in the field of urban rail transit, for the 3 major business scenarios of training, vehicle and vehicle section, yunda can provide 3 major solutions of intelligent training, intelligent operation and maintenance and intelligent vehicle section. each of the three solutions consists of n core sub-products and related services. among them, the core products of intelligent training solutions mainly include: train driving simulation training system, comprehensive simulation training system for urban rail operation, comprehensive simulation training system for fully automatic operation of urban rail, etc.; the core products of intelligent operation and maintenance solutions mainly include: programmable logic control unit (lcu), online monitoring system for walking section, intelligent detection and collision prevention system, crew operation collection and supervision system, onboard data integration collection system, bow network monitoring system, 360-degree image inspection system for train appearance, etc.; the core products of intelligent vehicle section solutions mainly include: automatic management system for vehicle section dispatching and production, safety protection system for fully automatic driving vehicle section, safety interlocking monitoring system for maintenance operation, pantograph inspection system, wheel pair size and tread inspection system, dcc comprehensive management system, vehicle & equipment maintenance management system, etc.
smart training solutions
the comprehensive simulation training system of fully automatic operation of urban railway aims to solve the problem of lack of safe, efficient and applicable tools for training of single-job practical skills and multi-job collaborative exercise skills in fully automatic operation of urban railway.
the train driving simulation training system is mainly used for train driver training in rail transportation (subway, tram, municipal railway, new system).
based on the actual operation scenarios and training needs of urban rail operation sites, the urban rail dispatching simulation training system builds digital contractual simulation models of traffic dispatching, environmental control dispatching, power dispatching, information dispatching, maintenance dispatching, cctv, etc. it is a collection of signal, communication, power supply, environmental control and other simulation models combined with actual operation lines
urban rail station simulation training system is a simulation training system that combines the actual operation scenario of urban rail and the real logical control relationship of related equipment to form a set of train organization, power supply control and signal control.
the comprehensive training system for urban rail vehicle maintenance mainly targets the problems of low training efficiency, weak hands-on ability and shortage of training resources for urban rail vehicle maintenance and repair work types.
intelligent o&m solutions
break the traditional vehicle electrical state can not sense the situation, the control, state information digital, for intelligent vehicles to provide intelligent control and data support. features: highly integrated, digital electrical, maintenance-free design concept, intelligent, easy graphic design for secondary development.
the on-board arch network monitoring system mainly focuses on the arch network fault problems during train operation, and monitors the pantograph structure status, arch network burning arc, arch network heating, etc. in real time through visible image acquisition, ultraviolet detection, infrared thermal image, binocular vision, laser triangulation, car body vibration compensation, hall current sensing and other technologies
the walking section online monitoring system is an online real-time monitoring device developed to ensure the operational safety and quality of urban rail vehicles and to assess the health status of components.
the intelligent detection and collision avoidance system is a vehicle-mounted intelligent monitoring system developed for the business scenario of foreign object encroachment on the rail line to realize the active protection function for the train operation environment.
the system can effectively avoid or reduce safety accidents caused by crew fatigue driving, improve the management level of crew members, enhance the enterprise's safety production management capability and improve the comprehensive operation management level.
the vehicle-mounted intelligent track inspection system consists of three major subsystems: under-vehicle track defect image acquisition and positioning sensing system, in-vehicle intelligent inspection information processing and management system, ground vehicle section server and system terminal.
the onboard data integration and collection device can support remote tracking and monitoring of trains to ensure operational safety, automatic transmission of complete data to support train fault analysis, and full life-cycle train health management applications to support ground center systems.
through artificial intelligence technologies such as computer vision, deep learning and data-driven hierarchical warning, it realizes real-time alerts for component abnormalities to achieve the goal of improving operational efficiency, reducing the amount of manual maintenance and lowering o&m costs.
the system pushes test results and abnormal alarms in real time to ensure safe train operation and improve maintenance efficiency.
the non-contact three-dimensional point cloud reconstruction measurement technology realizes dynamic and accurate measurement of geometric dimensions such as wheelset tread wear, rim thickness, rim height, wheel diameter, wheelset inside distance, or value, and out-of-roundness of metro trains, and accurately identifies wheelset tread scuffing faults through infrared image stitching technology.
the system is installed on the train entry line or the operation main line, and uses non-contact infrared probes (fixed-point detection) or thermal imaging cameras (global detection) to detect the real-time temperature of important components such as train bearing end caps, gearboxes and motors, to achieve automatic fault diagnosis and customized graded alarms for the monitored components, and to ensure the safety of train operation.
smart vehicle section solution
the vehicle section dispatching production automation management system mainly solves the problems of low efficiency of vehicle section operation, low degree of safety, isolation of professional data, low degree of informationization, automation as well as intelligence, etc.
with the goal of "controlling safety and using resources well", it collects production planning and execution information from external systems by connecting the information flow between the underlying equipment, and provides intelligent auxiliary functions for monitoring the production process and dispatching business of the vehicle section.
for the safety protection of production operations within the vehicle section of fully automated operating lines. advanced technologies such as automatic control, information management and visualization management reduce the workload of operators and improve operational efficiency.
automatic interlock control based on the actual status of equipment such as disconnect switches, grounding devices, platform door locks, etc. is achieved through fail-safe interlock control technology, face recognition technology, video linkage technology, and image recognition technology.
using information technology as a link, we integrate automated operation equipment and vehicle section health analysis to form a set of management information system in line with the automated intelligent maintenance business model.
adopting computer network, face recognition, mobile internet and other technical means to realize the production process of passenger service: intelligent planning, mobile dispatching, self-service attendance and automated performance statistics.
the work apparatus and material management system provides perfect work apparatus and material management functions, supports intelligent empowerment of various storage modes, and provides standard interfaces to achieve seamless connection and integration with material management systems, erp systems, etc.
the company has accumulated rich project experience in the field of vehicle section process equipment, and has a complete set of safety production management system, sound supply chain management system and excellent integration project delivery team, which can provide professional integration solutions for customers.
smart traction power solutions
the device has a variety of operating modes, working in the inverter mode, through the traction network dc side voltage stabilization control, to ensure the full play of the train regenerative electric braking function, reduce the brake tile wear, improve the tunnel environment, the remaining braking energy back to the ac grid, reduce traction energy consumption.
the device stores the energy generated during train regenerative braking in the super capacitor and releases it into the traction network when the train is in traction, thus realizing the reuse of train regenerative braking energy, improving the quality of dc power supply, reducing gate tile wear, and improving the tunnel environment.
the device absorbs the energy generated during the regenerative braking of the train by means of resistive heating, ensuring the electric braking function of the train, reducing the wear of the brake tiles and improving the tunnel environment.
the device has a networked multi-device intelligent coordination control function to ensure that the braking energy is utilized by adjacent vehicles in priority, and the braking energy can be fed back to the ac grid in priority, and the excess is consumed through resistors.
the visual grounding management system is used to check and ground the contact network during power outage maintenance in urban rail transit vehicle sections, parking lots, main lines and other operational areas.
the safety production management system of urban rail transit power supply operation is a visualized and networked microcomputer integrated management system, which realizes the functions of microcomputer anti-misoperation, visualized grounding, safety management of maintenance work platform, video monitoring and equipment inspection of traction power supply system, which can effectively improve the safety and availability of power supply system operation