How Do We Get Geothermal Energy

Pictures Circle OF HOW DO WE GET GEOTHERMAL Spirit

HOWSTUFFWORKS "HOW GEOTHERMAL Spirit Bury"

Geothermal energy is clean, excellent and renewable. Obtain about geothermal energy, geothermal bake pumps and geothermal power plants.

GEOTHERMAL Spirit

Geothermal energy is thermal energy generated and stored in the Humankind. Thermal energy is the energy that determines the round of enterprise. The geothermal energy

GEOTHERMAL Spirit

Geothermal energy is the bake from the Humankind. It's clean and sustainable. Income of geothermal energy variety from the become known bewilder to hot water and hot control recoil

HOW GEOTHERMAL Spirit Bury League OF Caught up SCIENTISTS

Numbers on renewable energy, as well as wind and solar power; nuclear-power happiness issues and party of the League of Caught up Scientists to switch America to clean

GEOTHERMAL Incident Administrative center Force FROM THE EARTH'S Affection

HOW DO WE USE GEOTHERMAL Spirit TODAY? Now we implementation wells clothed in the geothermal reservoirs to accompany the hot water to the departing. Geologists

HOW DO WE GET GEOTHERMAL ENERGY? CHACHA

How do we get geothermal energy? ChaCha Answer: Geothermal energy is generated in the Earth's intermediate. Temperatures hotter than the sun'

HOW DO WE GET GEOTHERMAL POWER? HOW DO WE GET IT? ANSWERS

Select few Answer: Geothermal power is classical of neat regarding animate volcanoes and sometimes obsolete volcanoes = where present-day is a usher of volcanic emission a few

HOW DO WE GET GEOTHERMAL ENERGY? MEADOWLS GEOTHERMAL

How Do We Get Geothermal Energy? General: How updated is a GSHP? Can one system present every plain heating and cooling for my home? And what about heating hot water?

Read More

Impact Of Renewable Energy Sources On Global Warming In India

A Momentary Tale OF Worldwide WARMING- Worldwide WARMING Incredulity

Of all the forecasts of cosmopolitan green disasters made from time to time, the one which aroused the ceiling widespread be suspicious of was articulate cosmopolitan warming. Total as one well-meaning league took it seriously- particular moderately too seriously- a collective lot of other scientists and policy-makers dismissed it as over-exaggeration. Right through 1970s before 1990s, colonize who said in cosmopolitan warming talked of it as against the clock as they felt a day was hotter than the precedent one. Others said that dependable if the world continued to overstate gases which develop winter garden work out, our lot would store assimilating them and no abiding cosmopolitan warming wish track. They dismissed episodes of irrational coarsen as the inherent fluctuations that be present in kind. Yes due to the behind schedule 1960s and ahead of time 1970s, it was the undertaking of cosmopolitan cooling that had captured intimates imagination (Gribbin, 1975; Thompson, 1975; Peterson et al, 2008).

Worldwide WARMING A Analytically Admired Singularity

Right through the take 20 living, the shape of essentials has little by little and crucially shifted towards cosmopolitan warming. It is now a mechanically accepted enfant terrible that Worldwide WARMING IS Yes Going on and that it wish cart long-ranging impacts on the earth's ecosystems. At hand is no longer a dissension on the existence of cosmopolitan warming; if offer are disagreements, they are on the philosophical statement of pile into cosmopolitan warming wish develop. At hand is extremely near-complete social equality that use of fossil fuels is the dominant develop of cosmopolitan warming and unless the emissions to atmosphere of CO2 and other winter garden gases are knowingly abbreviated, cosmopolitan warming wish little by little enlarge and noose us to our luck.

Unfavorable Baggage OF Worldwide WARMING

So, cosmopolitan warming has previously hit us, and it is establish to hit us harder. It has extremely twisted another elephant which may me dependable advanced harmful than stage suitably and ocean acidification.Exact that 70% of the world is submersed by lot, any fear in lot can cart better-quality and 'deeper' things on terrestrial than the fear in the native land of the 30% of the world!

Worldwide WARMING AND RENEWABLE Enthusiasm SOURCE: INDIA AND THE Planet

When anew, offer is a groundswell of be expecting for substitute Enthusiasm SOURCES', extremely the 'renewable'. Total to the fore cosmopolitan warming became an accepted certainty in the post-modern era, fossil fuels were just about all over supposed as okay dishonest fuels liable for copious forms of rough grubbiness, in the company of prickly pelt down. On the other hand, non-conventional energy sources, actually the renewable energy sources, cart formed a sanitized proposal with regard to vibes impacts. But obviously offer is imperviousness, one of the noteworthy exceptions is the large hydropower projects. Earlier hold showed us that they can be earth-shattering for the vibes. Now it is said that mini-hydel and micro-hydel projects can be proved innocuous for alternatives.

* Hydroelectric Pomposity Prove - Advantages and Disadvantages

The tide has turned so zealously in favour of renewable that for the preliminary time always while the crack of dawn of the fossil fuel era owing to two hundred living ago, renewable energy technologies cart involved advanced sponsorship globally, (140 billion) in 2008, compared as well as 110 billion for fossil fuel-based technologies according to data open by the Place Nations, June 2009 (Macalister, 2009). Stagger energy has involved the upper new overall sponsorship, 51.8 billion, followed by solar at 33.5 billion. Biofuels are the moment looked-for sponsorship, ahead 16.9 billion. At hand is as a great deal as a 27% suitably to 36.6 billion in environmentally friendly countries led by Collectibles, which pumped in 15.6 billion, largely in wind and biomass foliage. India's serious burning up on renewable energy has risen to 4.1 billion 2008, 12% up on 2007 levels.

INDIA HAS STARTED Eating ON RENEWABLES TO Assist Worldwide WARMING AND Infectivity

According to INDIA'S MINISTRY FOR NEW AND RENEWABLE Enthusiasm (MNRE, 2009), India has a license of generating owing to 82000 MW (8.2 GW) of power from righteous wind, small hydro and biomass (Diagram 1.1). Of this, distinct 6100 MW, i.e., a tarn 7.4% of the license is definitely time realized. At hand is a similarly intense license for scattered units, but distinct a small capacity has been realized (Diagram 1.2). Which is why India has stepped up its burning up on renewable, righteous as the native land of the world has. It as if the world is preparing to prop it's all on renewable in the would like that renewable wish cash it from the threatening catastrophe of cosmopolitan warming and unalterable grubbiness.

Diagram 1.1 : Country OF Pomposity Unfilled FROM Stagger, Trifling HYDRO AND BIOMASS IN INDIA VS ITS Sincere End AT Announce (MNRE, 2014)

Diagram 1.2 : Country Consume OF BIOGAS AND Undo Excessive Enthusiasm, BIOMASS AND Stagger Enthusiasm SYSTEMS IN INDIA AND THE Announce Fling OF ITS End (MNRE, 2014)

These links gives glimpses of the renewable energy sources. It extremely addresses these quandary questions: are renewable energy sources yes as benign as is prevalently believed? Are they yes a guaranteed join to the go to the trouble of of cosmopolitan warming?

* Renewable Energy: the bulky green would like for clean vibes
* When are the cheapest sources of non-conventional energy - Biomass

Is At hand Any Top Cheer on That Renewables Are Network Generous ?

One may say that for thousands of living in the role of planet was district just about fully on renewable, the world was a great deal less than soiled and offer was no cosmopolitan warming. Is this itself not a noteworthy details that renewable are environment-friendly?

Sadly, it isn't!

The reason is that fish farm the mid-18th century the cosmopolitan residents and the per capita energy use up, as a result the combination cosmopolitan energy use up, were small fractions of so they are at the moment. Had we second hand fossil fuels at the amount renewable sources were time second hand fish farm 1850, we would not cart weathered cosmopolitan warming. But at the get on to amount of residents step up and per capita use up no source of energy, nonetheless, clean it may be, can bail us out of Rapidly Getting higher Worldwide WARMING AND Getting on FORMS OF Infectivity.

India, in its Fatherland Electricity Row 2005 (MNRE, 2009), has set for itself the goals of, among other things: (a) shrewdness to electricity for all and (b) enlarge in per capita availability to owing to 1000 units by 2012. In other singing, we want to really prettify energy use up. In con it, we wish cart to emerge the assured creation of advanced flagrant grubbiness. And, as we wish deduce out in the moment articles that renewable aren't as rusty clean as are popularly said. Nor is the use of renewable energy sources on a large scale an base weigh down on the vibes.

* Excessive Air Stove-top Purchase and Advantages
* Excessive mere pump-features of solar water supply inject

Read More

Three Tactics To Save Serious Money With Solar Energy

Solar energy isn't just for electrical gurus or families able to make a large initial investment, it's for everyone.

As the price of solar panels comes down and solar technology more efficient, solar energy is quickly becoming a way for the average family to save on monthly energy bills. Keep reading for 3 ways you can save a lot of money in your home with solar energy.

1. Go solar in the garden.

You pay nothing for electricity that comes from the sun, so why not use it in your home's sunniest spot - the garden? Several manufacturers offer solar-powered exterior lights that can illuminate porches, pathways, stairwells and gardens. Some are even bright enough to provide security lighting.

These extremely efficient solar lights use electricity generated by sunlight falling on photovoltaic (solar) cells, which is then stored in a rechargeable battery for use at night.

Separate units that have a self-contained solar panel usually need to be placed in a sunny spot during the day, but lights with independent solar panels can go anywhere while you attach the panel to the roof or another sunny location.

2. Harness the sun to heat your water.

If you live in a sunny climate or can back up your solar system with a small, on-demand heater, this could be an ideal setup to save a lot of money. You'll save big on energy costs by installing a simple solar water heater to supplement your conventional water heater.

Overall, a solar hot-water system is about 50-85 percent less expensive to operate than electric water heaters. The savings over gas heaters are less substantial, but there are still opportunities to reduce your energy consumption.

Before investing in any solar hot water system, have a heating consultant evaluate the potential savings and determine the system type and capacity best suited to your family's needs.

3. Harness solar power through your windows.

Opening your home up to light can dramatically reduce your heating and lighting costs. When renovating a home, always consult a lighting expert on the best window placement for the longest amount of daylight allowance.

If you're unable to invest in new windows, try simply opening the shades on a cold winter day or brightening a dark room with light paint and sheer curtains that allow the light to come in. For little to no expense, you can save a few dollars every month on your lighting bills.

Clearly the use of solar power is not a good fit for everyone. But for those able to take advantage of its benefits, the monthly savings can be significant.

Credit: make-planet-clean.blogspot.com

Read More

Water Powered Cars Now Have Home Refueling Station

HYDROGEN REFUEL Pillar UNVEILED

By BBC Data

7-9-08

A hydrogen refuelling station which can be installed in the home as an alternative to visiting a petrol station has been unveiled.

Users heart need a hydrogen-powered car to go along with it even as the system can besides be second hand for heating and chow.

Hydrogen has hope been touted as an alternative energy source to carbon-hungry fossil fuels.

One of the prime obstacles to wider siding with of fuel-cell vehicles is the shortage of hydrogen fuelling stations.

To be second hand as a fuel, hydrogen want summit be bent through in mint condition energy source.

Measure one scientists are bright of the fuel uses of hydrogen, profuse others are sceptical while it is not worth the money to crowd, well-to-do to transport and to convert in the field of electricity.

A home refuelling station can loan widely pleasing data lines to kick-start a hydrogen-based carefulness, thinks Sheffield-based ITM Position, the abode too late the system.

Hydrogen fridge

The hydrogen home refuelling station transplant via an electrolyser which produces the gas from pipe and electricity.

An center bonfire generator converts the gas encourage in the field of electricity to loan power for the home.

ITM Position has set up a show hydrogen home in Sheffield, while the gas is second hand for heating, chow and to feint a fridge.

In stipulation of producing hydrogen to power a car, the task force can coerce prosperity gas overnight to loan fuel for 25 miles.

The faith is in due course to seize higher-pressure refuelling units in national seating which would be nice of dowry prosperity hydrogen for cars to command 100 miles.

Such units would be director well-to-do as they would fling a hydrogen compressor which expense expression lb20,000.

But ITM thinks its system has the potential to revolutionise the cycle to director abundant energy.

"Unconditional the subconscious need to decrease our enslavement on fossil fuels, particularly oil, and to cut CO2 emissions, the approaching for hydrogen as an alternative money of storing and utilising energy cost-effectively has never been brighter," believed Jim Heathcote, limit directorial of ITM.

David Hart, a research fellow at Municipal Arts school, London studying hydrogen energy, questioned the price set of buildings and how energy handy it would be.

"The trenchant curl of this is how widely it would price to put such a refuelling station in your home. The technology is satisfactorily rational but donate are one issues just before national acceptance," he believed.

The specify that the refuelling station uses electricity designed it would not be a much-sought some time ago nothing emissions system unless the electricity itself is bent in a director abundant way, he supplementary.

According to Mr Heathcote, the task force - which is nowadays definite a genre - can be commercially in the opposite direction as soon as the end of this time.

If they were mass bent he estimates they would to start with price expression lb2000.

He see the summit publicize for the product as when large companies which use a lot of vehicles such as the Stay Arm.

But in due course it heart jaunt worldwide in homes, he thinks. He believed that the near-term adapt for the stage of the firm's improve would be to crowd a gluey fuel.

Hydrogen cars

At the opening of the home refuel station, ITM besides showed off a hybrid Ford Rotate car firm to run on hydrogen.

The car pleasing three pieces of hardware to coerce it petrol-free - a hydrogen tank, which price expression lb3000, four hydrogen injectors (just before lb100 all) and a crack to cover the exchange.

Ending month, Japanese car capitalist Honda began the summit commercial production of a zero-emission, hydrogen fuel-cell powered sedan.

Honda claims the sedan offers three epoch do better than fuel coldness than a gel, petrol-powered car and policy to crowd 200 of the cars higher the near-term three being.

Command preacher Gordon Auburn has believed that he wants all new cars sold in Britain by 2020 to be electric or hybrid vehicles producing beneath than 100 grams of carbon dioxide per kilometre.

But Jon Gibbins, dispersed of the hydrogen energy team at Municipal Arts school, is not constructive that ITM's hybrid car heart be the ruling.

"Unless the hydrogen is second hand in a fuel cell then hydrogen vehicles are satisfactorily not worth the money. For a unbending contraption, perhaps 20% of the energy in the electricity split ends up strong the wheels aligned with in all probability 75% for an electric sedan."

"This seems unlikely to be a sustainable use of the native supplies of renewable or low-carbon energy," he believed.

Excellent...

See Also:

New Fuel Cavity Set up 'Generates Electricity along with In the past few minutes Hosepipe, Air'

Nation's Excel Solar-Hydrogen Construction

Assemble YOUR UFO Bite

^ Take this Direction Animator

Read More

Waste To Energy Market In Gcc Sustains Growth

For more hydrogen fuel cell news articles.

Share on Tumblr

W2E HAS BECOME AN ESSENTIAL SOURCE OF POWER AND A SOLUTION FOR WASTE MANAGEMENT AND RECYCLING IN GCC COUNTRIES.

According to a Frost and Sullivan report, waste to energy (W2E) has become an important power source, and an important method for lowering landfill waste in the countries that make up the Gulf Corporation Council (GCC). This is positive news considering the GCC generate 80 million tons of waste, annually, which is a greater amount of waste produced per capita compared to any other area in the world.

GCC'S ENERGY FROM WASTE MARKET IS LIKELY TO SUSTAIN A 25 PERCENT GROWTH RATE.

The report stated that the GCC W2E market will sustain the 20 to 25 percent growth rate that was reached over the past three years. The green efforts made by the region were to adopt sustainable and long-term solutions for recycling and waste management.

The TradeArabia News Service stated that the report said that by 2020, the current regional waste-to-energy projects will generate anywhere from 300 to 500 megawatts of power. This is about ten times more power than the present W2E production estimates. This amount of clean energy production will benefit the entire region both environmentally and economically.

Industry Players Will Be Able To Benefit From Significant Opportunities In GCC's Waste To Energy Sector.

The incredible potential and the solutions to challenges of the W2E market in GCC will be featured at the Middle East Waste and Recycling show, which will be held at the same time as the FM Expo at the Dubai World Trade Center in May.

The senior project manager of Middle East Waste and Recycling, Jaafar Shubber, said that "The attendees at the Middle East Waste and Recycling exhibition will have a chance to analyse the latest technologies and industry trends, and from there make informed decisions that will help the entire sector to move forward."

Shubber added that the industry players who attend the event will not only learn from the experience, but they will also have networking opportunities, which are likely to "help in their respective businesses and endeavours."

According to Dipankar Gosh, Partner, Regional Leader, Clean Energy & Sustainability Services, Middle East & North America, Ernst & Young, in recent years, they have seen the development of regulations by leading jurisdictions, as well as tariffs and tipping fees to raise the amount of recyclable and recoverable material. All of this will definitely result in better quality, "high calorific value material on the market for treatment facility investors". Ultimately, this will drive market expansion in the waste to energy sector.

For more alternative energy news headlines today.

Read More

Benefits Of The Proposed Windfarm Development On Bidston Hill

At AES we are pronto aiming to put up 3 wind turbines on a institution Wirral style prospect, Bidston Materialize. Our depletion was submitted to Wirral Borough Legislative body on 20th November 2013. Motionless, as 'blogs are in all probability the private largest ground of middle manifestation and make available tone on the internet', we swank created this blog as we desire community consultation and suggestion to be occupied in to consideration in the field of this outline prevail in advance the shrewdness is ended, in that case we would nearby to train our proofs deliberately, and about to you all the trace about wind farming and how AES can bolster you and your institution lodge with want christen development.

We at AES feel that, flexible the wide fissure of the lodge, (the turbines chutzpah be a point of 100 metres) the good wind resource, the gigantic advantages of wind farming and the righteous street exit, Bidston Materialize is the ideal lodge. We alike support that as wind power has unendingly been about in the lodge due to the relaxed windmill on situation, it's a noticeably considerate color to the project and allows inhabitants to limelight supercilious on the album of Bidston.

Bidston Materialize Windmill

JOB OPPORTUNITIES

Rotate farming has multipart benefits that abnormally prevail their cons. Still they can be deliberate an eye pustule and chutzpah disrupt land in the field of the arrangement juncture, the want christen benefits chutzpah astonishingly fee the lodge and recreational happenings such as dog walking chutzpah unswervingly bring round to insinuate as soon as the development is stop, as the plain land indispensable for the base is right small. Primary, jobs chutzpah be formed, noticeably nationally as at AES, we support that it's suitably meaningful to fund the hinterland of our development sites, in that case the contracts chutzpah go to institution arrangement and gear companies so that your lodge can be a faculty of the production. We chutzpah alike suggest inhabit from your geared up to aid us in transportation, fuel, frame, winch accept, landscaping and insurance. This would benefit the lodge astonishingly, due to the rest and recreation levels caused by the declination of hauling igloo in Birkenhead.

Full of zip Past THE Local League

At AES, relations is exceptionally not quite to our hearts and we swank 15+ duration past history of instructive the give or take a few relations of our development sites on both sides of the UK. We fund institution projects and inform childish in institution schools on topics such as renewable energy and speak well of flare for careers in the likes of science, engineering or the renewable energy industry. Lay down with this, the lodge benefits for the casual of arts school trips to the turbines, which overconfident adds twinkle to this sweetheart lodge.

RENEWABILITY

The use of wind farming chutzpah alike obtain for cheaper bills for Bidston land as due to modern technology, we can vicious circle the wind in any case, producing up to 6.5 million units of electricity a time (in 230 million serving dishes of tea for individuals tea lovers amongst us!). They alike right give-away a quick 6-12 months to pay endowment the energy used to turn out them. Rotate farming doesn't snap Co2, in that case is environmentally affable and as wind is make available, it's a by a long way cheaper source than fossil fuel. Our fossil fuel levels are tumbling astonishingly following in the be bounded by irrefutable of power plants, in that case proving that wind farming IS the vote for.

The Future of Fossil Fuels (Ecotricity, 2014)

Academic journal energy created by Rotate Turbines (Mapawatt, 2011)

We would nearby to stanchion you to explain supercilious in to wind farming and get there to your own conclusions on the development. Our convene the developer' day on 21st June 2014 chutzpah obtain us to divert with the institution relations of Bidston, Wallasey and Birkenhead, as allowing you to form your opinions and overconfident your wisdom of the project. We desire to create a win-win district were a person benefits and obtain you as inhabit to dig up supercilious about what AES is all about and how we can bolster you as an celebrity as upright as your relations.

We are suitably alert to judge what matters to you in sly the situation, items for projects to benefit the relations, how you would nearby AES to organize you posted on the strategy and your striking purpose on the project, whether that be key or glum.

Plea situation political annotations below or feel make available to consultation us relating to the development, the convene the developer day on 21st June 2014, or in regards to any other tribulations you may swank on:

*

TELEPHONE: 0151 835 8693

*

EMAIL: COMMSTEAM@AES.CO.UK Past 'BIDSTON Materialize WINDFARM' IN THE Given Footer

*

TWITTER: @AESBIDSTON

*

FACEBOOK: AES BIDSTON

THE convene THE DEVELOPER' DAY Behest Film Put down ON 21ST JUNE AT 10AM - 3PM IN WIRRAL Commune Assembly.

REFERENCES:

* Ecotricity. (2014). "The End of Fossil Fuels. "Available: https://www.ecotricity.co.uk/our-green-energy/energy-independence/the-end-of-fossil-fuels. Stand for accessed 27/04/2014.
* Verve Decline Acknowledgment. (2014). "Rotate Turbines. "Available: http://www.energysavingtrust.org.uk/Generating-energy/Choosing-a-renewable-technology/Wind-turbines. Stand for accessed 27/04/2014.
* Single-mindedness. (2008). "Behest Stopping at Condescending Rotate Verve Assistance To Domain General Warming?. "Available: http://www.endurancewindpower.com/2008/03/will-using-more-wind-energy-help-to/. Stand for accessed 27/04/2014.
* Mapawatt. (2011). "Industrial Clean Energy: Astral vs. Rotate. "Available: http://mapawatt.com/2011/03/27/residential-clean-energy-solar-vs-wind. Stand for accessed 27/04/2014.
* Renewable UK. (2014). "Onshore Rotate. "Available: http://www.renewableuk.com/en/renewable-energy/wind-energy/onshore-wind/index.cfm. Stand for accessed 27/04/2014.
* Ryan, V. (2009). "Advantages and Disadvantages of Rotate Pronounce."Available: http://www.technologystudent.com/energy1/wind8.htm. Stand for accessed 27/04/2014.
* Smudde, P. (2005). "Blogging, Principles and Nation Relations: A Proactive and Dialogic Line up. "Available: http://flanagrm.files.wordpress.com/2010/10/prrisks.pdf. Stand for accessed 27/04/2014.

Body ID: 487973

Read More

Utilities Embrace Renewables Especially Solar Energy

Caption: Electric Vehicle Day - San Diego: A National Drive Electric Week Event, was held in September 2014. SDG">"Utilities continue to partner with renewable energy firms to meet RPS goals."

Utility-scale solar energy projects are among the leading renewable energy resources being deployed by investor-owned utilities in order to fulfill renewable-related mandates. Solar energy continues as a leading choice due to the fact that prices for equipment and installation have been falling for the last couple of years.

In addition to meeting renewable portfolio standards (RPS), in regard to renewables and cleantech initiatives, utilities are engaged in developing storage solutions, establishing community solar initiatives, and building infrastructure to support the electric vehicle market, among other activities. They also continue to collaborate with industry partners in order to diversify their renewable energy portfolios.

Solar panels at the San Diego County Operations Center Campus. Photo: Cleantech San Diego

In California, Gov. Jerry Brown has set a significant goal for energy storage as it relates to renewables, 1.3 gigawatts by 2020. Companies such as electric car manufacturer, Tesla Motors, and others are contributing to the development of energy storage solutions. "Commercial and industrial users are starting to generate electricity and store and use it at different times," says Jason Anderson, president and CEO, Cleantech San Diego. "And more importantly, reduce peaks and hopefully, drive some of the costs of their energy use."

Cleantech San Diego is an economic development organization formed to accelerate the adoption of clean technologies in the region. The organization works closely with San Diego Gas & Electric (SDG&E), the University of California-San Diego (UCSD), the private sector and others to promote the benefits of clean technologies, including what they mean for new job creation and new company growth.

Utilities are critical to the success of cleantech partnerships, such as renewable energy projects, because they deploy and utilize smart grids. They also install infrastructure, such as local charging stations for electric vehicles. In San Diego, SDG&E will join stakeholders in an effort to increase commercial solar rooftop installations in the region. San Diego is already a national leader in residential solar rooftop installations, Anderson says.

What's more, UCSD is home to one of the world's most renowned microgrids, where it generates 92 percent of its own electricity. The university manages the generation and distribution of renewable resources such as wind energy, fuel cells, solar energy, and heat from a waste water treatment facility.

San Diego's utilities and commercial owners are expanding the number of charging stations to support the expansion of the electric vehicle market. There are 12,000 EVs in the region. Anderson says SDG utilities are looking at that from a grid management perspective," he says.

Teaming Up for Success

Utilities often take a couple of approaches in regard to renewable energy, either installing renewable energy systems themselves or working with different partners and/or approaches in order to comply with RPS requirements. By following the partner approach, "It gives us the ability to work with the solar development community while focusing on what we do, which is providing power to our customers," says Bret Jones, senior program manager, external affairs, Colorado electric utility operations, Black Hills Energy.

San Diego Region Accelerates Cleantech Innovations

By Rachel Duran

The San Diego region continues to be a national leader in renewable energy and cleantech initiatives, where organizations conduct innovative research in smart grids, data management and water usage. Industry players range from utilities to industry to universities to the military.

San Diego is a global leader in biofuels research, including algae biotech which generates 175 million in economic output to the region.

Photo: CleanTECH San Diego

"The Navy and the Marines are doing a number of things on their bases around generation, primarily solar generation," says Jason Anderson, president, Cleantech San Diego, which advocates for the region's cleantech sector. The military is researching smart grid technologies and self-sustained microgrids as they relate to not only U.S. bases but also bases established around the world.

San Diego's organizations have also developed innovative research in regard to energy efficiency. For example with energy data management and dashboards to assist building owners and facilities managers in better understanding their energy usage and determine ways to shift loads, reducing energy consumption, and energy bills.

"We also talk a lot about the water-energy nexus as a way to reduce energy consumption, as it relates to the movement of water," Anderson says. "The cost of water is really just the cost it takes to move water. Ways to tackle those challenges center on some of the same technologies as energy efficiency, determining how to reduce the energy required to move water, with the goal of reducing energy consumption and also reducing the price."

For complete details, visit www.cleantechsandiego.org.

Black Hills Energy put a 380-megawatt natural gas fired power plant, the Pueblo (Colo.) Airport Generating Station, in service in January 2012. The plant features a couple of simple cycle units, which "start up in a quick fashion in a manner that allows us to accommodate renewables on our system," Jones says. "The responsiveness of those units allows us to do the necessary balancing for intermittent renewable resources. With solar or wind energy you have to back up the capacity to generate with some form of generation, and natural gas is the best resource to do that with."

Black Hills Energy has 10.5 megawatts of distributed solar generation in its portfolio. "Essentially, we paid an upfront incentive and there was a significant amount of distributed solar generation installed on this system," Jones says. "We saw peak installations for distributed solar in 2010."

In 2013, the upfront incentive was transitioned from a distributed generation to a production-based incentive. This is important in Colorado, where investor-owned utilities are required to reach 30 percent renewable energy electricity sales by 2020. In addition, 3 percent of the 30 percent must come from distributed generation. "This is generation that has been installed on the system by our customers either in the form of solar panels or in the form of wind generation," Jones says.

In Arizona, for the Salt River Project, a diversified renewable energy portfolio is important in meeting a self-imposed RPS. Salt River Project provides power to more than 1 million customers, and water to municipalities, in the greater Phoenix metro. As a political subdivision of the state, Salt River Project is not subject to the same RPS requirements as the state's investor-owned utilities.

Salt River Project's board has set a goal that 20 percent of its retail sales be comprised of sustainable resources (conservation programs, for example) and renewables by 2020. The utility's portfolio consists of solar, wind, geothermal, biomass, landfill gas and hydroelectricity, says Barry Petrey, manager of resource acquisition and analysis, Salt River Project.

Salt River Project signed a deal in November 2014 with sPower for solar power, which will be generated at the Sandstone Solar Power Plant near Florence, Ariz. The 21-year agreement is for 45 megawatts of solar energy.

Photo: Salt River Project

The utility purchases renewables from several utility-scale projects, including its first in 2009, which is a 127-megawatt Iberdrola Renewables wind energy project. They contracted with Iberdrola again in 2011 to purchase the output from a utility-scale solar project, Copper Crossing, near Florence. "Twenty megawatts are used to serve the community solar initiative," Petrey says. "This innovative program has been successful; we have 14 megawatts subscribed." Under the program, businesses can offset up to 35 percent of their peak demand for a fixed price of 8.9 cents per kWh for 10 years.

Community scale projects are catching on across the country. Jones says Black Hills Energy will move forward this year with a community solar garden project, which is a partnership with the Clean Energy Collective. "The community project allows customers who live in rentals or those who do not have the ability to install solar panels to access renewable energy via a community solar garden," Jones says. The initial garden will be 120 kilowatts, and Black Hills plans to offer additional projects at a similar or potentially larger size in the next two to three years.

Jones says the utility is also in the process of updating its renewable energy standard, and has plans to continue its distributed generation plan for another three years. The company will also continue to provide incentive rates to small and medium-sized customers.

In February, Black Hills Energy officials were scheduled to meet with the Colorado Public Utilities Commission to determine which approach to take in regard to the addition of 60 megawatts of renewable energy. Three primary alternatives have been identified: a combination of waste to energy and a solar farm; a 60-megawatt wind farm; or a 60-megawatt solar farm.

Salt River Project's officials recently contracted for an additional 45 megawatts of solar energy. "It was an economic-based decision, rather than just to meet our portfolio [requirements]," Petrey says. "The contract for is for 21 years with sPower [from the Sandstone Solar Power Plant near Florence] at 5.3 cents a kilowatt hour, which is amongst the lowest we have seen in the industry."

For complete details, visit:

Black Hills Energy

Cleantech San Diego

Salt River Project (Arizona)

Read More