CN207280004U - The big temperature difference suction-type lithium bromide heat-exchange unit of Very Low Clearance - Google Patents
The big temperature difference suction-type lithium bromide heat-exchange unit of Very Low Clearance Download PDFInfo
- Publication number
- CN207280004U CN207280004U CN201721341650.8U CN201721341650U CN207280004U CN 207280004 U CN207280004 U CN 207280004U CN 201721341650 U CN201721341650 U CN 201721341650U CN 207280004 U CN207280004 U CN 207280004U
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- CN
- China
- Prior art keywords
- hot water
- temperature
- heat
- once
- secondary network
- 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.)
- Withdrawn - After Issue
Links
- 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 124
- 238000010521 absorption reaction Methods 0.000 claims abstract description 56
- 239000006096 absorbing agent Substances 0.000 claims abstract description 41
- 239000006200 vaporizer Substances 0.000 claims abstract description 26
- 238000001816 cooling Methods 0.000 claims abstract description 6
- 239000002826 coolant Substances 0.000 claims description 10
- 239000012530 fluid Substances 0.000 claims description 10
- 238000005192 partition Methods 0.000 claims description 7
- 239000003507 refrigerant Substances 0.000 claims description 7
- 238000009413 insulation Methods 0.000 claims description 4
- 230000011218 segmentation Effects 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims 2
- 238000001704 evaporation Methods 0.000 description 7
- 230000008020 evaporation Effects 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000031709 bromination Effects 0.000 description 1
- 238000005893 bromination reaction Methods 0.000 description 1
- 230000004087 circulation Effects 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002689 soil Substances 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
A kind of big temperature difference suction-type lithium bromide heat-exchange unit of Very Low Clearance is the utility model is related to, belongs to air conditioner technical field.The unit includes：Once the once net hot water that comes of net hot water inlet pipe is introduced into after hot water generator once cools down as driving heat source, enters back into heat exchanger reducing temperature twice, then by once netting hot water outlet pipe's outflow；The secondary network hot water that secondary network hot water inlet pipe comes is divided into two-way, connect again with condenser after series, parallel or high temperature absorber and low temperature absorption device parallel connection all the way, flow through low temperature absorption device, high temperature absorber, condenser, after another way series connection flows through high-temperature evaporator, cryogenic vaporizer cooling, enter back into heat exchanger to heat up with the heat exchange of once net hot water, two road secondary network hot water are flowed out after converging by secondary network hot water outlet pipe.The unit can meet the requirement for height of existing secondary heat exchange station computer room, while can also improve the heat capacity once netted, and reduce the investment cost once netted, and increase area of heat-supply service.
Description
Technical field
It the utility model is related to a kind of big temperature difference suction-type lithium bromide heat-exchange unit of Very Low Clearance.Belong to air-conditioning equipment technology
Field.
Background technology
Suction-type lithium bromide heat-exchange unit in conventional secondary heat exchange station as shown in Figure 1, the unit by once net hot water
Inlet tube 15, once net hot water outlet pipe 16, secondary network hot water inlet pipe 22, secondary network hot water outlet pipe 23, heat exchanger 17, height
Warm generator 1, cryogenerator 2, warm condenser 3, low-temperature condenser 4, high-temperature evaporator 5, cryogenic vaporizer 6, high temperature are inhaled
Receive device 7, low temperature absorption device 8, high-temperature heat exchanger 9, low temperature heat exchanger 10, pyrosol pump 11, cryogenic fluid pump 12, high temperature
Pipeline, the valve of cryogenic fluid pump 13, cryogenic coolant pump 14 and connecting components are formed.Wherein, high-temperature generator 1, cryogenerator
2nd, warm condenser 3, low-temperature condenser 4 are arranged in same generation condenser cylinder 18, and centre is separated with partition plate 19；High temperature
Evaporator, cryogenic vaporizer, high temperature absorber, low temperature absorption device are arranged in same evaporation absorber cylinder 20, and centre is used
Partition plate 21 is segmented to separate.Generation condenser cylinder is arranged in top, and evaporation absorber cylinder is arranged in lower part, high temperature heat exchange
Device, low temperature heat exchanger and heat exchanger are arranged in side.The heat-exchange unit is circulated by two independent solution circulations and water as refrigerant
Composition, the secondary heat exchange station equipment being mainly used in central heating system, reduces once the return water temperature of net hot water, improves one
The heat capacity of secondary net, reduces the investment cost once netted, and increases area of heat-supply service.
Secondary heat exchange station in most of central heating system is not considered as suction-type lithium bromide heat-exchange unit, and
Basement is arranged in, machine room height is limited, is usually no more than the floor height of building, and this machine room height can not meet lithium bromide absorption
Formula heat-exchange unit requirement for height, it is not only of high cost if building computer room again on the ground, and without the spare time on heat exchange station ground
The soil put is used for newly-built heat exchange computer room.In order to adapt to the machine room height requirement at secondary heat exchange station, heat exchange amount can only be used smaller
Suction-type lithium bromide heat-exchange unit, this configuration can make the increase of equipment number of units, so as to increase occupation area of equipment, increase investment
Expense.
Utility model content
The purpose of this utility model is to overcome above-mentioned deficiency, there is provided a kind of existing secondary heat exchange station computer room space of adaptation
The big temperature difference suction-type lithium bromide heat-exchange unit of Very Low Clearance.
What the purpose of this utility model was realized in：A kind of big temperature difference suction-type lithium bromide heat-exchange unit of Very Low Clearance,
Including once netting hot water inlet pipe, once netting hot water outlet pipe, secondary network hot water inlet pipe, secondary network hot water outlet pipe, heat exchange
Device, hot water generator, condenser, high-temperature evaporator, cryogenic vaporizer, high temperature absorber, low temperature absorption device, solution heat exchange
Device, solution pump, absorption pump, intermediate absorption pump, high temperature cryogenic fluid pump and cryogenic coolant pump；It is characterized in that：Once net hot water inlet
The once net hot water that pipe comes is introduced into after hot water generator once cools down as driving heat source, enters back into the secondary drop of heat exchanger
Temperature, then flowed out by once netting hot water outlet pipe；The secondary network hot water that secondary network hot water inlet pipe comes is divided into two-way, goes here and there all the way
Connect again with condenser after connection, in parallel or high temperature absorber and low temperature absorption device parallel connection, flow through low temperature absorption device, high temperature is inhaled
Device, condenser are received, after another way series connection flows through high-temperature evaporator, cryogenic vaporizer cooling, enters back into heat exchanger and once net heat
Water heat exchange heating, two road secondary network hot water are flowed out after converging by secondary network hot water outlet pipe.
A kind of big temperature difference suction-type lithium bromide heat-exchange unit of Very Low Clearance of the utility model, including once net hot water inlet
Pipe, once net hot water outlet pipe, secondary network hot water inlet pipe, secondary network hot water outlet pipe, heat exchanger, hot water generator, condensation
Device, high-temperature evaporator, cryogenic vaporizer, high temperature absorber, low temperature absorption device, solution heat exchanger, solution pump, absorption pump, in
Between absorption pump, high temperature cryogenic fluid pump and cryogenic coolant pump；The once net hot water that once net hot water inlet pipe comes is introduced into hot water hair
Raw device once cools down as driving heat source, enters back into heat exchanger reducing temperature twice, and finally series connection enters high-temperature evaporator, low-temperature evaporation
Device is cooled down three times, then is flowed out by once netting hot water outlet pipe；The secondary network hot water point that secondary network hot water inlet pipe comes
Into two-way, connect again with condenser after series, parallel or high temperature absorber and low temperature absorption device parallel connection all the way, flow through low temperature
Absorber, high temperature absorber, condenser, another way are directly entered heat exchanger and exchange heat with once net hot water, two-way secondary network hot water
Flowed out after converging by secondary network hot water outlet pipe.
Further, the condenser, hot water generator, high temperature absorber, high-temperature evaporator, cryogenic vaporizer, low temperature
Absorber is arranged side by side in same cylinder；Be equipped with thermal insulation board between hot water generator and high temperature absorber, high-temperature evaporator with
Segmentation partition plate is equipped between cryogenic vaporizer.
Further, concentrated solution flows through solution heat exchanger from hot water generator and is set to the pipeline low temperature absorption device
There is absorption pump.
Low temperature absorption device is pumped to setting intermediate absorption on the solution line between high temperature absorber.
The high-temperature evaporator side is equipped with high temperature cryogenic fluid pump, and cryogenic vaporizer side is pumped equipped with cryogenic coolant.
Water as refrigerant communicating pipe is equipped between the high-temperature evaporator and cryogenic vaporizer.
The beneficial effect of this patent is：
1. by by condenser, hot water generator, high temperature absorber, high-temperature evaporator, cryogenic vaporizer, low temperature absorption device
It is arranged side by side in same cylinder, the height of unit is greatly lowered, meets the height of existing central heating secondary heat exchange station computer room
Degree requires, and reduces the investment cost of computer room.
2. in the case of identical once net hot water flow, once net hot water backwater's temperature can be reduced using this patent, carried
The heat capacity that height is once netted, reduces the investment cost once netted, and increases area of heat-supply service.
Hot water generator, condenser, evaporator, absorber are arranged side by side by the utility model, reduce the height of unit；It is logical
Cross increase absorption pump and intermediate absorption pump is asked to solve the flowing of the solution between hot water generator and absorber and two absorbers
Topic.Meanwhile unit can also increase once net hot water supply and return water temperature it is poor, improve once net conveying heat supply ability, reduce by one
The investment cost of secondary net, increases area of heat-supply service.
Brief description of the drawings
Fig. 1 is conventional bromination lithium-absorbing formula heat-exchange unit schematic diagram.
Fig. 2 implements schematic diagram one for the big temperature difference suction-type lithium bromide heat-exchange unit of the utility model Very Low Clearance.
Fig. 3 implements schematic diagram two for the big temperature difference suction-type lithium bromide heat-exchange unit of the utility model Very Low Clearance
Reference numeral in figure：
High-temperature generator 1, cryogenerator 2, warm condenser 3, low-temperature condenser 4, high-temperature evaporator 5, low-temperature evaporation
Device 6, high temperature absorber 7, low temperature absorption device 8, high-temperature heat exchanger 9, low temperature heat exchanger 10, pyrosol pump 11, low temperature are molten
Liquid pump 12, high temperature cryogenic fluid pump 13, once cryogenic coolant pump 14, net hot water inlet pipe 15, once net hot water outlet pipe 16, heat exchanger
17th, condenser cylinder 18, partition plate 19, evaporation absorber cylinder 20, segmentation partition plate 21, secondary network hot water inlet pipe 22, two occurs
Secondary net hot water outlet pipe 23, condenser 24, solution pump 25, absorption pump 26, intermediate absorption pump 27, solution heat exchanger 28, cryogen
Water communicating pipe 29, hot water generator 30, thermal insulation board 31.
Embodiment
The utility model is described in further detail below in conjunction with attached drawing embodiment.
Embodiment 1：
The big temperature difference suction-type lithium bromide heat-exchange unit of Very Low Clearance as shown in Figure 2, the unit is by once netting hot water inlet pipe
15th, hot water outlet pipe 16, secondary network hot water inlet pipe 22, secondary network hot water outlet pipe 23, heat exchanger 17, hot water generation are once netted
Device 30, condenser 24, high-temperature evaporator 5, cryogenic vaporizer 6, high temperature absorber 7, low temperature absorption device 8, solution heat exchanger 28,
Solution pump 25, absorption pump 26, intermediate absorption pump 27, high temperature cryogenic fluid pump 13, cryogenic coolant pump pipeline, the valve of 14 and connecting components
Formed.Wherein, condenser 24, hot water generator 30, high temperature absorber 7, high-temperature evaporator 5, cryogenic vaporizer 6, low temperature are inhaled
Device 8 is received to be arranged side by side in same cylinder.It is completely separable with thermal insulation board 31 between hot water generator 30 and high temperature absorber 7,
Separated between high-temperature evaporator 5 and cryogenic vaporizer 6 with segmentation partition plate 21, form evaporation and two sections of segment structures of absorber.
Solution circulates：Weak solution is sent to hot water generator 30 through solution heat exchanger and heats concentration, the concentrated solution warp of generation by solution pump
The hot phallus 28 of solution is sent to low temperature absorption device 8 by absorption pump 26 and absorbs the refrigerant vapour from cryogenic vaporizer 6, after absorption
Intermediate solution is sent to high temperature absorber 7 by intermediate absorption pump 27 again and further absorbs the refrigerant vapour from high-temperature evaporator 5
It is changed into weak solution continuously to circulate.Concentrated solution flows through solution heat exchanger 28 to low temperature absorption device 8 from hot water generator 30
Pipeline is equipped with absorption pump 26（The absorption pump may also be arranged between hot water generator and solution heat exchanger）；In low temperature absorption
Device 8 is pumped to setting intermediate absorption on the solution line between high temperature absorber 7.In 5 side of high-temperature evaporator, high temperature cryogenic fluid pump is set
13, set cryogenic coolant to pump 14 in 6 side of cryogenic vaporizer, complete respective water as refrigerant circulating and evaporating.High-temperature evaporator 5 with it is low
Water as refrigerant communicating pipe 29 is equipped between warm evaporator 6.
The once net hot water that once net hot water inlet pipe comes is introduced into hot water generator 30 and is once dropped as driving heat source
Wen Hou, enters back into 17 reducing temperature twice of heat exchanger, then is flowed out by once netting hot water outlet pipe；Secondary network hot water inlet pipe comes
Secondary network hot water is divided into two-way, all the way series, parallel（Or after high temperature absorber and low temperature absorption device parallel connection again with condenser string
Connection）Low temperature absorption device 8, high temperature absorber 7, condenser 24 are flowed through, another way series connection flows through high-temperature evaporator 5, cryogenic vaporizer 6
After cooling, enter back into heat exchanger 17 and heat up with the heat exchange of once net hot water, two road secondary network hot water converge after by secondary network hot water
Outlet flows out.
Once net hot water can also be carried out seeing Fig. 3 by below scheme, once net the once net hot water that hot water inlet pipe comes
First carry out as driving heat source once cooling down into hot water generator 30, enter back into heat exchanger reducing temperature twice, finally series connection enters high
Warm evaporator 5, cryogenic vaporizer 6 are cooled down three times, then are flowed out by once netting hot water outlet pipe；Secondary network hot water inlet pipe
The secondary network hot water to come over is divided into two-way, all the way series, parallel（Or after high temperature absorber and low temperature absorption device parallel connection again with it is cold
Condenser is connected）Low temperature absorption device, high temperature absorber, condenser are flowed through, another way is directly entered heat exchanger and is changed with once net hot water
Heat, two-way secondary network hot water are flowed out after converging by secondary network hot water outlet pipe.
In unit shown in Fig. 2, Fig. 3, evaporator and absorber either segmental structure, can not also be segmented, if
Using not segmental structure, then an absorption pump and a cryogenic fluid pump can be reduced.
Claims (7)
1. a kind of big temperature difference suction-type lithium bromide heat-exchange unit of Very Low Clearance, including once net hot water inlet pipe, once net hot water
Outlet, secondary network hot water inlet pipe, secondary network hot water outlet pipe, heat exchanger, hot water generator, condenser, high-temperature evaporator,
Cryogenic vaporizer, high temperature absorber, low temperature absorption device, solution heat exchanger, solution pump, absorption pump, intermediate absorption pump, high temperature are cold
Agent pump and cryogenic coolant pump；It is characterized in that：The once net hot water that once net hot water inlet pipe comes is introduced into hot water generator
After once cooling down as driving heat source, heat exchanger reducing temperature twice is entered back into, then flow out by once netting hot water outlet pipe；Secondary network
The secondary network hot water that hot water inlet pipe comes is divided into two-way, and series, parallel or high temperature absorber and low temperature absorption device be simultaneously all the way
Connect again with condenser after connection, flow through low temperature absorption device, high temperature absorber, condenser, another way series connection flow through high-temperature evaporator,
After cryogenic vaporizer cooling, enter back into heat exchanger and heat up with the heat exchange of once net hot water, two road secondary network hot water converge after by two
Secondary net hot water outlet pipe outflow.
2. a kind of big temperature difference suction-type lithium bromide heat-exchange unit of Very Low Clearance, including once net hot water inlet pipe, once net hot water
Outlet, secondary network hot water inlet pipe, secondary network hot water outlet pipe, heat exchanger, hot water generator, condenser, high-temperature evaporator,
Cryogenic vaporizer, high temperature absorber, low temperature absorption device, solution heat exchanger, solution pump, absorption pump, intermediate absorption pump, high temperature are cold
Agent pump and cryogenic coolant pump；It is characterized in that：The once net hot water that once net hot water inlet pipe comes is introduced into hot water generator
Once cool down as driving heat source, enter back into heat exchanger reducing temperature twice, finally series connection into high-temperature evaporator, cryogenic vaporizer into
Row cools down three times, then is flowed out by once netting hot water outlet pipe；The secondary network hot water that secondary network hot water inlet pipe comes is divided into two
Road, connects with condenser, flows through low temperature absorption again after series, parallel or high temperature absorber and low temperature absorption device parallel connection all the way
Device, high temperature absorber, condenser, another way are directly entered heat exchanger and exchange heat with once net hot water, and two-way secondary network hot water converges
Flowed out afterwards by secondary network hot water outlet pipe.
3. the big temperature difference suction-type lithium bromide heat-exchange unit of a kind of Very Low Clearance according to claim 1 or 2, its feature exist
In：The condenser, hot water generator, high temperature absorber, high-temperature evaporator, cryogenic vaporizer, low temperature absorption device are arranged side by side
In same cylinder；Thermal insulation board is equipped between hot water generator and high temperature absorber, between high-temperature evaporator and cryogenic vaporizer
Equipped with segmentation partition plate.
4. the big temperature difference suction-type lithium bromide heat-exchange unit of a kind of Very Low Clearance according to claim 1 or 2, its feature exist
In：Concentrated solution flows through solution heat exchanger from hot water generator and is equipped with absorption pump to the pipeline low temperature absorption device.
5. the big temperature difference suction-type lithium bromide heat-exchange unit of a kind of Very Low Clearance according to claim 1 or 2, its feature exist
In：Low temperature absorption device is pumped to setting intermediate absorption on the solution line between high temperature absorber.
6. the big temperature difference suction-type lithium bromide heat-exchange unit of a kind of Very Low Clearance according to claim 1 or 2, its feature exist
In：The high-temperature evaporator side is equipped with high temperature cryogenic fluid pump, and cryogenic vaporizer side is pumped equipped with cryogenic coolant.
7. the big temperature difference suction-type lithium bromide heat-exchange unit of a kind of Very Low Clearance according to claim 1 or 2, its feature exist
In：Water as refrigerant communicating pipe is equipped between the high-temperature evaporator and cryogenic vaporizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721341650.8U CN207280004U (en) | 2017-10-18 | 2017-10-18 | The big temperature difference suction-type lithium bromide heat-exchange unit of Very Low Clearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721341650.8U CN207280004U (en) | 2017-10-18 | 2017-10-18 | The big temperature difference suction-type lithium bromide heat-exchange unit of Very Low Clearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207280004U true CN207280004U (en) | 2018-04-27 |
Family
ID=61980514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721341650.8U Withdrawn - After Issue CN207280004U (en) | 2017-10-18 | 2017-10-18 | The big temperature difference suction-type lithium bromide heat-exchange unit of Very Low Clearance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207280004U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107606814A (en) * | 2017-10-18 | 2018-01-19 | 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 CN201721341650.8U patent/CN207280004U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107606814A (en) * | 2017-10-18 | 2018-01-19 | 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 |
| CN107606814B (en) * | 2017-10-18 | 2024-01-05 | 双良节能系统股份有限公司 | Ultra-low-height large-temperature-difference lithium bromide absorption heat exchanger unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180427 Effective date of abandoning: 20240105 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180427 Effective date of abandoning: 20240105 |