Lasted edited by Andrew Munsey, updated on June 14, 2016 at 8:57 pm.
Directory:Wind > Poor Man's Guide to Wind Power and Battery Systems - Downloadable book tells you how to make a 1 kilowatt machine using off-the shelf scraps for only $150, including the tower. Tells how to find and refurbish batteries for free and how to source a good generator.
Directory:Cold Fusion > Nuclear reactions may produce phones' power - Lattice Energy LLC is trying to create an alternative to batteries, for powering cell phones and other small gadgets up to 500 hours using low-energy nuclear reactions (LENR). They believe electrons combining with protons to form neutrons is the energy source, rather than atoms of deuterium fusing to form helium in cold fusion. (Chicago Tribune Apr. 16, 2007)
Directory:Wireless Transmission of Electricity > Plastic sheet delivers wireless power - Japanese researchers have developed a flexible plastic sheet that can wirelessly transmit power to electronic devices. Desks and walls could one day light up electronics without need for cables. (Nature Apr. 29, 2007)
Directory:Home Generation:Air Conditioning > The Solar Driven, - Yazaki Energy Systems water fired single-effect chillers or chiller-heaters produce chilled water for cooling or hot water for heating, using an absorption cycle energized by waste hot water from an industrial process, co-generation system or from solar energy. Water is the refrigerant and lithium bromide, a nontoxic salt, is the absorbent. (TreeHugger Apr. 30, 2007)
Directory:Batteries > Nanotechnology enables increased battery energy density - Nanoexa has a subsidiary in South Korea called Decktron that is making lithium polymer batteries using Nanoexa's new nanocrystalline material to construct the positive battery electrodes. The company is claiming an energy density of 3kW/kg, with 3 times lower weight and 20% higher capacity than Li-ion. (AutoblogGreen Apr. 29, 2007)
Directory:Orgone > Directory:Weather Control > Drought Abatement Project Support Sought - American scientist James DeMeo, Ph.D., has proven rainmaking methods based on Wilhelm Reich's "cloudbuster" technology that could alleviate the epic drought baking Australia. (PESN April 29, 2007)
Directory:Nanotechnology > Nanogenerator Provides Continuous Direct Current - Researchers have demonstrated a prototype nanometer-scale generator that produces continuous direct-current electricity by harvesting mechanical energy from such environmental sources as ultrasonic waves, mechanical vibration or blood flow. (PESN April 7, 2007)
Directory:Engines / Directory:Fuel Efficiency Vehicles > 70 mpg 300 HP V-12 Duesenberg - The Torpedo® Coupe will be driven by the CEM engine, an air-cooled and self lubricating, supercharged 12 cylinder four-stroke engine. It has a calculated 70 MPG and 300 horsepower from a 100 pound package measuring 18 inches in diameter and 24 inches in length. Planned market introduction August 2007. (AutoblogGreen Apr. 27, 2007)
Directory:Lighting > MG Electrical - The 8to5 Energy Saver is a high frequency ECG device (Electronic Control Gear) which allows you to change your inefficient and outdated T12 and T8 fluorescent lamps to the new energy saving and environmentally friendly T5 fluorescent lamp, without changing the existing fitting! It produces up to 65% energy savings, improved lighting, lower maintenance costs and reduced recycling and CO2 benefits.
Directory:Electric Scooters / Directory:Solar:Vehicles > Thera-P-Products - The E-V Sunny Bicycle is the first all solar electric bicycle driven completely from power derived from the sun’s rays. It has solar panels built right into the wheels, maintaining a constant charge to the batteries. The bike is propelled by a 500 watt front hub motor that drives the bike to speeds up to 30 km/hr.
Directory:Magnet Motors > Directory:Perendev:Jeffery Lacroix - Jeffery Lacroix came up with an idea for a magnet motor in 2004, then in 2006 he saw that Mike Brady's Directory:Perendev Power Developments Pty (Ltd) integrates the essential design, minus some particulars which Jeffery has recently implemented in a working prototype. (YouTube March 04, 2007)
Directory:Geothermal > enercret - Uses thermo-active foundations and floor slabs to absorb thermal energy from the ground and ground water for geothermal heating and cooling of buildings. The energy is transported by fluid-filled pipe systems incorporated inside the foundation elements. A building can be cooled for next to nothing and heated by means of a heat pump.
Directory:Ocean Wave Energy > Green Ocean Energy - Wave Treader is an innovative and unique Wave Energy Converter (WEC) which is capable of extracting large amounts of energy from a wave system and efficiently converting it into electrical power. It is self aligning to wave pattern, has a high level of reliability and uses standard ‘off the shelf’ parts.
Directory:Home Generation > Sustainable Homes - Safecrete AAC (autoclaved aerated concrete) is a lightweight masonry product with superior insulation characteristics, reducing heating and cooling costs by as much as half. AAC contains millions of tiny air cells and offers an array of benefits such as thermal mass, thermal inertia, whole wall coverage, and low air infiltration. (Thanks Leslie)
Directory:Electromagnetic > Review:Electric Motor Secrets DVD by Peter Lindemann - In his DVD presentation, drawing on 30 years of his own research and development, Directory:Peter Lindemann explains in simple terms what back EMF is, and how one can build motors and generators that do not involve back-EMF. He asserts that such designs can improve upon the most effective motors of today by many-fold, not just a few percent.
Directory:Ocean Wave Energy > US Congress told of 'Huge Potential' of Ocean Wave Energy - Finavera Renewables Inc. CEO outlined his vision for the advancement of the United States ocean energy industry before a US Congress committee. (BusinessWire Apr. 25, 2007)
Directory:Batteries > Saft Adds Lithium Iron Phosphate Battery - Saft has added a new lithium iron phosphate (LiFePO4) technology to its product line-up, from supplier Phostech. The performance will be 20% - 30% inferior to its premier product based on a LiNiCoAlO2 cathode, but its good thermal stability can limit the explosive outcome resulting from severe abuse. (Green Car Congress Apr. 25, 2007)
Directory:Solar > Making Gasoline from Carbon Dioxide - Chemists have shown that it is possible to use solar energy, paired with the right catalyst, to convert carbon dioxide into carbon monoxide, a raw material for making a wide range of products, including plastics and gasoline. Carbon monoxide is a key ingredient for making synthetic fuels, including syngas, methanol, and gasoline. (MIT Technology Review Apr. 25, 2007)
Directory:Electric Scooters / Directory:Solar:Vehicles > Don's Solar Scooter - Here are a set of plans for a street legal, affordable, and dependable solar powered scooter from Don Dunklee. The PV panels fold in for driving, and out for charging. Don rides the scooter 5 miles to work each day, and can fold the panels out for charging the battery while parked at work. (Build It Solar)
Directory:Solar > Directory:Home Generation:Hot Water > Directory:Edwards Heat Pump for Hot Water - is like a solar water heater without collector panels. It operates like a refrigerator only in reverse transferring the heat in the surrounding air to the stored water. It is extremely energy efficient - using approximately one third the energy of a conventional electric water heater.
Directory:Ocean Wave Energy > Ocean Navitas - The Aegir Dynamo™ is alleged to be more efficient than existing wave generation, fossil fuel and wind turbine technologies. With its 93% conversion efficiency, it has been calculated to produce 1MwH of electricity at a cost of 1.4p (2.8 cents US) per Kw in coastal applications. A 25Kw shore based unit that will cost 3p per kW is due by Sept 2007.
Directory:Conservation / Directory:Water > Energy Recovery - The PX Pressure Exchanger™ recovers energy from the high-pressure waste stream of seawater desalination reverse osmosis systems at up to 98% efficiency. It provides the most energy cost savings in the market -reducing power costs by up to 60%. (Thanks Daniel Bowers)
Directory:Alternative Fuels > H2CAR could fuel entire U.S. transportation sector - Scientists have demonstrated that a hybrid system of hydrogen and carbon can produce a sufficient amount of liquid hydrocarbon fuels to power the entire U.S. transportation sector. Using biomass to produce the carbon, and solar energy to produce hydrogen, the process requires only a fraction of the land area needed by other proposed methods. (PhysOrg Apr. 24, 2007)
Directory:Fuel Efficiency > Directory:Fuel Efficiency Retrofits > Fuel Savers - VG Fuelsavers are vortex generators that cause the boundary layer of the airflow to stick to the back of the vehicle, reducing drag inducing 'eddys' and producing fuel savings of up to 11%. They also provide clearer rear vision during rain or dusty conditions and more stability during cross winds.
Directory:Water as Fuel > Water Replaces Gas - Hydrogen extraction from water via plasmatic induction, a form of water electroysis, can be retrofitted into any vehicle for about $2,000, replacing the gas tank. After a year the vehicle would have the carbon rods replaced, at a cost of one month's worth of gasoline, and be good to go for another year. Large scale versions can be converted into electric power plants. (H2 Daily Apr. 16, 2007) (Thanks Keelynet)
Directory:Biodiesel from Algae Oil > BioKing commercializes small algae bioreactors - Netherlands-based BioKing today introduced new, small scale photo-bioreactors designed to produce algae for biodiesel production. “With our fast growing algae and our advanced photo-bioreactor, it only takes four days to collect the first algae. And the cost of biodiesel feedstock will only be 5-10 cents a liter." (Inside Greentech Apr. 23, 2007)
Directory:Wind > Directory:High-Efficiency Horizontal Axis Wind Turbines > Loopwing Wind Turbine - The Loopwing turbine is a low-noise, low-vibration, self-stabilizing device designed for quiet home use that requires only a 1.6 m/s breeze to get started. It generates twice the torque of conventional turbines at half the rotation speed. The blade shape restrains noise causing tip vortex. (Metaefficient)
Directory:Zeitgeist > Predictions of the year 2000 made in 1900 - In December 1900, John Watkins Jr. wrote an article for The Ladies Home Journal about "What May Happen in the Next Hundred Years". In some areas, we are ahead, others, behind, but mostly he was pretty close. Prediction #20 regarding energy was way off. He envisioned far more renewable-based generation than what actually ensued. (YorkTownHistory)
Directory:Solar > Directory:Plastic Solar Cells > New Plastic Solar Cell Breaks Efficiency Record - Researchers at Wake Forest University's Center for Nanotechnology and Molecular Materials have announced that they have pushed the efficiency of plastic solar cells to more than 6 percent by creating "nano-filaments" within light absorbing plastic, similar to the veins in tree leaves. (Science Daily Apr. 19, 2007)
Directory:Home Generation:Cogeneration / Directory:Stirling Engines > Household Micro CHP - Disenco micro combined heat and power (mCHP) units use Stirling engines to convert 70-80% of the available energy in natural gas for central heating and 10-25% into electricity. By utilizing waste heat, they are 90% efficient compared to 45% for a central power station, and can reduce household fuel bills up to 30%. (Gizmag Apr. 19, 2007)
Directory:Waste to Energy / Directory:Plasma > Recovered Energy - An independent engineering and consulting firm advancing plasma gasification and pyrolysis processes allow for the virtual elimination of landfills, recycling without sorting, and the complete thermal conversion of all types of waste to energy in the form of green electricity or ethanol.
Directory:Conservation / Directory:Home Generation:Hot Water > Waterfilm Energy - GFX Heat-Xchanger & Water Heater Booster saves energy using drainwater heat recovery (DHR) to pre-heat cold water before it enters the water heater. Not only does it save 30%-50% of a home’s total water heating energy consumption, it also effectively triples the heating capacity of the water heater.
Directory:Solar > Directory:Thin Film Solar > Cheap solar power poised to undercut oil and gas by half - Flisom expects that within five years, solar power will be cheap enough to compete with carbon-generated electricity, even in Britain, Scandinavia or upper Siberia. In a decade, the cost may have fallen so dramatically that solar cells could undercut oil, gas, coal and nuclear power by up to half. (Telegraph UK Feb. 18, 2007)
Directory:Fuel Efficiency Alternative Fuels > Directory:Butanol > BP and DuPont assert biobutanol performance - Testing results by DuPont and BP suggest that biobutanol has proven to perform similarly to unleaded gasoline on key parameters, including energy density, volatility and octane. Biobutanol fuels can be produced from renewable resources in high volume at reasonable cost and can be used in existing vehicles. (Inside Greentech Apr. 19, 2007)
Directory:Solar > Nature's Cue for Cheaper Solar Power - Dye-sensitized solar cells may one day generate electricity from sunlight at a tenth of the cost of current silicon-based photovoltaic solar cells. Whereas silicon cells need direct sunlight to operate efficiently, these cells will work efficiently in low diffuse light conditions -- making them ideal for cloudy climates. (Renewable Energy Access Apr. 19, 2007)
Directory:Fuel Efficiency Alternative Fuels > A New Biofuel: Propane - MIT researchers have developed an efficient chemical process for making propane from corn or sugarcane, and are incorporating C3 BioEnergy to commercialize the biopropane process. Propane, which is currently made from petroleum, has a higher energy density than ethanol, and although it is often used in its gaseous form, it's the cleanest-burning liquid fuel. (MIT Technology Review Apr. 19, 2007)
Directory:Wind > Directory:MotorWind:Pastic Micro Wind Turbines - Two of the biggest hurdles for using wind power have been cost and the need for strong winds. A Hong Kong businessman/inventor has found a way to overcome those problems with plastic, bringing the generation cost down to around 1 cent per kilowatt-hour.
Directory:Ocean Wave Energy > Directory:MotorWind:Pastic Micro Wind Turbines is a unique technology that has been created and developed in Hong Kong to tap the power of wave motion in order to make electricity,desalinated water and hydrogen. Anywhere there are waves.....there is power!
Directory:Solar / Directory:CO2 Sequestration > Device uses solar energy to convert carbon dioxide into fuel - Chemists at the University of California, San Diego have developed a prototype device that can capture energy from the sun, convert it to electrical energy and "split" carbon dioxide into oxygen and carbon monoxide, an important industrial chemical that is normally produced from natural gas. (Science Daily Apr. 18, 2007)
Directory:Engines > Transonic Combustion - By operating conventional gasoline engines at ultra-high compression ratios and incorporating precise ignition timing with carefully minimized waste heat generation, we can achieve extremely high levels of efficiency for dramatically better mileage and lower greenhouse gas emissions. A key aspect of the technology is a revolutionary new type of fuel injector.
Directory:Flywheels > Tribology Systems - TSI integrated flywheel battery systems cover a wide range of flywheel battery sizes, safety containment design, and solid-lubricated bearing technology. They extend the operating regime of flywheel batteries and bearings to higher speeds, higher temperatures, longer life, and zero maintenance.
Directory:Lighting > Directory:Compact Fluorescent > Directory:Compact Fluorescent Lighting (CFL) Downsides - While we applaud the trend toward more energy efficiencies, like anything else, compact fluorescent bulbs have a down side. This page is presented to document some of those, so an informed decision can be made, and by pointing out the problems, solutions might be produced/encouraged.
Directory:Fuel Efficiency > Directory:Fuel Efficiency Vehicles > The flying motorcycle - road-registered and available now. - Super Sky Cycle is a gyroplane that can fly at better than freeway speeds, land in 20 feet, be driven home as a motorcycle, and fit in your garage. It saves gas by avoiding traffic jams, is exceptionally safe to fly, and is available as a kit vehicle for US$37,195. (Gizmag Apr. 18, 2007)
(OT) PowerPedia:Nikola Tesla > PowerPedia:Teslascope -- Extraterrestrial Radio Transmitter - Radio transmitter designed by Nikola Tesla was intended to communicate with extraterrestrial life on other planets. Speak into one end, and the signal goes out the other end as a cosmic ray emitter, and vice versa.
Directory:Tesla Turbines > Tesla Turbine: Engine of the 21st Century? - The Tesla Turbine could far surpass the efficiency of the internal combustion engine. Recuperative hydraulics can be used for low-speed, high-torque needs. (PESN Apr. 14, 2007)
Directory:Solar > Directory:Thin Film Solar > Frankfurt's First Solar-Cell Plant - Odersun thin-film flexible solar modules on copper tape can be produced for use in cells of all sizes and quality for facades and roofs, solar power stations and designer bags with an integrated "power socket" -- all without requiring special complicated or expensive silicon technology. (Renewable Energy Access Apr. 17, 2007)
Directory:Solar > Directory:Concentrated Solar Power > Solargenix Energy - The Winston Series CPC is a Compound Parabolic Collector utilizing non-imaging optics to focus sunlight onto a high efficiency absorber tube. It will be used for solar water heating, space heating and solar cooling applications.
Directory:Electric Vehicles / Directory:Solar > Directory:Solar:Vehicles > Grassroots Electric Vehicles - Solar Cycle is licensed as a motorcycle with three wheels. It seats two comfortably and has room in the back for provisions. It uses a 9' pancake motor, ultra light aluminum and plastic frame and body. It goes 0 to 60 in under 10 seconds, powered by the sun.
Directory:Fuel Efficiency > Directory:Fuel Efficiency Additives > Centron Fuel Products - Centron is a patented EPA registered fuel treatment tested for over 200 million vehicle miles with demonstrated increases in fuel economy of up to 18% and reduced toxic greenhouse emissions by 30% - 50%. Centron fuel additives work as catalysts during combustion to burn fuels more efficiently and more completely, are safe for engines and engine parts and work in both diesel and gasoline engines without modification. (Thanks [mailto:firstname.lastname@example.org Richard Miller])
Directory:Tidal Power > The Power of the Tides in N.Y. - A pilot project being conducted by Verdant Power in New York's East River is evaluating the use of underwater turbines to generate electricity. Unlike wind and solar energy, this technology is not episodic. Utilities would be able to predict exactly how much power they could derive on a regular basis from a group of turbines. (Renewable Energy Access Apr. 16, 2007)
Directory:Fuel Efficiency > Cal Poly wins Shell Eco-Marathon with 1,902.7 mpg! - The team from Cal Poly in San Luis Obispo, California, won the 2007 Shell Eco-Marathon. The team's vehicle recorded a best of 1,902.7 mpg to win the Grand Prize and the first in the Combustion Engine Group. (AutoblogGreen Apr. 15, 2007)
Directory:Hydro > Hydro Power Without Reservoir - A new hydro power technology is being developed by Sarfraz Ahmad Khan of Pakistan. In theory these hydro plants would not require a reservoir and would have a minimal impact on the environment. They could be run side-by-side in rows and would be much cheaper to build, operate and maintain. (Alternative Energy News Apr. 11, 2007)
Directory:Suppression / Directory:Fuel Efficiency > Pantone/GEET > Embattled Scientist on the Edge of Deletion - George Gaboury gives a masterful review of the tribulations Paul Pantone has faced in Utah in trying to bring forth a revolutionary fuel efficiency plasma technology. (ExtraOrdinary Technology Oct/Nov/Dec 2006)
Directory:Fuel Efficiency > Directory:Fuel Efficiency Retrofits > Directory:Pogue Carburetor > New Info on the Pogue Carburetor -- The 'Gasoline Vapor Maker' - In the 1930s, Charles Nelson Pogue invented a carburetor that vaporized gasoline, instead of nebulizing it into tiny drops, dramatically increasing mileage -- as high as 200 miles per gallon. Bought and shelved, the technology has been difficult to replicate. (Hasslburger Blog Apr. 14, 2007)
Directory:Hybrid Vehicles / Directory:Transmissions > CVTs for Hydraulic Hybrids - Folsom Technologies has developed a line of hydromechanical continuously variable transmissions (CVT) that are configurable as a component of a hydraulic hybrid system. For operating duty cycles that have frequent start/stops (such as NYC taxis, school buses, garbage haulers, etc.) the fuel savings can be greater than 50%. (Green Car Congress Apr. 13, 2007)
Directory:Solar > Directory:Concentrated Solar Power > Parabolic Trough Technology - The National Renewable Energy Laboratory (NREL) has created a new website, "TroughNet." Currently parabolic trough solar technology offers the lowest cost solar electric option for large power plant applications. TroughNet is a technical resource that offers information about the various components of a solar trough. ('The Energy Blog Apr. 12, 2007)
Directory:Clean Coal / Directory:Biodiesel from Algae Oil > NRG Energy testing GreenFuel's algae system - NRG Energy and GreenFuel Technologies have started testing GreenFuel’s algae-to-biofuels technology at a 1,489 megawatt coal power plant in Louisiana. The process uses algae to capture and reduce flue gas carbon dioxide (CO2) emissions into the atmosphere, which can then be converted into biofuels. (Inside Greentech Apr. 13, 2007)
Directory:Tesla Turbines > Sustainable Energy Developments - Developing grid independent power systems with Expanding Gas Turbines – a Bladeless, Bearingless, Ejector Style turbine with 50% to 80% greater efficiencies than traditional turbines. The ability to use low grade ‘wet’ steam and renewable power such as solar thermal, will enable it to produce power at a price comparative to the grid. Commercialisation March 2008.
Directory:Solar / Directory:Electric Vehicles > SunVee Solar Utility Neighborhood Vehicle - The Sunmobile is based on a four-wheeled pedalling "bike", called a Rhoades Car, converted into a solar electric powered vehicle. Its batteries are charged with the photovoltaic panels mounted as a roof canopy/sun shade, will travel at up to 30 mph, and has a range of up to 30 miles.
Events > Clean Energy Venture Summit - The Summit is designed to promote “The Utility of the Future" by connecting thought leaders, clean energy entrepreneurs, investors, industry experts and government officials through keynote addresses, discussion panels and insider looks at emerging technologies. Hyatt Regency, Austin, Texas. May 14-16, 2007.
Directory:Solar > Directory:Solar > Quantum secrets of photosynthesis revealed - Through photosynthesis, green plants and cyanobacteria are able to transfer sunlight energy to molecular reaction centers for conversion into chemical energy with nearly 100-percent efficiency. Speed is the key - the transfer of the solar energy takes place almost instantaneously so little energy is wasted as heat. How photosynthesis achieves this near instantaneous energy transfer is a long-standing mystery that may have finally been solved. (PhysOrg Apr. 12, 2007)
Directory:Transmissions > Directory:NuVinci CVP > The Ellsworth Ride with NuVinci CVP Hub - The Ellsworth Ride is the first bike to use the gearless NuVinci™ Continuously Variable Planetary (CVP) drive. It uses a set of rotating balls between the input and output components of a transmission, that tilt and vary the output speed by changing their contact diameters with the discs. (TreeHugger Mar. 28, 2007)
Directory:Engines > TwinForce Direct Injection Concept - FEV Engine Technology will showcase its turbocharged, gasoline direct injection engine concept—TwinForce—at the upcoming SAE World Congress. The TwinForce V-6 engine adds two turbochargers and direct injection to deliver 15% better fuel economy than a V-8 with similar power. (Green Car Congress Apr. 12, 2007)
Directory:Solar / Directory:Electric Vehicles > Solamo - Solarmobil is a standard golfcar converted to run on solar energy from overhead PV panels that is stored in batteries, so you only have to recharge from a socket in emergencies. It can be street legal in some areas if speed-limited.
There was an error working with the wiki: Code > Directory:SEG:Terry Moore Correspondence:April 9, 2007 - Associate, Terry Moore, provides an inside glimpse into the recent progress toward replicating John Searl's generator. "At each step he tells us in advance what the result of various steps will be and he is always correct."
Directory:Magnet Motors > Directory:Steorn Free Energy > Steorn reveal date: Friday, April 13th - Steorn promises to be "releasing the update on the Jury process and so on" of its seemingly first-law-of-thermodynamics-denying Orbo "free energy" product on April 13th. Steorn has been promising technical information about the invention and jury results for a while now, originally saying "first quarter" 2007. (Engadget Apr. 10, 2007)
Directory:Waste to Energy > Directory:Plasma > Advanced Plasma Power converts garbage into gas - The Advanced Plasma Power Gasplasma Process can convert a pre-treated waste feedstock into a clean hydrogen rich synthetic or syn-gas. The plants can be run on electricity generated from the syn-gas, over half of which can be exported to the grid. (AutoblogGreen Apr. 11, 2007)
Directory:Waste to Energy > Directory:Plasma > Biofuels from Plasma Arc Gasification of Waste - MPM Technologies and Losonoco will develop the Skygas waste gasification process, for the manufacture of ethanol, methanol, DME, diesel and ammonia. The Skygas gasifier operates at lower temperatures than other plasma arc gasifiers, and consumes less power, according to MPM. (Green Car Congress Apr. 11, 2007)
Directory:Fuel Efficiency > Directory:Fuel Efficiency Vehicles > Hypercar - A Hypercar® vehicle is designed to capture the synergies of: ultralight construction low-drag design hybrid-electric drive and, efficient accessories to achieve 3 to 5-fold improvement in fuel economy, equal or better performance, safety, amenity and affordability, compared to today's vehicles.
Directory:Fuel Efficiency > U.S. can cut oil imports to zero by 2040 - Since vehicles use 70% of oil in the United States and 75% of fuel use is weight-related, the biggest savings would come from making cars lighter, which would reduce oil consumption and make cars safer and more reliable. "Ultralighting" vehicles using carbon composites or ultralight steels is essentially "free" with cost increases for materials offset by gains in efficiency. (Mongabay Mar. 29, 2007)
Directory:Electric Vehicles > Miles Javlon XS500 all-electric sedan - Miles Automotive rolled-out their all-electric, five-seat sedan with an 85 mph top speed and a 150+ mile range, that starts at $29,500. It has a 320 V, 25 kWh, 80 Ah lithium-ion battery that takes six hours to charge, and will become available for sale by the end of 2008. (AutoblogGreen Apr. 3, 2007)
Directory:Fuel Efficiency Alternative Fuels > Liquid coal fuel for $15 a barrel - Silverado Green Fuel can produce a liquid fuel for industrial boilers for $15 a barrel, and barrels of "oil" for car fuel that will cost about $25 a barrel, half of what conventional oil costs today. The fuel also burns fairly cleanly. The key to the process is that almost no one wants low-grade brown coal, which is about half water. (CNET News Mar. 28, 2007)
Directory:Storage / Directory:Hybrid Vehicles > PG&E Demonstrates Vehicle-to-Grid Technology - Vehicle-to-Grid (V2G) technology allows for the bi-directional sharing of electricity between Plug-in Hybrid Electric Vehicles (PHEVs), and the electric power grid. The technology turns each vehicle into a power storage system, increasing power reliability and the amount of renewable energy available to the grid during peak power usage. (Green Car Congress Apr. 9, 2007)
Directory:Solar > Directory:Concentrated Solar Power > Directory:Green and Gold Energy > Update on the Green and Gold SolarCube - The Sun Cube rooftop concentrating solar photovoltaic module development process will be completed by the end March 2007 with the first Australian installations occurring before the end of April 2007. Retail cost in the US is expected to be US $1,000. (The Energy Blog Apr. 04, 2007)
Directory:Wind / Directory:Batteries > Directory:Vanadium Redox Batteries > VRB Power for Wind Farm Energy Storage - VRB Power Systems announced that the Vanadium Redox Battery Energy Storage System (VRB-ESS™) for the Sorne Hill Wind Farm in Ireland will have 2MW of power with 6 hours of storage and 3MW of pulse power for 10 minute periods to deal with short term volatility in wind generation. (The Energy Blog Mar. 28, 2007)
Directory:Secondary Oscillations > Directory:Milkovic Two-Stage Mechanical Oscillator > Just a few ideas to toss into the ring in relation to the - Hans von Lieven posts his ideas regarding harnessing the secondary oscillation amplification effect offering a few suggestions for experimenters, including a possible self-sustaining mechanism proposal. (KeelyTech Apr. 9, 2007)
Directory:Fuel Efficiency > Japanese - Enthusiasts in Japan have hacked their Priuses, and use zen-like driving techniques to get up to 116 miles per gallon. Their techniques involve hacking the cars' computer systems, adding special tires, and going to great lengths to perfect what they call the "pulse and glide" driving method. (TreeHugger Apr. 9, 2007)
Directory:Electric Vehicles > Directory:Electric Scooters > Killacycle smashes 1/4 mile records for electric vehicles - The Killacycle set the electric vehicle quarter-mile speed record in 8.168 seconds @ 155.78mph. The bike is fuelled by Li-Ion battery cells from Directory:A123 Systems. Top-fuel drag bikes burn over 4 gallons of expensive NitroMethane per run, while the Killacycle uses about 7 cents worth of electricity. (Gizmag Apr. 9, 2007)
Directory:Water > Waterwall Solutions - The Waterwall is a modular rainwater storage system for urban areas that can be connected to make the most of your valuable space, made from stabilised food grade plastic. It can be used as a fence, a feature, an under-eave tank or purely as water storage in a narrow out of the way space.
Directory:Wind > Directory:High Altitude Wind Power > Harvesting Energy in the Sky - Article addresses airborne -- up to 10km in the sky -- wind farms intended to harvest the immense supply of energy in the jet stream. San Diego-based Sky WindPower believes they can not only make this work, but do so profitably. Several other ideas discussed for high-flying wind farming including a Dutch proposal to use pairs of kites to drive a generator. (The Economist Apr. 3) (See ''Slashdot discussion)
Directory:Water / Directory:Recycling > Directory:Brac Systems, Inc., grey water recycling - Collects water from shower drains, bathtubs and laundry, then filters and pumps it through a dedicated supply line to the toilet tanks for flushing, reducing average household water consumption by a third. It is designed into the plumbing of new construction and existing residential homes.
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