Please don't use chatgpt.I am confused with the sign (direction).Please explain correctly if you are not sure just leave it to others. Required informationProblem 07.023 - DEPENDENT MULTI-PART PROBLEM - ASSIGN ALL PARTSNOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part.During the isothermal heat rejection process of a Carnot cycle, the working fluid experiences an entropy change of -0.61Btu/R. The temperature of the heat sink is 95°F.Heat95°FOSink95°FCarnot heat engineProblem 07.023.a - Heat transfer to working fluid in a heat rejection processDetermine the amount of heat transfer. (You must provide an answer before moving on to the next part.)The amount of heat transfer is |Btu.

-ve sign in entropy means the entropy of the heat engine is decreasing. Entropy decrease means…

Answered: Required information Problem 07.023 -…

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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Thermodynamics review that I cannot solve! Would appreciate some or all done out A heat engine with a thermal efficiency of 45% rejects 1000 kJ/kg of heat to a low temperature sink. 1. How much heat does it receive (kJ/kg)? 2. How much work does it produce (kJ/kg)? 3. If the cycle operates between temperatures of 400°C and 50°C,what is the maximum amount of work that this cycle can produce (kJ/kg)? 4. A Carnot heat pump operates between 273 K and 313 K, determine its Coefficient of Performance.
A steam power plant operates on the cycle given below. T 3' For the following set of operating conditions, determine the steam rate, the heat-transfer rates in the boiler and condenser, and the thermal efficiency of the plant. (For data, use the steam table.) P = P2 = 7000 kPa; T2 = 550°C; P3 = P4 = 20 kPa; n(turbine) = 0.75; n(pump) = 0.75; power rating = 100000 kW. The steam rate is |kg-s-1. The heat-transfer rate in the boiler is MW. The heat-transfer rate in the condenser is |MW. The thermal efficiency of the plant is
Read carefully. Please solve ellaborately and include the untis in every step, and write your solutions clearly and readable if your solution is in written form, Your work will be appreaciated much. Thank You! The following data were obtained during performance test with a simple open cycle gas turbine engine: compressor inlet temperature, 520*R; compressor isentropic discharge temperature, 672"R; actual compressor discharge temperature, 691"R; turbine inlet temperature, 1500 R; turbine isentropic discharge temperature, 1184"R; and turbine actual discharge temperature, 1216°R. For these conditions calculate the thermal efficiency in percent.
Air within a piston-cylinder assembly executes a Carnot heat pump cycle, as shown in the figure below. For the cycle, TH = 400 K and Tc = 300 K. The energy rejected by heat transfer at 400 K has a magnitude of 625 kJ per kg of air. The pressure at the start of the isothermal expansion is 325 kPa. TH Te p-v diagram for a Carnot gas refrigeration or heat pump cycle. Assuming the ideal gas model for the air, determine: (a) the magnitude of the net work input, in kJ per kg of air, and (b) the pressure at the end of the isothermal expansion, in kPa.
12 Q.10 A cyclic heat engine operates between a source temperature of 723°C and sink temperature of 23°C. What is the least rate of heat rejection per kW net output of the engine? Also show the block diagram.
A R-134a home refrigerator operates on a simple cycle at pressures 1.8 bar-abs and 7.5 bar-abs. The refrigerant mass flow-rate is 0.005 kg/s. Fill up Tables 3a and 36. Part 3. Calculation: Performance of a Simple Refrigeration Cycle. Table Ja. Selected Thermodynamic properties of R-134a refrigerant according to the given cycle. kJ/ kg a Specific Enthalpy at suction A Specific volume at suction m/ kg kJ /g-K e Specific entropy at suction d Specific enthalpy at discharge Specific enthalpy after expansion hs4 31 kJ/ kg kJ / kg Table 3b. Performance of the home refrigerator according to its cycle of operation. kWatt a. Evaporator cooling capacity b Condenser heat rejection rate Q Cond kWatt Power required by compressor W Comp C. kWatt d Volume displacement of compressor e. Coefficient of Performance-Ref VCamp Li/s COP Ref f Coefficient of Performance-Canot COP RC & Flash-gas formed after expansion X4 kg / kg %3D
Pls answer thank you! The following data were obtained during performance test with a simple open cycle gas turbine engine: compressor inlet temperature, 520*R: compressor isentropic discharge temperature, 672"R: actual compressor discharge temperature, 691"R: turbine inlet temperature, 1500 R: turbine isentropic discharge temperature. 1184"R: and turbine actual discharge temperature, 1216°R. For these conditions calculate the thermal efficiency in percent.
A power plant was analysed based on Carnot cycle, the evaporator supplie 553 kJ of heat per cycle at 522°C and condenser cooling fluid was maintained1- at 26°C. Determine the thermal efficiency of this Carnot engine in percentage? Provide answer to 1 decimal place and insert the unit symbol. 1 °C is 273K in this question if required.
Air within a piston-cylinder assembly executes a Carnot heat pump cycle, as shown in the figure below. For the cycle, TH = 500 K and Tc = 300 K. The energy rejected by heat transfer at 500 K has a magnitude of 1000 kJ per kg of air. The pressure at the start of the isothermal expansion is 325 kPa. Tc. p-v diagram for a Carnot gas refrigeration or heat pump cycle. Assuming the ideal gas model for the air, determine: (a) the magnitude of the net work input, in kJ per kg of air, and (b) the pressure at the end of the isothermal expansion, in kPa.
THERMODYNAMICS (UPVOTE WILL BE GIVEN. PLEASE WRITE THE COMPLETE SOLUTIONS. NO LONG EXPLANATION NEEDED. ANSWER IN 3 DECIMAL PLACES. BOX THE FINAL ANSWERS. PLEASE ANSWER ALL Two Carnot heat engines operate in series. The first heat engine absorbs heat of 100kW at 400°C while second heat engine rejects heat at 100°C. If the efficiencies of the heat engines are the same,a. Draw the schematic diagram of the systemb. Find the intermediate temperature in between the heat enginesc. Heat rejected for both heat engines
a. Sketch the process on a P-V diagram b. Determine the rate of heat transfer from Boiler ( Qcv/m 1-2, in KJ/kg) c. Determine the rate of heat transfer from condenser ( Qcv/m 3-4, in KJ/Kg) d. Using the Clausius inequality to determine if the cycle is internally reversible, irreversible, or impossible. e. Determine the thermal efficiency of power cycle f. Determine the maximum thermal efficiency of power cycle ( Carnot Efficiency) g. Due to part (e & g) this cycle is___________ ? - internally reversible -internally irreversible -impossible
010. Sketch a P-V diagram Carnot cycle for a heat pump. What does the area enclosed by the graph represent?

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