Not exact matches
The cost of
electricity from
large - scale solar installations now is comparable to and sometimes cheaper
than natural gas - fired power, even without incentives aimed at promoting environmentally friendly power, according to industry players and outside cost studies.
And there has been no more fundamental, epoch - making modern innovation
than the
large - scale commercial generation, transmission, distribution and conversion of
electricity.
The parent company of Ontario's
largest electricity utility reported its fourth - quarter profit was up more
than 20 per cent year - over-year.
That equates to more
than half the 38 terawatt hours of
electricity used annually by the world's
largest miner (as in literal, pull materials out of the ground, mining), BHP Billiton Ltd..
We could blanket
large parts of the Pacific rather
than use up valuable land, but every building, heck even every road could be equiped to generate
electricity.
A
large part of the
electricity gap should be met by energy saving measures: the National Audit Office recently found that efficiency schemes cost 1.8 pence to save a kilowatt hour of
electricity, cheaper
than all known means of generating
electricity.
In fact, taxes are a much
larger contributor to high
electricity bills
than the Lower Hudson Valley capacity zone.
Australia relies heavily on coal for its own
electricity as well, emitting more CO2 per person
than any other developed country, and its agricultural emissions are among the highest per capita in the world, mainly because of the
large numbers of sheep and cattle.
«This should reduce overall costs for the energy industry because, rather
than creating
large, expensive solar cells, you can use much smaller cells that produce just as much
electricity by absorbing intensified solar energy from concentrating lenses.
In
large swathes of the U.S., where more
electricity comes from coal and natural gas
than nuclear or renewables, that is a harder claim.
GE's H - class heavy - duty gas turbines are currently the world's
largest and most efficient gas turbines, capable of converting fuel and air into
electricity at more
than 62 percent power - plant efficiency when matched with a steam turbine generator, a setup known as combined cycle.
«When it comes to life cycle greenhouse gas emissions, wind and solar energy provide a much better greenhouse gas balance
than fossil - based low carbon technologies, because they do not require additional energy for the production and transport of fuels, and the technologies themselves can be produced to a
large extend with decarbonized
electricity,» states Edgar Hertwich, an industrial ecologist from Yale University who co-authored the study.
The French get more
than three - quarters of their
electricity from nuclear power, the
largest share of any country in the world.
Power is loaded into one
large coil a couple of feet in diameter, causing
electricity to surge back and forth more
than a million times a second.
The NuScale Power Module's cost per kWh is competitive with other sources of base load
electricity generation, and less
than the cost per kWh of
large nuclear units.
On a
larger scale, the Fresno Unified School District — the fourth -
largest school district in California, with more
than 73,000 students — recently completed a
large retrofit project in 984 portable classrooms at 84 school sites, designed to save the district over $ 365,000 in annual
electricity costs.
These cars typically have
larger battery packs
than standard hybrids, and can drive greater distances on pure
electricity.
Reliant Energy provides
electricity and energy services to more
than 1.6 million retail customers — including homes, small and
large businesses, manufacturing facilities, government entities and institutions across Texas.
I think it's entirely possible that within a much shorter time frame
than most people imagine possible, the overwhelming majority of the
electricity consumed in the USA will be generated at the point of use, and
large, centralized power plants will be a much less important part of the mix
than they are today»
I am 55 and I expect that within my lifetime, wind and solar will be generating a
larger share of the world's
electricity than nuclear power does today — perhaps much
larger.
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».
I know of none that show non-hydro renewables can provide even 50 % of
electricity in industrial economies cheaper
than with a
large proportion of nuclear power.
On average, a solar farm must cover an area 150 times
larger than nuclear to generate the same quantity of
electricity as a nuclear plant; wind farms must cover an area 750 times
larger.
If we count on electric cars to store the surplus of renewable
electricity, their batteries would need to be 60 times
larger than they are today
I was struck reading that paper by this note from the introduction» Note that if we relax our assumption that each state's capacity match its annual demand, and instead allow states with especially good solar or wind resources to have enough capacity to supply
larger regions, then the average levelized cost of
electricity will be lower
than we estimate because of the higher average capacity factors in states with the best WWS resources»
Lastly, in a grid with 100 % renewable power production, the generation capacity would need to be ten times
larger than the peak load, and excess
electricity would surpass the EU annual
electricity consumption.
In the case of a grid with 80 % renewables, the generation capacity needs to be six times
larger than the peak load, while the excess
electricity would be equal to 60 % of the EU's current annual
electricity consumption.
Maybe it's a good idea for industry:
large factories pay much lower
electricity prices
than households.
According to the most recent EPA Greenhouse Gas Inventory Report (2014), transportation produces only four percent less GhGs
than the
largest emitter,
electricity production.
Typically, a geothermal project can not produce
electricity economically at a scale less
than 5 MW and there is a very
large economy of scale for projects above 30 MW in size.
As a real world example, the capacity factors at the Queanbeyan Solar Farm (an industrial installation run by Country Energy, one of Australia's
largest electricity distribution companies) average 13 % all year round, 9 % for 3 months of winter, and down to less
than 1 % on some days: http://bravenewclimate.com/2009/08/16/solar-power-realities-supply-demand-storage-and-costs/
If we start using electric cars in
large numbers (and I hope we do soon), then solar towers and various other forms of
large scale clean
electricity generation may supply a substantial fraction of our transport energy, especially for short local runs less
than 100 klms a day.
The reason both countries, who have
large readily available coal reserves are so heavily reliant on fossil fueled
electricity generation is because, without carbon pricing, it's slightly cheaper
than nuclear power.
Despite EEI's 1989 pledge to reduce atmospheric emissions, annual CO2 emissions from the
electricity sector remained higher in 2016
than they were when McCollum testified in 1989, due in
large part to ongoing efforts by some in the industry to sow doubt about climate science and block legal limits on CO2 emissions from power plants.
In a recent auction of wholesale
electricity opened to industrial consumers and other
large users, bidders ponied up more
than $ 150 a megawatt - hour in an attempt to lock in their
electricity supply for the new year.
It will also be able to store
electricity for use whenever required after sunset and will be the
largest solar power plant in Israel, capable of providing power to more
than 69,000 households.
By installing a
large PV solar nameplate capacity, using the need to pay off this (subsidized) investment as the rationale for approved rate increases, and then selling us (mostly) the cheaper
electricity they make from coal and uranium, they actually increase the profitability of coal and uranium more
than PV solar.
In this second edition of the International Energy Efficiency Scorecard, we analyze the world's 16
largest economies, comprising more
than 81 % of global gross domestic product and about 71 % of global
electricity consumption.
It is a unit of American Electric Power, one of the
largest electric utilities in the United States, delivering
electricity to more
than 5 million customers in 11 states.
As the graph below shows, Germany and Denmark have the
largest amount of solar and wind power and the highest
electricity prices in Europe, which are about three times higher
than those in the United States.
«The average turbine is seven times
larger than it was in the 1990s,» Kelley said, «but generates fifteen times as much
electricity.»
«If we meet this goal,» said Page, «and
large - scale renewable deployments are cheaper
than coal, the world will have the option to meet a substantial portion of
electricity needs from renewable sources and significantly reduce carbon emissions.
As
large project development in remote areas continues, China is also looking to increase the number of small systems that do not require long - distance
electricity transmission, aiming for more
than 8,000 megawatts of rooftop PV in 2014.
Tim, I linked previously to a report from the Australian national
electricity regulator showing that price of
electricity to both domestic and industrial users is dramatically lower in Australia
than in countries such as France and Japan which get a
large proportion of their power from nuclear energy.
But it's doubtful that this measure is more
than a stopgap, as natural gas and renewable energies, including wind and solar, are already making strides toward supplying
electricity on a
large scale, according to the U.S. Energy Information Administration (EIA).
Wind accounts for 15 % of total
electricity supply, and solar another 5 % — both many times
larger than their current contributions, but well below today's most optimistic projections.
And because they are now 100 meters tall, instead of less
than 40 meters, they harvest a far
larger, stronger, and more reliable wind regime, generating 20 times as much
electricity as the turbines installed in the early 1980s when modern wind power development began.
And in China, wind power — despite accounting for less
than 3 percent of
electricity generation — recently overtook nuclear to become the country's third
largest power source after coal and hydropower.
Small wind turbines remain more expensive
than large turbines, especially if the objective is to produce
electricity for the grid, since the electrical connection and maintenance are a much higher proportion of the capital value of a distributed system.
The decision is surprising, as it approves a figure that is three times higher
than Xcel's original estimates on cost recovery, and which has already been opposed by Colorado's Office of Consumer Counsel and two of the state's
largest industrial
electricity consumers.