CN113266866A - Multi-split air conditioner system with clothes drying function and control method - Google Patents
Multi-split air conditioner system with clothes drying function and control method Download PDFInfo
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- CN113266866A CN113266866A CN202110405319.2A CN202110405319A CN113266866A CN 113266866 A CN113266866 A CN 113266866A CN 202110405319 A CN202110405319 A CN 202110405319A CN 113266866 A CN113266866 A CN 113266866A
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- 238000001035 drying Methods 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 13
- 239000003507 refrigerant Substances 0.000 claims abstract description 210
- 239000007788 liquid Substances 0.000 claims abstract description 187
- 238000010438 heat treatment Methods 0.000 claims abstract description 104
- 238000010521 absorption reaction Methods 0.000 claims description 42
- 238000005057 refrigeration Methods 0.000 claims description 9
- 238000004378 air conditioning Methods 0.000 claims description 2
- 210000004262 dental pulp cavity Anatomy 0.000 claims description 2
- 210000003437 trachea Anatomy 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- 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
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F58/00—Domestic laundry dryers
- D06F58/20—General details of domestic laundry dryers
- D06F58/24—Condensing arrangements
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F58/00—Domestic laundry dryers
- D06F58/32—Control of operations performed in domestic laundry dryers
- D06F58/34—Control of operations performed in domestic laundry dryers characterised by the purpose or target of the control
- D06F58/36—Control of operational steps, e.g. for optimisation or improvement of operational steps depending on the condition of the laundry
- D06F58/38—Control of operational steps, e.g. for optimisation or improvement of operational steps depending on the condition of the laundry of drying, e.g. to achieve the target humidity
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F58/00—Domestic laundry dryers
- D06F58/32—Control of operations performed in domestic laundry dryers
- D06F58/34—Control of operations performed in domestic laundry dryers characterised by the purpose or target of the control
- D06F58/48—Control of the energy consumption
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/001—Compression cycle type
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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
- F25B29/00—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously
- F25B29/003—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously of the compression type system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B30/00—Heat pumps
- F25B30/02—Heat pumps of the compression type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
- D06F2105/36—Condensing arrangements, e.g. control of water injection therefor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/12—Hot water central heating systems using heat pumps
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Detail Structures Of Washing Machines And Dryers (AREA)
Abstract
The invention discloses a multi-split air conditioner system with a clothes drying function and a control method thereof, wherein the multi-split air conditioner system comprises an indoor unit and an outdoor unit, the indoor unit comprises a floor heating module, an air duct machine module and a clothes dryer module, an exhaust port of the outdoor unit is connected with a four-way valve, a second opening of the four-way valve is connected with an air pipe port of the floor heating module and the air duct machine module, a third opening of the four-way valve is connected with a compressor return air port of the outdoor unit after passing through an air-liquid separator, a fourth opening of the four-way valve is connected with liquid pipe ports of the floor heating module, the air duct machine module and the clothes dryer module after passing through a heat exchanger and an economizer, and the exhaust port of the outdoor unit is connected with a condenser of the clothes dryer module through a third pipe at the front end of the four-way valve. The invention realizes multiple modes through one outdoor unit, the outdoor unit has simple structural design, the third pipe is designed, no redundant reversing valve is needed, and the control is simple; and because the high-temperature refrigerant directly exchanges heat with the condenser in the clothes dryer module, the heat exchange efficiency is extremely high, and the energy consumption is reduced.
Description
Technical Field
The invention relates to a multi-split system with a clothes drying function and a control method.
Background
With the rise of quality consumption, the clothes dryer enters thousands of households, the clothes can be dried immediately, and the dried clothes are clean, fluffy and comfortable to wear.
At present, in the market of China, the popularization rate of the clothes dryer is still low, but with the rise of young consumer groups, the clothes drying method is easy to cause secondary pollution and the like, the problem is concerned, the easy and healthy clothes drying mode is gradually adopted by more Chinese families, and the market commercial opportunity of the clothes dryer is prominent.
The sales percentage of the heat pump clothes dryer in the current market is up to 70%, and the problems of low speed, long time and poor effect of the traditional clothes dryer are perfectly solved due to the adoption of the heat pump compressor for heating and drying, however, the heat pump compressor generates noise during working, so that the normal rest of people is influenced, particularly, the sleep of people is influenced at night, and the problem which is difficult to solve by the current heat pump clothes dryer is also solved; meanwhile, the heat pump clothes dryer in the current market is not only provided with the compressor, but also provided with the evaporator and accessories connected with the evaporator, and the evaporator absorbs part of heat discharged by the compressor in the drying process, namely the heat energy of the compressor is sacrificed; warm up heat pump set air conditioner simultaneously in summer refrigeration and winter, also be the household electrical appliances that the family is indispensable, if the customer only buy a heat pump air conditioner just can solve these problems, so not only realized the refrigeration of air conditioner in summer, warm up the heat supply in winter, but also can realize the clothing function of drying, the installation cost of installing many times is also saved in the installation of outer machine simultaneously.
Disclosure of Invention
In view of the above problems, the present invention provides a multi-split system with a clothes drying function and a control method thereof, which effectively solve the problems pointed out in the background art.
The technical scheme adopted by the invention is as follows:
the utility model provides a many online systems with dry clothing function, includes indoor set and off-premises station, the indoor set including warm up the module, tuber pipe machine module and dryer module, the gas vent of off-premises station is connected with a cross valve, the second opening of cross valve with warm up the module and the trachea mouth of tuber pipe machine module links to each other, the third opening of cross valve links to each other with the compressor return air mouth of off-premises station behind the vapour and liquid separator, the fourth opening of cross valve links to each other with the liquid pipe mouth of warm up the module, tuber pipe machine module and dryer module behind heat exchanger, the gas vent of off-premises station passes through the third root canal and links to each other with the condenser of dryer module at the front end of cross valve.
Preferably, the dryer module includes a condenser, a motor, a wind wheel and a drum.
Preferably, an air inlet pipe stop valve is arranged at an air inlet of the clothes dryer module, and a liquid outlet pipe stop valve is arranged at a liquid outlet of the clothes dryer module.
Preferably, a dryer expansion valve is arranged at the outer end of the liquid outlet pipe stop valve of the condenser liquid pipe of the dryer module.
Meanwhile, the invention also provides a control method of the multi-split system with the clothes drying function, which comprises the following steps:
when the floor heating module is independently started, the expansion valves of the air duct machine module and the clothes dryer module are opened for 40-60 steps, the expansion valve of the floor heating module is opened, the outdoor unit discharges compressed high-temperature and high-pressure gaseous refrigerants from an exhaust port to enter the four-way valve and then from a second opening of the four-way valve to enter the floor heating module from an air pipe opening, the high-temperature and high-pressure gaseous refrigerants are changed into liquid refrigerants after heat exchange in the floor heating module, the liquid refrigerants are discharged from a liquid pipe opening through the corresponding expansion valve, pass through the economizer and then enter a heat exchanger of the outdoor unit to absorb heat, return to the four-way valve from a fourth opening of the four-way valve after heat absorption, enter a gas-liquid separator from a third opening of the four-way valve and finally return to the compressor of the outdoor unit;
when the air pipe machine module is independently started for heating, the expansion valves of the floor heating module and the clothes dryer module are opened for 40-60 steps, the expansion valve of the air pipe machine module is opened, the outdoor unit discharges compressed high-temperature and high-pressure gaseous refrigerants from an exhaust port to enter the four-way valve, then discharges the high-temperature and high-pressure gaseous refrigerants from a second opening of the four-way valve to enter the air pipe machine module from an air pipe opening, the high-temperature and high-pressure gaseous refrigerants are converted into liquid refrigerants after heat exchange in the air pipe machine module, the liquid refrigerants are discharged from a liquid pipe opening through the corresponding expansion valve, pass through the economizer and then enter a heat exchanger of an outdoor unit for heat absorption, return to the four-way valve from a fourth opening of the four-way valve after heat absorption is finished, enter a gas-liquid separator from a third opening of the four-way valve, and finally return to the compressor of the outdoor unit;
when the air pipe machine module is independently started for refrigeration, the expansion valves of the floor heating module and the clothes dryer module are closed, the expansion valve of the air pipe machine module is opened, the outdoor unit discharges compressed high-temperature and high-pressure gaseous refrigerants from an exhaust port into the four-way valve and then discharges the gaseous refrigerants from a fourth opening of the four-way valve, the gaseous refrigerants enter a heat exchanger of the outdoor unit for heat exchange to become liquid refrigerants, the liquid refrigerants pass through the economizer and then enter the air pipe machine module from a liquid pipe port, the liquid refrigerants are changed into gaseous refrigerants after heat exchange in the air pipe machine module, the gaseous refrigerants are discharged from an air pipe port, then enter the four-way valve from a second opening of the four-way valve and then are discharged from a third opening of the four-way valve, enter a gas-liquid separator and then return to the compressor of the outdoor unit from a gas return port of the gas-liquid separator;
when the clothes dryer module is independently started, the expansion valves of the floor heating module and the air duct machine module are opened for 40-60 steps, the expansion valve of the clothes dryer module is opened for 200-400 steps, the outdoor unit sends compressed high-temperature and high-pressure gaseous refrigerants into the third pipe from the exhaust port, the high-temperature and high-pressure gaseous refrigerants entering the third pipe enter the clothes dryer module from the air inlet of the condenser, the high-temperature and high-pressure gaseous refrigerants finish heat exchange in the clothes dryer module and then become liquid refrigerants, the liquid refrigerants are discharged from the liquid pipe port through the corresponding expansion valve and then enter the heat exchanger of the outdoor unit for heat absorption after passing through the economizer, the liquid refrigerants return to the four-way valve from the fourth port of the four-way valve after heat absorption, then enter the gas-liquid separator from the third port of the four-way valve and finally return to the compressor of the outdoor unit;
when the air duct type module is started for heating and the clothes dryer module is started simultaneously, the expansion valves 200 and 450 steps of the air duct type module and the clothes dryer module are opened, the expansion valve of the floor heating module is opened for 40-60 steps, the outdoor unit discharges compressed high-temperature and high-pressure gaseous refrigerants from the exhaust port into the four-way valve and the third pipe, the high-temperature and high-pressure gaseous refrigerants entering the four-way valve are discharged from the second opening of the four-way valve and enter the air duct type module from the air pipe opening, the high-temperature and high-pressure gaseous refrigerants are converted into liquid refrigerants after heat exchange in the air duct type module, the liquid refrigerants are discharged from the liquid pipe opening through the corresponding expansion valves, enter the heat exchanger of the outdoor unit for heat absorption after passing through the economizer, return to the four-way valve from the fourth opening of the four-way valve after heat absorption, then enter the gas-liquid separator from the third opening of the four-way valve, finally return to the compressor of the outdoor unit, and the high-temperature and high-pressure gaseous refrigerants entering the third pipe enter the clothes dryer module from the air inlet of the condenser, the high-temperature high-pressure gaseous refrigerant is changed into a liquid refrigerant after heat exchange is completed in the clothes dryer module, the liquid refrigerant is discharged from a liquid pipe opening through a corresponding expansion valve, enters a heat exchanger of an outdoor unit for absorbing heat after passing through an economizer, returns to the four-way valve from a fourth opening of the four-way valve after the heat absorption is completed, enters a gas-liquid separator from a third opening of the four-way valve, and finally returns to a compressor of the outdoor unit;
when the air pipe machine module is started for refrigeration and the clothes dryer module is started, the expansion valve of the air pipe machine module is opened for 100-300 steps, the expansion valve of the clothes dryer module is opened for 200-450 steps, the expansion valve of the floor heating module is opened for 40-60 steps, the outdoor unit discharges compressed high-temperature and high-pressure gaseous refrigerants from the exhaust port into the four-way valve and the third pipe, the high-temperature and high-pressure gaseous refrigerants entering the four-way valve are discharged from the fourth port of the four-way valve and enter the heat exchanger to be converted into liquid refrigerants, the liquid refrigerants pass through the economizer and then enter the air pipe machine module from the liquid pipe port, the liquid refrigerants are converted into gaseous refrigerants after completing heat exchange in the air pipe machine module, the gaseous refrigerants are discharged from the air pipe port through the corresponding expansion valve, then enter the four-way valve from the second opening of the four-way valve, the four-way valve is discharged from the third opening and then enters the gas-liquid separator, and finally returns to the compressor of the outdoor unit, the high-temperature high-pressure gaseous refrigerant entering the third pipe enters the clothes dryer module from the air inlet of the condenser, the high-temperature high-pressure gaseous refrigerant is converted into a liquid refrigerant after heat exchange is completed in the clothes dryer module, the liquid refrigerant is discharged from the clothes dryer module through a corresponding expansion valve, and the discharged liquid refrigerant and the liquid refrigerant at the liquid pipe opening are gathered together and then enter the air pipe machine module to refrigerate the air pipe machine module;
when the air pipe machine module is started to heat and the floor heating module is started, the expansion valves of the air pipe machine module and the floor heating module are opened for 200 and 400 steps, the expansion valve of the clothes dryer module is opened for 40-60 steps, the outdoor unit discharges compressed high-temperature and high-pressure gaseous refrigerants from the exhaust port into the four-way valve and then discharges the compressed high-temperature and high-pressure gaseous refrigerants from the second opening of the four-way valve and then enters the air pipe machine module and the floor heating module from the air pipe port, the high-temperature and high-pressure gaseous refrigerants are converted into liquid refrigerants after heat exchange is completed in the air pipe machine module and the floor heating module, the liquid refrigerants are discharged from the liquid pipe ports through the expansion valves corresponding to the air pipe machine module and the floor heating module, enter the heat exchanger of the outdoor unit to absorb heat after passing through the economizer, and then return to the four-way;
when the clothes dryer module and the floor heating module are started, the expansion valves of the clothes dryer module and the floor heating module are opened for 200-400 steps, the expansion valve of the air duct machine module is opened for 40-60 steps, the outdoor unit discharges compressed high-temperature and high-pressure gaseous refrigerants from the exhaust port into the four-way valve and the third pipe, the high-temperature and high-pressure gaseous refrigerants entering the four-way valve are discharged from the second opening of the four-way valve and enter the floor heating module from the air pipe opening, the high-temperature and high-pressure gaseous refrigerants complete heat exchange in the floor heating module and then become liquid refrigerants, the liquid refrigerants are discharged from the liquid pipe opening through the corresponding expansion valves and then enter the heat exchanger of the outdoor unit for heat absorption after passing through the economizer, the high-temperature and high-pressure gaseous refrigerants return to the four-way valve from the fourth opening of the four-way valve after heat absorption is completed, then enter the gas-liquid separator from the third opening of the four-way valve and finally return to the compressor of the outdoor unit, and the high-temperature and high-pressure gaseous refrigerants entering the third pipe enter the clothes dryer module from the air inlet of the condenser, the high-temperature high-pressure gaseous refrigerant is changed into a liquid refrigerant after heat exchange is completed in the clothes dryer module, the liquid refrigerant is discharged from a liquid pipe opening through a corresponding expansion valve, enters a heat exchanger of an outdoor unit for absorbing heat after passing through an economizer, returns to the four-way valve from a fourth opening of the four-way valve after the heat absorption is completed, enters a gas-liquid separator from a third opening of the four-way valve, and finally returns to a compressor of the outdoor unit;
when the clothes dryer module and the floor heating module are started, and the air duct machine module is started for heating, the clothes dryer module is opened, the expansion valve 200 of the floor heating module and the air duct machine module is used for 400 steps, the outdoor unit discharges compressed high-temperature and high-pressure gaseous refrigerants from the exhaust port into the four-way valve and a third pipe, the high-temperature and high-pressure gaseous refrigerants entering the four-way valve are discharged from a second opening of the four-way valve and enter the floor heating module and the air duct machine module from the air pipe opening, the high-temperature and high-pressure gaseous refrigerants finish heat exchange in the floor heating module and the air duct machine module and then become liquid refrigerants, the liquid refrigerants are discharged from a liquid pipe opening through the expansion valves corresponding to the floor heating module and the air duct machine module, pass through the economizer and then enter a heat exchanger of the outdoor unit for heat absorption, and return to the four-way valve from a fourth opening of the four-way valve after heat absorption, then enter a gas-liquid separator from a third opening of the four-way valve, and finally return to the compressor of the outdoor unit, the high-temperature high-pressure gaseous refrigerant entering the third pipe enters the clothes dryer module from the air inlet of the condenser, the high-temperature high-pressure gaseous refrigerant is changed into a liquid refrigerant after heat exchange is completed in the clothes dryer module, the liquid refrigerant is discharged from the liquid pipe opening through the corresponding expansion valve, enters the heat exchanger of the outdoor unit for heat absorption after passing through the economizer, returns to the four-way valve from the fourth opening of the four-way valve after heat absorption, enters the gas-liquid separator from the third opening of the four-way valve, and finally returns to the compressor of the outdoor unit.
Preferably, when any one of the dryer module, the floor heating module and the air conditioner module operates independently, the condensation temperature and the frequency output are controlled according to the operation module.
Preferably, when the air duct machine module and the floor heating module operate simultaneously, the frequency output is controlled according to the target condensation pressure of the air duct machine module.
Preferably, when the ducted air conditioner module and the dryer module are simultaneously operated, the frequency output is controlled according to a target condensing pressure of the ducted air conditioner module.
Preferably, when the floor heating module and the dryer module operate simultaneously, the frequency output is controlled according to the target condensing pressure of the floor heating module.
Preferably, when the ducted air conditioner module, the floor heating module and the dryer module are simultaneously turned on, the frequency output is controlled according to the target condensing pressure of the ducted air conditioner module.
The invention realizes multiple modes through one outdoor unit, the outdoor unit has simple structural design, the third pipe is designed, no redundant reversing valve is needed, and the control is simple; and because the high-temperature refrigerant directly exchanges heat with the condenser in the clothes dryer module, the heat exchange efficiency is extremely high, and the energy consumption is reduced.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
The invention is described in further detail below with reference to specific embodiments and with reference to the attached drawings.
Example 1
As shown in fig. 1, the multi-split air-conditioning system with a clothes drying function comprises an indoor unit 1 and an outdoor unit 2, wherein the indoor unit 1 comprises a floor heating module 11, an air duct machine module 12 and a clothes dryer module 13, an exhaust port of the outdoor unit 2 is connected with a four-way valve 3, a second opening 31 of the four-way valve 3 is connected with an air duct port of the floor heating module 11 and the air duct machine module 12, a third opening 32 of the four-way valve 3 is connected with a compressor return air port of the outdoor unit 2 after passing through a gas-liquid separator 23, a fourth opening 33 of the four-way valve 3 is connected with liquid duct ports of the floor heating module 11, the air duct machine module 12 and the clothes dryer module 13 after passing through a heat exchanger 21 and an economizer 22, and the exhaust port of the outdoor unit 2 is connected with a condenser of the clothes dryer module 13 through a third duct 4 at the front end of the four-way valve 3.
The dryer module 13 includes a condenser, a motor, a wind wheel and a drum.
The air inlet of the clothes dryer module 13 is provided with an air inlet pipe stop valve, and the liquid outlet is provided with a liquid outlet pipe stop valve.
And a condenser liquid pipe of the clothes dryer module 13 is provided with a clothes dryer expansion valve at the outer end of the liquid outlet pipe stop valve.
A control method of a multi-split air conditioner system with a clothes drying function comprises the following steps:
when the floor heating module 11 is independently started, the expansion valves of the ducted air conditioner module 12 and the dryer module 13 are opened for 40-60 steps, the expansion valve of the floor heating module 11 is opened, the outdoor unit 2 discharges compressed high-temperature and high-pressure gaseous refrigerants from an exhaust port to enter the four-way valve 3, then the compressed high-temperature and high-pressure gaseous refrigerants are discharged from a second opening 31 of the four-way valve 3 and enter the floor heating module 11 from an air pipe port, the high-temperature and high-pressure gaseous refrigerants are converted into liquid refrigerants after heat exchange in the floor heating module 11, the liquid refrigerants are discharged from a liquid pipe port through the corresponding expansion valve, pass through the economizer 22 and then enter the heat exchanger 21 of the outdoor unit 2 to absorb heat, return to the four-way valve 3 from a fourth opening 33 of the four-way valve 3 after heat absorption, then enter the gas-liquid separator 23 from a third opening 32 of the four-way valve 3, and finally return to the compressor of the outdoor unit 2;
when the air duct machine module 12 is independently started to perform heating, the expansion valves of the floor heating module 11 and the clothes dryer module 13 are opened for 40-60 steps, the expansion valve of the air duct machine module 12 is opened, the outdoor unit 2 discharges compressed high-temperature and high-pressure gaseous refrigerants from an exhaust port to enter the four-way valve 3, then discharges the compressed high-temperature and high-pressure gaseous refrigerants from a second opening 31 of the four-way valve 3, the compressed high-temperature and high-pressure gaseous refrigerants enter the air duct machine module 12 from an air outlet, the high-temperature and high-pressure gaseous refrigerants are converted into liquid refrigerants after heat exchange in the air duct machine module 12, the liquid refrigerants are discharged from a liquid pipe port through the corresponding expansion valve, enter the heat exchanger 21 of the outdoor unit 2 after passing through the economizer 22 to absorb heat, return to the four-way valve 3 from a fourth opening 33 of the four-way valve 3 after heat absorption, then enter the gas-liquid separator 23 from a third opening 32 of the four-way valve 3, and finally return to the compressor of the outdoor unit 2;
when the air duct machine module 12 is independently started for refrigeration, the expansion valves of the floor heating module 11 and the clothes dryer module 13 are closed, the expansion valve of the air duct machine module 12 is opened, the outdoor machine 2 discharges compressed high-temperature and high-pressure gaseous refrigerants from an exhaust port to enter the four-way valve 3 and then discharges the gaseous refrigerants from a fourth opening 33 of the four-way valve 3, the gaseous refrigerants enter the heat exchanger 21 of the outdoor machine 2 for heat exchange to become liquid refrigerants, the liquid refrigerants pass through the economizer 22 and then enter the air duct machine module 12 from a liquid pipe port, the liquid refrigerants are changed into gaseous refrigerants after heat exchange in the air duct machine module 12, the gaseous refrigerants are discharged from a gas pipe port, then enter the four-way valve 3 from a second opening 31 of the four-way valve 3, and then enter the gas-liquid separator 23 after the four-way valve 3 is discharged from a third opening 32, and then return to the compressor of the outdoor machine 2 from a return port of the gas-liquid separator 23;
when the dryer module 13 is independently started, the expansion valves of the floor heating module 11 and the duct machine module 13 are opened for 40-60 steps, the expansion valve 200 of the dryer module 13 is opened for 400 steps, the outdoor unit 2 sends compressed high-temperature and high-pressure gaseous refrigerant into the third tube 4 from the exhaust port, the high-temperature and high-pressure gaseous refrigerant entering the third tube 4 enters the dryer module 13 from the air inlet of the condenser, the high-temperature and high-pressure gaseous refrigerant is changed into liquid refrigerant after heat exchange is completed in the dryer module 13, the liquid refrigerant is discharged from the liquid pipe port through the corresponding expansion valve, passes through the economizer 22 and then enters the heat exchanger 21 of the outdoor unit 2 for heat absorption, returns to the four-way valve 3 from the fourth opening 33 of the four-way valve 3 after heat absorption is completed, enters the gas-liquid separator 23 from the third opening 32 of the four-way valve 3 and finally returns to the compressor of the outdoor unit 2;
when the air duct type module 12 is turned on for heating and the clothes dryer module 13 is turned on simultaneously, the expansion valves 200 and 450 of the air duct type module 12 and the clothes dryer module 13 are turned on, the expansion valve of the floor heating module 12 is turned on for 40-60 steps, the outdoor unit 2 discharges compressed high-temperature and high-pressure gaseous refrigerant from the exhaust port into the four-way valve 3 and the third pipe 4, the high-temperature and high-pressure gaseous refrigerant entering the four-way valve 3 is discharged from the second opening 31 of the four-way valve 3 and enters the air duct type module 12 from the air duct port, the high-temperature and high-pressure gaseous refrigerant is changed into liquid refrigerant after heat exchange in the air duct type module 12, the liquid refrigerant is discharged from the liquid duct port through the corresponding expansion valve, passes through the economizer 22 and then enters the heat exchanger 21 of the outdoor unit 2 for heat absorption, after heat absorption, returns to the four-way valve 3 from the fourth opening 33 of the four-way valve 3 and then enters the gas-liquid separator 23 from the third opening 32 of the four-way valve 3, finally, the refrigerant returns to the compressor of the outdoor unit 2, the high-temperature and high-pressure gaseous refrigerant entering the third pipe 4 enters the dryer module 13 from the air inlet of the condenser, the high-temperature and high-pressure gaseous refrigerant is changed into a liquid refrigerant after heat exchange in the dryer module 13, the liquid refrigerant is discharged from the liquid pipe port through the corresponding expansion valve, enters the heat exchanger 21 of the outdoor unit 2 after passing through the economizer 22 to absorb heat, returns to the four-way valve 3 from the fourth opening 33 of the four-way valve 3 after heat absorption, enters the gas-liquid separator 23 from the third opening 32 of the four-way valve 3, and finally returns to the compressor of the outdoor unit 2;
when the air duct machine module 12 is started for refrigeration and the clothes dryer module 13 is started, the expansion valve 100 of the air duct machine module 12 is opened for 300 steps, the expansion valve 200 of the clothes dryer module 13 is opened for 450 steps, the expansion valve of the floor heating module 12 is opened for 40-60 steps, the outdoor unit 2 discharges compressed high-temperature and high-pressure gaseous refrigerant from the exhaust port into the four-way valve 3 and the third pipe 4, the high-temperature and high-pressure gaseous refrigerant entering the four-way valve 3 is discharged from the fourth opening 33 of the four-way valve 3 and enters the heat exchanger 21 for heat exchange to become liquid refrigerant, the liquid refrigerant enters the air duct machine module 12 from the liquid pipe port after passing through the economizer 22, the liquid refrigerant is changed into gaseous refrigerant after completing heat exchange in the air duct machine module 12, the gaseous refrigerant is discharged from the air pipe port through the corresponding expansion valve, then enters the four-way valve 3 from the second opening 31 of the four-way valve 3, is discharged from the four-way valve 3 from the third opening 32 to enter the gas-liquid separator 23, finally, the refrigerant returns to the compressor of the outdoor unit 2, the high-temperature and high-pressure gaseous refrigerant entering the third pipe 4 enters the clothes dryer module 13 from the air inlet of the condenser, the high-temperature and high-pressure gaseous refrigerant is changed into a liquid refrigerant after heat exchange is completed in the clothes dryer module 13, the liquid refrigerant is discharged from the clothes dryer module 13 through the corresponding expansion valve, and the discharged liquid refrigerant and the liquid refrigerant at the liquid pipe opening are converged together and then enter the air duct machine module 12 to refrigerate the air duct machine module 12;
when the air duct machine module 12 is started to heat and the floor heating module 11 is started, the expansion valves 200 and 400 of the air duct machine module 12 and the floor heating module 11 are opened, the expansion valve of the clothes dryer module 13 is opened for 40-60 steps, the outdoor unit 2 discharges compressed high-temperature and high-pressure gaseous refrigerant from the exhaust port into the four-way valve 3, then discharges the compressed high-temperature and high-pressure gaseous refrigerant from the second opening 31 of the four-way valve 3, enters the air duct machine module 12 and the floor heating module 11 from the air duct port, the high-temperature and high-pressure gaseous refrigerant is changed into liquid refrigerant after heat exchange is completed in the air duct machine module 12 and the floor heating module 11, the liquid refrigerant is discharged from the liquid pipe port through the expansion valves corresponding to the air duct machine module 12 and the floor heating module 11, enters the heat exchanger 21 of the outdoor unit 2 through the economizer 22 to absorb heat, returns to the four-way valve 3 from the fourth opening 33 of the four-way valve 3 after heat absorption, and enters the gas-liquid separator 23 from the third opening 32 of the four-way valve 3, finally, returning to the compressor of the outdoor unit 2;
when the clothes dryer module 13 and the floor heating module 11 are started, the expansion valves 200 and 400 of the clothes dryer module 13 and the floor heating module 11 are opened, the expansion valve of the air duct machine module 12 is opened for 40-60 steps, the outdoor unit 2 discharges compressed high-temperature and high-pressure gaseous refrigerant from the exhaust port into the four-way valve 3 and the third pipe 4, the high-temperature and high-pressure gaseous refrigerant entering the four-way valve 3 is discharged from the second opening 31 of the four-way valve 3 and enters the floor heating module 11 from the air duct port, the high-temperature and high-pressure gaseous refrigerant is changed into liquid refrigerant after heat exchange in the floor heating module 11, the liquid refrigerant is discharged from the liquid duct port through the corresponding expansion valve, passes through the economizer 22 and then enters the heat exchanger 21 of the outdoor unit 2 for heat absorption, after heat absorption, returns to the four-way valve 3 from the fourth opening 33 of the four-way valve 3, enters the gas-liquid separator 23 from the third opening 32 of the four-way valve 3, and finally returns to the compressor of the outdoor unit 2, the high-temperature high-pressure gaseous refrigerant entering the third pipe 4 enters the dryer module 13 from the air inlet of the condenser, the high-temperature high-pressure gaseous refrigerant is changed into a liquid refrigerant after heat exchange is completed in the dryer module 13, the liquid refrigerant is discharged from the liquid pipe port through the corresponding expansion valve, enters the heat exchanger 21 of the outdoor unit 2 after passing through the economizer 22 to absorb heat, returns to the four-way valve 3 from the fourth opening 33 of the four-way valve 3 after heat absorption, enters the gas-liquid separator 23 from the third opening 32 of the four-way valve 3, and finally returns to the compressor of the outdoor unit 2;
when the clothes dryer module 13 and the floor heating module 11 are turned on, and the ducted air conditioner module 12 is turned on to heat, the expansion valves 200 of the clothes dryer module 13, the floor heating module 11 and the ducted air conditioner module 12 are turned on for 400 steps, the outdoor unit 2 discharges compressed high-temperature and high-pressure gaseous refrigerant from the exhaust port into the four-way valve 3 and the third pipe 4, the high-temperature and high-pressure gaseous refrigerant entering the four-way valve 3 is discharged from the second opening 31 of the four-way valve 3 and enters the floor heating module 11 and the ducted air conditioner module 12 from the air pipe port, the high-temperature and high-pressure gaseous refrigerant completes heat exchange in the floor heating module 11 and the ducted air conditioner module 12 and then becomes liquid refrigerant, the liquid refrigerant is discharged from the liquid pipe port through the expansion valves corresponding to the floor heating module 11 and the ducted air conditioner module 12, passes through the economizer 22 and then enters the heat exchanger 21 of the outdoor unit 2 to absorb heat, after heat absorption, returns to the four-way valve 3 from the fourth opening 33 of the four-way valve 3, and then enters the gas-liquid separator 23 from the third opening 32 of the four-way valve 3, and finally, returning to the compressor of the outdoor unit 2, wherein the high-temperature and high-pressure gaseous refrigerant entering the third pipe 4 enters the dryer module 13 from the air inlet of the condenser, the high-temperature and high-pressure gaseous refrigerant is changed into a liquid refrigerant after heat exchange in the dryer module 13, the liquid refrigerant is discharged from the liquid pipe port through the corresponding expansion valve, enters the heat exchanger 21 of the outdoor unit 2 after passing through the economizer 22 to absorb heat, returns to the four-way valve 3 from the fourth opening 33 of the four-way valve 3 after heat absorption, enters the gas-liquid separator 23 from the third opening 32 of the four-way valve 3, and finally returns to the compressor of the outdoor unit 2.
When any one of the dryer module 13, the floor heating module 11 and the air conditioner module 12 operates independently, the condensation temperature and the frequency output are controlled according to the operation module.
When the ducted air conditioner module 12 and the floor heating module 11 operate simultaneously, the frequency output is controlled according to the target condensing pressure of the ducted air conditioner module 12.
When the ducted air conditioner module 12 and the dryer module 13 are simultaneously operated, the frequency output is controlled according to the target condensing pressure of the ducted air conditioner module 12.
When the floor heating module 11 and the dryer module 13 operate simultaneously, the frequency output is controlled according to the target condensing pressure of the floor heating module 11.
When the ducted air conditioner module 12, the floor heating module 11 and the dryer module 13 are simultaneously turned on, the frequency output is controlled according to the target condensing pressure of the ducted air conditioner module 12.
TABLE 1 ducted chiller module refrigeration low pressure setpoint R (t)
TABLE 2 heating high pressure set value of air pipe machine module R (t) unit bar
TABLE 3 floor heating module heating high pressure set value R (t) unit bar
TABLE 4 dryer Module heating high pressure set value R (t) in bar
Finally, it should be noted that the above-mentioned list is only the specific embodiment of the present invention. Obviously, the present invention is not limited to the above embodiments, and many modifications are possible. All modifications which can be derived or suggested by a person skilled in the art from the disclosure of the present invention are to be considered within the scope of the invention.
Claims (10)
1. The utility model provides a many online systems with dry clothing function, its characterized in that, includes indoor set (1) and off-premises station (2), indoor set (1) including ground heating module (11), tuber pipe machine module (12) and dryer module (13), the gas vent of off-premises station (2) is connected with a cross valve (3), second opening (31) of cross valve (3) link to each other with ground heating module (11) and the trachea mouth of tuber pipe machine module (12), third opening (32) of cross valve (3) link to each other with the compressor return-air inlet of off-premises station (2) behind vapour and liquid separator (23), fourth opening (33) of cross valve (3) link to each other with ground heating module (11), tuber pipe machine module (12) and the liquid pipe mouth of dryer module (13) behind heat exchanger (21), economic ware (22), the gas vent of off-premises station (2) passes through third root canal (4) and dryer module (13) at the front end of cross valve (3) The condenser is connected.
2. The multiple-unit system with drying function according to claim 1, characterized in that said dryer module (13) comprises a condenser, a motor, a wind wheel and a drum.
3. The multiple on-line system with clothes drying function as claimed in claim 1, characterized in that the air inlet of the clothes dryer module (13) is provided with an air inlet pipe stop valve, and the liquid outlet is provided with a liquid outlet pipe stop valve.
4. The multiple on-line system with clothes drying function according to claim 3, characterized in that the condenser liquid pipe of the clothes dryer module (13) is provided with a clothes dryer expansion valve at the outer end of the liquid outlet pipe stop valve.
5. A control method of a multi-split system with a clothes drying function is characterized in that,
when the floor heating module (11) is independently started, expansion valves of the air duct machine module (12) and the clothes dryer module (13) are opened for 40-60 steps, the expansion valve of the floor heating module (11) is opened, the outdoor unit (2) discharges compressed high-temperature and high-pressure gaseous refrigerants from an exhaust port to enter the four-way valve (3), then the compressed high-temperature and high-pressure gaseous refrigerants are discharged from a second opening (31) of the four-way valve (3) and enter the floor heating module (11) from an air pipe opening, the high-temperature and high-pressure gaseous refrigerants are changed into liquid refrigerants after heat exchange in the floor heating module (11), the liquid refrigerants are discharged from a liquid pipe opening through the corresponding expansion valve, pass through the economizer (22) and then enter a heat exchanger (21) of the outdoor unit (2) to absorb heat, and then return to the four-way valve (3) from a fourth opening (33) of the four-way valve (3), and then enter a gas-liquid separator (23) from a third opening (32) of the four-way valve (3), finally, the air returns to the compressor of the outdoor unit (2);
when the air duct machine module (12) is independently started for heating, expansion valves of a floor heating module (11) and a clothes dryer module (13) are opened for 40-60 steps, the expansion valve of the air duct machine module (12) is opened, an outdoor unit (2) discharges compressed high-temperature and high-pressure gaseous refrigerants from an exhaust port into a four-way valve (3), then the compressed high-temperature and high-pressure gaseous refrigerants are discharged from a second opening (31) of the four-way valve (3) and enter the air duct machine module (12) from an air pipe opening, the high-temperature and high-pressure gaseous refrigerants are changed into liquid refrigerants after heat exchange in the air duct machine module (12), the liquid refrigerants are discharged from a liquid pipe opening through the corresponding expansion valve, pass through an economizer (22) and then enter a heat exchanger (21) of an outdoor unit (2) for absorbing heat, and then return to the four-way valve (3) from a fourth opening (33) of the four-way valve (3) after heat absorption is finished, and then enter a gas-liquid separator (23) from a third opening (32) of the four-way valve (3), finally, the air returns to the compressor of the outdoor unit (2);
when the air duct machine module (12) is independently opened for refrigeration, expansion valves of the floor heating module (11) and the clothes dryer module (13) are closed, the expansion valve of the air duct machine module (12) is opened, the outdoor unit (2) discharges compressed high-temperature and high-pressure gaseous refrigerant from an exhaust port into the four-way valve (3) and then discharges the compressed high-temperature and high-pressure gaseous refrigerant from a fourth opening (33) of the four-way valve (3), the compressed high-temperature and high-pressure gaseous refrigerant enters a heat exchanger (21) of the outdoor unit (2) for heat exchange to be changed into liquid refrigerant, the liquid refrigerant passes through the economizer (22) and then enters the air duct machine module (12) from a liquid pipe port, the liquid refrigerant is changed into gaseous refrigerant after heat exchange in the air duct machine module (12), the gaseous refrigerant is discharged from a gas pipe port, then enters the four-way valve (3) from a second opening (31) of the four-way valve (3) and enters a gas-liquid separator (23) after being discharged from a third opening (32), then returns to the compressor of the outdoor unit (2) from the return air inlet of the gas-liquid separator (23);
when the clothes dryer module (13) is independently started, an expansion valve of the floor heating module (11) and the air duct machine module (13) is opened for 40-60 steps, an expansion valve of the clothes dryer module (13) is opened for 200-400 steps, the outdoor unit (2) sends compressed high-temperature and high-pressure gaseous refrigerant into the third duct (4) from an exhaust port, the high-temperature and high-pressure gaseous refrigerant entering the third duct (4) enters the clothes dryer module (13) from an air inlet of a condenser, the high-temperature and high-pressure gaseous refrigerant is changed into liquid refrigerant after heat exchange in the clothes dryer module (13), the liquid refrigerant is discharged from a liquid pipe port through the corresponding expansion valve, passes through the economizer (22) and then enters a heat exchanger (21) of the outdoor unit (2) for heat absorption, and returns to the four-way valve (3) from a fourth opening (33) of the four-way valve (3) after heat absorption is finished, and then enters the gas-liquid separator (23) from a third opening (32) of the four-way valve (3), finally, the air returns to the compressor of the outdoor unit (2);
when the air duct machine module (12) is started to heat and the clothes dryer module (13) is started simultaneously, the expansion valves 200 and 450 of the air duct machine module (12) and the clothes dryer module (13) are opened, the expansion valve of the floor heating module (12) is opened for 40-60, the outdoor unit (2) discharges compressed high-temperature and high-pressure gaseous refrigerant from an exhaust port into the four-way valve (3) and the third pipe (4), the high-temperature and high-pressure gaseous refrigerant entering the four-way valve (3) is discharged from the second opening (31) of the four-way valve (3) and enters the air duct machine module (12) from an air pipe opening, the high-temperature and high-pressure gaseous refrigerant is changed into liquid refrigerant after heat exchange in the air duct machine module (12), the liquid refrigerant is discharged from a liquid pipe opening through the corresponding expansion valve, enters the heat exchanger (21) of the outdoor unit (2) to absorb heat after passing through the economizer (22), and returns to the four-way valve (3) from the fourth opening (33) of the four-way valve (3) after heat absorption is finished, then enters a gas-liquid separator (23) from a third opening (32) of the four-way valve (3) and finally returns to a compressor of the outdoor unit (2), a high-temperature and high-pressure gaseous refrigerant entering a third pipe (4) enters a clothes dryer module (13) from an air inlet of a condenser, the high-temperature and high-pressure gaseous refrigerant is changed into a liquid refrigerant after heat exchange is completed in the clothes dryer module (13), the liquid refrigerant is discharged from a liquid pipe port through a corresponding expansion valve, enters a heat exchanger (21) of the outdoor unit (2) after passing through an economizer (22) to absorb heat, returns to the four-way valve (3) from a fourth opening (33) of the four-way valve (3) after heat absorption is completed, then enters the gas-liquid separator (23) from the third opening (32) of the four-way valve (3) and finally returns to the compressor of the outdoor unit;
when the air pipe machine module (12) is started for refrigeration and the clothes dryer module (13) is started, the expansion valve 100 of the air pipe machine module (12) is opened for 300 steps, the expansion valve 200 of the clothes dryer module (13) is opened for 450 steps, the expansion valve of the floor heating module (12) is opened for 40-60 steps, the outdoor unit (2) discharges compressed high-temperature and high-pressure gaseous refrigerant from an exhaust port to enter the four-way valve (3) and the third pipe (4), the high-temperature and high-pressure gaseous refrigerant entering the four-way valve (3) is discharged from the fourth opening (33) of the four-way valve (3) and enters the heat exchanger (21) for heat exchange to become liquid refrigerant, the liquid refrigerant enters the air pipe machine module (12) from a liquid pipe port after passing through the economizer (22), the liquid refrigerant is changed into gaseous refrigerant after heat exchange in the air pipe machine module (12), the gaseous refrigerant is discharged from the air pipe port through the corresponding expansion valve and then enters the four-way valve (3) from the second opening (31) of the four-way valve (3), The high-temperature and high-pressure gaseous refrigerant entering the third pipe (4) enters the clothes dryer module (13) from the air inlet of the condenser after entering the compressor of the outdoor unit (2), the high-temperature and high-pressure gaseous refrigerant is changed into a liquid refrigerant after completing heat exchange in the clothes dryer module (13), the liquid refrigerant is discharged from the clothes dryer module (13) through a corresponding expansion valve, and the discharged liquid refrigerant and the liquid refrigerant at the liquid pipe opening are converged together and then enter the air pipe machine module (12) to refrigerate the air pipe machine module (12);
when the air pipe machine module (12) is started to heat and the floor heating module (11), the expansion valves of the air pipe machine module (12) and the floor heating module (11) are opened for 200-400 steps, the expansion valve of the clothes dryer module (13) is opened for 40-60 steps, the outdoor unit (2) discharges compressed high-temperature and high-pressure gaseous refrigerant from an exhaust port into the four-way valve (3), then discharges the compressed high-temperature and high-pressure gaseous refrigerant from a second opening (31) of the four-way valve (3) and enters the air pipe machine module (12) and the floor heating module (11) from an air pipe port, the high-temperature and high-pressure gaseous refrigerant is converted into liquid refrigerant after heat exchange is completed in the air pipe machine module (12) and the floor heating module (11), the liquid refrigerant is discharged from a liquid pipe port through the expansion valves corresponding to the air pipe machine module (12) and the floor heating module (11), and enters the heat exchanger (21) of the outdoor unit (2) for heat absorption after passing through the economizer (22), and returns to the four-way valve (3) from a fourth opening (33) of the four-way valve (3) after heat absorption is completed, then enters a gas-liquid separator (23) from a third opening (32) of the four-way valve (3) and finally returns to a compressor of the outdoor unit (2);
when the clothes dryer module (13) and the floor heating module (11) are started, the expansion valves 200 of the clothes dryer module (13) and the floor heating module (11) are opened for 400 steps, the expansion valve of the air duct machine module (12) is opened for 40-60 steps, the outdoor unit (2) discharges compressed high-temperature and high-pressure gaseous refrigerants from the exhaust port into the four-way valve (3) and the third pipe (4), the high-temperature and high-pressure gaseous refrigerants entering the four-way valve (3) are discharged from the second opening (31) of the four-way valve (3) and enter the floor heating module (11) from the air pipe opening, the high-temperature and high-pressure gaseous refrigerants are changed into liquid refrigerants after heat exchange in the floor heating module (11), the liquid refrigerants are discharged from the liquid pipe opening through the corresponding expansion valve, pass through the economizer (22) and then enter the heat exchanger (21) of the outdoor unit (2) for heat absorption, and return to the four-way valve (3) from the fourth opening (33) of the four-way valve (3) after heat absorption is completed, then enters a gas-liquid separator (23) from a third opening (32) of the four-way valve (3) and finally returns to a compressor of the outdoor unit (2), a high-temperature and high-pressure gaseous refrigerant entering a third pipe (4) enters a clothes dryer module (13) from an air inlet of a condenser, the high-temperature and high-pressure gaseous refrigerant is changed into a liquid refrigerant after heat exchange is completed in the clothes dryer module (13), the liquid refrigerant is discharged from a liquid pipe port through a corresponding expansion valve, enters a heat exchanger (21) of the outdoor unit (2) after passing through an economizer (22) to absorb heat, returns to the four-way valve (3) from a fourth opening (33) of the four-way valve (3) after heat absorption is completed, then enters the gas-liquid separator (23) from the third opening (32) of the four-way valve (3) and finally returns to the compressor of the outdoor unit (2);
when the clothes dryer module (13) and the floor heating module (11) are started, and the ducted air conditioner module (12) is started to heat, the clothes dryer module (13), the floor heating module (11) and an expansion valve 200 of the ducted air conditioner module (12) are started for 400 steps, the outdoor unit (2) discharges compressed high-temperature and high-pressure gaseous refrigerants from an exhaust port into the four-way valve (3) and the third pipe (4), the high-temperature and high-pressure gaseous refrigerants entering the four-way valve (3) are discharged from a second opening (31) of the four-way valve (3) and enter the floor heating module (11) and the ducted air conditioner module (12) from an air pipe port, the high-temperature and high-pressure gaseous refrigerants are changed into liquid refrigerants after heat exchange in the floor heating module (11) and the ducted air conditioner module (12), the liquid refrigerants are discharged from a liquid pipe port through the floor heating module (11) and the ducted air conditioner module (12), and enter a heat exchanger (21) of the outdoor unit (2) for heat absorption after passing through the economizer (22), after the heat absorption is finished, the heat is returned to the four-way valve (3) from a fourth opening (33) of the four-way valve (3) and then enters a gas-liquid separator (23) from a third opening (32) of the four-way valve (3), and finally, returning to the compressor of the outdoor unit (2), wherein the high-temperature and high-pressure gaseous refrigerant entering the third pipe (4) enters the dryer module (13) from the air inlet of the condenser, the high-temperature and high-pressure gaseous refrigerant is changed into a liquid refrigerant after heat exchange in the dryer module (13), the liquid refrigerant is discharged from the liquid pipe port through the corresponding expansion valve, enters the heat exchanger (21) of the outdoor unit (2) for heat absorption after passing through the economizer (22), returns to the four-way valve (3) from the fourth opening (33) of the four-way valve (3) after heat absorption, enters the gas-liquid separator (23) from the third opening (32) of the four-way valve (3), and finally returns to the compressor of the outdoor unit (2).
6. The control method of a multi-split air conditioner system with a clothes drying function according to claim 4, wherein when any one of the dryer module (13), the floor heating module (11) and the ducter module (12) is operated independently, the condensing temperature and the frequency output are controlled according to the operation module.
7. The control method of the multi-split system with the clothes drying function according to claim 4, wherein when the air duct machine module (12) and the floor heating module (11) operate simultaneously, the frequency output is controlled according to the target condensing pressure of the air duct machine module (12).
8. The control method of a multiple on-line system with a clothes drying function according to claim 4, characterized in that when the ducted air conditioner module (12) and the clothes dryer module (13) are simultaneously operated, the frequency output is controlled according to the target condensing pressure of the ducted air conditioner module (12).
9. The control method of the multi-split air conditioning system with the clothes drying function according to claim 4, wherein the frequency output is controlled according to a target condensing pressure of the floor heating module (11) when the floor heating module (11) and the clothes dryer module (13) are simultaneously operated.
10. The control method of the multi-split air conditioner system with the clothes drying function according to claim 4, wherein when the ducted air conditioner module (12), the floor heating module (11) and the clothes dryer module (13) are simultaneously turned on, the frequency output is controlled according to a target condensing pressure of the ducted air conditioner module (12).
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