CN102997486B - The auxiliary hot accumulating type solar absorption type refrigerating unit of a kind of combustion gas - Google Patents
The auxiliary hot accumulating type solar absorption type refrigerating unit of a kind of combustion gas Download PDFInfo
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- CN102997486B CN102997486B CN201210589560.6A CN201210589560A CN102997486B CN 102997486 B CN102997486 B CN 102997486B CN 201210589560 A CN201210589560 A CN 201210589560A CN 102997486 B CN102997486 B CN 102997486B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/62—Absorption based systems
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- Heat-Pump Type And Storage Water Heaters (AREA)
- Sorption Type Refrigeration Machines (AREA)
Abstract
The auxiliary hot accumulating type solar absorption type refrigerating unit of a kind of combustion gas disclosed by the invention, comprise heat conduction fuel tank, heat conduction fuel tank is connected with the first pump, the first hot water storage tank, the auxiliary thermal of combustion gas, the second pump, solar thermal collector, refrigeration machine and the 3rd pump by pipeline, the auxiliary thermal of combustion gas is connected with the first hot water storage tank, the first pump, and solar thermal collector is connected with the second pump; Refrigerator inside is provided with the second hot water storage tank; Pipeline between solar thermal collector and heat conduction fuel tank is connected with the first heat pipe, the first heat pipe is through generator; Generator is connected with the second heat pipe, the second heat pipe is through the second hot water storage tank; 3rd heat pipe is through the second hot water storage tank and one end is connected to the 3rd pump, and the other end is connected to heat conduction fuel tank; Generator is provided with the first water inlet and delivery port, the first hot water storage tank is provided with the second water inlet and delivery port, refrigeration machine is provided with refrigerant inlet and outlet.This invention ensures that the round-the-clock normal work of refrigerating plant.
Description
Technical field
The invention belongs to solar facilities technical field, be specifically related to the auxiliary hot accumulating type solar absorption type refrigerating unit of a kind of combustion gas.
Background technology
Absorption refrigeration utilizes the change of solution concentration to obtain the device of cold, and namely cold-producing medium absorbs heat evaporation under a certain pressure, takes away surrounding medium heat, freezes to medium, recycling absorbent absorption refrigeration agent steam.Flash-pot low-pressure steam out enters absorber and by absorbent strong absorption, in absorption process, the liberated heat water-band that is cooled is walked, the concentrated solution formed is evaporated by after heat source by being pumped in generator, produce high steam and enter condenser cooling, and after the weak solution decompression stayed, be back to absorber, complete a circulation.It is equivalent to replace compressor with absorber and generator, consumption be heat energy.
The research of absorption solar energy Refrigeration Technique is relatively more extensive, Patents as:
Utility model patent title: solar phase-change heat storage absorption refrigeration device
Application Number (patent): CN200920304017.0
Wherein, utility model " solar phase-change heat storage absorption refrigeration device " have studied a kind of solar phase-change heat storage absorption refrigeration device, comprise by generator, condenser, choke valve, evaporimeter, evaporation pump, absorber, absorption pump, the Absorption Refrigerator that generating pump and solution heat exchanger are formed and by solar thermal collector, temperature-sensing valve, the thermal source of hot water storage tank and heat-exchanger pump composition, generator is communicated with absorber by two-way pipeline, generator, condenser, evaporimeter and absorber form a circulation line, evaporimeter is connected with cold and warm air heating radiator by pipeline, and refrigerating capacity is sent into the refrigerating chamber that need freeze.Because solar energy has round the clock and the change such as rain or shine, be a kind of intermittence and the instable energy, existing solar refrigeration and air-conditioning technical all fail the working stability sex chromosome mosaicism of desirable solution solar refrigeration system.
Summary of the invention
The object of the present invention is to provide the auxiliary hot accumulating type solar absorption type refrigerating unit of a kind of combustion gas, solve prior art cannot when environment, Changes in weather the problem of steady operation.
The technical solution adopted in the present invention is: the auxiliary hot accumulating type solar absorption type refrigerating unit of combustion gas, comprise heat conduction fuel tank, heat conduction fuel tank is connected with the first pump, the first hot water storage tank, the auxiliary thermal of combustion gas, the second pump, solar thermal collector, refrigeration machine and the 3rd pump by pipeline, the auxiliary thermal of combustion gas is connected with the first hot water storage tank, the first pump by pipeline, and solar thermal collector is connected with the second pump; Refrigerating device inner is provided with generator; Pipeline between solar thermal collector and heat conduction fuel tank is connected with the first heat pipe, the first heat pipe is through the second hot water storage tank; Second hot water storage tank is connected with the second heat pipe, the second heat pipe is through generator; 3rd heat pipe is through generator and one end is connected to the 3rd pump, and the other end is connected to heat conduction fuel tank; Second hot water storage tank is provided with the first water inlet and the first delivery port, the first hot water storage tank is provided with the second water inlet and the second delivery port, refrigeration machine is provided with refrigerant inlet and refrigerant outlet.
Feature of the present invention is also,
Solar thermal collector inside is provided with and is no less than 30 heat collecting sheets.
The invention has the beneficial effects as follows: the round-the-clock normal work that can ensure refrigerating plant, improve the continuation of solar energy absorption type refrigeration device work, stability and reliability, and refrigerating plant of the present invention also has as user provides the function of hot water for life concurrently.
Accompanying drawing explanation
Fig. 1 is the structural representation of refrigerating plant of the present invention.
In figure, 1 first pump, 2 first hot water storage tanks, the auxiliary thermal of 3 combustion gas, 4 second pumps, 5 solar thermal collectors, 6 heat collecting sheets, 7 second hot water storage tanks, 8 first water inlet pipes, 9 first outlet pipes, 10 generators, 11 refrigerant inlet, 12 refrigerant outlets, 13 refrigeration machines, 14 the 3rd pumps, 15 heat conduction fuel tanks, 16 second water inlet pipes, 17 second outlet pipes, 18 first heat pipes, 19 second heat pipes, 20 the 3rd heat pipes.
Detailed description of the invention
Below in conjunction with detailed description of the invention, the present invention is described in detail.
As shown be the structural representation of solar energy absorption type refrigeration device of the present invention, comprise heat conduction fuel tank 15, heat conduction fuel tank 15 is connected with the first pump 1, first hot water storage tank 2, combustion gas auxiliary thermal 3, second pump 4, solar thermal collector 5, refrigeration machine 13 and the 3rd pump 14 by pipeline, the auxiliary thermal 3 of combustion gas is connected with the first hot water storage tank 2, first pump 1 by pipeline, and solar thermal collector 5 is connected with the second pump 4; Refrigeration machine 13 inside is provided with generator 10; Pipeline between solar thermal collector 5 and heat conduction fuel tank 15 is connected with the first heat pipe 18, first heat pipe 18 through the second hot water storage tank 7; Second hot water storage tank 7 is connected with the second heat pipe 19, second heat pipe 19 through generator 10; 3rd heat pipe 20 is through generator 10 and one end is connected to the 3rd pump 14, and the other end is connected to heat conduction fuel tank 15; Second hot water storage tank 7 is provided with on the first water inlet 8 and the first delivery port 9, first hot water storage tank 2 and is provided with the second water inlet 16 and the second delivery port 17, refrigeration machine 13 is provided with refrigerant inlet 11 and refrigerant outlet 12.
Solar thermal collector 5 inside is provided with and is no less than 30 heat collecting sheets 6.
Specific works process is as follows:
The kind of refrigeration cycle of solar energy Direct driver
When solar energy is enough, the conduction oil heated by solar thermal collector 5 is under the effect of the second pump 4 and the 3rd pump 14, enter heat conduction fuel tank 15, according to heat transfer convective principles, in On The Cycle Working Process, the top of the conduction oil conduction oil that always temperature is higher in heat conduction fuel tank 15, bottom is the conduction oil that temperature is lower, the two ends of the 3rd heat pipe 20 are arranged at the oil reservoir of different temperatures respectively, and be connected to refrigeration machine 13, when high temperature heat conductive oil is under the effect of the 3rd pump 14, refrigeration machine 13 is flow to by the 3rd heat pipe 20, heat exchange is carried out in refrigeration machine 13, after refrigeration machine 13 obtains heat, its inner each part works accordingly, namely conduction oil carries out heat exchange in generator 10, heat just enters generator 10, the operation principle of generator 10 inside is: concentrated ammonia liquor absorbs heat and becomes ammonia steam, ammonia steam enters condenser under the effect of internal system pump, heat is released when condensation becomes ammonia liquid in condenser, heating and cooling agent, the temperature of cold-producing medium is raised, system sends refrigeration machine 13 cold-producing medium higher for temperature by refrigerant outlet 12, that just can carry out needing heats.
When ammonia liquid enters evaporimeter, when evaporating in evaporimeter, will heat in absorption refrigeration agent, the temperature of cold-producing medium is reduced, and system sends refrigeration machine 13 cold-producing medium lower for temperature, just can carry out the refrigeration needed.
Cold-producing medium is supplemented by refrigerant inlet 11.
Simultaneously, the conduction oil temperature completing heat exchange at generator 10 reduces, the conduction oil that temperature is lower, flows back to from refrigeration machine 13 and enters heat conduction fuel tank 15 under the effect of the 3rd pump 14, mixes with the storage oil in heat conduction fuel tank 15, in heat conduction fuel tank 15, according to heat transfer convective principles, the bottom of conduction oil in heat conduction fuel tank 15 is the conduction oil that temperature is lower, under the effect of the second pump 4, get back to solar thermal collector 5 from heat conduction fuel tank 15.Again absorb heat at solar thermal collector 5, temperature raises, and carries out the work of next circulation.So, move in circles, refrigeration system is worked continually and steadily.
Solar energy---the auxiliary refrigeration heat circulation of combustion gas
When solar energy is not enough, (temperature of conduction oil is less than design temperature T
1), the heat of solar thermal collector 5, preheats conduction oil, and the conduction oil that temperature is not high is introduced into heat conduction fuel tank 15.
At this moment, the sensor of control system detects that the conduction oil temperature of heat conduction fuel tank 15 li does not reach design temperature, the auxiliary thermal 3 of combustion gas will be opened, in the auxiliary thermal 3 of combustion gas, heat conduction fuel tank 15 is flowed back to after conduction oil is heated, conduction oil temperature in heat conduction fuel tank 15 is raised further, the conduction oil of heat flows to refrigeration machine 13 again, heat exchange is carried out in refrigeration machine 13, after refrigeration machine 13 obtains heat, its inner each part works accordingly, namely conduction oil carries out heat exchange in generator 10, heat just enters generator 10, the operation principle of generator 10 inside is: concentrated ammonia liquor absorbs heat and becomes ammonia steam, ammonia steam enters condenser under the effect of internal system pump, heat is released when condensation becomes ammonia liquid in condenser, heating and cooling agent, the temperature of cold-producing medium is raised, system sends refrigeration machine 13 cold-producing medium higher for temperature by refrigerant outlet 12, that just can carry out needing heats.
When ammonia liquid enters evaporimeter, when evaporating in evaporimeter, will heat in absorption refrigeration agent, the temperature of cold-producing medium is reduced, and system sends refrigeration machine 13 cold-producing medium lower for temperature, just can carry out the refrigeration needed.
Cold-producing medium is supplemented by refrigerant inlet 11.
Under the effect of the 3rd pump 14, from the conduction oil that the temperature of refrigeration machine 13 outflow is lower, heat conduction fuel tank 15 is entered through heat conduction, carry out mixing and heat trnasfer in heat conduction fuel tank 15, in the bottom that temperature is lower, a part gets back at the flows by action of the second pump 4 heat absorption that solar thermal collector 5 carries out next circulation; A part gets back to the auxiliary thermal 3 of combustion gas at the flows by action of the first pump 1, is again heated and carries out next circulation.So, periodic duty.
The direct kind of refrigeration cycle of the auxiliary heat of combustion gas
When the heat that solar thermal collector 5 is collected quite lacks, system sensor detects that the temperature of conduction oil is too low and (is less than design temperature T
2, T
2<T
1), at this moment, close solar thermal collector 5, the energy of whole refrigeration system is provided by the auxiliary thermal 3 of combustion gas.In the auxiliary thermal 3 of combustion gas, conduction oil is heated rear inflow heat conduction fuel tank 15, and the low temperature conduction oil temperature in heat conduction fuel tank 15 is raised, and the conduction oil of heat is from the flows by action at the 3rd pump 14 to refrigeration machine 13, in refrigeration machine 13, carry out heat exchange, that carries out needing heats or freezes.
Under the effect of the 3rd pump 14, the conduction oil lower from the temperature of refrigeration machine 13 outflow enters heat conduction fuel tank 15, carries out mixing and heat trnasfer, get back to the auxiliary thermal 3 of combustion gas at the flows by action of the first pump 1 in heat conduction fuel tank 15, is again heated and carries out next circulation.So, periodic duty.
Auxiliary heat water circulation
At north of china in winter, when needs system provides hot water for life, the high temperature heat conductive oil flowed out from solar thermal collector 5 is made to carry out into the second hot water storage tank 7 through the first heat pipe 18, and the water of the second hot water storage tank 7 li is heated, the water temperature of the second hot water storage tank 7 raises, and the water that temperature is higher is supplied to user from the first outlet pipe 9 and uses.
At the weather that solar energy is more weak, the water temperature of the second hot water storage tank 7 can not meet instructions for use, now the first hot water storage tank 2 is previous stage water tanks of the second hot water storage tank 7, at this moment, allow the warm water of the second hot water storage tank 7 enter the first hot water storage tank 2, the conduction oil heated through the auxiliary thermal 3 of combustion gas flows through the first hot water storage tank 2, further heats the warm water of the first hot water storage tank 2 li, reach the water temperature meeting user's instructions for use, release from the second outlet pipe 17.
If there is no solar energy, then directly utilize the water of the auxiliary thermal 3 of combustion gas to the first hot water storage tank 2 to heat, release hot water for user from the second outlet pipe 17.
When solar energy is sufficient, the hot water of the second hot water storage tank 7 li enters refrigeration machine 13 by the second heat pipe 19, in refrigeration machine 13, carry out heat exchange; At this moment, also enter refrigeration machine 13 after the conduction oil that the auxiliary thermal 3 of combustion gas heats enters heat conduction fuel tank 15, in cold-producing medium 13, carry out heat exchange, under the acting in conjunction of two-way heat, refrigeration machine 13 freezes accordingly.
Water at low temperature after heat exchange gets back to the second hot water storage tank 7 by the second heat pipe 19, is again heated, for recycling.
Low temperature conduction oil after heat exchange flow back into heat conduction fuel tank 15 from refrigeration machine 13 through the 3rd heat pipe 20, then flow back into the auxiliary thermal 3 of combustion gas, is again heated, for recycling.
By the way, the auxiliary hot accumulating type solar absorption type refrigerating unit of combustion gas of the present invention, solve prior art cannot when environment, Changes in weather the problem of steady operation, the round-the-clock normal work of refrigerating plant can be ensured, improve the continuation of solar energy absorption type refrigeration device work, stability and reliability, and refrigeration system of the present invention also has as user provides the function of hot water for life concurrently.
Claims (1)
1. the auxiliary hot accumulating type solar absorption type refrigerating unit of combustion gas, it is characterized in that, comprise heat conduction fuel tank (15), described heat conduction fuel tank (15) is connected with the first pump (1) by pipeline, first hot water storage tank (2), the auxiliary thermal of combustion gas (3), second pump (4), solar thermal collector (5), refrigeration machine (13) and the 3rd pump (14), the auxiliary thermal of described combustion gas (3) is by pipeline and the first hot water storage tank (2), first pump (1) is connected, described solar thermal collector (5) is connected with the second pump (4), described refrigeration machine (13) inside is provided with generator (10), pipeline between described solar thermal collector (5) and described heat conduction fuel tank (15) is connected with the first heat pipe (18), described first heat pipe (18) is through the second hot water storage tank (7), described second hot water storage tank (7) is connected with the second heat pipe (19), and described second heat pipe (19) is through described generator (10), 3rd heat pipe (20) is through described generator (10) and one end is connected to described 3rd pump (14), and the other end is connected to described heat conduction fuel tank (15), described second hot water storage tank (7) is provided with the first water inlet (8) and the first delivery port (9), described first hot water storage tank (2) is provided with the second water inlet (16) and the second delivery port (17), described refrigeration machine (13) is provided with refrigerant inlet (11) and refrigerant outlet (12), described solar thermal collector (5) inside is provided with and is no less than 30 heat collecting sheets (6).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210589560.6A CN102997486B (en) | 2012-12-28 | 2012-12-28 | The auxiliary hot accumulating type solar absorption type refrigerating unit of a kind of combustion gas |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210589560.6A CN102997486B (en) | 2012-12-28 | 2012-12-28 | The auxiliary hot accumulating type solar absorption type refrigerating unit of a kind of combustion gas |
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| CN102997486A CN102997486A (en) | 2013-03-27 |
| CN102997486B true CN102997486B (en) | 2015-08-05 |
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| CN105135741A (en) * | 2015-08-27 | 2015-12-09 | 海宁微动光能科技有限公司 | Modularized pump-free solar absorption type refrigerating machine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110138832A1 (en) * | 2010-12-02 | 2011-06-16 | King Fahd University Of Petroleum And Minerals | Hybrid solar air-conditioning system |
| CN102538289A (en) * | 2011-11-11 | 2012-07-04 | 上海理工大学 | Domestic solar airlift pump absorption type air conditioning system |
| CN203053079U (en) * | 2012-12-28 | 2013-07-10 | 陕西东泰能源科技有限公司 | Fuel gas auxiliary heating energy storage type solar energy absorption refrigeration device |
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2012
- 2012-12-28 CN CN201210589560.6A patent/CN102997486B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110138832A1 (en) * | 2010-12-02 | 2011-06-16 | King Fahd University Of Petroleum And Minerals | Hybrid solar air-conditioning system |
| CN102538289A (en) * | 2011-11-11 | 2012-07-04 | 上海理工大学 | Domestic solar airlift pump absorption type air conditioning system |
| CN203053079U (en) * | 2012-12-28 | 2013-07-10 | 陕西东泰能源科技有限公司 | Fuel gas auxiliary heating energy storage type solar energy absorption refrigeration device |
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| CN102997486A (en) | 2013-03-27 |
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Effective date of registration: 20200312 Address after: 621100 huangjiaba industrial concentration zone, Santai County, Mianyang City, Sichuan Province Patentee after: Sichuan hanshang Energy Technology Co., Ltd Address before: 723003 Industrial Zone, town, Hantai District, Shaanxi, Hanzhoung Patentee before: Shaanxi Dongtai Energy Technology Co., Ltd. |
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Effective date of registration: 20200731 Address after: 621000 No. 89 Jia Jia street, Jing Kai District, Sichuan, Mianyang Patentee after: Sichuan hanshang solar thermal Refrigeration Technology Co., Ltd Address before: 621100 huangjiaba industrial concentration zone, Santai County, Mianyang City, Sichuan Province Patentee before: Sichuan hanshang Energy Technology Co.,Ltd. |