CN103123179B - Multi-heat-source absorption refrigeration device - Google Patents
Multi-heat-source absorption refrigeration device Download PDFInfo
- Publication number
- CN103123179B CN103123179B CN201310036665.3A CN201310036665A CN103123179B CN 103123179 B CN103123179 B CN 103123179B CN 201310036665 A CN201310036665 A CN 201310036665A CN 103123179 B CN103123179 B CN 103123179B
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- heat
- pipeline
- generator
- absorber
- rectifier
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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
- Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
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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
- Y02B30/625—Absorption based systems combined with heat or power generation [CHP], e.g. trigeneration
Landscapes
- Sorption Type Refrigeration Machines (AREA)
Abstract
The invention discloses a multi-heat-source absorption refrigeration device. The multi-heat-source absorption refrigeration device comprises an energy accumulator and a generator, wherein the generator is connected with the energy accumulator through a pipeline. A U-shaped tubular heat exchanger is arranged in the generator, a rectifier connected with the generator is connected to an absorber through a pipeline, the rectifier is connected with a condenser, the absorber is further respectively connected with a super-cooler and an absorption cooler through pipelines, and the super-cooler is further respectively connected with an evaporator, an ammonia gas tank and the condenser through pipelines. The cooler is connected with a solution tank through a pipeline, the solution tank is connected with a piston diaphragm pump and a motor sequentially, and the evaporator is provided with a draught fan. According to the multi-heat-source absorption refrigeration device, the range of available heat energy is enlarged; particularly, a number of low-grade heat sources such as industrial waste heat are effectively used; besides, work efficiency of a unit is improved due to multiple heat recovery procedures of the unit; and leakage of a system is reduced due to adoption of the piston diaphragm pump, and therefore reliability of the unit is improved.
Description
Technical field
The invention belongs to new forms of energy technical field of refrigeration equipment, be specifically related to a kind of Multi-heat-source absorption refrigeration device.
Background technology
Traditional sorption type refrigerating technology is quite ripe, but the shortcoming that its refrigerating efficiency is not high exists always, how by its with comprise the integrated utilizations of various heating sources such as solar energy, industrial exhaust heat, used heat, electric energy, make the efficiency of unit higher, become current urgent problem.
Summary of the invention
The object of the present invention is to provide a kind of Multi-heat-source absorption refrigeration device, solving existing Refrigeration Technique when using multi-heat source to drive, the problem that unit refrigerating efficiency is low.
The technical solution adopted in the present invention is: a kind of Multi-heat-source absorption refrigeration device, comprise accumulator, accumulator is connected with pipeline with generator, U-shaped pipe heat exchanger is provided with in generator, generator is connected by pipeline order with rectifier, absorber, rectifier is connected with condenser, and absorber is also connected with subcooler and absorber cooler respectively by pipeline, and subcooler is also connected with evaporimeter, ammonia tank and condenser respectively by pipeline; Cooler is connected with NaOH solution tank NaOH by pipeline, and NaOH solution tank NaOH is connected with piston-diaphragm pump and motor successively, and evaporimeter is provided with blower fan.
Feature of the present invention is also,
Rectifier is provided with safety valve, and rectifier inside is provided with coil heat exchanger.
Absorber is provided with technique valve.
The pipeline connected between subcooler and evaporimeter is provided with choke valve.
The invention has the beneficial effects as follows: increase the scope that can utilize heat energy, especially some low level heat energies such as industrial exhaust heat is made to be utilized effectively, and the multiple heat of unit recycles the operating efficiency that improve unit, adopt piston-diaphragm pump to reduce the leakage of system, improve the reliability of unit.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of Multi-heat-source absorption refrigeration device of the present invention.
In figure, 1 generator, 2 safety valves, 3 rectifiers, 4 absorbers, 5 technique valves, 6 subcoolers, 7 condensers, 8 blower fans, 9 absorber coolers, 10 evaporimeters, 11 ammonia tank, 12 choke valves, 13 NaOH solution tank NaOHs, 14 piston-diaphragm pumps, 15 motor, 16 accumulators, 17U type pipe heat exchanger, 18 coil heat exchangers.
Detailed description of the invention
Below in conjunction with detailed description of the invention, the present invention is described in detail.
The structure of a kind of Multi-heat-source absorption refrigeration device of the present invention as shown in Figure 1, comprise accumulator 16, accumulator 16 is connected with pipeline with generator 1, U-shaped pipe heat exchanger 17 is provided with in generator 1, generator 1 is connected by pipeline order with rectifier 3, absorber 4, rectifier 3 is connected with condenser 7, and absorber 4 is also connected with subcooler 6 and absorber cooler 9 respectively by pipeline, and subcooler 6 is also connected with evaporimeter 10, ammonia tank 11 and condenser 7 respectively by pipeline; Cooler 9 is connected with NaOH solution tank NaOH 13 by pipeline, and NaOH solution tank NaOH 13 is connected with piston-diaphragm pump 14 and motor 15 successively, evaporimeter 10 is provided with blower fan 8.
Rectifier 3 is provided with safety valve 2, rectifier 3 inside is provided with coil heat exchanger 18.
Absorber 4 is provided with technique valve 5.
The pipeline connected between subcooler 6 and evaporimeter 10 is provided with choke valve 12.
The course of work of a kind of Multi-heat-source absorption refrigeration device of the present invention is as follows:
Accumulator 16 receives heat energy that heat-carrying agent provides and stores, the heat energy source that heat-carrying agent carries is solar energy, industrial exhaust heat, used heat etc., natural gas can also be passed through, liquefied gas and electricity etc. are converted to heat energy to be provided, accumulator 16 exports heat energy to generator 1, the built-in U-shaped pipe heat exchanger 17 of generator 1 heats the concentrated ammonia solution in ammonia tank 11, the wet ammonia steam produced enters rectifier 3, moisture in rectifier 3 in ammonia steam is by coil heat exchanger 18 condensation, become middle temperature concentrated solution after low temperature concentrated solution temperature simultaneously in coil heat exchanger 18 raises and flow to absorber 4, the pure ammonia steam that rectifier 3 obtains enters condenser 7, liquefied ammonia is condensed into by air-cooled in condenser 7, it is excessively cold by the saturated ammonia steam of low temperature that liquefied ammonia enters subcooler 6, again after choke valve 12 reducing pressure by regulating flow, enter evaporimeter 10 to be evaporated, refrigerating medium cooling in the evaporimeter 10 that this evaporation process absorption heat makes, refrigerating medium is carried cold and is discharged into the space needing cold by blower fan 8, reach refrigeration object.
Ammonia tank 11 is entered in the vaporizer 10 by the saturated ammonia steam evaporated, absorber 4 is entered again after subcooler 6, saturated ammonia steam is absorbed by the weak solution from generator 1 in absorber 4, become concentrated solution, the heat energy part that this absorption process is released is absorbed by warm concentrated solution in absorber 4, middle temperature concentrated solution heats up into high temperature concentrated solution and enters generator 1, remaining heat energy is lowered the temperature by cooler 9, the tube side pressure of absorber 9 is reduced, maintains absorption process steady and continuous and carry out.
Low temperature concentrated solution after being lowered the temperature by absorber 9 enters NaOH solution tank NaOH 13, sent in coil heat exchanger 18 in rectifier 3 and absorber 4 by piston-diaphragm pump 14 again, after low temperature concentrated solution absorption distillation heat in coil heat exchanger 18, temperature raises as middle temperature concentrated solution, entering in absorber 4 temperature after exchanging absorption heat again raises as high temperature concentrated solution, high temperature concentrated solution enters in generator 1 again, again with the high temperature weak solution heat exchange in the U-tube heat exchanger 17 in generator 1, by heat temperature raising again.This heat exchange of three times takes full advantage of the heat produced in the course of work, reduces the demand of generator heat energy, improves the operating efficiency of absorption refrigeration unit.
Technique valve 5 is used for being fill and discharge operation material.
Safety valve 2 is unit warning purge valves when pressure is excessive in the course of the work.
By the way, a kind of Multi-heat-source absorption refrigeration device of the present invention solves existing Refrigeration Technique when using multi-heat source to drive, the problem that unit refrigerating efficiency is low, increase the scope that can utilize heat energy, especially some low level heat energies such as industrial exhaust heat is made to be utilized effectively, and the multiple heat of unit recycles the operating efficiency that improve unit, adopt piston-diaphragm pump to reduce the leakage of system, improve the reliability of unit.
Claims (1)
1. a Multi-heat-source absorption refrigeration device, it is characterized in that, comprise accumulator (16), described accumulator (16) is connected with pipeline with generator (1), U-shaped pipe heat exchanger (17) is provided with in generator (1), described generator (1) and rectifier (3), absorber (4) is connected by pipeline order, described rectifier (3) is connected with condenser (7), described absorber (4) is also connected with subcooler (6) and absorber cooler (9) respectively by pipeline, described subcooler (6) also by pipeline respectively with evaporimeter (10), ammonia tank (11) is connected with described condenser (7), described cooler (9) is connected with NaOH solution tank NaOH (13) by pipeline, described NaOH solution tank NaOH (13) is connected with piston-diaphragm pump (14) and motor (15) successively, described evaporimeter (10) is provided with blower fan (8), described rectifier (3) is provided with safety valve (2), described rectifier (3) inside is provided with coil heat exchanger (18), described absorber (4) is provided with technique valve (5), the pipeline connected between described subcooler (6) and evaporimeter (10) is provided with choke valve (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310036665.3A CN103123179B (en) | 2013-01-31 | 2013-01-31 | Multi-heat-source absorption refrigeration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310036665.3A CN103123179B (en) | 2013-01-31 | 2013-01-31 | Multi-heat-source absorption refrigeration device |
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| Publication Number | Publication Date |
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| CN103123179A CN103123179A (en) | 2013-05-29 |
| CN103123179B true CN103123179B (en) | 2015-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310036665.3A Expired - Fee Related CN103123179B (en) | 2013-01-31 | 2013-01-31 | Multi-heat-source absorption refrigeration device |
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| CN (1) | CN103123179B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104456766A (en) * | 2014-11-14 | 2015-03-25 | 娲石水泥集团武汉万世科技有限公司 | Multi-mode intelligent environment-friendly air conditioning complete-set product |
| CN108489143A (en) * | 2018-05-09 | 2018-09-04 | 安徽沃特普尔节能科技有限公司 | A kind of novel energy-conserving system in library of being freezed using industrial exhaust heat |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1415922A (en) * | 2002-12-12 | 2003-05-07 | 上海交通大学 | Absorption type refrigeration equipment by using afterheat of internal-combustion engine |
| CN1550735A (en) * | 2003-05-09 | 2004-12-01 | 三洋电机株式会社 | Single_dual efficiency absorption refrigerating machine |
| US20110314844A1 (en) * | 2010-06-25 | 2011-12-29 | Junjie Gu | Method and apparatus for waste heat recovery and absorption gases used as working fluid therein |
| CN202254475U (en) * | 2011-07-14 | 2012-05-30 | 清华大学 | Absorption type chemical energy storage device including crystallization |
| CN203190710U (en) * | 2013-01-31 | 2013-09-11 | 陕西东泰能源科技有限公司 | Multi-heat-source absorption type refrigeration device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1057827C (en) * | 1997-10-21 | 2000-10-25 | 常州新区信力燃气设备有限公司 | Ammonia ahsorption air conditioner set |
| CN102478322A (en) * | 2010-11-23 | 2012-05-30 | 大连创达技术交易市场有限公司 | Environment-friendly refrigeration air-conditioning device capable of comprehensively utilizing solar energy and waste heat of automobile engine |
| CN102889752B (en) * | 2012-09-24 | 2015-06-10 | 瑞诺威（北京）工程技术有限公司 | Methane-rich gas liquefying device provided with ammonia absorption type refrigerator for precooling and methane-rich gas liquefying technology |
-
2013
- 2013-01-31 CN CN201310036665.3A patent/CN103123179B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1415922A (en) * | 2002-12-12 | 2003-05-07 | 上海交通大学 | Absorption type refrigeration equipment by using afterheat of internal-combustion engine |
| CN1550735A (en) * | 2003-05-09 | 2004-12-01 | 三洋电机株式会社 | Single_dual efficiency absorption refrigerating machine |
| US20110314844A1 (en) * | 2010-06-25 | 2011-12-29 | Junjie Gu | Method and apparatus for waste heat recovery and absorption gases used as working fluid therein |
| CN202254475U (en) * | 2011-07-14 | 2012-05-30 | 清华大学 | Absorption type chemical energy storage device including crystallization |
| CN203190710U (en) * | 2013-01-31 | 2013-09-11 | 陕西东泰能源科技有限公司 | Multi-heat-source absorption type refrigeration device |
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| CN103123179A (en) | 2013-05-29 |
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