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Paper on logistics information technology
Logistics Information Technology Paper 1: Application Analysis of Logistics Information Technology [Abstract] Since the beginning of the 2 1 century, the modes of production, circulation and consumption are undergoing major changes, the traditional logistics mode is moving towards modernization, and information technology plays an important role in logistics. This paper expounds the composition of logistics information technology, analyzes its application, and points out its development trend.
Keywords: logistics information technology; App application
China Library Classification Number: F27 Document Identification Number: A
Date of filing: 2011165438+1October 25th.
Logistics information technology is the application of modern information technology in all processes of logistics, and it is a remarkable sign that modern logistics is different from traditional logistics. From the bar code system that automatically identifies and collects logistics data to the automatic tracking of logistics transportation equipment; From the planning and optimization of enterprise resources to the electronic data exchange between enterprises and units; From the hardware of office automation system, such as microcomputer, Internet, all kinds of terminal equipment, to all kinds of logistics information system software, it is developing with each passing day. With the continuous development of logistics information technology, a series of advanced and brand-new logistics management models and new logistics concepts came into being, thus promoting the reform of logistics industry.
First, the composition of logistics information technology
According to the characteristics and functions of logistics, logistics information technology includes network technology, computer technology, bar code technology, electronic data exchange technology, information classification and coding technology, radio frequency identification technology, geographic information system (GIS), global positioning system (GPS) and so on.
1, barcode technology. Bar code technology is an automatic identification technology which is produced and developed in the practice of computer application. It provides us with a way to identify and describe the goods in logistics. Bar code is the technical basis for realizing POS system, EDI, e-commerce and supply chain management, and it is also an important technical means to realize the modernization of logistics management and improve the management level and competitiveness of enterprises.
2.EDI technology. EDI refers to the use of computer networks to transmit and exchange structured data through electronic means and standardized formats.
3. Radio frequency technology. Radio frequency identification technology is a non-contact automatic identification technology, which automatically identifies the target object through radio frequency signals and obtains relevant data. The identification work can work in various harsh environments without human intervention. Short-range RF products are not afraid of harsh environments such as oil pollution and dust pollution, and can replace bar codes, for example, for object tracking on factory assembly lines. Remote RF products are mostly used in transportation, and the recognition distance can reach tens of meters, such as automatic toll collection or vehicle recognition.
4.GIS technology. GIS (Geographic Information System) is the product of many disciplines. Based on geospatial data, it provides all kinds of spatial and dynamic geographic information in time by using geographic model analysis method. It is a computer technology system for geographical research and geographical decision-making. Its basic function is to convert tabular data (whether from database, spreadsheet file or direct input program) into geographic graphic display, and then browse, operate and analyze the display results. Its exhibition range can range from intercontinental map to very detailed block map, including population, sales, traffic routes and so on.
5.GPS technology. Global Positioning System (GPS) has the ability of real-time three-dimensional navigation and positioning in the sea, land and air. In the field of logistics, GPS can be applied to automatic positioning, tracking and dispatching, railway transportation management and military logistics.
6. Management software. Logistics management software includes transportation management system (TMS), warehouse management system (WMS), freight forwarder management system (FMS), supply chain management system (SCM) and so on.
Second, the application status of logistics information technology
At present, the application of logistics information technology in enterprises mainly includes: integration technology, automatic tracking and positioning technology, automatic identification technology, enterprise resource information technology (such as material demand planning, manufacturing resource planning, enterprise resource planning, distribution resource planning, logistics resource planning, etc.). ), data management technology (such as database technology, data warehouse technology, etc. ) and computer network technology. It is embodied in the following aspects:
1, application of logistics automation equipment technology. The hot spot of integrated application of logistics automation equipment technology is the distribution center, which is characterized by many varieties, batches and quantities of items that need to be picked every day. Therefore, the distribution centers of domestic supermarkets, medicines, postal parcels and other industries have partially introduced logistics automatic sorting equipment. One is the automatic application of sorting equipment, such as the distribution center of Beijing Pharmaceutical Corporation, which is equipped with visual sorting prompt equipment on the sorting shelves (pallets) and connected with the logistics management information system to dynamically prompt the items and quantities to be selected, guide the staff to choose, and improve the accuracy and speed of goods selection; The other is an automatic sorting device after goods are sorted. The identified articles (usually packaging and transportation units) are labeled with bar codes or electronic labels, which are sent to the sorting port by the conveyor belt, and then sorted by the sorting machine equipped with reading equipment, so that the articles enter their respective goods collection channels and complete the automatic sorting of the articles. Sorting equipment is used in large distribution centers in China, but such equipment and corresponding supporting software are basically imported from abroad, as well as imported foreign mechanical equipment and domestic configuration software. The three-dimensional warehouse and its roadway stacker have developed rapidly in China, and have been used in machinery manufacturing, automobile, textile, railway, cigarette and other industries. For example, the roadway stacker produced by Kunchuan Group has been applied in many enterprises such as Honghe Cigarette Factory. In recent years, the walking speed, noise, positioning accuracy and other technical indicators of domestic stackers have been greatly improved, and the operation is relatively stable. However, compared with well-known foreign manufacturers, there is still a big gap in some fine indexes of the stacker, such as the lowest limit height of the cargo space, the noise (more than 80 meters per second) during high-speed operation, and the motor deceleration performance.
2. Application of logistics equipment tracking control technology. At present, logistics equipment tracking mainly refers to the tracking of the transportation carrier of logistics and the location of the items involved in logistics activities. There are many ways to track logistics equipment, including passive tracking by traditional communication means such as telephone and phased tracking by RFID, but at present, GPS technology is the most widely used in China. GPS technology tracking uses GPS logistics monitoring and management system, which mainly tracks the transportation of freight vehicles and goods, so that the owner and owner can know the position and state of vehicles and goods at any time, and ensure the effective monitoring and rapid operation of the whole logistics process. Logistics GPS monitoring and management system mainly includes GPS positioning equipment, tracking service platform (including geographic information system and corresponding software), information communication mechanism and other equipment (such as electronic labels or barcodes on goods, alarm devices, etc.). ) In China, some logistics enterprises are also applying this technology in order to improve their management level and service ability to customers. For example, at the end of 20 10, local governments such as Shenyang required subordinate transportation departments to equip passenger cars with GPS equipment, thus strengthening the supervision of passenger cars.
3. The application of logistics dynamic information collection technology. The globalization of enterprise competition, the shortening of product life cycle and the shortening of user delivery time all put forward higher requirements for the availability and controllability of logistics services, and the concept of real-time logistics was born. How to ensure the complete control of the logistics process, the application technology of logistics dynamic information collection is an essential element. Dynamic goods or mobile carriers themselves have a lot of useful information, such as the name, quantity, weight, quality, origin of goods or the name, brand, location, status and a series of other information of mobile carriers (such as vehicles and ships). This information may be reused in logistics, so reading the information of dynamic goods or carriers correctly and quickly and using it can obviously improve the efficiency of logistics. Among the popular applications of logistics dynamic information collection technology, one-dimensional and two-dimensional bar code technology has the widest application range, followed by magnetic stripe (card), voice recognition, portable data terminal, radio frequency identification (RFID) and other technologies.
Third, the development trend of logistics information technology
1, automatic identification technology will become the key technology in the future logistics field. Experts believe that the application of automatic identification technology (RFID) in the logistics industry can greatly improve the efficiency of logistics management and operation and reduce logistics costs. In addition, from the global development trend, with the continuous improvement and maturity of RFID related technologies, RFID industry will become a new high-tech industrial cluster and a new growth point of the national economy. Therefore, RFID technology is expected to become a new lubricant to promote the accelerated development of modern logistics.
2. Logistics dynamic information collection technology will become the breakthrough point of logistics development. Under the trend of global supply chain management, it has become a key factor for enterprises to grasp the dynamic information and quality information of goods in time. However, due to the influence of nature, weather, communication, technology and regulations, the development of logistics dynamic information collection technology has been greatly limited, which is far from meeting the needs of modern logistics development. With the help of new scientific and technological means, improving logistics dynamic information collection technology has become the next technical breakthrough in the logistics field.
3. Logistics information security technology will be paid more and more attention. Logistics information technology developed with the help of network technology, while enjoying the great benefits brought by the rapid development of the network, is always suffering from possible security crises, such as malicious attacks by network hackers, virus utilization, information leakage and so on. Applying security technology to ensure the safe and stable operation of enterprise logistics information system or platform is a major challenge that enterprises will face for a long time.
Main references:
Zhang Shushan. Logistics information technology and application (1 edition) [M]. Beijing: National Defense Industry Press, June 2006.
[2] Ouyang Xiawen. Application of Logistics Information Technology (1 Edition) [M]. Beijing: People's Communications Publishing House, 2002.3.
[3], Dong. Application of logistics information technology in modern logistics. China Science and Technology Information, 2008+0.
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