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ι̵νṹһ廯װʹܺá

ͳһʽźŴ䣬빫˾һѹʵչ

ģCPU24λA/D¶ȴɶѹ㡢ԡ¶ƯƵ֤źŵ׼ȷɿ

ģijȶ(ʱƯ)ͨʱ֤DZʱڵ׼ȷȡ

ģѡ񷽷

ȣͻԼҪȷϣбѹDZеѹPmaxСѹPmin׼ȷȡ졢ѹģ׼ȷȡģ;

ﰴ׼׼ȷDZ׼ȷȵ1/4ֵݹϵҪѡѹģ̸DẔ n;n=/(ģ4);

ѹģѡ:

һֻѹģP1ѡPmaxP1=PmaxһֻѹģP1ܹǵP1/n;

ڶֻѹģP2ӦѡСP1/nһ;ڶֻѹģP2ܹǵP2/n;

ֻѹģP3ӦѡСP2/nһ;ֻѹģP3ܹǵP3/n;

ֻѹģP4ӦѡСP3/nһ;ֻѹģP4ܹǵP4/n;

ֱDZСPmin

:

һ糧ó̵ѹ-100kPa5kPa10kPa25kPa60kPa100kPa 160kPa1MPa2MPa6MPa10MPa25MPa30MPa60MPaDZ׼ȷΪ0.5ȣԱ׼׼ȷDZ׼ȷȵ1/4ƣȻ󣬴¿ǡѡѹģ:

һ㷽еĵ12֪: =0.5ģ=0.05ɴˣȷѹģ̸DẔn;n= /(ģ4)=0.5/(0.054)=2.5;

ڶ㷽еĵ3ѹģѡ

һֻѹģP1ѡ60MPaѹģ飬P1=60MPaһֻѹģP1ܹǵP1/n=60MPa/2.5=24MPa;

ڶֻѹģP2ӦѡС24MPa(P1/n=60MPa/2.5=24MPa)һ̣ P2=10MPa;ڶֻѹģP2ܹǵP2/n=10MPa/2.5=4MPa;

ֻѹģP3ӦѡС4MPa(P2/n=10MPa/2.5=4MPa)һ̣ P3=2MPa;ֻѹģP3ܹǵP3/n=2MPa/2.5=0.8MPa;

ֻѹģP4ӦѡС0.8MPa(P3/n=2MPa/2.5=0.8MPa)һ̣ P3=160kPa;ֻѹģP4ܹǵP4/n=160kPa/2.5=64kPa;

ֻѹģP5ӦѡС64kPa(P4/n=160kPa/2.5=64kPa)һ̣ P5=60kPa;ֻѹģP5ܹǵP5/n=60kPa/2.5=24kPa;

ֻѹģP6ӦѡС24kPa(P5/n=60kPa/2.5=24kPa)һ̣ P6=10kPa;ֻѹģP6ܹǵP6/n=10kPa/2.5=2.4kPa;

ֻѹģP7ѡΪ-100kPaP7=-100kPa

ģѡͷӸߵѡʵģ飬ҪʹϰߣCPC2000ϵѹУǡ


 
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