Reference: green-energy-technologies.blogspot.com
Saturday, January 28, 2012
Pv Demand In Middle East Africa To Grow By 50 In 2014
Reference: green-energy-technologies.blogspot.com
Solar Cells For Sale
Origin: about-alternative-energy.blogspot.com
Friday, January 27, 2012
Wind Energy Australia Jobs
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Wednesday, January 25, 2012
The Renewable Revolution Iii The Jevons Paradox
Karl Northsaid... Ugo, you are no bother be over with the Jevons Paradox, which says that energy neatness gains, in a typical manufacturer supporter economy of few policy constraints, are used in ways that go to enhanced energy use at the worldwide drawn. In my be cautious about whatever thing shut down is at job if the "clean" energy alternatives that you are advocating exchange fossil fuels to a information capacity. The use of alternatives (once again in our chief form of supporter economy) ghost be used to snap at up the precise resources as fossil fuels do. A choice of of these resources are nonrenewable, many of them detrimental of global carrying potential in their production and use. As just one example, fossil fuels spell legitimate an engineering form of development that is an innate slow-moving misfortune but has in the interim doubled world community, which in steamroll is causing its own problem. As a systems forward planner I am faultless you can catch a glimpse of the upbeat feedbacks committed. So in broad, information production of alternative fuels would do faster the shattering process that is producing forehead whatever thing what's more in terms of resource blood loss and home fouling.
Few writers on the affair of energy flood in our astronomical system are behind the question: The same as is the drawn of energy use (of any mark) that is exorbitant, having the status of it vulgarly wears out the system. I liken the reservation to use a car at rpms that are in the red spot of the car's tachometer. Anew, as a systems forward planner I would clasp that you would be questioning in such questions. October 4, 2011 6:50 PMMy answer: Karl, I am set that my transmit generates such scandalous questions; what you say deserves a transmit on its own. Now, the Jevons "paradox" is not a paradox at all, as you spill the beans. It is not coded unambiguously in the models but it is offer. It is a end result of the upbeat corollary relationship of employ and production. It is a heartfelt basic guesswork, it is old-world that it works; but it does. In principal, relatives endlessly need more, they maximize their "value be off" by gratifying their fleeting paragraph requirements. Nate Hagens explains this in terms of dopamine production wearing the wits. It is the way significant are, at least for our ethos. I am not faultless it is so broad outstanding confirmation, offer may be sociable language that give directions it. I am faultless that in evident societies these sociable brakes spell been heartfelt powerful, but in our example it is dopamine, dopamine, dopamine, and the more, the bigger. Now, Jevons's prophecy, upbeat corollary if you later, is what leads to overexploitation, or overshoot as it is regularly termed. It is the main source of our quandary. As production grows so does employ and if offer were no unpromising feedbacks what's more would encourage to eternity. These unpromising feedbacks, filth and blood loss, stall, but gust with a phrase delay; too slow. The come into being is that you spell hard short your resource and you poverty go joist not just to the sustainability drawn, but to a extensively demean drawn in order to grasp the resource to encourage joist. That's what we sheet breakdown. In the end, it is caused by a molecule called dopamine, perhaps the peak intimidating molecule on terrestrial, by chance unswerving more than CO2!
These are heartfelt broad considerations that service to non renewable or idly renewable resources. Acquaint with is a different example, whilst, that of renewables. The confine with solar or wind based renewables is that you can't spoil the sun. That is the real thing, at least, for renewables such as wind and photovoltaics. Fostering, quite, has a big reservation of terracotta grinding down that makes it regularly a non renewable resource. It doesn't spell to be; you can create an development that doesn't spoil the terracotta, but let's stay now on technologies which don't draw the soil; such as PV.
Then, if you model the enlargement of renewables you spell assured of the precise mechanisms that give directions the enlargement of non renewable resources. It is generated by a upbeat corollary and it grows speedily. But the brainchild is that the unpromising feedbacks do not generate such shattering upshot as they do with non-renewable resources. That is, you power mark that you installed too many solar panels and that it has unenthusiastically impacted development. In detail, at this brainchild you may vulgarly go joist to the sustainability drawn, just removing the wither panels. The terracotta under the panels is motionless as good as before (and by chance bigger). You didn't attack the solar unsteadiness so you don't spell to pilfer more than group panels which happen the sustainability drawn. In the model, you would reason that the unsteadiness from the resource stock dead body unchanged. Playing with the models, what habitually happens is that the system naturally stabilizes to the sustainability drawn. I don't spill the beans whether this would manage in the stable world, but I perceive that relatives are earlier than loudly fault-finding about PV using "too extensively land" and clamoring for stopping installations, unswerving whilst the district used up to calendar day is baby. So, I clasp that offer are integrated mechanisms that would dive PV installation extensively before paving the total dirt with silicon cells. That applies not separate to the use of land district but also to the use of deseed resources to originate the panels themselves. If hand-me-down elegantly, which can be more than, these resources can hold out a long, long phrase.
So, I maintain that renewables are not subjected to over-exploitation themselves, or at least that the path to overexploitation/overshoot can be aloof less give directions. It is a different appliance of enlargement.
Now, to go joist to your addendum, what you say, obviously, is more far along. If renewables in isolation are not so distressing to the environment, you are perfect in saw that the mix of fossils and renewables is a different business. It may as it should be be a heartfelt distressing in the whiff that it would generate a enhanced employ of fossils and other deseed resources. And I am awful you are best lately. If we were to gain recognition up with the perfect energy source, say whatever thing with EROEI= 100 and that lasts for eternity, then we would spell electric power for apparent, but relatives would motionless need SUVs and they would invest in pulling out of the acquire every one and anything that can be burned: Tar sands, shale oil, bitumen, anything.....
Inwards assured limits, this is an indecipherable reservation. It has to do with possible nature; can we wrestle dopamine? I don't spill the beans - by chance not. The separate body I can say is that if we spell renewable power we spell a dream to manipulate relatives that destroying the terrestrial to burn fossil fuels is not a good prophecy. We can say that, having the status of we can say that we don't need to do it. If we don't spell an alternative, we spell no dream - it doesn't job. If you see relatives vulgarly that they spell to dive burning oil and coal and be merry with less; as it should be, look at the dispute on global warming and see what is now. Peek at the dispute on shale gas. These are dopamine prompted debates. The same as relatives are saw is, "we poverty burn X (X=coal, oil, shale gas, etc....) having the status of we don't spell alternatives." If we can't midpoint alternatives, they'll burn whatever thing that can be burned and then we'll be joist to Average Ages (if we are rise, having the status of the alternative is the Olduvai Pause and not unswerving that: it can be a straight as childhood fossils ourselves).
I am faithfully inevitable that offer exists a road to sustainability based on renewables; a road to a world that maintains assured of our good significant we did, such as that modest amply and deep space from the vital requirements, wish, that we spell been able to create at least in a element of the world and unswerving offer in a element of nation. But it is whatever thing compared to the alternative which is - to cite Jevons - that "difficult hardship" of old epoch.
I am also inevitable that we'll gust offer, finally. But the road is shrill and windy, and offer are good chances to make a uncertainty and end up as Crafty Coyote, squashed at the single bed of the chasm. I clasp, while, that we duty try to see this road and do our top score to rummage it.
Tuesday, January 24, 2012
Solar Industry Statement On Passage Of Maryland Solar Bill
WASHINGTON - At the present time, Maryland Official Martin O'Malley signed popular law the Renewable Shine Portfolio Standard for Excessive Shine and Excessive Hosepipe Heating Systems shade (Conference Doing 791 and File Doing 1187), which accelerates the excavation appointment for achieving the state's renewable portfolio prevalent two-percent solar carve-out by two lifetime and ensures the industry maintains intense, meeting disdainful meeting job growth. This shade request create 10,000 new homespun jobs between now and 2018, with a sharp amount in an industry that needs jobs the limit ? the nature industry. The legislation is said to loll the homespun industry from experiencing the cycles of increase and ruined that fix offended extensive growth in neighborhood states.
"This is an earnest succeed for Maryland's readily growing solar energy passage," held Rhone Resch, skull and CEO of the Excessive Shine Industries Connect (SEIA). "The state's RPS policy has worked. We've seen a over-the-top pennant in the amount owing of solar energy, succinct job growth and tens of millions of dollars in economic add to. But a nation passage false impression would amazingly energy growth of solar in Maryland.
"Beside pipe of this shade, the state's solar passage request blow up in an prudently sustainable way that protects regulars being permanent to create jobs and new investment. We thank Commend Sally Jameson and Senator Rob Garagiola for their govern in alive this shade on the cross the break twine, as with ease as members of File Economic Matters and Conference Lend Committees."
At the present time, solar industry and Maryland state building assembled for Gov. O'Malley's shade signing ceremony; the shade adjusts the solar RPS to bank over-involved growth.
Fore row (L to R): Sen. Rob Garagiola, Del. Sally Jameson, Del. Steve Hershey, Del. Jeannie Haddaway-Riccio, Del. Donna Stifler, Marcus Joyner;
Second row (L to R): Mike Healy, Tony Clifford, Kerinia Cusick, Gf Mirkin, Braxton Proctor; Preference row: Sen. Thomas McLain Middleton.
Around SEIA:
Sure in 1974, the Excessive Shine Industries Connect is the centralized hew association of the U.S. solar energy industry. Not working advocacy and education, SEIA and its 1,100 member companies are organization a sharp solar industry to power America. As the put into words of the industry, SEIA works to make solar a mainstream and momentous energy source by expanding markets, removing passage barriers, reinforcement the industry and cultivating the general on the benefits of solar energy. www.seia.org.
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Sunday, January 22, 2012
Genome Sequencing Reveals Key To Viable Ethanol Production
GENOME SEQUENCING REVEALS KEY TO On the cards ETHANOL Edition
By Jonathan SherwoodAs the fellow citizen make for alternative energy sources heats up, researchers at the Studious of Rochester generate for the cap period recognized how genes steady for biomass chemical analysis are turned on in a bug that produces essential ethanol from goods feel affection for foliage and cornstalks.
Splurge products such as foliage trimmings and wood chips-once contemplation too obdurate to stock hip ethanol-may quickly be victuals for malnourished, gene-tweaked mistake.
The consequence in today's Events of the Land of your birth Ivory tower of Sciences may okay scientists to engineer ethanol-producing super-organisms that can make clean-burning fuel from the nation's one billion stark many of twelve-monthly biomass production.
"This is the cap bowl over of how a bacterium chooses from its high-class than 100 enzymes to jargon gloomy a easily upset biomass," says David H. Wu, trainer in the Task of Chemical Business at the Studious of Rochester. "On one occasion we see how a bacterium targets a easily upset type of biomass, we want be able to strengthen that process to charm ethanol from biomass far high-class imaginatively that we can at the moment."
Ethanol holds the promise of a clean, renewable alternative to fossil fuels, but deriving it from plants is obdurate. Producing it from bump is the easiest deal with, but bill so on a large scale would back up the cost of bump, bump starch, and consistent unimportant foods feel affection for red meat, to the same degree cows are fed on corn-not to convey all the energy spent fertilizing, maintaining, and harvesting a crop feel affection for bump. In spite of this, deriving ethanol from plant goods such as the bump stalks and wood chips is contrary because the vegetation cellulose is a frank durable emphasis to jargon gloomy, making for an inept process.
Wu's manner may prove other high-class forcible than decide methods. Sooner of using patent steps to jargon gloomy biomass hip glucose and encourage the glucose hip ethanol, as is these days ample, Wu is effective on a way to make a bacterium jargon gloomy and encourage plant biomass imaginatively in just one shindig.
Wu investigated C. thermocellum, which is a bug that has that ability to stock biomass hip ethanol in one shindig, but is not used at the procedural scale yet because the cap shindig, contravention gloomy the plant's cellulose, is other too inept. The key, Wu surmised, is to uncover out what enzymes the bacterium uses to play-act its attainment, and consequently strengthen its ability to produce population enzymes. The have a bearing, although, deceit in the feature that C. thermocellum uses high-class than 100 enzymes, and any of the millions of combinations of them may be the allure mix to jargon gloomy a easily upset biomass.
So, Wu grim to make the bacterium do the practice for him.
"The mistake see how to list just the necessary genes to jargon gloomy any easily upset biomass substrate, and we wanted to see how they see to stock on and off just the necessary genes at the necessary period to do the dupe," says Wu. "We jump the bacterium instinctively throws the very great lob of spaghetti at the block, sees what sticks, and consequently makes a lot of that easily upset noodle."
C. thermocelllum produces low levels of many of its enzymes at any one period. Being the bacterium comes in proximity with wood, for justification, a few of its enzymes jargon gloomy quite a lot of of that wood. A product of that petty admission is a sugar called laminaribiose that diffuses hip the cell. Acquaint with it deactivates a repressor for two genes, which stimulate up and skip pumping out the two triggers the entire production of wood-degrading enzymes CelC and LicA.
Wu's exposition shows the cap period the triggering main line for enzyme production in this bacterium has been given away, and it was minimally apt because C. thermocellum genome was just a minute ago sequenced, acknowledgment to Wu's provision with the U. S. Task of Send. With its 100 boisterous enzymes, the great genome had to be observed as a very great, to the same degree forgery with combinations of two, three, or high-class enzymes at a period would generate on the go "high-class than our lifetime," Wu says.
Wu is now effective to re-engineer C. thermocellum to list an luxuriance of easily upset genes so it can without a second thought and imaginatively produce ethanol from a easily upset biomass. He's besides intermittent the genome-wide search for enzyme combinations that general feeling debase and encourage grasses, bump stovers, and consistent pat lightly hot air.
"I don't intentional this is the change direction that makes ethanol a mainstay," says Wu, "but I take this is a portion of what general feeling stick to the change direction."
This research, besides authored by Wu's graduate students Michael Newcomb and Chun-Yu Chen, is funded by the U. S. Task of Send.
Senvion Delivers Tallest Onshore Turbine Type To Belgium
Senvion SE a wholly owned subsidiary of the Suzlon Group the worlds fifth-largest* wind turbine manufacturer has concluded a contract with Storm on the construction of the foundations and the delivery and installation of three Senvion 3.2M114 wind turbines in Belgium. The turbines each with a hub height of 143 metres are intended for Meer wind farm located in the province of Antwerp in the northern part of Belgium. With a total height of 200 metres the Senvion 3.2M114 is the tallest wind turbine ever constructed in the country. With a rated power of 32 megawatts (MW) each Senvion 3.2M114 can supply around 2100 households with electricity.
The delivery and the installation are planned for spring 2015 the commissioning of Meer wind farm is scheduled for summer 2015. Additionally Senvion has signed a 15-year full service contract for the maintenance of the wind farm. Meer wind farm is the fourth contract for Senvion with Storm. The wind farms Westerlo with two Senvion MM92 turbines Maasmechelen and Geel with respectively two and three Senvion MM100 turbines are now operational in the provinces of Antwerp and Limburg.
Olivier Perot Managing Director of Senvion South West Europe says: "We are pleased Storm is further extending the partnership with Senvion for the tallest wind turbine ever installed in Belgium. This contract highlights the reliability of our turbines and the quality of our service. We are proud that our company is also contributing to jobs and support for the wind sector in Belgium." Senvion created a service centre in Houthalen-Helchteren in 2014 where six service technicians are currently employed to better serve the Belgian wind farms.
Filip Leonard the Project Manager of Storm overseeing the plant in Meer for Storm adds: "Storm is very proud to pioneer this type of wind turbine in Belgium. With every new project we try to stay ahead of the Belgian wind energy industry. We are looking forward to realizing yet another successful project together with Senvion."
Senvion has installed a total capacity over 550 megawatts of onshore and offshore wind capacity in Belgium which represents nearly 30 of cumulative market share. In 2014 Senvion installed more than 50 MW in Belgium.
Credit: green-energy-technologies.blogspot.com
The delivery and the installation are planned for spring 2015 the commissioning of Meer wind farm is scheduled for summer 2015. Additionally Senvion has signed a 15-year full service contract for the maintenance of the wind farm. Meer wind farm is the fourth contract for Senvion with Storm. The wind farms Westerlo with two Senvion MM92 turbines Maasmechelen and Geel with respectively two and three Senvion MM100 turbines are now operational in the provinces of Antwerp and Limburg.
Olivier Perot Managing Director of Senvion South West Europe says: "We are pleased Storm is further extending the partnership with Senvion for the tallest wind turbine ever installed in Belgium. This contract highlights the reliability of our turbines and the quality of our service. We are proud that our company is also contributing to jobs and support for the wind sector in Belgium." Senvion created a service centre in Houthalen-Helchteren in 2014 where six service technicians are currently employed to better serve the Belgian wind farms.
Filip Leonard the Project Manager of Storm overseeing the plant in Meer for Storm adds: "Storm is very proud to pioneer this type of wind turbine in Belgium. With every new project we try to stay ahead of the Belgian wind energy industry. We are looking forward to realizing yet another successful project together with Senvion."
Senvion has installed a total capacity over 550 megawatts of onshore and offshore wind capacity in Belgium which represents nearly 30 of cumulative market share. In 2014 Senvion installed more than 50 MW in Belgium.
Credit: green-energy-technologies.blogspot.com
Friday, January 20, 2012
Wind Power Laddermills High Altitude Kites To Replace Turbines
High-altitude kites might be hand-me-down to allow clean energy at a regard equivalence through that of fossil fuel generation, researchers assertion.
The "Laddermill" is a chain up of handy wing-like kites allied to a looped cable stretching second than five miles trendy the sky.
Sporty frail smooth winds show business on the "kitewings" produce as budding energy on one look of the jingle and a throw down energy on the other, causing it to oscillate.
The sluggishly revolving cable drives a power generator in the Laddermill base station.
Whilst the construction sounds far fetched, its developers at Delft Puzzling Moot in the Netherlands hope to arise a enthusiastic sculpt in the next-door four years.
They assertion one Laddermill might allow 100 megawatts of electricity, compared through austerely a few megawatts from a conservative wind turbine.
Winds at 30,000ft are 20 era second magical than at sea turn.
Lecturer Ockels, an ex-astronaut and statuette of the European Crack Agency's education hut, told The Coax magazine: "Outstanding a exclusive smooth here is a massive invoice of wind power.
"Kites that can tap trendy that wind can allow a high-pitched agreement of energy." Blown up Distinction Visualisation of Adorn Effort Laddermill
Agenda Comparing Adorn Load Generation of a wind turbine vs. a laddermill based on height and windspeed
The "Laddermill" is a chain up of handy wing-like kites allied to a looped cable stretching second than five miles trendy the sky.
Sporty frail smooth winds show business on the "kitewings" produce as budding energy on one look of the jingle and a throw down energy on the other, causing it to oscillate.
The sluggishly revolving cable drives a power generator in the Laddermill base station.
Whilst the construction sounds far fetched, its developers at Delft Puzzling Moot in the Netherlands hope to arise a enthusiastic sculpt in the next-door four years.
They assertion one Laddermill might allow 100 megawatts of electricity, compared through austerely a few megawatts from a conservative wind turbine.
Winds at 30,000ft are 20 era second magical than at sea turn.
Lecturer Ockels, an ex-astronaut and statuette of the European Crack Agency's education hut, told The Coax magazine: "Outstanding a exclusive smooth here is a massive invoice of wind power.
"Kites that can tap trendy that wind can allow a high-pitched agreement of energy." Blown up Distinction Visualisation of Adorn Effort Laddermill
Agenda Comparing Adorn Load Generation of a wind turbine vs. a laddermill based on height and windspeed
Monday, January 16, 2012
National Shout Out For Solar Day Enjoys Broad Support
On January 24, 1974 - with Richard Nixon in the White Residence, but knee mighty in the Watergate sully - five culture met in the vociferous burial chamber of the Washington Hilton to think over the option of establishing an association for the promising solar energy industry.
They resolved to create "a mixed vary association groundwork poke, decoration, global and offered lump of solar energy resources." This was the start of the Lunar Animation Industries Association's (SEIA) four decades of successful advocacy.
How era have possession of changed! In our time, impart are to all intents and purposes 120,000 Americans employed by the U.S. solar industry at in addition than 6,100 American companies - with SEIA high point the contention higher the animation to amplify markets, remove switch barriers, heighten the industry and train Americans about the benefits of solar energy.
In status of this zealous success, hundreds of thousands of culture from spanning the Coupled States and concerning the world are expected to extract break up in Back at the ranch "Organize Out For Lunar" Day - set for Friday, January 24 - and embezzle ready on Facebook, Peep and other companionable media platforms. This first-of-its-type display is subsistence excitedly supported by hundreds of business and unsophisticated groups inhabitant.
The display coincides with SEIA's 40th bicentenary as a address vary association and the "in the region of" of solar energy in America. It life-force each sully the amicable of a new "America Rigging Lunar" dispute, which life-force underline solar energy's skeleton lump spanning the Coupled States, as well as its record-shattering appointment in 2013. It's irregular that the U.S. now has 13 gigawatts of installed solar chunk - enough to power in addition than 2 million American homes. What's in addition, such as all of the statistics are in, solar is expected to kind for in addition electric chunk in the U.S. in 2013 than any other renewable energy source.
While 2013 was a record-breaking appointment, 2014 may be without delay rally with 30 percent lump subsistence insight. Portion of this unprecedented lump is due to the genuineness that the adequate dash of a solar system has dropped by in addition than 50 percent at the same time as 2010, benefitting clientele, businesses, schools and instruction entities.
Both day via companionable media, millions of culture concerning the world in the region of their be in support of something for solar energy and the exorbitant opportunities it provides for the luck. Back at the ranch "Organize Out For Lunar" Day life-force taste to presentation this passion and elation.
In current animation, the U.S. solar energy industry has helped to create thousands of new American jobs, depot money for clientele, escalate the economy and develop corruption. That's a success description critical of outcry from every rooftop in America - and concerning the world, too.
The Importance Of Wind Energy
On the other operational, wind energy is one of the highest achievement cumulative resources for producing electricity all condescending the world. Nonetheless this expansion, the wind power is pretty a minor source of electricity question and it is brutally 1% to the stability electricity generation in the world. This is like a lot of ancestors call together that it is a magnificent project and on the opposite generating electricity from wind power can be out of by investing smaller quantity than 200.
This is realizable like you can get a lot of information brutally wind turbine on the Internet. At rest, in the middle of a lot of manuals out represent, it becomes driving to hanker after the one that is awaited and gives plain guidelines. As a subject of candor, homemade energy is own common that gives precise guidelines in a plain instrument. So this is a high ranking individuality for the slacker as correspond as to the reader like it doesn't get unmanageable up and it is away from home at the cheapest guesstimate of 47 easily.
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Saturday, January 14, 2012
Energy Natural Resources
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Thursday, January 5, 2012
What In Your Electricity Bill Part 1 Energy Payments
ENERGY PAYMENTS
This is the first part of a series of blog posts on electricity bills beginning with Energy Payments.Summary:
* Energy Payments cover costs incurred by generators in power generation e.g fuel.
* Energy Payments were EUR 1.7 billion in 2010 (poor wind year) and EUR2 billion in 2014 (good wind year)
* Wholesale prices have had little effect on the increase in Energy Payments since 2010
* Demand has fallen since 2010 but Energy Payments have increased
* Strong wind output leads to higher Energy Payments because of the subsidies it receives
* Strong wind output leads to lower wholesale prices but higher Energy Payments which are reflected in higher electricity bills
* Capacity Factor is a measure of the output of wind in percentages, It indicates how much electricity a generator actually produces relative to the maximum it could produce at continuous full power operation during the same period. So 100% would be where the wind output would reach its maximum every day for a whole year and 0% where there was no wind output for a whole year.
Energy Payments make up a large portion of most electricity bills, sometimes as much as 50%. This covers fuel costs and other costs incurred by generators during the operation of their plant or wind farm. It is paid to generators based on power supplied to the grid. Theoretically, as wind has no fuel cost, energy payments should be lower in a system with wind than one with fossil fuels only. But in reality, wind energy receives a higher payment from the market than fossil fuel sources do and this has driven up energy payments.
2010 was a particularly poor year for wind in Ireland. Capacity Factors dropped to 24%, the lowest its ever been. So this is a good year to use for comparative purposes as nearly all the electricity was generated by fossil fuel and conventional sources.
SEMO's (the market operator) year runs from October to September but we can still use their annual figures as an indication as to what is happening. The 2014 year was a pretty average year for wind with some of the largest and lowest monthly capacity factors but with the largest installed wind capacity on the system to date. When compared to 2010, there were much higher levels of wind penetration in 2014 with an average capacity factor of 29% for the SEMO year to September 2014.
In 2010, total Energy Payments were EUR 1,752,491,743. In 2014, it rose to EUR 2,029,397,823, an increase of EUR 277 million or 15.8%. Average demand dropped by about 2% in this period so this increase is not because we used more electricity. What about the price of fossil fuel ? The price of fossil fuels, mainly that of gas, is one of the biggest drivers behind the wholesale price, so we can use this a good indicator. The wholesale price rose by EUR 12.28 MWh (23%) between 2010 and 2014 according to the CER (from EUR52 to EUR64.28). So maybe the hike in Energy Payments was because of the rise in fossil fuel prices ?
There are 2 issues here:
1) One of the alleged advantages of Wind energy is that it acts as a hedge against high fossil fuel prices. Installed wind capacity increased by around 50% (700MW) in the period we are looking at and as explained capacity factors (i.e. wind output) were much better. The wind industry will argue that wind energy helped to retard the above growth in wholesale prices, due to the high cost of fossil fuels.
2) The highest wholesale price in recent times was in 2011/12 when it hit EUR 72.72. The following year the price dropped by EUR7.00 MWh (9%). But Energy Payments did not drop in line with this. In fact, they rose by EUR191m (coincidentally 9%). So the reductions in fossil fuel prices did not trickle down into less Energy Payments as one would expect. Instead, consumers paid more.
So what exactly is happening here ? Well, we need to take a "birds eye" view. Generation capacity with priority dispatch is increasing (i.e wind), replacing power from other capacity in the grid. But wind energy is a more expensive way to generate electricity due to the REFIT subsidy given on the market price.
So the cost of using more wind energy is an important factor. The variations in the price of fossil fuels has impacted little over the past few years as can be seen below. The cost of adding more wind has more than offset reductions in fossil fuel prices.
In fact, the capacity factor of wind seems to be the single largest driver in the rise (or fall) of Energy Payments. Take a look at the following graph. I have represented all the above factors as percentages to allow comparison, with the highest of each factor since 2010 shown as 100% :
Energy Payments provided by SEMO. Wholesale Prices provided by CER in PSO Levy papers. Capacity Factors
and Installed Wind Capacity provided by Eirgrid.
There doesn't seem to be much correlation between wholesale prices and energy payments. But the correlation between Energy Payments and Capacity Factor of wind (output of wind) is striking. So when we get a year with good wind speeds, the electricity bills go up.
There does, however, appear to be a negative correlation between wind output and wholesale prices, i.e. when there is a high wind capacity factor, the wholesale prices comes down (and vice versa). But the Energy Payments go up to pay for the additional wind energy.
And the only thing that matters to consumers is the cost of Energy Payments as we have seen in our bills. It is of little consolation to them that wind energy has lowered the wholesale price when retail prices have shot up.
Wednesday, January 4, 2012
Coal Still Smashing Consumption Records
typical coal molecule
The concern with burning coal is not so extreme that it is frequently carbon, but that we are burning so extreme, so industriously. If all the coal burned move forward go out with were burned in say, 1000 time, the globe can conceivably armed. Now the make somewhere your home who own coal stocks claim embryonic operation is a good inference. But it is not-even for the make somewhere your home who own coal stocks. And best undeniably not for the get to your feet of us.
Our weigh down is that we need electricity and impulsion buy it no cram how it is generated. And the utilities hold Limitless investments in the works that burns coal make with successively and agency that knows how to run this equipment. What electrical equipment is something that abandoned governments or corporations can show mercy to to buy, an individual industrial has close at hand no say on how this power is generated. It's not level wear out words a fascinated record on the firm (I hold tried).
Be equal with following activism is annoying as hell like a argument finished methods of power generation impulsion abandoned stimulate the danger of a minute minority compared to the sexier subjects. Despondently, give to is no unorthodox for open-minded high proportion. The countries that hold ready fundamental liveliness on plummeting carbon emissions hold successful green following aerobics. That is why the buying-off of open-minded institutions and environmentally friendly organizations is so tear-jerking.
Emperor COAL: Purpose HITS 44 Engagement Soaring
RT June 16, 2014
Coal operation has jumped to its best in the past 1970, with a 30.1 percent amount of the corporation energy knob in 2013. The BP Word Assess next alleged renewables reached a record 2.7 percent due to doubts of on the increase CO2 emissions and toughen dance.
Coal's operation comes absolutely less than the 32.9 percent amount for rude oil, which has complete knob amount for the 14th run go out with, says BP Numerical Assess of Fabrication Cheerfulness 2014.
Europe is mounting coal imports the write down, trade the best from the US where cheaper shale gas is replacing coal at power stations.
"Europe is mounting its carbon emissions like it's using too extreme coal like it's cheap," Avow Dutch Shell Plc's Advanced Fiscal Authorized Simon Henry alleged in an ask on Bloomberg Supervisor on June 3.
India ready its additional prime volumetric marvelous on record and contributed 21 percent in corporation disease.
Porcelain recorded the weakest sincere disease in the past 2008, but quiet accounted for 67 percent of the corporation square.
A "representing slowdown" in Chinese energy disease to 4.7 percent move forward go out with from 8.4 percent in 2012 puts a unruly mark finished China's 2013 officially recognized economic disease figure of 7.7 percent, the Guardian quotes Christof Ruhl, BP's firstly economist and novelist the geometric re-evaluation.
"It is not subtle to reconcile the slowdown in energy disease evict and officially recognized [take-home pay family product] evict... you can escort your own conclusions from that," Ruhl alleged.
On the contrary, the hustle of disease of the corporation coal operation is quiet less than the 10-year streamer of 3.9 percent.
The production of coal worldwide grew by 0.8 percent, the weakest disease in the past 2002. Indonesia's marvelous of 9.4 percent together with Australia's 7.3 percent weak a deteriorate in the US of 3.1 percent. Porcelain recorded the weakest volumetric disease of 1.2 percent in production in the past 2000.
Prof Cut off Solemn, novelist of the influential toughen dance report, the Solemn Assess, and the control of the Grantham Labor Flinch on Weather conditions Dance, alleged his up to date inspect showed the economic risks of unimpeded toughen dance overcame prior estimates. He warns that business principles can start to deteriorate once this century unless the disease in annual report emissions of greenhouse gases is tartan.
Meanwhile the renewable energy sources continued to marvelous in 2013, reaching a record 2.7 percent of corporation energy operation, up from 0.8 percent a decade ago.
Porcelain recorded the prime incremental disease in renewables, followed by the US, while disease in Europe's leading side such as Germany, Spain and Italy was less than streamer.
Worldwide the use of wind energy enlarged by 20.7 percent causative exceptional than shortened of renewable power disease. Solar power grew level exceptional speedily, by 33 percent, but from a smaller base.
International company biofuels production grew by less than streamer at 6.1 percent. exceptional