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台大◆化工◆化工熱力學與反應工程
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110年 - 110 國立臺灣大學_碩士班招生考試_ 化學工程學研究所、綠色永續材料與精密元件博士學位學程丙組:化工熱力學與反應工程#100825
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3. What is the second law of thermodynamics?
其他申論題
(b)承題(a)，為使水箱能恰在3小時排乾,則門閥須換裝為水泵,試求水泵須提供水頭 EP若干m?
#422200
(c)承題(b),試繪出t=0時,點1至點2之能量線(EL)與水力坡降線(HGL),須標示基準(Datum)、各項水頭高度與水頭損失。並計算水泵安装位置與管流入口之距離x不可超過若干m,方可維持管流滿管狀態? (25%)
#422201
1. Give the definitions of the space time and the space velocity for a flow reactor.
#422202
2. How many kinds of chemical rectors you know of. Please explain them in detail.
#422203
4. How many degrees of freedom are there for a liquid mixture containing water and oil?
#422205
5. The constant-volume heat capacity of an ideal gas should NOT be a function of temperature. (True or False?)
#422206
6. The Joule-Thomson process refers to as an isentropic process. (True or False?)
#422207
7. When phase I is in equilibrium with phase II and phase II is in equilibrium with phase III, phase I must be in equilibrium with phase III. (True or False?)
#422208
8. A PFR operating isothermally at 773 K is used to conduct the following elementary reaction: A →＞ B+ C. If a feed of pure A enters at 5 atm and at a flow rate of 0.193 f'/s, what length of pipe with a cross-sectional area of 0.0388 f is necessary for the reaction to achieve 90% conversion? Data: & = 7.80 x 10' exp[-19,200/T] sl.
#422209
a. What are the PFR and CSTR volumes necessary to achieve 40% conversion?
#422210
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