CN202973647U - Flue gas hot water single/double-effect composite lithium bromide absorption refrigerating unit - Google Patents

Flue gas hot water single/double-effect composite lithium bromide absorption refrigerating unit Download PDF

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Publication number
CN202973647U
CN202973647U CN2012206634064U CN201220663406U CN202973647U CN 202973647 U CN202973647 U CN 202973647U CN 2012206634064 U CN2012206634064 U CN 2012206634064U CN 201220663406 U CN201220663406 U CN 201220663406U CN 202973647 U CN202973647 U CN 202973647U
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China
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absorber
hot water
water
flue gas
double
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Expired - Fee Related
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CN2012206634064U
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袁金玲
张长江
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Shuangliang Eco Energy Systems Co Ltd
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Shuangliang Eco Energy Systems Co Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/27Relating to heating, ventilation or air conditioning [HVAC] technologies
    • Y02A30/274Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/62Absorption based systems
    • Y02B30/625Absorption based systems combined with heat or power generation [CHP], e.g. trigeneration

Abstract

The utility model relates to a flue gas hot water single/double-effect composite lithium bromide absorption refrigerating unit, which belongs to the technical field of air conditioning equipment. The flue gas hot water single/double-effect composite lithium bromide absorption refrigerating unit comprises a flue gas high-pressure generator (7), an evaporator, an absorber, a steam generator (21), a hot water generator (23), a condenser (24), a heat exchanger, a solvent pump and a refrigerant pump (32), and is characterized in that the evaporator comprises a single-effect evaporator (29) and a double-effect evaporator (3); the absorber comprises a single-effect absorber (31) and a double-effect absorber (4); the single-effect evaporator (29) and the single-effect absorber (31) are arranged in one chamber; the double-effect evaporator (3) and the double-effect absorber (4) are arranged in another chamber; cold water flows of the single-effect evaporator (29) and the double-effect evaporator (3) are serial flows; and cold water enters from the single-effect evaporator (29), and is drained out from the double-effect evaporator (3). Due to the adoption of the flue gas hot water single/double-effect composite lithium bromide absorption refrigerating unit, diluted solution concentration of hot water single-effect circulation can be lowered, and the temperature at a residual heat flue gas outlet is lowered.

Description

The fume hot-water single-double effect compound type lithium bromide absorption type refrigeration unit
Technical field
The utility model relates to a kind of lithium-bromide absorption-type refrigerating machine.Belong to air conditioner technical field.
Background technology
Fume hot-water single-double effect compound type lithium bromide absorption type refrigeration unit in the past as shown in Figure 1, this unit is made of pipeline, the valve of flue gas type high pressure generator 7, evaporimeter 36, absorber 37, hot water generator 23, steam generator 21, condenser 24, high-temperature heat exchanger 6, low temperature heat exchanger 5, single-action heat exchanger 26, economic benefits and social benefits solution pump 33, single-action solution pump 34, cryogenic fluid pump 32, control system (not shown) and connecting components.Wherein, the heat-exchanging tube bundle of hot water generator, steam generator and condenser three parts is arranged in the same low condenser cylindrical shell 20 that feels cold, and consists of the compound low condenser that feels cold; The solution circulation workflow of unit by one independently hot water single-action kind of refrigeration cycle workflow and one independently flue gas dual-effect refrigeration periodic duty flow process form.Single-action kind of refrigeration cycle and the same evaporimeter of dual-effect refrigeration cycle sharing, same absorber and same condenser.This unit is mainly used in the distributed energy resource system of configuration gas internal-combustion engine generating set, can utilize at the same time or separately flue gas and hot water (being the high-temperature cooling water of the external device (ED)) driving of the external device (ED) dischargings such as gas internal-combustion engine generating set to carry out refrigerating operaton, utilize flue gas to drive and carry out heat supply running.But single-action kind of refrigeration cycle and the same absorber of dual-effect refrigeration cycle sharing due to this unit, the weak solution concentration of hot water single-action circulation higher (identical with the weak solution concentration of flue gas economic benefits and social benefits circulation), make the occurrence temperature of hot water generator higher, during refrigerating operaton, the hot water outlet temperature can only be reduced to 85 ℃ of left and right under conventional cooling water inlet temperature (as 32 ℃ of left and right) and cold water outlet temperature (as 7 ℃ of left and right) condition.In addition, the waste heat exhanst gas outlet temperature of this unit higher (170 ℃ of left and right during refrigeration, 140 ℃ of left and right when heating) fails to take full advantage of fume afterheat refrigeration, heat supply.In the main flow gas internal-combustion engine generating set that configures in distributed energy resource system at present, the high-temperature cooling water return water temperature of part type requires lower, what have must be lower than 75 ℃, if apolegamy fume hot-water single-double effect compound type lithium bromide absorption type refrigeration unit in the past, can not take full advantage of the high-temperature cooling water refrigeration, also need configure cooling device in system and high-temperature cooling water is carried out secondary cool, this can cause system's comprehensive utilization of energy rate to descend, and economic benefit reduces; Match simultaneously flue gas dual effect type cold/hot water machine of lithium bromide group and hot water single-effect type lithium bromide adsorption water chilling unit equipment configuration categories, number of units are increased, thereby increase occupation area of equipment and investment cost.
The utility model content
The purpose of this utility model is to overcome above-mentioned deficiency, provides a kind of and can reduce the weak solution concentration of hot water single-action circulation, the fume hot-water single-double effect compound type lithium bromide absorption type refrigeration unit of reduction waste heat exhanst gas outlet temperature.
the purpose of this utility model is achieved in that a kind of fume hot-water single-double effect compound type lithium bromide absorption type refrigeration unit, comprise flue gas type high pressure generator, evaporimeter, absorber, steam generator, hot water generator, condenser, heat exchanger, solution pump and cryogenic fluid pump, it is characterized in that: described evaporimeter comprises single effect evaporator and double effect evaporator, absorber comprises single-action absorber and economic benefits and social benefits absorber, single effect evaporator and single-action absorber are arranged in a chamber, double effect evaporator and economic benefits and social benefits absorber are arranged in another chamber, the cold water flow process of single effect evaporator and double effect evaporator adopts serial flow, cold water advances from single effect evaporator, go out from double effect evaporator.
The utility model fume hot-water single-double effect compound type lithium bromide absorption type refrigeration unit, the heat-exchanging tube bundle of described double effect evaporator, economic benefits and social benefits absorber, single effect evaporator and single-action absorber four parts is arranged in same evaporation absorber cylindrical shell.
The utility model fume hot-water single-double effect compound type lithium bromide absorption type refrigeration unit, the heat-exchanging tube bundle of described steam generator, hot water generator and condenser three parts is the left, center, right arrangement form and is arranged in the same low condenser cylindrical shell that feels cold, be provided with demarcation strip in the low condenser cylindrical shell that feels cold, be used for separating economic benefits and social benefits circulation solution and single-action circulation solution.
The utility model fume hot-water single-double effect compound type lithium bromide absorption type refrigeration unit is provided with flue gas heat-exchange unit in the flue gas type high pressure generator exit flue of on the smoke outlet tube of described flue gas type high pressure generator or unit outside.
The utility model fume hot-water single-double effect compound type lithium bromide absorption type refrigeration unit is provided with the hot water unicom pipeline between flue gas heat-exchange unit and hot water generator.
The utility model fume hot-water single-double effect compound type lithium bromide absorption type refrigeration unit, hot water unicom pipeline are provided with the second hot water transfer valve and the first hot water outlet pipe, and the first hot water outlet pipe is provided with the first hot water transfer valve.
The beneficial effects of the utility model are:
The utility model is on fume hot-water single-double effect compound type lithium bromide absorption type refrigeration unit basis in the past, by the segmentation dividing plate being set in the evaporation absorber cylindrical shell, making evaporation absorber become the two-period form structure to reduce the weak solution concentration of hot water single-action circulation, the occurrence temperature of hot water generator is minimized, thereby make unit energy take full advantage of low-grade heat hydro-thermal amount refrigeration, the hot water outlet temperature is dropped to lower (minimum be down to 75 ℃ of left and right); Recycle low-temperature flue gas waste heat refrigeration, heat supply by setting up flue gas heat-exchange unit, reduce waste heat exhanst gas outlet temperature (be reduced to during refrigerating operaton below 120 ℃, be reduced to during heat supply running below 90 ℃), can effectively improve the fume afterheat utilization rate.The utility model Novel flue gas hot-water single-double effect compound type lithium bromide absorption type hot and cold water unit can utilize the waste heat flue gas of the external device (ED) such as gas internal-combustion engine generating set discharging and waste heat hot water to drive refrigerating operaton at the same time or separately, utilize the waste heat flue gas to drive heat supply running, the low-grade heat source utility is superior, and energy-efficient performance is good.
Description of drawings
Fig. 1 is fume hot-water single-double effect compound type lithium bromide absorption type refrigeration unit schematic diagram in the past.
Fig. 2 is the utility model fume hot-water single-double effect compound type lithium bromide absorption type refrigeration unit embodiment 1 schematic diagram.
Fig. 3 is the utility model fume hot-water single-double effect compound type lithium bromide absorption type refrigeration unit embodiment 2 schematic diagrames.
Reference numeral in figure
evaporation absorber cylindrical shell 1, evaporation absorber segmentation dividing plate 2, double effect evaporator 3, economic benefits and social benefits absorber 4, low temperature heat exchanger 5, high-temperature heat exchanger 6, flue gas type high pressure generator 7, drain pipe 8 occurred frequently, solution transfer valve 9, flue gas inlet tube 10, flue gas heat-exchange unit 11, smoke outlet tube 12, the hot water inlet pipe 13, the first hot water outlet pipe 14, the first hot water transfer valve 15, the second hot water transfer valve 16, refrigerant vapour pipe 17, steam transfer valve 18, hot water unicom pipeline 19, the low condenser cylindrical shell 20 that feels cold, steam generator 21, demarcation strip 22, hot water generator 23, condenser 24, the second hot water outlet pipe 25, single-action heat exchanger 26, cooling water outlet pipe 27, cold (heat) water outlet pipe 28, single effect evaporator 29, cold (heat) water inlet pipe 30, single-action absorber 31, cryogenic fluid pump 32, economic benefits and social benefits solution pump 33, single-action solution pump 34, cooling water inlet pipe 35, evaporimeter 36, absorber 37, absorber feed tube 38, the hot water outlet pipe 39.
The specific embodiment
Embodiment 1:
The utility model is unit as shown in Figure 2, and this unit is by the pipeline of flue gas type high pressure generator 7, double effect evaporator 3, economic benefits and social benefits absorber 4, economic benefits and social benefits solution pump 33, high-temperature heat exchanger 6, low temperature heat exchanger 5, steam generator 21, condenser 24, single effect evaporator 29, single-action absorber 31, single-action solution pump 34, single-action heat exchanger 26, hot water generator 23, flue gas heat-exchange unit 11, cryogenic fluid pump 32, control system (not shown) and connecting components, Novel flue gas hot-water single-double effect compound type lithium bromide absorption type hot and cold water unit that valve consists of.
Single effect evaporator 29 and double effect evaporator 3 general designation evaporimeters.Single-action absorber 31 and economic benefits and social benefits absorber 4 general designation absorbers.High-temperature heat exchanger 6, low temperature heat exchanger 5 and single-action heat exchanger 26 general designation heat exchangers.Single-action solution pump 34 and economic benefits and social benefits solution pump 33 general designation solution pumps.wherein, the heat-exchanging tube bundle of steam generator 21, hot water generator 23 and condenser 24 3 parts is the left, center, right arrangement form and is arranged in the same low condenser cylindrical shell 20 that feels cold, to reduce the height of unit, be provided with demarcation strip 22 in the low condenser cylindrical shell 20 that feels cold, be used for separating economic benefits and social benefits circulation solution and single-action circulation solution, double effect evaporator 3, economic benefits and social benefits absorber 4, the heat-exchanging tube bundle of single effect evaporator 29 and single-action absorber 31 4 parts is arranged in same evaporation absorber cylindrical shell 1, be provided with evaporation absorber segmentation dividing plate 2 in evaporation absorber cylindrical shell 1, double effect evaporator 3 and economic benefits and social benefits absorber 4 are separated in two chambers with the heat-exchanging tube bundle of single effect evaporator 29 and single-action absorber 31, make evaporation absorber become the two-period form structure, the cold water of single effect evaporator 29 and double effect evaporator 3 is serial flow (being the two-period form sweat cooling), cold water advances from single effect evaporator 29, go out from double effect evaporator 3, flue gas heat-exchange unit 11 is arranged on smoke outlet tube 12 (or in flue gas type high pressure generator exit flue of unit outside), be provided with hot water unicom pipeline 19 between flue gas heat-exchange unit 11 and hot water generator 23, hot water unicom pipeline 19 is provided with the second hot water transfer valve 16 and the first hot water outlet pipe 14, the first hot water outlet pipes 14 are provided with the first hot water transfer valve 15, on the pipeline between drain pipe 8 occurred frequently and economic benefits and social benefits absorber 4, solution transfer valve 9 is housed, on the pipeline between refrigerant vapour pipe 17 and double effect evaporator 3, steam transfer valve 18 is housed.When unit utilized flue gas and hot water to drive refrigerating operaton simultaneously, solution transfer valve 9, steam transfer valve 18 and the first hot water transfer valve 15 were closed, and the second hot water transfer valve 16 is opened, and unit is pressed single-double effect compound type kind of refrigeration cycle process flow operation.Single-action solution circulation flow process is: single-action absorber → single-action solution pump → single-action heat exchanger → hot water generator → single-action heat exchanger → single-action absorber; Economic benefits and social benefits solution circulation flow process is: economic benefits and social benefits absorber → economic benefits and social benefits solution pump → low temperature heat exchanger → high-temperature heat exchanger → flue gas type high pressure generator → high-temperature heat exchanger → steam generator → low temperature heat exchanger → economic benefits and social benefits absorber.Waste heat flue gas from external device (ED)s such as gas internal-combustion engine generating sets enters flue gas type high pressure generator heating lithium-bromide solution from flue gas inlet tube 10, after being reduced to approximately 170 ℃, temperature enters the flue gas heat-exchange unit heating from the waste heat hot water of the external device (ED)s such as gas internal-combustion engine generating set, temperature further is reduced to approximately 120 ℃ and goes out unit (entering atmosphere through external chimney) by smoke outlet tube 12, make unit energy fully recycle the fume afterheat refrigerating operaton, realize saving energy and reduce the cost, improve the comprehensive utilization of energy rate.Waste heat hot water from external device (ED)s such as gas internal-combustion engine generating sets enters flue gas heat-exchange unit from hot water inlet pipe 13, heated up by flue gas and enter hot water generator heating lithium-bromide solution by the hot water unicom pipeline, the temperature reduction goes out unit by the second hot water outlet pipe 25, returns to the external device (ED)s such as generating set.The cooling moisture three tunnel that enters unit from cooling water inlet pipe 35 enters single-action absorber 31, economic benefits and social benefits absorber 4 and the condenser 24 of unit, and absorption process and the condensation process of unit cooled, and temperature raises and goes out unit by cooling water outlet pipe 27.the cold water that enters unit from cold (heat) water inlet pipe 30 is introduced in single effect evaporator 29 heat exchanger tubes, by the outer water as refrigerant evaporation endothermic cooling (being sweat cooling) of single effect evaporator 29 pipes, enter again in double effect evaporator 3 heat exchanger tubes, further lowered the temperature by the outer water as refrigerant evaporation endothermic of double effect evaporator 3 pipes and go out unit by cold (heat) water outlet pipe 28, make the sweat cooling process become the two-period form process, the cold water out temperature of single effect evaporator, evaporating temperature and evaporating pressure are all higher than the cold water out temperature of double effect evaporator, evaporating temperature and evaporating pressure, thereby make the operating pressure of single effect evaporator-single-action absorber chamber higher than the operating pressure of double effect evaporator-economic benefits and social benefits absorber chamber, the weak solution concentration of single-action absorber is minimized (lower than the weak solution concentration of economic benefits and social benefits absorber).Reduce the weak solution concentration that enters hot water generator and can reduce its occurrence temperature, thereby make unit energy take full advantage of the lower low-grade heat water-driven refrigerating operaton of temperature, the hot water outlet temperature is dropped to lower (minimum be down to 75 ℃ of left and right), satisfy the service requirement of the lower external device (ED)s such as gas internal-combustion engine generating set of return water temperature requirement, realize saving energy and reduce the cost, improve the comprehensive utilization of energy rate.
When unit utilized separately hot water to drive refrigerating operaton, solution transfer valve 9, steam transfer valve 18 and the first hot water transfer valve 15 were closed, and the second hot water transfer valve 16 is opened, and unit is by single-action kind of refrigeration cycle process flow operation.The stall of economic benefits and social benefits solution pump, the dual-effect refrigeration circulatory system and parts thereof are not worked, and only respectively as cold water, cooling water flow circulation passage, flue gas heat-exchange unit is only as the flow of hot water circulation passage for double effect evaporator, economic benefits and social benefits absorber.
When unit utilized separately flue gas to drive refrigerating operaton, solution transfer valve 9 and steam transfer valve 18 were closed, and unit is pressed the operation of dual-effect refrigeration circulation process.The stall of single-action solution pump, single-action cooling cycle system and parts thereof are not worked, and only respectively as cold water, cooling water flow circulation passage, flue gas heat-exchange unit is only as the smoke gas flow circulation passage for single effect evaporator, single-action absorber.
During the unit heat supply running, solution transfer valve 9, steam transfer valve 18 and the first hot water transfer valve 15 are opened, the second hot water transfer valve 16 cuts out, in the hot water generator heat exchanger tube, (external heat source hot water is directly sent into the heating system heat supply without the hot water circulation, or provide heat supply hot water after sending into the heat exchanger heat exchange), cryogenic fluid pump and the stall of single-action solution pump.The solution circulation flow process is: economic benefits and social benefits absorber → economic benefits and social benefits solution pump → low temperature heat exchanger → high-temperature heat exchanger → flue gas type high pressure generator → economic benefits and social benefits absorber, the high and low temperature heat exchanger is only as the weak solution circulation passage.Waste heat flue gas from external device (ED)s such as gas internal-combustion engine generating sets enters flue gas type high pressure generator heating lithium-bromide solution from flue gas inlet tube, enter flue gas heat-exchange unit after temperature is reduced to approximately 140 ℃ and heat the hot water that comes autothermal operation system, temperature further is reduced to approximately 90 ℃ and goes out unit (entering atmosphere through external chimney) by smoke outlet tube, make unit energy fully recycle the fume afterheat heat supply running, realize saving energy and reduce the cost, improve the comprehensive utilization of energy rate.After the heat supply hot water that enters flue gas heat-exchange unit from the hot water inlet pipe is heated up by flue gas, go out flue gas heat-exchange unit through the first hot water outlet pipe 14, return heating system heat supply (heat supply in parallel of flue gas heat-exchange unit and evaporimeter), or enter the further heat temperature raising of evaporimeter (flue gas heat-exchange unit and evaporator series heat supply, not shown cross over pipe) through cold (heat) water inlet pipe.The heat supply hot water of turnover evaporimeter only in the double effect evaporator heat exchanger tube by heat exchanger tube outside from the high temperature refrigerant vapour heat temperature raising of flue gas type high pressure generator, single effect evaporator is only as the flow of hot water circulation passage.
Embodiment 2:
In unit, the cooling water flow path of single-action absorber and economic benefits and social benefits absorber can adopt parallel-connection flow (as shown in Figure 2), also can adopt serial flow (as shown in Figure 3).When single-action absorber and economic benefits and social benefits absorber cooling water adopted serial flow, cooling water advanced from the single-action absorber, goes out from the economic benefits and social benefits absorber.Absorber cooling water serial flow unit more is applicable to the lower unit of thermal source hot water backwater temperature.
Cancel solution transfer valve, steam transfer valve, the first hot water transfer valve and tube connector thereof and the second hot water transfer valve in Fig. 2, unit shown in Figure 3, unit namely becomes the Novel flue gas hot-water single-double effect type compound type lithium bromide absorption type handpiece Water Chilling Units for separate refrigeration.

Claims (9)

1. fume hot-water single-double effect compound type lithium bromide absorption type refrigeration unit, comprise flue gas type high pressure generator (7), evaporimeter, absorber, steam generator (21), hot water generator (23), condenser (24), heat exchanger, solution pump and cryogenic fluid pump (32), it is characterized in that: described evaporimeter comprises single effect evaporator (29) and double effect evaporator (3), absorber comprises single-action absorber (31) and economic benefits and social benefits absorber (4), single effect evaporator (29) and single-action absorber (31) are arranged in a chamber, double effect evaporator (3) and economic benefits and social benefits absorber (4) are arranged in another chamber, the cold water flow process of single effect evaporator (29) and double effect evaporator (3) adopts serial flow, cold water advances from single effect evaporator (29), go out from double effect evaporator (3).
2. a kind of fume hot-water single-double effect compound type lithium bromide absorption type refrigeration unit according to claim 1, it is characterized in that: the heat-exchanging tube bundle of described double effect evaporator (3), economic benefits and social benefits absorber (4), single effect evaporator (29) and single-action absorber (31) four parts is arranged in same evaporation absorber cylindrical shell (1).
3. a kind of fume hot-water single-double effect compound type lithium bromide absorption type refrigeration unit according to claim 1, it is characterized in that: the heat-exchanging tube bundle of described steam generator (21), hot water generator (23) and condenser (24) three parts is the left, center, right arrangement form and is arranged in the same low condenser cylindrical shell (20) that feels cold, be provided with demarcation strip (22) in the low condenser cylindrical shell (20) that feels cold, be used for separating economic benefits and social benefits circulation solution and single-action circulation solution.
4. a kind of fume hot-water single-double effect compound type lithium bromide absorption type refrigeration unit according to claim 2, it is characterized in that: the heat-exchanging tube bundle of described steam generator (21), hot water generator (23) and condenser (24) three parts is the left, center, right arrangement form and is arranged in the same low condenser cylindrical shell (20) that feels cold, be provided with demarcation strip (22) in the low condenser cylindrical shell (20) that feels cold, be used for separating economic benefits and social benefits circulation solution and single-action circulation solution.
5. according to claim 1 and 2 or 3 or 4 described a kind of fume hot-water single-double effect compound type lithium bromide absorption type refrigeration unit, is characterized in that: be provided with flue gas heat-exchange unit (11) in the flue gas type high pressure generator exit flue that the smoke outlet tube (12) of flue gas type high pressure generator (7) is upper or unit is outside.
6. a kind of fume hot-water single-double effect compound type lithium bromide absorption type refrigeration unit according to claim 5, is characterized in that: be provided with hot water unicom pipeline (19) between described flue gas heat-exchange unit (11) and hot water generator (23).
7. a kind of fume hot-water single-double effect compound type lithium bromide absorption type refrigeration unit according to claim 6, it is characterized in that: described hot water unicom pipeline (19) is provided with the second hot water transfer valve (16) and the first hot water outlet pipe (14), and the first hot water outlet pipe (14) is provided with the first hot water transfer valve (15).
8. according to claim 1 and 2 or 3 or 4 described a kind of fume hot-water single-double effect compound type lithium bromide absorption type refrigeration unit, is characterized in that: the cooling water flow path employing parallel-connection flow of described single-action absorber (31) and economic benefits and social benefits absorber (4).
9. according to claim 1 and 2 or 3 or 4 described a kind of fume hot-water single-double effect compound type lithium bromide absorption type refrigeration unit, it is characterized in that: the cooling water flow path of described single-action absorber (31) and economic benefits and social benefits absorber (4) adopts serial flow, cooling water advances from single-action absorber (31), goes out from economic benefits and social benefits absorber (4).
CN2012206634064U 2012-12-06 2012-12-06 Flue gas hot water single/double-effect composite lithium bromide absorption refrigerating unit Expired - Fee Related CN202973647U (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102997480A (en) * 2012-12-06 2013-03-27 双良节能系统股份有限公司 Flue gas and hot water single and double effect compound lithium bromide absorbing refrigerating unit
CN104457014A (en) * 2014-04-15 2015-03-25 同方川崎节能设备有限公司 Dual-heat-source lithium bromide absorption type heat pump

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102997480A (en) * 2012-12-06 2013-03-27 双良节能系统股份有限公司 Flue gas and hot water single and double effect compound lithium bromide absorbing refrigerating unit
CN104457014A (en) * 2014-04-15 2015-03-25 同方川崎节能设备有限公司 Dual-heat-source lithium bromide absorption type heat pump

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Granted publication date: 20130605

Termination date: 20201206