Electricity system operators evaluate all of these factors when determining which plants and fuels to use.
Not exact matches
The European Network of Transmission
System Operators for
Electricity (ENTSO - E), which runs the grid powering 25 separate European countries, disclosed recently that «frequency deviations» in power supply have been experienced across the network since mid-January.
«Our solar plants are going to lose over half of their ability to generate
electricity during the two to two and a half hours that the eclipse will be impacting our area,» says Steven Greenlee, spokesperson for the California Independent
System Operator, or CAISO, one of the largest independent grid
operators in the world.
Renewable energy accounted for 103.6 percent of mainland
electricity consumption last month, the report by the Portuguese Renewable Energy Association and the Sustainable Earth
System Association said citing data from power grid
operator REN.
Arthur «Jerry» Kremer, chairman of New York AREA, John Kelly, a retired director of licensing at Indian Point, a Westchester business leader and a former CEO of an independent
system operator, all said Indian Point is safe, provides the
electricity needed for the region, and is an economic engine.
The experimental
system would allow fleet
operators to use their plug - in hybrids to supply
electricity for a building during a power outage, reduce power usage when electric rates are high or even sell
electricity back to their utility company.
Adjustment bid: A bid auction conducted by the independent
system operator or power exchange to redirect supply or demand of
electricity when congestion is anticipated.
... Because fossil - fuel power plants can not easily ramp down generation in response to excess supply on the grid, on sunny, windy days there is sometimes so much power in the
system that the price goes negative — in other words,
operators of large plants, most of which run on coal or natural gas, must pay commercial customers to consume
electricity....
System operators must match
electricity supply to demand in real time, with very tight tolerances.
Demand response is a non-persistent intentional change in net
electricity usage by end - use customers from normal consumptive patterns in response to a request on behalf of, or by, a power and / or distribution / transmission
system operator.
Wind farm
operators, or solar power producers could use such as
system to even out their power production rates and so command a higher price for their
electricity.
On September 14, 2017, academics, policy makers, representatives of Independent
System Operators / Regional Transmission Organizations and other stakeholders engaged in a discussion of the future of
electricity markets over the next two decades, with an emphasis on the potential for high penetrations of zero and low marginal cost generation, and various options for organizing wholesale
electricity transactions in the face of rapid technological change.
Twenty power companies including Germany's biggest utilities, EON SE and RWE AG, now get fees for pledging to add or cut
electricity within seconds to keep the power
system stable, double the number in September, according to data from the nation's four grid
operators.
By interfacing with CAISO and PacifiCorp
systems across the Northwest, the Idaho Power
system will create a stronger link between EIM participants in the the region, facilitating the trade of
electricity across greater distances in conjunction with the California grid
operator.
California's electric
system operator is studying the possibility of turning the entire West into a single
electricity market.
For example, utility - scale wind generation, a particularly volatile intermittent power source, requires
electricity operators to make significant adjustments to balance generation and load, creating inefficiency in the
system.
From time to time, the imbalance between too little demand and too much uncontrollable supply in Ontario's
electricity system becomes so precarious that grid
operators in Michigan and New York can actually compel Ontario to pay them to take it the power.
The California Independent
System Operator (CAISO) has successfully extended rapid trading of
electricity with other grid
operators through the Energy Imbalance Market, which facilitates the integration of more renewable energy.
High levels of hydropower generation in the Pacific Northwest led the electric
system operator, the Bonneville Power Administration (BPA), to curtail wind generation during some recent periods of low
electricity demand.
«
System planners and
operators can draw on a wide range of tools and approaches to ensure stable and reliable bulk
electricity grids with high levels of wind energy penetration.
Concern mounted as higher - than - predicted temperatures pushed actual electric load (the
electricity that the
system operator must supply, as shown by the red line on the chart below) closer to the forecast (blue line).
With the unofficial start of summer just around the corner, utilities and independent
system operators are looking for ways to relieve peak loads and congestion on the
electricity grid for the coming season and down the road.
A 2016 technical study prepared by GE Energy Consulting with the input of SaskPower and other grid
operators in Canada, and co-funded by Natural Resources Canada (NRCan) and CanWEA, found Saskatchewan's
electricity system could handle twice as much wind energy as it is targeting without compromising grid reliability.
In 2012, the continuing SONGS closure put pressure on the electric power grid
operator, the California Independent
System Operator (CAISO), to adjust both generation and transmission in order to meet summer demand for
electricity, and in general, continues to change the generation profile in the area.
The State Government retained ownership of the wholesale market
operator Victorian Power Exchange (VPX), which was subsequently reorganised with its market and
system operation functions being transferred to the National
Electricity Market Management Company (NEMMCO) and its transmission planning functions being transferred to VENCorp (now Australian Energy Markets
Operator — AEMO).
According to the nation's transmission
system operator, renewable energy production reached 4,812 gigawatt hours, surpassing Portugal's total
electricity needs for March, which totalled 4,647 gigawatt hours.
FERC instead directed the regional transmission organisations and independent
system operators - the bodies that operate the USA's power grid - to assess the resilience of the
electricity grid and to recommend additional actions to mitigate any identified issues.
... The Market for
Electricity is Rigged... The preferential dispatch
system used by many RTO / ISO grid
operators favors wind and solar to the exclusion of critical baseload power from fossil fuel and nuclear power plants.
The «group prohibition»: distribution
system operators must not be part of the same group as companies that generate, supply or trade in
electricity;
In the decision Commission v Germany, the Court dismissed an action brought under Art 260 (2) TFEU for failure to comply with the 2007 VW law judgment; and in Essent it found Dutch measures ensuring public ownership of gas and
electricity transmission
system operators justifiable on public interest grounds.
The «prohibition of privatization»: shares held in an
electricity or gas distribution
system operator must be held, directly or indirectly, by public authorities;
The European Network of Transmission
System Operators for
Electricity (ENTSOE), the body that sets up the internal energy market and ensures its optimal functioning, put out...
WePower, one of a growing number of energy blockchain hopefuls, has found early success in the European market with an agreement to tokenize data from the Estonian independent
electricity and gas
system operator Elering.
A generator provides
electricity and there's no central plumbing (to collect water from the local river and have it filtered and chlorinated, Wiren had to become a federally certified public water
system operator).