CN105737236B - A kind of double flash evaporation Synergistic type jetting type heat exchange unit and application - Google Patents
A kind of double flash evaporation Synergistic type jetting type heat exchange unit and application Download PDFInfo
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- CN105737236B CN105737236B CN201610149916.2A CN201610149916A CN105737236B CN 105737236 B CN105737236 B CN 105737236B CN 201610149916 A CN201610149916 A CN 201610149916A CN 105737236 B CN105737236 B CN 105737236B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D3/00—Hot-water central heating systems
- F24D3/18—Hot-water central heating systems using heat pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B30/00—Heat pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D2200/00—Heat sources or energy sources
- F24D2200/12—Heat pump
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention belongs to energy technology fields, and in particular to a kind of double flash evaporation Synergistic type jetting type heat exchange unit and application.The double flash evaporation Synergistic type jetting type heat exchange unit, is made of water-water heat exchanger, double flash evaporation Synergistic type jet type heat pump, water circulating pump, water system pipeline and valve；The double flash evaporation Synergistic type jet type heat pump is double flash evaporation engine driven supercharging Synergistic type jet type heat pump or two kinds of jet type heat pump of double flash evaporation dynamic supercharging Synergistic type.Double flash evaporation Synergistic type jetting type heat exchange unit heat exchange property with higher of the invention, runing adjustment is convenient, a heat supply network return water temperature can be greatly lowered, promote the heat capacity of a heat supply network, and be conducive to recycle low temperature heat energy using a heat supply network return water of lower temperature, it is suitable for heat-supply system based upon industrial waste heat and the remote central heating system of the big temperature difference.
Description
Technical field
The invention belongs to energy technology fields, and in particular to a kind of double flash evaporation Synergistic type jetting type heat exchange unit and answer
With.
Background technique
With the fast development of urbanization, China cities and towns Areas benefiting from central heating and heating demand sharp increase, for thermal energy consumption
Also all increase with year, while also facing heating demand demand rapid growth and central heat source heat capacity deficiency, pipe network conveying energy
The limited contradiction of power.A heat supply network return water temperature, which is greatly reduced, both can widen the supply backwater temperature difference of a heat supply network, improve heat supply network
Heated conveying ability, expand heat supply radius；Also it is conducive to recycle low-temperature heat source simultaneously, reduces for thermal energy consumption, improve whole
Physical efficiency source utilization rate.
For conventional heat transfer unit, a heat supply network recirculated water directly exchanges heat with secondary heat supply network recirculated water, and the temperature difference is heat exchange
Driving force, even if conventional heat transfer unit use counterflow heat exchange form, a heat supply network return water temperature is also by secondary heat supply network return water temperature
The limitation of degree cannot be reduced to lower temperature；And a heat supply network high temperature supplies water (100~130 DEG C) and uses direct heat exchange mode,
Its heat grade is lost larger.
Using which kind of equipment and technology can to a heat supply network water supply thermal energy and its it is useful be able to achieve cascade utilization, realize warp
Ji, efficient heat exchange, are greatly reduced a heat supply network return water temperature, are heat supply process field technical problems urgently to be resolved.
Summary of the invention
The present invention provides a kind of double flash evaporation Synergistic type jetting type heat exchange unit and application, specific technical solution are as follows:
A kind of double flash evaporation Synergistic type jetting type heat exchange unit, by water-water heat exchanger, double flash evaporation Synergistic type injecting type heat
Pump, water circulating pump, water system pipeline and valve are constituted；
The double flash evaporation Synergistic type jet type heat pump is divided into double flash evaporation engine driven supercharging Synergistic type jet type heat pump and two
Grade evaporation dynamic supercharging Synergistic type jet type heat pump；
(1) the double flash evaporation engine driven supercharging Synergistic type jet type heat pump is evaporated by generator, high pressure evaporator, low pressure
Device, condenser, the first injector, first throttling device, second throttling device, the first supercharger, working medium circulating pump and connecting tube
Road composition；
Wherein, the working medium entrances of working medium circulation pump discharge and generator connect, the sender property outlet pipeline of generator and first
The Working-fluid intaking of injector connects, and the fluid-mixing export pipeline of the first injector and the working medium entrances of condenser connect,
The sender property outlet pipeline of condenser is divided into A, B two-way, and the road A is connect with working medium circulation pump intake, to form a circulation loop；
The road B is divided into B1, B2 two-way again, and the road B1 and the working medium entrances of first throttling device entrance, high pressure evaporator are sequentially connected；The road B2 with
Second throttling device entrance, low pressure evaporator working medium entrances be sequentially connected；
The sender property outlet of low pressure evaporator is connect with the first supercharger entrance, the outlet of the first supercharger and high pressure evaporator
After sender property outlet converges, then it is connected with the first injector driving fluid entrance；
The water system pipeline includes a lateral line and secondary lateral line；The entrance and generator heating agent of lateral line
Entrance connection, the outlet of generator heating agent are connect with water-water heat exchanger heating agent entrance, and the outlet of water-water heat exchanger heating agent is steamed with high pressure
The connection of device heating agent entrance is sent out, the outlet of high pressure evaporator heating agent is connect with low pressure evaporator heating agent entrance, and low pressure evaporator heating agent goes out
Mouth is connect with the outlet of a lateral line；Water circulating pump, water-water heat exchanger, condenser form secondary lateral line, the secondary side
Pipeline is parallel or series connection mode；
Further, the parallel are as follows: the entrance of secondary lateral line is connect with water circulating pump entrance, recirculated water
Pump discharge pipeline divides two-way, connect all the way through the first valve with water-water heat exchanger refrigerant inlet, another way through the second valve with it is cold
Condenser refrigerant inlet connection, after the refrigerant exit of water-water heat exchanger is connected with the refrigerant exit of condenser, then with secondary lateral line
Outlet be connected；
The series connection mode is divided into L again1、L2Two ways；L1Connection type are as follows: the entrance of secondary lateral line with follow
Ring pump entrance connection, water circulating pump outlet connect with water-water heat exchanger refrigerant inlet, water-water heat exchanger refrigerant exit with it is cold
The connection of condenser refrigerant inlet, condenser refrigerant exit are connected with the outlet of secondary lateral line；L2Connection type are as follows: secondary side pipe
The entrance on road is connect with water circulating pump entrance, water circulating pump outlet connect with condenser refrigerant inlet, condenser refrigerant exit and
The connection of water-water heat exchanger refrigerant inlet, water-water heat exchanger refrigerant exit are connected with the outlet of secondary lateral line.
(2) the double flash evaporation dynamic supercharging Synergistic type jet type heat pump is evaporated by generator, high pressure evaporator, low pressure
Device, condenser, the first injector, the second injector, first throttling device, second throttling device, working medium circulating pump and connecting tube
Road composition；
Wherein, the working medium entrances of working medium circulation pump discharge and generator connect, the sender property outlet pipeline of generator and first
The Working-fluid intaking of injector connects, and the fluid-mixing export pipeline of the first injector and the working medium entrances of condenser connect,
The sender property outlet pipeline of condenser is divided into A, B two-way, and the road A is connect with working medium circulation pump intake, to form a circulation loop；
The road B is divided into B1, B2 two-way again, and the road B1 and the working medium entrances of first throttling device entrance, high pressure evaporator are sequentially connected；The road B2 with
Second throttling device entrance, low pressure evaporator working medium entrances be sequentially connected；
The sender property outlet of high pressure evaporator is connect with low pressure ejector Working-fluid intaking, the sender property outlet of low pressure evaporator
It is connect with low pressure ejector driving fluid entrance, low pressure ejector outlet is connect with high-pressure injector driving fluid entrance；
The water system pipeline includes a lateral line and secondary lateral line；The entrance and generator heating agent of lateral line
Entrance connection, the outlet of generator heating agent are connect with water-water heat exchanger heating agent entrance, and the outlet of water-water heat exchanger heating agent is steamed with high pressure
The connection of device heating agent entrance is sent out, the outlet of high pressure evaporator heating agent is connect with low pressure evaporator heating agent entrance, and low pressure evaporator heating agent goes out
Mouth is connect with the outlet of a lateral line；
Water circulating pump, water-water heat exchanger, condenser form secondary lateral line, and the secondary lateral line is the side of being connected in parallel
Mode is connected in series in formula；
Further, the parallel are as follows: the entrance of secondary lateral line is connect with water circulating pump entrance, recirculated water
Pump discharge pipeline divides two-way, connect all the way through the first valve with water-water heat exchanger refrigerant inlet, another way through the second valve with it is cold
Condenser refrigerant inlet connection, after the refrigerant exit of water-water heat exchanger is connected with the refrigerant exit of condenser, then with secondary lateral line
Outlet be connected；
The series connection mode is divided into L again1、L2Two ways；L1Connection type are as follows: the entrance of secondary lateral line with follow
Ring pump entrance connection, water circulating pump outlet connect with water-water heat exchanger refrigerant inlet, water-water heat exchanger refrigerant exit with it is cold
The connection of condenser refrigerant inlet, condenser refrigerant exit are connected with the outlet of secondary lateral line；L2Connection type are as follows: secondary side pipe
The entrance on road is connect with water circulating pump entrance, water circulating pump outlet connect with condenser refrigerant inlet, condenser refrigerant exit and
The connection of water-water heat exchanger refrigerant inlet, water-water heat exchanger refrigerant exit are connected with the outlet of secondary lateral line.
Further, the double flash evaporation engine driven supercharging Synergistic type jet type heat pump or double flash evaporation dynamic supercharging Synergistic type
Jet type heat pump further includes the second supercharger；The fluid-mixing export pipeline of first injector and the entrance of the second supercharger connect
It connecing, the outlet of the second supercharger and the working medium entrances of condenser connect, and a pipeline in parallel in the inlet and outlet of the second supercharger,
Third valve is installed on pipeline.
(3) application that the unit of double flash evaporation engine driven supercharging Synergistic type jet type heat pump exchanges heat, specific steps are such as
Under:
The liquid refrigerant for carrying out condenser is divided into two-way, enters high pressure evaporator through the road B1 pipeline all the way and is evaporated to gaseous state work
Matter, another way enter low pressure evaporator through the road B2 pipeline and are evaporated to gaseous working medium, through the first supercharger pressurization after, with come from high pressure
The gaseous working medium of evaporator mixes, and enters in the first injector as driving fluid, by the high pressure gas from high pressure generator
After state working medium institute injection, mixing, into condenser.
Further, driving fluid by the high-pressure gaseous working medium injection of generator generation and mixes in the first injector
Afterwards, it is introduced into the second supercharger to be pressurized again, enters back into condenser.
Further, when unit is run, the workflow of a lateral line recirculated water are as follows: the water supply of a lateral line is first
Enter generator heat release cooling as driving heat source, enters back into water-water heat exchanger and continue heat release cooling, be then used as low-temperature heat source
High pressure evaporator and the further heat release cooling of low pressure evaporator are sequentially entered, finally the return water as a lateral line.
The workflow of secondary lateral line recirculated water is as follows,
When the return water of secondary lateral line uses parallel way: the return water of secondary lateral line is divided into after being pressurizeed by water circulating pump
Two-way enters water-water heat exchanger through the first valve all the way and is heated up by the circulating water heating of a lateral line, and another way is through the second valve
Door enters condenser by high temperature refrigerant heat temperature raising；Circulating in for the secondary lateral line of two-way a little converges at 1, and as secondary side pipe
The water supply on road；
When the return water of secondary lateral line uses series system, and it is divided into L1、L2Two ways；When using L1When mode: two
The return water of secondary lateral line enters water-water heat exchanger after being pressurizeed by water circulating pump, carries out adverse current with the recirculated water of a lateral line and changes
Heat enters condenser after heat temperature raising by the further heat temperature raising of high temperature refrigerant, the finally water supply as secondary lateral line；
When using L2When mode: the return water of secondary lateral line enters condenser after being pressurizeed by water circulating pump and is added by high temperature refrigerant
Heat heating carries out counterflow heat exchange with the recirculated water of a lateral line subsequently into water-water heat exchanger, further heat temperature raising, most
Water supply as secondary lateral line afterwards.
(4) application that the unit of double flash evaporation dynamic supercharging Synergistic type jet type heat pump exchanges heat, specific steps are such as
Under:
The liquid refrigerant for carrying out condenser is divided into two-way, enters high pressure evaporator through the road B1 pipeline all the way and is evaporated to gaseous state work
Matter, the working fluid as the second injector；Another way enters low pressure evaporator through the road B2 pipeline and is evaporated to gaseous working medium, as
Driving fluid enters the second injector, by the gaseous working medium injection from high pressure evaporator, mixing；It mixes the outlet of second injector
Refrigerant vapor is closed as driving fluid into the first injector, by from high pressure generator high-pressure gaseous working medium institute injection,
After mixing, into condenser.
Further, driving fluid by the high-pressure gaseous working medium injection of generator generation and mixes in the first injector
Afterwards, it is introduced into the second supercharger to be pressurized again, enters back into condenser.
Further, when unit is run, the workflow of a lateral line recirculated water are as follows: the water supply of a lateral line is first
Enter generator heat release cooling as driving heat source, enters back into water-water heat exchanger and continue heat release cooling, be then used as low-temperature heat source
High pressure evaporator and the further heat release cooling of low pressure evaporator are sequentially entered, finally the return water as a lateral line.
The workflow of secondary lateral line recirculated water is as follows,
When the return water of secondary lateral line uses parallel way: the return water of secondary lateral line is divided into after being pressurizeed by water circulating pump
Two-way enters water-water heat exchanger through the first valve all the way and is heated up by the circulating water heating of a lateral line, and another way is through the second valve
Door enters condenser by high temperature refrigerant heat temperature raising；Circulating in for the secondary lateral line of two-way a little converges at 1, and as secondary side pipe
The water supply on road；
When the return water of secondary lateral line uses series system, and it is divided into L1、L2Two ways；When using L1When mode: two
The return water of secondary lateral line enters water-water heat exchanger after being pressurizeed by water circulating pump, carries out adverse current with the recirculated water of a lateral line and changes
Heat enters condenser after heat temperature raising by the further heat temperature raising of high temperature refrigerant, the finally water supply as secondary lateral line；
When using L2When mode: the return water of secondary lateral line enters condenser after being pressurizeed by water circulating pump and is added by high temperature refrigerant
Heat heating carries out counterflow heat exchange with the recirculated water of a lateral line subsequently into water-water heat exchanger, further heat temperature raising, most
Water supply as secondary lateral line afterwards.
The invention has the benefit that heat-exchange unit of the present invention passes through certain pipe by jet type heat pump technology
Road connection generates refrigeration effect and follows in the cooling lateral line of evaporator to the high mass-energy extraction and application that a lateral line supplies water
Ring water, while high and low pressure evaporator is arranged in the heat-exchange unit, it can be cooling to a lateral line recirculated water depth, it is greatly reduced one
Secondary lateral line return water temperature significantly promotes the heat capacity of heat supply network to be conducive to recycle low-temperature heat source.Of the invention
A kind of double flash evaporation Synergistic type jetting type heat exchange unit can be used for the thermal substation of central heating system to improve the conveying energy of heat supply network
Power, it can also be used to industrial exhaust heat heating field.
Detailed description of the invention
Fig. 1 is the system composition and pipeline connecting mode of embodiment 1；
Fig. 2 is the system composition and pipeline connecting mode of embodiment 2；
Fig. 3 is the system composition and pipeline connecting mode of embodiment 3；
Fig. 4 is the system composition and pipeline connecting mode of embodiment 4；
Fig. 5 is the system composition and pipeline connecting mode of embodiment 5；
Fig. 6 is the system composition and pipeline connecting mode of embodiment 6；
Fig. 7 is the system composition and pipeline connecting mode of embodiment 7；
Fig. 8 is the system composition and pipeline connecting mode of embodiment 8；
Fig. 9 is the system composition and pipeline connecting mode of embodiment 9；
Figure 10 is the system composition and pipeline connecting mode of embodiment 10；
Figure 11 is the system composition and pipeline connecting mode of embodiment 11；
Figure 12 is the system composition and pipeline connecting mode of embodiment 12；
The concrete meaning of each label in figure are as follows: G-generator, C-condenser, EJ1- the first injector, EJ2- the second spray
Emitter, E1- high pressure evaporator, E2- low pressure evaporator, the first supercharger of WHE-water-water heat exchanger, Com1-, Com2-
Two superchargers, V1- the first valve, V2- the second valve, V3- third valve, VR1- first throttling device, VR2- the second throttling
Device, PR- working medium circulating pump, PW- water circulating pump, 1inThe water supply of-lateral line, 1outThe return water of-lateral line,
2inThe water supply of-secondary lateral line, 2outThe return water of-secondary lateral line.
Specific embodiment
A kind of double flash evaporation Synergistic type jetting type heat exchange unit of the present invention and application are carried out with reference to the accompanying drawing
Explanation.
Embodiment 1
1-1 system composition and pipeline connecting mode:
A kind of double flash evaporation Synergistic type jetting type heat exchange unit as shown in Figure 1 is increased by water-water heat exchanger, double flash evaporation
Acting type jet type heat pump, water circulating pump, water system pipeline and valve are constituted；The double flash evaporation Synergistic type jet type heat pump is two
Grade evaporation engine driven supercharging Synergistic type jet type heat pump.
The double flash evaporation engine driven supercharging Synergistic type jet type heat pump is by generator, high pressure evaporator, low pressure evaporator, cold
Condenser, the first injector, first throttling device, second throttling device, the first supercharger, working medium circulating pump and connecting line group
At；
Wherein, the working medium entrances of working medium circulation pump discharge and generator connect, the sender property outlet pipeline of generator and first
The Working-fluid intaking of injector connects, and the fluid-mixing export pipeline of the first injector and the working medium entrances of condenser connect,
The sender property outlet pipeline of condenser is divided into A, B two-way, and the road A is connect with working medium circulation pump intake, to form a circulation loop；
The road B is divided into B1, B2 two-way again, and the road B1 and the working medium entrances of first throttling device entrance, high pressure evaporator are sequentially connected；The road B2 with
Second throttling device entrance, low pressure evaporator working medium entrances be sequentially connected；
The sender property outlet of low pressure evaporator is connect with the first supercharger entrance, the outlet of the first supercharger and high pressure evaporator
After sender property outlet converges, then it is connected with the first injector driving fluid entrance；
The water system pipeline includes a lateral line and secondary lateral line；The entrance and generator heating agent of lateral line
Entrance connection, the outlet of generator heating agent are connect with water-water heat exchanger heating agent entrance, and the outlet of water-water heat exchanger heating agent is steamed with high pressure
The connection of device heating agent entrance is sent out, the outlet of high pressure evaporator heating agent is connect with low pressure evaporator heating agent entrance, and low pressure evaporator heating agent goes out
Mouth is connect with the outlet of a lateral line；
Secondary lateral line uses parallel: the entrance of secondary lateral line is connect with water circulating pump entrance, recirculated water
Pump discharge pipeline divides two-way, connect all the way through the first valve with water-water heat exchanger refrigerant inlet, another way through the second valve with it is cold
Condenser refrigerant inlet connection, after the refrigerant exit of water-water heat exchanger is connected with the refrigerant exit of condenser, then with secondary lateral line
Outlet be connected.
1-2 application method:
The liquid refrigerant for carrying out condenser is divided into two-way, enters high pressure evaporator through the road B1 pipeline all the way and is evaporated to gaseous state work
Matter, another way enter low pressure evaporator through the road B2 pipeline and are evaporated to gaseous working medium, through the first supercharger pressurization after, with come from high pressure
The gaseous working medium of evaporator mixes, and enters in the first injector as driving fluid, by the high pressure gas from high pressure generator
After state working medium institute injection, mixing, into condenser；
When unit is run, the workflow of a lateral line recirculated water are as follows: the water supply of a lateral line is first as driving
Heat source enters generator heat release cooling, enters back into water-water heat exchanger and continues heat release cooling, then sequentially enters as low-temperature heat source
High pressure evaporator and the further heat release of low pressure evaporator cool down, finally the return water as a lateral line.
The return water of secondary lateral line uses parallel way, workflow are as follows: the return water of secondary lateral line is added by water circulating pump
It is divided into two-way after pressure, enters water-water heat exchanger through the first valve all the way and heated up by the circulating water heating of a lateral line, another way
Enter condenser by high temperature refrigerant heat temperature raising through the second valve；Circulating in for the secondary lateral line of two-way a little converges at 1, and conduct
The water supply of secondary lateral line.
Embodiment 2
2-1 system composition and pipeline connecting mode:
As shown in Fig. 2, secondary lateral line is using the L in series connection mode1Connection type: the entrance of secondary lateral line with
Water circulating pump entrance connection, water circulating pump outlet connect with water-water heat exchanger refrigerant inlet, water-water heat exchanger refrigerant exit and
The connection of condenser refrigerant inlet, condenser refrigerant exit are connected with the outlet of secondary lateral line.
2-2 application method:
The return water of secondary lateral line is using the L in series system1Mode, workflow are as follows: the return water quilt of secondary lateral line
Enter water-water heat exchanger after water circulating pump pressurization, carries out counterflow heat exchange with the recirculated water of a lateral line, enter after heat temperature raising
Condenser is by the further heat temperature raising of high temperature refrigerant, the finally water supply as secondary lateral line.
Other are same as Example 1.
Embodiment 3
3-1 system composition and pipeline connecting mode:
As shown in figure 3, secondary lateral line is using the L in series connection mode2Connection type: the entrance of secondary lateral line with
The connection of water circulating pump entrance, water circulating pump outlet are connect with condenser refrigerant inlet, condenser refrigerant exit and water-water heat exchanger
Refrigerant inlet connection, water-water heat exchanger refrigerant exit are connected with the outlet of secondary lateral line.
3-2 application method:
The return water of secondary lateral line is using the L in series system2Mode, workflow are as follows: the return water quilt of secondary lateral line
Enter condenser after water circulating pump pressurization by high temperature refrigerant heat temperature raising, subsequently into water-water heat exchanger, with lateral line
Recirculated water carries out counterflow heat exchange, further heat temperature raising, the finally water supply as secondary lateral line.
Other are same as Example 1.
Embodiment 4
4-1 system composition and pipeline connecting mode:
As shown in figure 4, further including the second supercharger in the system composition, to become the machinery synergy of double flash evaporation two-stage
Pressure-boost ejection-type heat-exchange unit；The fluid-mixing export pipeline of first injector is connect with the entrance of the second supercharger, and second increases
The outlet of press and the working medium entrances of condenser connect, and a pipeline in parallel in the inlet and outlet of the second supercharger, pacify on pipeline
Fill third valve.
4-2 application method:
High-pressure gaseous working medium injection that driving fluid is generated in the first injector by generator and after mixing, is introduced into the
Two superchargers are pressurized again, enter back into condenser.
Other are same as Example 1.
Embodiment 5
5-1 system composition and pipeline connecting mode:
As shown in figure 5, further including the second supercharger in the system composition, to become the machinery synergy of double flash evaporation two-stage
Pressure-boost ejection-type heat-exchange unit；The fluid-mixing export pipeline of first injector is connect with the entrance of the second supercharger, and second increases
The outlet of press and the working medium entrances of condenser connect, and a pipeline in parallel in the inlet and outlet of the second supercharger, pacify on pipeline
Fill third valve.
5-2 application method:
High-pressure gaseous working medium injection that driving fluid is generated in the first injector by generator and after mixing, is introduced into the
Two superchargers are pressurized again, enter back into condenser.
Other are same as Example 2.
Embodiment 6
6-1 system composition and pipeline connecting mode:
As shown in fig. 6, further including the second supercharger in the system composition, to become the machinery synergy of double flash evaporation two-stage
Pressure-boost ejection-type heat-exchange unit；The fluid-mixing export pipeline of first injector is connect with the entrance of the second supercharger, and second increases
The outlet of press and the working medium entrances of condenser connect, and a pipeline in parallel in the inlet and outlet of the second supercharger, pacify on pipeline
Fill third valve.
6-2 application method:
High-pressure gaseous working medium injection that driving fluid is generated in the first injector by generator and after mixing, is introduced into the
Two superchargers are pressurized again, enter back into condenser.
Other are same as Example 3.
Embodiment 7
7-1 system composition and pipeline connecting mode:
A kind of double flash evaporation Synergistic type jetting type heat exchange unit as shown in Figure 7 is increased by water-water heat exchanger, double flash evaporation
Acting type jet type heat pump, water circulating pump, water system pipeline and valve are constituted；The double flash evaporation Synergistic type jet type heat pump is two
Grade evaporation dynamic supercharging Synergistic type jet type heat pump.
The double flash evaporation dynamic supercharging Synergistic type jet type heat pump is by generator, high pressure evaporator, low pressure evaporator, cold
Condenser, the first injector, the second injector, first throttling device, second throttling device, working medium circulating pump and connecting line group
At；
Wherein, the working medium entrances of working medium circulation pump discharge and generator connect, the sender property outlet pipeline of generator and first
The Working-fluid intaking of injector connects, and the fluid-mixing export pipeline of the first injector and the working medium entrances of condenser connect,
The sender property outlet pipeline of condenser is divided into A, B two-way, and the road A is connect with working medium circulation pump intake, to form a circulation loop；
The road B is divided into B1, B2 two-way again, and the road B1 and the working medium entrances of first throttling device entrance, high pressure evaporator are sequentially connected；The road B2 with
Second throttling device entrance, low pressure evaporator working medium entrances be sequentially connected；
The sender property outlet of high pressure evaporator is connect with low pressure ejector Working-fluid intaking, the sender property outlet of low pressure evaporator
It is connect with low pressure ejector driving fluid entrance, low pressure ejector outlet is connect with high-pressure injector driving fluid entrance；
The water system pipeline includes a lateral line and secondary lateral line；The entrance and generator heating agent of lateral line
Entrance connection, the outlet of generator heating agent are connect with water-water heat exchanger heating agent entrance, and the outlet of water-water heat exchanger heating agent is steamed with high pressure
The connection of device heating agent entrance is sent out, the outlet of high pressure evaporator heating agent is connect with low pressure evaporator heating agent entrance, and low pressure evaporator heating agent goes out
Mouth is connect with the outlet of a lateral line；
Secondary lateral line uses parallel: the entrance of secondary lateral line is connect with water circulating pump entrance, recirculated water
Pump discharge pipeline divides two-way, connect all the way through the first valve with water-water heat exchanger refrigerant inlet, another way through the second valve with it is cold
Condenser refrigerant inlet connection, after the refrigerant exit of water-water heat exchanger is connected with the refrigerant exit of condenser, then with secondary lateral line
Outlet be connected.
7-2 application method:
The liquid refrigerant for carrying out condenser is divided into two-way, enters high pressure evaporator through the road B1 pipeline all the way and is evaporated to gaseous state work
Matter, the working fluid as the second injector；Another way enters low pressure evaporator through the road B2 pipeline and is evaporated to gaseous working medium, as
Driving fluid enters the second injector, by the gaseous working medium injection from high pressure evaporator, mixing；It mixes the outlet of second injector
Refrigerant vapor is closed as driving fluid into the first injector, by from high pressure generator high-pressure gaseous working medium institute injection,
After mixing, into condenser.
When unit is run, the workflow of a lateral line recirculated water are as follows: the water supply of a lateral line is first as driving
Heat source enters generator heat release cooling, enters back into water-water heat exchanger and continues heat release cooling, then sequentially enters as low-temperature heat source
High pressure evaporator and the further heat release of low pressure evaporator cool down, finally the return water as a lateral line.
The return water of secondary lateral line uses parallel way, workflow are as follows: the return water of secondary lateral line is added by water circulating pump
It is divided into two-way after pressure, enters water-water heat exchanger through the first valve all the way and heated up by the circulating water heating of a lateral line, another way
Enter condenser by high temperature refrigerant heat temperature raising through the second valve；Circulating in for the secondary lateral line of two-way a little converges at 1, and conduct
The water supply of secondary lateral line.
Embodiment 8
8-1 system composition and pipeline connecting mode:
As shown in figure 8, secondary lateral line is using the L in series connection mode1Connection type: the entrance of secondary lateral line with
Water circulating pump entrance connection, water circulating pump outlet connect with water-water heat exchanger refrigerant inlet, water-water heat exchanger refrigerant exit and
The connection of condenser refrigerant inlet, condenser refrigerant exit are connected with the outlet of secondary lateral line.
8-2 application method:
The return water of secondary lateral line is using the L in series system1Mode, workflow are as follows: the return water quilt of secondary lateral line
Enter water-water heat exchanger after water circulating pump pressurization, carries out counterflow heat exchange with the recirculated water of a lateral line, enter after heat temperature raising
Condenser is by the further heat temperature raising of high temperature refrigerant, the finally water supply as secondary lateral line.
Other are same as Example 7.
Embodiment 9
9-1 system composition and pipeline connecting mode:
As shown in figure 9, secondary lateral line is using the L in series connection mode2Connection type: the entrance of secondary lateral line with
The connection of water circulating pump entrance, water circulating pump outlet are connect with condenser refrigerant inlet, condenser refrigerant exit and water-water heat exchanger
Refrigerant inlet connection, water-water heat exchanger refrigerant exit are connected with the outlet of secondary lateral line.
9-2 application method:
The return water of secondary lateral line is using the L in series system2Mode, workflow are as follows: the return water quilt of secondary lateral line
Enter condenser after water circulating pump pressurization by high temperature refrigerant heat temperature raising, subsequently into water-water heat exchanger, with lateral line
Recirculated water carries out counterflow heat exchange, further heat temperature raising, the finally water supply as secondary lateral line.
Other are same as Example 7.
Embodiment 10
10-1 system composition and pipeline connecting mode:
As shown in Figure 10, further include the second supercharger in the system composition, increase to become double flash evaporation two-stage machinery
Imitate pressure-boost ejection-type heat-exchange unit；The fluid-mixing export pipeline of first injector is connect with the entrance of the second supercharger, and second
The outlet of supercharger and the working medium entrances of condenser connect, and a pipeline in parallel in the inlet and outlet of the second supercharger, on pipeline
Third valve is installed.
10-2 application method:
High-pressure gaseous working medium injection that driving fluid is generated in the first injector by generator and after mixing, is introduced into the
Two superchargers are pressurized again, enter back into condenser.
Other are same as Example 7.
Embodiment 11
11-1 system composition and pipeline connecting mode:
As shown in figure 11, further include the second supercharger in the system composition, increase to become double flash evaporation two-stage machinery
Imitate pressure-boost ejection-type heat-exchange unit；The fluid-mixing export pipeline of first injector is connect with the entrance of the second supercharger, and second
The outlet of supercharger and the working medium entrances of condenser connect, and a pipeline in parallel in the inlet and outlet of the second supercharger, on pipeline
Third valve is installed.
11-2 application method:
High-pressure gaseous working medium injection that driving fluid is generated in the first injector by generator and after mixing, is introduced into the
Two superchargers are pressurized again, enter back into condenser.
Other are same as Example 8.
Embodiment 12
12-1 system composition and pipeline connecting mode:
As shown in figure 12, further include the second supercharger in the system composition, increase to become double flash evaporation two-stage machinery
Imitate pressure-boost ejection-type heat-exchange unit；The fluid-mixing export pipeline of first injector is connect with the entrance of the second supercharger, and second
The outlet of supercharger and the working medium entrances of condenser connect, and a pipeline in parallel in the inlet and outlet of the second supercharger, on pipeline
Third valve is installed.
12-2 application method:
High-pressure gaseous working medium injection that driving fluid is generated in the first injector by generator and after mixing, is introduced into the
Two superchargers are pressurized again, enter back into condenser.
Other are same as Example 9.
Claims (7)
1. a kind of double flash evaporation Synergistic type jetting type heat exchange unit is sprayed by water-water heat exchanger (WHE), double flash evaporation Synergistic type
Formula heat pump, water circulating pump (PW), water system pipeline and valve constitute；Wherein double flash evaporation Synergistic type jet type heat pump includes occurring
Device (G), high pressure evaporator (E1), low pressure evaporator (E2), condenser (C), the first injector (EJ1), first throttling device
(VR1), second throttling device (VR2), working medium circulating pump (PR) and connecting line；Wherein, working medium circulating pump (PR) export and occur
The working medium entrances of device (G) connect, the sender property outlet pipeline of generator (G) and the first injector (EJ1) Working-fluid intaking connect
It connects, the first injector (EJ1) fluid-mixing export pipeline connect with the working medium entrances of condenser (C), the working medium of condenser (C)
Export pipeline is divided into A, B two-way, the road A and working medium circulating pump (PR) entrance connection, to form a circulation loop；Its feature exists
In again the road B is divided into B1, B2 two-way, the road B1 and first throttling device (VR1) entrance, high pressure evaporator (E1) working medium entrances successively
Connection；The road B2 and second throttling device (VR2) entrance, low pressure evaporator (E2) working medium entrances be sequentially connected；
High pressure evaporator (E1) sender property outlet and the first injector (EJ1) driving fluid entrance be connected, low pressure evaporator (E2)
Sender property outlet and the first injector (EJ1) driving fluid entrance be connected；
The water system pipeline includes a lateral line and secondary lateral line；The entrance and generator (G) heating agent of lateral line
Entrance connection, the outlet of generator (G) heating agent are connect with water-water heat exchanger (WHE) heating agent entrance, water-water heat exchanger (WHE) heating agent
Outlet and high pressure evaporator (E1) connection of heating agent entrance, high pressure evaporator (E1) heating agent exports and low pressure evaporator (E2) heating agent enters
Mouth connection, low pressure evaporator (E2) heating agent outlet connect with the outlet of a lateral line；Water circulating pump (PW), water-water heat exchanger
(WHE), condenser (C) forms secondary lateral line, and the secondary lateral line is parallel or series connection mode；
The double flash evaporation Synergistic type jet type heat pump further includes the first supercharger (Com1) or the second injector (EJ2)；
When double flash evaporation Synergistic type jet type heat pump includes the first supercharger (Com1), low pressure evaporator (E2) sender property outlet
It is connect with the first supercharger (Com1) entrance, the first supercharger (Com1) outlet and high pressure evaporator (E1) sender property outlet converge
Afterwards, then with the first injector (EJ1) driving fluid entrance is connected；
When double flash evaporation Synergistic type jet type heat pump includes the second injector (EJ2) when, high pressure evaporator (E1) sender property outlet with
Second injector (EJ2) Working-fluid intaking connection, low pressure evaporator (E2) sender property outlet and the second injector (EJ2) injection
Fluid inlet connection, the second injector (EJ2) export and the first injector (EJ1) connection of driving fluid entrance；
The parallel are as follows: the entrance and water circulating pump (P of secondary lateral lineW) entrance connection, water circulating pump (PW) outlet
Pipeline divides two-way, all the way through the first valve (V1) connect with water-water heat exchanger (WHE) refrigerant inlet, another way is through the second valve
(V2) connect with condenser (C) refrigerant inlet, the refrigerant exit of water-water heat exchanger (WHE) and the refrigerant exit of condenser (C) connect
After connecing, then it is connected with the outlet of secondary lateral line；
The series connection mode is divided into L again1、L2Two ways；L1Connection type are as follows: the entrance and recirculated water of secondary lateral line
Pump (PW) entrance connection, water circulating pump (PW) outlet connect with water-water heat exchanger (WHE) refrigerant inlet, water-water heat exchanger (WHE)
Refrigerant exit is connect with condenser (C) refrigerant inlet, and condenser (C) refrigerant exit is connected with the outlet of secondary lateral line；L2
Connection type are as follows: the entrance and water circulating pump (P of secondary lateral lineW) entrance connection, water circulating pump (PW) export and condenser (C)
Refrigerant inlet connection, condenser (C) refrigerant exit are connect with water-water heat exchanger (WHE) refrigerant inlet, water-water heat exchanger (WHE)
Refrigerant exit is connected with the outlet of secondary lateral line.
2. a kind of double flash evaporation Synergistic type jetting type heat exchange unit according to claim 1, which is characterized in that the two-stage
Evaporating Synergistic type jet type heat pump further includes the second supercharger (Com2)；First injector (EJ1) fluid-mixing export pipeline
It being connect with the entrance of the second supercharger (Com2), the outlet of the second supercharger (Com2) is connect with the working medium entrances of condenser (C),
And an in parallel pipeline in the inlet and outlet of the second supercharger (Com2), third valve (V3) is installed on pipeline.
3. a kind of application that double flash evaporation Synergistic type jetting type heat exchange unit exchanges heat according to claim 1, special
Sign is, when double flash evaporation Synergistic type jet type heat pump includes the first supercharger (Com1), the specific steps are as follows:
The liquid refrigerant for carrying out condenser (C) is divided into two-way, enters high pressure evaporator (E through the road B1 pipeline all the way1) it is evaporated to gaseous state
Working medium, another way enter low pressure evaporator (E through the road B2 pipeline2) it is evaporated to gaseous working medium, it is pressurized through the first supercharger (Com1)
Afterwards, and from high pressure evaporator (E1) gaseous working medium mixing, and as driving fluid enter the first injector (EJ1) in, come
From after the high-pressure gaseous working medium institute injection of high pressure generator (G), mixing, into condenser (C).
4. a kind of application that double flash evaporation Synergistic type jetting type heat exchange unit exchanges heat according to claim 1, special
Sign is, when double flash evaporation Synergistic type jet type heat pump includes the second injector (EJ2) when, the specific steps are as follows:
The liquid refrigerant for carrying out condenser (C) is divided into two-way, enters high pressure evaporator (E through the road B1 pipeline all the way1) it is evaporated to gaseous state
Working medium, as the second injector (EJ2) working fluid；Another way enters low pressure evaporator (E through the road B2 pipeline2) it is evaporated to gas
State working medium enters the second injector (EJ as driving fluid2), come from high pressure evaporator (E1) gaseous working medium injection, mixed
It closes；Second injector (EJ2) outlet mixed working fluid steam as driving fluid into the first injector (EJ1) in, by from height
After pressing the high-pressure gaseous working medium institute injection of generator (G), mixing, into condenser (C).
5. a kind of application that double flash evaporation Synergistic type jetting type heat exchange unit exchanges heat according to claim 3 or 4,
It is characterized in that, driving fluid is in the first injector (EJ1) in by generator (G) generate high-pressure gaseous working medium injection and mix
Afterwards, it is introduced into the second supercharger (Com2) to be pressurized again, enters back into condenser (C).
6. a kind of application that double flash evaporation Synergistic type jetting type heat exchange unit exchanges heat according to claim 3 or 4,
It is characterized in that, when unit is run, the workflow of a lateral line recirculated water are as follows: the water supply of a lateral line is first as driving
Heat source enters generator (G) heat release cooling, enters back into water-water heat exchanger (WHE) and continues heat release cooling, is then used as low-temperature heat source
Sequentially enter high pressure evaporator (E1) and low pressure evaporator (E2) further heat release cooling, the last return water as a lateral line.
7. a kind of application that double flash evaporation Synergistic type jetting type heat exchange unit exchanges heat according to claim 3 or 4,
It being characterized in that, when unit is run, the workflow of secondary lateral line recirculated water is as follows,
When the return water of secondary lateral line uses parallel way: the return water of secondary lateral line is by water circulating pump (PW) be divided into after pressurization
Two-way, all the way through the first valve (V1) enter the circulating water heating heating of water-water heat exchanger (WHE) by a lateral line, it is another
Road the second valve (V2) enter condenser (C) by high temperature refrigerant heat temperature raising；Circulating in for the secondary lateral line of two-way a little converges at 1
It closes, and the water supply as secondary lateral line；
When the return water of secondary lateral line uses series system, and it is divided into L1、L2Two ways；When using L1When mode: secondary side
The return water of pipeline is by water circulating pump (PW) enter water-water heat exchanger (WHE) after pressurization, it is carried out with the recirculated water of a lateral line inverse
Stream exchanges heat, and condenser (C) is entered after heat temperature raising by the further heat temperature raising of high temperature refrigerant, the finally confession as secondary lateral line
Water；
When using L2When mode: the return water of secondary lateral line is by water circulating pump (PW) enter condenser (C) after pressurization by high temperature refrigerant
Heat temperature raising carries out counterflow heat exchange with the recirculated water of a lateral line, further heats subsequently into water-water heat exchanger (WHE)
Heating, the finally water supply as secondary lateral line.
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| CN201610149916.2A CN105737236B (en) | 2016-03-16 | 2016-03-16 | A kind of double flash evaporation Synergistic type jetting type heat exchange unit and application |
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|---|---|---|---|---|
| JP2004286292A (en) * | 2003-03-20 | 2004-10-14 | Denso Corp | Hot water supply device |
| CN202182509U (en) * | 2011-08-13 | 2012-04-04 | 双良节能系统股份有限公司 | Combined heat and power heating system with absorbing type refrigeration and heat exchange |
| CN102538051A (en) * | 2012-02-21 | 2012-07-04 | 北京建筑工程学院 | Two-level evaporation and ejection type heat exchange unit |
| CN102589034A (en) * | 2012-03-01 | 2012-07-18 | 清华大学 | Two-stage generation and two-stage condensation jet type heat exchanger unit |
| KR20130118795A (en) * | 2012-04-20 | 2013-10-30 | 린나이코리아 주식회사 | Storage type hot water supply system |
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2016
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004286292A (en) * | 2003-03-20 | 2004-10-14 | Denso Corp | Hot water supply device |
| CN202182509U (en) * | 2011-08-13 | 2012-04-04 | 双良节能系统股份有限公司 | Combined heat and power heating system with absorbing type refrigeration and heat exchange |
| CN102538051A (en) * | 2012-02-21 | 2012-07-04 | 北京建筑工程学院 | Two-level evaporation and ejection type heat exchange unit |
| CN102589034A (en) * | 2012-03-01 | 2012-07-18 | 清华大学 | Two-stage generation and two-stage condensation jet type heat exchanger unit |
| KR20130118795A (en) * | 2012-04-20 | 2013-10-30 | 린나이코리아 주식회사 | Storage type hot water supply system |
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