of Performance of the heat pump which should be higher than 100%) when the cabin temperature is 24°C and there is a 20°C temperature difference betveen the indoor cabin and outside at night?

Q: efficiency of the heat engine?

A: Given; A solar energy based heat engine which recieves; Q1=60 KJHeat at, T1=900C=90+273or,   T1=363…

Q: Two refrigerators A and B operate in series. Both refrigerators absorb energy at same rate of 1.5…

A:

Q: A refrigerant 22 reciprocating compressor has a capacity of 5 tons with a condensing and evaporating…

A: Note:As per our guidelines we are supposed to answer only one question. Kindly repost other…

Q: 1. The condenser in the refrigeration system is used for -of the superheated gas. (a) Absorbing the…

A: Heat Pumps: The devices that transfer heat from cold bodies to hot bodies are called heat pumps.…

Q: A heat pump shown is driven by 2.5 MW motor and receives heat from a source at 80 c° and deliver…

A:

Q: One 2 RT capacity air-cooler consumes 1.8 kW electricity. Estimate the COP of the system and the…

A:

Q: The COP of a reversed Carnot refrigerator is 5. What is the ratio of highest temperature to lower…

A: Given data,  System is reversed Carnot refrigerator COP = 5

Q: A heat engine with efficiency 60 %, driving both a heat pump and refrigerator at the same time, the…

A:

Q: ind out the COP of a Carnot heat pump operating between temperatures 6o C and 37o

A: Given:Higher temperature, TH=37o C or 310 KLower temperature, TL=6o C or 279 K

Q: An inventor claims to have developed an absorption refrigerated space -5 0C and has a COP of 2. If…

A: Space temperature, TL=-5oC=-5+273=268 K COP, =2 Environment temperature, TH=28oC=28+273=301 K

Q: When there is heat loss in a system, how can you increase the work output? a. Increase inlet T at…

A: Answer: The correct answer is option (a).

Q: Find the COP of heat pump operating between 1000K and 300K

A:

Q: rigeration syst ed by solar hea is

A:

Q: A solar energy based HE which recieves 60KJ of heat at 900C and rejects 50kJ of heat to the ambient…

A: Given data,  Q1= 60 kJ ,T1= 90°C  Q2= 50 kJ ,T2= 30°C

Q: A solar energy based heat engine which recieves 55 kJ of heat at 100° Cand rejects 45 kJ of heat to…

A: Given Data QH=55 kJ QL=45 kJ

Q: Calculate what CoP would be required for a ground source heat pump to reduce carbon dioxide…

A: Given Data The efficiency of the boiler is: η=93% The carbon intensity of the natural gas is: 0.19…

Q: 6.) Pineapple fruits with a mass of 500 kg are supplied to a cold storage at 20 C. The cold storage…

A: Given: m = 500 kg T1 = 20 C T2 = 5 C L = 105 kJ/kg Cp = 1.256 kJ/kgK

Q: Q3/ In refrigeration system uses R22, the evaporator temperature is -10°C and the condenser…

A:

Q: A heat engine of 30% efficiency drives a heat pump of COP 5. The heat is transferred both from…

A:

Q: A machine working on a Carnot cycle operates between -13°C and 32°C. Determine the C.O.P. when it is…

A: INTRODUCTION : The refrigerator and heat pump both are working under the Clausius statement which…

Q: Problem 4. Consider an air conditioner operating on an ideal vapor-compression refrigeration cycle…

A:

Q: A refrigerator like the one shown in the figure uses refrigerant 134a as the working fluid and…

A: Given Data, Refrigerant is R-134a The evaporator temperature is -4°F = -20°C Condenser pressure is…

Q: A vapour compression refrigerator has a COP of 4 and extracts 10 kJ of heat from the cold reservoir.…

A: Given, Heat taken from cold reservoir = QL = 10 kJ Coefficient of performace of refrigerator = COPR…

Q: What is the specific refrigerant that meed for refrigeration and cryogenic plant for liquid oxygen…

A: Refrigeration and cryogenic plants used in liquid oxygen production typically operate at very low…

Q: 2. The heat pump for my house has a 4 kW compressor motor. I wish to keep my house at 25°C. My house…

A:

Q: DIna Pistan- Cylinder system, it initially contoins 2.8bar and 40°C R-1342 refrigerant and the…

A: Given Data ⇒Initial Pressure = 2.8 Bar=28 MPaR-134a RefrigerantInitial VolumeV1=0.1 m3Final…

Q: Do fast

A:

Q: How does a portable thermoelectric charger work? and how can charge phones using a USB charger?

A: Portable thermoelectric charger This is also known as TEG module-based charging, where heat is…

Q: Find the co-efficient of performance and heat transfer rate in the condenser of a refrigerator in…

A: Write the given data. QR=12000 kJ/hWin=0.75 kW=0.75 kW3600 s1 h=2700 kJ/h

Q: A 750 MW power plant operates between 450 0C and 40 0C thermal reservoirs. If this plant has a cycle…

A: given; workdone(w)=750MWthermal efficiency (η)=48%=0.48heat input(Q)=??density of water…

Q: The heat loss from a chicken coop (chicken house) is K(Tnside - Toutside) during the winter, where K…

A:

Q: nd out the COP of a Carnot heat pump operating between 6°C and

A: Given:High temperature of heat pump, T1=37o C or 310 KLow temperature of heat pump, T2=6o C or 279 K

Q: COP for the HP?

A: Given; An industrial heat pump operates between the temperature of; T1=270 C=27+273T1=300 KT2=-130C…

Q: increase of the

A: Given; P=3 kwV=40 ltrs= 401000V=0.04 m3Water heater is sweitched onn for; t=30 min=30×60 st=1800…

Q: Heat engine operating between T1 and T2 (T1 > T2) has the efficiency of 70%. If the machine is…

A: Given data: η=70% Need to determine the COP of the refrigerator.

Q: Find the efficiency of the cooling tower with following working conditions: The air inlet dry bulb…

A: Step by step solution is given below:

Q: Q A Solar water heating System connected to 250 Kg water- energy storage tank has UA equal 12 2 and…

A: A solar water heating system is a device that uses the sun's energy to assist heat water. This…

Q: If a heat engine gives an output of 3KW when the input is 10000J/s then the thermal efficiency of…

A: Heat engine is a device used for the conversion of heat into work. It works between a hot reservoir…