CN201983518U - Solar heat pump and dynamic heat pipe compound system - Google Patents

Solar heat pump and dynamic heat pipe compound system Download PDF

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Publication number
CN201983518U
CN201983518U CN2011200542026U CN201120054202U CN201983518U CN 201983518 U CN201983518 U CN 201983518U CN 2011200542026 U CN2011200542026 U CN 2011200542026U CN 201120054202 U CN201120054202 U CN 201120054202U CN 201983518 U CN201983518 U CN 201983518U
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CN
China
Prior art keywords
heat pipe
heat
pipe
pump
communicated
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Expired - Lifetime
Application number
CN2011200542026U
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Chinese (zh)
Inventor
裴刚
郑仁春
季杰
张涛
符慧德
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University of Science and Technology of China USTC
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University of Science and Technology of China USTC
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Priority to CN2011200542026U priority Critical patent/CN201983518U/en
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Publication of CN201983518U publication Critical patent/CN201983518U/en
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Abstract

The utility model relates to a solar heat pump and a dynamic heat pipe compound system. The system comprises a compressor, a water cold condenser, an evaporator, a throttling mechanism, an indoor air cold heat exchanger, an outdoor air cold heat exchanger and a heat pump system, wherein the heat pump system is formed by the connection of an electromagnetic valve and a pipeline; a heat pipe evaporation pipe and a heat pipe backflow pipe are additionally adopted; one end of the heat pipe evaporation pipe is communicated with a water cooling condenser inlet; the other end of the heat pipe evaporation pipe is communicated with an evaporator outlet; the heat pipe evaporation pipe is provided with the electromagnetic valve; one end of the heat pipe backflow pipe is communicated with a water cold condenser outlet; the other end is communicated with an evaporator inlet; the heat pipe backflow pipe is provided with a backflow work medium pump and the electromagnetic valve; and the heat pipe evaporation pipe, the water cold condenser, the heat pipe back-flow pipe and the evaporator form an annular dynamic loop. According to the operation mechanism of the solar heat pump and the dynamic heat pipe, both the solar heat pump and the dynamic heat pipe are combined to realize multiple functions through switching operation between the heat pump and the heat pipe, therefore, the practicability of the system is improved, the consumption of the conventional energy source is reduced, and the comprehensive efficiency of the system is also improved.

Description

Solar heat pump and power heat pipe composite system
Technical field
The utility model belongs to the Application of Solar Energy field, relates to the solar heat pump and heat pipe system.
Technical background
Energy problem is the matter of utmost importance that current socio-economic development faces.Energy shortage and efficiency of energy utilization have lowly seriously limited economic development.Solar energy becomes important traditional energy substitute because of the characteristics as regenerative resource and environmental protection.
The solar heat pump technology is a kind of mode of utilizing that solar energy-the Re conversion combines with heat pump circulating system.According to correlative study as can be known, comparing with traditional air-cooled heat pump, is thermal source with solar energy irradiation, and the heat pump performance of heat pump is better.But in the running of solar heat pump, the compression process of compressor need consume more electric energy, and does not need to heat under summer and other hot weathers, only need provide the domestic hot-water.So when solar irradiation preferably the time, passive heat control heat-obtaining water can satisfy the hot water needs, if still adopt solar energy heat pump system to produce the waste that hot water will cause the energy.
Hot pipe technique utilizes the Rapid Thermal hereditary property of heat-conduction principle and refrigeration filling, and working medium is in two-phase section during evaporation, and temperature approaches constant temperature, and heat pipe is a kind of good heat tool for transmitting.Heat pipe and heat pump are combined, not only can provide hot water the whole year, and save energy resource consumption.If the simple gravity assisted heat pipe that uses, efficient obviously can reduce greatly because on-way resistance increases on large-scale loop, and the relative position of the condensation water tank of gravity assisted heat pipe must be to be higher than the evaporimeter position, and is cumbersome in the water tank location arrangement.
Summary of the invention
For solve above-mentioned in heat pipe circuit inefficiency and the condensation water tank relative position problem that is difficult to change, the utility model adopts annular power heat pipe, and combines with solar energy heat pump system and to have proposed a kind of solar heat pump and power heat pipe composite system.
The technical solution that realizes above-mentioned purpose is as follows:
Solar heat pump and power heat pipe composite system comprise the heat pump that compressor, water-cooled condenser, evaporimeter, throttle mechanism, indoor air cooling heat exchanger, outdoor air cooling heat exchanger, magnetic valve and pipeline connect to form; Compressor is communicated with condenser, evaporimeter and throttle mechanism by cross valve; Indoor air cooling heat exchanger in the water-cooled condenser parallel connection, and outdoor air cooling heat exchanger in the evaporimeter parallel connection.
Also comprise heat pipe evaporation tube and heat pipe return duct; One end of heat pipe evaporation tube is being communicated with the water-cooled condenser inlet, and the other end is being communicated with evaporator outlet, and the heat pipe evaporation tube is provided with magnetic valve V8; One end of heat pipe return duct is being communicated with the water-cooled condenser outlet, and the other end is being communicated with evaporator inlet, and the heat pipe return duct is provided with backflow working medium pump 5 and magnetic valve V9; Described heat pipe evaporation tube, water-cooled condenser, heat pipe return duct and evaporimeter looping power loop.
Described evaporimeter is provided with liquid level sensor.
It is last with combining of working medium pump that useful technique effect of the present utility model is embodied in heat pipe, by the working medium flow and the heat conduction power of working medium pump adjusting heat pipe, and the efficient of control heat pipe; Owing to there has been working medium pump that power is provided, the position of condensation water tank is just relatively more flexible, and can be placed on needs the local of hot water or other local easily; The power heat pipe can use identical refrigeration working medium with solar heat pump inside.Operation mechanism according to solar heat pump and power heat pipe combines the composition hybrid system with the two, and according to the needs of external condition and heating and refrigeration, switchover operation is realized the application of multiple function between heat pump and heat pipe.The utility model solar heat pump and power heat pipe composite system have not only improved the practicality of system, reduce the consumption of conventional energy resource, have also improved the overall efficiency of system.
The method of operation of power heat pipe: liquid working substance absorbs the evaporation of solar energy irradiation in evaporimeter, gas is because the pressure effect enters into water-cooled condenser, in condenser, condense into liquid, drawn back realization circulation in the evaporimeter by working medium pump, liquid level sensor is arranged in the evaporimeter, by the power of liquid level control working medium pump, thus the working medium flow in the control circulation.
The cooling operation mode of solar heat pump: liquid working substance flashes to gas in indoor heat absorption, gas becomes gases at high pressure through compressor compresses, equipressure is condensed into liquid in the gases at high pressure inlet chamber external condenser, and highly pressurised liquid becomes low pressure liquid through choke valve and enters indoor evaporator heat absorption and finish a circulation.
Winter, system switched to the heat pump heating state, was building heating.When solar irradiation was good, the power heat pipe can provide the domestic hot-water separately.Be controlled under the stable duty by working medium pump simultaneously.
Summer, system switched to the heat pump refrigerating state, freezed.When solar irradiation was good, the work of power heat pipe provided the domestic hot-water, was controlled under the stable duty by working medium pump simultaneously.
By the switching between power heat pipe and the solar heat pump, satisfy the demand of people's different times.
The useful technique effect of the utility model structure embodies in the following areas:
1, on the heat pipe return line, is provided with working medium pump,, can regulates the working medium flow on the heat pipe circuit for the heat pipe circulation provides power.
2, be provided with liquid level sensor in evaporimeter, the power of the control system control working medium pump that sensor connects makes stability of flow.
3, compare with gravity assisted heat pipe, provide power by working medium pump, condensation water tank need not to be placed on relative eminence, can place on demand.
4, be equipped with magnetic valve on the different pipelines of system, control the various functions that different magnetic valves come switched system.
Description of drawings
Fig. 1 is the structural representation of the utility model system.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is done to describe further by embodiment.
Embodiment:
Referring to Fig. 1, solar heat pump and power heat pipe composite system comprise the heat pump that compressor 1, cross valve 2, water-cooled condenser 3, evaporimeter 4, throttle mechanism, indoor air cooling heat exchanger 6, outdoor air cooling heat exchanger 7, magnetic valve and pipeline connect to form; Compressor 1 is communicated with water-cooled condenser 3, evaporimeter 4 and throttle mechanism by cross valve 2; Water-cooled condenser 3 indoor air cooling heat exchangers 6 in parallel, evaporimeter 4 outdoor air cooling heat exchangers 7 in parallel; The import of water-cooled condenser 3 and outlet are separately installed with condensation import magnetic valve V1 and condensation outlet magnetic valve V5; The import of evaporimeter 4 and outlet are separately installed with evaporation import magnetic valve V3 and evaporation outlet magnetic valve V2; Be separately installed with indoor electric magnet valve V6 and outdoor magnetic valve V7 on indoor air cooling heat exchanger 6 and the outdoor air cooling heat exchanger 7; Be provided with magnetic valve V4 between the outlet of condensation outlet magnetic valve V5 and the evaporation import magnetic valve V3 import.On the evaporimeter 4 liquid level sensor is installed.
Also comprise heat pipe evaporation tube 9 and heat pipe return duct 10; One end of heat pipe evaporation tube 9 is being communicated with water-cooled condenser 3 inlets, and the other end is being communicated with evaporimeter 4 outlets, and magnetic valve V8 is installed on the heat pipe evaporation tube 9; One end of heat pipe return duct 10 is being communicated with water-cooled condenser 3 outlets, and the other end is being communicated with evaporimeter 4 inlets, and backflow working medium pump 5 and magnetic valve V9 are installed on the heat pipe return duct 10.Heat pipe evaporation tube 9, water-cooled condenser 3, heat pipe return duct 10 and evaporimeter 4 looping power loops.
Operation principle of the present utility model is as follows:
(1), winter building and heating
The operation of heat pump mode, it is as follows to circulate: compressor 1 → indoor air cooling heat exchanger 6 → choke valve → evaporimeter 4(or outdoor air cooling heat exchanger 7) → and compressor 1, see Fig. 1 hollow core direction of arrow.
(2), produce the domestic hot-water whole year
When solar irradiation was better, with the power heat pipe method of operation, it was as follows to circulate: evaporimeter 4 → heat pipe evaporation tube 9 → water-cooled condenser 3 → heat pipe return duct 10 → evaporimeter 4, see dotted arrow among Fig. 1;
When solar irradiation is bad, use the operation of heat pump mode, it is as follows to circulate: compressor 1 → water-cooled condenser 3 → choke valve → evaporimeter 4(or outdoor air cooling heat exchanger 7) → compressor 1.
(3), the double water that heats of refrigeration in summer
Heat pipe and heat pump move simultaneously, kind of refrigeration cycle: compressor 1 → outdoor air cooling heat exchanger 7 → choke valve → indoor air cooling heat exchanger 6 → compressor 1, see black arrow direction among Fig. 1; The heat control hot water circuit: evaporimeter 4 → heat pipe evaporation tube 9 → water-cooled condenser 3 → heat pipe return duct 10 → evaporimeter 4, see dotted arrow among Fig. 1.

Claims (1)

1. solar heat pump and power heat pipe composite system comprise the heat pump that compressor, water-cooled condenser, evaporimeter, throttle mechanism, indoor air cooling heat exchanger, outdoor air cooling heat exchanger, magnetic valve and pipeline connect to form; Compressor is communicated with condenser, evaporimeter and throttle mechanism by cross valve; Indoor air cooling heat exchanger in the water-cooled condenser parallel connection, and outdoor air cooling heat exchanger in the evaporimeter parallel connection, it is characterized in that:
Also comprise heat pipe evaporation tube and heat pipe return duct; One end of heat pipe evaporation tube is being communicated with the water-cooled condenser inlet, and the other end is being communicated with evaporator outlet, and the heat pipe evaporation tube is provided with magnetic valve (V8); One end of heat pipe return duct is being communicated with the water-cooled condenser outlet, and the other end is being communicated with evaporator inlet, and the heat pipe return duct is provided with backflow working medium pump (5) and magnetic valve (V9); Described heat pipe evaporation tube, water-cooled condenser, heat pipe return duct and evaporimeter looping power loop;
Described evaporimeter is provided with liquid level sensor.
CN2011200542026U 2011-03-04 2011-03-04 Solar heat pump and dynamic heat pipe compound system Expired - Lifetime CN201983518U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011200542026U CN201983518U (en) 2011-03-04 2011-03-04 Solar heat pump and dynamic heat pipe compound system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011200542026U CN201983518U (en) 2011-03-04 2011-03-04 Solar heat pump and dynamic heat pipe compound system

Publications (1)

Publication Number Publication Date
CN201983518U true CN201983518U (en) 2011-09-21

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Application Number Title Priority Date Filing Date
CN2011200542026U Expired - Lifetime CN201983518U (en) 2011-03-04 2011-03-04 Solar heat pump and dynamic heat pipe compound system

Country Status (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102095234A (en) * 2011-03-04 2011-06-15 中国科学技术大学 Solar heat pump and power heat pipe compound system
CN102589204A (en) * 2012-03-13 2012-07-18 上海交通大学 Refrigeration circulating system with separated heat pipe loop coupled with evaporator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102095234A (en) * 2011-03-04 2011-06-15 中国科学技术大学 Solar heat pump and power heat pipe compound system
CN102589204A (en) * 2012-03-13 2012-07-18 上海交通大学 Refrigeration circulating system with separated heat pipe loop coupled with evaporator

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CX01 Expiry of patent term

Granted publication date: 20110921

CX01 Expiry of patent term