WO2020181963A1 - 空调/热泵拓展功能箱及空调/热泵蓄热制冷系统 - Google Patents

空调/热泵拓展功能箱及空调/热泵蓄热制冷系统 Download PDF

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Publication number
WO2020181963A1
WO2020181963A1 PCT/CN2020/075710 CN2020075710W WO2020181963A1 WO 2020181963 A1 WO2020181963 A1 WO 2020181963A1 CN 2020075710 W CN2020075710 W CN 2020075710W WO 2020181963 A1 WO2020181963 A1 WO 2020181963A1
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WO
WIPO (PCT)
Prior art keywords
branch pipe
level
stage
heat pump
pipeline
Prior art date
Application number
PCT/CN2020/075710
Other languages
English (en)
French (fr)
Chinese (zh)
Inventor
晏飞
Original Assignee
晏飞
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 晏飞 filed Critical 晏飞
Priority to DE112020000585.2T priority Critical patent/DE112020000585T5/de
Publication of WO2020181963A1 publication Critical patent/WO2020181963A1/zh
Priority to US17/394,385 priority patent/US20210364195A1/en

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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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
    • F25B41/24—Arrangement of shut-off valves for disconnecting a part of the refrigerant cycle, e.g. an outdoor part
    • 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
    • F24D15/00—Other domestic- or space-heating systems
    • F24D15/04—Other domestic- or space-heating systems using heat pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H4/00—Fluid heaters characterised by the use of heat pumps
    • F24H4/02—Water heaters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B13/00—Compression machines, plants or systems, with reversible cycle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
    • 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
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/004—Outdoor unit with water as a heat sink or heat source
    • 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
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/023—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units
    • F25B2313/0233—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units in parallel arrangements
    • 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
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/025—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple outdoor units
    • F25B2313/0253—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple outdoor units in parallel arrangements
    • 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
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/031—Sensor arrangements
    • F25B2313/0312—Pressure sensors near the indoor heat exchanger
    • 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
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/031—Sensor arrangements
    • F25B2313/0313—Pressure sensors near the outdoor heat exchanger
    • 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
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/031—Sensor arrangements
    • F25B2313/0314—Temperature sensors near the indoor heat exchanger
    • 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
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/031—Sensor arrangements
    • F25B2313/0315—Temperature sensors near the outdoor heat exchanger
    • 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
    • F25B27/00—Machines, plants or systems, using particular sources of energy
    • F25B27/002—Machines, plants or systems, using particular sources of energy using solar energy
    • F25B27/005—Machines, plants or systems, using particular sources of energy using solar energy in compression type systems

Definitions

  • This application relates to the technical field of air conditioning/heat pump systems, and in particular to an air conditioning/heat pump expansion function box and an air conditioning/heat pump heat storage refrigeration system.
  • the disadvantages are: First, the on-site welding inevitably brings unremovable impurities in the pipeline system of the new unit (the copper oxide skin is separated); second, the cleanliness of the environment cannot be guaranteed at the construction site, and the quality of natural welding (within 30 years) No leakage) is also difficult to guarantee; third, the quality of on-site welding must be guaranteed, and the requirements for installation workers are higher, which is inconvenient for promotion and popularization; fourth, the process of suppressing and leaking after on-site welding is complicated, which will bring many hidden dangers , Waste of working hours and uncomfortable senses.
  • This application provides an air conditioner/heat pump expansion function box and an air conditioner/heat pump heat storage refrigeration system, through which the different receiving heads of the air conditioner/heat pump expansion function box and the preset outdoor unit, indoor unit and radiation assembly can be quickly installed to realize the pipeline
  • the reasonable distribution of the unit improves the energy efficiency of the whole machine, and realizes that the pipeline connection of the unit system is completed under non-oxidation conditions.
  • There is no impurities in the pipeline system the unit has a long life, no welding process on site, simple operation and beautiful appearance, which make the above problems Improved.
  • the air conditioner/heat pump expansion function box according to the embodiment of the first aspect of the present application is applied to an air conditioner/heat pump heat storage refrigeration system.
  • the air conditioner/heat pump expansion function box includes an expansion function box body and two installed in the expansion function box body.
  • Distribution pipeline; each of the two distribution pipelines includes a main circuit and at least one branch connected to the main circuit. Both ends of each main circuit are equipped with an outdoor unit receiving head and an indoor unit receiving head. Subhead, the end of each branch away from the main road is equipped with a radiation component receiving head.
  • All radiation component receiving heads of each distribution pipeline form a radiation component receiving head group, two outdoor units receiving The subheads are respectively configured to be connected to the inlet and outlet of the outdoor unit, the two indoor unit receiving heads are respectively configured to be connected to the inlet and outlet of the indoor unit, and the two sets of radiating component receiving head groups are respectively configured to be connected to the inlet and outlet of the radiating component.
  • Export connection All radiation component receiving heads of each distribution pipeline form a radiation component receiving head group, two outdoor units receiving The subheads are respectively configured to be connected to the inlet and outlet of the outdoor unit, the two indoor unit receiving heads are respectively configured to be connected to the inlet and outlet of the indoor unit, and the two sets of radiating component receiving head groups are respectively configured to be connected to the inlet and outlet of the radiating component.
  • the pipeline is detachably connected with the outdoor unit, the indoor unit or the radiating component through the outdoor unit receiving head, the indoor unit receiving head or the radiating component receiving head, respectively Reasonable distribution improves the energy efficiency of the whole machine, facilitates the improvement of assembly efficiency, realizes that the pipeline connection of the unit system is completed under non-oxidizing conditions, there is no impurities in the pipeline system, the unit has a long life, no welding process on site, simple operation and beautiful appearance .
  • the air conditioner/heat pump heat storage refrigeration system includes an outdoor unit, an indoor unit, a radiation component, and the air conditioner/heat pump expansion function box of the embodiment of the first aspect.
  • the inlet and outlet of the outdoor unit are respectively the same as the air conditioner/
  • the two outdoor units of the two distribution pipelines of the heat pump expansion function box are connected with the two outdoor unit clawi heads, and the inlet and outlet of the indoor unit are respectively connected with the two indoor units of the two distribution pipelines of the air conditioning/heat pump expansion function box.
  • the inlet and outlet of the radiant component are respectively connected to the two sets of radiant component heads of the two distribution pipelines of the air conditioning/heat pump expansion function box.
  • the outdoor unit and the indoor unit are connected through the air conditioning/heat pump expansion function box to form a loop, and the outdoor unit is connected to the radiation
  • the components are connected through the air conditioning/heat pump expansion function box to form a loop, and the indoor unit and the radiant components are connected through the air conditioning/heat pump expansion function box to form a loop.
  • FIG. 1 is a schematic diagram of the first structure of an air conditioning/heat pump heat storage refrigeration system according to an embodiment of the application;
  • Fig. 2 is a schematic diagram of the first structure of the air conditioner/heat pump expansion function box of Fig. 1;
  • Fig. 3 is a schematic diagram of the second structure of the air conditioner/heat pump expansion function box of Fig. 1;
  • Figure 4 is a schematic diagram of the third structure of the air conditioner/heat pump expansion function box of Figure 1;
  • Fig. 5 is a schematic diagram of the fourth structure of the air conditioner/heat pump expansion function box of Fig. 1;
  • Figure 6 is a schematic diagram of the structure of the air conditioner/heat pump expansion function box with sub-function boxes
  • Figure 7 is another structural schematic diagram of the air conditioner/heat pump expansion function box with sub-function boxes
  • FIG. 8 is a schematic diagram of the structure of the radiation unit of the radiation component of FIG. 1;
  • Fig. 9 is a fifth structural schematic diagram of the air conditioner/heat pump expansion function box of Fig. 1;
  • Figure 10 is a schematic diagram of the connection structure of the radiation components of the air conditioning/heat pump heat storage refrigeration system
  • FIG. 11 is a schematic diagram of the sixth structure of the air conditioner/heat pump expansion function box of FIG. 1;
  • Figure 12 is a schematic diagram of the auxiliary function box of the air conditioning/heat pump heat storage refrigeration system
  • FIG. 13 is a schematic diagram of the second structure of the air conditioning/heat pump heat storage refrigeration system according to an embodiment of the application.
  • FIG. 14 is a schematic diagram of a third structure of the air conditioning/heat pump heat storage refrigeration system according to an embodiment of the application.
  • 15 is a schematic diagram of the fourth structure of the air conditioning/heat pump heat storage refrigeration system according to an embodiment of the application.
  • Figure 16 is a refrigerant flow chart of the first refrigeration/dehumidification state of the air conditioning/heat pump heat storage refrigeration system
  • Figure 17 is a refrigerant flow chart of the second refrigeration/dehumidification state of the air conditioning/heat pump heat storage refrigeration system
  • Figure 18 is the third/fourth refrigerant flow chart of the air conditioning/heat pump heat storage refrigeration system
  • Figure 19 is the refrigerant flow chart of the third dehumidification state of the air conditioning/heat pump heat storage refrigeration system
  • Figure 20 is a refrigerant flow chart of the first heating state of the air conditioning/heat pump heat storage refrigeration system
  • Figure 21 is a refrigerant flow chart of the second heating state of the air conditioning/heat pump heat storage refrigeration system
  • Figure 22 is the refrigerant flow chart of the third heating state of the air conditioning/heat pump heat storage refrigeration system
  • Figure 23 is the refrigerant flow chart of the first hot water production state of the air conditioning/heat pump heat storage refrigeration system
  • Figure 24 is a refrigerant flow chart of the second hot water production state of the air conditioning/heat pump heat storage refrigeration system
  • Figure 25 is a refrigerant flow chart of the third hot water state of the air conditioning/heat pump heat storage refrigeration system
  • Figure 26 is a refrigerant flow chart in the "secondary evaporation" state of the air conditioning/heat pump heat storage refrigeration system.
  • the air conditioner/heat pump heat storage refrigeration system 1 of an embodiment of the present application includes an air conditioner/heat pump expansion function box, an outdoor unit 10, an indoor unit 20, and a radiation component 30.
  • the air conditioner/heat pump extended function box includes an extended function box box X1 and two distribution pipelines installed in the extended function box box X1.
  • Expanded Function Box Box X1 is a load-bearing container with a containing space. It can be a metal box (such as iron, aluminum or other alloys), a plastic box (such as PC (Polycarbonate), ABS (Acrylonitrile Butadiene Styrene), Acrylonitrile-butadiene-styrene), PP (Polypropylene, polypropylene) and PET (polyethylene glycol terephthalate, polyethylene terephthalate)) or a box made of a combination of metal and plastic.
  • each of the two distribution pipelines includes a main circuit G1 and at least one branch G2 connected to the main circuit G1.
  • An outdoor unit receiving head L1 and an indoor unit receiving head L2 are respectively provided at both ends of each main road G1.
  • the end of each branch G2 far away from the main road G1 is provided with a radiation component receiving head L3, All radiating component receiving heads L3 of each distribution pipeline form a radiation component receiving head group.
  • Two outdoor unit receiving heads L1 are respectively configured to be connected to the inlet and outlet of outdoor unit 10, and two indoor units receiving
  • the head L2 is respectively configured to be connected to the inlet and the outlet of the indoor unit 20, and the two sets of radiating component receiving head groups are respectively configured to be connected to the inlet and the outlet of the radiating component 30.
  • Each radiant component receiving head group is configured to be connected to the connection port at one end of the radiating component 30.
  • each radiation component receiving head group can be equipped with multiple radiating component receivers.
  • the head L3 corresponds to the multiple connection ports of the radiating component 30.
  • the number of the radiating component receiving sub-heads L3 is an even number, which is convenient for the even and reasonable distribution of the distribution pipelines and the indoor pipeline arrangement.
  • the inlet and outlet of the outdoor unit 10 are respectively connected to the two outdoor unit receiving heads L1 of the two distribution pipelines, and the inlet and the outlet of the indoor unit 20 are respectively connected to the two indoor unit receiving heads L2 of the two distribution pipelines,
  • the inlet and outlet of the radiant component 30 are respectively connected to the two sets of radiant component head groups of two distribution pipelines.
  • the outdoor unit 10 and the indoor unit 20 are connected to form a loop through the air conditioning/heat pump expansion function box, and the outdoor unit 10 and the radiant component 30
  • the air conditioner/heat pump expansion function box is connected to form a loop, and the indoor unit 20 and the radiation component 30 are connected through the air conditioner/heat pump expansion function box to form a loop.
  • the indoor unit receiving head L2 and the inlet or outlet of the indoor unit 20 are quickly connected, and the radiating component receiving head L3 and the radiating component 30 are imported or The outlet is quickly connected, and the air conditioner/heat pump expansion function box forms a loop with the outdoor unit 10, the indoor unit 20 (and/or the radiant component 30) to realize the flowing medium (the flowing medium in this application refers to the refrigerant, such as freon, carbon dioxide and ammonia Etc.) to facilitate the reasonable distribution of pipelines, no welding at the installation site, simple operation and beautiful appearance.
  • the flowing medium in this application refers to the refrigerant, such as freon, carbon dioxide and ammonia Etc.
  • each of the two separate pipelines is provided with at least one expansion valve K1 and at least one sensor group corresponding to the at least one expansion valve K1, and two distribution pipes At least one distribution pipeline in the circuit is connected to a liquid storage tank 404, and each expansion valve K1 and each sensor group are respectively configured to be electrically connected to the control circuit board of the outdoor unit 10.
  • the control circuit board can be controlled according to the signal detected by the sensor group The working state of the expansion valve K1 to change the flow of the flowing medium in the corresponding distribution pipeline.
  • the expansion valve K1 can be an electronic expansion valve or a pressure expansion valve (or a mixed application of the two), and different types of expansion valves K1 can be selected according to different actual working conditions.
  • the control circuit board can also be installed in the expansion function box X1, which is convenient for the overhaul and maintenance of the circuit.
  • a liquid storage tank 404 is arranged in the distribution pipeline.
  • the air conditioning/heat pump expansion function box is connected with the outdoor unit 10, the indoor unit 20, and the radiant assembly 30 to form the air conditioning/heat pump heat storage refrigeration system 1
  • the shape of the liquid storage tank 404 is The size, location and control should be set according to the needs of the system.
  • the sensor group includes a pressure sensor C1 and/or a temperature sensor C2, and the sensor group is installed in one of the distribution pipelines.
  • the control circuit board can control the working state of the expansion valve K1 according to the pressure signal detected by the pressure sensor C1, thereby changing the flow of the flowing medium in the distribution pipeline; when there is only a temperature sensor in the distribution pipeline At C2, the control circuit board can control the working state of the expansion valve K1 according to the temperature signal detected by the temperature sensor C2, thereby changing the flow of the flowing medium in the distribution pipeline; when the distribution pipeline has a pressure sensor C1 and a temperature sensor C2, The control circuit board can control the working state of the expansion valve K1 according to the pressure signal or temperature signal detected by the pressure sensor C1 or the temperature sensor C2 to change the flow rate of the flowing medium in the distribution pipeline.
  • each distribution pipeline includes at least one branch pipe, one of the at least one branch pipe is a first-stage branch pipe F1, and the first-stage branch pipe F1 includes a first-stage main pipe and a first-stage branch pipe.
  • Two first-level branch pipes connected by the first-level main pipe, the first-level main pipe and one of the two first-level branch pipes are constructed as the main road G1, and the other first-level branch pipe of the two first-level branch pipes is constructed Into a shunt G2.
  • the first-level main pipe of the first-level branch pipe F1 and one of the first-level branch pipes constitute the main path G1 of the distribution pipeline, and the other first-level branch pipe constitutes the branch G2, which connects the outdoor unit 10 and the indoor through the main path G1
  • the unit 20 is connected to the outdoor unit 10 and the radiation assembly 30 through a branch G2.
  • the number of branch pipes for each distribution pipeline is one
  • the branch pipe is the first-level branch pipe F1
  • the first-level main pipe of the first-level branch pipe F1 One of the first-level branch pipes forms the main circuit G1
  • the other first-level branch pipe of the first-level branch pipe F1 forms the first-level branch.
  • the distribution pipeline has only one branch G2, that is, the first-level branch, and the first-level branch has only one radiating component receiving head L3.
  • the number of branch pipes in each distribution pipeline is two, and the two branch pipes are the first-stage branch pipe F1 and the second-stage branch pipe F2.
  • the first-level main pipe of the first-level branch pipe F1 and the other first-level branch pipe are constructed as the main circuit G1
  • the other first-level branch pipe of the first-level branch pipe F1 is constructed as the first-level branch
  • the second-level branch pipe The main pipe is in communication with the first-level branch pipe constituting the first-level branch
  • the two second-level branch pipes are configured as two second-level branches
  • the radiation component receiving head L3 is located at the end of the second-level branch.
  • the main path G1 of the distribution pipeline is composed of the first-level main pipe and one of the first-level branch pipes.
  • the two second-level branches connected by the first-level branch form the two branches G2 of the distribution pipeline.
  • the road has two radiating components to receive subhead L3.
  • the number of branch pipes in each distribution pipeline is 2 n-1 , where n ⁇ 3, the branch pipe includes a first-stage branch pipe F1, and a second-stage branch pipe.
  • -Level branch pipe F2 two third-level branch pipes F3,..., 2 n-2 n-th-level branch pipes
  • n-th-level branch pipes include n-th-level main pipes and two n-th-level branch pipes, n-th level branch pipes are Constructed as n-th level branch.
  • the first-level main pipe of the first-level branch pipe F1 and one of the first-level branch pipes are constructed as the main circuit G1, and the other first-level branch pipe of the first-level branch pipe F1 is constructed as the first-level branch;
  • the branch pipe F2 is located in the first-level branch, the second-level main pipe of the second-level branch pipe F2 is connected to the first-level branch pipe that constitutes the first-level branch, and the two second-level branch pipes of the second-level branch pipe F2 are constructed Two second-level branches; each third-level branch pipe F3 is located in the second-level branch, the third-level main pipe of each third-level branch pipe F3 and a second-level branch pipe that form the second-level branch Connected, each third-level branch pipe is constructed as a third-level branch, and so on, the branch pipe connected to the n-1th-level branch pipe of the n-1th-level branch pipe is the nth-level branch pipe, and the nth-level branch pipe
  • each distribution pipeline is located in an extended function box X1, which is convenient for realizing the reasonable distribution of the pipeline and the actual indoor application area. And the location can be flexibly set.
  • the two extended function boxes X1 one is the flow medium input box and the other is the flow medium output box.
  • the shape, size, internal components and location of each extended function box X1 can be selected according to the unit It depends on the size and function.
  • the location settings of the outdoor unit receiving head L1 and the indoor unit receiving head L2 are also flexible.
  • the location setting of the indoor unit receiving head L2 can be selected according to the actual situation, and the indoor unit receiving head L2 position can be compared with the radiation
  • the location of the component receiving head L3 is on the same side of the extended function box X1 (as shown in Figure 3), the indoor unit receiving head L2 and the outdoor unit receiving head L1 are located on the extended function box X1 On both sides; the location of the indoor unit receiving head L2 can also be located on the same side of the extended function box X1 as the outdoor unit receiving head L1 (as shown in Figure 5), the location and radiation of the indoor unit receiving head L2
  • the position of the component receiving head L3 is located on both sides of the expansion function box X1.
  • the sub-heads in different positions can realize the reasonable connection of different positions of the pipeline.
  • the air conditioner/heat pump expansion function box further includes a sub-function box, each distribution pipeline is provided with at least one sub-function box, and each distribution pipeline includes a main distribution pipeline and a sub-distribution pipeline.
  • the distribution pipeline is located in the sub-function box.
  • the sub-distribution pipeline includes an n-th level branch pipe that cooperates with the main distribution pipeline, and one of the n-th level branch pipes and an n-1 level branch pipe of the main distribution pipeline
  • the n-1th stage branch pipe is connected, the end of the n-1th stage branch pipe of the main distribution pipeline that is matched with the sub-distribution pipeline is provided with an outlet receiving head L41, and the n-th stage branch pipe of the sub-distribution pipeline
  • the end of the n-level main pipe is connected with an inlet receiving head L42, and the ends of the two n-th branch pipes of the n-th branch pipe are respectively connected with a radiation component receiving head L3, which connects the inlet receiving head L42 and the connection outlet Vietnamese head L41 connection.
  • the last-level branch pipe (the nth-level branch pipe) of the distribution pipeline is located in the sub-function box.
  • the sub-function box is flexible and configured to distribute the distribution pipeline and the actual indoor laying area more reasonably, which is convenient Laying of pipelines between different rooms.
  • the distribution pipeline can be equipped with at least one sub-function box, and the distribution pipeline and the actual indoor laying area can be realized through the setting of the sub-function box. More reasonable distribution.
  • the sub-function box includes the sub-function box box X2.
  • the structure of the sub-distribution pipeline can be multiple. As an option, two different structure forms are selected for introduction: one is the sub-function corresponding to each distribution pipeline The number of boxes is two.
  • the distribution pipeline is also provided with a transitional function box.
  • the transitional function box includes a transitional function box box X2' and an n-th coordinated sub-function box.
  • the distribution pipeline has a four-level branch pipe, and the transition function box contains a third-level branch pipe F3 ,
  • the two sub-function boxes each contain a fourth-level branch pipe F4; the other is to place an n-1 level branch pipe and two n-th level branch pipes in the same sub-function box, so that the sub-function box Two sub-distribution pipelines are arranged in the function box.
  • the distribution pipeline has a four-stage branch pipe.
  • the third-stage branch pipe F3 and two fourth-stage branch pipes F4 are located in the sub-function box body X2.
  • the main distribution pipeline in the extended function box box X1 is configured to distribute pipelines to the main room (the master bedroom or a larger space), and the two sub-function boxes are configured into two sub-rooms (or areas). Smaller space) for pipeline distribution.
  • the transition function box contains the third-level branch pipe F3, the two sub-function boxes include the fourth-level branch pipe F4, the end of the second-level branch pipe F2 of the second-level branch pipe F2 of the main distribution pipeline and the transition function box
  • the end of the third-level main pipe of the third-level branch pipe F3 of the transition function box is connected with the connecting inlet receiving head L42 (can be understood as the first-level connecting outlet receiving head).
  • the first level is connected to the inlet socket head
  • the connection outlet socket head L41 is connected to the inlet socket head L42
  • the end of the third level branch pipe of the third level branch pipe F3 is connected with the second stage connection outlet socket Head L43
  • the end of the fourth-level main pipe of the fourth-level branch pipe F4 of the sub-function box is connected with a second-level connection inlet receiving head L44
  • the second-level connection outlet receiving head L43 is connected to the corresponding second-level connection inlet
  • the receiving head L44 is connected
  • the end of the fourth-stage branch pipe of the fourth-stage branch pipe F4 is connected with the radiation component receiving head L3.
  • an expansion valve K1 is respectively provided on the two third-level branch pipes of the third-level branch pipe F3 of the transition function box, and is configured to control the fourth-level branch of the corresponding sub-function box. Flow rate of the flowing medium in pipe F4.
  • each sub-function box includes a sub-function box X2, a third-level branch pipe F3 and the third-level branch pipe F3.
  • the two fourth-level branch pipes F4 matched by the third-level branch pipe F3 are located in the sub-function box.
  • the end of the third-level main pipe of the third-level branch pipe F3 is connected to the inlet receiving head L42, the main distribution pipe
  • the end of the second-stage branch pipe of the second-stage branch pipe F2, which is matched with the third-stage branch pipe F3, is connected with a connecting outlet socket head L41, and the connecting outlet socket head L41 is connected with the connecting inlet socket head L42.
  • the ends of the two fourth-level branch pipes of the fourth-level branch pipe F4 in the box are respectively connected with radiation component receiving heads L3.
  • the sub-function box has four radiation component receiving heads L3, which can be applied to larger areas.
  • two third-stage branch pipes of the third-stage branch pipe F3 in the sub-function box are respectively provided with expansion valves K1, which are configured to control the flow of the flowing medium in the corresponding fourth-stage branch pipe F4
  • the sub-function box can be placed in the required position according to the location requirements of different radiation components 30, so as to facilitate the reasonable distribution of the distribution pipeline and the actual indoor laying area.
  • All branch pipes include a main pipe and two branch pipes.
  • the diameters of the main pipe and branch pipes of the branch pipe can be different or equal; the two branch pipes form a U or Y-shaped structure, which is convenient for installation and arrangement.
  • the material of the branch pipe can be in various forms, such as metal pipes, plastic pipes, and synthetic pipes.
  • the radiation component 30 includes a distributor 302 corresponding to the radiation component receiving head L3, each distributor 302 is connected to a radiation component receiving head L3, and each distribution pipeline includes multiple branches.
  • G2 each branch G2 is provided with a radiation component receiving head L3
  • the radiation component 30 includes a plurality of radiation units 301, and the inlet end (or the outlet end) of each radiation unit 301 corresponds to two distribution pipelines
  • One radiation component receiving head L3 of a distribution pipeline, the outlet end (or the inlet end) of each radiation unit 301 corresponds to a radiation component receiving head L3' ( In order to easily distinguish the components in the two distribution pipes, this radiation component receiving head L3' is the radiation component receiving head in the other distribution pipe).
  • each radiating unit 301 includes two distributors (a distributor 302 and a distributor 302') and a radiating element 303.
  • the radiating element 303 includes a plurality of heat exchange tubes 304 arranged side by side, and two distributors (Distributor 302 and distributor 302') are located at both ends of the radiating member 303, and each distributor (distributor 302 or distributor 302') includes a distributor connection inlet (distributor connection inlet 305 or distributor connection inlet 305) ') and multiple distributor connection outlets (distributor connection outlet 306 or distributor connection outlet 306'), multiple distributor connection outlets (distributor connection outlet 306 or distributor connection outlet 306') and multiple heat exchange tubes 304 one-to-one connection.
  • Each distributor connection inlet 305 (or distributor connection inlet 305') is provided with a distributor connection inlet receiving head L31 (or a distributor connection inlet receiving head L31').
  • the distributor connects the inlet receiving head L31 to a radiation component receiving head L3 of one of the distribution pipelines, and the other distributor connects the inlet receiving head L31' to a radiation component receiving head L3' of the other distribution pipeline. connection.
  • the heat exchange tube 304 can be a metal tube (such as a copper tube) or a non-metal tube (such as a pressure-resistant and heat-conducting plastic tube).
  • the outer finned and plastic coated tube can be selected according to the actual situation. Different types (different materials or different structures) of heat exchange tubes 304 with a toothed pattern on the layer or inner wall.
  • the radiation component 30 can be a radiation floor, a radiation wall or a radiation ceiling, and different combinations of radiation components 30 can also be selected according to actual conditions.
  • a solenoid valve 420 is further provided in the air conditioner/heat pump expansion function box, the radiation component includes a first radiation component group and a second radiation component group, and both the first radiation component group and the second radiation component group include At least one radiation unit, one of the second-level branch pipes of the second-level branch pipe of each distribution pipeline can be connected to the first radiation assembly group, and the other second-level branch pipe of the second-level branch pipe can be connected to the second radiation assembly Component group connection.
  • the two distribution pipelines are respectively the first distribution pipeline and the second distribution pipeline.
  • the first distribution pipeline is configured such that the second-stage branch pipe connected to the first radiation component group is connected to the output end of the solenoid valve
  • the second distribution pipeline is configured such that the second-stage branch pipe connected to the second radiation assembly group is connected to the input end of the solenoid valve.
  • a series pipeline is set inside the air conditioning/heat pump expansion function box, and one end of the series pipeline is connected to a second-stage branch pipe of the second-stage branch pipe F2 of the first distribution pipeline (
  • a branch pipe 510 is provided on the second-stage branch pipe of the second-stage branch pipe F2, one branch pipe of the branch pipe 510 is configured to connect the series pipeline), and the other end of the series pipeline is connected to the second stage of the second distribution pipeline
  • a second-level branch pipe of the branch pipe F2' (the other branch pipe of the second-level branch pipe F2' is configured to connect to the first radiation assembly group) is connected (a branch pipe 520 is provided on the second-level branch pipe, and the branch pipe 520
  • One branch pipe is configured to connect the series pipeline), when the first distribution pipeline and the second distribution pipeline are both connected to the first radiation component group and the second radiation component group, the series pipeline passes through The opening of the solenoid valve 420 can realize the series connection of the first radiation component group and the second radiation component group.
  • the inside of the first radiation assembly group may include multiple radiation units (in this case, it is equivalent to, each distribution pipeline includes a third-level branch pipe or a fourth-level branch pipe, etc.
  • Multi-level branch pipe (not limited to the third-level branch pipe and the fourth-level branch pipe), the first auxiliary component group and the second-level branch pipe of the second-level branch pipe on the lower branch pipe (referring to the second
  • the branch pipes below the first stage, such as the third-stage branch pipe are connected, and the multiple radiation units of the first radiation component group are connected in series and parallel (refer to the connection method of the series pipeline described above).
  • the multiple radiation units of the first radiation component group are connected in parallel.
  • the second radiation component group may also include multiple radiation units (which may be different from the number of radiation units in the first radiation assembly group, for example, some lower-level branch pipes are not connected to the radiation units).
  • the connection mode of the multiple radiation units in the second radiation assembly group refers to the first The connection method of the radiant component group.
  • a branch pipe (branch pipe 510, branch pipe 520) is added to the front and rear ends of the two different radiation components, and the two branch pipes (branch pipe 510 and branch pipe 520) are formed.
  • One of the four branches is connected (connecting one of the radiation component groups), and a solenoid valve (solenoid valve 420) is connected between them, and an expansion valve 430 is added to one end of the other radiation component group.
  • the temperature (and pressure) of the radiating component changes to a certain value, that is, it can no longer meet the requirements of the system working conditions.
  • the radiating component group must be added in series or parallel (or the radiating component group is reduced), then the electromagnetic on the connecting pipeline
  • the opening of the valve 420 can connect the two sets of radiation components in series.
  • the refrigerant (the flow process before the refrigerant enters the radiant component is omitted) flows into the second-stage branch pipe F2 through the expansion valve 408 into a radiation component group, and then flows through the branch pipe 520, solenoid valve 420 to branch pipe 510 (this When the expansion valve 406 and 407 are closed), it flows into another radiation component group, then flows through the expansion valve 430, and then flows through the second-stage branch pipe F2' and the first-stage branch pipe F1' to the liquid storage tank 404 (after the refrigerant flows out of the radiation component The flow process is omitted); during refrigeration, the refrigerant flows from the storage tank 404 into the first-stage branch pipe F1', the second-stage branch pipe F2', and the expansion valve 430 into another radiation assembly group, and then flows through the branch pipe 510 and then the electromagnetic
  • the valve 420 to the branch pipe 520 (the expansion valves 406 and 407 are closed at this time) flows into a radiation component group and then flows through
  • the solenoid valve 420 can be closed, and then the expansion valve at the front (rear) end of each radiation component group can be opened (or closed).
  • the tube diameter, tube length, tube spacing and tube position (ground, wall and roof) of the heat exchange tubes should be made in different structures. The corresponding tooling.
  • a first regulating pipeline is also provided in the air conditioning/heat pump expansion function box ,
  • a branch pipe 501 is connected to one of the first-level branch pipes of the first-level branch pipe F1 of the main road G1 in one of the distribution pipelines.
  • the main pipe of the branch pipe 501 is connected to the above-mentioned first-level branch pipe, and a branch pipe of the branch pipe 501
  • the end of the indoor unit is provided with the sub-head L2
  • the other branch pipe of the branch pipe 501 is connected to one end of the first regulating pipe
  • the branch pipe 502 is connected to the first-stage branch pipe of the other distribution pipe that forms the first-stage branch.
  • the main pipe of the branch pipe 502 is connected to the aforementioned first-stage branch pipe, and the two branch pipes of the branch pipe 502 are respectively connected to the main pipe of the second-stage branch pipe F2' and the other end of the first regulating pipeline.
  • the first regulating pipeline connects the main circuit in one distribution pipeline with the first-stage branch in the other distribution pipeline, and a first regulating cut-off valve 410 is provided on the first regulating pipeline.
  • the opening or closing of the valve 410 realizes the series connection or parallel connection of the radiation component 30 and the indoor unit 20. It is also possible to close the first regulating stop valve 410, use the controllable opening of the expansion valve 409, equipped with the frequency conversion of the internal heat exchanger 201, to control the return air temperature of the compressor 102, and further improve the energy efficiency of the whole machine.
  • a dryer 401 and a throttling component 402 are provided in one of the distribution pipelines.
  • the throttling component 402 can be an electronic expansion valve (pressure expansion valve) or a capillary tube, configured as (in manufacturing When it is hot) adjust the flow rate of the refrigerant in the system pipeline, and the dryer 401 is configured to dehumidify the pipeline and filter impurities.
  • a check valve 403 is connected in parallel beside it. When heating (check valve 403 is in the reverse closed state), the refrigerant in the system pipeline can only flow through the throttling component 402. The throttle component 402 is closed) The refrigerant in the system pipeline can only flow through the one-way valve 403.
  • the outdoor unit 10 includes an external heat exchanger 101, a compressor 102, and a four-way valve 106 connected to the compressor 102.
  • the outlet end of the external heat exchanger 101 is connected to the four-way valve.
  • the first port Q1 of the valve 106 is connected, the inlet end of the external heat exchanger 101 is connected with one of the outdoor unit heads L1, the second port Q2 of the four-way valve 106 is connected with the outlet end of the compressor 102, The inlet end is connected to the third port Q3 of the four-way valve 106, and the fourth port Q4 of the four-way valve 106 is connected to another outdoor unit Vietnamese head L1'; when the air conditioning/heat pump heat storage refrigeration system 1 is in the cooling mode, the four The first port Q1 of the port valve 106 communicates with the second port Q2, and the third port Q3 communicates with the fourth port Q4; when the air conditioner/heat pump heat storage refrigeration system 1 is in the heating mode, the first port Q1 of the four-way valve 106 It is connected to the third port Q3, and the second port Q2 is connected to the fourth port Q4; the indoor unit 20 includes an internal heat exchanger 201, the inlet end of the internal heat exchanger 201 is connected to one of the indoor unit receiving head L
  • a gas-liquid separator 105 is provided at the inlet end of the compressor 102.
  • the outlet end and the inlet end of the external heat exchanger 101 are the two ports of the external heat exchanger 101, which are respectively configured to be connected to other components.
  • the outlet end does not refer to the outlet of the flowing medium, but also the flow
  • the principle of the inlet and the inlet end of the medium is similar to that of the outlet end.
  • the four-way valve 106, the compressor 102, and the external heat exchanger 101 are located in a box, and the box is connected with two ports, which are respectively configured to accommodate the two outdoor units of the air conditioning/heat pump expansion box.
  • the subhead L1 is connected, and the structure is compact.
  • the compressor 102 can adopt a supplemental gas enthalpy-increasing compressor, which adopts a two-stage throttling intermediate jet technology and a flash evaporator for gas-liquid separation. Enthalpy increase effect. It can increase the compressor displacement and achieve the purpose of improving the heating capacity under low temperature environmental conditions.
  • the compressor 102 can also be an integrated multi-cylinder compressor, or the number of compressors 102 is at least two. According to different working conditions, different types or combinations of compressors 102 can be selected. .
  • the number of internal heat exchangers 201 can be two, and the two internal heat exchangers 201 are connected in parallel to the refrigerant circuit of the system, which is equivalent to the expansion function box X1 in a distribution pipeline to form the main
  • a branch pipe is connected to the first-level branch pipe of the road.
  • the main pipe of this branch pipe is connected to the first-level branch pipe.
  • the ends of the two branch pipes of the branch pipe are respectively connected to an indoor unit receiving head L2, so that the two internal heat exchanges
  • the device 201 is respectively connected with the air conditioner/heat pump expansion function box.
  • the number of internal heat exchangers 201 can also be multiple, as long as multiple distributors are connected in parallel with the refrigerant circuit on the first-stage branch pipe, and multiple internal heat exchangers 201 are connected in parallel.
  • the indoor unit 20 also includes a humidity sensor (not shown in the figure).
  • the humidity sensor is electrically connected to the control circuit board.
  • the humidity sensor is configured to detect indoor humidity and generate a humidity signal, which is sent to the control circuit board.
  • the control circuit board analyzes the humidity signal and controls the internal heat exchanger 201 to participate in dehumidification or humidification.
  • the internal heat exchanger 201 of the indoor unit 20 can be an air-conditioning indoor unit, a fresh air unit (not shown in the figure), or a combination of a fresh air unit and an air-conditioning indoor unit, and the air-conditioning indoor unit is the indoor space for temperature control.
  • the fresh air unit performs functions such as humidity exchange and air purification of indoor air, which improves the diversity of functions of the air conditioning/heat pump heat storage and refrigeration system, while providing a more energy-saving and comfortable environment experience.
  • purifiers, humidifiers, negative (oxygen) ion generators and photocatalyst coating generation chambers can also be added to the fresh air unit.
  • the air conditioning/heat pump heat storage refrigeration system 1 further includes a water heater 103, a lighting component 104, and an auxiliary function box.
  • the auxiliary function box includes an auxiliary function box X5 and a The two auxiliary pipelines in the auxiliary function box box X5, each auxiliary pipeline includes the first-level auxiliary branch pipe (branch pipe 701 and branch pipe 701') and the second-level auxiliary branch pipe (branch pipe 702 and branch pipe 702').
  • the first auxiliary branch pipe and the second-level auxiliary branch pipe both include a main pipe and two branch pipes.
  • the main pipe of the second-level auxiliary branch pipe is connected to one branch pipe of the first-level auxiliary branch pipe.
  • the end is connected with an auxiliary inlet end, and the end of the other branch pipe of the first-level auxiliary branch pipe and the ends of the two branch pipes of the second-level auxiliary branch pipe are respectively provided with auxiliary outlet ends.
  • the two auxiliary pipelines of the auxiliary function box are the first auxiliary pipeline (the pipeline formed by the branch pipe 701 and the branch pipe 702) and the second auxiliary pipeline (the pipeline formed by the branch pipe 701' and the branch pipe 702') ,
  • the auxiliary inlet end of the first auxiliary pipeline (the end of the main pipe of the branch pipe 701) is connected to the first port Q1 of the four-way valve 106, and the three auxiliary outlet ends of the first auxiliary pipeline (one branch of the branch pipe 703)
  • the two branch pipes of the branch pipe 702) are respectively connected to the outlet end of the external heat exchanger 101, the outlet end of the water heater 103 and the outlet end of the illumination assembly 104, and the auxiliary inlet end of the second auxiliary pipe (the main pipe of the branch pipe 701
  • the auxiliary function box is also provided with a second regulating pipeline.
  • One end of the second regulating pipeline and the branch pipe with the auxiliary outlet end of the first auxiliary branch pipe of the first auxiliary pipeline (the branch pipe provided with the branch pipe 703, namely One branch of the branch pipe 703) is connected, and the other end of the second adjusting pipe is connected with one of the branch pipes (the other branch of the branch pipe 704) of the second auxiliary branch pipe (the branch pipe 702') of the second auxiliary pipe
  • a second regulating cut-off valve 606 is provided on the second regulating pipeline, and the second regulating cut-off valve 606 is configured to control the disconnection or communication of the second regulating pipeline to change the connection between the external heat exchanger 101 and the water heater 103 and the lighting assembly 104 Series and parallel mode.
  • FIG. 13 it is a schematic diagram of the structure of the auxiliary function box.
  • the outlet end and the inlet end of the water heater 103 are two ports of the water heater 103, which are respectively configured to connect with other components.
  • the outlet end does not refer to the outlet of the flowing medium, but can also be the inlet of the flowing medium.
  • the principle of the inlet end is similar to that of the outlet end. .
  • the principle of the outlet end and the inlet end of the lighting assembly 104 is the same as the principle of the outlet end and the inlet end of the water heater 103.
  • the auxiliary function box is arranged so that the compressor 102 and the external heat exchanger 101 are separated and not in the same box.
  • the compressor 102 is located in the compressor box X4, and the external heat exchanger 101 is located outside.
  • the inside of the heat exchanger box X3 facilitates the heat exchange of the external heat exchanger 101 (the same as the internal heat exchanger 201, the external heat exchanger 101 can also be two or more, but they are not shown in the figure).
  • the four-way valve 106 is located in the compressor box X4.
  • the system When the system is assembled, it only needs to be connected to the ports of the outdoor unit receiving head L1, the outdoor unit receiving head L1', the external heat exchanger 101, the compressor 102, the water heater 103, and the light component 104 respectively.
  • the position of the compressor 102 can also be set separately.
  • the four-way valve 106 is located in the auxiliary function box X5, and the compressor box X4 is provided with two ports respectively connected with the four ports in the auxiliary function box X5.
  • the second port Q2 and the third port Q3 of the valve 106 are connected; the auxiliary function box box X5 is provided with eight ports, and the first auxiliary pipeline is provided with five ports.
  • the compressor 102 Compared with the three ports of the second auxiliary pipeline, It is configured as two ports connected to the compressor 102; the compressor 102 is separately arranged in a box (compressor box X4), which is convenient to realize the fixation and noise reduction, replacement and maintenance of the compressor 102, and the compressor 102
  • the placement position is more flexible. It can be placed indoors (a non-freezing location) or a corner outside (no need to consider ventilation).
  • the water heater 103 is an air-energy water heater with electric auxiliary, which is convenient for "two-way" automatic heating.
  • the shape of the light component 104 can be flat and long, which has a large width and size, and takes up a large installation space, and is configured to be installed on the roof or balcony; it can also be long and flat, which has a small width and occupies installation space It is small and configured to be installed on the roof or between two windows; no matter what form of the lighting component 104 is adopted, the lighting component 104 must have a certain inclination angle during installation, but it should not be too large to absorb solar energy in winter , It is better not to affect the beauty of the building.
  • the external heat exchanger 101 Since the external heat exchanger 101 is separately located in the external heat exchanger box X3, it can have "sufficient" heat exchange space, and the different shapes of the external heat exchanger 101 have a certain influence on the heat exchange function.
  • the shape of the external heat exchanger 101 is cone, circle, ellipse, etc., and its large and uniform heat exchange area increases the heat exchange capacity of the external heat exchanger 101.
  • the shape of the external heat exchanger 101 may also be L-shaped, rectangular, irregular, or the like.
  • components of the auxiliary function box and the air conditioning/heat pump expansion function box are combined in the same box to form a composite function box, as shown in FIG. 15.
  • the components are assembled in the composite function box body X6, and multiple joints are respectively provided, which are arranged to be connected to the compressor 102, the external heat exchanger 101, the internal heat exchanger 201, the radiation component 30, the water heater 103 and
  • the connection of the light component 104 improves the assembly efficiency and reduces the influence of welding and other processes on the installation quality during system assembly.
  • the composite function box adds a three-way valve and a branch pipe, which is convenient to realize a variety of different working conditions.
  • the compressor 102 is arranged outside the composite function box, located in a separate box (compressor box X4), and both the output end (high pressure end) and the input end (low pressure end) of the compressor 102 are provided
  • the pressure sensor C1, the temperature sensor C2 and the maintenance valve K2 can not only monitor the pressure or temperature of the refrigerant entering the pipeline of the compressor 102, but also facilitate the maintenance or replacement of the compressor 102.
  • the pressure sensor C1, temperature sensor C2, and maintenance valve K2 of the low-pressure side of the compressor 102 are located in the compressor box X4, and the pressure sensor C1, temperature sensor C2 and the maintenance valve K2 of the high-pressure side of the compressor 102 are located in the composite function box X6.
  • the positions of the pressure sensor C1, the temperature sensor C2, and the maintenance valve K2 at the low-pressure and high-pressure ends may be multiple, for example, the pressure sensor C1, the temperature sensor C2, and the maintenance valve K2 at the low-pressure and high-pressure ends All are located in the compressor box X4, or the pressure sensor C1, temperature sensor C2 and overhaul valve K2 at the low and high pressure ends are all located in the composite function box X6. Different installation positions can be selected according to the actual situation.
  • the pipes carrying the refrigerant "pass through” the water heater 103 and the lighting assembly 104.
  • the water heater 103 can heat water through electricity, and the lighting assembly 104 can heat the box through solar energy.
  • the temperature of the refrigerant entering the water heater 103 is high, the water in the water heater 103 can also be heated; in the same way, when the solar energy heats the tank of the lighting assembly 104, the refrigerant in the tank will be heated accordingly.
  • control circuit board is electrically connected to the electrical components in the entire system, and is configured to control the working state of the electrical components.
  • the first refrigeration state of the air conditioning/heat pump heat storage refrigeration system 1 As shown in FIG. 16, in the first refrigeration state, the indoor unit 20 participates in refrigeration, and the radiant component 30, the water heater 103, and the lighting component 104 are not working. In this state, the first port Q1 of the four-way valve 106 communicates with the second port Q2, and the third port Q3 communicates with the fourth port Q4.
  • the refrigerant flow is as follows: the refrigerant flows out from the output end of the compressor 102 and passes through the four-way valve in turn
  • the valve 106 inflow from the second port Q2 and outflow from the first port Q1), branch pipe 701, branch pipe 705, expansion valve 602, and branch pipe 703 flow into the external heat exchanger 101, and output from the external heat exchanger 101 to the branch pipe 701 ', branch pipe 707, dryer 401, one-way valve 403, storage tank 404, first-stage branch pipe F1', three-way valve 804 (first position, connected with the first-stage branch pipe F1'), expansion valve 405, internal heat exchanger 201, branch pipe 501, expansion valve 409, three-way valve 803 (first position, connected to the first-stage branch pipe F1), first-stage branch pipe F1, branch pipe 706, four-way valve 106 ( It flows in from the fourth port Q4 and flows out from the third port Q3) and the gas-liquid separator 105 returns to the input end of the compressor 102.
  • the internal heat exchanger 201 is an evaporator, and the external heat exchanger 101 is a condenser. It should be pointed out that in this state, the valves not mentioned are all closed, the three-way valve 801 is in the first position (communicating with the branch pipe 701), and the three-way valve 802 is in the first position (with the branch pipe 701' Connectivity).
  • the second refrigeration state of the air conditioning/heat pump thermal storage refrigeration system 1 As shown in FIG. 17, in the second refrigeration state, the indoor unit 20 and the radiant assembly 30 are connected in series for cooling, and the water heater 103 and the lighting assembly 104 are not working. In this state, the first port Q1 of the four-way valve 106 communicates with the second port Q2, and the third port Q3 communicates with the fourth port Q4.
  • the refrigerant flow is as follows: the refrigerant flows out from the output end of the compressor 102 and passes through the four-way valve in turn
  • the valve 106 (inflow from the second port Q2 and outflow from the first port Q1), branch pipe 701, branch pipe 705, expansion valve 602, and branch pipe 703 flow into the external heat exchanger 101, and output from the external heat exchanger 101 to the branch pipe 701 ', branch pipe 707, dryer 401, one-way valve 403, liquid storage tank 404, first-stage branch pipe F1', three-way valve 804 (first position), expansion valve 405, internal heat exchanger 201, branch pipe 501 ,
  • the pipe F1, the branch pipe 706, the four-way valve 106 (inflow from the fourth port Q4 and out of the third
  • the external heat exchanger 101 is a condenser
  • the internal heat exchanger 201 and the radiant component 30 constitute an evaporator
  • the internal heat exchanger 201 is the front part of the evaporator
  • the radiant component 30 is the rear part of the evaporator, but the temperature in the front part of the evaporator is low (General temperature ⁇ 15°C, easy to condense, and dehumidification can be taken into account), the rear temperature is slightly higher (general temperature>18°C, can avoid the dew point, refrigerating in the "medium temperature” section), realize cooling and dehumidification at the same time, and can also be used
  • the closing of the first regulating shut-off valve 410 and the controllable opening of the expansion valve 409 are equipped with the frequency conversion of the internal heat exchanger 201 to control the return air temperature of the compressor 102 and further improve the energy efficiency of the whole machine. It should be pointed out that in this state, the valves not mentioned are all in the closed state, the three-way valve 80
  • the third refrigeration state of the air conditioning/heat pump thermal storage refrigeration system 1 As shown in FIG. 18, in the third refrigeration state, the indoor unit 20 is connected in parallel with the radiant assembly 30 for cooling at the same time, and neither the water heater 103 nor the lighting assembly 104 work. In this state, the first port Q1 of the four-way valve 106 communicates with the second port Q2, and the third port Q3 communicates with the fourth port Q4.
  • the refrigerant flow is as follows: the refrigerant flows out from the output end of the compressor 102 and passes through the four-way valve in turn
  • the valve 106 inflow from the second port Q2 and outflow from the first port Q1
  • branch pipe 701, branch pipe 705, expansion valve 602, and branch pipe 703 flow into the external heat exchanger 101, and output from the external heat exchanger 101 to the branch pipe 701 ', the branch pipe 707, the dryer 401, the one-way valve 403 and the liquid storage tank 404 flow into the first-stage branch pipe F1'.
  • the refrigerant is divided into two branches at the first-stage branch pipe F1', one of which passes through three Through valve 804 (first position), expansion valve 405, internal heat exchanger 201, branch pipe 501, expansion valve 409 and three-way valve 803 (first position) flow to the first-stage branch pipe F1, and the other branch passes through the branch Pipe 503, expansion valve 406, branch pipe 502, second-stage branch pipe F2', radiation assembly 30 (radiation unit 301, expansion valve 407 (or expansion valve 408)), second-stage branch pipe F2 flows to the first-stage branch Pipe F1, the two branches flow through the branch pipe 706 after the first-stage branch pipe F1 merges, the four-way valve 106 (inflow from the fourth port Q4, and outflow from the third port Q3) and the gas-liquid separator 105 to return to the compressor 102's input.
  • the external heat exchanger 101 is a condenser
  • the internal heat exchanger 201 and the radiant component 30 form an evaporator.
  • the internal heat exchanger 201 is convective cooling of indoor air
  • the radiant component 30 is radiant cooling of the indoor space.
  • 30 has the function of energy storage.
  • the radiant component 30 stores low-temperature energy, which reduces the temperature of the indoor floor with the exchange of cold and heat of the air to play a cooling (auxiliary) role.
  • the valves not mentioned are all in the closed state, the three-way valve 801 is in the first position, and the three-way valve 802 is in the first position.
  • the fourth refrigeration state of the air conditioning/heat pump heat storage refrigeration system 1 As shown in Fig. 18, the refrigerant flow of the fourth refrigeration state is the same as the third refrigeration state.
  • the indoor unit 20 is connected in parallel with the radiant assembly 30,
  • the indoor unit 20 can also have a dehumidification function.
  • the fan speed of the internal heat exchanger 201 is slower (much slower than in the cooling state).
  • the internal heat exchanger 201 is mainly configured for dehumidification
  • the radiation component 30 is mainly configured as Refrigeration is suitable for spring, autumn and summer. Because the indoor temperature is high in summer, the radiant component 30 can be used for cooling, thereby dehumidifying and accompanied by "conditional" ground cooling, achieving indoor "no wind” cooling and making the environment more comfortable.
  • the indoor unit 20 and the radiation assembly 30 are both an evaporator, and the external heat exchanger 101 is a condenser.
  • the indoor unit 20 and the radiant component 30 are the same evaporators, they have different "division of labor".
  • the indoor unit 20 is responsible for dehumidification
  • the radiant component 30 is responsible for cooperating with "conditional” refrigeration, achieving dehumidification and cooling at the same time, and further improving the energy efficiency of the whole machine.
  • the first dehumidification state of the air conditioning/heat pump heat storage refrigeration system 1 As shown in Figure 16, the refrigerant flow of the first dehumidification state is the same as the first refrigeration state, and the first dehumidification state is suitable for the southern spring and autumn season.
  • the indoor unit 20 It is configured to dehumidify. In this state, the radiation component 30 does not participate in the work. In this state, the indoor unit 20 is an evaporator, and the external heat exchanger 101 is a condenser.
  • the second dehumidification state of the air conditioning/heat pump heat storage refrigeration system 1 As shown in Figure 17, the refrigerant flow of the second dehumidification state is the same as the second refrigeration state, and the second dehumidification state is suitable for summer.
  • the indoor unit 20 and the radiation The components 30 are connected in series to dehumidify. In this state, the system is dehumidified and accompanied by a radiant component 30 (here, radiant ground or roof) for cooling.
  • a radiant component 30 here, radiant ground or roof
  • the indoor unit 20 and the radiation component 30 are both evaporators, and the external heat exchanger 101 is a condenser.
  • the indoor unit 20 and the radiant component 30 are both evaporators, their "division of labor" is different.
  • the indoor unit 20 is responsible for the dehumidification of the front part of the evaporator, and the radiant component 30 is responsible for the “conditional” cooling of the back part of the evaporator to achieve dehumidification at the same time. Refrigeration improves the energy efficiency of the whole machine.
  • the third dehumidification state of the air conditioning/heat pump heat storage refrigeration system 1 As shown in Figure 19, in the third dehumidification state, the radiant component 30 and the indoor unit 20 are "division of labor" and combined dehumidification, suitable for the southern winter (spring and autumn) seasons , The outdoor unit 10 does not work. In this state, the first port Q1 of the four-way valve 106 communicates with the third port Q3, and the second port Q2 communicates with the fourth port Q4.
  • the refrigerant flow is as follows: the refrigerant flows out from the output end of the compressor 102 and passes through the four-way valve in turn Valve 106 (inflow from the second port Q2, outflow from the fourth port Q4), branch pipe 706, first-stage branch pipe F1, second-stage branch pipe F2, expansion valve 407 (expansion valve 408), radiation unit 301, second Stage branch pipe F2', branch pipe 502, expansion valve 406, branch pipe 503, first-stage branch pipe F1', storage tank 404, throttling part 402, dryer 401, branch pipe 707, three-way valve 804 (No.
  • the through valve 106 (inflow from the first port Q1 and outflow from the third port Q3) and the gas-liquid separator 105 return to the input end of the compressor 102.
  • the internal heat exchanger 201 is an evaporator
  • the radiation component 30 is equivalent to a condenser
  • the radiation component 30 has the function of energy storage.
  • the radiation component 30 stores high-temperature energy.
  • the exchange of cold and heat in the air raises the temperature of the indoor floor, removes the humid air in the indoor space while heating, realizes a mechanism of heat and dehumidification, and greatly improves the energy efficiency of the whole machine. It should be pointed out that in this state, the valves not mentioned are all in a closed state.
  • the three-way valve 801 is in the first position, and the three-way valve 802 is in the first position.
  • the first heating state of the air conditioning/heat pump heat storage refrigeration system 1 As shown in FIG. 20, in the first heating state, the radiant assembly 30 is heating, the outdoor unit 10 works, and the indoor unit 20 does not work. In this state, the first port Q1 of the four-way valve 106 communicates with the third port Q3, and the second port Q2 communicates with the fourth port Q4.
  • the refrigerant flow is as follows: the refrigerant flows out from the output end of the compressor 102 and passes through the four-way valve in turn Valve 106 (inflow from the second port Q2, outflow from the fourth port Q4), branch pipe 706, first-stage branch pipe F1, second-stage branch pipe F2, expansion valve 407 (expansion valve 408), radiation unit 301, second Stage branch pipe F2', branch pipe 502, expansion valve 406, branch pipe 503, first-stage branch pipe F1', reservoir 404, throttling part 402, dryer 401, branch pipe 707, branch pipe 701', external
  • the heat exchanger 101, the branch pipe 703, the expansion valve 602, the branch pipe 705, the branch pipe 701, the four-way valve 106 (inflow from the first port Q1, and outflow from the third port Q3) and the gas-liquid separator 105 return to the compressor 102 ⁇ input terminal.
  • the external heat exchanger 101 is an evaporator
  • the radiant component 30 is equivalent to a condenser
  • the refrigerant output from the compressor 102 is high-temperature gas
  • the high-temperature gas flows through the radiant component 30, because the radiant component 30 has the function of energy storage
  • the radiant component 30 stores high-temperature energy, and increases the temperature of the indoor floor with the exchange of cold and heat of the air, which plays a role of heating.
  • the valves not mentioned are all closed, the three-way valve 801 is in the first position, the three-way valve 802 is in the first position, and the three-way valve 803 is in the first position. 804 is in the first position.
  • the second heating state of the air conditioning/heat pump heat storage refrigeration system 1 As shown in FIG. 21, in the second heating state, the indoor unit 20 and the radiant assembly 30 are connected in series for heating. In this state, the first port Q1 of the four-way valve 106 communicates with the third port Q3, and the second port Q2 communicates with the fourth port Q4.
  • the refrigerant flow is as follows: the refrigerant flows out from the output end of the compressor 102 and passes through the four-way valve in turn Valve 106 (inflow from the second port Q2, outflow from the fourth port Q4), branch pipe 706, first-stage branch pipe F1, second-stage branch pipe F2, expansion valve 407 (expansion valve 408), radiation unit 301, second Stage branch pipe F2', branch pipe 502, first regulating stop valve 410, branch pipe 501, internal heat exchanger 201, expansion valve 405, three-way valve 804 (first position), first stage branch pipe F1', liquid storage Tank 404, throttling part 402, dryer 401, branch pipe 707, branch pipe 701', external heat exchanger 101, branch pipe 703, expansion valve 602, branch pipe 705, branch pipe 701, four-way valve 106
  • One port Q1 flows in, the third port Q3 flows out) and the gas-liquid separator 105 returns to the input end of the compressor 102.
  • the external heat exchanger 101 is an evaporator
  • the radiant component 30 and the indoor unit 20 are condensers
  • the refrigerant output by the compressor 102 is high-temperature gas
  • the high-temperature gas flows through the radiant component 30 and the indoor unit 20.
  • 30 is the front section of the condenser
  • the indoor unit 20 is the rear section of the condenser.
  • the temperature of the front section of the condenser is high, and the temperature of the rear section of the condenser is slightly lower than that of the front section of the condenser.
  • the heat effect can also realize the use of the internal heat exchanger 201 frequency conversion control to improve the energy efficiency of the whole machine.
  • the third heating state of the air-conditioning/heat pump heat storage refrigeration system 1 As shown in FIG. 22, in the third heating state, the indoor unit 20 and the radiant assembly 30 are connected in parallel for heating. In this state, the first port Q1 of the four-way valve 106 communicates with the third port Q3, and the second port Q2 communicates with the fourth port Q4.
  • the refrigerant flow is as follows: the refrigerant flows out from the output end of the compressor 102 and passes through the four-way valve in turn
  • the valve 106 inflow from the second port Q2 and outflow from the fourth port Q4
  • the branch pipe 706 flow to the first-stage branch pipe F1, and are divided into two branches at the first-stage branch pipe F1, one of which passes through the first branch
  • the branch flows through the three-way valve 803 (first position), expansion valve 409, branch pipe 501, internal heat exchanger 201, expansion valve 405, three-way valve 804 (first position) to the first-stage branch pipe F1', two After the branches merge in the first-stage branch pipe F1', they flow to the liquid storage tank 404, throttling
  • the external heat exchanger 101 is an evaporator
  • the indoor unit 20 and the radiant component 30 are condensers
  • the refrigerant output by the compressor 102 is a high-temperature gas.
  • the high-temperature gas flows through the radiant component 30 while also passing through the indoor unit. 20.
  • the ground radiant component 30 is the main heating element
  • the air convection indoor unit 20 is auxiliary. With the exchange of cold and heat of the air, the temperature of the indoor ground and the surrounding air is raised to play a heating role.
  • the valves not mentioned are all closed, the three-way valve 801 is in the first position, the three-way valve 802 is in the first position, and the three-way valve 803 is in the first position. 804 is in the first position.
  • the first hot water production state of the air conditioning/heat pump heat storage refrigeration system 1 As shown in FIG. 23, in the first hot water production state, the indoor unit 20 and the water heater 103 participate in the work, and the external heat exchanger 101 does not participate in the work. In this state, the first port Q1 of the four-way valve 106 communicates with the second port Q2, and the third port Q3 communicates with the fourth port Q4.
  • the refrigerant flow is as follows: the refrigerant flows out from the output end of the compressor 102 and passes through the four-way valve in turn Valve 106 (inflow from the second port Q2, outflow from the first port Q1), branch pipe 701, three-way valve 801 (first position), expansion valve 603, water heater 103, branch pipe 704, branch pipe 702', expansion valve 605 , Three-way valve 802 (first position), branch pipe 701', branch pipe 707, dryer 401, one-way valve 403, liquid storage tank 404, first-stage branch pipe F1', three-way valve 804 (first position ), the expansion valve 405 enters the internal heat exchanger 201, and is output from the internal heat exchanger 201 to the branch pipe 501, expansion valve 409, three-way valve 803 (first position), first-stage branch pipe F1, branch pipe 706, four-way valve 106 (inflow from the fourth port Q4 and outflow from the third port Q3) and the gas-liquid separator 105 return to the input end of the compressor
  • the internal heat exchanger 201 is an evaporator
  • the water heater 103 is a condenser
  • the compressor 102 outputs high temperature and high pressure refrigerant.
  • the refrigerant flows through the water heater 103
  • the water in the water heater 103 is heated, and the internal heat exchanger 201 is replaced ( Evaporation) the heat in the room (cooling the room).
  • indoor cooling is "free”. It should be pointed out that in this state, the valves not mentioned are all closed.
  • the radiant component 30 can optionally participate in cooling.
  • the radiant component 30 is an evaporator.
  • the expansion valve 406 and the expansion valve 407 (expansion valve 408) are opened, the refrigerant flows through the first-stage branch pipe After F1', it flows to branch pipe 503, expansion valve 406, branch pipe 502, second-stage branch pipe F2', radiation unit 301, expansion valve 407 (expansion valve 408), and second-stage branch pipe F2 to the first-stage branch In the pipe F1, the refrigerant flowing out of the first-stage branch pipe F1 and the internal heat exchanger 201 merges and flows to the branch pipe 706.
  • the radiation component 30 participates in the work, the radiation component 30 is used to cool the ground while reducing the temperature of the indoor air.
  • the second hot water production state of the air conditioning/heat pump heat storage refrigeration system 1 As shown in FIG. 24, in the second hot water production state, the indoor unit 20 produces hot water, and the radiant component 30 does not participate in the work. In this state, the first port Q1 of the four-way valve 106 communicates with the third port Q3, and the second port Q2 communicates with the fourth port Q4.
  • the refrigerant flow is as follows: the refrigerant flows out from the output end of the compressor 102 and passes through the four-way valve in turn Valve 106 (inflow from the second port Q2 and outflow from the fourth port Q4), branch pipe 706, three-way valve 801 (second position, communicating with branch pipe 706), branch pipe 702, expansion valve 603, water heater 103, branch pipe 704, branch pipe 702', expansion valve 605, three-way valve 802 (first position), branch pipe 701', branch pipe 707, dryer 401, one-way valve 403, liquid storage tank 404, first-stage branch pipe F1 ', three-way valve 804 (first position), expansion valve 405, internal heat exchanger 201, branch pipe 501, expansion valve 409, three-way valve 803 (second position), branch pipe 705, branch pipe 701, four-way valve 106 (inflow from the first port Q1 and outflow from the third port Q3) and the gas-liquid separator 105 return to the input end of the compressor 102.
  • Valve 106 in
  • the internal heat exchanger 201 is an evaporator
  • the water heater 103 is a condenser
  • the compressor 102 has high temperature and high pressure refrigerant.
  • the refrigerant flows through the water heater 103
  • the water in the water heater 103 is heated, and the internal heat exchanger 201 is replaced (evaporated) )
  • the heat in the room (cooling the room). It should be pointed out that in this state, the valves not mentioned are all closed.
  • the third hot water production state of the air conditioning/heat pump heat storage refrigeration system 1 As shown in FIG. 25, in the third hot water production state, the outdoor unit 10 produces hot water, and the indoor unit 20 and the radiant component 30 do not work. In this state, the first port Q1 of the four-way valve 106 communicates with the third port Q3, and the second port Q2 communicates with the fourth port Q4.
  • the refrigerant flow is as follows: the refrigerant flows out from the output end of the compressor 102 and passes through the four-way valve in turn Valve 106 (inflow from the second port Q2 and outflow from the fourth port Q4), branch pipe 706, three-way valve 801 (second position), branch pipe 702, expansion valve 603, water heater 103, branch pipe 704, branch pipe 702' , Expansion valve 605, three-way valve 802 (second position), branch pipe 503, first-stage branch pipe F1', liquid storage tank 404, throttling component 402, dryer 401, branch pipe 707, branch pipe 701', External heat exchanger 101, branch pipe 703, expansion valve 602, branch pipe 705, branch pipe 701, four-way valve 106 (inflow from the first port Q1, and outflow from the third port Q3) and the gas-liquid separator 105 return to the compressor 102's input.
  • the external heat exchanger 101 is an evaporator
  • the water heater 103 is a condenser
  • the compressor 102 has a high-temperature and high-pressure refrigerant.
  • the refrigerant flows through the water heater 103
  • the water in the water heater 103 is heated.
  • the valves not mentioned are all closed, the three-way valve 801 is in the second position, the three-way valve 802 is in the second position, and the three-way valve 803 is in the first position. 804 is in the first position.
  • an "automatic" hot water state that is, a mode is set to pump the refrigerant into the external heat exchanger 101 before the shutdown, and close all the passages connecting the internal heat exchanger 201 and the external heat exchanger 101 after the shutdown (Including the radiant component 30), most of the medium is stored in the water heater 103 and the lighting component 104 (external heat exchanger 101).
  • the lighting component 104 is heated by solar energy, the originally free flowing medium is (heated) in the lighting component 104
  • the water heater 103 (unheated) cavity forms a cold and heat cycle flow. As the temperature difference changes, it finally reaches a calorific value balance. But at this time, the low temperature water in the water heater 103 tank will also interact with the water heater's medium cavity. Perform cold and heat exchange to achieve a thermal balance, thereby forming an "automatic" heating of the water in the water heater 103.
  • the "secondary evaporation" state of the air conditioning/heat pump heat storage refrigeration system 1 As shown in Figure 26, in this state, the first port Q1 of the four-way valve 106 is connected to the third port Q3, and the second port Q2 is connected to the fourth port Q2.
  • the port Q4 is connected, and the refrigerant flow is as follows: the refrigerant flows out of the output end of the compressor 102, passes through the four-way valve 106 (inflow from the second port Q2, and outflow from the fourth port Q4), branch pipe 706, first-stage branch pipe F1, Second-stage branch pipe F2, expansion valve 407 (expansion valve 408), radiation unit 301, second-stage branch pipe F2', branch pipe 502, expansion valve 406, branch pipe 503, first-stage branch pipe F1', liquid storage Tank 404, throttling component 402, dryer 401, branch pipe 707, branch pipe 701', external heat exchanger 101, branch pipe 703, second regulating stop valve 606, branch pipe 704, water heater 103, expansion valve 603 (or Branch pipe 702', illumination assembly 104, expansion valve 604), branch pipe 702, three-way valve 801 (first position), branch pipe 701, four-way valve 106 (inflow from the first port Q1, and outflow from the third port Q3) And the gas-liquid separator
  • the external heat exchanger 101 is an evaporator; because the outdoor environment temperature is relatively low, the external heat exchanger 101 has "no" ability to change from the outside world. If there is more heat energy, the intake air temperature at the inlet of the compressor 102 will also be very low.
  • a device that can increase the temperature of the refrigerant (“heating" the water heater 103 or the light component 104) is connected in series at the end of the external heat exchanger 101 , It enhances (and extends) the working ability of the unit in low temperature environment.
  • the water heater 103 here is equipped with a pipe carrying the refrigerant.
PCT/CN2020/075710 2019-03-08 2020-02-18 空调/热泵拓展功能箱及空调/热泵蓄热制冷系统 WO2020181963A1 (zh)

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CN209605441U (zh) * 2019-03-08 2019-11-08 晏飞 空调/热泵拓展功能箱及空调/热泵蓄热制冷系统
CN109798691B (zh) * 2019-03-08 2023-12-26 晏飞 空调/热泵拓展功能箱及空调/热泵蓄热制冷系统

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JPH0448140A (ja) * 1990-06-18 1992-02-18 Toshiba Corp 空気調和機
JPH04369327A (ja) * 1991-06-17 1992-12-22 Sharp Corp 空気調和機
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