"thermal energy" is often used ambiguously in physics and engineering. It can denote several different physical concepts, including: Internal energy:...

Thermal energy storage (TES) is the storage of thermal energy for later reuse. Employing widely different technologies, it allows surplus thermal energy...

Solar thermal energy (STE) is a form of energy and a technology for harnessing solar energy to generate thermal energy for use in industry, and in the...

Ocean thermal energy conversion (OTEC) is a renewable energy technology that harnesses the temperature difference between the warm surface waters of the...

thermal energy longer. Scientifically, thermal mass is equivalent to thermal capacity or heat capacity, the ability of a body to store thermal energy...

A thermal power station, also known as a thermal power plant, is a type of power station in which the heat energy generated from various fuel sources...

are in thermal equilibrium if there is no net flow of thermal energy between them when they are connected by a path permeable to heat. Thermal equilibrium...

k) is the proportionality factor that relates the average relative thermal energy of particles in a gas with the thermodynamic temperature of the gas...

transfer is a discipline of thermal engineering that concerns the generation, use, conversion, and exchange of thermal energy (heat) between physical systems...

Seasonal thermal energy storage (STES), also known as inter-seasonal thermal energy storage, is the storage of heat or cold for periods of up to several...

the thermal efficiency ( η t h {\displaystyle \eta _{\rm {th}}} ) is a dimensionless performance measure of a device that uses thermal energy, such...

conserved. To account for slowing due to friction, Leibniz theorized that thermal energy consisted of the motions of the constituent parts of matter, although...

electricity, solar thermal energy (including solar water heating), and solar architecture. It is an essential source of renewable energy, and its technologies...

Thermal conduction is the diffusion of thermal energy (heat) within one material or between materials in contact. The higher temperature object has molecules...

Renewable thermal energy is the technology of gathering thermal energy from a renewable energy source for immediate use or for storage in a thermal battery...

Thermal insulation is the reduction of heat transfer (i.e., the transfer of thermal energy between objects of differing temperature) between objects in...

potential energy is converted into thermal energy, which is then transferred to the home's air to raise its temperature. Conversions to thermal energy from...

salt storage Phase-change material Seasonal thermal energy storage Solar pond Steam accumulator Thermal energy storage (general) Chemical Biofuels Hydrated...

thermal radiation. The emission of energy arises from a combination of electronic, molecular, and lattice oscillations in a material. Kinetic energy is...

is the thermal energy transferred between systems due to a temperature difference. In colloquial use, heat sometimes refers to thermal energy itself....

Geothermal energy is thermal energy extracted from the Earth's crust. It combines energy from the formation of the planet and from radioactive decay....

massive, thermal energy is readily borne by mobile conduction electrons. Additionally, because they are delocalized and very fast, kinetic thermal energy conducts...

is generated when the concentrated light is converted to heat (solar thermal energy), which drives a heat engine (usually a steam turbine) connected to...

A solar thermal collector collects heat by absorbing sunlight. The term "solar collector" commonly refers to a device for solar hot water heating, but...

possible ways to measure thermal conductivity, each of them suitable for a limited range of materials, depending on the thermal properties and the medium...

system is said to be in thermal contact with another system if it can exchange energy through the process of heat. Perfect thermal isolation is an idealization...

Infrared thermography (IRT), thermal video or thermal imaging, is a process where a thermal camera captures and creates an image of an object by using...

A nuclear thermal rocket (NTR) is a type of thermal rocket where the heat from a nuclear reaction replaces the chemical energy of the propellants in a...

A thermal reservoir, also thermal energy reservoir or thermal bath, is a thermodynamic system with a heat capacity so large that the temperature of the...

tower), and dry cooler circuitry thermal energy storage applications. Since PCMs transform between solid–liquid in thermal cycling, encapsulation naturally...