CN108826726A - A kind of changeable function, the efficient trilogy supply air-conditioning water heater system of wide operating condition - Google Patents
A kind of changeable function, the efficient trilogy supply air-conditioning water heater system of wide operating condition Download PDFInfo
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- CN108826726A CN108826726A CN201810840730.0A CN201810840730A CN108826726A CN 108826726 A CN108826726 A CN 108826726A CN 201810840730 A CN201810840730 A CN 201810840730A CN 108826726 A CN108826726 A CN 108826726A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 86
- 238000004378 air conditioning Methods 0.000 title claims abstract description 47
- 239000003507 refrigerant Substances 0.000 claims abstract description 18
- 238000010438 heat treatment Methods 0.000 claims description 52
- 239000007788 liquid Substances 0.000 claims description 19
- 238000010257 thawing Methods 0.000 claims description 15
- 238000005057 refrigeration Methods 0.000 claims description 12
- 238000013461 design Methods 0.000 claims description 11
- 230000008859 change Effects 0.000 claims description 5
- 239000008236 heating water Substances 0.000 claims description 4
- 238000001704 evaporation Methods 0.000 claims description 3
- 230000008014 freezing Effects 0.000 claims 1
- 238000007710 freezing Methods 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- 230000000295 complement effect Effects 0.000 abstract description 11
- 230000000694 effects Effects 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000009833 condensation Methods 0.000 description 5
- 230000005494 condensation Effects 0.000 description 5
- 238000001816 cooling Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004438 eyesight Effects 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000004781 supercooling Methods 0.000 description 2
- 239000008400 supply water Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B7/00—Compression machines, plants or systems, with cascade operation, i.e. with two or more circuits, the heat from the condenser of one circuit being absorbed by the evaporator of the next circuit
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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
- F25B39/00—Evaporators; Condensers
-
- 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
- F25B41/40—Fluid line arrangements
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The present invention discloses a kind of changeable function, the efficient trilogy supply air-conditioning water heater system of wide operating condition, including with air conditioning function the first refrigerating circuit, the second refrigerating circuit of hot water can be provided, first refrigerating circuit includes the first compressor being linked in sequence, the first four way solenoid valve, evaporative condenser, first throttle element, evaporator；Second refrigerating circuit includes the second compressor, the second four way solenoid valve, case tube heat exchanger, the second restricting element, the evaporative condenser；The evaporative condenser is arranged two independent refrigerants and moves towards route.Air-conditioning and hot water machine are separated two sets of autonomous systems by increasing a compressor by the present invention, to solve matching refrigerant hardly possible, the status of control system complexity.The evaporator of the condenser of air-conditioning and hot water machine is combined into one, two circuits is bridged using integral fins, the pipeline of this heat exchanger is made to interlock, improves cold and hot complementary efficiency, and keep the functional category of air-source trilogy supply new product more abundant.
Description
Technical field
The present invention relates to heat switching technology fields, are to be related to a kind of changeable function, wide operating condition efficient three more specifically
Alliance air-conditioning water heater system.
Background technique
Air-source trilogy supply unit is a kind of using electric drive, and using vapor-compression cycle, energy cooling supply is simultaneously for life heat
Water, heating simultaneously domestic hot-water supply, also can individually cooling supply, individually heating, independent domestic hot-water supply equipment, he be different from " it is cold,
Heat, Electricity Federation produce ' trilogy supply ' ".Combine air-conditioning condensation heat recovery technology and heat pump water heating technology, the performance of heat pump water heating
Coefficient is much higher than the water heatings mode such as electric heating or fuel heating, therefore trilogy supply unit is to realize energy-saving and emission-reduction, protection environment
Effective way.
Traditional trilogy supply product, divides unit according to hot water heat exchanger connection type, can be divided mainly into preposition
Tandem, postposition tandem, parallel and combined type, combined type are then the combinations between above-mentioned 3 kinds basic connecting modes.
The shortcomings that preposition series system is before hot water heat exchanger is connected on condenser, this trilogy supply mainly has：
Refrigerant sensible heat and partial coagulation latent heat can be only recycled, when hot water temperature is lower, cooling system amount is relatively low；Because of condenser
Internal volume and refrigerant charge are that centainly, liquid refrigerant is without supercooling before air-cooled condenser general export, throttle mechanism, and throttle machine
The decline of structure mass flow, evaporator feed flow is insufficient, system performance decline；Cooling system amount can be with the rising of hot water supply water temperature
And reduce, air-conditioning effect is poor；In the case where heating simultaneous hot water model, the total heating capacity of unit is limited, and heating is needed reach with hot water and be set
Determine normally heat after temperature, hysteresis is serious, all poor for warm water heating effect.
The shortcomings that postposition series system is hot water heat exchanger to be connected after the condenser, this trilogy supply mainly has：
May only the recovery section latent heat of condensation and refrigerant liquid supercooling heat, the thermal Finite of absorption, water heating effect is particularly poor,
Standard is not achieved in heating coolant-temperature gage；Cooling system amount can be reduced with the rising of hot water supply water temperature, and refrigerant is always
To pass through hot water section, condensation temperature is high, and two aspects cause air-conditioning effect very poor；In the case where heating simultaneous hot water model, unit is total
Heating capacity is limited, all poor for warm water heating effect；Attachment of the pipeline including various valves is too many, and leakage and resistance are all big
It is big to increase, overall performance decline；System is constantly converted, and causes oil return difficult, it is easy to burn out compressor.
Parallel type system can use switching device, realize under any operational mode, and refrigerant only flows through hot water heat exchange
2 heat exchangers in 3 device, condenser and evaporator heat exchangers, can be completed a complete working cycles, this mode can
Recycle whole condenser heats, including sensible heat, latent heat and heat of subcooling.But this trilogy supply still has traditional trilogy supply intrinsic
The shortcomings that, it not can be well solved many harmony problems of the machine two system in the case where realizing multimodal scenario, can be found in detail
What Tong Chunhui, Yu Demao were delivered《Hot and cold, hot water tri-generation Status of Research and prospect based on air-conditioning system》, see second
Chinese refrigeration air-conditioner profession production, teaching & research forum collection of thesis.
Other than with above-mentioned FAQs, existing air-source trilogy supply unit there are the problem of further include：
When water heating, air-conditioning, hot water+air-conditioning several modes are converted, refrigerant can not be able to satisfy a few pipeline heat exchanger devices
Matching causes system uneven, unstable, and overall performance is poor, low efficiency.
Since all kinds of solenoid valves of pipeline are more, so leakage point is more, is easy to be out of order, the complicated maintenance difficult of automatically controlled control.
Intrinsic pipe throttle and part flow arrangement does not adapt to the variation of various operating conditions, and the variation of operating condition leads to overall performance
It is worse.
Summary of the invention
The purpose of the present invention is to provide a kind of changeable functions, the efficient trilogy supply air-conditioning water heater system of wide operating condition, pass through
Independent two compressor forms independently operated two refrigeration cycles, in conjunction with cold and hot complementary change function high-efficiency evaporation and condensation
Device realizes cold and hot " yin yang complementarity ", for cascade refrigeration, dehumidifier, particularly applies system in new air-source trilogy supply
The middle conversion for realizing the multiple functions such as heat exchange area multiplication, complementary defrosting, accumulation of energy heating provides the necessary technical support.
The present invention the technical solution to solve the technical problem is that：Changeable function, the efficient trilogy supply air conditioner water heating machine of wide operating condition
System, including with air conditioning function the first refrigerating circuit, the second refrigerating circuit of hot water can be provided, it is characterised in that：
First refrigerating circuit includes the first compressor being linked in sequence, the first four way solenoid valve, evaporative condenser, first throttle member
Part, evaporator；Second refrigerating circuit includes the second compressor, the second four way solenoid valve, case tube heat exchanger, the second throttling member
Part, the evaporative condenser；The evaporative condenser is arranged two independent refrigerants and moves towards route.
The control system of the unit includes at least three kinds of basic schemas：Air conditioner refrigerating, heating, water heating, in air-conditioning system
When cold, heating, water heating individually carry out, the heat exchange area of evaporative condenser doubles, and air-conditioning water heater system is suitable for high temperature ring
The wide operating condition work of refrigerating operaton, low temperature environment highly effective heating and the efficient water heating of low temperature environment under border.
The unit further includes heating water defrosting and heating defrosting mode, the under heating water defrosting and heating defrosting mode
One, two refrigerating circuits put into operation.It realizes overall process water heating free of discontinuities or for heating, improves water heating or heating effect
Rate, and the heating comfort level guaranteed.
The straight tube that the evaporative condenser includes fin, is interspersed among fin, the both ends connection of straight tube is to form S-shaped friendship
The refrigerant lines trend that mistake is walked, evaporative condenser include two heat exchange branches arranged side by side, and each heat exchange branch is in heat exchanger one
Side forms multiple same row's U-tube sections, is connect and bridged at volt alternately in heat exchanger side by bend design, each heat exchange branch
Same row's U-tube section be sequentially staggered alternately from the straight tube of a row row by bridging elbow enter another row's straight tube
Row.
Each heat exchange branch is divided into three branch of upper, middle and lower and is arranged in parallel, the inlet side connection of the first heat exchange three branch of branch
First dispenser, outlet side connect the first liquid trap；The inlet side of second heat exchange three branch of branch connects the second dispenser, outlet
Side connects the second liquid trap.
First heat exchange branch with second heat exchange branch each other countercurrently.
First dispenser and the first liquid trap are connected in the refrigerating circuit including the first compressor and evaporator, and second point
Liquid device and the second liquid trap are connected in the refrigerating circuit including the second compressor and case tube heat exchanger.The hot water of case tube heat exchanger
Temperature-control electric valve is set on pipe.
Temperature-control electric valve is set on the hot-water line of case tube heat exchanger, realizes the flexible conversion of air-source and water utilization,
Efficiency improves when water utilization.
The trilogy supply air-conditioning water heater system shares the operational mode of ten kinds of change functions.
The beneficial effects of the invention are as follows：
Air-conditioning and hot water machine are separated two sets of autonomous systems by increasing a compressor by the present invention, to solve refrigerant
With difficult, control system complexity status.Thinking that is relatively independent by air-conditioning and hot water machine two systems and involving auxiliary mutually, will
The condenser of air-conditioning and the evaporator of hot water machine are combined into one, and bridge two circuits using integral fins, and by designing small U
Curved and its connection type makes the pipeline of this heat exchanger interlock, and improves cold and hot complementary efficiency, and make air-source trilogy supply new product
Functional category is more abundant.
Bridge staggered with pipeline design by fin, realize cold and hot complementation high efficient heat exchanging, can be used for cascade refrigeration,
It dehumidifier, particularly applies and realizes heat exchange area multiplication, complementary defrosting, accumulation of energy heating etc. in the system of new air-source trilogy supply
The conversion of multiple functions.In the design of finned air-source multiple-supplying air conditioner water heating machine, by bridge joint in the way of, by evaporator with
Condenser is combined with each other, relatively independent middle combination, guarantees that cold and hot two media passes through and realizes cold and hot complementation, meanwhile, lead to
The pipe-line layout design for crossing " plaiting the hair ", improves heat conduction efficiency.
It ensure that air-conditioning system and hot-water heating system have energy storage and handle up and mutual assistance ability, hot environment may be implemented and efficiently make
The work of the wide operating condition of cold, low temperature environment highly effective heating and the efficient water heating of low temperature environment, guarantees extremely hot high temperature and cold district
Superior use.
When individually progress is warmed up in air-conditioning, water heating and lane, heat exchange area doubles, air-conditioning and the raising of water heating efficiency.
Unit heats water defrosting and heating defrosting assists completing by another system, and highly effective defrosting effect is good, realizes complete
Process water heating free of discontinuities or for heating, improves water heating or heat supply efficiency, and the heating comfort level guaranteed.
Detailed description of the invention
Fig. 1 is the control flow chart one of trilogy supply air-conditioning water heater system of the invention.
Fig. 2 is the control flow chart two of trilogy supply air-conditioning water heater system of the invention.
Fig. 3 is the control flow chart three of trilogy supply air-conditioning water heater system of the invention.
Fig. 4 is evaporative condenser structural schematic diagram (main view) of the invention.
Fig. 5 is evaporative condenser structural schematic diagram (side view) of the invention.
Fig. 6 is evaporative condenser structural schematic diagram (top view) of the invention.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", " transverse direction ", "upper", "lower", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings,
Be merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.In addition, term " first ",
" second " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or implicitly indicates indicated technology
The quantity of feature." first " is defined as a result, the feature of " second " can be expressed or it is one or more impliedly to include
This feature.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should broadly understood, for example, it may be being fixedly connected.It may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
The concrete meaning of invention.
As shown in figures 1 to 6, invention provides a kind of changeable function, the efficient trilogy supply air-conditioning water heater system of wide operating condition, including
The first refrigerating circuit with air conditioning function can provide the second refrigerating circuit of hot water, and first refrigerating circuit includes
The first compressor, the first four way solenoid valve, evaporative condenser, first throttle element, evaporator being linked in sequence；Second system
Cold loop includes the second compressor, the second four way solenoid valve, case tube heat exchanger, the second restricting element, the evaporative condenser；Institute
It states evaporative condenser two independent refrigerants of setting and moves towards route.
Wherein, evaporative condenser include fin, the straight tube that is interspersed among fin, the both ends of straight tube by elbow connect with
The refrigerant for forming S-shaped moves towards route, and it includes the straight tube row of 2N row side by side that heat exchanger tube, which is arranged, and N is natural number, and straight tube row changes including two
Hot branch, the straight tube of each branch that exchanges heat is lied prostrate by elbow by row in heat exchanger side to be connect, intersects bridging in the heat exchanger other side,
Volt connects side and forms multiple same row's U-tube sections, and same row's U-tube section of each heat exchange branch is sequentially staggered alternately from a row
Straight tube row by bridging elbow enter another row's straight tube row.Specifically：
Evaporative condenser 10 includes fin 21, the U-shaped refrigeration piping being interspersed among fin, and U-shaped refrigeration piping is exchanging heat
One end of device is connected by elbow 22 and with the refrigerant for forming S-shaped moves towards route comprising four rows side by side straight tube row (25,26,
27,28), four row's straight tubes row includes two heat exchange branch (101,102) side by side, and each heat exchange branch is being exchanged heat with multiple U-tubes
Enter fin 21 (referring to fig. 4, Fig. 6) by socket on the left of device, intersect bridging on the right side of heat exchanger, i.e., on the left of heat exchanger, often
One two straight tube with row's U-tube section is all to arrange in the straight tube of same vertical setting of types, including straight tube arranges (25,26,27,28), often
The one same row's U-tube section for exchanging heat branch, which is sequentially staggered, alternately to be entered separately from the straight tube of row row by the elbow of bridging
One row's straight tube row.As shown in figure 5, same row's U-tube section of the first heat exchange branch 101 passes through big elbow 221 from straight tube row 25 first
Same row's U-tube section on straight tube row 26 is jumped to, same row's U-tube section of straight tube row 25 is then returned to by eyesight elbow 222, then is led to
Excessive elbow 221 jumps on straight tube row 26, then returns straight tube row 25, so converts in turn.Second heat exchange branch 102 is first
Same row's U-tube section on straight tube row 25 is first jumped to by eyesight elbow 222 from straight tube row 26, then passes through 221 turns of big elbow again
It is moved back to straight tube row 26, until leaving heat exchanger from the bottom of top set L1.Likewise, be located at straight tube row (27,28) first changes
Hot branch 101 and the second heat exchange branch 102 are also alternately to exchange between straight tube row 27 and straight tube row 28 in turn.Such one
Come, the pipeline of heat exchanger is made to interlock, it is more thorough by the exchange of fin heat, to improve cold and hot complementary efficiency.First heat exchange branch
Road with second heat exchange branch each other adverse current.In this way, the pipeline of heat exchanger is made to interlock, it is more thorough by the exchange of fin heat, thus
Improve cold and hot complementary efficiency.
Each heat exchange branch is divided into three branch of upper, middle and lower and is arranged in parallel.See Fig. 5, L1 indicate four heat exchange branches upper point
Branch part, L2 indicate the middle branch of four heat exchange branches, and L3 indicates the inferior division of four heat exchange branches, and three group of branches are in parallel, make
Heat exchanger bulk temperature is more evenly distributed.
Due to heat exchanger use double three into three go out structure, it is each heat exchange branch three branches by dispenser,
Liquid trap connection, moreover, being connected by the three branches whole import of first, third heat exchange branch, the first dispenser, all outlet connects
Connect the first liquid trap；The second, the three branches whole import of the 4th heat exchange branch connects the second dispenser, outlet the second liquid collecting of connection
Device.
First dispenser and the first liquid trap are connected in the first refrigerating circuit, and the second dispenser is connect with the second liquid trap
In the second refrigerating circuit.Four heat exchange branches adhere to two independent refrigerating circuits separately.As shown in Figure 1, the first refrigerating circuit packet
Include the first compressor 1, the first four way solenoid valve 2, evaporative condenser 10, first throttle element 3, evaporator 4, the first liquid storage device
(not shown).Second refrigerating circuit includes the second compressor 11, the second four way solenoid valve 12, the throttling of case tube heat exchanger 14, second
Element 13, evaporative condenser 10, the second liquid storage device (not shown).
Traditional air-source trilogy supply is all in the case where realizing multimodal scenario due to not can be well solved a machine two system
More harmony problems, such as：Optimum proportioning, the bad adaptability of operating condition variation, heating is not achieved in refrigerant distribution under different mode
Water efficiency and air-conditioner efficiency are low, pipeline and pipe control are complicated, electrical control is complicated, oil return difficulty compressor is burnt, failure is more,
It is difficult to repair etc. technical problem, causes such product problem not mostly to be able to satisfy the market demand, can not survive on the market,
Each heat pump producer stops producing such product.The present invention is relatively independent by air-conditioning and hot water machine two systems and involves auxiliary mutually
Thinking, the evaporator of the condenser of air-conditioning and hot water machine is combined into one, and belong to two independent refrigeration systems, quite
In the evaporator of two independent refrigeration systems to be combined together with condenser, keep total system more optimized.
Moreover, heat exchanger specification is that 4 rows are in-line, fork is arranged, 25 pitch-rows, two circuits are bridged using integral fins, and lead to
It crosses and designs that small U is curved and its connection type, so that the pipeline of this heat exchanger is interlocked, improve cold and hot complementary efficiency.In order to guarantee to freeze
Agent is uniformly distributed, and design of heat exchanger goes out structure at biternary three, and overall performance is optimal.
Evaporator of the heat exchanger as hot water machine, while the condenser as air conditioner, are mounted on room by piping connection
In outer machine.Heat exchanger applications also solve that oil return, overheat, defrosting, Load Regulation of system unit etc. are a series of to ask on product
Topic.
This changeable function, the efficient trilogy supply air-conditioning water heater system of wide operating condition are 3 fixed frequency air conditioner hot water machines, can be expanded
It is designed as frequency conversion, trilogy supply+multi-connected machine, a variety of series of products such as hot environment, low temperature environment, 1-12HP.The component can also be with
For cascade refrigeration equipment and dehumidifier product.
Product of the present invention has it scientific and advanced.
It is scientific：Pass through the cold of the air-cooled type fin tube type to beauty, Gree and hot water machine special manufacturer three same levels
Condenser and evaporator carry out actual test, carry out being designed meter according to heat transfer and channel theory knowledge further according to the parameter of test
Review is calculated, calculated result includes the coefficient of heat transfer, length of tube, number of fins, material cost etc., and carries out Comprehensive Correlation, in this base
Preferably go out on plinth optimum tube diameter, pipe away from, a pitch of fins, piece is wide, flows to and flows to path element parameter etc., by air-source trilogy supply air-conditioning
Hot water machine using new function, design cold and hot bridge joint and become function evaporative condenser, and in novel air source trilogy supply air-conditioning
Practical application is carried out in hot water machine unit.
It is advanced：The works are designed the cold and hot complementary function that becomes on the fin tube type surface-type heat exchanger generally used and are steamed
Feel cold condenser, belongs to innovative design, and compared with traditional superposition type evaporative condenser, the structure of the latter can only be bushing type, pipe
Shell-type and sprinkle sprinkle formula, are used only in the cold and hot exchange or central air-conditioning of cascade refrigeration, and the works pass through fin
Design staggered with pipeline is bridged, cold and hot complementary high efficient heat exchanging is realized, can be used for cascade refrigeration, dehumidifier, particularly answer
With realizing that heat exchange area multiplication, complementary defrosting, accumulation of energy heating, air-source and water source the multiple functions such as flexibly change in systems
Conversion, input " evaporating condensation heat exchanger ", " high-performance heat exchanger ", " superposition type heat exchanger ", " multifunctional heat exchanger ", " it is cold and hot mutually
Mend heat exchanger " etc. National IP Network in keyword searches Chinese patent net and CNKI, there are no any works or the similar works
Invention and design studies.
Although an embodiment of the present invention has been shown and described, those skilled in the art should understand that：Not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this
The range of invention is limited by claim and its equivalent replacement, without creative work improvements introduced etc., should all include
Within protection scope of the present invention.
Claims (9)
1. a kind of changeable function, the efficient trilogy supply air-conditioning water heater system of wide operating condition, it is characterised in that：Including with heat exchange area
First refrigerating circuit of the high-efficiency evaporating heat exchanger of multiplication and its composed tool air conditioning function can provide the of hot water
Two refrigerating circuits, first refrigerating circuit include the first compressor being linked in sequence, the first four way solenoid valve, evaporative condenser
Device, first throttle element, evaporator；Second refrigerating circuit includes the second compressor, the second four way solenoid valve, package heat exchange
Device, the second restricting element, evaporative condenser；The evaporative condenser is arranged two independent refrigerants and moves towards route.
2. changeable function, the efficient trilogy supply air-conditioning water heater system of wide operating condition according to claim 1, it is characterised in that：Institute
The control system for stating unit includes at least three kinds of basic schemas：Air conditioner refrigerating, heating, water heating, in air conditioner refrigerating, heating, system
When hot water individually carries out, the heat exchange area of evaporative condenser doubles, and air-conditioning water heater system is suitable for fortune of freezing under hot environment
The wide operating condition work of row, low temperature environment highly effective heating and the efficient water heating of low temperature environment.
3. changeable function, the efficient trilogy supply air-conditioning water heater system of wide operating condition according to claim 1, it is characterised in that：Institute
Stating unit further includes heating water defrosting and heating defrosting mode, the first and second refrigeration under heating water defrosting and heating defrosting mode
It puts into operation in circuit.
4. changeable function, the efficient trilogy supply air-conditioning water heater system of wide operating condition according to claim 1, it is characterised in that：Institute
The straight tube that evaporative condenser includes fin, is interspersed among fin is stated, the both ends connection of straight tube is to form the system that S-shaped is staggeredly walked
Refrigerant circuit trend, evaporative condenser include two heat exchange branches arranged side by side, and each heat exchange branch forms multiple in heat exchanger side
It with row's U-tube section, is connect and is bridged at volt alternately in heat exchanger side by bend design, same row's U-shaped of each heat exchange branch
Pipeline section is sequentially staggered and alternately arranges from the straight tube of row row by the elbow of bridging into another row's straight tube.
5. changeable function, the efficient trilogy supply air-conditioning water heater system of wide operating condition according to claim 4, it is characterised in that：Often
One heat exchange branch is divided into three branch of upper, middle and lower and is arranged in parallel, and the inlet side of the first heat exchange three branch of branch connects the first liquid separation
Device, outlet side connect the first liquid trap；The inlet side of second heat exchange three branch of branch connects the second dispenser, outlet side connection the
Two liquid traps.
6. changeable function, the efficient trilogy supply air-conditioning water heater system of wide operating condition according to claim 5, it is characterised in that：The
One heat exchange branch with second heat exchange branch each other countercurrently.
7. changeable function, the efficient trilogy supply air-conditioning water heater system of wide operating condition according to claim 6, it is characterised in that：The
One dispenser and the first liquid trap are connected in the refrigerating circuit including the first compressor and evaporator, the second dispenser and second
Liquid trap is connected in the refrigerating circuit including the second compressor and case tube heat exchanger.
8. changeable function, the efficient trilogy supply air-conditioning water heater system of wide operating condition according to claim 7, it is characterised in that：Shell
Temperature-control electric valve is set on the hot-water line of heat exchange of heat pipe.
9. changeable function, the efficient trilogy supply air-conditioning water heater system of wide operating condition according to claim 7, it is characterised in that：Institute
State the operational mode that trilogy supply air-conditioning water heater system shares ten kinds of change functions.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109673134A (en) * | 2018-12-28 | 2019-04-23 | 联想(北京)有限公司 | Electronic equipment, humidity control system |
| WO2020019386A1 (en) * | 2018-07-26 | 2020-01-30 | 佛山光腾新能源股份有限公司 | High-efficiency evaporative condenser with hot and cold complementary variable function |
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| JPH05223285A (en) * | 1992-01-20 | 1993-08-31 | Toshiba Corp | Air conditioner |
| CN2470765Y (en) * | 2000-12-05 | 2002-01-09 | 珠海格力电器股份有限公司 | Outdoor machine of split air conditioner |
| CN103307805A (en) * | 2013-06-14 | 2013-09-18 | 上海海立睿能环境技术有限公司 | Trigeneration heat pump system |
| CN104596155A (en) * | 2015-01-27 | 2015-05-06 | 珠海格力电器股份有限公司 | Fin heat exchanger and air conditioner |
| EP3203176A2 (en) * | 2016-01-12 | 2017-08-09 | Hussmann Corporation | Heat exchanger including coil end close-off cover |
| CN206469548U (en) * | 2016-12-06 | 2017-09-05 | 广东美芝制冷设备有限公司 | Heat-exchanger rig and the refrigeration system with it |
| CN208735961U (en) * | 2018-07-26 | 2019-04-12 | 顺德职业技术学院 | A kind of changeable function, the efficient trilogy supply air-conditioning water heater system of wide operating condition |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH05223285A (en) * | 1992-01-20 | 1993-08-31 | Toshiba Corp | Air conditioner |
| CN2470765Y (en) * | 2000-12-05 | 2002-01-09 | 珠海格力电器股份有限公司 | Outdoor machine of split air conditioner |
| CN103307805A (en) * | 2013-06-14 | 2013-09-18 | 上海海立睿能环境技术有限公司 | Trigeneration heat pump system |
| CN104596155A (en) * | 2015-01-27 | 2015-05-06 | 珠海格力电器股份有限公司 | Fin heat exchanger and air conditioner |
| EP3203176A2 (en) * | 2016-01-12 | 2017-08-09 | Hussmann Corporation | Heat exchanger including coil end close-off cover |
| CN206469548U (en) * | 2016-12-06 | 2017-09-05 | 广东美芝制冷设备有限公司 | Heat-exchanger rig and the refrigeration system with it |
| CN208735961U (en) * | 2018-07-26 | 2019-04-12 | 顺德职业技术学院 | A kind of changeable function, the efficient trilogy supply air-conditioning water heater system of wide operating condition |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020019386A1 (en) * | 2018-07-26 | 2020-01-30 | 佛山光腾新能源股份有限公司 | High-efficiency evaporative condenser with hot and cold complementary variable function |
| CN109673134A (en) * | 2018-12-28 | 2019-04-23 | 联想(北京)有限公司 | Electronic equipment, humidity control system |
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