描述
D202275 分布式控制系統(tǒng)的主要特點(diǎn)包括集中管理和分散控制
分布式控制系統(tǒng)(Distributed Control System,簡(jiǎn)稱DCS)也稱為集散控制系統(tǒng),是對(duì)生產(chǎn)過程進(jìn)行集中管理和分散控制的計(jì)算機(jī)控制系統(tǒng)。D202275融合了計(jì)算機(jī)技術(shù)、網(wǎng)絡(luò)技術(shù)、通信技術(shù)和自動(dòng)控制技術(shù),是隨著現(xiàn)代大型工業(yè)生產(chǎn)自動(dòng)化水平的不斷提高和過程控制要求日益復(fù)雜應(yīng)運(yùn)而生的綜合控制系統(tǒng)。
分布式控制系統(tǒng)的主要特點(diǎn)包括集中管理和分散控制。系統(tǒng)采用分散控制和集中管理的設(shè)計(jì)思想,分而自治和綜合協(xié)調(diào)的設(shè)計(jì)原則,具有層次化的體系結(jié)構(gòu)。它主要由過程控制單元(PCU)、數(shù)據(jù)采集裝置(DAU)、CRT操作站、監(jiān)控計(jì)算機(jī)和數(shù)據(jù)高速公路(HW)五部分組成。在分布式控制系統(tǒng)中,各子系統(tǒng)間有密切的聯(lián)系,并能進(jìn)行信息交換,系統(tǒng)對(duì)其總體目標(biāo)和任務(wù)可以進(jìn)行綜合協(xié)調(diào)與分配。
此外,分布式控制系統(tǒng)還廣泛應(yīng)用于電力、冶金、石化等各行各業(yè)。D202275采用控制分散、操作和管理集中的基本設(shè)計(jì)思想,采用多層分級(jí)、合作自治的結(jié)構(gòu)形式。各回路之間和上下級(jí)之間通過高速數(shù)據(jù)通道交換信息,具有數(shù)據(jù)獲取、直接數(shù)字控制、人機(jī)交互以及監(jiān)控和管理等功能。
D202275 分布式控制系統(tǒng)的主要特點(diǎn)包括集中管理和分散控制
Distributed Control System (DCS), also known as Distributed Control System, is a computer control system for centralized management and decentralized control of the production process. D202275 integrates computer technology, network technology, communication technology and automatic control technology, which is an integrated control system with the continuous improvement of the automation level of modern large-scale industrial production and the increasingly complex process control requirements.
The main characteristics of distributed control system include centralized management and decentralized control. The system adopts the design idea of decentralized control and centralized management, the design principle of division and autonomy and comprehensive coordination, and has a hierarchical architecture. It mainly consists of five parts: process control unit (PCU), data acquisition device (DAU), CRT operating station, monitoring computer and data highway (HW). In the distributed control system, the subsystems have close relations and can exchange information, and the system can coordinate and distribute its overall goals and tasks.
In addition, the distributed control system is also widely used in power, metallurgy, petrochemical and other industries. D202275 adopts the basic design idea of decentralized control, centralized operation and management, and adopts the structure form of multi-layer classification and cooperation autonomy. Information is exchanged between each loop and between the upper and lower levels through high-speed data channel, which has the functions of data acquisition, direct digital control, man-machine interaction, monitoring and management.
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Chengdu Sunshine Xihe Co., Ltd. specializes in one-stop procurement consulting for imported industrial spare parts, offering original equipment and professional discontinued parts services. We are committed to providing efficient and reliable automation solutions for our customers. Customer support fast responseThe network of partners spans all continentsGlobal partner networkAlways achieve more delivery, be it parts, service or speed
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