- 更多网络例句与串级控制相关的网络例句 [注:此内容来源于网络,仅供参考]
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This design is the engineering of the instrumentation system to the reactor in PX Plant in which there are 4 single loop control, 2 cascade control and all the controllers and control valves are selected and calculated carefully to the system, the CENTUM control system will be used .
本设计对PX装置异构化单元反应器进行自动控制系统设计,其中共设计单回路系统4个,串级控制系统2个,并对控制系统所涉及到的控制器,控制阀等进行了选择且进行了相关的计算。
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According to its characteristics, it explains using cascade control system is suitable when the lag of object and time constant is large, disturbing function is strong and frequent, and the change of burden is great.
根据串级控制系统的特点,说明了当对象的滞后和时间常数很大,干扰作用强而频繁,负荷变化大,使用串级控制系统是合适的。
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Taking electrobath of hydronium film as an example, this paper introduces the form of cascade control system, and analyzes its working process, structure and characteristics.
以离子膜电解槽为例,介绍了串级控制系统的形成,分析了串级控制系统的工作过程、结构及特点。
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In the design of automatic control system for isomerization unit from heptane tower of PX devices, single-loop control is used in the control programme. There is a total of 11 circuit , of which is 8 single-loop control system and 3 cascade control system. It has done the choice and relevant calculation on the controller, control valves and measurement devices used in the control system. There is a total of eight chapters in this design.
在对PX装置异构化单元脱庚烷塔自动控制系统进行设计时,控制方案基本采用单回路控制,总共有11个设计回路,其中单回路控制系统8个,串级控制系统3个,并对控制系统所要用到的控制器,控制阀和测量元件等进行了选择且进行了相关的计算。
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A new design method is researched for main steam temperature control system of power plant boiler.A new method of cascade control system is presented by combining prediction control to conventional PID control.
对火电厂锅炉主汽温度控制系统进行了方案设计研究,将预测控制与常规的PID控制方案结合起来,提出了一种串级控制系统的新方法。
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So, the paper brings out a feed forward cascade PID control method in order to optimize control process according to technological flow and control theory. It promotes the system stability and decreases the cost of the water process.
通过分析处理工艺流程及生产控制原理提出了前馈串级控制的控制方法,利用该控制方法对控制过程优化,提高了系统适应能力,降低了污水处理加药费用,同时保证了回注油田污水的质量。
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Cascade Control is applied wildly in industrial production, the cascade control system can improve quality of control with special gifts, improve quality of control effectively.
串级控制在工业生产中有着广泛的应用,串级控制系统对改善控制品质有独到之处,是改善控制质量的有效方法之一。
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Intermediate heat cycle can be reduced because the tail blade turbine steam humidity and reduce steam consumption. improve plant efficiency and thermal cycling in the unit were popular, however, Reheat temperature control system with nonlinear their targets, inertia, the characteristics of delay, Power Plant to become more difficult to control the system-paper fuzzy control theory and fuzzy logic, reconsidered conventional PID control law on the basis of the study and intelligent fuzzy PID control, the 300MW units Reheat fuzzy control process using adaptive PID control, the introduction of load feedforward. design configuration, the final design complex adaptive feedforward cascade control system and MATLAB for simulation, simulation results show that the response speed, Robust control and accuracy, the system has considerable advantages Unit to improve the efficiency and reduce the operational workload.
中间再热循环技术因其可以降低汽轮机尾部叶片的蒸汽湿度和降低汽耗,提高电厂的热循环效率而在单元机组中被普遍采用,然而,再热气温控制系统因其对象具有非线性,大惯性,大迟延等特点,成为火电厂较难控制的系统之-,本文运用模糊控制理论和模糊逻辑推理,在重新认识常规PID控制规律的基础上探讨了PID与智能模糊控制相结合,在电厂300MW发电机组再热模糊控制过程中使用自适应PID控制,引入负荷前馈,设计组态,最终设计出自适应复合型前馈串级控制系统,并在MATLAB中进行仿真模拟,仿真结果表明,在响应速度,鲁棒性和控制精度等方面,此系统都具有相当大的优越性,有利于提高机组的效率和减轻运行人员的劳动负荷。
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Then the technological flow and problems of the drying section which need to solve are discussed in detail. According to the design rules and development process of computer control system, a set of control system for the drying section of shaft furnace pellet plant is designed.
首先在对烘干过程进行机理分析与辨识的基础上进行控制算法设计,系统整体采用串级控制方案,内环温度环采用基于遗传算法参数整定的PID 控制,外环水分环采用模糊控制。
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The concise control scheme and particular control algorithms employed are illustrated in detail, which mainly include pressure piecewise control for heat pump group and the low-point selection control for heat pump actuator, the pressure piecewise control for low-temperature dryer of Wet paper sheet, the pressure split control for the secondary steam recovery of oven and the cascade control for paper sheet moisture.
简要介绍纸幅干燥原理和热泵节能机理,设计一套基于S7-300 PLC的五叠网涂布白板纸机蒸汽冷凝水热力控制系统,阐述具体的控制方案和采用的控制算法,其中主要包括热泵组的压力分段控制和热泵开度的低端选择控制、湿端低温段烘缸组压力回路分段控制、热烘箱二次蒸汽回收压力回路的分程控制和成纸水分的串级控制。
- 更多网络解释与串级控制相关的网络解释 [注:此内容来源于网络,仅供参考]
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cartesian coordinates robot:直角坐标型机器人
搬运车站 cart station | 直角坐标型机器人 cartesian coordinates robot | 串级控制 cascade control
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cartesian coordinates robot:直角座标型机器人
"搬运车站","cart station" | "直角座标型机器人","cartesian coordinates robot" | "串级控制","cascade control"
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cascade control:串级控制
这种主回路套副回路的结构叫串级控制(cascade control),曾经是单回路PID后工业上第一种"先进过程控制",现在串级已经用得很多了,也不再有人叫它"先进过程控制"了.
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cascade system:串级系统
cascade control,串级控制 | cascade system,串级系统 | case,外壳
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override control:超驰控制
2202.自适应控制 adapting control | 2203.超驰控制 override control | 2204.串级控制 cascade control
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cascade connection tandem:串级
cascade connection ==> 串级连接,级联=>継続制御,縦続接続,直列結合 | cascade connection tandem ==> 串级 | cascade control system ==> 级联控制系统
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cascade control system:串级控制系统
专家式串级控制:expert cascade control | 串级控制系统:cascade control system | 双闭环控制:Feed-forward Cascade Control
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expert cascade control:专家式串级控制
前馈自适应控制:Adaptive Feedforward Control | 专家式串级控制:expert cascade control | 串级控制系统:cascade control system
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cascade converter:串联变换器
cascade control ==> 串级控制 | cascade converter ==> 串联变换器 | cascade generator ==> 串级发电机
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cascade method:串级法
串级法 前述直觉法中的行程开关输出的信号往往由于执行元件(气缸)压住而无法切断,虽然可用单向滚轮杠杆阀或延时阀来消除障碍信号,但是对于较复杂的动作顺序,使用该方法不经济. 下面介绍应用串级法设计气动回路. 串级法(Cascade method)是一种控制回路的隔离法,主要是利用记忆元件作为信号的转接作用,即利用4/2双气控阀或5