Huadian Group Baotou Donghua Thermal Power successfully applied RFID unattended intelligent weighing system
chrispeng [ad_1]
1. Easy RFID unattended intelligent weighing software system
Easy RFID intelligent weighing management system is mainly composed of electronic truck scales, computers, printers, video surveillance, radio frequency card reading systems, traffic lights, barriers and weighing management software. The system can also be equipped with hardware and software to realize its functions on the basis of the electronic truck scale currently used by the user. The system adopts a standard WINDOWS window interface and Chinese prompts, which makes the user’s operation simple and intuitive, convenient for query and statistical reports, and truly enables the measurement work to be completed at any time, so that the weighing data is accurate and reliable, and the work efficiency and economic benefits are improved. . There are two operating modes: manual and automatic weighing. In the unattended state, automatic printing of weighing and scale sheets can be completed without manual intervention, which effectively prevents the occurrence of cheating, and is a beneficial assistant for modern metering.
The RFID intelligent weighing management system effectively prevents the economic loss of the power plant caused by man-made fraud through automatic identification and accurate measurement of the vehicle number. In addition, after the implementation of the system, the labor intensity of the staff and the error rate of manual weighing have been greatly reduced, the transparency of the fuel management process has been improved, and the informationization process of the enterprise has been promoted. There are a large number of coal transportation vehicles coming in and out of thermal power plants every day, requiring procedures such as parking, registration, and weighing. The data is manually entered into the computer by the operator, which is not only time-consuming, but also has a large error rate. In addition, it is easy to breed man-made fraud. Cause a lot of economic losses to the enterprise. The automobile intelligent weighing system combines microwave radio frequency identification technology, electronic truck scale technology, communication technology, automatic control technology, database technology and computer network technology to automatically record the license plate number, weight information, time information, etc. of vehicles equipped with electronic tags. And written into the host database, can effectively eliminate human error, prevent over-balance blockage, cheating and other situations.
2. Huadian Group Baotou Donghua Thermal Power Management Demand
Facing the increasingly complex coal market, the phenomenon of fraud inside and outside enterprises is becoming more and more serious. How to effectively monitor the situation of each link through systematic standardization, standardization, and process control to avoid various frauds.
Easy unattended intelligent weighing management system aims at the automatic measurement, weighing and skinning data collection of Baotou Donghua Thermoelectricity using cars as a means of transportation (without human intervention) to ensure the accuracy of original data collection . Through the realization of automatic measurement, the operating time of each operation link can be greatly shortened, the connection and unloading ability of the measurement system can be improved, and the working environment of the measurement personnel and the car driver can also be improved, and the labor intensity can be reduced. Realize the automatic transmission and exchange of data, avoid the possibility of errors and human interference in the manual transmission of data.
3. Design of RFID unattended intelligent weighing management system
Easy RFID intelligent weighing management system, including: video monitoring system, voice intercom system, remote printing system, LED large screen display system, infrared anti-cheating system, vehicle queue management system, unattended weighing host, automatic sampling system , Database server, etc., each unit system is connected together through the intra-plant LAN to realize data sharing.
System workflow
Before entering the power plant, all transport vehicles first go to the vehicle queuing management office for queue sorting. Only the transport vehicles after sorting can enter the power plant. After the transportation vehicles are sorted, they enter the sampling platform for sampling. When sampling, it is necessary to judge whether the vehicle jumps into the queue, if it is a jumper vehicle, it will not be sampled. After the sampling is completed, the vehicle drives into the truck scale for gross weight measurement, after the measurement is completed, the coal is unloaded, and after the coal unloading is completed, it drives into the truck scale for tare weight measurement, and the net weight is automatically calculated after the measurement is completed. If an abnormal phenomenon occurs during the weighing and peeling process, the system will automatically notify the real-time monitoring system, and the monitoring personnel can deal with it in time to ensure the normal operation of the system.
Fourth, the functional characteristics of Yisi RFID unattended intelligent weighing management system
1. It can complete automatic weighing, automatic printing of scales, automatic capture of the image of the video recorder (mainly the license plate number) and video recording without manual intervention (unless the machine or software fails, then manual weighing) Features.
2. The vehicle number, driver, name of the goods, supplier and receiver and other information corresponding to the card number can be automatically transferred through the card number.
3. A large screen display can be installed outside the weighing room to display the weighing weight, so that the driver can see the weighing data.
4. The system has multi-level operation authority management to prevent the original data from being changed by mistake. Only the person with the operation authority can change some important parameters. Only the super administrator can modify the weighing data.
5. Image capture and video monitoring can be realized: when the car stops on the weighing platform, the system will automatically save the weighing data, and the automatic image capture can be used as a basis for future search. And through the display weighing process for image monitoring.
6. Support manual weighing. When the unattended weighing fails, it can be weighed manually, so as not to affect the weighing of the car.
7. Daily statistics, monthly statistics and statistics for specific time periods can be performed on the weighted data. You can modify the report form and the scale for the second time, that is, the software supports the second development.
8. Fast information collection speed: The whole system can realize fast weighing, which improves the efficiency of weighing and avoids the phenomenon of overbalance in queuing.
9. The operation is simple and convenient: when the vehicle is over-balanced and weighed, there is no need to stop and then submit the bill as before, and the operator in the weighing room does not need to input information into the computer, which saves valuable time for both parties and reduces the number of drivers. The inconvenience of getting off the car and inputting information manually by the weighing officer.
10. Blocking the loopholes in human operation: Due to the automatic data reading method, all over-balanced vehicles are automatically recorded by the computer, eliminating manual intervention, automatically recording data, and automatically verifying and releasing.
11. High security: Because the electronic tag in the microwave automatic identification system provides the world’s only unchangeable ID number, this fundamentally eliminates the phenomenon of copying, forgery, and cheating.
12. Long use time: The electronic tag adopts passive technology, does not need maintenance, has a long service life, and can be used for 10 years without damage.
Five, the basic configuration of the intelligent weighing system
1. Industrial control host
Recommended storage configuration: Advantech industrial computer P4 2.8GHz/512M/80G/17 inch LCD, if you need to record frequently, it is recommended that the hard disk be larger (such as: 500G); at the same time, it is recommended that the motherboard must be a better choice, so that the system will be more stable .
2. Ground induction coil
The former ground-sensing coil mainly detects whether the tail of the car has passed the ground-sensing coil to ensure that the car is fully driven on the weighing platform. After the car is driven on the weighing platform, put down the railing of the previous railing machine; when the ground coil of the next railing machine is passed after the car is weighed, the railing of the next railing machine is automatically lowered, and the car has been completely driven out of the weighing platform at this time .
3. Intelligent barriers (barriers)
It is required to have a railing machine at the front and back of the weighing platform (the railing machine can be omitted for special requirements) to control the orderly weighing of the vehicle. Some traffic signs can be added to the railing of the railing machine to remind the driver to only drive in from one side, and not to drive in from the other side.
4. Radio frequency reader
The electronic tag reader has a long reading distance (effective reading distance is greater than 7 meters), adapts to moving objects at a fast speed (up to 160 km/h), high reading accuracy (above 99.99%), and is adaptable to the environment Strong and other characteristics. It is the core component of the intelligent weighing system.
5. RFID radio frequency card (electronic label)
Using readable and writable electronic tags, the electronic tags adopt a passive working mode, which has a long service life and eliminates the problem of electronic tag maintenance for users. The electronic label is affixed to the windshield of the car with a special imported glue. The electronic label contains a fixed, unchangeable, and globally unique ID number, which has a tamper-proof function to prevent artificial replacement.
6. Camera
When the car is driven on the weighing platform, the image of the car (mainly the license plate number) is captured and stored in the computer, and the video can be recorded at the same time. The camera is a color camera with a resolution of 480 pixels.
7. Printer
A receipt printer that can automatically cut paper is required.Recommendation: EPSON TM-88III mini printer
8. Traffic lights
When there is a car on the scale, that is, when the railing of the previous barrier is down, a red light is displayed; when there is no car, that is, when the barrier of the previous barrier is raised, a green light is displayed.
9. Infrared on the radio
A pair of infrared beamers are installed at both ends of the scale body, and the infrared device is connected to the switch IO card through a signal line. When the light beam is blocked, the infrared beamer sends the signal to the switch IO card, and the platform weighing software extracts the signal from the switch input card. When the alarm signal is detected, the system prohibits the weighing system data saving, and the weighing process is terminated. .
6. Workflow of Easy RFID Unattended Intelligent Weighing Management System
1. When the car is on the scale, attach an electronic label to the front windshield of the car, and the card reader detects the arrival of the vehicle. When it is determined that there is no vehicle weighing on the weighing platform, the imported railing machine is opened to allow the vehicle to pass, and the scale is turned on tower;
2. The signal light turns green and the weighing vehicle enters the lane. After the vehicle enters the lane, the signal light turns red, prohibiting the next vehicle from entering the lane.
3. The vehicle passes through the weighing terminal induction coil on the entrance to generate an induction signal. After the reader reads the card, the card information is uploaded to the host database and the vehicle information is retrieved at the same time.
4. The vehicle is weighed on the scale, and the display shows the weight information of the weighing, and the image information is captured at the same time.
5. After the weighing is completed, when the vehicle weighs down and passes through the ground induction coil at the end of the scale, the barrier is lifted and released.
6. After the vehicle is released, the green light will be turned on at the same time when the gate is released, allowing the next vehicle to enter.
Seven, Easy RFID unattended intelligent weighing management system advantages
The RFID intelligent weighing management system with automatic vehicle identification as the core is used in the application of the fuel department of thermal power generation enterprises to solve the problems of automatic queuing of coal transportation vehicles, coal quality inspection, weighing measurement, weighing and skinning, and real-time monitoring. The unattended and automated workflow of the fuel department’s weighing operation plugged the loopholes in the manual operation process. In addition, the real-time query and automatic generation of monthly reports provided by the system also fully embodies the convenience and advancement brought by automation and informatization. After the implementation of the system, the accuracy of the metering management of fuel coal entering the warehouse has been improved, and the working conditions and labor intensity of the weighing metering and transportation vehicle drivers have been improved. The system runs stably, the work is safe and reliable, the man-machine interface is good, the functions are complete, and the operation is convenient.
A. The vehicle number recognition accuracy can reach 99.99%, which is suitable for various harsh environment applications such as wind, snow, rain, and fog;
B. The data in the label is highly confidential, and the electronic label (electronic license plate) cannot be forged or copied, which fundamentally eliminates the phenomenon of copying, forgery, and cheating.
C. The vehicle electronic tag adopts passive technology, which has a long service life and does not require maintenance;
D. The automatic collection speed is fast, which can realize fast weighing, improve the efficiency of weighing, and avoid the phenomenon of queuing overbalance;
E. Plug the loopholes of human operation. Due to the method of automatically reading data, all over-balanced vehicles are automatically counted by the computer, eliminating manual intervention, automatically recording data, and automatically verifying and releasing.
F. Distance dynamic recognition, the recognition distance is more than 7 meters, and the adaptable vehicle speed can be as high as 80km/h.
8. Customer site pictures
Taiyuan EOSINE Software Technology Co., Ltd.
9th Floor, Kaitong Building, 122 Xuefu Street, Taiyuan City, Shanxi Province
Contact: Liu Qiang 13663510759
Phone: 0351-2281243
mail:[email protected]
URL:http://www.eosine.com.cn
[ad_2]
