Air heat pump water heater 26 technical knowledge quiz

People are familiar with the "pump" is a bit of energy to improve the mechanical equipment, such as water pump is mainly to raise the water level or increase water pressure, and "heat pump" is a natural air, water or soil to obtain low heat, It is a kind of energy-saving, environment-friendly and clean heating and hot water equipment which can produce the high-quality hot equipment which can be used by people. The heat pump technology is a new energy technology that has drawn worldwide attention in recent years. First, "heat pump" in the end is what? For a simple example, a car can transport several tons of cargo from one place to another with only a few liters of gasoline. The heat pump can absorb heat from nature through the heat pump's "handling" (electric power-driven heat pump) Production, life of heat. Second, "heat pump" there are several? According to different heat source, heat pump can be divided into air source heat pump, water source heat pump and ground source heat pump. Third, the use of air to heat pump hot water unit and the operation is simple? The use of very simple, the entire unit intelligent automation control system, users only need to open the power when first used, fully automated operation in the future use of the user to reach the specified water temperature automatically shut down when the user specified water temperature lower than the system itself Boot operation, fully realized hot water 24 hours a day without waiting. Fourth, heat pump water heater suitable for use in what temperature range? Heat pump water heaters require the use of ambient temperature range of -545 ℃, below -5 ℃, its COP value is lower, there is no significant energy savings. Fifth, there are currently domestic manufacturers of air to water heaters? Currently, there are more than 300 manufacturers of air-to-water heaters, and many manufacturers of gas-fired water heaters and solar water heaters have invested in the research, development and production of air-to-water heaters. MACRO, Haier and gas water heater manufacturers MACRO, Vantage , The domestic air conditioning giant Gree has fought in the air to water heaters, but also by the air to the main producers of water heater beauty, with benefits, wind Chi and other enterprises initiated a domestic industry standard seminar attracted two international electric water heater giant AO Smith and Ariston Closely. Sixth, what are the advantages of heat pump hot water unit? (1) With heat storage function, low-cost valley electricity can be utilized (2) Various low-level heat sources can be utilized to achieve the comprehensive utilization of energy of construction equipment. (3) Air source heat pump hot water unit does not need special equipment room, Flexible layout seven, heat pump water heater is a solar product? Broadly speaking, but the heat pump units and conventional solar products are essentially different, mainly reflected in the different working principle; conventional solar products must rely on direct sunlight or radiation to achieve the heating effect, and heat pump The unit mainly absorbs the heat in the environment to achieve the heating effect. Eight, heat pump products compared with the boiler What is his advantage? 1, high thermal efficiency: the average annual thermal efficiency of products in more than 300%, while the thermal efficiency of the boiler will not exceed 100%. 2, Low operating cost: Compared with the fuel oil and gas boiler, the average annual saving of 70% energy plus the lower electricity price and the rising fuel price have the advantages of low running cost. 3, Environmental Protection: The heat pump products have no combustion Emissions, refrigerants use environmentally friendly refrigerant R417A, zero pollution of the ozone layer, is a good environment-friendly products. 4, safe operation, no need to watch: Compared with the fuel boilers, the operation is absolutely safe, fully automated control, without personnel watch , Can save staff costs. Modular installation, easy to add equipment: The product uses multiple units parallel installation mode, when the user increased water consumption, ready to add equipment, to the user a very big convenience. Nine, compared with conventional solar energy, air heat pump unit What are the advantages? Currently in the home hot water market, solar water heater with its avant-garde concept, as well as free energy gimmick, popular moment. However, solar water heaters in the actual use of the process, it is impossible to be completely free. Due to rainy days and night can not work, solar water heaters need to install electric auxiliary device, as the city hazy weather more and more, solar water heaters most of the time using electricity in the work caused great energy waste. The heat pump is very obvious advantages, mainly in four aspects: 1, from the operating costs, the conventional solar energy in the direct sunlight, almost zero-cost operation, but unfortunately in the rainy day or night can only rely on auxiliary systems work, statistics show that, Normal use, the conventional solar energy auxiliary system annual energy consumption than the heat pump unit total annual energy consumption is higher. 2, From the aspect of investment: If the same water supply effect is achieved, the capital investment in heat pump hot water unit is less than that of conventional solar energy products, and economic power can be used to reserve hot water when the power is low. 3, from the use of: conventional solar products significantly affected by the weather, rainy days, snow days, night can not work, and heat pump hot water unit regardless of cloudy, rainy days, snowy days, night or sunny can work as usual, Hot water is provided around the clock. 4, other functions: heat pump unit is not subject to location restrictions, can be placed anywhere, and covers a small space, and conventional solar energy to achieve the same effect will need to take up a lot of space, but also must be placed in the open air; Heat pump unit in the hot water can produce air-conditioning, can be used for dehumidification, cooling and air filtration and other auxiliary functions. Ten, heat pump unit according to what principle to absorb heat? Heat pump unit dedicated equipment inside a heat-absorbing medium - refrigerant, it liquefied state below minus 20 ℃, the temperature difference with the outside world. Therefore, the refrigerant can absorb the heat from the outside, evaporate and vaporize inside the evaporator, increase the temperature of the refrigerant through the operation of the compressor in the heat pump unit, and then transfer the refrigerant from the vaporized state to the liquefied state through the condenser. During the conversion, the refrigerant releases A lot of heat, passed to the water tank in the reserve water, so that the water temperature to achieve the purpose of heating water, which is unique to the product, but also the reason for market potential. Eleven, heat pump unit has a heat exchanger, then in operation must use electricity? Is to use electricity, but electricity is only used to drive heat pumps to absorb heat from the outside environment, and the release of heat to heat hot water, instead of directly using water as the conventional electric water heater, so the power consumption is very small. Twelve, heat pump units and other heating compared to what are the advantages? Heat pump heat is mainly reflected in: efficient, energy saving, environmental protection, safety. No flammable, explosive gas, no electrical components to promote absolute safety; without any exhaust gas, waste water, waste emissions, absolute environmental protection, heat pump unit annual average operating costs only electric direct heating 1/4, fuel, gas heating 1 / 3 ~ 1/2, 1 / 1.5 of conventional solar energy. Thirteen, the first cycle of investment and recycling how? However, due to its special energy-saving effect, the cost of heat pump will be recovered within one and a half years through energy-saving mode. The general service life of other heating methods such as boilers is only five years. The heat pump unit life of up to fifteen years. Air-to-water heater saves operating costs one year over diesel-fired boilers. 14. How much power does air-to-air heat pump units consume? Air heat pump unit thermal efficiency is generally 300% -500% to 40 ℃ temperature calculation, the production of a ton of hot water consumption of about 9-15 degrees. The ordinary electric heating requires 42 degrees power consumption. Fifteen, winter low temperature, heat pump unit is functioning? Of course, Feng Chi air heat pump water heater with intelligent frost function to ensure that the unit stable operation in low temperature environment, it can be based on outdoor temperature, evaporator fin temperature and the unit running time and other parameters of a comprehensive, intelligent Judge automatically enter and exit the box. Sixteen, do you need regular filling refrigerant? Not needed Air heat pump unit is the same as the refrigerator seal, the user has been delivered in accordance with the quantitative filling a good refrigerant, users do not need to self-filling process. Seventeen, need to provide room? Not necessary, heat pump unit can be placed anywhere you specify, does not affect the appearance of the building, with little space

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