CN208108537U - A kind of BrLi chiller of integrated multi-operation mode - Google Patents
A kind of BrLi chiller of integrated multi-operation mode Download PDFInfo
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- CN208108537U CN208108537U CN201820470585.7U CN201820470585U CN208108537U CN 208108537 U CN208108537 U CN 208108537U CN 201820470585 U CN201820470585 U CN 201820470585U CN 208108537 U CN208108537 U CN 208108537U
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- electromagnetic valve
- steam
- solution
- pressure generator
- high pressure
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- 239000006096 absorbing agent Substances 0.000 claims abstract description 63
- 238000010521 absorption reaction Methods 0.000 claims abstract description 46
- 230000000694 effects Effects 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 34
- 238000005192 partition Methods 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 4
- CUZMQPZYCDIHQL-VCTVXEGHSA-L calcium;(2s)-1-[(2s)-3-[(2r)-2-(cyclohexanecarbonylamino)propanoyl]sulfanyl-2-methylpropanoyl]pyrrolidine-2-carboxylate Chemical group [Ca+2].N([C@H](C)C(=O)SC[C@@H](C)C(=O)N1[C@@H](CCC1)C([O-])=O)C(=O)C1CCCCC1.N([C@H](C)C(=O)SC[C@@H](C)C(=O)N1[C@@H](CCC1)C([O-])=O)C(=O)C1CCCCC1 CUZMQPZYCDIHQL-VCTVXEGHSA-L 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims description 2
- 239000012530 fluid Substances 0.000 abstract description 3
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 description 62
- 229940059936 lithium bromide Drugs 0.000 description 31
- 239000003507 refrigerant Substances 0.000 description 12
- 238000000034 method Methods 0.000 description 6
- 238000005057 refrigeration Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000013011 mating Effects 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- 239000000908 ammonium hydroxide Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change 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
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000010025 steaming Methods 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 utility model discloses a kind of BrLi chiller of integrated multi-operation mode, including high pressure generator, low pressure generator, high pressure absorber, low-pressure absorber, high-temperature heat-exchanging, cryogenic heat exchanger, condenser, evaporator, PLC control system and temperature sensor for detecting heat source temperature.The utility model is combined different heat exchangers using fluid control components such as solution pump, solenoid valves as required, is integrated with three kinds of operating modes such as two-stage absorption unit operating mode, single-effective absorption unit operating mode, double effect absorption unit operating mode；When heat source temperature is at 65 DEG C~85 DEG C, system starts two-stage absorption operating mode automatically；When heat source temperature is between 85 DEG C~150 DEG C, system starts single-effective absorption operating mode automatically；When heat source temperature is at 150 DEG C or more, system starts double effect absorption operating mode automatically.Regardless of heat source temperature changes, system is made to be in most efficient working condition always.
Description
Technical field
The utility model relates to sorption type refrigerating technology fields, and in particular to a kind of lithium bromide system of integrated multi-operation mode
Cold group.
Background technique
The working principle of heat pump unit is substantially exactly to transmit the heat on different heat transfer medium mutually, is pulled away heat
Heat transfer temperature reduce, become so-called " refrigerant ", absorb heat heat transfer temperature will increase, become " heat
Matchmaker " becomes to the heat source of extraneous heat supply.It therefore, is " refrigerant " or " heating agent ", absorption heat pump according to the heat transfer of output
The dual purpose of refrigeration with heating may be implemented in unit.For being also referred to as with the absorption type heat pump assembly to freeze as the main purpose
Absorption Refrigerator, Absorption Refrigerator widely used at present is mainly using lithium bromide and ammonium hydroxide as working medium, lithium bromide refrigerating
Unit is chiefly used in air-conditioning system, and it is sub-zero refrigerating chamber or freezing chamber that ammonium hydroxide refrigeration unit, which is chiefly used in temperature,.
BrLi chiller has different types of type, every kind of type has one kind according to the height of input heat source temperature
Operating mode.From low to high according to heat source temperature, two-stage absorption unit, single-effective absorption unit, double-effect absorption can be divided into
Formula unit, three-effect absorption-type unit etc..Currently used all types of BrLi chillers all can only operate in a kind of mould
Under formula, that is to say, that even if heat source temperature varies widely, operating mode will not change.This drawback bring consequence is just
It is：
(1) when practical heat source temperature is lower than design value, unit refrigeration performance declines to a great extent, if practical heat source temperature ratio
Design value is low too many, will lead to unit and loses refrigerating function.
(2) it when practical heat source temperature is higher than design value, although unit refrigeration performance will not reduce, will not increase,
Valuable high-grade heat source is wasted, do not reach a high temperature efficient purpose of design.
Utility model content
The purpose of this utility model is that making up the deficiencies in the prior art, a kind of lithium bromide of integrated multi-operation mode is provided
Refrigeration unit can integrate two-stage absorption unit operating mode, single-effective absorption unit operating mode and double effect absorption unit
Operating mode makes system be in most efficient working condition always regardless of heat source temperature changes.
To achieve the above object, technical solution used by the utility model is：
A kind of BrLi chiller of integrated multi-operation mode, including high pressure generator, low pressure generator, high pressure absorb
Device, low-pressure absorber, high-temperature heat-exchanging, cryogenic heat exchanger, condenser and evaporator：
The steam (vapor) outlet of high pressure generator by the first steam electromagnetic valve, the steam coil that is placed in low pressure generator with it is cold
The cryogen water inlet of condenser is connected, and the steam (vapor) outlet of high pressure generator also passes through the second steam electromagnetic valve and the steam of condenser enters
Mouth is connected；The taphole of high pressure generator is connected by high-temperature heat-exchanging with the solution inlet of low-pressure absorber；High pressure occurs
The taphole of device also passes through high-temperature heat-exchanging, the first solution electromagnetic valve is connected with the solution inlet of high pressure absorber；
The steam (vapor) outlet of low pressure generator is connected by third steam electromagnetic valve with the steam inlet of high pressure absorber, low pressure
The steam (vapor) outlet of generator also passes through the 4th steam electromagnetic valve and is connected with the steam inlet with condenser；The solution of low pressure generator
Outlet is connected by the second solution electromagnetic valve, cryogenic heat exchanger with the solution inlet of low-pressure absorber；
The taphole of high pressure absorber is entered by the solution of third solution electromagnetic valve, high-temperature heat-exchanging and high pressure generator
Mouth is connected；The taphole of low-pressure absorber is connected by high-temperature heat-exchanging with the solution inlet of high pressure generator, and low pressure absorbs
The taphole of device also passes through the 4th solution electromagnetic valve, cryogenic heat exchanger is connected with the solution inlet of low pressure generator；
The cryogen water out of condenser is connected with the cryogen water inlet of evaporator, and the steam (vapor) outlet and low pressure of evaporator absorb
The steam inlet of device is connected；
It further include PLC control system and the temperature sensor for detecting heat source temperature, PLC control system is passed according to temperature
The heat source temperature of sensor detection, controls the first steam electromagnetic valve, the second steam electromagnetic valve, third steam electromagnetic valve, the 4th steam
The opening and closing of solenoid valve, the first solution electromagnetic valve, the second solution electromagnetic valve, third solution electromagnetic valve and the 4th solution electromagnetic valve,
So that BrLi chiller works in two-stage absorption operating mode, single-effective absorption operating mode and double effect absorption respectively
Operating mode.
The two-stage absorption operating mode is：Heat source temperature is 65 DEG C~85 DEG C；Heat source enters high pressure simultaneously
In device and low pressure generator；First steam electromagnetic valve and the 4th steam electromagnetic valve are closed, the second steam electromagnetic valve and third steam
Solenoid valve is opened, and the first solution electromagnetic valve, the second solution electromagnetic valve, third solution electromagnetic valve and the 4th solution electromagnetic valve are opened.
The single-effective absorption operating mode is：Heat source temperature is 85 DEG C~150 DEG C；Heat source only enters high pressure
Device；First steam electromagnetic valve, third steam electromagnetic valve and the 4th steam electromagnetic valve are closed, and the second steam electromagnetic valve is opened；First
Solution electromagnetic valve, the second solution electromagnetic valve, third solution electromagnetic valve and the 4th solution electromagnetic valve are closed；Low pressure generator and high pressure
Absorber does not work.
The double effect absorption operating mode is：Heat source temperature is greater than 150 DEG C；Heat source only enters high pressure generator；The
One steam electromagnetic valve and the 4th steam electromagnetic valve are opened, and the second steam electromagnetic valve and third steam electromagnetic valve are closed；First solution
Solenoid valve and third solution electromagnetic valve are closed, and the second solution electromagnetic valve and the 4th solution electromagnetic valve are opened；High pressure absorber not work
Make.
As a kind of improvement of the utility model, the evaporator and low-pressure absorber are placed in same pressure measuring cylinder, intermediate
It is separated by shutter, partition is set in shutter lower part.The effect of shutter is barrier lithium-bromide solution drop by low-pressure absorber
Water vapour into evaporator, but evaporator can enter low-pressure absorber.The effect of partition is by the cryogen of evaporator lower part
Water and the lithium-bromide solution of low-pressure absorber lower part separate.
The utility model compared with prior art, the beneficial effect is that：
1, increase the utilizable heat source temperature range of single BrLi chiller, application scenarios increase.
2, in the case where increasing single unit manufacturing cost on a small quantity, it is equivalent to the work for obtaining more different type units
Make effect.
3, according to heat source temperature, automatically switch operating mode, efficiently utilize the heat and flow of heat source.
Detailed description of the invention
Fig. 1 is the BrLi chiller schematic diagram that the utility model integrates multi-operation mode.
Specific embodiment
To keep the purpose of this utility model, technical solution and effect clearer, clear, referring to the drawings and give an actual example
The utility model is further described.The attached figures are only used for illustrative purposes and cannot be understood as limitating the patent；In order to
More preferably illustrate that the present embodiment, the certain components of attached drawing have omission, zoom in or out, does not represent the size of actual product；For
For those skilled in the art, the omitting of some known structures and their instructions in the attached drawings are understandable.
Embodiment：
As shown in Figure 1, a kind of BrLi chiller of integrated multi-operation mode, including high pressure generator 23, low pressure hair
Raw device 2, high pressure absorber 4, low-pressure absorber 15, high-temperature heat-exchanging 21, cryogenic heat exchanger 17, condenser 8, evaporator 10, PLC
Control system and temperature sensor for detecting heat source temperature.
High pressure generator 23 has heat source coil pipe, the mating solution pump 22 of solution outlet conduit.Low pressure generator 2, which has, to be steamed
Gas coil pipe and heat source coil pipe, the mating solution pump 16 of solution outlet conduit.High pressure absorber 4, condenser 8 and low-pressure absorber 15
With cooling water coil, the mating solution pump 6 of the solution outlet conduit of high pressure absorber 4, the taphole pipe of low-pressure absorber 15
The mating solution pump 14 in road.Evaporator 10 have freezing water coil, evaporator 10 be additionally provided be made of circulating pump 11 and pipeline it is cold
Agent water circulated sprinkling circuit.Evaporator 10 and low-pressure absorber 15 are placed in same pressure measuring cylinder, and centre is separated by shutter 13, and hundred
Leaf window lower part is partition 12.The effect of shutter 13 is to obstruct lithium-bromide solution drop to enter evaporator 10 by low-pressure absorber 15,
But the water vapour of evaporator 10 can enter low-pressure absorber 15.The effect of partition 12 be by the water as refrigerant of 10 lower part of evaporator and
The lithium-bromide solution of 15 lower part of low-pressure absorber separates.High-temperature heat-exchanging 21 and cryogenic heat exchanger 17 for lithium bromide concentrated solution with
The heat exchange of lithium bromide weak solution.Each component is connected by pipeline, and valve, pump are arranged on pipeline, lithium bromide refrigerator
The refrigeration principle of group is the rudimentary knowledge of related discipline, and details are not described herein for the composition and principle of each component.
There are two the steam (vapor) outlets of high pressure generator 23, one through the first steam electromagnetic valve 25, be placed in low pressure generator 2
Steam coil be connected with the cryogen water inlet of condenser 8, another steam through the second steam electromagnetic valve 24 and condenser 8 enters
Mouth is connected.The steam (vapor) outlet of low pressure generator 2 also there are two, the steam through third steam electromagnetic valve 3 Yu high pressure absorber 4
Entrance is connected, another is connected through the 4th steam electromagnetic valve 5 with the steam inlet of condenser 8.The cryogen water out of condenser 8
It is connected with the cryogen water inlet of evaporator 10, the steam that evaporator 10 generates enters low-pressure absorber 15 through shutter 13.
The taphole of high pressure generator 23 is divided into two-way after passing through high-temperature heat-exchanging 21, all the way through normally opened solution electromagnetic valve
20 are connected with the solution inlet of low-pressure absorber 15, solution inlet of the another way through the first solution electromagnetic valve 9 and high pressure absorber 4
It is connected.Solution of the taphole of low pressure generator 2 through the second solution electromagnetic valve 1, cryogenic heat exchanger 17 and low-pressure absorber 15
Entrance is connected.The taphole of high pressure absorber 4 is through third solution electromagnetic valve 6, high-temperature heat-exchanging 21 and high pressure generator 23
Solution inlet is connected.The taphole of low-pressure absorber 15 is divided into two-way, all the way through normally opened solution electromagnetic valve 19, high-temperature heat-exchanging
21 are connected with the solution inlet of high pressure generator 23, and another way is sent out through the 4th solution electromagnetic valve 18, cryogenic heat exchanger 17 and low pressure
The solution inlet of raw device 2 is connected.
The heat source temperature that PLC control system is detected according to temperature sensor controls the first steam electromagnetic valve 25, the second steam
Solenoid valve 24, third steam electromagnetic valve 3, the 4th steam electromagnetic valve 5,9 second solution electromagnetic valve 1 of the first solution electromagnetic valve, third
The opening and closing of solution electromagnetic valve 6 and the 4th solution electromagnetic valve 18, so that BrLi chiller works in two-stage absorption respectively
Operating mode, single-effective absorption operating mode and double effect absorption operating mode.
The BrLi chiller of the utility model, workflow are as follows：
Before heat source fluid enters high pressure generator 23, temperature sensor will measure heat source temperature, and according to temperature
Value, judges which kind of operating mode is system should start.
1, when heat source temperature is at 65 DEG C~85 DEG C, system starts two-stage absorption operating mode automatically.
Heat source enters in high pressure generator 23 and low pressure generator 2 simultaneously, the first steam electromagnetic valve 25 and the 4th steam
Solenoid valve 5 is closed, and the second steam electromagnetic valve 24 and third steam electromagnetic valve 3 are opened, the first solution electromagnetic valve 9, the second solution electricity
Magnet valve 1, third solution electromagnetic valve 6 and the 4th solution electromagnetic valve 18 are opened.The water vapour that high pressure generator 23 generates at this time is whole
It entering in condenser 8 and is cooled into water as refrigerant, the water vapour that low pressure generator 2 generates is all introduced into high pressure absorber 4,
It is brominated the absorption of lithium concentrated solution, lithium bromide concentrated solution also becomes lithium bromide weak solution.Water as refrigerant is flowed out from condenser 8, into
Enter into evaporator 10, become vapor after spraying and sprinkling evaporation and enter in low-pressure absorber 15, lithium bromide concentrated solution absorbs
Become lithium bromide weak solution after vapor.The lithium bromide weak solution of high pressure absorber 4 enters height after flowing through high-temperature heat-exchanging 21
Generator 23, the lithium bromide weak solution of low-pressure absorber 15 are pressed, a part enters high pressure after flowing through high-temperature heat-exchanging 21
Device 23, a part enter low pressure generator 2 after flowing through cryogenic heat exchanger 17.The lithium bromide concentrated solution that high pressure generator 23 generates
After flowing through high-temperature heat-exchanging 21, a part returns to low-pressure absorber 15, and a part flows through cryogenic heat exchanger 17 and returns to high pressure absorption
Device 4, the lithium bromide concentrated solution that low pressure generator 2 generates empty back into low-pressure absorber 15 after flowing through cryogenic heat exchanger 17.More than
It is exactly the lithium-bromide solution circulation process and water as refrigerant (including when becoming water vapour) recycle stream under two-stage absorption operating mode
Journey is identical as common two-stage absorption unit.
2, when heat source temperature is at 85 DEG C~150 DEG C, system starts single-effective absorption operating mode automatically.
Heat source only enters high pressure generator 23, does not enter back into low pressure generator 2, cooling water does not also enter back into high pressure absorber
In 4.First steam electromagnetic valve 25, third steam electromagnetic valve 3 and the 4th steam electromagnetic valve 5 are closed, and the second steam electromagnetic valve 24 is beaten
It opens.First solution electromagnetic valve 9, the second solution electromagnetic valve 1, third solution electromagnetic valve 6 and the 4th solution electromagnetic valve 18 are closed.More than
Operation makes low pressure generator 2 and high pressure absorber 4 no longer work, and system only has high pressure generator 23, condenser 8, low when running
Absorber 15 and evaporator 10 is pressed to work normally.The water vapour that high pressure generator 23 generates at this time is all introduced into condenser 8
In be cooled into water as refrigerant, water as refrigerant is flowed out from condenser 8, is entered in evaporator 10, is become water after spraying and sprinkling evaporation
Steam enters in low-pressure absorber 15, and lithium bromide concentrated solution becomes lithium bromide weak solution after absorbing vapor.Lithium bromide is dilute molten
Liquid is flowed out from low-pressure absorber 15, enters high pressure generator 23 after flowing through high-temperature heat-exchanging 21, what high pressure generator 23 generated
Lithium bromide concentrated solution after flowing through high-temperature heat-exchanging 21, returns to low-pressure absorber 15.It is exactly above under single-effective absorption operating mode
Lithium-bromide solution circulation process and water as refrigerant (including when becoming water vapour) circulation process, with common single-effective absorption unit
It is identical.
3, when heat source temperature is at 150 DEG C or more, system starts double effect absorption operating mode automatically.
Heat source only enters high pressure generator 23, does not enter back into low pressure generator 2, cooling water does not also enter back into high pressure absorber
In 4.First steam electromagnetic valve 25 and the 4th steam electromagnetic valve 5 are opened, and the second steam electromagnetic valve 24 and third steam electromagnetic valve 3 close
It closes.First solution electromagnetic valve 9 and third solution electromagnetic valve 6 are closed, and the second solution electromagnetic valve 1 and the 4th solution electromagnetic valve 18 are beaten
It opens.The above operation makes high pressure absorber 4 no longer work, and system only has high pressure generator 23, low pressure generator 2, condensation when running
Device 8, low-pressure absorber 15 and evaporator 10 work normally.The water vapour that high pressure generator 23 generates at this time is all introduced into low
Press the steam pipe coil of generator 2, the heat source as low pressure generator 2.The vapor that low pressure generator 2 generates is all introduced into cold
Water as refrigerant is cooled into condenser 8, meanwhile, the steam as 2 heat source of low pressure generator also becomes cryogen after losing partial heat
Water enters condenser 8.Water as refrigerant is flowed out from condenser 8, is entered in evaporator 10, becomes water steaming after spraying and sprinkling evaporation
Gas enters in low-pressure absorber 15, and lithium bromide concentrated solution becomes lithium bromide weak solution after absorbing vapor.Lithium bromide weak solution
It is flowed out from low-pressure absorber 15, a part enters high pressure generator 23 after flowing through high-temperature heat-exchanging 21, and a part flows through low temperature
Low pressure generator 2 is entered after heat exchanger 17.After the lithium bromide concentrated solution that high pressure generator 23 generates flows through high-temperature heat-exchanging 21,
Low-pressure absorber 15 is returned to, after the lithium bromide concentrated solution that low pressure generator 2 generates flows through cryogenic heat exchanger 17, returns to low pressure absorption
Device 15.It is above exactly that lithium-bromide solution circulation process under double effect absorption operating mode and water as refrigerant (including become water vapour
When) circulation process, it is identical as common double effect absorption unit.
The BrLi chiller of the utility model is changed different using fluid control components such as solution pump, solenoid valves
Hot device is combined as required, is integrated with two-stage absorption unit operating mode, single-effective absorption unit operating mode, double
Imitate three kinds of operating modes such as absorption installation operating mode.When heat source temperature is at 65 DEG C~85 DEG C, system starts two-stage automatically
Absorption operating mode；When heat source temperature is between 85 DEG C~150 DEG C, system starts single-effective absorption operating mode automatically；
When heat source temperature is at 150 DEG C or more, system starts double effect absorption operating mode automatically.Regardless of heat source temperature changes,
So that system is in most efficient working condition always.
For above-described embodiment simply to illustrate that the technical ideas and features of the present invention, its purpose is allows this field
Interior those of ordinary skill can understand the content of the utility model and implement accordingly, can not limit the utility model with this
Protection scope.The equivalent changes or modifications that all essence according to the content of the present invention is made, should all cover in this reality
With in novel protection scope.
Claims (5)
1. a kind of BrLi chiller of integrated multi-operation mode, including high pressure generator (23), low pressure generator (2), height
Press absorber (4), low-pressure absorber (15), high-temperature heat-exchanging (21), cryogenic heat exchanger (17), condenser (8) and evaporator
(10), it is characterised in that：
The steam (vapor) outlet of high pressure generator (23) passes through the first steam electromagnetic valve (25), the steam being placed in low pressure generator (2)
Coil pipe is connected with the cryogen water inlet of condenser (8), and the steam (vapor) outlet of high pressure generator (23) also passes through the second steam electromagnetic valve
(24) it is connected with the steam inlet of condenser (8)；The taphole of high pressure generator (23) by high-temperature heat-exchanging (21) with it is low
The solution inlet of absorber (15) is pressed to be connected；The taphole of high pressure generator (23) also passes through high-temperature heat-exchanging (21), first
Solution electromagnetic valve (9) is connected with the solution inlet of high pressure absorber (4)；
The steam (vapor) outlet of low pressure generator (2) passes through the steam inlet phase of third steam electromagnetic valve (3) and high pressure absorber (4)
Even, the steam (vapor) outlet of low pressure generator (2) also passes through the 4th steam electromagnetic valve (5) and is connected with the steam inlet of condenser (8)；It is low
Press the taphole of generator (2) molten with low-pressure absorber (15) by the second solution electromagnetic valve (1), cryogenic heat exchanger (17)
Liquid entrance is connected；
The taphole of high pressure absorber (4) passes through third solution electromagnetic valve (6), high-temperature heat-exchanging (21) and high pressure generator
(23) solution inlet is connected；The taphole of low-pressure absorber (15) passes through high-temperature heat-exchanging (21) and high pressure generator (23)
Solution inlet be connected, the taphole of low-pressure absorber (15) also passes through the 4th solution electromagnetic valve (18), cryogenic heat exchanger
(17) it is connected with the solution inlet of low pressure generator (2)；
The cryogen water out of condenser (8) is connected with the cryogen water inlet of evaporator (10), the steam (vapor) outlet of evaporator (10) with
The steam inlet of low-pressure absorber (15) is connected；
It further include PLC control system and the temperature sensor for detecting heat source temperature, PLC control system is according to temperature sensor
The heat source temperature of detection, control the first steam electromagnetic valve (25), the second steam electromagnetic valve (24), third steam electromagnetic valve (3), the
Four steam electromagnetic valves (5), the first solution electromagnetic valve (9), the second solution electromagnetic valve (1), third solution electromagnetic valve (6) and the 4th
The opening and closing of solution electromagnetic valve (18), so that BrLi chiller works in two-stage absorption operating mode, single effect absorption respectively
Formula operating mode and double effect absorption operating mode.
2. the BrLi chiller of integrated multi-operation mode according to claim 1, which is characterized in that the two-stage is inhaled
Receipts formula operating mode is：Heat source temperature is 65 DEG C~85 DEG C；Heat source enters high pressure generator (23) and low pressure generator simultaneously
(2) in；First steam electromagnetic valve (25) and the 4th steam electromagnetic valve (5) are closed, the second steam electromagnetic valve (24) and third steam
Solenoid valve (3) is opened, the first solution electromagnetic valve (9), the second solution electromagnetic valve (1), third solution electromagnetic valve (6) and the 4th solution
Solenoid valve (18) is opened.
3. the BrLi chiller of integrated multi-operation mode according to claim 1, which is characterized in that the single-action is inhaled
Receipts formula operating mode is：Heat source temperature is 85 DEG C~150 DEG C；Heat source only enters high pressure generator (23)；First steam electromagnetism
Valve (25), third steam electromagnetic valve (3) and the 4th steam electromagnetic valve (5) are closed, and the second steam electromagnetic valve (24) is opened；First is molten
Liquid electromagnetic valve (9), the second solution electromagnetic valve (1), third solution electromagnetic valve (6) and the 4th solution electromagnetic valve (18) are closed；Low pressure
Generator (2) and high pressure absorber (4) do not work.
4. the BrLi chiller of integrated multi-operation mode according to claim 1, which is characterized in that the economic benefits and social benefits are inhaled
Receipts formula operating mode is：Heat source temperature is greater than 150 DEG C；Heat source only enters high pressure generator (23)；First steam electromagnetic valve
(25) it is opened with the 4th steam electromagnetic valve (5), the second steam electromagnetic valve (24) and third steam electromagnetic valve (3) are closed；First is molten
Liquid electromagnetic valve (9) and third solution electromagnetic valve (6) are closed, and the second solution electromagnetic valve (1) and the 4th solution electromagnetic valve (18) are opened；
High pressure absorber (4) does not work.
5. the BrLi chiller of integrated multi-operation mode according to claim 1, which is characterized in that the evaporator
(10) it is placed in same pressure measuring cylinder with low-pressure absorber (15), centre is separated by shutter (13), is set in shutter (13) lower part
Set partition (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820470585.7U CN208108537U (en) | 2018-04-03 | 2018-04-03 | A kind of BrLi chiller of integrated multi-operation mode |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820470585.7U CN208108537U (en) | 2018-04-03 | 2018-04-03 | A kind of BrLi chiller of integrated multi-operation mode |
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| Publication Number | Publication Date |
|---|---|
| CN208108537U true CN208108537U (en) | 2018-11-16 |
Family
ID=64120592
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|---|---|---|---|
| CN201820470585.7U Expired - Fee Related CN208108537U (en) | 2018-04-03 | 2018-04-03 | A kind of BrLi chiller of integrated multi-operation mode |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108413642A (en) * | 2018-04-03 | 2018-08-17 | 中国科学院广州能源研究所 | A kind of BrLi chiller of integrated multi-operation mode |
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2018
- 2018-04-03 CN CN201820470585.7U patent/CN208108537U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108413642A (en) * | 2018-04-03 | 2018-08-17 | 中国科学院广州能源研究所 | A kind of BrLi chiller of integrated multi-operation mode |
| CN108413642B (en) * | 2018-04-03 | 2024-04-26 | 中国科学院广州能源研究所 | Integrated multi-working-mode lithium bromide refrigerating unit |
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