From 15 cents / kWh in 1991 to about 6.5 cents /
kWh today, a price that is competitive with new natural gas power plants.
According to the DOE, these projects will promote its goal of reducing the cost of electricity generate from concentrating solar power systems from 13 - 16 cents /
kWh today (with no storage) to 8 - 11 cents / kWh with six hours of storage by 2015, and less than 7 cents / kWh with 12 - 17 hours of storage by 2020.
Wind energy is a young technology which continues to progress rapidly with far more potential than we might imagine, and it's becoming more competitive falling from 38 U.S. cents per kilowatt - hour (kWh) in 1986 to between 2 and 3 cents per
kWh today.
Not exact matches
Pushing down the cost curve According to the Department of Energy's Vehicle Technologies Office, making lithium - ion batteries
today at scale — in batches of several hundred thousand — costs about $ 800 per
kWh.
If Hinkley Point came online
today the cost would start around $ 0.14 /
kWh and increase with inflation over the next 35 years.
«
Today's updates include slight price decreases to our 75, 75D, and 90D models to account for the discontinuation of our 60 -
kWh models.»
Today, Schwarzenegger and Kreisel Electric unveiled an all - electric Hummer H1 soft - top prototype, equipped with electric motors on each axle, 100
kWh worth of batteries, a 75 - mph top speed, a 186 - mile range, and a ludicrous 7275 - lb curb weight.
That's not exactly light by
today's compact vehicle standards, but the A3 e-tron has both a 20 - kW (27 hp) electric motor and 24 -
kWh lithium - ion batteries in addition to a 1.6 - liter TFSI inline - 4 and 7 - speed dual - clutch S tronic gearbox.
All the most loved renewables
today — solar thermal, photovoltaic, geothermal and wind — provide about 139 billion
kWh of electricity in the U.S. (That's 2011 data; wind is 87 % of the total.)
Copious, green, inexpensive energy at $.04 - $.05 /
kWh could be achieved via large scale wind, and solar thermal farms,
today.
Kenya's grid
today is 1.8 GW, and the country's least - cost form of new energy is geothermal (8.5 cents /
kWh) for which the economic resource is > 9 GW.
To get 42
kWh per day per person from nuclear power would require 525 one - gigawatt nuclear power stations, a roughly five-fold increase over
today's levels.
For this comparison, we looked at the average cost per
kWh produced from a typical solar system
today, the average cost per
kWh from residential energy efficiency, and the cost per
kWh when efficiency and solar are done together.
According to an article in
today's New York Times, even without subsidies, wind power is often cheaper (as low as 3.7 cents per
kWh) than coal (low of 6.6 cents per
kWh) or natural gas (low of 6.1 cents per
kWh).
As part of an ever - growing trend,
today green power communities are already purchasing close to 2.6 billion
kWh of green power each year, which is equal to the amount of electricity that is currently being used in more than 226,000 average American homes.
Also, since the average residential electricity cost is 8.5 cents /
kwh (and in many areas, off - peak nighttime cost is 2 - 4 cents /
kwh) this means that, after taking account of the differential efficiencies of electric and gasoline power, much of a plug - in hybrid's travel would be on electricity that is the equivalent of $ 1 / gallon gasoline (or, off - peak, 25 - 50 cents / gallon) as contrasted with the same vehicle's use of
today's approximately $ 2.50 / gallon gasoline.
Today, electricity generated by a nuclear power plant costs about 6.4 cents per kilowatt hour (
kwh), as compared to 4.5 to 5 cents per
kwh for coal and 3.5 to 4 cents per
kwh for natural gas, Holdren explains.
The Ontario Energy Board (OEB) says the «average» rate as of May 1, 2009 for electricity alone was 6.07 cents per kilowatt hour (
kWh) and
today, the OEB reports the «average» rate seven years later, as of May 1, 2016 was 12.10 cents /
kWh.
Before 2001, the average reach - in, commercial refrigerator used about 3,400
kWh / year or more —
today, an ENERGY STAR certified model uses less than 600
kWh / year [1].
The joke is on them —
today's commercial sector electricity rates in Boulder and Cheyenne only differ by about 0.14 cents /
kwh.
Today, the lowest unsubsidized cost for residential rooftop solar is about 18.7 cents per
kWh, more than three times the average all - in cost for energy efficiency.
By 2030, the price of solar power could go down to 6 cents per
kWh, saving households about $ 400 per year when compared with
today, the report says.