CN101799205B - Heat pump hot water system capable of preparing high temperature hot water - Google Patents

Heat pump hot water system capable of preparing high temperature hot water Download PDF

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Publication number
CN101799205B
CN101799205B CN2010101224181A CN201010122418A CN101799205B CN 101799205 B CN101799205 B CN 101799205B CN 2010101224181 A CN2010101224181 A CN 2010101224181A CN 201010122418 A CN201010122418 A CN 201010122418A CN 101799205 B CN101799205 B CN 101799205B
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water
water tank
pump
heat pump
condenser
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CN101799205A (en
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刘新续
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Shanghai Naiji AI Polytron Technologies Inc
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SHANGHAI ENERGY SCIENCE AND TECHNOLOGY Ltd Co
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Abstract

The invention discloses a heat pump hot water system capable of preparing high temperature hot water, comprising an air source heat pump and a double-heat source heat pump. The heat pump hot water system is characterized in that a water inlet pipe and a water outlet pipe of a condenser A are respectively connected with a water tank A by pipelines; a water inlet pipe and a water outlet pipe of a condenser B are respectively connected with a water tank B by pipelines; a water inlet pipe and a water outlet pipe of an evaporator C are respectively connected with the water tank A by pipelines; and the water tank A and the water tank B are connected by pipelines and are respectively provided with an automatic water intake electromagnetic valve, and the water tank B is provided with a hot water supply pump. The invention has higher energy efficiency ratio of the heat pump compared with the prior art, and can realize continuous high temperature hot water preparation under lower environmental temperature, and the whole hot water preparation system has good energy saving effect when being operated at higher efficiency.

Description

A kind of heat pump hot-water system of producing high-temperature-hot-water
Technical field
The present invention relates to the heating equipment technical field, specifically a kind of heat pump hot-water system of producing high-temperature-hot-water.
Background technology
At present, heat pump water-heating machine is main with air-source heat pump hot water mainly on the market, promptly is that thermal source is produced hot water with the air.This single air-source heat pump hot water; The evaporating temperature of hot water machine is low when environment temperature is low, and the back pressure of compressor is also low, but it is identical when higher with environment temperature to produce the temperature of hot water; This just makes that the condensing pressure of hot water machine is still higher; The compression ratio of compressor is big, and the evaporating temperature of hot water machine is lower when environment temperature continues to reduce, and the back pressure of compressor is lower; The condensing pressure of hot water machine is still higher, and the compression ratio that compressor can provide is difficult to reach the compression ratio requirement of actual needs.Compressor is worked under this limiting condition of high compression ratio, can make compressor displacement fragile, and the COP value (Energy Efficiency Ratio) of compressor is very low, makes that the efficient of hot water machine is low, when environment temperature is low, is difficult to produce the hot water of required temperature.
Summary of the invention
A kind of heat pump hot-water system of producing high-temperature-hot-water that the objective of the invention is to be directed against the deficiency of prior art and provide; It is with the combination of air source heat pump and water source/air source heat pump; High-temperature-hot-water is realized producing the whole year in area that can be colder in the winter time; And whole heating moves under higher efficient, has good energy-saving effect.
The technical scheme that realizes the object of the invention is: a kind of heat pump hot-water system of producing high-temperature-hot-water; Comprise air source heat pump R1 and two thermal source (water source/air source) heat pumps; Air source heat pump is connected with the import of A condenser by the blast pipe of A compressor, and the outlet of A condenser is connected with the import of A flow controller, and the outlet of A flow controller is connected with the inlet tube of A evaporimeter; The air inlet pipe of the outlet of A evaporimeter and A compressor connects and composes closed circuit; Two thermals source (water source/air source) heat pump is connected with the import of B condenser by the blast pipe of B compressor, and the outlet of B condenser is connected with the import of B flow controller, and the outlet of B flow controller and A, B two magnetic valves also connect; The other end of A, B two magnetic valves is connected with the import of B, C two evaporimeters respectively; The outlet of B, C two evaporimeters also connects the back and connects and composes closed circuit with the air inlet pipe of B compressor, is characterized in that the inlet tube and outlet tube of A condenser is connected with the A water tank by pipeline respectively, and the pipeline that its water inlet pipe is connected with the A water tank is provided with the A circulating pump; The inlet tube and outlet tube of B condenser is connected with the B water tank by pipeline respectively, and the pipeline that its water inlet pipe is connected with the B water tank is provided with the B circulating pump; The inlet tube and outlet tube of C evaporimeter is connected with the A water tank by pipeline respectively, and the pipeline that its water inlet pipe is connected with the A water tank is provided with the C circulating pump; A, B two water tanks are connected by pipeline, and the pipeline of its connection is provided with water pump, and A, B two water tanks are respectively equipped with the magnetic valve of automatic water inlet, and the B water tank is provided with the heat supply water pump.
The Energy Efficiency Ratio that the present invention compared with prior art has heat pump is high, can be implemented under the lower situation of environment temperature and produce high-temperature-hot-water continuously, and whole heating moves under higher efficient, has good energy-saving effect.
Description of drawings
Accompanying drawing 1 is structural representation of the present invention
The specific embodiment
Consult accompanying drawing 1; Air source heat pump R1 of the present invention is connected with the import of A condenser 2 by the blast pipe of A compressor 1; The outlet of A condenser 2 is connected with the import of A flow controller 3; The outlet of A flow controller 3 is connected with 4 imports of A evaporimeter, and the outlet of A evaporimeter 4 and A compressor inleting pipe connect and compose closed circuit; Two thermals source (water source/air source) heat pump R2 is connected with the import of B condenser 22 by the blast pipe of B compressor 21; The outlet of B condenser 22 is connected with the import of B flow controller 23; The outlet of B flow controller 23 and A, B two magnetic valves 6,26 also connect; The other end of A magnetic valve 6 is connected with the import of B evaporimeter 24, and the other end of B magnetic valve 26 is connected with the import of C evaporimeter 5, and the outlet of B, C two evaporimeters 24,5 also connects the back and connects and composes closed circuit with the air inlet pipe of B compressor 21.
The inlet tube and outlet tube 11,12 of the A condenser 1 of air source heat pump R1 is connected with A water tank 7 by pipeline respectively, and the pipeline that its water inlet pipe 11 is connected with A water tank 7 is provided with A circulating pump 9.
The inlet tube and outlet tube 13,14 of the B condenser 22 of two thermals source (water source/air source) heat pump R2 is connected with B water tank 8 by pipeline respectively, and the pipeline that its water inlet pipe 13 is connected with B water tank 8 is provided with B circulating pump 29.
Inlet tube and outlet tube 15,16 on the C evaporimeter 5 of two thermals source (water source/air source) heat pump R2 is connected with A water tank 7 by pipeline respectively, and the pipeline that its water inlet pipe 15 is connected with A water tank 7 is provided with C circulating pump 39.
A water tank 7 and B water tank 8 are connected by pipeline, and the pipeline of its connection is provided with water pump 10, and A, B two water tanks 7,8 are respectively equipped with the magnetic valve 17,18 of automatic water inlet, and B water tank 8 is provided with heat supply water pump 19.
Embodiment 1
The present invention is under the lower situation of environment temperature; Start the A circulating pump 9 that is connected with the water inlet pipe 11 of A condenser 2 earlier; Open air source heat pump R1 then; Air source heat pump R1 will get into the water heat temperature raising in the A condenser 2 through absorbing airborne heat, send A water tank 7 by the outlet pipe 12 of A condenser 2 back to through pipeline, and A circulating pump 9 is sent the water in the A water tank 7 into the 2 circulation heating of A condenser.Treat water in the A water tank 7 be recycled be heated to 20~30 ℃ after; Open water pump 10 and two thermal source (water source/air source) heat pump R2; Water pump 10 is transported to B water tank 8 with the water in the A water tank 7; According to the operation that the water level and the variations in temperature of A, B two water tanks 7,8 are controlled water pump 10, magnetic valve 17,18 carries out moisturizing automatically according to the water level of A, B two water tanks 7,8.
, opens two thermals source (water source/air source) heat pump R2 the B circulating pump 29 that is connected with the water inlet pipe 13 of B condenser 22 when starting; The magnetic valve 6 that be connected with B evaporimeter 24 this moment cuts out; The magnetic valve 26 that is connected with C evaporimeter 5 is opened; Two thermals source (water source/air source) heat pump R2 is heated to 60~70 ℃ through the heat that absorbs water in the A water tank 7 with the water in the B water tank 8, by heat supply water pump 19 hot water in the B water tank 8 is supplied the user then.
Hydro-thermal amount in the A water tank 7 is absorbed the back temperature and can reduces, and air source heat pump R1 is heated to uniform temperature with the water in the A water tank 7 again, and two then thermal source (water source/air source) heat pump R2 heat the water in the B water tank 8 through the heat that absorbs water in the A water tank 7.So both can be implemented under the lower situation of environment temperature and produced high-temperature-hot-water, colder especially in the winter time area realizes producing high-temperature-hot-water the whole year, can let whole system under higher efficient, move again.
Embodiment 2
The present invention is under the environment temperature condition with higher; Start the A circulating pump 9 that is connected with the water inlet pipe 11 of A condenser 2 earlier; Open air source heat pump R1 then; Air source heat pump R1 sends A water tank 7 circulation heating by the outlet pipe 12 of A condenser 2 through pipeline through absorbing the water heat temperature raising that airborne heat will get into A condenser 2, treat A water tank 7 interior water be recycled be heated to 30~40 ℃ after; Open two thermal source (water source/air source) R2 and water pump 10; Water pump 10 is transported to B water tank 8 with the water in the A water tank 7, and according to the operation that the water level and the variations in temperature of A, B two water tanks 7,8 are controlled water pump 10, magnetic valve 17,18 carries out moisturizing automatically according to the water level of A, B two water tanks 7,8.
When two thermals source (water source/air source) heat pump R2 starts, open the B circulating pump 29 that is connected with the water inlet pipe 13 of B condenser 22, the magnetic valve 6 that be connected with B evaporimeter 24 this moment is opened, and the magnetic valve 26 that is connected with C evaporimeter 5 cuts out.Two thermals source (water source/air source) heat pump R2 is heated to 60~70 ℃ through absorbing airborne heat with the water in the B water tank 8; By heat supply water pump 19 hot water in the B water tank 8 is supplied the user then, can be implemented in like this under the environment temperature condition with higher and produce high-temperature-hot-water.
Embodiment 3
The present invention is under the situation of environment temperature very high (more than 15 ℃); Start the A circulating pump 9 that is connected with the water inlet pipe 11 of A condenser 2; Open air source heat pump R1 then; Air source heat pump R1 sends A water tank 7 by the outlet pipe 12 of A condenser 2 through pipeline through absorbing the water heat temperature raising that airborne heat will get into A condenser 2, and the circulation heating is heated to 40~50 ℃ with the water in the A water tank 7 like this; Start water pump 10 then the water in the A water tank 7 is transported in the B water tank 8, the hot water in the B water tank 8 is supplied the user by heat supply water pump 19.According to the operation that the water level and the variations in temperature of A water tank 7 are controlled water pump 10, magnetic valve 17 carries out moisturizing automatically according to the water level of A water tank 7.
The present invention also can compose in series heat pump hot-water system with several air source heat pumps R1, heat pump R2; To produce the more hot water of high temperature; Above embodiment just is further described the present invention; Be not in order to the restriction this patent, all for the present invention's equivalence enforcement, all should be contained within the claim scope of this patent.

Claims (1)

1. the heat pump hot-water system that can produce high-temperature-hot-water; Comprise air source heat pump and double heat source heat pump; Air source heat pump is connected with the import of A condenser by the blast pipe of A compressor, and the outlet of A condenser is connected with the import of A flow controller, and the outlet of A flow controller is connected with the import of A evaporimeter; The air inlet pipe of the outlet of A evaporimeter and A compressor connects and composes closed circuit; Double heat source heat pump is connected with the import of B condenser by the blast pipe of B compressor, and the outlet of B condenser is connected with the import of B flow controller, and the outlet of B flow controller and A, B two magnetic valves also connect; The other end of A, B two magnetic valves is connected with the import of B, C two evaporimeters respectively; The outlet of B, C two evaporimeters also connects the back and connects and composes closed circuit with the air inlet pipe of B compressor, it is characterized in that the inlet tube and outlet tube of A condenser is connected with the A water tank by pipeline respectively, and the pipeline that its water inlet pipe is connected with the A water tank is provided with the A circulating pump; The inlet tube and outlet tube of B condenser is connected with the B water tank by pipeline respectively, and the pipeline that its water inlet pipe is connected with the B water tank is provided with the B circulating pump; The inlet tube and outlet tube of C evaporimeter is connected with the A water tank by pipeline respectively, and the pipeline that its water inlet pipe is connected with the A water tank is provided with the C circulating pump; A, B two water tanks are connected by pipeline; The pipeline of its connection is provided with water pump; According to the operation that the water level and the variations in temperature of A, B two water tanks are controlled water pump, A, B two water tanks are respectively equipped with the magnetic valve of automatic water inlet, and the B water tank is provided with the heat supply water pump; With the hot water supply user in the B water tank, said pair of thermal source is water source/air source by the heat supply water pump.
CN2010101224181A 2010-03-11 2010-03-11 Heat pump hot water system capable of preparing high temperature hot water Active CN101799205B (en)

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Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102679542B (en) * 2011-03-15 2015-03-11 田科 Operating method for Self-source closed cycle heat pump unit
CN103105016A (en) * 2011-11-09 2013-05-15 高亚民 Double working medium cascading directly-heated type heat pump hot water unit
CN102563967B (en) * 2012-02-27 2014-07-09 德华科电器科技(安徽)有限公司 Dual-system fluoride-free energy-saving air source heat pump multipurpose machine
CN102721174A (en) * 2012-06-14 2012-10-10 华南理工大学 Household variable-capacitance stepless regulation instant heat-pump water heater
CN105953428A (en) * 2016-07-20 2016-09-21 吴有伟 Circulation system for utilizing heat energy of refrigerating device to water heater
CN111750525A (en) * 2020-05-28 2020-10-09 河南省中能联建地热工程有限公司 Double-source hot water unit based on air source and water source double heat sources

Citations (6)

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Publication number Priority date Publication date Assignee Title
CN2643227Y (en) * 2003-09-04 2004-09-22 山东康特姆新能源有限公司 Air source heat pump type water heater
CN2809499Y (en) * 2005-06-14 2006-08-23 松下电器产业株式会社 Heat pump water heater
CN2874348Y (en) * 2005-12-29 2007-02-28 黄永伟 Solar water heater using auxiliary heat source as heat pump
EP1818588A1 (en) * 2006-02-09 2007-08-15 REHAU AG + Co Hose arrangement and its production method
CN101191681A (en) * 2006-11-30 2008-06-04 胡龙 Solar energy heat pipe heat pump device and its implementing method
CN201615602U (en) * 2010-03-15 2010-10-27 上海艾耐基节能科技有限公司 Heat pump hot water system capable of producing high-temperature hot water

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2643227Y (en) * 2003-09-04 2004-09-22 山东康特姆新能源有限公司 Air source heat pump type water heater
CN2809499Y (en) * 2005-06-14 2006-08-23 松下电器产业株式会社 Heat pump water heater
CN2874348Y (en) * 2005-12-29 2007-02-28 黄永伟 Solar water heater using auxiliary heat source as heat pump
EP1818588A1 (en) * 2006-02-09 2007-08-15 REHAU AG + Co Hose arrangement and its production method
CN101191681A (en) * 2006-11-30 2008-06-04 胡龙 Solar energy heat pipe heat pump device and its implementing method
CN201615602U (en) * 2010-03-15 2010-10-27 上海艾耐基节能科技有限公司 Heat pump hot water system capable of producing high-temperature hot water

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Address after: 200092, room 903-32, Tongji Science and Technology Park, 65 Chifeng Road, Shanghai, Yangpu District

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