Homework Answers
This question is based on Heat Engine Cycle. We have to find the Thermal Efficiency of the Heat Engine, it is the ratio of the Work Produced by Engine to the Heat Input to the Engine.
The calculation for Thermal Efficiency is given as:-
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A heat engine generates 500 kW of work while rejecting 580 kW of heat into a...
step by step explanation please 04. (a) A heat engine, as shown in in Figure Q4,...
step by step explanation please
04. (a) A heat engine, as shown in in Figure Q4, is operating on a Carnot cycle and has a thermal efficiency of 65%. The waste heat from this engine is rejected to a nearby lake with a temperature of 10°C at a rate of 900 kJ/min High Temperature Reservoir Q, Carnot Heat Engine a =9(0 kJ/min Low Temperature Reservoir T 10°C Figure Q4. Carnot heat engine in kW (i) Determine the net power output...
A heat engine does 30.0 J of work per cycle while exhausting 40.0 J of waste heat. Part A What is the engine's therm...
A heat engine does 30.0 J of work per cycle while exhausting 40.0 J of waste heat. Part A What is the engine's thermal efficiency? ______
A natural-gas-fired steam power plant produces 50 MW of net work while consuming natural gas at...
A natural-gas-fired steam power plant produces 50 MW of net work while consuming natural gas at a rate of 500 MMBTU/hr (five- hundred million BTUs of heat emitted by the combusting natural gas per hour). (a) Determine the thermal efficiency of this facility (b) Determine the rate of heat rejection from this facility (c) If the flame temperature of the natural gas were 800°C and the heat rejected by the facility was into a nearby lake at 15°C, determine the...
A heat engine does 20 J of work per cycle while exhausting 30 J of waste...
A heat engine does 20 J of work per cycle while exhausting 30 J of waste heat. What is the engine's thermal efficiency? Express your answer using two significant figures. Write the answer as a percent
A heat engine has thermal efficiency of 38%. It rejects heat to a cooling body at...
A heat engine has thermal efficiency of 38%. It rejects heat to a cooling body at a rate of 550 kW. What is the rate at which heat is transferred into the engine (kW)?
Question #2 10 marks) A heat engine that uses water as the working fluid is being...
Question #2 10 marks) A heat engine that uses water as the working fluid is being used to produce power in a certain location. The condenser of the heat engine is being cooled by drawing 200 kg/s of water from a nearby lake at 25°C and discharging it at 50°C. The thermal efficiency of the heat engine is 40%. Furnace Boiler Condenser 25°C | water from lake 200 kg/s V 50°C water returned to the lake Calculate: i) The amount...
can someone help me with question Help A heat engine is operating on a Carnot cycle...
can
someone help me with question
Help A heat engine is operating on a Carnot cycle and has a thermal efficiency of 48.5 percent. The waste heat from this engine is rejected to a nearby lake at 60°F at a rate of 800 Btu/min. Source TH Carnot HE 800 Btu/ min Sink 60°F Determine the power output of the engine. (You must provide an answer before moving to the next part.) The power output of the engine is hp
Solve the following problem in Thermodynamics: Carnot Cycle A heat engine receives heat from a source...
Solve the following problem in Thermodynamics: Carnot Cycle A heat engine receives heat from a source at 2000 K at a rate of 500 kW, and rejects the waste heat to a medium at 300 K. The net output from the engine is 300 kW. Determine the maximum energy that can be driven out of the engine theoretically using Carnot Cycle. Compare the observed work-efficiency with the expected efficiency of the heat engine? How much energy is lost due to...
A furnace is transferring heat to a heat engine from at a rate of 100 MW....
A furnace is transferring heat to a heat engine from at a rate of 100 MW. Waste heat is rejected to a nearby river at a rate of 60 MW. Calculate the thermal efficiency for this heat engine. Ox-100MW 0= 60 MW Fig 1. Heat engine 24% a. 3496 ob. 36% OC. d. 4096 46%
7. A heat engine has one-third the thermal efficiency of a Carnot engine operating between temperatures...
7. A heat engine has one-third the thermal efficiency of a Carnot engine operating between temperatures of 90 °C and 410 °C. If the heat engine absorbs heat at a rate of 54.0 kW, at what rate is heat exhausted?
step by step explanation please
04. (a) A heat engine, as shown in in Figure Q4, is operating on a Carnot cycle and has a thermal efficiency of 65%. The waste heat from this engine is rejected to a nearby lake with a temperature of 10°C at a rate of 900 kJ/min High Temperature Reservoir Q, Carnot Heat Engine a =9(0 kJ/min Low Temperature Reservoir T 10°C Figure Q4. Carnot heat engine in kW (i) Determine the net power output...
A heat engine does 30.0 J of work per cycle while exhausting 40.0 J of waste heat. Part A What is the engine's thermal efficiency? ______
A natural-gas-fired steam power plant produces 50 MW of net work while consuming natural gas at a rate of 500 MMBTU/hr (five- hundred million BTUs of heat emitted by the combusting natural gas per hour). (a) Determine the thermal efficiency of this facility (b) Determine the rate of heat rejection from this facility (c) If the flame temperature of the natural gas were 800°C and the heat rejected by the facility was into a nearby lake at 15°C, determine the...
Question #2 10 marks) A heat engine that uses water as the working fluid is being used to produce power in a certain location. The condenser of the heat engine is being cooled by drawing 200 kg/s of water from a nearby lake at 25°C and discharging it at 50°C. The thermal efficiency of the heat engine is 40%. Furnace Boiler Condenser 25°C | water from lake 200 kg/s V 50°C water returned to the lake Calculate: i) The amount...
can
someone help me with question
Help A heat engine is operating on a Carnot cycle and has a thermal efficiency of 48.5 percent. The waste heat from this engine is rejected to a nearby lake at 60°F at a rate of 800 Btu/min. Source TH Carnot HE 800 Btu/ min Sink 60°F Determine the power output of the engine. (You must provide an answer before moving to the next part.) The power output of the engine is hp
Solve the following problem in Thermodynamics: Carnot Cycle A heat engine receives heat from a source at 2000 K at a rate of 500 kW, and rejects the waste heat to a medium at 300 K. The net output from the engine is 300 kW. Determine the maximum energy that can be driven out of the engine theoretically using Carnot Cycle. Compare the observed work-efficiency with the expected efficiency of the heat engine? How much energy is lost due to...
A furnace is transferring heat to a heat engine from at a rate of 100 MW. Waste heat is rejected to a nearby river at a rate of 60 MW. Calculate the thermal efficiency for this heat engine. Ox-100MW 0= 60 MW Fig 1. Heat engine 24% a. 3496 ob. 36% OC. d. 4096 46%
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