CN104296321A - Station house central air-conditioning control system and method - Google Patents

Station house central air-conditioning control system and method Download PDF

Info

Publication number
CN104296321A
CN104296321A CN201410549923.2A CN201410549923A CN104296321A CN 104296321 A CN104296321 A CN 104296321A CN 201410549923 A CN201410549923 A CN 201410549923A CN 104296321 A CN104296321 A CN 104296321A
Authority
CN
China
Prior art keywords
air
control
exhaust
monitoring
valve
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.)
Granted
Application number
CN201410549923.2A
Other languages
Chinese (zh)
Other versions
CN104296321B (en
Inventor
翟纯玉
张军
付明
毛虎林
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.)
Chengdu Si Wei Electronic Information Inc Co
Original Assignee
Chengdu Si Wei Electronic Information Inc Co
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 Chengdu Si Wei Electronic Information Inc Co filed Critical Chengdu Si Wei Electronic Information Inc Co
Priority to CN201410549923.2A priority Critical patent/CN104296321B/en
Publication of CN104296321A publication Critical patent/CN104296321A/en
Application granted granted Critical
Publication of CN104296321B publication Critical patent/CN104296321B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • F24F2110/20Humidity
    • 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
    • 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
    • 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
    • F24F11/89Arrangement or mounting of control or safety devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • F24F2110/10Temperature
    • 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

Abstract

The invention discloses a station house central air-conditioning control system and method. The system comprises a central air-conditioning monitoring workstation, a communication network, a fresh air monitoring system, an air delivery and exhaust monitoring system and an air-conditioning monitoring system. The fresh air monitoring system is used for achieving air delivery temperature and humidity automatic control, filter mesh blocking alarming, fresh air unit starting and stopping control and the like; the air delivery and exhaust monitoring system is used for achieving monitoring and control of the running status of an air exhaust unit and an air delivery unit; the air-conditioning monitoring system is used for achieving return air temperature and humidity automatic control, filter mesh blocking alarming, air quality adjustment, air-conditioning unit starting and stopping control and the like; the central air-conditioning monitoring workstation monitors, controls and manages the fresh air monitoring system, the air delivery and exhaust monitoring system and the air-conditioning monitoring system. According to the station house central air-conditioning control system, management centralization of a central air-conditioning control system can be achieved; a fresh air system, an air delivery and exhaust system and an air-conditioning system can be monitored in a visualized mode more efficiently and accurately; repeated construction of monitoring equipment can be avoided, and further effective energy conservation and power saving can be obtained.

Description

A kind of station buildings central air conditioning system and method
Technical field
The present invention relates to a kind of airconditioning control field, particularly a kind of station buildings central air conditioning system and method.
Background technology
Along with the fast development of rail transportation system and improving constantly of people's living standard, no matter be staff or passenger, more and more higher to the requirement of the environment such as traffic, trip, work, rest, safety.In order to meet these demands of people, more in order to improve the safety in production level of railway enterprise, and modern management level, realize energy-saving and cost-reducing target, Along Railway important building, as all kinds of electromechanical equipments of station, MTU depot (institute), office block etc., as electric power, illumination, plumbing, HVAC, Escalator, EPS etc., advanced computer technology, control technology and the communication technology should be adopted, automatic monitoring, control and management are carried out to them, to reach the object of saving the energy, saving manpower, improving level of security and managerial skills.
At present, the energy resource consumption of central air conditioner system accounts for 50% of whole building automation system BAS energy resource consumption, due to ever-increasing energy requirements and the restriction of limited available resources, this needs to improve heating ventilation and air-conditioning technology, needs high efficiency control method to manage station buildings central air conditioning system.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of station buildings central air conditioning system and method are provided, central air conditioning system is made to manage centralization, visualizing monitor controls VMC, air supplying and exhausting system and air-conditioning system more effectively and accurately, avoid the repeated construction of watch-dog, more effectively energy saving.
The object of the invention is to be achieved through the following technical solutions: a kind of station buildings central air conditioning system, it comprises central air-conditioner monitoring work station, communication network, new wind monitoring system, supply and exhaust monitoring system and monitoring air-conditioner, and new wind monitoring system is used for realizing that wind pushing temperature controls automatically, blasting humidity controls automatically, screen pack blocking is reported to the police, new blower fan on off control, interlock protection control and saving-energy operation control; Supply and exhaust monitoring system is for realizing the monitoring and controlling of exhaust blower and pressure fan running status, temporally program opens/stops exhaust blower and pressure fan automatically, open/stop smoke exhaust fan by fire-fighting signal, open/stop exhaust blower and pressure fan by the carbonomonoxide concentration in closed building; Monitoring air-conditioner is used for realizing that return air temperature controls automatically, return air Humidity Automatic Control, screen pack blocking warnings, air quality adjustment, the control of air-conditioner set on off control, interlock protection and saving-energy operation control; Central air-conditioner monitoring work station is monitored new wind monitoring system, supply and exhaust monitoring system and monitoring air-conditioner, control, is managed; Communication network is serial self-healing optical fiber ring network or ring-like self-healing EPA; Central air-conditioner monitoring work station is connected with new wind monitoring system, supply and exhaust monitoring system and monitoring air-conditioner by communication network.
Described new wind monitoring system, supply and exhaust monitoring system and monitoring air-conditioner include intelligent monitoring and controlling device.
Described intelligent monitoring and controlling device comprises rack, switch, monitoring device or optical fiber pigtail box, switch, monitoring device and optical fiber pigtail box are arranged in rack, monitoring device one end is connected with switch by twisted-pair feeder, the monitoring device other end is connected with field apparatus by holding wire, switch is also connected with optical fiber pigtail box by tail optical fiber, and the optical fiber pigtail box other end is connected with higher level's central air-conditioner monitoring work station by trunk cable.
Described monitoring device is direct digital controller DDC, DDC controller is the IQ3 controller with Ethernet interface.
Described monitoring device comprises remote signal module DI, telemetry module AI, remote control module DO and remote regulating modules A O, remote signal module charge of overseeing electric switch, electrical equipment, the duty of plant equipment and ruuning situation, DI is the input of digital remote signals, telemetry module is responsible for the voltage gathering electromechanical equipment, electric current, power, pressure or temperature parameter, AI is the input of analog telemetering signal, remote control module is responsible for the duty controlling electrical equipment and electricapparatus equipment, DO is that digital remote control signal exports, the running parameter of the setting of remote regulating module in charge and adjustment control appliance and canonical parameter, AO is the output of simulation remote regulating signal.
Described new wind monitoring system comprises Fresh air handling units, new wind intelligent supervising device and new wind site monitor, and new wind site monitor is arranged on Fresh air handling units, and new wind supervising device is connected with new wind site monitor and Fresh air handling units.
Described new wind site monitor at least comprises PID controller, air-supply Temperature Humidity Sensor, frost prevention switch, pressure difference switch, fan valve executor, electric control valve and electric steam humidification control valve, PID controller carries out PID arithmetic result according to new wind, return air humiture and humiture setting value, carries out PID control to cold valves, hot water valve and humidifier control valve.
Described new wind intelligent supervising device comprises new wind remote signal module DI, new wind telemetry module AI, new wind remote control module DO and new wind remote regulating modules A O.
Pressure difference switch A, pressure difference switch B, frost prevention switch and electric cabinet that described new wind remote signal module DI is connected with Fresh air handling units connect, and comprise fan operation state, fan switch state, fan trouble, blower fan tripping operation warning and screen pack state surveillance monitor point.
Described new wind remote regulating modules A O is connected with Fresh air handling units tie point electric control valve and electric steam humidification control valve, comprises cold/hot water motor-driven valve regulable control and electric steam humidifier valve regulable control control point.
The air-valve driver that described new wind remote control module DO is connected with Fresh air handling units and electric cabinet connect, and comprise and determine the control of air quantity air-valve and fan switch control control point.
Described supply and exhaust monitoring system comprises supply and exhaust unit, supply and exhaust intelligent monitoring and controlling device and supply and exhaust site monitor, and supply and exhaust site monitor is arranged on supply and exhaust unit, and supply and exhaust supervising device is connected with supply and exhaust site monitor and supply and exhaust unit.
Described supply and exhaust site monitor comprises electric cabinet.
Described supply and exhaust intelligent monitoring and controlling device comprises supply and exhaust remote signal module DI, supply and exhaust telemetry module AI, supply and exhaust remote control module DO and supply and exhaust remote regulating modules A O.
The pressure difference switch that described supply and exhaust remote signal module DI is connected with blowing and discharging fan and electric cabinet connect, and comprise blower fan open/close state, manually automatically/selection and fan trouble alarm monitoring point.
The electric cabinet that described supply and exhaust remote control module DO is connected with blowing and discharging fan connects, and comprises blower fan ON/OFF and controls control point.
Also comprise fire alarm system FAS linkage interface, when receiving FAS fire alarm information, and after confirming, preferentially performing pattern of taking precautions against natural calamities, starting air draft unit.
Described monitoring air-conditioner comprises air-conditioner set, intelligent monitoring of air conditioning device and air-conditioning site monitor, and air-conditioning site monitor is arranged on air-conditioner set, and air conditioning monitoring device is connected with air-conditioning site monitor and air-conditioner set.
Described air-conditioning site monitor at least comprises PID controller, mixed wind-warm syndrome humidity sensor, return air Temperature Humidity Sensor, frost prevention switch, pressure difference switch, pressure sensor, fan valve executor, electric control valve and electronic humidification control valve, PID controller carries out PID arithmetic result according to new wind, return air humiture and humiture setting value, carries out PID control to cold valves, hot water valve and humidifier control valve.
Described intelligent monitoring of air conditioning device comprises air-conditioning remote signal module DI, air-conditioning telemetry module AI, Air Conditioner Remote module DO and air-conditioning remote regulating modules A O.
Air-valve driver, electric control valve, electric steam humidification control valve and wet temperature sensor that described air-conditioning telemetry module AI is connected with air-conditioner set connect, and comprise return air temperature and humidity measurement, new wind-warm syndrome moisture measurement, cold/hot water temperature survey, blasting humidity measures and new wind/return air determines air quantity air-valve measurement control point.
Pressure difference switch, frost prevention switch, electric steam humidification control valve and electric cabinet that described air-conditioning remote signal module DI is connected with air-conditioner set connect, and comprise fan operation state, fan switch state, fan trouble, blower fan tripping operation warning and screen pack state surveillance monitor point.
The air-valve driver that described air-conditioning remote regulating modules A O is connected with air-conditioner set, electric control valve and electric steam humidification control valve connect, and comprise and determine air quantity air-valve regulable control, cold/hot water motor-driven valve regulable control and electric steam humidifier valve regulable control control point.
The electric cabinet that described Air Conditioner Remote module DO is connected with air-conditioner set connects, and comprises fan switch and controls control point.
A kind of station buildings central air-conditioner control method, it comprises Xingfeng capsule step, supply and exhaust rate-determining steps and airconditioning control step.
Described Xingfeng capsule step comprises following one or more sub-step:
(1) wind pushing temperature controls automatically:
During winter, the temperature value according to temperature sensor actual measurement carries out PID arithmetic control to hot water valve aperture automatically, ensures that new blower fan wind pushing temperature reaches the requirement of design temperature;
During summer, the temperature value according to temperature sensor actual measurement carries out PID arithmetic control to cold valves aperture automatically, by the aperture of water adjusting valve, makes wind pushing temperature reach the setting value of user;
(2) blasting humidity controls: the measured value according to humidity sensor carries out PID arithmetic control to humidifier valve automatically, ensures that blasting humidity reaches the humidity set point of user;
(3) screen pack blocking is reported to the police: the excessive alarm of air cleaner two ends pressure reduction, and display and printing are reported to the police on graphic operation station, and points out time of fire alarming;
(4) new blower fan on off control: according to operating schedule and the holiday no collection timetable of setting in advance, the new blower fan of timing start and stop, the programming count new fan operation time, prompting timing carries out maintaining to new blower fan;
(5) interlock protection controls:
After blower fan stops, new wind air door, electric control valve, magnetic valve are closed automatically;
After fan starting, fault alarm when pressure reduction is too low before and after it, and Concatenate shut-down;
When the temperature is too low, carry out anti-frost protection, open hot water valve, close air door, blowing-out machine.
Described supply and exhaust rate-determining steps comprises following one or more sub-step:
(1) temporally program opens/stops pressure fan automatically, has the real-time time controlling functions of any period;
(2) running status and the fault-signal of blowing and discharging fan is monitored, and accumulated running time;
(3) smoke exhaust fan and fire-fighting signal chain, fire signal confirm after, by opened smoke-discharging blower fan;
(4) carbon monoxide CO concentration sensor is set in closed building, send/exhaust blower by the start and stop of monitoring carbon monoxide CO concentration, and the new air door of corresponding unlatching, can reach effectively energy-conservation and ensure air quality;
(5) central station Computer Graphics Display, records various parameter, comprises state, start-stop time, accumulated running time and historical data thereof etc.
Described airconditioning control step comprises following one or more sub-step:
(1) return air temperature controls automatically: during winter, and the return air temperature value according to return air temperature sensor actual measurement carries out PID arithmetic control to hot water valve aperture automatically, ensures that air-conditioner set return air temperature reaches the requirement of design temperature;
During summer, the return air temperature value according to return air temperature sensor actual measurement carries out PID arithmetic control to cold valves aperture automatically, by regulating the aperture of cold valves, makes return air temperature reach the setting value of user;
When transition season, then automatically calculate enthalpy according to the humiture of the new wind of outdoor feeding, and carry out PID arithmetic with the enthalpy of indoor return air, its result will control the aperture of new air-valve, air returning valve, exhaust valve automatically, to reach the effect of automatic adjusting mixed air ratio;
(2) return air humid control: the measured value according to return air humidity sensor carries out PID arithmetic control to humidifier valve automatically, ensures that return air humidity reaches the humidity set point of user;
(3) screen pack blocking is reported to the police: the excessive alarm of air cleaner two ends pressure reduction, and display and printing are reported to the police on graphic operation station, and points out time of fire alarming;
(4) air quality regulates: arrange carbon dioxide measurement point at important place, the concentration according to measured value regulates new wind ratio automatically;
(5) air-conditioner set on off control: according to operating schedule and the holiday no collection timetable of setting in advance, timing start and stop air-conditioner set, the running time of programming count air-conditioner set, prompting timing carries out maintaining to air-conditioner set;
(6) interlock protection controls:
After blower fan stops, new time air draft air door, electric control valve, magnetic valve are closed automatically;
After fan starting, fault alarm when pressure reduction is too low before and after it, and Concatenate shut-down;
When the temperature is too low, carry out anti-frost protection, open hot water valve, close new air door, blowing-out machine, and display alarm on graphic operation station.
It also comprises energy-saving run step, and energy-saving run step comprises following one or more sub-step:
(1) intermittent duty: make equipment rationally interval start and stop, but do not affect amenity degree;
(2) optimum start-up: according to building librarian use situation, open air-conditioning equipment in advance, after night, do not start air-conditioning equipment;
(3) best shutdown: according to building personnel upper and lower class situation, open in advance or stop air-conditioning equipment;
(4) adjust setting value: according to outside air temperature, setting value is adjusted, reduce air-conditioning equipment energy ezpenditure;
(5) night wind: in nice and cool season, be full of building, to save air conditioner energy with new wind at night.
The invention has the beneficial effects as follows: a kind of station buildings central air conditioning system and method, central air conditioning system is made to manage centralization, Monitoring and Controlling VMC, air supplying and exhausting system and air-conditioning system more effectively and accurately, avoid the repeated construction of watch-dog, more effectively energy saving.
Station buildings central air conditioning system completes following function:
(1) each supervising device energy concentrated collection field data, and send data to central air-conditioner monitoring main website;
(2) supervising device accepts the control command of upper central air-conditioner monitoring main website, is distributed to corresponding field controller and performs control task;
(3) provide human-machine interface function, be convenient to operator on duty, tour personnel in local execution monitoring, control task, for attendant provides interactive service;
(4) provide the data-interface with fire alarm system FAS, effectively reduce fire damage.
Accompanying drawing explanation
Fig. 1 is system principle structure chart of the present invention;
Fig. 2 is Intelligent monitoring device cabinet structure chart of the present invention;
Fig. 3 is new wind monitoring system principle assumption diagram of the present invention;
Fig. 4 is supply and exhaust monitoring system principle assumption diagram of the present invention;
Fig. 5 is monitoring air-conditioner principle assumption diagram of the present invention;
Fig. 6 is PID controller theory diagram of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, technical scheme of the present invention is described in further detail, but protection scope of the present invention is not limited to the following stated.
As shown in Figure 1, a kind of station buildings central air conditioning system, it comprises central air-conditioner monitoring work station, communication network, new wind monitoring system, supply and exhaust monitoring system and monitoring air-conditioner, and new wind monitoring system is used for realizing that wind pushing temperature controls automatically, blasting humidity controls automatically, screen pack blocking is reported to the police, new blower fan on off control, interlock protection control and saving-energy operation control; Supply and exhaust monitoring system is for realizing the monitoring and controlling of exhaust blower and pressure fan running status, temporally program opens/stops exhaust blower and pressure fan automatically, open/stop smoke exhaust fan by fire-fighting signal, open/stop exhaust blower and pressure fan by the carbonomonoxide concentration in closed building; Monitoring air-conditioner is used for realizing that return air temperature controls automatically, return air Humidity Automatic Control, screen pack blocking warnings, air quality adjustment, the control of air-conditioner set on off control, interlock protection and saving-energy operation control; Central air-conditioner monitoring work station is monitored new wind monitoring system, supply and exhaust monitoring system and monitoring air-conditioner, control, is managed; Communication network is serial self-healing optical fiber ring network or ring-like self-healing EPA; Central air-conditioner monitoring work station is connected with new wind monitoring system, supply and exhaust monitoring system and monitoring air-conditioner by communication network.
Described new wind monitoring system, supply and exhaust monitoring system and monitoring air-conditioner include intelligent monitoring and controlling device.
As shown in Figure 2, described intelligent monitoring and controlling device comprises rack, switch, monitoring device or optical fiber pigtail box, switch, monitoring device and optical fiber pigtail box are arranged in rack, monitoring device one end is connected with switch by twisted-pair feeder, the monitoring device other end is connected with field apparatus by holding wire, switch is also connected with optical fiber pigtail box by tail optical fiber, and the optical fiber pigtail box other end is connected with higher level's central air-conditioner monitoring work station by trunk cable.
Described monitoring device is direct digital controller DDC, DDC controller is the IQ3 controller with Ethernet interface.
Described monitoring device comprises remote signal module DI, telemetry module AI, remote control module DO and remote regulating modules A O, remote signal module charge of overseeing electric switch, electrical equipment, the duty of plant equipment and ruuning situation, DI is the input of digital remote signals, telemetry module is responsible for the voltage gathering electromechanical equipment, electric current, power, pressure or temperature parameter, AI is the input of analog telemetering signal, remote control module is responsible for the duty controlling electrical equipment and electricapparatus equipment, DO is that digital remote control signal exports, the running parameter of the setting of remote regulating module in charge and adjustment control appliance and canonical parameter, AO is the output of simulation remote regulating signal.
As shown in Figure 3, described new wind monitoring system comprises Fresh air handling units, new wind intelligent supervising device and new wind site monitor, and new wind site monitor is arranged on Fresh air handling units, and new wind supervising device is connected with new wind site monitor and Fresh air handling units.
Described new wind site monitor at least comprises PID controller, air-supply Temperature Humidity Sensor, frost prevention switch, pressure difference switch, fan valve executor, electric control valve and electric steam humidification control valve, PID controller carries out PID arithmetic result according to new wind, return air humiture and humiture setting value, carries out PID control to cold valves, hot water valve and humidifier control valve.
Described new wind intelligent supervising device comprises new wind remote signal module DI, new wind telemetry module AI, new wind remote control module DO and new wind remote regulating modules A O.
Pressure difference switch A, pressure difference switch B, frost prevention switch and electric cabinet that described new wind remote signal module DI is connected with Fresh air handling units connect, and comprise fan operation state, fan switch state, fan trouble, blower fan tripping operation warning and screen pack state surveillance monitor point.
Described new wind remote regulating modules A O is connected with Fresh air handling units tie point electric control valve and electric steam humidification control valve, comprises cold/hot water motor-driven valve regulable control and electric steam humidifier valve regulable control control point.
The air-valve driver that described new wind remote control module DO is connected with Fresh air handling units and electric cabinet connect, and comprise and determine the control of air quantity air-valve and fan switch control control point.
As shown in Figure 4, described supply and exhaust monitoring system comprises supply and exhaust unit, supply and exhaust intelligent monitoring and controlling device and supply and exhaust site monitor, supply and exhaust site monitor is arranged on supply and exhaust unit, and supply and exhaust supervising device is connected with supply and exhaust site monitor and supply and exhaust unit.
Described supply and exhaust site monitor comprises electric cabinet.
Described supply and exhaust intelligent monitoring and controlling device comprises supply and exhaust remote signal module DI, supply and exhaust telemetry module AI, supply and exhaust remote control module DO and supply and exhaust remote regulating modules A O.
The pressure difference switch that described supply and exhaust remote signal module DI is connected with blowing and discharging fan and electric cabinet connect, and comprise blower fan open/close state, manually automatically/selection and fan trouble alarm monitoring point.
The electric cabinet that described supply and exhaust remote control module DO is connected with blowing and discharging fan connects, and comprises blower fan ON/OFF and controls control point.
Also comprise fire alarm system FAS linkage interface, when receiving FAS fire alarm information, and after confirming, preferentially performing pattern of taking precautions against natural calamities, starting air draft unit.
As shown in Figure 5, described monitoring air-conditioner comprises air-conditioner set, intelligent monitoring of air conditioning device and air-conditioning site monitor, and air-conditioning site monitor is arranged on air-conditioner set, and air conditioning monitoring device is connected with air-conditioning site monitor and air-conditioner set.
Described air-conditioning site monitor at least comprises PID controller, mixed wind-warm syndrome humidity sensor, return air Temperature Humidity Sensor, frost prevention switch, pressure difference switch, pressure sensor, fan valve executor, electric control valve and electronic humidification control valve, PID controller carries out PID arithmetic result according to new wind, return air humiture and humiture setting value, carries out PID control to cold valves, hot water valve and humidifier control valve.
Described intelligent monitoring of air conditioning device comprises air-conditioning remote signal module DI, air-conditioning telemetry module AI, Air Conditioner Remote module DO and air-conditioning remote regulating modules A O.
Air-valve driver, electric control valve, electric steam humidification control valve and wet temperature sensor that described air-conditioning telemetry module AI is connected with air-conditioner set connect, and comprise return air temperature and humidity measurement, new wind-warm syndrome moisture measurement, cold/hot water temperature survey, blasting humidity measures and new wind/return air determines air quantity air-valve measurement control point.
Pressure difference switch, frost prevention switch, electric steam humidification control valve and electric cabinet that described air-conditioning remote signal module DI is connected with air-conditioner set connect, and comprise fan operation state, fan switch state, fan trouble, blower fan tripping operation warning and screen pack state surveillance monitor point.
The air-valve driver that described air-conditioning remote regulating modules A O is connected with air-conditioner set, electric control valve and electric steam humidification control valve connect, and comprise and determine air quantity air-valve regulable control, cold/hot water motor-driven valve regulable control and electric steam humidifier valve regulable control control point.
The electric cabinet that described Air Conditioner Remote module DO is connected with air-conditioner set connects, and comprises fan switch and controls control point.
As shown in Figure 6, PID controller (Proportion Integration Differentiation. proportional-integral derivative controller), is made up of proportional unit P, integral unit I and differentiation element D.By the setting of Kp, Ki and Kd tri-parameters.PID controller is mainly applicable to substantially linear and dynamic characteristic time invariant system.
PID controller carries out PID arithmetic result according to new wind, return air humiture and humiture setting value, carries out PID control to cold valves, hot water valve and humidifier control valve.
PID controller is backfeed loop parts common in Industry Control Application.This controller compares the data collected and a reference value, then this difference for calculating new input value, the object of this new input value to allow the data of system reach or remain on reference value.Different with other simple control algorithms, PID controller can adjust input value according to the occurrence rate of historical data and difference, and system can be made so more accurate, more stable.Can be proved by the method for mathematics, when other control methods cause system to have steady state error or process repeatedly, PID backfeed loop but can keeping system stable.
A kind of station buildings central air-conditioner control method, it comprises Xingfeng capsule step, supply and exhaust rate-determining steps and airconditioning control step.
Described Xingfeng capsule step comprises following one or more sub-step:
(1) wind pushing temperature controls automatically:
During winter, the temperature value according to temperature sensor actual measurement carries out PID arithmetic control to hot water valve aperture automatically, ensures that new blower fan wind pushing temperature reaches the requirement of design temperature;
During summer, the temperature value according to temperature sensor actual measurement carries out PID arithmetic control to cold valves aperture automatically, by the aperture of water adjusting valve, makes wind pushing temperature reach the setting value of user;
(2) blasting humidity controls: the measured value according to humidity sensor carries out PID arithmetic control to humidifier valve automatically, ensures that blasting humidity reaches the humidity set point of user;
(3) screen pack blocking is reported to the police: the excessive alarm of air cleaner two ends pressure reduction, and display and printing are reported to the police on graphic operation station, and points out time of fire alarming;
(4) new blower fan on off control: according to operating schedule and the holiday no collection timetable of setting in advance, the new blower fan of timing start and stop, the programming count new fan operation time, prompting timing carries out maintaining to new blower fan;
(5) interlock protection controls:
After blower fan stops, new wind air door, electric control valve, magnetic valve are closed automatically;
After fan starting, fault alarm when pressure reduction is too low before and after it, and Concatenate shut-down;
When the temperature is too low, carry out anti-frost protection, open hot water valve, close air door, blowing-out machine.
Described supply and exhaust rate-determining steps comprises following one or more sub-step:
(1) temporally program opens/stops pressure fan automatically, has the real-time time controlling functions of any period;
(2) running status and the fault-signal of blowing and discharging fan is monitored, and accumulated running time;
(3) smoke exhaust fan and fire-fighting signal chain, fire signal confirm after, by opened smoke-discharging blower fan;
(4) carbon monoxide CO concentration sensor is set in closed building, send/exhaust blower by the start and stop of monitoring carbon monoxide CO concentration, and the new air door of corresponding unlatching, can reach effectively energy-conservation and ensure air quality;
(5) central station Computer Graphics Display, records various parameter, comprises state, start-stop time, accumulated running time and historical data thereof etc.
Described airconditioning control step comprises following one or more sub-step:
(1) return air temperature controls automatically: during winter, and the return air temperature value according to return air temperature sensor actual measurement carries out PID arithmetic control to hot water valve aperture automatically, ensures that air-conditioner set return air temperature reaches the requirement of design temperature;
During summer, the return air temperature value according to return air temperature sensor actual measurement carries out PID arithmetic control to cold valves aperture automatically, by regulating the aperture of cold valves, makes return air temperature reach the setting value of user;
When transition season, then automatically calculate enthalpy according to the humiture of the new wind of outdoor feeding, and carry out PID arithmetic with the enthalpy of indoor return air, its result will control the aperture of new air-valve, air returning valve, exhaust valve automatically, to reach the effect of automatic adjusting mixed air ratio;
(2) return air humid control: the measured value according to return air humidity sensor carries out PID arithmetic control to humidifier valve automatically, ensures that return air humidity reaches the humidity set point of user;
(3) screen pack blocking is reported to the police: the excessive alarm of air cleaner two ends pressure reduction, and display and printing are reported to the police on graphic operation station, and points out time of fire alarming;
(4) air quality regulates: arrange carbon dioxide measurement point at important place, the concentration according to measured value regulates new wind ratio automatically;
(5) air-conditioner set on off control: according to operating schedule and the holiday no collection timetable of setting in advance, timing start and stop air-conditioner set, the running time of programming count air-conditioner set, prompting timing carries out maintaining to air-conditioner set;
(6) interlock protection controls:
After blower fan stops, new time air draft air door, electric control valve, magnetic valve are closed automatically;
After fan starting, fault alarm when pressure reduction is too low before and after it, and Concatenate shut-down;
When the temperature is too low, carry out anti-frost protection, open hot water valve, close new air door, blowing-out machine, and display alarm on graphic operation station.
It also comprises energy-saving run step, and energy-saving run step comprises following one or more sub-step:
(1) intermittent duty: make equipment rationally interval start and stop, but do not affect amenity degree;
(2) optimum start-up: according to building librarian use situation, open air-conditioning equipment in advance, after night, do not start air-conditioning equipment;
(3) best shutdown: according to building personnel upper and lower class situation, open in advance or stop air-conditioning equipment;
(4) adjust setting value: according to outside air temperature, setting value is adjusted, reduce air-conditioning equipment energy ezpenditure;
(5) night wind: in nice and cool season, be full of building, to save air conditioner energy with new wind at night.

Claims (9)

1. a station buildings central air conditioning system, it is characterized in that: it comprises central air-conditioner monitoring work station, communication network, new wind monitoring system, supply and exhaust monitoring system and monitoring air-conditioner, new wind monitoring system is used for realizing that wind pushing temperature controls automatically, blasting humidity controls automatically, screen pack blocking is reported to the police, new blower fan on off control, interlock protection control and saving-energy operation control; Supply and exhaust monitoring system is for realizing the monitoring and controlling of exhaust blower and pressure fan running status, temporally program opens/stops exhaust blower and pressure fan automatically, open/stop smoke exhaust fan by fire-fighting signal, open/stop exhaust blower and pressure fan by the carbonomonoxide concentration in closed building; Monitoring air-conditioner is used for realizing that return air temperature controls automatically, return air Humidity Automatic Control, screen pack blocking warnings, air quality adjustment, the control of air-conditioner set on off control, interlock protection and saving-energy operation control; Central air-conditioner monitoring work station is monitored new wind monitoring system, supply and exhaust monitoring system and monitoring air-conditioner, control, is managed; Communication network is serial self-healing optical fiber ring network or ring-like self-healing EPA; Central air-conditioner monitoring work station is connected with new wind monitoring system, supply and exhaust monitoring system and monitoring air-conditioner by communication network.
2. a kind of station buildings central air conditioning system according to claim 1, is characterized in that: described new wind monitoring system, supply and exhaust monitoring system and monitoring air-conditioner include intelligent monitoring and controlling device;
Described intelligent monitoring and controlling device comprises rack, switch, monitoring device or optical fiber pigtail box, switch, monitoring device and optical fiber pigtail box are arranged in rack, monitoring device one end is connected with switch by twisted-pair feeder, the monitoring device other end is connected with field apparatus by holding wire, switch is also connected with optical fiber pigtail box by tail optical fiber, and the optical fiber pigtail box other end is connected with higher level's central air-conditioner monitoring work station by trunk cable;
Described monitoring device is direct digital controller DDC, DDC controller is the IQ3 controller with Ethernet interface;
Described monitoring device comprises remote signal module DI, telemetry module AI, remote control module DO and remote regulating modules A O, remote signal module charge of overseeing electric switch, electrical equipment, the duty of plant equipment and ruuning situation, DI is the input of digital remote signals, telemetry module is responsible for the voltage gathering electromechanical equipment, electric current, power, pressure or temperature parameter, AI is the input of analog telemetering signal, remote control module is responsible for the duty controlling electrical equipment and electricapparatus equipment, DO is that digital remote control signal exports, the running parameter of the setting of remote regulating module in charge and adjustment control appliance and canonical parameter, AO is the output of simulation remote regulating signal.
3. a kind of station buildings central air conditioning system according to claim 1, it is characterized in that: described new wind monitoring system comprises Fresh air handling units, new wind intelligent supervising device and new wind site monitor, new wind site monitor is arranged on Fresh air handling units, and new wind supervising device is connected with new wind site monitor and Fresh air handling units;
Described new wind site monitor at least comprises PID controller, air-supply Temperature Humidity Sensor, frost prevention switch, pressure difference switch, fan valve executor, electric control valve and electric steam humidification control valve, PID controller carries out PID arithmetic result according to new wind, return air humiture and humiture setting value, carries out PID control to cold valves, hot water valve and humidifier control valve;
Described new wind intelligent supervising device comprises new wind remote signal module DI, new wind telemetry module AI, new wind remote control module DO and new wind remote regulating modules A O;
Pressure difference switch A, pressure difference switch B, frost prevention switch and electric cabinet that described new wind remote signal module DI is connected with Fresh air handling units connect, and comprise fan operation state, fan switch state, fan trouble, blower fan tripping operation warning and screen pack state surveillance monitor point;
Described new wind remote regulating modules A O is connected with Fresh air handling units tie point electric control valve and electric steam humidification control valve, comprises cold/hot water motor-driven valve regulable control and electric steam humidifier valve regulable control control point;
The air-valve driver that described new wind remote control module DO is connected with Fresh air handling units and electric cabinet connect, and comprise and determine the control of air quantity air-valve and fan switch control control point.
4. a kind of station buildings central air conditioning system according to claim 1, it is characterized in that: described supply and exhaust monitoring system comprises supply and exhaust unit, supply and exhaust intelligent monitoring and controlling device and supply and exhaust site monitor, supply and exhaust site monitor is arranged on supply and exhaust unit, and supply and exhaust supervising device is connected with supply and exhaust site monitor and supply and exhaust unit;
Described supply and exhaust site monitor comprises electric cabinet;
Described supply and exhaust intelligent monitoring and controlling device comprises supply and exhaust remote signal module DI, supply and exhaust telemetry module AI, supply and exhaust remote control module DO and supply and exhaust remote regulating modules A O;
The pressure difference switch that described supply and exhaust remote signal module DI is connected with blowing and discharging fan and electric cabinet connect, and comprise blower fan open/close state, manually automatically/selection and fan trouble alarm monitoring point;
The electric cabinet that described supply and exhaust remote control module DO is connected with blowing and discharging fan connects, and comprises blower fan ON/OFF and controls control point;
Also comprise fire alarm system FAS linkage interface, when receiving FAS fire alarm information, and after confirming, preferentially performing pattern of taking precautions against natural calamities, starting air draft unit.
5. a kind of station buildings central air conditioning system according to claim 1, it is characterized in that: described monitoring air-conditioner comprises air-conditioner set, intelligent monitoring of air conditioning device and air-conditioning site monitor, air-conditioning site monitor is arranged on air-conditioner set, and air conditioning monitoring device is connected with air-conditioning site monitor and air-conditioner set;
Described air-conditioning site monitor at least comprises PID controller, mixed wind-warm syndrome humidity sensor, return air Temperature Humidity Sensor, frost prevention switch, pressure difference switch, pressure sensor, fan valve executor, electric control valve and electronic humidification control valve, PID controller carries out PID arithmetic result according to new wind, return air humiture and humiture setting value, carries out PID control to cold valves, hot water valve and humidifier control valve;
Described intelligent monitoring of air conditioning device comprises air-conditioning remote signal module DI, air-conditioning telemetry module AI, Air Conditioner Remote module DO and air-conditioning remote regulating modules A O;
Air-valve driver, electric control valve, electric steam humidification control valve and wet temperature sensor that described air-conditioning telemetry module AI is connected with air-conditioner set connect, and comprise return air temperature and humidity measurement, new wind-warm syndrome moisture measurement, cold/hot water temperature survey, blasting humidity measures and new wind/return air determines air quantity air-valve measurement control point;
Pressure difference switch, frost prevention switch, electric steam humidification control valve and electric cabinet that described air-conditioning remote signal module DI is connected with air-conditioner set connect, and comprise fan operation state, fan switch state, fan trouble, blower fan tripping operation warning and screen pack state surveillance monitor point;
The air-valve driver that described air-conditioning remote regulating modules A O is connected with air-conditioner set, electric control valve and electric steam humidification control valve connect, and comprise and determine air quantity air-valve regulable control, cold/hot water motor-driven valve regulable control and electric steam humidifier valve regulable control control point;
The electric cabinet that described Air Conditioner Remote module DO is connected with air-conditioner set connects, and comprises fan switch and controls control point.
6. a station buildings central air-conditioner control method, is characterized in that: it comprises Xingfeng capsule step, supply and exhaust rate-determining steps and airconditioning control step; Described airconditioning control step comprises following one or more sub-step:
(1) return air temperature controls automatically: during winter, and the return air temperature value according to return air temperature sensor actual measurement carries out PID arithmetic control to hot water valve aperture automatically, ensures that air-conditioner set return air temperature reaches the requirement of design temperature;
During summer, the return air temperature value according to return air temperature sensor actual measurement carries out PID arithmetic control to cold valves aperture automatically, by regulating the aperture of cold valves, makes return air temperature reach the setting value of user;
When transition season, then automatically calculate enthalpy according to the humiture of the new wind of outdoor feeding, and carry out PID arithmetic with the enthalpy of indoor return air, its result will control the aperture of new air-valve, air returning valve, exhaust valve automatically, to reach the effect of automatic adjusting mixed air ratio;
(2) return air humid control: the measured value according to return air humidity sensor carries out PID arithmetic control to humidifier valve automatically, ensures that return air humidity reaches the humidity set point of user;
(3) screen pack blocking is reported to the police: the excessive alarm of air cleaner two ends pressure reduction, and display and printing are reported to the police on graphic operation station, and points out time of fire alarming;
(4) air quality regulates: arrange carbon dioxide measurement point at important place, the concentration according to measured value regulates new wind ratio automatically;
(5) air-conditioner set on off control: according to operating schedule and the holiday no collection timetable of setting in advance, timing start and stop air-conditioner set, the running time of programming count air-conditioner set, prompting timing carries out maintaining to air-conditioner set;
(6) interlock protection controls:
After blower fan stops, new time air draft air door, electric control valve, magnetic valve are closed automatically;
After fan starting, fault alarm when pressure reduction is too low before and after it, and Concatenate shut-down;
When the temperature is too low, carry out anti-frost protection, open hot water valve, close new air door, blowing-out machine, and display alarm on graphic operation station.
7. a kind of station buildings central air-conditioner control method according to claim 6, is characterized in that: described Xingfeng capsule step comprises following one or more sub-step:
(1) wind pushing temperature controls automatically:
During winter, the temperature value according to temperature sensor actual measurement carries out PID arithmetic control to hot water valve aperture automatically, ensures that new blower fan wind pushing temperature reaches the requirement of design temperature;
During summer, the temperature value according to temperature sensor actual measurement carries out PID arithmetic control to cold valves aperture automatically, by the aperture of water adjusting valve, makes wind pushing temperature reach the setting value of user;
(2) blasting humidity controls: the measured value according to humidity sensor carries out PID arithmetic control to humidifier valve automatically, ensures that blasting humidity reaches the humidity set point of user;
(3) screen pack blocking is reported to the police: the excessive alarm of air cleaner two ends pressure reduction, and display and printing are reported to the police on graphic operation station, and points out time of fire alarming;
(4) new blower fan on off control: according to operating schedule and the holiday no collection timetable of setting in advance, the new blower fan of timing start and stop, the programming count new fan operation time, prompting timing carries out maintaining to new blower fan;
(5) interlock protection controls:
After blower fan stops, new wind air door, electric control valve, magnetic valve are closed automatically;
After fan starting, fault alarm when pressure reduction is too low before and after it, and Concatenate shut-down;
When the temperature is too low, carry out anti-frost protection, open hot water valve, close air door, blowing-out machine.
8. a kind of station buildings central air-conditioner control method according to claim 6, is characterized in that: described supply and exhaust rate-determining steps comprises following one or more sub-step:
(1) temporally program opens/stops pressure fan automatically, has the real-time time controlling functions of any period;
(2) running status and the fault-signal of blowing and discharging fan is monitored, and accumulated running time;
(3) smoke exhaust fan and fire-fighting signal chain, fire signal confirm after, by opened smoke-discharging blower fan;
(4) carbon monoxide CO concentration sensor is set in closed building, send/exhaust blower by the start and stop of monitoring carbon monoxide CO concentration, and the new air door of corresponding unlatching, can reach effectively energy-conservation and ensure air quality;
(5) central station Computer Graphics Display, records various parameter, comprises state, start-stop time, accumulated running time and historical data thereof etc.
9. a kind of station buildings central air-conditioner control method according to claim 6, is characterized in that: it also comprises energy-saving run step, and energy-saving run step comprises following one or more sub-step:
(1) intermittent duty: make equipment rationally interval start and stop, but do not affect amenity degree;
(2) optimum start-up: according to building librarian use situation, open air-conditioning equipment in advance, after night, do not start air-conditioning equipment;
(3) best shutdown: according to building personnel upper and lower class situation, open in advance or stop air-conditioning equipment;
(4) adjust setting value: according to outside air temperature, setting value is adjusted, reduce air-conditioning equipment energy ezpenditure;
(5) night wind: in nice and cool season, be full of building, to save air conditioner energy with new wind at night.
CN201410549923.2A 2014-10-17 2014-10-17 Station house central air-conditioning control system and method Active CN104296321B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410549923.2A CN104296321B (en) 2014-10-17 2014-10-17 Station house central air-conditioning control system and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410549923.2A CN104296321B (en) 2014-10-17 2014-10-17 Station house central air-conditioning control system and method

Publications (2)

Publication Number Publication Date
CN104296321A true CN104296321A (en) 2015-01-21
CN104296321B CN104296321B (en) 2017-02-15

Family

ID=52316161

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410549923.2A Active CN104296321B (en) 2014-10-17 2014-10-17 Station house central air-conditioning control system and method

Country Status (1)

Country Link
CN (1) CN104296321B (en)

Cited By (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104633774A (en) * 2015-02-02 2015-05-20 上海嘉成轨道交通安全保障系统股份公司 Air purification system for rail transit platform
CN104827863A (en) * 2015-05-18 2015-08-12 爱唯科环境科技股份有限公司 In-car air purifier with automatic stopping and alarming functions
CN106205008A (en) * 2016-07-27 2016-12-07 广东美的制冷设备有限公司 A kind of fire alarm method, warning system and household electrical appliance
CN106447548A (en) * 2016-09-09 2017-02-22 国家电网公司 Regulation control method for property management system
CN106500187A (en) * 2016-12-13 2017-03-15 秦皇岛首创思泰意达环保科技有限公司 A kind of air Intelligent purifying system and its operation method based on building Natural Circulation wind
CN106524357A (en) * 2016-12-07 2017-03-22 中山路得斯空调有限公司 Intelligent control system of central air conditioner
CN106679099A (en) * 2016-12-28 2017-05-17 杭州裕达自动化科技有限公司 Intelligent electricity-saving control method for terminal fresh air system in central air conditioner monitoring system
CN106895564A (en) * 2017-03-27 2017-06-27 中国科学院广州能源研究所 A kind of station air conditioner control system and method
CN107525235A (en) * 2017-08-17 2017-12-29 珠海福士得冷气工程有限公司 Zhongting and neighboring area air conditioning terminal intelligent control method
CN107940673A (en) * 2017-11-17 2018-04-20 珠海格力电器股份有限公司 Air conditioner inter-linked controlling method, control system and air conditioner
CN109373547A (en) * 2018-11-21 2019-02-22 广州凌智能科技有限公司 A kind of constant temperature air conditioning control system
CN109751730A (en) * 2018-12-19 2019-05-14 广东美的暖通设备有限公司 Control method, system, air conditioner and the storage medium of air conditioner
CN109827283A (en) * 2018-11-05 2019-05-31 浙江中环清新净化设备有限公司 One kind being based on electronically controlled ceiling mounting type fresh air system and control method
CN110454931A (en) * 2018-05-08 2019-11-15 厦门圣诚净化工程有限公司 Air-conditioner control system
CN110578965A (en) * 2019-09-19 2019-12-17 海信(山东)空调有限公司 Air conditioner indoor unit and control method thereof
CN110578964A (en) * 2019-09-19 2019-12-17 海信(山东)空调有限公司 Air conditioner indoor unit and control method thereof
CN110645679A (en) * 2019-10-10 2020-01-03 南京瑞松信息科技有限公司 Central air-conditioning energy-saving control system and method for subway station
CN111179676A (en) * 2019-12-16 2020-05-19 上海海洋大学 Virtual simulation training platform of air supply system
CN112240783A (en) * 2019-07-17 2021-01-19 中国石油化工股份有限公司 Monitoring system and monitoring method for petrochemical laboratory
CN112394697A (en) * 2020-11-24 2021-02-23 中国铁路设计集团有限公司 Railway station building equipment monitoring and energy management system, program and storage medium
CN113028589A (en) * 2021-03-23 2021-06-25 江苏碳元绿色建筑科技有限公司 Anti-freezing control method and control system of double-cold-source fresh air dehumidifier
CN113154579A (en) * 2021-02-04 2021-07-23 苏州爱博斯蒂低碳能源技术有限公司 Air purification, disinfection and epidemic prevention integrated control method for ventilation air-conditioning system
CN115061424A (en) * 2022-08-10 2022-09-16 南京群顶科技有限公司 Method and device for realizing sequential programming model replacing PLC ladder diagram by software

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1719688A1 (en) * 2005-04-28 2006-11-08 Faiveley Transport Leipzig GmbH & Co. KG Data communication system for railway vehicles
CN101737897A (en) * 2008-11-10 2010-06-16 黄逸林 Space environmental temperature and humidity control method and control device thereby
CN201589376U (en) * 2009-12-31 2010-09-22 肖安 Central air-conditioning variable water volume and variable air volume whole group-control energy saving system
CN201965477U (en) * 2011-01-31 2011-09-07 海南义利达高新技术实业有限公司 Comprehensive building information management system
CN102338448A (en) * 2011-08-29 2012-02-01 上海迪普自动化技术有限公司 High-efficiency energy-saving control system for central air conditioner of large-sized supermarket
CN102607143A (en) * 2012-03-22 2012-07-25 李彬 Remote monitoring method and remote monitoring system for air conditioners of base stations
CN102721117A (en) * 2012-07-09 2012-10-10 广西电力工业勘察设计研究院 Special air conditioner and dehumidifier for variable-air supply dew-point temperature-controlled hydropower station, and control method
CN202630297U (en) * 2012-04-13 2012-12-26 武汉裕生智能节能设备有限公司 Intelligent energy-saving control system for combined air conditioner
CN102878635A (en) * 2012-04-13 2013-01-16 武汉裕生智能节能设备有限公司 Intelligent energy-saving control system of combined air conditioner and control program thereof
CN103149895A (en) * 2013-01-31 2013-06-12 北京恒业世纪科技股份有限公司 Building automatic control method
CN103335363A (en) * 2013-05-22 2013-10-02 华中科技大学 Control device and control method for integral centralized air processing system
CN103673220A (en) * 2012-09-25 2014-03-26 天津市亨瑞系统控制工程有限公司 Automatic control system of fresh air unit
CN103941714A (en) * 2014-05-13 2014-07-23 江苏高远电力科技有限公司 Substation environment intelligent control device

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1719688A1 (en) * 2005-04-28 2006-11-08 Faiveley Transport Leipzig GmbH & Co. KG Data communication system for railway vehicles
CN101737897A (en) * 2008-11-10 2010-06-16 黄逸林 Space environmental temperature and humidity control method and control device thereby
CN201589376U (en) * 2009-12-31 2010-09-22 肖安 Central air-conditioning variable water volume and variable air volume whole group-control energy saving system
CN201965477U (en) * 2011-01-31 2011-09-07 海南义利达高新技术实业有限公司 Comprehensive building information management system
CN102338448A (en) * 2011-08-29 2012-02-01 上海迪普自动化技术有限公司 High-efficiency energy-saving control system for central air conditioner of large-sized supermarket
CN102607143A (en) * 2012-03-22 2012-07-25 李彬 Remote monitoring method and remote monitoring system for air conditioners of base stations
CN102878635A (en) * 2012-04-13 2013-01-16 武汉裕生智能节能设备有限公司 Intelligent energy-saving control system of combined air conditioner and control program thereof
CN202630297U (en) * 2012-04-13 2012-12-26 武汉裕生智能节能设备有限公司 Intelligent energy-saving control system for combined air conditioner
CN102721117A (en) * 2012-07-09 2012-10-10 广西电力工业勘察设计研究院 Special air conditioner and dehumidifier for variable-air supply dew-point temperature-controlled hydropower station, and control method
CN103673220A (en) * 2012-09-25 2014-03-26 天津市亨瑞系统控制工程有限公司 Automatic control system of fresh air unit
CN103149895A (en) * 2013-01-31 2013-06-12 北京恒业世纪科技股份有限公司 Building automatic control method
CN103335363A (en) * 2013-05-22 2013-10-02 华中科技大学 Control device and control method for integral centralized air processing system
CN103941714A (en) * 2014-05-13 2014-07-23 江苏高远电力科技有限公司 Substation environment intelligent control device

Cited By (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104633774A (en) * 2015-02-02 2015-05-20 上海嘉成轨道交通安全保障系统股份公司 Air purification system for rail transit platform
CN104827863A (en) * 2015-05-18 2015-08-12 爱唯科环境科技股份有限公司 In-car air purifier with automatic stopping and alarming functions
CN106205008B (en) * 2016-07-27 2018-09-11 广东美的制冷设备有限公司 A kind of fire alarm method, alarm system and household electrical appliance
CN106205008A (en) * 2016-07-27 2016-12-07 广东美的制冷设备有限公司 A kind of fire alarm method, warning system and household electrical appliance
CN106447548A (en) * 2016-09-09 2017-02-22 国家电网公司 Regulation control method for property management system
CN106524357A (en) * 2016-12-07 2017-03-22 中山路得斯空调有限公司 Intelligent control system of central air conditioner
CN106500187A (en) * 2016-12-13 2017-03-15 秦皇岛首创思泰意达环保科技有限公司 A kind of air Intelligent purifying system and its operation method based on building Natural Circulation wind
CN106679099A (en) * 2016-12-28 2017-05-17 杭州裕达自动化科技有限公司 Intelligent electricity-saving control method for terminal fresh air system in central air conditioner monitoring system
CN106895564A (en) * 2017-03-27 2017-06-27 中国科学院广州能源研究所 A kind of station air conditioner control system and method
CN107525235A (en) * 2017-08-17 2017-12-29 珠海福士得冷气工程有限公司 Zhongting and neighboring area air conditioning terminal intelligent control method
CN107525235B (en) * 2017-08-17 2019-08-20 珠海福士得冷气工程有限公司 Zhongting and neighboring area air conditioning terminal intelligent control method
CN107940673A (en) * 2017-11-17 2018-04-20 珠海格力电器股份有限公司 Air conditioner inter-linked controlling method, control system and air conditioner
CN110454931A (en) * 2018-05-08 2019-11-15 厦门圣诚净化工程有限公司 Air-conditioner control system
CN109827283A (en) * 2018-11-05 2019-05-31 浙江中环清新净化设备有限公司 One kind being based on electronically controlled ceiling mounting type fresh air system and control method
CN109373547A (en) * 2018-11-21 2019-02-22 广州凌智能科技有限公司 A kind of constant temperature air conditioning control system
CN109751730A (en) * 2018-12-19 2019-05-14 广东美的暖通设备有限公司 Control method, system, air conditioner and the storage medium of air conditioner
CN112240783A (en) * 2019-07-17 2021-01-19 中国石油化工股份有限公司 Monitoring system and monitoring method for petrochemical laboratory
CN110578965A (en) * 2019-09-19 2019-12-17 海信(山东)空调有限公司 Air conditioner indoor unit and control method thereof
CN110578964A (en) * 2019-09-19 2019-12-17 海信(山东)空调有限公司 Air conditioner indoor unit and control method thereof
CN110645679A (en) * 2019-10-10 2020-01-03 南京瑞松信息科技有限公司 Central air-conditioning energy-saving control system and method for subway station
CN111179676A (en) * 2019-12-16 2020-05-19 上海海洋大学 Virtual simulation training platform of air supply system
CN111179676B (en) * 2019-12-16 2022-04-08 上海海洋大学 Virtual simulation training platform of air supply system
CN112394697A (en) * 2020-11-24 2021-02-23 中国铁路设计集团有限公司 Railway station building equipment monitoring and energy management system, program and storage medium
CN113154579A (en) * 2021-02-04 2021-07-23 苏州爱博斯蒂低碳能源技术有限公司 Air purification, disinfection and epidemic prevention integrated control method for ventilation air-conditioning system
CN113028589A (en) * 2021-03-23 2021-06-25 江苏碳元绿色建筑科技有限公司 Anti-freezing control method and control system of double-cold-source fresh air dehumidifier
CN115061424A (en) * 2022-08-10 2022-09-16 南京群顶科技有限公司 Method and device for realizing sequential programming model replacing PLC ladder diagram by software

Also Published As

Publication number Publication date
CN104296321B (en) 2017-02-15

Similar Documents

Publication Publication Date Title
CN104296321B (en) Station house central air-conditioning control system and method
CN104260763B (en) A kind of railway station comprehensive monitoring system and method for designing
CN105091224B (en) Large public building IAQ adjusting method and system
CN104238533A (en) Railway station building electromechanical device monitoring system
CN201302256Y (en) Textile air conditioner used constant temperature and humidity variable air volume control system
CN104407575B (en) A kind of railway power dispatch automated system
CN102818330A (en) Communication machine room energy saving system
CN206817708U (en) A kind of intelligent O&M environmental control system
CN105157182B (en) Base station heat source intelligent management energy conserving system
CN103163846B (en) Method and device of automatic control of heating and ventilation of transformer substation
CN107045294A (en) A kind of intelligent substation heating ventilation air-conditioning system and its control method
CN202383493U (en) Automatic control device for heating and ventilation of transformer substation
CN203533790U (en) Fuzzy control system of cooling water device of central air conditioner
CN113296564A (en) Intelligent ventilation control method and system for underground powerhouse of hydropower station
CN205942310U (en) Distribution substation robot on duty
CN204787068U (en) Intelligence central air -conditioning system of hotel
CN112665157A (en) Air conditioner fresh air control method
CN202769884U (en) Monitoring unit used for communication base station intelligent fresh-air energy-saving system
CN205263682U (en) Warmhouse booth environment intelligence control system and control terminal thereof
CN111930035A (en) Comprehensive management system and method for indoor electricity utilization
CN210241914U (en) Cinema air conditioner cloud accuse economizer system
CN209543168U (en) A kind of temperature and humidity controlsystem of substation control buildings
CN104267703A (en) Railway electromechanical device monitoring device
CN203101956U (en) Transformer station integration monitoring device
CN110953690A (en) On-site debugging system and method for central air conditioner

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant