(jiang)濕目的(de)

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