In recent years, industry scholars and enterprises have conducted in-depth research on smart cold chain logistics. In 2010, IBM released a research report entitled "Smart Future Supply Chain", which proposed the concept of smart supply chain and extended the concept of smart logistics. The basic links (transportation, warehousing, packaging, loading and unloading handling, circulation processing, distribution) to achieve the system perception and data collection of modern integrated intelligent logistics system.
With the development of cold chain informatization and digitalization, intelligent cold chain logistics has become an inevitable development trend. Through intelligent hardware, Internet of Things, big data and other intelligent technologies and means, it improves the ability of analyzing and decision-making and intelligent execution of the logistics system, and upgrades the level of intelligence, networking and automation of the whole logistics system, so as to realize the intelligence from the aspects of circulation links, underlying technologies, application fields and functional objectives.
Digital Logistics System
Digital twin remote control intelligent cold chain park operation and management mode, on the other hand, is to connect the upstream and downstream systems and realize data linkage with the help of intelligent hardware, from the national transportation hub map to the multi-dimensional presentation of daily management of the key parks, hidden danger management, construction management, vehicle flow monitoring, human flow monitoring, logistics monitoring, warehouse management, etc., so that the processes are closely linked and the big data twin of the intelligent cold chain park is built. The platform realizes real-time monitoring of vehicle position, speed, cold storage temperature, equipment status and other information, realizes fully transparent management of transportation and operation and maintenance process, improves conversion efficiency, reduces freshness loss and improves management level.
Lightweight 3D visualization scene, establish dynamic digital cold chain park model, intelligent cold chain park visualization system. The manual manual placement of key points is used to present the locations involved in cold chain business on the 3D map nationwide, while the hub network with dynamic flow effect is drawn, vividly demonstrating the real-time and intelligent nature of cold chain logistics.
Based on Web 3D development technology and lightweight 3D modeling technology, the virtual cold chain park is built, and the buildings, roads, parking lots, and other equipment and facilities in the park are modeled according to 1:1 modeling. Rendering a dark industrial technology style park effect, giving people a bright sense of impact. It can also be combined with the PBR physical rendering material system to create a realistic park environment.
In order to realize the visual management of cold storage and present the advantages of cold chain, the intelligence of cold storage information system is especially important. Docking with the intelligent logistics integration system, it collects, summarizes and analyzes all kinds of information of the cold storage and establishes a perfect database, and through the intelligent brain, it carries out the unified dispatching and control of the on-site logistics equipment and monitors the operation of the on-site equipment in real time. Through the intelligent "brain", it can carry out unified scheduling and control of on-site logistics equipment, real-time monitoring of on-site equipment operation status, visualization of the whole process of logistics turnover, timely response and handling of problems, and timely switching in case of failure.
Real-time inventory management: Realize real-time inventory and real-time occupancy of storage spaces. The three-dimensional scene can simulate the location of goods/pallets, real-time display of warehouse operation, can be intuitively understood on the shelves of the storage space occupied or not, if there is a pallet occupied, click on the pallet, the panel can be pop-up display pallets of barcodes and storage space code and other related information. The digital twin cold storage in and out of the warehouse, restore the site logistics process, data changes in the shelves and real-time feedback of the panel data, to achieve a comprehensive grasp of the activities of the storage and transfer center state, to play a supervision, maintenance and deployment of multi-dimensional unity, so that the material in and out of the warehouse information can be displayed, can be monitored, can be managed.
Real-time monitoring of equipment: For the cold chain industry, the working process of transportation solutions such as the "stacker + shuttle" system is simulated and animated through HT visualization technology. Combined with the automatic sensing and identification of shuttle, elevator, conveyor, AGV, three-dimensional warehouse shelves, and the integration of WMS and WCS system data, it monitors the whole process of information from the beginning of material entry to the completion of material exit, and realizes 24-hour fully automated batch operation of cold chain logistics.
To realize real-time tracking of equipment trajectory, the real-time location of each logistics equipment is restored in the 3D screen, and the detailed information of the equipment can be viewed by clicking on the equipment model points, so that the user fully understands the situation of the cold storage site and grasps the progress of the goods in and out of the storage in real time, as well as quickly responds to and coordinates the resources for the whole process of warehousing and logistics.
The three-dimensional visualization monitoring system interfaces with the WCS system, obtains the monitoring data of the relevant equipment, and intuitively displays the relevant data of the key equipments in the 3D scene, and the information of the equipment's alarm status and offline status is clear at a glance in the three-dimensional screen, which helps the cold storage management personnel to understand the resource scheduling in a timely manner. The 3D visualization displays real-time information such as overall logistics and conveying equipment operation status, equipment tasks, abnormal alarms, etc., which can quickly locate equipment failures, intuitively and efficiently.
In order to further present the concept of multi-temperature zone, temperature control transparency and full digitalization of the cold storage, the warehouse scene restores the actual on-site layout of the temperature and humidity sensors, and combines the real-time temperature and humidity management technology to realize the real-time management of the product real-time temperature, humidity, breakage and other information, and in the case of anomalies in the visualization system of the cold storage, the cold storage system will send out a clear warning prompts, in order to inform the management personnel in a timely manner, to reduce the risk, and to facilitate management. Hightopo visualization system manages logistics information from different perspectives, such as total inventory of fresh commodities in the cold chain, the number of goods in and out of the warehouse, data analysis of goods in and out of each building on a single day, analysis of the percentage of today's orders in terms of their status, analysis of the histogram of today's types of goods as well as analysis of this month's orders, etc., so that the enterprise can understand and control the situation of the orders in a timely manner, and carry out product logistics monitoring and analysis and follow-up in a timely manner, thus reducing the risk and reducing the damage of products. Logistics monitoring and analysis to follow up, reduce the occurrence of problematic pieces of information and query management.
Logistics trucks in the park are supplemented with 2D panels for real-time updating of information, displaying truck codes, load capacity, and truck status, which facilitates the management of the park's traffic information by the park's operation and maintenance personnel.
The 3D visualization system of the intelligent cold chain park gathers a variety of complex management system information in the virtual simulation environment, and builds the presentation of the whole scene of the cold chain park. By adopting advanced technologies such as the Internet of Things, big data, cloud computing and artificial intelligence in the logistics system, it makes the whole operation of the cold chain logistics system as if it were under the command of the human brain to collect and process the information in real time, make the optimal decision and realize the optimal layout, so that each part of the cold chain logistics system will be in the same way as the human brain. The cold chain logistics system adopts advanced technologies such as Internet of Things (IoT), cloud computing and artificial intelligence to make the whole cold chain logistics system operate like a human brain commanding to collect and process information in real time, make optimal decisions and realize optimal layout.