CN108088107A - A kind of heat pump of high-temp water source system - Google Patents
A kind of heat pump of high-temp water source system Download PDFInfo
- Publication number
- CN108088107A CN108088107A CN201711460761.5A CN201711460761A CN108088107A CN 108088107 A CN108088107 A CN 108088107A CN 201711460761 A CN201711460761 A CN 201711460761A CN 108088107 A CN108088107 A CN 108088107A
- Authority
- CN
- China
- Prior art keywords
- user
- valve
- temperature water
- refrigeration
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- F25B13/00—Compression machines, plants or systems, with reversible cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Steam Or Hot-Water Central Heating Systems (AREA)
Abstract
The present invention relates to a kind of heat pump of high-temp water source systems, Xun Huan is heated including refrigerant circulation, user's refrigeration cycle, user, the refrigerant circulation further includes supplementary heat exchanger, supplementary heat exchanger is connected between evaporator and compressor, the system further includes high-temperature water refrigeration cycle, high-temperature water heating Xun Huan, high-temp water source, supplementary heat exchanger, condenser, high-temperature water refrigeration valve are connected to form high-temperature water refrigeration cycle by high-temperature water pipeline, and high-temp water source, supplementary heat exchanger, evaporator, high-temperature water heating valve are connected to form high-temperature water heating Xun Huan by high-temperature water pipeline.By the setting of supplementary heat exchanger, the heat exchange area of refrigerant can be increased in heating, system condensing pressure is reduced in refrigeration, and refrigerant realizes overheat by supplementary heat exchanger, improves the reliability of compressor, more effectively utilizes high-temp water source.
Description
Technical field
The present invention relates to heat pump system technical fields, and in particular to a kind of heat pump of high-temp water source system.
Background technology
The heat source side water temperature whole year of water source heat or underground heat pump assembly is more stable, and it is user to make full use of water source heat or underground heat
Refrigeration and heating, can it is effectively energy saving, reduce cost.
Some existing heat pump systems, including evaporator and condenser, in heating using heat source side water as in system
The heat source of evaporator, the condensation heat of condenser is user's heat supply；In refrigeration, condenser is using water cooling or air-cooled, the steaming of evaporator
It generates heat for user's cooling.When condenser use water cooling when, it is necessary to add cooling water source；Using it is air-cooled when, it is necessary to add wind turbine.By
It is more stable in heat source side water temperature whole year, in order to avoid adding cooling water source or wind turbine, also there are some heat pump systems in refrigeration
Using cooling water of the heat source side water as condenser in system, such as a kind of air-cooled water cooling of Application No. CN200610085335.3
Formula two-evaporimeter hot-water machine group forms refrigeration cycle, water-cooled condensation by compressor, water cooled condenser, water-cooled evaporator
Device is equipped with hot water backwater mouthful and hot water outlet, and water-cooled evaporator is equipped with waste heat water entrance.During heating, water-cooled evaporator
The thermal energy of heat source side water is absorbed, thermal energy is transformed into refrigerant, thermal energy is transformed by water cooled condenser connection user pipe
It is fed in the hot water of user；During refrigeration, water cooled condenser is by heat source side water cooling, water-cooled evaporator connection user's pipe
Road is user's feed cold water.
During heating, heat source side inflow temperature is higher, and the evaporating temperature of evaporator is higher in system, and efficiency is higher, to heating
Favorably, when but freezing, cooling water of the heat source side as condenser in system, coolant-temperature gage is higher to cause condensation temperature higher,
The work efficiency of condenser in reduction system then reduces the efficiency of system.
The content of the invention
The defects of in order to solve the prior art, the present invention provide a kind of heat pump of high-temp water source system, both can be in refrigeration
The efficiency of raising system, and heating capacity can be improved in heating.
Purpose to realize the present invention, is achieved using following technical scheme：
A kind of heat pump of high-temp water source system heats Xun Huan, compressor, condensation including refrigerant circulation, user's refrigeration cycle, user
Device, expansion valve, evaporator are in turn connected to form refrigerant circulation by refrigerant pipe, and user terminal, evaporator pass through user pipe phase
Company forms user's refrigeration cycle, and user terminal, condenser are connected to form user by user pipe and heat Xun Huan, the refrigerant circulation
Supplementary heat exchanger is further included, supplementary heat exchanger is connected between evaporator and compressor；The heat pump of high-temp water source system is also wrapped
High-temperature water refrigeration cycle, high-temperature water heating Xun Huan are included, high-temp water source, supplementary heat exchanger, condenser are connected to form height by pipeline
Warm water refrigeration cycle, high-temp water source, supplementary heat exchanger, evaporator are connected to form high-temperature water heating Xun Huan by pipeline.
Heat pump of high-temp water source system includes two operating modes：Heating condition and cooling condition.User terminal hot water is supplied during heating,
User terminal cold water is supplied during refrigeration.
Either heating condition and cooling condition, refrigerant circulation is all in working condition.It is high that high temperature is discharged from compressor
The refrigerant of pressure becomes the refrigerant of cryogenic high pressure, then becomes low temperature by expansion valve after being exchanged heat into condenser
The refrigerant of low pressure enters back into evaporator and carries out the refrigerant that heat exchange becomes high-temperature low-pressure, enters back into supplementary heat exchanger and changed
Heat finally returns to the working cycles that compressor completes primary coolant.
Under heating condition, user's refrigeration cycle and high-temperature water refrigeration cycle are in off working state, and user heats Xun Huan
It is in running order with high-temperature water heating Xun Huan.
In user heats Xun Huan, from the water that user terminal is discharged, temperature raises after condenser, with refrigerant heat exchanger, then
User terminal is returned to, so as to convey hot water for user terminal.In high-temperature water heating Xun Huan, the high-temperature water taken out from high-temp water source enters
Supplementary heat exchanger, temperature declines after carrying out first time heat exchange with refrigerant, enters back into evaporator, is changed for the second time with refrigerant
Temperature further declines after heat, eventually passes back to high-temp water source or discharge system.Supplementary heat exchanger can changing with supplementary heat exchanger
Thermal technology makees, and improves the heat exchange area of refrigerant and high-temperature water, so that refrigerant fully exchanges heat, makes full use of the heat of high-temp water source
Amount.
Under cooling condition, user heats Xun Huan and high-temperature water heating Xun Huan in off working state, user's refrigeration cycle
It is in running order with high-temperature water refrigeration cycle.
In user's refrigeration cycle, from the water that user terminal is discharged, temperature declines after evaporator, with refrigerant heat exchanger, then
User terminal is returned to, so as to convey cold water for user terminal.In high-temperature water refrigeration cycle, the high-temperature water taken out from high-temp water source passes through
Temperature declines after supplementary heat exchanger, with refrigerant heat exchanger, rises using temperature after condenser and refrigerant heat exchanger, eventually passes back to
High-temp water source or discharge system.The high-temperature water temperature that supplementary heat exchanger discharges high-temp water source declines, and allows its conduct
The cooling water of condenser takes away the condensation heat of refrigerant.In addition, refrigerant first passes through supplementary heat exchanger before compressor is returned to
It exchanges heat with the high-temperature water of high-temp water source discharge, can realize overheat, improve the reliability of compressor.
Further, user's refrigeration cycle further includes first user's refrigeration valve, user terminal, first user's refrigeration valve
Door, evaporator are in turn connected to form user's refrigeration cycle by user pipe；
The user heats Xun Huan and further includes the first user heating valve, and user terminal, the first user heat valve, condenser passes through
User pipe is in turn connected to form user and heats Xun Huan.
Further, user's refrigeration cycle further includes second user refrigeration valve, user terminal, first user's refrigeration valve
Door, evaporator, second user refrigeration valve are in turn connected to form user's refrigeration cycle by user pipe；
The user heats cycle and further includes second user heating valve, and user terminal, the first user heat valve, condenser, the
Two users heat valve and are in turn connected to form user's heating cycle by user pipe.
Under heating condition, first user's refrigeration valve and second user refrigeration valve are closed, and the first user heats valve
Valve opening is heated with second user.The pent first user's refrigeration valve of the connecting path of user terminal and condenser and second
User's refrigeration valve blocks, and first user of the water through unlatching discharged from user terminal heats flow direction valve evaporator, with refrigerant
Temperature raises after heat exchange, then flows back to user terminal by the second user heating valve of unlatching, so as to convey hot water for user terminal.
Under cooling condition, the first user heats valve and second user heating valve is closed, first user's refrigeration valve
It is opened with second user refrigeration valve.Pent first user of the connecting path of user terminal and evaporator heats valve and second
User heats valve blocks, and first user refrigeration valve of the water through unlatching discharged from user terminal flows to condenser, with refrigerant
Temperature raises after heat exchange, then flows back to user terminal by the second user refrigeration valve of unlatching, so as to convey cold water for user terminal.
Further, the high-temperature water refrigeration cycle further includes the first high-temperature water refrigeration valve, high-temp water source, auxiliary heat-exchanging
Device, the first high-temperature water refrigeration valve, condenser are in turn connected to form high-temperature water refrigeration cycle by pipeline；
The high-temperature water heating Xun Huan further includes the first high-temperature water heating valve, high-temp water source, supplementary heat exchanger, the first high-temperature water
Heating valve, evaporator are in turn connected to form high-temperature water heating Xun Huan by pipeline.
Further, the high-temperature water refrigeration cycle further includes the second high-temperature water refrigeration valve, high-temp water source, auxiliary heat-exchanging
Device, the first high-temperature water refrigeration valve, condenser, the second high-temperature water refrigeration valve are in turn connected to form high-temperature water by pipeline and freeze
Xun Huan；
The high-temperature water heating Xun Huan further includes the second high-temperature water heating valve, high-temp water source, supplementary heat exchanger, the first high-temperature water
Heating valve, evaporator, the second high-temperature water refrigeration valve are in turn connected to form high-temperature water heating Xun Huan by pipeline.
Under heating condition, the first high-temperature water refrigeration valve and the second high-temperature water refrigeration valve are closed, the first high-temperature water system
Thermal valve door and the second high-temperature water heating valve opening.Pent first high-temperature water of the connecting path of supplementary heat exchanger and condenser
Refrigeration valve and the second high-temperature water refrigeration valve block, and first is carried out from the high-temperature water that high-temp water source takes out by supplementary heat exchanger
Then secondary heat exchange heats flow direction valve evaporator by the first high-temperature water of unlatching and carries out second of heat exchange, finally by unlatching
The second high-temperature water heating valve return to high-temp water source or discharge system so that refrigerant fully exchanges heat, improve system
Heating capacity.
Under cooling condition, the first high-temperature water heating valve and the second high-temperature water heating valve are closed, the first high-temperature water system
Low temperature valve door and the second high-temperature water refrigeration valve are opened.Pent first high-temperature water of the connecting path of supplementary heat exchanger and evaporator
Valve and the second high-temperature water heating valve blocks are heated, from the high-temperature water that high-temp water source takes out by supplementary heat exchanger, with refrigeration
Temperature declines after agent heat exchange, then flows to the cooling that condenser is used as condenser by the first high-temperature water refrigeration valve of unlatching
Water takes away the condensation heat of refrigerant, returns to high-temp water source finally by the second high-temperature water refrigeration valve of unlatching or discharge is
System so as to reduce the operating pressure of condenser, improves cooling system efficiency.
Further, user's refrigeration cycle and user, which heat, further includes in cycle using side water circulating pump, user terminal,
First user's refrigeration valve, evaporator, using side water circulating pump are sequentially connected shape at second user refrigeration valve by user pipe
Into user's refrigeration cycle；User terminal, the first user heat valve, condenser, second user and heat valve, use side water circulating pump
User is in turn connected to form by user pipe and heats Xun Huan.
Increase in user's refrigeration cycle and user heat Xun Huan using side water circulating pump, can improve in user pipe
Hydraulic pressure, ensure that user's refrigeration cycle and user heat the flowing of water in cycle, so as to for user terminal constantly provide cold water or
Hot water.
Further, user's refrigeration cycle and user, which heat, further includes in cycle using side expansion tank, user terminal,
First user's refrigeration valve, evaporator, second user refrigeration valve, using side expansion tank, using side water circulating pump by using
Family pipeline is in turn connected to form user's refrigeration cycle；User terminal, the first user heat valve, condenser, second user heating valve
Door is in turn connected to form user's heating cycle using side expansion tank, using side water circulating pump by user pipe.
In user's refrigeration cycle and user heat Xun Huan, first passed through before water enters user terminal using side swelling water
Case, it is ensured that user's refrigeration cycle and user heat the water pressure in cycle, so as to for user terminal provide stable cold water or
Hot water.
Further, heat source side water circulating pump is further included in the high-temperature water refrigeration cycle and high-temperature water heating Xun Huan, it is high
Warm water source, heat source side water circulating pump, supplementary heat exchanger, the first high-temperature water refrigeration valve, condenser, the second high-temperature water refrigeration valve
High-temperature water refrigeration cycle is in turn connected to form by high-temperature water pipeline；High-temp water source, heat source side water circulating pump, supplementary heat exchanger,
First high-temperature water heating valve, evaporator, the second high-temperature water refrigeration valve are in turn connected to form high-temperature water by high-temperature water pipeline
Heating Xun Huan.
In high-temperature water refrigeration cycle and high-temperature water heating Xun Huan, extracted using heat source side water circulating pump from high-temp water source
High-temperature water ensures continuously to provide high-temperature water for high-temperature water refrigeration cycle and high-temperature water heating Xun Huan.
Compared with prior art, the beneficial effects of the invention are as follows：
（1）During heating, refrigerant carries out heat exchange evaporation by evaporator and supplementary heat exchanger, and heat exchange area increase is conducive to carry
The heating capacity of high system；
（2）During refrigeration, the high-temperature water of heat source side is introduced into supplementary heat exchanger and cools down with low-temperature refrigerant heat exchange, enters back into condensation
Device.Temperature when so can reduce high-temperature water as condenser cooling water reduces system condensing pressure, improves cooling system energy
Effect；
（3）During refrigeration, after refrigerant exchanges heat in evaporator, realize and overheat using supplementary heat exchanger, that improves compressor can
By property.
Description of the drawings
Fig. 1 is the heat pump of high-temp water source system heating Xun Huan schematic diagram of the embodiment of the present invention.
Fig. 2 is that the heat pump of high-temp water source cooling system of the embodiment of the present invention cycles schematic diagram.
Explanation：1. compressor；2. condenser；3. expansion valve；4. evaporator；5. supplementary heat exchanger；6. heat source side recirculated water
Pump；7. use side water circulating pump；9. use side expansion tank；81. the first high-temperature water heats valve；82. the first high-temperature water freezes
Valve；83. the first user heats valve；84. first user's refrigeration valve；85. the second high-temperature water refrigeration valve；86. second uses
Family heats valve；87. second user refrigeration valve；88. the second high-temperature water heats valve.
Solid line represents refrigerant circulation in Fig. 1, Fig. 2, and double dot dash line represents that user's refrigeration cycle, user heat Xun Huan and high temperature
Water refrigeration cycle, high-temperature water heating Xun Huan, solid arrow represent the traffic direction of pipeline internal medium.
Specific embodiment
Attached drawing is only for illustration, it is impossible to be interpreted as the limitation to this patent；It is attached in order to more preferably illustrate the present embodiment
Scheme some components to have omission, zoom in or out, do not represent the size of actual product；To those skilled in the art,
Some known features and its explanation may be omitted and will be understood by attached drawing.
In the description of the present invention, it is to be understood that term " first ", " second " are only used for description purpose, and cannot
It is interpreted as indicating or implies relative importance or imply the quantity of indicated technical characteristic." first " that limits as a result, "
One or more this feature can be expressed or be implicitly included to two " feature.
In the description of the present invention, it is necessary to which explanation, unless otherwise clearly defined and limited, term " installation " " connects
Connect " it should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or be integrally connected；It can be machine
Tool is connected or is electrically connected；It can be directly connected or be indirectly connected with by intermediary, it may be said that two
Connection inside element.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood in the present invention
Concrete meaning.
Technical scheme is described further with reference to the accompanying drawings and examples.
Embodiment
As shown in Figure 1 and Figure 2, a kind of heat pump of high-temp water source system, including refrigerant circulation, user's refrigeration cycle, user's heating
Xun Huan, compressor 1, condenser 2, expansion valve 3, evaporator 4 are in turn connected to form refrigerant circulation, user terminal by refrigerant pipe
10th, evaporator 4 is connected to form user's refrigeration cycle by user pipe, and user terminal 10, condenser 2 are connected shape by user pipe
It heats and cycles into user, the refrigerant circulation further includes supplementary heat exchanger 5, and supplementary heat exchanger 5 is connected to evaporator 4 and compressor
Between 1；The heat pump of high-temp water source system further includes high-temperature water refrigeration cycle, high-temperature water heating Xun Huan, high-temp water source 11, auxiliary
Heat exchanger 5, condenser 2 are connected to form high-temperature water refrigeration cycle by high-temperature water pipeline, and high-temp water source 11, supplementary heat exchanger 5 steam
Hair device 4 is connected to form high-temperature water heating Xun Huan by high-temperature water pipeline.
Heat pump of high-temp water source system includes two operating modes：Heating condition and cooling condition.Hot water is provided during heating to user
End 10 provides cold water during refrigeration to user terminal 10.
Either heating condition and cooling condition, refrigerant circulation is all in working condition.It is high that high temperature is discharged from compressor 1
The refrigerant of pressure becomes the refrigerant of cryogenic high pressure, then becomes low by expansion valve 3 after being exchanged heat into condenser 2
The refrigerant of warm low pressure, enters back into evaporator 4 and carries out heat exchange and become the refrigerant of high-temperature low-pressure, enter back into supplementary heat exchanger 5 into
Row heat exchange finally returns to the working cycles that compressor 1 completes primary coolant.
Under heating condition, user's refrigeration cycle and high-temperature water refrigeration cycle are in off working state, and user heats Xun Huan
It is in running order with high-temperature water heating Xun Huan.
In user heats Xun Huan, from the water that user terminal 10 is discharged by condenser 2, with temperature liter after refrigerant heat exchanger
Height returns user terminal 10, so as to convey hot water for user terminal 10.In high-temperature water heating Xun Huan, taken out from high-temp water source 11
High-temperature water enter supplementary heat exchanger 5, with refrigerant carry out first time heat exchange after temperature decline, evaporator 4 is entered back into, with refrigeration
Agent carries out temperature after exchanging heat second and further declines, and eventually passes back to high-temp water source 11 or discharge system.Supplementary heat exchanger 5 can
With the heat exchange work of supplementary heat exchanger 4, the heat exchange area of refrigerant and high-temperature water is improved, so that refrigerant fully exchanges heat, is filled
Divide the heat using high-temp water source 11.
Under cooling condition, user heats Xun Huan and high-temperature water heating Xun Huan in off working state, user's refrigeration cycle
It is in running order with high-temperature water refrigeration cycle.
In user's refrigeration cycle, from the water that user terminal 10 is discharged by under evaporator 4, with temperature after refrigerant heat exchanger
Drop, returns user terminal 10, so as to convey cold water for user terminal 10.In high-temperature water refrigeration cycle, taken out from high-temp water source 11
High-temperature water by supplementary heat exchanger 5, declines with temperature after refrigerant heat exchanger, using warm after condenser 2 and refrigerant heat exchanger
Degree rises, and eventually passes back to high-temp water source 11 or discharge system.Supplementary heat exchanger 5 makes the high temperature coolant-temperature gage that high-temp water source 11 is discharged
Decline, and allow its cooling water as condenser 2, take away the condensation heat of refrigerant.In addition, refrigerant is returning to compressor
The high-temperature water that supplementary heat exchanger 5 is discharged with high-temp water source 11 is first passed through before 1 to exchange heat, can realize overheat, improves compression
The reliability of machine 1.
Further, user's refrigeration cycle further includes first user's refrigeration valve 84 and second user refrigeration valve
87, user terminal 10, first user's refrigeration valve 84, evaporator 4, second user refrigeration valve 87 are sequentially connected by user pipe
Form user's refrigeration cycle；The user heats Xun Huan and further includes the first user heating valve 83 and second user heating valve
86, user terminal 10, the first user heat valve 83, condenser 2, second user heating valve 86 and are sequentially connected by user pipe
It forms user and heats Xun Huan.
The output terminal of user terminal 10 is connected respectively with condenser 2, evaporator 4 by user pipe, is exported in user terminal 10
The user pipe being connected with condenser 2 is held to be equipped with the first user and heats valve 83, is connected in 10 output terminal of user terminal with evaporator 4
The user pipe connect is equipped with first user's refrigeration valve 84；The input terminal of user terminal 10 is logical with condenser 2, evaporator 4 respectively
User pipe connection is crossed, being equipped with second user in the user pipe being connected in 10 input terminal of user terminal with condenser 2 heats valve
86, second user refrigeration valve 87 is equipped in the user pipe being connected in 10 input terminal of user terminal with evaporator 4.
Under heating condition, first user's refrigeration valve 84 and second user refrigeration valve 87 are closed, the first user heating
Valve 83 and second user heating valve 86 are opened.The connecting path pent first of 10 output terminal of user terminal and evaporator 4
User's refrigeration valve 84 blocks, the second user refrigeration valve that the connecting path of 10 input terminal of user terminal and evaporator 4 is also turned off
Door 87 blocks, and first user of the water through unlatching discharged from 10 output terminal of user terminal heats valve 83 and flow to condenser 2, with refrigeration
Temperature raises after agent heat exchange, then flows back to 10 input terminal of user terminal by the second user heating valve 86 of unlatching, so as to be user
10 conveying hot water of end.
Under cooling condition, the first user heats valve 83 and second user heating valve 86 is closed, the first user refrigeration
Valve 84 and second user refrigeration valve 87 are opened.The connecting path pent first of 10 input terminal of user terminal and condenser 2
User heats valve 83 and blocks, and the second user that the connecting path of 10 output terminal of user terminal and condenser 2 is also turned off heats valve
Door 86 blocks, and first user refrigeration valve 84 of the water through unlatching discharged from 10 output terminal of user terminal flows to evaporator 4, with refrigeration
Temperature declines after agent heat exchange, then flows back to 10 input terminal of user terminal by the second user refrigeration valve 87 of unlatching, so as to be user
10 conveying cold water of end.
Further, the high-temperature water refrigeration cycle further includes the first high-temperature water refrigeration valve 82 and the second high-temperature water refrigeration
Valve 85, high-temp water source 11, supplementary heat exchanger 5, the first high-temperature water refrigeration valve 82, condenser 2, the second high-temperature water refrigeration valve
85 are in turn connected to form high-temperature water refrigeration cycle by high-temperature water pipeline；The high-temperature water heating Xun Huan further includes the first high-temperature water
Heat valve 81 and second high-temperature water heating valve 88, high-temp water source 11, supplementary heat exchanger 5, the first high-temperature water heating valve 81,
Evaporator 4, the second high-temperature water refrigeration valve 88 are in turn connected to form high-temperature water heating Xun Huan by high-temperature water pipeline.
The input terminal of the output terminal connection supplementary heat exchanger 5 of high-temp water source 11, the output terminal of supplementary heat exchanger 5 respectively with it is cold
Condenser 2, evaporator 4 are connected by high-temperature water pipeline, in the high-temperature water pipeline that 5 output terminal of supplementary heat exchanger is connected with condenser 2
The first high-temperature water refrigeration valve 82 is equipped with, is equipped on the high-temperature water pipeline being connected in 11 input terminal of high-temp water source with evaporator 4
First high-temperature water heats valve 81；The input terminal of high-temp water source 11 is connected respectively with condenser 2, evaporator 4 by high-temperature water pipeline
It connects, the second high-temperature water refrigeration valve 85 is equipped on the high-temperature water pipeline being connected in 11 input terminal of high-temp water source with condenser 2, in height
The high-temperature water pipeline that 11 input terminal of warm water source is connected with evaporator 4 is equipped with the second high-temperature water and heats valve 88.
Under heating condition, the first high-temperature water refrigeration valve 82 and the second high-temperature water refrigeration valve 85 are closed, the first high temperature
Water heating valve 81 and second high-temperature water heating valve 88 is opened.The connecting path quilt of 5 output terminal of supplementary heat exchanger and condenser 2
The the first high-temperature water refrigeration valve 82 closed blocks, what the connecting path of 11 input terminal of high-temp water source and condenser 2 was also turned off
Second high-temperature water refrigeration valve 85 blocks, and from the high-temperature water that high-temp water source 11 takes out by supplementary heat exchanger 5 change for the first time
Then heat, then by the first high-temperature water of unlatching heat valve 81 and flow to evaporator and carry out second and exchange heat passes through the of unlatching
Two high-temperature water heating valve 88 flows back to high-temp water source 11 or discharge system, so that refrigerant fully exchanges heat, improves system
Heating capacity.
Under cooling condition, the first high-temperature water heating valve 81 and second high-temperature water heating valve 88 is closed, the first high temperature
82 and second high-temperature water refrigeration valve 85 of water refrigeration valve is opened.The connecting path quilt of 5 output terminal of supplementary heat exchanger and evaporator 4
The the first high-temperature water heating valve 81 closed blocks, what the connecting path of 11 input terminal of high-temp water source and evaporator 4 was also turned off
Second high-temperature water heating valve 88 blocks, and the high-temperature water taken out from high-temp water source 11 exchanges heat by supplementary heat exchanger 5, then leads to
It crosses the first high-temperature water refrigeration valve 82 opened and flows to cooling water of the condenser as condenser, it is then high by the second of unlatching
Warm water refrigeration valve 85 flow back into high-temp water source 11 or discharge system, so as to reduce the operating pressure of condenser, improves system
Refrigeration efficiency.
Further, user's refrigeration cycle and user, which heat, further includes in Xun Huan using side water circulating pump 7, user terminal
10th, first user's refrigeration valve 84, evaporator 4, second user refrigeration valve 87, using side water circulating pump 7 pass through user pipe
It is in turn connected to form user's refrigeration cycle；User terminal 10, the first user heat valve 83, condenser 2, second user heating valve
86th, user is in turn connected to form by user pipe using side water circulating pump 7 and heats Xun Huan.
In the present embodiment, connection 10 input terminal of user terminal and condenser 2, evaporator 4 user pipe on be set using
Side water circulating pump 7.Increase in user's refrigeration cycle and user heat Xun Huan using side water circulating pump 7, user can be improved
Hydraulic pressure in pipeline ensures that user's refrigeration cycle and user heat the flowing of water in Xun Huan, so as to constantly be carried for user terminal 10
For cold water or hot water.
Further, user's refrigeration cycle and user, which heat, further includes in Xun Huan using side expansion tank 9, user terminal
10th, first user's refrigeration valve 84, evaporator 4, second user refrigeration valve 87, using side expansion tank 9, use side recirculated water
Pump 7 is in turn connected to form user's refrigeration cycle by user pipe；User terminal 10, the first user heat valve 83, condenser 2,
Second user heating valve 86 is in turn connected to form use using side expansion tank 9, using side water circulating pump 7 by user pipe
Family heating Xun Huan.
In the present embodiment, connection 10 input terminal of user terminal and condenser 2, evaporator 4 user pipe on be set using
Side expansion tank 9.In user's refrigeration cycle and user heat Xun Huan, first passed through before water enters user terminal 10 swollen using side
Swollen water tank 9, it is ensured that the water pressure in user's refrigeration cycle and user's heating cycle is stable so as to be provided for user terminal 10
Cold water or hot water.
Further, heat source side water circulating pump 6 is further included in the high-temperature water refrigeration cycle and high-temperature water heating Xun Huan, it is high
Warm water source 11, heat source side water circulating pump 6, supplementary heat exchanger 5, the first high-temperature water refrigeration valve 82, condenser 2, the second high-temperature water
Refrigeration valve 85 is in turn connected to form high-temperature water refrigeration cycle by high-temperature water pipeline；High-temp water source 11, heat source side water circulating pump
6th, supplementary heat exchanger 5, the first high-temperature water heating valve 81, evaporator 4, the second high-temperature water refrigeration valve 88 pass through high-temperature water pipeline
It is in turn connected to form high-temperature water heating Xun Huan.
In the present embodiment, heat source is set on high-temperature water pipeline of connection 11 output terminal of high-temp water source with supplementary heat exchanger 5
Side water circulating pump 6, in high-temperature water refrigeration cycle and high-temperature water heating cycle, using heat source side water circulating pump 6 from high-temp water source
Extracting high-temperature water in 11 ensures continuously to provide high-temperature water for high-temperature water refrigeration cycle and high-temperature water heating Xun Huan.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
All any modification, equivalent and improvement made within the spirit and principle of invention etc., should be included in the claims in the present invention
Protection domain within.
Claims (8)
1. a kind of heat pump of high-temp water source system heats Xun Huan, compressor including refrigerant circulation, user's refrigeration cycle, user（1）、
Condenser（2）, expansion valve（3）, evaporator（4）Refrigerant circulation, user terminal are in turn connected to form by refrigerant pipe（10）, evaporation
Device（4）User's refrigeration cycle, user terminal are connected to form by user pipe（10）, condenser（2）It is connected shape by user pipe
It heats and cycles into user, which is characterized in that the refrigerant circulation further includes supplementary heat exchanger（5）, supplementary heat exchanger（5）It is connected to
Evaporator（4）And compressor（1）Between；
The heat pump of high-temp water source system further includes high-temperature water refrigeration cycle, high-temperature water heating Xun Huan, high-temp water source（11）, auxiliary
Heat exchanger（5）, condenser（2）High-temperature water refrigeration cycle, high-temp water source are connected to form by pipeline（11）, supplementary heat exchanger（5）、
Evaporator（4）High-temperature water heating Xun Huan is connected to form by pipeline.
2. heat pump of high-temp water source system according to claim 1, which is characterized in that user's refrigeration cycle further includes
One user's refrigeration valve（84）, user terminal（10）, first user's refrigeration valve（84）, evaporator（4）By user pipe successively
Connection forms user's refrigeration cycle；
The user heats Xun Huan and further includes the first user heating valve（83）, user terminal（10）, the first user heat valve
（83）, condenser（2）User is in turn connected to form by user pipe and heats Xun Huan.
3. heat pump of high-temp water source system according to claim 2, which is characterized in that user's refrigeration cycle further includes
Two user's refrigeration valves（87）, user terminal（10）, first user's refrigeration valve（84）, evaporator（4）, second user refrigeration valve
（87）User's refrigeration cycle is in turn connected to form by user pipe；
The user heats Xun Huan and further includes second user heating valve（86）, user terminal（10）, the first user heat valve
（83）, condenser（2）, second user heating valve（86）User is in turn connected to form by user pipe and heats Xun Huan.
4. according to claim 1-3 any one of them heat pump of high-temp water source systems, which is characterized in that the high-temperature water refrigeration is followed
Ring further includes the first high-temperature water refrigeration valve（82）, high-temp water source（11）, supplementary heat exchanger（5）, the first high-temperature water refrigeration valve
（82）, condenser（2）High-temperature water refrigeration cycle is in turn connected to form by pipeline；
The high-temperature water heating Xun Huan further includes the first high-temperature water heating valve（81）, high-temp water source（11）, supplementary heat exchanger
（5）, the first high-temperature water heating valve（81）, evaporator（4）High-temperature water heating Xun Huan is in turn connected to form by pipeline.
5. heat pump of high-temp water source system according to claim 4, which is characterized in that the high-temperature water refrigeration cycle further includes
Second high-temperature water refrigeration valve（85）, high-temp water source（11）, supplementary heat exchanger（5）, the first high-temperature water refrigeration valve（82）, condensation
Device（2）, the second high-temperature water refrigeration valve（85）High-temperature water refrigeration cycle is in turn connected to form by pipeline；
The high-temperature water heating Xun Huan further includes the second high-temperature water heating valve（88）, high-temp water source（11）, supplementary heat exchanger
（5）, the first high-temperature water heating valve（81）, evaporator（4）, the second high-temperature water refrigeration valve（88）Shape is sequentially connected by pipeline
It heats and cycles into high-temperature water.
6. heat pump of high-temp water source system according to claim 5, which is characterized in that user's refrigeration cycle and user's system
It is further included in thermal cycle using side water circulating pump（7）, user terminal（10）, first user's refrigeration valve（84）, evaporator（4）,
Two user's refrigeration valves（87）, use side water circulating pump（7）User's refrigeration cycle is in turn connected to form by user pipe；User
End（10）, the first user heat valve（83）, condenser（2）, second user heating valve（86）, use side water circulating pump（7）
User is in turn connected to form by user pipe and heats Xun Huan.
7. heat pump of high-temp water source system according to claim 5, which is characterized in that user's refrigeration cycle and user's system
It is further included in thermal cycle using side expansion tank（9）, user terminal（10）, first user's refrigeration valve（84）, evaporator（4）,
Two user's refrigeration valves（87）, use side expansion tank（9）, use side water circulating pump（7）Shape is sequentially connected by user pipe
Into user's refrigeration cycle；User terminal（10）, the first user heat valve（83）, condenser（2）, second user heating valve
（86）, use side expansion tank（9）, use side water circulating pump（7）User is in turn connected to form by user pipe and heats Xun Huan.
8. heat pump of high-temp water source system according to claim 5, which is characterized in that the high-temperature water refrigeration cycle and high temperature
Heat source side water circulating pump is further included in water heating Xun Huan（6）, high-temp water source（11）, heat source side water circulating pump（6）, supplementary heat exchanger
（5）, the first high-temperature water refrigeration valve（82）, condenser（2）, the second high-temperature water refrigeration valve（85）By high-temperature water pipeline successively
Connection forms high-temperature water refrigeration cycle；High-temp water source（11）, heat source side water circulating pump（6）, supplementary heat exchanger（5）, the first high temperature
Water heats valve（81）, evaporator（4）, the second high-temperature water refrigeration valve（88）High temperature is in turn connected to form by high-temperature water pipeline
Water heating Xun Huan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711460761.5A CN108088107A (en) | 2017-12-28 | 2017-12-28 | A kind of heat pump of high-temp water source system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711460761.5A CN108088107A (en) | 2017-12-28 | 2017-12-28 | A kind of heat pump of high-temp water source system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108088107A true CN108088107A (en) | 2018-05-29 |
Family
ID=62180349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711460761.5A Pending CN108088107A (en) | 2017-12-28 | 2017-12-28 | A kind of heat pump of high-temp water source system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108088107A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116592536A (en) * | 2023-06-09 | 2023-08-15 | 森创中汇(北京)热电科技有限公司 | Dual-cycle refrigerating and heating system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1436979A (en) * | 2002-02-06 | 2003-08-20 | 三洋电机株式会社 | Air conditioner |
| CN101089518A (en) * | 2006-06-12 | 2007-12-19 | 扬州辛普森中央空调制造有限公司 | Air-cooled water-cooled double-evaporator hot water unit |
| CN204665746U (en) * | 2015-05-29 | 2015-09-23 | 杭州河源空调有限公司 | The double-resource integrated water chiller-heater unit of thermal source offset-type |
| CN107166582A (en) * | 2017-05-11 | 2017-09-15 | 珠海格力电器股份有限公司 | air conditioner cooling water system, air conditioner system and air conditioner cooling water system control method |
| CN207649156U (en) * | 2017-12-28 | 2018-07-24 | 广东申菱环境系统股份有限公司 | A kind of heat pump of high-temp water source system |
-
2017
- 2017-12-28 CN CN201711460761.5A patent/CN108088107A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1436979A (en) * | 2002-02-06 | 2003-08-20 | 三洋电机株式会社 | Air conditioner |
| CN101089518A (en) * | 2006-06-12 | 2007-12-19 | 扬州辛普森中央空调制造有限公司 | Air-cooled water-cooled double-evaporator hot water unit |
| CN204665746U (en) * | 2015-05-29 | 2015-09-23 | 杭州河源空调有限公司 | The double-resource integrated water chiller-heater unit of thermal source offset-type |
| CN107166582A (en) * | 2017-05-11 | 2017-09-15 | 珠海格力电器股份有限公司 | air conditioner cooling water system, air conditioner system and air conditioner cooling water system control method |
| CN207649156U (en) * | 2017-12-28 | 2018-07-24 | 广东申菱环境系统股份有限公司 | A kind of heat pump of high-temp water source system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116592536A (en) * | 2023-06-09 | 2023-08-15 | 森创中汇(北京)热电科技有限公司 | Dual-cycle refrigerating and heating system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202993655U (en) | Double-supercooling heat pump | |
| CN207065926U (en) | The gas engine heat pump system that a kind of waste heat efficiently utilizes | |
| CN105466063A (en) | Heat pump system | |
| CN104913541B (en) | Stirling cycle and the direct-coupled refrigeration machine of Vapor Compression Refrigeration Cycle and method | |
| CN104075510A (en) | Part heat recovery air conditioning unit and refrigerant control method thereof | |
| CN103759457B (en) | The cold storage few ammonia high-efficiency refrigerating system of ammonia freezer | |
| CN216716781U (en) | Waste heat recycling system of freeze dryer | |
| CN202521848U (en) | Air source heat pump water heater with supercooling copper pipe | |
| CN207649156U (en) | A kind of heat pump of high-temp water source system | |
| CN108988109A (en) | Dual temperature water cooling unit for laser | |
| CN108088107A (en) | A kind of heat pump of high-temp water source system | |
| CN106610145A (en) | Air source heat pump heating system and control method thereof | |
| CN105890211B (en) | A kind of accumulation of energy interconnection heat pump system of suitable cold district heat supply | |
| CN208738603U (en) | A kind of dual temperature water cooling unit for laser | |
| CN207416860U (en) | Air source heat pump system with intermediate air supplement for railway vehicle | |
| CN203550287U (en) | Electroplating heat pump for heating electroplating liquid | |
| CN203478734U (en) | Liquor refrigerator | |
| CN215951817U (en) | Heat pump system with air-supplementing and enthalpy-increasing functions | |
| CN110230882A (en) | A kind of Trans-critical cycle CO using phase-changing energy-storing2Air-source system | |
| CN201488395U (en) | Water-cooling type module unit with function of direct-heating type water heater | |
| CN211233429U (en) | Novel high-efficient multi-mode overlapping high temperature heat pump set | |
| CN104344592A (en) | Condenser unit with injector for steam compression refrigeration | |
| CN208536437U (en) | The two-way Biodge device of air source heat pump changes in temperature unit expansion valve | |
| CN209165859U (en) | A kind of economic benefits and social benefits water chilling unit system recycled based on steam condensate | |
| CN207113282U (en) | Fume hot-water single-double effect compound type lithium bromide absorption type refrigeration unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |