CN105525936B - Highway Tunnels aeration control method - Google Patents
Highway Tunnels aeration control method Download PDFInfo
- Publication number
- CN105525936B CN105525936B CN201610074903.3A CN201610074903A CN105525936B CN 105525936 B CN105525936 B CN 105525936B CN 201610074903 A CN201610074903 A CN 201610074903A CN 105525936 B CN105525936 B CN 105525936B
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- Prior art keywords
- tunnel
- tunnels
- controlled
- pernicious gas
- human body
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000005273 aeration Methods 0.000 title claims abstract description 13
- 239000007789 gas Substances 0.000 claims abstract description 114
- 230000000505 pernicious effect Effects 0.000 claims abstract description 65
- 230000004060 metabolic process Effects 0.000 claims abstract description 8
- 238000010521 absorption reaction Methods 0.000 claims description 14
- 230000000052 comparative effect Effects 0.000 claims description 3
- 238000012937 correction Methods 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- XOCUXOWLYLLJLV-UHFFFAOYSA-N [O].[S] Chemical compound [O].[S] XOCUXOWLYLLJLV-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
- E21F1/003—Ventilation of traffic tunnels
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/008—Stop safety or alarm devices, e.g. stop-and-go control; Disposition of check-valves
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Ventilation (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Feedback Control In General (AREA)
Abstract
The invention discloses a kind of Highway Tunnels aeration control method, including the tunnel group connected and formed by multiple tunnels is established according to direction of traffic first；Then compared by the running time between adjacent tunnel and human body the metabolism time complete to pernicious gas, tunnel group is divided into by multiple controlled units being made up of one or more continuous tunnels according to comparison value；Harmful gas concentration control finally is carried out to independent controlled unit respectively；Maximum Inhalation quantity can be born using human body to control the concentration of each pernicious gas in tunnel, can avoid drive people be poisoned or bring because taking in excessive pernicious gas in tunnel group it is uncomfortable, so as to influence the health of drivers, the traffic safety of tunnel group is ensured；Concentration control can be carried out to a variety of pernicious gases simultaneously, reach the purpose of comprehensive security control, control process is simple, can Automated condtrol, and air-blower control is timely, ensures security.
Description
Technical field
The present invention relates to Road Tunnel Ventilation Control System field, and in particular to a kind of Highway Tunnels aeration control method.
Background technology
Automobile can produce a large amount of harmful tail gas, but contain in the discharge of vehicle exhaust when being travelled on highway
There is harmful CO gas, especially in tunnel, the concentration of pernicious gas is higher, therefore in tunnel generally
Need to set blower fan to be controlled harmful gas concentration, to ensure the health of driver and crew, and in the prior art, tunnel
Control methods are mainly Cmax method, determine to increase or decrease blower fan by limiting the Cmax value of CO gas
Quantity, but be not metabolized also because driver and crew have sucked pernicious gas before entrance tunnel in previous tunnel so that again
Secondary absorption, more than the maximum of own metabolism, not considering person for driving a car, traveling is inhaled in tunnel for a long time when passing through tunnel group
The pernicious gas of receipts is more than the defects of own metabolism ability, causes to adversely affect the health of driver and crew, avoids
The generation of security incident, ensure traffic safety.
Therefore, to solve problem above, it is necessary to a kind of Highway Tunnels aeration control method, can avoid driving people because
The excessive pernicious gas of intake in tunnel group and be poisoned or bring uncomfortable, avoid influenceing the health of drivers, ensure to hand over
Logical safety.
The content of the invention
In view of this, the purpose of the present invention is the defects of overcoming in the prior art, there is provided Highway Tunnels Ventilation Control side
Method, can avoid drive people be poisoned or bring because taking in excessive pernicious gas in tunnel group it is uncomfortable, avoid influence go
The health for the person of sailing, ensure traffic safety.
The Highway Tunnels aeration control method of the present invention, including
(1) tunnel group connected and formed by multiple tunnels is established according to direction of traffic；
(2) by the running time between adjacent tunnel and human body it is complete to pernicious gas metabolism the time compare, according to than
Multiple controlled units being made up of one or more continuous tunnels are divided into by tunnel group to value；
(3) harmful gas concentration control is carried out to independent controlled unit respectively.
Further, in the step (3), harmful gas concentration control is carried out to single controlled unit and comprised the following steps
A. the actual harmful gas concentration value in each tunnel detected in controlled unit is respectively I1、I2…Ii…Ij；
B. actual harmful gas concentration value is compared with maximum safe concentration value respectively and distinguished according to comparison result
Control the fan operating numbers in tunnel.
C. human body actual absorption pernicious gas total amount in controlled unit is calculated, according to actual absorption pernicious gas total amount and people
Body is corresponded to bear to absorb the pernicious gas maximum in the time and made comparisons；According to comparative result, control in controlled unit
Fan operating numbers.
Further, the pernicious gas includes k kinds, and tunnel group includes n+1 tunnel, and it is harmful that human body is metabolized each completely
The time of gas is respectively T1、T2…Tj…Tk, controlled unit is distributed according to following method：
Running time between I, adjacent tunnels is respectively t1、t2…ti…tnIf ti＜ max (T1、T2…Tj…Tk), then ti
Corresponding two tunnels are assigned to same controlled unit, if ti >=max (T1、T2…Tj…Tk), then two tunnels corresponding to ti
It is assigned to different controlled units；The controlled unit of difference is brought into step c corresponding harmful gas concentration is controlled；The k
>=2, n >=1；
II, is to being further separated into controlled subelement in single controlled unit, if tj＜ max (T1、T2…Tj-1、Tj+1…Tk),
Then tjCorresponding two tunnels are assigned to same controlled subelement, if tj≥max(T1、T2…Tj-1、Tj+1…Tk), then tjIt is corresponding
Two tunnels be assigned to different controlled subelements；The controlled subelement of difference is brought into step c to corresponding harmful gas concentration
It is controlled；
Other remaining different types of pernicious gases are grouped and carry out concentration control by III, in the way of step II.
Further, in step c, can bear to inhale in the time if human body actual absorption pernicious gas total amount corresponds to more than human body
The pernicious gas maximum is received, further according to formula c=Qmax/TCloseThe standard security mean intensity value c of pernicious gas is tried to achieve,
If c ＜ Ii, then the unlatching quantity of the i-th tunnel inner blower is increased, if c >=Ii, then reduce or do not change opening for the i-th tunnel inner blower
Open quantity；Wherein IiFor the actual concentrations value in i-th of tunnel, QmaxRepresent TCloseInterior human body is corresponded to bear to absorb in the time and is somebody's turn to do
Pernicious gas maximum, TCloseRepresent the running time in controlled unit.
Further, wherein in stepb, the side that actual harmful gas concentration value compares with maximum safe concentration value respectively
Formula is：Volume of traffic Q and the reference model that harmful gas concentration C opening relationships formula is C=f (Q) by historical data, according to reality
Measured value is corrected to obtain the realistic model that relational expression is C=β f (Q) to reference model, and wherein β is correction coefficient；Blower fan is most short
Opening time is s, and it is dense to change and combine the reality that realistic model predicted according to actual traffic amount prediction volume of traffic in s
Degree, the actual concentrations of prediction and maximum safe concentration value are compared and control the blower fan in tunnel to open number according to comparison result
Amount.
The beneficial effects of the invention are as follows：A kind of Highway Tunnels aeration control method disclosed by the invention, can using human body
Maximum Inhalation quantity is born to control the concentration of each pernicious gas in tunnel, can avoid driving people because being taken in tunnel group
Excessive pernicious gas and be poisoned or bring uncomfortable, so as to influence the health of drivers, then influence traffic safety, can
Preferably to protect the health of drivers, the traffic safety of tunnel group is ensured；A variety of pernicious gases can be carried out simultaneously dense
Degree control, reaches the purpose of comprehensive security control, control process is simple, can Automated condtrol；And air-blower control is timely, ensure
Security.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and examples：
Fig. 1 is the structural representation of tunnel group in the present invention；
Fig. 2 is Ventilation Control flow chart in the present invention；
Fig. 3 is the handling process schematic diagram that unit is controlled in the present invention；
Fig. 4 is individual tunnel safe concentration control structure schematic diagram in the present invention.
Embodiment
Fig. 1 is the structural representation of tunnel group in the present invention, and Fig. 2 is Ventilation Control flow chart in the present invention, and Fig. 3 is this hair
The handling process schematic diagram of unit is controlled in bright, Fig. 4 is individual tunnel safe concentration control structure schematic diagram in the present invention, is such as schemed
It is shown, the Highway Tunnels aeration control method in the present embodiment, including
(1) tunnel group connected and formed by multiple tunnels 2 is established according to direction of traffic；Tunnel series connection represents vehicle at one
Highway up train, individual tunnel group do not have bifurcated, naturally it is also possible to while multiple different tunnel groups are established according to circuit difference and entered
Row Ventilation Control.
(2) by the running time between adjacent tunnel and human body it is complete to pernicious gas metabolism the time compare, according to than
Multiple controlled units being made up of one or more continuous tunnels are divided into by tunnel group to value；3 running time t between adjacent tunnel
It can provide that minimum road speed v is tried to achieve according to adjacent tunnel spacing L divided by this section of highway, i.e. t=L/v, motor-driven vehicle going is in tunnel
3 time is respectively t between road1t2...ti...tn, the time of the body metabolism pernicious gas is T, if ti＜ T, then this tunnel
It need to jointly control with next tunnel, such the i-th to j-th tunnel just constitutes a set si(i, i+1 ..., j) or it is controlled single
Member；If tj>=T, illustrate the pernicious gas amount that can be metabolized absorption completely within this time, tunnel construction sections later j+1 can conduct
Individually controlled unit is aerated control, untill running time between tunnel is less than T, is designated as sj+1, by that analogy, tunnel group
It is divided into multiple controlled cell Ss；Can be by siAs the unit of independent control, harmful gas is carried out to independent controlled unit respectively
Bulk concentration controls, and ensures the pernicious gas total amount in controlled unit (now in tunnel using the quantity for increasing or decreasing blower fan
The pernicious gas amount of discharge can be neglected in spacing), certainly, air-blower control can be used and remotely controlled by local control centre
System, after the tunnel in tunnel group is contrasted according to human body to running time between the complete metabolism time of pernicious gas and tunnel
Tunnel group is divided into multiple controlled units, single pernicious gas control is carried out to controlled unit.
In the present embodiment, in the step (3), carrying out harmful gas concentration control to single controlled unit includes following step
Suddenly
A. the actual harmful gas concentration value in each tunnel detected in controlled unit is respectively I1、I2…Ii…Ij, You Haiqi
Concentration Testing instrument corresponding to body uses can realize that the object of the invention can survey the concentration inspection of harmful gas concentration in the prior art
Device is surveyed, and the local control centre that detected value is transmitted is handled；
B. actual harmful gas concentration value is compared with maximum safe concentration value respectively and distinguished according to comparison result
Control the fan operating numbers in tunnel；If actual harmful gas concentration value is more than maximum safe concentration value, the tunnel needs to increase
Add fan operating numbers, conversely, not changing then or reducing fan operating numbers；Every 500 meters of individual tunnel sets a concentration to examine
Survey device, the maximum that actual harmful gas concentration value can be surveyed by concentration detector；Distinguished by actual harmful gas concentration value
Compared with maximum safe concentration value, driver and crew can be avoided to suck harmful gas more than maximum safe concentration value in a short time
Body, guarantee form road safety, and the maximum safe concentration value of pernicious gas is set using existing professional standard.
In the present embodiment, wherein in stepb, actual harmful gas concentration value compares with maximum safe concentration value respectively
Mode be：It is C=f (Q) by the volume of traffic Q and harmful gas concentration C opening relationships formula of historical data for individual tunnel
Reference model, be corrected to obtain the realistic model that relational expression is C=β f (Q) to reference model according to measured value, wherein β is
Correction coefficient, β obtain constant for actual harmful gas concentration under the same volume of traffic divided by corresponding history harmful gas concentration；Wind
The machine most short opening time is s, changes and combine the reality that realistic model is predicted according to actual traffic amount prediction volume of traffic in s
Border concentration, the actual concentrations of prediction and maximum safe concentration value are compared and control the blower fan in tunnel to open according to comparison result
Quantity, the volume of traffic of individual tunnel obtained by wagon detector and by when the volume of traffic surveyed send to control centre, in control
The heart can learn that the volume of traffic is in rising, downward trend and brings realistic model into period s, if the maximum of period s interior prediction
Actual concentrations value is more than or equal to maximum safe concentration value, then the quantity of blower fan is opened in increase immediately, otherwise, is not increased or decreased
The quantity of start the machine air blower, ensure that blower fan is opened in time, avoid because pernicious gas causes driver and crew's safety by shadow not in time
Ring.
C. human body actual absorption pernicious gas total amount in controlled unit is calculated, according to actual absorption pernicious gas total amount and people
Body is corresponded to bear to absorb the pernicious gas maximum in the time and made comparisons；Human body bears to absorb the pernicious gas maximum
In the case where not influenceing health；According to comparative result, the fan operating numbers in controlled unit are controlled；Calculate controlled single
Human body actual absorption pernicious gas total amount in member 1It is I that definition, which absorbs pernicious gas total amount,0t0Wherein I0For residing for human body
Harmful gas concentration (unit in environment：Ppm ppm), t0For residing time (unit：Point), wherein IiFor i-th of tunnel
The actual concentrations value in road, ti are running time in i-th of tunnel, and human body correspond to bear to absorb this in the time and is harmful to
Gas maximum magnitude can pass through foundation《Highway tunnel ventilation Lighting Design specification》Obtain, such as, carbon monoxide gas in 20 minutes
The concentration value foundation of body《Highway tunnel ventilation Lighting Design specification》300ppm is taken, then in 20 minutes, human body can in 20 minutes
It is that 20min is multiplied by 300ppm to bear to absorb CO gas maximum, with reference to《Highway tunnel ventilation Lighting Design specification》, root
Human body is established according to different time sections to bear to absorb the pernicious gas maximum magnitude database, according to driving in controlled unit 1
Running time directly transfers corresponding human body and bears to absorb the pernicious gas maximum magnitude opposes with actual absorption pernicious gas total amount
Than contrast work can be operated by existing computer software, if actual absorption pernicious gas total amount is more than to that should be able to bear to absorb
The pernicious gas maximum, then increase fan operating numbers to reduce the harmful gas concentration in controlled unit 1, avoid human body from inhaling
Excessive pernicious gas is received, ensures safe driving.
In the present embodiment, the pernicious gas includes k kinds, and tunnel group includes n+1 tunnel, and human body is metabolized each completely
The time of pernicious gas is respectively T1、T2…Tj…Tk, controlled unit 1 is distributed according to following method：
Running time between I, adjacent tunnels is respectively t1、t2…ti…tnIf ti＜ max (T1、T2…Tj…Tk), then ti
Corresponding two tunnels are assigned to same controlled unit, if ti >=max (T1、T2…Tj…Tk), then two tunnels corresponding to ti
It is assigned to different controlled units；The controlled unit of difference is brought into step c corresponding harmful gas concentration is controlled；The k
>=2, n >=1；
II, is to being further separated into controlled subelement 11 in single controlled unit, if tj＜ max (T1、T2…Tj-1、Tj+1…
Tk), then tjCorresponding two tunnels are assigned to same controlled subelement 11, if tj≥max(T1、T2…Tj-1、Tj+1…Tk), then
tjCorresponding two tunnels are assigned to different controlled subelements；The controlled subelement of difference is brought into step c to corresponding harmful gas
Bulk concentration is controlled；
Other remaining different types of pernicious gases are grouped control by III, in the way of step II；
The pernicious gas may include CO gas, oxynitrides gas, gas containing solid particulate matter, hydrocarbonization
One or more in compound gas and oxygen sulfur compound gas, each self-corresponding concentration detector is respectively adopted and detects each tunnel
Concentration value in road 2 and send detection signal to local control centre is handled, by by different types of pernicious gas
After nesting segmentation and concentration controls, and can simplify processing procedure, ensure control efficiency, ensure effectively to control various pernicious gases,
Effectively improve the security of road traffic.
In the present embodiment, in step c, if human body actual absorption pernicious gas total amount is corresponded in the time more than human body and can held
By the pernicious gas maximum is absorbed, further according to formula c=Qmax/TCloseTry to achieve the standard security mean concentration of pernicious gas
Value c (or setting), if c ＜ Ii, then the unlatching quantity of the i-th tunnel inner blower is increased, if c >=Ii, then reduce or do not change i-th
The unlatching quantity of tunnel inner blower；Wherein IiFor the actual concentrations value in i-th of tunnel, QmaxRepresent TCloseInterior human body was corresponded in the time
It can bear to absorb the pernicious gas maximum magnitude, TCloseRepresent the running time in the controlled unit；TCloseUnit can be controlled with this
Interior tunnel total length adds each adjacent tunnel spacing sum again divided by road speed is obtained, and passes through average harmful gas concentration and reality
Border harmful gas concentration value is made comparisons, and tunnel that can be higher to concentration in time carries out reducing concentration processing, ensures that pernicious gas is dense
Spend control efficiency.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with
The present invention is described in detail good embodiment, it will be understood by those within the art that, can be to the skill of the present invention
Art scheme is modified or equivalent substitution, and without departing from the objective and scope of technical solution of the present invention, it all should cover at this
Among the right of invention.
Claims (5)
- A kind of 1. Highway Tunnels aeration control method, it is characterised in that：Including(1) tunnel group connected and formed by multiple tunnels is established according to direction of traffic；(2) compared by the running time between adjacent tunnel and human body the metabolism time complete to pernicious gas, according to comparison value Tunnel group is divided into multiple controlled units being made up of one or more continuous tunnels；(3) harmful gas concentration control is carried out to independent controlled unit respectively.
- 2. Highway Tunnels aeration control method according to claim 1, it is characterised in that：In the step (3), to list Individual controlled unit carries out harmful gas concentration control and comprised the following steps：A. the actual harmful gas concentration value in each tunnel detected in controlled unit is respectively I1、I2…Ii…Ij；B. actual harmful gas concentration value is compared with maximum safe concentration value respectively and controlled respectively according to comparison result Fan operating numbers in tunnel；C. human body actual absorption pernicious gas total amount in controlled unit is calculated, according to actual absorption pernicious gas total amount and human body pair It can bear to absorb the pernicious gas maximum in seasonable and make comparisons；According to comparative result, the blower fan in controlled unit is controlled Open quantity.
- 3. Highway Tunnels aeration control method according to claim 2, it is characterised in that：The pernicious gas includes k Kind, tunnel group includes n+1 tunnel, and the time that human body is metabolized each pernicious gas completely is respectively T1、T2…Tj…Tk, root Controlled unit is distributed according to following method：Running time between I, adjacent tunnels is respectively t1、t2…ti…tnIf ti＜ max (T1、T2…Tj…Tk), then tiIt is corresponding Two tunnels are assigned to same controlled unit, if ti≥max(T1、T2…Tj…Tk), then tiCorresponding two tunnels are assigned to The controlled unit of difference；The controlled unit of difference is brought into step c corresponding harmful gas concentration is controlled；The k >=2, n >= 1；II, is to being further separated into controlled subelement in single controlled unit, if tj＜ max (T1、T2…Tj-1、Tj+1…Tk), then tj Corresponding two tunnels are assigned to same controlled subelement, if tj≥max(T1、T2…Tj-1、Tj+1…Tk), then tjCorresponding two Individual tunnel is assigned to different controlled subelements；The controlled subelement of difference is brought into step c corresponding harmful gas concentration is carried out Control；Other remaining different types of pernicious gases are grouped and carry out concentration control by III, in the way of step II.
- 4. Highway Tunnels aeration control method according to claim 3, it is characterised in that：In step c, if human body is actual Absorption pernicious gas total amount corresponds to more than human body and can bear to absorb the pernicious gas maximum in the time, further according to formula C=Qmax/TCloseThe standard security mean intensity value c of pernicious gas is tried to achieve, if c ＜ Ii, then the unlatching of the i-th tunnel inner blower is increased Quantity, if c >=Ii, then reduce or do not change the unlatching quantity of the i-th tunnel inner blower；Wherein IiFor the actual concentrations in i-th of tunnel Value, QmaxRepresent TCloseInterior human body corresponds to can bear to absorb the pernicious gas maximum, T in the timeCloseRepresent in controlled unit Running time.
- 5. Highway Tunnels aeration control method according to claim 2, it is characterised in that：Wherein in stepb, it is actual The mode that harmful gas concentration value compares with maximum safe concentration value respectively is：By the volume of traffic Q of historical data with being harmful to Gas concentration C opening relationships formula is C=f (Q) reference model, and reference model is corrected according to measured value to obtain relational expression For C=β f (Q) realistic model, wherein β is correction coefficient；The blower fan most short opening time is s, is existed according to the prediction of actual traffic amount The volume of traffic changes and combined the actual concentrations that realistic model is predicted in s, by the actual concentrations and maximum safe concentration of prediction Value compares and controls the fan operating numbers in tunnel according to comparison result.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610074903.3A CN105525936B (en) | 2016-02-02 | 2016-02-02 | Highway Tunnels aeration control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610074903.3A CN105525936B (en) | 2016-02-02 | 2016-02-02 | Highway Tunnels aeration control method |
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| CN105525936A CN105525936A (en) | 2016-04-27 |
| CN105525936B true CN105525936B (en) | 2017-11-21 |
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| CN108574338A (en) * | 2017-03-13 | 2018-09-25 | 江苏仁程电子科技有限公司 | A kind of real-time monitoring system of environment linkage |
| CN108229013B (en) * | 2017-12-29 | 2018-10-12 | 四川大学 | A kind of full ventilation by force draft required airflow computational methods in Ramp urban road tunnel |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2595889B2 (en) * | 1994-02-26 | 1997-04-02 | 日新電機株式会社 | Tunnel ventilation control method |
| CN101235723B (en) * | 2008-02-02 | 2010-08-18 | 西南交通大学 | Express highway section multi- tunnel gathering type intelligent aeration control method |
| CN102400701A (en) * | 2010-09-10 | 2012-04-04 | 上海同岩土木工程科技有限公司 | Road tunnel intercommunication type longitudinal ventilation mode |
| CN202325613U (en) * | 2011-11-11 | 2012-07-11 | 中铁第四勘察设计院集团有限公司 | Ventilation system for sector tunnel of subway |
| CN103197645A (en) * | 2013-04-03 | 2013-07-10 | 昆明联诚科技有限公司 | Expressway programmable logic controller (PLC) tunnel monitoring system |
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