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浜у搧涓績(jī)
鐑棬浜у搧鎺ㄨ崘
鑱旂郴鎴戜滑
寰峰窞鍑嚎絀鴻皟璁懼鏈夐檺鍏徃
鑱旂郴浜猴細(xì)鏉庣粡鐞?/p>
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鍙戝竷鏃墮棿錛?span>2020騫?4鏈?8鏃?/span>
濡備綍閫夐厤閫傜敤鐨?a href="http://www.288jjj.com/" target="_self">緇勫悎寮忕┖璋冩満緇?/a>錛岀粍鍚堝紡絀鴻皟鏈虹粍鐨勯�夊瀷鏂規(guī)硶鐨勫叕寮忚鏄庡涓嬶細(xì)
Q t = Q i + Q r
Q t 錛氭満鏌滄墍浜х敓鐨勬�葷儹閲?鍗曚綅錛?W )
Q i 錛氭満鏌滃唴鎵�浜х敓鐨勬�葷儹閲?鍗曚綅錛?W )
Q r 錛氭満鏌滃浼犺嚦鏈烘煖鍐呯殑鐑噺(鍗曚綅錛?W )
Q r =k*A* 螖 T
k 錛氫紶鐑郴鏁?/p>
1 )銆?k=5.5W/ m .K 閽㈡潗鏂欐満鏌?/p>
2 )銆?k=12.0W/ m 2 .K 閾濋晛鍚堥噾鏉愭枡鏈烘煖
3 )銆?k=0.2W/ m 2 .K 濉戞枡鏉愭枡鏈烘煖
A 錛氭満鏌滅殑琛ㄩ潰縐?鍗曚綅錛?m 2 )
螖 T=T 1 - T 2 (鍗曚綅錛氣剝)
T 1: 鏌滃鏈�楂樻俯搴?T 2: 鏌滃唴鎺у埗娓╁害
渚嬶細(xì)涓�涓摑闀佸悎閲戞潗鏂欑殑鏈烘煖澶栧瀷灝哄涓猴細(xì)
1000*2000*500 mm
鏈烘煖鍐呴儴鍙戠儹鍏冧歡浜х敓鐑噺涓?00W
鏌滃唴鎺у埗娓╁害涓?30 鈩冿紝綆卞娓╁害涓?35 鈩?/p>
緇勫悎絀鴻皟鏈虹粍鐨勯�夊瀷鏂規(guī)硶璁＄畻錛?/p>
鏈烘煖琛ㄩ潰縐負(fù)錛?/p>
A=1*2*2+0.5*2*2+ 0.5*1=6.5 m 2 .
鏈烘煖澶栦紶鑷蟲満鏌滃唴鐨勭儹閲?/p>
Q r =k*A* 螖 T
=12.0*6.5* (40-30)
=780W
鏈烘煖鎵�浜х敓鐨勬�葷儹閲忥細(xì)
Q t = Q i + Q r =800+780=1580
閫夋嫨鍨嬪彿涓?600W鐨?a href="http://www.288jjj.com/3g" target="_self">緇勫悎寮忕┖璋冩満緇?/a>錛屼互涓婂氨鏄皬緙栦負(fù)澶у鏁寸悊鐨勭粍鍚堝紡絀鴻皟鏈虹粍鐨勮綆楁柟寮忥紝甯屾湜鍙互甯埌浣狅紒
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