Application of AI regulator in air compressor dispatching management system of power workshop of Sichuan Pharmaceutical Factory

Key words: optical cable monitoring Ethernet I overview In the LAN design of the whole plant, Sichuan Pharmaceutical Co., Ltd uses optical fiber to control the operation of two sets of Jonathan 550 air compressors in the power workshop, joins the dispatching management system, penetrates the Ethernet into the industrial site to realize the seamless combination of office automation and industrial automation, and provides help for the dispatching room and chief engineer of the plant to make decisions at any time Make full use of AI series intelligent instruments to build a fieldbus type computer monitoring system to connect to the local area network to share information resources Make workshop, dispatching room and factory computer form peer-to-peer Ethernet to realize the integration of resource sharing management and control 2、 System architecture: we put the traditional server down to the site to act as the server, install the WWW network version of industrial control software in the computer, and collect and save the field instrument data in the form of digital signal in the server Regulator ai-808axl2l2s4 inspection instrument ai-706maj0j0j0l2l2s The pressure, flow, temperature, displacement, liquid level, flow and other data collected by the AI meter are stored in the industrial control software database of WWW network edition of the customer server The 100m network card is installed on the computer, and the optical fiber transceiver is connected The four core optical cable is sent to the 16 port 100m adaptive hub (hub) at 500m (up to several kilometers) as the center of the enterprise LAN, so that the The computer becomes peer-to-peer Ethernet, and assigns IP address to each computer The parameters of industrial field transmit image and data quickly through optical fiber, which not only meets the actual needs but also reduces the cost   Any manager in the enterprise network can exchange real-time process graphic data with the field server, and all computers become peer-to-peer Ethernet (see Figure) Users can query the field data and process parameters through their own standard IE browser, so as to realize resource sharing, simplify the complex network configuration, and save hardware investment 3、 Network hardware executive layer network backbone uses optical fiber across the plant area to directly penetrate optical fiber and Ethernet technology into the workshop Aifcs field bus type computer monitoring system is adopted in the industrial field The field intelligent instruments are connected with super five types of shielded twisted pairs 101 instruments (101 address codes) are hung on each bus and inserted into the computer's serial port through the optical isolation converter (RS232 / RS485), The link system of the whole network determines that the main line in the plant area adopts the optical cable framework Because the optical cable can eliminate the surface potential difference and other electromagnetic interference sources, the transmission frequency bandwidth and information volume are large, the transmission loss is low, the relay distance is long, the confidentiality is reliable, the optical cable is light and easy to construct Multi mode optical fiber should be used for computer local area network When optical fiber is used as data backbone, 4-core, 6-core and 8-core optical fiber are generally used, which can be laid in overhead, trench and trench trenches Every 50cm of optical fiber is installed with bracket The fusion pigtail at both ends of optical cable should be fixed in the optical fiber terminal box, and it should be installed on the wall according to the installation, and the connection between pigtail and optical fiber transceiver should be kept clean to avoid affecting transmission The hub should be installed in the center of local area network The sub-system uses 5 types of standard unshielded twisted pair wiring The mature Ethernet technology products are 100% compatible, and the Ethernet application industry site is the ideal choice for Zui up to now It can fully consider the future development needs, with high transmission rate, up to 100Mbits / s at present, high transmission security and reliability The collector technology certainty does not need to consider the network topology, transmission physical media, twisted pair, optical fiber, coaxial cable The application of the hub does not need to consider the expansion of the network The peer-to-peer Ethernet is composed of Windows 98, NT and TCP / IP protocols, which is convenient for integration with the public data network and global networking of the whole plant Software and hardware configuration: field parameter acquisition Yuguang AI series intelligent regulator, field bus super class V shielded twisted pair (101 instruments hanging on it), AI optical isolating converter RS232 / RS485, without initialization and compatibility with any software Industrial computer general PC brand computer compatible computer operation platform Windows98, NT, 2000 software www network version configuration software hub 100m self-adaptive hub Optical fiber transceiver 100m multimode optical fiber transceiver 2km optical fiber g / g * TW outdoor overhead type 4-core network line super five twisted pair 4 System functions and features: (1) the configuration software of WWW network edition introduces the advanced thin client mechanism, that is to say, only Microsoft imternet explore5.0 or above web browser is needed on the client side to browse and even control all kinds of on-site services without any software installed on the user's computer That is to say, the cost of software purchase, user training and maintenance of client software are reduced At the same time, it can fully explore the ability of production field control system, so that the whole enterprise managers can browse the production status of the whole factory on their own desktop (2) it can realize on-line detection and diagnosis for the running field equipment Through simple configuration, engineering curves, reports, data browsing and analysis, animation display of WWW release, anytime and anywhere to understand the scene (3) it is convenient to realize the intranet integration of device management and enterprise management (4) adopting the way of layered authentication and having a complete security mechanism can fully guarantee the security of the running equipment and information system of the enterprise (5) powerful data report function, through the seamless connection of microsott excel, the report mode provided can be comparable to the report provided (6) the expanded curve function can display 100 curves on the same page at the same time, corresponding to the curve, and provide intuitive and accurate digital display The peak value of each curve in this period can be obtained through special buttons (7) provide support for various heterogeneous networks, and connect media at will: twisted pair, optical network domain support: local area and wide area Internet connection mode support: private line and modem dial-up (8) provide personalized user customization function, and users can select the WWW template suitable for their needs to achieve different browsing styles 5、 Conclusion: in the current field of Fieldbus field under the circumstances of such disputes, fieldbus to Ethernet, in a certain period of time is a trend It is reflected in the efficiency and benefits obtained by the enterprise It is the key to master the industrial site and the operation status of the enterprise at any time, accurately and timely understanding the required information, greatly improving the work efficiency and achieving successful decision-making With the rapid development of computer and network technology, most domestic enterprises have established their own local area network You work in a highly office automation environment Your PC can access the Internet at any time, query and exchange information with other people at any time On the other hand, you need to know anytime and anywhere In a workshop of the factory, there is a set of very advanced monitoring system, such as the aifcs field bus computer monitoring system built by Yuguang AI instrument How to help you understand the production status of the workshop, such as the operation of the machine and the chemical reaction of the product, including the monitoring system can collect a large number of data and information you need If your on-site monitoring system is not connected to the network, it can only serve as an island of information, and can not send these information smoothly Ethernet is a widely used LAN technology in the world With the rapid development of Internet, Ethernet has become a de facto industrial standard The simple and practical TCP / IP protocol is accepted by the majority of users With the development of communication, network technology and intelligent instrument, Ethernet technology has the ability to extend to the industrial site, that is to say, Ethernet can be built to the industrial site I / O level, so as to realize the seamless combination of office automation and industrial automation, forming a truly open and interoperable monitoring system As the LAN layout generally adopts twisted pair, the distance is controlled within 99 meters, and your workshop is hundreds of meters to several kilometers away from the management layer You must introduce Ethernet products, configure optical cable and optical transceiver, directly connect to the workshop computer and the management layer, and make Yuguang AI instrument close to Ethernet through the field bus to become a reality, playing a real meaning of enterprise information Change.