CN110173924A - A kind of steam type lithium bromide absorption type heat pump unit of single-action heating double-effect refrigeration - Google Patents
A kind of steam type lithium bromide absorption type heat pump unit of single-action heating double-effect refrigeration Download PDFInfo
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- CN110173924A CN110173924A CN201910526861.6A CN201910526861A CN110173924A CN 110173924 A CN110173924 A CN 110173924A CN 201910526861 A CN201910526861 A CN 201910526861A CN 110173924 A CN110173924 A CN 110173924A
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- heat pump
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- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 title claims abstract description 42
- 238000005057 refrigeration Methods 0.000 title claims abstract description 38
- 238000010438 heat treatment Methods 0.000 title claims abstract description 28
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 39
- 239000006096 absorbing agent Substances 0.000 claims abstract description 23
- 239000003507 refrigerant Substances 0.000 claims abstract description 18
- 239000012530 fluid Substances 0.000 claims abstract description 16
- 230000009977 dual effect Effects 0.000 claims abstract description 12
- 238000001816 cooling Methods 0.000 claims abstract description 10
- 239000000498 cooling water Substances 0.000 claims description 12
- 230000004087 circulation Effects 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000002918 waste heat Substances 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- -1 heat exchanger I Substances 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010025 steaming Methods 0.000 description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B15/00—Sorption machines, plants or systems, operating continuously, e.g. absorption type
- F25B15/02—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas
- F25B15/06—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas the refrigerant being water vapour evaporated from a salt solution, e.g. lithium bromide
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/40—Fluid line arrangements
-
- 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
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Sorption Type Refrigeration Machines (AREA)
Abstract
The present invention relates to a kind of steam type lithium bromide absorption type heat pump units of single-action heating double-effect refrigeration, belong to technical field of refrigeration equipment.The unit includes steam generator I, condenser I, steam generator II, low pressure generator, condenser II, evaporator, absorber, heat exchanger I, heat exchanger II, solution pump I, solution pump II, cryogenic fluid pump, shut-off valve A, shut-off valve B, refrigerant vapour communicating pipe and low pressure generator cryogen water pipe.A kind of steam type lithium bromide absorption type heat pump unit of single-action heating double-effect refrigeration of the present invention, by valve transfer, when winter operation heating condition, unit is by two single-action heat pump principles operations in parallel；When summer operation cooling condition, unit is run by steam double-effect type solution parallel connection refrigeration principle.Because being dual-effect refrigeration, coefficient of performance of refrigerating is greatly improved, and saves steam consumption, and dual-use reduces investment of equipment, saves equipment space occupied.
Description
Technical field
The present invention relates to a kind of steam type lithium bromide absorption type heat pump units of single-action heating double-effect refrigeration, belong to refrigeration equipment
Technical field.
Background technique
Heat source is needed in production technology and life, while having the region of low temperature exhaust heat again, is inhaled using first kind lithium bromide
Receipts formula heat pump unit extracts low temperature exhaust heat heat, produces out 40 DEG C higher than low-temperature heat source or more of middle temperature-heat-source, can save a large amount of
The middle pressure steam of (40% or more) consumes, and realizes the comprehensive utilization of the energy, obtains preferable economic and social benefit, in recent years
A large amount of application is arrived.And have some occasions not only winter needs heat supply, summer also needs to freeze, and in order to dual-use, saves
Initial cost, the steam type first-class lithium bromide absorption type heat pump unit (such as Fig. 1) occurred with refrigerating function for nearly 2 years, the unit
Coefficient of performance in heating is 1.7 or so, due to being that single-action unit coefficient of performance of refrigerating can only be 0.75 or so.And steam double-effect type bromine
Change the coefficient of performance of refrigerating of lithium-absorbing formula water cooler 1.45 or so, it is evident that single-action unit is than economic benefits and social benefits unit unit cooling capacity
The quantity of steam of consumption is much higher, how on single-action heat pump to realize dual-effect refrigeration, improves coefficient of performance of refrigerating, saves steam,
It is easy to operate, become one of the important topic studied at present.
Summary of the invention
Present invention aim to address above-mentioned background problems, provide a kind of steam type lithium bromide of single-action heating double-effect refrigeration
Absorption type heat pump assembly, its heat supply of winter single-action heat pump recovery waste heat, summer operation dual-effect refrigeration, raising coefficient of performance of refrigerating,
The dual-use, compact-sized, easy to operate saved the energy, reduce initial cost.
What the object of the invention was realized in: a kind of steam type lithium bromide absorption type heat pump machine of single-action heating double-effect refrigeration
Group, the unit include steam generator I, condenser I, steam generator II, condenser II, evaporator, absorber, heat exchange
Device I, heat exchanger II, solution pump I, solution pump II and cryogenic fluid pump；
The generator condenser shell of the unit includes cavity A and cavity B；
The steam generator I and condenser I are arranged in cavity A；
The steam generator II and condenser II is arranged in cavity B；
Low pressure generator is also had additional in the cavity B；
Refrigerant vapour communicating pipe is provided between the side gas phase zone of the steam generator I and the tube-side inlet of low pressure generator；
Low pressure generator cryogen water pipe is set between the low pressure generator tube side outlet and U-tube I cryogen water inlet；
It is described go out condenser II into shut-off valve B is arranged on the hot water line of condenser I；
A cooling water outlet tube is set on the hot water line between condenser II and shut-off valve B out, and on the cooling water outlet tube
Shut-off valve A is set.
The top of steam generator II is arranged in the low pressure generator.
Steam electric control valve A is also equipped on the second steam inlet of the cavity A；The first steam of the cavity B
Steam electric control valve B is also equipped in import.
U-tube II is additionally provided between the condenser II and evaporator, low pressure generator concentrating dilute solution generates cold
Agent steam enters the water as refrigerant condensed after condenser II condensation and enters in U-tube II and then enter shwoot in evaporator.
On the basis of above-mentioned unit, in cavity B, low pressure generator can also be arranged under steam generator II
Side.
When winter heat pump heat supply operating condition, low pressure generator stops working, and shut-off valve A is closed, and shut-off valve B is opened, in unit
Portion's solution refrigerant cycle is two single-action heat pump cycles in parallel, and a single-action heat pump cycle is by steam generator I, condenser I, steaming
Device, absorber, heat exchanger I, solution pump I, cryogenic fluid pump is sent out to constitute；Another single-action heat pump cycle is by steam generator II, cold
Condenser II, evaporator, absorber, heat exchanger II, solution pump II, cryogenic fluid pump are constituted.Wherein, evaporator, absorber and cryogen
The common part that pump recycles for two.Since refrigerant vapour temperature is low so not concentrate solution in low pressure generator tube side, quite
In stopping working.The steam of external system respectively enters steam generator I and steam generation by steam electric control valve A and B
Water outflow unit is condensed into after device II tube side concentrating dilute solution, remaining hot water, which enters after evaporator tube side cooling heat is utilized, to flow out
Unit, hot water series connection enter back into after the heating of condenser I tube side into condenser II heating to user after being introduced into absorber heating
Heat supply；
When summer operation dual-effect refrigeration operating condition, shut-off valve A is opened, and shut-off valve B is closed, and steam electric control valve B is closed, condenser
I and steam generator II stop working, and steam generator I becomes the high pressure generator of dual-effect refrigeration unit, by high pressure generator,
Low pressure generator, condenser II, evaporator, absorber, heat exchanger I, heat exchanger II, solution pump II, solution pump I, cryogen
Pump constitutes steam double-effect refrigeration unit, which is run by steam double-effect type solution parallel connection cooling flow.The steam of external system
Enter steam generator I tube side concentrating dilute solution by steam electric control valve A and is condensed into water outflow unit；Cooling water series connection is first
Condenser II tube side, which is entered back into, into absorber takes heat out of unit；It is cold as producing that cold water enters the cooling of evaporator tube side
Water supplies colod-application family.
The beneficial effects of the present invention are:
It is adjusted by above-mentioned two completely new single-action heat pump cycles and dual-effect refrigeration circulation and valve transfer, single-action is made to heat, is double
Effect refrigeration the two entirely different thermal fields and flow field are achieved on same unit.Because being dual-effect refrigeration, system
The cold coefficient of performance is greatly improved, and saves steam consumption, and dual-use reduces investment of equipment, and it is empty to save equipment land occupation
Between.So when heat pump unit Winter heat supply of the invention can energy-saving and emission-reduction realize that comprehensive utilization of energy, summer again can dual-effect refrigerations
Meet air-conditioning and production technology uses, improves the year operation utilization rate of unit, there is extraordinary economic benefit and society's effect
Benefit.
Detailed description of the invention
Fig. 1 is the steam type first-class lithium bromide absorption type heat pump unit work flow diagram with refrigerating function in the past；
Fig. 2 is a kind of steam type lithium bromide absorption type heat pump unit work flow diagram of single-action heating double-effect refrigeration of the present invention；
Fig. 3 is a kind of steam type lithium bromide absorption type heat pump unit another embodiment of single-action heating double-effect refrigeration of the present invention
Work flow diagram.
Wherein:
Generator 1, condenser 2, evaporator 4, absorber 5, heat exchanger 3, solution pump 6, cryogenic fluid pump 7, steam electric control valve
8, water bypass 9, U-tube 10；
It is shut-off valve A11, steam electric control valve A12, cavity A13, condenser I14, shut-off valve B15, steam generator I16, cold
Agent vapor communication pipe 17, low pressure generator 18, steam generator II19, condenser II20, cavity B21, steam electric control valve
B22, heat exchanger II23, U-tube II24, solution pump II25, solution pump I26, U-tube I27, low pressure generator cryogen water pipe
28, heat exchanger I29；
First steam inlet 30, the first condensate outlet 31, cooling water outlet 32, heating hot water export 33, cooling water outlet 34, waste heat
Water out 35, cooling water inlet 36, waste heat water inlet 37, cooling water inlet 38, heating hot water import 39, the second steam inlet 40,
Second condensate outlet 41.
Specific embodiment
The present invention will be described in further detail below with reference to the embodiments of the drawings.
As shown in Fig. 2, a kind of steam type lithium bromide absorption type heat pump unit of single-action heating double-effect refrigeration, the unit packet
Include steam generator I16, condenser I14, steam generator II19, condenser II20, evaporator 4, absorber 5, heat exchanger
I29, heat exchanger II23, solution pump I26, solution pump II25 and cryogenic fluid pump 7；
The generator condenser shell of the unit includes cavity A13 and cavity B21；
The steam generator I16 and condenser I14 are arranged in cavity A13；
The steam generator II19 and condenser II20 is arranged in cavity B21；
Low pressure generator 18 is also had additional in the cavity B21；
The top of steam generator II19 is arranged in the low pressure generator 18；
Refrigerant vapour is provided between the side gas phase zone of the steam generator I16 and the tube-side inlet of low pressure generator 18 to be connected to
Pipe 17；
Low pressure generator cryogen water pipe 28 is set between 18 tube side of the low pressure generator outlet and U-tube I27 cryogen water inlet；
It is described go out condenser II20 into shut-off valve B15 is arranged on the hot water line of condenser I14；
A cooling water outlet tube is set on the hot water line between condenser II20 and shut-off valve B15 out, and is gone out in the cooling water
Shut-off valve A11 is set on pipe.
Steam electric control valve A12 is also equipped on 40 pipeline of the second steam inlet of the cavity A13；The cavity
Steam electric control valve B22 is also equipped on 30 pipeline of the first steam inlet of B21.
U-tube II24 is additionally provided between the condenser II20 and evaporator 4.
When winter heat pump heat supply operating condition, low pressure generator 18 stops working, and shut-off valve A11 is closed, and shut-off valve B15 is opened,
Unit internal solution refrigerant cycle is two single-action heat pump cycles in parallel, and a single-action heat pump cycle is by steam generator I16, cold
Condenser I14, evaporator 4, absorber 5, heat exchanger I29, solution pump I26, cryogenic fluid pump 7 are constituted；Another single-action heat pump cycle
By steam generator II19, condenser II20, evaporator 4, absorber 5, heat exchanger II23, solution pump II25,7 structure of cryogenic fluid pump
At.Wherein, evaporator 4, absorber 5 and cryogenic fluid pump 7 are the common part of two circulations.Due to cold in 18 tube side of low pressure generator
Agent vapor (steam) temperature is low so not concentrate solution, is equivalent to and stops working.The steam of external system passes through steam electric control valve A12
It is condensed after respectively enteing steam generator I16 and steam generator II19 tube side concentrating dilute solution with steam electric control valve B22
Unit is flowed out for water, remaining hot water, which enters after 4 tube side of evaporator cooling heat is utilized, flows out unit, and hot water series connection is introduced into absorption
Device 5 enters condenser II20 heating and enters back into after the heating of condenser I14 tube side to user's heat supply after heating up.
When summer operation dual-effect refrigeration operating condition, shut-off valve A11 is opened, and shut-off valve B15 is closed, steam electric control valve B22
It closes, condenser I14 and steam generator II19 stop working, and steam generator I16 becomes the high pressure of dual-effect refrigeration unit
Raw device, by high pressure generator, low pressure generator 18, condenser II20, evaporator 4, absorber 5, heat exchanger I29, heat exchange
Device II23, solution pump II25, solution pump I26, cryogenic fluid pump 7 constitute steam double-effect refrigeration unit, and the unit is molten by steam double-effect type
The operation of liquid parallel connection cooling flow.The steam of external system enters the concentration of high pressure generator tube side by steam electric control valve A11
Weak solution is condensed into water outflow unit；Cooling water series connection, which is introduced into absorber 5 and enters back into condenser II20 tube side, takes heat out of
Unit；Cold water, which enters the cooling of 4 tube side of evaporator, becomes the colod-application family of the cold water supply to be produced.
Above-mentioned solution parallel double-effect refrigeration cycle working principle are as follows: weak solution is squeezed into high pressure generator by solution pump I26
Concentration is concentrated solution, and the high temperature refrigerant vapour of generation enters in 18 heat-transfer pipe of low pressure generator through refrigerant vapour communicating pipe 17, adds
Heat is squeezed into the weak solution in low pressure generator 18 by solution pump II25, makes concentrated solution, in 18 heat-transfer pipe of low pressure generator
Refrigerant vapour is condensed into water as refrigerant, enters in U-tube I and then enter shwoot in evaporator 4 through low pressure generator cryogen water pipe 28,
The refrigerant vapour that 18 concentrating dilute solution of low pressure generator generates enters condenser II20 condensation, and the water as refrigerant of condensation enters U-tube
In II24 and then enter shwoot in evaporator 4, the water as refrigerant of non-shwoot fully enters 4 bottom of evaporator, squeezes into steaming by cryogenic fluid pump 7
The heat absorption evaporation of 4 tube surface of device is sent out, the refrigerant vapour of evaporation enters in absorber 5, is sent out from high pressure generator and low pressure
It gives birth to device 18 and sprays the concentrated solution absorption in 5 tube surface of absorber, concentrated solution becomes weak solution and enters 5 bottom of absorber,
Heat takes unit out of by cooling water.So continuous circulation produces out required cold water for users to use.
As shown in figure 3, in another embodiment, a kind of steam type suction-type lithium bromide of single-action heating double-effect refrigeration
Heat pump unit is on the basis of such as Fig. 2, and in cavity B21, low pressure generator 18 is arranged under steam generator II19
Side.
In addition to the implementation, all to use equivalent transformation or equivalent replacement the invention also includes there is an other embodiments
The technical solution that mode is formed should all be fallen within the scope of the hereto appended claims.
Claims (7)
1. a kind of steam type lithium bromide absorption type heat pump unit of single-action heating double-effect refrigeration, the unit includes steam generator
I(16), condenser I(14), steam generator II(19), condenser II(20), evaporator (4), absorber (5), heat exchanger I
(29), heat exchanger II(23), solution pump I(26), solution pump II(25) and cryogenic fluid pump (7), it is characterised in that:
The generator condenser shell of the unit includes cavity A(13) and cavity B(21)；
The steam generator I(16) and condenser I(14) be arranged at cavity A(13) in；
The steam generator II(19) and condenser II(20) be arranged in cavity B(21)；
The cavity B(21) in also have additional low pressure generator (18)；
The steam generator I(16) refrigerant vapour is provided between side gas phase zone and low pressure generator (18) tube-side inlet is connected to
It manages (17)；
Setting low pressure generator water as refrigerant between low pressure generator (18) tube side outlet and U-tube I(27) cryogen water inlet
It manages (28)；
It is described go out condenser II(20) into shut-off valve B(15 is arranged on the hot water line of condenser I(14))；
It is described go out condenser II(20) and shut-off valve B(15) between hot water line on set a cooling water outlet tube, and in the cooling
Shut-off valve A(11 is set in water outlet pipe).
2. a kind of steam type lithium bromide absorption type heat pump unit of single-action heating double-effect refrigeration according to claim 1,
Be characterized in that: the low pressure generator (18) is arranged in the top of steam generator II(19).
3. a kind of steam type lithium bromide absorption type heat pump unit of single-action heating double-effect refrigeration according to claim 1,
Be characterized in that: the low pressure generator (18) is also provided at steam generator II(19 in cavity B) lower section.
4. a kind of steam type lithium bromide absorption type heat pump unit of single-action heating double-effect refrigeration according to claim 1,
Be characterized in that: the cavity A(13) the second steam inlet (40) pipeline on be also equipped with steam electric control valve A(12)；Institute
State cavity B(21) the first steam inlet (30) pipeline on be also equipped with steam electric control valve B(22).
5. a kind of steam type lithium bromide absorption type heat pump unit of single-action heating double-effect refrigeration according to claim 1,
Be characterized in that: the condenser II(20) and evaporator (4) between be provided with U-tube II(24).
6. a kind of steam type lithium bromide absorption type heat pump unit of single-action heating double-effect refrigeration according to claim 1,
Be characterized in that: when winter heat pump heat supply operating condition, low pressure generator (18) stops working, shut-off valve A(11) it closes, shut-off valve B
(15) it opens, unit internal solution refrigerant cycle is two single-action heat pump cycles in parallel, and a single-action heat pump cycle is sent out by steam
Raw device I(16), condenser I(14), evaporator (4), absorber (5), heat exchanger I(29), solution pump I(26), cryogenic fluid pump (7)
It constitutes；Another single-action heat pump cycle is by steam generator II(19), condenser II(20), evaporator (4), absorber (5), heat
Exchanger II(23), solution pump II(25), cryogenic fluid pump (7) constitute wherein, evaporator (4), absorber (5) and cryogenic fluid pump (7) are
The common part of two circulations.
7. a kind of steam type lithium bromide absorption type heat pump unit of single-action heating double-effect refrigeration according to claim 4,
It is characterized in that: when summer operation dual-effect refrigeration operating condition, shut-off valve A(11) open, shut-off valve B(15) close, steam motorized adjustment
Valve B(22) close, condenser I(14) and steam generator II(19) stop working, steam generator I(16) become dual-effect refrigeration
The high pressure generator of unit, by high pressure generator, low pressure generator (18), condenser II(20), evaporator (4), absorber
(5), heat exchanger I(29), heat exchanger II(23), solution pump II(25), solution pump I(26), that cryogenic fluid pump (7) constitutes steam is double
Refrigeration unit is imitated, which is run by steam double-effect type solution parallel connection cooling flow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910526861.6A CN110173924B (en) | 2019-06-18 | 2019-06-18 | Steam type lithium bromide absorption heat pump unit for single-effect heating double-effect refrigeration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910526861.6A CN110173924B (en) | 2019-06-18 | 2019-06-18 | Steam type lithium bromide absorption heat pump unit for single-effect heating double-effect refrigeration |
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| CN110173924A true CN110173924A (en) | 2019-08-27 |
| CN110173924B CN110173924B (en) | 2024-04-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110542241A (en) * | 2019-09-19 | 2019-12-06 | 双良节能系统股份有限公司 | Single-double effect composite evaporation-absorption two-section steam type first-class lithium bromide absorption heat pump unit |
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| CN102914079A (en) * | 2012-10-27 | 2013-02-06 | 双良节能系统股份有限公司 | Two-stage type hot water direct-fired single-double effect composite lithium bromide absorption refrigeration unit |
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| CN106482381A (en) * | 2016-11-14 | 2017-03-08 | 双良节能系统股份有限公司 | The steam type first-class lithium bromide absorption type heat pump unit of carrying vapour direct heating |
| CN106440475A (en) * | 2016-11-19 | 2017-02-22 | 双良节能系统股份有限公司 | Two-section cascade-type single-effect lithium bromide absorption refrigeration heat pump unit |
| CN106989536A (en) * | 2017-04-14 | 2017-07-28 | 双良节能系统股份有限公司 | Multifunctional steam type first class lithium bromide absorptive heat pump unit |
| CN206695433U (en) * | 2017-04-14 | 2017-12-01 | 双良节能系统股份有限公司 | Multisection type first class lithium bromide absorptive heat pump unit with condensate recuperation of heat |
| CN211233437U (en) * | 2019-06-18 | 2020-08-11 | 双良节能系统股份有限公司 | Single-effect heating and double-effect refrigerating steam type lithium bromide absorption heat pump unit |
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| CN110542241A (en) * | 2019-09-19 | 2019-12-06 | 双良节能系统股份有限公司 | Single-double effect composite evaporation-absorption two-section steam type first-class lithium bromide absorption heat pump unit |
| CN110542241B (en) * | 2019-09-19 | 2024-03-08 | 双良节能系统股份有限公司 | Single-double effect composite steam-absorption two-section type first lithium bromide absorption heat pump unit |
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