我國農產(chan)(chan)品(pin)(pin)產(chan)(chan)量一直處(chu)于世界第一的(de)(de)(de)位置，無論(lun)是(shi)糧(liang)食(shi)(shi)、蔬菜、肉類(lei)(lei)、蛋(dan)類(lei)(lei)、水(shui)(shui)產(chan)(chan)品(pin)(pin)還(huan)是(shi)水(shui)(shui)果(guo)產(chan)(chan)量均(jun)(jun)呈現(xian)增(zeng)長態勢，為(wei)(wei)食(shi)(shi)品(pin)(pin)工業提供了(le)(le)極為(wei)(wei)豐富(fu)的(de)(de)(de)原(yuan)料(liao)。改革開放以來，食(shi)(shi)品(pin)(pin)工業生(sheng)產(chan)(chan)過程(cheng)(cheng)中(zhong)的(de)(de)(de)冷(leng)(leng)(leng)卻(que)、產(chan)(chan)品(pin)(pin)的(de)(de)(de)冷(leng)(leng)(leng)凍冷(leng)(leng)(leng)藏(zang)及(ji)保(bao)鮮(xian)、冷(leng)(leng)(leng)藏(zang)運輸均(jun)(jun)離(li)不開冷(leng)(leng)(leng)庫(ku)設(she)備(bei)，冷(leng)(leng)(leng)庫(ku)蒸發器正是(shi)在(zai)這種(zhong)背(bei)景(jing)下應運而生(sheng)。我國農產(chan)(chan)品(pin)(pin)產(chan)(chan)量一直處(chu)于世界第一的(de)(de)(de)位置，無論(lun)是(shi)糧(liang)食(shi)(shi)、蔬菜、肉類(lei)(lei)、蛋(dan)類(lei)(lei)、水(shui)(shui)產(chan)(chan)品(pin)(pin)還(huan)是(shi)水(shui)(shui)果(guo)產(chan)(chan)量均(jun)(jun)呈現(xian)增(zeng)長態勢，為(wei)(wei)食(shi)(shi)品(pin)(pin)工業提供了(le)(le)極為(wei)(wei)豐富(fu)的(de)(de)(de)原(yuan)料(liao)。改革開放以來，食(shi)(shi)品(pin)(pin)工業生(sheng)產(chan)(chan)過程(cheng)(cheng)中(zhong)的(de)(de)(de)冷(leng)(leng)(leng)卻(que)、產(chan)(chan)品(pin)(pin)的(de)(de)(de)冷(leng)(leng)(leng)凍冷(leng)(leng)(leng)藏(zang)及(ji)保(bao)鮮(xian)、冷(leng)(leng)(leng)藏(zang)運輸均(jun)(jun)離(li)不開冷(leng)(leng)(leng)庫(ku)設(she)備(bei)，冷(leng)(leng)(leng)庫(ku)蒸發器正是(shi)在(zai)這種(zhong)背(bei)景(jing)下應運而生(sheng).

食(shi)品冷(leng)(leng)庫(ku)(ku)是食(shi)物冷(leng)(leng)凍(dong)(dong)(dong)加工(gong)、儲存與流通(tong)的(de)重要(yao)設施，在國(guo)民經濟中占有重要(yao)地(di)位(wei)。在食(shi)品行業中，隨(sui)著食(shi)品冷(leng)(leng)庫(ku)(ku)技術的(de)快(kuai)速(su)進步，中國(guo)食(shi)品結構和包裝(zhuang)形式(shi)(shi)的(de)變(bian)革(ge)(ge)，特別是小包裝(zhuang)冷(leng)(leng)凍(dong)(dong)(dong)食(shi)品業的(de)快(kuai)速(su)發展(zhan)，食(shi)品凍(dong)(dong)(dong)結方式(shi)(shi)有了重大變(bian)革(ge)(ge)，從(cong)上世紀五、六十年代(dai)起廣為(wei)(wei)采用的(de)間歇(xie)式(shi)(shi)、慢速(su)的(de)庫(ku)(ku)房式(shi)(shi)和擱架式(shi)(shi)凍(dong)(dong)(dong)結間已改為(wei)(wei)采用快(kuai)速(su)、連續式(shi)(shi)凍(dong)(dong)(dong)結裝(zhuang)置（隧道式(shi)(shi)、螺旋式(shi)(shi)、流態(tai)化(hua)）為(wei)(wei)主(zhu)。

同時(shi)隨著食品冷(leng)(leng)(leng)庫(ku)制(zhi)冷(leng)(leng)(leng)系統(tong)的(de)(de)自(zi)(zi)控(kong)技(ji)術應用。大、中(zhong)型食品冷(leng)(leng)(leng)庫(ku)基本都(dou)實現了對(dui)庫(ku)溫、制(zhi)冷(leng)(leng)(leng)系統(tong)壓力、設(she)備運行狀態等的(de)(de)實時(shi)顯示和自(zi)(zi)動(dong)記(ji)錄，而且隨著螺桿壓縮機在冷(leng)(leng)(leng)藏庫(ku)的(de)(de)大量應用，PLC的(de)(de)自(zi)(zi)動(dong)化控(kong)制(zhi)逐(zhu)漸(jian)取代了傳(chuan)統(tong)的(de)(de)手動(dong)控(kong)制(zhi)方式。

目前，據不完(wan)全統計折算，冷(leng)庫的(de)制冷(leng)系(xi)統所耗(hao)(hao)能源，每(mei)凍結一(yi)噸(dun)白條(tiao)肉平均(jun)(jun)耗(hao)(hao)電(dian)(dian)量約為110度(其中(zhong)耗(hao)(hao)電(dian)(dian)指(zhi)(zhi)標(biao)(biao)(biao)有高達(da)(da)(da)(da)180度/噸(dun)，耗(hao)(hao)電(dian)(dian)指(zhi)(zhi)標(biao)(biao)(biao)低(di)的(de)也(ye)達(da)(da)(da)(da)到70度/噸(dun))；對(dui)于(yu)凍結物(wu)(wu)冷(leng)藏間冷(leng)藏一(yi)噸(dun)冷(leng)凍食品(pin)，平均(jun)(jun)耗(hao)(hao)電(dian)(dian)量為0.4度/天(tian)(tian)(其中(zhong)耗(hao)(hao)電(dian)(dian)指(zhi)(zhi)標(biao)(biao)(biao)每(mei)噸(dun)有高達(da)(da)(da)(da)為1.4度/天(tian)(tian)，耗(hao)(hao)電(dian)(dian)指(zhi)(zhi)標(biao)(biao)(biao)低(di)的(de)每(mei)噸(dun)也(ye)達(da)(da)(da)(da)0.2度/天(tian)(tian))；對(dui)于(yu)冷(leng)卻物(wu)(wu)冷(leng)藏間冷(leng)藏一(yi)噸(dun)食品(pin)，平均(jun)(jun)耗(hao)(hao)電(dian)(dian)為0.5度/天(tian)(tian)(其中(zhong)耗(hao)(hao)電(dian)(dian)指(zhi)(zhi)標(biao)(biao)(biao)有高達(da)(da)(da)(da)1度/天(tian)(tian)，耗(hao)(hao)電(dian)(dian)低(di)的(de)也(ye)達(da)(da)(da)(da)0.3度/天(tian)(tian))。