EP4389557A1 - Système anti-escalade intelligent de train ferroviaire, procédé de commande et train ferroviaire - Google Patents

Système anti-escalade intelligent de train ferroviaire, procédé de commande et train ferroviaire Download PDF

Info

Publication number
EP4389557A1
EP4389557A1 EP22882626.9A EP22882626A EP4389557A1 EP 4389557 A1 EP4389557 A1 EP 4389557A1 EP 22882626 A EP22882626 A EP 22882626A EP 4389557 A1 EP4389557 A1 EP 4389557A1
Authority
EP
European Patent Office
Prior art keywords
creeper
energy
intelligent anti
rail train
rail
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
EP22882626.9A
Other languages
German (de)
English (en)
Inventor
Dawei Chen
Hui Wang
Ning Li
Shaoqing Liu
Guojian Yang
Weijiang HAO
Zhiqiang Zhang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CRRC Qingdao Sifang Co Ltd
Original Assignee
CRRC Qingdao Sifang Co Ltd
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 CRRC Qingdao Sifang Co Ltd filed Critical CRRC Qingdao Sifang Co Ltd
Publication of EP4389557A1 publication Critical patent/EP4389557A1/fr
Pending legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
    • B61F19/00—Wheel guards; Bumpers; Obstruction removers or the like
    • B61F19/04—Bumpers or like collision guards
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61C—LOCOMOTIVES; MOTOR RAILCARS
    • B61C17/00—Arrangement or disposition of parts; Details or accessories not otherwise provided for; Use of control gear and control systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L15/00—Indicators provided on the vehicle or train for signalling purposes
    • B61L15/0081—On-board diagnosis or maintenance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
    • B61L23/04—Control, warning or like safety means along the route or between vehicles or trains for monitoring the mechanical state of the route
    • B61L23/041—Obstacle detection

Definitions

  • the present application relates to the field of rail train safety, and in particularly to an intelligent anti-creeping system for a rail train, a control method, and a rail train.
  • the present application provides an intelligent anti-creeping system for a rail train, which may actively identify an obstacle in front of a vehicle, automatically control an intelligent anti-creeper to make a real-time response, and actively improve energy-absorbing performance, thereby improving a safe collision speed of an urban rail vehicle, protecting personal safety of drivers and passengers, and integrity of a vehicle body structure.
  • the present application further provides a control method of an intelligent anti-creeping system for a rail train.
  • the present application further provides a rail train.
  • the present application provides an intelligent anti-creeping system for a rail train, including:
  • the intelligent anti-creeper further includes a stopper; the energy-absorbing portion has a first position and a second position relative to the anti-creeper body; in the first position, the energy-absorbing portion is at least partially located inside the anti-creeper body; and in the second position, the energy-absorbing portion stretches out of the anti-creeper body and is locked in the second position through the stopper.
  • a triggering mechanism is provided inside the intelligent anti-creeper, and the triggering mechanism is provided at a rear end of the anti-creeper body close to the energy-absorbing portion; and the triggering mechanism is suitable for triggering the energy-absorbing portion to be ejected out of the anti-creeper body.
  • the triggering mechanism is connected communicatively to the control module.
  • the intelligent anti-creeping system further includes an emergency braking module, the emergency braking module is connected communicatively to the control module and used for sending an emergency signal to the control module, and the control module controls the energy-absorbing portion to be ejected out of the anti-creeper body.
  • the emergency braking module is provided in a driver's cab of the rail train.
  • the emergency braking module is an emergency braking button, and the emergency braking button is provided on a console in the driver's cab.
  • the present application further provides a control method of an intelligent anti-creeping system for a rail train, including:
  • calculating the collision energy of the two rail trains based on the relative speed, and comparing the collision energy with the absorbing energy of the intelligent anti-creeper in the retracted state further includes: calculating the collision energy of the two rail trains based on masses of the two rail trains and the relative speed, and comparing the collision energy with the absorbing energy of the intelligent anti-creeper in the retracted state.
  • the embodiment of the present application further provides a rail train, provided with the above-mentioned rail train intelligent anti-creeping system in which the intelligent anti-creeper is installed below a locomotive of the rail train.
  • the intelligent anti-creeping system for the rail train provided in the present application actively determines whether the intelligent anti-creeper needs to be ejected using the control module, thereby improving the energy-absorbing capacity of the anti-creeper.
  • the system has high speed for identification and high reliability, being able to actively improve energy-absorbing performance, thereby improving a safe collision speed of an urban rail vehicle, protecting personal safety of drivers and passengers, and ensuring integrity of the vehicle body structure.
  • control module 1, control module; 2, detection module; 3, intelligent anti-creeper; 31, anti-creeper body; 32, energy-absorbing portion; 33, stopper; 4, emergency braking module.
  • inventions of the present application provide an intelligent anti-creeping system for a rail train.
  • the intelligent anti-creeping system for the rail train includes a detection module 2, an intelligent anti-creeper 3, and a control module 1 connected communicatively to the detection module 2 and the intelligent anti-creeper 3, respectively.
  • the detection module 2 is used for detecting an obstacle in real time, and the detection module 2 may be installed on a locomotive of the rail train to detect the obstacle in front of the rail train; and the detection module 2 may be a signal acquisition sensor or a high-definition camera or other image acquisition devices.
  • the intelligent anti-creeper 3 includes an anti-creeper body 31, and an energy-absorbing portion 32 connected to the anti-creeper body 31 and may stretch relative to the anti-creeper body 31.
  • the anti-creeper body 31 is also an energy absorption module, and the energy-absorbing portion 32 is installed in the anti-creeper body 31.
  • the energy-absorbing portion 32 may stretch out of the anti-creeper body 31 along an axial direction of the anti-creeper body 31, thereby prolonging a total length of an energy absorption structure, increasing an energy-absorbing stroke, and improving passive safety performance.
  • the energy-absorbing portion 32 is at least partially hidden within the anti-creeper body 31, which may neither affect an appearance of the rail train and nor change structure characteristics of the rail train locomotive.
  • the control module 1 is connected communicatively to the detection module 2 and the intelligent anti-creeper 3, respectively.
  • the control module 1 may be a micro-controller used to control the intelligent anti-creeper 3 to act correspondingly based on detection of the obstacle by the detection module 2.
  • To control the intelligent anti-creeper 3 to act correspondingly may be understood as, when the control module 1 determines that collision energy between an obstacle rail train and a host rail train exceeds absorbing energy of the anti-creeper body 31, the control module 1 triggers the energy-absorbing portion 32 to stretch out of the anti-creeper body 31, to improve energy-absorbing capacity of the intelligent anti-creeper 3, and actively improve the energy-absorbing performance, thereby enhancing a safe collision speed of the rail train, protecting the personal safety of drivers and passengers, and ensuring the integrity of a vehicle body structure.
  • the control module 1 determines that the collision energy between the obstacle rail train and the host rail train is within the energy absorption range of the anti-creeper body 31, it is not necessary to send an ejection signal to the intelligent anti-creeper 3. Thus, the intelligent anti-creeper 3 does not eject.
  • the anti-creeper body 31 is an energy-absorbing tube structure, of which a first end is an installation end and a second end is an opening end.
  • the energy-absorbing portion 32 is the energy-absorbing tube structure penetrating inside the anti-creeper body 31, and the anti-creeper body 31 and the energy-absorbing portion 32 are provided coaxially.
  • the anti-creeper body 31 is installed on a vehicle body through the installation end, and the anti-creeper body 31 is not movable.
  • the energy-absorbing portion 32 may stretch to a maximum length relative to the opening end of the anti-creeper body 31.
  • the intelligent anti-creeper 3 further includes a stopper 33.
  • the energy-absorbing portion 32 has a first position and a second position relative to the anti-creeper body 31.
  • the first position the energy-absorbing portion 32 is at least partially located inside the anti-creeper body 31, i.e., the first position is a position where the energy-absorbing portion 32 is not stretched.
  • the second position the energy-absorbing portion 32 stretches out of the anti-creeper body 31 and is locked in the second position through the stopper 33, i.e., the second position is a position where the energy-absorbing portion 32 stretches.
  • positions of the energy-absorbing portion 32 relative to the anti-creeper body 31 may be fixed after the energy-absorbing portion 32 stretches, which increases the energy-absorbing stroke of the intelligent anti-creeper 3.
  • the stopper 33 may be a stop block, and the stop block is installed on the anti-creeper body 31.
  • the stop blocks may be provided on a side wall of the anti-creeper body 31 close to the opening end, with a groove on the side wall of the opening end.
  • An end of the energy-absorbing portion 32 is a front end, and the other end of the energy-absorbing portion 32 is a rear end.
  • the side wall close to the rear end of the energy-absorbing portion 32 is provided with stop grooves corresponding to stop blocks one by one.
  • An end of the stop block is installed on the anti-creeper body 31 through an elastic member, and the other end of the stop block is tilted downward and pressed on the side wall of the energy-absorbing portion 32.
  • the stop block is directly aligned with the stop groove, and the stop block is clamped in the stop groove to stop the energy-absorbing portion 32. That is, the energy-absorbing portion 32 is limited to keep the energy-absorbing portion 32 in the second position.
  • a triggering mechanism is provided inside the intelligent anti-creeper 3, and the triggering mechanism is provided at a rear end of the anti-creeper body 31 close to the energy-absorbing portion 32.
  • the triggering mechanism is suitable for triggering the energy-absorbing portion 32 to eject out of the anti-creeper body 31.
  • the energy-absorbing portion 32 is powered by the triggering mechanism, and the energy-absorbing portion 32 may be pushed out when necessary.
  • the triggering mechanism may be a quick ejection device, as well as a high-pressure air cylinder, a hydraulic cylinder, or a gas cylinder.
  • the triggering mechanism is connected communicatively to the control module 1.
  • the quick ejection device may store an appropriate amount of energy-accumulating matter inside.
  • the control module 1 sends an electrical signal to the quick ejection device to trigger the release of energy from the energy-accumulating matter, and the generated impact force pushes the energy-absorbing portion 32 to eject.
  • the quick ejection device includes a storage housing and energy-accumulating matter provided inside the storage housing.
  • the storage housing is fixedly installed on a rear end cover inside the anti-creeper body 31, a shape of the storage housing may be a box shape, a bowl shape, etc., and the specific shape is not limited thereto.
  • the storage housing is small in volume, occupies little space, and does not occupy installation space of the energy-absorbing portion 32.
  • the storage housing may be bonded or connected through a fastener, etc., to the rear end cover inside the anti-creeper body 31.
  • the specific installation mode is not limited, as long as the storage housing may be installed on the rear end cover inside the anti-creeper body 31.
  • the rear end of the energy-absorbing portion 32 is close to or in contact with the storage housing, so that the generated thrust may be applied to the energy-absorbing portion 32 as much as possible after the energy-accumulating matter inside the storage housing is triggered, thereby improving an energy utilization efficiency.
  • the specific amount of energy-accumulating matter placed inside the storage housing depends on the required thrust. The larger the required thrust, the more energy-accumulating matter is placed.
  • the energy-accumulating matter may be an explosive that may release energy under an action of an electric spark.
  • the present embodiment provides thrust through the quick ejection device, which is smaller in volume and lighter in weight than structures such as screws and hydraulic devices, and may provide sufficient thrust when occupying smaller space.
  • the system further includes with an emergency braking module 4, and the emergency braking module 4 is connected communicatively to the control module 1.
  • an emergency signal is sent to the control module 1, and the control module 1 controls the energy-absorbing portion 32 to eject out of the anti-creeper body 31.
  • the emergency braking module 4 is used in emergency of malfunction of the detection module 2, to increase the safety of the rail train operation and reduce losses during collisions.
  • the emergency braking module 4 is located in a driver's cab of the rail train, and the driver's cab of the rail train is located at a head of the rail train.
  • the driver's cab has a wide field of view, and the driver may clearly determine whether there is a rail train running in opposite directions in front of the rail train. Therefore, the emergency braking module 4 is provided in the driver's cab and may be operated by the driver.
  • the emergency braking module 4 is an emergency braking button, and the emergency braking button is provided on a console in the driver's cab for easy operation by the driver.
  • the present embodiment provides a control method of an intelligent anti-creeping system for a rail train, the method includes the following steps:
  • S30 further includes: calculating the collision energy of the two rail trains based on masses of the two rail trains and the relative speed, and compare the collision energy with the absorbing energy of the intelligent anti-creeper 3 in the retracted state.
  • a specific embodiment is taken as an example to illustrate the control method of the intelligent anti-creeping system for the rail train in the present application. As shown in FIG. 5 , the method includes the following steps.
  • a detector in front of the rail train is in a real-time monitoring status, constantly determining whether there is an obstacle in front of the host rail train.
  • the detector detects the obstacle in front of the host rail train, identifying the types of the obstacle in front by an algorithm; if the obstacle is a rail train operating on a same track, a relative speed of the two rail trains is further determined.
  • the control module 1 calculates the collision energy of the two trains based on masses of the rail trains and the relative speed; if the retracted intelligent anti-creeper 3 cannot dissipate the collision energy, the control module 1 sends an instruction to the intelligent anti-creeper 3 to perform eject operation.
  • a quick ejection device inside the intelligent anti-creeper 3 detonates. Under a strong impact generated by the explosion, the energy-absorbing portion 32 ejects out of the anti-creeper body 31 and moves to a corresponding position, and the stop block tilts inward under an action of a spring and limits the energy-absorbing portion 32, thereby increasing a deformation stroke of the intelligent anti-creeper 3 and increasing the absorbing energy.
  • the embodiment of the present application further provides a rail train, provided with the above-mentioned rail train intelligent anti-creeping system, and the intelligent anti-creeper 3 is installed below a locomotive of the rail train.
  • the limitations of the installation and deformation space of the energy absorption device at the front end of the vehicle body are broken and the energy-absorbing performance of the vehicle is significantly improved without changing the structural characteristics, coupling requirements, and curve passing capacity requirements of the rail train.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Automation & Control Theory (AREA)
  • Transportation (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
EP22882626.9A 2021-10-20 2022-09-30 Système anti-escalade intelligent de train ferroviaire, procédé de commande et train ferroviaire Pending EP4389557A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202111223607.2A CN113799842B (zh) 2021-10-20 2021-10-20 轨道列车智能防爬系统、控制方法及轨道列车
PCT/CN2022/123123 WO2023066015A1 (fr) 2021-10-20 2022-09-30 Système anti-escalade intelligent de train ferroviaire, procédé de commande et train ferroviaire

Publications (1)

Publication Number Publication Date
EP4389557A1 true EP4389557A1 (fr) 2024-06-26

Family

ID=78898100

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22882626.9A Pending EP4389557A1 (fr) 2021-10-20 2022-09-30 Système anti-escalade intelligent de train ferroviaire, procédé de commande et train ferroviaire

Country Status (4)

Country Link
EP (1) EP4389557A1 (fr)
CN (1) CN113799842B (fr)
CA (1) CA3231784A1 (fr)
WO (1) WO2023066015A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113799842B (zh) * 2021-10-20 2023-03-28 中车青岛四方机车车辆股份有限公司 轨道列车智能防爬系统、控制方法及轨道列车
CN115366940B (zh) * 2022-08-29 2023-09-26 中南大学 一种具有自适应耐撞性保护装置的列车

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100569561C (zh) * 2008-06-13 2009-12-16 韦良东 一种汽车碰撞主动保护缓冲装置
CN201989738U (zh) * 2009-06-03 2011-09-28 长沙立中汽车设计开发有限公司 气压驱动可伸缩式汽车碰撞缓冲吸能装置
DE102011108406A1 (de) * 2011-07-26 2013-01-31 Bombardier Transportation Gmbh Schienenfahrzeug mit einer Puffereinrichtung mit Aufkletterschutzmitteln
CN105292164B (zh) * 2015-10-16 2017-11-14 中南大学 伸缩式轨道车辆碰撞吸能装置
CN107719285B (zh) * 2017-09-30 2019-05-24 吉林大学 一种基于形状记忆合金主动保护装置的预碰撞系统
CN107859004A (zh) * 2017-11-13 2018-03-30 江苏领安智能桥梁防护有限公司 一种防撞套箱用柔性安全气囊缓冲消能系统
CN111055874B (zh) * 2019-12-05 2020-11-20 上海工程技术大学 一种多级主动伸出式列车防撞缓冲结构
CN111055875B (zh) * 2019-12-10 2021-05-11 上海工程技术大学 一种气体缓冲式列车撞击消能装置
CN112572510B (zh) * 2020-12-23 2022-03-11 临沂矿业集团有限责任公司 一种具有主动缓冲机构的矿用电动车
CN113155490A (zh) * 2021-04-23 2021-07-23 中车青岛四方机车车辆股份有限公司 车辆试验的制动控制警示方法、介质、设备及系统
CN113479239A (zh) * 2021-06-24 2021-10-08 中车株洲电力机车有限公司 一种轨道车辆及其障碍物检测方法与系统
CN113799842B (zh) * 2021-10-20 2023-03-28 中车青岛四方机车车辆股份有限公司 轨道列车智能防爬系统、控制方法及轨道列车
CN113799841B (zh) * 2021-10-20 2022-12-09 中车青岛四方机车车辆股份有限公司 轨道列车防爬器及轨道列车

Also Published As

Publication number Publication date
CA3231784A1 (fr) 2023-04-27
WO2023066015A1 (fr) 2023-04-27
CN113799842A (zh) 2021-12-17
CN113799842B (zh) 2023-03-28

Similar Documents

Publication Publication Date Title
EP4389557A1 (fr) Système anti-escalade intelligent de train ferroviaire, procédé de commande et train ferroviaire
EP3199420B1 (fr) Dispositif d'absorption d'énergie télescopique pour collisions de véhicule ferroviaire
WO2022057424A1 (fr) Véhicule ferroviaire, système d'évitement de collision de véhicule ferroviaire et procédé d'évitement de collision de véhicule ferroviaire
EP4349660A1 (fr) Dispositif d'atténuation de choc de collision de véhicule
CN113799841B (zh) 轨道列车防爬器及轨道列车
WO2022057423A1 (fr) Heurtoir et procédé de prévention de collision de véhicule ferroviaire
CN112721841A (zh) 车辆碰撞吸能方法、车辆碰撞吸能装置及车辆
CN113246889B (zh) 一种汽车自动防撞装置及防撞方法
CN112903305B (zh) 一种汽车紧急避障能力测试评价方法
CN108407747B (zh) 一种多功能车门微爆系统
CN108791149B (zh) 一种用于汽车的防撞装置及汽车
CN104057853A (zh) 弹射逃逸座舱系统
CN115027527B (zh) 一种列车吸能挡车器及挡车吸能方法
CN214728628U (zh) 一种汽车自动碰撞保护装置
CN111347992B (zh) 一种汽车智能防撞吸能系统及防撞吸能方法
CN113276654B (zh) 一种电动汽车主动式电池防撞保护装置
CN211349108U (zh) 一种自动驾驶汽车防撞全自动驾驶仪
CN208544267U (zh) 一种汽车防撞装置
CN103754187A (zh) 一种车辆用安全锤保持装置
CN210707280U (zh) 一种基于红外检测技术的车辆防撞安全装置
CN104608750A (zh) 一种汽车锚定装置
CN219096644U (zh) 一种高强汽车保险杠
CN102167006B (zh) 汽车安全气囊电子控制器
CN220924347U (zh) 一种基于人工智能的无人驾驶车
CN219565008U (zh) 一种新型防撞装置

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20240318

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR