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Motivated by the need to eliminate expensive rare-earth magnets in utility-scale direct-drive wind turbines, Sandia National Laboratories researchers have developed a fundamentally new type of rotary electrical contact. Most of the current utility-scale wind turbines are dependent on rare-earth magnets, Koplow said. 1 milliohm).
Dabiri suggests using optimized arrays of smaller vertical-axis wind turbines to increase the power density and reduce the cost, and visual, acoustic, radar and environmental impacts, of wind farms using giant horizontal-axis turbines. constraint limits the amount of power that can be extracted from a given wind farm footprint.
Siemens Energy launched its new 6-megawatt (MW) direct-drive wind turbine at the European Offshore Wind Energy Conference in Amsterdam, The Netherlands. wind turbine. The new turbine features the Siemens direct drive design with 50% fewer parts than comparable geared wind turbines. The new SWT-6.0 Click to enlarge.
ScanWind is a developer of advanced drive train and control wind turbine technologies aimed at offshore deployment. First offshore prototypes were to be installed in 2011. The ScanWind turbine technology will join GE’s family of wind turbines that includes the GE 1.5-megawatt The GE wind portfolio also includes the 2.5
At Hannover Messe 2011, Siemens presented a development project for inductive charging (“Contactless Charging of Battery-Electric Vehicles”), developed in cooperation with BMW.
The Wind Explorer pilot vehicle is a two-seated electromobile that weighs just 200 kg (441 lbs) and with a range of 400 kilometers (249 miles) per battery charge. Its lithium-ion batteries, based on yet another Evonik technology, are charged by a mobile wind turbine or in the conventional way from the power grid. Click to enlarge.
Unveiling a coordinated strategic plan to accelerate the development of offshore wind energy, Secretary of the Interior Ken Salazar and Secretary of Energy Steven Chu announced steps forward in support of offshore wind energy in the United States, including new funding opportunities for up to $50.5 Next-Generation Drivetrain (up to $7.5
2011 Explorer. The new 2011 Ford Explorer V6 fuel economy ratings are now EPA-approved at 17 mpg city and 25 mpg highway, a 25% improvement over the previous V6 model. The all-new Explorer body shape was optimized in a wind tunnel to reduce wind noise and increase fuel economy. Click to enlarge.
Large wind farms in certain areas in the United States appear to affect local land surface temperatures, according to a paper published in the journal Nature Climate Change. Night-time land surface temperature differences near wind farms between 2010 and 2013. Credit: Liming Zhou et al., Nature Climate Change. Click to enlarge.
Li-ion battery manufacturer A123 Systems will supply a 500kW Li-ion energy storage solution to Dongfang Electric Corporation (DEC), the third largest manufacturer of wind turbines in the People’s Republic of China and the country’s largest exporter of power equipment. He, general manager of Dongfang Electrical Machinery Co.
trillion FY 2011 Budget to the US Congress. The President’s 2011 Budget provides $28.354 billion for the Department of Energy (DOE) in discretionary budget authority—an 8.9% 123 million for wind energy. 2010 est. 2011 prop. Wind energy. President Obama today transmitted the proposed $3.8-trillion Geothermal.
Transition of flow to turbulence on a wind-turbine airfoil; isosurfaces of vorticity from a Large Eddy Simulation (LES). In a 2011 survey of techniques to reduce wind turbine blade noise, Sandia researcher Matthew Barone noted that: There are two primary classes of noise sources on a wind turbine. Click to enlarge.
American Superconductor Corporation ( AMSC ), a global power technologies company, announced in conjunction with Global Wind Day 2010 on 15 June that it has achieved a significant milestone by supporting the production of more than 15,000 megawatts (MW) of wind power worldwide with its proprietary power electronic solutions.
Mercedes-Benz is presenting a design study at “Trailer 2011” show in Belgium for an aerodynamic trailer that shows a reduction in wind resistance by up to 18%, with an accompanying decrease in fuel consumption by almost 5%. Numerous individual measures lower the wind resistance of the entire unit.
has signed a non-binding Memorandum of Understanding (MOU) with the Hawai’i Natural Energy Institute (HNEI) of the University of Hawai’i at Manoa and the Hawai’i Electric Light Company to supply a one-megawatt ALTI-ESS energy storage system for a test of wind energy integration. Altair Nanotechnologies, Inc.
Statue Cruises has signed an agreement with Derecktor Shipyards in Bridgeport, CT to complete a hybrid ferry by April 2011. The new 1,400-horsepower Hornblower Hybrid will run on a combination of energy generated by Tier 2 diesel engines, hydrogen fuel cells, solar panels and wind turbines. Rendering of the Hornblower hybrid ferry.
The e-gas project consists of two main components: Audi is contributing to the construction of offshore North Sea wind turbines which will generate clean power,that is then fed into the public power grid. Wind turbines are the first significant component of the Audi e-gas project. This results in a completely closed CO 2 cycle.
Xcel Energy has released the preliminary results from its wind-to-battery (W2B) storage project in Minnesota, and termed the technology successful. In October 2008, Xcel began testing a one-megawatt sodium-sulfur (NaS) battery ( earlier post ) to demonstrate its ability to store wind energy and move it to the electricity grid when needed.
At 3%, the 2011 increase in global CO 2 emissions is above the past decade’s average annual increase of 2.7%. combined, where emissions increased by 9% and 6% respectively in 2011. According to the report, the top emitters contributing to the global 34 billion tonnes of CO 2 in 2011 are: China (29%). the United States (16%).
Percentage of consumers having extremely or very favorable views of 13 clean energy technologies, 2009-2011. Topping the favorables were solar power (77% in 2011, down from 81% in 2009); wind energy (71% in 2011, down from 79% in 2009); and hybrid vehicles (61% in 2011, down from 70% in 2009). Data: Pike Research.
billion (about $US3 billion) in building the first 630MW phase of the London Array offshore wind farm in the Thames Estuary. Once complete, the scheme will be the world’s largest, and the first 1GW, offshore wind farm. in early 2011. wind farm will be installed on a 90 square mile site and will be built in two.
Ltd, (DSME) a contract to build a specialist ship for the construction of offshore wind farms. The first ship should be completed in 2011. Rendering of the offshore wind farm ship. They are able to transport and install the largest available offshore wind turbines, including foundations. Click to enlarge.
The arrival of cheap battery storage will mean that it becomes increasingly possible to finesse the delivery of electricity from wind and solar, so that these technologies can help meet demand even when the wind isn’t blowing and the sun isn’t shining. trillion of that going to wind and solar and a further $1.5
The applications, i.e. technologies, of particular concern as a result are electric vehicles, wind and solar energy, and lighting. Dysprosium was identified as being the most at risk, as the EU is expected to require 25% of the expected world supply in 2020-2030 to meet the Union’s demand for hybrid and electric vehicles and wind turbines.
liter EcoBoost I-4 engine ( earlier post ) version of the 2011 Ford Explorer SUV, achieving at least a 30% increase in fuel efficiency with comparable power compared with the current V-6-powered Explorer. Overall vehicle weight in the 2011 Explorer is reduced compared to the previous model. Ford will offer a 2.0-liter Earlier post.)
An exceptional accumulation of very severe natural catastrophes makes 2011 the highest-ever loss year on record, even after the first half-year, according to Munich Re. The total number of loss-relevant natural events in the first six months of 2011 was 355, somewhat below the average for the previous ten years (390).
billion contract from independent power producer Caithness Energy to supply wind turbines and provide services for an 845-megawatt (MW) wind farm project to be located in Oregon. The wind farm, called Shepherds Flat, has received the majority of the necessary government permits to operate and is ready to be built.
The report examined grid conditions in the Northwest Power Pool, which covers Idaho, Montana, Nevada, Oregon, Utah, Washington and Wyoming; many of them home to abundant wind resources and wind energy projects. traffic —Tuffner and Kintner-Meyer. This research was funded by the Department of Energy.
offering nearly 112,800 acres offshore Virginia for commercial wind energy leasing. The nation’s first wind energy lease sale for an area offshore Rhode Island and Massachusetts was held on 31 July. Under the terms of the Final Sale Notice, the wind energy area offshore Virginia will be auctioned as a single lease.
Because these units can start and stop quickly and operate at partial loads, they have become increasingly important in areas with high shares of renewable electricity generation from wind and solar. Power plants with large reciprocating engines are often located in states with significant renewable resources, specifically wind generation.
energy sector will spur a flurry of M&A and investment activity in 2011 as renewable energy. Sustainable Industries Predictions for 2011 include: Cap and Trade Discarded by Congress in National Energy Policy. energy will be ready for commercialization in 2011, with companies like Plasco Energy. technologies mature.
The first EC-funded European Lighthouse Project (LHP) for hydrogen fuel cell cars will launch in Oslo, Norway in 2011 with 17 hydrogen fuel cell vehicles and a large scale hydrogen refuelling station by H2 Logic. Earlier post.) The Mercedes-Benz B-Class F-CELL offers performance on a par with a 2.0-liter
These five REEs are used in magnets for wind turbines and electric vehicles or phosphors in energy-efficient lighting. The 2011 Critical Materials Strategy includes updated criticality assessments, market analyses and technology analyses to address critical materials challenges. Market analysis. Technology analysis.
The first energy storage from the BMW-i3 batteries is being built at the 122 MW onshore wind farm “Princess Alexia” near Amsterdam. —Gunnar Groebler, Senior Vice President of Vattenfall and Head of Business Area Wind. With a capacity of 3.2 megawatts (MW), it is Vattenfall’s first large storage project in the Netherlands.
Green steel will be a critical raw material for developing renewable energy infrastructure, such as wind turbines, as well as in segments such as construction, the automotive industry, and consumer goods. Edge of coal stockpile area visible at bottom.
Researchers at MIT are proposing using a variation on pumped hydroelectric systems for storage of electricity produced by offshore wind farms. The key to this Ocean Renewable Energy Storage (ORES) system is the placement of 30-meter-diameter hollow concrete spheres on the seafloor under the wind turbines. Earlier post.).
The Government of the Saskatchewan launched a new renewable diesel program as part of the provincial 2011-2012 Budget. The program will begin on 1 April 2011; and a 2% renewable diesel mandate comes into effect on 1 July 2012. The program will wind up in 2016.
This large utility-scale project, located in Zhangbei, Hebei Province, combines 140 MW of renewable energy generation (both wind and solar), 36 MWh of energy storage and a smart power transmission system. The first phase investment with 100 MW of Wind, 40MW of Solar and 36MWh of Battery is worth more than US$500 million (~3.3
has been awarded a firm contract with the Hawai’i Natural Energy Institute (HNEI) of the University of Hawai’i at Manoa to supply a one-megawatt ALTI-ESS energy storage system for a test of wind energy integration. The project is expected to be operational by the third quarter of 2011. Altair Nanotechnologies, Inc.
With prices expected to increase in the long term, however, the world oil price in real 2011 dollars reaches $106 per barrel in 2020 and $163 per barrel in 2040, according to IEO2013. Almost 80% of the projected increase in renewable electricity generation is fueled by hydropower and wind power. trillion kilowatthours in 2010 to 5.5
Saturn currently sells two hybrid vehicles (VUE and Aura with GM Hybrid System) and was scheduled to begin initially offering a two-mode hybrid Vue ( earlier post ), with a Vue plug-in two-mode hybrid version ( earlier post ) due in 2011 for use in a cooperative demonstration test fleet with the US Dept. Earlier post.). Earlier post.).
Given CPV Sentinel’s close proximity to 600 MW of wind farms, the project also will support California in meeting its goal of generating 33% of its power from renewable sources by 2020 by facilitating the integration of wind and solar power into the electric grid.
That recall impacted almost two million vehicles from the 2011 through 2019 model years, so some of the Explorers in this action could have already been through one recall for a related issue. Over time, that ring could detach, allowing the trim pieces to fly free into the wind.
In contrast to conventional stators composed of a stator core (made from magnetic steel sheet) and winding wires, the TF motor’s stator is composed of a soft magnetic composite (SMC) core and a coil. Engines 4(1):314-322 doi: 10.4271/2011-01-0348. The original TF motor featured internal ring-shaped coils and new type of flux pat.
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