Are
electricity grids getting less reliable as renewable percentages increase?
Over the vehicle's lifetime, however, the global warming emissions benefits of driving on electricity far outweigh the emissions costs of vehicle manufacturing; most EVs «pay back» their production emissions within one or two years of driving, a period that will shorten as
electricity grids get cleaner.
Not exact matches
Energy regulators in the state are battling utility companies over net metering, which is the process through which solar customers
get a credit for a certain amount of
electricity that they send back to the
grid.
As natural gas
gets diverted for home and other heating this winter, the head of New England's
electricity grid is warning about possible future risks to the region's power.
With the United Kingdom, for one, aiming to
get some 30 GW of
electricity from wind farms in the North Sea within the next decade as part of its E.U. target to
get 15 percent of its power — equivalent to about 40 percent of its
electricity — from renewables by 2020, there are also proposals to build a giant subsea
grid to bring that power ashore.
«As more and more renewable
electricity gets put on the
grid over time, you're going to have [surplus] issues.
Say we do build out wind power in the Dakotas and Wyoming, right along the seam of the eastern and western
grid, and build transmission to
get that wind -LSB-- generated
electricity] to cities?
But the nation can seek more clean energy from the sun or wind, which won't be affected by climate change, and
get the
electricity generated elsewhere via a smart
grid, he said, referring to an advanced transmission infrastructure China has been building.
The main benefit of going solar is that it can be a cheaper way of
getting electricity compared to buying in power from the
grid from your usual supplier.
The school will also
get paid for every unit of
electricity the panels produce, whether it is used in the school or sent to the
grid.
This means that instead of buying in
electricity from the
grid at 10 - 15p / kWh you can be using your own free
electricity from your roof, and
getting support from the Feed - in Tariff on top of that.
Even without seeing the mantas, just savouring this location as a viewpoint is reason enough to scooter along the bone - jarring road to
get here — we came via the highest point of the island, where nine wind turbines help supply some of the island's
electricity grid.
Little Sun is a social business and global project founded by artist Olafur Eliasson and engineer Frederik Ottesen to
get clean, reliable, affordable light to the 1.2 billion people in the world living in off -
grid areas without
electricity.
I ask, how is
getting into alt energy and living off the
grid, or buying a Chevy Volt and plugging into $ 100 wind - generated
electricity (we just
got our Volt!!!)
They do in some areas of the country — I'd love to
get on time - of - day billing, I know some solar people who pay nothing for
electricity because they time - shift their usage from the
grid, and I have the software to do precisely that, just don't have the incentive because TXU Energy ain't paying.
Off -
grid solar is already providing
electricity to communities in rural Africa, India, the Caribbean and elsewhere who will never
get access to
grid power from nuclear or any other form of large, centralized generation, because the resources to build either the
grids or the giant power plants do not exist, nor do those communities have the wealth to purchase
grid power.
He said they are «hoping to
get them
electricity from the
grid in a few months» and in the past had distributed solar ovens and the like, as a «short - term solution.»
Microgrids powered by photovoltaics and / or wind turbines are bringing
electricity to communities in the developing world who will never
get it any other way, because they have no «national
grid».
The Canadian Wind Energy Association (CanWEA) press release of July 6, 2016 was headlined «Canada can integrate large amounts of wind energy reliably, cost - effectively, says report» followed by the industry trade association's assertion that «Canada can
get more than one - third of its
electricity from wind energy without compromising
grid reliability — and at the same time realize economic and environmental benefits».
Moreover,
grid electricity prices in Georgia are among the cheapest in the country, so
getting people to agree to pay a higher rate — no matter how slight — might be a challenge.
For CanWEA and the wind energy sector, the challenge will be to
get the message across that our industry is ready to meet the demand for more clean, reliable and cost - competitive renewable power, without compromising the needs of the
electricity grid.
They set in motion the ability for people who had solar collectors or wind generators to run their meter backwards and put their locally made
electricity back into the
grid and
get paid for it.
Another 3,563 homes added solar in the south east corner in June, despite the fact that they would only
get paid 8c / kWh for
electricity they export back into the
grid.
In Mississippi this winter, for instance, after the state Public Service Commission for the first time offered rules allowing net metering for solar owners — that practice enables solar owners to
get a fair price for excess
electricity they export to the
grid — legislators introduced bills that would remove the PSC's right to regulate 70 percent of the state's
electricity service, including creating net metering rules.
Or is it just a electric sports car like the tesla roadster that
gets its
electricity from the
grid that's run off wind turbines?
When the
electricity generated by your solar energy system is more than you use in your home, the energy
gets exported back to the
grid and your utility buys the excess
electricity from you at a couple cents per kilowatt hour.
Likewise, for the
electricity grid, if storage
gets cheap enough, its potential market could expand from 1 gigawatt - hour to dozens or even hundreds of gigawatt - hours.
The city
gets all of its
electricity from wind, solar, biomass and hydropower and even has its own utility and citywide
grid.
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.
The study's findings indicate that Canada can
get more than one - third of its
electricity from wind energy without compromising
grid reliability — and at the same time realize economic and environmental benefits.
Margie Tatro, director of fuel and water systems at Sandia National Laboratories, says, «I think natural gas is a transitioning fuel for the
electricity sector until we can
get a greater percentage of nuclear and renewables on the
grid.»
Hirth predicted that the economic value of wind on the European
grid would decline 40 percent once it becomes 30 percent of
electricity while the value of solar would drop by 50 percent when it
got to just 15 percent.
They also decided that existing and small new renewable energy installations should keep their right to
get priority over other, polluting energy sources on European
electricity grids.
For example, the value of wind on the European
grid drops 40 percent once it becomes 30 percent of
electricity, Hirth finds, and the value of solar drops by half when it
gets to just 15 percent.
This was followed by a session delving into the market realities of high wind integration in Alberta, including the findings of CanWEA's ground - breaking Pan-Canadian Wind Integration Study, which demonstrated how Canada can
get more than one - third of its
electricity from wind energy without compromising
grid reliability, and at the same time dramatically cut emissions, save billions in fossil fuel costs and generate new export opportunities.
When battery electric EVs are powered by the cleanest
electricity grids, greenhouse gas emissions from EVs are comparable to a car
getting over 100 miles per gallon.
For example: if you pay $ 0.11 per kWh for
electricity from your utility, you'll
get a $ 0.11 credit on your bill for every kWh of solar energy that your panels produce and send back to the
grid.
Yes, India is going to
get rid of that horrible old fashioned thing called the
electricity grid and be powered wholly by point of use PV — or not.
Three or four years ago I spec'd a solar power system that would replace all the
electricity I
get from the
grid, plus what I spend in motor fuels.
This is not realy relevant to the practical problem of our emissions being set to quadruple as China and India
get their
electricity grids going!
Not only will you
get exercise and a more pleasant city to boot, but the
electricity you save will go back into the
grid and help someone else live a little cleaner too.
Inventor Chris Olson claims these floating wave - powered
electricity generators can
get coastal communities and resorts off the
grid, and even power oil rigs (let's not go there).
Integrated 4 kilowatt solar roof panels The homes» solar roof panels are a standard feature designed to provide most or all the energy and power a typical family would require, with a net metering system to feed excess to the
grid when the sun shines as well as allow for owners to
get all the
electricity they need in winter and other low - sun periods.
Real world examples in the Comment demonstrate that jurisdictions that have succeeded in increasing the percent of
electricity from renewables validate the proposition that the more their power
grid relied on renewables, the higher the
electricity price - with price increases accelerating as the percent of
electricity from renewables
gets higher than 20 % or so.
The state's overall wind average is significantly lower than these spikes: Last year Texas
got 6.2 percent of its
electricity from wind, according to Dottie Roark, a spokeswoman for the Electric Reliability Council of Texas, which operates the
grid serving most of the state.
It's still probably going to be much better to make a battery once and then use it for years with progressively cleaner
electricity (as the
grid incorporates more and more renewable energy) rather than fill up a gas tank with non-renewable fossil fuels from halfway around the world every week, but even in that scenario, it's going to be better if we can
get the lithium cleanly and close to where we'll use it.
Substituting in natural gas, wind, and solar for coal is a (relatively) manageable task, and the transition is aided by the fact that 1) renewables keep
getting cheaper, 2) new technologies and policies are facilitating more flexible
grids, and 3)
electricity demand in the United States has stagnated for years, thanks to improvements in energy efficiency.
But as the way we generate
electricity is evolving in the face of a changing climate, so is the
grid that moves this
electricity from Point A to Point B. For one, the technology is
getting smarter, enabling us to be more efficient and reduce demand for power.
No doubt, the electric power industry is undergoing a period of profound transformation — the fuels and technologies used to generate
electricity is
getting cleaner and more distributed; the energy
grid is becoming more digital; and customers have different expectations.