过程控制

The character of integration calls for improving the design quality of process operations and suggests that it should be studied with the help of process control system blockdiagram. The character of optimization indicates that the design of operating procedures must be based on process simulation.

其中，操作程序的集成化特征对操作程序设计提出了改进过程操作设计品质的要求，启发了结合过程控制系统方块图进行研究的思路；而操作程序的动态最优化特征则明确了操作程序设计问题必须以过程建模与仿真为工作基础的思想。

Open-loop circuit: such a situation: the process control component connection is interrupted, so that the process variable information is no longer fed back to the controller set-point, so the corrective process variables are no longer carried out.

开环回路：这样一种情况：过程控制元件的连接被中断，这样，过程变量的信息不再反馈给控制器的设定点，所以对过程变量的纠正也不再进行。

The goal of this item is to improve the whole process of recognizing and extracting road layer from raster map, and to make the whole process as a closed feedback system with output measurable, state controllable and recognition subprocess optimally adaptable.

本研究目标为：改进对栅格交通地图道路信息的识别抽取全过程，使之成为一个输出可测、目标可控、识别过程可自适应优化的闭环反馈识别系统。把对不同图层的识别过程作为并联的子过程控制对象，所构建的整体系统实现了其道路网络输出成为可测变量。

The system was carried out with the objective ofdesigning a widespread use system which is independent of the concretetypes and use of naval and merchant ship and can be also applied toother military and industrial real-time control systems.

从技术发展观点看，它是光纤通信技术和微处理机技术相结合的网络通信系统；从应用角度看，它是满足在恶劣环境中以过程控制为目的的军事实时控制系统，由于系统中所有终端设备都带有计算机，因而从软件角度看，它是用光纤总线网络互连的集中控制的分布式计算机系统。

A control scheme of decompounding sintering process control into two branch control models, chemical composition and control of burn-through point was put forward aiming at the problem of control complexity of iron ore sintering process.

摘要针对铁矿石烧结过程控制复杂性问题，提出了一种将其分解为烧结矿化学成分控制和烧结终点控制的方案。

A control scheme of decompounding sintering process control into two branch control models,chemical composition and control of burn-through point was put forward aiming at the problem of control complexity of iron ore sintering process.

针对铁矿石烧结过程控制复杂性问题，提出了一种将其分解为烧结矿化学成分控制和烧结终点控制的方案。

The control criteria of system stochastic optimal control involving the probability density evolution analysis are presented in reference to the physical senses of control objectives, and three classes of control criteria hinging on evolution processes with hierarchical levels are developed.

从目标控制量的物理意义出发，提出了基于系统概率密度演化分析的最优控制准则，建立了递阶层次的演化过程控制准则类。

So, the research for boiler mill system's controlling method and the improvement of the existing ball mill pulverizing system, are one of the focuses in the field of heat engine control.

因此，锅炉制粉系统控制方法的研究及现有的磨煤机控制系统改造，是热工过程控制领域的热点问题之一。

With the new progress of computer technique, control theory, artificial intelligence and information technique, traditional design method for control system in the field of arc welding process has not been suitable for the requirements of the development .

随着计算机技术、控制理论、人工智能等信息科学的新进展，在弧焊过程控制领域内，传统的控制系统设计方法已不适应弧焊工艺发展的需要。

It is resulted by the further research of intelligent control theory and its application in the control field that swarm intelligence is put into use in the heat power engineering process control.

随着智能控制理论研究的不断深入及其在控制领域的广泛应用，群智能算法用于热工过程控制逐渐发展起来。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。