Engineering, 18.07.2019 20:30 BakerElsie02

Refrigerant 134a enters an insulated compressor operating at steady state as saturated vapor at -20°c with a volumetric flow rate of 0.18 m3/s. refrigerant exits at 7 bar, 70°c. changes in kinetic and potential energy from inlet to exit can be ignored. determine the volumetric flow rate at the exit, in m3/s, and the compressor power, in kw.

Answers: 3

Show answers

Other questions on the subject: Engineering

Engineering, 03.07.2019 15:10, brooklyn674

Apiston-cylinder with a volume of 0.25 m3 holds 1 kg of air (r 0.287 k/kgk) at a temperature of 100 c. heat transfer to the cylinder causes an isothermal expansion of the piston until the volume triples. how much heat is added to the piston-cylinder?

Answers: 3

continue

Engineering, 04.07.2019 18:10, jadeochoa4466

The temperature of air decreases as it is compressed by an adiabatic compressor. a)- true b)- false

Answers: 2

continue

Engineering, 04.07.2019 18:10, agpraga23ovv65c

Carbon dioxide gas expands isotherm a turbine from 1 mpa, 500 k at 200 kpa. assuming the ideal gas model and neglecting the kinetic and potential energies, determine the change in entropy, heat transfer and work for each kilogram of co2.

Answers: 2

continue

Engineering, 04.07.2019 18:10, oshawn108

Ahot wire operates at a temperature of 200°c while the air temperature is 20°c. the hot wire element is a tungsten wire of 5 um diameter and 2 mm in length. plot using excel current, heat transfer and heat generated by the wire for air velocity varying from 1-10 m/s in steps of lm/s? matlab the sensor voltage output, resistance, or assume nu 0.989 re033pr13 take air properties at tr (200°c20°c)/2 = 110°c properties of tungsten: c 0.13 kj/kg. k 3 p 19250 kg/m k (thermal conductivity) = 174 w/m. k

Answers: 2

continue

You know the right answer?

Refrigerant 134a enters an insulated compressor operating at steady state as saturated vapor at -20°...