what is an evaporative cooler
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- An evaporative cooler (also swamp cooler, desert cooler and wet air cooler) is a device that cools air through the evaporation of water. Evaporative cooling differs from typical air conditioning systems which use vapor-compression or absorption refrigeration cycles.
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What is EVAPORATIVE COOLING? The process of evaporating part of a liquid by supplying the necessary latent heat from the main bulk of liquid which is thus cooled. Used for some piston aero-engines in the 1930s, some current types of turbine and rocket components, and also for cooling purposes in cabin air-conditioning systems. Cf.
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Types of Cooling Systems For evaporative coolers to do their job, they must be the right size. The cooling capacity of an evaporative cooler is measured not in the amount of heat it can remove (Btu), but in the fan pressure required to circulate the cool air throughout the house, in cubic feet per minute (cfm). A good rule is to figure the cubic square footage of your house and divide by 2.
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The Second Law and Swamp Coolers Indoor evaporative coolers that do not have a source of outside air do not work as well as evaporative coolers with a source of dry outside air. Eventually, the indoor-only coolers simply recirculate humidified air, at which point there is no cooling. Swamp coolers have a reservoir of liquid water. For the outdoor roof-mounted or window-mounted units, the reservoir is typically connected to the house's water supply. A float valve similar, in principle, to the float valve in a toilet ensures that the reservoir remains full.
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- This MasterCool down-discharge evaporative cooler provides an economical This MasterCool down-discharge evaporative cooler provides an economical environmentally-friendly means of cooling up to 1650 sq. ft. Engineered for maximum airflow and superior durability the MasterCool line of coolers not only saves energy dollars but provides years of worry-free cooling comfort for you and your family.
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- Evaporative coolers come in various sizes, from portable coolers that can be used in any room of the home, to whole-house units which require installation and distribute cool air through various means. The newer mobile units are designed to cool large, open areas like workshops, garages and even patios.
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Dry and adiabatic cooling Adiabatic products. Adiabatic products are air-cooled coolers or condensers with adiabatic pre-coolers. Before the fan draws the ambient air through the finned coil, the air is pre-cooled adiabatically when traversing an humidification pad. This evaporates the water in the air, thus boosting the cooling capacity.
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adiabatic cooling Adiabatic cooling is the process of reducing heat through a change in air pressure caused by volume expansion. In data centers and other facilities, adiabatic processes have enabled free cooling methods, which use freely available natural phenomena to regulate temperature. The principle of adiabatic cooling has been harnessed to develop cooling units that can save industry millions of liters of water.
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FAQ It varies from model to model, but by comparison with similar capacity refrigerated systems, evaporative air coolers use about 20% of the electrical energy. In comparative terms, if a refrigerated cooler costs $400 to run for a season, an evaporative cooler will cost around $80..
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- A Leader in Atomized Fog Technology to Control Humidity and Provide Process Cooling. Create the ideal, flexible level of humidity for industrial and process cooling applications across a single room or an entire factory floor or greenhouse environment. Using state-of-the-art engineered systems, MicroCool delivers a high-pressure flash evaporative, 10-micron atomized fog. Integrated pump and nozzle modules are designed and manufactured in the U.S.A. (since 1981) and are distributed worldwide.
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Walk-In Cooler Refrigeration Units A walk-in cooler refrigeration unit is an essential component to your cold storage equipment. Self-contained models are easy to install and are great for your commercial restaurant, bakery, grocery store, or cafeteria.
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- An evaporative air cooler cools the air by means of the evaporation of water. When water evaporates into the air, the result is a mixture of air and water molecules. This chemical change requires heat, thus energy or latent heat is taken from the air molecules-dropping the actual temperature of the air.
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- Evaporative Coolers. Evaporative coolers, also called swamp coolers, are well suited for climates where the air is hot and humidity is low. They combine the natural cooling properties of water with a steady breeze to lower indoor temperatures.
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- The Evaporator is placed inside the refrigerator, and is the part that makes the items in the refrigerator cold. It works as if you have a drop of alcohol, ether or another volatile liquid evaporating from your hand. You can sense the chilling from the evaporation (your hand is getting slightly colder)
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History of Evaporative Cooling Technology Leonardo da Vinci at the beginning of the 16th century was credited with inventing the first hygrometer that used a ball of wool to provide this indication of humidity level. First Mechanical Air Cooler. Da Vinci was likely the first to use a mechanical air cooler. This air cooler consisted of a hollow water wheel with an air passage constructed to guide the air from the water wheel to his patron's wife's boudoir. The air was cooled by the splashing and evaporation of water during operation of the water wheel.
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Evaporator Core - Ford (6C2Z-19860-C) The evaporator is in the cabin of the vehicle as opposed to the engine compartment. The main job of the evaporator is to pull hot air out of the cabin and blow cold air back in. The evaporator is just one stop in the AC system for liquid refrigerant.
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Evaporative cooler Evaporative coolers lower the temperature of air using the principle of evaporative cooling, unlike typical air conditioning systems which use vapor-compression refrigeration or absorption refrigerator. Evaporative cooling is the addition of water vapor into air, which causes a lowering of the temperature of the air.or direct evaporative cooling, the direct saturation efficiency, , measures in what extent the temperature of the air leaving the direct evaporative cooler is close to the wet-bulb temperature of the entering air.
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Evaporative cooler An evaporative cooler (also swamp cooler, desert cooler and wet air cooler) is a device that cools air through the evaporation of water.Evaporative cooling differs from typical air conditioning systems which use vapor-compression or absorption refrigeration cycles.he cooling potential for evaporative cooling is dependent on the wet bulb depression, the difference between dry-bulb temperature and wet-bulb temperature. In arid climates, evaporative cooling can reduce energy consumption and total equipment for conditioning as an alternative to compressor-based cooling.
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Evaporative cooler Comfort. 1  The air supplied by the evaporative cooler is generally 80–90% relative humidity and can cause interior humidity levels as high as 65%; very humid air reduces the evaporation rate of moisture from the skin, nose, lungs, and eyes. 2  High humidity in air accelerates corrosion, particularly in the presence of dust.
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Heating And Cooling Reptiles And Amphibians For those living in drier climates, the use of an evaporative or “swamp cooler” is another option for maintaining cooler temperatures. Forcing the warmer outside air through water-soaked pads, swamp coolers can effectively cool the air by 10 to 20 degrees Fahrenheit.
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Evaporative cooler A simple evaporative cooler's water is evaporated into the environment, and not recovered. In an interior space cooling unit, the evaporated water is introduced into the space along with the now-cooled air; in an evaporative tower the evaporated water is carried off in the airflow exhaust. Other types of phase-change cooling Edit
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Evaporative cooler An evaporative cooler (also swamp cooler, desert cooler and wet air cooler) is a device that cools air through the evaporation of water. Evaporative cooling differs from typical air conditioning systems which use vapor-compression or absorption refrigeration cycles.n evaporative cooler (also swamp cooler, desert cooler and wet air cooler) is a device that cools air through the evaporation of water. Evaporative cooling differs from typical air conditioning systems which use vapor-compression or absorption refrigeration cycles.
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- An open recirculating cooling system uses the same water repeatedly to cool process equipment. Heat absorbed from the process must be dissipated to allow reuse of the water. Cooling towers, spray ponds, and evaporative condensers are used for this purpose. Open recirculating cooling systems save a tremendous amount of fresh water compared to the alternative method, once-through cooling.
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How To Buy Evaporative Coolers Get an energy-efficient, portable evaporative cooler. 1  Evaporative coolers, also called swamp coolers, combine the natural cooling properties of water with a steady breeze to lower indoor temperatures. 2  Evaporative coolers lower indoor temperatures by combining the natural cooling properties of evaporating water with an efficient air moving system. Evaporative coolers add moisture, with the water-filled pads acting as a filter, removing dust and allergens from the air.