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項目名稱：LNG儲備站

項目時間：2022.04.18

項目地點：天津

項目介紹：LNG儲配(pei)站(zhan)是由卸(xie)車系(xi)(xi)統、LNG儲罐、增(zeng)(zeng)壓(ya)(ya)(ya)(ya)系(xi)(xi)統、氣(qi)(qi)(qi)(qi)化(hua)系(xi)(xi)統、BOG加(jia)(jia)(jia)熱(re)系(xi)(xi)統、EAG加(jia)(jia)(jia)熱(re)及(ji)(ji)放(fang)空系(xi)(xi)統、調(diao)壓(ya)(ya)(ya)(ya)計量及(ji)(ji)加(jia)(jia)(jia)臭系(xi)(xi)統、自(zi)(zi)控系(xi)(xi)統等組(zu)成。LNG采用(yong)罐式(shi)(shi)集(ji)裝箱貯(zhu)(zhu)(zhu)存，通(tong)過(guo)(guo)公路運至貯(zhu)(zhu)(zhu)存氣(qi)(qi)(qi)(qi)化(hua)站(zhan)，在卸(xie)氣(qi)(qi)(qi)(qi)臺通(tong)過(guo)(guo)集(ji)裝箱自(zi)(zi)帶的增(zeng)(zeng)壓(ya)(ya)(ya)(ya)器(qi)對集(ji)裝箱貯(zhu)(zhu)(zhu)槽(cao)(cao)增(zeng)(zeng)壓(ya)(ya)(ya)(ya)，利(li)用(yong)壓(ya)(ya)(ya)(ya)差將(jiang)LNG送(song)至貯(zhu)(zhu)(zhu)存氣(qi)(qi)(qi)(qi)化(hua)站(zhan)低溫LNG貯(zhu)(zhu)(zhu)槽(cao)(cao)。非工作(zuo)條件(jian)下(xia)(xia)，貯(zhu)(zhu)(zhu)槽(cao)(cao)內(nei)LNG貯(zhu)(zhu)(zhu)存的溫度(du)(du)為(wei)-162℃，壓(ya)(ya)(ya)(ya)力為(wei)常壓(ya)(ya)(ya)(ya)；工作(zuo)條件(jian)下(xia)(xia)，貯(zhu)(zhu)(zhu)槽(cao)(cao)增(zeng)(zeng)壓(ya)(ya)(ya)(ya)器(qi)將(jiang)貯(zhu)(zhu)(zhu)槽(cao)(cao)內(nei)的LNG增(zeng)(zeng)壓(ya)(ya)(ya)(ya)到0.35MPa（以下(xia)(xia)壓(ya)(ya)(ya)(ya)力如未加(jia)(jia)(jia)說明，均為(wei)表壓(ya)(ya)(ya)(ya)）。增(zeng)(zeng)壓(ya)(ya)(ya)(ya)后(hou)(hou)的低溫LNG自(zi)(zi)流(liu)進(jin)入(ru)主空溫式(shi)(shi)氣(qi)(qi)(qi)(qi)化(hua)器(qi)，與空氣(qi)(qi)(qi)(qi)換熱(re)后(hou)(hou)轉化(hua)為(wei)氣(qi)(qi)(qi)(qi)態(tai)NG并(bing)升(sheng)高溫度(du)(du)，出口溫度(du)(du)比(bi)環(huan)境溫度(du)(du)低－10℃，壓(ya)(ya)(ya)(ya)力在0.35Mpa；當空溫式(shi)(shi)氣(qi)(qi)(qi)(qi)化(hua)器(qi)出口的天然氣(qi)(qi)(qi)(qi)溫度(du)(du)達不(bu)到5℃以上時，通(tong)過(guo)(guo)水浴式(shi)(shi)加(jia)(jia)(jia)熱(re)器(qi)升(sheng)溫。經加(jia)(jia)(jia)臭、計量后(hou)(hou)進(jin)入(ru)輸配(pei)管網送(song)入(ru)各類用(yong)戶。