CN105987536A - Triple heat supply pump system - Google Patents
Triple heat supply pump system Download PDFInfo
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- CN105987536A CN105987536A CN201510059440.9A CN201510059440A CN105987536A CN 105987536 A CN105987536 A CN 105987536A CN 201510059440 A CN201510059440 A CN 201510059440A CN 105987536 A CN105987536 A CN 105987536A
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Abstract
The invention discloses a triple heat supply pump system which comprises a compressor, a first heat exchanger, a second heat exchanger, a third heat exchanger and at least one throttling device, wherein an outlet of the compressor is respectively connected with a first port of the first heat exchanger, the first port of the second heat exchanger and the first port of the third heat exchanger through pipeline; an inlet of the compressor is respectively connected with the first port of the second heat exchanger and the first port of the third heat exchanger through pipeline; a domestic hot water outlet and a supplemental water inlet are formed in the first heat exchanger; a second port of the first heat exchanger is respectively connected with a second port of the second heat exchanger and the second port of the third heat exchanger through a pipeline with the throttling device; the second port of the second heat exchanger is provided with a pipeline which is provided with a throttling device and is used for connecting the second port of the third heat exchanger while refrigerating; the second port of the third heat exchanger is provided with the pipeline which is provided with the throttling device and is used for connecting the second port of the second heat exchanger while heating. The system can supply hot water while refrigerating and heating.
Description
Technical field
The present invention relates to a kind of heat pump field, particularly relate to a kind of trigeneration heat pump system.
Background technology
Trigeneration heat pump system of the prior art, the practicality such as Patent No. CN 201866990 U is new
Type patent, this trigeneration heat pump system can be used as air-conditioning, and during its refrigeration mode, energy water heating simultaneously, real
Existing total heat recovery, provides domestic hot-water for people.But it exists construction complexity, cost is high, reliability
The shortcoming of difference, and when it heats for user in a heating mode, domestic hot-water can not be produced, give people
Life bring certain inconvenience.
Content of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the invention provides a kind of trigeneration heat pump system,
This trigeneration heat pump system, when freezing and heating, all can provide a user with domestic hot-water, and its structure
Simply.
The technical scheme is that a kind of trigeneration heat pump system, including compressor, the first heat exchange
Device, the second heat exchanger, the 3rd heat exchanger and one or more throttling arrangement, wherein,
The outlet of described compressor respectively with the first port of described First Heat Exchanger, the second heat exchanger
First port of the first port and the 3rd heat exchanger is connected by pipeline, and the import of described compressor is respectively
It is connected by pipeline with the first port of described second heat exchanger and the first port of the 3rd heat exchanger；
Second port of described First Heat Exchanger respectively with the second port of described second heat exchanger and described
Second port of the 3rd heat exchanger is connected by being equipped with the pipeline of throttling arrangement；Described First Heat Exchanger
On be additionally provided with domestic hot-water outlet and make-up water import；
For second with described 3rd heat exchanger when second port of described second heat exchanger has a refrigeration
The pipeline being equipped with throttling arrangement that port connects；
Second port of described 3rd heat exchanger has when heating for second with described second heat exchanger
The pipeline being equipped with throttling arrangement that port connects.
Further, the pipeline being connected with the outlet of described compressor is provided with high-temperature water outlet heat to hand over
Parallel operation.
Further, between the outlet and the first port of described second heat exchanger of described compressor
On pipeline, described compressor outlet with the first port of described 3rd heat exchanger between pipeline on,
On pipeline between the import of described compressor and the first port of described second heat exchanger and described pressure
It is jointly provided with a four-way on pipeline between the import of contracting machine and the first port of described 3rd heat exchanger
Reversal valve.
Further, when the refrigeration that the second port of described second heat exchanger has for described
On the pipeline that second port of three heat exchangers connects, the system that has of the second port of described 3rd heat exchanger
During heat for be connected with the second port of described second heat exchanger pipeline, described First Heat Exchanger
On the pipeline that second port is connected with the second port of described second heat exchanger and described First Heat Exchanger
The pipeline that is connected with the second port of described 3rd heat exchanger of the second port on be provided with at least one
Fairing.
Further, described throttling arrangement is 2, respectively first throttle device and second throttling dress
Put；Described fairing is 4, the respectively first fairing, the second fairing, the 3rd whole
Stream device and the 4th fairing, described cross valve includes port a, port b, port c and port d；
The outlet of described compressor connects the port c of cross valve and the first of First Heat Exchanger by pipeline
Port, the port d of cross valve connects the first port of the second heat exchanger, the end of cross valve by pipeline
Mouth b is connected the first port of the 3rd heat exchanger by pipeline, and the port a of cross valve is connected by pipeline
The entrance of compressor, the second port of First Heat Exchanger connects the entrance of first throttle device by pipeline,
The outlet of first throttle device is connected the entrance of the second fairing by pipeline, and is connected by pipeline
The entrance of the 3rd fairing and the outlet of the second throttling arrangement, the outlet of the second fairing is by pipe
Road connects the second port of the 3rd heat exchanger and the entrance of the 4th fairing, going out of the 4th fairing
Mouth is connected the entrance of the second throttling arrangement and the outlet of the first fairing, the first rectification dress by pipeline
The entrance put is connected the second port of the second heat exchanger and the outlet of the 3rd fairing by pipeline.
Further, the pipeline being connected with the outlet of described compressor is provided with triple valve, described
One interface of triple valve is connected with described four-way change-over valve by pipeline, and its another interface is by pipe
Road is connected with the first port of described First Heat Exchanger.
Further, described throttling arrangement is 1, and described fairing is 5, respectively first
Fairing, the second fairing, the 3rd fairing, the 4th fairing and the 5th fairing,
Described triple valve includes first interface, the second interface and the 3rd interface, described cross valve include port a,
Port b, port c and port d；
The outlet of described compressor by the first interface of pipeline connecting tee valve, the of described triple valve
Two interfaces connect the port c of described cross valve by pipeline, and described triple valve the 3rd interface is by pipeline even
Connecing the first port of First Heat Exchanger, the port d of described cross valve connects the second heat exchanger by pipeline
The first port, the port b of cross valve by pipeline connect the 3rd heat exchanger the first port, four-way
The port a of valve connects the entrance of compressor by pipeline, and the second port of First Heat Exchanger passes through pipeline
Connect the entrance of the 5th fairing, the outlet of the 5th fairing is connected second section respectively by pipeline
The outlet of the entrance of stream device, the outlet of the first fairing and the 4th fairing, the second throttling dress
The outlet put is connected the entrance of the second fairing and the entrance of the 3rd fairing by pipeline, described
Second port of the second heat exchanger connects the outlet and described first of described 3rd fairing by pipeline
The entrance of fairing, the outlet of described second fairing connects described 3rd heat exchanger by pipeline
The second port and the entrance of described 4th fairing.
Further, described fairing is check valve or magnetic valve.
Further, described First Heat Exchanger is shell-tube type, bushing type or plate type heat exchanger；Described
Two heat exchangers are air-cooled, water-cooled or transpiration-cooled heat exchanger；Described 3rd heat exchanger is package
Formula, bushing type, board-like, finned or micro-channel type heat exchanger.
Further, described throttling arrangement be in electric expansion valve, heating power expansion valve and counterbalance valve extremely
Few one.
Compared with prior art, a kind of trigeneration heat pump system provided by the present invention, has reached as follows
Technique effect:
1st, this trigeneration heat pump system, can not only produce domestic hot-water when refrigeration, and heat
When (can produce heating hot water), it is also possible to produce domestic hot-water.
2nd, the simple in construction of this trigeneration heat pump system, pipe-line layout takes the setting of optimization, effectively
Save cloth tube material, reduce its manufacturing cost, improve operational reliability, the practicality of system
By force.
Brief description
Fig. 1 is the structural representation of trigeneration heat pump system in the embodiment of the present invention one；
Fig. 2 is the structural representation of trigeneration heat pump system in the embodiment of the present invention two；
Fig. 3 is the structural representation of trigeneration heat pump system in the embodiment of the present invention three.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but the present invention
Embodiment is not limited to this.
A kind of trigeneration heat pump system, as it is shown in figure 1, include compressor 100, First Heat Exchanger is the 200th,
Second heat exchanger the 500th, the 3rd heat exchanger the 400th, cross valve the 300th, at least one throttling arrangement and multiple
Fairing, wherein, compressor 100 such as but not limited to uses screw, centrifugal, vortex
Or rotor-type compressor；Cross valve 300 such as but not limited to uses pneumatic type, hydrodynamic or electronic
Formula cross valve；Fairing is such as, but not limited to use one or more in check valve or magnetic valve,
Further, the fairing in the present embodiment all uses check valve；First Heat Exchanger 200 for example but
It is not limited to use shell-tube type, bushing type or plate type heat exchanger；Second heat exchanger 500 is such as, but not limited to
Use air-cooled, water-cooled or transpiration-cooled heat exchanger；3rd heat exchanger 400 is such as, but not limited to
Use shell-tube type, bushing type, board-like, finned or micro-channel type heat exchanger；Throttling arrangement for example but
It is not limited to use one or more in electric expansion valve, heating power expansion valve and counterbalance valve.Especially,
When throttling arrangement uses bidirectional electronic expansion valve, without arranging fairing again in the system of the present invention.
In the trigeneration heat pump system of the present invention, the annexation of each parts is: the outlet of compressor 100
First port 501 of 101 the first port the 201st, the second heat exchangers 500 with First Heat Exchanger 200 respectively
Connected by pipeline with the first port 401 of the 3rd heat exchanger 400, the import 102 of compressor 100
The first port 401 with the first port 501 of the second heat exchanger 500 and the 3rd heat exchanger 400 respectively
Connected by pipeline；Second port 202 of First Heat Exchanger 200 respectively with the second heat exchanger 500
Second port 402 of the second port 502 and the 3rd heat exchanger 400 is by being equipped with the pipe of throttling arrangement
Road connects；With the 3rd heat exchanger 400 when second port 502 of the second heat exchanger 500 has a refrigeration
The pipeline being equipped with throttling arrangement that second port 202 connects；Second port of the 3rd heat exchanger 400
402 have the throttling arrangement that is equipped with being connected when heating with the second port 502 of the second heat exchanger 500
Pipeline.First Heat Exchanger 200 is provided with domestic hot-water's outlet and make-up water import (Fig. 1, in 2 the
The upper and lower arrow of one heat exchanger 200 represents that domestic hot-water exports and make-up water import).Further,
On the pipeline between the outlet 101 and the first port 501 of the second heat exchanger 500 of compressor 100,
On pipeline between the outlet 101 of compressor 100 and the first port 401 of the 3rd heat exchanger 400,
On pipeline between the import 102 of compressor 100 and the first port 501 of the second heat exchanger 500,
And on the pipeline between the import 102 of compressor 100 and the first port 401 of the 3rd heat exchanger 400
Jointly being provided with a four-way change-over valve 300, four-way change-over valve 300 includes tetra-ports of a, b, c, d,
The setting of this four-way change-over valve, by the switch of each pipeline of control, thus it is possible to vary the flow duct of cold-producing medium
Road, it is of course also possible at the of the outlet 101 of above-mentioned compressor 100 and the second heat exchanger 500
On pipeline between Single port 501, the of the outlet 101 of compressor 100 and the 3rd heat exchanger 400
On pipeline between Single port 401, the of the import 102 of compressor 100 and the second heat exchanger 500
On pipeline between Single port 501 and the import 102 of compressor 100 and the 3rd heat exchanger 400
One magnetic valve is respectively set on the pipeline between the first port 401, by controlling the switch of magnetic valve,
Change the flow duct of cold-producing medium.Additionally, the second port 502 at the second heat exchanger 500 has
For freeze when be connected with the second port 402 of the 3rd heat exchanger 400 pipeline, the 3rd heat exchange
Second port 402 of device 400 have for heating when with the second port 502 of the second heat exchanger 500
On the pipeline connecting, the second of the second port 202 of First Heat Exchanger 200 and the second heat exchanger 500
On the pipeline that port 502 connects and the second port 202 of First Heat Exchanger 200 and the 3rd heat exchanger
It is provided with at least one fairing on the pipeline that second port 402 of 400 connects.
In a pipe-line layout optimizing is arranged, above-mentioned throttling arrangement is 2, respectively first
Throttling arrangement EX1 and the second throttling arrangement EX2；Fairing is 4, the respectively first fairing
DX1, the second fairing DX2, the 3rd fairing DX3 and the 4th fairing DX4, it is concrete
Connected mode be:
The outlet of compressor 100 connects port c and the First Heat Exchanger 200 of cross valve 300 by pipeline
The first port 201, the port d of cross valve 300 by pipeline connect the second heat exchanger 500 first
Port 501, the port b of cross valve 300 connects the first port of the 3rd heat exchanger 400 by pipeline
401, the port a of cross valve 300 connect the entrance of compressor 100, First Heat Exchanger 200 by pipeline
The second port 202 connected the entrance of first throttle device EX1, first throttle device EX1 by pipeline
Outlet by pipeline connect the second fairing DX2 entrance, and by pipeline connect the 3rd rectification
The entrance of device DX3 and the outlet of the second throttling arrangement EX2, the outlet of the second fairing DX2 is led to
Piping connects the entrance of the second port 402 and the 4th fairing DX4 of the 3rd heat exchanger 400,
The outlet of the 4th fairing DX4 is whole by entrance and first of pipeline connection the second throttling arrangement EX2
The outlet of stream device DX1, the entrance of the first fairing DX1 connects the second heat exchanger 500 by pipeline
The outlet of the second port 502 and the 3rd fairing DX3.
Trigeneration heat pump system in the present invention operationally mainly includes 6 kinds of patterns, is refrigeration mould
Formula, refrigeration+total heat recovery pattern, refrigeration+partially recycled pattern, common heating mode, total heat recovery
Pattern and heat+heat recovery mode, the operation logic of this each pattern is as follows:
Refrigeration mode: the second heat exchanger 500 is equivalent to condenser, the 3rd heat exchanger 400 is equivalent to steam
Sending out device, first throttle device EX1 closes, and First Heat Exchanger 200 does not works, and the low temperature after evaporation is low
The gaseous refrigerant of pressure is sucked from import 102 by compressor 100, is compressed into high temperature through compressor 100
Entered the end of four-way change-over valve 300 from outlet 101 from compressor 100 after the gaseous refrigerant of high pressure
Mouth c, and the import 501 of the second heat exchanger 500, high temperature is flowed into through the port d of four-way change-over valve 300
The gaseous refrigerant of high pressure is in the second heat exchanger 500 and after cooling medium heat exchange, and cooled formation is high
The temperature liquid refrigerant of high pressure simultaneously flows out from the outlet 502 of the second heat exchanger 500, the high temperature of this outflow
The liquid refrigerant of high pressure flows into the second throttling arrangement EX2 joint after flowing through the first fairing DX1 rectification
Stream, forms the cold-producing medium of the gas-liquid mixed of low-temp low-pressure, the gas-liquid mixed refrigerant warp of this low-temp low-pressure
Flowed into by the first port 402 of the 3rd heat exchanger 400, the 3rd after second fairing DX2 rectification
In heat exchanger 400 and after cooled media for heat exchange, cooled medium cooling, is user's cooling, refrigeration
Agent heat absorption formed low-temp low-pressure gaseous refrigerant through the second port 401 of the 3rd heat exchanger 400 flow out,
And flow into the port d of the four-way change-over valve 300 and port a of four-way change-over valve 300 successively, finally enter
In the import 102 of compressor 100, the circulation that so goes round and begins again.
Refrigeration+total heat recovery pattern: First Heat Exchanger 200 is equivalent to condenser, the 3rd heat exchanger 400
Being equivalent to evaporimeter, the second throttling arrangement EX2 closes, and the second heat exchanger 500 does not works, after evaporation
The gaseous refrigerant of low-temp low-pressure sucked from import 102 by compressor 100, press through compressor 100
First Heat Exchanger is entered from compressor 100 from outlet 101 after shortening the gaseous refrigerant of HTHP into
The import 201 of 200, the gaseous refrigerant of HTHP changes with domestic hot-water in First Heat Exchanger 200
After Re, domestic hot-water is heated up, and this domestic hot-water exports discharge by domestic hot-water, provides a user with life
Work hot water, additionally, this First Heat Exchanger 200 can pass through make-up water import nourishment source inside it,
Carry out heat exchange for the gaseous refrigerant with HTHP.The gaseous refrigerant of above-mentioned HTHP
Agent is cooled and forms the liquid refrigerant of HTHP and flow out from the outlet 202 of First Heat Exchanger 200,
The liquid refrigerant of the HTHP of this outflow flows into first throttle device EX1 throttling, forms low temperature low
The cold-producing medium of the gas-liquid mixed of pressure, the gas-liquid mixed refrigerant of this low-temp low-pressure is through the second fairing DX2
Flowed into by the first port 402 of the 3rd heat exchanger 400 after rectification, in the 3rd heat exchanger 400 and quilt
After cooling medium heat exchange, cooled medium cooling, is user's cooling, and it is low that cold-producing medium heat absorption forms low temperature
The gaseous refrigerant of pressure flows out through the second port 401 of the 3rd heat exchanger 400 and flows into four-way successively
The port d of the reversal valve 300 and port a of four-way change-over valve 300, enters finally into compressor 100
In import 102, the circulation that so goes round and begins again.
Refrigeration+partially recycled pattern: First Heat Exchanger 200 and the second heat exchanger 500 are all equivalent to condensation
Device, the 3rd heat exchanger 400 is equivalent to evaporimeter, and the gaseous refrigerant of the low-temp low-pressure after evaporation is pressed
Contracting machine 100 sucks from import 102, through after the gaseous refrigerant that compressor 100 is compressed into HTHP
Entered the port c of four-way change-over valve 300 from compressor 100 from outlet 101 parts, and through four-way
The port d of reversal valve 300 flows into the import 501 of the second heat exchanger 500, the gaseous refrigerant of HTHP
Agent, in the second heat exchanger 500 and after cooling medium heat exchange, is cooled and forms the liquid system of HTHP
Cryogen the outlet 502 from the second heat exchanger 500 are flowed out, the liquid refrigeration of the HTHP of this outflow
Agent flows into the second throttling arrangement EX2 throttling after flowing through the first fairing DX1 rectification, form low temperature low
The cold-producing medium of the gas-liquid mixed of pressure, the gas-liquid mixed refrigerant of this low-temp low-pressure is flowing through the second rectification dress
Before putting DX2 and another part enters the import 201 of First Heat Exchanger 200 from compressor 100 outlet,
The gaseous refrigerant of HTHP in First Heat Exchanger 200 and domestic hot-water's heat exchange after, domestic hot-water
Heating up, this domestic hot-water exports discharge by domestic hot-water, provides a user with domestic hot-water, additionally,
This First Heat Exchanger 200 can by make-up water import to its internal nourishment source for and HTHP
Gaseous refrigerant carry out heat exchange.The gaseous refrigerant of above-mentioned HTHP is cooled forms high temperature
The liquid refrigerant of high pressure simultaneously flows out from the outlet 202 of First Heat Exchanger 200, and the high temperature of this outflow is high
The liquid refrigerant of pressure flows into first throttle device EX1 throttling, forms the gas-liquid mixed of low-temp low-pressure
Cold-producing medium mix, mix refrigerant after the second fairing DX2 rectification by the 3rd heat exchanger 400
First port 402 flows into, in the 3rd heat exchanger 400 and after cooled media for heat exchange, and cooled Jie
Matter is lowered the temperature, and is user's cooling, and cold-producing medium heat absorption forms the gaseous refrigerant of low-temp low-pressure through the 3rd heat exchange
Second port 401 of device 400 flows out and flows into port d and the four-way of four-way change-over valve 300 successively
The port a of reversal valve 300, enters finally in the import 102 of compressor 100, so goes round and begins again
Circulation.
Common heating mode: the 3rd heat exchanger 400 is equivalent to condenser, and the second heat exchanger 500 is suitable
In evaporimeter, first throttle device EX1 closes, and First Heat Exchanger 200 does not works, low after evaporation
The gaseous refrigerant of temperature low pressure is sucked from import 102 by compressor 100, is compressed into through compressor 100
Four-way change-over valve 300 is entered from compressor 100 from outlet 101 after the gaseous refrigerant of HTHP
Port c, and through four-way change-over valve 300 port b flow into the 3rd heat exchanger 400 import 401,
The gaseous refrigerant of HTHP in the second heat exchanger 400 and cooling medium heat exchange after, cooling medium
Heating up, for user's heating, cold-producing medium is cooled and forms the liquid refrigerant of HTHP and change from the 3rd
The outlet 402 of hot device 400 is flowed out, and the liquid refrigerant of the HTHP of this outflow flows through the 4th rectification
Flow into the second throttling arrangement EX2 throttling after device DX4 rectification, form the gas-liquid mixed of low-temp low-pressure
Cold-producing medium, the gas-liquid mixed refrigerant of this low-temp low-pressure after flowing through the 3rd fairing DX3 rectification by
Second port 502 of the second heat exchanger 500 flows into, with cooled medium in the second heat exchanger 500
After heat exchange, cold-producing medium heat absorption forms the gaseous refrigerant of low-temp low-pressure through the first of the second heat exchanger 500
Port 501 flows out and flows into successively the port d of four-way change-over valve 300 and four-way change-over valve 300
Port a, enters finally in the import 102 of compressor 100, the circulation so going round and beginning again.
Total heat recovery pattern: First Heat Exchanger 200 is equivalent to condenser, the second heat exchanger 500 is equivalent to
Evaporimeter, the second throttling arrangement EX2 closes, and the 3rd heat exchanger 400 does not works, the low temperature after evaporation
The gaseous refrigerant of low pressure is sucked from import 102 by compressor 100, is compressed into height through compressor 100
First Heat Exchanger 200 is entered from compressor 100 from outlet 101 after the gaseous refrigerant of temperature high pressure
Import 201, the gaseous refrigerant of HTHP in First Heat Exchanger 200 and domestic hot-water's heat exchange after,
Domestic hot-water is heated up, and this domestic hot-water exports discharge by domestic hot-water, provides a user with domestic hot-water,
Additionally, this First Heat Exchanger 200 can by make-up water import to its internal nourishment source for and high
The gaseous refrigerant of temperature high pressure carries out heat exchange.The gaseous refrigerant of above-mentioned HTHP is cooled shape
Become the liquid refrigerant of HTHP and flow out from the outlet 202 of First Heat Exchanger 200, this outflow
The liquid refrigerant of HTHP flows into first throttle device EX1 throttling, forms the gas-liquid of low-temp low-pressure
The cold-producing medium of mixing, the gas-liquid mixed refrigerant of this low-temp low-pressure is after the 3rd fairing DX3 rectification
Flowed into by the second port 502 of the second heat exchanger 500, be situated between with cooled in the second heat exchanger 500
After matter heat exchange, cold-producing medium heat absorption forms the gaseous refrigerant of low-temp low-pressure through the of the second heat exchanger 500
Single port 501 flows out and flows into port d and the four-way change-over valve 300 of four-way change-over valve 300 successively
Port a, enter finally in the import 102 of compressor 100, the circulation so going round and beginning again.
Heat+heat recovery mode: the 3rd heat exchanger 400 and First Heat Exchanger 200 are equivalent to condenser,
Second heat exchanger 500 is equivalent to evaporimeter, and the gaseous refrigerant of the low-temp low-pressure after evaporation is by compressor
100 from import suck, through after the gaseous refrigerant that compressor 100 is compressed into HTHP by from compressor
100 enter the port c of four-way change-over valve 300 from outlet 101 parts, and through four-way change-over valve 300
Port b flow into the 3rd heat exchanger 400 import 401, the gaseous refrigerant of HTHP changes second
In hot device 400 and after cooling medium heat exchange, cooling medium heats up, and for user's heating, cold-producing medium is cold
But form the liquid refrigerant of HTHP and flow out from the outlet 402 of the 3rd heat exchanger 400, this stream
The liquid refrigerant of the HTHP going out flows into the second throttling dress after flowing through the 4th fairing DX4 rectification
Put EX2 throttling, form the cold-producing medium of the gas-liquid mixed of low-temp low-pressure, the gas-liquid mixed of this low-temp low-pressure
Cold-producing medium is before flowing through the 3rd fairing DX3 and another part exports 101 rows from compressor 100
Entering the import 201 of First Heat Exchanger 200, the gaseous refrigerant of HTHP is in First Heat Exchanger 200
After domestic hot-water's heat exchange, domestic hot-water is heated up, and this domestic hot-water exports discharge by domestic hot-water,
Provide a user with domestic hot-water, additionally, this First Heat Exchanger 200 can be by make-up water import in it
Nourishment source, portion carries out heat exchange for the gaseous refrigerant with HTHP.Above-mentioned HTHP
Gaseous refrigerant be cooled the formation liquid refrigerant of HTHP going out from First Heat Exchanger 200
Mouth 202 flows out, and the liquid refrigerant of the HTHP of this outflow flows into first throttle device EX1 throttling,
Forming the cold-producing medium mixing of the gas-liquid mixed of low-temp low-pressure, mix refrigerant is through the 3rd fairing DX3
Flowed into by the second port 502 of the second heat exchanger 500 after rectification, in the second heat exchanger 500 and quilt
After cooling medium heat exchange, cold-producing medium heat absorption forms the gaseous refrigerant of low-temp low-pressure through the second heat exchanger 500
The first port 501 flow out and flow into the port d of four-way change-over valve 300 and four-way change-over valve successively
The port a of 300, enters finally in the import 102 of compressor 100, the circulation so going round and beginning again.
In embodiment two, trigeneration heat pump system in the present invention, as in figure 2 it is shown, include compression
Machine 100, First Heat Exchanger the 200th, the second heat exchanger the 500th, the 3rd heat exchanger the 400th, cross valve is the 300th,
Multiple fairings and multiple throttling arrangement.The connected mode of this trigeneration heat pump system and above-mentioned enforcement
The connected mode of the trigeneration heat pump system in example is identical, and includes 6 kinds of patterns equally, is refrigeration
Pattern, refrigeration+total heat recovery pattern, refrigeration+partially recycled pattern, common heating mode, full heat are returned
Receipts pattern and heat+heat recovery mode, here, to the connected mode of its each parts and mode of operation no longer
Repeat.
Trigeneration heat pump system in the present embodiment and the trigeneration heat pump system in above-described embodiment one
Difference is: the compressor 100 of the trigeneration heat pump system in the present embodiment exports the pipe of 101
Being additionally provided with high-temperature water outlet heat exchanger 600 on road, this high-temperature water outlet heat exchanger 600 is provided with high temperature
Hot water outlet and high-temperature-hot-water water inlet (left and right on high-temperature water outlet heat exchanger 600 in Fig. 2
Arrow represents high-temperature-hot-water delivery port and high-temperature-hot-water water inlet respectively), it is internally provided with water service pipe
Road, the domestic water of this pipe interior with stretched out by compressor outlet and protrude further into high temperature
The gaseous refrigerant in pipeline in water heat exchanger 600 carries out heat exchange, carries out life after heat exchange
Heat up with water, outwardly discharged by high-temperature-hot-water delivery port, provide the user domestic hot-water and (wherein give birth to
Live hot water for such as medicinal water etc.), additionally, this high-temperature water outlet heat exchanger 600 can pass through high-temperature-hot-water
Water inlet is to its internal make-up water.Trigeneration heat pump system in the present embodiment, can also pass through first
Heat exchanger 200 provides a user with domestic hot-water.Therefore, the trigeneration heat pump system in the present embodiment
It is provided with two parts that domestic hot-water is provided, practicality very.
In the 3rd embodiment, the trigeneration heat pump system in the present invention, as it is shown on figure 3, include
Compressor 100, First Heat Exchanger the 200th, the second heat exchanger the 500th, the 3rd heat exchanger the 400th, cross valve
300th, triple valve the 700th, throttling arrangement EX2, the first fairing DX1, the second fairing DX2,
3rd fairing DX3, the 4th fairing DX4 and the 5th fairing DX5.
In this system, the annexation of each parts is: the outlet of compressor 100 is by pipeline connecting tee
The first interface 701 of valve 700, the second interface 702 of triple valve 700 connects cross valve by pipeline
The port c of 300, the 3rd interface 703 of triple valve 700 connects First Heat Exchanger 200 by pipeline
First port 201, the port d of cross valve 300 connects the first end of the second heat exchanger 500 by pipeline
Mouth 501, the port b of cross valve 300 connects the first port 401 of the 3rd heat exchanger 400 by pipeline,
The port a of cross valve 300 connects the entrance of compressor 100 by pipeline, First Heat Exchanger 200
Second port 202 connects the 5th fairing DX5 entrance, the 5th fairing DX5 by pipeline
Outlet connects the entrance of the second throttling arrangement EX2 by pipeline, and connects the first rectification dress by pipeline
Putting the outlet of DX1 and the outlet of the 4th fairing DX4, the outlet of the second throttling arrangement EX2 is passed through
Pipeline connects the entrance of the second fairing DX2 and the entrance of the 3rd fairing DX3, the 3rd rectification
The entrance of the outlet of device DX3 and the first fairing DX1 connects the second heat exchanger 500 by pipeline
The second port 502, entering of the second port 402 and the 4th fairing DX4 of the 3rd heat exchanger 400
Mouth connects the outlet of the second fairing DX2 by pipeline.
Trigeneration heat pump system in the present embodiment and the trigeneration heat pump system in above-described embodiment one
Difference is: the outlet 101 of compressor 100 and the c port of cross valve 300 and the first heat exchange
The junction that first port 201 of device 200 is connected is provided with triple valve 700, is used for regulating cold-producing medium stream
Flow to cross valve 300 and a heat exchanger 200；Second port 202 of First Heat Exchanger 200 with
The 5th fairing DX5 has been added on the pipeline that second throttling arrangement EX2 throttling connects, additionally, this reality
Execute the trigeneration heat pump system in example and be only provided with a throttling arrangement, therefore further optimize pipe
Road layout is arranged, and has saved cost；Trigeneration heat pump system in the present embodiment includes 6 kinds of moulds equally
Formula, is refrigeration mode, refrigeration+total heat recovery pattern, refrigeration+partially recycled pattern, commonly heats
Pattern, total heat recovery pattern and heat+heat recovery mode.Its operation logic is as follows:
Refrigeration mode: the second heat exchanger 500 is equivalent to condenser, the 3rd heat exchanger 400 is equivalent to steam
Sending out device, First Heat Exchanger 200 does not works, and the gaseous refrigerant of the low-temp low-pressure after evaporation is by compressor
100 suck from import 102, through after the gaseous refrigerant that compressor 100 is compressed into HTHP by from pressure
Contracting machine 100 enters the first interface 701 of triple valve from outlet 101, and is connect by the second of triple valve 700
Mouth drains into four-way change-over valve 300, flows into the second heat exchanger 500 through port c, d of four-way change-over valve 300
Import 501, the gaseous refrigerant of HTHP in the second heat exchanger 500 and cooling medium heat exchange after,
The cooled liquid refrigerant forming HTHP simultaneously flows out from the outlet 502 of the second heat exchanger 500,
The liquid refrigerant of the HTHP of this outflow flows into second section after flowing through the first fairing DX1 rectification
Stream device EX2 throttling, forms the cold-producing medium of the gas-liquid mixed of low-temp low-pressure, the gas-liquid of this low-temp low-pressure
Mix refrigerant after the second fairing DX2 rectification by the first port 402 of the 3rd heat exchanger 400
Flowing into, with cooled media for heat exchange in the 3rd heat exchanger 400, cooled medium cooling, is user
Cooling, cold-producing medium heat absorption forms second end through the 3rd heat exchanger 400 for the gaseous refrigerant of low-temp low-pressure
Mouth 401 flows out and flows into port d, a of four-way change-over valve 300 successively, enters finally into compressor
In the import 102 of 100, the circulation so going round and beginning again.
Refrigeration+total heat recovery pattern: First Heat Exchanger 200 is equivalent to condenser, the 3rd heat exchanger 400
Being equivalent to evaporimeter, the second heat exchanger 500 does not works, the gaseous refrigerant of the low-temp low-pressure after evaporation
Sucked from import 102 by compressor 100, be compressed into the gaseous refrigerant of HTHP through compressor 100
Entered the first interface 701 of triple valve from outlet 101 by compressor 100 after agent, and by triple valve 700
The 3rd interface 703 be expelled to the import 201 of First Heat Exchanger 200, the gaseous refrigerant of HTHP
In First Heat Exchanger 200 and after domestic hot-water's heat exchange, domestic hot-water is heated up, and this domestic hot-water passes through
Domestic hot-water exports discharge, provides a user with domestic hot-water, additionally, this First Heat Exchanger 200 can lead to
Cross make-up water import nourishment source inside it, carry out heat for the gaseous refrigerant with HTHP
Exchange.The gaseous refrigerant of above-mentioned HTHP is cooled in First Heat Exchanger 200 forms high temperature
The liquid refrigerant of high pressure simultaneously flows out from the outlet 202 of First Heat Exchanger 200, and the high temperature of this outflow is high
The liquid refrigerant of pressure is through the 5th fairing DX5 rectification, and flows into the second throttling arrangement EX2 throttling,
Form the cold-producing medium of the gas-liquid mixed of low-temp low-pressure, afterwards, flow into the first end of the 3rd heat exchanger 400
Mouthfuls 402, the cold-producing medium of the gas-liquid mixed of low-temp low-pressure above-mentioned in the 3rd heat exchanger 400 and cooled
After media for heat exchange, cooled medium cooling, is user's cooling, and cold-producing medium heat absorption forms low-temp low-pressure
Gaseous refrigerant flows out through the second port 401 of the 3rd heat exchanger 400 and flows into four-way commutation successively
Port d, a of valve 300, enters finally in the import 102 of compressor 100, so goes round and begins again
Circulation.
Refrigeration+partially recycled pattern: First Heat Exchanger 200 and the second heat exchanger 500 are all equivalent to condensation
Device, the 3rd heat exchanger 400 is equivalent to evaporimeter, and the gaseous refrigerant of the low-temp low-pressure after evaporation is pressed
Contracting machine 100 sucks from import 102, through after the gaseous refrigerant that compressor 100 is compressed into HTHP
Drain into triple valve 700, and a part is entered four-way change-over valve 300 by the outlet 702 of triple valve, through four
Port c, d of logical reversal valve 300 flows in the second heat exchanger 500, and in the second heat exchanger 500
After cooling medium heat exchange, the gaseous refrigerant of HTHP is cooled and forms the liquid refrigeration of HTHP
Agent is by exporting 502 outflows, and flow to the first fairing DX1 rectification；Another part is through compressor 100
The gaseous refrigerant being compressed into HTHP is entered in First Heat Exchanger 200 by the outlet 703 of triple valve,
The gaseous refrigerant of this HTHP cooled shape in First Heat Exchanger 200 and after domestic hot-water's heat exchange
Become the liquid refrigerant of HTHP, flow out from the outlet 202 of First Heat Exchanger 200 afterwards, this stream
The liquid refrigerant of the HTHP going out is whole by first with above-mentioned after the 5th fairing DX5 rectification
Cold-producing medium after stream device DX1 rectification converges, and through throttling arrangement EX2 throttling, forms low-temp low-pressure
The cold-producing medium of gas-liquid mixed, this cold-producing medium is through the second fairing DX2 rectification afterwards, by the first end
In mouth 402 inflow the 3rd heat exchangers 400, the cold-producing medium of the gas-liquid mixed of low-temp low-pressure is in the 3rd heat exchange
In device 400 and after cooled media for heat exchange, cooled medium cooling, is user's cooling, low-temp low-pressure
Gas-liquid mixed cold-producing medium heat absorption formed low-temp low-pressure gaseous refrigerant through the 3rd heat exchanger 400
Second port 401 flows out and flows into port d, a of four-way change-over valve 300 successively, enters finally into
In the import 102 of compressor 100, the circulation so going round and beginning again.
Especially, the gaseous refrigerant of above-mentioned HTHP is in First Heat Exchanger 200 and life is hot
After water heat exchange, domestic hot-water is heated up, and this domestic hot-water exports discharge by domestic hot-water, carries to user
Domestic hot-water supply, additionally, this First Heat Exchanger 200 can be by make-up water import to its internal make-up water
Source carries out heat exchange for the gaseous refrigerant with HTHP.
Common heating mode: the 3rd heat exchanger 400 is equivalent to condenser, and the second heat exchanger 500 is suitable
In evaporimeter, First Heat Exchanger 200 does not works, and the gaseous refrigerant of the low-temp low-pressure after evaporation is pressed
Contracting machine 100 sucks from import 102, through after the gaseous refrigerant that compressor 100 is compressed into HTHP
Enter the first interface 701 of triple valve from compressor 100 from outlet 101, then by triple valve 700
3rd interface 702 drains into the port c of four-way change-over valve 300, through the port b stream of four-way change-over valve 300
Entering the import 401 of the 3rd heat exchanger 400, the gaseous refrigerant of HTHP is in the second heat exchanger 400
After cooling medium heat exchange, cooling medium heats up, and for user's heating, cold-producing medium is cooled forms high temperature
The liquid refrigerant of high pressure simultaneously flows out from the outlet 402 of the 3rd heat exchanger 400, and the high temperature of this outflow is high
The liquid refrigerant of pressure flows into the second throttling arrangement EX2 throttling after flowing through the 4th fairing DX4 rectification,
Forming the cold-producing medium of the gas-liquid mixed of low-temp low-pressure, the gas-liquid mixed refrigerant of this low-temp low-pressure is flowing through
Flowed into by the second port 502 of the second heat exchanger 500 after 3rd fairing DX3 rectification, second
In heat exchanger 500 and after cooled media for heat exchange, cold-producing medium heat absorption forms the gaseous refrigerant of low-temp low-pressure
Agent is flowed out through the first port 501 of the second heat exchanger 500 and flows into four-way change-over valve 300 successively
Port d, a, enter finally in the import 102 of compressor 100, the circulation so going round and beginning again.
Total heat recovery pattern: First Heat Exchanger 200 is equivalent to condenser, the second heat exchanger 500 is equivalent to
Evaporimeter, the 3rd heat exchanger 400 does not works, and the gaseous refrigerant of the low-temp low-pressure after evaporation is compressed
Machine 100 sucks from import 102, through quilt after the gaseous refrigerant that compressor 100 is compressed into HTHP
Enter the first interfaces 701 of triple valve from compressor 100 from outlet 101, and by the of triple valve 700
Three interfaces 703 drain into the import 201 of First Heat Exchanger 200, and the gaseous refrigerant of HTHP is first
With domestic hot-water's heat exchange in heat exchanger 200, domestic hot-water is heated up, and this domestic hot-water passes through domestic hot-water
Outlet is discharged, and provides a user with domestic hot-water, additionally, this First Heat Exchanger 200 can pass through make-up water
Import carries out heat exchange to its internal nourishment source for the gaseous refrigerant with HTHP.Above-mentioned
The gaseous refrigerant of HTHP be cooled and form the liquid refrigerant of HTHP, then from first
The outlet 202 of heat exchanger 200 is flowed out, and it is whole that the liquid refrigerant of the HTHP of this outflow flows through the 5th
After stream device DX5 rectification, flowing into the second throttling arrangement EX2 throttling, the gas-liquid forming low-temp low-pressure is mixed
Close cold-producing medium, the gas-liquid mixed refrigerant of this low-temp low-pressure after the 3rd fairing DX3 rectification by
Second port 502 flows in the second heat exchanger 500, and cold-producing medium is in the second heat exchanger 500 and cold
But, after media for heat exchange, cold-producing medium heat absorption forms the gaseous refrigerant of low-temp low-pressure, and through the second heat exchanger
First port 501 of 500 flows out, afterwards, flow into port d, a of four-way change-over valve 300 successively,
Enter finally in the import 102 of compressor 100, the circulation so going round and beginning again.
Heat+heat recovery mode: the 3rd heat exchanger 400 and First Heat Exchanger 200 are equivalent to condenser,
Second heat exchanger 500 is equivalent to evaporimeter, and the gaseous refrigerant of the low-temp low-pressure after evaporation is by compressor
100 from import suck, through after the gaseous refrigerant that compressor 100 is compressed into HTHP by from compressor
100 drain into triple valve 700 from outlet 101, and a part is entered four by the second interface 702 of triple valve
Logical reversal valve 300, flows in the 3rd heat exchanger 400 through port c, b of four-way change-over valve 300, and
Cooling medium heat exchange in 3rd heat exchanger 400, cooling medium heats up, for user's heating, cold-producing medium
The cooled liquid refrigerant forming HTHP, flows into from the outlet 402 of the 3rd heat exchanger 400
4th fairing DX4；The above-mentioned high temperature and high pressure gaseous refrigerant being compressed into through compressor 100 another
A part is entered in First Heat Exchanger 200 by the 3rd interface 703 of triple valve, and domestic hot-water's heat exchange,
The cooled liquid refrigerant forming HTHP, and discharge from the outlet 202 of First Heat Exchanger 200,
Converge with the cold-producing medium being flowed out by the 4th fairing DX4 after the 5th fairing DX5, afterwards,
Through throttling arrangement EX2 throttling, form the cold-producing medium of the gas-liquid mixed of low-temp low-pressure, through the 3rd rectification dress
Put DX3 rectification, flowed in the second heat exchanger 500 by the first port 502, and and the second heat exchanger 500
Interior cooled media for heat exchange, cold-producing medium heat absorption forms the gaseous refrigerant of low-temp low-pressure through the second heat exchange
First port 501 of device 500 flows out and flows into successively port d, a of four-way change-over valve 300,
After enter in the import 102 of compressor 100, the circulation so going round and beginning again.
Especially, the gaseous refrigerant of above-mentioned HTHP is in First Heat Exchanger 200 and life is hot
After water heat exchange, domestic hot-water is heated up, and this domestic hot-water exports discharge by domestic hot-water, carries to user
Domestic hot-water supply, additionally, this First Heat Exchanger 200 can be by make-up water import to its internal make-up water
Source carries out heat exchange for the gaseous refrigerant with HTHP.
It should be noted that and the foregoing is only presently preferred embodiments of the present invention, not thereby limit this
The scope of patent protection of invention, the present invention can also carry out equivalence to the structure of above-mentioned various parts
Improve.Therefore the equivalent structure change that all utilization specifications of the present invention and diagramatic content are made, or directly
Or indirectly apply to other correlative technology fields be all in like manner all included in the present invention covered in the range of.
Claims (10)
1. a trigeneration heat pump system, it is characterised in that include compressor, First Heat Exchanger,
Two heat exchangers, the 3rd heat exchanger and one or more throttling arrangement, wherein,
The outlet of described compressor respectively with the first port of described First Heat Exchanger, the second heat exchanger
First port of the first port and the 3rd heat exchanger is connected by pipeline, and the import of described compressor is respectively
It is connected by pipeline with the first port of described second heat exchanger and the first port of the 3rd heat exchanger；
Second port of described First Heat Exchanger respectively with the second port of described second heat exchanger and described
Second port of the 3rd heat exchanger is connected by being equipped with the pipeline of throttling arrangement；Described First Heat Exchanger
On be additionally provided with domestic hot-water outlet and make-up water import；
For second with described 3rd heat exchanger when second port of described second heat exchanger has a refrigeration
The pipeline being equipped with throttling arrangement that port connects；
Second port of described 3rd heat exchanger has when heating for second with described second heat exchanger
The pipeline being equipped with throttling arrangement that port connects.
2. trigeneration heat pump system according to claim 1, it is characterised in that with described pressure
It is provided with high-temperature water outlet heat exchanger on the pipeline that the outlet of contracting machine connects.
3. trigeneration heat pump system according to claim 1 and 2, it is characterised in that described
On pipeline between the outlet of compressor and the first port of described second heat exchanger, described compressor
On pipeline between outlet and the first port of described 3rd heat exchanger, the import of described compressor and institute
State on the pipeline between the first port of the second heat exchanger and the import and the described 3rd of described compressor
It is jointly provided with a four-way change-over valve on pipeline between first port of heat exchanger.
4. trigeneration heat pump system according to claim 3, it is characterised in that described
For being connected with the second port of described 3rd heat exchanger during the refrigeration that the second port of two heat exchangers has
Pipeline on, the second port of described 3rd heat exchanger have when heating for described second heat exchange
On the pipeline that second port of device connects, the second port of described First Heat Exchanger and described second heat exchange
Change with the described 3rd with the second port of described First Heat Exchanger on the pipeline that second port of device connects
It is provided with at least one fairing on the pipeline that second port of hot device connects.
5. trigeneration heat pump system according to claim 4, it is characterised in that described throttling fills
It is set to 2, respectively first throttle device and the second throttling arrangement；Described fairing is 4,
It is respectively the first fairing, the second fairing, the 3rd fairing and the 4th fairing, institute
State cross valve and include port a, port b, port c and port d；
The outlet of described compressor connects the port c of cross valve and the first of First Heat Exchanger by pipeline
Port, the port d of cross valve connects the first port of the second heat exchanger, the end of cross valve by pipeline
Mouth b is connected the first port of the 3rd heat exchanger by pipeline, and the port a of cross valve is connected by pipeline
The entrance of compressor, the second port of First Heat Exchanger connects the entrance of first throttle device by pipeline,
The outlet of first throttle device is connected the entrance of the second fairing by pipeline, and is connected by pipeline
The entrance of the 3rd fairing and the outlet of the second throttling arrangement, the outlet of the second fairing is by pipe
Road connects the second port of the 3rd heat exchanger and the entrance of the 4th fairing, going out of the 4th fairing
Mouth is connected the entrance of the second throttling arrangement and the outlet of the first fairing, the first rectification dress by pipeline
The entrance put is connected the second port of the second heat exchanger and the outlet of the 3rd fairing by pipeline.
6. trigeneration heat pump system according to claim 4, it is characterised in that with described pressure
Being provided with triple valve on the pipeline that the outlet of contracting machine connects, an interface of described triple valve passes through pipeline
Being connected with described four-way change-over valve, its another interface is by pipeline and the first of described First Heat Exchanger
Port connects.
7. trigeneration heat pump system according to claim 6, it is characterised in that described throttling fills
Being set to 1, described fairing is 5, the respectively first fairing, the second fairing,
3rd fairing, the 4th fairing and the 5th fairing, described triple valve include first interface,
Second interface and the 3rd interface, described cross valve includes port a, port b, port c and port d；
The outlet of described compressor by the first interface of pipeline connecting tee valve, the of described triple valve
Two interfaces connect the port c of described cross valve by pipeline, and described triple valve the 3rd interface is by pipeline even
Connecing the first port of First Heat Exchanger, the port d of described cross valve connects the second heat exchanger by pipeline
The first port, the port b of cross valve by pipeline connect the 3rd heat exchanger the first port, four-way
The port a of valve connects the entrance of compressor by pipeline, and the second port of First Heat Exchanger passes through pipeline
Connect the entrance of the 5th fairing, the outlet of the 5th fairing is connected second section respectively by pipeline
The outlet of the entrance of stream device, the outlet of the first fairing and the 4th fairing, the second throttling dress
The outlet put is connected the entrance of the second fairing and the entrance of the 3rd fairing by pipeline, described
Second port of the second heat exchanger connects the outlet and described first of described 3rd fairing by pipeline
The entrance of fairing, the outlet of described second fairing connects described 3rd heat exchanger by pipeline
The second port and the entrance of described 4th fairing.
8. trigeneration heat pump system according to claim 4, it is characterised in that described rectification fills
It is set to check valve or magnetic valve.
9. trigeneration heat pump system according to claim 1, it is characterised in that described first changes
Hot device is shell-tube type, bushing type or plate type heat exchanger；Described second heat exchanger is air-cooled, water-cooled
Or transpiration-cooled heat exchanger；Described 3rd heat exchanger is shell-tube type, bushing type, board-like, finned
Or micro-channel type heat exchanger.
10. trigeneration heat pump system according to claim 1, it is characterised in that described throttling
Device is at least one in electric expansion valve, heating power expansion valve and counterbalance valve.
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| CN201510059440.9A CN105987536B (en) | 2015-02-04 | 2015-02-04 | A kind of trigeneration heat pump system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112797662A (en) * | 2021-01-07 | 2021-05-14 | 青岛海尔空调电子有限公司 | Heat source tower heat pump system |
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| CN105987536B (en) | 2019-01-15 |
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