A 3.19 kg/s of oxygen gas enters a compressor with the shown conditions and then enters the heat exchanger and exists at the shown temperature. The compressor consumes 700 kW of power and a helium gas enters the same heat exchanger at temperature T4 = 420.3 C and exists at T5 = 742 C. What is the mass flow rate of the helium gas (kg/s)? Note: Enter your answer. Answer: 0.1561 We Compressor 0₂ P₁ = 100 kPa T₁=350 K m T₁ ts Ts Helium 4+TA www wwwwww 73=500 K -Heat exchanger

A 3.19 kg/s of oxygen gas enters a compressor with the shown conditions and then enters the heat exchanger and exists at the shown temperature. The compressor consumes 700 kW of power and a helium gas enters the same heat exchanger at temperature T4 = 420.3 C and exists at T5 = 742 C. What is the mass flow rate of the helium gas (kg/s)? Note: Enter your answer. Answer: 0.1561 We Compressor 0₂ P₁ = 100 kPa T₁=350 K m T₁ ts Ts Helium 4+TA www wwwwww 73=500 K -Heat exchanger

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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a power plant steam, steam is continuously extractedfromthe turbine and in a heat exchanger there is a condensation of the extracted steam. The energy released during condensation of steam is used to operate a heat engine. A heat engine receives thermal energy at a rate of 1200 kJ/hr from condensing steam and rejects waste heat to a lake at 20°C at a rate of 800 kJ/hr. Determine the lowest possible condensing steam temperature.
An ideal gas passes a diffuser. At the diffuser inlet, the temperature is T1 = 350.00 K, the pressure P1 = 100.00 kPa, the velocity V1 = 200.00 m/s, and the inlet area A1 = 0.30 m2. At the exit, the velocity is very small. The specific heat of the ideal gas at the constant pressure is cp = 1.0050 kJ/(kg·K). The gas constant is R = 0.2870 kPa·m3/(kg·K). Determine the mass flow rate __________(kg/s)
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