CN106157522B - Vcehicular tunnel vehicle spontaneous combustion early warning system and method based on thermal sensation imaging - Google Patents
Vcehicular tunnel vehicle spontaneous combustion early warning system and method based on thermal sensation imaging Download PDFInfo
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Abstract
Description
技术领域technical field
本发明涉及交通领域，尤其涉及一种基于热感成像的基于热感成像的公路隧道车辆自燃预警系统及方法。The invention relates to the field of traffic, in particular to a thermal imaging-based spontaneous combustion warning system and method for road tunnel vehicles.
背景技术Background technique
目前，我国建筑业已经发展成为国民经济的重要支柱产业之一，为我国的社会主义建设做出了重要贡献，安全生产取得了长足的进步。但建筑业居于事故多发行业，建筑安全生产依然面临着巨大挑战，尤其是隧道工程，安全事故颇多，近年来，车辆进入隧道后发生自燃的案例越来越多，目前尚没有手段在自燃车辆进入隧道前进行预警的方法和系统。At present, my country's construction industry has developed into one of the important pillar industries of the national economy, has made important contributions to my country's socialist construction, and has made great progress in safety production. However, the construction industry is an accident-prone industry, and construction safety production is still facing great challenges, especially in tunnel engineering, where there are many safety accidents. In recent years, there have been more and more cases of spontaneous combustion of vehicles after entering the tunnel. A method and system for early warning before entering a tunnel.
传统的隧道火灾检测系统只有在车辆燃烧后一定时间内才有可能对火灾进行检测，不能将火灾控制在萌芽阶段。由于在隧道内自燃的车辆在进入隧道前，自燃部位的温度一般远高于其他部位，因此，亟需一种新的技术手段，能够通过监测车体的温度分布可以对自燃车辆进行预警，以减少车辆进入隧道后发生自燃的情况，保证人民的生命财产安全。The traditional tunnel fire detection system can only detect the fire within a certain period of time after the vehicle burns, and cannot control the fire in the infancy stage. Because the temperature of the self-igniting vehicle in the tunnel is generally much higher than other parts before entering the tunnel, there is an urgent need for a new technical means that can give early warning to the self-igniting vehicle by monitoring the temperature distribution of the vehicle body. Reduce the spontaneous combustion of vehicles after entering the tunnel, and ensure the safety of people's lives and property.
发明内容Contents of the invention
有鉴于此，本发明提供一种基于热感成像的公路隧道车辆自燃预警系统及方法，以解决上述技术问题。In view of this, the present invention provides a vehicle spontaneous combustion warning system and method based on thermal imaging to solve the above technical problems.
本发明提供的基于热感成像的公路隧道车辆自燃预警系统，包括监控中心、控制单元、用于监测进入公路隧道车辆信息的监测单元和用于对驾驶员进行信息提示的显示单元，所述控制单元与监控中心连接，所述监测单元的输出端与控制单元的输入端连接，所述显示单元的输入端与控制单元的输出端连接；The highway tunnel vehicle spontaneous combustion warning system based on thermal imaging provided by the present invention includes a monitoring center, a control unit, a monitoring unit for monitoring information on vehicles entering the highway tunnel, and a display unit for prompting information to the driver. The unit is connected to the monitoring center, the output end of the monitoring unit is connected to the input end of the control unit, and the input end of the display unit is connected to the output end of the control unit;
所述监测单元包括用于识别车辆身份信息的车辆识别模块和用于监测车辆温度的热感成像仪。The monitoring unit includes a vehicle identification module for identifying vehicle identity information and a thermal imager for monitoring vehicle temperature.
进一步，还包括用于固定所述监测单元的固定装置，所述固定装置设置于隧道入口外部，通过车辆识别模块和热感成像仪，识别即将进入隧道的车辆的车牌号以及监测车辆各部位的温度。Further, it also includes a fixing device for fixing the monitoring unit, the fixing device is arranged outside the entrance of the tunnel, through the vehicle identification module and the thermal imager, it can identify the license plate number of the vehicle about to enter the tunnel and monitor the location of each part of the vehicle. temperature.
进一步，还包括用于向所述监控中心发送预警信号的告警单元，所述控制单元至少包括控制器和比较器，当热感成像仪采集的温度数据超过比较器内预设的温度阈值时，控制器自动控制告警单元向监控中心发送预警信号。Further, it also includes an alarm unit for sending an early warning signal to the monitoring center, the control unit includes at least a controller and a comparator, when the temperature data collected by the thermal imager exceeds the preset temperature threshold in the comparator, The controller automatically controls the alarm unit to send an early warning signal to the monitoring center.
进一步，还包括用于监测车辆有无和车速的车检器，所述车检器与控制单元连接。Further, it also includes a vehicle detector for monitoring the presence and speed of vehicles, and the vehicle detector is connected with the control unit.
进一步，所述热感成像仪为多个，所述固定装置为龙门架结构，多个热感成像仪分别设置于龙门架的上梁和立柱，用于监测车辆不同部位的温度。Further, there are multiple thermal imagers, the fixing device is a gantry structure, and multiple thermal imagers are respectively installed on the upper beam and the column of the gantry to monitor the temperature of different parts of the vehicle.
本发明还提供一种基于热感成像的公路隧道车辆自燃预警方法，The present invention also provides a thermal imaging-based early warning method for vehicle spontaneous combustion in road tunnels,
a.监测进入隧道的车辆，同时识别车辆身份信息，并采集车辆的温度数据，a. Monitor the vehicles entering the tunnel, identify the identity information of the vehicles at the same time, and collect the temperature data of the vehicles,
b.将采集的车辆的温度数据与预设的阈值进行对比，b. Compare the collected temperature data of the vehicle with the preset threshold,
c.当温度数据超过阈值时，自动向监控中心发送告警信息，同时将车辆的车牌号和告警信息发送至显示单元用于提示驾驶员。c. When the temperature data exceeds the threshold, an alarm message is automatically sent to the monitoring center, and at the same time, the license plate number of the vehicle and the alarm message are sent to the display unit for prompting the driver.
进一步，步骤a中具体包括在隧道入口外部监测即将进入隧道的车辆，通过车辆识别模块和热感成像仪识别即将进入隧道的车辆的车牌号以及监测车辆各部位的温度。Further, step a specifically includes monitoring the vehicle that is about to enter the tunnel outside the tunnel entrance, identifying the license plate number of the vehicle that is about to enter the tunnel through the vehicle identification module and the thermal imager, and monitoring the temperature of various parts of the vehicle.
进一步，所述热感成像仪为多个，多个热感成像仪分别设置于龙门架的上梁和立柱，龙门架设置于隧道入口外部，且龙门架的立柱分别设置于道路两侧，用于监测车辆不同部位的温度。Further, there are multiple thermal imagers, and the multiple thermal imagers are respectively set on the upper beam and the column of the gantry, the gantry is set outside the entrance of the tunnel, and the columns of the gantry are respectively set on both sides of the road. It is used to monitor the temperature of different parts of the vehicle.
进一步，沿道路方向设置有多个龙门架结构，所述显示单元设置于距离隧道入口最近的龙门架结构上梁。Further, a plurality of gantry structures are arranged along the road direction, and the display unit is arranged on the upper beam of the gantry structure closest to the entrance of the tunnel.
进一步，还包括检测车辆的车速，当车辆超过道路规定的车速上限时，自动向监控中心发送超速信息和车辆身份信息，同时将车辆的车牌号和告警信息发送至显示单元。Further, it also includes detecting the speed of the vehicle. When the vehicle exceeds the speed limit specified by the road, it will automatically send overspeed information and vehicle identity information to the monitoring center, and at the same time send the vehicle's license plate number and warning information to the display unit.
本发明的有益效果：本发明通过检测即将进入隧道的车辆的温度，当温度数据超过阈值时，自动向监控中心发送告警信息，同时将车辆的车牌号和告警信息发送至显示单元用于提示驾驶员；本发明能够对潜在自燃的车辆进入隧道前进行预警，提前对这些车辆进行处理，消除引起车辆自燃的隐患，减少车辆进入隧道后发生自燃的情况，保证人民的生命财产安全。Beneficial effects of the present invention: the present invention detects the temperature of the vehicle about to enter the tunnel, and when the temperature data exceeds the threshold, it automatically sends an alarm message to the monitoring center, and at the same time sends the license plate number of the vehicle and the alarm message to the display unit for prompting driving The invention can give early warning to potential spontaneous combustion vehicles before entering the tunnel, process these vehicles in advance, eliminate the hidden danger of vehicle spontaneous combustion, reduce the occurrence of spontaneous combustion after vehicles enter the tunnel, and ensure the safety of people's lives and property.
附图说明Description of drawings
下面结合附图和实施例对本发明作进一步描述：The present invention will be further described below in conjunction with accompanying drawing and embodiment:
图1是本发明的结构示意图。Fig. 1 is a schematic structural view of the present invention.
图2是本发明的原理示意图。Fig. 2 is a schematic diagram of the principle of the present invention.
具体实施方式Detailed ways
下面结合附图和实施例对本发明作进一步描述：图1是本发明的结构示意图，图2是本发明的原理示意图。The present invention will be further described below in conjunction with accompanying drawing and embodiment: Fig. 1 is the structure schematic diagram of the present invention, Fig. 2 is the principle schematic diagram of the present invention.
如图1、2所示，本实施例中的基于热感成像的公路隧道车辆自燃预警系统，包括监控中心、控制单元、用于监测进入公路隧道车辆信息的监测单元和用于对驾驶员进行信息提示的显示单元，所述控制单元与监控中心连接，所述监测单元的输出端与控制单元的输入端连接，所述显示单元的输入端与控制单元的输出端连接；所述监测单元包括用于识别车辆身份信息的车辆识别模块和用于监测车辆温度的热感成像仪。As shown in Figures 1 and 2, the road tunnel vehicle spontaneous combustion warning system based on thermal imaging in this embodiment includes a monitoring center, a control unit, a monitoring unit for monitoring vehicle information entering the road tunnel, and a monitoring unit for monitoring the driver. A display unit for information prompts, the control unit is connected to the monitoring center, the output end of the monitoring unit is connected to the input end of the control unit, the input end of the display unit is connected to the output end of the control unit; the monitoring unit includes A vehicle identification module for identifying vehicle identity information and a thermal imager for monitoring vehicle temperature.
在本实施例中，还包括用于监测车辆有无和车速的车检器，本实施例中设置有车前器Ⅰ7和车检器Ⅱ8，可以分别对车辆的前部和尾部的车牌进行识别，所述车检器与控制单元连接，当车检器检测到有车辆通过时，车辆识别模块对车辆的车牌进行识别，同时通过布置在道路两侧和布置在固定装置上的热感成像仪采集车辆的不同部位的温度，本实施例通过固定装置固定所述监测单元，固定装置设置于隧道入口外部，通过车辆识别模块和热感成像仪，识别即将进入隧道的车辆的车牌号以及监测车辆各部位的温度，在本实施例中，热感成像仪为多个，固定装置为龙门架结构，多个热感成像仪分别设置于龙门架的上梁和立柱，用于监测车辆不同部位的温度，如图1所示通过前方热感成像仪2、后方热感成像仪5、左侧热感成像仪3和右侧热感成像仪4，分别对车辆进行两侧、上方、前部、尾部进行温度分布扫描，本实施例采用非接触式温度检测设备对车体进行全方位扫描，当发生车体某部位的温度超过设置的阈值时，监控系统自动将车牌发送至布置在前方的显示模块1进行显示，从而通知驾驶员进行紧急处理，同时将预警信号发送至监控中心，通知监控人员对预警车辆进行重点关注，及时消除车辆自燃的隐患，从而实现对自燃车辆进行预警。In this embodiment, it also includes a vehicle detector for monitoring the presence and speed of the vehicle. In this embodiment, a front device I7 and a vehicle detector II8 are provided, which can identify the license plates at the front and rear of the vehicle respectively. , the vehicle detector is connected to the control unit. When the vehicle detector detects that a vehicle passes by, the vehicle identification module recognizes the license plate of the vehicle, and at the same time passes through the thermal imager arranged on both sides of the road and on the fixing device. The temperature of different parts of the vehicle is collected. In this embodiment, the monitoring unit is fixed by a fixing device. The fixing device is arranged outside the entrance of the tunnel. The vehicle identification module and the thermal imager are used to identify the license plate number of the vehicle that is about to enter the tunnel and monitor the vehicle. The temperature of each part. In this embodiment, there are multiple thermal imagers, and the fixing device is a gantry structure. Multiple thermal imagers are respectively installed on the upper beam and column of the gantry to monitor the temperature of different parts of the vehicle. Temperature, as shown in Figure 1, through the front thermal imager 2, the rear thermal imager 5, the left thermal imager 3 and the right thermal imager 4, the two sides, the top, the front, the The temperature distribution is scanned at the tail. In this embodiment, a non-contact temperature detection device is used to scan the car body in all directions. When the temperature of a certain part of the car body exceeds the set threshold, the monitoring system will automatically send the license plate to the front display. Module 1 displays to notify the driver for emergency treatment, and at the same time sends the early warning signal to the monitoring center, instructing the monitoring personnel to focus on the early warning vehicle and eliminate the hidden danger of vehicle spontaneous combustion in time, so as to realize the early warning of spontaneous combustion vehicle.
在本实施例中，还包括用于向所述监控中心发送预警信号的告警单元，所述控制单元至少包括控制器和比较器，当热感成像仪采集的温度数据超过比较器内预设的温度阈值时，控制器自动控制告警单元向监控中心发送预警信号，优选地，还可以设置移动终端设备，所述移动终端设备与监控中心无线连接，用于接收告警信息，隧道安全维护人员或其他职责人员可以通过随身携带移动终端设备，能够在系统检测到温度异常车辆时，及时收到告警信息，以便第一时间采取措施，防止事故的发生，实现真正意义上的防患于未然，另外，可以通过设置权限服务器，对移动终端设备进行权限管理，对接入系统的移动终端设备进行登陆限制，只有工作人员通过用户名密码等方式才能够允许登陆，避免无关人员登陆，当然，鉴权方式也可以采用其他的方式，如指纹识别等方式进行鉴权。本实施例中的热感成像仪是利用红外探测器和光学成像物镜接受被测目标的红外辐射能量分布图形反映到红外探测器的光敏元件上，从而获得红外热像图，这种热像图与物体表面的热分布场相对应。通过红外热像仪将物体发出的不可见红外能量转变为可见的热图像。热图像的上面的不同颜色代表被测物体的不同温度。本实施例中的控制单元可以采用CPU处理器或其他具有能够实现上述功能的控制芯片进行替代，如ARM处理器芯片、单片机等，本领域技术人员可以通过现有技术轻易的获取，在此不再赘述。In this embodiment, it also includes an alarm unit for sending an early warning signal to the monitoring center, and the control unit includes at least a controller and a comparator, when the temperature data collected by the thermal imager exceeds the preset value in the comparator When the temperature threshold is reached, the controller automatically controls the alarm unit to send an early warning signal to the monitoring center. Preferably, a mobile terminal device can also be set, and the mobile terminal device is wirelessly connected to the monitoring center for receiving alarm information. Responsible personnel can carry mobile terminal equipment with them, and when the system detects abnormal temperature vehicles, they can receive alarm information in time, so that they can take measures at the first time to prevent accidents and realize true prevention. In addition, It is possible to manage the authority of the mobile terminal equipment by setting the authority server, and restrict the login of the mobile terminal equipment connected to the system. Only the staff can log in through the user name and password to avoid irrelevant personnel from logging in. Of course, the authentication method Other methods, such as fingerprint recognition, can also be used for authentication. The thermal imager in this embodiment utilizes the infrared detector and the optical imaging objective lens to accept the infrared radiation energy distribution pattern of the measured target and reflect it on the photosensitive element of the infrared detector, thereby obtaining an infrared thermal image. Corresponds to the heat distribution field on the surface of the object. The infrared thermal imager converts the invisible infrared energy emitted by the object into a visible thermal image. Different colors on the top of the thermal image represent different temperatures of the measured object. The control unit in this embodiment can be replaced by a CPU processor or other control chips capable of realizing the above functions, such as ARM processor chips, single-chip microcomputers, etc., which can be easily obtained by those skilled in the art through existing technologies, and will not be described here. Let me repeat.
在本实施例中，还可以在监控中心的数据库中将车辆识别信息于车主的智能手机绑定，当检测到测量温度超过阈值时，不仅通过显示单元进行提示，还可以通过手机APP，或者短信、语音电话的方式，通过服务器想用户的智能手机发送报警信息，以提醒车主，避免发生自燃等事故。In this embodiment, the vehicle identification information can also be bound to the owner's smart phone in the database of the monitoring center. When it is detected that the measured temperature exceeds the threshold, it will not only be prompted through the display unit, but also through the mobile phone APP or SMS. , Voice calls, send alarm information to the user's smart phone through the server to remind the owner to avoid accidents such as spontaneous combustion.
本实施例中的车检器(车辆检测器)，利用电磁传感技术、超声传感技术、雷达探测技术、视频检测技术、计算机技术、通信技术等高新科学技术进行检测车辆的状态，可以检测车辆的流量、速度、时间占有率和长度等交通参数，在本实施例中，通过车检器可以获取车辆的速度，由于隧道入口是交通事故多发区域，因此，通过车检器检测车辆的超速信息，当发现超速时，可以通过显示单元进行有效的提示，同时也可以与交管系统进行数据交互，为交通执法提供证据支撑。The vehicle detector (vehicle detector) in this embodiment utilizes high-tech technologies such as electromagnetic sensing technology, ultrasonic sensing technology, radar detection technology, video detection technology, computer technology, communication technology to detect the state of the vehicle, and can detect Traffic parameters such as traffic flow, speed, time occupancy rate and length of the vehicle, in this embodiment, the speed of the vehicle can be obtained through the vehicle detector. Information, when speeding is found, it can be effectively prompted through the display unit, and it can also interact with the traffic control system to provide evidence support for traffic law enforcement.
相应地，本实施例还提供一种基于热感成像的公路隧道车辆自燃预警方法，包括Correspondingly, this embodiment also provides a method for early warning of spontaneous combustion of vehicles in road tunnels based on thermal imaging, including
a.监测进入隧道的车辆，同时识别车辆身份信息，并采集车辆的温度数据，a. Monitor the vehicles entering the tunnel, identify the identity information of the vehicles at the same time, and collect the temperature data of the vehicles,
b.将采集的车辆的温度数据与预设的阈值进行对比，b. Compare the collected temperature data of the vehicle with the preset threshold,
c.当温度数据超过阈值时，自动向监控中心发送告警信息，同时将车辆的车牌号和告警信息发送至显示单元用于提示驾驶员。c. When the temperature data exceeds the threshold, an alarm message is automatically sent to the monitoring center, and at the same time, the license plate number of the vehicle and the alarm message are sent to the display unit for prompting the driver.
本实施例中步骤a中具体包括在隧道入口外部监测即将进入隧道的车辆，通过车辆识别模块和热感成像仪识别即将进入隧道的车辆的车牌号以及监测车辆各部位的温度。其中，热感成像仪为多个，多个热感成像仪分别设置于龙门架的上梁和两侧的立柱，龙门架设置于隧道入口外部，且龙门架的两侧立柱分别设置于道路两侧，用于监测车辆不同部位的温度。沿道路方向设置有多个龙门架结构，所述显示单元设置于距离隧道入口最近的龙门架结构上梁。当发生车体某部位的温度超过设置的阈值时，监控系统自动将车牌发送至布置在前方的可变信息提示板进行显示，从而通知驾驶员进行紧急处理，同时将预警信号发送至监控中心，通知监控人员对预警车辆进行重点关注。Step a in this embodiment specifically includes monitoring the vehicle about to enter the tunnel outside the tunnel entrance, identifying the license plate number of the vehicle about to enter the tunnel through the vehicle identification module and the thermal imager, and monitoring the temperature of each part of the vehicle. Among them, there are multiple thermal imagers, and the multiple thermal imagers are respectively installed on the upper beam of the gantry and the columns on both sides. Side, used to monitor the temperature of different parts of the vehicle. A plurality of gantry structures are arranged along the road, and the display unit is arranged on the upper beam of the gantry structure closest to the tunnel entrance. When the temperature of a certain part of the car body exceeds the set threshold, the monitoring system will automatically send the license plate to the variable information prompt board arranged in front for display, thereby notifying the driver for emergency treatment, and at the same time sending an early warning signal to the monitoring center. Notify the monitoring personnel to focus on the early warning vehicles.
最后说明的是，以上实施例仅用以说明本发明的技术方案而非限制，尽管参照较佳实施例对本发明进行了详细说明，本领域的普通技术人员应当理解，可以对本发明的技术方案进行修改或者等同替换，而不脱离本发明技术方案的宗旨和范围，其均应涵盖在本发明的权利要求范围当中。Finally, it is noted that the above embodiments are only used to illustrate the technical solutions of the present invention without limitation. Although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical solutions of the present invention can be carried out Modifications or equivalent replacements without departing from the spirit and scope of the technical solution of the present invention shall be covered by the claims of the present invention.
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