ȡsĮa(chn)Ʒʹf
0
һ
ȡs偠tl(f)늏S(ni)ˮȡs偠tϵy(tng)еˮض^,ˮزȡ,Ҳڜy,ȡБ(yng)s,ҪȡcĘƷM(jn)ȡsM(jn)s,ȡsһҪC500-700mL/minr,Ʒȡ30-40,MA͇ИI(y)DL/T 45791Ę(bio)(zhn).
ȡsČ(do)ܾòP䓹,̼䓹ܻS~,Ʒȡ^б(do)еĽٸga(chn)Ⱦ. ҹ˾ȡsmڜض^ߵҺw͚wȽ|(zh)ȡнY(ji)(gu)oЧʸߡϴʹÉLȃ(yu)c
ȡsҎ(gu)̖:
Ҏ(gu) ̖ ܃(ni) MPa ܃(ni)ضȡ se m 2 s |(zh)
DN150 <5.4 <450 0.25 12x2 Ͳw20#
sܲP304
~
DN200 0.38
DN250 0.69
DN300 0.92
DN150 <10.0 <540 0.25 14x2
DN200 0.38
DN250 0.69
DN300 0.92
ȡsseӋ:
1: ֪ƷsˮضȼƷijʼltȡss eʽ(A)ã
A= f x1.0029/3600tmxU (A1)
ʽ Asem2
fƷL/h
tmƽز
UwύQϵ(sh)(pܼҺʽsȡU=200
(dng)Ʒ^rÿ100^(yng)ʽ(A1)Ӌse A(ch)12.6%
2: ƽزʽ(A2)ã
tm= [( t1-T2)-(t2-T1)]/[L( t1-T2)/(t2-T1)] (A2)
ʽ tmƽز
t1sM(jn)ژƷض棻
t2sM(jn)ژƷض棻
T1sM(jn)sˮض
T2ssˮض
3: sܿһMseBm(x)Pܘ(gu)ҲɃɽMɽM ϵĶMBm(x)
ȡsӆ؛f:
1:עȡ߀ˮȡ
2:s܃(ni)ĹcƷM(jn)ڜضȡ
3:һx͞DN200DN250ɷN̖
4:ǷMʽ
