CN107477907A - Fume hot-water compound type lithium bromide absorption type handpiece Water Chilling Units - Google Patents
Fume hot-water compound type lithium bromide absorption type handpiece Water Chilling Units Download PDFInfo
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- CN107477907A CN107477907A CN201710697074.9A CN201710697074A CN107477907A CN 107477907 A CN107477907 A CN 107477907A CN 201710697074 A CN201710697074 A CN 201710697074A CN 107477907 A CN107477907 A CN 107477907A
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- Prior art keywords
- fume
- water
- heat exchanger
- pressure generator
- generator
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B15/00—Sorption machines, plants or systems, operating continuously, e.g. absorption type
- F25B15/02—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas
- F25B15/06—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas the refrigerant being water vapour evaporated from a salt solution, e.g. lithium bromide
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B27/00—Machines, plants or systems, using particular sources of energy
- F25B27/02—Machines, plants or systems, using particular sources of energy using waste heat, e.g. from internal-combustion engines
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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
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Materials Engineering (AREA)
- Sorption Type Refrigeration Machines (AREA)
Abstract
The present invention relates to a kind of fume hot-water compound type lithium bromide absorption type handpiece Water Chilling Units, belong to air conditioner technical field.Including：Hot water side generator（1）, fume side high pressure generator（2）, fume side low pressure generator（3）, condenser（4）, high-temperature heat exchanger（5）, low temperature heat exchanger（6）, the second solution pump（7）, absorber（8）, the first solution pump（9）, cryogenic fluid pump（10）, evaporator（11）, fume hot-water heat exchanger（12）, hot water side generator（1）With fume side low pressure generator（3）It is arranged in a cavity, heating surface bank is arranged up and down；Second solution pump（7）It is arranged on fume side low pressure generator（3）Concentrated solution exit；Hot water first flows through fume hot-water heat exchanger（12）After pass through hot water side generator（1）.The unit can make full use of the hot water that temperature reduces to freeze, and reduce unit exhaust gas temperature as far as possible.
Description
Technical field
The present invention relates to a kind of fume hot-water compound type lithium bromide absorption type handpiece Water Chilling Units.Belong to air-conditioning equipment technology neck
Domain.
Background technology
Existing fume hot-water compound type lithium bromide absorption type handpiece Water Chilling Units（Hereinafter referred to as compound unit, or abbreviation machine
Group）As shown in figure 1, by hot water side generator 1, fume side high pressure generator 2, fume side low pressure generator 3, condenser 4, high temperature
Heat exchanger 5, low temperature heat exchanger 6, the second solution pump 7, absorber 8, the first solution pump 9, cryogenic fluid pump 10, evaporator 11, cigarette
Gas hot water heat exchanger 12 and control system（Not shown in figure）And pipeline, the valve of connecting components are formed.Cold water flows through evaporation
Device 11 cools；Cooling water flows through absorber 8 and condenser 4 heats up；After hot water flows through fume hot-water heat exchanger 12 and flue gas heat exchange
Pass through hot water side generator 1, release heat concentration lithium-bromide solution；Flue gas flows through fume side high pressure generator 2, release
Heat concentrates lithium-bromide solution.During unit operation, the water as refrigerant under being extracted out and sprayed from the top of evaporator 11 by cryogenic fluid pump 10 absorbs
The heat of cold water in the heat-transfer pipe of evaporator 11 is flowed through, is vaporized into after refrigerant vapour to enter in absorber 8 and is brominated the suction of lithium concentrated solution
Receive, the heat of release is taken away by the cooling water flowed through in the heat-transfer pipe of absorber 8, and dense after lithium bromide concentrated solution absorption refrigerant vapour
Spend thinning, extracted out and be sent into through low temperature heat exchanger 6 in hot water side generator 1 by the first solution pump 9 and concentrated by hot water heating, it is dense
The refrigerant vapour of contracting out is returned in evaporator 11 after entering in condenser 4 the cooling condensation that is cooled, and the bromination after concentrating
Lithium solution is then extracted out by the second solution pump 7 and is sent into through high-temperature heat exchanger 5 dense by flue gas in fume side high pressure generator 2
Contracting, the solution after concentration enters fume side low pressure generator 3 through high-temperature heat exchanger 5, wherein by fume side high pressure generator 2
The high temperature refrigerant vapour of middle concentration out heats concentration again, and the lithium bromide concentrated solution after concentration is returned through low temperature heat exchanger 6 again
Into absorber 8；High temperature refrigerant vapour caused by lithium-bromide solution concentration is sent out in fume side low pressure in fume side high pressure generator 2
Condensed after discharging heat in raw device 3, it is equal to concentrate caused refrigerant vapour again with lithium-bromide solution in fume side low pressure generator 3
Into in condenser 4, also returned to after cooled water cooling condensation in evaporator 11.
The compound unit can be freezed using the various heating sources of user simultaneously, and the lithium bromide weak solution of absorber
It is to be introduced into hot water side generator 1 after concentration, is just sent in fume side high pressure generator 2 and fume side low pressure generator 3
Concentration, because the lithium bromide weak solution concentration for entering hot water side generator 1 is low, thus be advantageous to utilize the relatively low hot water of user temperature
To freeze.But this compound unit comes with some shortcomings, mainly in hot water side generator 1 and fume side low pressure generator 3
Be required for setting solution liquid distributor, and the bottom of the two generators all can accumulation some solution, both added machine composition
This, also increases machine packet size.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of compound bromination of fume hot-water for above-mentioned prior art
Lithium-absorbing formula handpiece Water Chilling Units, solve to be required for setting solution liquid distributor simultaneously in hot water side generator and fume side low pressure generator
The problem of accumulation solution, to reduce unit cost, reduce machine packet size.
Technical scheme is used by the present invention solves the above problems：A kind of fume hot-water compound type lithium bromide absorption type is cold
Water dispenser group, including：Hot water side generator, fume side high pressure generator, fume side low pressure generator, condenser, high temperature heat exchange
Device, low temperature heat exchanger, the second solution pump, absorber, the first solution pump, cryogenic fluid pump, evaporator and fume hot-water heat exchanger.Heat
Water side generator and fume side low pressure generator are arranged in a cavity, and heating surface bank is arranged up and down, and the second solution pump is set
In the concentrated solution exit of fume side low pressure generator.During unit operation, the first solution pump is dilute molten by the lithium bromide in absorber
Liquid is extracted out and is sent into through low temperature heat exchanger in hot water side generator and concentrated by hot water heating, and the concentrated solution after concentration enters back into cigarette
Continue to be heated concentration in the low pressure generator of gas side, go out the lithium-bromide solution of economic benefits and social benefits side low pressure generator again by the second solution pumping
Go out, and be sent into through high-temperature heat exchanger in fume side high pressure generator and be heated concentration, the final concentrated solution after concentration is again through height
Temperature heat exchanger and low temperature heat exchanger return to absorber.
Compared with prior art, the advantage of the invention is that：
The present invention is by the way that the heating surface bank of hot water side generator and fume side low pressure generator is arranged up and down, and by the second solution
Pump is arranged on the concentrated solution exit of fume side low pressure generator, so as to save the solution above fume side low pressure generator
Liquid distributor and hot water side generator bottom need the solution of accumulation, and reduce a pair of solution turnover pipelines, both save
Cost, reduces machine packet size again.
Brief description of the drawings
Fig. 1 is the fundamental diagram of conventional fume hot-water compound type lithium bromide absorption type handpiece Water Chilling Units.
Fig. 2 is a kind of application example of fume hot-water compound type lithium bromide absorption type handpiece Water Chilling Units of the present invention.
Reference in figure：
Hot water side generator 1, fume side high pressure generator 2, fume side low pressure generator 3, condenser 4, high-temperature heat exchanger 5,
Low temperature heat exchanger 6, the second solution pump 7, absorber 8, the first solution pump 9, cryogenic fluid pump 10, evaporator 11, fume hot-water heat exchange
Device 12.
Cold water enters A1, and cold water goes out A2, and cooling water enters B1, and cooling water goes out B2, and hot water enters C1, and hot water goes out C2, and flue gas enters D1, cigarette
Gas goes out D2.
Embodiment
In order to deepen the understanding of the present invention, with reference to embodiment, the present invention is further detailed explanation.Below
Embodiment is only used for clearly illustrating technical scheme, and can not be limited the scope of the invention with this.
Fig. 2 is fume hot-water compound type lithium bromide absorption type handpiece Water Chilling Units involved in the present invention（Hereinafter referred to as unit）'s
A kind of exemplary application map, the unit is by hot water side generator 1, fume side high pressure generator 2, fume side low pressure generator 3, condensation
Device 4, high-temperature heat exchanger 5, low temperature heat exchanger 6, the second solution pump 7, absorber 8, the first solution pump 9, cryogenic fluid pump 10, evaporation
Device 11, fume hot-water heat exchanger 12 and control system（Not shown in figure）And pipeline, the valve of connecting components are formed.Cold water stream
Through evaporator 11, cooling water parallel connection flows through absorber 8 and condenser 4, and hot water flows through fume hot-water heat exchanger 12 and flue gas heat exchange
Hot water side generator 1 is passed through after heating and discharges heat concentration lithium-bromide solution, flue gas flows through fume side high pressure generator 2 simultaneously
Discharge heat concentration lithium-bromide solution.During unit operation, the water as refrigerant under being extracted out and sprayed from the top of evaporator 11 by cryogenic fluid pump 10
Absorb and flow through the heat of cold water in the heat-transfer pipe of evaporator 11, be vaporized into after refrigerant vapour and enter in absorber 8 that to be brominated lithium dense molten
Liquid absorbs, and the heat of release is taken away by the cooling water flowed through in the heat-transfer pipe of absorber 8, after lithium bromide concentrated solution absorbs refrigerant vapour
Concentration is thinning, is extracted out and is sent into through low temperature heat exchanger 6 in hot water side generator 1 by the first solution pump 9 and is concentrated by hot water heating,
Lithium-bromide solution after concentration, which is entered back into fume side low pressure generator 3, is still heated concentration, then lithium-bromide solution again by
Second solution pump 7 is extracted out, is sent into through high-temperature heat exchanger 5 in fume side high pressure generator 2 and is heated concentration again by flue gas, dense
Solution after contracting most returns to absorber 8 through high-temperature heat exchanger 5 and low temperature heat exchanger 6 afterwards.Bromine in fume side high pressure generator 2
High temperature refrigerant vapour caused by changing the concentration of lithium solution enters fume side low pressure generator 3, and lithium bromide therein is heated as thermal source
Solution, itself is condensed after discharging heat, is produced with lithium-bromide solution concentration in hot water side generator 1 and fume side low pressure generator 3
Raw refrigerant vapour enters in condenser 4, is returned to after cooled water cooling condensation in evaporator 11.
In fume hot-water compound type lithium bromide absorption type handpiece Water Chilling Units shown in Fig. 2, cooling water is that parallel connection flows through absorber 8
With condenser 4, it can also be that random order series connection flows through absorber 8 and condenser 4.
In addition to the implementation, it is all to use equivalent transformation or equivalent replacement present invention additionally comprises there is other embodiment
The technical scheme that mode is formed, it all should fall within the scope of the hereto appended claims.
Claims (2)
1. a kind of fume hot-water compound type lithium bromide absorption type handpiece Water Chilling Units, including：Hot water side generator（1）, fume side high pressure
Generator（2）, fume side low pressure generator（3）, condenser（4）, high-temperature heat exchanger（5）, low temperature heat exchanger（6）, second
Solution pump（7）, absorber（8）, the first solution pump（9）, cryogenic fluid pump（10）, evaporator（11）With fume hot-water heat exchanger（12）,
It is characterized in that：Hot water side generator（1）With fume side low pressure generator（3）It is arranged in a cavity, above and below heating surface bank
Arrangement；Second solution pump（7）It is arranged on fume side low pressure generator（3）Concentrated solution exit, hot water first flows through fume hot-water
Heat exchanger（12）Pass through hot water side generator（1）, the first solution pump（9）By absorber（8）In lithium-bromide solution extract out, warp
Low temperature heat exchanger（6）It is sent into hot water side generator（1）, fume side low pressure generator（3）In successively be heated concentration, after concentration
Lithium-bromide solution again by the second solution pump（7）Extract out, through high-temperature heat exchanger（5）It is sent into fume side high pressure generator（2）In
Concentration, the solution after concentration is again through high-temperature heat exchanger（5）And low temperature heat exchanger（6）Return to absorber（8）, fume side high pressure
Generator（2）High temperature refrigerant vapour is in fume side low pressure generator caused by middle lithium-bromide solution concentration（3）After middle release heat
Condensation, with hot water side generator（1）, fume side low pressure generator（3）Refrigerant vapour caused by middle lithium-bromide solution concentration enters
Enter condenser（4）.
A kind of 2. fume hot-water compound type lithium bromide absorption type handpiece Water Chilling Units according to claim 1, it is characterised in that：It is cold
But water parallel connection flows through absorber（8）And condenser（4）, or connected with random order and flow through absorber（8）And condenser（4）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710697074.9A CN107477907A (en) | 2017-08-15 | 2017-08-15 | Fume hot-water compound type lithium bromide absorption type handpiece Water Chilling Units |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710697074.9A CN107477907A (en) | 2017-08-15 | 2017-08-15 | Fume hot-water compound type lithium bromide absorption type handpiece Water Chilling Units |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107477907A true CN107477907A (en) | 2017-12-15 |
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ID=60599607
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710697074.9A Withdrawn CN107477907A (en) | 2017-08-15 | 2017-08-15 | Fume hot-water compound type lithium bromide absorption type handpiece Water Chilling Units |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107477907A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109458753A (en) * | 2018-12-27 | 2019-03-12 | 双良节能系统股份有限公司 | A kind of on-line checking density flue gas type suction-type lithium bromide low-temperature cold water unit |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030029188A1 (en) * | 2001-08-09 | 2003-02-13 | Ebara Corporation | Absorption chiller-heater and generator for use in such absorption chiller-heater |
| CN101825371A (en) * | 2010-05-10 | 2010-09-08 | 江苏双良空调设备股份有限公司 | High-efficiency steam double-effect lithium bromide absorption type water chilling unit |
| CN103759459A (en) * | 2014-01-18 | 2014-04-30 | 双良节能系统股份有限公司 | Flue gas and hot water single and double effect compounded lithium-bromide absorption refrigerating unit |
| CN205037618U (en) * | 2015-10-16 | 2016-02-17 | 烟台荏原空调设备有限公司 | Cold warm water unit of absorption formula and generator waste heat recovery system |
| CN106482384A (en) * | 2016-11-19 | 2017-03-08 | 双良节能系统股份有限公司 | Superposition type solution serial double-effect lithium bromide absorption type refrigeration heat pump unit |
-
2017
- 2017-08-15 CN CN201710697074.9A patent/CN107477907A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030029188A1 (en) * | 2001-08-09 | 2003-02-13 | Ebara Corporation | Absorption chiller-heater and generator for use in such absorption chiller-heater |
| CN101825371A (en) * | 2010-05-10 | 2010-09-08 | 江苏双良空调设备股份有限公司 | High-efficiency steam double-effect lithium bromide absorption type water chilling unit |
| CN103759459A (en) * | 2014-01-18 | 2014-04-30 | 双良节能系统股份有限公司 | Flue gas and hot water single and double effect compounded lithium-bromide absorption refrigerating unit |
| CN205037618U (en) * | 2015-10-16 | 2016-02-17 | 烟台荏原空调设备有限公司 | Cold warm water unit of absorption formula and generator waste heat recovery system |
| CN106482384A (en) * | 2016-11-19 | 2017-03-08 | 双良节能系统股份有限公司 | Superposition type solution serial double-effect lithium bromide absorption type refrigeration heat pump unit |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109458753A (en) * | 2018-12-27 | 2019-03-12 | 双良节能系统股份有限公司 | A kind of on-line checking density flue gas type suction-type lithium bromide low-temperature cold water unit |
| CN109458753B (en) * | 2018-12-27 | 2024-04-02 | 双良节能系统股份有限公司 | Online detection density flue gas type lithium bromide absorption type low-temperature water chilling unit |
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Application publication date: 20171215 |
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| WW01 | Invention patent application withdrawn after publication |