WO2022170606A1 - Positioning and navigation system and method for rail transit cold chain vehicle - Google Patents
Positioning and navigation system and method for rail transit cold chain vehicle Download PDFInfo
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- WO2022170606A1 WO2022170606A1 PCT/CN2021/076605 CN2021076605W WO2022170606A1 WO 2022170606 A1 WO2022170606 A1 WO 2022170606A1 CN 2021076605 W CN2021076605 W CN 2021076605W WO 2022170606 A1 WO2022170606 A1 WO 2022170606A1
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- 238000004891 communication Methods 0.000 claims description 16
- 238000005259 measurement Methods 0.000 description 3
- 239000008280 blood Substances 0.000 description 2
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D27/00—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
- G05D27/02—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00 characterised by the use of electric means
Definitions
- the invention relates to a positioning and navigation system and method for rail transit cold chain vehicles, belonging to the technical field of navigation and positioning.
- SCM logistics supply chain cold chain
- information sharing is the basis for realizing supply chain cold chain management.
- the coordinated operation of the supply chain cold chain is based on the high-quality information transmission and sharing of each node enterprise.
- the application of IT technology effectively promotes the development of supply chain cold chain management, which can save time and improve the efficiency of enterprise information exchange. Accuracy reduces human errors in repetitive work, thereby reducing time waste and economic losses caused by mistakes, and improving the operational efficiency of supply chain cold chain management.
- Cold chain transportation is gradually increasing in the current supply chain cold chain, such as the transportation of fresh fruit, medicine, blood, specimens, etc.
- the amount of refrigerated transportation in countries around the world is increasing, and the cost of refrigerated transportation is also increasing, which will correspondingly reduce the economic benefits of the entire cold chain logistics. Therefore, how to accurately control and detect the refrigerated transportation process has become one of the hotspots of related researches in recent years.
- the monitoring and management of traditional cold chain transportation mainly relies on manual measurement and paper records. Although this method can realize the measurement of temperature and humidity, it can only achieve manual measurement and recording at individual time points, and cannot realize the process of cold chain transportation. Real-time monitoring, when a problem occurs, the problem can only be found after the event, and the problem cannot be corrected in time when the problem occurs. If the blood, vaccines, medicines, etc. in the medical field are transported, if the problem is not detected in time during the transportation process, it may cause very serious hazard.
- the purpose of the present invention is to overcome the deficiencies in the prior art, provide a rail transit cold chain vehicle positioning and navigation system and method, and solve the technical problem of lack of effective monitoring in the transportation process in the prior art.
- the present invention provides a vehicle positioning and navigation system and method for rail transit cold chain, which is characterized in that it includes a vehicle-mounted control center, a wireless communication module and a remote monitoring platform;
- the wireless communication module is used to establish two-way communication between the vehicle control center and the remote monitoring platform;
- the vehicle-mounted control center includes an environmental information collection unit, a navigation and positioning unit, a control center unit and a refrigeration control unit;
- the environmental information collection unit is used to collect the environmental parameters in the carriage during transportation and send it to the control center unit;
- the navigation and positioning unit is used to collect the position information of the vehicle during transportation and send it to the control center unit;
- the control center unit is used to store the environmental parameters and position information of the vehicle, and send these data to the remote control platform and receive the control instructions sent by the remote control platform;
- Refrigeration control unit for refrigerating items transported in the compartment
- the remote control platform includes a vehicle tracking unit, a real-time alarm unit and an expert knowledge base unit for storage;
- the vehicle tracking unit is used for tracking vehicle position information during transportation
- the real-time alarm unit is used to match the environmental parameters in the carriage with the item environment model stored in the expert knowledge base unit during transportation, and if the environmental parameters in the carriage are too high, send a control instruction to the control center unit.
- the vehicle-mounted control center further includes a display unit for displaying environmental parameters and location information in a multi-dimensional display manner.
- the remote control platform further includes an optimal path unit, which is used to provide a feasible driving route for the vehicle's position information combined with the national road traffic data stored in the expert knowledge base and send it to the control center unit.
- the environmental information collection unit includes an RFID sensor tag, and the RFID sensor tag is arranged in the vehicle compartment and is used to collect temperature and humidity data in the vehicle compartment and send it to the control center unit.
- the navigation and positioning unit includes a GPS positioning module, an odometer and an electronic compass, and the GPS positioning module, the odometer and the electronic compass are respectively connected to the control center unit.
- control center unit adopts FPGA.
- the wireless communication module adopts a communication method among GPRS, 3G or 4G.
- the present invention also provides a positioning and navigation system and method for rail transit cold chain vehicles, which is characterized by comprising the following steps:
- Step 1 Collect the temperature and humidity environment parameters in the compartment and the location information of the vehicle online and upload it to the remote control platform;
- Step 2 The remote control platform matches the received temperature and humidity environment parameters with the stored item environment model. If the temperature and environment parameters in the vehicle are too high, a control command is sent to the vehicle control center; the received location information is compared with the stored national road traffic. The data realizes vehicle tracking and provides a feasible driving route and sends it to the vehicle control center;
- step 3 the vehicle-mounted control center drives according to the driving route, and sends control instructions to the refrigeration control unit to cool the items in the vehicle.
- the present invention collects the temperature and humidity parameters in the compartment in real time to determine whether it meets the transportation requirements of the article, and if the temperature is high, the compartment is refrigerated, and the position of the vehicle is collected at the same time.
- the information facilitates the tracking of vehicles, and can provide the best driving route according to the location information of the vehicle, save transportation time, realize real-time monitoring of supply chain cold chain transportation, and improve the management efficiency of supply chain cold chain.
- FIG. 1 is a schematic structural diagram of the system of the present invention.
- a system and method for positioning and navigation of rail transit cold chain vehicles of the present invention is characterized in that it includes an on-board control center, a wireless communication module and a remote monitoring platform;
- the wireless communication module is used to establish two-way communication between the vehicle control center and the remote monitoring platform;
- the vehicle-mounted control center includes an environmental information collection unit, a navigation and positioning unit, a control center unit and a refrigeration control unit;
- the environmental information collection unit is used to collect the environmental parameters in the carriage during transportation and send it to the control center unit;
- the navigation and positioning unit is used to collect the position information of the vehicle during transportation and send it to the control center unit;
- the control center unit is used to store the environmental parameters and position information of the vehicle, and send these data to the remote control platform and receive the control instructions sent by the remote control platform;
- Refrigeration control unit for refrigerating items transported in the compartment
- the remote control platform includes a vehicle tracking unit, a real-time alarm unit and an expert knowledge base unit for storage;
- the vehicle tracking unit is used for tracking vehicle position information during transportation
- the real-time alarm unit is used to match the environmental parameters in the carriage with the item environment model stored in the expert knowledge base unit during transportation, and if the environmental parameters in the carriage are too high, send a control instruction to the control center unit.
- the vehicle-mounted control center further includes a display unit for displaying environmental parameters and location information in a multi-dimensional display manner.
- the display unit may use a liquid crystal display in the prior art, or a touch screen.
- the remote control platform further includes an optimal path unit, which is used to provide a feasible driving route for the vehicle's position information combined with the national road traffic data stored in the expert knowledge base and send it to the control center unit.
- the driver can check the received optimal driving route on the display unit and drive according to the optimal driving route.
- the display of the optimal driving route can be displayed on a GIS-based map in the prior art.
- the environmental information collection unit includes an RFID sensor tag, and the RFID sensor tag is arranged in the vehicle compartment, and is used to collect temperature and humidity data in the vehicle compartment and send it to the control center unit.
- the RFID sensor tag that is, the temperature and humidity sensor is embedded in the RFID tag, and the 2.4Ghz temperature and humidity sensor active RFID tag can be selected.
- the coding of the RFID sensor tag adopts the EPC coding rule.
- the navigation and positioning unit includes a GPS positioning module, an odometer and an electronic compass, and the GPS positioning module, the odometer and the electronic compass are respectively connected to the control center unit.
- Mainly rely on GPS for positioning. At present, the positioning accuracy of civilian GPS receivers can reach within 20 meters.
- the GPS data is prone to abnormality, resulting in a decrease in positioning accuracy.
- the electronic compass is used to collect the vehicle's orientation
- the odometer collects the vehicle's mileage information, and a short-term push is performed, which can make up for the lack of the GPS receiver's reduced positioning accuracy or lack of positioning in this case.
- control center unit adopts an FPGA or a single-chip microcomputer.
- the FPGA can customize the interface according to the needs, and it is easy to realize the peripheral expansion interface.
- the wireless communication module adopts a communication method among GPRS, 3G or 4G. It can also use GPRS, 3G or 4G multiple coexisting communication methods.
- the present invention also provides a positioning and navigation system and method for rail transit cold chain vehicles, which is characterized by comprising the following steps:
- Step 1 Collect the temperature and humidity environment parameters in the compartment and the location information of the vehicle online and upload it to the remote control platform;
- Step 2 The remote control platform matches the received temperature and humidity environment parameters with the stored item environment model. If the temperature and environment parameters in the vehicle are too high, a control command is sent to the vehicle control center; the received location information is compared with the stored national road traffic. The data realizes vehicle tracking and provides a feasible driving route and sends it to the vehicle control center;
- step 3 the vehicle-mounted control center drives according to the driving route, and sends control instructions to the refrigeration control unit to cool the items in the vehicle.
- the present invention collects the temperature and humidity parameters in the compartment in real time to determine whether it meets the transportation requirements of the articles, and if the temperature is high, the compartment is refrigerated.
- the optimal driving route can save transportation time, realize real-time monitoring of supply chain cold chain transportation, and improve the management efficiency of supply chain cold chain.
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Abstract
A positioning and navigation method for a rail transit cold chain vehicle, comprising: a vehicle control center online collecting temperature and humidity environment parameters in a compartment and location information of a vehicle, and uploading same to a remote control platform; the remote control platform matching the received temperature and humidity environment parameters with a stored item environment model, and if the temperature environment parameter in the compartment is too high, sending a control instruction to a onboard control center; implementing vehicle tracking by combining the received location information and stored national road traffic data and providing a feasible driving route to the onboard control center; and the onboard control center controlling the vehicle to drive according to the driving route, and sending the control instruction to a refrigeration control unit to refrigerate items in the compartment. The temperature and humidity parameters in the compartment and the location information are collected in real time so as to facilitate tracking of the vehicle, and an optimal driving route can be provided according to the location information of the vehicle, reducing transportation time, realizing real-time monitoring of the supply chain cold chain transportation, and improving the management efficiency of the supply chain cold chain. A positioning and navigation system for a rail transit cold chain vehicle is also provided.
Description
本发明涉及一种用于轨交冷链车辆定位导航***及方法，属于导航定位技术领域。The invention relates to a positioning and navigation system and method for rail transit cold chain vehicles, belonging to the technical field of navigation and positioning.
在物流供应链冷链（SCM）管理中，信息共享是实现供应链冷链管理的基础。供应链冷链的协调运行建立在各个节点企业高质量的信息传递与共享的基础之上，IT技术的应用有效地推动了供应链冷链管理的发展，它可以节省时间和提高企业信息交换的准确性，减少了在复重复工作中的人为错误，因而减少了由于失误而导致的时间浪费和经济损失，提高了供应链冷链管理的运行效率。In logistics supply chain cold chain (SCM) management, information sharing is the basis for realizing supply chain cold chain management. The coordinated operation of the supply chain cold chain is based on the high-quality information transmission and sharing of each node enterprise. The application of IT technology effectively promotes the development of supply chain cold chain management, which can save time and improve the efficiency of enterprise information exchange. Accuracy reduces human errors in repetitive work, thereby reducing time waste and economic losses caused by mistakes, and improving the operational efficiency of supply chain cold chain management.
冷链运输在目前供应链冷链中逐渐越来越多，例如运输新鲜水果、医药、血液、标本等。随着人们对冷链物品需求量的提高，如今世界各国的冷藏运输量都是不断增加，其冷藏运输成本也在不断增大，相应也会降低整个冷链物流的经济效益。因此，如何精确控制检测冷藏运输过程，成为近年来相关研究学着研究的热点之一。Cold chain transportation is gradually increasing in the current supply chain cold chain, such as the transportation of fresh fruit, medicine, blood, specimens, etc. With the increase of people's demand for cold chain items, the amount of refrigerated transportation in countries around the world is increasing, and the cost of refrigerated transportation is also increasing, which will correspondingly reduce the economic benefits of the entire cold chain logistics. Therefore, how to accurately control and detect the refrigerated transportation process has become one of the hotspots of related researches in recent years.
传统冷链运输的监测管理主要是依靠人工测量和纸面记录，这种方法虽然可以实现温湿度的测量，但是它只能实现个别时间点进行人工测量和记录，无法实现冷链运输过程中的实时监测，当出现问题时只能在事后发现问题，不能在出现问题时及时纠正问题，假如运输的是医药领域的血液、疫苗、药品等，如果在运输过程中没有及时发现问题，可能会造成很严重的危害。The monitoring and management of traditional cold chain transportation mainly relies on manual measurement and paper records. Although this method can realize the measurement of temperature and humidity, it can only achieve manual measurement and recording at individual time points, and cannot realize the process of cold chain transportation. Real-time monitoring, when a problem occurs, the problem can only be found after the event, and the problem cannot be corrected in time when the problem occurs. If the blood, vaccines, medicines, etc. in the medical field are transported, if the problem is not detected in time during the transportation process, it may cause very serious hazard.
因此冷链供应链冷链中需要提供一种新的解决方案，智能化检测运输过程。Therefore, it is necessary to provide a new solution in the cold chain of the cold chain supply chain to intelligently detect the transportation process.
本发明的目的在于克服现有技术中的不足，提供了一种轨交冷链车辆定位导航***及方法，解决了现有技术中运输过程缺乏有效监控的技术问题。The purpose of the present invention is to overcome the deficiencies in the prior art, provide a rail transit cold chain vehicle positioning and navigation system and method, and solve the technical problem of lack of effective monitoring in the transportation process in the prior art.
为解决上述技术问题，本发明提供了一种用于轨交冷链车辆定位导航***及方法，其特征是，包括车载控制中心、无线通信模块和远程监控平台；In order to solve the above technical problems, the present invention provides a vehicle positioning and navigation system and method for rail transit cold chain, which is characterized in that it includes a vehicle-mounted control center, a wireless communication module and a remote monitoring platform;
无线通信模块，用于建立车载控制中心与远程监控平台的双向通讯；The wireless communication module is used to establish two-way communication between the vehicle control center and the remote monitoring platform;
所述车载控制中心包括环境信息采集单元、导航定位单元、控制中心单元和制冷控制单元；The vehicle-mounted control center includes an environmental information collection unit, a navigation and positioning unit, a control center unit and a refrigeration control unit;
环境信息采集单元，用于采集运输过程中车厢内的环境参数，并发送给控制中心单元；The environmental information collection unit is used to collect the environmental parameters in the carriage during transportation and send it to the control center unit;
导航定位单元，用于采集运输过程中车辆的位置信息，并发送给控制中心单元；The navigation and positioning unit is used to collect the position information of the vehicle during transportation and send it to the control center unit;
控制中心单元，用于存储车辆的环境参数和位置信息，并将这些数据发送给远程控制平台和接收远程控制平台发送的控制指令；The control center unit is used to store the environmental parameters and position information of the vehicle, and send these data to the remote control platform and receive the control instructions sent by the remote control platform;
制冷控制单元，用于对车厢内运输物品的制冷；Refrigeration control unit for refrigerating items transported in the compartment;
远程控制平台包括车辆追踪单元、实时报警单元和用于存储的专家知识库单元；The remote control platform includes a vehicle tracking unit, a real-time alarm unit and an expert knowledge base unit for storage;
所述车辆追踪单元，用于对运输过程中车辆位置信息进行追踪；The vehicle tracking unit is used for tracking vehicle position information during transportation;
所述实时报警单元，用于对运输过程中车厢内环境参数与专家知识库单元中存储的物品环境模型匹配，如果车厢内环境参数过高，则发送控制指令至控制中心单元。The real-time alarm unit is used to match the environmental parameters in the carriage with the item environment model stored in the expert knowledge base unit during transportation, and if the environmental parameters in the carriage are too high, send a control instruction to the control center unit.
进一步的，车载控制中心还包括显示单元，用于以多维显示方式显示环境参数和位置信息。Further, the vehicle-mounted control center further includes a display unit for displaying environmental parameters and location information in a multi-dimensional display manner.
进一步的，远程控制平台还包括最优路径单元，所述最优路径单元，用于对车辆的位置信息结合专家知识库中存储的全国道路交通数据提供可行的行驶路线发送至控制中心单元。Further, the remote control platform further includes an optimal path unit, which is used to provide a feasible driving route for the vehicle's position information combined with the national road traffic data stored in the expert knowledge base and send it to the control center unit.
进一步的，环境信息采集单元包括RFID传感器标签，所述RFID传感器标签设置于车厢内，用于采集车厢内的温湿度数据发送给控制中心单元。Further, the environmental information collection unit includes an RFID sensor tag, and the RFID sensor tag is arranged in the vehicle compartment and is used to collect temperature and humidity data in the vehicle compartment and send it to the control center unit.
进一步的，所述导航定位单元包括GPS定位模块、里程计和电子罗盘，所述GPS定位模块、里程计和电子罗盘分别连接控制中心单元。Further, the navigation and positioning unit includes a GPS positioning module, an odometer and an electronic compass, and the GPS positioning module, the odometer and the electronic compass are respectively connected to the control center unit.
进一步的，所述控制中心单元采用FPGA。Further, the control center unit adopts FPGA.
进一步的，无线通讯模块采用GPRS、3G或4G中一种通讯方式。Further, the wireless communication module adopts a communication method among GPRS, 3G or 4G.
本发明还提供了一种用于轨交冷链车辆定位导航***及方法，其特征是，包括以下步骤，The present invention also provides a positioning and navigation system and method for rail transit cold chain vehicles, which is characterized by comprising the following steps:
步骤一，在线采集车厢内的温湿度环境参数和车辆的位置信息上传到远程控制平台；Step 1: Collect the temperature and humidity environment parameters in the compartment and the location information of the vehicle online and upload it to the remote control platform;
步骤二，远程控制平台将接收的温湿度环境参数与存储的物品环境模型匹配，如果车厢内温度环境参数过高，则发送控制指令至车载控制中心；将接收的位置信息与存储的全国道路交通数据实现车辆跟踪并提供可行的行驶路线发送至车载控制中心；Step 2: The remote control platform matches the received temperature and humidity environment parameters with the stored item environment model. If the temperature and environment parameters in the vehicle are too high, a control command is sent to the vehicle control center; the received location information is compared with the stored national road traffic. The data realizes vehicle tracking and provides a feasible driving route and sends it to the vehicle control center;
步骤三，车载控制中心根据行驶路线进行行驶，并将控制指令发送至制冷控制单元对车厢内物品制冷。In step 3, the vehicle-mounted control center drives according to the driving route, and sends control instructions to the refrigeration control unit to cool the items in the vehicle.
与现有技术相比，本发明所达到的有益效果是：本发明实时采集车厢内的温湿度参数判断是否符合物品的运输要求，如果温度高，则对车厢内进行制冷，同时采集车辆的位置信息便于对车辆进行跟踪，并可根据车辆的位置信息提供最佳行驶路线，节省运输时间，实现供应链冷链运输的实时监控，提高供应链冷链的管理效率。Compared with the prior art, the beneficial effects achieved by the present invention are: the present invention collects the temperature and humidity parameters in the compartment in real time to determine whether it meets the transportation requirements of the article, and if the temperature is high, the compartment is refrigerated, and the position of the vehicle is collected at the same time. The information facilitates the tracking of vehicles, and can provide the best driving route according to the location information of the vehicle, save transportation time, realize real-time monitoring of supply chain cold chain transportation, and improve the management efficiency of supply chain cold chain.
图1是本发明***的结构示意图。FIG. 1 is a schematic structural diagram of the system of the present invention.
下面结合附图对本发明作进一步描述。以下实施例仅用于更加清楚地说明本发明的技术方案，而不能以此来限制本发明的保护范围。The present invention will be further described below in conjunction with the accompanying drawings. The following examples are only used to illustrate the technical solutions of the present invention more clearly, and cannot be used to limit the protection scope of the present invention.
如图1所示，本发明的一种用于轨交冷链车辆定位导航***及方法，其特征是，包括车载控制中心、无线通信模块和远程监控平台；As shown in FIG. 1 , a system and method for positioning and navigation of rail transit cold chain vehicles of the present invention is characterized in that it includes an on-board control center, a wireless communication module and a remote monitoring platform;
无线通信模块，用于建立车载控制中心与远程监控平台的双向通讯；The wireless communication module is used to establish two-way communication between the vehicle control center and the remote monitoring platform;
所述车载控制中心包括环境信息采集单元、导航定位单元、控制中心单元和制冷控制单元；The vehicle-mounted control center includes an environmental information collection unit, a navigation and positioning unit, a control center unit and a refrigeration control unit;
环境信息采集单元，用于采集运输过程中车厢内的环境参数，并发送给控制中心单元；The environmental information collection unit is used to collect the environmental parameters in the carriage during transportation and send it to the control center unit;
导航定位单元，用于采集运输过程中车辆的位置信息，并发送给控制中心单元；The navigation and positioning unit is used to collect the position information of the vehicle during transportation and send it to the control center unit;
控制中心单元，用于存储车辆的环境参数和位置信息，并将这些数据发送给远程控制平台和接收远程控制平台发送的控制指令；The control center unit is used to store the environmental parameters and position information of the vehicle, and send these data to the remote control platform and receive the control instructions sent by the remote control platform;
制冷控制单元，用于对车厢内运输物品的制冷；Refrigeration control unit for refrigerating items transported in the compartment;
远程控制平台包括车辆追踪单元、实时报警单元和用于存储的专家知识库单元；The remote control platform includes a vehicle tracking unit, a real-time alarm unit and an expert knowledge base unit for storage;
所述车辆追踪单元，用于对运输过程中车辆位置信息进行追踪；The vehicle tracking unit is used for tracking vehicle position information during transportation;
所述实时报警单元，用于对运输过程中车厢内环境参数与专家知识库单元中存储的物品环境模型匹配，如果车厢内环境参数过高，则发送控制指令至控制中心单元。The real-time alarm unit is used to match the environmental parameters in the carriage with the item environment model stored in the expert knowledge base unit during transportation, and if the environmental parameters in the carriage are too high, send a control instruction to the control center unit.
进一步的，车载控制中心还包括显示单元，用于以多维显示方式显示环境参数和位置信息。显示单元可以采用现有技术中的液晶屏显示器，也可以采用触摸屏。Further, the vehicle-mounted control center further includes a display unit for displaying environmental parameters and location information in a multi-dimensional display manner. The display unit may use a liquid crystal display in the prior art, or a touch screen.
进一步的，远程控制平台还包括最优路径单元，所述最优路径单元，用于对车辆的位置信息结合专家知识库中存储的全国道路交通数据提供可行的行驶路线发送至控制中心单元。司机可在显示单元中查看接收的最佳行驶路线，按照最佳行驶路线来行驶。最佳行驶路线的显示可采用现有技术中基于GIS的地图显示。Further, the remote control platform further includes an optimal path unit, which is used to provide a feasible driving route for the vehicle's position information combined with the national road traffic data stored in the expert knowledge base and send it to the control center unit. The driver can check the received optimal driving route on the display unit and drive according to the optimal driving route. The display of the optimal driving route can be displayed on a GIS-based map in the prior art.
进一步的，环境信息采集单元包括RFID传感器标签，所述RFID传感器标签设置与车厢内，用于采集车厢内的温湿度数据发送给控制中心单元。RFID传感器标签，即是在RFID标签中嵌有温湿度传感器，可以选用2.4Ghz温湿度传感器有源RFID标签。Further, the environmental information collection unit includes an RFID sensor tag, and the RFID sensor tag is arranged in the vehicle compartment, and is used to collect temperature and humidity data in the vehicle compartment and send it to the control center unit. The RFID sensor tag, that is, the temperature and humidity sensor is embedded in the RFID tag, and the 2.4Ghz temperature and humidity sensor active RFID tag can be selected.
进一步的，RFID传感器标签的编码采用EPC编码规则。Further, the coding of the RFID sensor tag adopts the EPC coding rule.
进一步的，所述导航定位单元包括GPS定位模块、里程计和电子罗盘，所述GPS定位模块、里程计和电子罗盘分别连接控制中心单元。主要依靠GPS来进行定位，目前民用GPS接收机的定位精度能达到20米以内，当车辆行驶在隧道、桥梁下等遮挡GPS天线信号的地方时，GPS数据容易产生异常，导致定位精度下降，此时利用电子罗盘采集车辆的方位，里程计采集车辆的里程信息，进行短时的推位，可弥补GPS接收机在这种情况下定位精度下降或不定位的不足。Further, the navigation and positioning unit includes a GPS positioning module, an odometer and an electronic compass, and the GPS positioning module, the odometer and the electronic compass are respectively connected to the control center unit. Mainly rely on GPS for positioning. At present, the positioning accuracy of civilian GPS receivers can reach within 20 meters. When the vehicle is driving in places where the GPS antenna signal is blocked, such as tunnels, bridges, etc., the GPS data is prone to abnormality, resulting in a decrease in positioning accuracy. When the electronic compass is used to collect the vehicle's orientation, the odometer collects the vehicle's mileage information, and a short-term push is performed, which can make up for the lack of the GPS receiver's reduced positioning accuracy or lack of positioning in this case.
进一步的，所述控制中心单元采用FPGA或单片机。FPGA能够根据需要对接口进行定制，很容易实现外设扩展接口。Further, the control center unit adopts an FPGA or a single-chip microcomputer. The FPGA can customize the interface according to the needs, and it is easy to realize the peripheral expansion interface.
进一步的，无线通讯模块采用GPRS、3G或4G中的一种通讯方式。也可用GPRS、3G或4G多种并存的通讯方式。Further, the wireless communication module adopts a communication method among GPRS, 3G or 4G. It can also use GPRS, 3G or 4G multiple coexisting communication methods.
本发明还提供了一种用于轨交冷链车辆定位导航***及方法，其特征是，包括以下步骤，The present invention also provides a positioning and navigation system and method for rail transit cold chain vehicles, which is characterized by comprising the following steps:
步骤一，在线采集车厢内的温湿度环境参数和车辆的位置信息上传到远程控制平台；Step 1: Collect the temperature and humidity environment parameters in the compartment and the location information of the vehicle online and upload it to the remote control platform;
步骤二，远程控制平台将接收的温湿度环境参数与存储的物品环境模型匹配，如果车厢内温度环境参数过高，则发送控制指令至车载控制中心；将接收的位置信息与存储的全国道路交通数据实现车辆追踪并提供可行的行驶路线发送至车载控制中心；Step 2: The remote control platform matches the received temperature and humidity environment parameters with the stored item environment model. If the temperature and environment parameters in the vehicle are too high, a control command is sent to the vehicle control center; the received location information is compared with the stored national road traffic. The data realizes vehicle tracking and provides a feasible driving route and sends it to the vehicle control center;
步骤三，车载控制中心根据行驶路线进行行驶，并将控制指令发送至制冷控制单元对车厢内物品制冷。In step 3, the vehicle-mounted control center drives according to the driving route, and sends control instructions to the refrigeration control unit to cool the items in the vehicle.
本发明实时采集车厢内的温湿度参数判断是否符合物品的运输要求，如果温度高，则对车厢内进行制冷，同时采集车辆的位置信息便于对车辆进行跟踪，并可根据车辆的位置信息提供最佳行驶路线，节省运输时间，实现供应链冷链运输的实时监控，提高供应链冷链的管理效率。The present invention collects the temperature and humidity parameters in the compartment in real time to determine whether it meets the transportation requirements of the articles, and if the temperature is high, the compartment is refrigerated. The optimal driving route can save transportation time, realize real-time monitoring of supply chain cold chain transportation, and improve the management efficiency of supply chain cold chain.
以上所述仅是本发明的优选实施方式，应当指出，对于本技术领域的普通技术人员来说，在不脱离本发明技术原理的前提下，还可以做出若干改进和变型，这些改进和变型也应视为本发明的保护范围。The above are only the preferred embodiments of the present invention. It should be pointed out that for those skilled in the art, without departing from the technical principles of the present invention, several improvements and modifications can also be made. These improvements and modifications It should also be regarded as the protection scope of the present invention.
Claims (8)
- 一种用于轨交冷链车辆定位导航***及方法，其特征是，包括车载控制中心、无线通信模块和远程监控平台；无线通信模块，用于建立车载控制中心与远程监控平台的双向通讯；所述车载控制中心包括环境信息采集单元、导航定位单元、控制中心单元和制冷控制单元；环境信息采集单元，用于采集运输过程中车厢内的环境参数，并发送给控制中心单元；导航定位单元，用于采集运输过程中车辆的位置信息，并发送给控制中心单元；控制中心单元，用于存储车辆的环境参数和位置信息，并将这些数据发送给远程控制平台和接收远程控制平台发送的控制指令；制冷控制单元，用于对车厢内运输物品的制冷；远程控制平台包括车辆追踪单元、实时报警单元和用于存储的专家知识库单元；所述车辆追踪单元，用于对运输过程中车辆位置信息进行追踪；所述实时报警单元，用于对运输过程中车厢内环境参数与专家知识库单元中存储的物品环境模型匹配，如果车厢内环境参数过高，则发送控制指令至控制中心单元。A vehicle positioning and navigation system and method for rail transit cold chain, characterized in that it includes an on-board control center, a wireless communication module and a remote monitoring platform; the wireless communication module is used to establish two-way communication between the on-board control center and the remote monitoring platform; The vehicle-mounted control center includes an environmental information collection unit, a navigation and positioning unit, a control center unit and a refrigeration control unit; the environmental information collection unit is used to collect environmental parameters in the carriage during transportation and send them to the control center unit; the navigation and positioning unit , which is used to collect the position information of the vehicle during transportation and send it to the control center unit; the control center unit is used to store the environmental parameters and position information of the vehicle, and send these data to the remote control platform and receive the data sent by the remote control platform. Control instructions; refrigeration control unit for refrigerating transported items in the compartment; remote control platform includes a vehicle tracking unit, a real-time alarm unit and an expert knowledge base unit for storage; the vehicle tracking unit is used for The vehicle location information is tracked; the real-time alarm unit is used to match the environmental parameters in the carriage with the item environment model stored in the expert knowledge base unit during transportation, and if the environmental parameters in the carriage are too high, send a control command to the control center unit.
- 根据权利要求1所述的一种用于轨交冷链车辆定位导航***及方法，其特征是，所述车载控制中心还包括显示单元，用于以多维显示方式显示环境参数和位置信息。The vehicle positioning and navigation system and method for rail transit cold chain according to claim 1, wherein the vehicle control center further comprises a display unit for displaying environmental parameters and location information in a multi-dimensional display manner.
- 根据权利要求1所述的一种用于轨交冷链车辆定位导航***及方法，其特征是，远程控制平台还包括最优路径单元，所述最优路径单元，用于对车辆的位置信息结合专家知识库中存储的全国道路交通数据提供可行的行驶路线发送至控制中心单元。A vehicle positioning and navigation system and method for rail transit cold chain according to claim 1, wherein the remote control platform further comprises an optimal path unit, and the optimal path unit is used for the location information of the vehicle. Combined with the national road traffic data stored in the expert knowledge base, a feasible driving route is provided and sent to the control center unit.
- 根据权利要求1所述的一种用于轨交冷链车辆定位导航***及方法，其特征是，环境信息采集单元包括RFID传感器标签，所述RFID传感器标签设置于车厢内，用于采集车厢内的温湿度数据发送给控制中心单元。The system and method for locating and navigating rail transit cold chain vehicles according to claim 1, wherein the environmental information collection unit comprises an RFID sensor tag, and the RFID sensor tag is arranged in the vehicle and used for collecting the information in the vehicle. The temperature and humidity data are sent to the control center unit.
- 根据权利要求1所述的一种用于轨交冷链车辆定位导航***及方法，其特征是，所述导航定位单元包括GPS定位模块、里程计和电子罗盘，所述GPS定位模块、里程计和电子罗盘分别连接控制中心单元。The system and method for locating and navigating rail transit cold chain vehicles according to claim 1, wherein the navigating and locating unit comprises a GPS locating module, an odometer and an electronic compass, the GPS locating module, the odometer and the electronic compass are respectively connected to the control center unit.
- 根据权利要求1所述的一种用于轨交冷链车辆定位导航***及方法，其特征是，所述控制中心单元采用FPGA。The vehicle positioning and navigation system and method for rail transit cold chain according to claim 1, wherein the control center unit adopts FPGA.
- 根据权利要求1所述的一种用于轨交冷链车辆定位导航***及方法，其特征是，无线通讯模块采用GPRS、3G或4G中一种通讯方式。The vehicle positioning and navigation system and method for rail transit cold chain according to claim 1, wherein the wireless communication module adopts a communication mode among GPRS, 3G or 4G.
- 一种用于轨交冷链车辆定位导航***及方法，其特征是，包括以下步骤：步骤一，车辆控制中心在线采集车厢内的温湿度环境参数和车辆的位置信息上传到远程控制平台；步骤二，远程控制平台将接收的温湿度环境参数与存储的物品环境模型匹配，如果车厢内温度环境参数过高，则发送控制指令至车载控制中心；将接收的位置信息与存储的全国道路交通数据实现车辆跟踪并提供可行的行驶路线发送至车载控制中心；步骤三，车载控制中心根据行驶路线进行行驶，并将控制指令发送至制冷控制单元对车厢内物品制冷。A vehicle positioning and navigation system and method for rail transit cold chain, which is characterized by comprising the following steps: step 1, the vehicle control center collects the temperature and humidity environment parameters in the vehicle and the position information of the vehicle online and uploads it to the remote control platform; step 2. The remote control platform matches the received temperature and humidity environment parameters with the stored item environment model. If the temperature and environment parameters in the vehicle are too high, it sends a control command to the vehicle control center; it compares the received location information with the stored national road traffic data. The vehicle is tracked and a feasible driving route is provided and sent to the vehicle-mounted control center; in step 3, the vehicle-mounted control center drives according to the driving route, and sends control instructions to the refrigeration control unit to cool the items in the vehicle.
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140352334A1 (en) * | 2013-03-12 | 2014-12-04 | Tcp Reliable, Inc. | Monitoring Temperature-Sensitive Cargo with Automated Generation of Regulatory Qualification |
| CN104793660A (en) * | 2014-11-16 | 2015-07-22 | 浙江海洋学院 | Intelligent monitoring system for cold-chain logistics vehicle |
| CN106054983A (en) * | 2016-05-25 | 2016-10-26 | 苏州铭冠软件科技有限公司 | Navigation and positioning system and navigation and positioning system applied to supply chain |
| CN106325336A (en) * | 2016-08-19 | 2017-01-11 | 广东锐捷安全技术股份有限公司 | Refrigeration and freshness preservation box control system |
| CN106679829A (en) * | 2017-03-07 | 2017-05-17 | 福建农林大学 | System for visualizing temperature tracks of cold chain logistics |
| CN107491128A (en) * | 2017-09-28 | 2017-12-19 | 武汉华讯国蓉科技有限公司 | A kind of remote monitoring system of medical cold chain car temperature |
| CN109557961A (en) * | 2018-12-10 | 2019-04-02 | 南京铁道职业技术学院 | A kind of intelligent transport vehicle management system |
-
2021
- 2021-02-10 WO PCT/CN2021/076605 patent/WO2022170606A1/en active Application Filing
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140352334A1 (en) * | 2013-03-12 | 2014-12-04 | Tcp Reliable, Inc. | Monitoring Temperature-Sensitive Cargo with Automated Generation of Regulatory Qualification |
| CN104793660A (en) * | 2014-11-16 | 2015-07-22 | 浙江海洋学院 | Intelligent monitoring system for cold-chain logistics vehicle |
| CN106054983A (en) * | 2016-05-25 | 2016-10-26 | 苏州铭冠软件科技有限公司 | Navigation and positioning system and navigation and positioning system applied to supply chain |
| CN106325336A (en) * | 2016-08-19 | 2017-01-11 | 广东锐捷安全技术股份有限公司 | Refrigeration and freshness preservation box control system |
| CN106679829A (en) * | 2017-03-07 | 2017-05-17 | 福建农林大学 | System for visualizing temperature tracks of cold chain logistics |
| CN107491128A (en) * | 2017-09-28 | 2017-12-19 | 武汉华讯国蓉科技有限公司 | A kind of remote monitoring system of medical cold chain car temperature |
| CN109557961A (en) * | 2018-12-10 | 2019-04-02 | 南京铁道职业技术学院 | A kind of intelligent transport vehicle management system |
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