Flashcards on Thermal Engineering

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What is Thermal Engineering?

Thermal Engineering is the branch of engineering that focuses on the design, development, and analysis of systems and devices that involve the transfer of heat and the conversion of thermal energy to mechanical energy and vice versa.

What are the basic components of a Thermal Power Plant?

The basic components of a Thermal Power Plant are a boiler, turbine, generator, and condenser.

What is the First Law of Thermodynamics?

The First Law of Thermodynamics states that energy cannot be created or destroyed, only transferred or converted from one form to another.

What is a Heat Exchanger?

A Heat Exchanger is a device that is used to transfer heat from one fluid to another, without the two fluids coming into direct contact with each other.

What is Thermal Efficiency?

Thermal Efficiency is a measure of how much of the energy produced in a system is converted into useful work, and how much is lost in the process.

What are the different modes of Heat Transfer?

The different modes of Heat Transfer are conduction, convection, and radiation.

What is a Rankine Cycle?

A Rankine Cycle is a thermodynamic cycle that is used in most power plants to generate electricity. It consists of four main components: a boiler, turbine, condenser, and pump.

What is Thermal Conductivity?

Thermal Conductivity is a measure of how well a material can conduct heat. It is defined as the amount of heat that is conducted through a unit area of a material, in a unit of time, when there is a unit temperature difference across the material.

What is a Carnot Cycle?

A Carnot Cycle is a theoretical thermodynamic cycle that is used to model the performance of a heat engine. It is the most efficient cycle possible for a heat engine operating between two given temperatures.

What is the difference between a Boiler and a Furnace?

A Boiler is a device that heats water to generate steam, which is then used to drive a turbine and generate electricity. A Furnace is a device that heats air to warm a building or other space.

What are the advantages of using Solar Energy for Thermal Power?

The advantages of using Solar Energy for Thermal Power are that it is renewable, non-polluting, and abundant. It can also be used in remote areas where other sources of energy are not available.

What is the Second Law of Thermodynamics?

The Second Law of Thermodynamics states that in any process, the total entropy of a closed system will always increase over time, and that it is impossible to convert heat completely into work without some loss of energy to the surroundings.

What is Thermal Expansion?

Thermal Expansion is the tendency of a material to expand or contract in response to changes in temperature. Most materials expand when they are heated and contract when they are cooled.

What is a Thermal Insulator?

A Thermal Insulator is a material that is used to reduce the rate of heat transfer between two surfaces. It works by preventing convection and/or conduction of heat.

What is the difference between Heat and Temperature?

Heat is a form of energy that is transferred from one body to another due to a difference in temperature. Temperature is a measure of the average kinetic energy of the molecules in a substance.

What is Thermal Engineering?

Thermal Engineering is the branch of engineering that focuses on the design, development, and analysis of systems and devices that involve the transfer of heat and the conversion of thermal energy to mechanical energy and vice versa.

What are the basic components of a Thermal Power Plant?

The basic components of a Thermal Power Plant are a boiler, turbine, generator, and condenser.

What is the First Law of Thermodynamics?

The First Law of Thermodynamics states that energy cannot be created or destroyed, only transferred or converted from one form to another.

What is a Heat Exchanger?

A Heat Exchanger is a device that is used to transfer heat from one fluid to another, without the two fluids coming into direct contact with each other.

What is Thermal Efficiency?

Thermal Efficiency is a measure of how much of the energy produced in a system is converted into useful work, and how much is lost in the process.

What are the different modes of Heat Transfer?

The different modes of Heat Transfer are conduction, convection, and radiation.

What is a Rankine Cycle?

A Rankine Cycle is a thermodynamic cycle that is used in most power plants to generate electricity. It consists of four main components: a boiler, turbine, condenser, and pump.

What is Thermal Conductivity?

Thermal Conductivity is a measure of how well a material can conduct heat. It is defined as the amount of heat that is conducted through a unit area of a material, in a unit of time, when there is a unit temperature difference across the material.

What is a Carnot Cycle?

A Carnot Cycle is a theoretical thermodynamic cycle that is used to model the performance of a heat engine. It is the most efficient cycle possible for a heat engine operating between two given temperatures.

What is the difference between a Boiler and a Furnace?

A Boiler is a device that heats water to generate steam, which is then used to drive a turbine and generate electricity. A Furnace is a device that heats air to warm a building or other space.

What are the advantages of using Solar Energy for Thermal Power?

The advantages of using Solar Energy for Thermal Power are that it is renewable, non-polluting, and abundant. It can also be used in remote areas where other sources of energy are not available.

What is the Second Law of Thermodynamics?

The Second Law of Thermodynamics states that in any process, the total entropy of a closed system will always increase over time, and that it is impossible to convert heat completely into work without some loss of energy to the surroundings.

What is Thermal Expansion?

Thermal Expansion is the tendency of a material to expand or contract in response to changes in temperature. Most materials expand when they are heated and contract when they are cooled.

What is a Thermal Insulator?

A Thermal Insulator is a material that is used to reduce the rate of heat transfer between two surfaces. It works by preventing convection and/or conduction of heat.

What is the difference between Heat and Temperature?

Heat is a form of energy that is transferred from one body to another due to a difference in temperature. Temperature is a measure of the average kinetic energy of the molecules in a substance.

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