CN112880158B - Control method of lower air outlet fresh air conditioner and lower air outlet fresh air conditioner - Google Patents
Control method of lower air outlet fresh air conditioner and lower air outlet fresh air conditioner Download PDFInfo
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- CN112880158B CN112880158B CN202110190058.7A CN202110190058A CN112880158B CN 112880158 B CN112880158 B CN 112880158B CN 202110190058 A CN202110190058 A CN 202110190058A CN 112880158 B CN112880158 B CN 112880158B
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- 238000000034 method Methods 0.000 title claims abstract description 33
- 230000000875 corresponding effect Effects 0.000 claims description 74
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 20
- 230000001276 controlling effect Effects 0.000 claims description 14
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 10
- 239000001569 carbon dioxide Substances 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 10
- 230000002596 correlated effect Effects 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 description 7
- 230000007423 decrease Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
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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
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0035—Indoor units, e.g. fan coil units characterised by introduction of outside air to the room
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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
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/009—Indoor units, e.g. fan coil units characterised by heating arrangements
-
- 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
- F24F11/56—Remote control
- F24F11/58—Remote control using Internet communication
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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
- 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
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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
- 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
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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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
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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
- F24F2140/00—Control inputs relating to system states
- F24F2140/20—Heat-exchange fluid temperature
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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
- F24F2221/00—Details or features not otherwise provided for
- F24F2221/34—Heater, e.g. gas burner, electric air heater
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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]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Engineering & Computer Science (AREA)
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- Combustion & Propulsion (AREA)
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- General Engineering & Computer Science (AREA)
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- Physics & Mathematics (AREA)
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- Mathematical Physics (AREA)
- Human Computer Interaction (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention provides a control method of a lower air outlet fresh air conditioner and the lower air outlet fresh air conditioner, comprising the following steps: selecting a warm air function and/or a fresh air function according to needs; if the fresh air function is selected, controlling the number of the first heaters according to the temperature of the fresh air; if the warm air function is selected, acquiring an actual ground temperature difference and an actual indoor temperature difference according to the set temperature, the ground temperature and the indoor temperature of the room; and controlling a corresponding number of second heaters to heat according to the actual ground temperature difference and the actual indoor temperature difference. According to the control method of the lower air-out fresh air conditioner, the temperature sensor is used for detecting the fresh air temperature, the near-earth temperature and the indoor temperature, and the temperature sensor is used for controlling the lower air-out and the fresh air of the air conditioner, so that the fresh air and warm air control module controls the first heaters and the second heaters in different quantities to heat according to the fresh air temperature, the actual near-earth temperature difference and the actual indoor temperature difference, the indoor air quality is improved, and the problem of low temperature at the bottom of a room is solved.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to a control method of a lower air outlet fresh air conditioner and the lower air outlet fresh air conditioner.
Background
With the improvement of living standard of people, the air conditioner becomes a necessary electric appliance for modern people at home and in offices, and the air conditioner is used for a long time especially in summer and winter. The air conditioner can refrigerate in summer and heat in winter, can adjust the indoor temperature to be warm in winter and cool in summer, and provides a comfortable environment for users.
At present, most air conditioners have various modes such as refrigeration and heating, can automatically select refrigeration or heating according to outdoor environment temperature in the process of carrying out an automatic control mode, and can automatically set target temperature and fan rotating speed according to indoor and outdoor temperatures so as to achieve the aim of indoor constant temperature as far as possible. However, in the heating process of the existing air conditioner, the heating process is judged and controlled only by a temperature sensor on the air conditioner, and the indoor temperature is difficult to reach the set temperature. Especially, when heating in winter, the cabinet air conditioner is easy to cause the problem that the temperature at the bottom of a room is too low. In addition, the existing air conditioner is easy to influence the indoor air quality and cause discomfort of human body in the process of long-term operation heating.
Disclosure of Invention
The embodiment of the invention provides a control method of a lower air-out fresh air conditioner and the lower air-out fresh air conditioner, which solve the problem that the temperature of the bottom of a room is too low when a cabinet air conditioner heats in winter and improve the air quality.
The embodiment of the invention provides a control method of a lower air outlet fresh air conditioner, which comprises the following steps:
selecting a warm air function and/or a fresh air function according to needs;
if the fresh air function is selected, the temperature sensor acquires the fresh air temperature, the number of the first heaters is controlled according to the fresh air temperature, and the number of the first heaters is inversely related to the fresh air temperature;
if the warm air function is selected, acquiring an actual ground temperature difference and an actual indoor temperature difference according to the set temperature, the ground temperature and the indoor temperature of the room; controlling a corresponding number of second heaters to heat according to the actual ground temperature difference and the actual indoor temperature difference; the actual ground temperature difference and the actual indoor temperature difference are positively correlated with the number of the second heaters controlled by the warm air control module.
According to the control method of the lower air outlet fresh air conditioner provided by one embodiment of the invention, the step of controlling the second heaters in corresponding numbers to heat according to the actual ground temperature difference and the actual indoor temperature difference specifically comprises the following steps:
if the actual ground temperature difference is in the first ground preset temperature interval and the actual indoor temperature difference is in the first indoor preset temperature interval, the warm air control module controls the second heater corresponding to the first ground preset temperature interval and the first indoor preset temperature interval to heat.
According to the control method of the lower air outlet fresh air conditioner provided by one embodiment of the invention, if the actual near-ground temperature difference is within the first near-ground preset temperature interval and the actual indoor temperature difference is within the second indoor preset temperature interval, the warm air control module controls the second heater corresponding to the first near-ground preset temperature interval and the second indoor preset temperature interval to heat;
the upper limit threshold of the second indoor preset temperature interval is smaller than the lower limit threshold of the first indoor preset temperature interval, and the number of the second heaters corresponding to the second indoor preset temperature interval is smaller than the number of the second heaters corresponding to the first indoor preset temperature interval;
if the actual ground temperature difference is in a second ground preset temperature interval and the actual indoor temperature difference is in a second indoor preset temperature interval, the warm air control module controls a second heater corresponding to the second ground preset temperature interval and the second indoor preset temperature interval to heat;
the upper limit threshold of the second near ground preset temperature interval is smaller than the lower limit threshold of the first near ground preset temperature interval, and the number of the second heaters corresponding to the second near ground preset temperature interval is smaller than the number of the second heaters corresponding to the first near ground preset temperature interval.
According to the control method of the lower air outlet fresh air conditioner provided by the embodiment of the invention, if the actual near-ground temperature difference is within the second near-ground preset temperature interval and the actual indoor temperature difference is within the third indoor preset temperature interval, the warm air control module controls the second heaters corresponding to the second near-ground preset temperature interval and the third indoor preset temperature interval to heat;
the upper threshold of the preset temperature interval in the third chamber is smaller than the lower threshold of the preset temperature interval in the second chamber, and the number of the second heaters corresponding to the preset temperature interval in the third chamber is smaller than the number of the second heaters corresponding to the preset temperature interval in the second chamber;
if the actual near-ground temperature difference is in a third near-ground preset temperature interval and the actual indoor temperature difference is in a third indoor preset temperature interval, the warm air control module controls a second heater corresponding to the third near-ground preset temperature interval and the third indoor preset temperature interval to heat;
the upper limit threshold of the third near ground preset temperature interval is smaller than the lower limit threshold of the second near ground preset temperature interval, and the number of the second heaters corresponding to the third near ground preset temperature interval is smaller than that of the second heaters corresponding to the second near ground preset temperature interval.
According to the control method of the lower air outlet fresh air conditioner provided by one embodiment of the invention, if the actual near-ground temperature difference is within the third near-ground preset temperature interval and the actual indoor temperature difference is within the fourth indoor preset temperature interval, the warm air control module controls the second heaters corresponding to the third near-ground preset temperature interval and the fourth indoor preset temperature interval to heat;
the upper limit threshold of the fourth indoor preset temperature interval is smaller than the lower limit threshold of the third indoor preset temperature interval, and the number of the second heaters corresponding to the fourth indoor preset temperature interval is smaller than the number of the second heaters corresponding to the third indoor preset temperature interval.
According to the control method of the lower air outlet fresh air conditioner provided by one embodiment of the invention, if the actual near-ground temperature difference is within the fourth near-ground preset temperature interval and the actual indoor temperature difference is within the fourth indoor preset temperature interval, the warm air control module controls the second heater corresponding to the fourth near-ground preset temperature interval and the fourth indoor preset temperature interval to heat;
the upper limit threshold of the fourth near preset temperature interval is smaller than the lower limit threshold of the third near preset temperature interval, and the number of the second heaters corresponding to the fourth near preset temperature interval is smaller than the number of the second heaters corresponding to the third near preset temperature interval.
According to the control method of the lower air outlet fresh air conditioner provided by one embodiment of the invention, the step of controlling the number of the first heaters according to the fresh air temperature specifically comprises the following steps:
if the fresh air temperature measured by the fresh air temperature sensor is at the fresh air preset temperature, controlling the number of the first heaters according to the fresh air preset temperature; if the fresh air temperature measured by the fresh air temperature sensor is lower than the fresh air preset temperature, the number of the first heaters is increased; if the fresh air temperature measured by the fresh air temperature sensor is higher than the fresh air preset temperature, the number of the first heaters is reduced.
The embodiment of the invention also provides a lower air outlet fresh air conditioner, which comprises: the fresh air heating system comprises a main control module, a warm air control module, a fresh air motor, a warm air motor, a fresh air control module, a plurality of first heaters, a plurality of second heaters and a plurality of temperature sensors;
the temperature sensor corresponding to the fresh air control module, each first heater and the fresh air motor are all connected with the main control module through the fresh air control module, the temperature sensors corresponding to the warm air control module, the second heaters and the warm air motor are all connected with the main control module through the warm air control module, the temperature sensors are respectively used for detecting fresh air temperature, near-earth temperature and indoor temperature so as to enable the fresh air control module to control the fresh air motor to start, according to the fresh air temperature control that temperature sensor measured the quantity of first heater, just warm braw control module control the warm braw motor starts, makes warm braw control module is according to actual ground difference in temperature and the corresponding quantity of actual indoor difference in temperature control the second heater heats.
According to the lower air-out fresh air conditioner provided by one embodiment of the present invention, the lower air-out fresh air conditioner further includes: a carbon dioxide sensor; the carbon dioxide sensor is connected with the fresh air control module through a circuit.
According to the lower air-out fresh air conditioner provided by one embodiment of the present invention, the lower air-out fresh air conditioner further includes: the system comprises a WiFi control module, a mobile phone client and a cloud server; the main control module is in communication connection with the mobile phone client through the WiFi control module and the cloud server.
According to the control method of the lower air-out fresh air conditioner, the temperature sensor is used for detecting the fresh air temperature, the near-earth temperature and the indoor temperature, and the temperature sensor is used for controlling the lower air-out and the fresh air of the air conditioner, so that the fresh air and warm air control module controls the first heaters and the second heaters in different quantities to heat according to the fresh air temperature, the actual near-earth temperature difference and the actual indoor temperature difference, the indoor air quality is improved, and the problem of low temperature at the bottom of a room is solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
Fig. 1 is a schematic flow chart of a control method of a lower air outlet fresh air conditioner according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a lower air outlet fresh air conditioner provided in an embodiment of the present invention;
fig. 3 is a schematic structural diagram of another lower air outlet fresh air conditioner provided in the embodiment of the present invention;
in the figure, 1, a temperature sensor; 2. a warm air control module; 3. a second heater; 4. a main control module; 5. a cloud server; 6. a mobile phone client; 7. a WiFi control module; 8. a fresh air control module; 9. a first heater; 10. a fresh air motor; 11. a near-earth temperature sensor; 12. an indoor temperature sensor; 14. a fresh air temperature sensor; 15. a carbon dioxide sensor; 16. a warm air motor.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a control method of a lower air-out fresh air conditioner, which is described below by combining with figures 1 and 2 and comprises the following steps:
step S1: and selecting a warm air function and/or a fresh air function according to needs.
Step S2: if the fresh air function is selected, the temperature sensor acquires the fresh air temperature, the number of the first heaters is controlled according to the fresh air temperature, and the number of the first heaters is inversely related to the fresh air temperature.
Step S3: if the warm air function is selected, acquiring an actual ground temperature difference and an actual indoor temperature difference according to the set temperature, the ground temperature and the indoor temperature of the room; controlling a corresponding number of second heaters to heat according to the actual ground temperature difference and the actual indoor temperature difference; the actual ground temperature difference and the actual indoor temperature difference are positively correlated with the number of the second heaters controlled by the warm air control module.
After the user selects the warm air function and the fresh air function, the warm air function and the fresh air function are respectively performed according to respective control logics. The main control module 4 sends a signal to the warm air control module 2, the warm air control module 2 can control all the temperature sensors 1 to simultaneously start measuring the temperature of the room after receiving the signal, each temperature sensor 1 can obtain the ground temperature and the indoor temperature of the room, the actual ground temperature difference is obtained according to the difference value between the set temperature and the ground temperature, and the actual indoor temperature difference is obtained according to the difference value between the set temperature and the indoor temperature. The warm air control module 2 controls the second heaters 3 with corresponding quantity according to the actual ground temperature difference and the actual indoor temperature difference to heat. Meanwhile, the main control module 4 sends a signal to the fresh air control module 8. Fresh air control module 8 received signal back control temperature sensor 1 acquires the fresh air temperature, and fresh air control module 8 adjusts the quantity of first heater 9 according to the fresh air temperature, and the quantity of first heater 9 is negative correlation with the fresh air temperature to heat when introducing the new trend indoor, improve the indoor air quality.
According to the distribution characteristic of the air temperature, when no other factors influence, the air temperature at the lower end of the bottom of the room is reduced from top to bottom in sequence, and the temperature of the whole bottom is kept stable while the temperature of the bottom of the room is prevented from being too low. In the control process, the actual ground temperature difference and the actual indoor temperature difference are positively correlated with the quantity of the second heaters 3 controlled by the warm air control module 2. For example, when the actual ground temperature difference and the actual indoor temperature difference increase, the number of the second heaters 3 that the warm air control module 2 controls to operate increases. When the actual ground temperature difference and the actual indoor temperature difference decrease, the number of the second heaters 3 controlled to operate by the warm air control module 2 decreases.
It should be noted that the lower air outlet fresh air conditioner can be used together with conventional air conditioning equipment. Therefore, in the process of heating control, the lower air outlet fresh air conditioner only needs to ensure the bottom temperature.
According to the control method of the lower air-out fresh air conditioner, the temperature sensor is used for detecting the fresh air temperature, the near-earth temperature and the indoor temperature, and the temperature sensor is used for controlling the lower air-out and the fresh air of the air conditioner, so that the fresh air and warm air control module controls the first heaters and the second heaters in different quantities to heat according to the fresh air temperature, the actual near-earth temperature difference and the actual indoor temperature difference, the indoor air quality is improved, and the problem of low temperature at the bottom of a room is solved.
In this embodiment, as shown in fig. 2, the number of the temperature sensors 1 is at least three, including: a near-earth temperature sensor 11, an indoor temperature sensor 12 and a fresh air temperature sensor 14. The near-earth temperature sensor 11 is used to measure the near-earth temperature. The indoor temperature sensor 12 is used to measure an indoor temperature. The fresh air temperature sensor 14 is used for measuring the temperature of fresh air.
The warm air control module 2 can detect the temperature of a room in the height of 60cm above the ground through the near-ground temperature sensor 11 in standby and starting states, feeds the temperature back to the display screen, prompts temperature values, displays blue when the values are lower than a set temperature, displays green when the values are suitable, and displays red when the values are higher than the set temperature. Meanwhile, the warm air control module 2 can also detect the temperature of the whole indoor through the indoor temperature sensor 12 and feed back the temperature to the display screen to prompt the temperature value, wherein the value is lower than the set temperature to display blue, and the value is suitable to display green and is higher than the set temperature to display red.
In the working process, the near-earth temperature sensor 11 detects the near-earth temperature, and the indoor temperature sensor 12 detects the indoor temperature. And calculating to obtain an actual near-earth temperature difference according to the difference value between the set temperature and the near-earth temperature, and calculating to obtain an actual indoor temperature difference according to the difference value between the set temperature and the indoor temperature. In winter heating process, the indoor temperature is generally larger than or equal to the near-earth temperature, so in the whole process, the actual near-earth temperature difference is larger than or equal to the actual indoor temperature difference.
If the actual temperature difference near the ground is in the first preset temperature interval near the ground, and the actual indoor temperature difference is in the first preset temperature interval indoor, the warm air control module 2 controls the second heater 3 corresponding to the first preset temperature interval near the ground and the first preset temperature interval indoor to heat.
If the actual temperature difference near the ground is in the first preset temperature interval near the ground and the actual indoor temperature difference is in the second preset temperature interval indoor, the warm air control module 2 controls the second heater 3 corresponding to the first preset temperature interval near the ground and the second preset temperature interval indoor to heat.
The upper threshold value of the second indoor preset temperature interval is smaller than the lower threshold value of the first indoor preset temperature interval, and the number of the second heaters 3 corresponding to the second indoor preset temperature interval is smaller than the number of the second heaters 3 corresponding to the first indoor preset temperature interval.
If the actual temperature difference near the ground is in the second preset temperature interval near the ground, and the actual indoor temperature difference is in the second preset temperature interval indoor, the warm air control module 2 controls the second heater 3 corresponding to the second preset temperature interval near the ground and the second preset temperature interval indoor to heat.
The upper threshold of the second near ground preset temperature interval is smaller than the lower threshold of the first near ground preset temperature interval, and the number of the second near ground preset temperature intervals corresponding to the second heaters 3 is smaller than the number of the first near ground preset temperature intervals corresponding to the second heaters 3.
If the actual temperature difference near the ground is in the second preset temperature interval near the ground and the actual indoor temperature difference is in the third preset temperature interval indoor, the warm air control module 2 controls the second heater 3 corresponding to the second preset temperature interval near the ground and the third preset temperature interval indoor to heat.
The upper threshold of the preset temperature interval in the third chamber is smaller than the lower threshold of the preset temperature interval in the second chamber, and the number of the second heaters 3 corresponding to the preset temperature interval in the third chamber is smaller than the number of the second heaters 3 corresponding to the preset temperature interval in the second chamber.
If the actual near-ground temperature difference is within the third near-ground preset temperature interval and the actual indoor temperature difference is within the third indoor preset temperature interval, the warm air control module 2 controls the second heater 3 corresponding to the third near-ground preset temperature interval and the third indoor preset temperature interval to heat.
The upper threshold of the third near-ground preset temperature interval is smaller than the lower threshold of the second near-ground preset temperature interval, and the number of the second heaters 3 corresponding to the third near-ground preset temperature interval is smaller than the number of the second heaters 3 corresponding to the second near-ground preset temperature interval.
If the actual temperature difference near the ground is in the third preset temperature interval near the ground and the actual indoor temperature difference is in the fourth preset temperature interval indoor, the warm air control module 2 controls the second heater 3 corresponding to the third preset temperature interval near the ground and the fourth preset temperature interval indoor to heat.
The upper threshold of the fourth indoor preset temperature interval is smaller than the lower threshold of the third indoor preset temperature interval, and the number of the second heaters 3 corresponding to the fourth indoor preset temperature interval is smaller than the number of the second heaters 3 corresponding to the third indoor preset temperature interval.
If the actual temperature difference near the ground is in the fourth preset temperature interval near the ground and the actual indoor temperature difference is in the fourth preset temperature interval indoor, the warm air control module 2 controls the second heater 3 corresponding to the fourth preset temperature interval near the ground and the fourth preset temperature interval indoor to heat.
The upper threshold of the fourth near preset temperature interval is smaller than the lower threshold of the third near preset temperature interval, and the number of the second heaters 3 corresponding to the fourth near preset temperature interval is smaller than the number of the second heaters 3 corresponding to the third near preset temperature interval.
When the air conditioner is turned on or off, the warm air functions can be operated simultaneously or independently. After the user selects the warm air function, main control module 4 sends a signal to warm air control module 2, and after warm air control module 2 received the signal, all temperature sensors 1 can be controlled to start measuring the temperature in the room simultaneously, and each temperature sensor 1 can acquire the near-earth temperature and the indoor temperature in the room, and according to the difference between the set temperature and the near-earth temperature, the actual near-earth temperature difference is obtained, and according to the difference between the set temperature and the indoor temperature, the actual indoor temperature difference is obtained. The warm air control module 2 controls the second heaters 3 with corresponding quantity according to the actual ground temperature difference and the actual indoor temperature difference to heat.
In a specific embodiment, the near-earth temperature is detected by the near-earth temperature sensor 11, and the indoor temperature is detected by the indoor temperature sensor 12. And calculating to obtain an actual near-earth temperature difference according to the difference value between the set temperature and the near-earth temperature, and calculating to obtain an actual indoor temperature difference according to the difference value between the set temperature and the indoor temperature.
When the set temperature-near-earth temperature is equal to or greater than the actual near-earth temperature difference of 15 ℃, the actual near-earth temperature difference corresponds to 3 second heaters 3. When the set temperature-indoor temperature is equal to or greater than the actual indoor temperature difference of 15 ℃, the actual indoor temperature difference corresponds to 3 second heaters 3. The warm air control module 2 controls the 6 second heaters 3 to heat.
When the actual temperature difference of the near earth is more than or equal to 15 ℃, the actual temperature difference of the near earth corresponds to 3 second heaters 3. When the actual indoor temperature difference is more than or equal to 10 ℃ and less than 15 ℃, the actual indoor temperature difference corresponds to 2 second heaters 3. The warm air control module 2 controls the 5 second heaters 3 to heat.
When the actual near-earth temperature difference is more than or equal to 10 ℃ and less than 15 ℃, the actual near-earth temperature difference corresponds to 2 second heaters 3. When the actual indoor temperature difference is more than or equal to 10 ℃ and less than 15 ℃, the actual indoor temperature difference corresponds to 2 second heaters 3. The warm air control module 2 controls the 4 second heaters 3 to heat.
When the actual near-earth temperature difference is more than or equal to 10 ℃ and less than 15 ℃, the actual near-earth temperature difference corresponds to 2 second heaters 3. When the actual indoor temperature difference is more than or equal to 5 ℃ and less than 10 ℃, the actual indoor temperature difference corresponds to 1 second heater 3. The warm air control module 2 controls the 3 second heaters 3 to heat.
When the actual near-earth temperature difference is more than or equal to 5 ℃ and less than 10 ℃, the actual near-earth temperature difference corresponds to 1 second heater 3. When the actual indoor temperature difference is more than or equal to 5 ℃ and less than 10 ℃, the actual indoor temperature difference corresponds to 1 second heater 3. The warm air control module 2 controls the 2 second heaters 3 to heat.
When the actual near-earth temperature difference is more than or equal to 5 ℃ and less than 10 ℃, the actual near-earth temperature difference corresponds to 1 second heater 3. When the actual indoor temperature difference is more than or equal to 0 ℃ and less than 5 ℃, the actual indoor temperature difference corresponds to 0 second heater 3. The warm air control module 2 controls the 1 second heater 3 to heat.
When the actual near-earth temperature difference is more than or equal to 0 ℃ and less than 5 ℃, the actual near-earth temperature difference corresponds to 0 second heater 3. When the actual indoor temperature difference is more than or equal to 0 ℃ and less than 5 ℃, the actual indoor temperature difference corresponds to 0 second heater 3. The warm air control module 2 controls 0 second heater 3 to heat.
In addition, if the air conditioner has a warm air forced mode, the user can shield the ground temperature sensor 11 and the indoor temperature sensor 12 after selecting them, and the user can manually select the number of the second heaters 3 to be turned on.
The step of controlling the number of the first heaters 9 according to the fresh air temperature specifically comprises: if the fresh air temperature measured by the fresh air temperature sensor 14 is at the fresh air preset temperature, the number of the first heaters 9 is controlled according to the fresh air preset temperature. If the fresh air temperature measured by the fresh air temperature sensor 14 is lower than the fresh air preset temperature, the number of the first heaters 9 is increased. If the fresh air temperature measured by the fresh air temperature sensor 14 is higher than the fresh air preset temperature, the number of the first heaters 9 is reduced.
For example, when the fresh air temperature is less than 0 ℃, the fresh air control module 8 controls to turn on the two first heaters 9. When the fresh air temperature is not less than 0 and less than 10 ℃, the fresh air control module 8 controls to start a first heater 9. When the air temperature is less than or equal to 10 ℃, the fresh air control module 8 controls not to start the first heater 9.
The present invention also provides a lower air-out fresh air conditioner, as shown in fig. 2, the lower air-out fresh air conditioner includes: the air conditioner comprises a main control module 4, a warm air control module 2, a fresh air motor 10, a warm air motor 16, a fresh air control module 8, a plurality of first heaters 9, a plurality of second heaters 3 and a plurality of temperature sensors 1.
The temperature sensor 1, the first heaters 9 and the fresh air motor 10 corresponding to the fresh air control module 8 are all in circuit connection with the main control module 4 through the fresh air control module 8, namely, the fresh air temperature sensor 14, the fresh air motor 10 and all the first heaters 9 are all in circuit connection with the main control module 4 through the fresh air control module 8. Temperature sensor 1 that corresponds with warm air control module 2, each second heater 3 and warm air motor 16 all pass through warm air control module 2 and main control module 4 circuit connection, nearly ground temperature sensor 11 promptly, indoor temperature sensor 12, warm air motor 16 and all second heaters 3 all pass through warm air control module 2 and main control module 4 circuit connection, each temperature sensor 1 is used for detecting new trend temperature respectively, nearly ground temperature and indoor temperature, so that new trend control module 8 control new trend motor 10 starts, the quantity of the new trend temperature control first heater 9 according to temperature sensor 1 measuring, and warm air control module 2 control warm air motor 16 starts, make warm air control module 2 control the second heater 3 that corresponds quantity according to actual near ground difference and actual indoor difference control and heat.
Wherein, the same wind channel of structure sharing that new trend and warm braw correspond, the different gates that new trend motor 10 and warm braw motor 16 control wind channel correspond, when new trend motor 10 opened, when warm braw motor 16 closed, only started the new trend function. When the warm air motor 16 is turned on and the fresh air motor 10 is turned off, only the warm air function is started. When the fresh air motor 10 and the warm air motor 16 are turned on simultaneously, the fresh air function and the warm air function are simultaneously turned on.
The control method of the lower air outlet fresh air conditioner comprises the following steps:
step S1: and selecting a warm air function and/or a fresh air function according to needs.
Step S2: if the fresh air function is selected, the temperature sensor acquires the fresh air temperature, the number of the first heaters is controlled according to the fresh air temperature, and the number of the first heaters is inversely related to the fresh air temperature.
Step S3: if the warm air function is selected, acquiring an actual ground temperature difference and an actual indoor temperature difference according to the set temperature, the ground temperature and the indoor temperature of the room; controlling a corresponding number of second heaters to heat according to the actual ground temperature difference and the actual indoor temperature difference; the actual ground temperature difference and the actual indoor temperature difference are positively correlated with the number of the second heaters controlled by the warm air control module.
After the user selects the warm air function and the fresh air function, the warm air function and the fresh air function are respectively performed according to respective control logics. The main control module 4 sends a signal to the warm air control module 2, the warm air control module 2 can control all the temperature sensors 1 to simultaneously start measuring the temperature of the room after receiving the signal, each temperature sensor 1 can obtain the ground temperature and the indoor temperature of the room, the actual ground temperature difference is obtained according to the difference value between the set temperature and the ground temperature, and the actual indoor temperature difference is obtained according to the difference value between the set temperature and the indoor temperature. The warm air control module 2 controls the second heaters 3 with corresponding quantity according to the actual ground temperature difference and the actual indoor temperature difference to heat. Meanwhile, the main control module 4 sends a signal to the fresh air control module 8. Fresh air control module 8 received signal back control temperature sensor 1 acquires the fresh air temperature, and fresh air control module 8 adjusts the quantity of first heater 9 according to the fresh air temperature, and the quantity of first heater 9 is negative correlation with the fresh air temperature to heat when introducing the new trend indoor, improve the indoor air quality.
According to the distribution characteristic of the air temperature, when no other factors influence, the air temperature at the lower end of the bottom of the room is reduced from top to bottom in sequence, and the temperature of the whole bottom is kept stable while the temperature of the bottom of the room is prevented from being too low. In the control process, the actual ground temperature difference and the actual indoor temperature difference are positively correlated with the quantity of the second heaters 3 controlled by the warm air control module 2. For example, when the actual ground temperature difference and the actual indoor temperature difference increase, the number of the second heaters 3 that the warm air control module 2 controls to operate increases. When the actual ground temperature difference and the actual indoor temperature difference decrease, the number of the second heaters 3 controlled to operate by the warm air control module 2 decreases.
As shown in fig. 3, a carbon dioxide sensor 15 may be added. The carbon dioxide sensor 15 is in circuit connection with the fresh air control module 8. The fresh air control module 8 can control the carbon dioxide sensor 15 to detect the carbon dioxide concentration in a room in standby and starting states and feed back the carbon dioxide concentration to the indicator of the display screen, the value exceeds the set temperature and shows that the brown color shows the heaviness, and the value is lower than the set temperature and shows that the green color shows the suitability.
In addition, as shown in fig. 3, the lower air outlet fresh air conditioner further includes: the system comprises a WiFi control module 7, a mobile phone client 6 and a cloud server 5. The main control module 4 is in communication connection with the mobile phone client 6 through the WiFi control module 7 and the cloud server 5. The fresh air function and the warm air function of the lower air outlet fresh air conditioner can be started through the mobile phone client 6. The temperature sensor 1 can detect the temperature in the height of 80cm at the bottom of the room in the standby and on states, and feeds back the temperature to the mobile phone client 6, wherein the temperature includes a numerical value and prompt colors such as low blue temperature, proper green and high red temperature. The user can select display functions such as warm air and the like through the operation interface of the mobile phone client 6, and the mobile phone client 6 sends a signal to the cloud server 5 to the main control module 4. In addition, this cell-phone customer end 6 is from taking a key setting function, and the back is opened in the user selection, and the warm braw function and the new trend function can be opened automatically to the automatic temperature of judging of lower air-out new trend air conditioner.
According to the lower air-out fresh air conditioner provided by the invention, the temperature sensor is used for detecting the fresh air temperature, the near-ground temperature and the indoor temperature, and the temperature sensor is used for controlling the lower air-out and the fresh air of the air conditioner, so that the fresh air and warm air control module controls the first heaters and the second heaters with different quantities to heat according to the fresh air temperature, the actual near-ground temperature difference and the actual indoor temperature difference, the indoor air quality is improved, and the problem of over-low temperature at the bottom of a room is solved.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A control method of a lower air outlet fresh air conditioner is characterized by comprising the following steps:
selecting a warm air function and/or a fresh air function according to needs;
if the fresh air function is selected, the temperature sensor acquires the fresh air temperature, the number of the first heaters is controlled according to the fresh air temperature, and the number of the first heaters is inversely related to the fresh air temperature;
if the warm air function is selected, acquiring an actual ground temperature difference and an actual indoor temperature difference according to the set temperature, the ground temperature and the indoor temperature of the room; controlling a corresponding number of second heaters to heat according to the actual ground temperature difference and the actual indoor temperature difference; the actual ground temperature difference and the actual indoor temperature difference are positively correlated with the number of the second heaters controlled by the warm air control module.
2. The control method of the lower air outlet fresh air conditioner according to claim 1, wherein the step of controlling the second heaters in corresponding numbers to heat according to the actual ground temperature difference and the actual indoor temperature difference specifically comprises:
if the actual ground temperature difference is in the first ground preset temperature interval and the actual indoor temperature difference is in the first indoor preset temperature interval, the warm air control module controls the second heater corresponding to the first ground preset temperature interval and the first indoor preset temperature interval to heat.
3. The control method of the lower outlet fresh air conditioner according to claim 2, wherein if the actual temperature difference between the ground and the first preset temperature interval and the actual temperature difference between the indoor and the second preset temperature interval, the warm air control module controls the second heater corresponding to the first preset temperature interval and the second preset temperature interval to heat;
the upper limit threshold of the second indoor preset temperature interval is smaller than the lower limit threshold of the first indoor preset temperature interval, and the number of the second heaters corresponding to the second indoor preset temperature interval is smaller than the number of the second heaters corresponding to the first indoor preset temperature interval;
if the actual ground temperature difference is in a second ground preset temperature interval and the actual indoor temperature difference is in a second indoor preset temperature interval, the warm air control module controls a second heater corresponding to the second ground preset temperature interval and the second indoor preset temperature interval to heat;
the upper limit threshold of the second near ground preset temperature interval is smaller than the lower limit threshold of the first near ground preset temperature interval, and the number of the second heaters corresponding to the second near ground preset temperature interval is smaller than the number of the second heaters corresponding to the first near ground preset temperature interval.
4. The control method of the bottom-outlet fresh air conditioner according to claim 3, wherein if the actual temperature difference is within the second preset temperature range, and the actual temperature difference is within the third preset temperature range, the warm air control module controls the second heater corresponding to the second preset temperature range and the third preset temperature range to heat;
the upper threshold of the preset temperature interval in the third chamber is smaller than the lower threshold of the preset temperature interval in the second chamber, and the number of the second heaters corresponding to the preset temperature interval in the third chamber is smaller than the number of the second heaters corresponding to the preset temperature interval in the second chamber;
if the actual near-ground temperature difference is in a third near-ground preset temperature interval and the actual indoor temperature difference is in a third indoor preset temperature interval, the warm air control module controls a second heater corresponding to the third near-ground preset temperature interval and the third indoor preset temperature interval to heat;
the upper limit threshold of the third near ground preset temperature interval is smaller than the lower limit threshold of the second near ground preset temperature interval, and the number of the second heaters corresponding to the third near ground preset temperature interval is smaller than that of the second heaters corresponding to the second near ground preset temperature interval.
5. The control method of the lower outlet fresh air conditioner according to claim 4, wherein if the actual temperature difference between the ground and the third preset temperature interval and the actual temperature difference between the indoor and the fourth preset temperature interval, the warm air control module controls the second heater corresponding to the third preset temperature interval and the fourth preset temperature interval to heat;
the upper limit threshold of the fourth indoor preset temperature interval is smaller than the lower limit threshold of the third indoor preset temperature interval, and the number of the second heaters corresponding to the fourth indoor preset temperature interval is smaller than the number of the second heaters corresponding to the third indoor preset temperature interval.
6. The control method of the lower outlet fresh air conditioner according to claim 5, wherein if the actual temperature difference between the ground and the fourth preset temperature interval is within the fourth preset temperature interval, and the actual temperature difference between the indoor and the fourth preset temperature interval, the warm air control module controls the second heater corresponding to the fourth preset temperature interval and the fourth preset temperature interval to heat;
the upper limit threshold of the fourth near preset temperature interval is smaller than the lower limit threshold of the third near preset temperature interval, and the number of the second heaters corresponding to the fourth near preset temperature interval is smaller than the number of the second heaters corresponding to the third near preset temperature interval.
7. The control method of the lower air-out fresh air conditioner according to any one of claims 1 to 6, wherein the step of controlling the number of the first heaters according to the fresh air temperature specifically comprises:
if the fresh air temperature measured by the fresh air temperature sensor is at the fresh air preset temperature, controlling the number of the first heaters according to the fresh air preset temperature; if the fresh air temperature measured by the fresh air temperature sensor is lower than the fresh air preset temperature, the number of the first heaters is increased; if the fresh air temperature measured by the fresh air temperature sensor is higher than the fresh air preset temperature, the number of the first heaters is reduced.
8. A lower outlet fresh air conditioner for performing the control method according to any one of claims 1 to 7, comprising:
the fresh air heating system comprises a main control module, a warm air control module, a fresh air motor, a warm air motor, a fresh air control module, a plurality of first heaters, a plurality of second heaters and a plurality of temperature sensors;
the temperature sensor corresponding to the fresh air control module, each first heater and the fresh air motor are all connected with the main control module through the fresh air control module, the temperature sensors corresponding to the warm air control module, the second heaters and the warm air motor are all connected with the main control module through the warm air control module, the temperature sensors are respectively used for detecting fresh air temperature, near-earth temperature and indoor temperature so as to enable the fresh air control module to control the fresh air motor to start, according to the fresh air temperature control that temperature sensor measured the quantity of first heater, just warm braw control module control the warm braw motor starts, makes warm braw control module is according to actual ground difference in temperature and the corresponding quantity of actual indoor difference in temperature control the second heater heats.
9. The lower outlet fresh air conditioner according to claim 8, further comprising: a carbon dioxide sensor; the carbon dioxide sensor is connected with the fresh air control module through a circuit.
10. The lower outlet fresh air conditioner according to claim 8, further comprising: the system comprises a WiFi control module, a mobile phone client and a cloud server; the main control module is in communication connection with the mobile phone client through the WiFi control module and the cloud server.
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JP2000257915A (en) * | 1999-03-05 | 2000-09-22 | Taisei Corp | Operating method of air-conditioning system utilizing floor skeleton heat storage |
JP2005061674A (en) * | 2003-08-08 | 2005-03-10 | Hitachi Ltd | Indoor unit for air conditioner |
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JP2000257915A (en) * | 1999-03-05 | 2000-09-22 | Taisei Corp | Operating method of air-conditioning system utilizing floor skeleton heat storage |
JP2005061674A (en) * | 2003-08-08 | 2005-03-10 | Hitachi Ltd | Indoor unit for air conditioner |
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