Expert Diagnosis
Brief Introduction/Functions The locomotive expert diagnosis system further deepens the application of on-board data under the overall framework of the CMD system to realize automatic dumping and deep analysis of on-board data of locomotive. It has functions such as fault cleaning, fault diagnosis, correlation analysis, fault warning, life prediction, health assessment, fault ticketing, fault closed-loop, knowledge database, statistical report, algorithm configuration, protocol interpreter, etc. Through system application, it provides scientific support for the digital and accurate maintenance of locomotive, improving operating efficiency and economic benefits. Product Parameters/Key Technologies 1. Fault cleaning rules: > 2000 items 2. Fault cleaning accuracy: > 98% 3. Fault diagnosis: traction auxiliary system coverage: > 92.3%, accuracy; > 90% Application Cases This product is mainly applied for data analysis of locomotives in depots such as Jiang'an, Xi'ning, Huaihua, Xuzhou, Shanghai, Hefei, and Nanchang; | ||||
Driver And Passengers Behavior Recognition
Brief Introduction/Functions Automatic identification and retrieval of violations by crews and passengers is realized in combination with LKJ intelligent analysis of 6A videos of locomotive. Compared with manual retrieval, it expands coverage of analysis, improves analysis efficiency and recognition accuracy, frees personnel from repetitive and tedious work, and provides assistance for safe train operation. Product Parameters/Key Technologies Number of test items: 20+ Average accuracy: ≥ 85% Analysis efficiency: 40G/day (3 GPUs) LKJ correlation analysis: Satisfied Result automatic association: Satisfied Application Cases The system has been deployed and applied in 8 locomotive depots, such as Chongqing and Xi'an. | ||||
5G Large Volume Data Dump
Brief Introduction/Functions Collect real-time data from each subsystem and audio and video data during train operation, store and back up data centrally; automatically download high-capacity data wirelessly at high speed (wireless speed ≥1.7Gbps) under the scenario of low-speed movement in depot when the train enters the station/parking/maintenance depot; build fully automated high-speed and reliable dumping lines for vehicle and ground in the field of rail transit, fully tap the value of big data, and effectively improve operation and maintenance efficiency. Product Parameters/Key Technologies 1. Memory space: 1TB 2. Air interface bandwidth: 1.7Gbps 3. Network interface bandwidth: 10GB 4. POE++ power supply interface Application Cases It has already been applied to urban rail and locomotive fields/projects such as Nanjing Metro Line S6, Ningbo Metro Line 3, Jiang'an locomotive depot, and Longchuan locomotive depot. | ||||
Prognostic Health Management (PHM)
Brief Introduction/Functions A train health management system covering "traction auxiliary subsystem - train level - ground" has been constructed, which has functions of fault diagnosis, fault warning, emergency response, status evaluation, and health prediction etc. for key subsystems such as train traction auxiliary subsystem. Product Parameters/Key Technologies 1. On-line fault warning and state evaluation of traction motor bearing, stator insulation, and coupling based on existing signals of the converter; 2. Filter screen clogging status repair based on heat dissipation model and data-driven approach; 3. Fault warning for capacitors and reactors based on on-line performance parameter identification; 4. Sensor anomaly detection based on mechanism and multi-sensor integration 5. Battery fault warning based on feature identification of charging process Application Cases Installation validation and demonstration application of Fuxing EMUs, HXD1 locomotives, and more than 10 metro lines | ||||
Linkage Analysis
Brief Introduction/Functions The linkage analysis product is developed based on running monitoring data (LKJ) of locomotive and 6A video to analyze on-board LKJ data of locomotive and 6A audio and video data, guarantee driving safety, and promote standardized driving, so as to achieve post review, accident tracing, and responsibility division; locomotive video and LKJ system data storage functions are available; LKJ analysis function, audio and video analysis function, and report statistics functions; driver behavior recognition function. Product parameters/Key Technologies 1. The dump terminal supports a 4U disk dump, and the dump speed of a single-port USB device is not less than 20MB/s. 2. The all-in-one machine supports a 4U disk and 4 IC cards for dump, with the dump speed of device no less than 20MB/s for a single-port USB device. Video playback supports AVI and MP4 formats; support 16 channels; double-data-rate four. 3. Video transcoding supports 6A of manufacturer, research institute, and TYSPJ. Support formats of MP4 and AVI. 4. Data analysis supports LKJ, video, and 6A. The LKJ analysis supports 32 major items and 108 minor items of the national railway standard. 5. The operating curve supports multi-channel data such as speed, pipe pressure, as well as road, bridge, and tunnel. Application Cases This product is mainly used for linkage analysis system of Chengdu Bureau, intelligent maintenance and integrated analysis system of Xi'an Bureau and linkage analysis system of Shandong Hi-speed Group. | ||||
Vehicle Maintenance Safety Behavior Identity System
Brief Introduction/Functions The vehicle maintenance safety behavior identity system is an integrated platform established on the maintenance site to identify equipment status and personnel behavior. The platform is supported by artificial intelligence deep learning technology, performs real-time flow collection on site, uses neural network algorithm analysis, and adopts GPU parallel computing to detect status of on-site equipment in real time, alert dynamic targets in real time, monitor personnel dress and compliance during operation throughout the entire process, and realize real-time monitoring, alarm and statistics of all-weather, integrated, and fully automatic multi-channel video stream for scenarios, such as pit operation, roof operation and power outage operation. Product Parameters/Key Technologies Monitoring duration: 24 hours a day Alarm delay: 1 second Coverage area: Pit operation area, roof operation area, and power outage operation area Illegal operation record: text, video, and picture Application Cases It has passed the trial operation acceptance of Jiahe Wanggang Depot of Guangzhou Metro Line 2 | ||||
Urban Rail Transit Intelligent Operation And Maintenance System
Brief Introduction/Functions The intelligent operation and maintenance platform of urban rail transit realizes functions such as train monitoring, emergency response, wayside detection, health management, and rule engine. Through integration of life cycle data of train, its health status assessment, fault diagnosis and early warning will be realized to provide strong support for reducing failure rate of main lines, improving safety and maintenance level of train, reducing inventory of spare parts, and cutting down labor and maintenance costs. Product Parameters/Key Technologies Big data platform: Big data platform including big data aggregation, big data processing and storage, big data governance, big data mining, and big data visualization is realized;One-stop solution: One-stop intelligent operation and maintenance solution for vehicle/wayside - vehicle to ground communication - ground data platform - intelligent application is realized Application Cases It has been applied to over 30 lines in nearly 20 cities, including Shanghai, Guangzhou and Shenzhen. | ||||
Urban Rail Maintenance Management System
Brief Introduction/Functions The maintenance management system mainly includes a series of functions such as integrated monitoring, workbench, maintenance plan management, production scheduling management, maintenance operation management, engineering vehicle maintenance management, process equipment maintenance management, etc. At the same time, it supports repair class optimization and other auxiliary decision-making in combination with intelligent operation and maintenance achievements. Through the construction of vehicle maintenance management system, we can fully leverage the advantages of informatization in operation management, optimize the workload of staff, reduce error rates, promote the normalization, standardization and informatization of daily production management to effectively prevent and control operation risks, achieve dual improvement of work quality and efficiency, reduce costs, and ensure operation and maintenance. Product Parameters/Key Technologies 1. Maintenance plans will be automatically generated based on the actual situation of the owner, and manual modification is supported. 2. Divide the maintenance content into task sheets, refine the tasks of operators, control permissions, and only handle their own tasks to improve filling efficiency. 3. The system automatically determines the requesting turn-off point and power outage logic, prompts whether to allow the requesting turn-off point and power outage, reduces human judgment error, and improves safety. Application Cases It is currently being tested by the owner of Wuxi Metro Line 4. | ||||
Maintenance Big Data Platform
Brief Introduction/Functions The maintenance big data platform accesses maintenance data in various professional fields such as servicing, maintenance, operation safety, security, statistics, etc., and takes advantage of massive data storage and analysis capabilities of the big data platform to build a set of integrated query and analysis platform that integrates maintenance, servicing, operation, safety and other fields, and realize multi-dimensional early warning and pre-control. Product Parameters/Key Technologies Number of access systems: 30+Quantity level: TB level;Specialty category data: 9 types Application Cases At present, this product is mainly applied in Nanning depot, Liuzhou depot, Shuozhou-Huanghua Railway, Shenmu-Shuozhou Railway, etc. |