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What is the difference between carnot heat engine and a heat engine?
difference schematic diagram between carnot heat engine and heat engine
When was carnot engine develop?
Carnot heat engine was develop in 1824 by Nicolas Leonard.
What is meant by Carnot cycle?
The Carnot cycle is a mathematical description of an engine that derives its power from heat.
What are the names of three scientist who studied heat?
Three scientists who have studied heat are James Prescott Joule, Sadi Carnot, and Joseph Black. Joule is known for his work on the conservation of energy, Carnot for his development of the concept of heat engines, and Black for his work on latent heat.
What is the Carnot engine problem and how does it relate to the efficiency of a heat engine?
The Carnot engine problem refers to the theoretical limit on the efficiency of heat engines, as described by the Carnot cycle. This problem highlights that no real heat engine can be 100 efficient, as some energy is always lost as heat. The efficiency of a heat engine is limited by the Carnot efficiency, which depends on the temperatures of the heat source and sink. This concept helps engineers understand and improve the efficiency of real-world heat engines.
Limitations of the Carnot cycle for?
The Carnot Heat Engine Cycle and the Carnot Heat Pump Cycle are reversible cycles and do not exist in any actual operation. However, they are very useful for predicting maximum possible thermal efficiencies and coefficients of performance using the absolute temperature of the heat source and the absolute temperature of the heat sink. The Carnot Cycle consists of two reversible and adiabatic ( isentropic ) steps and two reversible and isothermal steps.
What contributions did Sadi Carnot and James Young and Joseph Black and Count Rumford made to the nature of heat?
Sadi Carnot discovered that the transformation of heat into mechanical energy could only occur when thermal energy flows from a hot object to a cool object. he also discovered that in this process some heat was always lost.
Is the efficiency with which a generator in the hub of a wind turbine converts shaft power to electrical power subject to Carnot's theorem?
No. Carnot's theorem applies to heat engines - machines that convert heat to other types of energy.
What is the carnot statement of the second law of thermodynamics?
The efficiency of a quasi-static or reversible Carnot cycle depends only on the temperatures of the two heat reservoirs, and is the same, whatever the working substance. A Carnot engine operated in this way is the most efficient possible heat engine using those two temperatures
How to calculate the Carnot efficiency of a heat engine?
The Carnot efficiency of a heat engine can be calculated by dividing the temperature difference between the hot and cold reservoirs by the temperature of the hot reservoir. The formula is: Carnot efficiency 1 - (Tc/Th), where Tc is the temperature of the cold reservoir and Th is the temperature of the hot reservoir.
Limitations of the Carnot cycle for the operation of the steam power plant?
The Carnot cycle gives the theoretical maximum efficiency of an engine operating between two heat reservoirs. The Carnot cycle is an idealized engine cycle that is thermodynamically reversible. Real systems such as power plants are not reversible, and the entropy of a real material changes with temperature (which is not accounted for by the Carnot cycle). A steam power plant operates closer to a cycle known as the Rankine cycle.
What is the significance of the Carnot COP in the efficiency of heat engines?
The Carnot COP is significant in the efficiency of heat engines because it represents the maximum possible efficiency that a heat engine can achieve. It serves as a benchmark for comparing the performance of real-world heat engines, helping engineers to design more efficient systems.
