• Water-energy nexus

    There is no formal definition for water-electricity – concept refers to the relationship between water used for energy production, including electricity and ...

  • United States Energy Association

    Energy Association United States Committee, member of the American world energy Council. With headquarters in Washington, D.C., USEA-Association of public an...

  • Statistical study of energy data

    Energy statistics refers to collection, compilation, analysis and dissemination of data in respect of such goods as coal, oil, natural gas, electricity, or r...

  • Primary energy

    Primary energy is the form of energy in nature which have not been subjected to any processes engineering human transformation. It is energy contained in raw...

  • Phakalane power station

    The Phakalane plant is a pilot photovoltaic plant, located in Phakalane, Botswana. The plant is funded by a grant from the Japanese government, which was par...

  • NET Power Demonstration Facility

    Useful power demonstration facility located in La Porte, TX, is burning in an oxygen environment, with zero emissions 50 MW gas operated power plant net powe...

  • Maximum power principle

    The principle of maximum power or principle Lotkas was proposed as the fourth principle of energetics in open system thermodynamics, where an example of an o...

  • Intelligent Energy

    Intelligent energy fuel cell engineering company focused on the development and commercialization of its PEM fuel cell technology for a wide range of markets...

  • Fusion energy gain factor

    In fusion energy gain factor, usually expressed with the symbol Q, is the ratio of fusion energy produced in the reactor of nuclear fusion to the energy requ...

  • Exertion

    Tension is physical or perceived energy use. Voltage traditionally means heavy or expensive efforts result in the generation of power, the beginning of movem...

  • Energy system

    The energy system is a system primarily designed to supply services to end-users. Taking a structural perspective, the fifth assessment report of the IPCC de...

  • Energy rate density

    Rate energy density-the amount of energy per unit time per unit mass. This terminology is equivalent to the power density, measured in SI units in W / kg. Re...

  • Energy operator

    In quantum mechanics energy is defined from the point of view of the energy operator acting on the wave function of the system, just a consequence of transla...

  • Energy management

    Energy management includes planning and operation of energy production and consumption units of energy. Objectives of resource conservation, climate protecti...

  • Energy flow (ecology)

    In ecology energy flow also called the calorific flow, refers to the flow of energy through the food chain, and is the subject of research in ecological ener...

  • Energy density

    Energy density is the amount of energy stored in a given system or region of space per unit volume. In common parlance it can also be used to obtain energy p...

  • Energy accidents

    Energy resources bring with them great social and economic promise, providing financial growth and community power for local economies. However, the infrastr...

  • Emergy

    Extraordinary is the amount of energy that is consumed in direct and indirect transformations to make the product or service. Emergency measure qualitative d...

  • Earth's energy budget

    Earth energy budget accounts for the balance between the energy that the Earth receives from the Sun, and the energy the Earth radiates back into space after...

  • Driving factors

    Energy monitoring and targeting, the driving factor is recurrent and measurable value which explains the differences in energy consumption. The concept of in...

  • Brown energy

    Brown energy may refer to: The term "brown Energy" was coined as energy produced from sources of pollution in contrast to the "green" energy from renewable, ...

  • Index of energy articles

    Activation energy - alternative energy - alternative energy indexes - American Museum of science and energy AMSE - anisotropy energy - nuclear energy

  • Energy

    In physics energy is a quantitative property, which must be passed to the object in order to perform work on, Or to heat the object. Energy is a conserved qu...

Energy

conservation of energy states that energy can be converted in form, but not created or destroyed. The SI unit of energy is the joule, which is the energy transferred
In energy economics and ecological energetics, energy returned on energy invested EROEI or ERoEI or energy return on investment EROI is the ratio
Energy conservation is the effort made to reduce the consumption of energy by using less of an energy service. This can be achieved either by using energy
Office of Energy Efficiency and Renewable Energy EERE is an office within the United States Department of Energy Formed from other energy agencies after
Sustainable energy is the practice of using energy in a way that meets the needs of the present without compromising the ability of future generations
Efficient energy use, sometimes simply called energy efficiency, is the goal to reduce the amount of energy required to provide products and services
In physics, potential energy is the energy held by an object because of its position relative to other objects, stresses within itself, its electric charge
Energy density is the amount of energy stored in a given system or region of space per unit volume. Colloquially it may also be used for energy per unit
Energy development is the field of activities focused on obtaining sources of energy from natural resources. These activities include production of conventional

Renewable energy is energy that is collected from renewable resources, which are naturally replenished on a human timescale, such as sunlight, wind, rain
In physics, the kinetic energy KE of an object is the energy that it possesses due to its motion. It is defined as the work needed to accelerate a body
Primary energy PE is an energy form found in nature that has not been subjected to any human engineered conversion process. It is energy contained in
Energy storage is the capture of energy produced at one time for use at a later time. A device that stores energy is generally called an accumulator or
Energy policy is the manner in which a given entity often governmental has decided to address issues of energy development including energy production
Energy transformation, also known as energy conversion, is the process of changing energy from one form to another. In physics, energy is a quantity that
ionization energy American English spelling or ionisation energy British English spelling denoted Ei, is the minimum amount of energy required to
conservation of energy states that the total energy of an isolated system remains constant it is said to be conserved over time. This law means that energy can neither
promotes energy efficiency. Energy Star provides information on the energy consumption of products and devices, using standardized methods. The Energy Star
Energy security is the association between national security and the availability of natural resources for energy consumption. Access to relatively

Energy

In physics energy is a quantitative property, which must be passed to the object in order to perform work on, Or to heat the object. Energy is a conserved qu...

Index of energy articles

Activation energy - alternative energy - alternative energy indexes - American Museum of science and energy AMSE - anisotropy energy - nuclear energy

Outline of energy

The following outline is provided as an overview of and topical guide energy: Energy – in physics, this is indirectly observed quantity often understood as t...

Brown energy

Brown energy may refer to: The term "brown Energy" was coined as energy produced from sources of pollution in contrast to the "green" energy from renewable, ...

Drakoo wave energy converter

In the Drakoo WEC does not fall under any of the usual wave energy Converter classification: the principle of operation is based on twin-chamber oscillating ...

Driving factors

Energy monitoring and targeting, the driving factor is recurrent and measurable value which explains the differences in energy consumption. The concept of in...

Earth's energy budget

Earth energy budget accounts for the balance between the energy that the Earth receives from the Sun, and the energy the Earth radiates back into space after...

Emergy

Extraordinary is the amount of energy that is consumed in direct and indirect transformations to make the product or service. Emergency measure qualitative d...

Energy accidents

Energy resources bring with them great social and economic promise, providing financial growth and community power for local economies. However, the infrastr...

Energy broker

Energy brokers help clients in the purchase of electric or natural gas from energy wholesalers / suppliers. As electricity and natural gas are commodities, p...

Energy customer switching

The energy shift the client is a concept arising from the global energy markets. The concept refers to the action of one switching energy supplier the custom...

Energy density

Energy density is the amount of energy stored in a given system or region of space per unit volume. In common parlance it can also be used to obtain energy p...

Energy flow (ecology)

In ecology energy flow also called the calorific flow, refers to the flow of energy through the food chain, and is the subject of research in ecological ener...

Energy informatics

Energy Informatics is a field study on the use of information and communication technologies to address energy use and control problems. The methods used for...

Energy management

Energy management includes planning and operation of energy production and consumption units of energy. Objectives of resource conservation, climate protecti...

Energy management software

Energy management software is a General term and category referring to a variety of energy-related programs, which may provide utility bill tracking, real-ti...

Energy monitoring and targeting

Energy monitoring and targeting is a method of energy efficiency based on the standard management axiom stating that" you cant manage what you cant measure”....

Energy operator

In quantum mechanics energy is defined from the point of view of the energy operator acting on the wave function of the system, just a consequence of transla...

Energy rate density

Rate energy density-the amount of energy per unit time per unit mass. This terminology is equivalent to the power density, measured in SI units in W / kg. Re...

Energy system

The energy system is a system primarily designed to supply services to end-users. Taking a structural perspective, the fifth assessment report of the IPCC de...

Exertion

Tension is physical or perceived energy use. Voltage traditionally means heavy or expensive efforts result in the generation of power, the beginning of movem...

Fowkes hypothesis

The fowkes hypothesis is a first approximation to the surface energy. She States the surface energy is the sum of the forces of each component: γ=γ d γ n γ m...

Fusion energy gain factor

In fusion energy gain factor, usually expressed with the symbol Q, is the ratio of fusion energy produced in the reactor of nuclear fusion to the energy requ...

Greisen–Zatsepin–Kuzmin limit

Greisen–Zatsepin–Kuzmin theoretical upper limit of the energy of cosmic ray protons coming from other galaxies with the intergalactic medium in our galaxy. T...

Intelligent Energy

Intelligent energy fuel cell engineering company focused on the development and commercialization of its PEM fuel cell technology for a wide range of markets...

Margham

Margham is the field of oil and gas in Dubai, United Arab Emirates and the largest gas field in the Emirate. The field is operated by Dusup Dubai on nutritio...

Maximum power principle

The principle of maximum power or principle Lotkas was proposed as the fourth principle of energetics in open system thermodynamics, where an example of an o...

National Hydrogen and Fuel Cell Day

National hydrogen and fuel cell Day was established fuel cell and hydrogen energy Association to help raise awareness of fuel cells and hydrogen technologies...

NET Power Demonstration Facility

Useful power demonstration facility located in La Porte, TX, is burning in an oxygen environment, with zero emissions 50 MW gas operated power plant net powe...

Open energy system databases

Database projects open system energy use of open data techniques to collect, clean and publish energy data for public use. As a result, information becomes a...

Orders of magnitude (energy)

Joule named after James Prescott Joule. Like any other SI unit named after a person, its designation starts with a capital letter J, but when writing to full...

Phakalane power station

The Phakalane plant is a pilot photovoltaic plant, located in Phakalane, Botswana. The plant is funded by a grant from the Japanese government, which was par...

Primary energy

Primary energy is the form of energy in nature which have not been subjected to any processes engineering human transformation. It is energy contained in raw...

Statistical study of energy data

Energy statistics refers to collection, compilation, analysis and dissemination of data in respect of such goods as coal, oil, natural gas, electricity, or r...

United States Energy Association

Energy Association United States Committee, member of the American world energy Council. With headquarters in Washington, D.C., USEA-Association of public an...

Water-energy nexus

There is no formal definition for water-electricity – concept refers to the relationship between water used for energy production, including electricity and ...