CN210141709U - High-efficiency absorption type large temperature difference unit for lithium bromide heat exchange - Google Patents
High-efficiency absorption type large temperature difference unit for lithium bromide heat exchange Download PDFInfo
- Publication number
- CN210141709U CN210141709U CN201920787087.XU CN201920787087U CN210141709U CN 210141709 U CN210141709 U CN 210141709U CN 201920787087 U CN201920787087 U CN 201920787087U CN 210141709 U CN210141709 U CN 210141709U
- Authority
- CN
- China
- Prior art keywords
- condenser
- evaporator
- temperature generator
- temperature
- low
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
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 utility model discloses a high-efficient absorption type large temperature difference unit for lithium bromide heat exchange, which comprises a high temperature generator, wherein the right side of the high temperature generator is sequentially provided with a low temperature generator and a condenser, the high temperature generator, the low temperature generator and the condenser are matched to form a first cylinder, an evaporator is arranged below the first cylinder, absorbers are arranged at two sides of the evaporator and are matched to form a second cylinder, the utility model adopts the low temperature heat exchanger, the high temperature heat exchanger and the high temperature generator to be matched to preliminarily cool a hot water inlet pipe, and a condenser and the low temperature heat radiator are used for gradually cooling twice, so that the water supply of the hot water inlet pipe can be cooled for three times through the high temperature generator, the low temperature generator and the condenser, the cooling efficiency is higher, meanwhile, the heat exchange efficiency is effectively improved, and the heat absorption is simultaneously carried out by the high temperature heat exchanger, the low temperature heat exchanger and, the recovery temperature difference is effectively improved, and the waste heat recovery efficiency is higher.
Description
Technical Field
The utility model relates to a heat exchange equipment field specifically is a big difference in temperature unit of high-efficient absorption formula for lithium bromide heat transfer.
Background
The hot water type lithium bromide absorption refrigerator is a device for producing cold water by utilizing low-temperature hot water for driving, and the unit has the advantages of capability of recycling the waste heat of the low-temperature hot water, large unit capacity, no environmental pollution caused by adopting water as a refrigerant, convenience in unit maintenance and management and the like, so that the unit is more and more widely applied to the fields of air conditioning, process refrigeration and the like. At present, the hot water temperature after the hot water type lithium bromide absorption refrigerating unit is recycled is about 70 ℃, the common hot water recycling temperature difference is within 20 ℃, the recycling temperature difference is lower, the waste heat can not be recovered to the hot water maximum limit discharged by factory production, the heat absorption efficiency is lower, more cold energy is prepared simultaneously, the low-temperature hot water cooling requirement is met on one hand, the factory refrigeration requirement is met on the other hand, and the problems can not be solved by the current main method.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a big difference in temperature unit of high-efficient absorption formula for lithium bromide heat transfer to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a high-efficiency absorption type large temperature difference unit for lithium bromide heat exchange comprises a high-temperature generator, a low-temperature generator, a condenser, an absorber, an evaporator and a hot water inlet pipe, wherein the low-temperature generator and the condenser are sequentially arranged on the right side of the high-temperature generator, the low-temperature generator and the condenser are matched to form a first cylinder, the evaporator is arranged below the first cylinder, the absorbers are arranged on two sides of the evaporator, the evaporator and the absorbers are matched to form a second cylinder, meanwhile, the high-temperature heat exchanger, a condenser and the low-temperature heat exchanger are sequentially arranged on the left sides of the high-temperature generator and the absorbers from top to bottom, the hot water inlet pipe is connected with the high-temperature generator and the low-temperature generator, is connected with the condenser through pipelines, and is connected out through a hot water outlet pipe, the absorbers on two sides of the evaporator are connected with a confluence generating pump, The high-temperature heat exchanger and the high-temperature generator are connected into the water condenser and the low-temperature generator in sequence, the cooling liquid in the high-temperature generator flows back to the high-temperature heat exchanger through the pipeline, and the cooling liquid in the low-temperature generator flows back to the high-temperature heat exchanger and is combined into a whole with the cooling liquid in the low-temperature generator, and then the low-temperature heat exchanger is connected into the absorber through the absorption pump.
As a further aspect of the present invention: the evaporator is connected with the refrigerant inlet pipe and the refrigerant outlet pipe, the evaporator is communicated with the condenser through the circulating pipe, and the circulating pipe at the bottom end of the evaporator is connected with the refrigerant pump.
As a further aspect of the present invention: and the cooling water inlet pipe is divided into three paths which are respectively connected to the absorber and the condenser at two sides of the evaporator and converged out through the cooling water outlet pipe.
As a further aspect of the present invention: stop valves are arranged on the hot water inlet pipe and the hot water outlet pipe, and throttle valves are arranged on the two circulating pipes of the condenser and the evaporator.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model has simple structure, adopts the high temperature generator, the low temperature generator and the condenser to form a first cylinder body in parallel, the absorbers are arranged at the two sides of the evaporator to form a second cylinder body, and the first cylinder body and the second cylinder body form a double-cylinder body structure in parallel, and the first cylinder body and the second cylinder body can be arranged in parallel transversely and longitudinally, so that the structure is more stable, the adjustment is convenient, and the installation of the equipment is more convenient; adopt low temperature heat exchanger, high temperature heat exchanger and high temperature generator cooperation to carry out preliminary cooling to hot water import pipe, carry out gradual twice cooling by condenser and low temperature radiator, can carry out the cubic cooling to hot water import pipe's water supply through high temperature generator, low temperature generator and condenser, cooling efficiency is higher, carry out the heat absorption by high temperature heat exchanger, low temperature heat exchanger and condenser simultaneously, it is high to absorb heat exchange efficiency, improve the recovery difference in temperature effectively, waste heat recovery efficiency is higher.
Drawings
Fig. 1 is a schematic structural diagram of a high-efficiency absorption type large temperature difference unit for lithium bromide heat exchange.
In the figure: the system comprises a high-temperature generator 1, a low-temperature generator 2, a condenser 3, a refrigerant steam pipe 4, a throttle valve 5, a stop valve 6, an absorber 7, a generating pump 8, an evaporator 9, an absorbing pump 10, a refrigerant pump 11, a low-temperature heat exchanger 12, a water condenser 13, a hot water outlet pipe 14, a high-temperature heat exchanger 15, a hot water inlet pipe 16, a cooling water inlet pipe 17, a refrigerant inlet pipe 18, a refrigerant outlet pipe 19 and a cooling water outlet pipe 20.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, in an embodiment of the present invention, an efficient absorption type large temperature difference unit for lithium bromide heat exchange includes a high temperature generator 1, a low temperature generator 2, a condenser 3, an absorber 7, an evaporator 9 and a hot water inlet pipe 16, the low temperature generator 2 and the condenser 3 are sequentially disposed on the right side of the high temperature generator 1, the low temperature generator 2 and the condenser 3 are matched to form a first cylinder, the evaporator 9 is disposed below the first cylinder, the absorber 7 is disposed on both sides of the evaporator 9, the evaporator 9 and the absorber 7 are matched to form a second cylinder, and the high temperature heat exchanger 15, the water condenser 13 and the low temperature heat exchanger 12 are sequentially disposed on the left sides of the high temperature generator 1 and the absorber 7 from top to bottom, so as to form a dual-cylinder structure, which can be laterally juxtaposed and longitudinally juxtaposed, the structure is more stable and convenient to adjust, thereby facilitating the installation of the apparatus, the hot water inlet pipe 16 is connected with the high temperature generator 1 and the low temperature generator 2, and is connected with the water condenser 13 through a pipeline, and then is connected out through the hot water outlet pipe 14, the absorbers 7 on both sides of the evaporator 9 are converged through the pipeline and connected with the generating pump 8, and are divided into two parts again, one part is connected with the low temperature heat exchanger 12, the high temperature heat exchanger 15 and the high temperature generator 1 in sequence, the other part is connected with the water condenser 13 and the low temperature generator 2 in sequence, and the cooling liquid in the high temperature generator 1 is returned to be connected with the high temperature heat exchanger 15 through the pipeline and combined with the cooling liquid in the low temperature generator 2, and then is connected with the low temperature heat exchanger 12 and pumped into the absorber 7 through the absorption pump 10, so that the hot water inlet pipe 16 is primarily cooled through the cooperation of the low temperature heat exchanger 12, the high temperature heat exchanger 13 and the high temperature generator 1, can carry out the cubic cooling through high temperature generator 1, low temperature generator 2 and condenser 13 to the water supply of hot water import pipe 16, cooling efficiency is higher, carries out the heat by high temperature heat exchanger 15, low temperature heat exchanger 12 and condenser 13 simultaneously and absorbs to supply with the heat evaporimeter 9 and refrigerate, heat exchange efficiency is higher.
The evaporator 9 is connected to a refrigerant inlet pipe 18 and a refrigerant outlet pipe 19, and the evaporator 9 and the condenser 3 are communicated by a circulation pipe 4, and the circulation pipe 4 at the bottom end of the evaporator 9 is connected to a refrigerant pump 11.
The cooling water inlet pipe 17 is divided into three paths, respectively connected to the absorber 7 and the condenser 3 at two sides of the evaporator 9, and converged and discharged through the cooling water outlet pipe 20.
The hot water inlet pipe 16 and the hot water outlet pipe 14 are provided with a stop valve 6, and a throttle valve 5 is provided on the two circulation pipes 4 of the condenser 3 and the evaporator 9.
The utility model discloses a theory of operation is: the waste water of waste heat to be recovered is sequentially connected into the high-temperature generator 1 and the low-temperature generator 2 through the hot water inlet pipe 16, is connected into the water condenser 13 through a pipeline, and is then connected out through the hot water outlet pipe 14, the absorbers 7 on two sides of the evaporator 9 are converged through the pipeline and are connected with the generating pump 8, the waste water is divided into two parts again, one part is sequentially connected into the low-temperature heat exchanger 12, the high-temperature heat exchanger 15 and the high-temperature generator 1 to carry out preliminary cooling and heat absorption on the waste water, the other part is sequentially connected into the water condenser 13 and the low-temperature generator 2 to gradually carry out cooling and heat absorption twice, the cooling liquid in the high-temperature generator 1 is returned into the high-temperature heat exchanger 15 through the pipeline and is combined with the cooling liquid in the low-temperature generator 2 into one, then is connected into the low-temperature heat exchanger 12 and is pumped into the absorber 7 through the absorbing pump 10, and the, the cooling efficiency is higher, and simultaneously by high temperature heat exchanger 15, low temperature heat exchanger 12 and condenser 13 carry out the heat absorption to supply heat to evaporimeter 9 and refrigerate, heat exchange efficiency is higher.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (4)
1. A high-efficiency absorption type large temperature difference unit for lithium bromide heat exchange comprises a high-temperature generator, a low-temperature generator, a condenser, an absorber, an evaporator and a hot water inlet pipe, and is characterized in that the low-temperature generator and the condenser are sequentially arranged on the right side of the high-temperature generator, the low-temperature generator and the condenser are matched to form a first cylinder, the evaporator is arranged below the first cylinder, the absorbers are arranged on two sides of the evaporator, the evaporator and the absorbers are matched to form a second cylinder, meanwhile, the high-temperature heat exchanger, a water condenser and the low-temperature heat exchanger are sequentially arranged on the left sides of the high-temperature generator and the absorbers from top to bottom, the hot water inlet pipe is connected with the high-temperature generator and the low-temperature generator, is connected with the water condenser through pipelines, and then is connected out through the hot water outlet pipe, the absorbers on two sides of the evaporator are converged through pipelines, The high-temperature heat exchanger and the high-temperature generator are connected into the water condenser and the low-temperature generator in sequence, the cooling liquid in the high-temperature generator flows back to the high-temperature heat exchanger through the pipeline, and the cooling liquid in the low-temperature generator flows back to the high-temperature heat exchanger and is combined into a whole with the cooling liquid in the low-temperature generator, and then the low-temperature heat exchanger is connected into the absorber through the absorption pump.
2. A high-efficiency absorption type large temperature difference unit according to claim 1, wherein the evaporator is connected to a refrigerant inlet pipe and a refrigerant outlet pipe, the evaporator and the condenser are communicated through a circulation pipe, and the circulation pipe at the bottom end of the evaporator is connected to a refrigerant pump.
3. A high-efficiency absorption type large temperature difference unit according to claim 1, wherein the cooling water inlet pipe is divided into three paths, which are respectively connected to the absorber and the condenser at two sides of the evaporator, and are converged and discharged through the cooling water outlet pipe.
4. A high-efficiency absorption type large temperature difference unit according to claim 1, wherein stop valves are provided on both the hot water inlet pipe and the hot water outlet pipe, and throttle valves are provided on both the circulation pipes of the condenser and the evaporator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920787087.XU CN210141709U (en) | 2019-05-29 | 2019-05-29 | High-efficiency absorption type large temperature difference unit for lithium bromide heat exchange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920787087.XU CN210141709U (en) | 2019-05-29 | 2019-05-29 | High-efficiency absorption type large temperature difference unit for lithium bromide heat exchange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210141709U true CN210141709U (en) | 2020-03-13 |
Family
ID=69734827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920787087.XU Expired - Fee Related CN210141709U (en) | 2019-05-29 | 2019-05-29 | High-efficiency absorption type large temperature difference unit for lithium bromide heat exchange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210141709U (en) |
-
2019
- 2019-05-29 CN CN201920787087.XU patent/CN210141709U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203190489U (en) | Efficient lithium bromide absorption heat pump heat exchanger unit | |
| CN103727703A (en) | Recycling combined cooling heating and power system | |
| CN105222404A (en) | One utilizes solar energy-air energy heat pump | |
| CN104913541B (en) | Stirling cycle and the direct-coupled refrigeration machine of Vapor Compression Refrigeration Cycle and method | |
| CN102226601B (en) | Multifunctional injection heat pump unit | |
| CN203687251U (en) | Dry air energy and solar energy compounded air conditioning system | |
| CN204227749U (en) | A kind of hot sound condenser system utilizing condenser used heat to reduce condensation temperature | |
| CN201819469U (en) | Miniaturized absorption type refrigeration apparatus | |
| CN1137359C (en) | Lithium bromide absorption type refrigerator suitable for large temp differnece and able to fully utilize energy | |
| CN102401504B (en) | High-efficiency 1.5-acting lithium bromide absorption-type refrigeration/heat pump unit | |
| CN201926190U (en) | Low-temperature hot-water compound energy source double-effect lithium bromide absorption-type refrigerating unit | |
| CN103808058A (en) | Two-level second-kind lithium bromide absorption heat pump unit provided with refrigerant water preheater | |
| CN210141709U (en) | High-efficiency absorption type large temperature difference unit for lithium bromide heat exchange | |
| CN203940651U (en) | Superposition type air-cooled lithium-bromide absorption-type refrigerating machine | |
| CN113531944B (en) | Double-effect three-phase energy storage and absorption type refrigerating system | |
| CN212511926U (en) | Heat pipe type heating absorption heat exchanger unit | |
| CN205843121U (en) | A kind of low-temperature water heating big temperature difference type lithium bromide absorption refrigerating set | |
| CN105865075A (en) | Low-temperature hot water large-temperature-difference lithium bromide absorbing type refrigerating unit | |
| CN209840233U (en) | Air cooling high back pressure unit utilizes low level can heat supply refrigeration combined system | |
| CN113091349A (en) | High-efficient absorption heat pump | |
| CN203837368U (en) | Coordination refrigeration cold storage capable of absorbing waste heat | |
| CN202648240U (en) | Parallel, steam type, dual-effect and lithium bromide-absorbing refrigeration optimization system | |
| CN2484530Y (en) | Lithium-bromide absorption type refrigerator suitable for high temp.-difference and capable of fully utilizing energy resource | |
| CN201122017Y (en) | Three-effect multi-source type heat pump units | |
| CN205843119U (en) | A kind of high efficient cryogenic hot water big temperature difference type lithium bromide absorption refrigerating set |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200313 |