Calculate the overall thermal efficiency of a Diesel Electric Plant used by a logging firm, which consumed 250 gallons of industrial fuel with 30°API at 80°F and produced 3244 kW-hrs of electric energy over a 5-hour period. The fuel was purchased at $30 per liter at 60°F.

Q: heat engine is operating on a Carnot cycle and has a thermal efficiency of 58.08 percent. The waste…

A: Given Data Efficiency=58.08 % TL=63.48 °F QL=848.62 BTU/min

Q: minimum input power of 1200 kW to be supplied by an existing steam turbine in their inventory. As t…

A:

Q: It is impossible to construct an engine, operating between two given temperature reservoirs, that is…

A: Any engine operating between two given temperature reservoir its maximum efficiency can be equals to…

Q: Consider a building whose annual air-conditioning load is estimated to be 150,000 kWh in an area…

A: Given: The annual air-conditioning load is W=150,000 kWh, The unit cost of electricity is…

Q: In 2020, France used 2 400 TWh of energy in total. Nuclear energy supplies 36 % of France's primary…

A: Given data Energy used by France in 2020 = 2400 TWh Nuclear energy supplied 36% of the energy…

Q: Consider a house whose annual air-conditioning load is estimated to be 120,000 kWh. The unit cost of…

A:

Q: A 650 MW steam power plant has an efficiency of 62%.it is cooled by rejecting heat to a nearby…

A: Given Data: Power produced, P=650 MW Efficiency, n=62 %

Q: A Carnot engine working between 450K and 600K has a work output of 300J per cycle. The amount of…

A:

Q: A power station of 4 MW has an overall efficiency of 0.35 and a fuel calorific value of 7500…

A: Write the given values along with suitable variables.

Q: A car can have a turbodiesel with 50 mpg and 4-cylinder gasoline engine with 29 mpg. Find out prices…

A:

Q: You work as a maintenance engineer at Al-Hussein Thermal Power Station that produces electricity. It…

A: Given data: Capacity of thermal power station: W˙=260 MW, which consists of 2 units each generating:…

Q: 12. Assuming that the Philippines is consuming 3.5×10^20 kWh of electrical energy in one year and…

A: Given Data. E= 3.5×1020 kWh Efficiency = 32%

Q: An engineer designs a heat engine using flat-plate solar col-lectors. The collectors deliver heat at…

A: Before finding the efficiency we need to convert the value of temperature from °C to K.

Q: It takes 10 kW to keep the interior of a certain house at 20 degree C when the outside temperature…

A: GivenQ=10kWTH=20oC=293KTL=0oC=273K

Q: A power plant with a nominal rating of 1kW does not actually produce 1kW continuously because its…

A: Given data: power plant nominal ratingP=1 kWcapacity factorC=35%time periodt=1 year   Find out: The…

Q: Justify that a change of load factor from 50% to 60% affects the cost of generation per unit by…

A:

Q: b) On a winter day when the average outdoor temperature remains at about 4°C, the house is estimated…

A: Heat Transfer: The transfer of heat from one body to another body due to the difference in…

Q: An engine, operating with an efficiency of 0.225, delivers 8.10 ✕ 105 J each minute. What is the…

A: Given data as per the question The efficiency of engine =0.225 The energy delivered =8.10✕105 J per…

Q: Refrigerant as a work fluid to keep an environment at 25 ° C. A heat pump using 134a is used. The…

A: The environment temperature of refrigerant fluid is given as,TL=25∘C The evaporator entering…

Q: on an ideal cycle is 37.94 %. Calculate the heat supplied per 1,332.57 Watt-hour of work develope

A:

Q: An inventor claims to have developed a heat pump with a COP of 6.6 when operating with thermal…

A:

Q: Calculate the net work output of a heat engine following path ABCDA in the figure below.

A: The net work output of the heat engine is the area enclosed in the cycle ABCDA on P-V diagram.…

Q: What is the Carnot efficiency of a typical geothermal plant and its power capacity in MW? The…

A:

Q: Consider a building whose annual air-conditioning load is estimated to be 40,000 kWh in an area…

A:

Q: The energy leakage per unit time is 0.6 kW for each 1℃ temperature difference between a house to be…

A: The ratio of the desired effect to the work input for a power-consuming system such as a pump or…

Q: 1. An engine rejects 200kW when running at a thermal efficiency of 22%. The calorific value of the…

A: As per our guidelines we are supposed to solve 1st question if multiple questions are given, Kindly…

Q: 5.) Does a refrigerator full of food consume more power if the room temperature is 200C than if it…

A:

Q: A refrigeration unit absorbs 1 kW of heat from the cold reservoir and rejects 1.3 kW of heat to the…

A:

Q: It is proposed that a cyclic heat engine be constructed to operate in the ocean at a location where…

A: NOTE:- As per our company guidelines we are supposed to answer only one question. Kindly repost…

Q: What is the Carnot efficiency of an automobile engine which supplies heat at 800 K and reject heat…

A: Carnot cycle is an imaginary cycle that gives the maximum possible efficiency between two…

Q: A power plant is operating at a maximum efficiency of 50%. The plant's boiler is operating at a…

A: Stream powerplant converts the energy stored in fossil fuels, for example, coal, oil, natural gas,…

Q: What is the power generated (in kW) in a geothermal power plant, if the enthalpies entering and…

A: To find: The power generated (in kW) in a geothermal power plant. Given: The turbine inlet enthalpy…

Q: A firm in Manila operates a Diesel supply its electric energy requirements. During a 2 hour period,…

A: Solution:

Q: b) On a winter day when the average outdoor temperature remains at about 4°C, the house is estimated…

A: Heat pump: The device that is used for transfer heat is called a heat pump. Refrigerators and air…

Q: or C - the fraction of the time that it is actually running at its rated power - is less than 100%.…

A: Given data as per question' A power plant with a nominal rating of 1kW does not actually produce 1kW…

Q: Suppose that a new gasoline engine has been invented which can operate at the maximum thermodynamic…

A:

Q: A Carnot engine working between 450K and 600K has a work output of 300J per cycle. The amount of…

A: As given in the question, Temperature of source = T1 = 600 K Temperature of sink = T2 = 450 K Work…

Q: The working temperature of a pair of heat pumps that are connected in series is between 300K and…

A: The schematic diagram of given system is Given data, Higher temperature, T1 = 600 K Lower…

Q: A solar pond power plant produced power output at 350 kW and thermal efficiency of 4%.Sketch the…

A:

Q: During January, at a location in Alaska winds at -30°C can be observed, However, several meters…

A: Step by step solution is given below

Forms of Energy

Energy is described as the capability to accomplish a task, like the ability to push a block by applying force on it. It is a quantitative property that is used to accomplish work on an object.