WO2023035593A1 - Système de chauffage et procédé de commande associé - Google Patents

Système de chauffage et procédé de commande associé Download PDF

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Publication number
WO2023035593A1
WO2023035593A1 PCT/CN2022/083674 CN2022083674W WO2023035593A1 WO 2023035593 A1 WO2023035593 A1 WO 2023035593A1 CN 2022083674 W CN2022083674 W CN 2022083674W WO 2023035593 A1 WO2023035593 A1 WO 2023035593A1
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WIPO (PCT)
Prior art keywords
liquid level
storage tank
ratio
temperature
water
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PCT/CN2022/083674
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English (en)
Chinese (zh)
Inventor
刘帅
许文明
Original Assignee
青岛海尔空调器有限总公司
青岛海尔空调电子有限公司
海尔智家股份有限公司
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Publication of WO2023035593A1 publication Critical patent/WO2023035593A1/fr

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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
    • F24F5/0046—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 using natural energy, e.g. solar energy, energy from the ground
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/46—Improving electric energy efficiency or saving
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/50—Control or safety arrangements characterised by user interfaces or communication
    • F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63—Electronic processing
    • F24F11/64—Electronic processing using pre-stored data
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63—Electronic processing
    • F24F11/65—Electronic processing for selecting an operating mode
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
    • F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
    • 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
    • F24F5/0046—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 using natural energy, e.g. solar energy, energy from the ground
    • F24F2005/0064—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 using natural energy, e.g. solar energy, energy from the ground using solar energy
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2140/00—Control inputs relating to system states
    • F24F2140/20—Heat-exchange fluid temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2221/00—Details or features not otherwise provided for
    • F24F2221/34—Heater, e.g. gas burner, electric air heater

Definitions

  • the present application relates to the technical field of heating equipment, in particular to a heating system and a control method thereof.
  • Existing ambient air heating devices such as air-conditioning fans or air conditioners all use electric energy for energy supply, by converting electric energy into heat energy, and then supply heat to the surrounding environment.
  • the heated refrigerant When the air-conditioning fan or air conditioner finishes heating, the heated refrigerant will gradually dissipate heat over time, and eventually approach the ambient temperature. When heating is required again, it needs to be reheated from the ambient temperature to a higher temperature, and the energy loss is high.
  • the pure power supply method also limits the energy supply method of air-conditioning fans or air conditioners, and it is necessary to propose the utilization of other clean energy sources under the increasingly serious environmental problems.
  • the process of converting electric energy will also cause aging of the air-conditioning fan or electrical components in the air-conditioner.
  • This application provides a heating system and its control method, which are used to solve the defects in the prior art that when the air-conditioning fan or air conditioner repeatedly heats, it needs to be reheated from the ambient temperature for many times, the energy consumption is high, and the energy supply method is single , to realize a heating system and a control method thereof.
  • the application provides a heating system, including:
  • a heater comprising a heat storage tank
  • a solar water heater the solar water heater has a water storage tank, and the water storage tank has a water outlet and a water return port;
  • An incubator the incubator has a first water inlet and a first drain;
  • the conduit includes a first conduit and a second conduit, the first conduit is connected between the water outlet and the first water inlet, and the second conduit is connected between the water return port and the second conduit Between a water outlet, the second conduit portion is located in the heat storage tank;
  • the first circulation pump is arranged on the second conduit;
  • a first temperature sensor located in the incubator, is used to detect the temperature of the incubator and send it to the control device;
  • the second temperature sensor is located in the water storage tank and is used to detect the temperature of the water storage tank and send it to the control device;
  • the first liquid level sensor is located in the incubator and is used to detect the liquid level in the incubator and send it to the control device;
  • the second liquid level sensor is located in the water storage tank and is used to detect the liquid level of the water storage tank and send it to the control device;
  • the time device is used to obtain and record the heat storage time value during the operation of the heat storage mode, and send it to the control device;
  • the control device is respectively connected in communication with the first temperature sensor, the second temperature sensor, the first liquid level sensor, the second liquid level sensor and the time device.
  • the present application also provides a heating system control method, including the following steps:
  • Step S100 when the heat storage mode is running, obtain the temperature of the incubator, the temperature of the water storage tank, the liquid level height of the heat storage tank, the liquid level height of the water storage tank, and the heat storage time value when the heat storage mode is running, and determine the ratio of the liquid level height of the incubator to the storage temperature. Ratio of liquid level in water tank;
  • Step S200 based on the heat storage time value and the preset time period when the heat storage mode is running, and based on the temperature of the heat preservation tank, the temperature of the water storage tank, the liquid level ratio of the heat preservation tank and the liquid of the water storage tank
  • the face height ratio determines the opening and closing of the first valve.
  • the temperature based on the temperature of the heat preservation tank, the temperature of the water storage tank, the liquid level ratio of the heat preservation tank, the liquid level ratio of the water storage tank and the heat storage
  • the heat storage time value during mode operation determines the opening and closing of the first valve including:
  • the first valve is controlled to open.
  • the temperature of the heat storage tank, the temperature of the water storage tank, the liquid level ratio of the heat preservation tank, the liquid level ratio of the water storage tank and the heat storage determines the opening and closing of the first valve including:
  • the first valve is controlled to open.
  • the temperature based on the temperature of the heat preservation tank, the temperature of the water storage tank, the liquid level ratio of the heat preservation tank, the liquid level ratio of the water storage tank and the heat storage
  • the heat storage time value during mode operation determines the opening and closing of the first valve including:
  • the fourth valve is controlled open until the liquid level ratio of the incubator decreases to less than or equal to the fourth preset height ratio, and then based on the liquid level ratio of the water storage tank, the liquid level ratio of the incubator and the heat storage mode when running
  • the heat storage time value determines the opening and closing of the first valve.
  • the first valve is determined based on the liquid level ratio of the water storage tank, the liquid level ratio of the insulated tank, and the heat storage time value when the heat storage mode is running.
  • the opening and closing include:
  • the first valve is controlled to open.
  • the first valve is determined based on the liquid level ratio of the water storage tank, the liquid level ratio of the insulated tank, and the heat storage time value when the heat storage mode is running.
  • the opening and closing include:
  • the first valve is controlled to open.
  • the first valve after controlling the opening of the first valve, when the liquid level ratio of the heat preservation tank increases to be greater than or equal to the fifth preset height ratio or the liquid level of the water storage tank When the surface height ratio decreases to less than or equal to the second preset height ratio, the first valve is controlled to be closed.
  • the first valve after controlling the opening of the first valve, when the liquid level ratio of the insulated tank increases to be greater than or equal to the sixth preset height ratio or the liquid level of the water storage tank When the surface height ratio decreases to less than or equal to the second preset height ratio, the first valve is controlled to be closed.
  • control method further includes: the control method further includes: when the water storage tank diverts non-storage hot water to the outside of the incubator every day for several days, the obtained The amount of non-storage heat in the plurality of days, determine the average value of non-storage heat in the plurality of days, and determine the value of the second preset height ratio as the average value of non-storage heat Ratio to the total volume of the water storage tank.
  • the hot water prepared by the solar water heater is diverted to the incubator for storage, so that when the heater needs heating, it is first prepared by the solar water heater
  • the hot water provides heat for the heater.
  • there is a heat storage box inside the heater and the heat prepared by the heater and the heat guided by the heat preservation box into the heater can be stored in the heat storage box to prevent the heat storage box from falling to room temperature in a short time, so as to reduce the Little energy loss.
  • the heat storage time value and the preset time period it is judged whether it is in the time period of the hot water peak period in the user's use of the solar water heater, and based on the temperature of the tank, the temperature of the water storage tank, the liquid level ratio of the incubator, and the liquid level height of the water storage tank To determine the opening and closing of the first valve, to ensure that the hot water prepared by the solar water heater first meets the daily hot water demand of the user, and then uses the excess hot water to store hot water in the incubator.
  • Fig. 1 is a schematic structural diagram of the heating system provided by the present application.
  • Fig. 2 is a schematic flow chart of the heating system control method provided by the present application.
  • FIG. 3 is a schematic structural diagram of an electronic device provided by the present application.
  • 200 solar water heater; 210: water storage tank; 211: water outlet;
  • conduit conduit; 310: first conduit; 320: second conduit;
  • 500 incubator; 510: the first water inlet; 520: the first drain;
  • 910 processor
  • 920 communication interface
  • 930 memory
  • the liquid level height ratio described in this embodiment refers to the ratio of the liquid level height in the tank to the liquid level height of the liquid in the tank.
  • the liquid level ratio Hc of the water storage tank refers to the liquid level of the water storage tank.
  • the ratio of the surface height to the full water height in the water storage tank is specifically in the range of 0% to 100%.
  • connection should be interpreted in a broad sense, for example, it may be a direct connection or an indirect connection through an intermediary.
  • this embodiment provides a heating system, including: a heater 100, a solar water heater 200, a conduit 300, a first valve 400, an incubator 500, a first circulation pump 800, a first temperature sensor, a second temperature sensor, first liquid level sensor, second liquid level sensor and time device.
  • the heater 100 includes a heat storage box 110, and the heat storage box 110 has a heat preservation function, and it is better to use a heat preservation box whose outer wall is made of heat preservation material.
  • the heater 100 is a heating and air-conditioning fan, and the heating and air-conditioning fan has a coil, and a part of the coil is located in the heat storage tank 110, and the heat storage tank 110 is filled with heat-conducting materials.
  • the heat stored in the heat storage box 110 can be used for heating first. Transfers heat from the coil to the environment.
  • the solar water heater 200 refers to a solar water heater that is generally placed on a location that can receive light, such as a roof, to heat water by receiving ultraviolet rays from the light. At present, more than 200 solar water heaters are used for people's daily water needs such as bathing.
  • the solar water heater 200 refers to a solar water heater that is generally placed on a location that can receive light, such as a roof, to heat water by receiving ultraviolet rays from the light. At present, more than 200 solar water heaters are used for people's daily water needs such as bathing.
  • the solar water heater 200 has a water storage tank 210 for storing hot water heated by the solar water heater 200, and the water storage tank 210 has a water outlet 211 and a water return port 212;
  • the water storage tank 210 is located on the body of the solar water heater 200, and the stored hot water is guided to the faucet through a water pipe.
  • the incubator 500 has a first water inlet 510 and a first water outlet 520
  • the conduit 300 includes a first conduit 310 and a second conduit 320
  • the first conduit 310 is connected between the water outlet 211 and the first water inlet 510
  • the second conduit One end of the conduit 320 is connected to the first drain port 520
  • the second conduit 320 is partly located in the heat storage tank 110 .
  • the capacity of the water storage tank 210 of the solar water heater 200 is not large, and most of them are designed with reference to domestic water consumption such as bathing of users. The amount of water does not meet the user's other domestic water needs.
  • the hot water produced by the solar water heater 200 can be guided into the incubator 500 for heat preservation and storage, and the volume of hot water prepared by the solar water heater 200 can be increased to meet the heat supply requirements of the heater 100 at the same time. And users' daily life water.
  • the hot water in the water storage tank 210 first flows into the incubator 500 through the first conduit 310. Since the height of the water storage tank 210 is higher than that of the incubator 500 in most cases, the hot water in the water storage tank 210 can be Direct flow to the incubator 500 under the action of gravity. Alternatively, a circulating pump is provided on the first conduit 310 to ensure that the hot water in the water storage tank 210 can flow into the insulated tank 500 .
  • the hot water in the insulation box 500 exchanges heat with the heat storage box 110 through the second conduit 320 .
  • the water after heat exchange in the second conduit 320 can be directly drained away, or the other end of the second conduit 320 is connected to the water return port 212, the second conduit 320 is provided with a first circulation pump 800, and the inside of the conduit 300 is connected to the heat storage tank. 110 The water after heat exchange is returned to the water storage tank 210 of the solar water heater 200 through the first circulating pump 800 .
  • the second conduit 320 is provided with a second valve 410, which is opened when the incubator 500 is required to divert hot water to the heat storage tank 110 side, and is opened when the incubator 500 is not required to divert hot water to the heat storage tank 110 side. Turn off when hot water is on.
  • a second valve 410 which is opened when the incubator 500 is required to divert hot water to the heat storage tank 110 side, and is opened when the incubator 500 is not required to divert hot water to the heat storage tank 110 side. Turn off when hot water is on.
  • the second conduit 320 is partly located in the thermal storage tank 110 , and the hot water in the thermal insulation tank 500 exchanges heat with the thermal storage tank 110 through the second conduit 320 .
  • the first temperature sensor is located in the incubator 500 and is used to detect the temperature of the incubator and send it to the control device.
  • the second temperature sensor located in the water storage tank 210, is used to detect the temperature of the water storage tank 210 and send it to the control device;
  • the first liquid level sensor is located in the incubator 500 and is used to detect the liquid level in the incubator 500 and send it to the control device;
  • the second liquid level sensor located in the water storage tank 210, is used to detect the liquid level of the water storage tank 210 and send it to the control device;
  • the time device is used to obtain and record the heat storage time value tx when the heat storage mode is running, and send it to the control device;
  • the control device is respectively connected in communication with the first temperature sensor, the second temperature sensor, the first liquid level sensor, the second liquid level sensor and the time device.
  • this embodiment also provides a control method for the heating system, as shown in FIG. 2 , including the following steps:
  • Step S100 when the heat storage mode is running, obtain the temperature of the incubator Tb, the temperature of the water storage tank Tc, the liquid level of the heat preservation tank, the liquid level of the water storage tank and the heat storage time value tx when the heat storage mode is running, and determine the liquid level of the incubator Ratio of Hb to water storage tank liquid level ratio Hc;
  • Step S200 based on the heat storage time value tx and the preset time period t1 when the heat storage mode is running, and based on the temperature Tb of the insulated tank, the temperature Tc of the water storage tank, the liquid level ratio Hb of the insulated tank and The liquid level ratio Hc of the water storage tank determines the opening and closing of the first valve 400 .
  • the heater 100 when the heater 100 is running in the heat storage mode, the heater 100 can preset the heat storage mode. When the user chooses to turn on the heat storage mode, the heater 100 enters the heat storage mode, and the heat storage tank 110 gradually enters the heat storage mode. Heat storage control. Preferably, the heat storage mode can be turned on following the turning on of the heater 100, but not turned off following the turning off of the heater 100.
  • the turning off of the heater 100 refers to turning off the fan and other components, and can also refer to the 100 outages.
  • the solar water heater 200 When running in thermal storage mode, the solar water heater 200 provides hot water to the incubator 500 . However, the hot water prepared by the solar water heater 200 needs to meet the user’s daily water requirements for bathing, and then use excess heat to supply heat to the incubator 500 .
  • the heat storage time value tx during heat storage mode operation refers to the time value obtained in real time.
  • each time the control method described in this embodiment is executed, or every interval The duration acquires the heat storage time value tx once, including but not limited to the time value when the heat storage mode is turned on.
  • the preset time period t1 refers to a time period during a peak period when a user uses the solar water heater for hot water.
  • the heat storage time value tx during heat storage mode operation is obtained based on the heat storage time value tx and
  • the preset time period t1 judges whether it is in the time period of the hot water peak period of the user using the solar water heater, and based on the temperature Tb of the incubator, the temperature Tc of the water storage tank, the liquid level ratio Hb of the incubator, the temperature of the water storage tank
  • the liquid level height ratio Hc determines the opening and closing of the first valve 400 to ensure that the hot water prepared by the solar water heater 200 first meets the daily hot water demand of the user, and then uses the excess hot water to store hot water in the incubator 500 .
  • the temperature Tb of the incubator is greater than or equal to the first preset temperature value T1
  • the temperature Tc of the water storage tank is greater than or equal to the second preset temperature value T2
  • the liquid level ratio Hb of the incubator is less than or equal to the first preset height ratio
  • the heat storage time value tx falls into the preset time period t1 and the liquid level height ratio Hc of the water storage tank is greater than the second preset height ratio H2
  • the first valve 400 is controlled to open.
  • the first valve 400 is closed.
  • the fifth preset height ratio H5 refers to the full storage height of the incubator 500 , which is in the range of 60% to 70%, preferably 65%.
  • the first preset temperature value T1 is in the range of 45°C to 55°C, preferably 50°C.
  • the second preset temperature value T2 is in the range of 60°C to 70°C, preferably 65°C.
  • the first preset height ratio H1 is in the range of 25% to 35%, preferably 30%.
  • the preset time period t1 is the pre-stored user water consumption peak time period, for example, the preset time period t1 is between 17:00 and 21:00 every day, or the preset time period t1 is calculated by recording the user's water consumption time.
  • the second preset height ratio H2 refers to the ratio of the user's hot water consumption to the total water volume of the water storage tank, which can be obtained through the ratio of the height of the liquid level drop caused by the user's use of hot water in the water storage tank 210 to the total height of the water storage tank 210
  • the hot water consumption does not include the amount of hot water injected by the water storage tank 210 into the incubator 500; preferably, the second preset height ratio H2 is the hot water consumption for several consecutive days The average value of the quantity.
  • the heat storage time value tx falls into the preset time period t1, it indicates that the heat storage running at this time is during the peak period of user water consumption
  • the temperature Tb of the incubator is greater than or equal to 50°C and the temperature of the water storage tank Tc is greater than or equal to 65°C
  • the temperature in the water storage tank 210 can supply heat to the insulation box 500, and the temperature of the insulation box 500 is relatively high, as long as the liquid level ratio Hc of the water storage tank is greater than the second preset height ratio H2, that is, the water storage tank 210 internally meets the user's daily water consumption requirements. If there is excess hot water in addition to the amount of water, the first valve 400 is controlled to open, and the water storage tank 210 provides hot water to the incubator 500 .
  • the first valve 400 is controlled to open; when the heat storage time value tx does not fall into the preset time period When the ratio Hc of the liquid level height of the time period t1 to the water storage tank is greater than the third preset height ratio H3, the first valve 400 is controlled to open; When the height ratio Hc increases to be greater than or equal to the sixth preset height ratio H6 or the liquid level ratio Hc of the water storage tank decreases to less than or equal to the second preset height ratio H2, the first valve 400 is closed.
  • the sixth preset height ratio H6 refers to the
  • the third preset height ratio H3 refers to the lowest value of the water volume in the water storage tank 210, and the value is in the range of 5% to 10%, preferably 5%.
  • the heat storage time value tx does not fall into the preset time period t1, that is, when the heat storage mode runs to the user’s non-water consumption peak period
  • the temperature Tb of the incubator is greater than or equal to 50°C
  • the temperature Tc of the water storage tank is greater than or equal to 65°C
  • the first valve 400 can be opened, and the water storage tank 210 injects hot water into the heat preservation tank 500 .
  • the control The fourth valve 430 is opened until the liquid level ratio Hb of the incubator decreases to less than or equal to the fourth preset height ratio H4, and then based on the liquid level ratio Hc of the water storage tank, the liquid level ratio Hb of the incubator and the heat storage mode operation time
  • the heat storage time value tx of determines the opening and closing of the first valve 400 .
  • the fourth preset height ratio H4 is in the range of 0% to 5%, preferably 0%.
  • the heat of hot water in the water storage tank 210 meets the requirement of providing hot water to the heat preservation box 500.
  • Water tank 210 provides hot water.
  • the fourth valve 430 is first controlled to open, and the low-temperature water in the incubator 500 is discharged until the cold water in the incubator 500 is exhausted, and then based on the liquid level ratio of the water storage tank Hc
  • the opening and closing of the first valve 400 is determined by the heat storage tank liquid level height ratio Hb and the heat storage time value tx in the heat storage mode.
  • determining the opening and closing of the first valve 400 based on the liquid level ratio Hc of the water storage tank, the liquid level ratio Hb of the insulated tank, and the heat storage time value tx during the heat storage mode operation includes:
  • the first valve 400 is controlled to open.
  • the liquid level ratio Hb of the incubator increases to be greater than or equal to the fifth preset height ratio H5 or the liquid level ratio Hc of the water storage tank decreases to be less than or equal to the second
  • the first valve 400 is closed.
  • the fifth preset height ratio H5 refers to the full storage height of the incubator 500 , which is in the range of 60% to 70%, preferably 65%.
  • the heat storage time value tx falls into the peak period of user water consumption, and the liquid level ratio of the water storage tank is greater than the second preset height ratio H2, that is, the water stored in the water storage tank 210 has met the user's daily water consumption, then
  • the first valve 400 is controlled to open, and the water storage tank 210 is controlled to inject hot water into the heat preservation tank 500 .
  • determining the opening and closing of the first valve 400 based on the liquid level ratio Hc of the water storage tank, the liquid level ratio Hb of the incubator tank, and the heat storage time value tx during the heat storage mode operation includes:
  • the first valve 400 is controlled to open; preferably, the first valve 400 is controlled to open.
  • the liquid level ratio Hb of the incubator increases to be greater than or equal to the sixth preset height ratio H6 or the liquid level ratio Hc of the water storage tank decreases to less than or equal to the second preset height ratio H2, the first valve is closed 400.
  • the sixth preset height ratio H6 refers to the full storage height of the incubator 500 under this condition, which is in the range of 80% to 90%, preferably 85%.
  • the first valve is controlled. 400 is turned on, and the water storage tank 210 is controlled to provide hot water to the incubator 500 .
  • the heating system control method described in this embodiment further includes: when the water storage tank 210 diverts the non-storage hot water to the outside of the incubator 500 every day within a plurality of days, acquiring the non-storage hot water in the plurality of days
  • the amount of heat storage is to determine the average value of the non-storage heat amount per day in the plurality of days, and determine the value of the second preset height ratio to the average value of the non-storage heat amount and the total amount of the water storage tank 210 volume ratio.
  • the water storage tank 210 conducts non-storage hot water to the outside of the incubator 500 within 3 days (wherein the 3 days can be 3 consecutive days or 3 days intermittently), the water will flow to the outside of the incubator 500 every day.
  • the diverted non-storage hot water volumes are 0.33m3, 0.42m3 and 0.36m3 respectively.
  • the average non-storage hot water volume of 3 days is 0.37m3, which is the daily average non-storage hot water volume.
  • the total volume of the water storage tank 210 is 1m3 .
  • the second preset height ratio is the ratio of 0.37m3 to 1m3, that is, the second preset height ratio is 37%.
  • the hot water in the water storage tank 210 is diverted to the incubator 500 for heat storage in the heat storage tank; , such as bathing and water radiators, etc.
  • This embodiment is based on the hot water diverted from the water storage tank 210 to the outside of the incubator 500 for several days to calculate the user's daily water consumption for bathing and other non-heat storage tanks.
  • control the water storage tank 210 to supply water to the incubator 500, first meet the user's daily water demand, and then provide heat storage hot water to the heater.
  • this embodiment also provides a heating system control device.
  • the following describes the heating system control device provided in this application.
  • the heating system control device described below can correspond to the heating system control method described above. refer to.
  • FIG. 3 illustrates a schematic diagram of the physical structure of an electronic device.
  • the electronic device may include: a processor (processor) 910, a communication interface (Communications Interface) 920, a memory (memory) 930 and a communication bus 940, Wherein, the processor 910 , the communication interface 920 , and the memory 930 communicate with each other through the communication bus 940 .
  • the processor 910 can call logic instructions in the memory 930 to execute the heating system control method.
  • the above-mentioned logic instructions in the memory 930 may be implemented in the form of software function units and be stored in a computer-readable storage medium when sold or used as an independent product.
  • the technical solution of the present application is essentially or the part that contributes to the prior art or the part of the technical solution can be embodied in the form of a software product, and the computer software product is stored in a storage medium, including Several instructions are used to make a computer device (which may be a personal computer, a server, or a network device, etc.) execute all or part of the steps of the methods described in the various embodiments of the present application.
  • the aforementioned storage media include: U disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disk or optical disc, etc., which can store program codes. .
  • the present application also provides a computer program product
  • the computer program product includes a computer program stored on a non-transitory computer-readable storage medium
  • the computer program includes program instructions, and when the program instructions are executed by a computer When executing, the computer can execute the above heating system control method.
  • the present application also provides a non-transitory computer-readable storage medium, on which a computer program is stored, and the computer program is implemented when executed by a processor to execute the above heating system control method.
  • the device embodiments described above are only illustrative, and the units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in One place, or it can be distributed to multiple network elements. Part or all of the devices can be selected according to actual needs to achieve the purpose of the solution of this embodiment. It can be understood and implemented by those skilled in the art without any creative effort.
  • each implementation can be implemented by means of software plus a necessary general hardware platform, and of course also by hardware.
  • the essence of the above technical solution or the part that contributes to the prior art can be embodied in the form of software products, and the computer software products can be stored in computer-readable storage media, such as ROM/RAM, magnetic discs, optical discs, etc., including several instructions to make a computer device (which may be a personal computer, server, or network device, etc.) execute the methods described in various embodiments or some parts of the embodiments.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Sustainable Energy (AREA)
  • Sustainable Development (AREA)
  • Heat-Pump Type And Storage Water Heaters (AREA)

Abstract

Système de chauffage et procédé de commande associé. Le système de chauffage comprend : un dispositif de chauffage (100), dans lequel une boîte de stockage de chaleur (110) est fournie ; un chauffe-eau solaire (200) ayant un réservoir de stockage d'eau (210) ; une boîte d'isolation thermique (500) ; un conduit (300) pour guider des flux dans le réservoir de stockage d'eau (210) et la boîte d'isolation thermique (500), et le conduit (300) étant partiellement situé dans la boîte de stockage de chaleur (110) ; une première vanne (400) disposée sur un premier conduit (310) ; une première pompe de circulation (800) disposée sur un second conduit (320) ; un premier capteur de température pour détecter la température de la boîte d'isolation thermique (500) ; un second capteur de température pour détecter la température du réservoir de stockage d'eau (210) ; un premier capteur de niveau de liquide pour détecter la hauteur de niveau de liquide de la boîte d'isolation thermique (500) ; un second capteur de niveau de liquide pour détecter la hauteur de niveau de liquide du réservoir de stockage d'eau (210) ; et un dispositif de commande.
PCT/CN2022/083674 2021-09-10 2022-03-29 Système de chauffage et procédé de commande associé WO2023035593A1 (fr)

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