From November 15th to 17th, the 2022 China Nuclear Energy High-Quality Development Conference and Shenzhen International Nuclear Energy Industry Innovation Expo (hereinafter referred to as the "2022 Shenzhen Nuclear Expo") will be grandly reopened at the Shenzhen World Convention and Exhibition Center.
With the theme of "Nuclear Gathering in the Bay Area, Activating the World", this year's Nuclear Expo will hold more than 10 high-quality conference clusters and a series of blockbuster theme activities during the same period, committed to building a world-class influential exchange platform in the field of nuclear energy, covering a wide range of key exhibitors and exhibits in the upstream, midstream and downstream of the entire industry chain. It is expected that the number of exhibitors will exceed 800, with an exhibition area of more than 60,000 square meters, more than 5,000 new products and more than 100,000 on-site exhibitors.
As a representative professional exhibitor in the field of digitalization and intelligence, Hollysys Technology Group Co., Ltd. will bring a complete industrial control system product line suitable for the field of nuclear energy and the overall solution of digital upgrading of industrial users to the exhibition, please visit the booth of A08 and Hollysys in Hall 15 of Shenzhen Nuclear Expo.
Founded in 1993, HollySys is a leading global supplier of automation system solutions. Headquartered in Beijing, Hollysys has R&D, production or service office bases in Hangzhou, Xi'an, Singapore, India, Malaysia and Indonesia, and dozens of branches across the country. Hollysys has more than 4,200 employees, and its service network covers major cities and regions at home and abroad.
30 years of automation
Hollysys' business consists of three major sectors: industrial automation, transportation automation and medical health. After nearly 30 years of steady development, Hollysys has created a complete digital and intelligent product line for users in various industries, and provided mature integrated technology solutions. The products cover distributed control systems (DCS), programmable controllers (PLC), motion controllers (MC), integrated monitoring systems (SCADA) and other industrial control system products, as well as industrial software and industrial information security products.
Hollysys control technology products have been widely used in more than a dozen industries such as nuclear power, large-scale thermal power, high-speed railway, urban rail transit, petrochemical industry, environmental protection, building materials, metallurgy, papermaking, pharmaceutical, machinery manufacturing, etc., and have successfully implemented more than 35,000 projects for more than 20,000 customers around the world.
Master the key technology of automation control
Since its establishment, Hollysys has always adhered to independent research and development, specializing in the research of key technologies of automation control, striving to provide users with more reliable, safer and more intelligent technologies and products, serving users with core technology products and professional solutions with completely independent intellectual property rights, and striving to solve the "bottleneck" problem in the field of automation control, so as to accelerate the integration of China's manufacturing equipment industry and information industry, and promote the localization process of major engineering projects of "national heavy equipment".
In the field of nuclear power instrumentation and control, Hollysys is one of the industry's leading professional suppliers of fully digital control products for nuclear power plants, and the HOLLiAS-N series DCS products developed for the nuclear energy industry have been successfully applied to nuclear power plants with multi-generation reactor and multi-reactor technology, and have accumulated rich engineering experience and technical experience. The software and hardware of the products meet the strict standards and requirements of the nuclear energy industry, and the quality control of products and projects is strictly in accordance with the relevant laws and regulations of "nuclear safety" in the product manufacturing process and project implementation process.
Up to now, Hollysys nuclear power plant digital I&C products have been applied to 35 nuclear power units, including: 20 new units of CPR1000, ACPR1000, M310+ reactor type 1000MW; 8 new units of Hualong No. 1 1080MW; 4 new VVER reactor 1265MW units; 2 CNP600 stack 600MW units; 1 high-temperature gas-cooled reactor 200MW unit. Among them, 24 units have been successfully put into operation, with a cumulative operating time of more than 120 reactor years, and 5 units have been in operation for more than 8 years, and the safety, stability and maturity of the system have been fully verified, with an availability rate of 99.99%.
Hollysys Booth No.: Hall 15, A08
From November 15th to 17th, 2022, Hollysys will bring a series of high-tech products and application solutions to the Shenzhen World Exhibition & Convention Center.
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Hollysys PLC - common faults and solutions of CNC machine tool PLC
CNC machine tool PLC (programmable logic controller) has the following common faults in the operation process, and the following corresponding solutions are taken for the faults in the work engineering to make the equipment operate normally.
1. The power grid fluctuates too much, and the PLC does not work
It is manifested as no output of the PLC. Check first ...
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Hollysys DCS output module - K-AO02 advantages introduced
1. The output accuracy is as high as 0.05%, which greatly improves the operation efficiency of the system.
2. The full-scale output of the channel signal is 0-22.7mA, and the output range is wide;
3. It can be adapted to the enhanced base to achieve channel resistance to 220VAC;
4. It has a perfect channel signal diagnosis function, which can be realized.
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Hollysys PLC - What are the applications of PLC in CNC machine tools?
1. The application form of PLC in CNC machine tools
PLC is used in CNC machine tools, and there are usually two forms: one is called built-in: the other is called free-standing. Built-in PLC is also known as integrated PLC, the CNC system in this way, at the beginning of the design of the NC and PLC combined ...
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Hollysys PLC - What are the three large quantities in PLC?
1. The switching quantity is also called the logical quantity, which means that there are only two values, 0 or 1, ON or OFF. It is the most commonly used control, and controlling it is the advantage of PLC, and it is also the most basic application of PLC.
The purpose of switching control is to follow the current input combination with the historical input according to the switching quantity.
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And Lysisys DCS - the difference between DCS control and PLC control
1. PLC programmable logic controller (programmable controller).
2. DCS system pays more attention to the field of process control. Such as chemical, smelting, pharmaceutical, etc. It mainly monitors and controls some field parameters, while PLC focuses on logic control. machining). Of course, the PLC's ...
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Steps on how Hollysys DCS works on a computer
1. Confirm that the new computer has relevant interfaces and can be used normally, and Hollysys DCS software can run on the computer operating system
2. Device and Lisi DCS software, dongle, and related drivers (mainly redundant network cards, data hard disks, etc.)
3. Set up ...
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Hollysys DCS - What are the characteristics of DCS?
1. High reliability
Because DCS disperses the system control function on each computer, and the system structure adopts a fault-tolerant design, the failure of one computer will not lead to the loss of other functions of the system. In addition, due to the fact that the tasks undertaken by the various computers in the system are comparatively ...
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Hollysys OCS industrial optical bus control system was successfully applied in Sinopec project
On November 13, 2022, Zhong'an United Coal Chemical Branch came with exciting news that the 20,000 tons/year butene-1 plant produced qualified butene-1 products at 22 o'clock on the same day, and the one-time start-up was successful. The control system of the device adopts the innovative technology product "OCS Industrial Optical Bus Control ...
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Hollysys released a new DCS control system
Hollysys' safe and trustworthy DCS control system uses the controller K-CU11 for the K series large-capacity trusted controller module, which adopts advanced PowerPC architecture high-performance main processor and security components based on national cryptography algorithm, and has the security functions of static trusted start and dynamic trusted measurement. ...
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Hollysys PLC - Six Fault Types of PLC and Troubleshooting Methods (4-6)
Fourth, the fundamental sequence of repairing PLC.
1. Start first.
1) When repairing the PLC, do not start directly immediately, but first ask about the situation and the phenomenon of the problem before and after the problem;
2) If you repair an unfamiliar PLC, you should first understand its operating principle.
...
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Hollysys DCS - the connection method between thermocouple and DCS
1. The thermocouple uses a compensation wire, and there can be a node in the middle, but the corresponding compensation cable must be used to directly connect to the DCS thermocouple module, such as the LLMUX card in HONEYWELLTPS. Minimize nodes to reduce interference. In addition, in the DCS configuration, it is necessary to select the corresponding thermocouple model, and supplement the ...
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Hollysys attended the 2021 China Software Industry Annual Conference
On April 7, 2021, the "2021 China Software Industry Annual Conference" hosted by the China Software Industry Association was held in Beijing. With years of technology accumulation and outstanding strength, Hollysys Group won the title of "The Most Influential Enterprise in China's Software Industry in 2020", as well as the "...
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Hollysys was invited to participate in the 2023 China Petroleum and Chemical Industry Digital Transformation and Intelligent Development Conference and delivered a keynote speech
On March 15, the 2023 China Petroleum and Chemical Industry Digital Transformation and Intelligent Development Conference was held in Tai'an, Shandong. The conference aims to strengthen the construction of "intelligent oil and gas fields, intelligent petrochemicals, intelligent chemicals and intelligent oil and gas pipeline networks", and lead China's petroleum and chemical industry to achieve intelligent transformation.
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Hollysys plc - the difference between DCS and PLC
1. DCS is a "distributed control system", while PLC (programmable controller) is just a control "device", which is the difference between the two. The system can realize the function and coordination of any equipment, and the PLC equipment only realizes the function of this unit.
2. In terms of networking, the DCS network is ...
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The difference between Lysys plc - RS232 interface and RS485 interface
1. The physical structure of the interface
1. RS232 interface:
One of the computer communication interfaces, usually RS-232 interface in 9 pin (DB-9) or 25 pin (DB-25) form, generally there will be two sets of RS-232 interfaces on personal computers, respectively called COM ...
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Hollysys PLC - PLC should be noted in operation (three, four, five)
3. Main anti-interference measures
(1) Reasonable treatment of power supply to suppress the interference introduced by the power grid
For grid disturbances introduced by the power supply, an isolation transformer with a shielded ratio of 1:1 can be installed to reduce the interference between the equipment and the ground.
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Hollysys PLC - what are the commonly used networking methods of PLC?
1 Universal serial port module
Based on the serial port communication module to realize the network connection, the network structure is shown in Figure 1, the form of computer link is adopted, the corresponding settings are carried out in the configuration software of the host computer, and the communication can be carried out with multiple PLCs without programming, and the FXlS of Mitsubishi ...
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Hollysys PLC - nine precautions for the use of PLC
1. PLCZ self-fault judgment
In general, PLCs are extremely reliable devices with a very low failure rate. The probability of hardware damage such as the CPU of the PLC or software running errors is almost zero; If the PLC input point is not caused by strong current intrusion, it will hardly be damaged; PLC output relay ...
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Hollysys DCS - a common fault of DCS
1. Field instrument equipment failure:
Field instrumentation equipment includes various transmitters, various switches, actuators, loads and components of various temperatures that are directly connected with the production process. If the field instrument fails, it directly affects the control function of the DCS system and the operator's ...
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Hollysys PLC - five characteristics that become a necessary condition for high-end PLC
Since the day of the birth of PLC, it has occupied the core position of the entire automatic control system. There are also many discussions about the development direction of PLC, whether it is predicted that PAC will replace PLC from 10 years ago, or during this time, some people even say that PLC is no longer needed in the future Industry 4.0 era...
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