98年關務機械三等熱力 - 考試
By Xanthe
at 2013-01-26T20:28
at 2013-01-26T20:28
Table of Contents
http://wwwc.moex.gov.tw/ExamQuesFiles/Question/098/008634400.pdf
第三題布雷登循環是不是題目出錯了....
題目給的是T1=300K T2=1200K
想法:1到2 等熵壓縮過程
P2/P1=Pr2/Pr1 題目已知壓力比=8 查空氣表可得Pr1
解出Pr1在內插法可得T2
若照題目敘述的根本無解
請高手指導
--
第三題布雷登循環是不是題目出錯了....
題目給的是T1=300K T2=1200K
想法:1到2 等熵壓縮過程
P2/P1=Pr2/Pr1 題目已知壓力比=8 查空氣表可得Pr1
解出Pr1在內插法可得T2
若照題目敘述的根本無解
請高手指導
--
Tags:
考試
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By Belly
at 2013-01-27T20:44
at 2013-01-27T20:44
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