Digital Grain Depot Management System Solution Based on RFID Internet of Things
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Project Background:
Food security has always been a major strategic issue related to my country’s national economic development, social stability and national self-reliance. The company relied on its years of experience in information security,RFIDWith the accumulated leading technology and R&D advantages in other fields, with the support of relevant national departments, the “Internet of Things-based Grain Circulation Management Demonstration System” has been built. Information platforms, finished grain safety traceability systems, etc., have been successfully applied in digital, Changzhou, Wuxi, Inner Mongolia and other places, providing an important guarantee for improving the level of information management of grain circulation and ensuring national food security.
The digital grain depot system can greatly improve the informatization level of grain depot management, truly realize the seamless connection of the grain depot management system, collect real-time, fast and accurate information about the grain depot operation, and precisely control the operation process, such as: report from the grain depot. Port, sampling, testing, weighing, etc., effectively avoid the occurrence of “human favors” and “fraud food”; in addition, the system can realize the grain depot business management system, operation control system, and grain depot security system, and grain situation The large integration of monitoring system, fumigation system, ventilation system, DCS system and other subsystems, as well as the integration of grain depot business, finance, taxation, and closed fund management of the Agricultural Development Bank. Not only can it help the grain management department to effectively reduce the management level and reduce management costs, but it can also greatly improve management efficiency.
The farmer settlement card system based on RFID technology distributes farmer settlement cards to grain farmers free of charge, enabling farmers to swipe the card to sell grain, thereby helping the grain management department to obtain true and comprehensive data on social grain purchases and providing strong technical support for the national grain macro-control . At the same time, the system also subsidizes farmers according to the amount of grain sold through farmers’ settlement cards, successfully mobilizing farmers’ enthusiasm for growing grain.
The regional food logistics public information platform aims at the integration of food logistics resources. It can use radio frequency identification, satellite positioning, mobile communication location services and other technologies to supervise the entire process of regional food logistics, and monitor the flow and direction of various logistics channels in the region in real time. Grain logistics emergency command provides services to improve the level of grain macro-control. At the same time, it realizes the intelligent matching of logistics supply and demand information, provides logistics business management services for grain logistics enterprises, rationally plans and guides grain logistics demand, reduces the empty return rate, and improves the level of grain logistics organization. In the implementation of the grain logistics project in Jiangsu Province, not only the interaction of highways, railways, and inland water transportation in Jiangsu Province has been strengthened, but also the intermediate communication and delay time and costs have been reduced, providing a solid guarantee for stabilizing the grain supply in Jiangsu Province.
The finished grain safety traceability system can help the grain management department to realize the whole process of tracking and tracing the finished grain raw materials, production and processing, quality inspection, inbound and outbound and logistics information. When a food safety incident occurs, you can pass the The two-dimensional bar code or traceability number can quickly find the raw materials used in the batch of food, as well as the processing, packaging, inventory, and logistics links that have gone through, and quickly deal with the source of the problem; you can also quickly find the flow of the batch of food and recall the problem in time Products, reduce the risk of food safety accidents.
The digital grain depot management system solution based on the RFID Internet of Things is mainly divided into three parts, namely, the provincial, prefecture and municipal digital grain depot supervision system, the RFID-based grain in and out operation system and the grain depot intelligent storage management.
1. Provincial, prefectural and municipal digital grain depot supervision system: through the digital grain depot supervision system, the provincial, prefectural and municipal grain administrative departments monitor the local grain reserves in real time, accurately, intuitively, and efficiently to ensure the quantity of grain reserves at all levels Authenticity, good quality, and guarantee of national food security. The system provides functions such as decision support, plan management, remote grain situation monitoring, remote video monitoring, three-dimensional visualization display, and record management.
2. RFID-based grain depot warehousing operation system: using RFID, etc.Internet of ThingsTechnology to improve the automation, informatization, and intelligence level of grain in and out operations is an important basis for “regulating warehousing according to law”, standardized management and dynamic and precise management of grain and oil storage enterprises, and an important means to improve the quality of services for farmers.
3. Intelligent storage management of grain depot: Green and low-carbon grain storage technology is adopted to ensure the real quantity and quality of stored grain. Based on the multi-functional grain condition system level, the intelligent ventilation system visually displays the grain condition data. According to the “ventilation control model”, the “intelligent ventilation controller” remotely automatically/semi-automatically controls the centrifugal fan, grain cooler, and low-temperature storage ventilation equipment Etc., to prevent inefficient ventilation, ineffective ventilation, excessive ventilation, harmful ventilation, etc., prevent condensation, save energy and reduce emissions.
The digital grain depot system can promote the standardized management of grain storage enterprises, which is reflected in the following aspects:
(1) Work flow sorting, standardization, and modeling: The digital grain depot system implements commonly used work flow models; if some of the enterprise’s work processes are inconsistent with the processes that have been implemented in the system, the system needs to be investigated and implemented. Requirements analysis and implementation personnel will work with business leaders and business personnel to sort out the operation process of the grain depot after adopting RFID and other technical means. After repeated discussions and actual verification, it is finally fixed in a standardized form and implemented in the digital grain depot system. The basis for standardized management of grain depots.
(2) Standardized grain depot operating procedures are consolidated in the information system: standardized grain depot operating procedures are consolidated in the digital grain depot application system, and each operation must be carried out in accordance with pre-defined rules
(3) Intelligent operation and precise control of grain depot operations: Use RFID technology to intelligently manage various business processes such as port reporting, sampling, testing, weighing, and warehousing of grain in and out of the warehouse, reducing management levels and management Cost, improve management efficiency. At the same time, during the execution of each operation link, it must be compared with the pre-defined standardized process rules. If it does not comply with it, an alarm will be prompted and the operation cannot be executed, realizing precise control.
(4) Visualization of the operation process of the grain depot: Due to the functions of RFID automatic identification and data collection, each link of the grain depot operation and the related data generated by each link are recorded in the information system, and the whole is displayed in a graphical way. The operation process has improved the standardized management level of grain depot operations.
(5) The operation process is flexibly changed, and the information system does not require major changes: the user’s operation process changes, and only the operation process model is changed in the software system, and there is no need to make major changes to the system. Grain storage companies can also modify the operating process model based on the bottlenecks and deficiencies discovered during the execution of the monitoring existing operating procedures, and redeploy them to the digital grain depot system without making many changes to the software and hardware of the digital grain depot system.
2. Fine management
The digital grain storage system can strengthen the refined management level of grain storage enterprises. The specific analysis is as follows:
(1) The logistics operation management system can clearly and intuitively display the specific execution of each operation process, the execution time of each link, etc., which has laid a good foundation for the fine management of grain storage enterprises.
(2) Intelligent ventilation control equipment can accurately collect the power consumption of each ventilation equipment for each ventilation, which is the basic information of fine management.
(3) The digital grain depot integrated management platform integrates grain depot business systems, operation systems, scheduling systems, storage systems, operating systems, and fiscal and taxation systems to eliminate information islands, realize information interconnection, and realize departmental collaboration; this way each operation link The information is shared and used between different links and different departments, laying a data foundation for the refined management of the entire enterprise.
3. Green and low-carbon grain storage
The digital grain depot system can realize green and low-carbon grain storage, which is reflected in the following aspects:
(1) The intelligent ventilation control system can reduce energy consumption and realize energy saving and emission reduction on the basis of achieving the purpose of ventilation.
(2) Water source heat pump and ground source heat pump low-temperature grain storage technology, with the cooperation of intelligent ventilation control system and multi-functional grain condition monitoring system, can maintain the warehouse temperature at a low level with lower energy consumption and reduce or even eliminate fumigation The use of chemicals can realize green grain storage. Experiments have proved that: through the water source heat pump and the warehouse temperature maintenance system, the grain with an average temperature of 32℃ in the whole warehouse is reduced to an average temperature of 15℃, which takes 7.5 days and saves energy by 35% compared with the cold grain machine.
4. Downsizing and increasing efficiency
The digital grain depot system improves the automation level of grain depot operations and can reduce staff and increase efficiency, which is reflected in the following aspects:
(1) Operational mechanization and automation: automatic control of grain machinery operation (DCS), remote automatic control of dry grain line, wet grain line, vertical silo, dryer, big silo and other subsystems, and realize automatic measurement and settlement , Accounting and other management functions. Reduce labor intensity, improve working environment, and increase labor efficiency. In this way, multiple people were required to inspect the implementation of the equipment on site, but now only one person is needed to monitor the DCS system, and the monitoring effect is also improved.
(2) The automatic weighing system can realize automatic printing of weighing results, automatic statistics of weighing results, automatic identification of the legality of weighing vehicles, and automatic identification of fraudulent behaviors, which reduces the labor intensity of the weighing staff and improves the weighing Operational efficiency.
(3) The digital grain depot integrated management platform integrates grain depot business systems, operating systems, scheduling systems, storage systems, operating systems, and fiscal and taxation systems to eliminate information islands, realize information interconnection, and avoid duplication of data entry and reduce Intensity of labor.
(4) Centralized control informationization: In the dispatch center, dispatchers and leaders can monitor the video screens and business data of each job site in real time, accurately understand the situation, and conduct timely and accurate dispatch, avoiding the difficulty of communication between dispatchers and on-site personnel.
5. Safe production
The digital grain storage system can promote the safe production of grain storage enterprises, specifically in the following aspects:
(1) The dispatching management system can display the video information of the grain storage operation link, discover the hidden dangers of safe production in time, and promote the safe production of enterprises.
(2) The automatic weighing system can automatically prevent private frauds such as vehicles not fully weighed, ballasts, and drivers not getting off the car, and promote safe production of enterprises.
6. Warehousing quality and safety
In terms of ensuring the quality and safety of storage, the digital grain depot system uses automatic sampling equipment to ensure the fairness of the samples and the objectivity of the test results. On the other hand, the intelligent ventilation system, multi-functional grain information system, low-temperature grain storage with water source heat pump, and low-temperature grain storage technology with ground source heat pump are used to improve the quality of stored grain. In the third aspect, the digital grain depot conducts centralized query and display for each quality hazard control point during the entire process of each grain from storage to storage, including quality inspection, storage, ventilation, fumigation, and warehouse dumping. Food quality and safety traceability information throughout the process.
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