CN109269143A - A kind of Novel absorption heat pump and its application method - Google Patents
A kind of Novel absorption heat pump and its application method Download PDFInfo
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- CN109269143A CN109269143A CN201811259124.6A CN201811259124A CN109269143A CN 109269143 A CN109269143 A CN 109269143A CN 201811259124 A CN201811259124 A CN 201811259124A CN 109269143 A CN109269143 A CN 109269143A
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- valve
- evaporator
- generator
- absorber
- solution
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- 238000010521 absorption reaction Methods 0.000 title claims abstract description 49
- 238000000034 method Methods 0.000 title claims abstract description 10
- 239000006096 absorbing agent Substances 0.000 claims abstract description 63
- 238000001816 cooling Methods 0.000 claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 44
- 239000000498 cooling water Substances 0.000 claims description 24
- 238000010438 heat treatment Methods 0.000 claims description 16
- 239000007921 spray Substances 0.000 claims description 10
- 239000002775 capsule Substances 0.000 claims description 9
- 238000002386 leaching Methods 0.000 claims description 8
- 238000009834 vaporization Methods 0.000 claims description 8
- 230000008016 vaporization Effects 0.000 claims description 8
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 4
- 150000002641 lithium Chemical class 0.000 claims description 4
- 230000006837 decompression Effects 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000010009 beating Methods 0.000 claims description 2
- 238000001704 evaporation Methods 0.000 claims description 2
- 230000008020 evaporation Effects 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims 1
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 description 8
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 4
- 229910052744 lithium Inorganic materials 0.000 description 4
- 238000004378 air conditioning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 238000010792 warming Methods 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
-
- 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
Abstract
The invention discloses a kind of Novel absorption heat pump and its application methods, Novel absorption heat pump includes evaporator, absorber, indoor heat exchanger, generator, condenser, cooling tower, heat source heat exchanger and corresponding valve and solution pump etc., it is with series connection structure and parallel connection structure two states, first kind absorption type and second-kind absorption-type heat pump are realized combination by the present invention, and when summer uses first-class absorption type heat pump form；Second-kind absorption-type heat pump form is used when winter, in the enough height of summer high temperature heat source temperature, is directly done the operation of high temperature heat source drive system, is used as first-class absorption type heat pump；It is driven in winter using low-temperature heat source, low-temperature heat source is supplied to evaporator and generator serves as middle temperature-heat-source, and institute's calorific requirement is extracted in absorber, improves heat quality, uses as second-kind absorption-type heat pump.
Description
Technical field
The present invention relates to technical field of heat exchange devices, and in particular to a kind of absorption heat pump and its application method.
Background technique
Absorption heat pump is a kind of using low-grade heat source, and realization follows heat from low-temperature heat source to what high temperature heat source pumped
Loop system is a kind of efficient apparatus for recycling low-temperature heat energy.Absorption heat pump can be divided into two classes: i.e. the first kind absorbs
Formula heat pump and second-kind absorption-type heat pump, two class heat pump application purposes are different, and working method is also different.
First-class absorption type heat pump, also referred to as increasing heating type heat pump, be using a small amount of high temperature heat source (such as steam, high-temperature-hot-water,
Imflammable gas combustion heat etc.) it is driving heat source, generate a large amount of medium temperature thermal energy.It is driven using high temperature heat, Low Temperature Thermal
The thermal energy in source is increased to medium temperature, to improve the utilization efficiency of thermal energy.
Second-kind absorption-type heat pump, also referred to as warming heat pump are to generate a small amount of high temperature using a large amount of middle temperature-heat-source to have
Use thermal energy.Low temperature heat energy drives in utilizing, and with the thermal potential difference of temperature-heat-sources and low-temperature heat source in a large amount of, produces heat and is less than but warm
Degree is higher than the heat of middle temperature-heat-source, low calorie in part is transferred to position at higher temperature, to improve the utilization grade of heat source.
Currently, existing solar absorption refrigerating machine, is to utilize solar energy high temperature hot water in the summer of solar energy abundance
It is driven as heat source, first-class absorption type heat pump is done with lithium bromide chiller and completes refrigeration, by cooling tower, condenser, generator, steaming
Send out the components such as device, absorber, solution heat exchanger, air-conditioning heat exchanger composition.But in the winter of solar energy relative rarity, the sun
The temperature of energy hot water is relatively low, and it is not high enough to be used to direct heating temperature, but is used to watering heat pump and does heat source and temperature too
It is high.This makes the solar water in winter be not used, and lithium bromide chiller also leaves unused in winter, and equipment cannot be abundant
Use.Function single in this way makes the utilization rate of lithium bromide chiller and its low, causes cost of investment and operating cost
Rise, apparent disadvantage is in the comparison with compression heat pump.
Summary of the invention
The technical problem to be solved by the present invention is in view of the deficiencies of the prior art, provide one kind to be able to achieve a kind of absorption type heat
Pump and two class absorption heat pumps combine, and use first-class absorption type heat pump form when summer, and when winter is absorbed using the second class
Formula heat pump form, to improve the Novel absorption heat pump and its application method of energy use efficiency.
In order to solve the above technical problems, the present invention adopts the following technical scheme: a kind of Novel absorption heat pump, includes to steam
Send out device, absorber, indoor heat exchanger, generator, condenser, cooling tower and heat source heat exchanger, it is characterised in that: the absorption type heat
Pump includes series connection structure and parallel connection structure two states, wherein the absorption type heat pump system of series connection are as follows:
The cryogen export pipeline of condenser is connected with evaporator, the cooling water inlet pipeline of condenser and going out for evaporator
The outlet of mouth and cooling tower is connected；
The inlet pipeline of indoor heat exchanger is separately connected evaporator and absorber；
The entrance of pipeline and evaporator that the export pipeline of indoor heat exchanger enters absorber with cooling water respectively is connected；
The outlet of heat source heat exchanger is connected with the water lines entrance of generator and evaporator；The entrance of heat source heat exchanger with
Generator is connected with the water pipe way outlet of evaporator；
The concentrated solution outlet of generator is connect with absorber, and the solution inlet of generator is connect with absorber taphole；
The absorption type heat pump system of its parallel connection are as follows:
The cryogen export pipeline of condenser is connected with evaporator, and condenser cooling water entrance pipe exports phase with cooling tower
Connection；Condenser cooling water export pipeline access cooling tower in parallel with the water pipe way outlet of absorber (passing through the second valve) enters
At mouthful；
The inlet pipeline of indoor heat exchanger is separately connected evaporator and absorber；The export pipeline of indoor heat exchanger respectively with
The entrance of pipeline and evaporator that cooling water enters absorber is connected；
The outlet of heat source heat exchanger is connected with the water lines entrance of generator and evaporator, the entrance of heat source heat exchanger with
Generator is connected with the water pipe way outlet of evaporator；
The concentrated solution outlet of generator is connect with absorber；The solution inlet of generator is connect with absorber taphole.
Further, under series connection, the is equipped in the connecting line of condenser cryogen export pipeline and evaporator
One valve, the both ends of the first valve are parallel with a solution pump；Between the cooling water inlet pipeline and evaporator outlet of condenser
It is equipped with the second valve in connecting line, is equipped in the connecting line between cooling water inlet pipeline and the cooling tower outlet of condenser
5th valve.
Further, under series connection and parallel connection, the 4th is equipped between the inlet pipeline and evaporator of indoor heat exchanger
Valve is equipped with third valve between the inlet pipeline and absorber of indoor heat exchanger；The export pipeline of indoor heat exchanger leads to respectively
It crosses the 6th valve to be connected with the pipeline that cooling water enters absorber, and is connected by the 7th valve with the entrance of evaporator.
Further, under series connection and parallel connection, on the connecting line between the outlet and evaporator of heat source heat exchanger
Equipped with the 9th valve, the connecting line between the entrance and evaporator of heat source heat exchanger is equipped with the 11st valve.
Further, under series connection and parallel connection, the tenth valve is equipped between the concentrated solution outlet of generator and absorber
Door and solution pump；Solution pump is equipped between the solution inlet and absorber taphole of generator；Generator and evaporator it is molten
Liquid connecting line is equipped with the 11st valve.
Application method based on aforementioned Novel absorption heat pump, it is characterised in that: pass through the water pipe of absorber and condenser
Road is connected in series or parallel running, and the 5th valve is saved in parallel connection；By low-temperature heat source heat supply in winter, existed by high temperature heat source
Cooling in summer, uses first-class absorption type heat pump form when summer, and when winter uses second-kind absorption-type heat pump form, passes through valve
Door is realized with the switching of solution pump；
Summer: opening the first valve, the second valve, the 4th valve, the 7th valve, the 8th valve and the tenth valve, closes
Third valve, the 5th valve, the 6th valve, the 9th valve and the 11st valve, are provided with external high temperature heat source into generator
Heat vaporizes the moisture in solution, and it is cooled that water enters condenser, then sprays after the first valve throttle, decompression flow into evaporator
It on chilled water water supplying pipe, then is collected by water dish and enters solution capsule, evaporator is squeezed by circulating pump again, is being occurred after vaporization
It is brominated the absorption of lithium concentrated solution in device, becomes to squeeze into generator by solution pump after weak solution, be changed into after generator heating dense
Solution squeezes into absorber by pressure difference and circulation solution pump, realizes the vertical leaching of self-spray, completes circulation；
Winter: beating third valve, the 5th valve, the 6th valve, the 9th valve and the 11st valve, close the first valve,
Second valve, the 4th valve, the 7th valve, the 8th valve and the tenth valve provide heat with temperature-heat-source in the external world into generator
Amount vaporizes the moisture in solution, and it is cooled that water enters condenser, then squeezes into evaporator by booster pump and be sprayed on middle temperature-heat-source hot water
Guan Shang, then collected by water dish and enter solution capsule, evaporator is squeezed by circulating pump again, is brominated lithium after vaporization in generator
Concentrated solution absorbs, and becomes to flow into generator by pressure difference after weak solution, is changed into concentrated solution after generator heating, is beaten by booster pump
Enter absorber, completes the vertical leaching of self-spray by absorber to indoor heating and complete circulation.
Compared with prior art, the invention has the following advantages that
First kind absorption type and second-kind absorption-type heat pump are realized combination by the present invention, and when summer is absorbed using the first kind
Formula heat pump form；Second-kind absorption-type heat pump form is used when winter, in the enough height of summer high temperature heat source temperature, directly does high warm
Source driving system operation, uses as first-class absorption type heat pump；It is driven in winter using low-temperature heat source, low-temperature heat source is supplied to
Evaporator and generator serve as middle temperature-heat-source, and institute's calorific requirement is extracted in absorber, improve heat quality, absorb as the second class
Formula heat pump uses.
Middle warm is fed into generator and evaporator, temperature is promoted 20 DEG C or so in absorber, then for access customer air-conditioning
The utilization rate of system thus greatly improved in heat exchanger heat supply.Parallel form of the invention is relative to first kind absorption type heat
It is equivalent to for pump and joined two booster pumps and corresponding valve pipe more, the conversion of one or two class absorption heat pumps in system
By being realized in refrigerant systems by the first valve of switch, the tenth valve and corresponding booster pump, in handoff functionality
Water system also makes corresponding variation.
In the unit, evaporator walks low-temperature water heating in winter, for taking away the cooling capacity in evaporator, also leads in generator
Enter low-temperature water heating, heat quality is finally promoted in generator, therefore, compared to traditional lithium bromide chiller, low temperature can be passed through
Heat source heat supply in winter, by high temperature heat source in cooling in summer.
Detailed description of the invention
Fig. 1 is the absorption type heat pump structure schematic diagram of series connection of the present invention；
Fig. 2 is the absorption type heat pump structure schematic diagram of parallel connection of the present invention.
In figure, A is evaporator, and B is absorber, and C is indoor heat exchanger, and D is generator, and E is condenser, and F is cooling tower,
G is solution capsule, and H is heat source heat exchanger, and 1 is the first valve, and 2 be the second valve, and 3 be third valve, and 4 be the 4th valve, and 5 be the
Five valves, 6 be the 6th valve, and 7 be the 7th valve, and 8 be the 8th valve, and 9 be the 9th valve, and 10 be the tenth valve, and 11 be the tenth
One valve.
Specific embodiment
In the present embodiment, referring to Figures 1 and 2, the Novel absorption heat pump includes evaporator A, absorber B, interior
Heat exchanger C, generator D, condenser E, cooling tower F and heat source heat exchanger H, the absorption heat pump include series connection structure and
Parallel connection structure two states, the wherein absorption type heat pump system of series connection are as follows:
The cryogen export pipeline of condenser E is connected with evaporator A, the cooling water inlet pipeline and evaporator A of condenser E
Outlet and the outlet of cooling tower F be connected；
The inlet pipeline of indoor heat exchanger C is separately connected evaporator A and absorber B；
The entrance of pipeline and evaporator A that the export pipeline of indoor heat exchanger C enters absorber B with cooling water respectively is connected
It connects；
The outlet of heat source heat exchanger H is connected with the water lines entrance of generator D and evaporator A；Heat source heat exchanger H's enters
Mouth is connected with the water pipe way outlet of generator D) and evaporation A；
The concentrated solution outlet of generator D is connect with absorber B, and solution inlet and absorber the B solution outlet of generator D connects
It connects；
The absorption type heat pump system of its parallel connection are as follows:
The cryogen export pipeline of condenser E is connected with evaporator A, and condenser E cooling water inlet pipeline goes out with cooling tower F
Mouth is connected；The access cooling in parallel with the water pipe way outlet of absorber B (passing through the second valve) of condenser E cooling water outlet pipeline
The inlet of tower F；
The inlet pipeline of indoor heat exchanger C is separately connected evaporator A and absorber B；The export pipeline of indoor heat exchanger C point
The entrance of the pipeline and evaporator A that do not enter absorber B with cooling water is connected；
The outlet of heat source heat exchanger H is connected with the water lines entrance of generator D and evaporator A, and heat source heat exchanger H's enters
Mouth is connected with the water pipe way outlet of generator D and evaporator A；
The concentrated solution outlet of generator D is connect with absorber B；Solution inlet and absorber the B solution outlet of generator D connects
It connects.
Under series connection, the first valve 1 is equipped in the connecting line of condenser E cryogen export pipeline and evaporator A,
The both ends of first valve 1 are parallel with a solution pump；Connection between cooling water inlet pipeline and evaporator the A outlet of condenser E
It is equipped with the second valve 2 in pipeline, is equipped in the connecting line between cooling water inlet pipeline and cooling tower the F outlet of condenser E
5th valve 5.
Under series connection and parallel connection, the 4th valve 4, room are equipped between the inlet pipeline and evaporator A of indoor heat exchanger C
Third valve 3 is equipped between the inlet pipeline and absorber B of interior heat exchanger C；The export pipeline of indoor heat exchanger C passes through respectively
Six valves 6 are connected with the pipeline that cooling water enters absorber B, and are connected by the 7th valve 7 with the entrance of evaporator A.
Under series connection and parallel connection, the connecting line between the outlet and evaporator A of heat source heat exchanger H is equipped with the 9th
Valve 9, the connecting line between the entrance and evaporator A of heat source heat exchanger H are equipped with the 11st valve 11.
Under series connection and parallel connection, the tenth valve 10 and molten is equipped between the outlet of the concentrated solution of generator D and absorber B
Liquid pump；Solution pump is equipped between solution inlet and absorber the B solution outlet of generator D；The solution of generator D and evaporator A
Connecting line is equipped with the 11st valve 11.
Summer: one valve 1 of the valve opening family status, the second valve 2, the 4th valve 4, the 7th valve 7, the 8th valve 8 and the tenth valve
Door 10 closes third valve 3, the 5th valve 5, the 6th valve 6, the 9th valve 9 and the 11st valve 11.
There is provided heat into generator D with external high temperature heat source vaporizes the moisture in solution, and it is cold that water enters condenser E
But, it after using the throttling of the first valve 1, is sprayed on chilled water water supplying pipe after flowing directly into evaporator A decompression, then pass through water dish
It collects and enters solution capsule G (close to evaporator A), squeeze into evaporator A again by circulating pump, be brominated lithium in generator D after vaporization
Concentrated solution absorbs, and becomes to squeeze into generator D by solution pump after weak solution, is changed into concentrated solution after generator D heating, by pressure difference
Absorber B is squeezed into circulation solution pump, complete the vertical leaching of self-spray and completes circulation.
Winter: opening third valve 3, the 5th valve 5, the 6th valve 6, the 9th valve 9 and the 11st valve 11, closes the
One valve 1, the second valve 2, the 4th valve 4, the 7th valve 7, the 8th valve 8 and the tenth valve 10.
There is provided heat into generator D with temperature-heat-source in the external world vaporizes the moisture in solution, and it is cold that water enters condenser E
But, then evaporator A is squeezed by booster pump to be sprayed on middle temperature-heat-source hot-water line, then collected by water dish and enter solution capsule G, by following
Ring pump squeezes into evaporator A again, is brominated the absorption of lithium concentrated solution after vaporization in generator D, is flowed into after becoming weak solution by pressure difference
Generator D, is changed into concentrated solution after generator D heating, squeezes into absorber B by booster pump, the vertical leaching of self-spray is completed, by absorber
B completes circulation to indoor heating.
The system is described above by the mode of condenser E and absorber B series operation, the system there are also another kinds will be cold
The parallel running mode of condenser E and absorber B, which reduces a throttle valve, i.e. the 5th valve 5, compared to series connection
There is certain improvement for the method for operation.
Summer: the first valve 1, the second valve 2, the 4th valve 4, the 7th valve 7, the 8th valve 8 and the tenth valve are opened
10, close third valve 3, the 6th valve 6, the 9th valve 9 and the 11st valve 11.With external high temperature heat source into generator D
There is provided heat vaporizes the moisture in solution, and it is cooled that water enters condenser E, then flows into flow directly into after evaporator A is depressured and spray
It on chilled water water supplying pipe, then is collected by water dish and enters solution capsule B, squeezed into evaporator A again by circulating pump, sent out after vaporization
It is brominated the absorption of lithium concentrated solution in raw device D, becomes to squeeze into generator D by solution pump after weak solution, change after generator D heating
For concentrated solution, absorber B is squeezed by pressure difference and circulation solution pump, complete the vertical leaching of self-spray and completes circulation.
Winter: opening third valve 3, the 6th valve 6, the 9th valve 9 and the 11st valve 11, close valve 1,2,4,7,
8,10.There is provided heat into generator D with temperature-heat-source in the external world vaporizes the moisture in solution, and water enters condenser E and is cooled,
Evaporator A is squeezed by booster pump again to be sprayed on middle temperature-heat-source hot-water line, then is collected by water dish and enters solution capsule G, by recycling
Pump squeezes into evaporator A again, is brominated the absorption of lithium concentrated solution after vaporization in generator D, is sent out after becoming weak solution by pressure difference inflow
Raw device D, is changed into concentrated solution after generator D heating, squeezes into absorber B by booster pump, the vertical leaching of self-spray is completed, by absorber B
To indoor heating, circulation is completed.
The above has been described in detail, described above, is only a preferred embodiment of the present invention, when cannot
It limit the scope of implementation of the present invention, i.e., it is all according to the made equivalent changes and modifications of the application range, it should still belong to covering scope of the present invention
It is interior.
Claims (6)
- It include evaporator (A), absorber (B), indoor heat exchanger (C), generator (D), cold 1. a kind of Novel absorption heat pump Condenser (E), cooling tower (F) and heat source heat exchanger (H), it is characterised in that: the absorption heat pump include series connection structure and Parallel connection structure two states, the wherein absorption type heat pump system of series connection are as follows:The cryogen export pipeline of condenser (E) is connected with evaporator (A), the cooling water inlet pipeline of condenser (E) and evaporation The outlet of device (A) and the outlet of cooling tower (F) are connected；The inlet pipeline of indoor heat exchanger (C) is separately connected evaporator (A) and absorber (B)；The export pipeline of indoor heat exchanger (C) enters the pipeline of absorber (B) and the entrance phase of evaporator (A) with cooling water respectively Connection；The outlet of heat source heat exchanger (H) is connected with the water lines entrance of generator (D) and evaporator (A)；Heat source heat exchanger (H) Entrance be connected with the water pipe way outlet of generator (D) and evaporator (A)；The concentrated solution outlet of generator (D) is connect with absorber (B), and solution inlet and absorber (B) solution of generator (D) go out Mouth connection；The absorption type heat pump system of its parallel connection are as follows:The cryogen export pipeline of condenser (E) is connected with evaporator (A), condenser (E) cooling water inlet pipeline and cooling tower (F) outlet is connected；Condenser (E) cooling water outlet pipeline access cooling tower (F) in parallel with the water pipe way outlet of absorber (B) Inlet；The inlet pipeline of indoor heat exchanger (C) is separately connected evaporator (A) and absorber (B)；The outlet of indoor heat exchanger (C) The entrance of pipeline and evaporator (A) that road enters absorber (B) with cooling water respectively is connected；The outlet of heat source heat exchanger (H) is connected with the water lines entrance of generator (D) and evaporator (A), heat source heat exchanger (H) Entrance be connected with the water pipe way outlet of generator (D) and evaporator (A)；The concentrated solution outlet of generator (D) is connect with absorber (B)；The solution inlet of generator (D) goes out with absorber (B) solution Mouth connection.
- 2. Novel absorption heat pump according to claim 1, it is characterised in that: cold in condenser (E) under series connection It is equipped with the first valve (1) in the connecting line of agent export pipeline and evaporator (A), it is molten that the both ends of the first valve (1) are parallel with one Liquid pump；The second valve (2) are equipped in connecting line between cooling water inlet pipeline and evaporator (A) outlet of condenser (E), The 5th valve (5) is equipped in connecting line between cooling water inlet pipeline and cooling tower (F) outlet of condenser (E).
- 3. Novel absorption heat pump according to claim 2, it is characterised in that: under series connection and parallel connection, interior is changed The 4th valve (4), the inlet pipeline of indoor heat exchanger (C) and absorption are equipped between the inlet pipeline and evaporator (A) of hot device (C) Third valve (3) are equipped between device (B)；The export pipeline of indoor heat exchanger (C) pass through respectively the 6th valve (6) and cooling water into The pipeline for entering absorber (B) is connected, and is connected by the 7th valve (7) with the entrance of evaporator (A).
- 4. Novel absorption heat pump according to claim 3, it is characterised in that: under series connection and parallel connection, heat source is changed Connecting line between the outlet and evaporator (A) of hot device (H) is equipped with the 9th valve (9), the entrance of heat source heat exchanger (H) with Connecting line between evaporator (A) is equipped with the 11st valve (11).
- 5. Novel absorption heat pump according to claim 4, it is characterised in that: under series connection and parallel connection, generator (D) concentrated solution is exported is equipped with the tenth valve (10) and solution pump between absorber (B)；The solution inlet of generator (D) with Solution pump is equipped between absorber (B) taphole；The solution connecting line of generator (D) and evaporator (A) are equipped with the tenth One valve (11).
- 6. a kind of application method based on the Novel absorption heat pump described in claim 5, it is characterised in that: pass through absorber (B) and the water lines of condenser (E) are connected in series or parallel running, and the 5th valve (5) is saved in parallel connection；Existed by low-temperature heat source Winter heat supply uses first-class absorption type heat pump form in cooling in summer, summer by high temperature heat source, second is used when winter Class absorption heat pump form is realized by the switching of valve and solution pump；Summer: the first valve (1), the second valve (2), the 4th valve (4), the 7th valve (7), the 8th valve (8) and the are opened Ten valves (10) close third valve (3), the 5th valve (5), the 6th valve (6), the 9th valve (9) and the 11st valve (11), providing heat into generator (D) with external high temperature heat source vaporizes the moisture in solution, and water enters condenser (E) quilt It is cooling, then be sprayed on chilled water water supplying pipe after the first valve (1) throttling, decompression flow into evaporator (A), then received by water dish Collection enters solution capsule (G), squeezes into evaporator (A) again by circulating pump, is brominated lithium concentrated solution after vaporization in generator (D) and inhales It receives, becomes to squeeze into generator (D) by solution pump after weak solution, be changed into concentrated solution after generator (D) heating, by pressure difference and follow Ring solution pump is squeezed into absorber (B), is realized the vertical leaching of self-spray, is completed circulation；Winter: beating third valve (3), the 5th valve (5), the 6th valve (6), the 9th valve (9) and the 11st valve (11), closes The first valve (1), the second valve (2), the 4th valve (4), the 7th valve (7), the 8th valve (8) and the tenth valve (10) are closed, There is provided heat into generator (D) with temperature-heat-source in the external world vaporizes the moisture in solution, and water enters condenser (E) and is cooled, Evaporator (A) is squeezed by booster pump again to be sprayed on middle temperature-heat-source hot-water line, then is collected by water dish and entered solution capsule (G), by Circulating pump squeezes into evaporator (A) again, is brominated lithium concentrated solution after vaporization in the generator (D) and absorbs, and becomes after weak solution by pressing Difference flows into generator (D), is changed into concentrated solution after generator (D) heating, is squeezed into absorber (B) by booster pump, completes self-spray Vertical leaching gives indoor heating by absorber (B), completes circulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111911990A (en) * | 2020-07-13 | 2020-11-10 | 东南大学 | Remote absorption type cooling and heating system based on solution energy storage |
| CN112432492A (en) * | 2021-01-27 | 2021-03-02 | 华东交通大学 | Based on lithium bromide low temperature medicinal material drying device |
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| CN109269143B (en) | 2024-04-16 |
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