Main

  • Energy

    Energy

    • This piglix contains articles or sub-piglix about Energy

    • Energy by continent

    • This piglix contains articles or sub-piglix about Energy by continent


      Wikipedia
    • Energy by country

    • This piglix contains articles or sub-piglix about Energy by country


      Wikipedia
    • Energy by region

    • This piglix contains articles or sub-piglix about Energy by region


      Wikipedia
    • Energy-related lists

    • This piglix contains articles or sub-piglix about Energy-related lists


      Wikipedia
    • Alternative energy

    • This piglix contains articles or sub-piglix about Alternative energy


      Wikipedia
    • Attacks on energy sector

    • This piglix contains articles or sub-piglix about Attacks on energy sector


      Wikipedia
    • Energy conversion

    • This piglix contains articles or sub-piglix about Energy conversion


      Wikipedia
    • Energy democracy

    • This piglix contains articles or sub-piglix about Energy democracy


      Wikipedia
    • Energy development

    • This piglix contains articles or sub-piglix about Energy development


      Wikipedia
    • Electric power

    • This piglix contains articles or sub-piglix about Electric power


      Wikipedia
    • Energetics

    • This piglix contains articles or sub-piglix about Energetics


      Wikipedia
    • Energy economics

    • This piglix contains articles or sub-piglix about Energy economics


      Wikipedia
    • Energy (physics)

    • This piglix contains articles or sub-piglix about Energy (physics)


      Wikipedia
    • Energy measurement

    • This piglix contains articles or sub-piglix about Energy measurement


      Wikipedia
    • Energy recovery

    • This piglix contains articles or sub-piglix about Energy recovery


      Wikipedia
    • Fictional energy weapons

    • This piglix contains articles or sub-piglix about Fictional energy weapons


      Wikipedia
    • Forms of energy

    • This piglix contains articles or sub-piglix about Forms of energy


      Wikipedia
    • Energy infrastructure

    • This piglix contains articles or sub-piglix about Energy infrastructure


      Wikipedia
    • Energetic materials

    • This piglix contains articles or sub-piglix about Energetic materials


      Wikipedia
    • Energy models

    • This piglix contains articles or sub-piglix about Energy models


      Wikipedia
    • Energy organizations

    • This piglix contains articles or sub-piglix about Energy organizations


      Wikipedia
    • People associated with energy

    • This piglix contains articles or sub-piglix about People associated with energy


      Wikipedia
    • Energy policy

    • This piglix contains articles or sub-piglix about Energy policy


      Wikipedia
    • Energy production

    • This piglix contains articles or sub-piglix about Energy production


      Wikipedia
    • Proposed energy projects

    • This piglix contains articles or sub-piglix about Proposed energy projects


      Wikipedia
    • Energy sources

    • This piglix contains articles or sub-piglix about Energy sources


      Wikipedia
    • Energy storage

    • This piglix contains articles or sub-piglix about Energy storage


      Wikipedia
    • Sustainable energy

    • This piglix contains articles or sub-piglix about Sustainable energy


      Wikipedia
    • Energy technology

    • This piglix contains articles or sub-piglix about Energy technology


      Wikipedia
    • Energy transfer

    • This piglix contains articles or sub-piglix about Energy transfer


      Wikipedia
    • Energy in transport

    • This piglix contains articles or sub-piglix about Energy in transport


      Wikipedia
    • Water fuel

    • This piglix contains articles or sub-piglix about Water fuel


      Wikipedia
    • Works about energy

    • This piglix contains articles or sub-piglix about Works about energy


      Wikipedia
    • Energy stubs

    • This piglix contains articles or sub-piglix about Energy stubs


      Wikipedia
    • Energy

    • In physics, energy is a property of objects which is convertible among different forms, and whose total amount, which can change only by being transferred to or from other objects, constitutes a fundamental limitation on the capacity to perform work or provide heat. The SI unit of energy is the joule, which is the ener ... Read »


      Wikipedia
    • Index of energy articles

    • This is an index of energy articles. Activation energy - Alternative energy - Alternative energy indexes - American Museum of Science and Energy (AMSE) - Anisotropy energy - Atomic energy Binding energy - Black hole - Breeder reactor - Brown energy Characteristic energy - Conservation of energy - Consol Energy Dark ... Read »


      Wikipedia
    • List of energy journals

    • This is a list of scholarly, peer-reviewed academic journals focused on the biophysical environment and/or humans' relations with it. Inclusion of journals focused on the built environment is appropriate. Included in this list are journals from a wide variety of interdisciplinary fields including from the environmental ... Read »


      Wikipedia
    • Outline of energy

    • The following outline is provided as an overview of and topical guide to energy: Energy – in physics, this is an indirectly observed quantity often understood as the ability of a physical system to do work on other physical systems. Since work is defined as a force acting through a distance (a length of space), e ... Read »


      Wikipedia
    • Energy being

    • An energy being or astral being is a theoretical life form that is composed of energy rather than matter. They appear in myths/legends, paranormal/UFO accounts, and in various works of speculative fiction. Energy beings are typically rendered as a translucent glowing fluid or as a collection of flames or electrical sp ... Read »


      Wikipedia
    • Brown energy

    • Brown energy may refer to the following: ... Read »


      Wikipedia
    • Driving factors

    • In energy monitoring and targeting, a driving factor is something recurrent and measurable whose variation explains variation in energy consumption. The term independent variable is sometimes used as a synonym. One of the most common driving factors is the weather, expressed usually as heating or cooling degree days. ... Read »


      Wikipedia
    • Earth's energy budget


    • Ecological energetics

    • Ecological energetics is the quantitative study of the flow of energy through ecological systems. It aims to uncover the principles which describe the propensity of such energy flows through the trophic, or 'energy availing' levels of ecological networks. In systems ecology the principles of ecosystem energy flows or " ... Read »


      Wikipedia
    • Emergy

    • Emergy is a type of energy (exergy) that is consumed in direct and indirect transformations needed to make a product or service. Emergy is a measure of quality differences between different forms of energy. Emergy is an expression of all the energy used in the work processes that generate a product or service in units ... Read »


      Wikipedia
    • End Use Energy Demand Centres

    • The End Use Energy Demand (EUED) Centres carry out interdisciplinary research and advise policy on reducing energy demand to help achieve the UK government's CO2 emissions targets. The Centres are a £30m investment of the Research Councils UK Energy Programme (with additional funding from industrial partners) that r ... Read »


      Wikipedia
    • Energieeinsparverordnung

    • The Energieeinsparverordnung (EnEV) (Energy Saving Ordinance) is a regulation in Germany describing minimum requirements regarding energy use of new and renovated buildings. Private and most commercial buildings have to be built according to the regulation to obtain a building license. The requirements are set to stri ... Read »


      Wikipedia
    • Energoland

    • Energoland is an information centre for energy and electricity generation which was opened by Slovenské elektrárne on 14 October 2014 at Mochovce, Slovakia, at the site of the nuclear power plant. It is situated between Levice and Nitra. The centre mainly serves the schools and public. The entry is free of charge ... Read »


      Wikipedia
    • Energy accidents

    • Energy resources bring with them great social and economic promise, providing financial growth for communities and energy services for local economies. However, the infrastructure which delivers energy services can breakdown in an energy accident, sometimes causing much damage, and energy fatalities can occur, and with ... Read »


      Wikipedia
    • Energy broker

    • Energy brokers (also referred to as energy consultants) are at times confused to be thought of as the entity that supplies the energy, however, they are typically a middle-man assisting clients in procuring electric or natural gas rates from energy wholesalers/suppliers. Since electricity and natural gas are commoditie ... Read »


      Wikipedia
    • Energy customer switching

    • Energy Customer Switching is a concept stemming from the global energy markets. The concept refers to the action of one energy customer switching energy supplier, a switch is essentially seen as the free (by choice) movement of a customer. In addition to that a switch can include: If a customer moves, there is often a ... Read »


      Wikipedia
    • Energy density

    • Energy density is the amount of energy stored in a given system or region of space per unit volume or mass, though the latter is more accurately termed specific energy. Often only the useful or extractable energy is measured, which is to say that chemically inaccessible energy such as rest mass energy is ignored. In co ... Read »


      Wikipedia
    • Energy efficiency in agriculture

    • European Commission definitions of energy efficiency, are given below: According to article 2(d) of the Regulation (EC) No1099/2008 on energy statistics: European Commission requirements regarding energy use across the EU (Directive 2012/27/EU) establish a common framework of measures for the promotion of energy ... Read »


      Wikipedia
    • Energy engineering

    • Energy engineering or energy systems engineering is a broad field of engineering dealing with energy efficiency, energy services, facility management, plant engineering, environmental compliance and alternative energy technologies. Energy engineering is one of the more recent engineering disciplines to emerge. Energy e ... Read »


      Wikipedia
    • Energy informatics

    • Energy Informatics is founded on flow networks that are the major suppliers and consumers of energy. Their efficiency can be improved by collecting and analyzing information. Energy informatics is a research field covering the use of information and communication technology to address energy challenges. Methods use ... Read »


      Wikipedia
    • Energy management

    • Energy management includes planning and operation of energy production and energy consumption units. Objectives are resource conservation, climate protection and cost savings, while the users have permanent access to the energy they need. It is connected closely to environmental management, production management, logis ... Read »


      Wikipedia
    • Energy management software

    • Energy Management Software (EMS) is a general term and category referring to a variety of energy-related software applications which may provide utility bill tracking, real-time metering, building HVAC and lighting control systems, building simulation and modeling, carbon and sustainability reporting, IT equipment mana ... Read »


      Wikipedia
    • Energy modeling

    • Energy modeling or energy system modeling is the process of building computer models of energy systems in order to analyze them. Such models often employ scenario analysis to investigate different assumptions about the technical and economic conditions at play. Outputs may include the system feasibility, greenhouse gas ... Read »


      Wikipedia
    • Energy monitoring and targeting

    • Energy monitoring and targeting (M&T) is an energy efficiency technique based on the standard management axiom stating that “you cannot manage what you cannot measure”. M&T techniques provide energy managers with feedback on operating practices, results of energy management projects, and guidance on the level ... Read »


      Wikipedia
    • Energy operator

    • In quantum mechanics, energy is defined in terms of the energy operator, acting on the wave function of the system as a consequence of time translation symmetry. It is given by: It acts on the wave function (the probability amplitude for different configurations of the system) The energy operator corresponds to ... Read »


      Wikipedia
    • Energy Policy and Conservation Act

    • Energy Policy and Conservation Act of 1975

      The Energy Policy and Conservation Act of 1975 (EPCA) (Pub.L. 94–163, 89 Stat. 871, enacted December 22, 1975) is a United States Act of Congress that responded to the 1973 oil crisis by creating a comprehensive approach to federal energy policy. The primary goals of EPCA are to increase energy production ... Read »


      Wikipedia
    • Energy rate density

    • Energy rate density is the amount of energy per unit time per unit mass (in CGS metric units erg/s/g; in MKS units joule/s/kg). It is terminologically (but not always numerically) equivalent to power density when measured in SI units of W/kg. Regardless of the units used, energy rate density describes the flow of energ ... Read »


      Wikipedia
    • Energy statistics

    • Energy statistics refers to collecting, compiling, analyzing and disseminating data on commodities such as coal, crude oil, natural gas, electricity, or renewable energy sources (biomass, geothermal, wind or solar energy), when they are used for the energy they contain. Energy is the capability of some substances, resu ... Read »


      Wikipedia
    • Energy system

    • An energy system is a system primarily designed to supply energy-services to end-users. Taking a structural viewpoint, the IPCC Fifth Assessment Report defines an energy system as "all components related to the production, conversion, delivery, and use of energy". The field of energy economics includes energy markets a ... Read »


      Wikipedia
    • Exertion

    • Exertion is the use of physical or perceived energy. It normally connotes a strenuous or costly effort related to physical, muscular, philosophical actions and work. In physics exertion is use of energy against, or for, inertia as described by Isaac Newton's third law of motion. In mechanics it describes use of fo ... Read »


      Wikipedia
    • Forms of energy

    • In the context of physical science, several forms of energy have been identified. These include: Some entries in the above list constitute or comprise others in the list. The list is not necessarily complete. Whenever physical scientists discover that a certain phenomenon appears to violate the law of energy conservat ... Read »


      Wikipedia
    • Fowkes hypothesis

    • The Fowkes hypothesis (after F. M. Fowkes) is a first order approximation for surface energy. It states the surface energy is the sum of each component's forces: γ=γd+γp+γi+... where γd is the dispersion component, γp is the polar, γi is the dipole and so on. The Fowkes hypothesis goes further ma ... Read »


      Wikipedia
    • Harley Frankfurt

    • Harley Frankfurt (born in 1969) is a pioneer and visionary in the Energy Industry, making significant advances in gas compression efficiency and renewable energy. He has a passion for I/O communications, now known as the Internet of Things (IoT), holding a patent in advance utility control systems. Harley led advances ... Read »


      Wikipedia
    • Greisen–Zatsepin–Kuzmin limit


    • High Efficiency Astro Air Piggyback System

    • The Goettl High Efficiency Astro Air Piggyback System (also known as Combination Refrigeration and Evaporative Cooling Air Conditioner) is a system that combines a traditional evaporative cooler with a self-contained air and heating system. William Goettl wrote in his patent application that this unitary system is ... Read »


      Wikipedia
    • History of energy

    • The word energy derives from Greek ἐνέργεια (energeia), which appears for the first time in the work Nicomachean Ethics of 4th century BCE. The concept of energy emerged from the idea of vis viva (living force), which Leibniz defined as the product of the mass of an object and its velocity sq ... Read »


      Wikipedia
    • Infrasonic passive differential spectroscopy

    • Infrasonic Passive Seismic Spectroscopy (IPSS) is a Passive Seismic Low Frequency technique used for mapping potential oil and gas hydrocarbon accumulations. It is part of the geophysical techniques also known under the generic naming passive seismic which includes also the Passive Seismic Tomography and Micro Seismic ... Read »


      Wikipedia
    • Intelligent Energy

    • Intelligent Energy

      Intelligent Energy is a power technology company that specialises in the development of Proton Exchange Membrane (PEM) fuel cells for application in the automotive, consumer electronics and stationary power markets. Based in the UK, the company also has offices in India, Japan, Singapore, France and the United States a ... Read »


      Wikipedia
    • International Ground Source Heat Pump Association

    • Established in 1987, International Ground Source Heat Pump Association (IGSHPA) is a nonprofit, membership-based organization that advances Geothermal Heat Pump technology on the local, state, national and international levels. IGSHPA operates as an outreach unit of the College of Engineering, Architecture and Technolo ... Read »


      Wikipedia
    • King Abdullah Petroleum Studies and Research Center

    • KAPSARC, the abbreviation for the King Abdullah Petroleum Studies and Research Center, is located in Riyadh, Saudi Arabia, where it began its activities in 2010. It is as an independent, non-profit institution that focuses on research in energy economics, policy, technology, and the environment. Its research areas incl ... Read »


      Wikipedia
    • Maximum power principle

    • The maximum power principle has been proposed as the fourth principle of energetics in open system thermodynamics, where an example of an open system is a biological cell. According to Howard T. Odum (H.T.Odum 1995, p. 311), "The maximum power principle can be stated: During self-organization, system designs develop ... Read »


      Wikipedia
    • Orders of magnitude (energy flow density)

    • This is a table of energy flow densities by magnitude. ... Read »


      Wikipedia
    • Orders of magnitude (energy)

    • This list compares various energies in joules (J), organized by order of magnitude. This SI unit is named after James Prescott Joule. As with every International System of Units (SI) unit named for a person, the first letter of its symbol is upper case (J). However, when an SI unit is spelled out in English, it sh ... Read »


      Wikipedia
    • Orders of magnitude (specific energy)

    • This is a table of specific energy by magnitude. Unless otherwise noted, these values assume standard ambient temperature and pressure. ... Read »


      Wikipedia
    • Prayas (Energy Group)

    • Prayas

      Prayas (Energy Group) is an Indian analysis and advocacy organisation working in the area of energy policy. It is part of a non-governmental charitable trust called Prayas (long name is Initiatives in Health, Energy and Parenthood) located in Pune, India. The aim of Prayas is to make energy a tool for sustainable and e ... Read »


      Wikipedia
    • Primary energy

    • World total primary energy supply of 155,505 TWh (or 13,371 Mtoe) by fuels in 2012 (IEA, 2014) World total primary energy supply of 155,505 TWh (or 13,371 Mtoe) by region in 2012 (IEA, 2014) Primary energy (PE) is an energy form found in nature that has not been subjected to any conversion or transformation pro ... Read »


      Wikipedia
    • Section 1603 grants

    • Section 1603 of the American Recovery and Reinvestment Tax Act (ARRTA) was a green energy subsidy program created by Congress and signed into law as a part of the 2009 stimulus package. The program was a system of cash grants that was implemented by the U.S. Treasury Department's "Payments for Specified Energy Projects ... Read »


      Wikipedia
    • Solar heat collector and radiator for building roof

    • The Solar Heat Collector & Radiator is a heat collecting and heat radiating roof structure, designed for building roofs specifically. It was built to be used in conjunction with solar energy and uses a system of air circulation for increased efficiency. A solar heat collector, or solar thermal collector, is used today ... Read »


      Wikipedia
    • Wind Data Generator

    • The Wind Data Generator (WDG) is a wind energy software tool capable of running WRF (Weather Research and Forecasting Model) model to create a wind atlas and to generate wind data at any location, any height of interest for any resolution from 3 km to 10 km. Before investing in the installation of a meteorologic ... Read »


      Wikipedia
    • World Energy Day

    • World Energy Day is observed yearly on October 22 to raise awareness of global energy-related issues. It was proposed by Harold HyunSuk Oh and proclaimed first on July 22, 2012 at the World Energy Forum 2012. The declaration was first endorsed by Shaikh Mohammed bin Rashid Al Maktoum, Vice-President and Prime Minister ... Read »


      Wikipedia
    Wikipedia
  • What Else?

    • Energy

Extras