CN110671835A - Integrated supply system and method based on temperature and humidity control and hot water heating - Google Patents

Integrated supply system and method based on temperature and humidity control and hot water heating Download PDF

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Publication number
CN110671835A
CN110671835A CN201911095737.5A CN201911095737A CN110671835A CN 110671835 A CN110671835 A CN 110671835A CN 201911095737 A CN201911095737 A CN 201911095737A CN 110671835 A CN110671835 A CN 110671835A
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CN
China
Prior art keywords
pipe
exhaust
refrigerant
coil
liquid
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Pending
Application number
CN201911095737.5A
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Chinese (zh)
Inventor
苏晓翔
彭强强
任照宏
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Constant Electric Xiamen Co Ltd
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Constant Electric Xiamen Co Ltd
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Priority to CN201911095737.5A priority Critical patent/CN110671835A/en
Publication of CN110671835A publication Critical patent/CN110671835A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT-PUMP SYSTEMS
    • F25B13/00Compression machines, plant or systems with reversible cycle
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT-PUMP SYSTEMS
    • F25B29/00Combined heating and refrigeration systems, e.g. operating alternately or simultaneously
    • F25B29/003Combined heating and refrigeration systems, e.g. operating alternately or simultaneously of the compression type system
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT-PUMP SYSTEMS
    • F25B41/00Fluid-circulation arrangements
    • F25B41/20Disposition of valves, e.g. of on-off valves or flow control valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT-PUMP SYSTEMS
    • F25B41/00Fluid-circulation arrangements
    • F25B41/30Expansion means; Dispositions thereof
    • F25B41/31Expansion valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT-PUMP SYSTEMS
    • F25B2313/00Compression machines, plant, or systems with reversible cycle not otherwise provided for
    • F25B2313/027Compression machines, plant, or systems with reversible cycle not otherwise provided for characterised by the reversing means
    • F25B2313/02741Compression machines, plant, or systems with reversible cycle not otherwise provided for characterised by the reversing means using one four-way valve
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT-PUMP SYSTEMS
    • F25B2500/00Problems to be solved
    • F25B2500/18Optimization, e.g. high integration of refrigeration components

Abstract

The invention discloses an integrated supply system and method based on temperature and humidity control and hot water heating, which comprises an outdoor unit and an indoor unit, wherein the outdoor unit comprises a compressor, a four-way valve, a hot water assembly and a heat exchange assembly, an exhaust port and an air suction port of the compressor are respectively connected with an exhaust pipe and an air suction pipe, an outdoor condenser coil and a one-way valve set are arranged on a liquid pipe connecting pipe, the hot water assembly is connected between the exhaust pipe and the liquid pipe connecting pipe, the heat exchange assembly is connected between the liquid pipe connecting pipe and the air suction connecting pipe, the indoor unit comprises a reheating assembly, an exhaust condenser coil and an evaporator coil, the reheating assembly is connected to a first exhaust connecting pipe, the exhaust condenser coil is. The invention can improve the integration level of the equipment, reduce the purchase and installation cost of the equipment, and improve the working efficiency of the whole machine and the comfort level of the indoor environment.

Description

Integrated supply system and method based on temperature and humidity control and hot water heating
Technical Field
The invention relates to the technical field of refrigeration and heating equipment, in particular to an integrated supply system and method based on temperature and humidity control and hot water heating.
Background
All independently install air conditioning equipment respectively in most families, water heater and warm up with water, the air conditioner is the indispensable equipment among people's daily life, can satisfy the refrigeration in summer, the demand of heating in winter, the water heater can satisfy the user demand of people's daily bathing, because air conditioning equipment when refrigeration or heating, cold wind or hot-blast messenger air drying that its convection heat transfer produced easily, accelerate the speed that human skin moisture scatters and disappears, make indoor comfort level descend, and warm up with water is the fine replenishment to air conditioning equipment, it comes to indoor radiant heat or cold volume through the warm coil pipe heat transfer with water, in order to improve indoor environment's comfort level.
However, these devices are installed and used independently, and the integration level of the devices is low, which not only increases the purchase cost of these devices, but also increases the installation cost of these devices due to the installation space and installation materials required. In addition, the existing air conditioning equipment generally has the functions of refrigeration and dehumidification at the same time, but the efficiency is low when the air conditioning equipment is used for simultaneously refrigerating and dehumidifying, and in addition, when the air conditioning equipment is used for refrigerating, after outdoor high-temperature air exchanges heat with an evaporator coil, low-temperature air enters indoors, and because the temperature of the evaporator coil is low, the air outlet temperature entering indoors is lower, and the indoor air is dry and cold, so that the comfort level of the indoor environment is reduced.
Disclosure of Invention
The invention aims to provide an integrated supply system and method based on temperature and humidity control and hot water heating, which can improve the integration level of equipment, reduce the purchase and installation cost of the equipment, and improve the working efficiency of the whole machine and the comfort level of the indoor environment.
In order to achieve the purpose, the invention adopts the following technical scheme:
an integrated supply system based on temperature and humidity control and hot water heating comprises an outdoor unit and an indoor unit, wherein the outdoor unit and the indoor unit are connected through an exhaust connecting pipe, a liquid pipe connecting pipe and a suction connecting pipe, the outdoor unit comprises a compressor, a four-way valve, a hot water assembly and a heat exchange assembly, an exhaust port and a suction port of the compressor are respectively connected with an exhaust pipe and a suction pipe, the exhaust pipe is connected with an inlet end of the four-way valve, the suction pipe, the exhaust connecting pipe and the suction connecting pipe are connected with an outlet end of the four-way valve, one end of the liquid pipe connecting pipe is connected with the exhaust connecting pipe on one side of the outdoor unit, the other end of the liquid pipe connecting pipe is connected with the suction connecting pipe on one side of the indoor unit, an outdoor condenser, and with the check valve group is connected, heat exchange assembly connect in between liquid pipe connection pipe and the connecting pipe of breathing in, the indoor set includes reheat subassembly, air exhaust condenser coil pipe and evaporator coil pipe, the exhaust connecting pipe is equipped with parallelly connected first exhaust connecting pipe and the second exhaust connecting pipe that sets up in indoor set one side, first exhaust connecting pipe and second exhaust connecting pipe all with the connecting pipe of breathing in is linked together, reheat subassembly is connected on first exhaust connecting pipe, one side of reheat subassembly is equipped with the wet film humidifier, air exhaust condenser coil pipe connects on the second exhaust connecting pipe, evaporator coil pipe connects on the connecting pipe of breathing in, reheat subassembly, air exhaust condenser coil pipe and evaporator coil pipe's side is equallyd divide and is equipped with temperature and humidity sensor respectively.
Preferably, the check valve group includes first check valve, second check valve, third check valve and fourth check valve, first check valve, second check valve with third check valve, fourth check valve connect respectively in the both sides of liquid pipe connecting pipe, just first check valve and fourth check valve, second check valve and third check valve controlled flow direction is the same.
Preferably, the hot water subassembly includes water heater pipeline, water heater water tank and heat transfer coil pipe, the both ends of water heater pipeline respectively with blast pipe and check valve group are connected, heat transfer coil pipe locates in the water heater water tank, and its both ends respectively with the water heater pipeline is linked together, the water heater pipeline in be equipped with the hot water solenoid valve between water heater water tank and the blast pipe, the water heater pipeline in be equipped with fifth check valve, water heater electronic expansion valve and liquid storage pot between water heater water tank and the check valve group, fifth check valve makes the refrigerant flow to check valve group through the liquid storage pot.
Preferably, the heat exchange assembly comprises a heat exchange pipeline and a plate heat exchanger, two ends of the heat exchange pipeline are respectively connected with the liquid pipe connecting pipe and the air suction connecting pipe, the plate heat exchanger is arranged on the heat exchange pipeline, and the heat exchange pipeline is provided with a plate for replacing the electronic expansion valve between the liquid pipe connecting pipe and the plate heat exchanger.
Preferably, the plate heat exchanger includes intake end and play water end, the intake end is connected with the inlet channel, it is connected with the outlet conduit to go out the water end, be equipped with water pump and buffer tank on the outlet conduit, the cold/hot water that the outlet conduit flows out is by behind the terminal equipment the inlet channel circulation returns plate heat exchanger.
Preferably, the four-way valve comprises an air inlet pipe orifice, an air outlet pipe orifice, a first connecting pipe orifice and a second connecting pipe orifice, the air inlet pipe orifice, the air outlet pipe orifice, the first connecting pipe orifice and the second connecting pipe orifice are respectively connected with the exhaust pipe, the exhaust connecting pipe, the air suction pipe and the air suction connecting pipe, and the air suction pipe is provided with a gas-liquid separator between the first connecting pipe orifice and the air suction port of the compressor.
Preferably, the reheating subassembly includes reheat coil, reheat solenoid valve, reheat electronic expansion valve and sixth check valve, reheat coil connects on first exhaust connecting pipe, and with the wet membrane humidifier sets up side by side, first exhaust connecting pipe in be equipped with between exhaust connecting pipe and the reheat coil the reheat solenoid valve, first exhaust connecting pipe in be equipped with in proper order between reheat coil and the connecting pipe of breathing in reheat electronic expansion valve and sixth check valve, the sixth check valve is used for controlling the refrigerant by reheat coil flow direction connecting pipe of breathing in.
Preferably, an exhaust coil electronic expansion valve is arranged between the exhaust condenser coil and the air suction connecting pipe of the second exhaust connecting pipe, an evaporator electronic expansion valve is arranged between the evaporator coil and the liquid pipe connecting pipe of the air suction connecting pipe, an air filter is arranged on one side of the evaporator coil, and the air filter, the evaporator coil, the reheating coil and the wet film humidifier are arranged side by side.
An integrated supply method based on temperature and humidity control and hot water heating comprises a refrigeration mode, wherein the cycle process of the refrigeration mode is as follows:
the high-temperature high-pressure gaseous refrigerant coming out of the discharge port of the compressor is divided into four paths:
the first path directly comes out from a compressor exhaust pipe and enters a heat exchange coil inside a water tank of the water heater through a hot water electromagnetic valve, and a refrigerant is condensed into a normal-temperature high-pressure liquid refrigerant after flowing through the heat exchange coil;
the second path is discharged from the exhaust pipe of the compressor, enters a condenser coil pipe through a four-way valve, and is condensed into a normal-temperature high-pressure liquid refrigerant after the high-temperature high-pressure gaseous refrigerant exchanges heat with outdoor air in the condenser coil pipe;
the third path of the refrigerant flows out of the exhaust pipe of the compressor, enters a second exhaust connecting pipe through a four-way valve, then enters the coil pipe of the exhaust condenser, and is condensed into a normal-temperature high-pressure liquid refrigerant after exchanging heat with indoor return air in the coil pipe of the exhaust condenser;
the fourth path is discharged from the exhaust pipe of the compressor, enters a first exhaust connecting pipe through a four-way valve, enters a reheating coil pipe through a reheating electromagnetic valve, exchanges heat between high-temperature and high-pressure gaseous refrigerant and low-temperature air passing through an evaporator coil pipe in the reheating coil pipe, and is condensed into normal-temperature and high-pressure liquid refrigerant to flow out;
liquid refrigerant coming out of the heat exchange coil and liquid refrigerant coming out of the outdoor condenser coil are converged and enter a liquid inlet pipe connecting pipe, then the liquid refrigerant is divided into two paths, one path of the liquid refrigerant enters an air suction connecting pipe on one side of an indoor unit, the other path of the liquid refrigerant is throttled and depressurized by a plate-type electronic expansion valve to become gas-liquid two-phase low-temperature refrigerant, then the low-temperature refrigerant enters a plate-type heat exchanger to exchange heat with water, the liquid refrigerant absorbs heat and evaporates to become gas, and the;
the liquid refrigerant flowing out from the coil of the exhaust condenser, the liquid refrigerant flowing out from the reheating coil and the liquid refrigerant entering the air suction connecting pipe from the liquid pipe connecting pipe are converged together and enter the electronic expansion valve of the evaporator, the liquid refrigerant is throttled and decompressed into a gas-liquid two-phase low-temperature refrigerant and then enters the evaporator coil to exchange heat with outdoor fresh air, the refrigerant absorbs heat and is evaporated into a gas state, the gas state flows out of the evaporator coil and is converged with the gas state refrigerant flowing out of the plate heat exchanger, and the gas state refrigerant flow through the four-way valve.
An integrated supply method based on temperature and humidity control and hot water heating further comprises a heating mode, and the cycle process of the heating mode is as follows:
the high-temperature high-pressure gaseous refrigerant from the exhaust port of the compressor is divided into three paths:
the first path directly comes out from a compressor exhaust pipe and enters a heat exchange coil inside a water tank of the water heater through a hot water electromagnetic valve, and a refrigerant flowing through the heat exchange coil is condensed into a normal-temperature high-pressure liquid refrigerant;
the second path of refrigerant flows out of the exhaust pipe of the compressor, enters the plate heat exchanger through the four-way valve to exchange heat with water, is condensed into normal-temperature high-pressure liquid refrigerant and flows out, and then enters the plate exchange electronic expansion valve to perform throttling depressurization;
the third path of refrigerant is discharged from an exhaust pipe of the compressor, enters an air suction connecting pipe through a four-way valve and then enters an evaporator coil, high-temperature and high-pressure gaseous refrigerant is condensed into normal-temperature and high-pressure liquid refrigerant after exchanging heat with outdoor fresh air in the evaporator coil, the liquid refrigerant is throttled and decompressed into gas-liquid two-phase low-temperature refrigerant and is divided into two paths, one path of refrigerant enters a liquid pipe connecting pipe, the other path of refrigerant enters an exhaust condenser coil and exchanges heat with indoor return air, the refrigerant absorbs heat and is evaporated into gaseous refrigerant, and the gaseous refrigerant enters an;
the gas-liquid two-phase refrigerant from the plate heat exchanger is converged with the gas-liquid two-phase refrigerant from the liquid pipe connecting pipe, then enters the check valve group, is converged with the gas-liquid two-phase refrigerant from the heat exchange coil, enters the outdoor condenser coil to exchange heat with outdoor air, absorbs heat and is evaporated into a gaseous refrigerant;
the gaseous refrigerant from the exhaust condenser coil is merged with the gaseous refrigerant from the outdoor condenser coil and returned to the suction port of the compressor via the four-way valve and the gas-liquid separator.
After adopting the technical scheme, compared with the background technology, the invention has the following advantages:
1. the high-temperature high-pressure gaseous refrigerant generated by the compressor is respectively used for refrigerating or heating the indoor unit, the hot water supply assembly generates hot water, and the heat exchange assembly generates heat or cold to radiate the indoor, so that the integration level of the equipment is improved, and the purchase and installation cost of the equipment is reduced.
2. When the invention is used for refrigerating, one path of high-temperature high-pressure gaseous refrigerant generated by the compressor enters the exhaust condenser coil to exchange heat with indoor return air so as to recover the cold quantity in the indoor return air, the other path of high-temperature high-pressure gaseous refrigerant enters the reheating coil, the reheating coil exchanges heat with low-temperature air coming out of the evaporator coil, and the low-temperature air is reheated to normal-temperature air comfortable for a human body according to the monitoring condition of the temperature and humidity sensor, so that the working efficiency of the whole machine for refrigerating is improved, and the comfort level of the indoor environment during refrigerating can also be ensured.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of a heat exchange cycle of a plate heat exchanger;
FIG. 3 is a schematic flow diagram of the system in a cooling mode;
FIG. 4 is a schematic diagram of the system flow path in the heating mode.
Description of reference numerals:
1. outdoor unit, 2 indoor unit, 3 exhaust connecting pipe, 4 suction connecting pipe;
11. the system comprises a compressor, a 111 exhaust pipe, a 112 air suction pipe, a 113 air-liquid separator, a 12 four-way valve, a 121 air inlet pipe orifice, a 122 air outlet pipe orifice, a 123 first connecting pipe orifice, a 124 second connecting pipe orifice, a 13 liquid pipe connecting pipe, a 14 outdoor condenser coil, a 15 one-way valve group, a 151 first one-way valve, a 152 second one-way valve, a 153 third one-way valve, a 154 fourth one-way valve, a 161 water heater pipeline, a 162 water heater water tank, a 163 heat exchange coil, a 164 hot water solenoid valve, a 165 fifth one-way valve, a 166 water heater electronic expansion valve, a 167 liquid storage tank, a 171 heat exchange pipeline, a 172 plate heat exchanger, a 1721 water inlet end, a 1722 water inlet pipeline, a 1723 water outlet end, a 1724 water outlet pipeline, a 173 plate electric exchange expansion valve, a 174 water pump, a 175 buffer water tank;
211. the air conditioner comprises a reheating coil, 212, a reheating electromagnetic valve, 213, a reheating electronic expansion valve, 214, a sixth one-way valve, 22, an exhaust condenser coil, 23, an evaporator coil, 24, a wet film humidifier, 25, an exhaust coil electronic expansion valve, 26, an evaporator electronic expansion valve and 27, an air filter;
31. first exhaust connecting pipe, 32 second exhaust connecting pipe.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are all based on the orientation or positional relationship shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the apparatus or element of the present invention must have a specific orientation, and thus, should not be construed as limiting the present invention.
Examples
Referring to fig. 1 and 2, the present invention discloses an integrated supply system based on temperature and humidity control and hot water heating, which includes an outdoor unit 1 and an indoor unit 2, wherein the outdoor unit 1 and the indoor unit 2 are connected through an exhaust connection pipe 3, a liquid pipe connection pipe 13 and a suction connection pipe 4.
The outdoor unit 1 includes a compressor 11, a four-way valve 12, a hot water assembly and a heat exchange assembly, an exhaust pipe 111 and an air suction pipe 112 are connected to an exhaust port and an air suction port of the compressor 11, the exhaust pipe 111 is connected to an inlet end of the four-way valve 12, the air suction pipe 112, an exhaust connection pipe 3 and an air suction connection pipe 4 are connected to an outlet end of the four-way valve 12, the four-way valve 12 includes an air inlet pipe port 121, an air outlet pipe port 122, a first connection pipe port 123 and a second connection pipe port 124, the air inlet pipe port 121, the air outlet pipe port 122, the first connection pipe port 123 and the second connection pipe port 124 are connected to the exhaust pipe 111, the exhaust connection pipe 3, the air suction pipe 112.
One end of the liquid pipe connecting pipe 13 is connected with the exhaust connecting pipe 3 at one side of the outdoor unit 1, and the other end is connected with the suction connecting pipe 4 at one side of the indoor unit 2, the liquid pipe connecting pipe 13 is provided with an outdoor condenser coil 14 and a check valve group 15, and the check valve group 15 is used for changing the flow direction of the refrigerant. The check valve set 15 includes a first check valve 151, a second check valve 152, a third check valve 153 and a fourth check valve 154, the first check valve 151, the second check valve 152, the third check valve 153 and the fourth check valve 154 are respectively connected to two sides of the liquid pipe connecting pipe 13, and the flow directions controlled by the first check valve 151 and the fourth check valve 154, the second check valve 152 and the third check valve 153 are the same. The hot water assembly is connected between the exhaust pipe 111 and the liquid pipe connection pipe 13 and is connected with the check valve block 15, and the heat exchange assembly is connected between the liquid pipe connection pipe 13 and the suction connection pipe 4.
The hot water component comprises a water heater pipeline 161, a water heater water tank 162 and a heat exchange coil 163, two ends of the water heater pipeline 161 are respectively connected with the exhaust pipe 111 and the check valve set 15, the heat exchange coil 163 is arranged in the water heater water tank 162, two ends of the heat exchange coil are respectively communicated with the water heater pipeline 161, a hot water electromagnetic valve 164 is arranged between the water heater water tank 162 and the exhaust pipe 111 of the water heater pipeline 161, a fifth check valve 165, a water heater electronic expansion valve 166 and a liquid storage tank 167 are arranged between the water heater water tank 162 and the check valve set 15 of the water heater pipeline 161, and refrigerant flows to the check valve set 15 through the liquid.
The heat exchange assembly comprises a heat exchange pipeline 171 and a plate heat exchanger 172, two ends of the heat exchange pipeline 171 are respectively connected with the liquid pipe connecting pipe 13 and the air suction connecting pipe 4, the plate heat exchanger 172 is arranged on the heat exchange pipeline 171, and the plate heat exchange pipeline 171 is provided with an electronic expansion valve 173 between the liquid pipe connecting pipe 13 and the plate heat exchanger 172.
The plate heat exchanger 172 comprises a water inlet end 1721 and a water outlet end 1723, the water inlet end 1721 is connected with a water inlet pipe 1722, the water outlet end 1723 is connected with a water outlet pipe 1724, a water pump 174 and a buffer tank 175 are arranged on the water outlet pipe 1724, and cold/hot water flowing out of the water outlet pipe 1724 is circulated back to the plate heat exchanger 172 through the water inlet pipe 1722 after passing through a terminal device. Cold water or hot water from the plate heat exchanger 172 can be used for providing heat sources for indoor radiation capillary tubes, fan coils, water floor heating and other terminal equipment, so that indoor refrigeration or heating is completed.
The indoor unit 2 comprises a reheating component, an exhaust condenser coil 22 and an evaporator coil 23, a first exhaust connecting pipe 31 and a second exhaust connecting pipe 32 which are arranged in parallel are arranged on one side of the indoor unit 2 of the exhaust connecting pipe 3, the first exhaust connecting pipe 31 and the second exhaust connecting pipe 32 are both communicated with an air suction connecting pipe 4, the reheating component is connected onto the first exhaust connecting pipe 31, a wet film humidifier 24 is arranged on one side of the reheating component, and the wet film humidifier 24 is used for humidifying fresh air in winter.
The reheating module includes a reheating coil 211, a reheating solenoid valve 212, a reheating electronic expansion valve 213 and a sixth check valve 214, the reheating coil 211 is connected to the first exhaust connection pipe 31 and is arranged in parallel with the wet film humidifier 24, the reheating solenoid valve 212 is arranged between the exhaust connection pipe 3 and the reheating coil 211 in the first exhaust connection pipe 31, the reheating electronic expansion valve 213 and the sixth check valve 214 are sequentially arranged between the reheating coil 211 and the suction connection pipe 4 in the first exhaust connection pipe 31, and the sixth check valve 214 is used for controlling the refrigerant to flow from the reheating coil 211 to the suction connection pipe 4.
The exhaust condenser coil 22 is connected to the second exhaust connecting pipe 32, the second exhaust connecting pipe 32 is provided with an exhaust coil electronic expansion valve 25 between the exhaust condenser coil 22 and the intake connecting pipe 4, the evaporator coil 23 is connected to the intake connecting pipe 4, the intake connecting pipe 4 is provided with an evaporator electronic expansion valve 26 between the evaporator coil 23 and the liquid pipe connecting pipe 13, one side of the evaporator coil 23 is provided with an air filter 27, the air filter 27 is arranged in parallel with the evaporator coil 23, the reheating coil 211 and the wet film humidifier 24, the reheating assembly, the exhaust condenser coil 22 and the evaporator coil 23 are respectively provided with a temperature and humidity sensor (not shown in the figure) at the side, and the temperature and humidity sensor is used for detecting indoor temperature and humidity so as to enable the system to control refrigeration, heating, humidification and dehumidification and ensure the comfort level of the indoor environment.
Referring to fig. 3, the invention also discloses an integrated supply method based on temperature and humidity control and hot water heating, which comprises a refrigeration mode, wherein the cycle process of the refrigeration mode is as follows:
the high-temperature high-pressure gaseous refrigerant coming out of the discharge port of the compressor 11 is divided into four paths:
the first path directly comes out from the exhaust pipe 111 of the compressor 11 and enters the heat exchange coil 163 in the water heater water tank 162 through the hot water solenoid valve 164, and exchanges heat with water in the water heater water tank 162 in the heat exchange coil 163 to heat the water in the water heater water tank 162, and meanwhile, the refrigerant in the heat exchange coil 163 is condensed into a normal-temperature high-pressure liquid refrigerant and flows out of the heat exchange coil 163.
The second path is discharged from the exhaust pipe 111 of the compressor 11, enters the outdoor condenser coil 14 through the four-way valve 12, exchanges heat with outdoor air in the outdoor condenser coil 14 through high-temperature and high-pressure gaseous refrigerant, is condensed into normal-temperature and high-pressure liquid refrigerant, and then flows out of the outdoor condenser coil 14.
The third path is from the exhaust pipe 111 of the compressor 11, enters the second exhaust connecting pipe 32 through the four-way valve 12, and then enters the exhaust condenser coil 22, in the exhaust condenser coil 22, the high-temperature high-pressure gaseous refrigerant exchanges heat with the indoor return air to recover the cold in the indoor return air, and the refrigerant is condensed into the normal-temperature high-pressure liquid refrigerant and flows out of the exhaust condenser coil 22.
The fourth path is from the exhaust pipe 111 of the compressor 11, enters the first exhaust connecting pipe 31 through the four-way valve 12, enters the reheating coil 211 through the reheating solenoid valve 212, in the reheating coil 211, the high-temperature high-pressure gaseous refrigerant exchanges heat with the low-temperature air passing through the evaporator coil 23, the low-temperature air is reheated to the normal-temperature air comfortable for the human body, and meanwhile, the refrigerant is condensed into the normal-temperature high-pressure liquid refrigerant and flows out of the reheating coil 211.
After passing through the fifth check valve 165 and the electronic expansion valve 166 of the water heater, the normal-temperature high-pressure liquid refrigerant coming out of the heat exchange coil 163 in the water tank 162 of the water heater is merged with the normal-temperature high-pressure liquid refrigerant coming out of the outdoor condenser coil 14, before merging, the refrigerant coming out of the outdoor condenser coil 14 passes through the third check valve 153 in the check valve group 15, and the merged refrigerant passes through the liquid storage tank 167 to be wound back to the check valve group 15, passes through the second check valve 152, and then flows out of the check valve group 15.
The normal-temperature high-pressure liquid refrigerant from the check valve set 15 is divided into two paths, one path enters the air suction connecting pipe 4 on one side of the indoor unit 2 through the liquid pipe connecting pipe 13, the other path is throttled and depressurized through the plate-type electronic expansion valve 173 to become a gas-liquid two-phase low-temperature refrigerant, then enters the plate-type heat exchanger 172 to exchange heat with water, so that the water temperature is reduced, the purpose of making cold water is achieved, the cold water is used for refrigeration of end equipment, and meanwhile, the refrigerant absorbs heat and evaporates to become a.
The refrigerant flowing out from the exhaust condenser coil 22 passes through the exhaust coil electronic expansion valve 25, the refrigerant flowing out from the reheating coil 211 passes through the reheating electronic expansion valve 213 and the one-way valve, and the liquid refrigerant entering the air suction connecting pipe 4 from the liquid pipe connecting pipe 13, the three are combined together, the refrigerant enters the evaporator electronic expansion valve 26, the refrigerant is throttled and decompressed into a gas-liquid two-phase low-temperature refrigerant, then the refrigerant enters the evaporator coil 23, the refrigerant exchanges heat with outdoor fresh air to cool the air, part of vapor in the air is condensed into water to achieve the purposes of cooling and dehumidification, meanwhile, the refrigerant absorbs heat and evaporates into a gas state, flows out of the evaporator coil 23, is combined with the gas refrigerant flowing out of the plate heat exchanger 172, passes through the four-way valve 12, passes through the.
Referring to fig. 4, a heating mode is further included, and the cycle of the heating mode is as follows:
the high-temperature high-pressure gaseous refrigerant from the exhaust port of the compressor 11 is divided into three paths:
the first path directly comes out from the exhaust pipe 111 of the compressor 11 and enters the heat exchange coil 163 in the water heater water tank 162 through the hot water solenoid valve 164, exchanges heat with water in the water heater water tank 162 in the heat exchange coil 163, heats the water in the water heater water tank 162, and simultaneously, the refrigerant in the heat exchange coil 163 is condensed into a normal-temperature high-pressure liquid refrigerant, flows out of the heat exchange coil 163, and then enters the electronic expansion valve 166 of the water heater for throttling and pressure reduction.
The second path is discharged from the exhaust pipe 111 of the compressor 11, enters the plate heat exchanger 172 through the four-way valve 12 to exchange heat with water, so that the temperature of the water is raised, the purpose of heating the water is achieved, meanwhile, the refrigerant is condensed into a normal-temperature high-pressure liquid refrigerant, flows out of the plate heat exchanger 172, and then enters the plate electronic expansion valve 173 to be throttled and depressurized.
The third path exits the compressor 11 at discharge 111, passes through the four-way valve 12, enters the suction connection 4, enters the evaporator coil 23, in the evaporator coil 23, the high-temperature high-pressure gaseous refrigerant exchanges heat with outdoor fresh air to heat the air, so that the purpose of heating the fresh air is achieved, meanwhile, the refrigerant is condensed into a normal-temperature high-pressure liquid refrigerant, the liquid refrigerant is throttled and decompressed into a gas-liquid two-phase low-temperature refrigerant by the electronic expansion valve 26 of the evaporator, and is divided into two paths, one path enters the liquid pipe connecting pipe 13, the other path enters the exhaust condenser coil 22 after passing through the exhaust coil electronic expansion valve 25, exchanges heat with indoor return air, absorbs heat and evaporates into a gaseous refrigerant, meanwhile, the indoor return air is cooled and then discharged to the outside, so that the purpose of recovering the heat of the indoor return air is achieved, and the gaseous refrigerant coming out of the exhaust condenser coil 22 enters the exhaust connecting pipe 3.
The gas-liquid two-phase refrigerant from the plate-changing electronic expansion valve 173 is merged with the gas-liquid two-phase refrigerant from the liquid pipe connecting pipe 13, enters the check valve set 15, passes through the fourth check valve 154, is merged with the gas-liquid two-phase refrigerant from the water heater electronic expansion valve 166, is wound back to the check valve set 15 through the liquid storage tank 167, passes through the first check valve 151, enters the outdoor condenser coil 14, exchanges heat with outdoor air, absorbs heat, and is evaporated into a gaseous refrigerant.
The gaseous refrigerant from the discharge condenser coil 22 passes through the discharge connecting pipe 3, joins the gaseous refrigerant from the outdoor condenser coil 14, and returns to the suction port of the compressor 11 through the four-way valve 12 and the gas-liquid separator 113.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. The utility model provides an integrated supply system based on atmospheric control and hot water heating, includes off-premises station and indoor set, be connected its characterized in that through exhaust connecting pipe, liquid pipe connecting pipe and the connecting pipe of breathing in between off-premises station and the indoor set: the outdoor unit comprises a compressor, a four-way valve, a hot water assembly and a heat exchange assembly, an exhaust port and an air suction port of the compressor are respectively connected with an exhaust pipe and an air suction pipe, the exhaust pipe is connected with an inlet end of the four-way valve, the air suction pipe, an exhaust connecting pipe and an air suction connecting pipe are connected with an outlet end of the four-way valve, one end of a liquid pipe connecting pipe is connected with the exhaust connecting pipe on one side of the outdoor unit, the other end of the liquid pipe connecting pipe is connected with the air suction connecting pipe on one side of the indoor unit, an outdoor condenser coil pipe and a check valve set are arranged on the liquid pipe connecting pipe, the check valve set is used for changing the flow direction of a refrigerant, the hot water assembly is, Air-exhaust condenser coil pipe and evaporator coil pipe, the exhaust connecting pipe is equipped with parallelly connected first exhaust connecting pipe and the second exhaust connecting pipe that sets up in indoor set one side, first exhaust connecting pipe and second exhaust connecting pipe all with the connecting pipe of breathing in is linked together, reheat assembly connects on first exhaust connecting pipe, one side of reheat assembly is equipped with the wet film humidifier, air-exhaust condenser coil pipe connects on second exhaust connecting pipe, evaporator coil pipe connects on the connecting pipe of breathing in, reheat assembly, air-exhaust condenser coil pipe and evaporator coil pipe's side is equallyd divide and is do not be equipped with temperature and humidity sensor.
2. The integrated supply system based on temperature and humidity control and hot water heating of claim 1, characterized in that: the check valve group comprises a first check valve, a second check valve, a third check valve and a fourth check valve, the first check valve, the second check valve and the third check valve and the fourth check valve are respectively connected to the two sides of the liquid pipe connecting pipe, and the flow directions of the first check valve and the fourth check valve and the flow directions of the second check valve and the third check valve are the same.
3. The integrated supply system based on temperature and humidity control and hot water heating of claim 2, characterized in that: the hot water subassembly includes water heater pipeline, water heater water tank and heat transfer coil pipe, the both ends of water heater pipeline respectively with blast pipe and check valve group are connected, heat transfer coil pipe locates in the water heater water tank, and its both ends respectively with the water heater pipeline is linked together, the water heater pipeline in be equipped with the hot water solenoid valve between water heater water tank and the blast pipe, the water heater pipeline in be equipped with fifth check valve, water heater electronic expansion valve and liquid storage pot between water heater water tank and the check valve group, fifth check valve makes the refrigerant flow to check valve group through the liquid storage pot.
4. The integrated supply system based on temperature and humidity control and hot water heating of claim 2, characterized in that: the heat exchange assembly comprises a heat exchange pipeline and a plate heat exchanger, wherein two ends of the heat exchange pipeline are respectively connected with the liquid pipe connecting pipe and the air suction connecting pipe, the plate heat exchanger is arranged on the heat exchange pipeline, and the heat exchange pipeline is provided with a plate for exchanging the electronic expansion valve between the liquid pipe connecting pipe and the plate heat exchanger.
5. The integrated supply system based on temperature and humidity control and hot water heating of claim 4, characterized in that: the plate heat exchanger comprises a water inlet end and a water outlet end, wherein the water inlet end is connected with a water inlet pipeline, the water outlet end is connected with a water outlet pipeline, a water pump and a buffer tank are arranged on the water outlet pipeline, and cold/hot water flowing out of the water outlet pipeline passes through a terminal device and then is circulated back to the plate heat exchanger through the water inlet pipeline.
6. The integrated supply system based on temperature and humidity control and hot water heating of claim 3 or 5, characterized in that: the four-way valve comprises an air inlet pipe orifice, an air outlet pipe orifice, a first connecting pipe orifice and a second connecting pipe orifice, the air inlet pipe orifice, the air outlet pipe orifice, the first connecting pipe orifice and the second connecting pipe orifice are respectively connected with the exhaust pipe, the exhaust connecting pipe, the air suction pipe and the air suction connecting pipe, and the air suction pipe is provided with a gas-liquid separator between the first connecting pipe orifice and the air suction port of the compressor.
7. The integrated supply system based on temperature and humidity control and hot water heating of claim 6, characterized in that: the reheating assembly comprises a reheating coil, a reheating electromagnetic valve, a reheating electronic expansion valve and a sixth one-way valve, the reheating coil is connected to a first exhaust connecting pipe, the reheating coil is connected to a wet film humidifier in parallel, the first exhaust connecting pipe is arranged between the exhaust connecting pipe and the reheating coil, the reheating electromagnetic valve is connected to the first exhaust connecting pipe, the first exhaust connecting pipe is sequentially arranged between the reheating coil and an air suction connecting pipe, the reheating electronic expansion valve and the sixth one-way valve are arranged, and the sixth one-way valve is used for controlling a refrigerant to be sucked to the reheating coil.
8. The integrated supply system based on temperature and humidity control and hot water heating of claim 7, characterized in that: the second exhaust connecting pipe is provided with an exhaust coil electronic expansion valve between the exhaust condenser coil and an air suction connecting pipe, the air suction connecting pipe is provided with an evaporator electronic expansion valve between the evaporator coil and a liquid pipe connecting pipe, one side of the evaporator coil is provided with an air filter, and the air filter is arranged side by side with the evaporator coil, the reheating coil and the wet film humidifier.
9. The integrated supply method based on temperature and humidity control and hot water heating as claimed in any one of claims 1 to 8, wherein: the refrigerating mode is included, and the circulation process of the refrigerating mode is as follows:
the high-temperature high-pressure gaseous refrigerant coming out of the discharge port of the compressor is divided into four paths:
the first path directly comes out from a compressor exhaust pipe and enters a heat exchange coil inside a water tank of the water heater through a hot water electromagnetic valve, and a refrigerant is condensed into a normal-temperature high-pressure liquid refrigerant after flowing through the heat exchange coil;
the second path is discharged from the exhaust pipe of the compressor, enters a condenser coil pipe through a four-way valve, and is condensed into a normal-temperature high-pressure liquid refrigerant after the high-temperature high-pressure gaseous refrigerant exchanges heat with outdoor air in the condenser coil pipe;
the third path of the refrigerant flows out of the exhaust pipe of the compressor, enters a second exhaust connecting pipe through a four-way valve, then enters the coil pipe of the exhaust condenser, and is condensed into a normal-temperature high-pressure liquid refrigerant after exchanging heat with indoor return air in the coil pipe of the exhaust condenser;
the fourth path is discharged from the exhaust pipe of the compressor, enters a first exhaust connecting pipe through a four-way valve, enters a reheating coil pipe through a reheating electromagnetic valve, exchanges heat between high-temperature and high-pressure gaseous refrigerant and low-temperature air passing through an evaporator coil pipe in the reheating coil pipe, and is condensed into normal-temperature and high-pressure liquid refrigerant to flow out;
liquid refrigerant coming out of the heat exchange coil and liquid refrigerant coming out of the outdoor condenser coil are converged and enter a liquid inlet pipe connecting pipe, then the liquid refrigerant is divided into two paths, one path of the liquid refrigerant enters an air suction connecting pipe on one side of an indoor unit, the other path of the liquid refrigerant is throttled and depressurized by a plate-type electronic expansion valve to become gas-liquid two-phase low-temperature refrigerant, then the low-temperature refrigerant enters a plate-type heat exchanger to exchange heat with water, the liquid refrigerant absorbs heat and evaporates to become gas, and the;
the liquid refrigerant flowing out from the coil of the exhaust condenser, the liquid refrigerant flowing out from the reheating coil and the liquid refrigerant entering the air suction connecting pipe from the liquid pipe connecting pipe are converged together and enter the electronic expansion valve of the evaporator, the liquid refrigerant is throttled and decompressed into a gas-liquid two-phase low-temperature refrigerant and then enters the evaporator coil to exchange heat with outdoor fresh air, the refrigerant absorbs heat and is evaporated into a gas state, the gas state flows out of the evaporator coil and is converged with the gas state refrigerant flowing out of the plate heat exchanger, and the gas state refrigerant flow through the four-way valve.
10. The integrated supply method based on temperature and humidity control and hot water heating as claimed in claim 9, wherein: the heating device further comprises a heating mode, and the cycle process of the heating mode is as follows:
the high-temperature high-pressure gaseous refrigerant from the exhaust port of the compressor is divided into three paths:
the first path directly comes out from a compressor exhaust pipe and enters a heat exchange coil inside a water tank of the water heater through a hot water electromagnetic valve, and a refrigerant flowing through the heat exchange coil is condensed into a normal-temperature high-pressure liquid refrigerant;
the second path of refrigerant flows out of the exhaust pipe of the compressor, enters the plate heat exchanger through the four-way valve to exchange heat with water, is condensed into normal-temperature high-pressure liquid refrigerant and flows out, and then enters the plate exchange electronic expansion valve to perform throttling depressurization;
the third path of refrigerant is discharged from an exhaust pipe of the compressor, enters an air suction connecting pipe through a four-way valve and then enters an evaporator coil, high-temperature and high-pressure gaseous refrigerant is condensed into normal-temperature and high-pressure liquid refrigerant after exchanging heat with outdoor fresh air in the evaporator coil, the liquid refrigerant is throttled and decompressed into gas-liquid two-phase low-temperature refrigerant and is divided into two paths, one path of refrigerant enters a liquid pipe connecting pipe, the other path of refrigerant enters an exhaust condenser coil and exchanges heat with indoor return air, the refrigerant absorbs heat and is evaporated into gaseous refrigerant, and the gaseous refrigerant enters an;
the gas-liquid two-phase refrigerant from the plate heat exchanger is converged with the gas-liquid two-phase refrigerant from the liquid pipe connecting pipe, then enters the check valve group, is converged with the gas-liquid two-phase refrigerant from the heat exchange coil, enters the outdoor condenser coil to exchange heat with outdoor air, absorbs heat and is evaporated into a gaseous refrigerant;
the gaseous refrigerant from the exhaust condenser coil is merged with the gaseous refrigerant from the outdoor condenser coil and returned to the suction port of the compressor via the four-way valve and the gas-liquid separator.
CN201911095737.5A 2019-11-11 2019-11-11 Integrated supply system and method based on temperature and humidity control and hot water heating Pending CN110671835A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911095737.5A CN110671835A (en) 2019-11-11 2019-11-11 Integrated supply system and method based on temperature and humidity control and hot water heating

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911095737.5A CN110671835A (en) 2019-11-11 2019-11-11 Integrated supply system and method based on temperature and humidity control and hot water heating

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112197339A (en) * 2020-10-09 2021-01-08 苏州畅留畔软件科技有限公司 Dehumidification new fan of area reheat

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112197339A (en) * 2020-10-09 2021-01-08 苏州畅留畔软件科技有限公司 Dehumidification new fan of area reheat

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