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Net metering (or net energy metering, NEM) is an electricity billing mechanism that allows consumers who generate some or all of their own electricity to use that electricity anytime, instead of when it is generated.
The National Electrical Manufacturers Association (NEMA) [5] is the largest trade association of electrical equipment manufacturers in the United States. [6] Founded in 1926, it advocates for the industry and publishes standards for electrical products. Notably, the form of US household electrical outlets and plugs is specified by NEMA.
Growth of net metering in the United States. Net metering is a policy by many states in the United States designed to help the adoption of renewable energy.Net metering was pioneered in the United States as a way to allow solar and wind to provide electricity whenever available and allow use of that electricity whenever it was needed, beginning with utilities in Idaho in 1980, and in Arizona ...
In 2023, the electrical energy generation mix was 47% natural gas, 28.5% nuclear, 12.6% coal, 5.7% solar, 3.9% biomass, 2.1% hydroelectric, 0.1% petroleum, and 0.1% other. Distributed small-scale solar, including customer-owned photovoltaic panels, delivered an additional net 520 GWh to the state's electricity grid.
JSC Georgian State Electrosystem was established in 2002 [4] through the merger of Electrodispetcherizatsia Ltd. and JSC Elektrogadatsema. Since December 2002, GSE management has been carried out by the Irish company ESB International which had acquired the company 5-year management right in the tender “Wholesale Electricity Market Support Project” announced by the World Bank.
The National Electrical Code, 2008 edition. The National Electrical Code (NEC), or NFPA 70, is a regionally adoptable standard for the safe installation of electrical wiring and equipment in the United States. It is part of the National Fire Code series published by the National Fire Protection Association (NFPA), a private trade association. [1]
Instead, for refrigerators and other semi-permanent appliances in basements and wet areas, a one-outlet non-GFCI dedicated receptacle was generally used. As of the 2020 NEC this exception no longer exists and those devices in are required to have GFCI protection where otherwise required.
It aims to allow application software to exchange information about an electrical network. [1] It has been officially adopted by the International Electrotechnical Commission (IEC). The CIM is currently maintained as a UML model. [2] It defines a common vocabulary and basic ontology. CIM models the network itself using the 'wires model'.