Question
In: Mechanical Engineering
Consider a simple ideal Rankine cycle which uses water as the working fluid. The net power...
Consider a simple ideal Rankine cycle which uses water as the working fluid. The net power of power plant is 220-MW. At the turbine inlet, steam is at 9 MPa and 560°C. The condenser pressure is 20 kPa. Determine the following values.
The temperature at the pump inlet.
°CThe specific enthalpy at the pump inlet.
kJ/kgThe specific volume at the pump inlet.
m3/kgThe pump work.
kJ/kgThe temperature at pump exit.
°CThe specific entropy at turbine inlet.
kJ/kg·KThe quality of steam at turbine exit.
The temperature of steam at turbine exit:
°C. Now using calculated T and s values draw a T-s diagram to compare with the one in notes or textbook. You may use the plot_TS_water function. The thermal efficiency of the cycle.
%
The mass flow rate of the steam.
Solutions
samet mamat answered 3 years agoRelated Solutions
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An ideal Rankine cycle with reheat uses water as the working
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800°F between the turbine stages at a pressure of
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lbf/in.2
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An ideal Rankine Cycle with reheat uses water as the working fluid with a flow rate...
An ideal Rankine Cycle with reheat uses water as the working
fluid with a flow rate of 0.15 kg/s.
At the inlet of the turbine (state 1) the water is a superheated
vapor at 475ºC and 11 MPa.
The pressure at the exit of the first stage of the turbine is 0.9
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The reheat temperature (state 3) is
also 475ºC.
The condenser pressure is 8 kPa, and the water exits as a saturated
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Find: (a) The heat addition to...
An ideal Rankine Cycle with reheat uses water as the working fluid with a flow rate...
An ideal Rankine Cycle with reheat uses water as the working
fluid with a flow rate of 0.15 kg/s.
At the inlet of the turbine (state 1) the water is a superheated
vapor at 475ºC and 11 MPa.
The pressure at the exit of the first stage of the turbine is 0.9
MPa.
The reheat temperature (state 3) is
also 475ºC.
The condenser pressure is 8 kPa, and the water exits as a saturated
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Find: (a) The heat addition to...
A simple ideal Rankine cycle with water as the working fluid operates between the pressure limits...
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operates between the pressure limits of 4 MPa in the boiler and 5
kPa in the condenser and a turbine inlet temperature of 700°C. The
boiler is sized to provide a steam flow of 50 kg/s. Determine the
power produced by the turbine and consumed by the pump. Use steam
tables.
Find the values of power produced by the
turbine and consumed by the pump in
kW
A Rankine power cycle with reheat uses water as the working fluid. The inlet conditions of...
A Rankine power cycle with reheat uses water as the working
fluid. The inlet conditions of the
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temperature is kept at 600oC and the condenser pressure is 6 kPa,
by constructing a suitable
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(Hint: Take at least three...
A Rankine power cycle with reheat uses water as the working fluid. The inlet conditions of...
A Rankine power cycle with reheat uses water as the working
fluid. The inlet conditions of the
first stage turbine are 14MPa and 600C. All the turbines are known
to have isentropic
efficiency of 85%, however the pump is assumed as an isentropic
pump. If the maximum
temperature is kept at 600C and the condenser pressure is 6 kPa, by
constructing a suitable
plot, show that having more than 2 reheat stages is not practical.
(Hint: Take at least three...
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10–15E A simple ideal Rankine cycle with water as the working
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Problem 2. Problem 1. An ideal Rankine Cycle with reheat uses water as the working fluid...
Problem 2.
Problem 1.
An ideal Rankine Cycle with reheat uses water as the working
fluid with a flow rate of 0.15 kg/s.
At the inlet of the turbine (state 1) the water is a superheated
vapor at 475ºC and 11 MPa.
The pressure at the exit of the first stage of the turbine is 0.9
MPa.
The reheat temperature (state 3) is
also 475ºC.
The condenser pressure is 8 kPa, and the water exits as a saturated
liquid
Find: (a)...
Consider a steam power plant operating on a simple ideal Rankine cycle and having a net...
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enters the turbine at 9 MPa and 575 ° C and exits at 150 ° C, then
it is cooled in the condenser to a pressure of 100 kPa by means of
the cooling water from a lake and that circulates through the
condenser tubes to a rate of 1370 kg / s. Consider leaving the pump...
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