CN105091396B - A kind of second-kind absorption-type heat pump - Google Patents
A kind of second-kind absorption-type heat pump Download PDFInfo
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- CN105091396B CN105091396B CN201510434155.0A CN201510434155A CN105091396B CN 105091396 B CN105091396 B CN 105091396B CN 201510434155 A CN201510434155 A CN 201510434155A CN 105091396 B CN105091396 B CN 105091396B
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- absorption
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- 239000006096 absorbing agent Substances 0.000 claims abstract description 140
- 238000010521 absorption reaction Methods 0.000 claims abstract description 51
- 239000007788 liquid Substances 0.000 claims abstract description 36
- 238000010438 heat treatment Methods 0.000 claims description 32
- 230000009471 action Effects 0.000 claims description 7
- 238000010025 steaming Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 20
- 238000010586 diagram Methods 0.000 description 8
- 239000003795 chemical substances by application Substances 0.000 description 7
- 239000006200 vaporizer Substances 0.000 description 5
- 239000004744 fabric Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000007701 flash-distillation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 229910052711 selenium Inorganic materials 0.000 description 1
- 239000011669 selenium Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000009897 systematic effect Effects 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
-
- 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
- F25B27/00—Machines, plants or systems, using particular sources of energy
- F25B27/02—Machines, plants or systems, using particular sources of energy using waste heat, e.g. from internal-combustion engines
-
- 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
- F25B30/00—Heat pumps
- F25B30/04—Heat pumps of the sorption type
-
- 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
-
- 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 second-kind absorption-type heat pump, which includes generator, condenser, absorber, evaporator；Further include vapour liquid separator, the heated media that vapour liquid separator flows out self-absorption device are separated into steam state and liquid, and vapour liquid separator is placed in the top of absorber, to be heated circulation of the media by Natural Circulation completion between vapour liquid separator and absorber, without other power parts；The heat pump, which only increases vapour liquid separator, to isolate steam by the heated media that absorber flows out, with for users to use, it enormously simplify the system structure of producing steam, the input cost of unit early period can not only be reduced, and due to unpowered component, the energy consumption cost in unit running process can be greatly reduced.In addition, compared with using the prior art of bulky flash system, space is significantly reduced.
Description
Technical field
The present invention relates to technical field of heat exchange, more particularly to a kind of second-kind absorption-type heat pump.
Background technology
Second-kind absorption-type heat pump is warming heat pump, it utilizes a large amount of middle waste heat of grade and the heat of low-temperature cooling water
Potential difference produces the heat source that temperature is higher than middle grade waste heat, so that meeting that user is high-grade uses heat demand.
At present, second-kind absorption-type heat pump mainly has two kinds：Single-stage heating second-kind absorption-type heat pump (hereinafter referred to as single-stage
Absorption heat pump) and two level heating second-kind absorption-type heat pump (hereinafter referred to as two level heating heat pump).Single-stage the second class of heating is inhaled
Receipts formula heat pump, the high-grade heating agent and the temperature rise amplitude of low-grade heat source produced are smaller, but the thermal efficiency is high；Two level heating second
The high-grade heating agent of class absorption heat pump and the temperature rise amplitude of low-grade heat source are high, but the thermal efficiency is relatively low.
Two level heating heat pump is higher than the heat medium temperature that single-stage absorption heat pump is produced it can be seen from above description.Single-stage
Absorption heat pump mainly includes generator, condenser, absorber, evaporator, heat exchanger, outlet pump of the concentrated solution from generator
Send to the entrance of absorber, be diluted distributing heat in absorber, be then back to generator, sprayed inside generator
Concentration.
Compared with single-stage absorption heat pump structure, two level heating heat pump still further comprises high temperature absorber, high temperature evaporation
Device, height temperature heat exchanger, correspondingly the absorber in single-stage absorption heat pump is low temperature absorption device, and evaporator is low-temperature evaporation
Device, the high temperature heating agent that single-stage absorption heat pump is produced are supplied to high-temperature evaporator, and more high-grade heat is produced by high temperature absorber
Matchmaker.Under the pumping power of canned motor pump, concentrated solution is sent to the entrance of high temperature absorber by the outlet of generator.
When utilizing second-kind absorption-type heat pump producing steam in the prior art, it is also necessary to which flash tank, heat are further set
Water-circulating pump and piping system, first produce high-temperature-hot-water with second-kind absorption-type heat pump, and then reusing hot water circulating pump will
Delivery flashes into flash tank and forms steam, flashes off steam with for users to use.
Flash system volume of the prior art is very huge, and space is suitable with second-kind absorption-type heat pump, and
Systematic comparison is complicated, and in addition, the electrical power of hot water circulating pump is also bigger, and power consumption is big.Therefore current producing steam is
Not only investment is high for system, takes up a large area, but also follow-up operation needs to put into many operating costs.
Therefore, how a kind of second-kind absorption-type heat pump is provided, reduces the expense of producing steam, and saves space,
It is those skilled in that art's technical problem urgently to be resolved hurrily.
The content of the invention
The purpose of the present invention to provide second-kind absorption-type heat pump, the heat pump can direct producing steam, without flash process,
The expense of producing steam is reduced, and system initial cost is greatly reduced, significantly saves space.
In order to solve the above technical problems, the present invention provides a kind of second-kind absorption-type heat pump, including generator, condenser,
Absorber, evaporator；Vapour liquid separator is further included, the vapour liquid separator divides the heated media flowed out from the absorber
From for steam state and liquid, and the vapour liquid separator is placed in the top of the absorber, and nature is relied on to be heated media
The circulation between vapour liquid separator and absorber is completed in circulation, without other power parts.
Compared with increase flash distillation can system producing steam in the prior art, second-kind absorption-type heat pump provided in this article is only
The heated media that absorber flows out can be isolated steam by increase vapour liquid separator, for users to use, enormously simplify
The system structure of producing steam, can not only reduce the input cost of system early period, and because of unpowered component, can reduce unit
Energy consumption cost in operational process.Also, because saving bulky flash system, system bulk significantly reduces, save and take up an area
Space.
Optionally, the second-kind absorption-type heat pump is two level or multistage absorption heat pump, upper level evaporator and its phase
Adjacent next stage absorber forms circulation flow path, and the upper level evaporator is located at the next stage absorber adjacent thereto
Top, so that the heated media in the upper level evaporator are completed in the upper level evaporator and institute by Natural Circulation
State the circulation between next stage absorber.
Optionally, the top of the absorber is arranged in the evaporator of the next stage absorber peer, and positioned at described
The lower section of upper level evaporator.
Optionally, the second-kind absorption-type heat pump is single-stage absorption heat pump, the evaporator with the absorber
Lower arrangement, and the evaporator is between the absorber and the vapour liquid separator.
Optionally, the absorber, the generator are arranged up and down, in both the absorber and the generator internal pressure
Under the driving of difference and difference in height, inside weak solution automatic back flow to the generator inside the absorber.
Optionally, the second-kind absorption-type heat pump is two level or stepped heating second-kind absorption-type heat pump, at different levels described
Absorber arranges from top to bottom successively according to the order of its internal temperature from high to low, in the interior pressure difference of adjacent two absorbers
Under the action of difference in height, inside solution automatic back flow to the absorber of next stage in upper level absorber, and the generation
Device is located at the lower section of the minimum absorber of height and position.
Optionally, the second-kind absorption-type heat pump is two level or stepped heating second-kind absorption-type heat pump, wherein highest
Described evaporator and the absorber of level or so are arranged side by side, cloth above and below remaining evaporator at different levels and the absorber
Put.
Optionally, the evaporator at the same level and the absorber or so setting or setting up and down.
Optionally, the evaporator and absorber at the same level are arranged at same inner barrel；Alternatively,
The evaporator and absorber at the same level is respectively arranged at different inner barrels.
Brief description of the drawings
Fig. 1 is the fundamental diagram of the first embodiment of single-stage second-kind absorption-type heat pump of the present invention；
Fig. 2 is the fundamental diagram of second of embodiment of single-stage second-kind absorption-type heat pump of the present invention；
Fig. 3 is the fundamental diagram of the third embodiment of single-stage second-kind absorption-type heat pump of the present invention；
Fig. 4 is the fundamental diagram in the first embodiment of two level second-kind absorption-type heat pump of the present invention；
Fig. 5 is the fundamental diagram in second of embodiment of two level second-kind absorption-type heat pump of the present invention；
Fig. 6 is the fundamental diagram in the third embodiment of two level second-kind absorption-type heat pump of the present invention.
Wherein, one-to-one relationships of the Fig. 1 into Fig. 6 between component names and reference numeral is as follows：
Evaporator 1, absorber 2, condenser 3, generator 4, pump 5, heat exchanger 6, vapour liquid separator 7, high-temperature evaporator 9,
High temperature absorber 8, cryogenic vaporizer 11, low temperature absorption device 12.
Embodiment
The core of the present invention to provide second-kind absorption-type heat pump, the heat pump can direct producing steam, without flash process,
The expense of initial cost and producing steam is reduced, and because significantly reducing without bulky flash system, system bulk, saving accounts for
Ground space.
It is below in conjunction with the accompanying drawings and specific real in order to make those skilled in the art more fully understand technical scheme
Applying example, the present invention is described in further detail.
Please refer to Fig.1, Fig. 1 is the work in single-stage of the present invention heating second-kind absorption-type heat pump the first specific embodiment
Schematic diagram.
Second-kind absorption-type heat pump is divided to generally two classes：Single-stage heating second-kind absorption-type heat pump (hereinafter referred to as inhale by single-stage
Receipts formula heat pump) and stepped heating second-kind absorption-type heat pump, two level heating class wherein in stepped heating second-kind absorption-type heat pump
Type heat pump application is relatively broad, (stepped heating second-kind absorption-type heat pump is referred to as multistage absorption heat pump, two level liter below
Warm second-kind absorption-type heat pump is referred to as two level heating heat pump).Please referring to Fig.1 to Fig. 3, single-stage absorption heat pump mainly includes hair
Raw device 4, condenser 3, absorber 2, evaporator 1, for producing compared with high-grade heat source, the pump of concentrated solution in generator 4 in pump 5
Send under power, be transported to absorber 2, the Steam dilution of flash-pot 1 is carried out inside absorber 2, releasing heat will be added
Hot media heats, and the heated media self-absorption device 2 after heating flows out, with for users to use.
Please refer to Fig.4 to Fig. 6, two level heating heat pump be increase on the basis of single-stage absorption heat pump high temperature absorber 8,
High-temperature evaporator 9, i.e., heat source based on the relatively high-grade heating agent produced using single-stage absorption heat pump, further produces temperature
The high-grade heating agent of higher.At this time, produce the absorber in basic heat source and be referred to as low temperature absorption device 12, evaporator is referred to as low
Warm evaporator 11.It is not described here in detail for the operation principle of single-stage absorption heat pump and two level heating heat pump, refers to the prior art.
Similarly, multistage absorption heat pump is to increase absorber and evaporator on the basis of previous stage heats up heat pump, is utilized
Heat source based on the heating agent that previous stage heating heat pump is produced, further produces the high-grade heating agent of temperature higher.
It is right there is provided herein a kind of second-kind absorption-type heat pump, including generator 4, condenser 3, absorber 2, evaporator 1
For two level or multistage absorption heat pump, the quantity of absorber and evaporator is multiple.Evaporator is that absorber at the same level carries
For the steam needed for dilute solution, previous stage absorber provides heat source for the evaporator of rear stage.Heat up more than for two level
As can be seen that absorber includes low temperature absorption device 12, high temperature absorber 8, evaporator includes cryogenic vaporizer 11, height for heat pump description
Warm evaporator 9.High temperature absorber 8 and high-temperature evaporator 9 are peer, and low temperature absorption device 12 and cryogenic vaporizer 11 are peer.
Vapour liquid separator is further included in the present invention, the heated media that vapour liquid separator flows out self-absorption device are separated into vapour
State and liquid, and vapour liquid separator is placed in the top of the absorber, is completed to be heated media by Natural Circulation
Circulation between vapour liquid separator and absorber, without other power parts.
It is heated media and flows out absorber in the form of steam state and liquefied mixture after absorber heats, flows directly into vapour
Liquid/gas separator, vapour liquid separator separate steam state and liquid medium, steam from the steam (vapor) outlet of vapour liquid separator discharge for
Family uses, and liquid medium then flows back to the import of absorber from the liquid outlet of vapour liquid separator.Wherein, herein further by vapour-liquid
Separator is placed in the top of absorber, makes to be heated media by Natural Circulation completion following between vapour liquid separator and absorber
Ring, without other power parts, further simplifies set structure.
Compared with increase flash distillation can system producing steam in the prior art, second-kind absorption-type heat pump provided in this article is only
The heated media that absorber flows out can be separated into steam by increase vapour liquid separator, for users to use, enormously simplify
The system structure of producing steam, can not only reduce the input cost of system early period, and because eliminating power part, can reduce
Energy consumption cost in unit running process.Also, because eliminating bulky flash system, system bulk is greatly reduced,
Save space.
For two level or multistage absorption heat pump, next stage absorber provides heat source for upper level evaporator, both
Also circulation flow path is formed, therefore can also be carried out arranged below.
Further, the next stage absorber that upper level evaporator is adjacent thereto in above-described embodiment forms circulation flow path,
The upper level evaporator is located at the top of the next stage absorber adjacent thereto, so as in the upper level evaporator
It is heated circulation of the media by Natural Circulation completion between the upper level evaporator and the next stage absorber.With two level
Exemplified by absorption heat pump ,-Fig. 6 is please referred to Fig.4, high-temperature evaporator 9 forms circulation flow path, high-temperature evaporator with low temperature absorption device 12
9 are located at the top of low temperature absorption device 12, so that the heated media in high-temperature evaporator 9 are completed to steam in high temperature by Natural Circulation
Send out the circulation between device 9 and low temperature absorption device 12.The setting of other grade of absorption heat pump is identical with two level, does not do go to live in the household of one's in-laws on getting married one by one herein
State.
For the installation space that space is limited, in order to expand the height of next stage absorber and upper level evaporator as far as possible
The evaporator of next stage absorber peer, can also be arranged between the absorber and upper level evaporator by difference.It is i.e. next
The evaporator of level absorber peer is arranged in the top of the absorber, and positioned at the lower section of the upper level evaporator.Need
It is bright, the absorber that heat source in N grades of heating heat pumps flows out is defined as N grades of absorbers herein, correspondingly, to N grades
Absorber provide basic heat source for N-1 grade absorbers, then N grades of absorbers are the upper level suction of N-1 grades of absorbers
Device is received, N-1 grades of absorbers are the next stage absorber of N grades of absorbers.Above two level heating heat pump, high temperature absorber are
Second level absorber, low temperature absorption device are first order absorber.
Certainly for the situation that second-kind absorption-type heat pump is single-stage absorption heat pump, evaporator 1 and absorber 2 can more than
Lower arrangement, and the evaporator 1 is between the absorber 2 and the vapour liquid separator 7, as shown in Figure 3.
In a kind of specific embodiment, absorber, generator arrange that is, absorber arrangement is in generator 4 about 4
Top, its position are higher than generator 4, ordinary circumstance, and the pressure inside absorber is being absorbed higher than the pressure inside generator 4
Under the action of the interior pressure difference of both device and generator 4 and difference in height, in weak solution automatic back flow to the generator 4 inside absorber
Portion.For single-stage absorption heat pump, absorber 2 is arranged with generator about 4, dilutes the weak solution after heat dissipation from low temperature absorption device
It flow to generator 4.For two level heats up heat pump or other grade of heat pump, the solution in low temperature absorption device 12 flow to generator 4.
Compared with the weak solution in absorber in the prior art is back to generator 4 by the suction force of canned motor pump, the present invention
Middle absorber, generator arrange that both have difference in height about 4, can increase the weak solution inside absorber and enter generator 4
Power, i.e., only under the action of interior pressure difference and difference in height, return generator 4 inside, 4 internal stability of generator spray.Nothing
Canned motor pump need to be set.Unit inner components so can be not only reduced, reduce unit volume, and then are conducive to the absorption of the second class
The application in small space of formula heat pump, expands the application range of second-kind absorption-type heat pump, and advantageously reduces unit
Use cost.
Specifically, for second-kind absorption-type heat pump is two level or multistage absorption heat pump, in absorbers at different levels
Pressure, temperature are also to differ, and generally, absorber internal pressure, the temperature of upper level are higher than next absorber internal pressure, temperature
Degree, each absorber can also carry out following arrange.
In a kind of specific embodiment, absorbers at different levels are according to its internal temperature order from high to low successively by upper
To lower arrangement, under the action of the interior pressure difference of adjacent two absorber and difference in height, the solution in the absorber of upper level returns automatically
It flow to inside the absorber of next stage, and generator 4 is located at the lower section of the minimum absorber of height and position.
Please refer to Fig.4 and Fig. 5, by taking two level heats up heat pump as an example, high temperature absorber 8 is located at the top of low temperature absorption device 12,
Low temperature absorption device 12 is located at the top of generator 4, so because high temperature absorber 8 and low temperature absorption device 12 both there are pressure differential and
Difference in height, the solution being diluted in high temperature absorber 8 can smoothly flow to low temperature absorption device 12, be diluted in low temperature absorption device 12
Solution is under the action of low temperature absorption device 12 and both pressure differentials of generator 4 and difference in height, inside automatic back flow to generator 4.
The arrangement of each absorber in the embodiment, makes solution from the highest absorber in position in pressure differential and difference in height
Under the action of, reflux is until return to generator 4 step by step, and solution each section of path of flowing back need not set canned motor pump, further optimization
Set structure, reduces the use cost of unit.
In the various embodiments described above, first evaporator and absorber are arranged up and down in second-kind absorption-type heat pump, and are absorbed
Device is located at the top of evaporator.Please refer to Fig.1, absorber 2 is arranged in evaporator 1 in the second class of single-stage absorber heat pump in Fig. 1
Top.The suction that the absorber of the first order is namely connected directly with the solution inlet of generator 4 is can be seen that from above-mentioned definition
Receive device.
The embodiment has been taken into full account under some special operation conditions, such as the situation that units' installation space is smaller, in order to
Enough that technical solution in the present invention is applied in the environment, the top that absorber is arranged to evaporator can carry to greatest extent
The difference in height of high-selenium corn device and generator 4, increases weak solution reflux power in absorber as far as possible.
The space being limited for short transverse, high-temperature evaporator and high temperature absorber in second-kind absorption-type heat pump can be with
Left and right is arranged side by side.
So on the premise of unit performance is not influenced, the height dimension of unit can be reduced as far as possible, is conducive to unit
Installation.
Certainly, evaporator at the same level and absorber can also be arranged side by side using upper and lower arrangement or left and right.For example, Fig. 1,
Evaporator 1 and absorber in Fig. 3 in single-stage absorption heat pump arrange about 2,2 or so cloth of evaporator 1 and absorber in Fig. 2
Put；Two level heating heat pump high temperature evaporator 9 and high temperature absorber 8, cryogenic vaporizer 11 and low temperature absorption device 12 are left in Fig. 4
Right arrangement, 8 or so arrangement of Fig. 5 high temperatures evaporator 9 and high temperature absorber, cryogenic vaporizer 11 and low temperature absorption device cloth about 12
Put.
In the various embodiments described above, the evaporator and absorber at the same level can be arranged at same inner barrel, as Fig. 1,
Fig. 3；Different inner barrels, such as Fig. 2 can also be respectively arranged at.
It should be noted that the noun of locality such as upper and lower, left and right is the opposite position between each component in Fig. 1-6 herein
It is set to reference to definition, it will be understood by those skilled in the art that the use of the noun of locality should not limit the protection model of this paper herein
Enclose.
Heat exchanger can also be set in the second-kind absorption-type heat pump in the various embodiments described above, as shown single-stage in Fig. 1
Heat exchanger 6 in absorption heat pump, though being not shown in other diagrams, do not hinder those skilled in that art to technical solution
Understanding.
Do not showed that in addition, Fig. 1 illustrate only into Fig. 6 with the relevant important flow path of the application, other flow paths, but
On the basis of the prior art, other unshowned flow paths do not hinder understanding of the those skilled in that art to the technical program and
Implement.
A kind of second-kind absorption-type heat pump provided by the present invention is described in detail above.Tool used herein
Body example is set forth the principle of the present invention and embodiment, and the explanation of above example is only intended to help to understand this hair
Bright method and its core concept.It should be pointed out that for those skilled in the art, the present invention is not being departed from
On the premise of principle, some improvement and modification can also be carried out to the present invention, these are improved and modification also falls into right of the present invention
It is required that protection domain in.
Claims (8)
1. a kind of second-kind absorption-type heat pump, including generator, condenser, absorber, evaporator；It is characterized in that, further include
The heated media flowed out from the absorber are separated into steam state and liquid by vapour liquid separator, the vapour liquid separator, and
The vapour liquid separator is placed in the top of the absorber, is completed to be heated media by Natural Circulation in vapour liquid separator
Circulation between absorber, without other power parts；
The absorber, the generator are arranged up and down, in both the absorber and the generator interior pressure difference and difference in height
Driving under, inside weak solution automatic back flow to the generator inside the absorber.
2. second-kind absorption-type heat pump as claimed in claim 1, it is characterised in that the second-kind absorption-type heat pump is two level
Or multistage absorption heat pump, upper level evaporator next stage absorber adjacent thereto form circulation flow path, the upper level steams
Hair device is located at the top of the next stage absorber adjacent thereto, so as to the heated media in the upper level evaporator according to
The circulation between the upper level evaporator and the next stage absorber is completed by Natural Circulation.
3. second-kind absorption-type heat pump as claimed in claim 2, it is characterised in that the steaming with the next stage absorber peer
Hair device is arranged in the top of the absorber, and positioned at the lower section of the upper level evaporator.
4. second-kind absorption-type heat pump as claimed in claim 1, it is characterised in that the second-kind absorption-type heat pump is single-stage
Absorption heat pump, the evaporator is arranged up and down with the absorber, and the evaporator is located at the absorber and the vapour
Between liquid/gas separator.
5. such as claims 1 to 3 any one of them second-kind absorption-type heat pump, it is characterised in that second kind absorption type
Heat pump is two level or stepped heating second-kind absorption-type heat pump, and the absorbers at different levels are according to its internal temperature from high to low suitable
Sequence arranges from top to bottom successively, under the action of the interior pressure difference of adjacent two absorbers and difference in height, in upper level absorber
Solution automatic back flow to the absorber of next stage inside, and the generator is located at the minimum absorber of height and position
Lower section.
6. second-kind absorption-type heat pump as claimed in claim 5, it is characterised in that the second-kind absorption-type heat pump is two level
Or stepped heating second-kind absorption-type heat pump, wherein the five-star evaporator and described absorber or so are arranged side by side, its
The remaining evaporator at different levels and the absorber are arranged up and down.
7. second-kind absorption-type heat pump as claimed in claim 1, it is characterised in that the evaporator at the same level and the absorption
Device or so setting or setting up and down.
8. second-kind absorption-type heat pump as claimed in claim 1, it is characterised in that the evaporator and absorber at the same level is set
It is placed in same inner barrel；Alternatively,
The evaporator and absorber at the same level is respectively arranged at different inner barrels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510434155.0A CN105091396B (en) | 2015-07-22 | 2015-07-22 | A kind of second-kind absorption-type heat pump |
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| CN101813397A (en) * | 2010-04-19 | 2010-08-25 | 浙江大学 | Heat-driven moving part-free ultralow temperature refrigerator |
| US8720216B1 (en) * | 2013-10-01 | 2014-05-13 | King Fahd University Of Petroleum And Minerals | Hybrid aqua-ammonia and lithium bromide-water absorption chiller |
| CN203704425U (en) * | 2011-07-12 | 2014-07-09 | 爱信精机株式会社 | Vehicle-mounted absorptive heat pump apparatus |
| CN204963287U (en) * | 2015-07-22 | 2016-01-13 | 烟台荏原空调设备有限公司 | Second class absorption heat pump |
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| CN2319758Y (en) * | 1997-07-03 | 1999-05-19 | 朱修治 | Pump-less lithium bromide absorption refrigerator |
| KR20050010132A (en) * | 2003-07-18 | 2005-01-27 | 최호순 | Double effect model direct connection absorbtion type refrigerator |
| CN1766461A (en) * | 2004-10-13 | 2006-05-03 | 株式会社荏原制作所 | Absorption type heat pump |
| CN2771761Y (en) * | 2004-12-31 | 2006-04-12 | 魏曼曼 | Small lithium bromide absorption type central air-conditioner host |
| CN101776349A (en) * | 2010-02-02 | 2010-07-14 | 浙江大学 | Continuous solar pump-free auto-cascade absorption type refrigerating system |
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| CN203704425U (en) * | 2011-07-12 | 2014-07-09 | 爱信精机株式会社 | Vehicle-mounted absorptive heat pump apparatus |
| US8720216B1 (en) * | 2013-10-01 | 2014-05-13 | King Fahd University Of Petroleum And Minerals | Hybrid aqua-ammonia and lithium bromide-water absorption chiller |
| CN204963287U (en) * | 2015-07-22 | 2016-01-13 | 烟台荏原空调设备有限公司 | Second class absorption heat pump |
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Address after: Yongda road in Shandong city of Yantai province Fushan hi tech Industrial Zone No. 720 Applicant after: Ebara (Chinese) Co. Ltd and cooling system Applicant after: Ebara Refrigeration Equipment Address before: Yongda road 265500 Shandong province Yantai Fushan hi tech Industrial Zone No. 720 Applicant before: Renyuan Air Conditioner Equipment Co., Ltd., Yantai City Applicant before: Ebara Refrigeration Equipment |
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