CN108224845A - A kind of systems for air conditioning and control method - Google Patents
A kind of systems for air conditioning and control method Download PDFInfo
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- CN108224845A CN108224845A CN201711389712.7A CN201711389712A CN108224845A CN 108224845 A CN108224845 A CN 108224845A CN 201711389712 A CN201711389712 A CN 201711389712A CN 108224845 A CN108224845 A CN 108224845A
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- Prior art keywords
- heat
- solenoid valve
- branch
- accumulation
- air
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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
- F25B30/00—Heat pumps
- F25B30/02—Heat pumps of the compression type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D11/00—Central heating systems using heat accumulated in storage masses
- F24D11/02—Central heating systems using heat accumulated in storage masses using heat pumps
- F24D11/0214—Central heating systems using heat accumulated in storage masses using heat pumps water heating system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
-
- 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
-
- 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
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
-
- 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
- F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
- F25B2400/24—Storage receiver heat
-
- 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
- F25B2600/00—Control issues
- F25B2600/25—Control of valves
- F25B2600/2519—On-off valves
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/12—Hot water central heating systems using heat pumps
Abstract
The invention discloses a kind of systems for air conditioning and control methods, belong to air-conditioning technical field.The air-conditioning system includes refrigerant pipeline, accumulation of heat branch, heat dissipation branch and electromagnetic valve device, refrigerant pipeline includes the first coolant loop and the second coolant loop, first coolant loop is connected by outdoor unit with heat-exchange unit by pipeline to be formed, second coolant loop is connected by pipeline with the heat-exchange unit by indoor units and formed, first coolant loop and the second coolant loop carry out heat exchange by heat-exchange unit, accumulation of heat branch includes regenerative apparatus, the connection and disconnection of electromagnetic valve device control refrigerant pipeline, accumulation of heat branch and the branch that radiates.Beneficial effects of the present invention：It is designed by the hardware pipeline to regenerative apparatus, increase heat accumulation function, heat sinking function and outdoor unit combination linkage, the complementation for hot function of regenerative apparatus, the design capacity of outdoor unit can effectively be reduced, for air-conditioning total system, the use of electric energy, the efficiency of lifting system can be reduced.
Description
Technical field
The present invention relates to air-conditioning technical field, more particularly to a kind of systems for air conditioning and control method.
Background technology
Increase regenerative apparatus within air-conditioning systems, accumulation of heat, regenerative apparatus are carried out to regenerative apparatus by outdoor unit operating
Heat supply can be carried out to indoor units, in this way, indoor units can operate flexibly, at times, be used on the inside of supply chamber, avoid electricity consumption
Wave crest, realization keeps away peak with regard to paddy, reduces electric cost.But the operating of the shortcomings that above technology mainly regenerative apparatus is single,
Accumulation of heat and heat discharging operation can only be individually carried out, and without functions such as linkage, complementations, that is, it can not achieve in accumulation of heat module to indoor units
Situation of the outdoor unit directly to indoor unit heat supply is realized while heat dissipation, can not realize and be waited if necessary by outdoor unit
The situation of heating operation is directly carried out to indoor unit.
Invention content
An embodiment of the present invention provides a kind of systems for air conditioning and control methods, it is intended to solve existing regenerative apparatus operating
It is single, it can only individually carry out accumulation of heat and heat discharging operation, and the problem of without functions such as linkage, complementations.For the embodiment to disclosure
Some aspects there are one basic understanding, simple summary is shown below.The summarized section is not extensive overview, nor
It determines key/critical component or describes the protection domain of these embodiments.Its sole purpose is to be in simple form
Some existing concepts, in this, as the preamble of following detailed description.
The present invention provides a kind of systems for air conditioning and control methods, are set by the hardware pipeline to regenerative apparatus
Meter, increase regenerative apparatus heat accumulation function, heat sinking function and outdoor unit supply hot function various combinations, by regenerative apparatus with
Combination linkage, the complementation of outdoor unit function can effectively reduce the design capacity of outdoor unit, for air-conditioning total system
Speech, reduces the use of electric energy, improves the efficiency of air-conditioning system.
It is according to embodiments of the present invention in a first aspect, provide a kind of systems for air conditioning, the systems for air conditioning packet
It includes：
Refrigerant pipeline, including the first coolant loop and the second coolant loop, first coolant loop by outdoor unit and
Heat-exchange unit is connected by pipeline and formed, and second coolant loop is connected by indoor units with the heat-exchange unit by pipeline
Composition, first coolant loop and second coolant loop carry out heat exchange by the heat-exchange unit, wherein, described the
Two coolant loops include first that both ends are connect respectively with the first end of the first end of the heat-exchange unit and the indoor units
Refrigerant branch and both ends are connect second cold with the second end of the second end of the indoor units and the heat-exchange unit respectively
Matchmaker's branch；
Accumulation of heat branch, the first end of the accumulation of heat branch are connect with the first refrigerant branch, and the of the accumulation of heat branch
Two ends are connect with the second refrigerant branch, and the accumulation of heat branch road is equipped with regenerative apparatus, for carrying out accumulation of heat or heat dissipation；
Radiate branch, and the heat dissipation branch connects respectively with the first end of the regenerative apparatus and the second refrigerant branch
It connects；
Electromagnetic valve device, for controlling company's through and off of the refrigerant pipeline, the accumulation of heat branch or the heat dissipation branch
It opens.
Second aspect according to embodiments of the present invention provides a kind of control method of air-conditioning system, the control method
Include the following steps：
Obtain the operational mode of the air-conditioning system；
According to the operational mode of the air-conditioning system, first solenoid valve, the second solenoid valve, the third are controlled
The open and close of solenoid valve or the 4th solenoid valve.
Second aspect according to embodiments of the present invention additionally provides a kind of control method of air-conditioning system, the controlling party
Method includes the following steps：
Obtain the operational mode of the air-conditioning system；
According to the operational mode of the air-conditioning system, the 5th solenoid valve, the 6th solenoid valve or described the are controlled
The open and close of seven solenoid valves.
Technical solution provided in an embodiment of the present invention can include the following benefits：
1st, by the redesign to air-conditioning regenerative apparatus hardware pipeline, to increase each of heat accumulation function and heat-production functions
Kind combination is linked by the combination of regenerative apparatus and outdoor unit function, is complementary, can effectively reduce the design appearance of outdoor unit
Amount.
2nd, by investigating use environment, by the control to air-conditioning system difference operational mode, the use of user is corresponded to
Period, the use of electric energy can be reduced, while promote user's comforts of use.
It should be understood that above general description and following detailed description are only exemplary and explanatory, not
It can the limitation present invention.
Description of the drawings
Attached drawing herein is incorporated into specification and forms the part of this specification, shows the implementation for meeting the present invention
Example, and be used to explain the principle of the present invention together with specification.
Fig. 1 is the structure chart according to a kind of systems for air conditioning shown in an exemplary embodiment；
Fig. 2 is the structure chart according to another systems for air conditioning shown in an exemplary embodiment；
Fig. 3 is the structure chart that another systems for air conditioning is shown according to an exemplary embodiment；
Fig. 4 is the structure chart run according to a kind of systems for air conditioning heating mode shown in an exemplary embodiment；
Fig. 5 is the structure chart according to a kind of systems for air conditioning accumulation of heat mode operation shown in an exemplary embodiment；
Fig. 6 is the structure according to a kind of systems for air conditioning accumulation of heat shown in an exemplary embodiment and heating mode operation
Figure；
Fig. 7 is the structure run according to a kind of systems for air conditioning heat dissipation heating mode shown in an exemplary embodiment
Figure；
Fig. 8 is the structure run according to a kind of systems for air conditioning heat dissipation shown in an exemplary embodiment and heating mode
Figure；
Fig. 9 is the structure chart run according to another systems for air conditioning heating mode shown in an exemplary embodiment；
Figure 10 is the structure chart according to another systems for air conditioning accumulation of heat mode operation shown in an exemplary embodiment；
Figure 11 is run according to another systems for air conditioning accumulation of heat shown in an exemplary embodiment and heating mode
Structure chart；
Figure 12 is the knot run according to another systems for air conditioning heat dissipation heating mode shown in an exemplary embodiment
Composition；
Figure 13 is run according to another systems for air conditioning heat dissipation shown in an exemplary embodiment and heating mode
Structure chart.
Reference sign：1- regenerative apparatus；2- outdoor units；21- compressors；22- gas-liquid separators；23- four-way valves；
24- condensers；25- electric expansion valves；3- indoor units；4- heat-exchange units；41- water-refrigerant heat exchanger；42- water flow switches；
43- system water supply devices；44- system return devices；45- swelling water tanks；46- safety valves；47- water pumps；5- electromagnetic valve devices；51-
One solenoid valve；52- second solenoid valves；53- third solenoid valves；The 4th solenoid valves of 54-；The 5th solenoid valves of 55-；The 6th electromagnetism of 56-
Valve；The 7th solenoid valves of 57-.
Specific embodiment
The following description and drawings fully show specific embodiments of the present invention, to enable those skilled in the art to
Put into practice them.Embodiment only represents possible variation, and unless explicitly requested, otherwise individual components and functionality is optional, and
And the sequence of operation can change.The part of some embodiments and feature can be included in or replace other embodiments
Part and feature.The range of embodiment of the present invention includes the entire scope of claims and the institute of claims
There is obtainable equivalent.Herein, each embodiment can individually or generally be represented that this is only with term " invention "
It is merely for convenience, and if in fact disclosing the invention more than one, it is not meant to automatically limit the range of the application
For any single invention or inventive concept.Herein, relational terms such as first and second and the like are used only for one
Entity, which either operates to distinguish with another entity or operation, to be existed without requiring or implying between these entities or operation
Any practical relationship or sequence.Moreover, term " comprising ", "comprising" or its any other variant be intended to it is non-exclusive
Property include so that process, method or equipment including a series of elements not only include those elements, but also including
It other elements that are not explicitly listed or further includes as this process, method or the intrinsic element of equipment.Do not having
In the case of more limitations, the element that is limited by sentence " including one ... ", it is not excluded that in the process including the element, side
Also there are other identical elements in method or equipment.Each embodiment herein is described by the way of progressive, each to implement
What example stressed is all difference from other examples, and identical similar portion is mutually referring to i.e. between each embodiment
It can.
Fig. 1 is the structure chart according to a kind of systems for air conditioning shown in an exemplary embodiment.
In the alternative embodiment, a kind of systems for air conditioning is provided, including：
Refrigerant pipeline, including the first coolant loop and the second coolant loop, first coolant loop is by 2 He of outdoor unit
Heat-exchange unit 4 is connected by pipeline and formed, and second coolant loop passes through pipeline by indoor units 3 and the heat-exchange unit 4
Connection composition, first coolant loop and second coolant loop carry out heat exchange by the heat-exchange unit 4, wherein,
Second coolant loop includes both ends and connects respectively with the first end of the first end of the heat-exchange unit 4 and the indoor units 3
The the first refrigerant branch connect and both ends connect respectively with the second end of the indoor units 3 and the second end of the heat-exchange unit 4
The the second refrigerant branch connect；
Accumulation of heat branch, the first end of the accumulation of heat branch are connect with the first refrigerant branch, and the of the accumulation of heat branch
Two ends are connect with the second refrigerant branch, and the accumulation of heat branch road is equipped with regenerative apparatus 1, for carrying out accumulation of heat or heat dissipation；
Radiate branch, and the heat dissipation branch connects respectively with the first end of the regenerative apparatus 1 and the second refrigerant branch
It connects；
Electromagnetic valve device 5, for controlling company's through and off of the refrigerant pipeline, the accumulation of heat branch or the heat dissipation branch
It opens.
In practical applications, when the outdoor unit 2 works, the coolant media of the outdoor unit 2 is from the outdoor unit
The second end outflow of group 2 enters the heat-exchange unit 4 from the second end of the heat-exchange unit 4 and carries out heat exchange, and described first is cold
Coolant media in matchmaker circuit carries out heat exchange by the coolant media in the heat-exchange unit 4 and second coolant loop.
It is flowed out by the coolant media in first coolant loop of heat exchange from the first end of the heat-exchange unit 4, then from described
The first end of outdoor unit 2 enters the outdoor unit 2.By the coolant media in second coolant loop of heat exchange from
The first end outflow of the heat-exchange unit 4 enters the indoor units 3 from the first end of the indoor units 3 and carries out heat supply, connects
It, coolant media is flowed out from the second end of the indoor units 3, then is flowed into from the second end of the heat-exchange unit 4, this process is not
Disconnected cycle carries out.
Further, by the coolant media in second coolant loop of heat exchange from the of the heat-exchange unit 4
One end is flowed out, and enters the regenerative apparatus 1 by the accumulation of heat branch, and accumulation of heat is carried out to the regenerative apparatus 1.If necessary
It carves, the regenerative apparatus 1 can carry out heat supply to the indoor units 3.Can the air-conditioning be controlled by the electromagnetic valve device 5
The operational mode of system.
The embodiment enables the accumulation of heat of the regenerative apparatus 1 and heat sinking function and the confession hot merit of the outdoor unit 2
Can combination linkage, have complementary functions, for example, general northern area day temperature is higher than night temperatures, the load on air-conditioning daytime is usual
It is the 60-75% in evening, therefore, it is possible to use the vacant period on daytime carries out accumulation of heat, can not only utilizes the outdoor at night
Unit 2 carries out heat supply to the indoor units 3, also carries out heat supply to the indoor units 3 using the regenerative apparatus 1, uses
To make up the high-load operation at night, 2 capacity requirement of outdoor unit can be reduced, for air-conditioning total system, reduces electric energy
Use, improve the efficiency of air-conditioning system, also improve user's comforts of use.
In some optional embodiments, the electromagnetic valve device 5 includes：
First solenoid valve 51, set on the first refrigerant branch road；
Second solenoid valve 52, set on accumulation of heat branch road, and set on the first refrigerant branch and the regenerative apparatus 1
Between；
Third solenoid valve 53, set on the second refrigerant branch road；With
4th solenoid valve 54, the first end set on the heat dissipation branch road, and the heat dissipation branch are connected to the accumulation of heat
The accumulation of heat branch between device 1 and the second solenoid valve 52, the second end of the heat dissipation branch are connected to the interior
The second refrigerant branch between unit 3 and the third solenoid valve 53.
The embodiment realizes the electromagnetic valve device 5 to control the regenerative apparatus 1, the outdoor unit 2 and described
Connection and disconnection between indoor units 3.
In some optional embodiments, first solenoid valve 51, the second solenoid valve 52, the third solenoid valve 53
It is two-way electromagnetic valve with the 4th solenoid valve 54.Using the two-way electromagnetic valve, high temperature resistant, leakproofness is strong, and valve cup and leads
The lubricating action of fluid is dexterously utilized to inner room, abrasion can be effectively reduced, prolonged the service life.
In some optional embodiments, the indoor units 3 include wind disk, floor heating etc..
In some optional embodiments, the regenerative apparatus 1 includes hot water storage tank and electric heater, and the electric heater is used
In the heating hot water storage tank.The embodiment can make up situation during 2 underload of outdoor unit.
In some optional embodiments, the systems for air conditioning further includes electromagnetic valve device controller, the solenoid valve
Setup Controller automatically controls the method for operation of the electromagnetic valve device 5 according to preset time.For example, it heats for north of china in winter
Outdoor environment temperature condition, since day and night temperature is at 10 DEG C or so, in order to reach identical indoor temperature, outdoor unit load on daytime is
70% or so of night based on this situation, can control the fortune of the electromagnetic valve device 5 by the electromagnetic valve device controller
Line mode, and then the systems for air conditioning is controlled in the period 8:00-18:Heating mode, accumulation of heat pattern, accumulation of heat are carried out in 00
It is run with three kinds of situations of heating mode, in the period 18:00-8:Two kinds of heat dissipation heating, heat dissipation and heating mode feelings are carried out in 00
Condition is run.By this set-up mode, for the outdoor unit 2 and air conditioner, the electric energy of outdoor unit 2 is reduced
It uses, improves the efficiency of air conditioner.
Fig. 2 is the structure chart according to another systems for air conditioning shown in an exemplary embodiment.
In the alternative embodiment, the electromagnetic valve device 5 includes：
5th solenoid valve 55, set on the first refrigerant branch road；
6th solenoid valve 56, set on the node of the accumulation of heat branch and the heat dissipation branch, and the 6th solenoid valve
56 first interface leads to the second interface of the 6th solenoid valve 56, and the third interface of the 6th solenoid valve 56 leads to described
The second interface of 6th solenoid valve 56；With
7th solenoid valve 57, set on the second refrigerant branch road, and set on the accumulation of heat branch and the heat dissipation branch
Between.
Further, the first interface of the 6th solenoid valve 56 and third interface are into media end, the 6th electromagnetism
The second interface of valve 56 is media end.
The embodiment realizes the electromagnetic valve device 5 to control the regenerative apparatus 1, the outdoor unit 2 and described
Connection and disconnection between indoor units 3, and then realize the different operational modes of the air-conditioning system.
In practical applications, according to the operational mode of the air-conditioning system, the 5th solenoid valve 55, the described 6th are controlled
The open and close of solenoid valve 56 or the 7th solenoid valve 57.
In some optional embodiments, the 5th solenoid valve 55 and the 7th solenoid valve 57 are two-way electromagnetic valve, institute
The 6th solenoid valve 56 is stated as three-way magnetic valve.The embodiment can simplify pipeline.
Further, the 6th solenoid valve 56 is 3-position-3-way solenoid valve.
Fig. 3 is the structure chart according to another systems for air conditioning shown in an exemplary embodiment.
In the alternative embodiment, the outdoor unit 2 includes compressor 21, gas-liquid separator 22, four-way valve 23, condensation
Device 24 and electric expansion valve 25, the compressor 21, the gas-liquid separator 22, the four-way valve 23, the condenser 24 with
The electric expansion valve 25 passes through pipeline connection.The heat-exchange unit 4 includes water-refrigerant heat exchanger 41, water flow switch 42, system
Water-feed 43, system return device 44, swelling water tank 45, safety valve 46 and water pump 47, the water-refrigerant heat exchanger 41, the water
Stream switch 42, the system water supply device 43, the system return device 44, the swelling water tank 45, the safety valve 46 and described
Water pump 47 passes through pipeline connection.Wherein, the outdoor unit 22 and the heat-exchange unit 44 by the water-refrigerant heat exchanger into
Row heat exchange.
In some optional embodiments, the heat-exchange unit 4 is water fluorine heat-exchange unit.
Fig. 4 is the structure chart run according to a kind of systems for air conditioning heating mode shown in an exemplary embodiment.
The operational mode of the air-conditioning system is obtained, according to the operational mode of the air-conditioning system, control first electricity
The open and close of magnet valve 51, the second solenoid valve 52, the third solenoid valve 53 or the 4th solenoid valve 54.
In the alternative embodiment, when the operational mode is heating mode, first solenoid valve 51 and described is controlled
Third solenoid valve 53 is opened, and the second solenoid valve 52 and the 4th solenoid valve 54 is controlled to close.Wherein, the heating mode
Refer to that the outdoor unit 2 heats to the indoor units 3.
In practical applications, 2 heating operation of outdoor unit, after carrying out heat exchange by the heat-exchange unit 4, by
It is closed in the second solenoid valve 52 and the 4th solenoid valve 54, the outdoor unit 2 cannot be carried out to the regenerative apparatus 1
Heat supply, the outdoor unit 2 realize indoor heating function directly to 3 heat supply of indoor units.
Fig. 5 is the structure chart according to a kind of systems for air conditioning accumulation of heat mode operation shown in an exemplary embodiment.
In the alternative embodiment, when the operational mode is accumulation of heat pattern, the second solenoid valve 52 is controlled to open, controlled
First solenoid valve 51, the third solenoid valve 53 and the 4th solenoid valve 54 is made to close.Wherein, the accumulation of heat pattern refers to
Be the outdoor unit give 1 accumulation of heat of regenerative apparatus.
In practical applications, 2 heating operation of outdoor unit, after carrying out heat exchange by the heat-exchange unit 4, by
It is closed in first solenoid valve 51, the third solenoid valve 53 and the 4th solenoid valve 54, the outdoor unit 2 cannot give
3 heat supply of indoor units, the outdoor unit 2 carry out heat supply directly to the regenerative apparatus 1, reach the regenerative apparatus 1
Heat accumulation function.
Fig. 6 is the structure according to a kind of systems for air conditioning accumulation of heat shown in an exemplary embodiment and heating mode operation
Figure.
In the alternative embodiment, when the operational mode is accumulation of heat and heating mode, control first solenoid valve 51,
The second solenoid valve 52 and the third solenoid valve 53 are opened, and the 4th solenoid valve 54 is controlled to close.Wherein, the accumulation of heat
The outdoor unit 2 is referred to 1 accumulation of heat of regenerative apparatus with heating mode, and the outdoor unit 2 returns the indoor unit
3 heat supplies of group.
In practical applications, 2 heating operation of outdoor unit, after carrying out heat exchange by the heat-exchange unit 4, institute
The indoor units 3 can be flowed by open first solenoid valve 51 and supplied by stating the part of intaking of regenerative apparatus 1
Heat, and then realize and heat to indoor, another part can be fed directly to by the open second solenoid valve 52
The regenerative apparatus 1 carries out accumulation of heat, realizes the function of 1 accumulation of heat of regenerative apparatus and indoor heating.
Fig. 7 is the structure run according to a kind of systems for air conditioning heat dissipation heating mode shown in an exemplary embodiment
Figure.
In the alternative embodiment, when the operational mode is heat dissipation heating mode, 51 He of the first solenoid valve is controlled
4th solenoid valve 54 is opened, and the second solenoid valve 52 and the third solenoid valve 53 is controlled to close.Wherein, the heat dissipation
Heating mode refers to that the regenerative apparatus 1 to 3 heat supply of indoor units, realizes indoor heating function.
In practical applications, the outdoor unit 2 is inoperative or standby, and the 4 water side of heat-exchange unit is made by water pump
With closing alone cycle is carried out, water inlet flows directly into the indoor units 3 by first solenoid valve 51 opened and is supplied
Heat, and then realize and heat to indoor, after flow comes out from indoor, flowed by open the 4th solenoid valve 54
Enter to the regenerative apparatus 1 and absorb heat, such water circulation is, it can be achieved that the regenerative apparatus 1 is directly used in after radiating to institute
Indoor unit heat supply is stated, and then realizes and heats to indoor, realizes the function of heat dissipation heating.
Fig. 8 is the structure run according to a kind of systems for air conditioning heat dissipation shown in an exemplary embodiment and heating mode
Figure.
In the alternative embodiment, when the operational mode is heat dissipation and heating mode, control first solenoid valve 51,
The third solenoid valve 53 and the 4th solenoid valve 54 are opened, and the second solenoid valve 52 is controlled to close.Wherein, the heat dissipation
The regenerative apparatus 1 is referred to 3 heat supply of indoor units with heating mode, and the outdoor unit 2 is to the indoor units 3
Indoor heating function is realized in heat supply.
In practical applications, on the one hand, the water inlet of the heat-exchange unit 4 is direct by first solenoid valve 51 opened
It flows into the indoor units 3 and carries out heat supply, and then realize and heat to indoor, after flow comes out from indoor, pass through
The 4th solenoid valve 54 opened is flowed into the regenerative apparatus 1 and absorbs heat, and such water circulation is, it can be achieved that the accumulation of heat
Device 1 is directly used in after radiating to the indoor unit heat supply, and on the other hand, 2 heating operation of outdoor unit is changed by described
After heat engine group 4 carries out heat exchange, water inlet flows into the indoor units 3 by first solenoid valve 51 and carries out heat supply, with this
Realize indoor heating function.
Fig. 9 is the structure chart run according to another systems for air conditioning heating mode shown in an exemplary embodiment.
The operational mode of the air-conditioning system is obtained, according to the operational mode of the air-conditioning system, control the 5th electricity
The open and close of magnet valve 55, the 6th solenoid valve 56 or the 7th solenoid valve 57.
In the alternative embodiment, when the operational mode is heating mode, the 5th solenoid valve 55 and described is controlled
7th solenoid valve 57 is opened, and the second interface of the 6th solenoid valve 56 is controlled to close.
In practical applications, 2 heating operation of outdoor unit, after carrying out heat exchange by the heat-exchange unit 4, by
It is closed in the second interface of the 6th solenoid valve 56, the outdoor unit 2 cannot give the regenerative apparatus 1 to carry out heat supply, institute
Outdoor unit 2 is stated to 3 heat supply of indoor units, realizes indoor heating function.
Figure 10 is the structure chart according to another systems for air conditioning accumulation of heat mode operation shown in an exemplary embodiment.
In the alternative embodiment, when the operational mode is accumulation of heat pattern, the third of the 6th solenoid valve 56 is controlled
Interface is closed, and the first interface of the 6th solenoid valve 56 leads to the second interface of the 6th solenoid valve 56, control described the
Five solenoid valves 55 and the 7th solenoid valve 57 are closed.
In practical applications, 2 heating operation of outdoor unit, after carrying out heat exchange by the heat-exchange unit 4, by
It is closed in the 5th solenoid valve 55 and the 7th solenoid valve 57, the outdoor unit 2 cannot be supplied to the indoor units 3
Heat, the outdoor unit 2 carry out heat supply directly to the regenerative apparatus 1, reach 1 heat accumulation function of regenerative apparatus.
Figure 11 is run according to another systems for air conditioning accumulation of heat shown in an exemplary embodiment and heating mode
Structure chart.
In the alternative embodiment, when the operational mode is accumulation of heat and heating mode, the 6th solenoid valve 56 is controlled
Third interface close, the first interface of the 6th solenoid valve 56 leads to the second interface of the 6th solenoid valve 56, controls
5th solenoid valve 55 and the 7th solenoid valve 57 are opened.
In practical applications, 2 heating operation of outdoor unit, after carrying out heat exchange by the heat-exchange unit 4, institute
The indoor units 3 can be flowed by open the 5th solenoid valve 55 and supplied by stating the part of intaking of regenerative apparatus 1
Heat, and then realize and heat to indoor, another part can pass through the first interface of open the 6th solenoid valve 56
Second interface is passed through, the regenerative apparatus 1 is flowed into and carries out accumulation of heat, realize the work(of 1 accumulation of heat of regenerative apparatus and indoor heating
Energy.
Figure 12 is the knot run according to another systems for air conditioning heat dissipation heating mode shown in an exemplary embodiment
Composition.
In the alternative embodiment, when the operational mode is heat dissipation heating mode, the 5th solenoid valve 55 is controlled to open
It opens, the first interface of the 6th solenoid valve 56 is controlled to close, the third interface of the 6th solenoid valve 56 leads to the described 6th
The second interface of solenoid valve 56 controls the 7th solenoid valve 57 to close.
In practical applications, the outdoor unit 2 is inoperative or standby, and the 4 water side of heat-exchange unit is made by water pump
With closing alone cycle is carried out, water inlet flows directly into the indoor units 3 by the 5th solenoid valve 55 opened and is supplied
Heat, and then realize and heat to indoor, after flow comes out from indoor, pass through open the 6th solenoid valve 56
Third interface leads to second interface, and then is flowed into the regenerative apparatus 1 and absorbs heat, and such water circulation is, it can be achieved that described
Regenerative apparatus 1 is directly used in after radiating to the indoor unit heat supply, and then is realized and heated to indoor, realizes the work(of heat dissipation heating
Energy.
Figure 13 is run according to another systems for air conditioning heat dissipation shown in an exemplary embodiment and heating mode
Structure chart.
In the alternative embodiment, when the operational mode is heat dissipation and heating mode, the 5th solenoid valve 55 is controlled
It is opened with the 7th solenoid valve 57, the first interface of the 6th solenoid valve 56 is controlled to close, the 6th solenoid valve 56
Third interface leads to the second interface of the 6th solenoid valve 56.
In practical applications, 2 heating operation of outdoor unit, after carrying out heat exchange by the heat-exchange unit 4, one
Aspect, the water inlet of the heat-exchange unit 4 flow directly into the indoor units 3 by the 5th solenoid valve 55 opened and are supplied
Heat, and then realize and heat to indoor, after flow comes out from indoor, pass through open the 6th solenoid valve 56
Third interface leads to second interface, and then is flowed into the regenerative apparatus 1 and absorbs heat, and such water circulation is, it can be achieved that described
Regenerative apparatus 1 is directly used in after radiating to the indoor unit heat supply, and on the other hand, 2 heating operation of outdoor unit passes through institute
After stating the progress heat exchange of heat-exchange unit 4, water inlet flows into the indoor units 3 by the 5th solenoid valve 55 and carries out heat supply,
Indoor heating function is realized with this.
It should be understood that the invention is not limited in the flow and structure that are described above and are shown in the drawings,
And various modifications and changes may be made without departing from the scope thereof.The scope of the present invention is only limited by appended claim
System.
Claims (10)
1. a kind of systems for air conditioning, which is characterized in that including：
Refrigerant pipeline, including the first coolant loop and the second coolant loop, first coolant loop is by outdoor unit and heat exchange
Unit is connected by pipeline and formed, and second coolant loop connects group with the heat-exchange unit by indoor units by pipeline
Into, first coolant loop and second coolant loop carry out heat exchange by the heat-exchange unit, wherein, described second
Coolant loop include both ends connect respectively with the first end of the first end of the heat-exchange unit and the indoor units it is first cold
The second refrigerant that matchmaker's branch and both ends are connect respectively with the second end of the second end of the indoor units and the heat-exchange unit
Branch；
Accumulation of heat branch, the first end of the accumulation of heat branch are connect with the first refrigerant branch, the second end of the accumulation of heat branch
It is connect with the second refrigerant branch, the accumulation of heat branch road is equipped with regenerative apparatus, for carrying out accumulation of heat or heat dissipation；
Radiate branch, and the heat dissipation branch is connect respectively with the first end of the regenerative apparatus and the second refrigerant branch；
Electromagnetic valve device, for controlling the connection and disconnection of the refrigerant pipeline, the accumulation of heat branch or the heat dissipation branch.
2. air-conditioning system according to claim 1, which is characterized in that the electromagnetic valve device includes：
First solenoid valve, set on the first refrigerant branch road；
Second solenoid valve, set on accumulation of heat branch road, and set between the first refrigerant branch and the regenerative apparatus；
Third solenoid valve, set on the second refrigerant branch road；With
4th solenoid valve, set on it is described heat dissipation branch road, and it is described heat dissipation branch first end be connected to the regenerative apparatus with
The accumulation of heat branch between the second solenoid valve, it is described heat dissipation branch second end be connected to the indoor units with it is described
The second refrigerant branch between third solenoid valve.
3. air-conditioning system according to claim 2, which is characterized in that first solenoid valve, the second solenoid valve, institute
It is two-way electromagnetic valve to state third solenoid valve and the 4th solenoid valve.
4. air-conditioning system according to claim 1, which is characterized in that the electromagnetic valve device includes：
5th solenoid valve, set on the first refrigerant branch road；
6th solenoid valve, set on the node of the accumulation of heat branch and the heat dissipation branch, and the first of the 6th solenoid valve
Interface leads to the second interface of the 6th solenoid valve, and the third interface of the 6th solenoid valve leads to the 6th solenoid valve
Second interface；With
7th solenoid valve, set on the second refrigerant branch road, and between the accumulation of heat branch and the heat dissipation branch.
5. air-conditioning system according to claim 4, which is characterized in that the 5th solenoid valve and the 7th solenoid valve are
Two-way electromagnetic valve, the 6th solenoid valve are three-way magnetic valve.
6. air-conditioning system according to claim 1, which is characterized in that the regenerative apparatus includes hot water storage tank and electrical heating
Device, the electric heater are used to heat the hot water storage tank.
7. air-conditioning system according to claim 1, which is characterized in that further include electromagnetic valve device controller, the electromagnetism
Valve gear controller automatically controls the method for operation of the electromagnetic valve device according to preset time.
8. a kind of control method of the air-conditioning system in 2-3 such as claim as described in any one, which is characterized in that including：
Obtain the operational mode of the air-conditioning system；
According to the operational mode of the air-conditioning system, first solenoid valve, the second solenoid valve, the third electromagnetism are controlled
The open and close of valve or the 4th solenoid valve.
9. control method according to claim 8, which is characterized in that
When the operational mode is accumulation of heat and heating mode, first solenoid valve, the second solenoid valve and described the are controlled
Three solenoid valves are opened, and the 4th solenoid valve is controlled to close.
10. a kind of control method of the air-conditioning system in 4-5 such as claim as described in any one, which is characterized in that including：
Obtain the operational mode of the air-conditioning system；
According to the operational mode of the air-conditioning system, the 5th solenoid valve, the 6th solenoid valve or the 7th electricity are controlled
The open and close of magnet valve.
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| CN108224845B (en) | 2021-01-08 |
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Effective date of registration: 20201225 Address after: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant after: QINGDAO HAIER AIR CONDITIONER ELECTRIC Co.,Ltd. Applicant after: Haier Zhijia Co.,Ltd. Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant before: QINGDAO HAIER AIR CONDITIONER ELECTRIC Co.,Ltd. |
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