CN107238152A - A kind of variable-frequency multi-connection type fluorine water system - Google Patents

A kind of variable-frequency multi-connection type fluorine water system Download PDF

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Publication number
CN107238152A
CN107238152A CN201710367577.XA CN201710367577A CN107238152A CN 107238152 A CN107238152 A CN 107238152A CN 201710367577 A CN201710367577 A CN 201710367577A CN 107238152 A CN107238152 A CN 107238152A
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CN
China
Prior art keywords
water
valve
heat
floor heating
component
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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
Application number
CN201710367577.XA
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Chinese (zh)
Inventor
顾小刚
胡永
唐圣
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Trane Air Conditioning Systems China Co Ltd
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Trane Air Conditioning Systems China Co Ltd
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Priority to CN201710367577.XA priority Critical patent/CN107238152A/en
Publication of CN107238152A publication Critical patent/CN107238152A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/06Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units
    • F24F3/065Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units with a plurality of evaporators or condensers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/30Arrangement or mounting of heat-exchangers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B13/00Compression machines, plants or systems, with reversible cycle
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2313/00Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/023Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units
    • F25B2313/0233Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units in parallel arrangements
    • F25B2313/02331Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units in parallel arrangements during cooling
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2313/00Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/023Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units
    • F25B2313/0233Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units in parallel arrangements
    • F25B2313/02334Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units in parallel arrangements during heating
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2313/00Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/027Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means
    • F25B2313/02741Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means using one four-way valve

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Steam Or Hot-Water Central Heating Systems (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

The application provides a kind of variable-frequency multi-connection type fluorine water system, and the system includes central air conditioner system and ground heating system.The ground heating system includes heat-exchanging component and the floor heating component being connected with the heat-exchanging component.The heat-exchanging component includes floor heating magnetic valve, water-side heat, the first floor heating check valve, hot water side reservoir, the second floor heating check valve for the connection that is in series, and each element is connected by pipeline.The floor heating component is connected to the water-side heat, wherein, the floor heating magnetic valve and the second floor heating check valve are connected to the central air conditioner system by pipeline.The refrigerant of the central air conditioner system flows along the heat-exchanging component and heat exchange is carried out at the water-side heat, to provide heat energy to the floor heating component.Increase ground heating system on VRF products, realize a tractor serves several purposes, energy-efficient performance is good.

Description

A kind of variable-frequency multi-connection type fluorine water system
Technical field
The application belongs to the association system technology field of heating and refrigeration, is related to a kind of variable-frequency multi-connection type fluorine water system.
Background technology
VRF (Variable Refrigerant Flow) system refers to comprising an outdoor freezing machine and multiple indoor sets System configuration.The system uses VFC mode, and the number opened by indoor set controls the compressor rotary speed in outdoor unit, Carry out the control of refrigerant flow.When indoor load is uprised, substantial amounts of refrigerant transports to indoor set, more cold to provide Amount/heat.
With people to the lifting of pursuit and the energy-conserving and environment-protective consciousness of house quality of the life, it is necessary to improve the utilization of the energy Rate, and it is unnecessary and slattern to have partial heat in running in VRF systems.Meanwhile, as ground heating system is in family's ring The proportion that border is used gradually increases, and it needs to consume the larger energy to reach the normal heating requirement of system.And floor heating system The heating system for being used to heat water in system occupies larger installing space, reduces the space utilization rate of building.
The content of the invention
In view of this, the application provides a kind of variable-frequency multi-connection type fluorine water system.
Specifically, the application is achieved by the following technical solution:A kind of variable-frequency multi-connection type fluorine water system, the system bag Include central air conditioner system and be connected to the ground heating system of the central air conditioner system;
The ground heating system includes the heat-exchanging component being connected with the central air conditioner system and is connected with the heat-exchanging component Floor heating component, the heat-exchanging component include being in series the floor heating magnetic valve of connection, water-side heat, the first floor heating check valve, Hot water side reservoir, the second floor heating check valve, each element are connected by pipeline;
The floor heating component is connected to the water-side heat, wherein, the floor heating magnetic valve and the second floor heating check valve The central air conditioner system is connected to by pipeline;
The refrigerant of the central air conditioner system flows along the heat-exchanging component and heat is carried out at the water-side heat Exchange, to provide heat energy to the floor heating component.
Alternatively, the floor heating component includes being connected with the water-side heat the first control valve, change with the water side Second control valve of hot device connection and the water water- to-water heat exchanger being connected respectively with second control valve with first control valve, The water water- to-water heat exchanger is used to carry out heat exchange.
Alternatively, first control valve and the second control valve are triple valve, and first control valve is connected with into water Pipe, second control valve is connected with outlet pipe.
Alternatively, provided with water inlet water pump between second control valve and the water-side heat.
Alternatively, the central air conditioner system includes frequency-changeable compressor, air-conditioning magnetic valve, four-way reversing valve, fin heat exchange Device, frequency conversion fan, outdoor electrical expansion valve component, indoor set component, gas-liquid separator, each element are connected by pipeline; The air-conditioning magnetic valve, four-way reversing valve, finned heat exchanger, outdoor electrical expansion valve component, indoor set component are in series connection; The entrance of the gas-liquid separator is connected with four-way reversing valve, the outlet of the gas-liquid separator and the entrance of frequency-changeable compressor It is connected.
Alternatively, the air-conditioning magnetic valve is in parallel with floor heating magnetic valve, and the air-conditioning magnetic valve and floor heating magnetic valve are equal It is connected to the outlet of frequency-changeable compressor;The second floor heating check valve is connected to outdoor electrical expansion valve component and indoor set component Between pipeline on.
Alternatively, the four-way reversing valve includes the first joint, the second joint, the 3rd joint and the 4th joint;The sky Magnetic valve is adjusted to be connected to the first joint, the finned heat exchanger is connected to second joint, and the gas-liquid separator is connected to 3rd joint, the indoor set component is connected to the 4th joint.
Alternatively, the indoor set component includes at least indoor set heat exchanger being arranged in parallel, the indoor set heat exchange Device includes the first pipeline and the second pipeline and the electronic expansion valve of indoor unit on first pipeline.
Alternatively, the indoor set component include be connected to the outdoor electrical expansion valve component the first gathering tube and The second gathering tube of the four-way reversing valve is connected to, first pipeline is connected to first gathering tube, second pipe Road is connected to second gathering tube.
Alternatively, the outdoor electrical expansion valve component includes outdoor electrical expansion valve and expanded with the outdoor electrical The outdoor check valve that valve is arranged in parallel, the outdoor check valve is turned on from finned heat exchanger to the indoor set component direction.
The technical scheme that embodiments herein is provided can include the following benefits:
Water loop and heat recovery circuit are heated by being set up in VRF systems, water heating and recovery are provided using VRF systems Heat in system operation, improves the utilization rate of the energy.Increase hot water on VRF products and ground-heating function realizes that a machine is more With energy-efficient performance is good.Cancel fan coil that high water temperature heats and use indoor set heat exchanger, low-temperature heating demand can be met Ground heating system.By middle water-side heat and indoor carry out heat exchange, so that ground heating system is run, it is not necessary to occupy larger Installing space.The space availability ratio of building is high, and VRF systematic difference scopes further expand.
Brief description of the drawings
Fig. 1 is the pipeline connection diagram of the variable-frequency multi-connection type fluorine water system shown in the exemplary embodiment of the application one.
Fig. 2 is the connection diagram of the ground heating system shown in the exemplary embodiment of the application one.
In figure, frequency-changeable compressor 1;Air-conditioning magnetic valve 2;Four-way reversing valve 3;First joint 3a;Second joint 3b;3rd connects Head 3c;4th joint 3d;Finned heat exchanger 4;Frequency conversion fan 5;Outdoor electrical expansion valve component 6;Outdoor electrical expansion valve 6a;Room Outer check valve 6b;Indoor set component 7;Indoor set heat exchanger 7a;First pipeline 7b;Second pipeline 7c;Electronic expansion valve of indoor unit 7d;First gathering tube 7e;Second gathering tube 7f;Gas-liquid separator 8;Floor heating magnetic valve 9;Water-side heat 10;First control valve 11;First water inlet pipe 11a;Second water inlet pipe 11b;Second control valve 12;First outlet pipe 12a;Second outlet pipe 12b;First Floor heating check valve 13;Hot water side reservoir 14;Second floor heating check valve 15;Water inlet water pump 16;Water water- to-water heat exchanger 17.
Embodiment
Here exemplary embodiment will be illustrated in detail, its example is illustrated in the accompanying drawings.Following description is related to During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment Described in embodiment do not represent all embodiments consistent with the application.On the contrary, they be only with it is such as appended The example of the consistent apparatus and method of some aspects be described in detail in claims, the application.
It is the purpose only merely for description specific embodiment in term used in this application, and is not intended to be limiting the application. " one kind ", " described " and "the" of singulative used in the application and appended claims are also intended to including majority Form, unless context clearly shows that other implications.It is also understood that term "and/or" used herein refers to and wrapped It may be combined containing one or more associated any or all of project listed.
It will be appreciated that though various information, but this may be described using term first, second, third, etc. in the application A little information should not necessarily be limited by these terms.These terms are only used for same type of information being distinguished from each other out.For example, not departing from In the case of the application scope, the first information can also be referred to as the second information, similarly, and the second information can also be referred to as One information.Depending on linguistic context, word as used in this " if " can be construed to " ... when " or " when ... When " or " in response to determining ".
As shown in figure 1, disclosing a kind of variable-frequency multi-connection type fluorine water system in an exemplary implementation, the system includes center Air-conditioning system and the ground heating system for being connected to central air conditioner system.Wherein, central air-conditioning is to freeze and heat, while in utilizing The heating performance water heating or recovery section heat energy of air-conditioning system are entreated, heat energy is transferred to floor heating system in the way of water water exchanges heat System.
Central air conditioner system includes frequency-changeable compressor 1, air-conditioning magnetic valve 2, four-way reversing valve 3, finned heat exchanger 4, frequency conversion Blower fan 5, outdoor electrical expansion valve component 6, indoor set component 7, gas-liquid separator 8, each element are connected by pipeline.Air-conditioning Magnetic valve 2, four-way reversing valve 3, finned heat exchanger 4, outdoor electrical expansion valve component 6, indoor set component 7 are in series connection;Gas The entrance of liquid/gas separator 8 is connected with four-way reversing valve 3, and the outlet of gas-liquid separator 8 is connected with the entrance of frequency-changeable compressor 1 Connect.Wherein, outdoor electrical expansion valve component 6 includes outdoor electrical expansion valve 6a and is arranged in parallel with outdoor electrical expansion valve 6a Outdoor check valve 6b.Outdoor check valve 6b is turned on from finned heat exchanger 4 to the direction of indoor set component 7.
Central air conditioner system is VRF systems, wherein, finned heat exchanger 4 and the outdoor freezing machine of the formation of frequency conversion fan 5 one.Room Interior thermomechanical components 7 include multiple indoor set heat exchanger 7a arranged side by side, are correspondingly arranged at the additional space of building, and such as indoor set exchanges heat Device 7a is located at interior spaces such as room, parlor, operating rooms.Indoor set component 7 is by controlling operating and the four-way of frequency-changeable compressor 1 Reversal valve 3 switches between path and the cooperation of other elements is the mode of operation such as to be freezed or heated.Due to VRF systems IPLV (C) (Integrated Part Load Value) refrigeration combination properties are higher than water dispenser system, meanwhile, in VRF systems In process of refrigerastion, VRF systems do not have water pump to consume energy and whole system is more saved.
Four-way reversing valve 3 is to control the flow direction with refrigerant in regulating system, so as to so that system operation system The mode of operations such as cold and refrigeration.Wherein, four-way reversing valve 3 includes the first joint 3a, the second joint 3b, the 3rd joint 3c and the 4th Joint 3d.Air-conditioning magnetic valve 2 is connected to the first joint 3a, and finned heat exchanger 4 is connected to the second joint 3b, and gas-liquid separator 8 connects The 3rd joint 3c is connected to, indoor set component 7 is connected to the 4th joint 3d.Provided with string between the 4th joint 3d and the 3rd joint 3c Join the breather cheek valve and suction solenoid valve of connection, breather cheek valve is turned on from the 4th joint 3d to the 3rd joint 3c directions.
For example, in cooling mode, refrigerant is flowed into by the first joint 3a, connect from the second joint 3b outflows, then through the 4th Head 3d flows out after flowing into from the 3rd joint 3c.Refrigerant flows successively through four-way reversing valve 3 each joint in the cyclic process, Make each element of cold-producing medium stream through central air conditioner system and complete circulation.Absorption chamber after the refrigerant gasification of thermomechanical components 7 indoors Interior heat, to reduce indoor temperature, reaches the effect of refrigeration.
Indoor set component 7, located at that need to carry out the interior space of heat exchange, is the weight that refrigerant is exchanged heat with room air Want element.In VRF systems, indoor set component 7 includes an at least indoor set heat exchanger 7a.When indoor set heat exchanger 7a quantity exists During two or more, it is arranged in parallel between indoor set heat exchanger 7a.Each indoor set heat exchanger 7a include the first pipeline 7b and The second pipeline 7c and electronic expansion valve of indoor unit 7d on the first pipeline 7b.First pipeline 7b and the second pipeline 7c is room Interior machine heat exchanger 7a output or input site, refrigerant input indoor set from the first pipeline 7b or the second pipeline 7c one of which Heat exchanger 7a, from another one output indoor set heat exchanger 7a.
Indoor set component 7 includes being connected to the first gathering tube 7e of outdoor electrical expansion valve component 6 and being connected to four-way changing To the second gathering tube 7f of valve 3.First pipeline 7b is connected to the first gathering tube 7e, the second pipeline 7c and is connected to the second gathering tube 7f。
When indoor set heat exchanger 7a quantity is in two or more, refrigerant branches to the first pipeline by the first gathering tube 7e 7b, or collected by the first pipeline 7b to the first gathering tube 7e.Accordingly, refrigerant is by flowing by being converged by the second pipeline 7c Always to the second gathering tube 7f, or the second gathering tube 7f branches to the second pipeline 7c.
Central air conditioner system has refrigeration and heats two kinds of mode of operations, and the flow circuit process of its internal refrigeration storage agent is as follows It is shown:
A.VRF refrigeration modes:Frequency-changeable compressor 1 is vented-air-conditioning magnetic valve 2-four-way reversing valve, 3-finned heat exchanger 4-outdoor electrical expansion valve 6a and outdoor check valve 6b-electronic expansion valve of indoor unit 7d throttlings-indoor set heat exchanger of parallel connection The air entry of 7a-3-gas-liquid separator of four-way reversing valve, 8-frequency-changeable compressor 1.
B.VRF heating modes:Frequency-changeable compressor 1 is vented-air-conditioning magnetic valve 2-four-way reversing valve, 3-indoor set heat exchanger 7a-electronic expansion valve of indoor unit 7d-outdoor electrical expansion valve 6a throttlings-finned heat exchanger 4-four-way reversing valve, 3-gas-liquid The air entry of 8-frequency-changeable compressor of separator 1.
As shown in Fig. 2 central air conditioner system is connected to the ground heating system, ground heating system includes what is be connected with central air conditioner system Heat-exchanging component and the floor heating component being connected with heat-exchanging component.Wherein heat-exchanging component is connected and and central hollow with central air conditioner system Subelement on adjusting system constitutes loop, to form water heating/mode of operation such as floor heating pattern and recuperation of heat.Floor heating component is used So that heat exchange is connected and carried out with heat-exchanging component, make on heat transfer to the floor heating component that is produced on heat-exchanging component.
Heat-exchanging component include floor heating magnetic valve 9, water-side heat 10, the first floor heating check valve 13, hot water side reservoir 14, It is connected between second floor heating check valve 15, each element by pipeline.
Wherein:Air-conditioning magnetic valve 2 is in parallel with floor heating magnetic valve 9, and air-conditioning magnetic valve 2 is connected to floor heating magnetic valve 9 The outlet of frequency-changeable compressor 1.Floor heating magnetic valve 9, water-side heat 10, the first floor heating check valve 13, hot water side reservoir 14, Two floor heating check valves 15 are in series connection, and the pipeline being connected between outdoor electrical expansion valve component 6 and indoor set component 7 On.Under the refrigeration or heating mode of VRF systems, the floor heating magnetic valve 9 in ground heating system is closed.
Floor heating component includes the first control valve 11 being connected with water-side heat 10, be connected with water-side heat 10 second Control valve 12 and the water water- to-water heat exchanger 17 being connected respectively with the second control valve 12 with the first control valve 11.Wherein, water-side heat 10 are used to carry out heat exchange with intermediate medium water, and water water- to-water heat exchanger 17 is used to carry out heat exchange with the interior space.First control valve 11 are arranged on the water inlet of water-side heat 10, and the second control valve 12 is arranged on the delivery port of water-side heat 10.Alternatively, First control valve 11 and the second control valve 12 are triple valve, such as water effluent amount ratio adjusting valve or motor-driven valve.
Provided with water inlet water pump 16 between the second control valve 12 and water-side heat 10.By setting water inlet water pump 16 can be with The water intake velocity of water-side heat 10 is improved, and promotes velocity of liquid assets of the intermediate medium water in water water- to-water heat exchanger 17 in pipeline, Improve water water- to-water heat exchanger 17 and the heat exchange efficiency of the interior space, and the heat exchange effect between water-side heat 10 and intermediate medium water Rate.
Central air conditioner system combines to form two kinds of Working moulds of water heating/floor heating pattern and heat recovery mode with heat-exchanging component Formula, the flow circuit process of its internal refrigeration storage agent is as follows:
C. water heating/floor heating pattern:Frequency-changeable compressor 1 is vented-the 10-the first ground of 9-water-side heat of floor heating magnetic valve Warm 13-hot water side of check valve reservoir the 14-the second floor heating 15-outdoor unit of check valve electric expansion valve throttling-fin heat exchange The air entry of 8-frequency-changeable compressor of device 4-four-way reversing valve, 3-gas-liquid separator 1.Under water heating/floor heating pattern, air conditioner electric Magnet valve 2 is closed.
D. heat recovery mode:Frequency-changeable compressor 1 is vented-and the 10-the first floor heating of 9-water-side heat of floor heating magnetic valve is unidirectional 13-hot water side of valve reservoir the 14-the second floor heating 15-electronic expansion valve of indoor unit of check valve 7d throttlings-indoor set heat exchanger The air entry of 7a-3-gas-liquid separator of four-way reversing valve, 8-frequency-changeable compressor 1.In a heat recovery mode, air-conditioning magnetic valve 2 Close.
Refrigerant is transferred heat in heat-exchanging component and the pipeline of element center air-conditioning system by water-side heat 10 Floor heating component.Wherein, intermediate heat transfer WATER AS FLOW MEDIUM can utilize central air conditioner system and the knot of ground heating system directly from domestic hot-water Close to realize heat transfer, the heat transfer effect of ground heating system is good.Central air conditioner system combination ground heating system, has saved ground heating system Installing space, realize effect of a tractor serves several purposes, improve the utilization rate of system.
Under floor heating pattern, the refrigerant for the high pressure-temperature for being exported frequency-changeable compressor 1 by water-side heat 10 is carried out Heat exchange, VRF systems realize Total heat exchange with ground heating system, and the heat that ground heating system can be obtained is sufficient, and ground warm water temperature rises fast, Temperature is high.In a heat recovery mode, VRF systems are arranged to outdoor heat recovery by water-side heat 10 and produces life heat Water, energy utilization rate is high.
Under water heating/floor heating pattern, the heating intermediate heat transfer WATER AS FLOW MEDIUM of water-side heat 10, by switching the first control valve 11 and second control valve 12 output port, can control the flow direction of intermediate heat transfer WATER AS FLOW MEDIUM, make intermediate heat transfer WATER AS FLOW MEDIUM select into Enter floor heating component or exported in hot water form, to realize ground-heating function or water heating function.Accordingly, connect in the first control valve 11 The first water inlet pipe 11a and the second water inlet pipe 11b are connected to, the first outlet pipe 12a and second is connected with the second control valve 12 and is gone out Water pipe 12b, wherein, the first water inlet pipe 11a and the first outlet pipe 12a are used to export intermediate heat transfer WATER AS FLOW MEDIUM in hot water form. Second water inlet pipe 11b and the second outlet pipe 12b is used to input and export water water- to-water heat exchanger 17 by intermediate heat transfer WATER AS FLOW MEDIUM, makes water water Heat exchanger 17 completes heat exchange with the interior space, realizes ground-heating function.
It is noted that the variable-frequency multi-connection type fluorine water system is used as VRF+ ground heating systems:VRF refrigeration, VRF systems can be achieved Heat, floor heating, VRF heat+mode of operation such as floor heating.
The variable-frequency multi-connection type fluorine water system is used as recovery type heat multiple on-line system:VRF refrigeration, VRF can be achieved to heat, heat Water, recuperation of heat, VRF heat+mode of operation such as water heating.
The variable-frequency multi-connection type fluorine water system is used as hybrid multiple combined supply system:Achievable VRF freezes, VRF is heated, Floor heating, VRF heat+and floor heating, water heating, recuperation of heat, VRF heat+mode of operation such as water heating, floor heating+water heating.And this is System can pass through middle water water- to-water heat exchanger 17 and indoor progress heat because of the ground heating system without gas-distributing fan coil pipe, low-temperature heating demand Exchange.Simultaneously contentedly warm it can be heated by switching the first control valve 11 and the second control valve 12 and interrelated logic control Water, application effect is good.
These are only the preferred embodiment of the application, not to limit the application, it is all in spirit herein and Within principle, any modification, equivalent substitution and improvements done etc. should be included within the scope of the application protection.

Claims (10)

1. a kind of variable-frequency multi-connection type fluorine water system, it is characterised in that the system include central air conditioner system and be connected to it is described in Entreat the ground heating system of air-conditioning system;
The ground heating system includes the heat-exchanging component being connected with the central air conditioner system and the ground being connected with the heat-exchanging component Warm component, the heat-exchanging component includes floor heating magnetic valve, water-side heat, the first floor heating check valve, the hot water for the connection that is in series Side reservoir, the second floor heating check valve, each element are connected by pipeline;
The floor heating component is connected to the water-side heat, wherein, the floor heating magnetic valve passes through with the second floor heating check valve Pipeline is connected to the central air conditioner system;
The refrigerant of the central air conditioner system flows along the heat-exchanging component and heat exchange is carried out at the water-side heat, To provide heat energy to the floor heating component.
2. system according to claim 1, it is characterised in that the floor heating component includes being connected with the water-side heat The first control valve, the second control valve for being connected with the water-side heat and with first control valve and the described second control The water water- to-water heat exchanger that valve processed is connected respectively, the water water- to-water heat exchanger is used to carry out heat exchange.
3. system according to claim 2, it is characterised in that first control valve and the second control valve are threeway Valve, first control valve is connected with water inlet pipe, and second control valve is connected with outlet pipe.
4. system according to claim 2, it is characterised in that set between second control valve and the water-side heat Have into water water pump.
5. system according to claim 1, it is characterised in that the central air conditioner system includes frequency-changeable compressor, air-conditioning Magnetic valve, four-way reversing valve, finned heat exchanger, frequency conversion fan, outdoor electrical expansion valve component, indoor set component, gas-liquid separation Device, each element is connected by pipeline;The air-conditioning magnetic valve, four-way reversing valve, finned heat exchanger, outdoor electrical expansion valve Component, indoor set component are in series connection;The entrance of the gas-liquid separator is connected with four-way reversing valve, the gas-liquid separation The outlet of device is connected with the entrance of frequency-changeable compressor.
6. system according to claim 5, it is characterised in that the air-conditioning magnetic valve is in parallel with floor heating magnetic valve, and institute State air-conditioning magnetic valve and be connected to the outlet of frequency-changeable compressor with floor heating magnetic valve;The second floor heating check valve is connected to outdoor On pipeline between electronic expansion valve module and indoor set component.
7. system according to claim 5, it is characterised in that the four-way reversing valve include the first joint, the second joint, 3rd joint and the 4th joint;The air-conditioning magnetic valve is connected to the first joint, and the finned heat exchanger is connected to described second Joint, the gas-liquid separator is connected to the 3rd joint, and the indoor set component is connected to the 4th joint.
8. system according to claim 5, it is characterised in that the indoor set component includes at least Room being arranged in parallel Interior machine heat exchanger, the indoor set heat exchanger includes the first pipeline and the second pipeline and the interior on first pipeline Machine electric expansion valve.
9. system according to claim 8, it is characterised in that the indoor set component includes being connected to the outdoor electrical First gathering tube of expansion valve component and the second gathering tube for being connected to the four-way reversing valve, first pipeline are connected to First gathering tube, second pipeline is connected to second gathering tube.
10. system according to claim 5, it is characterised in that the outdoor electrical expansion valve component includes outdoor electrical Expansion valve and the outdoor check valve being arranged in parallel with the outdoor electrical expansion valve, the outdoor check valve is from finned heat exchanger Turned on to the indoor set component direction.
CN201710367577.XA 2017-05-23 2017-05-23 A kind of variable-frequency multi-connection type fluorine water system Pending CN107238152A (en)

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CN201710367577.XA CN107238152A (en) 2017-05-23 2017-05-23 A kind of variable-frequency multi-connection type fluorine water system

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Application Number Priority Date Filing Date Title
CN201710367577.XA CN107238152A (en) 2017-05-23 2017-05-23 A kind of variable-frequency multi-connection type fluorine water system

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CN107238152A true CN107238152A (en) 2017-10-10

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Application publication date: 20171010