CN101236035A - Absorption type heat pump heat supply system possessing flue gas condensation heat reclamation function - Google Patents
Absorption type heat pump heat supply system possessing flue gas condensation heat reclamation function Download PDFInfo
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- CN101236035A CN101236035A CNA200810101403XA CN200810101403A CN101236035A CN 101236035 A CN101236035 A CN 101236035A CN A200810101403X A CNA200810101403X A CN A200810101403XA CN 200810101403 A CN200810101403 A CN 200810101403A CN 101236035 A CN101236035 A CN 101236035A
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- heat
- flue gas
- heat exchanger
- heat pump
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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
Abstract
Disclosed is an absorption heat pump heat distribution system with flue gas condensing and heat recovery. The invention is structurally characterized in that a flue gas outlet port of a flue gas / direct combustion type absorption heat pump device is connected with a flue gas inlet port of a condensing heat exchanger, a water flow outlet of an evaporator of the heat pump device is connected with a primary side water flow inlet of the heat exchanger, a water flow outlet of the condensing heat exchanger is connected with a water flow inlet of the evaporator of the flue gas / direct combustion type absorption heat pump device, return water of a water supply loop passes through an external circulating pump and is respectively connected with the water flow inlet of a condenser and a secondary side water flow inlet of the heat exchanger of the heat pump device, secondary side water flow outlets of the heat exchanger are connected with the water flow inlet of the condenser of the heat pump device and both connected with a heat supply and water supply loop. The system can effectively use flue discharge low-grade heat source, recycle flue gas hidden heat, increase comprehensive efficiency of the system and simultaneously reduce discharge amount of the polluted material.
Description
Technical field
The invention belongs to the energy technology application, relate to the improvement that flue gas/direct-fired absorption heat pump assembly is used, is a kind of absorption type heat pump heat distribution system with the flue gas condensing recuperation of heat.
Background technology
At present, flue gas/direct-fired absorption heat pump assembly needs the outside to have stable low level heat energy just can adopt.Externally can provide under the condition of stable low level heat energy, traditional absorption type heat pump heat distribution system, adopt flue gas or Gas Direct-fired as high temperature heat source, system will often directly be discharged behind the Btu utilization of flue gas, exhaust gas temperature is about about 170 ℃, just make the fume afterheat about 170 ℃ to utilize, the system that directly discharges also causes certain problem of environmental pollution.
Summary of the invention
At the problems referred to above, the purpose of this invention is to provide a kind of absorption type heat pump heat distribution system with the flue gas condensing recuperation of heat.
For realizing described goal of the invention, the technical solution used in the present invention is as follows:
A kind of absorption type heat pump heat distribution system with the flue gas condensing recuperation of heat, its syndeton is: the exhanst gas outlet of flue gas/direct-fired absorption heat pump assembly 1 links to each other with the smoke inlet of condensing heat exchanger 2; The evaporator water way outlet of flue gas/direct-fired absorption heat pump assembly 1 is connected with heat exchanger 3 primary side water route imports, the primary side water route outlet of heat exchanger 3 links to each other with the water route import of condensing heat exchanger 2 through inner loop pump 5, and the water route outlet of condensing heat exchanger 2 links to each other with the water route import of the evaporimeter of flue gas/direct-fired absorption heat pump assembly 1; The backwater of heat supplying loop links to each other with heat exchanger 3 secondary side waterway inlets with the condenser water route inlet of flue gas/direct-fired absorption heat pump assembly 1 respectively through outer loop pump 6, and the outlet of heat exchanger 3 secondary side water routes links to each other and all links to each other with the heat supply water supply loop with the Water in Condenser way outlet of flue gas/direct-fired absorption heat pump assembly 1.
The high-order heat of described heating system is provided by the smoke inlet that high-temperature flue gas enters flue gas/direct-fired absorption heat pump assembly 1, or combustion gas directly enters flue gas/direct-fired absorption heat pump assembly 1 and provides by the mode of direct burning.
Described heat exchanger 3 secondary side waterway inlets are set up control valve 4, are used for regulating the heat exchange amount of chilled water and cooling water side, the high-order thermal source of regulating system and the proportion relation of low level heat energy, the heat balance of realization system.
Described heat exchanger 3 adopts the mode of indirect heat exchange, and loop, primary side water route and loop, secondary side water route are separate in heat exchanger 3.
Heating system of the present invention can effectively utilize the low level heat energy of the higher smoke evacuation of temperature as flue gas/direct-fired absorption heat pump assembly, reclaims flue gas latent heat, reduce exhaust gas temperature, realize the cascade utilization of the energy, improve the overall efficiency of system, reduce pollutant discharge amount simultaneously.System reclaims heat as low level heat energy and the unmatched problem of high-order thermal source at flue gas condensing, avoided the control method of flue gas bypass, adopt the mode of chilled water side and cooling water side indirect heat exchange, solved the heat matching problem of high and low position thermal source in the system.
Description of drawings
Fig. 1 is a connection diagram of the present invention.
The specific embodiment
The invention provides a kind of absorption type heat pump heat distribution system, be further described below in conjunction with accompanying drawing technical scheme the most of the present invention with the flue gas condensing recuperation of heat.
The system of the absorption type heat pump heat distribution system of band flue gas condensing recuperation of heat forms as shown in Figure 1, and its composition comprises: flue gas/direct-fired absorption heat pump assembly 1, condensing heat exchanger 2, heat exchanger 3, control valve 4, inner loop pump 5 and outer loop pump 6.Described heating system syndeton is: the exhanst gas outlet of flue gas/direct-fired absorption heat pump assembly 1 links to each other with the smoke inlet of condensing heat exchanger 2; The evaporator water way outlet of flue gas/direct-fired absorption heat pump assembly 1 is connected with heat exchanger 3 primary side water route imports, the primary side water route outlet of heat exchanger 3 links to each other with the water route import of condensing heat exchanger 2 through inner loop pump 5, and the water route outlet of condensing heat exchanger 2 links to each other with the water route import of the evaporimeter of flue gas/direct-fired absorption heat pump assembly 1; The backwater of heat supplying loop links to each other with heat exchanger 3 secondary side waterway inlets with the condenser water route inlet of flue gas/direct-fired absorption heat pump assembly 1 respectively through outer loop pump 6, and the outlet of heat exchanger 3 secondary side water routes links to each other and all links to each other with the heat supply water supply loop with the Water in Condenser way outlet of flue gas/direct-fired absorption heat pump assembly 1; Be provided with control valve 4 at heat exchanger 3 secondary side waterway inlets.
When needs were regulated, control valve 4 was opened, make the heat supply backwater enter heat exchanger 3 secondary sides and primary side heat exchange after, get back in the heat supply water supply loop; Can realize that by regulating control valve 4 proportion relation of high-order thermal source and low level heat energy in the regulating system is kept the stable operation of system to the replenishing or shifting of chilled water side heat.High-order heat enters the smoke inlet of flue gas/direct-fired absorption heat pump assembly 1 by high-temperature flue gas, or combustion gas directly enters flue gas/direct-fired absorption heat pump assembly 1 and provide by the mode of direct burning, and final flue gas is discharged through the exhanst gas outlet of condensing heat exchanger.
Claims (4)
1. the absorption type heat pump heat distribution system with the flue gas condensing recuperation of heat is characterized in that, the syndeton of described heating system is: the exhanst gas outlet of flue gas/direct-fired absorption heat pump assembly (1) links to each other with the smoke inlet of condensing heat exchanger (2); The evaporator water way outlet of flue gas/direct-fired absorption heat pump assembly (1) is connected with heat exchanger (3) primary side water route import, the primary side water route outlet of heat exchanger (3) links to each other with the water route import of condensing heat exchanger (2) through inner loop pump (5), and the water route outlet of condensing heat exchanger (2) links to each other with the water route import of the evaporimeter of flue gas/direct-fired absorption heat pump assembly (1); The backwater of heat supplying loop links to each other with heat exchanger (3) secondary side waterway inlet with the condenser water route inlet of flue gas/direct-fired absorption heat pump assembly (1) respectively through outer loop pump (6), and the outlet of heat exchanger (3) secondary side water route links to each other and all links to each other with the heat supply water supply loop with the Water in Condenser way outlet of flue gas/direct-fired absorption heat pump assembly (1).
2. the absorption type heat pump heat distribution system of band flue gas condensing according to claim 1 recuperation of heat, it is characterized in that, the high-order heat of described heating system is provided by the smoke inlet that high-temperature flue gas enters flue gas/direct-fired absorption heat pump assembly (1), or combustion gas directly enters flue gas/direct-fired absorption heat pump assembly (1) and provides by the mode of direct burning.
3. the absorption type heat pump heat distribution system of band flue gas condensing according to claim 1 recuperation of heat, it is characterized in that, set up control valve (4) at described heat exchanger (3) secondary side waterway inlet, be used for regulating the heat exchange amount of chilled water and cooling water side, the high-order thermal source of regulating system and the proportion relation of low level heat energy, the heat balance of realization system.
4. the absorption type heat pump heat distribution system of band flue gas condensing according to claim 1 recuperation of heat, it is characterized in that, described heat exchanger (3) adopts the mode of indirect heat exchange, and loop, primary side water route and loop, secondary side water route are separate in heat exchanger (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200810101403XA CN101236035A (en) | 2008-03-06 | 2008-03-06 | Absorption type heat pump heat supply system possessing flue gas condensation heat reclamation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200810101403XA CN101236035A (en) | 2008-03-06 | 2008-03-06 | Absorption type heat pump heat supply system possessing flue gas condensation heat reclamation function |
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| CN101236035A true CN101236035A (en) | 2008-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA200810101403XA Pending CN101236035A (en) | 2008-03-06 | 2008-03-06 | Absorption type heat pump heat supply system possessing flue gas condensation heat reclamation function |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102022145A (en) * | 2010-11-18 | 2011-04-20 | 清华大学 | Steam exhaust waste heat recovery unit |
| CN102519068A (en) * | 2011-12-02 | 2012-06-27 | 西安交通大学 | Smoke water condensing and waste heat recovering device |
| CN103776079A (en) * | 2014-02-28 | 2014-05-07 | 清华大学 | Electric peaking combined heat and power (CHP) waste heat recovery device and operating method thereof |
| CN104930748A (en) * | 2015-07-14 | 2015-09-23 | 中国华电工程(集团)有限公司 | Smoke hot water type lithium bromide heat exchange system |
| CN106440479A (en) * | 2016-12-12 | 2017-02-22 | 远大空调有限公司 | High-efficiency condensation heat recovery heating device and method |
| CN108050731A (en) * | 2017-11-29 | 2018-05-18 | 华北电力大学 | A kind of flue gas drives residual heat recovery type absorption heat pump |
-
2008
- 2008-03-06 CN CNA200810101403XA patent/CN101236035A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102022145A (en) * | 2010-11-18 | 2011-04-20 | 清华大学 | Steam exhaust waste heat recovery unit |
| CN102022145B (en) * | 2010-11-18 | 2014-03-05 | 清华大学 | Steam exhaust waste heat recovery unit |
| CN102519068A (en) * | 2011-12-02 | 2012-06-27 | 西安交通大学 | Smoke water condensing and waste heat recovering device |
| CN102519068B (en) * | 2011-12-02 | 2015-08-05 | 西安交通大学 | A kind of flue gas condensed water, waste-heat recovery device |
| CN103776079A (en) * | 2014-02-28 | 2014-05-07 | 清华大学 | Electric peaking combined heat and power (CHP) waste heat recovery device and operating method thereof |
| CN103776079B (en) * | 2014-02-28 | 2016-05-18 | 清华大学 | A kind of power peak regulation cogeneration of heat and power waste-heat recovery device and operation method thereof |
| CN104930748A (en) * | 2015-07-14 | 2015-09-23 | 中国华电工程(集团)有限公司 | Smoke hot water type lithium bromide heat exchange system |
| CN106440479A (en) * | 2016-12-12 | 2017-02-22 | 远大空调有限公司 | High-efficiency condensation heat recovery heating device and method |
| CN108050731A (en) * | 2017-11-29 | 2018-05-18 | 华北电力大学 | A kind of flue gas drives residual heat recovery type absorption heat pump |
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Open date: 20080806 |