CN104456813B - A kind of railway station building gives air draft monitoring system and method - Google Patents
A kind of railway station building gives air draft monitoring system and method Download PDFInfo
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- CN104456813B CN104456813B CN201410549985.3A CN201410549985A CN104456813B CN 104456813 B CN104456813 B CN 104456813B CN 201410549985 A CN201410549985 A CN 201410549985A CN 104456813 B CN104456813 B CN 104456813B
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- air draft
- fire
- blower fan
- monitoring
- fan
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 43
- 238000000034 method Methods 0.000 title claims abstract description 12
- 239000000779 smoke Substances 0.000 claims abstract description 7
- 238000012806 monitoring device Methods 0.000 claims description 23
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 20
- 239000013307 optical fiber Substances 0.000 claims description 15
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 12
- 238000012423 maintenance Methods 0.000 claims description 9
- 239000003546 flue gas Substances 0.000 claims description 8
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 230000001276 controlling effect Effects 0.000 claims description 5
- 238000004088 simulation Methods 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 4
- 229910052760 oxygen Inorganic materials 0.000 claims description 4
- 239000001301 oxygen Substances 0.000 claims description 4
- 238000012790 confirmation Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 238000011835 investigation Methods 0.000 claims description 3
- 238000010926 purge Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 4
- 230000011664 signaling Effects 0.000 description 3
- 238000012546 transfer Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000034994 death Effects 0.000 description 1
- 231100000517 death Toxicity 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
-
- 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
Abstract
Air draft monitoring system and method is given the invention discloses a kind of railway station building, it includes one or more blower fans, electric cabinet, to air draft supervising device and protocol converter, blower fan is divided into exhaust blower and pressure fan according to purposes, it is used for the monitoring and control for realizing exhaust blower and exhaust blower fan running status to air draft supervising device, it is connected to air draft supervising device with one or more electric cabinets, electric cabinet and the one-to-one connection of exhaust blower, lead to protocol converter to air draft supervising device to be connected with monitor workstation, also it is connected to air draft supervising device by protocol converter with fire alarm system FAS.The present invention can effectively improve the air quality of railway station building, it is to avoid because in Sealed building carbonomonoxide concentration it is too high trigger contingency；Effectively tissue smoke evacuation, reduces economic loss and casualties, effectively prevents disaster-stricken scope from expanding.
Description
Technical field
Air draft monitoring field is given the present invention relates to one kind, more particularly to a kind of railway station building is to air draft monitoring system and side
Method.
Background technology
With the fast development and the continuous improvement of people's living standard of rail transportation system, either staff is still
Passenger, security and comfortableness to environment such as traffic, trip, work, rests require more and more higher.In order to meet people this
A little demands, more for the safety in production level for improving railway enterprise, and modern management level, realize energy-saving target,
Along Railway important building, such as station, MTU depot（Institute）, office block etc. all kinds of electromechanical equipments, such as electric power, illuminate, to
Draining, supply and exhaust, HVAC, Escalator, EPS etc., should use advanced computer technology, control technology and the communication technology,
Automatically monitoring is carried out to them, controls and manages, to reach the saving energy, save manpower, raising level of security and managerial skills
Purpose.
Because railway station building movement of population amount is big, the density of population is high, cause IAQ poor, particularly some closings
In formula building, when carbonomonoxide concentration it is high to a certain extent when, easily occur the contingency of anthracemia；Due to car
Station is had a large population, when fire occurs, if smoke evacuation work can not be carried out, and will increase economic loss and casualties, it is impossible to prevent by
Calamity scope expands, according into very serious consequence.
The content of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of railway station building to air draft monitoring system and side
Method, is effectively improved the air quality of railway station building, when fire occurs, and can effectively organize smoke evacuation, reduces economic loss and people
Member's injures and deaths, effectively prevent disaster-stricken scope from expanding.
The purpose of the present invention is achieved through the following technical solutions：A kind of railway station building gives air draft monitoring system, it
Including one or more blower fans, electric cabinet, to air draft supervising device and protocol converter, blower fan according to purposes be divided into exhaust blower and
Pressure fan, the monitoring and control for realizing exhaust blower and exhaust blower fan running status are used for air draft supervising device, monitors and fills to air draft
Put and be connected with one or more electric cabinets, electric cabinet and the one-to-one connection of exhaust blower lead to protocol converter to air draft supervising device
It is connected, is also connected to air draft supervising device by protocol converter with fire alarm system FAS with monitor workstation.
Described blower fan is jet blower.
Described includes rack, interchanger, monitoring device or optical fiber pigtail box, interchanger, prison to air draft supervising device
Survey monitor and optical fiber pigtail box is arranged in rack, monitoring device one end is connected by twisted-pair feeder with interchanger, monitoring prison
The control device other end is connected by signal wire with field apparatus, and interchanger is also connected by tail optical fiber with optical fiber pigtail box, optical fiber pigtail
The box other end is connected by trunk cable with higher level's central air-conditioner monitoring work station.
Described monitoring device is that direct digital controller DDC, DDC controller are the IQ3 controls with Ethernet interface
Device processed.
Described monitoring device includes remote signal module DI, telemetry module AI, remote control module DO and remote regulating modules A O, remote signalling
Module is responsible for monitoring electric switch, electrical equipment, the working condition and running situation of plant equipment, and DI is that digital remote signals are defeated
Enter, telemetry module is responsible for gathering voltage, electric current, power, pressure or the temperature parameter of electromechanical equipment, AI is that analog telemetering signal is defeated
Enter, remote control module is responsible for controlling the working condition of electrical equipment and electricapparatus equipment, and DO is digital remote control signal output, distant
Mode transfer block is responsible for setting and adjusts the running parameter and canonical parameter of control device, and AO is simulation remote regulating signal output.
Described electric cabinet includes remote signal module DI interfaces and remote control module DO interfaces.
Described remote signal module DI interfaces are connected with the remote signal module DI of discharge fan monitoring device, including blower fan ON/OFF
State, manually automatic/selection and fan trouble alarm monitoring point.
Described is connected to air draft remote control module DO with the remote control module DO of discharge fan monitoring device, including blower fan open/
Close control control point.
Described exhaust blower and the control mode of exhaust blower fan running status include manual control mode, the locality side of automatically controlling
Formula and remote controlled manner, control priority are reduced successively.
Described local automatic control mode is automatically controlled including temporally procedure auto-control, by fire-fighting signal, by envelope
Carbonomonoxide concentration in enclosed building is automatically controlled.
It also includes power supply, and power supply includes fire-fighting power supply, non fire fighting power supply and linked switch, when receiving FAS
After fire alarm information, and confirmation, linked switch disconnects the connection to air draft monitoring system and non fire fighting power supply, and linked switch makes
It is connected to air draft monitoring system with fire-fighting power supply.
It also includes carbon monoxide CO concentration sensors, and carbon monoxide CO concentration sensors are arranged at Sealed building
It is interior.
A kind of railway station building gives air draft monitoring method, and it includes following one or more steps：
（1）Under normal circumstances, blower fan is mainly using local automatic control mode, according to the ambient parameter collected, by
Air draft supervising device opens and closes automatically one or several Fans, and control blower fan is rotated and reverse, and sucks fresh air；According to
Time-program(me), automatically controls draught fan group start and stop in turn, recycles, it is to avoid due to one or a few Fans too frequents are opened
Stop, so as to improve jet blower service life；
（2）Monitor the running status and fault-signal to exhaust blower, and accumulated running time；
（3）Smoke exhaust fan is chain with fire-fighting signal, after fire signal confirms, immediately enters fire operational mode, opens complete
Portion's blower fan work is in purging mode；The condition of a disaster prediction scheme is formulated after simulation investigation at the scene in advance, the condition of a disaster is implemented when occurring according to prediction scheme
Control；Fire phases open whole blower fans, increase air quantity, in favor of putting out a fire and cooling；After fire extinguishing terminates, blower fan should be by monitoring
Work station or by electric cabinet, blower fan is progressively closed off, after confirming that fire is released, and recovers the various equipment operation shape originally set
State；The blower fan position of exhaust opening is in opposite direction with evacuating personnel, when fire occurs, personnel against flue gas stream and on, flue gas concentration
Gradually reduced with environment temperature, be conducive to personnel to distinguish the position of egress door, and the supply of oxygen can be obtained in time；
（4）Carbon monoxide CO concentration sensors are set in closed building, opened by monitoring carbon monoxide CO concentration
Stop pressure fan and exhaust blower, and accordingly open new air door, can reach and effectively save and ensure air quality；
（5）Supervision equipment operation conditions, once find wherein certain equipment operation exception, immediately alert notice maintainer
Before go check, to prevent causing larger range of equipment fault；It can not continue fortune when certain Fans in one group of blower fan break down
When turning, standby fan is automatically switched to；Simultaneously for the situation of temporary interruption, after restoring electricity, the automatic execution sequence of system
Startup program, it is ensured that blower fan puts into operation smoothly, it is to avoid start infringement unsuccessfully to blower fan；
（6）The accumulative hours of operation of automatic record blower fan, when aggregate-value reaches defined maintenance time, automatic report
Central control room, reminds carry out plant maintenance and maintenance in time；Central station Computer Graphics Display, records various parameters, including shape
State, start-stop time, accumulated running time and its historical data etc..
The beneficial effects of the invention are as follows：A kind of railway station building gives air draft monitoring system and method, can effectively improve Railways Stations
The air quality in room, it is to avoid because in Sealed building carbonomonoxide concentration it is too high trigger contingency；The blower fan of exhaust opening
Position and evacuating personnel are in opposite direction, when fire occurs, personnel against flue gas stream and on, flue gas concentration and environment temperature gradually drop
It is low, be conducive to personnel to distinguish the position of egress door, and the supply of oxygen can be obtained in time, effectively tissue smoke evacuation is reduced economical
Loss and casualties, effectively prevent disaster-stricken scope from expanding.
Brief description of the drawings
Fig. 1 is present system structured flowchart；
Fig. 2 gives air draft supervising device structure chart for the present invention；
Fig. 3 is present invention specific implementation case system construction drawing.
Embodiment
Technical scheme is described in further detail below in conjunction with the accompanying drawings, but protection scope of the present invention is not limited to
It is as described below.
As shown in figure 1, a kind of railway station building gives air draft monitoring system, it includes one or more blower fans, electric cabinet, discharge
Wind supervising device and protocol converter, blower fan are divided into exhaust blower and pressure fan according to purposes, are used to realize to air draft supervising device
The monitoring and control of exhaust blower and exhaust blower fan running status, are connected to air draft supervising device with one or more electric cabinets, automatically controlled
Case and the one-to-one connection of exhaust blower, lead to protocol converter to air draft supervising device and are connected with monitor workstation, monitor and fill to air draft
Put and be also connected by protocol converter with fire alarm system FAS.
Described blower fan is jet blower.
As shown in Fig. 2 described includes rack, interchanger, monitoring device or optical fiber pigtail box to air draft supervising device,
Interchanger, monitoring device and optical fiber pigtail box are arranged in rack, and monitoring device one end is connected by twisted-pair feeder and interchanger
Connect, the monitoring device other end is connected by signal wire with field apparatus, interchanger is also connected by tail optical fiber with optical fiber pigtail box,
The optical fiber pigtail box other end is connected by trunk cable with higher level's central air-conditioner monitoring work station.
Described monitoring device is that direct digital controller DDC, DDC controller are the IQ3 controls with Ethernet interface
Device processed.
Described monitoring device includes remote signal module DI, telemetry module AI, remote control module DO and remote regulating modules A O, remote signalling
Module is responsible for monitoring electric switch, electrical equipment, the working condition and running situation of plant equipment, and DI is that digital remote signals are defeated
Enter, telemetry module is responsible for gathering voltage, electric current, power, pressure or the temperature parameter of electromechanical equipment, AI is that analog telemetering signal is defeated
Enter, remote control module is responsible for controlling the working condition of electrical equipment and electricapparatus equipment, and DO is digital remote control signal output, distant
Mode transfer block is responsible for setting and adjusts the running parameter and canonical parameter of control device, and AO is simulation remote regulating signal output.
Described electric cabinet includes remote signal module DI interfaces and remote control module DO interfaces.
Described remote signal module DI interfaces are connected with the remote signal module DI of discharge fan monitoring device, including blower fan ON/OFF
State, manually automatic/selection and fan trouble alarm monitoring point.
Described is connected to air draft remote control module DO with the remote control module DO of discharge fan monitoring device, including blower fan open/
Close control control point.
Described exhaust blower and the control mode of exhaust blower fan running status include manual control mode, the locality side of automatically controlling
Formula and remote controlled manner, control priority are reduced successively.
Described local automatic control mode is automatically controlled including temporally procedure auto-control, by fire-fighting signal, by envelope
Carbonomonoxide concentration in enclosed building is automatically controlled.
It also includes power supply, and power supply includes fire-fighting power supply, non fire fighting power supply and linked switch, when receiving FAS
After fire alarm information, and confirmation, linked switch disconnects the connection to air draft monitoring system and non fire fighting power supply, and linked switch makes
It is connected to air draft monitoring system with fire-fighting power supply.
It also includes carbon monoxide CO concentration sensors, and carbon monoxide CO concentration sensors are arranged at Sealed building
It is interior.
A kind of railway station building gives air draft monitoring method, and it includes following one or more steps：
（1）Under normal circumstances, blower fan is mainly using local automatic control mode, according to the ambient parameter collected, by
Air draft supervising device opens and closes automatically one or several Fans, and control blower fan is rotated and reverse, and sucks fresh air；According to
Time-program(me), automatically controls draught fan group start and stop in turn, recycles, it is to avoid due to one or a few Fans too frequents are opened
Stop, so as to improve jet blower service life；
（2）Monitor the running status and fault-signal to exhaust blower, and accumulated running time；
（3）Smoke exhaust fan is chain with fire-fighting signal, after fire signal confirms, immediately enters fire operational mode, opens complete
Portion's blower fan work is in purging mode；The condition of a disaster prediction scheme is formulated after simulation investigation at the scene in advance, the condition of a disaster is implemented when occurring according to prediction scheme
Control；Fire phases open whole blower fans, increase air quantity, in favor of putting out a fire and cooling；After fire extinguishing terminates, blower fan should be by monitoring
Work station or by electric cabinet, blower fan is progressively closed off, after confirming that fire is released, and recovers the various equipment operation shape originally set
State；The blower fan position of exhaust opening is in opposite direction with evacuating personnel, when fire occurs, personnel against flue gas stream and on, flue gas concentration
Gradually reduced with environment temperature, be conducive to personnel to distinguish the position of egress door, and the supply of oxygen can be obtained in time；
（4）Carbon monoxide CO concentration sensors are set in closed building, opened by monitoring carbon monoxide CO concentration
Stop pressure fan and exhaust blower, and accordingly open new air door, can reach and effectively save and ensure air quality；
（5）Supervision equipment operation conditions, once find wherein certain equipment operation exception, immediately alert notice maintainer
Before go check, to prevent causing larger range of equipment fault；It can not continue fortune when certain Fans in one group of blower fan break down
When turning, standby fan is automatically switched to；Simultaneously for the situation of temporary interruption, after restoring electricity, the automatic execution sequence of system
Startup program, it is ensured that blower fan puts into operation smoothly, it is to avoid start infringement unsuccessfully to blower fan；
（6）The accumulative hours of operation of automatic record blower fan, when aggregate-value reaches defined maintenance time, automatic report
Central control room, reminds carry out plant maintenance and maintenance in time；Central station Computer Graphics Display, records various parameters, including shape
State, start-stop time, accumulated running time and its historical data etc..
As shown in figure 3, an exhaust fan unit gives air draft supervising device including three exhaust blowers, three electric cabinets and one.
Electric cabinet includes remote signal module DI interfaces and remote control module DO interfaces.
The remote signal module DI interfaces of electric cabinet are connected with the remote signal module DI of discharge fan monitoring device, including blower fan open/
Off status, manually automatic/selection and 3 control points of fan trouble alarm.
Electric cabinet is connected to air draft remote control module DO with the remote control module DO of discharge fan monitoring device, including blower fan
ON/OFF controls 1 control point.
In this group of exhaust blower monitoring system, there are 9 remote signalling control points and 3 remote control control points, altogether 12 control points.
Claims (3)
1. a kind of railway station building gives air draft monitoring system, it is characterised in that：It includes one or more blower fans, electric cabinet, discharge
Wind supervising device and protocol converter, blower fan are divided into exhaust blower and pressure fan according to purposes, are used to realize to air draft supervising device
The monitoring and control of exhaust blower and exhaust blower fan running status, are connected to air draft supervising device with one or more electric cabinets, automatically controlled
Case and the one-to-one connection of exhaust blower, lead to protocol converter to air draft supervising device and are connected with monitor workstation, monitor and fill to air draft
Put and be also connected by protocol converter with fire alarm system FAS；
Described electric cabinet includes remote signal module DI interfaces and remote control module DO interfaces；
Described remote signal module DI interfaces are connected with the remote signal module DI of discharge fan monitoring device, including blower fan open/close state,
Automatic manually/selection and fan trouble alarm monitoring point；
Described is connected to air draft remote control module DO with the remote control module DO of discharge fan monitoring device, including blower fan ON/OFF control
Control point processed；
Described includes rack, interchanger, monitoring device or optical fiber pigtail box, interchanger, monitoring prison to air draft supervising device
Control device and optical fiber pigtail box is arranged in rack, monitoring device one end is connected by twisted-pair feeder with interchanger, monitoring device
The other end is connected by signal wire with field apparatus, and interchanger is also connected by tail optical fiber with optical fiber pigtail box, and optical fiber pigtail box is another
One end is connected by trunk cable with higher level's central air-conditioner monitoring work station；
Described monitoring device is that direct digital controller DDC, DDC controller are the IQ3 controllers with Ethernet interface；
Described monitoring device includes remote signal module DI, telemetry module AI, remote control module DO and remote regulating modules A O, remote signal module
It is responsible for monitoring electric switch, electrical equipment, the working condition and running situation of plant equipment, DI is digital remote signals input,
Telemetry module is responsible for gathering voltage, electric current, power, pressure or the temperature parameter of electromechanical equipment, and AI inputs for analog telemetering signal,
Remote control module is responsible for controlling the working condition of electrical equipment and electricapparatus equipment, and DO is digital remote control signal output, remote regulating
Module is responsible for setting and adjusts the running parameter and canonical parameter of control device, and AO is simulation remote regulating signal output；
Described exhaust blower and the control mode of exhaust blower fan running status include manual control mode, local automatic control mode and
Remote controlled manner, control priority is reduced successively；
Described local automatic control mode is automatically controlled including temporally procedure auto-control, by fire-fighting signal, by closed
Carbonomonoxide concentration in building is automatically controlled；
It also includes power supply, and power supply includes fire-fighting power supply, non fire fighting power supply and linked switch, when receiving FAS fire
After warning message, and confirmation, linked switch disconnects the connection to air draft monitoring system and non fire fighting power supply, and linked switch makes discharge
Wind monitoring system is connected with fire-fighting power supply；
It also includes carbon monoxide CO concentration sensors, and carbon monoxide CO concentration sensors are arranged in Sealed building.
2. a kind of railway station building according to claim 1 gives air draft monitoring system, it is characterised in that：Described blower fan is to penetrate
Flow fan.
3. a kind of railway station building gives air draft monitoring method, it is characterised in that：It comprises the following steps：
（1）Under normal circumstances, blower fan is mainly using local automatic control mode, according to the ambient parameter collected, by air draft
Supervising device opens and closes automatically one or several Fans, and control blower fan is rotated and reverse, and sucks fresh air；According to the time
Program, automatically controls draught fan group start and stop in turn, recycles, it is to avoid due to one or a few Fans too frequent start and stop,
So as to improve jet blower service life；
（2）Monitor the running status and fault-signal to exhaust blower, and accumulated running time；
（3）Smoke exhaust fan is chain with fire-fighting signal, after fire signal confirms, immediately enters fire operational mode, opens whole wind
Machine works in purging mode；Simulate at the scene after investigation in advance, formulate the condition of a disaster prediction scheme, control is implemented according to prediction scheme when the condition of a disaster occurs
System；Fire phases open whole blower fans, increase air quantity, in favor of putting out a fire and cooling；After fire extinguishing terminates, blower fan should be by monitoring work
Stand or by electric cabinet, blower fan is progressively closed off, after confirming that fire is released, recover the various equipment operation shape originally set
State；The blower fan position of exhaust opening is in opposite direction with evacuating personnel, when fire occurs, personnel against flue gas stream and on, flue gas concentration
Gradually reduced with environment temperature, be conducive to personnel to distinguish the position of egress door, and the supply of oxygen can be obtained in time；
（4）Carbon monoxide CO concentration sensors are set in closed building, sent by monitoring carbon monoxide CO concentration start and stop
Blower fan and exhaust blower, and new air door is accordingly opened, it can reach and effectively save and ensure air quality；
（5）Supervision equipment operation conditions, once finding wherein certain equipment operation exception, goes before alert notice maintainer immediately
Check, to prevent causing larger range of equipment fault；When certain Fans in one group of blower fan, which break down, to remain in operation,
Automatically switch to standby fan；Simultaneously for the situation of temporary interruption, after restoring electricity, the automatic execution sequence of system starts
Program, it is ensured that blower fan puts into operation smoothly, it is to avoid start infringement unsuccessfully to blower fan；
（6）The accumulative hours of operation of automatic record blower fan, when aggregate-value reaches defined maintenance time, automatic report center
Control room, reminds carry out plant maintenance and maintenance in time；Central station Computer Graphics Display, records various parameters, including state, open
Between stopping time, accumulated running time and its historical data.
Priority Applications (1)
| 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 |
Applications Claiming Priority (1)
| 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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104456813A CN104456813A (en) | 2015-03-25 |
| CN104456813B true CN104456813B (en) | 2017-09-26 |
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| CN201410549985.3A Active 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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|---|---|---|---|---|
| CN108603682B (en) * | 2016-03-17 | 2021-02-09 | 松下知识产权经营株式会社 | Ventilation control device and ventilation system |
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