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{(dio)׃l(ji)ܸ

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      {(dio)׃l{(dio)٣һ

һ
1{(dio)ϵy(tng)Ę(gu)ɣ
D1{(dio)ϵy(tng)ҪŽײݽMɣ
1 CM
@{(dio)ġԴͨgѭh(hun)ˮCMMС(ni)ύQ؞顰ˮ
2sˮڞCMṩsˮ
3ⲿύQϵy(tng)Ƀɂѭh(hun)ˮϵy(tng)M
1 ˮѭh(hun)ϵy(tng)D1
üˮܵMCMˮüӉˮܵڸg(ni)MПύQ߷gʹg(ni)Ĝض½
CMM뷿gˮQ顰ˮ(jng)еķgصCMˮQ顰ˮ
2sˮѭh(hun)ϵy(tng)
ásˮܵsMCMMПύQʹˮsͬr،ጷŴğԓsˮʹsˮضs̘صsˮsʹ֮scMПύQȻڌ˜صsˮͻصsCM˲ѭh(hun)CMጷŵğ
MCMsˮQ顰MˮCMssˮQ顰ˮ
4sLCЃɷNr
1҃(ni)LCbҪصķg(ni)ڌˮs˵՚ⴵ뷿gٷg(ni)ğύQ
2sLCڽsеˮأٌˮصğɢl(f)ȥ
Կ{(dio)ϵy(tng)ǹ^һMПύQD(zhun)Q^@ˮsˮѭh(hun)ϵy(tng)Ҫfˮsˮѭh(hun)ϵy(tng)ĿƱ{(dio)ϵy(tng)ҪMɲݡ
5ضșzyͨʹßD1еRt1Rt2Rt3{(dio)τϵy(tng)ͨ²ݽMɣ
CMτϵy(tng)
τϵy(tng)_ˮýM
sτϵy(tng)Ҳ_ˮýM
LC҃(ni)LCsLCτϵy(tng)
τϵy(tng)һ{(dio)ʺܴҜضȵ{(dio)(ji)^


{(dio)׃l{(dio)٣

{(dio)׃l{(dio)(ji)ϵy(tng)Ļ]
ˮõsˮ׃l{(dio)MзCMsLCҲM׃l{(dio)٣ԅҊLC͉sC׃l{(dio)٣ˮúsˮöѭh(hun)ˮ@ͺ͹ˮϵy(tng)^(q)e
1 ˮϵy(tng)
(1)ˮc
ڹˮϵy(tng)ÑõˮĵصˮõMˮτϵy(tng)oá
(2){(dio)c
ڹˮϵy(tng)ͨ^׃D(zhun)ف{(dio)(ji)rPҲm֮׃ңPǺD(zhun)ٵƽȵģ
H1/H2=nI2/n22
(3)Ӌ㡡
cP̵ij˷e,D(zhun)ٳ,cD(zhun)ٵηȣ
Q1/Q2=n1/n2
P1/P2=n13/n23
2 ѭh(hun)ϵy(tng)
(1)ˮc
ѭh(hun)ˮϵy(tng)УõˮDzĵˮˮ֌ˮõM̎ˮһĄܺλˮõMˮ
2{(dio)c
ͨ^׃D(zhun)ف{(dio)(ji)rP̲o׃ʴ_fѭh(hun)ˮϵy(tng)ÓṔˮõDz򡡜ʴ_
3ĸ
ѭh(hun)ˮϵy(tng)Ĺrc·ʮƣˮõҲͨ^ˮóˮcˮĉPDL
PD=P1-P2
4Ӌ㡡
c·Ĺѭh(hun)ˮϵy(tng)еСcPȵģ
Q=PD/R
ˮĹʿӋ£
P=PD*R=Q2*R
ѭh(hun)ˮϵy(tng)ˮõĹǺD(zhun)ٵƽȵģ
P1/P2=n12/n22
ɴ˿Ҋѭh(hun)ˮϵy(tng)cˮϵy(tng)ȹ(ji)ЧҪһЩ_20%ϵĹ(ji)Ч
3{(dio)׃l{(dio)ϵy(tng)Ŀ(j)
{(dio)ϵy(tng)ⲿύQɂѭh(hun)ϵy(tng)ѭh(hun)ˮϵy(tng)ĻˮcMˮض֮ӳҪMПύQğ(j)ˮcMˮˮض֮ѭh(hun)ˮٶĶMПύQٶDZ^ĿƷ
1ˮѭh(hun)ϵy(tng)Ŀ
ˮĻˮضCMĽY(ji)DZ^(wn)ˣǻˮضȵĸߵ;Էӳg(ni)Ĝضõ׃l{(dio)ϵy(tng)Ժεظ(j)ˮضM¿ƣˮضȸfgضȸԓõD(zhun)ӿˮѭh(hun)ٶ֮ˮضȵͣfgضȵɽõD(zhun)٣pˮѭh(hun)ٶԹ(ji)sԴ֮ˮѭh(hun)ϵy(tng)(j)ǻˮضͨ^׃l{(dio)F(xin)ˮĺضȿ
2sˮѭh(hun)ϵy(tng)Ŀơ
sˮSh(hun)ضȶ׃΂(c)ˮضȲܜʴ_طӳCM(ni)a(chn)ĶԣsMˮͻˮgĜز(j)挍F(xin)MˮͻˮĺزDZ^زfCMa(chn)ğsõD(zhun)٣sˮѭh(hun)ٶزСfCMa(chn)ğСԽsõD(zhun)psˮѭh(hun)ٶԹ(ji)sԴ
4{(dio)׃l{(dio)ϵy(tng)ĿƷʽ
{(dio)ˮѭh(hun)_ˮýMϵy(tng)DD2׃l{(dio)ٕrЃɷN1һ_׃l2ȫ׃lF(xin)һ_׃l_û_sõĸГQ£
A Ȇ1̖ãMкضȣ
B 1̖õĹl50HZГQlʣ48HZrl2̖ã1̖׃l\Mкضȣƣ
C 1̖õĹl50HZГQlʣ48HZrl3̖1̖׃l\Mкضȣƣ
D 1̖õĹl½O(sh)ГQlʕrt2̖ͣC
E 1̖õĹl½O(sh)ГQlʕr3̖ͣC@rֻ1̖̎׃l{(dio)٠B(ti)
O(sh)òEփɷNrһNPID{(dio)(ji)һNǃ(ni)PID{(dio)(ji)c㉺ˮϵy(tng)

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