CN108121264B - Intelligent electric air valve control system and method applied to urban rail transit - Google Patents
Intelligent electric air valve control system and method applied to urban rail transit Download PDFInfo
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- CN108121264B CN108121264B CN201711432117.7A CN201711432117A CN108121264B CN 108121264 B CN108121264 B CN 108121264B CN 201711432117 A CN201711432117 A CN 201711432117A CN 108121264 B CN108121264 B CN 108121264B
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- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
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Abstract
The invention discloses an intelligent electric air valve control system and method applied to urban rail transit, comprising a line central level monitoring system, a station level controller, an upper monitoring system controller, an intelligent electric air valve control box, an intelligent electric fan control box and a network communication bus, wherein the intelligent electric air valve control box is connected with a network communication bus; the intelligent electric air valve control box is internally provided with an intelligent electric air valve controller, the intelligent electric air valve controller is electrically connected with a plurality of intermediate relays, the intermediate relays are electrically connected with an air valve actuator, the air valve actuator is connected with an electric air valve, and the intelligent electric air valve controller is also in communication connection with a display. The invention can save the number of distribution loops and cables, and has fewer elements and simple wiring in the electric air valve control box, thereby greatly reducing the civil engineering scale of stations, facilitating the realization of air valve energy and electric energy quality management and the operation and maintenance of the air valve.
Description
Technical Field
The invention relates to the technical field of electric air valve control, in particular to an intelligent electric air valve control system and method applied to urban rail transit.
Background
In order to improve the air quality of the urban rail transit underground station and ensure the smoke prevention and discharge function when the rail transit system breaks out a fire, a plurality of fans and air valves are arranged in the rail transit station ventilation air conditioning system and the tunnel ventilation system so as to convey enough fresh air from the ground to the underground, exhaust underground waste gas and smoke generated in the fire disaster are discharged, the normal and safe operation of the urban rail transit is ensured, and the comfort and safety of people are directly influenced by the rail transit ventilation air conditioning system.
At present, the control of the urban rail transit electric air valve can be realized through a large number of cable connections, the cable wiring engineering quantity is large, the difficulty is large, the acquisition and the transmission of related information are required to be improved, and the operation and the maintenance are inconvenient; and the components in the existing electric air valve control box are more, so that the air valve control box is large in size and occupied space, and the civil engineering scale of the station is increased.
Disclosure of Invention
In order to solve the defects of the prior art, the invention provides the intelligent electric air valve control system and the intelligent electric air valve control method applied to urban rail transit, which can save the quantity of air valve distribution circuits and the quantity of cables, have fewer elements in an electric air valve control box, are simple in wiring, can reduce the civil engineering scale of a station, are convenient for information acquisition and transmission, and are convenient for realizing intelligent operation and maintenance of the air valve.
The invention provides an intelligent electric air valve control system applied to urban rail transit, which comprises a line central level monitoring system, a station level controller, an upper monitoring system controller, an intelligent electric air valve control box, an intelligent electric fan control box and a network communication bus, wherein the intelligent electric air valve control box is connected with a network communication bus; the intelligent electric air valve control box is internally provided with an intelligent electric air valve controller, the intelligent electric air valve controller is electrically connected with a plurality of intermediate relays, the intermediate relays are electrically connected with an air valve actuator, the air valve actuator is connected with an electric air valve, and the intelligent electric air valve controller is also in communication connection with a display.
Preferably, the intelligent electric air valve control box is provided with a single-phase alternating current power supply loop, and a loop protection device is arranged on the single-phase alternating current power supply loop.
Preferably, the circuit protection device is a fuse.
Preferably, the number ratio of the intermediate relay to the air valve actuator is 2:1.
Preferably, the intelligent electric air valve controller is provided with an intelligent processor, the intelligent processor is a microprocessor, and the display adopts a touch display control screen.
Preferably, the microprocessor is used for completing calculation of active power, reactive power, power factors, active power, reactive power, harmonic content and the like by collecting system power supply voltage and air valve load current, and realizing energy management and electric energy quality management.
Preferably, the touch display screen displays related power variation curves, and displays operation rules, fault characteristics and statistics of the air valve.
Preferably, the upper monitoring system controller is in communication connection with a station-level controller, the station-level controller is in communication connection with a line central level monitoring system, and the upper monitoring system controller is also in communication connection with the intelligent electric air valve control box and the intelligent electric fan control box.
Preferably, the intelligent electric air valve control box and the intelligent electric fan control box can be electrically interlocked, and the electric interlocking is implemented through communication connection and software.
An intelligent electric air valve control method applied to urban rail transit, which is applied to the intelligent electric air valve control system of any one of claims 1-9, and comprises the following steps:
s1, acquiring a position signal of an electric air valve in place or closed by an intelligent electric air valve controller, outputting a valve opening command and a valve closing command, and driving a corresponding intermediate relay to execute the valve opening command and the valve closing command;
s2, collecting a system power supply voltage signal and a valve load current signal through an intelligent electric valve controller, and calculating data of a valve loop, wherein the data comprise active power, reactive power, power factors, active power, reactive power and harmonic content;
s3, the intelligent electric air valve controller intelligently judges whether the electric air valve fails according to whether the intelligent electric air valve controller receives a position signal of opening and closing the air valve in place; if the air valve fails, the intelligent electric air valve controller outputs an air valve alarm signal to the upper monitoring system controller, and the intelligent electric air valve controller cuts off an operation power supply of the air valve actuator through the intermediate relay;
s4, the upper monitoring system controller receives various mode instructions issued by the central level monitoring system of the line through the station level controller, decomposes the mode instructions, drives the corresponding intelligent electric air valve control box to execute corresponding valve opening and closing instructions, and receives related signals uploaded by the lower intelligent electric air valve control box and the intelligent electric fan control box, so that signal interlocking and transmission of control instructions are realized, and a human-computer interface function is realized;
s5, the intelligent electric air valve controller automatically counts the action times of opening and closing the air valve, and when the action times of the air valve reach a certain value, operators are automatically reminded of overhauling the air valve;
s6, the touch display control screen sends out a control instruction for opening or closing the air valve on site, an air valve running state and an air valve fault signal are displayed, and the upper monitoring system controller and the touch display control screen display the running state and the fault signal of the electric air valve, including the number of the electric air valve, the opening of the electric air valve in place, the closing of the electric air valve in place and the fault state of the electric air valve.
By adopting the preferable scheme, compared with the prior art, the invention has the following advantages:
1. an intelligent air valve controller is arranged in an intelligent air valve control box, and can control a plurality of electric air valves, so that control power supply loops are reduced, and the number of distribution loops and the number of cables are saved.
2. The components in the intelligent electric air valve control box are reduced, wiring is simplified, cost is saved, and control reliability is high; and the intelligent electric air valve control box is small in size, suitable for wall-mounted installation, basically does not occupy the area of equipment rooms, and reduces the civil engineering scale of the station.
3. The intelligent electric air valve control box is arranged on the electric air valve site, and a control cable of the electric air valve is short.
4. The intelligent electric air valve control box and the intelligent electric fan control box are connected with each other through communication lines, the connection is simple, the interlocking of the fan and the electric air valve is realized through communication, an interlocking control cable between the fan and the electric air valve is canceled, and the engineering quantity of cable laying and installation is greatly reduced.
5. The intelligent electric air valve controller and the air valve actuator are connected through the contact of the intermediate relay, and compared with the traditional centralized power distribution and control, the intelligent electric air valve control box is distributed, the intelligent electric air valve controller and the intelligent electric air valve actuator are low in cable number and high in reliability, and are provided with touch display control screens, so that real-time monitoring, operation and maintenance of the air valves and the air fans are facilitated.
6. The intelligent electric air valve controller collects system power supply voltage and air valve load current, calculates active power, reactive power, power factors, active power, reactive power, harmonic content and the like, and achieves energy management and electric energy quality management.
7. The touch display control screen displays related power change curves, and intelligently displays operation data and fault statistics of the air valve.
Drawings
The following describes the embodiments of the present invention in further detail with reference to the drawings.
Fig. 1: the intelligent electric air valve control system is in communication connection with the schematic diagram;
fig. 2: an intelligent electric air valve control box is electrically connected with a schematic diagram;
fig. 3: the control principle of the intelligent electric air valve is shown as a first schematic diagram;
fig. 4: an intelligent electric air valve control principle schematic diagram II;
fig. 5: TKJ wiring schematic diagram of electric air valve actuator;
fig. 6: an intelligent electric air valve control flow chart;
wherein: 1. an intelligent electric air valve controller, 2, an intermediate relay, 3 and an air valve actuator (TKJ),
4. a touch display control screen, 5, an intelligent electric air valve control box, 6, an intelligent electric fan control box,
7. an upper monitoring system controller 8, a power supply loop protector 9, a communication bus 10 and a station level controller,
11. the system comprises a line central level monitoring system 12, a shunt 13, a switch valve motor 14 and a blast gate travel switch.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
The intelligent electric air valve control system applied to urban rail transit as shown in fig. 1 comprises a line central level monitoring system 11, a station level controller 10, an upper monitoring system controller 7, an intelligent electric fan control box 6, a network communication bus 9 and an intelligent electric air valve control box 5.
The intelligent electric air valve controller 1 is arranged in the intelligent electric air valve control box 5, the intelligent electric air valve controller 1 is electrically connected with a plurality of intermediate relays 2, the intermediate relays 2 are electrically connected with an air valve actuator (TKJ) 3, the air valve actuator (TKJ) 3 is connected with an electric air valve, the intelligent electric air valve controller 1 is also in communication connection with a display, and the display adopts a touch display control screen 4.
The intelligent electric air valve control box 5 and the intelligent electric fan control box 6 can be electrically interlocked through communication connection, the upper monitoring system controller 7 is connected to the line central level monitoring system 11 through the communication connection station level controller 10, and the upper monitoring system controller 7 is also in communication connection with the intelligent electric air valve control box 5 and the intelligent electric fan control box 6.
The intelligent electric air valve control box 5 and the intelligent electric fan control box 6 are connected with the upper monitoring system controller 7 through a communication bus 9.
The communication bus 9 is preferably provided with 3 communication branches, including a communication branch m1, a communication branch m2 and a communication branch m3; when the fan and the air valve have the requirement of electric interlocking, the corresponding intelligent electric air valve control box 5 and intelligent electric fan control box 6 are connected to the communication branch line m 1; when the fan and the air valve have no electrical interlocking requirement, the corresponding intelligent electric fan control box 6 is connected to the communication branch line m2, and the corresponding intelligent electric air valve control box 5 is connected to the communication bus m 3.
The upper monitoring system controller 7 can receive various mode instructions issued by the central level monitoring system 11 through the station level controller 10, and can decompose the mode instructions, and drive the corresponding intelligent electric air valve control box 5, intelligent electric fan control box 6 and the like to execute corresponding instructions; the upper monitoring system controller 7 can also receive related signals uploaded by the lower intelligent electric air valve control box 5, the intelligent electric fan control box 6 and the like, so that the transmission of signals and control instructions is realized, and the human-computer interface function is realized.
The intelligent electric air valve control box 5 shown in fig. 2 comprises an intelligent electric air valve controller 1, an intermediate relay 2 and a touch display control screen 4, wherein the intermediate relay 2 is externally connected with an air valve actuator (TKJ) 3 through a wire.
The intelligent electric air valve controller 1 is provided with an intelligent processor, and the intelligent processor adopts a microprocessor, and the microprocessor has the functions of digital input/output DI/DO, analog input/output AI/AO, communication, logic operation, storage and the like.
The intelligent electric air valve controller 1 can receive valve opening and closing instructions issued by the upper monitoring system controller 7, after receiving the valve opening and closing instructions, the air valve controller automatically judges whether the air valve is faulty or not according to whether the air valve is in place or not after a preset delay time, and sends out an air valve fault signal, and the delay time in the process can be adjusted according to actual needs.
For the electric air valve (fan) which is in interlocking control with the fan (air valve), the operation state information of the fan (air valve) sent by the corresponding fan (air valve) controller can be received through the communication branch line m1, so that the electric interlocking with the fan (air valve) is automatically realized, and the electric interlocking function that the fan cannot be started and the interlocking fan cannot be closed when the air valve is not in place is realized. The communication branch line m1 in the communication bus 9 is connected with an intelligent electric air valve control box 5 and an intelligent electric fan control box 6 which are electrically interlocked, and the intelligent electric air valve control box 5 and the intelligent electric fan control box 6 transmit electric interlocking signals of the fan and the air valve through the communication branch line m 1.
The intelligent electric air valve controller 1 is electrically connected with a plurality of intermediate relays 2, the intermediate relays 2 are electrically connected with an air valve actuator (TKJ) 3, and the air valve actuator (TKJ) 3 is connected with an electric air valve; the intelligent electric air valve controller 1 drives an air valve actuator (TKJ) 3 through the intermediate relay 2 to directly control the opening and closing of the corresponding electric air valve.
The touch display control screen 4 can send out a control command for opening or closing the air valve on site, and can display the running state of the air valve and the fault signal of the air valve.
The intelligent electric air valve controller 1 ensures that valve opening and closing instructions are not sent out simultaneously through software interlocking.
The first schematic diagram of the control principle of the intelligent electric AIR valve shown in fig. 3 comprises an intelligent electric AIR valve controller 1, wherein the intelligent electric AIR valve controller 1 is electrically connected with an intermediate relay 2, a system power supply voltage signal is collected through an AIU port of an analog input module of the AIR valve controller 1, an AIR valve load current signal is collected through an AIR port of the analog input module, and data such as active power, reactive power, power factors, active power, reactive power, harmonic content and the like of an AIR valve loop are calculated through the intelligent electric AIR valve controller 1, so that energy management and electric energy quality management of the AIR valve are realized; receiving signals of opening and closing the air valve IN place through IN 11-INn 2 of a digital quantity DI input port of the air valve controller 1; the OUT 11-OUTn 2 of the digital DO output port of the air valve controller 1 outputs valve opening and closing instructions, and the corresponding intermediate relays KA11, KA 12-KAn 1 and KAn2 are driven to execute the valve opening and closing instructions.
The second schematic diagram of the intelligent electric air valve control principle shown in fig. 4 comprises an intelligent electric air valve controller 1, an intermediate relay 2, an air valve actuator (TKJ) 3, a power supply loop protector 8 and a shunt 12.
The intelligent electric air valve control box 5 is provided with a single-phase Alternating Current (AC) 220V power supply loop, a loop protection device 8 is arranged on the single-phase alternating current power supply loop, the loop protection device is a fuse, and the number ratio of the intermediate relay 2 to the air valve actuator (TKJ) 3 is 2:1; the intelligent electric air valve control box 5 is connected with an air valve actuator (TKJ) 3 through a control cable; the intelligent electric air valve controller 1 is universal an open communication port; an intelligent electric air valve control box 5 can control n electric air valves, and n is determined according to engineering actual needs, and is generally 5 to 10.
The wiring schematic diagram of the electric air valve actuator (TKJ) shown in fig. 5 includes an on-off valve motor 13 and an air valve travel switch 14. After the on-off valve motor 13 receives the excitation action of the on-off valve relay KAn1, the normally open contact KAn1 of the on-off valve relay KAn1 is closed, and the (1) (2) coil of the on-off valve motor 13 is excited to drive the air valve to open; after the on-off valve motor 13 receives the excitation action of the on-off valve relay KAn2, the normally open contact KAn2 of the on-off valve relay KAn2 is closed, and the (2) (3) coil of the on-off valve motor 13 is excited to drive the air valve to be closed; after the air valve is opened IN place or closed IN place, the air valve travel switch 14 sends out an air valve opening IN place or air valve closing IN place signal which is connected to IN 11-INn 2 of the digital quantity DI input port of the intelligent electric air valve controller 1 through a cable.
As shown in the intelligent electric air valve control flow chart of fig. 6, the air valve controller 1 collects the position signal and the system voltage of the air valve and the load current signal of the air valve, calculates the data of the active power, the reactive power, the power factor, the active power, the reactive power, the harmonic content and the like of the air valve loop and stores the related information.
After receiving an instruction of opening or closing the electric air valve, the intelligent electric air valve controller 1 controls the intermediate relay 2 to open or close the electric air valve; meanwhile, the intelligent electric air valve controller 1 receives the position signals of the electric air valve when the electric air valve is in place and closed, and the timer counts the time delay and intelligently judges whether the electric air valve has faults according to whether the position signals of the electric air valve when the electric air valve is in place and closed are received or not; if the air valve fails, the intelligent electric air valve controller 1 outputs an air valve alarm signal to the upper monitoring system controller 7, and the intelligent electric air valve controller 1 cuts off an operation power supply of the air valve actuator (TKJ) 3 through the intermediate relay 2, so that the air valve actuator 3 is ensured to be in a safe working mode of short-time electrification.
The intelligent electric air valve controller 1 immediately sends out an instruction after receiving a signal that an electric air valve is in place or closed, and the air valve actuator (TKJ) 3 is cut off from an operation power supply through the intermediate relay 2, so that the air valve actuator 3 is ensured to be in a safe working mode of short-time electrification.
The intelligent electric air valve controller 1 automatically counts the action times of the air valve, and automatically reminds operators of overhauling the air valve when the action times of the air valve reach a certain value; the upper monitoring system controller 7 and the touch display control screen 4 can display the running state and fault signals of the electric air valve, including the number of the electric air valve, the electric air valve is opened in place, the electric air valve is closed in place, the fault state of the electric air valve and the like, so that operators can conveniently patrol and overhaul.
Based on the intelligent electric air valve control system, the invention also provides an intelligent electric air valve control method applied to urban rail transit, which comprises the following steps:
s1, acquiring position signals of the electric air valve IN place or IN place through IN 11-INn 2 of a digital DI input port of the intelligent electric air valve controller 1, outputting valve opening and closing instructions through OUT 11-OUTn 2 of a digital DO output port of the intelligent electric air valve controller 1, and driving corresponding intermediate relays KA11, KA 12-KAn 1 and KAn2 to execute the valve opening and closing instructions.
S2, collecting a system power supply voltage signal through an AIU port of an analog quantity input module of the intelligent electric AIR valve controller 1, collecting an AIR valve load current signal through an AIR port of the analog quantity input module, and calculating data such as active power, reactive power, power factors, active power, reactive power, harmonic content and the like of an AIR valve loop through the intelligent electric AIR valve controller 1 to realize energy management and electric energy quality management of the AIR valve;
s3, after receiving an instruction of opening or closing the electric air valve, the intelligent electric air valve controller 1 controls the intermediate relay 2 to open or close the electric air valve; meanwhile, the intelligent electric air valve controller 1 receives the position signals of the electric air valve when the electric air valve is in place and closed, and the timer counts the time delay and intelligently judges whether the electric air valve has faults according to whether the position signals of the electric air valve when the electric air valve is in place and closed are received or not; if the air valve fails, the intelligent electric air valve controller 1 outputs an air valve alarm signal to the upper monitoring system controller 7, and the intelligent electric air valve controller 1 cuts off an operation power supply of the air valve actuator (TKJ) 3 through the intermediate relay 2, so that the air valve actuator 3 is ensured to be in a safe working mode of short-time electrification.
S4, after the switching valve motor 13 receives excitation action of the intermediate relay KAn1 for opening the valve, the normally open contact KAn1 of the valve opening relay KAn1 is closed, and the coils (1) and (2) of the switching valve motor 13 are excited to drive the air valve to open; after the on-off valve motor 13 receives the excitation action of the on-off valve relay KAn2, the normally open contact KAn2 of the on-off valve relay KAn2 is closed, and the (2) (3) coil of the on-off valve motor 13 is excited to drive the air valve to be closed; the damper travel switch 14 sends out a damper on-position signal or a damper off-position signal after the damper is on-position or the damper is off-position.
S5, the upper monitoring system controller 7 receives various mode instructions issued by the line central level monitoring system 11 through the station level controller 10, decomposes the mode instructions and drives the corresponding intelligent electric air valve control box 5 to execute corresponding valve opening and closing instructions.
S6, the touch display control screen 4 can send out a control instruction for opening or closing the air valve on site, and the air valve running state and the air valve fault signal are displayed.
S7, the upper monitoring system controller 7 receives related signals uploaded by the lower intelligent electric air valve control box 5, the intelligent electric fan control box 6 and the like, so that the transmission of signals, interlocking and control instructions is realized, and the human-computer interface function is realized.
S8, the intelligent electric air valve controller 1 automatically counts the action times of the air valve, and when the action times of the air valve reach a certain value, operators are automatically reminded of overhauling the air valve; the upper monitoring system controller 7 and the touch display control screen 4 display the running state and fault signals of the electric air valve, including the number of the electric air valve, the electric air valve is opened in place, the electric air valve is closed in place, the fault state of the electric air valve and the like, so that operators can conveniently patrol and overhaul.
The present invention is not limited to the preferred embodiments, and any modifications, equivalent variations and modifications made to the above embodiments according to the technical principles of the present invention are within the scope of the technical proposal of the present invention.
Claims (9)
1. An intelligent electric air valve control system applied to urban rail transit comprises a line central level monitoring system, a station level controller, an upper monitoring system controller, an intelligent electric air valve control box, an intelligent electric fan control box and a network communication bus; the intelligent electric air valve control box is characterized in that an intelligent electric air valve controller is arranged in the intelligent electric air valve control box and is electrically connected with a plurality of intermediate relays, the intermediate relays are electrically connected with an air valve actuator, the air valve actuator is connected with an electric air valve, and the intelligent electric air valve controller is also in communication connection with a display;
the control steps of the intelligent electric air valve control system comprise:
s1, acquiring a position signal of an electric air valve in place or closed by an intelligent electric air valve controller, outputting a valve opening command and a valve closing command, and driving a corresponding intermediate relay to execute the valve opening command and the valve closing command;
s2, collecting a system power supply voltage signal and a valve load current signal through an intelligent electric valve controller, and calculating data of a valve loop, wherein the data comprise active power, reactive power, power factors, active power, reactive power and harmonic content;
s3, the intelligent electric air valve controller intelligently judges whether the electric air valve fails according to whether the intelligent electric air valve controller receives a position signal of opening and closing the air valve in place; if the air valve fails, the intelligent electric air valve controller outputs an air valve alarm signal to the upper monitoring system controller, and the intelligent electric air valve controller cuts off an operation power supply of the air valve actuator through the intermediate relay;
s4, the upper monitoring system controller receives various mode instructions issued by the central level monitoring system of the line through the station level controller, decomposes the mode instructions, drives the corresponding intelligent electric air valve control box to execute corresponding valve opening and closing instructions, and receives related signals uploaded by the lower intelligent electric air valve control box and the intelligent electric fan control box, so that signal interlocking and transmission of control instructions are realized, and a human-computer interface function is realized;
s5, the intelligent electric air valve controller automatically counts the action times of opening and closing the air valve, and when the action times of the air valve reach a certain value, operators are automatically reminded of overhauling the air valve;
s6, the touch display control screen sends out a control instruction for opening or closing the air valve on site, an air valve running state and an air valve fault signal are displayed, and the upper monitoring system controller and the touch display control screen display the running state and the fault signal of the electric air valve, including the number of the electric air valve, the opening of the electric air valve in place, the closing of the electric air valve in place and the fault state of the electric air valve.
2. The intelligent electric air valve control system applied to urban rail transit according to claim 1, wherein the intelligent electric air valve control box is provided with a single-phase alternating current power supply loop, and a loop protection device is arranged on the single-phase alternating current power supply loop.
3. The intelligent electric damper control system for urban rail transit according to claim 2, wherein the circuit protection device is a fuse.
4. The intelligent electric damper control system for urban rail transit according to claim 1, wherein the number ratio of the intermediate relay to the damper actuator is 2:1.
5. The intelligent electric air valve control system applied to urban rail transit according to claim 1, wherein the intelligent electric air valve controller is provided with an intelligent processor, the intelligent processor is a microprocessor, and the display adopts a touch display control screen.
6. The intelligent electric air valve control system applied to urban rail transit according to claim 5, wherein the microprocessor is used for achieving active power, reactive power, power factors, active power level, reactive power level and harmonic content calculation through collecting system power supply voltage and air valve load current, and achieving energy management and electric energy quality management.
7. The intelligent electric air valve control system applied to urban rail transit according to claim 5, wherein the touch display control screen displays related electric variation curves, and displays operation rules, fault characteristics and statistics of the air valve.
8. The intelligent electric air valve control system applied to urban rail transit according to claim 1, wherein the upper monitoring system controller is in communication connection with a station-level controller, the station-level controller is in communication connection with a line central-level monitoring system, and the upper monitoring system controller is also in communication connection with the intelligent electric air valve control box and the intelligent electric air fan control box.
9. The intelligent electric air valve control system applied to urban rail transit according to claim 1, wherein electric interlocking can be realized between the intelligent electric air valve control box and the intelligent electric air valve control box, and the electric interlocking is implemented through communication connection and software.
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| CN201711432117.7A CN108121264B (en) | 2017-12-26 | 2017-12-26 | Intelligent electric air valve control system and method applied to urban rail transit |
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| CN109507918B (en) * | 2018-10-24 | 2020-07-28 | 中铁第四勘察设计院集团有限公司 | Subway fan field control box |
| CN110671528B (en) * | 2019-10-08 | 2021-11-16 | 浙江中鑫三元风机股份有限公司 | Control system applied to ventilation regulating air valve of subway station |
| CN112696787A (en) * | 2020-12-29 | 2021-04-23 | 中国兵器装备集团自动化研究所 | Panoramic three-dimensional visual intelligent monitoring system and method for medicament cleaning workshop |
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