CN107606814B - Ultra-low-height large-temperature-difference lithium bromide absorption heat exchanger unit - Google Patents
Ultra-low-height large-temperature-difference lithium bromide absorption heat exchanger unit Download PDFInfo
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- CN107606814B CN107606814B CN201710970576.4A CN201710970576A CN107606814B CN 107606814 B CN107606814 B CN 107606814B CN 201710970576 A CN201710970576 A CN 201710970576A CN 107606814 B CN107606814 B CN 107606814B
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- hot water
- temperature
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- heat exchanger
- absorber
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- 238000010521 absorption reaction Methods 0.000 title claims abstract description 44
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 title claims abstract description 42
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 130
- 239000006096 absorbing agent Substances 0.000 claims abstract description 73
- 238000001816 cooling Methods 0.000 claims abstract description 21
- 238000010438 heat treatment Methods 0.000 claims abstract description 12
- 239000003507 refrigerant Substances 0.000 claims description 29
- 238000005192 partition Methods 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 3
- 238000004378 air conditioning Methods 0.000 abstract description 2
- 238000001704 evaporation Methods 0.000 description 5
- 230000008020 evaporation Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
Classifications
-
- 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
-
- 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
Landscapes
- Sorption Type Refrigeration Machines (AREA)
Abstract
The invention relates to an ultralow-height lithium bromide absorption heat exchanger unit with large temperature difference, and belongs to the technical field of air conditioning equipment. The unit includes: the primary net hot water from the primary net hot water inlet pipe firstly enters the hot water generator as a driving heat source for primary cooling, then enters the heat exchanger for secondary cooling, and finally flows out through the primary net hot water outlet pipe; the secondary net hot water from the secondary net hot water inlet pipe is divided into two paths, one path is connected in series or in parallel, or the high-temperature absorber and the low-temperature absorber are connected in parallel and then connected in series with the condenser, and flows through the low-temperature absorber, the high-temperature absorber and the condenser, and the other path is connected in series, flows through the high-temperature evaporator and the low-temperature evaporator for cooling, then enters the heat exchanger for heat exchange with the primary net hot water for heating, and flows out through the secondary net hot water outlet pipe after the secondary net hot water is converged. The unit can meet the height requirement of the existing secondary heat exchange station machine room, and can improve the heat supply capacity of the primary network, reduce the investment cost of the primary network and increase the heat supply area.
Description
Technical Field
The invention relates to an ultra-low-height large-temperature-difference lithium bromide absorption heat exchanger unit. Belongs to the technical field of air conditioning equipment.
Background
As shown in fig. 1, a lithium bromide absorption heat exchanger unit in a conventional secondary heat exchange station is composed of a primary net hot water inlet pipe 15, a primary net hot water outlet pipe 16, a secondary net hot water inlet pipe 22, a secondary net hot water outlet pipe 23, a heat exchanger 17, a high-temperature generator 1, a low-temperature generator 2, a high-temperature condenser 3, a low-temperature condenser 4, a high-temperature evaporator 5, a low-temperature evaporator 6, a high-temperature absorber 7, a low-temperature absorber 8, a high-temperature heat exchanger 9, a low-temperature heat exchanger 10, a high-temperature solution pump 11, a low-temperature solution pump 12, a high-temperature refrigerant pump 13, a low-temperature refrigerant pump 14, and pipes and valves connecting the respective components. Wherein the high temperature generator 1, the low temperature generator 2, the high temperature condenser 3 and the low temperature condenser 4 are arranged in the same generating condenser cylinder 18, and the middle is separated by a baffle 19; the high temperature evaporator, the low temperature evaporator, the high temperature absorber and the low temperature absorber are arranged in the same evaporation absorber cylinder 20, and the middle is separated by a sectional baffle 21. The condenser cylinder is arranged at the upper part, the evaporation absorber cylinder is arranged at the lower part, and the high-temperature heat exchanger, the low-temperature heat exchanger and the heat exchanger are arranged at the side surfaces. The heat exchange unit consists of two independent solution circulation and refrigerant water circulation, is mainly applied to secondary heat exchange station equipment in a central heating system, reduces the return water temperature of hot water of a primary network, improves the heating capacity of the primary network, reduces the investment cost of the primary network and increases the heating area.
The secondary heat exchange stations in most centralized heating systems do not consider the use of lithium bromide absorption heat exchange units, and are arranged in basements, the height of a machine room is limited and is generally not more than the layer height of a building, the height of the machine room cannot meet the height requirement of the lithium bromide absorption heat exchange units, if the machine room is built on the ground, the cost is high, and the ground of the heat exchange station is not provided with idle land for newly building the heat exchange machine room. In order to meet the height requirement of a machine room of the secondary heat exchange station, only a lithium bromide absorption heat exchange unit with smaller heat exchange quantity can be adopted, and the number of equipment can be increased by the configuration, so that the occupied area of the equipment is increased, and the investment cost is increased.
Disclosure of Invention
The invention aims to overcome the defects and provide the ultralow-height large-temperature-difference lithium bromide absorption heat exchanger unit which is suitable for the space of the machine room of the existing secondary heat exchange station.
The purpose of the invention is realized in the following way: an ultra-low-height large-temperature-difference lithium bromide absorption heat exchanger unit comprises a primary net hot water inlet pipe, a primary net hot water outlet pipe, a secondary net hot water inlet pipe, a secondary net hot water outlet pipe, a heat exchanger, a hot water generator, a condenser, a high-temperature evaporator, a low-temperature evaporator, a high-temperature absorber, a low-temperature absorber, a solution heat exchanger, a solution pump, an absorption pump, an intermediate absorption pump, a high-temperature refrigerant pump and a low-temperature refrigerant pump; the method is characterized in that: the primary net hot water from the primary net hot water inlet pipe firstly enters the hot water generator as a driving heat source for primary cooling, then enters the heat exchanger for secondary cooling, and finally flows out through the primary net hot water outlet pipe; the secondary net hot water from the secondary net hot water inlet pipe is divided into two paths, one path is connected in series or in parallel, or the high-temperature absorber and the low-temperature absorber are connected in parallel and then connected in series with the condenser, and flows through the low-temperature absorber, the high-temperature absorber and the condenser, and the other path is connected in series, flows through the high-temperature evaporator and the low-temperature evaporator for cooling, then enters the heat exchanger for heat exchange with the primary net hot water for heating, and flows out through the secondary net hot water outlet pipe after the secondary net hot water is converged.
The invention relates to an ultralow-height large-temperature-difference lithium bromide absorption heat exchanger unit, which comprises a primary net hot water inlet pipe, a primary net hot water outlet pipe, a secondary net hot water inlet pipe, a secondary net hot water outlet pipe, a heat exchanger, a hot water generator, a condenser, a high-temperature evaporator, a low-temperature evaporator, a high-temperature absorber, a low-temperature absorber, a solution heat exchanger, a solution pump, an absorption pump, an intermediate absorption pump, a high-temperature refrigerant pump and a low-temperature refrigerant pump, wherein the primary net hot water inlet pipe is connected with the primary net hot water outlet pipe; the primary net hot water from the primary net hot water inlet pipe firstly enters the hot water generator as a driving heat source for primary cooling, then enters the heat exchanger for secondary cooling, finally enters the high-temperature evaporator and the low-temperature evaporator in series for tertiary cooling, and then flows out through the primary net hot water outlet pipe; the secondary net hot water from the secondary net hot water inlet pipe is divided into two paths, one path is connected in series or in parallel, or the high-temperature absorber and the low-temperature absorber are connected in parallel and then connected in series with the condenser, and the other path directly enters the heat exchanger to exchange heat with the primary net hot water, and the two paths of secondary net hot water flow out through the secondary net hot water outlet pipe after being converged.
Further, the condenser, the hot water generator, the high-temperature absorber, the high-temperature evaporator, the low-temperature evaporator and the low-temperature absorber are arranged in the same cylinder side by side; a heat insulation board is arranged between the hot water generator and the high temperature absorber, and a segmented partition board is arranged between the high temperature evaporator and the low temperature evaporator.
Further, the absorption pump is arranged on the pipeline between the hot water generator, the solution heat exchanger and the low-temperature absorber.
An intermediate absorption pump is arranged on a solution pipeline between the low-temperature absorber and the high-temperature absorber.
The high-temperature evaporator side is provided with a high-temperature refrigerant pump, and the low-temperature evaporator side is provided with a low-temperature refrigerant pump.
A refrigerant water communicating pipe is arranged between the high-temperature evaporator and the low-temperature evaporator.
The beneficial effect of this patent is:
1. the condenser, the hot water generator, the high-temperature absorber, the high-temperature evaporator, the low-temperature evaporator and the low-temperature absorber are arranged in the same cylinder side by side, so that the height of the unit is greatly reduced, the height requirement of the machine room of the existing central heating secondary heat exchange station is met, and the investment cost of the machine room is reduced.
2. Under the condition of the same hot water flow rate of the primary network, the adoption of the water heater can reduce the return water temperature of the hot water of the primary network, improve the heat supply capacity of the primary network, reduce the investment cost of the primary network and increase the heat supply area.
The invention arranges the hot water generator, the condenser, the evaporator and the absorber side by side, thereby reducing the height of the unit; the solution flow problem between the hot water generator and the absorber and between the two absorbers is solved by adding an absorption pump and an intermediate absorption pump. Meanwhile, the unit can increase the temperature difference of the hot water supply and return water of the primary network, improve the capacity of the primary network for conveying and heating, reduce the investment cost of the primary network and increase the heating area.
Drawings
Fig. 1 is a schematic diagram of a conventional lithium bromide absorption heat exchanger unit.
Fig. 2 is a schematic diagram of an embodiment of the ultra-low height large temperature difference lithium bromide absorption heat exchanger unit of the invention.
FIG. 3 is a schematic diagram II of an ultra-low height large temperature difference lithium bromide absorption heat exchanger unit according to the present invention
Reference numerals in the drawings:
a high temperature generator 1, a low temperature generator 2, a high temperature condenser 3, a low temperature condenser 4, a high temperature evaporator 5, a low temperature evaporator 6, a high temperature absorber 7, a low temperature absorber 8, a high temperature heat exchanger 9, a low temperature heat exchanger 10, a high temperature solution pump 11, a low temperature solution pump 12, a high temperature refrigerant pump 13, a low temperature refrigerant pump 14, a primary net hot water inlet pipe 15, a primary net hot water outlet pipe 16, a heat exchanger 17, a generating condenser cylinder 18, a partition plate 19, an evaporation absorber cylinder 20, a segmented partition plate 21, a secondary net hot water inlet pipe 22, a secondary net hot water outlet pipe 23, a condenser 24, a solution pump 25, an absorption pump 26, an intermediate absorption pump 27, a solution heat exchanger 28, a refrigerant water communicating pipe 29, a hot water generator 30, and a heat insulating plate 31.
Detailed Description
The invention is described in further detail below with reference to the embodiments of the drawings.
Example 1:
as shown in FIG. 2, the ultra-low-height large-temperature-difference lithium bromide absorption heat exchanger unit consists of a primary net hot water inlet pipe 15, a primary net hot water outlet pipe 16, a secondary net hot water inlet pipe 22, a secondary net hot water outlet pipe 23, a heat exchanger 17, a hot water generator 30, a condenser 24, a high-temperature evaporator 5, a low-temperature evaporator 6, a high-temperature absorber 7, a low-temperature absorber 8, a solution heat exchanger 28, a solution pump 25, an absorption pump 26, an intermediate absorption pump 27, a high-temperature refrigerant pump 13, a low-temperature refrigerant pump 14, and pipelines and valves for connecting the components. Wherein the condenser 24, the hot water generator 30, the high temperature absorber 7, the high temperature evaporator 5, the low temperature evaporator 6, and the low temperature absorber 8 are arranged side by side in the same cylinder. The hot water generator 30 and the high temperature absorber 7 are completely separated by a heat insulation plate 31, and the high temperature evaporator 5 and the low temperature evaporator 6 are separated by a sectional baffle plate 21, so that a two-stage structure of the evaporation and absorber is formed. Solution circulation: the dilute solution is sent to a hot water generator 30 through a solution heat exchanger for heating and concentrating, the generated concentrated solution is sent to a low-temperature absorber 8 through an absorption pump 26 through a solution heat exchanger 28 for absorbing the refrigerant steam from the low-temperature evaporator 6, and the absorbed intermediate solution is sent to a high-temperature absorber 7 through an intermediate absorption pump 27 for further absorbing the refrigerant steam from the high-temperature evaporator 5 to be changed into dilute solution for continuous circulation. An absorption pump 26 (which may also be arranged between the hot water generator and the solution heat exchanger) is arranged on the line between the hot water generator 30, through the solution heat exchanger 28, and the low-temperature absorber 8; an intermediate absorption pump is provided on the solution line between the low temperature absorber 8 and the high temperature absorber 7. The high temperature evaporator 5 is provided with a high temperature refrigerant pump 13, and the low temperature evaporator 6 is provided with a low temperature refrigerant pump 14, thereby completing the respective refrigerant water circulation evaporation. A refrigerant water communication tube 29 is provided between the high temperature evaporator 5 and the low temperature evaporator 6.
The primary net hot water from the primary net hot water inlet pipe firstly serves as a driving heat source for primary cooling by the hot water generator 30, then enters the heat exchanger 17 for secondary cooling, and flows out through the primary net hot water outlet pipe; the secondary net hot water from the secondary net hot water inlet pipe is divided into two paths, one path is connected in series and in parallel (or the high-temperature absorber and the low-temperature absorber are connected in parallel and then connected with the condenser in series) and flows through the low-temperature absorber 8, the high-temperature absorber 7 and the condenser 24, the other path is connected in series and flows through the high-temperature evaporator 5 and the low-temperature evaporator 6 for cooling, and then enters the heat exchanger 17 to exchange heat with the primary net hot water for heating, and the secondary net hot water flows out through the secondary net hot water outlet pipe after being converged.
The primary net hot water can also be carried out according to the following flow, as shown in fig. 3, the primary net hot water from the primary net hot water inlet pipe firstly enters the hot water generator 30 to be used as a driving heat source for primary cooling, then enters the heat exchanger for secondary cooling, finally enters the high-temperature evaporator 5 and the low-temperature evaporator 6 in series for tertiary cooling, and then flows out through the primary net hot water outlet pipe; the secondary net hot water from the secondary net hot water inlet pipe is divided into two paths, one path is connected in series and in parallel (or the high-temperature absorber and the low-temperature absorber are connected in series with the condenser after being connected in parallel) and flows through the low-temperature absorber, the high-temperature absorber and the condenser, and the other path directly enters the heat exchanger to exchange heat with the primary net hot water, and the two paths of secondary net hot water flow out through the secondary net hot water outlet pipe after being converged.
In the units shown in fig. 2 and 3, the evaporator and the absorber may be of a segmented structure or not, and if a non-segmented structure is adopted, one absorption pump and one refrigerant pump can be reduced.
Claims (6)
1. An ultra-low-height large-temperature-difference lithium bromide absorption heat exchanger unit comprises a primary net hot water inlet pipe, a primary net hot water outlet pipe, a secondary net hot water inlet pipe, a secondary net hot water outlet pipe, a heat exchanger, a hot water generator, a condenser, a high-temperature evaporator, a low-temperature evaporator, a high-temperature absorber, a low-temperature absorber, a solution heat exchanger, a solution pump, an absorption pump, an intermediate absorption pump, a high-temperature refrigerant pump and a low-temperature refrigerant pump; the method is characterized in that: the primary net hot water from the primary net hot water inlet pipe firstly enters the hot water generator as a driving heat source for primary cooling, then enters the heat exchanger for secondary cooling, and finally flows out through the primary net hot water outlet pipe; the secondary network hot water from the secondary network hot water inlet pipe is divided into two paths, one path is connected in series or in parallel, or the high-temperature absorber and the low-temperature absorber are connected in parallel and then connected in series with the condenser, and flows through the low-temperature absorber, the high-temperature absorber and the condenser, and the other path is connected in series, flows through the high-temperature evaporator and the low-temperature evaporator for cooling, then enters the heat exchanger to exchange heat with the primary network hot water for heating, and flows out through the secondary network hot water outlet pipe after the secondary network hot water is converged;
the condenser, the hot water generator, the high-temperature absorber, the high-temperature evaporator, the low-temperature evaporator and the low-temperature absorber are arranged in the same cylinder side by side; a heat insulation board is arranged between the hot water generator and the high temperature absorber, and a segmented partition board is arranged between the high temperature evaporator and the low temperature evaporator.
2. An ultra-low-height large-temperature-difference lithium bromide absorption heat exchanger unit comprises a primary net hot water inlet pipe, a primary net hot water outlet pipe, a secondary net hot water inlet pipe, a secondary net hot water outlet pipe, a heat exchanger, a hot water generator, a condenser, a high-temperature evaporator, a low-temperature evaporator, a high-temperature absorber, a low-temperature absorber, a solution heat exchanger, a solution pump, an absorption pump, an intermediate absorption pump, a high-temperature refrigerant pump and a low-temperature refrigerant pump; the method is characterized in that: the primary net hot water from the primary net hot water inlet pipe firstly enters the hot water generator as a driving heat source for primary cooling, then enters the heat exchanger for secondary cooling, finally enters the high-temperature evaporator and the low-temperature evaporator in series for tertiary cooling, and then flows out through the primary net hot water outlet pipe; the secondary net hot water from the secondary net hot water inlet pipe is divided into two paths, one path is connected in series or in parallel, or the high-temperature absorber and the low-temperature absorber are connected in parallel and then connected in series with the condenser, and the other path directly enters the heat exchanger to exchange heat with the primary net hot water, and the two paths of secondary net hot water flow out through the secondary net hot water outlet pipe after being converged;
the condenser, the hot water generator, the high-temperature absorber, the high-temperature evaporator, the low-temperature evaporator and the low-temperature absorber are arranged in the same cylinder side by side; a heat insulation board is arranged between the hot water generator and the high temperature absorber, and a segmented partition board is arranged between the high temperature evaporator and the low temperature evaporator.
3. The ultra-low height large temperature difference lithium bromide absorption heat exchanger unit according to claim 1 or 2, wherein: an absorption pump is arranged on a pipeline between the concentrated solution flowing through the solution heat exchanger from the hot water generator and the low-temperature absorber.
4. The ultra-low height large temperature difference lithium bromide absorption heat exchanger unit according to claim 1 or 2, wherein: an intermediate absorption pump is arranged on a solution pipeline between the low-temperature absorber and the high-temperature absorber.
5. The ultra-low height large temperature difference lithium bromide absorption heat exchanger unit according to claim 1 or 2, wherein: the high-temperature evaporator side is provided with a high-temperature refrigerant pump, and the low-temperature evaporator side is provided with a low-temperature refrigerant pump.
6. The ultra-low height large temperature difference lithium bromide absorption heat exchanger unit according to claim 1 or 2, wherein: a refrigerant water communicating pipe is arranged between the high-temperature evaporator and the low-temperature evaporator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710970576.4A CN107606814B (en) | 2017-10-18 | 2017-10-18 | Ultra-low-height large-temperature-difference lithium bromide absorption heat exchanger unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710970576.4A CN107606814B (en) | 2017-10-18 | 2017-10-18 | Ultra-low-height large-temperature-difference lithium bromide absorption heat exchanger unit |
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| Publication Number | Publication Date |
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| CN107606814A CN107606814A (en) | 2018-01-19 |
| CN107606814B true CN107606814B (en) | 2024-01-05 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111912137A (en) * | 2020-07-21 | 2020-11-10 | 同方节能工程技术有限公司 | Heat pipe type heating absorption heat exchanger unit |
| CN113757760B (en) * | 2021-07-06 | 2022-07-12 | 北京建筑大学 | Low-temperature absorption type large-temperature-difference heat exchange-refrigeration multifunctional system and operation method |
| CN114251709B (en) * | 2021-12-29 | 2023-04-25 | 北京华源泰盟节能设备有限公司 | Medium-temperature waste heat long-distance heat supply system and heat supply method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103512075A (en) * | 2013-09-25 | 2014-01-15 | 清华大学 | Absorption heat exchanger unit combined with boiler |
| CN203549973U (en) * | 2013-09-24 | 2014-04-16 | 四平市巨元瀚洋板式换热器有限公司 | Heat-source-reusing integrated heat exchange unit |
| CN103868131A (en) * | 2014-03-01 | 2014-06-18 | 双良节能系统股份有限公司 | After-burning lithium bromide absorption type heat exchange system |
| CN103868126A (en) * | 2014-03-01 | 2014-06-18 | 双良节能系统股份有限公司 | Afterburning-type lithium bromide absorption heat exchange system capable of simultaneously providing two loops of hot water |
| CN103868124A (en) * | 2014-03-01 | 2014-06-18 | 双良节能系统股份有限公司 | Supplementary-fired lithium bromide absorption type heat exchange system with two routes of water simultaneously supplying heat |
| CN104848328A (en) * | 2015-04-24 | 2015-08-19 | 珠海格力电器股份有限公司 | Heat exchanger unit |
| CN105805946A (en) * | 2016-05-13 | 2016-07-27 | 湖南同为节能科技有限公司 | Heat pump type large temperature difference heat exchange system and method |
| CN207280004U (en) * | 2017-10-18 | 2018-04-27 | 双良节能系统股份有限公司 | The big temperature difference suction-type lithium bromide heat-exchange unit of Very Low Clearance |
-
2017
- 2017-10-18 CN CN201710970576.4A patent/CN107606814B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203549973U (en) * | 2013-09-24 | 2014-04-16 | 四平市巨元瀚洋板式换热器有限公司 | Heat-source-reusing integrated heat exchange unit |
| CN103512075A (en) * | 2013-09-25 | 2014-01-15 | 清华大学 | Absorption heat exchanger unit combined with boiler |
| CN103868131A (en) * | 2014-03-01 | 2014-06-18 | 双良节能系统股份有限公司 | After-burning lithium bromide absorption type heat exchange system |
| CN103868126A (en) * | 2014-03-01 | 2014-06-18 | 双良节能系统股份有限公司 | Afterburning-type lithium bromide absorption heat exchange system capable of simultaneously providing two loops of hot water |
| CN103868124A (en) * | 2014-03-01 | 2014-06-18 | 双良节能系统股份有限公司 | Supplementary-fired lithium bromide absorption type heat exchange system with two routes of water simultaneously supplying heat |
| CN104848328A (en) * | 2015-04-24 | 2015-08-19 | 珠海格力电器股份有限公司 | Heat exchanger unit |
| CN105805946A (en) * | 2016-05-13 | 2016-07-27 | 湖南同为节能科技有限公司 | Heat pump type large temperature difference heat exchange system and method |
| CN207280004U (en) * | 2017-10-18 | 2018-04-27 | 双良节能系统股份有限公司 | The big temperature difference suction-type lithium bromide heat-exchange unit of Very Low Clearance |
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