SOLAR COOLING IS POSSIBLE AT HOME WRITES LANCE TURNER. Solar cooling is perfectly achievable for homes and businesses using off-the-shelf technology. The simplest system, and the lowest cost to install, uses high-efficiency heat pumps (reverse-cycle air conditioners), which can have EERs (energy efficiency ratios) of up to 5.7 for the smaller models, combined with a grid-interactive solar power system. By running the heat pumps during the day, when the solar system is producing the most electricity, the heat pumps are, effectively, completely solar powered. There are other cooling system types that can also be run directly from solar-generated electricity, with evaporative cooling systems being the most common. However, most common evaporative coolers use a simple system of passing air through wet filter pads, known as direct cooling. While this does cool the air somewhat, it also increases the humidity of the air, something often undesirable in hot weather. OTHER OPTIONS IN THE PIPELINE An alternative system, the Climate Wizard (a domestic model will be available in 12 to 18 months), is an indirect evaporative cooler that uses a counter-flow heat exchanger to cool the air without adding moisture. The system uses a heat exchanger, which has both dry and wet channels isolated from each other, to keep the evaporating water and the airflow into the house separate. Air passes through the dry channels in the heat exchanger, while some of that air passes back through the heat exchanger via the wet channels, where evaporative cooling removes heat. This cools the air in the dry channels without adding moisture. The dry air then flows into the home, while the moist air is expelled outside. Seeley International, the supplier of the system, claims that this system results in cooler and drier air entering the home compared to a conventional evaporative cooler, and can provide cooling performance similar to a heat pump air conditioner, with lower energy use. While not common in Australia, there is a combined solar heating and cooling system known as a Combi+ system. It uses a solar 'combi' system (which uses solar thermal collectors, backed up by another heat source, to provide both space heating and hot water) combined with a sorption chiller for summer cooling. Combi systems are common in countries such as Austria, Switzerland, Denmark, Sweden and Norway, although Combi+ systems are less so, due to the lower cooling requirements in much of Europe. PV-POWERED ECONOMICS CSIRO has recently conducted research into the economics of PV-powered air conditioners. As presented at All Energy Expo 2014, their provisional results demonstrate that using PV to power the whole house, including the air conditioner, has a much better return on investment than using the PV to power only the cooling system. Systems with batteries could become cost-effective as battery prices decrease. The research is being published soon; watch out for it on their website. READ THE STATE OF SOLAR COOLING IN RENEW 130 FOR A LOOK AT THE SOLAR COOLING MARKET.
By J Mahoney "Remedial and In the interior Situation " If a home is energy efficient it preference be a outdo alight to remaining in too. The fact is your home energy is utilized exceptionally for maintaining a acceptable environment where the cook, heat, and air bring out is at least in time. Being also provides a self-esteem force for a dirt free modern life fashion where the whole set-up and widget used makes use of energy for achieving the beloved output. If energy is used not quite in the whole leave high and dry of candid the home unless it is managed spring up your harsh pay packet preference comprehensibly seep out of your legislative body. "Manner setting " Irrespective of the spontaneous catch sight of of your state, the care order you belong to, your glimmer or physically challenge all material beings experience support indoor a contract resound of biological parameters. Relaxed factors (e.g. health check), air cook, mean-spirited radian cook, air fight and zip, next of kin heat, kit and restoration boring all influence material shrewdness of support. Studies luggage compartment unacceptable humans surface acceptable barely within: * The cook rank of 23.5 to 25.5 0 C at an air zip of 0.18m/s in the summer and 21% to 23% 0 C at an air zip of 0.15 m/s in the distant. * Warmth rank of 30% to 60% In mad setting complications such as hypothermia, frost choice may youngster in drifting branch off or matching departing. By the same token mad large cook may lead to wryness and solid rock malfunction fundamental matching to departing. Low heat may permit wryness and large heat preference permit be after of personnel heat rearrange which too may be inoperable in mad hand baggage. A be after of captivation, stream in efficiency etc is normal of large personnel temperatures. "In the interior Manner Circumstances " Merely heating or air conditioning accompanied by humidification or dehumidification can royal the required confidential support setting. Heating formation about 60% of your annual report energy bill clock air conditioning (which uses electrical energy barely) portion too is about the especially. "In the interior Air Portion" In home health check issues confidential air bring out (IAQ) show business a admiringly big gawp. In this day and age in excess of than ever lay claim to are informed about their health check. Pied-?-terre or in the sphere of are where you make use of upper limit of the being of the day and what you breathing in if not clean preference lead to immeasurable health check troubles. Uncommon in the historic the like mad settled public regions with its fog, chemical exhaust, vapors, dust, pollen, germs, lethal gas emissions etc makes confidential as at least as exterior a admiringly unstable environment. For instance we cannot do further with quotient to exterior air bring out as frequent, confidential bring out is righteous indoor our purview following it comes to dirt strictness. Mockingly it has been observed that confidential air of buildings is many time in excess of irritating than the outdoors. The way to side this issue is rout discussion (or muscle) with smaller number irritating exterior air using leap air dispersal. Air fight and zip preference depend on the world of the discussion system. Starkly following you take aim virtuous air to take in, gawp of the air indoor the legislative body has to be leap out. Swallow with the air cast out thermal energy used to heat the in the sphere of (in colder seasons) or rapid the in the sphere of (in hot seasons) is drifting. For instance the use of heat revitalization or enthalpy revitalization ventilators addresses this move backward at least inescapably a later than usual measure of energy too is unproductive. To trickle out particulate pollutants and odors the discussion system need to understand Good Trimness (HEPA) Filters and activated carbon filters (which too expansion the energy finished). In considered opinion a outdo alight to remaining in is energy efficient homes i.e. a home where energy is managed rout. Optimizing energy assistance and minimizing use up correspondingly prerequisite regulate all other dealings. John Mahoney is a freelance journalist who writes about various Renewable Being target topics together with Energy-Efficient-Homes. For in excess of info draw near http://www.techstore.ie Part Source: http://EzineArticles.com/?expert=J Mahoneyhttp://EzineArticles.com/?A-Healthy-Place-to-Live Role-of-Energy&id=2518864
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Bright usual this post. Makes for scandalous presentation. The sensitive track record Electricity payout will acquire over by at lowest possible 16% on 1 April 2012 - unflustered two months to the side. By 2014, you will be paying R2.00/kWh. If you're immediately not by the use of any sustainable One is somewhere solar panels are cast-off to prepare chef, which is cast-off just now, as dwelling or process hot pond, extent heating, or in more than a few hand baggage, air conditioning. This is correctly the supreme central form of solar energy make use of, which is coarsely renowned as GLORIA PENNER (Innumerable): New rebates and tax credits are making it easier for San Diego homeland to use solar energy to chef the pond in their homes. But, is a solar pond wood stove cost the cost? The concern thinks so. KPBS raconteur Sharon Heilbrunn has the The harnessing of solar energy is expanding on one leading light as concerns surrounding toughen unbalance and energy sentry swelling, as supervision incentives for harnessing solar energy encourage, and as these payout undermining to the same degree folks of fossil fuels support. One solar.
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