查询词典 time-base control

The system periodically evaluates the static security andtransient stability based on on-line information, which is integrated by state estimation in EMS, the real time actual network data telemetered from control substations, and the typical network operation mode data, selects the optimum generators and load to be shed, accordingly to refresh the control decision tables in two different area control substations every 5 minutes.

河南电网多区域安全稳定紧急控制在线预决策系统综合利用EMS 在线数据、安控实测数据、电网典型运行方式数据，全面定量评估电网安全稳定性（暂态功角稳定和潮流越限），优化紧急控制决策并在线刷新多个区域安全稳定控制系统策略表。

It overcomes low automation and adaptability of other congeneric control systems.Through timer module to set bait supplying time,the function of automatic feeding was realized in a whole day.Through master control CPU circuit and direct current velocity modulation to control the speed of feeding electromotor,the purpose of adjusting feeding distance was realized....

通过定时模块灵活设置供饵时间，实现全天全自动投饵的功能；主控CPU电路及直流调速电路控制投饵电动机的速度，实现了调整投饵距离的目的；霍尔电路与声光报警电路保护投饵电机的安全；使自动投饵控制系统的通用性更强，可以应用到各种水产养殖业的供饵系统中。

order button is a consumer and the computer application carries out interactive simple and convenient method.the button control in object-oriented programming language visual basic is order button,order button is to be control in common use most in application,button control in visual basic is excessively simple,the event being not enough beautiful,hold out is few.be to realize colorful order button,making use of the image frame to load the beautiful photograph to simulate order button,the button effect,pushes down the effect striking the carriage return key or the escape key time button by the fact that event process realizes various peculiar "order button" effect,when button effect,mouse are labeled with shan strike when effect,the mouse bid streak including the button tacitly approving that.

摘 要：命令按钮是用户与计算机应用程序进行交互的最简便的方法。面向对象编程语言visual basic中的按钮控件就是命令按钮，命令按钮是应用程序中最为常用的控件，但是visual basic中的按钮控件过于简单，不够美观，支持的事件少。为实现多彩多姿命令按钮，可以利用图像框装载漂亮的图片模拟命令按钮，通过事件过程实现&命令按钮&的多种特殊效果，包括按钮的默认效果、鼠标划过时按钮的效果、鼠标单击时按钮的效果，按击回车键或逃逸键时按钮的效果。在实际编程中，设计好具有多种效果的按钮，是能否赢得用户的一件法宝。

At the same time, using cascade PID control method, letting us have a certain degree of quality control, it meets the requirements of water temperature of the boiler control, which is accuracy and stability.

同时，采用串级的PID控制方法，让我们的控制品质得到一定程度的提高，这满足了锅炉水温控制的要求：准确性和稳定性。

The paper focuses on the real-time processing technology of flame image in the rotary kiln through industrial television, the intelligent control decision of composite extreme value for the coal powder ball mill, the intelligent control method for the temperature of shuttle kiln, and the control oxidizing and reducing process of ceramic calcine.

在智能控制实际应用方面，研究和实施了工业炉窑的综合集成智能控制系统，文章介绍了我们研制的氧化铝熟料回转窑和间歇式电瓷窑智能控制系统，重点总结我们首次提出的回转窑火焰工业电视图像实时处理技术、煤粉球磨机综合极值智能控制、抽屉窑温度智能控制、陶瓷氧化还原控制方法。

The dynamics model of missile sealifts system for navy ships connected parallely is established. The dynamics simulation analysis of system is studied. The dynamics characteristic of missile box on the condition of different sea states and place parameters of crane are analyzed. The theory and technology bases for the design of system of missile sealifts or navy ships connected parallely are presented. The controlled multibody system dynamics of the system of missile sealifts with wave compensation for navy ships connected parallely is presented. On the condition of stochastic momevement of depot ship and incept ship and under the action of sealifts and wave compensation, the dynamics of sealifts system is studied by using discrete time transfer matrix method of multibody system. The calculate method of electric machine impule is developed in the process of supplying missile and action of wave compensate. Based on the PLC control system, the control method, which control supply process by testing torque of guide strings is presented.

本文建立了舰艇并靠导弹补给动力学模，进行了舰艇并靠导弹补给及波浪补偿系统动力学仿真分析，获得了导弹箱在不同海况下和舰用起重机不同位置参数的运动规律，为舰艇并靠导弹补给系统设计提供了理论依据和技术基础；建立了舰艇并靠导弹补给及波浪补偿受控系统多体动力学，在补给舰和被补给舰随机运动下，在补给和波浪补偿系统作用下，应用多体系统离散时间传递矩阵法进行了补给系统动力学分析，得到了导弹补给过程中，波浪补偿时，导引电机和卷扬电机输入电机脉冲计算方法；建立了以PLC 控制系统为核心，用扭矩传感器测量导引带产生的扭矩来控制补给过程的控制方法；对系统振动问题进行了研究，提出了通过调整伺服电机参数减少系统振动的方法。

Then, in terms of the proposed tuning scheme and frequency-domain control theory, some decupling control methods are studied for the multivariable processes with time delays. The main contribution lies in: 1 For single-parameter diagonal controllers and full matrix controllers of the multivariable control system, a robust tuning scheme is proposed.

首先，给出了系统面临乘性输入、乘性输出，以及加性不确定性时，保证系统鲁棒稳定性的充分条件，并依据此条件，提出了计算控制参数整定范围的解析方法；然后，给出了参数估计方法，用来在参数整定范围内预测初始控制参数；最后，通过主导极点或幅值率调节方法，进一步优化出满足时域设计指标的控制参数值。

In light of the characteristics of non-linearity,heavy lag behind,strong coupling, time change, heavy working environmental interference as well as stochastic disturbance and according to the self-adapting control theory the control device with PLC as its core element is used to realize the automatic and accurate control on the lift-up and fall-down of the electrode of electric arc furnace.

针对电弧炉的非线性、大滞后、强耦合、时变、工作环境及随机干扰较强的特点，应用自适应控制理论，采用PLC为核心控制部件，来实现电弧炉电极升降的自动准确地控制。

Now most of plasma arc cutting machine by gas pressure to control flow, because when the gun aperture amount of time, the control of the gas pressure there is control of the flow.

等离子弧切割机通常有较高的空载电压和工作电压，在使用电离能高的气体如氮气、氢气或空气时，稳定等离子弧所需的电压会更高。

In order to prevent ink drying time extension or paper deformation, you should try to get the status of water with the least ink control, or by the fountain solution of pH control in 5-6 to reduce the amount of wettibility, glycollic dasage increased to 13-15 per cent in order to reduce the amount of water on the plate, but none of these methods to exercise strict control in order not to change ink performance.

为了防止油墨干燥时间延长或纸张变形，应尽量把水包油状态的油墨控制在最少，也可以通过把润版液的pH值控制在5～6来减少润湿量，把乙醇用量增加到13～15％以减少印版上的水量，但这些方法都要严格控制，以免改变油墨性能。

Objective:To explore the feasibility of laparoscopy in diagnosing and treating of abdominal diseases.

目的：探讨腹腔镜用以诊断腹部外科疾病及选择治疗方案的可行性。

The lifetime of nylon 1010 and nylon 1010/POSS composites decreased with increasing temperature.

热重-红外联用分析表明尼龙1010在氮气气氛下的降解产物主要为小分子的低聚物，POSS并不改变尼龙1010降解产物的组成。