CN1188641C - Direct burning adsorption type cold and warm water machine set - Google Patents
Direct burning adsorption type cold and warm water machine set Download PDFInfo
- Publication number
- CN1188641C CN1188641C CNB011444193A CN01144419A CN1188641C CN 1188641 C CN1188641 C CN 1188641C CN B011444193 A CNB011444193 A CN B011444193A CN 01144419 A CN01144419 A CN 01144419A CN 1188641 C CN1188641 C CN 1188641C
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- heat
- pressure generator
- heat exchanger
- pump
- high pressure
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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]
-
- 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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- Sorption Type Refrigeration Machines (AREA)
Abstract
The present invention relates to a direct-burning type absorption type cold and hot water machine set which belongs to the field of an absorption type cold and hot water machine set. The present invention solves the problem of difficultly recovering sensible residual heat of smoke gas and latent residual heat of steam in the prior art, raises the heat supply efficiency and reduces the operation cost of the machine set. The direct-burning type absorption type cold and hot water machine set comprises a condensation heat exchanger, a burning chamber, a high pressure generator, a solution heat exchanger, an absorber, a pump, an evaporator, a condenser, a hot water supply pipe and connecting pipes, wherein a burning chamber is arranged in a solution of the high pressure generator, and the condensation heat exchanger is connected with the evaporator through the connecting pipe in parallel and forms a circulation loop with the pump; the hot water supply pipe passes through the absorber, the condenser, and a low pressure generator or the heat exchanger which forms a loop with the high pressure generator through the connecting pipe and the pump. The direct-burning type absorption type cold and hot water machine set is mainly used for the heat supply and cooling of building subzones.
Description
Technical field
The present invention relates to a kind of absorption-type cold-hot water dispenser group, particularly a kind of direct-fired absorption refrigerating and heating unit.
Background technology
Because natural gas, coal gas or wet goods gas, liquid fuel can produce a large amount of water in burning, so, containing a large amount of water vapours in the direct-fired absorption refrigerating and heating unit discharged flue gas, this part water vapor condensation can be emitted a large amount of heats.And the exhaust gas temperature of direct-fired absorption refrigerating and heating unit contains a large amount of condensation heat that do not reclaim generally more than 160 ℃ in the flue gas.Therefore, in present direct-fired absorption refrigerating and heating unit, a large amount of obvious heat of smoke waste heats and steam latent heat waste heat are wasted, and heating efficiency is difficult to improve.
Summary of the invention
The purpose of this invention is to provide a kind of direct-fired absorption refrigerating and heating unit, its recyclable obvious heat of smoke waste heat and steam latent heat waste heat, thus improve unit heating efficiency, reduction unit operation cost.
Technical scheme of the present invention realizes as follows:
A kind of direct-fired absorption refrigerating and heating unit, comprise condensate and heat exchanger, combustion chamber, high pressure generator, solution heat exchanger, absorber, pump one, evaporimeter, condenser, heat supply water pipe and tube connector, the combustion chamber places in the solution of high pressure generator, pump one, solution heat exchanger, high pressure generator, absorber, evaporimeter, condenser and the pump three common single-effective absorption heat pumps of forming.Its design feature is, described condensate and heat exchanger places in the flue of combustion chamber, and condensate and heat exchanger is connected in parallel by tube connector and evaporimeter and forms closed circuit by pump.Deliver to the heating loop behind heat supply water pipe process absorber and condenser and the low pressure generator, low pressure generator and high pressure generator are connected in parallel and form closed circuits by pump four.
A kind of direct-fired absorption refrigerating and heating unit comprises condensate and heat exchanger, combustion chamber, high pressure generator, solution heat exchanger, absorber, pump one, evaporimeter, condenser, heat supply water pipe and tube connector.The combustion chamber places in the solution of high pressure generator.Pump one, solution heat exchanger, high pressure generator, absorber, evaporimeter, condenser and the pump three common single-effective absorption heat pumps of forming.Its design feature is, described heat supply water pipe is delivered to heat supplying loop through absorber and condenser and after being arranged on heat exchanger in the high pressure generator.Condensate and heat exchanger places in the flue of combustion chamber, and condensate and heat exchanger is connected with heat-transfer pipe in the evaporimeter by tube connector and forms closed circuits by pump four.
The present invention is owing to adopted condensate and heat exchanger to absorb sensible heat waste heat in the flue gas and latent heat waste heat in the steam, and adopt the loop of low pressure generator and high pressure generator composition or the loop of forming with heat exchanger, the heat of fuel combustion is discharged in the heat supply water loop, therefore the heating efficiency of this invention has been improved more than 10% than prior art, the operating cost of unit also significantly reduces.In addition, absorbed pernicious gases such as the NOx in the partial fume, SOx, reduced environmental pollution owing to coagulate water.
Description of drawings
Accompanying drawing 1 is the johning knot composition of the embodiment of the invention 1;
Accompanying drawing 2 is the johning knot composition of the embodiment of the invention 2.
The specific embodiment
Referring to Fig. 1, hot and cold water unit of the present invention comprises condensate and heat exchanger 1, combustion chamber 3, high pressure generator 4, solution heat exchanger 5, absorber 6, pump 1, evaporimeter 8, condenser 9, heat supply water pipe 11 and tube connector, combustion chamber 3 places in the solution of high pressure generator 4, and solution heat exchanger 5, pump 1, high pressure generator 4, absorber 6, evaporimeter 8, condenser 9 and pump three 7-2 form the single-effective absorption heat pump jointly.Deliver to heat supplying loop behind described heat supply water pipe 11 process absorbers 6 and condenser 9 and the low pressure generator 10, low pressure generator 10 is connected with high pressure generator 4 and forms solution circulation loop by pump two 7-1; Described condensate and heat exchanger 1 places in the flue 2 of combustion chamber 3, and condensate and heat exchanger 1 is connected by the heat-transfer pipe in tube connector and the evaporimeter 8 and forms closed circuit by pump four 7-3.
When heat supply, the present invention utilizes the cryogen working medium of evaporimeter 8, and as water etc., the low-temperature evaporation heat absorption provides low-temperature cooling water to condensate and heat exchanger 1.Like this, the fuel flue gas of the discharging flue 2 of flowing through that in combustion chamber 3, burns, after the sub-cooled water cooling of heat exchanger 1 opposite side that is condensed, its temperature can be reduced to below 40 ℃, and emits a large amount of waste heats.Cooling water heats up after absorbing this part waste heat, and gets back to evaporimeter 8.In evaporimeter 8, cooling water passes to refrigerant vapour with this waste heat.This refrigerant vapour enters absorber 6 by evaporimeter 8, and is absorbed by lithium-bromide solution, solution in the process that absorbs water vapour to the water supply loop heat release.Be sent in the high pressure generator 4 because of absorbing the thinning solution of steam in the absorber 6, by the heat of high temperature heating of emitting after combustion gas or the wet goods fuel combustion, solution is separated out water vapour and is become concentrated solution, and enters absorber 6 and continuation absorption water vapour after solution heat exchanger 5 heat releases.The water vapour of separating out in the high pressure generator 4 is discharged in the condenser 9, is condensed into water as refrigerant behind heat supply water loop thermal discharge.This water as refrigerant proceeds to evaporation heat absorption in the evaporimeter 8.
Go for the heat that combustion fuel discharged in the high pressure generator 4 is discharged in the heat supply water loop, can utilize low pressure generator 10 to realize this heat dispose procedure.The heated solution of high pressure generator 4 parts is delivered to low pressure generator 10.In low pressure generator 10, solution is with the hot water of heat transferred heat supply water pipe 11 inboards, and the solution after the heat release is sent back to high pressure generator 4 again.In heat supplying loop, the heat supply backwater is earlier through absorber 6, condenser 9, and then through low pressure generator 10, delivers to the user after finally being heated to uniform temperature.The part that heat supply water pipe 11 is arranged in absorber 6, condenser 9 and the low pressure generator 10 is the snake shape or is arranged side by side.
Referring to Fig. 2, another embodiment of hot and cold water unit of the present invention, comprise condensate and heat exchanger 1, combustion chamber 3, high pressure generator 4, solution heat exchanger 5, absorber 6, pump 1, evaporimeter 8, condenser 9, heat supply water pipe 11 and tube connector, combustion chamber 3 places in the solution of high pressure generator 4, and solution heat exchanger 5, pump 1, high pressure generator 4, absorber 6, evaporimeter 8, condenser 9 and pump three 7-2 form the single-effective absorption heat pump jointly.Deliver to heat supplying loop behind described heat supply water pipe 11 process absorbers 6 and condenser 9 and the heat exchanger 12; Described condensate and heat exchanger 1 places in the flue 2 of combustion chamber 3, and condensate and heat exchanger 1 is connected by the heat-transfer pipe in tube connector and the evaporimeter 8 and forms closed circuit by pump four 7-3.
When heat supply, the present invention utilizes the cryogen working medium of evaporimeter 8, and as water etc., the low-temperature evaporation heat absorption provides low-temperature cooling water to condensate and heat exchanger 1.Like this, the fuel flue gas of the discharging flue 2 of flowing through that in combustion chamber 3, burns, after the sub-cooled water cooling of heat exchanger 1 opposite side that is condensed, its temperature can be reduced to below 40 ℃, and emits a large amount of waste heats.Cooling water heats up after absorbing this part waste heat, and gets back to evaporimeter 8.In evaporimeter 8, cooling water passes to refrigerant vapour with this waste heat.This refrigerant vapour enters absorber 6 by evaporimeter 8, and is absorbed by lithium-bromide solution, solution in the process that absorbs water vapour to the water supply loop heat release.Be sent in the high pressure generator 4 because of absorbing the thinning solution of steam in the absorber 6, by the heat of high temperature heating of emitting after combustion gas or the wet goods fuel combustion, solution is separated out steam and is become concentrated solution, and enters absorber 6 and continuation absorption water vapour after solution heat exchanger 5 heat releases.The steam of separating out in the high pressure generator 4 is discharged in the condenser 9, is condensed into water as refrigerant behind heat supply water loop thermal discharge.This water as refrigerant proceeds to evaporation heat absorption in the evaporimeter 8.
Go for the heat that combustion fuel discharged in the high pressure generator 4 is discharged in the heat supply water loop, can utilize heat exchanger 12 to realize this heat dispose procedure.In heat supplying loop, the heat supply backwater is earlier through absorber 6, condenser 9, and then through over-heat-exchanger 12, delivers to the user after finally being heated to uniform temperature.Heat exchanger can place high pressure generator 4 the insides or outside, and the part that heat supply water pipe 11 is arranged in absorber 6, condenser 9 and the heat exchanger 12 is the snake shape or is arranged side by side.
Worth proposition is in addition, and the present invention only describes the system's type of attachment and the method for operation of this direct-fired absorption refrigerating and heating unit heating condition, and for cooling condition, system constitutes with the method for operation all same as the prior art, so repeat no more.
Claims (3)
1. direct-fired absorption refrigerating and heating unit, comprise condensate and heat exchanger (1), combustion chamber (3), high pressure generator (4), solution heat exchanger (5), absorber (6), pump-(7), evaporimeter (8), condenser (9), heat supply water pipe (11) and tube connector, combustion chamber (3) places in the solution of high pressure generator (4), pump-(7), solution heat exchanger (5), high pressure generator (4), absorber (6), evaporimeter (8), condenser (9) and pump three (7-2) are formed the single-effective absorption heat pump jointly, it is characterized in that, deliver to heat supplying loop behind described heat supply water pipe (11) process absorber (6) and condenser (9) and the low pressure generator (10), low pressure generator (10) is connected with high pressure generator (4) and forms solution circulation loop by pump two (7-1); Described condensate and heat exchanger (1) places in the flue (2) of combustion chamber (3), and condensate and heat exchanger (1) is connected by the interior heat-transfer pipe of tube connector and evaporimeter (8) and forms closed circuit by pump four (7-3).
2. direct-fired absorption refrigerating and heating unit, comprise condensate and heat exchanger (1), combustion chamber (3), high pressure generator (4), solution heat exchanger (5), absorber (6), pump-(7), evaporimeter (8), condenser (9), heat supply water pipe (11) and tube connector, combustion chamber (3) places in the solution of high pressure generator (4), pump-(7), solution heat exchanger (5), high pressure generator (4), absorber (6), evaporimeter (8), condenser (9) and pump three (7-2) are formed the single-effective absorption heat pump jointly, it is characterized in that described heat supply water pipe (11) is delivered to heat supplying loop through absorber (6) and condenser (9) and after being arranged on heat exchanger (12) in the high pressure generator (4); Described condensate and heat exchanger (1) places in the flue (2) of combustion chamber (3), and condensate and heat exchanger (1) is connected by the interior heat-transfer pipe of tube connector and evaporimeter (8) and forms closed circuit by pump four (7-3).
3. according to claim 1 or 2 described a kind of direct-fired absorption refrigerating and heating units, it is characterized in that described heat supply water pipe (11) is arranged on absorber (6), condenser (9) or low pressure generator (10) or the part that is arranged in the heat exchanger (12) in the high pressure generator (4) is the snake shape or is arranged side by side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011444193A CN1188641C (en) | 2001-12-17 | 2001-12-17 | Direct burning adsorption type cold and warm water machine set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011444193A CN1188641C (en) | 2001-12-17 | 2001-12-17 | Direct burning adsorption type cold and warm water machine set |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1427225A CN1427225A (en) | 2003-07-02 |
| CN1188641C true CN1188641C (en) | 2005-02-09 |
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ID=4677566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB011444193A Expired - Fee Related CN1188641C (en) | 2001-12-17 | 2001-12-17 | Direct burning adsorption type cold and warm water machine set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1188641C (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1979051B (en) * | 2005-12-05 | 2010-10-27 | 深圳市安托山混凝土管桩有限公司 | Boiler smoke after-heat utilizing device |
| CN101929759B (en) * | 2009-06-25 | 2013-08-21 | 清华大学 | Absorption heating and refrigerating all-in-one machine taking high-temperature gas as heat source |
| CN101943470B (en) * | 2009-07-09 | 2013-12-04 | 清华大学 | Novel absorption gas-water heat exchange unit |
| CN101726110B (en) * | 2009-11-20 | 2011-08-17 | 清华大学 | Heatpump type gas-fired boiler waste heat recovery unit |
| CN101799207B (en) * | 2010-03-05 | 2012-01-04 | 清华大学 | System and method for recycling waste heat of bath sewage by utilizing absorption heat pump |
| CN102997482B (en) * | 2012-12-19 | 2015-03-11 | 双良节能系统股份有限公司 | Direct-fired lithium bromide absorption cold-hot water unit for recovering flue gas waste heat under heating working condition |
| CN103542592A (en) * | 2013-09-28 | 2014-01-29 | 昆山市周市溴化锂溶液厂 | Direct combustion type lithium bromide absorption cold and hot water unit with heat recycling function |
| CN104457012B (en) * | 2014-12-03 | 2016-08-31 | 中国电子科技集团公司第三十八研究所 | A kind of absorption type refrigerating unit of recyclable steam sensible heat |
| CN105066161B (en) * | 2015-07-29 | 2018-01-26 | 思安新能源股份有限公司 | Reclaiming system for condensation heat |
| CN105466016A (en) * | 2015-12-25 | 2016-04-06 | 力聚热力设备科技有限公司 | Vacuum boiler with built-in absorption type heat pump |
| CN108180670B (en) * | 2016-12-08 | 2021-02-12 | 荏原冷热系统株式会社 | Absorption heat exchange system |
| CN109595851A (en) * | 2018-09-26 | 2019-04-09 | 中山市恒乐电器有限公司 | A kind of combined heat pump absorption system and the water heater using it |
-
2001
- 2001-12-17 CN CNB011444193A patent/CN1188641C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1427225A (en) | 2003-07-02 |
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| SE01 | Entry into force of request for substantive examination | ||
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Granted publication date: 20050209 Termination date: 20121217 |