CN112984728B - Control method of lower air outlet air conditioner and lower air outlet air conditioner - Google Patents
Control method of lower air outlet air conditioner and lower air outlet air conditioner Download PDFInfo
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- CN112984728B CN112984728B CN202110181840.2A CN202110181840A CN112984728B CN 112984728 B CN112984728 B CN 112984728B CN 202110181840 A CN202110181840 A CN 202110181840A CN 112984728 B CN112984728 B CN 112984728B
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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
- 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
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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
- F24F11/50—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
- F24F11/65—Electronic processing for selecting an operating mode
- F24F11/67—Switching between heating and cooling modes
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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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- Air Conditioning Control Device (AREA)
Abstract
The invention relates to the technical field of air conditioners, and provides a control method of a lower air outlet air conditioner and the lower air outlet air conditioner, wherein the control method comprises the following steps: acquiring an actual ground temperature difference and an actual indoor temperature difference according to the ground temperature and the indoor temperature of the room; controlling the current flowing through the resistance coil 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 current which is controlled by the warm air control module and flows through the resistance coil. According to the control method of the lower air outlet air conditioner, the actual near-ground temperature difference and the actual indoor temperature difference are obtained according to the set temperature, the near-ground temperature and the indoor temperature of the room, and the current flowing through the resistance coil can be controlled according to the actual near-ground temperature difference and the actual indoor temperature difference, so that the heating effect of the heater of the lower air outlet air conditioner is adjusted, and the problem that the temperature of the bottom of the room is too low when the cabinet air conditioner heats in winter 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 air conditioner and the lower air outlet 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 of low temperature at the bottom of a room.
Disclosure of Invention
The embodiment of the invention provides a control method of a lower air outlet air conditioner and the lower air outlet air conditioner, and solves the problem that the temperature of the bottom of a room is too low when a cabinet air conditioner heats in winter.
The embodiment of the invention provides a control method of a lower air outlet air conditioner, which comprises the following steps:
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 the current flowing through the resistance coil 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 current which is controlled by the warm air control module and flows through the resistance coil.
According to the control method of the lower outlet air conditioner provided by one embodiment of the present invention, the step of controlling the current flowing through the resistance coil according to the actual ground temperature difference and the actual indoor temperature difference specifically includes:
if the actual ground-near temperature difference is in the first ground-near preset temperature interval and the actual indoor temperature difference is in the first indoor preset temperature interval, the warm air control module controls the currents corresponding to the first ground-near preset temperature interval and the first indoor preset temperature interval to heat.
According to the control method of the lower outlet air conditioner provided by one embodiment of the invention, if the actual near-earth temperature difference is within the first near-earth preset temperature interval and the actual indoor temperature difference is within the second indoor preset temperature interval, the warm air control module controls the currents corresponding to the first near-earth preset temperature interval and the second indoor preset temperature interval to heat;
The upper limit threshold value of the second indoor preset temperature interval is smaller than the lower limit threshold value of the first indoor preset temperature interval, and the current corresponding to the second indoor preset temperature interval is smaller than the current corresponding to the first indoor preset temperature interval.
According to the control method of the lower outlet air conditioner provided by one embodiment of the invention, if the actual near-earth temperature difference is within the second near-earth preset temperature interval and the actual indoor temperature difference is within the second indoor preset temperature interval, the warm air control module controls the currents corresponding to the second near-earth 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 current corresponding to the second near-ground preset temperature interval is smaller than the current corresponding to the first near-ground preset temperature interval.
According to the control method of the lower outlet air conditioner provided by the embodiment of the invention, if the actual near-earth temperature difference is within the second near-earth preset temperature interval and the actual indoor temperature difference is within the third indoor preset temperature interval, the warm air control module controls the currents corresponding to the second near-earth 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 current corresponding to the preset temperature interval in the third chamber is smaller than the current corresponding to the preset temperature interval in the second chamber.
According to the control method of the lower outlet air conditioner provided by the embodiment of the invention, if the actual near-earth temperature difference is within the third near-earth preset temperature interval and the actual indoor temperature difference is within the third indoor preset temperature interval, the warm air control module controls the currents corresponding to the third near-earth 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 current corresponding to the third near-ground preset temperature interval is smaller than the current corresponding to the second near-ground preset temperature interval.
According to the control method of the lower outlet air conditioner provided by one embodiment of the invention, if the actual near-earth temperature difference is within the third near-earth preset temperature interval and the actual indoor temperature difference is within the fourth indoor preset temperature interval, the warm air control module controls the currents corresponding to the third near-earth preset temperature interval and the fourth indoor preset temperature interval 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 current corresponding to the fourth indoor preset temperature interval is smaller than the current corresponding to the third indoor preset temperature interval.
According to the control method of the lower outlet air conditioner provided by the embodiment of the invention, if the actual near-earth temperature difference is within the fourth near-earth preset temperature interval and the actual indoor temperature difference is within the fourth indoor preset temperature interval, the warm air control module controls the currents corresponding to the fourth near-earth preset temperature interval and the fourth indoor preset temperature interval to heat;
the upper limit threshold of the fourth near-earth preset temperature interval is smaller than the lower limit threshold of the third near-earth preset temperature interval, and the current corresponding to the fourth near-earth preset temperature interval is smaller than the current corresponding to the third near-earth preset temperature interval.
The embodiment of the invention also provides a lower air outlet air conditioner, which comprises: the system comprises a main control module, a warm air control module, a resistance coil, a heater and a plurality of temperature sensors;
the main control module, the heater and the temperature sensors are all in circuit connection with the warm air control module, the temperature sensors are respectively used for detecting the near-earth temperature and the indoor temperature, and the heater is in circuit connection with the warm air control module through the resistance coil, so that the warm air control module controls the current flowing through the resistance coil to heat according to the actual near-earth temperature difference and the actual indoor temperature difference; wherein the actual ground temperature difference and the actual indoor temperature difference are positively correlated with the current flowing through the resistance coil controlled by the warm air control module.
According to an embodiment of the present invention, the lower outlet 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 outlet air conditioner, the actual near-ground temperature difference and the actual indoor temperature difference are obtained according to the set temperature, the near-ground temperature and the indoor temperature of the room, and the current flowing through the resistance coil can be controlled according to the actual near-ground temperature difference and the actual indoor temperature difference, so that the heating effect of the heater of the lower air outlet air conditioner is adjusted, and the problem that the temperature of the bottom of the room is too low when the cabinet air conditioner heats in winter 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 outlet air conditioner according to an embodiment of the present invention;
Fig. 2 is a schematic structural view of a lower outlet air conditioner provided in an embodiment of the present invention;
fig. 3 is a schematic structural view of another lower outlet air conditioner provided in the embodiment of the present invention;
in the figure, 1, a temperature sensor; 11. a near-earth temperature sensor; 12. an indoor temperature sensor; 2. a warm air control module; 3. a heater; 4. a main control module; 5. a cloud server; 6. a mobile phone client; 7. a WiFi control module; 8. and a resistance coil.
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 outlet air conditioner, which is described below by combining with fig. 1 and fig. 2 and comprises the following steps:
Step S1: and acquiring the actual ground temperature difference and the actual indoor temperature difference according to the set temperature, the ground temperature and the indoor temperature of the room.
Step S2: controlling the current flowing through the resistance coil 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 current which is controlled by the warm air control module and flows through the resistance coil.
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 current flowing through the resistance coil 8 (adjusts the resistance of the resistance coil 8) according to the actual ground temperature difference and the actual indoor temperature difference, so that the heating effect of the heater 3 of the lower air outlet air conditioner is adjusted to heat.
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 current magnitude flowing through the resistance coil 8 and controlled by the warm air control module 2. For example, when the actual ground temperature difference and the actual indoor temperature difference increase, the warm air control module 2 controls to decrease the resistance of the resistance coil 8, thereby increasing the current flowing through the resistance coil 8. When the actual near-earth temperature difference and the actual indoor temperature difference decrease, the warm air control module 2 controls to increase the resistance of the resistance coil 8, thereby decreasing the current flowing through the resistance coil 8. And adjusting the heating effect of the heater 3 of the lower air outlet air conditioner to heat.
It should be noted that the lower outlet air conditioner can be used in combination with a conventional air conditioner. Therefore, in the process of heating control, the lower air outlet air conditioner only needs to ensure the bottom temperature.
According to the control method of the lower air outlet air conditioner, the actual near-ground temperature difference and the actual indoor temperature difference are obtained according to the set temperature, the near-ground temperature and the indoor temperature of the room, and the current flowing through the resistance coil can be controlled according to the actual near-ground temperature difference and the actual indoor temperature difference, so that the heating effect of the heater of the lower air outlet air conditioner is adjusted, and the problem that the temperature of the bottom of the room is too low when the cabinet air conditioner heats in winter is solved.
In this embodiment, as shown in fig. 2, the number of the temperature sensors 1 is at least two, and includes: a ground temperature sensor 11 and an indoor temperature sensor 12. 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 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, the indoor temperature is generally greater than or equal to the near-earth temperature, so in the whole process, the actual near-earth temperature difference is greater than or equal to the actual indoor temperature difference.
If the actual ground-near temperature difference is in the first ground-near preset temperature interval, and the actual indoor temperature difference is in the first indoor preset temperature interval, the warm air control module 2 controls the currents corresponding to the first ground-near preset temperature interval and the first indoor preset temperature interval 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 currents corresponding to the first preset temperature interval near the ground and the second preset temperature interval indoor to heat.
The upper limit threshold value of the second indoor preset temperature interval is smaller than the lower limit threshold value of the first indoor preset temperature interval, and the current corresponding to the second indoor preset temperature interval is smaller than the current corresponding to the first indoor preset temperature interval.
If the actual ground-near temperature difference is in the second ground-near preset temperature interval and the actual indoor temperature difference is in the second indoor preset temperature interval, the warm air control module 2 controls the current corresponding to the second ground-near preset temperature interval and the second indoor preset temperature interval 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 current corresponding to the second near-ground preset temperature interval is smaller than the current corresponding to the first near-ground 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 third preset temperature interval indoor, the warm air control module 2 controls the current corresponding to the second preset temperature interval near the ground and the current corresponding to 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 current corresponding to the preset temperature interval in the third chamber is smaller than the current 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 currents 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 current corresponding to the third near-ground preset temperature interval is smaller than the current corresponding to the second near-ground preset temperature interval.
If the actual ground temperature difference is in the third ground preset temperature interval and the actual indoor temperature difference is in the fourth indoor preset temperature interval, the warm air control module 2 controls the currents corresponding to the third 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 current corresponding to the fourth indoor preset temperature interval is smaller than the current 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 current corresponding to the fourth preset temperature interval near the ground and the current corresponding to the fourth preset temperature interval indoor to heat.
The upper limit threshold of the fourth near-earth preset temperature interval is smaller than the lower limit threshold of the third near-earth preset temperature interval, and the current corresponding to the fourth near-earth preset temperature interval is smaller than the current corresponding to the third near-earth 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 current flowing through the resistance coil 8 according to the actual ground temperature difference and the actual indoor temperature difference, so that the heating effect of the heater 3 of the air-out air conditioner is adjusted 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 more than 15 ℃, the current parameter corresponding to the actual near-earth temperature difference is 12A. When the set temperature-indoor temperature is equal to or more than 15 ℃ of the actual indoor temperature difference, the current parameter corresponding to the actual indoor temperature difference is 12A. The warm air control module 2 controls 2 heaters 3 to heat at 12A.
When the actual near-earth temperature difference is more than or equal to 15 ℃, the current parameter corresponding to the actual near-earth temperature difference is 12A. When the actual indoor temperature difference is more than or equal to 10 ℃ and less than 15 ℃, the current parameter corresponding to the actual indoor temperature difference is 8A. The warm air control module 2 controls the 2 heaters 3 to heat one at 12A and the other at 8A.
When the actual near-earth temperature difference is more than or equal to 10 ℃ and less than 15 ℃, the current parameter corresponding to the actual near-earth temperature difference is 8A. When the actual indoor temperature difference is more than or equal to 10 ℃ and less than 15 ℃, the current parameter corresponding to the actual indoor temperature difference is 8A. The warm air control module 2 controls 2 heaters 3 to heat at 8A.
When the actual near-earth temperature difference is more than or equal to 10 ℃ and less than 15 ℃, the current parameter corresponding to the actual near-earth temperature difference is 8A. When the actual indoor temperature difference is more than or equal to 5 ℃ and less than 10 ℃, the current parameter of the actual indoor temperature difference is 4A. The warm air control module 2 controls the 2 heaters 3 to heat one at 8A and the other at 4A.
When the actual near-earth temperature difference is more than or equal to 5 ℃ and less than 10 ℃, the current parameter corresponding to the actual near-earth temperature difference is 4A. When the actual indoor temperature difference is larger than or equal to 5 ℃ and smaller than 10 ℃, the current parameter corresponding to the actual indoor temperature difference is 4A. The warm air control module 2 controls 2 heaters 3 to heat at 4A.
When the actual near-earth temperature difference is more than or equal to 5 ℃ and less than 10 ℃, the current parameter corresponding to the actual near-earth temperature difference is 4A. When the actual indoor temperature difference is larger than or equal to 0 ℃ and smaller than 5 ℃, the current parameter corresponding to the actual indoor temperature difference is 0A. The warm air control module 2 controls 1 heater 3 to heat at 4A.
When the actual near-earth temperature difference is more than or equal to 0 ℃ and less than 5 ℃, the current parameter corresponding to the actual near-earth temperature difference is 0A. When the actual indoor temperature difference is larger than or equal to 0 ℃ and smaller than 5 ℃, the current parameter corresponding to the actual indoor temperature difference is 0A. The warm air control module 2 controls 0 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 the mode, and the user can automatically and manually select the resistance of the resistance coil 8 to adjust the current and the number of the heaters 3 to be turned on.
The present invention also provides a lower outlet air conditioner, as shown in fig. 2, the lower outlet air conditioner includes: the air conditioner comprises a main control module 4, a warm air control module 2, a resistance coil 8, a plurality of heaters 3 and a plurality of temperature sensors 1. The main control module 4 and each temperature sensor 1 are in circuit connection with the warm air control module 2, and each heater 3 is in circuit connection with the warm air control module 2 through the resistance coil 8, so that the warm air control module 2 controls current flowing through the resistance coil 8 to heat according to actual ground temperature difference and actual indoor temperature difference; the actual near-earth temperature difference and the actual indoor temperature difference are positively correlated with the current flowing through the resistance coil 8 controlled by the warm air control module 2.
The control method of the lower air outlet air conditioner comprises the following steps:
step S1: and acquiring the actual ground temperature difference and the actual indoor temperature difference according to the set temperature, the ground temperature and the indoor temperature of the room.
Step S2: controlling the current flowing through the resistance coil according to the actual ground temperature difference and the actual indoor temperature difference; the actual near-earth temperature difference and the actual indoor temperature difference are positively correlated with the current which flows through the resistance coil and is controlled by the warm air control module.
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 current flowing through the resistance coil 8 (adjusts the resistance of the resistance coil 8) according to the actual ground temperature difference and the actual indoor temperature difference, so that the heating effect of the heater 3 of the lower air outlet air conditioner is adjusted to heat.
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 current magnitude flowing through the resistance coil 8 and controlled by the warm air control module 2. For example, when the actual ground temperature difference and the actual indoor temperature difference increase, the warm air control module 2 controls to decrease the resistance of the resistance coil 8, thereby increasing the current flowing through the resistance coil 8. When the actual near-earth temperature difference and the actual indoor temperature difference decrease, the warm air control module 2 controls to increase the resistance of the resistance coil 8, thereby decreasing the current flowing through the resistance coil 8. And adjusting the heating effect of the heater 3 of the lower air outlet air conditioner to heat.
In addition, as shown in fig. 3, the lower outlet 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 warm air function of the lower air outlet air conditioner can be started through the mobile phone client 6. The temperature sensor 1 can detect the temperature in the height of 60cm at the bottom of a room in standby and on states, and feeds back the temperature to the mobile client 6, wherein the temperature comprises a numerical value and prompt colors such as low blue temperature, proper green and high red temperature. The user can select warm air and other display functions 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, the mobile phone client 6 has a one-key setting function, and after the mobile phone client is selected to be started by a user, the lower air outlet air conditioner can automatically judge the indoor temperature and automatically start warm air.
According to the lower air outlet air conditioner provided by the invention, the actual near-ground temperature difference and the actual indoor temperature difference are obtained according to the set temperature, the near-ground temperature and the indoor temperature of the room, and the current flowing through the resistance coil can be controlled according to the actual near-ground temperature difference and the actual indoor temperature difference, so that the heating effect of the heater of the lower air outlet air conditioner is adjusted, and the problem that the temperature of the bottom of the room is too low when the cabinet air conditioner heats in winter is solved.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should 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 air conditioner is characterized by comprising the following steps:
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; the actual ground temperature difference is the difference between the set temperature and the ground temperature; the actual indoor temperature difference is the difference between the set temperature and the indoor temperature;
controlling the current flowing through the resistance coil 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 current which is controlled by the warm air control module and flows through the resistance coil.
2. The method for controlling a bottom-outlet air conditioner according to claim 1, wherein the step of controlling the current flowing through the resistance coil according to the actual ground temperature difference and the actual indoor temperature difference specifically comprises:
If the actual near-ground temperature difference is in the first near-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 currents corresponding to the first near-ground preset temperature interval and the first indoor preset temperature interval to heat.
3. The control method of the lower outlet 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 currents corresponding to the first preset temperature interval and the second preset temperature interval to heat;
the upper limit threshold value of the second indoor preset temperature interval is smaller than the lower limit threshold value of the first indoor preset temperature interval, and the current corresponding to the second indoor preset temperature interval is smaller than the current corresponding to the first indoor preset temperature interval.
4. The control method of the lower outlet air conditioner according to claim 3, wherein if the actual temperature difference is within the second preset temperature interval, and the actual indoor temperature difference is within the second preset temperature interval, the warm air control module controls the current corresponding to the second preset temperature interval and the second preset temperature interval 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 current corresponding to the second near-ground preset temperature interval is smaller than the current corresponding to the first near-ground preset temperature interval.
5. The control method of the lower outlet air conditioner according to claim 4, wherein if the actual temperature difference is within the second preset temperature interval, and the actual temperature difference is within the third preset temperature interval, the warm air control module controls the currents corresponding to the second preset temperature interval and the third preset temperature interval to perform heating;
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 current corresponding to the preset temperature interval in the third chamber is smaller than the current corresponding to the preset temperature interval in the second chamber.
6. The control method of the lower outlet air conditioner according to claim 5, wherein if the actual temperature difference is within a third near-earth preset temperature interval and the actual indoor temperature difference is within a third indoor preset temperature interval, the warm air control module controls the currents corresponding to the third near-earth 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 current corresponding to the third near-ground preset temperature interval is smaller than the current corresponding to the second near-ground preset temperature interval.
7. The control method of the lower outlet air conditioner according to claim 6, 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 currents corresponding to the third preset temperature interval and the fourth preset temperature interval 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 current corresponding to the fourth indoor preset temperature interval is smaller than the current corresponding to the third indoor preset temperature interval.
8. The control method of the lower outlet air conditioner according to claim 7, wherein if the actual temperature difference is within a fourth preset temperature interval, and the actual indoor temperature difference is within a fourth preset temperature interval, the warm air control module controls the current corresponding to the fourth preset temperature interval and the fourth preset temperature interval to heat;
The upper limit threshold of the fourth near-earth preset temperature interval is smaller than the lower limit threshold of the third near-earth preset temperature interval, and the current corresponding to the fourth near-earth preset temperature interval is smaller than the current corresponding to the third near-earth preset temperature interval.
9. A downwind air conditioner for performing the control method of any one of claims 1-8, comprising:
the system comprises a main control module, a warm air control module, a resistance coil, a plurality of heaters and a plurality of temperature sensors;
the main control module and the temperature sensors are in circuit connection with the warm air control module, the temperature sensors are respectively used for detecting the near-earth temperature and the indoor temperature, and the heaters are in circuit connection with the warm air control module through the resistance coils, so that the warm air control module controls the current flowing through the resistance coils to heat according to the actual near-earth temperature difference and the actual indoor temperature difference; wherein the actual ground temperature difference and the actual indoor temperature difference are positively correlated with the current flowing through the resistance coil controlled by the warm air control module.
10. The lower outlet air conditioner of claim 9, 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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| JPS60178234A (en) * | 1984-07-27 | 1985-09-12 | Nishida Tekko Kk | Circulator with vertical duct |
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| TW231335B (en) * | 1991-05-30 | 1994-10-01 | Mitsubishi Electric Machine | Set-point variation device for heater |
| JP5027863B2 (en) * | 2009-11-26 | 2012-09-19 | シャープ株式会社 | Air conditioner |
| CN109564023A (en) * | 2016-08-24 | 2019-04-02 | 三菱电机株式会社 | Air-conditioning device |
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