Best air source heat pump -UAE - Viessmann

The heat pump is part of the heating and cooling system and is installed outside your home. As a fan, we can cool your home, but we can also provide heat. In the cooler months, the heat pump absorbs heat from the cold outdoor air and puts it in the house, and in the warmer months, it releases heat into the indoor air to cool your home. Electric power and heat transfer using the refrigerator provide comfort throughout the year. Because they carry both cooling and heating, homeowners may not need to install separate systems to heat their homes. In colder climates, an electric heater can be added to the indoor coil for extra power. Heat pumps do not burn fossil fuels as they do in the furnace, making them less environmentally friendly.

Another development of the heat pump technology is the scroll compressor, which consists of two spiral-shaped volumes. One stays upright, while the other rotates, compressing the refrigerator by forcing it into increasingly narrow areas. Compared to conventional piston compressors, scroll compressors have a longer working life and are quieter. According to some reports, heat pumps with scrolling compressors provide a warm air temperature of 10 ° to 15 ° F (5.6 ° to 8.3 ° C) when in temperature mode, compared to existing heat pumps with piston compressors.

 

Heat Pump

Some models of heat pumps are equipped with flexible or double-speed motors for their internal fans (blowers), external fans, or both. The flexible speed controllers of these fans try to keep the air moving at a relaxed speed, reduce cooling drafts and increase energy savings. It also reduces the noise coming from the blower running at full speed. Some of the most efficient heat pumps are fitted with a desuperheater, which returns the dirt to the cooling mode of the heat pump and uses it to heat water. A heat pump with a desuperheater can heat water 2 to 3 times more efficiently than a conventional electric water heater.

Heat pump work –

Simply put, a heat pump is a tool that uses a small amount of energy to move heat from one place to another. It's not too hard, is it? Heat pumps are usually used to dissipate heat from the air or ground to heat a home or office building, but they can be postponed to cool the building. Somehow, if you know how an air conditioner works, then you already know a lot about how a heat pump works. This is because heat pumps and air conditioners work in very similar ways.

One of the great advantages of a heat pump over a standard heating, ventilation and air conditioning (HVAC) unit is that you do not need to install separate systems to heat and cool your home. Heat pumps also work very well, because they simply transfer heat rather than heat up fuel to create it. This makes them slightly greener than a gas furnace. 

 Main components of heat pump system:

· Exterior unit with coil acting as condenser in cooling mode and evaporator in heating mode.

·  An indoor unit consisting of a coil (such as an outdoor unit) and a ventilator in your home.

·  Refrigerator absorbs and releases heat as it circulates in the system.

·  Compressor that presses the refrigerator.

·   Reversible valve that changes the direction of the refrigerator in the system, to enable switching

between heating and cooling.

·  Expansion valve that controls the flow of the refrigerator through the system.


Heat Pump 


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