Domestic air source heat pump water heater patents and product introduction

Heat pump technology is a new energy technology that has been attracting great attention of world experts and scholars. Air source heat pump water heater is an application of heat pump technology in the production of hot water. Air source heat pump water heater is one of the most advanced energy utilization products in the world. Air-source heat pump water heaters in the natural world to obtain low heat in the air, after the power of work and output high heat to heat the water equipment system, in the course of work can consume 1 kWh electricity to get 3-5 degrees of electricity, with economic and energy , Safety and environmental protection and other characteristics, suitable for hotels, hotels, homes, schools, factories and other places.

Patent situation

In the Chinese State Intellectual Property Office patent database through the "air source and heat pump water heater," the name of the keyword search, found that there are 2 invention patents, 8 utility model patents, the following list of the basic situation of patents:

Patent Title 申请 号 Publication Date 申请人 Indoor Air Source Heat Pump Water Heater CN200310121162.2 2004.12.15 Beijing Grenada Ring Energy Technology Co., Ltd. A self-stacking air source heat pump water heater CN200410077681 2008.06.29 South China University of Technology Intensive Type air source heat pump water heater CN032533748 2004.09.22 Shandong Kang Te Mu Energy Co., Ltd. small air source heat pump water heater CN03253397.7 2004.11.10 Single built tin indoor air source heat pump water heater CN200320129702 7 2005.01.26 Beijing Greener ring energy技术 有限 责任 公司 Air source heat pump water heater CN200420019720.4 2005.02.02 Shanghai Jiaotong University Multi-box pressurized air source household heat pump water heater CN200420007580.9 2005.03.16 Liu Yongqing Air source heat pump water heater CN200420027103 2005.06.01 Yangzhou Huayang New Energy Co., Ltd. Capacity adjustable air source heat pump water heater CN2004200367008 2005.07.06 Shanghai Jiaotong University Air source heat pump water heater CN2004200787396 2005.09.14 Jiangsu Huayang New Energy Co., Ltd.

Chinese utility model patent application CN03253374.8 (filing date: 2003.09.10) applied by Shandong Kang Te Mu Energy Co., Ltd. belongs to industrial living equipment, and is mainly a product of civil water heater. It is the use of refrigerant absorption of air heat and solar radiation, and through the compressor heat after the heat exchange with water to achieve the heating effect, which mainly by the compressor, evaporator, water tank (and condenser) and so on to make. The utility model is provided with an evaporator, a fan, an expansion valve and a recovery device on the upper side and a compressor and a gas-liquid separator on the other side. A condenser is installed in the water tank and a thermal insulation is installed outside the water tank Layer, and is also equipped with a cold water inlet pipe and hot water outlet pipe in the water tank.

Shanghai Jiao Tong University applied for utility model patent CN200420019720.4 (filing date: 2004.01.19) relates to an air source heat pump water heater, the outdoor unit consists of air-cooled heat exchanger, compressor and related components, plate condenser and refrigerant Pipeline, hot water circulation pipeline connection, the use of circulating water pump to provide circulation power circulation, insulation tank with pressure-type structure, the upper and lower respectively with hot water circulation takeover and plate condenser and circulating water pump connected to form Closed hot water circulation circuit, the inner cylinder is provided with a circular shaped baffle to prevent the hot water circulating in the water tank, the controller adopts a single-chip microcomputer, and the input end is a temperature sensor inserted in the water tank, and the output end controls Compressor, axial fan and circulating pump start and stop. The utility model adopts an axial fan, a circulating pump and a compressor interlocking control mode, and a basic operation mode controlled by the temperature difference and an economic operation mode controlled by a combination of a clock and a temperature difference so as to realize the safety and economy of the hot water supply And comfort.

The utility model which is applied for by Jiangsu Huayang New Energy Co., Ltd. (filing date: 2004.08.18) relates to an air source heat pump water heater, which solves the problems that the water tank of the existing air source heat pump water heater is placed on the roof with poor heat preservation effect, The utility model has the problems of large space occupying in the interior and comprises a water tank composed of an inner liner, a thermal insulation layer and a shell, a heat pump unit, a heat pump heat exchanger and a control part; the heat pump heat exchanger is arranged in the inner liner and is connected with the pipeline The heat pump unit is connected; there is water inlet and outlet on the water tank; vertical cubic water tank; slightly curved front of the shell, protruding from the surface of the tank; the upper front of the shell is provided with the control part of the control panel.

As can be seen from the table, air-source heat pump water heater as a new energy technology, domestic patent application from 2003 to apply, to September 2004 began to open. Beijing Greener Ring Energy Technology Co., Ltd., Yangzhou Hua Yang New Energy Co., Ltd., Shanghai Jiaotong University, Shandong Kang Temu Energy Co., Ltd. and other units and individuals in the field have some research results, and have introduced products to the market.

Related Products Shandong Kang Temu New Energy Co., Ltd. launched the 120-T5-EC-type domestic heat pump water heater tank volume 120L, rated power 0.56KW, the maximum input power 0.75KW, thermal efficiency 370%; host and jug integration design, work When the summer can provide free air conditioning, but also dehumidification. Power 220vAC / 50Hz, applicable to the maximum hot water temperature 55 ℃, working environment temperature 5 ℃ -40 ℃, equipment net weight 50kg, equipment size φ520mm × 1400mm, refrigerant type R417A, hot water compensation speed 45L / h, △ T = 40 ℃ , The liner pressure rating 0.75MPa, type I protection against electric shock, noise ≤ 54dBa, circulating air volume ≤ 600m3 / h.

By the Shanghai Jiaotong University, Jiangsu Hua Yang New Energy Co., Ltd. developed and production of energy to air air water heater, the air as energy, at the same volume, the use of solar energy than solar water heaters (with auxiliary electric heater) is more economical, only electric water heaters 1/4, gas water heater 1/3. For the peak valley price. The air can be intelligent management, using a new computer temperature control technology, full automation of the automatic operation. The air as a single heat source, water tank no electric pipe, water and electricity completely isolated, no safety problems, air heating does not produce waste water, waste, waste, green.

China Zhongyu Air-Conditioning Technology Development Co., Ltd., Foshan City, is indeed hot and cold equipment Co., Ltd. and Ningbo Bo Lang Thermal Equipment Co., Ltd. and other companies also have air-source heat pump water heater product coverage, the products include household and commercial two categories, The following selected part of the home-based air source heat pump water heater products for comparison of the main technical indicators:

COP Input power Heating capacity Tank capacity Noise Dimensions Shandong Kang Temu 3.7 560W / 120L ≤ 54dB 520 × 1400mm
In the air-cooled / 357W 1500W 100-250L 52dB 450 × 370 × 790mm
Foshan is indeed / 375W 2100W 110L / 550 × 1300mm
Ningbo Bo waves 4.0 980W / 150L ≤ 51dB 850 × 310 × 610mm
Taiwan Sai Gelan / 770W 3000W / ≤ 52dB /

Zhongyu Air Conditioning Technology Development Co., Ltd. introduced ZKRS-1.5T type air source heat pump sanitary water heater heating capacity 1.5kw, the average input power of 0.357kW, the maximum input power of 0.566kW, noise 52dB, vertical dimensions of 450 × 370 × 790mm, Net weight 35kg, supporting hot water tank capacity 100-250L.

Foshan City, is really hot and cold equipment Co., Ltd. introduced RBR-110Z household heat pump water heater power single phase ~ 220V / 50Hz, the compressor nominal input power 375W, heat 2100W, working medium R134a, tank volume 110L, the maximum water temperature 60 ℃ , Dimensions (diameter × height) Ø550 × 1300, net weight 90kg, rated pressure tank 0.7MPa.

Ningbo Bo Lang Thermal Equipment Co., Ltd. launched the air heat pump central water heater WE-150 using heat pump core technology, the system COP value of 4.0, using the United States SCL technology, the amethyst liner process, refrigerant lifetime leak-free technology to enhance the 1 / 4 hot water water. The main technical indicators: Model WE-150T, tank volume 150L, ​​power 220V, 50Hz, rated input power 980W, the maximum input power 1380W, rated current 4.5A, the maximum hot water temperature 55 ℃, the maximum hot water temperature 60 ℃, COP4 .0, working environment temperature -10-40 ℃, refrigerant charge 850g, hot water compensation speed 65L / h, △ t = 40 ℃, liner rated pressure 0.75MPa, noise ≤ 51dBa, size 850mm * 310mm * 610mm , Net weight heat pump host / tank 41kg / 56kg.

Taiwan Sagelan Electronic Technology Group launched the AONOK (Ao Nong Kai) home air-source heat pump water heaters large and small supply to meet the family's water needs, and a lasting temperature, not subject to restrictions on the characteristics of water pressure. The ANK-9K heat pump water heater rated heating capacity 65L / H, rated voltage / frequency 220V / 50Hz, heating 3kw, rated input power 770W, rated input current 3.7A, the maximum input power 1100W, noise ≤ 52dB (A) Technical parameters are working conditions: dry-bulb temperature of 20 degrees, the temperature of 15 degrees under the ball, the water temperature is 15 degrees, the rated outlet temperature of 55 degrees measured.

It can be seen that air source heat pump water heaters have been widely concerned by all the major domestic manufacturers and their energy saving, environmental protection and safety features are the ideal substitutes for electric water heaters.

references
Kang Temu home-based air source heat pump water heater China Construction News: Solar Energy 2004 Volume 10M -109-109
Energy music air water heater Jiangsu Hua Yang Solar Co., Ltd. product introduction

Air - source heat pump water heaters in the air - conditioning Technology Development Co., Ltd. Products

Indeed is the home heat pump water heater Foshan Co., Ltd. is really hot and cold Products Co., Ltd. product introduction

Air heat pump central water heater WE-150T
Ningbo Bo Lang Thermal Equipment Co., Ltd. product introduction

AONOK (Okun Kai) home air-source heat pump water heater Taiwan Sai Gelan Electronics Technology Group Products

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