CN107269306A - Double hole highway tunnel construction ventilating systems - Google Patents
Double hole highway tunnel construction ventilating systems Download PDFInfo
- Publication number
- CN107269306A CN107269306A CN201710544128.8A CN201710544128A CN107269306A CN 107269306 A CN107269306 A CN 107269306A CN 201710544128 A CN201710544128 A CN 201710544128A CN 107269306 A CN107269306 A CN 107269306A
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- transverse passage
- tunnel
- air
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- 238000010276 construction Methods 0.000 title claims abstract description 47
- 230000007613 environmental effect Effects 0.000 claims abstract description 36
- 238000012544 monitoring process Methods 0.000 claims abstract description 24
- 230000033228 biological regulation Effects 0.000 claims abstract description 20
- 238000009423 ventilation Methods 0.000 claims abstract description 12
- 238000004891 communication Methods 0.000 claims abstract description 5
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims description 13
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 12
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 11
- 239000001301 oxygen Substances 0.000 claims description 11
- 229910052760 oxygen Inorganic materials 0.000 claims description 11
- 239000000428 dust Substances 0.000 claims description 9
- 239000011521 glass Substances 0.000 claims description 9
- 229910021419 crystalline silicon Inorganic materials 0.000 claims description 7
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 6
- 239000002313 adhesive film Substances 0.000 claims description 6
- 229910000037 hydrogen sulfide Inorganic materials 0.000 claims description 6
- 239000012528 membrane Substances 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 230000001276 controlling effect Effects 0.000 claims description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 3
- 238000004026 adhesive bonding Methods 0.000 claims description 3
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims 1
- 239000013078 crystal Substances 0.000 claims 1
- 229910052710 silicon Inorganic materials 0.000 claims 1
- 239000010703 silicon Substances 0.000 claims 1
- 239000007789 gas Substances 0.000 description 12
- 239000003344 environmental pollutant Substances 0.000 description 6
- 231100000719 pollutant Toxicity 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 230000000505 pernicious effect Effects 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241001269238 Data Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 210000004291 uterus Anatomy 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH 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 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
- E21F1/08—Ventilation arrangements in connection with air ducts, e.g. arrangements for mounting ventilators
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
- E21F1/10—Air doors
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The invention discloses a kind of pair of hole highway tunnel construction ventilating system, including air intake lane and return airway, the front end of air intake lane and return airway is face, air intake lane is connected with return airway leading portion by a leading portion transverse passage-way, at least one stage casing transverse passage-way is provided between leading portion transverse passage-way and tunnel portal, stage casing transverse passage-way is connected in communication between air intake lane and return airway；Also include being used to gather the environmental monitoring unit of environmental data in tunnel, unit ventilators and the automatic control unit of control unit ventilators work for divulging information in tunnel；Unit ventilators includes being arranged on the air intake unit of air intake lane, is arranged on the exhausting unit of return airway and is arranged in leading portion transverse passage-way and stage casing transverse passage-way and towards the blower unit of return airway；Automatic control unit includes fuzzy controller, PLC and the Fan Regulation controller being sequentially connected；The present invention can solve the problem of existing major long tunnel ventilation automaticity is low, drafting efficiency is low.
Description
Technical field
The present invention relates to constructing tunnel field, more particularly to a kind of pair hole highway tunnel construction ventilating system.
Background technology
At present, with the fast development of communication, the construction of highway, railway and major long tunnel under water over strait is increasingly
Many, and these engineerings are often the main projects of whole engineering, its main cause is that long construction period, construction environment are poor,
The unidirectional digging footage time is long in construction；And in addition to the pollutant near tunnel tunnel face is difficult to discharge, behind tunnel
Construction area brings secondary pollution, has had a strong impact on the construction speed of Tunnel Engineering and the health of workman；Especially highlands
Also there is face, nearby oxygen content is not enough, causes construction operation device efficiency to decline, workman frequently change or carry compared with
Weight oxygen supply equipment work, has a strong impact on the efficiency of constructing tunnel.
Traditional major long tunnel construction ventilation mode mainly uses the modes such as parallel pilot tunnel, inclined shaft or vertical shaft, applies
The work cycle is long, less efficient；Also, it is low using measuring method efficiency such as traditional pernicious gases and dust content in construction, into
This height is also not prompt enough；And use continuous draft type keep construction tunnel in environmental standard it is up to standard, it is clear that efficiency compared with
It is high；However, with the increase of tunnel piercing length, the discharge of poisonous waste and dilution in tunnel are difficult, logical by increasing auxiliary
Wind time, increase auxiliary construction vent passages are relatively difficult by artificial control discharge and dilution evil material, use automatic control
System processed is present construction general orientation.
The content of the invention
In view of this, it is existing to solve it is an object of the invention to provide a kind of pair of hole highway tunnel construction ventilating system
The problem of major long tunnel ventilation automaticity is low, drafting efficiency is low.
Double hole highway tunnel construction ventilating systems of the present invention, including air intake lane and return airway, the air intake lane and return air
The front end in lane is face, and the air intake lane is connected with return airway leading portion by a leading portion transverse passage-way, and the leading portion is horizontal logical
At least one stage casing transverse passage-way is provided between road and tunnel portal, the stage casing transverse passage-way connection is in communication with air intake lane and return airway
Between；Also include being used to gather the environmental monitoring unit of environmental data in tunnel, unit ventilators and use for divulging information in tunnel
In the automatic control unit that unit ventilators is controlled according to the environmental data collected；The unit ventilators includes being arranged on air intake lane
Air intake unit, be arranged on the exhausting unit of return airway and be arranged in leading portion transverse passage-way and stage casing transverse passage-way and towards return airway
Blower unit；The automatic control unit includes fuzzy controller, PLC and the Fan Regulation control being sequentially connected
Device, the fuzzy controller is connected by data transmission unit with environmental monitoring unit, the Fan Regulation controller and ventilation
Unit is connected.
Further, the air intake unit includes being located at first air inlet fan at air intake lane entrance to a lane and to be located at leading portion transverse passage-way close
Second air inlet fan of air intake lane entrance to a lane side, the outlet air end of first air inlet fan and the outlet air end of the second air inlet fan are towards tunnel
Road face.
Further, the exhausting unit includes being located at first air exhauster at return airway entrance to a lane and to be located at leading portion transverse passage-way close
Second air exhauster of return airway entrance to a lane side, the outlet air end of first air exhauster and the outlet air end of the second air exhauster dorsad tunnel
Road face.
Further, the distance between second air inlet fan, the second air exhauster and leading portion transverse passage-way are 40m-60m.
Further, the environmental monitoring unit includes being used to detect the dust sensor of dust concentration, for detecting an oxygen
Change carbon monoxide transducer, the air velocity transducer for detecting wind speed, the hydrogen sulfide for detecting concentration of hydrogen sulfide of concentration of carbon
Sensor, the nitric oxide sensor for detecting nitric oxide concentration, the oxygen sensor for detecting oxygen concentration and use
In the methane transducer of detection methane concentration.
Further, the leading portion transverse passage-way and stage casing transverse passage-way are provided with the air door for regulating and controlling ventilation.
Further, D/A converting units, the D/A conversions are connected between the PLC and Fan Regulation controller
Unit includes the D/A converter being connected with the output end of PLC, is connected to the output end and blower fan of the D/A converter
The signal amplifier between the input of controller is adjusted, and is connected to the input and signal amplifier of D/A converter
Overvoltage crowbar between output end.
Further, in addition to the auxiliary reclay that is connected between the D/A converting units and Fan Regulation controller and
The central control equipment being connected with the Fan Regulation controller.
Further, in addition to for providing the power unit of electric energy for environmental monitoring unit and unit ventilators；The electric power
Unit includes solar photovoltaic assembly, MPPT controller, battery and inverter, and the solar photovoltaic assembly is located at outside tunnel
And its output end is connected with the input of MPPT controller, the output end of the MPPT controller and the input phase of battery
Even, the output end of the battery is connected with the input of inverter, the output end of the inverter respectively with environmental monitoring list
The power input end of member and unit ventilators is connected.
Further, the solar photovoltaic assembly includes battery assembly and the frame for self-contained battery assembly；The electricity
Pond assembly includes photovoltaic glass, front adhesive film, some crystalline silicon battery plates, rear layer glued membrane and the photovoltaic back of spaced array arrangement
Plate, photovoltaic glass, front adhesive film, crystalline silicon battery plate, rear layer glued membrane and photovoltaic back stack gradually gluing from top to bottom；It is described
Frame includes frame body and adjusting bracket；The frame body includes upper strut rail in, middle strut rail, lower lagging, side plate and envelope
Plate, the upper strut rail is in, middle strut rail, lower lagging is connected with side plate successively from top to bottom, wherein the middle cross rib, lower strut rail
Plate, side plate and shrouding formation rectangle frame；The adjusting bracket includes shape between bottom plate and two pieces of stringer boards perpendicular to bottom plate, two stringer boards
Into the storage tank for housing rectangle frame, the rectangle frame can in storage tank along bottom plate movement in vertical direction and pass through connection
Part is positioned.
Beneficial effects of the present invention：
The present invention double hole highway tunnel construction ventilating systems, due to the setting of blower unit, in return airway, wind speed from
Face is to the stepped increase of tunnel portal, and the low tunnel construction sections wind speed of pollutant concentration is low, the high tunnel construction sections wind of pollution concentration
It is fast high, on the basis of ensureing that pollutant concentration is maintained in scope of design, it can dramatically reduce energy consumption；By using ring
Border monitoring unit in major long tunnel construction environment carry out in real time monitoring obtains real time environmental data, by control unit according to
The real time environmental data control unit ventilators work detected, to ensure pernicious gas and dust in tunnel, oxygen content etc.
In rational scope, construction technology environmental requirement is met, while having saved use and the run time of instrument and equipment, tunnel is reduced
Bad construction environment is caused in road construction accident and loss, have ensured the personal safety of operating personnel；Also, it need not build
Secondary ventilation vertical shaft and inclined shaft etc., have saved engineering construction time and expense, have reduced construction costs；In addition, the structure makes
It is strong with flexibility, automatic, intelligence, energy-saving and environmental protection, the effect of accelerating construction progress are served, existing major long tunnel is solved and leads to
The problem of wind automaticity is low, drafting efficiency is low.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and examples：
Fig. 1 is tunnel structure schematic diagram of the invention；
Fig. 2 is control block diagram of the invention；
Fig. 3 is the structured flowchart of the power unit of the present invention；
Fig. 4 is the structure chart of the solar photovoltaic assembly of the present invention.
Embodiment
As shown in Figures 1 to 4：Double hole highway tunnel construction ventilating systems of the present embodiment, including air intake lane 101 and return air
The front end of lane 102, the air intake lane 101 and return airway 102 is face 103, the air intake lane 101 and the leading portion of return airway 102
It is connected by a leading portion transverse passage-way 104, it is horizontal provided with least one stage casing between the leading portion transverse passage-way 104 and tunnel portal
Passage 105, the stage casing transverse passage-way 105 is connected in communication between air intake lane 101 and return airway 102；Including for gathering tunnel
The environmental monitoring unit 1 of interior environmental data, for the unit ventilators 2 divulged information in tunnel and for according to the environmental data collected
The automatic control unit for controlling unit ventilators 2 to work；The unit ventilators 2 includes being arranged on air intake lane for being filled with entering for air
Blower fan group, which is arranged on return airway, to be used to discharge the exhausting unit of air and is arranged on leading portion transverse passage-way 104 and stage casing transverse passage-way 105
In and towards the blower unit 33 of return airway 102；The automatic control unit includes fuzzy controller 41, the PLC being sequentially connected
Controller 42 and Fan Regulation controller 43, the fuzzy controller 41 are connected by data transmission unit 5 with environmental monitoring unit 1
Connect, the Fan Regulation controller 43 is connected with unit ventilators 2；Environmental monitoring unit 1 can be by some sensings being located in tunnel
Device is constituted, to detect all kinds of gas datas, the environmental aspect that can reflect in real time in tunnel；Air intake lane 101 and return airway 102 are simultaneously
Row are set；Fuzzy controller 41 can for example use the PLC Step7 chips of Siemens, with the input quantity to environmental monitoring unit 1
Meet the processing of fuzzy control demand；PLC 42 allows user according to corresponding from edlin the need for oneself
User program meet different Automated condtrol requirements；Data transmission unit 5 can be wired or wireless topology, for example may be used
Data transfer is realized by modes such as signal wire, WiFi networks；Fan Regulation controller 43 is responsible for sending control to unit ventilators 2
Signal, adjusts it and opens and closes and power；Due to the setting of blower unit, in return airway, wind speed is in from face to tunnel portal
Stepped increase, the low tunnel construction sections wind speed of pollutant concentration is low, and the high tunnel construction sections wind speed of pollution concentration is high, is ensureing that pollutant is dense
On the basis of degree is maintained in scope of design, energy consumption can be dramatically reduced；By using 1 pair of tunnel of growing up of environmental monitoring unit
Construction environment in road carries out monitoring in real time and obtains real time environmental data, by control unit according to the real time environment number detected
Work, to ensure that pernicious gas and dust in tunnel, oxygen content etc. are in rational scope, meet according to control unit ventilators 2
Construction technology environmental requirement, while having saved use and the run time of instrument and equipment, reduces bad construction in constructing tunnel
Accident and loss that environment is caused, have ensured the personal safety of operating personnel；Also, secondary ventilation vertical shaft need not be built and oblique
Well etc., has saved engineering construction time and expense, has reduced construction costs；In addition, the use flexibility of the structure is strong, serve
Automatically, intelligence, energy-saving and environmental protection, the effect of accelerating construction progress, solve existing major long tunnel ventilation automaticity low, logical
The problem of wind efficiency is low.
In the present embodiment, the air intake unit includes being located at the first air inlet fan 31a at the entrance to a lane of air intake lane 101 and is located at leading portion
Transverse passage-way 104 is close to the second air inlet fan 31b of entrance to a lane side of air intake lane 101, the outlet air end and second of the first air inlet fan 31a
Air inlet fan 31b outlet air end is towards tunnel tunnel face 103；First air inlet fan 31a, the second air inlet fan 31b are by fresh air
In (without shown in the arrow of open circles in Fig. 1) feeding tunnel；First air inlet fan 31a, the second air inlet fan 31b are to tunnel front end
Air blast so that dirty gas (in Fig. 1 shown in the arrow with open circles) enters return airway 102 from leading portion transverse passage-way 104；Due to face
Dirty gas concentration at 103 reaches maximum, and the second air inlet fan 31b is being set at face 103, dirty gas can be effectively improved
Evacuate speed；With going deep into for excavation, the 3rd air inlet fan also can be set between the first air inlet fan 31a and the second air inlet fan 31b；
Second air inlet fan 31b is preferably moveable structure, is moved with the propulsion with leading portion transverse passage-way 104；Second air inlet fan 31b
Can be 40m-60m, preferably 50m with the distance between leading portion transverse passage-way 104.
In the present embodiment, the exhausting unit includes being located at the first air exhauster 32a at the entrance to a lane of return airway 102 and is located at leading portion
Transverse passage-way 104 is close to the second air exhauster 32b of entrance to a lane side of return airway 102, the outlet air end and second of the first air exhauster 32a
Air exhauster 32b outlet air end dorsad tunnel tunnel face 103；First air exhauster 32a, the first air exhauster 32a are used to dirty gas
Detached from tunnel；First air exhauster 32a, the second air exhauster 32b to tunnel portal air blast so that opposite side formation negative pressure and
Dirty gas is promoted to be moved to tunnel portal；Because the dirty gas concentration at face 103 reaches maximum, at face 103
Second air exhauster 32b is set, the evacuation speed of dirty gas can be effectively improved；With going deep into for excavation, in the first air exhauster 32a and
The 3rd air exhauster also can be set between two air exhauster 32b；Second air exhauster 32b is preferably moveable structure, with leading portion
The propulsion of transverse passage-way 104 and move；The distance between second air exhauster 32b and leading portion transverse passage-way 104 can be 40m-60m, preferably
For 50m；Blower unit 33 then produces the wind for blowing to return airway 102, promotes the air in air intake lane 101 to be flowed to return airway 102,
Improve the efficiency of ventilation decontamination.
In the present embodiment, the environmental monitoring unit 1 includes being used to detect the dust sensor 11 of dust concentration, for visiting
Survey the carbon monoxide transducer 12 of carbonomonoxide concentration, it is the air velocity transducer 13 for detecting wind speed, dense for detecting hydrogen sulfide
The hydrogen sulfide sensor 14 of degree, the nitric oxide sensor 15 for detecting nitric oxide concentration, for detecting oxygen concentration
Oxygen sensor 16 and the methane transducer 17 for detecting methane concentration；The operation principle and structure of each sensor with it is existing
Technology is consistent, will not be repeated here；Each sensor may be provided between leading portion transverse passage-way 104 and face 103, to improve gas inspection
The precision of survey；Each sensor is connected with corresponding fuzzy controller 41 respectively.
In the present embodiment, the leading portion transverse passage-way and stage casing transverse passage-way are provided with the air door 3 for regulating and controlling ventilation；Wind
Door 3 is easy to ventilation of the regulation by each transverse passage-way, and the Discrete control of return airway pollutant concentration can be achieved；Air door 3 can be electricity
Cervical orifice of uterus structure, it is equally connected with PLC, the control of automatically controlled unit.
In the present embodiment, D/A converting units 6, institute are connected between the PLC 42 and Fan Regulation controller 43
The D/A converter that D/A converting units 6 include being connected with the output end of PLC 42 is stated, the D/A converter is connected to
Signal amplifier between the input of output end and Fan Regulation controller 43, and it is connected to the input of D/A converter
Overvoltage crowbar between the output end of signal amplifier；Discrete digital quantity is converted to connection change by D/A converter
Analog quantity；Signal amplifier increases the power of signal, it is ensured that the smooth transmission of signal；Overvoltage crowbar causes system to have
There is over-voltage protecting function, stopped power supply when overtension, it is ensured that the safety of circuit and each electronic unit；Meanwhile, in addition to even
The auxiliary reclay 7 that is connected between the D/A converting units 6 and Fan Regulation controller 43 and with the Fan Regulation controller
The central control equipment 8 of 43 connections；Central control equipment can be with large conference room, field panel curtain or the prison individually set up
Control room to constitute, automatic, manual and emergency stop button is set for indoor heating system, the automatic system in tunnel can be adjusted
Section, prevents the wasting of resources.
In the present embodiment, in addition to for the power unit for environmental monitoring unit 1 and the offer electric energy of unit ventilators 2；Institute
Stating power unit includes solar photovoltaic assembly 91, MPPT controller 92, battery 93 and inverter 94, the photovoltaic
Component 91 is located at outside tunnel and its output end is connected with the input of MPPT controller 92, the output end of the MPPT controller 92
It is connected with the input of battery 93, the output end of the battery 93 is connected with the input of inverter 94, the inverter
Power input end of 94 output end respectively with environmental monitoring unit 1 and unit ventilators 2 is connected；Solar photovoltaic assembly 91 can be by
Luminous energy is converted into electrical energy for storage in battery 93, and the direct current energy of generation is then transformed into alternating current and exported by inverter 94
Used for environmental monitoring unit 1 and unit ventilators 2, so as to be conducive to the realization of energy-conserving and environment-protective；Moreover, MPPT controller 92 can be right
Maximum power point in photovoltaic array is tracked, and is obtained the scheme of maximum power point, power unit is exported maximum work all the time
Rate, so as to improve solar energy utilization ratio；Certainly, environmental monitoring unit 1 and the Hai Keyu cities of unit ventilators 2 are electrically connected, in electric power list
Member enables civil power when can not meet power demands and is powered.
In the present embodiment, the solar photovoltaic assembly 91 includes battery assembly and the frame for self-contained battery assembly；
The battery assembly include photovoltaic glass 9101, front adhesive film 9102, spaced array arrangement some crystalline silicon battery plates 9103,
Layer glued membrane 9104 and photovoltaic back 9105, photovoltaic glass 9101, front adhesive film 9102, crystalline silicon battery plate 9103, rear layer glue afterwards
Film 9104 and photovoltaic back 9105 stack gradually gluing from top to bottom；The frame includes frame body and adjusting bracket；The side
Frame body includes upper strut rail 912, lower lagging 913, side plate 914 and shrouding 915 in 911, middle strut rail, the upper strut rail side
911st, middle strut rail side 912, lower lagging 913 are connected with side plate 914 successively from top to bottom, wherein the middle cross rib 912, lower lagging
913rd, side plate 914 and the formation rectangle frame of shrouding 915；The adjusting bracket includes bottom plate 916 and two pieces of stringer boards perpendicular to bottom plate 916
917, the storage tank 918 for housing rectangle frame is formed between two stringer boards 917, and the rectangle frame can be in storage tank 918 bottom of along
The movement in vertical direction of plate 916 is simultaneously positioned by connector 919；The distance between upper strut rail side 911 and bottom plate 916 are frame
Integral thickness, because rectangle frame can be positioned along the movement in vertical direction of bottom plate 916 in storage tank 918 by connector 919,
So as to adjust the distance between upper strut rail side 911 and bottom plate 916 so that the integral thickness of frame can adjust, in transport
Thickness can be dropped to increase the packaging quantity of low photovoltaic module, cost of transportation is reduced；Photovoltaic glass 9101 is transmissive glass, in place
A pair of diffusing reflection portions and a pair of refraction parts are provided with photovoltaic glass 9101 between two neighboring crystalline silicon battery plate 9103,
A pair of diffusing reflection portions are located between a pair of refraction parts, and incident ray is mapped to refraction part after being reflected through diffusing reflection portion, then through refraction part
It is mapped to after refraction on crystalline silicon battery plate 9103；Stringer board 917 is provided with the connecting hole 917a parallel to bottom plate 916, rectangle frame
Provided with least two groups adjustment hole 91a being uniformly arranged from top to bottom, connector 919 is bolt, and bolt is through connecting hole and accordingly
Adjustment hole and rectangle frame is positioned at adjusting bracket.
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 skill of the 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 (10)
1. a kind of pair of hole highway tunnel construction ventilating system, it is characterised in that：Including air intake lane and return airway, the air intake lane and
The front end of return airway is face, and the air intake lane is connected with return airway leading portion by a leading portion transverse passage-way, the leading portion
At least one stage casing transverse passage-way is provided between transverse passage-way and tunnel portal, the stage casing transverse passage-way connection is in communication with air intake lane and returns
Between air way；Also include being used to gather the environmental monitoring unit of environmental data in tunnel, the unit ventilators for divulging information in tunnel
And for the automatic control unit according to the environmental data control unit ventilators work collected；The unit ventilators includes setting
Air intake unit in air intake lane, it is arranged on the exhausting unit of return airway and is arranged in leading portion transverse passage-way and stage casing transverse passage-way and court
To the blower unit of return airway；Fuzzy controller, PLC and the blower fan that the automatic control unit includes being sequentially connected are adjusted
Controller is saved, the fuzzy controller is connected by data transmission unit with environmental monitoring unit, the Fan Regulation controller
It is connected with unit ventilators.
2. according to claim 1 pair of hole highway tunnel construction ventilating system, it is characterised in that：The air intake unit includes
It is located at first air inlet fan at air intake lane entrance to a lane and is located at second air inlet fan of the leading portion transverse passage-way close to air intake lane entrance to a lane side, it is described
The outlet air end of the outlet air end of first air inlet fan and the second air inlet fan is towards tunnel tunnel face.
3. according to claim 2 pair of hole highway tunnel construction ventilating system, it is characterised in that：The exhausting unit includes
It is located at first air exhauster at return airway entrance to a lane and is located at second air exhauster of the leading portion transverse passage-way close to return airway entrance to a lane side, it is described
The outlet air end of the outlet air end of first air exhauster and the second air exhauster dorsad tunnel tunnel face.
4. according to claim 3 pair of hole highway tunnel construction ventilating system, it is characterised in that：Second air inlet fan,
The distance between second air exhauster and leading portion transverse passage-way are 40m-60m.
5. according to claim 3 pair of hole highway tunnel construction ventilating system, it is characterised in that：The environmental monitoring unit
Carbon monoxide transducer including the dust sensor for detecting dust concentration, for detecting carbonomonoxide concentration, for visiting
Survey the air velocity transducer of wind speed, the hydrogen sulfide sensor for detecting concentration of hydrogen sulfide, for detect nitric oxide concentration one
Nitrogen oxide sensor, the oxygen sensor for detecting oxygen concentration and the methane transducer for detecting methane concentration.
6. according to claim 1 pair of hole highway tunnel construction ventilating system, it is characterised in that：The leading portion transverse passage-way and
Stage casing transverse passage-way is provided with the air door for regulating and controlling ventilation.
7. according to claim 6 pair of hole highway tunnel construction ventilating system, it is characterised in that：The PLC and
D/A converting units are connected between Fan Regulation controller, the D/A converting units include connecting with the output end of PLC
The D/A converter connect, the signal being connected between the input of the output end of the D/A converter and Fan Regulation controller is put
Big device, and the overvoltage crowbar being connected between the input of D/A converter and the output end of signal amplifier.
8. according to claim 7 pair of hole highway tunnel construction ventilating system, it is characterised in that：It is also described including being connected to
Auxiliary reclay between D/A converting units and Fan Regulation controller and the center control being connected with the Fan Regulation controller
Control equipment.
9. according to claim 8 pair of hole highway tunnel construction ventilating system, it is characterised in that：It is environment also to include being used for
Monitoring unit and unit ventilators provide the power unit of electric energy；The power unit includes solar photovoltaic assembly, MPPT and controlled
Device, battery and inverter, the solar photovoltaic assembly be located at outside tunnel and its output end and MPPT controller input
It is connected, the output end of the MPPT controller is connected with the input of battery, the output end of the battery and inverter
Input is connected, and the power input end of the output end of the inverter respectively with environmental monitoring unit and unit ventilators is connected.
10. according to claim 9 pair of hole highway tunnel construction ventilating system, it is characterised in that：The photovoltaic
Component includes battery assembly and the frame for self-contained battery assembly；The battery assembly include photovoltaic glass, front adhesive film,
Some crystalline silicon battery plates, rear layer glued membrane and the photovoltaic back arranged every array, photovoltaic glass, front adhesive film, crystal silicon cell
Piece, rear layer glued membrane and photovoltaic back stack gradually gluing from top to bottom；The frame includes frame body and adjusting bracket；The side
Frame body includes upper strut rail in, middle strut rail, lower lagging, side plate and shrouding, and the upper strut rail is in, middle strut rail, lower strut rail
Plate is connected with side plate successively from top to bottom, wherein the middle cross rib, lower lagging, side plate and shrouding formation rectangle frame；The regulation
Frame includes forming the storage tank for housing rectangle frame, the square between bottom plate and two pieces of stringer boards perpendicular to bottom plate, two stringer boards
Shape frame can in storage tank along bottom plate movement in vertical direction and positioned by connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710544128.8A CN107269306A (en) | 2017-07-05 | 2017-07-05 | Double hole highway tunnel construction ventilating systems |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710544128.8A CN107269306A (en) | 2017-07-05 | 2017-07-05 | Double hole highway tunnel construction ventilating systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107269306A true CN107269306A (en) | 2017-10-20 |
Family
ID=60073338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710544128.8A Pending CN107269306A (en) | 2017-07-05 | 2017-07-05 | Double hole highway tunnel construction ventilating systems |
Country Status (1)
| Country | Link |
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| CN (1) | CN107269306A (en) |
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| CN113312698A (en) * | 2021-06-11 | 2021-08-27 | 四川农业大学 | Design method of transverse channel containing oxygen supply space of high-altitude railway tunnel |
| CN113339070A (en) * | 2021-05-28 | 2021-09-03 | 南京工业大学 | Method for evaluating effect of inhibiting smoke streaming of double-hole tunnel by adopting baffle |
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Application publication date: 20171020 |