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64 results about "OLE for Process Control" patented technology

Open Platform Communications (OPC) is a series of standards and specifications for industrial telecommunication. An industrial automation task force developed the original standard in 1996 under the name OLE for Process Control (Object Linking and Embedding for process control). OPC specifies the communication of real-time plant data between control devices from different manufacturers.

Remote monitoring system of sewage disposal process and implementation method thereof

The invention relates to a remote monitoring system of a sewage disposal process and an implementation method thereof. The method comprises the steps: collecting real-time monitoring data and writing into a database of an enterprise WEB server database; issuing the real-time data by the enterprise WEB server through a standard http protocol; mapping the data into Internet server, directly obtaining the data from a browser when a customer browses the Web server, wherein the monitoring system comprises a field apparatus and a management device; transmitting the collected field data to a PLC (programmable logic controller) to control an execution component by a field instrument in the field apparatus; simultaneously carrying out data interaction on an industrial personal computer and a server by the PLC via an industrial switch; carrying out communication connection with the server through the switch by the industrial control computer in the management device; and issuing the data to the enterprise WEB server by the server as an OPC (OLE for process control) client. According to the remote monitoring system disclosed by the invention, an operator can achieve constantly grasping of production and operation in everywhere and the mode that a set of technical service personnel is configured for each sewage treatment plant in the past is avoided, so that manpower resource is greatly saved and the operation cost is reduced.
Owner:SHENYANG INST OF AUTOMATION - CHINESE ACAD OF SCI +2

Waste water treatment monitoring method and system based on fuzzy neural network

The invention provides a waste water treatment monitoring method based on a fuzzy neural network. According to the method, global search optimization is performed on the weight value and the threshold value of the neural network by applying a neural network structure algorithm and a real number encoding-based genetic algorithm on the basis of inspecting the influences of parameters such as the HRT (Hydraulic Retention Time) of an A/O (Anaerobic/Oxic) waste water treatment system, the DO (Dissolved Oxygen) in an aerobic pond and the reflux ratio r of mixed liquid on the COD (Chemical Oxygen Demand) and ammonia nitrogen of effluent water, so that an optimal BP-ANN (Back-Propagation Artificial Neural Network) soft measurement model and a GA-ANN (Genetic Algorithm-Artificial Neural Network) soft measurement model are built respectively. An intelligent dissolved oxygen optimization control system scheme based on the soft measurement models is built on the basis, data communication between the MATLAB (Matrix Laboratory) and MCGS (Microwave Command Guidance System) is realized in combination with an OPC (OLE for Process Control) technology, and an intelligent dissolved oxygen optimal control system is applied to dissolved oxygen optimal control in a paper-making waste water A/O technical treating process, so that energy saving and consumption reduction in paper-making waste water A/O treating engineering is realized. By adopting the waste water treatment monitoring method, the stability of the water quality of waste water discharged in the paper making industry can be increased greatly, accurate control is realized, and the chemical drug dosage and power consumption in a waste water treatment process are reduced.
Owner:ZHEJIANG YONGTAI PAPER IND GROUP +1

Filter stick forming process quality analyzing and tracing system

The invention relates to a filter stick forming process quality analyzing and tracing system. The system consists of a forming machine electric control system, a process quality parameter acquisition device, an OPC (OLE for Process Control) server, an auxiliary material bar code acquisition device and system, a relationship database server, an application server, a real-time history database server, a field operation terminal, a plastic box RFID (Radio Frequency Identification Devices) writing device, an automation three-dimensional warehouse control system, an automation three-dimensional warehouse and PROFINET industrial Ethernet. According to the filter stick forming process quality analyzing and tracing system, process quality parameters in an equipment production process are acquired in real time through the process quality parameter acquisition device, and real-time monitoring and feedback of the change situations, adjustment situations and abnormal situations of the process quality parameters in a filter bar production process are realized according to a process quality standard of filter bars through an analysis model based on big data and a full-sample statistics technology. Recurrence of quality anomalies is avoided; a delivery command is sent to the automation three-dimensional warehouse control system specific to quality anomalies found through analysis, so that the manual tracing complexity is lowered greatly.
Owner:CHINA TOBACCO ZHEJIANG IND

Marine engine room data acquisition and monitoring system based on OLE for process control (OPC) technology

The invention discloses a marine engine room data acquisition and monitoring system based on an OLE for process control (OPC) technology. The system comprises: an OPC engine room monitoring system, an OPC engine room data access server, a serial port module, a CAN module, a digital quantity acquisition card module and an analog quantity acquisition card module. The OPC engine room monitoring system and the OPC engine room data access server use an OPC port technology standard to carry out mutual communication. The digital quantity acquisition card module and the analog quantity acquisition card module are intelligent acquisition cards. The OPC engine room monitoring system follows the technical standard of the OPC standard. The digital quantity acquisition card module used in the invention sets a working module and an address through a 8 bit dial switch so that acquisition point resources of an acquisition card can be used maximumly. According to the invention, because the technical standard of the OPC standard is used to design and develop a marine engine room state monitoring software system, a communication driving program of hardware equipment in the software system can not be developed repeatedly.
Owner:DALIAN MARITIME UNIVERSITY

Method and device of identifying OPC (OLE for Process Control) traffic

The embodiment of the invention discloses a method and a device of identifying OPC traffic. According to the method, a transmitted target data packet is acquired after a server and a terminal establish a communication connection, if it is judged that the target data packet is transmitted by calling a DCOM sub-connection negotiation interface, a dynamic interface and a protocol interface of transmission of the target data packet are detected after it is detected that a sub-connection is created on the basis of the communication connection, and if the dynamic interface transmitting the target data packet is a dynamic interface of the sub-connection and the protocol interface is also a protocol interface belonging to OPC, it is determined that traffic generated by the target data packet is the OPC traffic. According to the method, the characteristics of OPC communication service are fully considered, the dynamic interface created in a communication process and the protocol interface usedin the communication process are combined for judging whether the traffic generated by the transmitted data packet belongs to OPC traffic, precise identification on the OPC traffic is realized, security hidden-troubles existing in data transmission are eliminated, and a guarantee is also provided for accurate counting of the OPC traffic.
Owner:BEIJING QIANXIN TECH

Method, time-sensitive network controller and system for receiving and managing industrial end equipment

PendingCN114189444ARealize dynamic acquisitionImplement schedulingTransmissionService flowService model
The invention relates to a method, a time-sensitive network controller and a system for receiving and managing industrial end equipment. The method comprises the following steps: creating an OPC UA client thread of an open platform communication unified architecture, and establishing connection with industrial end equipment through an OPC UA protocol; wherein the industrial end equipment serves as a server of an OPCUA protocol; obtaining service flow parameter data of the industrial end equipment through an OPC UA client thread; wherein the industrial end equipment is provided with a service flow parameter data interface which is used for providing service flow parameter data; and generating configuration parameters according to the service flow parameter data, and issuing the configuration parameters to industrial end equipment and a time sensitive network TSN switch to realize flow scheduling. According to the invention, the OPC UA protocol is adopted to establish the connection with the industrial end equipment, so that the service traffic demand of the industrial end equipment is dynamically acquired, the conversion from the service model to the forwarding strategy and the issuing of the configuration strategy are completed, and the traffic scheduling is realized.
Owner:PURPLE MOUNTAIN LAB

Dynamic control method for electromagnetic braking device of crystallizer

ActiveCN102921916AEasy to operateReasonable current deceleration waveformOLE for Process ControlInertia force
The invention belongs to the technical field of ferrous metallurgy continuous casting, and particularly relates to a dynamic control method for an electromagnetic braking device of a crystallizer. The method is on the basis of a continuous casting programmable control system, an OPC (Ole for Process Control) process control system and a client. The method is characterized in that an electromagnetic braking second-level interrupting control system is arranged and communicated with the continuous casting programmable control system through the OPC process control system; the electromagnetic braking second-level interrupting control system comprises a magnetic field interrupting module and a decelerating module; and once the electromagnetic braking device is stopped, the decelerating module is used for controlling the electromagnetic braking current according to a sine basis wave function. Compared with the prior art, the dynamic control method has the beneficial effects that 1) the stability of the electromagnetic braking device in running is higher; 2) the electromagnetic braking device can be automatically stopped once abnormal conditions occur, so that the accident can be prevented from spreading caused by inaccurate artificial judgment or failing to close in time; and 3) the most reasonable gradient of the current in an interval in which the inertia force and the lorentz force are balanced is ensured, so that the time for stopping is reduced, and the smooth transition among the declining curves is ensured.
Owner:ANGANG STEEL CO LTD

Financing analysis system in operation of commercial tenants

InactiveCN101976421AMaximization of legitimate interestsBig cigarette incomeFinanceMarketingData warehouseOLE for Process Control
The invention relates to a data analysis method, in particular to a financing analysis system in operation of commercial tenants. The financing analysis system utilizes an OLE for process control (OPC) operation interface technology to carry out acquisition and information management on data in an internal data warehouse, and the system consists of two parts, namely an OPC server and an OPC customer manager side; the OPC server collects data information of sale of the commercial tenants, utilizes the data warehouse and an on-line analysis technology (OLAP) to analyze mined data and masters the operation condition of the commercial tenants for tobacco; an OPC customer manager communicates with an OPC object by the OPC server, accesses data sources, and then transmits the data sources to the OPC customer manager side by an OPC interface; and the OPC customer manager side receives data information by the standard OPC interface, and accesses the server and a background database connected with the server by the browser. The analysis system is mainly used for managing the operation conditions of the unit commercial tenant, and leads the customer manager to provide service for the commercial tenants, thus providing basis for adjusting sale strategies by companies.
Owner:河南省烟草公司鹤壁市公司

MOM system automation equipment data interaction integration platform and method based on OPC UA protocol

The invention discloses an MOM system automation equipment data interaction integration platform and method based on an OPC UA protocol, and relates to the technical field of industrial intelligent manufacturing. The problems that in an existing MOM system, communication protocol standards of field devices are inconsistent, and message blockage is likely to occur in the real-time data communication process are solved. According to the MOM system automation equipment data interaction integration platform based on the OPC UA protocol, the upper layer is a Kafka and MySQL cluster, the middle layer adopts an OPC UA Client to build a framework, and the bottom layer adopts a KepServerEX to build an OPC UA server. The data interaction between the KepServerEX and the application program is realized through an OPC (OLE for Process Control) protocol. The platform is communicated with the PLC equipment through the KepServerEX, and the application program is connected with the KepServerEX through an OPC (OLE for Process Control) protocol. According to the OPC UA Client, an OPC UA Client Driver is adopted, so that two OPC servers on the same network are connected through a VPN (Virtual Private Network) or the Internet, and a tunnel is created between the two OPC servers. The system has a unified framework, is an open platform, is high in expandability, and is suitable for the field of industrial intelligent manufacturing.
Owner:HARBIN YULONG AUTOMATION

Vehicle painting rocker panel glue visual inspection system and method

The invention discloses a vehicle painting rocker panel glue visual inspection system and method. The vehicle painting rocker panel glue visual inspection system comprises an industrial control computer (1), an image processor module (2), a high-speed input/output (I/O) module (3), a camera module (4), an OLE for process control (OPC) server module (5) and a programmable logic controller (PLC) (6); the OPC server module is connected with the PLC and the industrial control computer, the industrial control computer is connected with the camera module through the high-speed I/O module, the cameramodule comprises a plurality of industrial cameras arranged on a vehicle production assembly line, and the industrial cameras are symmetrically arranged on two sides of a vehicle; and the image processor module is connected with the camera module and controls the camera module to collect rocker panel painting images, and the image processor module is connected with the industrial control computer. According to the vehicle painting rocker panel glue visual inspection system and method, the quality of vehicle rocker panel glue can be automatically detected through a visual system technology, automatic detection and alarming of the gluing quality problems of the edge consistency of the painting rocker panel glue of the bottom of the vehicle, the surface defect, glue breaking at a rocker panel and the like can be realized, the precision is greatly improved, and the labor cost is reduced.
Owner:SAIC MAXUS AUTOMOTIVE CO LTD

Distributed data statistical processing system and application thereof

The invention relates to a distributed data statistical processing system and application thereof. The distributed data statistical processing system comprises a database server, a first OLE for process control (OPC) server, a second OPC server, a WEB server, programmable logic controllers (PLCs) and a monitoring server. The database server is respectively connected with the first OPC server and the WEB server, the first OPC server and the second OPC server are both connected with the PLCs, and the second OPC server is connected with the monitoring server. The application of the distributed data statistical processing system particularly comprises steps that the PLCs automatically store basic statistical data into the database server and transmit the basic statistical data to the monitoring server through the second OPC server; the WEB server stores reported data into the database server in real time; the database server sequentially establishes daily statement, monthly statement and annual statement according to a basic statistical data table and a reported data table at regular intervals. Compared with the prior art, the distributed data statistical processing system and the application of the distributed data statistical processing system have the advantages of balancing data processing masks, improving data statistical processing efficiency and the like.
Owner:SHANGHAI YUANDONG SCI & TECH
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