过程控制

A Brief description: The whole producing procedure id assured to be safe and sanitary by producing water safe control, sanitary control on food contact face, employees health and sanitation control, sanitary control of hands washing sterilizing and toilet room, cross-pollution control, poisonous chemical drugs control, food adulterant control, pest control and SSOP monitoring procedure.

简述：通过对生产用水的安全控制，食品接触面的条件和清洁度控制，交叉污染的防御控制，洗手消毒及卫生间设施的维护控制，防止掺杂物的污染控制，正确的标记，贮存以及有毒化合物的使用控制，雇员健康卫生的控制，虫害控制及SSOP监管程序确保整个生产操作过程安全卫生。

A Brief description: The whole producing procedure id assured to be safe and sanitary by producing water safe control, sanitary control on food contact face, employees health and sanitation control, sanitary control of hands washing sterilizing and toilet room, cross-pollution control, poisonous chemicaldrugs control, food adulterant control, pest control and SSOP monitoring procedure.

简述：通过对生产用水的安全控制、食品接触面的条件和清洁度控制、交叉污染的防御控制、洗手消毒及卫生间设施的维护控制、防止掺杂物的污染控制、正确的标记、贮存以及有毒化合物的使用控制、雇员健康卫生的控制、虫害控制及SSOP监管程序确保整个生产操作过程安全卫生。

The book is divided into 14 chapters, including Introduction, continuous control system theory, process and discrete sampling, Z transform, sampled-data systems, discrete approximation of continuous system the equivalent, based on mathematical transform the classical design method, based on state space pole placement design methodology, multi-variable system of quadratic optimal control, quantitative effects, the choice of sampling period, the digital control system modeling, digital control system for a variety of design methods, variables quadratic optimal control systems, sampling cycle of selection, non-linear control of the problem, as well as digital control system, a typical application - Disk drive servo control design.

全书共分14章，内容包括概论、连续控制系统理论、采样过程和离散化、Z变换、采样数据系统、连续系统的近似离散等效、基于数学变换的经典设计方法、基于状态空间的极点配置设计方法、多变量系统的二次型最优控制、量化效应、采样周期的选择、数字控制系统的建模问题、数字控制系统的各种设计方法、变量系统的二次型最优控制、采样周期的选择、非线性控制的有关问题，以及数字控制系统的一个典型应用——磁盘驱动器的伺服控制设计等。

Based on these, pulse flash butt welding function was carried out with the use of the method of joining proportional control and ON-OFF control and current feedback. Welding prcess was automatically controled by Programmable Logical Computer.

在此基础上，以焊接电流作为反馈参数，采用比例控制与ON-OFF控制相结合的方式实现了钢轨脉冲闪光焊功能；采用可编程控制器控制焊接过程，实现焊接过程自动化。

With the background of application of fuzzy control techniques to a rather typical complex control system, gas-burning water heater, theories, applications and techniques of fuzzy information processing have been studies. The obtained results include:(1) For lattice-valued logic systems based on lattice implication algebras, two dynamical lattice-valued propositional logic Lvpl and lattice-valued first-order logic Lvfl have been constructed, and some theories and methods of fuzzy reasoning have been proposed based on fuzzy set theory and multi-valued logic.(2) Some methods for designing and optimizing fuzzy control systems and some corresponding control algorithms have been proposed, and some new theories and methods for fuzzy control rule base and fuzzy control system performance analysis have been introduced.(3) 6 fuzzy control systems have been developed, and some difficult problems on craft of manufacture, batch consistency, quality stability, installation and main

本项目以模糊控制技术用于燃气热水器这一较典型的复杂控制系统为应用背景，在模糊信息处理的理论、应用和技术三个层次开展了相关的研究工作：(1)进一步研究了基于格蕴涵代数的格值逻辑系统，建立了两种动态的格值命题逻辑Lvpl和格值一阶逻辑Lvfl，并基于模糊集理论和多值逻辑提出了多种模糊推理的理论与方法；(2)提出了模糊控制系统的多种设计及优化方法与控制算法，建立了模糊控制规则库和模糊控制系统性能分析的一些新理论与新方法；(3)研制完成了6个模糊控制系统，还特别解决了模糊控制燃气热水器和智能控制燃气热水器在产业化过程中的生产工艺、批量一致、质量稳定、安装维修和性能价格等一系列难题，做好了批量生产前的技术准备，现已小批量生产。

The paper describes data acquisition control system of the production process of pottery based on the nine-point controller.

1引宫目前，在陶瓷生产过程中，大都采用基于PLC的现场控制系统，此类系统可靠性高，实现起来比较容易，但由于P LC在数据处理和管理方面的功能局限，造成所设计的控制系统在可操作性、控制精度以及运行过程实时检测方面存在很大的不足。

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。

Thus, initial gains of FLC are suggested to be designed based on the well-tuned linear control structure for a simple process, and they can be determined based on the VSC theory for a complex process.

对于简单过程，模糊控制的初始增益可以用已调好的线性控制参数来设计；对于复杂过程，可用变结构控制理论来设计。

A three-layered structure, consisted of organization, collaboration and control level, provides both efficiency and agility in design process control.

该过程模型通过组织级、协调级和控制级三级控制结构实现，既具有高的控制效率，又保证了协同设计中各种过程协同的灵活性。

In order to use the existing production conditions sufficiently, by the quality control of the continuous-casting billet and hot sending process and the cooling process after rolling, especially the process controlling of Hot-Continuous-Rolling, realizing the small reduction ratio Hot-Continuous-Rolling production technics to produce big size steel stick upwards Φ 120mm using rectangular continuous-casting billet of 235 X 265mm, the lowest limit of 6.00 used in China currently is broken.

为了充分利用现有生产条件，通过控制连铸坯质量、热送和轧后冷却过程的控制，尤其是热连轧过程的优化控制，实现了235×265mm矩形连铸坯生产Φ120mm以上大规格棒材，热连轧压缩比突破了国内一般采用的6.00这个下限。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。