CN104456813A - Air supply and exhaust monitoring system and method for railway station house - Google Patents
Air supply and exhaust monitoring system and method for railway station house Download PDFInfo
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- CN104456813A CN104456813A CN201410549985.3A CN201410549985A CN104456813A CN 104456813 A CN104456813 A CN 104456813A CN 201410549985 A CN201410549985 A CN 201410549985A CN 104456813 A CN104456813 A CN 104456813A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 43
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000012806 monitoring device Methods 0.000 claims abstract description 30
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229910002091 carbon monoxide Inorganic materials 0.000 claims abstract description 13
- 239000000779 smoke Substances 0.000 claims abstract description 7
- 239000013307 optical fiber Substances 0.000 claims description 15
- 230000001276 controlling effect Effects 0.000 claims description 9
- 238000012423 maintenance Methods 0.000 claims description 9
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 239000003546 flue gas Substances 0.000 claims description 8
- 238000004088 simulation Methods 0.000 claims description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 claims description 4
- 229910052760 oxygen Inorganic materials 0.000 claims description 4
- 239000001301 oxygen Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 238000004134 energy conservation Methods 0.000 claims description 3
- 238000010926 purge Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000009428 plumbing Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/007—Ventilation with forced flow
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/50—Air quality properties
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/32—Responding to malfunctions or emergencies
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/32—Responding to malfunctions or emergencies
- F24F11/33—Responding to malfunctions or emergencies to fire, excessive heat or smoke
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/56—Remote control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/56—Remote control
- F24F11/59—Remote control for presetting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/50—Air quality properties
- F24F2110/65—Concentration of specific substances or contaminants
- F24F2110/72—Carbon monoxide
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Combustion & Propulsion (AREA)
- Mathematical Physics (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Quality & Reliability (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
Abstract
The invention discloses an air supply and exhaust monitoring system and method for a railway station house. The air supply and exhaust monitoring system comprises one or more draught fans, one or more electric control cabinets, an air supply and exhaust monitoring device and a protocol converter. According to the purposes, the draught fans are divided into exhaust fans and air feeders. The air supply and exhaust monitoring device is used for monitoring and controlling the operating states of the exhaust fans and the air feeders and is connected with the electric control cabinets. The electric control cabinets are connected with the draught fans in a one-to-one mode. The air supply and exhaust monitoring device is connected with a monitoring work station through the protocol converter. The air supply and exhaust monitoring device is also connected with a fire alarm system (FAS) through the protocol converter. By the adoption of the air supply and exhaust monitoring system and method, the air quality of the railway station house can be effectively improved, and the situation that an accident is caused by carbon monoxide with too high concentration in a closed building is avoided; smoke is exhausted effectively, economic losses and casualties are reduced, and expansion of the affected range is effectively prevented.
Description
Technical field
The present invention relates to a kind of to air draft monitoring field, particularly relate to a kind of railway station building to air draft monitoring 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, require more and more higher to the security of the environment such as traffic, trip, work, rest and comfortableness.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 station, MTU depot (institute), all kinds of electromechanical equipments of office block etc., as electric power, illumination, plumbing, supply and exhaust, HVAC, Escalator, EPS etc., advanced computer technology should be adopted, control technology and the communication technology, automatic monitoring is carried out to them, control and management, to reach the saving energy, save manpower, improve the object of level of security and managerial skills.
Because railway station building movement of population amount is large, the density of population is high, cause IAQ poor, particularly in some Sealed building, when carbonomonoxide concentration height to a certain extent time, easily there is the contingency of anthracemia; Owing to having a large population in station, when fire occurring, if smoke evacuation work can not be carried out, economic loss and casualties will be strengthened, disaster-stricken expanded range cannot be prevented, shining into very serious consequence.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of railway station building to air draft monitoring system and method, effectively improve the air quality of railway station building, when fire occurs, effectively can organize smoke evacuation, reduce economic loss and casualties, effectively stop disaster-stricken expanded range.
The object of the invention is to be achieved through the following technical solutions: a kind of railway station building is to air draft monitoring system, it comprises one or more blower fan, electric cabinet, to air draft supervising device and protocol converter, blower fan is divided into exhaust blower and pressure fan according to purposes, to air draft supervising device for realizing the monitoring and controlling of exhaust blower and pressure fan running status, be connected with one or more electric cabinet to air draft supervising device, electric cabinet is connected one to one with exhaust blower, lead to protocol converter to air draft supervising device to be connected with monitor workstation, also be connected with fire alarm system FAS by protocol converter to air draft supervising device.
Described blower fan is jet blower.
Described air draft supervising device of giving 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 electric cabinet comprises remote signal module DI interface and remote control module DO interface.
Described remote signal module DI interface is connected with the remote signal module DI of discharge fan monitoring device, comprises blower fan open/close state, manually automatically/selection and fan trouble alarm monitoring point.
The described air draft remote control module DO that gives is connected with the remote control module DO of discharge fan monitoring device, comprises blower fan ON/OFF and controls control point.
The control mode of described exhaust blower and pressure fan running status comprises manual control mode, local automatic control mode and remote controlled manner, controls priority and reduces successively.
Described local automatic control mode comprise temporally procedure auto-control, automatically control by fire-fighting signal, automatically control by the carbonomonoxide concentration in closed building.
It also comprises power supply, power supply comprises fire-fighting power supply, non fire fighting power supply and linked switch, when receiving FAS fire alarm information, and after confirming, linked switch disconnects the connection to air draft monitoring system and non fire fighting power supply, and linked switch makes to be connected with fire-fighting power supply to air draft monitoring system.
It also comprises carbon monoxide CO concentration sensor, and carbon monoxide CO concentration sensor is arranged in Sealed building.
A kind of railway station building is to air draft method for supervising, and it comprises following one or more step:
(1) under normal circumstances, blower fan mainly adopts local automatic control mode, according to the ambient parameter collected, by opening and closing automatically one or a few Fans to air draft supervising device, controlling blower fan and rotating and reverse, inhale fresh air; According to time-program(me), automatically control draught fan group start and stop in turn, recycle, avoid due to one or the start and stop of a few Fans too frequent, thus improve jet blower service life;
(2) monitoring is to the running status of exhaust blower and fault-signal, and accumulated running time;
(3) smoke exhaust fan and fire-fighting signal chain, after fire signal confirms, at once enter fire operational mode, open whole blower fan and work in purging mode; After simulation is investigated at the scene in advance, formulate the condition of a disaster prediction scheme, implement to control according to prediction scheme when the condition of a disaster occurs; Fire phases opens whole blower fan, increases air quantity, is beneficial to fire extinguishing and cooling; After fire extinguishing terminates, blower fan by monitor workstation or by electric cabinet, should cut out by blower fan gradually, after confirming that fire is removed, recovers the various equipment running status of original setting; The blower fan position of exhaust opening is contrary with evacuating personnel direction, when fire occurs, personnel against flue gas stream on, flue gas concentration and environment temperature reduce gradually, are conducive to the position that personnel distinguish egress door, and can obtain the supply of oxygen in time;
(4) carbon monoxide CO concentration sensor is set in closed building, by monitoring carbon monoxide CO concentration start and stop pressure fan and exhaust blower, and the new air door of corresponding unlatching, can reach effectively energy-conservation and ensure air quality;
(5) surveillance equipment operation conditions, once find wherein certain equipment operation exception, goes before alert notice maintainer to check, in case cause wider equipment fault immediately; When certain Fans in one group of blower fan break down can not remain in operation time, automatically switch to standby fan; Meanwhile, for the situation of temporary interruption, after restoring electricity, system automatically performs sequence starting program, can ensure that blower fan puts into operation smoothly, avoids starting unsuccessfully to the infringement of blower fan;
(6) automatically record the accumulative hours of operation of blower fan, when aggregate-value reaches the maintenance time of regulation, automatically report central control room, remind in time and carry out plant maintenance and maintenance; Central station Computer Graphics Display, records various parameter, comprises state, start-stop time, accumulated running time and historical data thereof etc.
The invention has the beneficial effects as follows: a kind of railway station building, to air draft monitoring system and method, effectively can improve the air quality of railway station building, avoids because carbonomonoxide concentration in Sealed building is too high and cause contingency; The blower fan position of exhaust opening is contrary with evacuating personnel direction, when fire occurs, personnel against flue gas stream on, flue gas concentration and environment temperature reduce gradually, be conducive to the position that personnel distinguish egress door, and the supply of oxygen can be obtained in time, effectively organize smoke evacuation, reduce economic loss and casualties, effectively stop disaster-stricken expanded range.
Accompanying drawing explanation
Fig. 1 is present system structured flowchart;
Fig. 2 is that the present invention is to air draft supervising device structure chart;
Fig. 3 is the concrete case study on implementation system construction drawing 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 railway station building is to air draft monitoring system, it comprise one or more blower fan, electric cabinet, to air draft supervising device and protocol converter, blower fan is divided into exhaust blower and pressure fan according to purposes, to air draft supervising device for realizing the monitoring and controlling of exhaust blower and pressure fan running status, be connected with one or more electric cabinet to air draft supervising device, electric cabinet is connected one to one with exhaust blower, lead to protocol converter to air draft supervising device to be connected with monitor workstation, be also connected with fire alarm system FAS by protocol converter to air draft supervising device.
Described blower fan is jet blower.
As shown in Figure 2, described air draft supervising device of giving 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 electric cabinet comprises remote signal module DI interface and remote control module DO interface.
Described remote signal module DI interface is connected with the remote signal module DI of discharge fan monitoring device, comprises blower fan open/close state, manually automatically/selection and fan trouble alarm monitoring point.
The described air draft remote control module DO that gives is connected with the remote control module DO of discharge fan monitoring device, comprises blower fan ON/OFF and controls control point.
The control mode of described exhaust blower and pressure fan running status comprises manual control mode, local automatic control mode and remote controlled manner, controls priority and reduces successively.
Described local automatic control mode comprise temporally procedure auto-control, automatically control by fire-fighting signal, automatically control by the carbonomonoxide concentration in closed building.
It also comprises power supply, power supply comprises fire-fighting power supply, non fire fighting power supply and linked switch, when receiving FAS fire alarm information, and after confirming, linked switch disconnects the connection to air draft monitoring system and non fire fighting power supply, and linked switch makes to be connected with fire-fighting power supply to air draft monitoring system.
It also comprises carbon monoxide CO concentration sensor, and carbon monoxide CO concentration sensor is arranged in Sealed building.
A kind of railway station building is to air draft method for supervising, and it comprises following one or more step:
(1) under normal circumstances, blower fan mainly adopts local automatic control mode, according to the ambient parameter collected, by opening and closing automatically one or a few Fans to air draft supervising device, controlling blower fan and rotating and reverse, inhale fresh air; According to time-program(me), automatically control draught fan group start and stop in turn, recycle, avoid due to one or the start and stop of a few Fans too frequent, thus improve jet blower service life;
(2) monitoring is to the running status of exhaust blower and fault-signal, and accumulated running time;
(3) smoke exhaust fan and fire-fighting signal chain, after fire signal confirms, at once enter fire operational mode, open whole blower fan and work in purging mode; After simulation is investigated at the scene in advance, formulate the condition of a disaster prediction scheme, implement to control according to prediction scheme when the condition of a disaster occurs; Fire phases opens whole blower fan, increases air quantity, is beneficial to fire extinguishing and cooling; After fire extinguishing terminates, blower fan by monitor workstation or by electric cabinet, should cut out by blower fan gradually, after confirming that fire is removed, recovers the various equipment running status of original setting; The blower fan position of exhaust opening is contrary with evacuating personnel direction, when fire occurs, personnel against flue gas stream on, flue gas concentration and environment temperature reduce gradually, are conducive to the position that personnel distinguish egress door, and can obtain the supply of oxygen in time;
(4) carbon monoxide CO concentration sensor is set in closed building, by monitoring carbon monoxide CO concentration start and stop pressure fan and exhaust blower, and the new air door of corresponding unlatching, can reach effectively energy-conservation and ensure air quality;
(5) surveillance equipment operation conditions, once find wherein certain equipment operation exception, goes before alert notice maintainer to check, in case cause wider equipment fault immediately; When certain Fans in one group of blower fan break down can not remain in operation time, automatically switch to standby fan; Meanwhile, for the situation of temporary interruption, after restoring electricity, system automatically performs sequence starting program, can ensure that blower fan puts into operation smoothly, avoids starting unsuccessfully to the infringement of blower fan;
(6) automatically record the accumulative hours of operation of blower fan, when aggregate-value reaches the maintenance time of regulation, automatically report central control room, remind in time and carry out plant maintenance and maintenance; Central station Computer Graphics Display, records various parameter, comprises state, start-stop time, accumulated running time and historical data thereof etc.
As shown in Figure 3, air draft unit comprises three exhaust blowers, three electric cabinets and one to air draft supervising device.
Electric cabinet comprises remote signal module DI interface and remote control module DO interface.
The remote signal module DI interface of electric cabinet is connected with the remote signal module DI of discharge fan monitoring device, comprise blower fan open/close state, manually automatically/to select and fan trouble is reported to the police 3 control points.
The air draft remote control module DO that gives of electric cabinet is connected with the remote control module DO of discharge fan monitoring device, comprises blower fan ON/OFF and controls 1 control point.
[0038] in this group exhaust blower monitoring system, 9 remote signalling control points and 3 remote control control points are had, altogether 12 control points.
Claims (8)
1. a railway station building is to air draft monitoring system, it is characterized in that: it comprises one or more blower fan, electric cabinet, to air draft supervising device and protocol converter, blower fan is divided into exhaust blower and pressure fan according to purposes, to air draft supervising device for realizing the monitoring and controlling of exhaust blower and pressure fan running status, be connected with one or more electric cabinet to air draft supervising device, electric cabinet is connected one to one with exhaust blower, lead to protocol converter to air draft supervising device to be connected with monitor workstation, also be connected with fire alarm system FAS by protocol converter to air draft supervising device.
2. a kind of railway station building according to claim 1 is to air draft monitoring system, it is characterized in that: described blower fan is jet blower.
3. a kind of railway station building according to claim 1 is to air draft monitoring system, it is characterized in that: described comprises rack, switch, monitoring device or optical fiber pigtail box to air draft supervising device, 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.
4. a kind of railway station building according to claim 1 is to air draft monitoring system, it is characterized in that: described electric cabinet comprises remote signal module DI interface and remote control module DO interface;
Described remote signal module DI interface is connected with the remote signal module DI of discharge fan monitoring device, comprises blower fan open/close state, manually automatically/selection and fan trouble alarm monitoring point;
The described air draft remote control module DO that gives is connected with the remote control module DO of discharge fan monitoring device, comprises blower fan ON/OFF and controls control point.
5. a kind of railway station building according to claim 1 is to air draft monitoring system, it is characterized in that: the control mode of described exhaust blower and pressure fan running status comprises manual control mode, local automatic control mode and remote controlled manner, control priority and reduce successively;
Described local automatic control mode comprise temporally procedure auto-control, automatically control by fire-fighting signal, automatically control by the carbonomonoxide concentration in closed building.
6. a kind of railway station building according to claim 1 is to air draft monitoring system, it is characterized in that: it also comprises power supply, power supply comprises fire-fighting power supply, non fire fighting power supply and linked switch, when receiving FAS fire alarm information, and after confirming, linked switch disconnects the connection to air draft monitoring system and non fire fighting power supply, and linked switch makes to be connected with fire-fighting power supply to air draft monitoring system.
7. a kind of railway station building according to claim 1 is to air draft monitoring system, it is characterized in that: it also comprises carbon monoxide CO concentration sensor, and carbon monoxide CO concentration sensor is arranged in Sealed building.
8. railway station building is to an air draft method for supervising, it is characterized in that: it comprises following one or more step:
(1) under normal circumstances, blower fan mainly adopts local automatic control mode, according to the ambient parameter collected, by opening and closing automatically one or a few Fans to air draft supervising device, controlling blower fan and rotating and reverse, inhale fresh air; According to time-program(me), automatically control draught fan group start and stop in turn, recycle, avoid due to one or the start and stop of a few Fans too frequent, thus improve jet blower service life;
(2) monitoring is to the running status of exhaust blower and fault-signal, and accumulated running time;
(3) smoke exhaust fan and fire-fighting signal chain, after fire signal confirms, at once enter fire operational mode, open whole blower fan and work in purging mode; After simulation is investigated at the scene in advance, formulate the condition of a disaster prediction scheme, implement to control according to prediction scheme when the condition of a disaster occurs; Fire phases opens whole blower fan, increases air quantity, is beneficial to fire extinguishing and cooling; After fire extinguishing terminates, blower fan by monitor workstation or by electric cabinet, should cut out by blower fan gradually, after confirming that fire is removed, recovers the various equipment running status of original setting; The blower fan position of exhaust opening is contrary with evacuating personnel direction, when fire occurs, personnel against flue gas stream on, flue gas concentration and environment temperature reduce gradually, are conducive to the position that personnel distinguish egress door, and can obtain the supply of oxygen in time;
(4) carbon monoxide CO concentration sensor is set in closed building, by monitoring carbon monoxide CO concentration start and stop pressure fan and exhaust blower, and the new air door of corresponding unlatching, can reach effectively energy-conservation and ensure air quality;
(5) surveillance equipment operation conditions, once find wherein certain equipment operation exception, goes before alert notice maintainer to check, in case cause wider equipment fault immediately; When certain Fans in one group of blower fan break down can not remain in operation time, automatically switch to standby fan; Meanwhile, for the situation of temporary interruption, after restoring electricity, system automatically performs sequence starting program, can ensure that blower fan puts into operation smoothly, avoids starting unsuccessfully to the infringement of blower fan;
(6) automatically record the accumulative hours of operation of blower fan, when aggregate-value reaches the maintenance time of regulation, automatically report central control room, remind in time and carry out plant maintenance and maintenance; Central station Computer Graphics Display, records various parameter, comprises state, start-stop time, accumulated running time and historical data thereof etc.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410549985.3A CN104456813B (en) | 2014-10-17 | 2014-10-17 | A kind of railway station building gives air draft monitoring system and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410549985.3A CN104456813B (en) | 2014-10-17 | 2014-10-17 | A kind of railway station building gives air draft monitoring system and method |
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| CN104456813A true CN104456813A (en) | 2015-03-25 |
| CN104456813B CN104456813B (en) | 2017-09-26 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106991783A (en) * | 2017-05-05 | 2017-07-28 | 南京常格科技发展有限公司 | Underground parking environmental monitoring and safety protecting method and system |
| CN107965881A (en) * | 2017-11-24 | 2018-04-27 | 南京天加环境科技有限公司 | A kind of connected machine outdoor unit automatic dust removing control method |
| CN108603682A (en) * | 2016-03-17 | 2018-09-28 | 松下知识产权经营株式会社 | Air-changing control device and air exchange system |
| CN114396689A (en) * | 2021-12-29 | 2022-04-26 | 苏州中设建设集团有限公司 | Garage ventilation and smoke exhaust method, system, equipment and storage medium |
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| CN115013347A (en) * | 2022-07-22 | 2022-09-06 | 青岛融合光电科技有限公司 | Intelligent control method and system for fan in carrier plate glass production workshop |
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| CN104456813B (en) | 2017-09-26 |
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Denomination of invention: A monitoring system and method for air supply and exhaust in railway station buildings Granted publication date: 20170926 Pledgee: Chengdu financial holding Financing Guarantee Co.,Ltd. Pledgor: CHENGDU SYSWARE ELECTRONIC INFORMATION CO.,LTD. Registration number: Y2024510000005 |
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