O(sh)Ӌ(j)bָ
һC(j)O(sh)x ͡l(f)ʽC(j)Ў״ϵЮa(chn)ƷƄʽL(fng)C(j)ϵв⚤^O(sh)Ӌ(j)^(sh)^СmھӼҼС͈Ƅ_ʽL(fng)C(j)ϵв⚤^Y(ji)(gu)oL(fng)m÷Vԃr(ji)ȸͭh(hun){(dio)ϵвxL(fng)C(j)L(fng)^Sʽϵи,L(fng)xh(yun),mڴ͈̘I(y)wC(j)O(sh)x͑(yng)CϿ]ʹÈĿgСˆTܶȡl(f)bλõȾCxmϵcC(j) ʝD_L(fng)ض ȸ(j)(dng)?sh)ؚlʝDϴ_B(ti)c(din)WWc(din)صʾ85%C(j)ЧʣȾOc(din)Oc(din)(yng)ĜضȼL(fng)Ĝضt0Oc(din)߀ԲL(fng)ڿ՚ĺg/kg•ɣ@Ӌ(j)l(f)ʽC(j)ļӝ
C(j)O(sh)_(sh)x 1ȫͨL(fng) 1ՓӋ(j) Ҏ(gu){(dio)ؓ(f)Ӌ(j)㹫ʽʹ÷gؓ(f)ɺؓ͝(f)ɼL(fng)C(j)ṩȫԴxC(j)_(sh)̖xC(j)Ŀ횴ʹ÷gҪһɿ]10%l(f)ʽC(j)ȫՓӋ(j)㣺 ȫS=LCp{e•tgts+tntg}/3600 У L------C(j)Č(sh)HL(fng)m3/h ------L(fng)ڿ՚ܶȣkg/m3 Cp------՚ȟᣨkJ/kg•K e------C(j)Чһȡ85% tgts)------ɝز棩 tntg------҃(ni)ز棩 O(sh)t1=tgts, t2=tntg,Сt1ֵt2ֵҲؓ(f)ֵ ȫS=LCpe•t1+t2ЦCpe鳣(sh)пԿC(j)ȫĴСC(j)Č(sh)HL(fng)ɝز҃(ni)زP(gun)ڡt1͡t2ǂ(g)_Sh(hun)ضȵ׃׃ȫĹʽһֻԵķ^ڶӋ(j)ϡ(j)͡l(f)ʽC(j)c(din)҂ý(jng)(yn)Ӌ(j)O(sh)_(sh) 2(jng)(yn)Ӌ(j) ԓQΔ(sh)酢(sh)_һg(ni)C(j)_(sh)@l(f)ʽC(j)õO(sh)Ӌ(j)(sh)HO(sh)Ӌ(j)һ㶼@N ٓQΔ(sh)ĶxQΔ(sh)N/Сr(sh)=gL(fng)L/҃(ni)eSL(fng)cL(fng)ڸ߶֮H һh(hun)ҪQΔ(sh)2530/Сr(sh) ܼĹҪQΔ(sh)3040/Сr(sh) аl(f)O(sh)a(chn)܇gҪQΔ(sh)4050/Сr(sh) ^Ϸ^(q)QΔ(sh)m(dng)^ןı^(q)tm(dng)pٓQΔ(sh) wӋ(j)㲽E Ӌ(j)㹤蹩eS_ͻL(fng)ڸ߶֮HM(jn)gweV ڸ(j)(sh)Hr_QΔ(sh)N یgweVQΔ(sh)NԓgĿL(fng)L ܿL(fng)x_C(j)Č(sh)HL(fng)L1õC(j)_(sh)n 2λL(fng) BȫL(fng)һO(sh)Ӌ(j)Ӌ(j)㷽ںܶr(sh)һЩúI(y)(ni)ijЩ^(q)ضȺܸC(j)l(f)ӹl(f)ȣ@Nr҃(ni)Ĝضȱĸߣl(f)ʽC(j)Ɍ՚sԴԴ_(d)҃(ni)һgS܇gO(sh)l(f)ܸߣ҃(ni)ضȿ_(d)45Ĝضֻ38l(f)ʽC(j)Ɍ38Ŀ՚⽵30҃(ni)ԭ҃(ni)4515@ɸƹh(hun)@Nr҂һ㲻M(jn)Пؓ(f)ɵӋ(j)ֻO(sh)Ӌ(j)һλL(fng)ϵy(tng)L(fng)ڲ،՚λλ܇ğ՚ⲻر(q)ɢ⣬λL(fng)ϵy(tng)߀һЩȫ_Ŀg@Щ]λDZ^mx λL(fng)L(fng)Ĵ_(j)λČ(sh)Hrȴ_ÿ(g)λL(fng)ÿ(g)λL(fng)ԍλĂ(g)(sh)ĿL(fng)M(jn)(yng)xõC(j)_(sh)ÿ(g)L(fng)ڵL(fng)Ռ(sh)HһrL(fng)ڵL(fng)M36m/s֮g(j)bO(sh)Ĉİl(f)ˆTܶȶ 3L(fng)Ĵ_ ͡l(f)ʽC(j)ͨ^҃(ni)עr՚Q҃(ni)Ŀ՚_(d)صĿԡ͡C(j)ϵy(tng)ĻʽǡһM(jn)һǷ]һr҃(ni)M(jn)ȻL(fng)]ĿgԲÙC(j)еL(fng)_(d)õͨL(fng)Q⽵صЧ͡C(j)ϵy(tng)L(fng)Ҫ_(d)L(fng)80%ȻL(fng)ٶȑ(yng)2m/sԃ(ni)ԱCϵy(tng)\(yn)С ģͨL(fng)ܵO(sh)Ӌ(j) 1g(sh)Z 1L(fng) ͨ^AL(fng)ܽL(fng)Ӌ(j)㷽 L=900d2v m3/h ʽ d------L(fng)ܵă(ni) m v------L(fng) m/s ͨ^L(fng)ܵL(fng)Ӌ(j)㷽 L=3600abv m3/h ʽ ab------L(fng)ܔ̓(m) 2L(fng)ϵy(tng) L(fng)ϵy(tng)سĦ;ֲɲùʽ_(d)飺 P=Pm+Pj ʽ P-----ϵy(tng) (Pa) Pm-----ϵy(tng)سĦ (Pa) Pj-----ϵy(tng)ֲ (Pa) 3ϵy(tng)سĦӋ(j) Pm=pm•L ʽ pm-----λLس (Pa/m) L-----ܶεL (m) 4ϵy(tng)ֲpʧ Pj=•v2/2 ʽ ------ֲϵ(sh) v------L(fng)܃(ni)ԓpʧl(f)̎Ŀ՚ m/s ------՚ܶ kg/m3 2͡C(j)ܵϵy(tng)O(sh)Ӌ(j)Ҫc(din) 1L(fng)ܵIJһ\ҲɲòL(fng)ܵ 2L(fng)O(sh)ڌ(sh)HҪصĵطL(fng)O(sh)Ӌ(j)L(fng)ҪصĈL(fng)L(fng)Ҏ(gu)ɸ(j)L(fng)cL(fng)ٶȁ_L(fng)ڲ|(zh)ɲXϽƷϵƷL(fng)ʽɸ(j)(sh)HröNʽ]xֱ͆ΌӻpӰ~L(fng)L(fng)ںƽٿ36m/s]45m/shL(fng)̎bL(fng){(dio)(ji)yԱL(fng){(dio)(ji) 3L(fng)ܵҎ(gu)һüٶٵķM(jn)O(sh)Ӌ(j)L(fng)ܵL(fng)ٱ69m/s֧L(fng)46m/sϵy(tng)ĩ˹܃(ni)L(fng)ّ(yng)35m/s 4O(sh)Ӌ(j)L(fng)ϵy(tng)ԭtҪȽ(jng)(j)_(d)͵ϵy(tng)L(fng)ʹ͡C(j)L(fng)M_(d)L(fng)ܵʰ돽һ㲻ڹܵ߅1.5Ԝpϵy(tng) 5(j)͡ϵC(j)L(fng)c(din)L(fng)ϵy(tng)ĹܵO(sh)Ӌ(j)^Lƽ沼ܲL(fng)ܵĈͲL(fng)ʹL(fng)ܵĵطML(fng)^̵·O(sh)Ӌ(j) 6O(sh)Ӌ(j)Ĺܵ(yng)MֱⲻҪĹՏͷ֧Ԝpϵy(tng)ֲܵpʧ 7L(fng)ܱ÷ˮ©ʩ(c)bC(j)ML(fng)ܱO(sh)һ¶픰bC(j)ML(fng)ܱ÷ˮʩ 8^Lܵ(j)L(fng)IJͬO(sh)Ӌ(j)ɶβͬҎ(gu)L(fng)׃B׃O(sh)ò^һ(g)ϵy(tng)˳^Ă(g)׃Lȡ2D-d_ 9L(fng)ܵcC(j)B̎(yng)ܛӹܣL(fng)O(sh)Ӌ(j)҃(ni)һo횱 10O(sh)Ӌ(j)д֧L(fng)tڷ֧bO(sh)yT?q)L(fng){(dio)(ji)L(fng)ʹ֧ܵL(fng)_(d)O(sh)Ӌ(j)Ҫ 壩M @ĚMʽָڷg(ni)гɵMʽжN(yng)(j)ʹÿgҪY(ji)ϽY(ji)(gu)c(din)ˇO(sh)䲼õȗlx͡L(fng)λõP(gun)ϵ͚䳣ÚMУ(c)͂(c)š(c)͂(c)źķNʽ(sh)H̿ǎNʽY(ji)ϡ 1(c)͂(c) (c)͂(c)ŷʽL(fng)ھڷgĂ(c)(j)gĿԲóɆ(c)͆(c)źp(c)p(c)@Nʽmڂ(c)bC(j)(c)дȻL(fng)(c)bC(j)еL(fng) D1 2(c) (c)ŷʽL(fng)λڷgĂ(c)L(fng)ڄtڷgϲ@Nʽmڂ(c)bC(j)촰ȻL(fng)픰bC(j)еL(fng) D2 3͂(c) ͂(c)ŷʽL(fng)λڷgϲL(fng)ڄtڷg(c)@Nʽm픰bC(j)(c)дȻL(fng)(c)bC(j)еL(fng) D3 4 ͂(c)ŷʽL(fng)λڷg픲L(fng)Ҳڷg픲@Nʽm픰bC(j)ֻ촰ȻL(fng)픰bC(j)еL(fng) D4 ˮ (1) ʹøɃˮԴһԁˮCˮԴĉ1.0kgf/cm2 (2) C(j)M(jn)ˮܣDN15(yng)ԓO(sh)ֹyA(y)ϴõˮܽ^ (3) ˷ֹˮܵĝqC(j)ˮO(sh)ñؼйˮy(j)(dng)?sh)صĽoˮO(sh)Ӌ(j)Ҏ(gu)_,ʹC(j)书ܕr(sh)ŃC(j)M(ni)ˮăˮ (4) CԴ늉(wn)چ220240V380400V֮g_(d)ԓ_C(j)Ƙ(bio)~ (5) ·ϑ(yng)b՚_P(gun)Ա·^dĹϡ ߣ wϡ͡l(f)ʽC(j)^С(sh)HO(sh)Ӌ(j)^迼]xmϵC(j)ϵУͬr(sh)O(sh)Ӌ(j)L(fng)ϵy(tng)r(sh)ҪעⲻͬʹÈҪL(fng)܃(ni)L(fng)ٲ^L(fng)ܵʹòҪҪ\FƤL(fng)ҪҪ̫Ӯa(chn)ÙC(j)еL(fng)r(sh)L(fng)ܵL(fng)ٲ̫C(j)L(fng)ܵB̎(yng)ܛӹL(fng)ܵb(yng)Ҏ(gu)Ҫr(sh)(yng)]ȴʩ
|