In a single-flash geothermal power plant, geothermal water enters the flash chamber (a throttling valve) at 230°C as a saturated liquid at a rate of 45 kg/s. The steam resulting from the flashing process enters a turbine and leaves at 20 kPa with a moisture content of 5 percent. Use data from the tables. Plash chamber Separator

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Chapter36: Refrigeration Applied To Air-conditioning
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In a single-flash geothermal power plant, geothermal
water enters the flash chamber (a throttling valve) at
230°C as a saturated liquid at a rate of 45 kg/s. The
steam resulting from the flashing process enters a
turbine and leaves at 20 kPa with a moisture content of
5 percent. Use data from the tables.
Flash
chamber
230°C
sat. liq.
~
Separator
Liquid
Steam
turbine
4
20 kPa
x=0.95
Determine the temperature of the steam after the flashing process and
the power output from the turbine if the pressure of the steam at the exit
of the flash chamber is 100 kPa.
The temperature of the steam is
The power output from the turbine is
°C.
kW.
Transcribed Image Text:In a single-flash geothermal power plant, geothermal water enters the flash chamber (a throttling valve) at 230°C as a saturated liquid at a rate of 45 kg/s. The steam resulting from the flashing process enters a turbine and leaves at 20 kPa with a moisture content of 5 percent. Use data from the tables. Flash chamber 230°C sat. liq. ~ Separator Liquid Steam turbine 4 20 kPa x=0.95 Determine the temperature of the steam after the flashing process and the power output from the turbine if the pressure of the steam at the exit of the flash chamber is 100 kPa. The temperature of the steam is The power output from the turbine is °C. kW.
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