SunPower Corp. is all set to install Solar Power Systems for six of San Ramon Valley Schools, totaling in excess of 3 megawatts. This purchase has been approved by the board of education and will be financed by Qualified School Construction Bonds (QSCB’s).
New Sinvert photovoltaic solar (PVS) inverters from Siemens have achieved efficiency levels as high as 98.4 percent. The company’s device line can be deployed in medium-sized and large solar power plants. The transformerless inverters are capable of delivering graded power outputs.
Solutia Inc. has acquired Vistasolar encapsulants producer Etimex Solar GmbH for $294 million (€240 million) from Etimex Holding GmbH.
Hybrid Turbines, Inc. has introduced its hybrid gas-wind turbine system named SmartGen.
The Mt. Vernon AE pellet stove has an over all efficiency of 81.4- 83.6% and offers up to 60,200 Btu/h input. The Airfoil heat exchanger installed in the pellet stove has an aerodynamic design for efficient heat transfer. The large sized fuel hopper included in the stove holds up to 80 lbs of fuel.
The two stage planetary gearbox incorporated in the Nordex N90 wind turbine is offered with one spur-gear stage or a differential gear box. The estimated output power of this gear box is 2,775 kW.
The patented UltraGrate feature installed in the Cascade pellet stove attains 100% burning efficiency and burns even lower graded fuels. The estimated efficiency of the Cascade pellet stove is 78.8% and its particulate emission level is 1.3 grams per hour.
The heat pipes utilized in the solar collector are connected utilizing tig welding for firmer, enduring connectivity without seams and splices. The solar absorber tube utilized in the model measures 4 in. in diameter and maintains the water in normal conditions during extreme summer and winter seasons.
The inverters have a length x width x height measurement of 720 mm x 418 mm x 223 mm and weighs 19 kg. The Operating frequency range of these inverters is 59.3-60.5 Hz and consumes 15 W during the operation.
This hydronic heat pump utilizes the ground heat to remove the snow from the side walks and steps. The cabinet of this heat pump is offered in powder coated finish and the front dash board is made of polymer for lasting service.
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