WO2013086850A1 - Système d'extraction descendante d'air et procédé pour air de tunnel - Google Patents

Système d'extraction descendante d'air et procédé pour air de tunnel Download PDF

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Publication number
WO2013086850A1
WO2013086850A1 PCT/CN2012/077811 CN2012077811W WO2013086850A1 WO 2013086850 A1 WO2013086850 A1 WO 2013086850A1 CN 2012077811 W CN2012077811 W CN 2012077811W WO 2013086850 A1 WO2013086850 A1 WO 2013086850A1
Authority
WO
WIPO (PCT)
Prior art keywords
air
tunnel
exhaust
fresh air
wind
Prior art date
Application number
PCT/CN2012/077811
Other languages
English (en)
Chinese (zh)
Inventor
臧筑华
张鸿瑞
魏德立
孙泽山
刘军
刘小强
尚奎杰
屠雪临
张洪生
杨永安
张津奕
臧今楠
刘运启
杨奎
李文锋
Original Assignee
天津建院建筑设计有限公司
天津得圣太阳能科技有限公司
天津市建筑设计院
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 天津建院建筑设计有限公司, 天津得圣太阳能科技有限公司, 天津市建筑设计院 filed Critical 天津建院建筑设计有限公司
Publication of WO2013086850A1 publication Critical patent/WO2013086850A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
    • F28D20/0056—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using solid heat storage material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2265/00—Safety or protection arrangements; Arrangements for preventing malfunction
    • F28F2265/26—Safety or protection arrangements; Arrangements for preventing malfunction for allowing differential expansion between elements
    • 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
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/14—Thermal energy storage
    • 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
    • Y02E70/00—Other energy conversion or management systems reducing GHG emissions
    • Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin

Definitions

  • the invention relates to a tunnel air exhausting system and method, in particular, a duct and an air outlet are arranged in a lower part of a tunnel, a new air duct and a fresh air outlet are arranged in an upper part of the tunnel, and a wind turbine is installed in the air outlet, outside the tunnel
  • a synchronous air exchange device is set up, which utilizes the wind pressure of the motor vehicle in the tunnel and the wind energy outside the tunnel to absorb the exhaust of the motor vehicle from the lower part of the tunnel, and the fresh air is sent to the upper part, and the short tunnel can realize the no-power noise, and the pollutant gas is discharged after being treated.
  • New systems and new technologies can be widely used in tunnel ventilation, and belong to the fields of construction engineering and ventilation purification.
  • the current ventilation and ventilation are all using electric energy, the upper agitating and exhausting method, high energy consumption, high noise, and the human body is diluted by polluting gas.
  • the environment For example: The Qinling Zhongnanshan Highway Tunnel uses the world's largest diameter and highest depth shaft ventilation project. The three ventilation shafts have a maximum depth of 661 meters and a maximum shaft diameter of 11.5 meters.
  • the system and method for exhausting air under the tunnel air of the invention adopts the method of sending up and down, using the wind pressure of the motor vehicle to directly inhale the dangerous exhaust gas from the lower part and filtering the air to reduce air pollution; using the wind energy to send fresh air in the upper part Improve the internal environment of the tunnel; turn off the air supply in the event of fire, increase the exhaust air, and achieve rapid anaerobic fire extinguishing; short tunnel can be realistic and no power noise
  • a tunnel air exhausting system and method an exhaust duct and an exhaust vent are arranged at a lower part of the tunnel, and a new air duct and a fresh air vent are arranged at an upper part; a wind turbine is arranged at an air vent in the tunnel, and the wind pressure is directly absorbed by the motor vehicle. Filter motor vehicle exhaust; use wind energy to input fresh air and exhaust air simultaneously.
  • the invention has the following features:
  • the tuyere greets the direction of travel of the motor vehicle, and the axial flow fan impeller and the centrifugal fan impeller are installed at the exhaust end.
  • the axial flow fan impeller is outside the air duct opening, and the centrifugal fan impeller is inside the air duct opening.
  • FIG. 1 is a schematic diagram of the tunnel air exhaust system
  • Figure 2 is a schematic diagram of the arrangement and structure of the two types of wind turbine impellers at the exhaust end.
  • Tunnel 1 fresh air connection pipe 2, fresh air outlet 3 in the tunnel, air exhaust device 4, air treatment base cleaning door 5, air treatment base 6, wind treatment base connection 7, exhaust air power unit 8, exhaust fire prevention Valve 9, Exhaust pipe fire damper 10, Exhaust shaft 11, Exhaust vent 12, Exhaust wind wheel 13, Fresh air vent 14, New wind wheel 15, Fresh wind wheel support 16, Wind wheel 17, Fresh air shaft 18 , Xinfeng fire damper 19, fresh air duct fire damper 20, fresh air power unit 21.
  • the shaft effect the bottom-up airflow in the exhaust duct drives the exhaust wind wheel 13 to rotate, the air outlet 12 inside the tunnel is in a negative pressure state, the motor vehicle travels, and the exhaust gas is sucked into the air exhaust port;
  • Section 7 divides the shaft into two independent airflow passages.
  • the fresh air wind turbine is driven by the exhaust wind turbine 13 and the wind turbine 17 to input fresh air to the tunnel synchronously with the exhaust air, and the fresh air outlet 3 in the tunnel is in a positive pressure state.
  • the upper part of the top of the machine forms a flow of air to the rear of the vehicle, accelerating the fresh air to the tunnel.
  • the airflow of the exhaust main pipe 22 drives the centrifugal wind turbine 23 and the axial flow wind turbine 26 to internally input the lower gas of the tunnel, the air pressure of the motor vehicle, and increase the conveying speed.
  • the exhaust duct is arranged in the lower part of the non-motor vehicle road or in the lower wall wall; two types of wind turbine impellers are arranged at the air outlet, and the two types of wind turbines are in the negative pressure state.
  • the impeller quickly inhales the exhaust gas under the action of the wind pressure generated by the motor vehicle, and is treated by a universal filtering device to effectively reduce the content of harmful substances in the exhaust gas discharged from the exhaust air.
  • the upper fresh air duct is disposed above the top height of the motor vehicle, and the air supply port is The positive pressure state, the motor vehicle travels, the air generated at the top causes the fresh air to be quickly discharged, the ventilation mode of the upper and lower rows, the airflow perceived by the personnel has no pollutants, and the oxygen content of the motor vehicle is increased, and the engine improves the performance and reduces the exhaust gas. Substance emissions.
  • the partition shaft is provided with a partition shaft outside the tunnel, and a wind turbine is used to synchronously drive two impellers.
  • the axial flow impeller drives the exhaust, and the air outlets in the tunnel are in a negative pressure state.
  • the centrifugal impeller drives the fresh air, and the new air outlets in the tunnel are in a positive pressure state.
  • the ventilation system is respectively equipped with fire-proof valves, and the air duct system is installed according to the general ventilation air duct installation method.
  • the lower part is equipped with a large-volume base to install a universal muffler and dust removal device to improve the fresh air cleanliness level and reduce harmful substances in the exhaust air.
  • the exhaust gas is directly sucked into the exhaust end, and the universal filtering device reduces harmful emissions.
  • the fresh air is filtered and sent to the human sensing area, and is also the inhalation area of the motor vehicle, increasing the oxygen content of the air, further reducing the generation of harmful substances and improving the comfort of the human body. parameter.
  • the air duct is sealed.
  • the conditional place is equipped with a static pressure tank and a fresh air booster according to the length of 500m.
  • the booster is driven by a fan, and the exhaust port filter is replaced by a cleaning method, which is periodically replaced and reused.
  • Fresh air connection pipe 2, fresh air outlet in the tunnel 3, air exhaust device 4 uses a common ventilation air duct processing and installation method.
  • Wind treatment pedestal cleaning door 5 air treatment pedestal 6, wind treatment pedestal connection 7 civil construction, permanent construction, according to tunnel parameters, traffic flow parameters, proportional design size, universal use in wind handling pedestal connection 7
  • the method of setting up and down connecting and isolating the shaft splitting device ensures that the two shaft airflows are independent and the shaft is stable.
  • Wind treatment pedestal cleaning door 5 As a regular cleaning of discharge sediments or placement of air treatment purification system channels, set up fresh air and exhaust two cleaning doors.
  • Exhaust power device 8 exhaust fire damper 9, exhaust pipe fire damper 10, exhaust shaft 11, exhaust vent 12, exhaust wind wheel 13, when there is a dangerous substance leak in the tunnel, open the exhaust power device 8,
  • the exhaust fire damper 9 and the exhaust duct fire damper 10 are interlocked, 10 is closed when opening 9 and 9 is closed when 10 is opened.
  • the device 21, the fresh air fire damper 19 and the fresh air duct fire damper 20 are interlocked, and when the opening 19 is turned off, 20 is turned off, and when the opening 20 is turned off, 19 is turned off.
  • the exhaust main pipe 22 is processed and installed according to the general ventilation method, and the variable diameter treatment is performed.
  • the universal centrifugal wind wheel 23 is installed inside the air inlet by a universal centrifuge bracket 24, and the filter cover 25 is installed outside the air inlet;
  • the axial flow type wind wheel 26 is installed at the air inlet, the filter cover 27 is installed at the outermost side, and the fire damper 28 can be installed in the main pipe or the branch pipe.
  • the universal fan impeller and frame are selected to eliminate the motor installation and directly applied to the exhaust side and the fresh air end. Air conditioning ventilation is adopted, the axial flow fan filter device is on the impeller air supply side, and the centrifugal fan filter device is on the impeller suction side.
  • Electric drive fans are connected in parallel.
  • an electrically driven fan is installed at intervals to serve as a fresh air and exhaust air booster.

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ventilation (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Cage And Drive Apparatuses For Elevators (AREA)
  • Air-Conditioning For Vehicles (AREA)
  • Road Paving Machines (AREA)

Abstract

L'invention concerne un système d'extraction descendante d'air pour air de tunnel, un conduit d'extraction d'air et une bouche (4) d'évacuation d'air étant placés dans la partie inférieure du tunnel, et un conduit (2) d'air frais et une ouverture (3) pour air frais étant placés dans la partie supérieure du tunnel. Une éolienne (13) est installée au niveau d'une bouche (12) d'évacuation d'air et un appareil d'échange d'air synchronisé est placé à l'extérieur du tunnel. En utilisant la pression de l'air de véhicules à moteur circulant à l'intérieur du tunnel et l'énergie éolienne à l'extérieur du tunnel, des gaz d'échappement provenant des véhicules à moteur sont aspirés hors de la partie inférieure du tunnel et de l'air frais et propre est introduit dans la partie supérieure. L'invention concerne également un procédé d'extraction descendante d'air pour air de tunnel, caractérisé en ce qu'en utilisant la pression de l'air de véhicules à moteur circulant à l'intérieur du tunnel et l'énergie éolienne à l'extérieur du tunnel, des gaz d'échappement provenant des véhicules à moteur sont aspirés hors de la partie inférieure du tunnel et en ce que de l'air frais et propre est introduit dans la partie supérieure. Il est possible d'atteindre un bruit de puissance nulle dans les tunnels courts, et les gaz polluants sont évacués après avoir été traités.
PCT/CN2012/077811 2011-12-15 2012-06-29 Système d'extraction descendante d'air et procédé pour air de tunnel WO2013086850A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2011104118136A CN102514999A (zh) 2011-12-15 2011-12-15 运行中自动下排风的电梯轿厢及其通风方法
CN201110411813.6 2011-12-15

Publications (1)

Publication Number Publication Date
WO2013086850A1 true WO2013086850A1 (fr) 2013-06-20

Family

ID=46286155

Family Applications (5)

Application Number Title Priority Date Filing Date
PCT/CN2012/077401 WO2013086844A1 (fr) 2011-12-15 2012-06-24 Dispositif et procédé d'accumulation de chaleur à l'aide d'asphalte
PCT/CN2012/077488 WO2013086846A1 (fr) 2011-12-15 2012-06-26 Système et procédé de purification et de ventilation de cabine de péage
PCT/CN2012/077811 WO2013086850A1 (fr) 2011-12-15 2012-06-29 Système d'extraction descendante d'air et procédé pour air de tunnel
PCT/CN2012/078004 WO2013086852A1 (fr) 2011-12-15 2012-06-30 Système d'extraction d'air vers le bas et méthode pour l'air d'un tunnel
PCT/CN2012/078009 WO2013086853A1 (fr) 2011-12-15 2012-07-02 Noyau de récupération et d'échange de chaleur et procédé d'échange de chaleur

Family Applications Before (2)

Application Number Title Priority Date Filing Date
PCT/CN2012/077401 WO2013086844A1 (fr) 2011-12-15 2012-06-24 Dispositif et procédé d'accumulation de chaleur à l'aide d'asphalte
PCT/CN2012/077488 WO2013086846A1 (fr) 2011-12-15 2012-06-26 Système et procédé de purification et de ventilation de cabine de péage

Family Applications After (2)

Application Number Title Priority Date Filing Date
PCT/CN2012/078004 WO2013086852A1 (fr) 2011-12-15 2012-06-30 Système d'extraction d'air vers le bas et méthode pour l'air d'un tunnel
PCT/CN2012/078009 WO2013086853A1 (fr) 2011-12-15 2012-07-02 Noyau de récupération et d'échange de chaleur et procédé d'échange de chaleur

Country Status (2)

Country Link
CN (1) CN102514999A (fr)
WO (5) WO2013086844A1 (fr)

Families Citing this family (6)

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CN102514999A (zh) * 2011-12-15 2012-06-27 天津恩泽人预防医学工程研究中心 运行中自动下排风的电梯轿厢及其通风方法
US9411942B2 (en) 2013-08-30 2016-08-09 D&M Holdings, Inc. Network device, system and method for rendering an interactive multimedia playlist
CN104030131A (zh) * 2014-04-29 2014-09-10 苏州中远电梯有限公司 一种电梯轿厢的减噪通风结构
CN104089359B (zh) * 2014-07-23 2016-08-24 重庆工业职业技术学院 利用电梯运行气压差对电梯轿厢进行排气换风的装置
CN109019265B (zh) * 2018-09-28 2019-09-27 江苏施塔德电梯有限公司 一种超高速电梯导风罩
CN113137339A (zh) * 2021-05-08 2021-07-20 晋能控股煤业集团轩岗煤电有限责任公司 一种增加风机静压回收矿井回风流能量的发电装置

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Also Published As

Publication number Publication date
WO2013086852A1 (fr) 2013-06-20
CN102514999A (zh) 2012-06-27
WO2013086844A1 (fr) 2013-06-20
WO2013086853A1 (fr) 2013-06-20
WO2013086846A1 (fr) 2013-06-20

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