CN110873443A - Automatic control system - Google Patents
Automatic control system Download PDFInfo
- Publication number
- CN110873443A CN110873443A CN201911176809.9A CN201911176809A CN110873443A CN 110873443 A CN110873443 A CN 110873443A CN 201911176809 A CN201911176809 A CN 201911176809A CN 110873443 A CN110873443 A CN 110873443A
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- CN
- China
- Prior art keywords
- digital controller
- direct digital
- indoor
- air
- fan
- Prior art date
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- Pending
Links
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 50
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 25
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 25
- 238000010438 heat treatment Methods 0.000 claims abstract description 12
- 238000005057 refrigeration Methods 0.000 claims abstract description 10
- 230000003584 silencer Effects 0.000 claims description 24
- 239000000919 ceramic Substances 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000012544 monitoring process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
Images
Classifications
-
- 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
- F24F11/66—Sleep mode
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/54—Control or safety arrangements characterised by user interfaces or communication using one central controller connected to several sub-controllers
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
- F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
-
- 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
- F24F2110/12—Temperature of the outside air
-
- 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
- F24F2110/20—Humidity
-
- 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
- F24F2110/50—Air quality properties
- F24F2110/65—Concentration of specific substances or contaminants
- F24F2110/70—Carbon dioxide
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2130/00—Control inputs relating to environmental factors not covered by group F24F2110/00
- F24F2130/40—Noise
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention relates to the technical field of household appliances, in particular to an automatic control system, which comprises: the system comprises an upper computer, refrigeration equipment, heating equipment, a fan, an indoor temperature and humidity transmitter, an outdoor temperature transmitter, an indoor carbon dioxide concentration transmitter, circulating lamp equipment, a fresh air valve, an exhaust air valve and a return air valve, which are electrically connected with a direct digital controller. The whole system intelligent management and control are safe and convenient to operate and manage, the remote control function can be realized under the condition of network signals, and the comfortable indoor environment is provided for the client, and meanwhile, the client is also provided with excellent intelligent science and technology product experience feeling.
Description
Technical Field
The invention relates to the technical field of household appliances, in particular to an automatic control system.
Background
The existing small spaces such as ball houses, book houses and tents are mostly not provided with fresh air conditioning systems or adopt traditional skylight ventilation and traditional split air conditioners, and ventilation of the small spaces cannot be better realized.
The existing small space is not provided with a fresh air system because the space is too small; or join in marriage the fan, or join in marriage the air conditioner, it is big to have power consumption, the high scheduling problem of noise, moreover in the small-size space in open-air campsite, its noise and vibrations can bring very not good experience for the user, can influence people normal rest, are unfavorable for user's demand.
Disclosure of Invention
In order to solve the technical problem, the invention provides an automatic control system.
The technical problem solved by the invention can be realized by adopting the following technical scheme:
the upper computer is connected with a direct digital controller and is used for receiving the signals collected by the direct digital controller and sending control instructions to the direct digital controller;
the refrigeration equipment is connected with the direct digital controller and is used for air refrigeration under a first control signal of the direct digital controller;
the heating equipment is connected with the direct digital controller and used for heating air under a second control signal of the direct digital controller;
the fan is connected with the direct digital controller and circulates indoor air and outdoor air under the action of the direct digital controller;
the indoor temperature and humidity transmitter is connected with the direct digital controller and monitors indoor temperature and humidity under the action of the direct digital controller;
the outdoor temperature transmitter is connected with the direct digital controller and monitors the outdoor temperature under the action of the direct digital controller;
the indoor carbon dioxide concentration transmitter is connected with the direct digital controller and monitors the indoor carbon dioxide concentration under the action of the direct digital controller;
and the circulating lamp equipment is connected with the direct digital controller, and the direct digital controller controls the circulating lamp equipment to be started according to the signal instruction sent by the upper computer.
Preferably, the system further comprises a fresh air valve connected with the direct digital controller, and the direct digital controller controls the fresh air valve to be opened and closed according to a signal instruction sent by the upper computer.
Preferably, the system also comprises an exhaust air valve which is connected with the direct digital controller, and the direct digital controller controls the exhaust air valve to be opened and closed according to a signal instruction sent by the upper computer.
Preferably, the air return system further comprises an air return valve connected with the direct digital controller, and the direct digital controller controls the air return valve to be opened and closed according to a signal instruction sent by the upper computer.
Preferably, the blower at least comprises a fresh air blower and an exhaust air blower, wherein the fresh air blower is used for introducing fresh air indoors, and the exhaust air blower is used for exhausting indoor air.
Preferably, the fan comprises a direct current brushless fan, a silencer case and a wiring terminal, the silencer case is connected with the direct current brushless fan, a ceramic heater is arranged at the upper end inside the silencer case, and the wiring terminal is used for being connected with the direct digital controller.
Preferably, the fan further comprises an air inlet, a filter screen and an air outlet, the filter screen is fixedly connected with the rear end of the air inlet, the direct-current brushless fan is connected with the filter screen, the air outlet is arranged at the upper end of the silencer case, the silencer case is provided with a silencer, and the silencer is arranged at the interface of the silencer case and the air outlet.
Preferably, a humidity value and a temperature value are preset in the indoor temperature and humidity transmitter, and when the indoor humidity is greater than the preset humidity value, the fresh air fan is turned off, and the exhaust fan is turned off; when the indoor temperature is higher than the preset temperature value, the new fan is started, and when the new fan is not cooled after being started for a preset time, the refrigeration equipment is started, the new fan is closed, and the exhaust fan is closed; when the indoor temperature is lower than the preset temperature value, the heating equipment is started, the fresh air valve is closed, and the return air valve is opened.
Preferably, a carbon dioxide concentration value is arranged in the indoor carbon dioxide concentration transmitter, and when the indoor carbon dioxide concentration is greater than the preset carbon dioxide concentration value, the new fan is started, the new air valve is started, and the return air valve is closed.
Preferably, the upper computer comprises a manual control mode, an automatic control mode and a night sleep mode, and the automatic control system is suitable for a space below 10 square meters.
The beneficial effects are that:
the invention controls the environment in the small space through the intelligent system, provides comfortable indoor environment for customers, and brings excellent experience feeling of intelligent science and technology products for the customers, thereby being safe and convenient to operate and manage.
Drawings
FIG. 1 is a block diagram of an autonomous system according to the present invention;
FIG. 2 is a front view of a fan structure provided by the present invention;
fig. 3 is a top view of the fan structure provided by the present invention.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The invention is further described with reference to the following drawings and specific examples, which are not intended to be limiting.
Referring to fig. 1, the structural block diagram of an autonomous system provided in the present invention includes:
the upper computer 1 is connected with a direct digital controller 2 and used for receiving signals collected by the direct digital controller 2 and sending control instructions to the direct digital controller 2;
the refrigerating equipment 3 is connected with the direct digital controller 2 and is used for refrigerating air under a first control signal of the direct digital controller 2;
the heating equipment 4 is connected with the direct digital controller 2 and is used for heating air under a second control signal of the direct digital controller 2;
the fan is connected with the direct digital controller 2 and circulates indoor air and outdoor air under the action of the direct digital controller 2;
an indoor temperature and humidity transmitter 7 connected with the direct digital controller 2 and used for monitoring indoor temperature and humidity under the action of the direct digital controller 2;
an outdoor temperature transmitter 8 connected with the direct digital controller 2 for monitoring the outdoor temperature under the action of the direct digital controller 2;
an indoor carbon dioxide concentration transmitter 9 connected with the direct digital controller 2 for monitoring the indoor carbon dioxide concentration under the action of the direct digital controller 2;
and the circulating lamp equipment 13 is connected with the direct digital controller 2, and the direct digital controller 2 controls the circulating lamp equipment 13 to be started according to a signal instruction sent by the upper computer 1.
Specifically, the upper computer sends control signals to the indoor temperature and humidity transmitter 7, the outdoor temperature transmitter 8, the indoor carbon dioxide concentration transmitter 9, the refrigeration equipment 3, the heating equipment 4, the fan and the circulating lamp equipment 13 through the direct digital controller 2, so that control of the indoor environment is realized, and the circulating lamp equipment 13 can realize control of light brightness, color and the like according to the control signals.
Further, the fresh air control system further comprises a fresh air valve 10 connected with the direct digital controller 2, and the direct digital controller 2 controls the fresh air valve 10 to be opened and closed according to a signal instruction sent by the upper computer 1.
Further, the air exhaust device also comprises an air exhaust valve 11 which is connected with the direct digital controller 2, and the direct digital controller 2 controls the opening and closing of the air exhaust valve 11 according to a signal instruction sent by the upper computer 1.
Further, the air conditioner also comprises an air return valve 12 which is connected with the direct digital controller 2, and the direct digital controller 2 controls the opening and closing of the air return valve 12 according to a signal instruction sent by the upper computer 1.
Specifically, the fresh air valve 10, the exhaust air valve 11 and the return air valve 12 are used together, so that the ventilation effect of the indoor environment can be better realized.
Further, the blower includes a fresh air blower 5 and a discharge air blower 6, the fresh air blower 5 is used for introducing fresh air indoors, and the discharge air blower 6 is used for discharging indoor air indoors.
Referring to fig. 2-3, the fan structure diagram provided by the present invention includes a dc brushless fan 54, a silencer 55 box, and a connection terminal 53, wherein the silencer box 55 is connected to the dc brushless fan 54, a ceramic heater 56 is disposed at the upper end inside the silencer box 55, and the connection terminal 53 is used for connecting to the direct digital controller 22;
further, the fan further comprises an air inlet 50, a filter screen 53 and an air outlet 51, the filter screen 53 is fixedly connected with the rear end of the air inlet 50, the direct-current brushless fan 54 is connected with the filter screen 53, the air outlet 51 is arranged at the upper end of a silencer cabinet 55, a silencer 57 is arranged on the silencer cabinet 55, and the silencer 57 is arranged at the interface of the silencer cabinet 55 and the air outlet 51.
Specifically, the muffler case 55 is provided with a muffler 57, which can control the noise sound value below 30dB, thereby greatly reducing the influence of noise on the environment.
Furthermore, a humidity value and a temperature value are preset in the indoor temperature and humidity transmitter 7, and when the indoor humidity is greater than the preset humidity value, the new fan 5 is turned off, and the exhaust fan 6 is turned off; when the indoor temperature is higher than a preset temperature value, the new fan 5 is started, and when the new fan 5 is not cooled after being started for a preset time, the refrigeration equipment 3 is started, the new fan 5 is closed, and the exhaust fan 6 is closed; when the indoor temperature is lower than the preset temperature value, the heating equipment 4 is started, the fresh air valve 10 is closed, and the return air valve 12 is opened.
Specifically, a limit value is preset in the indoor temperature and humidity transmitter 7, the indoor temperature and humidity are monitored through a temperature and humidity sensor in the indoor temperature and humidity transmitter 7, when the humidity exceeds the limit value, the fresh air fan 5 is closed or the rotating speed of the fresh air fan 5 is reduced, and the exhaust fan 6 is closed; when the indoor temperature exceeds a preset value, the fresh air fan 5 is started, and when the fresh air fan 5 is not cooled after being started for five minutes, the refrigeration equipment 3 is started to cool the indoor temperature; when the indoor temperature is lower than the preset temperature value, the fresh air valve 10 is closed, the return air valve 12 is opened, the heating equipment 4 is opened, the indoor temperature is heated, and intelligent and effective control and adjustment of the indoor temperature and humidity are achieved.
Furthermore, a carbon dioxide concentration value is arranged in the indoor carbon dioxide concentration transmitter 9, when the indoor carbon dioxide concentration is greater than the preset carbon dioxide concentration value, the new fan 5 is started, the new air valve 10 is started, and the return air valve 12 is closed.
Specifically, a limit value is arranged in the indoor carbon dioxide concentration transmitter 9, the indoor carbon dioxide concentration is monitored through a carbon dioxide concentration sensor in the indoor carbon dioxide concentration transmitter, when the indoor carbon dioxide concentration exceeds the limit value, the fresh air fan 5 is started to supply air at positive pressure and exchange air, fresh air is supplied, and the exhaust fan 6 is not started.
Further, the upper computer 1 comprises a manual control mode, an automatic control mode and a night sleep mode, and the automatic control system is suitable for a space below 10 square meters.
Specifically, the upper computer 1 collects monitoring points of a controlled position, internet of things control is achieved, a webpage can make clear and attractive pictures, and meanwhile, an external network can be introduced to carry out remote network access control.
The automatic control system can well meet the indoor environment control requirement of outdoor small space, can realize indoor environment control through a liquid crystal display terminal, a mobile equipment terminal or voice interaction, and can also realize full-automatic control. The whole system is intelligently managed and controlled, is safe and convenient to operate and manage, and brings excellent intelligent science and technology product experience feeling to the client while providing comfortable indoor environment for the client.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (10)
1. An autonomous system, comprising:
the upper computer is connected with a direct digital controller and is used for receiving the signals collected by the direct digital controller and sending control instructions to the direct digital controller;
the refrigeration equipment is connected with the direct digital controller and is used for air refrigeration under a first control signal of the direct digital controller;
the heating equipment is connected with the direct digital controller and used for heating air under a second control signal of the direct digital controller;
the fan is connected with the direct digital controller and circulates indoor air and outdoor air under the action of the direct digital controller;
the indoor temperature and humidity transmitter is connected with the direct digital controller and monitors indoor temperature and humidity under the action of the direct digital controller;
the outdoor temperature transmitter is connected with the direct digital controller and monitors the outdoor temperature under the action of the direct digital controller;
the indoor carbon dioxide concentration transmitter is connected with the direct digital controller and monitors the indoor carbon dioxide concentration under the action of the direct digital controller;
and the circulating lamp equipment is connected with the direct digital controller, and the direct digital controller controls the circulating lamp equipment to be started according to the signal instruction sent by the upper computer.
2. The automatic control system according to claim 1, further comprising a fresh air valve connected to said direct digital controller, said direct digital controller controlling said fresh air valve to open and close according to a signal command sent from said host computer.
3. The automatic control system according to claim 2, further comprising an exhaust air valve connected to said direct digital controller, said direct digital controller controlling said exhaust air valve to open and close according to a signal command sent from said upper computer.
4. The automatic control system of claim 3, further comprising a return air valve connected to said direct digital controller, wherein said direct digital controller controls said return air valve to open and close according to a signal command sent from said host computer.
5. The autonomous system of claim 4 wherein the fan comprises a fresh air fan for introducing fresh indoor air and an exhaust fan for removing indoor air.
6. The automatic control system of claim 1, wherein said blower comprises a dc brushless blower, a silencer housing, and terminals, said silencer housing is connected to said dc brushless blower, a ceramic heater is mounted on an upper end of an interior of said silencer housing, and said terminals are adapted to be connected to said direct digital controller.
7. The automatic control system according to claim 6, wherein the blower further comprises an air inlet, a filter screen, and an air outlet, the filter screen is fixedly connected to a rear end of the air inlet, the dc brushless blower is connected to the filter screen, the air outlet is disposed at an upper end of the silencer housing, the silencer housing is provided with a silencer, and the silencer is disposed at an interface between the silencer housing and the air outlet.
8. The automatic control system according to claim 5, wherein a humidity value and a temperature value are preset in said indoor temperature and humidity transmitter, and when the indoor humidity is greater than said preset humidity value, said fresh air fan is turned off, and said exhaust fan is turned off; when the indoor temperature is higher than the preset temperature value, the new fan is started, and when the new fan is not cooled after being started for a preset time, the refrigeration equipment is started, the new fan is closed, and the exhaust fan is closed; when the indoor temperature is lower than the preset temperature value, the heating equipment is started, the fresh air valve is closed, and the return air valve is opened.
9. The automatic control system of claim 5, wherein the indoor carbon dioxide concentration transmitter has a carbon dioxide concentration value, and when the indoor carbon dioxide concentration is greater than the predetermined carbon dioxide concentration value, the new blower is turned on, the new air valve is turned on, and the return air valve is turned off.
10. The robotic system as claimed in claim 1, wherein the host computer includes a manual control mode, an automatic control mode, and a night sleep mode, the robotic system being adapted for use in less than 10 square meters of space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911176809.9A CN110873443A (en) | 2019-11-26 | 2019-11-26 | Automatic control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911176809.9A CN110873443A (en) | 2019-11-26 | 2019-11-26 | Automatic control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110873443A true CN110873443A (en) | 2020-03-10 |
Family
ID=69717356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911176809.9A Pending CN110873443A (en) | 2019-11-26 | 2019-11-26 | Automatic control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110873443A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115077000A (en) * | 2022-05-09 | 2022-09-20 | 重庆海尔空调器有限公司 | Air conditioner control method and device, air conditioner and storage medium |
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| CN208312639U (en) * | 2018-04-17 | 2019-01-01 | 广州市赛科自动化控制设备有限公司 | Indoor envirobnmental control system based on DDC controller |
| KR20190018883A (en) * | 2017-08-16 | 2019-02-26 | 엘지전자 주식회사 | ventilator and operating method thereof |
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| CN107131567A (en) * | 2016-02-26 | 2017-09-05 | 大金工业株式会社 | Air cleaning system and its control method |
| CN206387055U (en) * | 2016-09-29 | 2017-08-08 | 北京海思世纪环境科技有限公司 | The new blower fan of console mode with split type enclosing cover |
| KR20190018883A (en) * | 2017-08-16 | 2019-02-26 | 엘지전자 주식회사 | ventilator and operating method thereof |
| CN107990509A (en) * | 2017-11-15 | 2018-05-04 | 珠海格力电器股份有限公司 | Control method of fresh air equipment and fresh air equipment |
| CN208124564U (en) * | 2018-02-11 | 2018-11-20 | 北京云星宇科技服务有限公司 | Tollbooth central control system |
| CN208312639U (en) * | 2018-04-17 | 2019-01-01 | 广州市赛科自动化控制设备有限公司 | Indoor envirobnmental control system based on DDC controller |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115077000A (en) * | 2022-05-09 | 2022-09-20 | 重庆海尔空调器有限公司 | Air conditioner control method and device, air conditioner and storage medium |
| CN115077000B (en) * | 2022-05-09 | 2025-05-23 | 重庆海尔空调器有限公司 | Air conditioner control method and device, air conditioner and storage medium |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200310 |