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声学楼论坛 http://www.nju520.com/bbs/
谢谢啦
ηo=PA/PE=(ρo/2PI*C)*(BLSd/Mms)2)/Re | Vas=ρ*c2*Sd2*Cms | ||
Mms=Mvc+Ms+Me+M膠 | Cms=(Cd*Cs)/(Cd+Cs) | ||
Mmr=2.67*ρ*a3 | Cd=mm/g*0.49*10-3 | ||
Zmre=Re+(BL)2/(Rms+Rmr) | Cs=(Cms*Cd)/(Cd-Cms) | ||
BL=SQRT(Mms/Cmes)/(SQRT(2PI*Fs*Mms*Re)/(Qes)) | Fo=1/(PI*2sqrt(Mms/Cms)) | ||
XMAX=1.25((Lp-Hp)/2) | Qes=(Re/(BL)2)*sqrt(mms/cms) | ||
Splo=112+10LogNo | Qts=(Qms*Qes)/(Qms-Qes) |
谢谢啦
不知道楼主的长音圈和短音圈在实际中的BL值是如何定义的?
ηo=PA/PE=(ρo/2PI*C)*(BLSd/Mms)2)/Re | Vas=ρ*c2*Sd2*Cms | ||
Mms=Mvc+Ms+Me+M膠 | Cms=(Cd*Cs)/(Cd+Cs) | ||
Mmr=2.67*ρ*a3 | Cd=mm/g*0.49*10-3 | ||
Zmre=Re+(BL)2/(Rms+Rmr) | Cs=(Cms*Cd)/(Cd-Cms) | ||
BL=SQRT(Mms/Cmes)/(SQRT(2PI*Fs*Mms*Re)/(Qes)) | Fo=1/(PI*2sqrt(Mms/Cms)) | ||
XMAX=1.25((Lp-Hp)/2) | Qes=(Re/(BL)2)*sqrt(mms/cms) | ||
Splo=112+10LogNo | Qts=(Qms*Qes)/(Qms-Qes) |
呵呵,偶回去也是这么做滴,感觉和实际的差异不小。
看看
先谢过