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Ļ豸㷽

ʱ䣺201837

ֻҪǵ豸ڹжĻϢнԴȫתˡҲ˵豸ĵԴľͿIJΪ˱豸¶޷ܵij̶ȣʹЩɢĻ۽ᵼ¹ϣѡʺϵͨȴϵͳҪ֪豸IJɢȿռ䡣


Դ͸ⴰڵ̫ͨΧṹڵ豸ɢɢɢ·ɢ


DZԴԱɢ͸·绻ɢڵͨƤͺٷųģˮȸӦȺDZȸ֮͡巢湤״̬졣Ϊ24ʱȸΪ56calDZȸΪ46cal;Ϊ21ʱȸΪ65calDZȸΪ37cal.£ȸɾΪ102cal.


㲽裺ռݡбҪϢȻݶз㣬дܡбСӣõܷ


ݶ壺IT豸ܸع(W)IT豸Դ빦֮ͣԴϵͳʡUPSϵͳĶʡʹϵͳUPSĹʡ

 

ʲַͬΪȺDZȣְȺͷֳɷ֣豸IT豸ͨߴԺԲƣˡԴĵ϶תΪһIT豸ķͿԼ򵥵صͬڸ豸ĵ(Ϊλ)


(1)ȸ


Ϊ˸ڼڹԱϲʿԼûάֻѹҪͨյ豸·ʿЩʿҲΪȸɡͨš϶Ϳض̶ܷȣ˵ijķٶı䡣ȸͨСҪɽΪĻȷȸɡ

  

(2)ΧṹĴ


ͨݶǽڡϵΧṹĴһ뼾ڡʱ䡢λú̫ǶȵйصˣҪ׼ȷǺܸӵ⡣  ¶ȱһȶ״̬ʱƽ״ǽڴɰʽ㣺


Q=KF(t1-t2)kcal/h ʽУ


KΧṹĵϵ(kcal/m2h);


FΧṹ(m2);


t1¶();


t2ļ¶()


㲻ֱӽӴΧṹϵʱ¶ȲӦϵֵͨȡ0.40.7.òϵϵ±ʾ  ϵϵ(kcal/m2h)ϵϵ(kcal/m2h)


ͨ1.41.5ʯ0.2ͻ0.50.7ʯˮ1ɰ1.3ά0.15ʯ0.5ά0.03ש1.1пְ380.7180ľ0.1~0.25

  

(3)Ӳ͸̫


ʱһֱ䡢һֱգʣ͸תΪȡ


͸ڵɰʽ㣺Q=KFq(kcal/h)


ʽУK̫ȵ͸ϵ;F(m2);q͸̫ǿ(kcal/m2h)


͸ϵKֵȡڴࡢͨȡ0.360.4.̫ǿqγȡںʱ̫ͬǶȶ仯ֵοϡ


(4)UPSIJɴ˹ʽó


(BTU/Сʱ) = ع()x ù(ɱ1)x 3.41 (BTUת)  ע⣺UPSڵطŵģʽڸسʱIJӣǺġUPSЩҪرע⣬ͨȴϵͳС

  

(5)豸ɢ㹫ʽΪQ=1000n1n2n3n4SN/ (W)


Q豸ɢ


n1ϵ(װϵ)ʵĹ밲װ֮ȣӳ˿ͶNó̶ȣһΪ0.7~0.9 ;


n2ͬʱʹϵڵ綯ͬʱʹõİװܰװ֮ȣݹչ̵豸ʹһΪ0.5~0.8;


n3ϵÿСʱƽʵĹʵĹ֮ȡӳƽɴﵽһµˮƽ󸺺ɵij̶ȡһȡ0.5;


n4ŷϵһȡ0.5;


N綯Ķ(װ);


ǡ綯Ч(һȡ85);


ôʣһྻŷྻң๤ƣ̨豸ͬʱÿ̨豸İװ(N)6KWn1(0.7~0.9)ȡ0.8n2(0.5~0.8)ȡ1(Ϊͬʱ)n3ȡ0.5  n4ȡ1(Ϊŷ)Sȡ0.9.ôྻҹ豸ɢӦΪ


Q=1000n1n2n3n4SN/


Q=10000.810.510.9(62)/85


Q=36012/85 Q=50.82 (W)


Q=50.82 (W)

  

(6)ȸ


ڻУȸ⣬ڹʹʾȶΪȸɡЩ豸Ĺһ㶼Сɴ԰빦빦ȵ֮㡣⡢ʹôĴ£ҲǷ塣£


Q=860Pl(kcal/h) ʽУ860ȵ(kca1/h);


Pÿ׵µĹ(W);


lµij(m)


֮ȸӦahȸ֮ȷ

  

Ļɢ㰸


ijĸΪ465ƽףΪ250kW150ܣ20λԱڱУչĵĹʸΪʵ30%75kW.£ĵܷΪ108kW


ڱУɢڸռİٷֱȣڸϵͳʽΪʵ30%ԶUPSϵͳܷռĹҪʵֵϵͳתԴϵͳЧʽߡϵͳռı͡ϵͳйȹ滮ôЧʴ͵ĸ߰ۡ


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