CN206113412U - Absorption heat pump and condenser thereof - Google Patents
Absorption heat pump and condenser thereof Download PDFInfo
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- CN206113412U CN206113412U CN201620667977.3U CN201620667977U CN206113412U CN 206113412 U CN206113412 U CN 206113412U CN 201620667977 U CN201620667977 U CN 201620667977U CN 206113412 U CN206113412 U CN 206113412U
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Abstract
The utility model discloses an absorption heat pump and condenser thereof, wherein the condenser includes that condensation cavity, condensation heat exchanger, condenser condensation working medium spray set, condenser condensation working medium spray piping and condenser condensation working medium spray the pump, condenser condensation working medium spray set locate in the condensation cavity, it is outside that the condensation cavity is located to condenser condensation working medium spray piping, condensation heat exchanger and condenser condensation working medium spray the pump and locate on the condenser condensation working medium spray piping, condenser condensation working medium sprays the condensation working medium of pump in with the condensation cavity and is carried behind the condensation heat exchanger to condenser condensation working medium spray set by condenser condensation working medium spray piping, condenser condensation working medium spray piping with the thermal current side of condensation heat exchanger is connected, and the cold flow side of cooling and heat exchanging ware is connected with condensation heat medium pipeline. The utility model discloses can reinforce the heat and mass transfer process of condenser working medium vapour condensation to reduce the volume of condenser.
Description
Technical field
This utility model is related to the cycle operation field of Thermal Power Engineering, more particularly to a kind of absorption heat pump and its cold
Condenser.
Background technology
Absorption heat pump, including absorption system, first-class absorption type heat pump system, second-kind absorption-type heat pump system
The absorption heat pump of system and other forms, is a kind of by the use of heat as driving force, is realized heat from low-temperature heat source to high temperature
The blood circulation of thermal source pumping.Be recycle low-temperature heat energy efficient apparatus, with energy saving, environmental protection it is dual
Effect.As shown in figure 1, absorption heat pump generally includes vaporizer 100, absorber 200, generator 300, condenser 400, heat exchange
The parts such as device, pipeline and canned motor pump.Wherein, connected by the first refrigerant vapor passage 700 between vaporizer 100 and absorber 200
It is logical, connected by the second refrigerant vapor passage 800 between generator 300 and condenser 400, the evaporation chamber 101 of vaporizer 100
Evaporating heat exchanger 102 is inside provided with, in the absorption chamber 201 of absorber 200 absorption heat-exchange device 202, the generation of generator 300 are provided with
Generation heat exchanger 302 is provided with chamber 301, in the condensing chamber 401 of condenser 400 condensing heat exchanger 402 is provided with.Vaporizer is cold
Solidifying working medium, absorber absorbent solution, generator absorbent solution and condenser refrigerant vapor are changed by evaporating heat exchanger 102, absorption
Hot device 202, occur heat exchanger 302 and condensing heat exchanger 402 respectively with outside evaporation thermal source, absorb thermal source, there is thermal source and
Condensation thermal source is exchanged heat.The heat exchanger entrance produced in heat release or heat absorption according to thermal source and the temperature difference of outlet, are adopted
Thermal source be divided into temperature-variable heat source and constant temperature thermal source, generally, the thermal source of the temperature difference of the heat exchanger entrance of thermal source and outlet less than 3 DEG C can
It is considered as constant temperature thermal source, and the thermal source that heat exchanger entrance is more than 3 DEG C with the temperature difference of outlet is then temperature-variable heat source.Existing absorption type heat
In pump, the condensing heat exchanger 402 of condenser 400 is located in the condensing chamber 401 of condenser 400, the working medium produced to generator
Steam carries out cooling condensation.The condensing heat exchanger 402 of existing absorption heat pump is due to adopting pipe shell type heat exchange, it is difficult to which raising is changed
Calorific intensity and reduction heat transfer temperature difference, so as to the volume for causing condenser increases and cost increase.
In order to solve the problems, such as above-mentioned existing absorption heat pump condenser, this utility model moves to condensing heat exchanger
The outside of condensing chamber, by condenser condense working medium spray pump by condensing heat exchanger described in condensation working medium Jing of condenser with it is cold
Condensing chamber after solidifying thermal source heat exchange in condenser carries out spray-absorption to working substance steam, significantly to strengthen refrigerant vapor condensation
Heat and mass transfer process.Under conditions of thermic load is certain, the bigger required condensation working medium spray of alternating temperature amplitude of thermal source is condensed
Flow is less, and the power needed for the condenser condensation working medium spray pump is also less.Therefore, this utility model is especially suitable
In the absorption heat pump using the big condensation thermal source of alternating temperature amplitude.
Utility model content
In view of this, this utility model embodiment provides a kind of condenser of absorption heat pump, and main purpose is that reinforcing is cold
The heat and mass transfer process of condenser refrigerant vapor condensation, so as to reduce the volume of condenser, and makes the shape and size of condenser can
It is designed according to the concrete condition of erecting bed.
To reach above-mentioned purpose, this utility model mainly provides following technical scheme:
On the one hand, this utility model embodiment provides a kind of condenser of absorption heat pump, including condensing chamber, condensation
Heat exchanger, condenser condensation working medium spray equipment, condenser condensation working medium spray piping and condenser condensation working medium spray pump, institute
Condenser condensation working medium spray equipment is stated in condensing chamber, the condenser condensation working medium spray piping is located at condensing chamber
Outside, the condensing heat exchanger and condenser condensation working medium spray pump are located at the condenser condensation working medium outside condensing chamber
On spray piping, the condenser condensation working medium spray pump is by the condensation working medium in condensing chamber by condenser condensation working medium spray
Condenser condensation working medium spray equipment is delivered to after the condensed heat exchanger of pipeline, condenser condensation working medium spray piping is cold with described
The hot-fluid side of solidifying heat exchanger is connected, and the cold flow side of cooling heat exchanger is connected with condensation heating agent pipeline.
Preferably, described condensing heat exchanger is contra-flow heat exchanger.
Preferably, the container body for forming condensing chamber is cylindrical shape.
On the one hand, this utility model embodiment provides a kind of absorption heat pump, including vaporizer, absorber, generator
And condenser, by the first refrigerant vapor channel connection, the condenser and generator are by for the vaporizer and absorber
Two refrigerant vapor channel connections, by the first solution circulating line and the second solution circulation pipe between the generator and absorber
Road is connected, and absorbent solution is delivered to absorber, the second solution circulation pipe by the first solution circulating line by generator
Absorbent solution is delivered to generator by road by absorber, and the first solution circulating line and the second solution circulating line are provided with
The absorbent solution of conveying is entered by solution heat exchanger in solution heat exchanger, the first solution circulating line and the second solution circulating line
Row heat exchange, the vaporizer and condenser are connected by working medium pipeline, and the working medium pipeline is by the work in the condenser
Matter is delivered to vaporizer, and the condenser is above-mentioned condenser.
Preferably, the generator includes absorbent solution flash chamber, heat exchanger and the second absorbent solution occurs
, there is heat exchanger located at the outside of absorbent solution flash chamber in spray equipment, the top in absorbent solution flash chamber is provided with the
Two absorbent solution spray equipments, the second absorbent solution spray equipment is molten with the second absorption outside absorbent solution flash chamber
Liquid spray piping connects, and the absorbent solution in absorbent solution flash chamber is delivered to the second suction by the second absorbent solution spray piping
Receive solution spraying device to be sprayed, the second absorbent solution spray piping is provided with the second absorbent solution spray pump, second absorbs
Solution spraying pipeline is connected with the cold flow side that heat exchanger occurs, and what thermal source occurred occurs heating agent pipeline with the heat that heat exchanger occurs
Fluid side connects.
Preferably, the generation heat exchanger is contra-flow heat exchanger.
Preferably, the generator also includes equipment for separating liquid from solid, in the absorbent solution flash chamber of the generator
Absorbent solution in absorbent crystallize when, the equipment for separating liquid from solid by the absorbent solution be separated into containing absorbent crystallization
With without absorbent crystallization two parts, wherein without absorbent crystallization absorbent solution Jing the second absorbent solution spray piping it is defeated
The second absorbent solution spray equipment is delivered to, the absorbent solution containing absorbent crystallization is delivered to absorption by the first solution circulating line
In device.
Preferably, the equipment for separating liquid from solid includes:
Liquid barrier, is connected with the internal face of the container body of the formation absorbent solution flash chamber of generator, liquid barrier with send out
Interlayer is formed between the absorbent solution flash chamber internal face of raw device, the absorbent solution in absorbent solution flash chamber is by liquid barrier
Lower end interlayer entrance enter interlayer in;
Overflow launder, is formed in the outside wall surface of the container body of generator, for accommodating by the absorbent solution overflowed in interlayer;
Overfall, is opened on the side wall of the container body of generator, and overfall connects interlayer and overflow launder;
Second absorbent solution spray piping is connected with overflow launder, the first solution circulating line and absorbent solution flash chamber
Bottom connects;Wherein
When the absorbent of absorbent solution is crystallized, absorbent crystallization falls along the container body internal face of liquid barrier and generator
To the bottom of generator, the absorbent crystallization for falling bottom is delivered to absorption with absorbent solution by the first solution circulating line
Device, absorbent solution is entered in interlayer by liquid barrier lower end, and interlayer internal upper part point does not contain the absorbent solution of absorbent crystallization from overflowing
Head piece enters overflow launder, and is delivered to the second absorbent solution spray equipment by the second absorbent solution spray piping.
Preferably, the cross section of the bottom of the absorbent solution flash chamber of the generator is gradually reduced, in infundibulate,
The liquid barrier is obliquely installed.
Preferably, the absorption heat pump is second-kind absorption-type heat pump, the second solution circulating line is provided with
Choke valve, the choke valve is located between absorber and the solution heat exchanger.Thus can avoid due to absorbent solution cooling
Cause choke valve Crystallization Plugging.
Preferably, the generator and the condenser share same container body, the top of the container chamber inside body
For the condensing chamber of condenser, the absorbent solution flash chamber of generator is formed at the bottom of the container chamber inside body, described cold
The bottom of solidifying chamber is provided with condensation working medium receptor, between the outer wall of the condensation working medium receptor and the inwall of the container body
The second refrigerant vapor passage is formed, the condensation working medium receptor is connected with working medium pipeline, the condensing heat exchanger of the condenser
It is connected with condensation heating agent pipeline, condensation heating agent carries out heat exchange by condensing heat exchanger, absorbs working medium condensation heat.
Preferably, the shared container body of the generator and the condenser is cylindrical vessel body.
Preferably, the condensing chamber includes first paragraph and second segment, wherein the internal diameter of first paragraph is less than second segment
Internal diameter, condensation working medium receptor is located at second segment, and condenser condensation working medium spray equipment is located at first paragraph, condenses working medium receptor
With diameter greater than equal to evaporation chamber first paragraph internal diameter.
Preferably, the lower end of the first paragraph of the condensing chamber is provided with condensation working medium flow-guiding structure, working medium water conservancy diversion is condensed
Structure imports the condensation working medium on first paragraph inwall in condensation working medium receptor.
Preferably, the condensation working medium flow-guiding structure is condensation working medium deflector, condensation working medium deflector is by first paragraph
Lower end extend downwardly and form, condense working medium deflector and stretch into space below first paragraph.Preferably, the vaporizer includes
Evaporation chamber, evaporating heat exchanger, evaporator condensation working medium spray piping, evaporator condensation working medium spray pump and evaporator condensation work
Matter spray equipment, the evaporating heat exchanger is sprayed located at evaporation exterior thereto, the evaporating heat exchanger and evaporator condensation working medium
Pump is located on the evaporator condensation working medium spray piping, the evaporator condensation work on evaporator condensation working medium spray piping
The working medium for evaporating within the chamber is delivered to evaporation by matter spray pump by evaporator condensation working medium spray piping Jing after evaporating heat exchanger heat exchange
Device condenses working medium spray equipment, and the evaporator condensation working medium spray equipment is by working medium in evaporation within the chamber spray, the evaporation
Chamber is flash distillation chamber, and the working medium is refrigerant vapor in evaporation within the chamber flash distillation.
Preferably, the evaporating heat exchanger is contra-flow heat exchanger.
Preferably, the container body for forming evaporation chamber is cylindrical shape.
Preferably, the absorber includes absorption chamber, absorption heat-exchange device and the first absorbent solution spray equipment, it is described
Outside the absorption chamber, the absorption heat-exchange device is contra-flow heat exchanger to absorption heat-exchange device, and the is provided with outside the absorption chamber
One absorbent solution spray piping, the absorption heat-exchange device is located on the first absorbent solution spray piping, first absorbent solution
Spray piping connects absorption chamber and the first absorbent solution spray equipment, and the first absorbent solution spray piping is provided with first
Absorbent solution spray pump, the first absorbent solution spray pump is by the absorbent solution in absorption chamber by the first absorbent solution spray piping
The first absorbent solution spray equipment is delivered to Jing after the heat exchange of absorption heat-exchange device, the first absorbent solution spray equipment is by absorbent solution
Spray in absorption chamber, the absorbent solution absorbs the refrigerant vapor of evaporation within the chamber.
Preferably, the absorption heat-exchange device is contra-flow heat exchanger.
Preferably, the container body for forming absorption chamber is cylindrical shape.
Preferably, the vaporizer shares same container body, the top of the container chamber inside body with the absorber
The evaporation chamber of vaporizer is formed, the absorption chamber of absorber is formed at bottom, and the evaporator condensation working medium spray equipment is located at
The top of the evaporation chamber of the vaporizer, the bottom of the evaporation chamber is provided with working medium receptor, the working medium receptor with
Evaporator condensation working medium spray piping connects, and between the outer wall of the working medium receptor and the inwall of evaporation chamber the first work is formed
Matter steam channel.More preferably, the container body is cylindrical shape.
Preferably, the evaporation chamber includes first paragraph and second segment, wherein the internal diameter of first paragraph is less than second segment
Internal diameter, the working medium receptor is located at second segment, and the evaporator condensation working medium spray equipment is located at first paragraph, and the working medium connects
Receive the internal diameter with diameter greater than the first paragraph equal to evaporation chamber of device.
Preferably, the lower end of the first paragraph is provided with working medium flow-guiding structure, the working medium flow-guiding structure is by described first
Working medium on section inwall is imported in working medium receptor.
Preferably, the working medium flow-guiding structure is working medium deflector, the working medium deflector is by under the first paragraph
End extends downwardly and forms, and the working medium deflector stretches into the space below first paragraph.
Preferably, the working medium pipeline is connected with evaporator condensation working medium spray equipment.
Preferably, the first solution circulating line connects the first absorbent solution spray equipment.
Compared with prior art, the beneficial effects of the utility model are:
Condensing heat exchanger is moved to the condenser of this utility model embodiment the outside of condensing chamber, by strengthening condenser
The heat and mass transfer process of refrigerant vapor condensation, can reduce the volume of condenser, and be more beneficial for using high viscosity or containing dirt
The situation of the condensation heating agent of absurd creature, so as to further improve the performance and economy of heat pump..
Inhale especially for the Equations of The Second Kind that alternating temperature high temperature heat source is produced using alternating temperature low-temperature heat source and change warming middle-JIAO temperature-heat-source
Receipts formula heat pump, the first-class absorption type heat pump system that change warming middle-JIAO temperature-heat-source is produced using alternating temperature high temperature heat source and alternating temperature low-temperature heat source
The absorption type refrigeration circulating system of alternating temperature low-temperature heat source is united and produces using alternating temperature high temperature heat source and change warming middle-JIAO temperature-heat-source,
Spray flash distillation and spray-absorption mode with reference to absorbent solution or condensation working medium, by changing for condenser, vaporizer and absorber
Hot device moves to outside, by adopting adverse current plate heat exchanger, can significantly improve heat transfer intensity and reduce heat transfer temperature difference, and makes heat
Pumping system simplifies the structure, and is more beneficial for the situation of the absorbent solution using high viscosity or containing absorbent crystallization, so as to
Further improve the performance of heat pump and reduce manufacturing cost, and more easily safeguard.
Further, because this utility model is external by heat exchanger so that generator, condenser, vaporizer and absorber
Shape and size are no longer limited by heat-exchanging tube bundle size, thus can design generation according to the space at user installation scene
The shape and size of device, condenser, vaporizer and absorber.Simultaneously as absorbent solution is in generator flash chamber
Spray-absorption process, the condensation working medium of flash process, condensation working medium in condenser condensing chamber is in evaporator evaporation chamber
The heat and mass speed of spray-absorption process in absorber absorption chamber of flash process and absorbent solution be exceedingly fast, because
And the volume of generator, condenser, vaporizer and absorber is significantly reduced, the body overall so as to be substantially reduced heat pump
Product, thus it is more beneficial for the popularization and application of absorption type heat pump system.
As external generation heat exchanger, condensing heat exchanger, evaporating heat exchanger or absorption heat-exchange device, this utility model for
Easily cause generation heating agent, condensation heating agent, evaporation heating agent or the absorption heating agent of fouling or blocking, by changing using dismountable plate type
Hot device, can make the maintenance of heat exchanger becomes simple.
Further, the spray flash distillation or the mode of spray-absorption as a result of condensation working medium or absorbent solution so that send out
On-condensible gas in raw device, condenser, vaporizer and absorber is to generating process, condensation process, evaporation process and absorption process
The inhibition of heat and mass significantly reduce.During in particular by cylindrical vessel, due to the welding capacity of containment structure material it is big
Width is reduced and container inside does not contain heat exchange material so that the yield of etching extent and then on-condensible gas is substantially reduced.
Scheme attached explanation
Fig. 1 is the structural representation of existing second-kind absorption-type heat pump system.
Fig. 2 is the structural representation of the second-kind absorption-type heat pump of this utility model embodiment 1.
Fig. 3 is the structural representation of the second-kind absorption-type heat pump of this utility model embodiment 2.
Fig. 4 is the structural representation of the second-kind absorption-type heat pump of this utility model embodiment 3.
Fig. 5 is the structural representation of the first-class absorption type heat pump of this utility model embodiment 4 and absorption system.
Fig. 6 is the structural representation of the first-class absorption type heat pump of this utility model embodiment 5 and absorption system.
Fig. 7 is the structural representation of the first-class absorption type heat pump of this utility model embodiment 6 and absorption system.
Specific embodiment
This utility model is described in further detail with reference to specific embodiment, but not as to of the present utility model
Limit.In the following description, what different " embodiment " or " embodiment " referred to is not necessarily same embodiment.Additionally, one or
Special characteristic, structure or feature in multiple embodiments can be combined by any suitable form.
Fig. 2 to Fig. 4 is respectively the example structure schematic diagram of the second-kind absorption-type heat pump that this utility model is provided.Fig. 5
It is respectively that the first-class absorption type heat pump of this utility model offer and the example structure of absorption system are illustrated to Fig. 7
Figure.Refer to the condenser portion of Fig. 2 to Fig. 7.The condenser 400 of absorption heat pump, including condensing chamber 401, condensing heat-exchange
Device 402, condenser condensation working medium spray equipment 403, condenser condensation working medium spray piping 405 and condenser condensation working medium spray
Pump 404, in condensing chamber 401, condenser condensation working medium spray piping 405 sets condenser condensation working medium spray equipment 403
Outside condensing chamber 401, condensing heat exchanger 402 and condenser condensation working medium spray pump 404 are located at condenser condensation working medium spray
On shower pipe road 405, the condensation working medium in condensing chamber 401 is condensed working medium by condenser condensation working medium spray pump 404 by condenser
Condenser condensation working medium spray equipment 403, condenser condensation working medium spray are delivered to after the condensed heat exchanger 402 of spray piping 405
Shower pipe road 405 is connected with the hot-fluid side of condensing heat exchanger 402, the cold flow side of cooling heat exchanger 402 with condensation heating agent
Pipeline is connected.
Condensing heat exchanger 402 is moved to the condenser 400 of this utility model embodiment the outside of condensing chamber 401, can be with
Simplifying the structure for heat pump is made, and is more beneficial for the situation for condensing heating agent using high viscosity or containing fouling product, so as to
Further improve the performance and economy of heat pump.Especially for the absorption heat pump using alternating temperature low-temperature heat source, with reference to
The spray of condensation working medium so that the absorption to refrigerant vapor is quicker.Than the cross-current heat exchanger tube of prior art, this enforcement
Condensing heat exchanger 402 in example adopts adverse current plate heat exchanger, is capable of achieving completely countercurrent flow, so as to improve heat transfer intensity and
Reduce heat transfer temperature difference.
Used as the preferred of above-described embodiment, the container body for forming condensing chamber 401 is cylindrical shape.In the present embodiment, condensation
The container body of device 400 adopts cylindrical shape, improves the compressive property of condenser 400.And in prior art, due to condensing heat exchanger
402 is built-in, in order to improve the working medium of spray and the heat transfer effect of condensing heat exchanger 402, needs using the shell-and-tube of square arrangement
Heat exchanger, the container body of condenser 400 is typically only capable to adopt cuboid, and compressive property is poor.
On the other hand, this utility model embodiment is carried there is provided a kind of absorption heat pump, and referring to Fig. 2 to Fig. 7, this is absorption
Heat pump includes vaporizer 100, absorber 200, generator 300 and condenser 400;The He of evaporation chamber 101 of vaporizer 100
The absorption chamber 201 of absorber 200 is connected by the first refrigerant vapor passage 700, the condensing chamber 401 of condenser 400 and send out
The absorbent solution spray chamber 301 of raw device 300 is connected by the second refrigerant vapor passage 800, generator 300 and absorber 200
Between the circulation of absorbent solution is realized by solution circulating line, wherein the first solution circulating line 510 by absorbent solution by sending out
Raw device 300 is delivered to absorber 200, and absorbent solution is delivered to generator by the second solution circulating line 520 by absorber 200
300, the first solution circulating line 510 and the second solution circulating line 520 are provided with solution heat exchanger 530, the circulation of the first solution
The absorbent solution of conveying carries out heat exchange by solution heat exchanger 530 in the solution circulating line 520 of pipeline 510 and second, steams
Send out device 100 and condenser 400 is connected by working medium pipeline 610, the working medium in condenser 400 is delivered to steaming by working medium pipeline 610
Device 100 is sent out, wherein, condenser 400 is the condenser described in above-described embodiment.
It is NM in above-described embodiment, for flow valve necessary to system circulation and liquid pump etc., art technology
Personnel should know, or obtain from the prior art.Such as in second-kind absorption-type heat pump, working medium pipeline 610 is provided with working medium
Pump 620, in order to working medium is delivered to into vaporizer from condenser by working medium pipeline 610;Set on first solution circulating line 510
There is absorbent solution circulating pump 550, the second solution circulating line 520 is provided with choke valve 540.And for first-class absorption type heat pump
System or absorption system, due in outer loop pipeline liquid flow direction with second-kind absorption-type heat pump conversely, because
This, working medium pipeline 610 by working medium from condenser be delivered to vaporizer when, it is not necessary to working medium pump 620, only need on working medium pipeline 610
Throttling valve 630 is set;And choke valve 540 then needs transposition, i.e. choke valve with absorbent solution circulating pump 550
540 on the first solution circulating line 510, and absorbent solution circulating pump 550 is on the second solution circulating line 520.
Used as the preferred of above-described embodiment, referring to Fig. 3, Fig. 4, Fig. 6 and Fig. 7, vaporizer 100 includes evaporation chamber 101, steams
Send out heat exchanger 102, evaporator condensation working medium spray piping 105, evaporator condensation working medium spray pump 104 and evaporator condensation working medium
Spray equipment 103, outside evaporation chamber 101, evaporating heat exchanger 102 is contra-flow heat exchanger to evaporating heat exchanger 102, and evaporation is changed
Hot device 102 and evaporator condensation working medium spray pump 104 are cold located at vaporizer on evaporator condensation working medium spray piping 105
Evaporator condensation working medium spray pump 104 on solidifying working medium spray piping 105 is by the working medium evaporated in chamber 101 by evaporator condensation
Working medium spray piping 105 delivers to evaporator condensation working medium spray equipment 103, evaporator condensation Jing after the heat exchange of evaporating heat exchanger 102
The spray in evaporation chamber 101 by working medium of working medium spray equipment 103, evaporation chamber 101 is flash distillation chamber, and working medium is in evaporation chamber
Flash distillation in 101 is steam.Evaporator condensation working medium spray piping 105 is connected with the cold flow side of evaporating heat exchanger 102.
The evaporating heat exchanger 102 of vaporizer 100 is moved to this utility model embodiment the outside of evaporation chamber 101, can be with
Simplifying the structure for heat pump is made, and by adopting adverse current plate heat exchanger, is improved the heat transfer intensity of evaporating heat exchanger and is subtracted
Little heat transfer temperature difference, also, for the evaporation heating agent for easily causing fouling or blocking, by adopting dismountable plate type heat exchanger,
The maintenance of heat exchanger can be made becomes simple, so as to further improve the performance and economy of heat pump.Especially for utilization
The absorption heat pump of alternating temperature low-temperature heat source, with reference to the spray flash distillation of condensation working medium so that working medium rapid evaporation, so as to reduce evaporation
The volume of device.
Used as the preferred of above-described embodiment, the container body for forming evaporation chamber 101 is cylindrical shape.In the present embodiment, evaporation
The container body of device 100 adopts cylindrical shape, improves the compressive property of vaporizer 100.And in prior art, due to evaporating heat exchanger
102 is built-in, in order to improve the working medium of spray and the heat transfer effect of evaporating heat exchanger 102, needs to adopt tubular heat exchanger, evaporation
The container body of device 100 is typically only capable to adopt cuboid, and compressive property is poor.
As the preferred of above-described embodiment, referring to Fig. 3, Fig. 4, Fig. 6 and Fig. 7, wherein, absorber 200 includes absorption chamber
201st, the absorbent solution spray equipment 203 of absorption heat-exchange device 202 and first, absorption heat-exchange device 202 is located at outside absorption chamber 201,
Absorption heat-exchange device 202 is contra-flow heat exchanger, and the first absorbent solution spray piping 205, absorption heat-exchange are provided with outside absorption chamber 201
Device 202 on the first absorbent solution spray piping 205, the connection absorption chamber 201 of the first absorbent solution spray piping 205 and the
One absorbent solution spray equipment 203, the first absorbent solution spray piping 205 is provided with the first absorbent solution spray pump 204.First
Absorbent solution spray pump 204 is by the absorbent solution in absorption chamber 201 by the Jing absorption heat-exchanges of the first absorbent solution spray piping 205
Device 202 delivers to the first absorbent solution spray equipment 203 after exchanging heat, the first absorbent solution spray equipment 203 is inhaling absorbent solution
Spray in chamber 201 is received, absorbent solution absorbs the refrigerant vapor of evaporation within the chamber.The present embodiment is external in evaporating heat exchanger 102
On the basis of, absorption heat-exchange device 202 is also external, the heat and mass transfer process of absorber part is enhanced, further improve whole
The performance of heat pump.In second-kind absorption-type heat pump, the heat of the first absorbent solution spray piping 205 and absorption heat-exchange device 202
Fluid side connects, and the cold flow side of absorption heat-exchange device 202 is connected with heating agent pipeline is absorbed.
Used as the preferred of above-described embodiment, referring to Fig. 3, Fig. 4, Fig. 6 and Fig. 7, the cross section of the bottom of absorption chamber 201 is gradually
Reduce.When the container body of absorber 200 adopts cylindrical shape, the bottom of absorption chamber 201 is turbination.It is effectively reduced liquid
The recoverable amount of body, so that the starting time of system is shorter, cost is lower, while compressive resistance and corrosion resistance are higher.
Used as the preferred of above-described embodiment, the first solution circulating line 510 connects the first absorbent solution spray equipment 203.
The present embodiment connects the first solution circulating line 510 with the first absorbent solution spray equipment 203 on the basis of above-described embodiment
Connect, so that the suction that the absorbent solution of the conveying of the first solution circulating line 510 is conveyed with the first absorbent solution spray piping 205
Receipts solution mixing is delivered to the first absorbent solution spray equipment 203 and is sprayed.Power loss can further be reduced.
As the preferred of above-described embodiment, referring to Fig. 3, Fig. 4, Fig. 6 and Fig. 7, wherein, vaporizer 100 is total to absorber 200
Same container body is used, the container body is cylindrical shape, the evaporation chamber 101 of vaporizer 100 is formed at the top of container chamber inside body, under
Portion forms the absorption chamber 201 of absorber 200, evaporation chamber 101 of the evaporator condensation working medium spray equipment 103 located at vaporizer
Top, the bottom for evaporating chamber 101 is provided with working medium receptor 106, and working medium receptor 106 is used to accommodate unevaporated condensation work
Matter, working medium receptor 106 is connected with evaporator condensation working medium spray piping 105, outer wall and the evaporation chamber of working medium receptor 106
The first refrigerant vapor passage 700 is formed between 101 inwall.Vaporizer 100 and absorber 200 share same appearance in the present embodiment
Body, the container body is cylindrical shape, with compressive property it is high the characteristics of, and simple structure.
Used as the preferred of above-described embodiment, evaporation chamber 101 includes first paragraph and second segment, and the internal diameter of wherein first paragraph is little
In the internal diameter of second segment, working medium receptor 106 is located at second segment, and evaporator condensation working medium spray equipment 103 is located at first paragraph, work
The internal diameter with diameter greater than the first paragraph equal to evaporation chamber of matter receptor 106.The present embodiment passes through different two of setting internal diameter
Section, the working medium for making spray is entirely fallen in working medium receptor 106.In addition, being more than using the heat and mass speed of evaporation process
The characteristic of the heat and mass speed of absorption process, makes the volume of evaporation chamber less than the volume of absorption chamber, so as to reach reduction
Installing space, the purpose for reducing materials'use amount and cost.
Used as the preferred of above-described embodiment, the lower end of first paragraph is provided with working medium flow-guiding structure 109, working medium flow-guiding structure 109
Working medium on first paragraph inwall is imported in working medium receptor 106.By arranging working medium flow-guiding structure 109, spray is made first
Working medium on section inwall can be entirely fallen in working medium receptor 106.The specific configuration of working medium flow-guiding structure 109 is not limited, only
Utilize and all import the working medium of spray in working medium receptor 106.Present embodiments provide a kind of simple structure, it is easy to
The working medium flow-guiding structure of manufacture, the working medium flow-guiding structure is working medium deflector, working medium deflector from first paragraph lower end to downward
Stretch and form, working medium deflector stretches into the space below first paragraph.So, the working medium on first paragraph inwall can fall along working medium deflector
Enter in working medium receptor 106.
Used as the preferred of above-described embodiment, working medium pipeline 610 is connected with evaporator condensation working medium spray equipment 103.Working medium
The working medium that conveys with evaporator condensation working medium spray piping 105 of working medium of the conveying of pipeline 610 mix after by evaporator condensation working medium
Spray equipment 103 is sprayed.The flow in evaporator condensation working medium spray piping 105 is further reduced, compared with working medium pipeline
610 directly will more save power in working medium input evaporation chamber 101.
Used as the preferred of above-described embodiment, referring to Fig. 2 to Fig. 7, in the present embodiment, generator 300 dodges including absorbent solution
Steam chamber 301, the absorbent solution spray equipment 303 of heat exchanger 302 and second occurs, heat exchanger 302 occurs and dodges located at absorbent solution
The outside of chamber 301 is steamed, the top in absorbent solution flash chamber 301 is provided with the second absorbent solution spray equipment 303, and second inhales
Receive solution spraying device 303 to be connected with the second absorbent solution spray piping 305 outside absorbent solution flash chamber 301,
Absorbent solution in absorbent solution flash chamber 301 is delivered to the spray of the second absorbent solution by the second absorbent solution spray piping 305
Shower device 303 is sprayed, and the second absorbent solution spray piping 305 is provided with the second absorbent solution spray pump 304, and second absorbs
Solution spraying pipeline 305 is connected with the cold flow side that heat exchanger 302 occurs, and the generation heating agent pipeline of thermal source occurs and exchanges heat
The hot-fluid side connection of device 302.
To there is heat exchanger 302 located at the outside of absorbent solution flash chamber 301 in the absorption heat pump that the present embodiment is proposed,
After the absorbent solution of the conveying of the second absorbent solution spray piping 305 heats up via the generation heat exchange of heat exchanger 302, the second suction is delivered to
Receive solution spraying device 303 to be sprayed in the absorbent solution flash chamber 301 of generator 300.Based on vacuum insulation flash distillation
Principle, make to carry out vacuum insulation sudden strain of a muscle in absorbent solution flash chamber 301 of the fine drop of absorbent solution in generator 300
Steam.Than the cross-current heat exchanger tube of prior art, the generation heat exchanger 302 in the present embodiment adopts adverse current plate heat exchanger, can
Realize completely countercurrent flow, so as to improving heat transfer intensity and reducing heat transfer temperature difference, and can be more efficient using becoming warm
Source, the heating agent of employing includes water, hot-air, conduction oil, superheated steam and the steam containing on-condensible gas etc..Employ this practicality
The second-kind absorption-type heat pump of the generator that new embodiment is provided can adopt high-concentration absorbent solution.Even if absorbent solution is obtained
Evaporation and concentration and cooling, make absorbent generation supersaturation and partial crystallization goes out crystalline particle, because the tiny crystalline particle for producing can
Flow with absorbent solution, therefore, partially crystallizable is delivered to after generation heat exchanger 302 by the second absorbent solution spray piping 305, Jing
Heat exchange, crystallization can dissolve.Do not deposit the problems such as in the prior art heat-transfer surface causes heat and mass to be obstructed because of crystallization.In addition,
The second-kind absorption-type heat pump for employing the generator of above-described embodiment is suitable for using the Low Temperature Thermal with temperature-variable heat source characteristic
Source.Cause heat and mass obstacle due to absorbent can be avoided to crystallize on the heat-transfer surface that heat exchanger occurs in the present embodiment,
All second-kind absorption-type heat pump circulations for being particularly advantageous in being worked under high-concentration absorbent solution condition.
Absorption heat pump of the present utility model can be higher than also generator absorbent solution concentration in absorber absorbent solution concentration
Under conditions of work, therefore can realize using more low-grade generation thermal source obtaining larger industrial exhaust heat (also including ground
Heat and solar heat etc.) lifting of temperature grade, so as to be allowed to be more convenient for recycling, it is thus possible to bring significant section to user
Can effect and economic benefit.
By making absorbent crystalline particle tinyization of supersaturation partial crystallization and with mobility, this utility model can be effective
Generation heat exchanger heat transfer mass transfer obstacle that ground overcomes that existing second-kind absorption-type heat pump faced, being caused by absorbent crystallization with
And the blockage problem of pipeline etc..
Used as the preferred of above-described embodiment, the interface that generator 300 is connected with the first solution circulating line 510 is less than and the
The interface of two absorbent solution spray pipings 305.So, when the absorbent in the absorbent solution in generator 300 is crystallized, absorb
Agent crystalline particle can be delivered to absorber with absorbent solution by the first solution circulating line 510 as far as possible.
It is that the absorbent for further solving to be likely to result in using high-concentration absorbent solution is tied as the preferred of above-described embodiment
The problem that crystalline substance is brought, the generator 300 in this utility model embodiment also includes equipment for separating liquid from solid, when absorbent solution flash distillation
When absorbent in absorbent solution in chamber 301 is crystallized, equipment for separating liquid from solid is separated into absorbent solution containing absorbent knot
Two parts brilliant and without absorbent crystallization, wherein absorbent solution Jing the second absorbent solution spray piping without absorbent crystallization
305 are delivered to the second absorbent solution spray equipment 303, and the absorbent solution containing absorbent crystallization is by the first solution circulating line
510 are delivered in absorber 200.By arranging equipment for separating liquid from solid in the present embodiment, the absorbent in absorbent solution is crystallized
Separated, further reduce absorbent and crystallize the impact worked generator 300.In addition, by arranging equipment for separating liquid from solid,
Make not containing in the absorbent solution that output sprayed or few containing crystallization, the absorption heat pump that can make this utility model embodiment is adopted
With the generation thermal source of lower temperature grade.
Used as the preferred of above-described embodiment, referring to Fig. 4, in the present embodiment, equipment for separating liquid from solid includes:
Liquid barrier 371, is connected with the internal face of the container body of the formation absorbent solution flash chamber 301 of generator 300, gear
Interlayer 374, absorbent solution flash chamber are formed between liquid plate 371 and the internal face of absorbent solution flash chamber 301 of generator 300
Absorbent solution in 301 is entered in interlayer by the interlayer entrance 375 of the lower end of liquid barrier 371;
Overflow launder 373, is formed in the outside wall surface of the container body of generator 300, for accommodating by spilling in interlayer 374
Absorbent solution;
Overfall 372, is opened on the side wall of the container body of generator 300, and overfall 372 connects interlayer 374 and overflow
Groove 373;
Second absorbent solution spray piping 305 is connected with overflow launder 373, the first solution circulating line 510 and absorbent solution
The bottom connection of flash chamber 301;Wherein
When the absorbent of absorbent solution is crystallized, absorbent crystallization, to whereabouts, is fallen along liquid barrier 371 when absorbent is crystallized
During 371 lower end of liquid barrier, partially absorbing agent crystallization can flow up with absorbent solution along interlayer, the absorbent entered in interlayer
Crystallization is fallen again in action of gravity, and the container body internal face along generator falls the bottom of generator 300, the suction in interlayer
Receive solution and realize solid-liquid separation, the absorbent solution on interlayer top is substantially free of crystallization, absorbent crystallization passes through the with absorbent solution
One solution circulating line 510 is delivered to absorber 200, and absorbent solution is entered in interlayer by the lower end of liquid barrier 371, interlayer internal upper part
The absorbent solution for not containing absorbent crystallization is divided to enter overflow launder 373 from overfall 372, and by the second absorbent solution shower
Road 305 is delivered to the second absorbent solution spray equipment 303.The equipment for separating liquid from solid simple structure of the present embodiment, good separating effect.
Absorbent solution after flash distillation carries out solid-liquid separation in the equipment for separating liquid from solid, then by the absorption containing absorbent crystalline particle
Solution is sent to absorber;Because absorbent crystalline particle is tiny and with mobility, thus absorbent solution circulating pump will not be caused
550th, the blocking of the first absorbent solution spray equipment 203 and the first solution circulating line 510;Because absorbent is in generator
300 relatively low temperature, i.e. under relatively low dissolubility partial crystallization, and in the higher temperature of absorber 200, i.e. in higher dissolubility
Lower dissolving, enables absorber concentration higher than the absorbent solution of generator absorbent solution concentration, it might even be possible to be used in
Or the saturated concentration being close at a temperature of absorbing, so as to industrial exhaust heat can be caused under conditions of relatively low generation heat source temperature grade
Obtain larger temperature grade to be lifted, be allowed to be more convenient for recycling, it is thus possible to user bring significant energy-saving effect and
Economic benefit.Liquid barrier 371 should be obliquely installed, to improve separating effect.
Used as the preferred of above-described embodiment, the cross section of the bottom of the absorbent solution flash chamber 301 of generator 300 is gradually
Reduce, in infundibulate.The bottom funneling of the absorbent solution flash chamber 301 of generator 300 is (when container body is cylindrical shape
When, the bottom of absorbent solution flash chamber 301 is in turbination), even if being not provided with liquid barrier 371 also to absorbent crystalline deposit
Play a role.In addition, the cross section of the bottom of absorbent solution flash chamber 301 is gradually reduced and is effectively reduced liquid
Recoverable amount, so that the starting time of system is shorter, cost is lower, while compressive resistance and corrosion resistance are higher.Meanwhile, can
The the first absorbent solution spray equipment 203 for making absorbent crystallization be delivered to by the first solution circulating line 510 in absorber 200.
Used as the preferred of above-described embodiment, the first solution circulating line 510 and the second solution circulating line 520 are provided with molten
The absorbent solution of conveying passes through solution in liquid heat exchanger 530, the first solution circulating line 510 and the second solution circulating line 520
Heat exchanger 530 carries out heat exchange.By following for absorbent solution between absorber 200 and generator 300 in the present embodiment
Solution heat exchanger 530 is set on the solution circulating line of ring, and realize absorbent solution carries out heat exchange in cyclic process, enters one
Step improves the thermal efficiency of heat pump.
Used as the preferred of above-described embodiment, absorbent solution circulating line is provided with choke valve 540, and choke valve 540 is located at suction
Receive between device 200 and solution heat exchanger 530.In second-kind absorption-type heat pump system, choke valve 540 is located at the second solution circulation pipe
On road 520.In first-class absorption type heat pump system or absorption system, choke valve 540 is located at the first solution circulation pipe
On road 510.Particularly in second-kind absorption-type heat pump, the present embodiment can prevent choke valve 540 because temperature reduce and Crystallization Plugging.
The outlet 531 of the solution heat exchanger 530 on the second solution circulating line 520 is arranged at generator 300.I.e. the second solution is followed
The absorbent solution of the conveying of endless tube road 520, should be with short distance input of trying one's best to generator 300 from after the output of solution heat exchanger 530
It is interior.
Used as the preferred of above-described embodiment, referring to Fig. 2 to Fig. 4, generator 300 and condenser 400 share same container body,
The top of the chamber in the container body is the condensing chamber 401 of condenser 400, and the bottom of the container chamber inside body is generator
300 absorbent solution flash chamber 301, bottom is provided with condensation working medium receptor 406 in condensing chamber 401, and condensation working medium is received
The second refrigerant vapor passage 800, condensation working medium receptor 406 and working medium are formed between the outer wall of device 406 and the inwall of container body
Pipeline 610 connects.The condensing heat exchanger of condenser is connected with condensation heating agent pipeline, and condensation heating agent is carried out by condensing heat exchanger
Heat exchange, absorbs working medium condensation heat.The absorbent solution of the spray of the second absorbent solutions of Jing spray equipment 303 is in absorbent solution flash distillation chamber
Flash distillation in room 301, working medium condensation in condensing chamber 401 of evaporation, condensation working medium receptor 406 accepts refrigerant vapor condensation shape
Into liquid working substance, working medium pipeline 610 is delivered to vaporizer 100 by the liquid working substance that working medium receptor 406 accepts is condensed.Condensation
Device 400 and generator 300 share a container body, and container body internal upper part forms condensing zone, and bottom forms flash zone, further carries
High performance and reduces cost.
In the case where generator 300 and condenser 400 share same cylindrical vessel body, condensing heat exchanger can be with built-in
Also can be external.Wherein when condensing heat exchanger is built-in, condensing heat exchanger 402 is located at the top of condensation working medium receptor 406.Send out
The condensed heat exchanger 402 of refrigerant vapor produced in the absorbent solution flash chamber 301 of raw device 300 is cooled down, and is condensed into liquid, and
Fall in condensation working medium receptor 406.
When condensing heat exchanger 402 is external, condenser 400 includes that condensing chamber 401, condensing heat exchanger 402, condenser are cold
Solidifying working medium spray equipment 403, condenser condensation working medium spray piping 405, condenser condensation working medium spray pump 404 and condensation working medium
Receptor 406, condenser condensation working medium spray equipment 403 is located in condensing chamber 401, on condensation working medium receptor 406
Side, condenser condensation working medium spray piping 405 is connected with condensation working medium receptor 406.By condensing heat exchanger 402 in the present embodiment
External, be capable of achieving working medium carries out countercurrent flow in cooling heat exchanger 402.
Used as the preferred of above-described embodiment, condensing chamber 401 includes first paragraph and second segment, and the internal diameter of wherein first paragraph is little
In the internal diameter of second segment, condensation working medium receptor 406 is located at second segment, and condenser condensation working medium spray equipment 403 is located at first
Section, condenses the internal diameter with diameter greater than the first paragraph equal to evaporation chamber of working medium receptor 406.The present embodiment is by arranging internal diameter
Different two sections, make condensation working medium entirely fall in condensation working medium receptor 406.In addition, sharing in condenser and generator
In the case of one container, the internal diameter of absorbent solution flash chamber 301 is consistent with the internal diameter of the second segment of condensing chamber 401, utilizes
The heat and mass speed of condensation process makes the volume of condensing chamber less than sudden strain of a muscle more than the characteristic of the heat and mass speed of generating process
The volume of chamber is steamed, so as to reach the purpose for reducing installing space, reducing materials'use amount and cost.
Used as the preferred of above-described embodiment, the lower end of the first paragraph of condensing chamber 401 is provided with condensation working medium flow-guiding structure
409, condense working medium flow-guiding structure 409 and the condensation working medium on first paragraph inwall is imported in condensation working medium receptor 406.By setting
Condensation working medium flow-guiding structure 409 is put, is allow condensation working medium of the spray on first paragraph inwall to entirely fall in condensation working medium and is connect
Receive in device 406.The specific configuration of condensation working medium flow-guiding structure 409 is not limited, as long as being condensed using the working medium of spray is all imported
In working medium receptor 406.Present embodiments provide a kind of simple structure, it is easy to the condensation working medium flow-guiding structure of manufacture, should
Condensation working medium flow-guiding structure is condensation working medium deflector, and condensation working medium deflector is extended downwardly by the lower end of first paragraph and formed, cold
Solidifying working medium deflector stretches into the space below first paragraph.So, the condensation working medium on first paragraph inwall can be along condensation working medium water conservancy diversion
Plate is fallen in condensation working medium receptor 406.
For the second-kind absorption-type heat pump that alternating temperature high temperature heat source is produced using alternating temperature low-temperature heat source, with reference to big flow spray
Flash distillation and spray-absorption mode are drenched, the heat exchanger of condenser, vaporizer and absorber is moved to into outside, heat pump can be made
Simplify the structure, and be more beneficial for using high viscosity or containing absorbent crystallization absorbent solution situation, so as to further
Improve the performance and economy of heat pump.
The absorption type heat pump system that this utility model embodiment is provided can avoid absorbent in the heat exchange that heat exchanger occurs
Crystallize on face and cause heat and mass obstacle, be particularly advantageous in the second kind absorption type worked under high-concentration absorbent solution condition
Heat pump cycle.Again because the generation heat exchanger of this utility model embodiment can adopt contra-flow heat exchanger, it is thus possible to more efficient
There is thermal source, including water, hot-air, conduction oil, superheated steam and the steam containing on-condensible gas etc. using alternating temperature.
Can also be dense in absorber absorbent solution using the second-kind absorption-type heat pump of the generator of this utility model embodiment
Degree be higher than generator absorbent solution concentration, or even can or be close to absorb at a temperature of saturated concentration under conditions of work, thus
Can realize obtaining larger industrial exhaust heat (also including underground heat and solar heat etc.) temperature using more low-grade generation thermal source
Degree grade is lifted, so as to be allowed to be more convenient for recycling, it is thus possible to bring significant energy-saving effect and economic benefit to user.
By making absorbent crystalline particle tinyization of supersaturation partial crystallization and with mobility, this utility model can be effective
Generation heat exchanger heat transfer mass transfer obstacle that ground overcomes that existing second-kind absorption-type heat pump faced, being caused by absorbent crystallization with
And the blockage problem of pipeline etc..Further, the absorbent solution recoverable amount of system is then effectively reduced using conical lower portion, so that
The starting time of system is shorter, and cost is lower, while compressive resistance and corrosion resistance are higher.
Further, especially for produced using alternating temperature low-temperature heat source alternating temperature high temperature heat source second-kind absorption-type heat pump,
First-class absorption type heat pump system, the Yi Jili for becoming warming middle-JIAO temperature-heat-source is produced using alternating temperature driving heat source and alternating temperature low-temperature heat source
The absorption type refrigeration circulating system of alternating temperature cold is produced with alternating temperature driving heat source, with reference to absorbent solution or the spray of condensation working medium
Flash distillation and spray-absorption mode, by the heat exchanger of condenser, vaporizer and absorber outside is moved to, by board-like using adverse current
Heat exchanger, can improve heat transfer intensity and reduce heat transfer temperature difference, make simplifying the structure and reducing volume for heat pump, and more have
Beneficial to using high viscosity or containing absorbent crystallization absorbent solution situation, so as to further improve heat pump performance and
Manufacturing cost is reduced, and is more easily safeguarded.
Further, because this utility model is external by heat exchanger so that generator, condenser, vaporizer and absorber
Shape and size are no longer limited by heat-exchanging tube bundle size, thus can design generation according to the space at user installation scene
The shape and size of device, condenser, vaporizer and absorber, so as to be more beneficial for the popularization and application of absorption type heat pump system.
Can be changed using adverse current as external generation heat exchanger, condensing heat exchanger, evaporating heat exchanger or absorption heat-exchange device
Hot device, and for generation heating agent, condensation heating agent, evaporation heating agent or the absorption heating agent of fouling or blocking is easily caused, can adopt
Dismountable plate type heat exchanger, so that the maintenance of heat exchanger becomes simple.
The round-robin method of this utility model embodiment absorption heat pump refer to Fig. 2 to Fig. 4 and above-mentioned with regard to absorption type heat
The description of pump, the round-robin method of the absorption heat pump of this utility model embodiment includes vaporizer link, absorber link, occurs
Device link and condenser link, wherein
Vaporizer link, working medium absorbs heat and is evaporated to refrigerant vapor from the evaporation heating agent for flowing through evaporating heat exchanger, institute
State refrigerant vapor to be transported in absorber;
Absorber link, absorbent solution absorbs the vaporizer refrigerant vapor for generating and the absorption heat for discharging high temperature, described
Heat is absorbed by flowing through the absorption heating agent of absorption heat-exchange device to outside output, the absorbent solution in absorber is transported to generator
In;
Generator link, absorbent solution absorbs the heat that thermal source occurs by heat exchanger occurring and heating agent heat exchange occurring
Afterwards, a part of working medium in absorbent solution is converted into steam, and the absorbent solution of Jing evaporation and concentration is delivered to absorber;
Condenser link, the condenser condensation working medium spray pump is cold by condenser by the condensation working medium in condensing chamber
Solidifying working medium spray piping exports condensing chamber, and is delivered to located at condensation chamber Jing after located at the condensing heat exchanger outside condensing chamber
Indoor condenser condensation working medium spray equipment, produces after the condensed device condensation working medium spray equipment spray of condensation working medium to generator
Raw refrigerant vapor carries out condensing and absorption condensation heat, absorbs the condensation working medium of condensation heat by condensing heat exchanger and condensation heat
After matchmaker's heat exchange, the condensation heat is taken away by heating agent is condensed.
In the absorption heat pump cycle method that this utility model embodiment is provided, the work in condenser link condensing chamber
Matter condenses the output of working medium spray piping by condenser, and Jing external condensing heat exchanger carries out countercurrent flow, cold after cooling
Solidifying working medium is delivered to the condensation working medium spray equipment of the condenser in condensing chamber and is sprayed, and the working medium for spraying out is to occurring
The refrigerant vapor that device is produced is absorbed.The circulation of other parts in the present embodiment can be same as the prior art.The present embodiment
Condenser link enhances heat and mass transfer process, so as to reduce the volume of condenser.
Absorber link, generator link and condenser link in above-described embodiment can be same as the prior art, or knot
Close and state each embodiment of absorption type heat pump system, it is each in the absorption heat pump cycle method that this utility model embodiment is provided
Link can accordingly be changed.
As the preferred of above-described embodiment, with reference to the external embodiment of absorption heat-exchange device in absorption type heat pump system, absorb
Device link, the absorbent solution in the absorption chamber of absorber is exported via the first absorbent solution spray piping, the first absorbent solution
The absorbent solution of spray piping conveying is delivered to the first suction in the absorption chamber of absorber Jing after the heat exchange of absorption heat-exchange device
Receive solution spraying device to be sprayed, the absorbent solution for spraying out absorbs the refrigerant vapor of vaporizer generation simultaneously in absorption chamber
The absorption heat of high temperature is discharged, the heating agent for absorbing the cold flow side that heat passes through absorption heat-exchange device as high temperature heat source is to outside
Output.
Used as the preferred of above-described embodiment, the absorbent solution conveyed by generator is delivered to the first absorbent solution spray equipment
Sprayed.The present embodiment can further reduce outer loop flow, reduce power loss.
As the preferred of above-described embodiment, with reference to the external embodiment of evaporating heat exchanger in absorption type heat pump system, wherein
Vaporizer link, evaporate the working medium of within the chamber by the output of evaporator condensation working medium spray piping, and Jing external evaporation changes
Hot device carries out countercurrent flow, and the evaporator condensation working medium spray equipment for being then sent to be located at evaporation within the chamber is sprayed, and is sprayed
It is steam to drench the part of the working medium in the flash distillation of evaporation within the chamber, and the Jing first under the strong absorption of absorbent solution in the absorber
Refrigerant vapor passage is delivered in absorption chamber and is absorbed by absorbent solution.The circulation of other parts in the present embodiment can be with existing skill
Art is identical.The vaporizer link of the present embodiment enhances heat and mass transfer process, so as to reduce the volume of vaporizer.
As the preferred of above-described embodiment, with reference to the external embodiment of generation heat exchanger in absorption type heat pump system, wherein
Generator link it is specific as follows, positioned at the second absorbent solution spray equipment pair on the absorbent solution flash chamber top of generator
Absorbent solution after intensification is sprayed, and is made the fine drop of absorbent solution and is carried out in the absorbent solution flash chamber of generator
Vacuum insulation flash distillation;The refrigerant vapor that flash distillation is produced is delivered to condenser;Absorbent solution obtains evaporation and concentration in flash process
And cooling;Absorbent solution after flash distillation falls the bottom of absorbent solution flash chamber, and a part of absorbent solution Jing second absorbs molten
The generation heat exchanger that liquid spray pump is entered outside generator, absorbs outside and thermal source occurs by the heating agent in generation heat exchanger
Heat, the absorbent solution after intensification is transported to the second absorbent solution spray equipment;A part of absorbent solution Jing solution circulation pump
The first absorbent solution spray equipment being delivered in absorber is sprayed.The present embodiment not only enhances heat and mass transfer process,
And solve the problems, such as to be caused using the crystallization of high-concentration absorbent solution.
Used as the preferred of above-described embodiment, the heat that evaporation heating agent of the working medium from evaporating heat exchanger absorbs is industrial exhaust heat
The either heat of underground heat either solar heat or air conditioner coolant.The system and method for this utility model embodiment can adopt relatively low
The generation thermal source of grade is lifted obtaining larger industrial exhaust heat (also including underground heat and solar heat etc.) temperature grade, so as to
It is allowed to be more convenient for recycling, it is thus possible to bring significant energy-saving effect and economic benefit to user.
As the preferred of above-described embodiment, after the absorbent solution warp knuckle stream valve throttling in absorber, into solution heat exchanger
In with from generator absorbent solution heat exchange after be transported in generator.
Used as the preferred of above-described embodiment, absorbent solution is changed in cyclic process between absorber and generator by solution
Hot device carries out heat exchange.
As the preferred of upper embodiment, equipment for separating liquid from solid is provided with generator, when absorbent solution is steamed in flash process
Send out concentration and cool down, when absorbent occurs supersaturation and partial crystallization and goes out tiny and crystalline particle with mobility, in generator
Absorbent solution carries out solid-liquid separation by equipment for separating liquid from solid, and the absorbent solution containing absorbent crystalline particle is by solution circulation pump
Absorber is transported to, the absorbent solution for not containing absorbent crystallization is conveyed by the second absorbent solution spray pump, and Jing occurs heat exchanger
After be transported to the second absorbent solution spray equipment.
Used as the preferred of above-described embodiment, the working medium for being adopted is for water;Using absorbent can be selected from following LiBr,
LiNO3, LiCl and CaCl2In at least one;Generation heating agent, condensation heating agent, evaporation heating agent and absorption heating agent are fluid liquid
Or gaseous fluid, wherein fluid liquid includes water, aqueous solution, non-freezing solution, conduction oil etc., and gaseous fluid includes air, technique
Gas, superheated steam and the steam containing on-condensible gas etc..
By the description of the various embodiments described above and preferred embodiment, and combine knowable to accompanying drawing, in this utility model embodiment
Vaporizer 100, absorber 200, generator 300 and condenser 400 can be used for absorption system, first kind absorption type heat
Pumping system is with the absorption heat pump of, second-kind absorption-type heat pump system other forms.
The absorption heat pump and round-robin method that this utility model embodiment is provided can realize existing Equations of The Second Kind absorption type heat
The mode of operation to be realized of pump.It is illustrated by the temperature curve of the saturated vapour pressure of absorbent solution, existing
The generator of two class absorption heat pumps is a point of the temperature curve of the saturated vapour pressure in an absorbent unsaturation solution
Upper work, and absorber is steamed less than the saturation of the absorbent unsaturation solution of one deflation scope of generator in another concentration
Work on a point on the temperature curve of air pressure, the temperature of absorber operating point is higher than the temperature of generator operating point.Compare
Under, the generator of absorption heat pump of the present utility model is under absorbent saturated concentration, i.e. absorbent saturated solution
Work on one point of the temperature curve of saturated vapour pressure, and absorber is the temperature of the saturated vapour pressure in same saturated solution
Write music and worked on another aspect of (or the close curve) on line, the temperature of absorber operating point is higher than generator operating point
Temperature.Due to the saturation solubility of temperature more high-selenium corn agent it is bigger, so heat pump of the present utility model is in absorber
The concentration of absorbent solution is higher than operation under conditions of the concentration of generator absorbent solution.Therefore, this utility model can be utilized
More low-grade generation thermal source is lifted obtaining larger industrial exhaust heat (also including underground heat and solar heat etc.) temperature grade,
So as to be allowed to be more convenient for recycling, it is thus possible to bring significant energy-saving effect and economic benefit to user.In addition, this practicality
By making absorbent crystalline particle tinyization of supersaturation partial crystallization and with mobility in new embodiment, can be efficiently against
Generation heat exchanger heat transfer mass transfer obstacle that existing second-kind absorption-type heat pump is faced, being caused by absorbent crystallization and pipeline
Deng blockage problem.
The above, specific embodiment only of the present utility model, but protection domain of the present utility model do not limit to
In this, any those familiar with the art can readily occur in change in the technical scope that this utility model is disclosed
Or replace, all should cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should be with the power
The protection domain that profit is required is defined.
Claims (10)
1. the condenser of absorption heat pump, it is characterised in that including condensing chamber, condensing heat exchanger, condenser condensation working medium spray
Shower device, condenser condensation working medium spray piping and condenser condensation working medium spray pump, the condenser condensation working medium spray dress
Be arranged in condensing chamber, condenser condensation working medium spray piping outside condensing chamber, the condensing heat exchanger and
On condenser condensation working medium spray piping, the condenser condensation working medium spray pump will be cold for condenser condensation working medium spray pump
The condensation working medium of solidifying within the chamber is condensed by condenser and condenser condensation working medium is delivered to after the condensed heat exchanger of working medium spray piping
Spray equipment, condenser condensation working medium spray piping is connected with the hot-fluid side of the condensing heat exchanger, cooling heat exchanger
Cold flow side is connected with condensation heating agent pipeline.
2. the condenser of absorption heat pump according to claim 1, it is characterised in that described condensing heat exchanger is adverse current
Heat exchanger.
3. absorption heat pump, including vaporizer, absorber, generator and condenser, the vaporizer and absorber pass through first
Refrigerant vapor channel connection, the condenser and by the second refrigerant vapor channel connection, between the generator and absorber
Connected by the first solution circulating line and the second solution circulating line, the first solution circulating line is by absorbent solution by sending out
Raw device is delivered to absorber, and absorbent solution is delivered to generator by the second solution circulating line by absorber, and described first
Solution circulating line and the second solution circulating line are provided with solution heat exchanger, and the first solution circulating line and the second solution are circulated
The absorbent solution of conveying carries out heat exchange by solution heat exchanger in pipeline, and the vaporizer and condenser pass through working medium pipeline
Working medium in the condenser is delivered to vaporizer by connection, the working medium pipeline, it is characterised in that the condenser is right
Require the condenser described in 1 or 2.
4. absorption heat pump according to claim 3, it is characterised in that the generator includes absorbent solution flash distillation chamber
, there is heat exchanger located at the outside of absorbent solution flash chamber in room, generation heat exchanger and the second absorbent solution spray equipment, absorb
Top in solution flash chamber is provided with the second absorbent solution spray equipment, and the second absorbent solution spray equipment is molten with located at absorbing
The second absorbent solution spray piping connection outside liquid flash chamber, the second absorbent solution spray piping is by absorbent solution flash distillation chamber
Indoor absorbent solution is delivered to the second absorbent solution spray equipment and is sprayed, and the second absorbent solution spray piping is provided with the
Two absorbent solution spray pumps, the second absorbent solution spray piping is connected with the cold flow side that heat exchanger occurs.
5. absorption heat pump according to claim 4, it is characterised in that the generator also includes equipment for separating liquid from solid,
When absorbent in absorbent solution in the absorbent solution flash chamber of the generator is crystallized, the equipment for separating liquid from solid is by institute
State absorbent solution and be separated into the two parts crystallized containing absorbent crystallization and without absorbent, wherein the suction without absorbent crystallization
Receive solution Jing the second absorbent solution spray pipings and be delivered to the second absorbent solution spray equipment, the absorption containing absorbent crystallization is molten
Liquid is delivered in absorber by the first solution circulating line.
6. absorption heat pump according to claim 3, it is characterised in that the generator and the condenser share same
Container body, the top of the container chamber inside body is the condensing chamber of condenser, and the bottom of the container chamber inside body is formed to be sent out
The absorbent solution flash chamber of raw device, the bottom of the condensing chamber is provided with condensation working medium receptor, and the condensation working medium is received
The second refrigerant vapor passage, the condensation working medium receptor and working medium tube are formed between the inwall of the outer wall of device and the container body
Road connects, and the condensing heat exchanger of the condenser is connected with condensation heating agent pipeline, and condensation heating agent is carried out by condensing heat exchanger
Heat exchange, absorbs working medium condensation heat.
7. absorption heat pump according to claim 6, it is characterised in that the condensing chamber includes first paragraph and second
, less than the internal diameter of second segment, condensation working medium receptor is located at second segment, condenser condensation working medium spray for section, the wherein internal diameter of first paragraph
Shower device is located at first paragraph, condenses the internal diameter with diameter greater than the first paragraph equal to evaporation chamber of working medium receptor.
8. absorption heat pump according to claim 7, it is characterised in that the lower end of the first paragraph of the condensing chamber is provided with
Condensation working medium flow-guiding structure, condenses working medium flow-guiding structure and the condensation working medium on first paragraph inwall is imported into condensation working medium receptor
It is interior.
9. absorption heat pump according to claim 3, it is characterised in that the vaporizer includes that evaporation chamber, evaporation are changed
Hot device, evaporator condensation working medium spray piping, evaporator condensation working medium spray pump and evaporator condensation working medium spray equipment, it is described
Evaporating heat exchanger is located at the vaporizer located at evaporation exterior thereto, the evaporating heat exchanger and evaporator condensation working medium spray pump
On condensation working medium spray piping, the evaporator condensation working medium spray pump on evaporator condensation working medium spray piping is by evaporation cavity
Indoor working medium delivers to evaporator condensation working medium spray dress Jing after evaporating heat exchanger heat exchange by evaporator condensation working medium spray piping
Put, the evaporator condensation working medium spray equipment by working medium evaporation within the chamber spray, it is described evaporation chamber be flash chamber, institute
The part for stating working medium is refrigerant vapor in evaporation within the chamber flash distillation.
10. absorption heat pump according to claim 3, it is characterised in that the absorber includes that absorption chamber, absorption are changed
Hot device and the first absorbent solution spray equipment, the absorption heat-exchange device sets outside absorption chamber outside the absorption chamber
There are the first absorbent solution spray piping, the first absorbent solution spray piping connection absorption chamber and the first absorbent solution spray
Device, the first absorbent solution spray piping is provided with the first absorbent solution spray pump, the first absorbent solution shower
Road is connected with the hot-fluid side of absorption heat-exchange device, and the first absorbent solution spray pump is inhaled the absorbent solution in absorption chamber by first
Receive solution spraying pipeline and the first absorbent solution spray equipment, the first absorbent solution spray are delivered to Jing after the heat exchange of absorption heat-exchange device
Device sprays absorbent solution in absorption chamber, and the absorbent solution absorbs the refrigerant vapor that evaporation within the chamber is produced.
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CN201620667977.3U CN206113412U (en) | 2016-06-28 | 2016-06-28 | Absorption heat pump and condenser thereof |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106091477A (en) * | 2016-06-28 | 2016-11-09 | 北京联力源科技有限公司 | Absorption heat pump and condenser thereof and method |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106091477A (en) * | 2016-06-28 | 2016-11-09 | 北京联力源科技有限公司 | Absorption heat pump and condenser thereof and method |
CN106091477B (en) * | 2016-06-28 | 2019-08-16 | 北京联力源科技有限公司 | Absorption heat pump and its condenser and method |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20170419 Termination date: 20180628 |