CN110925951A - Control system of central air conditioner - Google Patents

Control system of central air conditioner Download PDF

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Publication number
CN110925951A
CN110925951A CN201911257844.3A CN201911257844A CN110925951A CN 110925951 A CN110925951 A CN 110925951A CN 201911257844 A CN201911257844 A CN 201911257844A CN 110925951 A CN110925951 A CN 110925951A
Authority
CN
China
Prior art keywords
air
sub
air outlet
controller
control system
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201911257844.3A
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Chinese (zh)
Inventor
赵华杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
XI'AN RANKE INFORMATION TECHNOLOGY Co Ltd
Original Assignee
XI'AN RANKE INFORMATION TECHNOLOGY Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by XI'AN RANKE INFORMATION TECHNOLOGY Co Ltd filed Critical XI'AN RANKE INFORMATION TECHNOLOGY Co Ltd
Priority to CN201911257844.3A priority Critical patent/CN110925951A/en
Publication of CN110925951A publication Critical patent/CN110925951A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/30Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/32Responding to malfunctions or emergencies
    • F24F11/38Failure diagnosis
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/50Control or safety arrangements characterised by user interfaces or communication
    • F24F11/56Remote control
    • F24F11/58Remote control using Internet communication
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/62Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63Electronic processing
    • F24F11/64Electronic processing using pre-stored data
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/70Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/88Electrical aspects, e.g. circuits
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2120/00Control inputs relating to users or occupants
    • F24F2120/10Occupancy
    • F24F2120/12Position of occupants
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Signal Processing (AREA)
  • Biomedical Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

The invention discloses a control system of a central air conditioner, which comprises a central air conditioner body, a ventilation pipeline and an air outlet, wherein a thermal infrared sensor is fixedly arranged above the air outlet in a room and used for sensing whether a person exists in the room; an air treatment device is fixedly arranged at the air outlet and used for improving the quality of air in the room; the air outlet is rotatably connected with a wind shield which is fixedly connected with a driving motor; an air speed sensor is fixedly arranged at the air outlet; the air conditioner also comprises a sub-controller and a sub-control panel for controlling each air outlet, and a main controller and a main control panel for controlling the central air conditioner body, wherein the sub-controllers are connected with the main controller; thermal infrared inductor, air treatment device, driving motor and air velocity transducer equally divide and do not pass through the wire with the sub-controller and be connected, have solved the central air conditioning control system integrated level that exists among the prior art poor, and the maintenance personal that breaks down goes to the investigation and wastes time and energy to and the fixed problem of direction of air outlet.

Description

Control system of central air conditioner
Technical Field
The invention belongs to the technical field of central air conditioners, and relates to a control system of a central air conditioner.
Background
The air conditioner is equipment for regulating and controlling parameters of temperature, humidity, flow rate and the like of ambient air in a building or a structure by manual means, generally comprises cold source and heat source equipment, a cold and hot medium transmission and distribution system, a tail end device and other auxiliary equipment, mainly comprises a refrigeration host, a water pump, a fan and a pipeline system, and the tail end device is responsible for utilizing the cold and hot quantity transmitted and distributed to specifically process the air state so as to enable the air parameters of a target environment to meet requirements. The structure of the air conditioner mainly comprises a compressor, a condenser, an evaporator, a four-way valve, a one-way valve capillary tube assembly and the like.
At present, the air conditioner becomes essential equipment for people to work and live. And at least one compressor is generally included in the air conditioner to compress a driving refrigerant. The central air conditioning system is composed of one or more cold and heat source systems and a plurality of air conditioning systems, and the system is different from the traditional refrigerant type air conditioner, and the air is intensively treated (such as a single machine, VRV) to achieve the comfort requirement. The principle of liquid gasification refrigeration is adopted to provide the required cold energy for the air conditioning system so as to offset the heat load of the indoor environment; the heating system provides the air conditioning system with the required heat to offset the indoor environment cooling and heating load. The refrigeration system is a vital part of the central air-conditioning system, and the type, the operation mode, the structural form and the like of the refrigeration system directly influence the economical efficiency, the high efficiency and the rationality of the central air-conditioning system in operation.
However, the existing central air-conditioning control system has poor integration level and low information coverage rate, can not realize real-time detection of the operation condition of the air-conditioner, and is inconvenient for maintenance personnel to troubleshoot once a fault occurs, thereby wasting time and labor. And the direction of the air outlet of the existing central air conditioner is fixed, especially people who are just in the position of the air outlet in an office often blow the air conditioner, so that the body is easy to feel uncomfortable, the range of temperature regulation is unbalanced due to the fixed direction of the air outlet, and people forget to turn off the air conditioner after work and are very power-consuming.
Disclosure of Invention
The invention aims to provide a control system of a central air conditioner, which solves the problems that the control system of the central air conditioner in the prior art has poor integration level, low information coverage rate, time and labor waste when a maintenance worker goes wrong to troubleshoot, and the direction of an air outlet is fixed.
The technical scheme adopted by the invention is that the control system of the central air conditioner comprises a central air conditioner body, a ventilation pipeline and an air outlet, wherein a thermal infrared sensor is fixedly arranged above the air outlet in a room and used for sensing whether a person exists in the room; an air treatment device is fixedly arranged at the air outlet and used for improving the quality of air in the room; the air outlet is rotatably connected with a wind shield which is fixedly connected with a driving motor; an air speed sensor is fixedly arranged at the air outlet; the air conditioner also comprises a sub-controller and a sub-control panel for controlling each air outlet, and a main controller and a main control panel for controlling the central air conditioner body, wherein the sub-controllers are connected with the main controller; the thermal infrared sensor, the air treatment device, the driving motor and the air speed sensor are respectively connected with the sub-controller through leads.
The invention is also characterized in that:
the air treatment device comprises an anion generator fixedly installed at the air outlet, and the anion generator is connected with the sub-controller through a lead and used for increasing the anion content in the indoor air.
The air treatment device also comprises a timer, and the timer is connected with the sub-controller through a lead and is used for recording the running time of the negative ion generator.
The wind shield is oval, the middle of the wind shield is connected with the air outlet through a rotating shaft in a rotating mode, and one end of the rotating shaft is coaxially connected with a driving motor.
The sub-controllers are wirelessly connected with the master controller.
The sub-controllers are in wireless connection with the master controller through WIFI modules, and the sub-controllers and the master controller are also connected with an intelligent terminal through the WIFI modules.
The invention has the beneficial effects that: the invention solves the problems of poor integration level of a central air-conditioning control system, low information coverage rate, time and labor waste for troubleshooting maintenance personnel and fixed direction of an air outlet in the prior art, adopts a thermal infrared sensor to sense whether a person in a room feeds back to a sub-controller, and avoids wasting electricity if the sub-controller does not control to close the air conditioner for a long time in the room; people can input wind direction information through the sub-control panel, and the sub-controller controls and drives the wind shield to adjust the wind direction; the whole control system is high in integration level, the air conditioner running condition can be comprehensively detected in real time, and once a fault occurs, the air conditioner running condition can be timely detected without being checked by maintenance personnel one by one.
Detailed Description
The invention relates to a control system of a central air conditioner, which comprises a central air conditioner body, a ventilation pipeline and an air outlet, wherein a thermal infrared sensor is fixedly arranged above the air outlet in a room and used for sensing whether a person exists in the room; an air treatment device is fixedly arranged at the air outlet and used for improving the quality of air in the room; the air outlet is rotatably connected with a wind shield which is fixedly connected with a driving motor; an air speed sensor is fixedly arranged at the air outlet; the air conditioner also comprises a sub-controller and a sub-control panel for controlling each air outlet, and a main controller and a main control panel for controlling the central air conditioner body, wherein the sub-controllers are connected with the main controller; the thermal infrared sensor, the air treatment device, the driving motor and the air speed sensor are respectively connected with the sub-controller through leads.
The air treatment device comprises an anion generator fixedly installed at the air outlet, and the anion generator is connected with the sub-controller through a lead and used for increasing the anion content in the indoor air.
The air treatment device also comprises a timer, and the timer is connected with the sub-controller through a lead and is used for recording the running time of the negative ion generator.
The wind shield is oval, the middle of the wind shield is connected with the air outlet through a rotating shaft in a rotating mode, and one end of the rotating shaft is coaxially connected with a driving motor.
The sub-controllers are wirelessly connected with the master controller.
The sub-controllers are in wireless connection with the master controller through WIFI modules, and the sub-controllers and the master controller are also connected with an intelligent terminal through the WIFI modules.
The invention relates to a control system of a central air conditioner, which comprises the following working processes:
the thermal infrared sensor is adopted to sense whether a person in the room feeds back to the sub-controller, if the sub-controller does not control the air conditioner to be closed for a long time, the waste of electricity is avoided; the air treatment device is used for improving the quality of air in the room; the air outlet is rotatably connected with a wind shield, people can input wind direction information through a sub-control panel, and a sub-controller controls and drives the wind shield to adjust the wind direction; the wind speed sensor monitors the wind speed at the wind outlet, and once a fault occurs, the wind speed can be detected in time without the need of checking by maintenance personnel; the sub-controllers are in wireless connection with the master controller, and the sub-controllers and the master controller are also connected with an intelligent terminal through a WIFI module, so that the running state of the air conditioner can be conveniently and remotely monitored in time.
The invention discloses a control system of a central air conditioner, which has the advantages that: the invention solves the problems of poor integration level of a central air-conditioning control system, low information coverage rate, time and labor waste for troubleshooting maintenance personnel and fixed direction of an air outlet in the prior art, adopts a thermal infrared sensor to sense whether a person in a room feeds back to a sub-controller, and avoids wasting electricity if the sub-controller does not control to close the air conditioner for a long time in the room; people can input wind direction information through the sub-control panel, and the sub-controller controls and drives the wind shield to adjust the wind direction; the whole control system is high in integration level, the air conditioner running condition can be comprehensively detected in real time, and once a fault occurs, the air conditioner running condition can be timely detected without being checked by maintenance personnel one by one.

Claims (6)

1. A control system of a central air conditioner comprises a central air conditioner body, a ventilation pipeline and an air outlet, and is characterized in that a thermal infrared sensor is fixedly arranged above the air outlet in a room and used for sensing whether a person exists in the room; an air treatment device is fixedly arranged at the air outlet and used for improving the quality of air in the room; the air outlet is rotatably connected with a wind shield, and the wind shield is fixedly connected with a driving motor; an air speed sensor is fixedly arranged at the air outlet; the air conditioner also comprises a sub-controller and a sub-control panel for controlling each air outlet, and a main controller and a main control panel for controlling the central air conditioner body, wherein the sub-controller is connected with the main controller; the thermal infrared sensor, the air treatment device, the driving motor and the wind speed sensor are respectively connected with the sub-controllers through leads.
2. The control system of claim 1, wherein the air treatment device comprises an anion generator fixedly installed at the air outlet, and the anion generator is connected with the sub-controller through a wire for increasing the anion content in the indoor air.
3. The control system of claim 2, wherein the air treatment device further comprises a timer, and the timer is connected with the sub-controller through a wire and is used for recording the operation time of the anion generator.
4. The control system of claim 1, wherein the wind deflector is elliptical, the wind deflector is rotatably connected to the wind outlet through a rotating shaft, and one end of the rotating shaft is coaxially connected to the driving motor.
5. The control system of claim 1, wherein the sub-controllers are wirelessly connected with the overall controller.
6. The control system of claim 5, wherein the sub-controllers are wirelessly connected with the main controller through a WIFI module, and the sub-controllers and the main controller are connected with the intelligent terminal through the WIFI module.
CN201911257844.3A 2019-12-10 2019-12-10 Control system of central air conditioner Pending CN110925951A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911257844.3A CN110925951A (en) 2019-12-10 2019-12-10 Control system of central air conditioner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911257844.3A CN110925951A (en) 2019-12-10 2019-12-10 Control system of central air conditioner

Publications (1)

Publication Number Publication Date
CN110925951A true CN110925951A (en) 2020-03-27

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CN201911257844.3A Pending CN110925951A (en) 2019-12-10 2019-12-10 Control system of central air conditioner

Country Status (1)

Country Link
CN (1) CN110925951A (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101583830A (en) * 2007-01-17 2009-11-18 大金工业株式会社 Air conditioning blow out panel, air conditioning control system provided with the air conditioning blow out panel and air conditioning control method
JP2010091166A (en) * 2008-10-07 2010-04-22 Panasonic Corp Ventilation device
CN202145039U (en) * 2011-06-29 2012-02-15 罗启培 Automatic energy-saving control system for central air conditioner
CN203336772U (en) * 2013-02-18 2013-12-11 北京威斯汀豪斯科技有限公司 Central air conditioner control device
CN104315625A (en) * 2014-10-20 2015-01-28 中铁建设集团有限公司 Fresh air purification system of central air conditioner
CN106885351A (en) * 2017-04-20 2017-06-23 广东高村空调制造有限公司 A kind of central air-conditioning automation control system
CN207831594U (en) * 2018-02-01 2018-09-07 苏州创爵智能科技有限公司 A kind of smart home central air-conditioning intelligence control device
CN209197081U (en) * 2018-12-14 2019-08-02 武汉世纪人和冷暖工程有限公司 Central air-conditioning energy environment-protecting intelligent centralized control system

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101583830A (en) * 2007-01-17 2009-11-18 大金工业株式会社 Air conditioning blow out panel, air conditioning control system provided with the air conditioning blow out panel and air conditioning control method
JP2010091166A (en) * 2008-10-07 2010-04-22 Panasonic Corp Ventilation device
CN202145039U (en) * 2011-06-29 2012-02-15 罗启培 Automatic energy-saving control system for central air conditioner
CN203336772U (en) * 2013-02-18 2013-12-11 北京威斯汀豪斯科技有限公司 Central air conditioner control device
CN104315625A (en) * 2014-10-20 2015-01-28 中铁建设集团有限公司 Fresh air purification system of central air conditioner
CN106885351A (en) * 2017-04-20 2017-06-23 广东高村空调制造有限公司 A kind of central air-conditioning automation control system
CN207831594U (en) * 2018-02-01 2018-09-07 苏州创爵智能科技有限公司 A kind of smart home central air-conditioning intelligence control device
CN209197081U (en) * 2018-12-14 2019-08-02 武汉世纪人和冷暖工程有限公司 Central air-conditioning energy environment-protecting intelligent centralized control system

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Application publication date: 20200327