The accurate control of the work pieces temperature in vacuum annealing furnace is a typical nonlinear large time delay and cross coupling complicated problem.
而在真空退火的生产过程中,退火工件温度的精确控制是一个典型的非线性、大时滞、强耦合的复杂控制问题。
Temperature and humidity control object of artificial climate chest is a nonlinear, strong coupling and long time delay system, so its control is difficult.
人工气候箱温湿度控制对象是一个非线性、强耦合和大滞后的系统,其控制非常困难。
Control system: lighting switch, spray paint, spray paint of temperature, drying temperature and time setting, emergency stop, limit the warm, failure alarm.
采用优质电子元件组装,主回路设有多重保护;照明开关、喷漆、升温喷漆、烤漆温度、时间设定、故障指示灯。
The results of application show that the device offers good effect on real time environment temperature and humidity control, features high reliability, easy to expand and high accuracy.
应用结果表明,本装置控制效果好、可靠性高,便于扩展、精度高,能实时监控环境温湿度。
But Controled cooling USES temperature control, time control on the whole line and speed of rolling.
而控制冷却可采用全线的温度控制、时间控制、轧制速度来实现。
But distilling tower temperature control is a typic big time-lag system, and the control of it is always a difficult problem in coak producing industry.
但由于氨塔温度控制属于典型的大时滞系统,对这种系统的自动控制一直是焦化生产控制中的一个难题。
The key point of designing coaxial nozzle is how to acquire the steady airstream, which can be used to control the plasma and protect the molten pool at high temperature at the same time.
同轴喷嘴设计的关键问题在于如何获得稳定均匀的同轴气流,使气流在控制等离子体的同时,又能为钛合金高温熔池提供保护。
Heat sealing: a method of uniting two or more surfaces by fusion either of the coatings or of the base materials under control led conditions of temperature pressure and dwell time.
热封:把两层或多层表面融合为一的方法。它是把涂层或基层材料在固定的温度、压力和接触时间下进行。
The results indicate that the blue shift of band gap depends on the annealing temperature and annealing time. Choosing reasonable annealing condition can control the magnitude of blue shift.
实验结果表明,带隙蓝移同退火时间和退火温度有关,合理选用退火条件可以控制带隙的蓝移量。
Through the comparison of ingredient, the phase separation temperature and time, acid treatment time, we get the best technology of how to control the aperture of the porous glass microsphere.
通过对多孔玻璃微珠组分对比,分相温度、时间的对比,酸溶时间的对比,得到控制多孔玻璃微珠最佳工艺。
Aiming at the coke oven temperature characteristics of great inertia, pure time-delay, non-linear and time changeable, a fuzzy compound control method is proposed.
针对焦炉温度的大惯性、纯滞后、非线性和时变性等特点,提出了一种新的模糊复合控制方法。
Aiming at the characteristics of large delay, great inertia, strong coupling and time varying in the control system of tobacco leaf fermenting temperature, a fuzzy control system is put forward.
针对烟叶发酵温度控制系统的大滞后、大惯性、强耦合、时变的特点,提出了一种烟叶发酵温度的模糊控制系统。
Effect of curing temperature, curing time, resistance to media, kind and volume of the sand-laden fluid, and particle size of proppant on fibre compound sand control system were discussed.
探讨了固化温度、固化时间、耐介质性、携砂液的种类和用量以及支撑剂粒径等对纤维复合防砂体的影响。
This system used fallaway section controlling algorithm based on PLC, realizes real-time control and distance supervision controlling of reactor temperature successfully.
该系统以PLC为核心,采用分段控制算法,成功地实现了反应器的实时控制和远程监控。
A kind of the method of temperature-time program control with TP801 Z-80 microcomputer is proposed, and the experiment is made.
提出了一种在TP801Z-80单板机上实现温度-时间程序控制的方法,并进行了试验。
On the basis of discussion, improves the defrosting control method of "time-temperature-pressure" and points out the improving direction of the novel defrosting method.
在此基础上改进了“时间—温度—压力”的融霜控制方法,并提出了需要继续开展的工作。
The time delay in the process of the temperature control of the heating stove will bring up the disability of the control system, which is also researched and discussed in the article.
针对成型机加热罩温度控制系统中存在的时滞容易造成控制系统不稳定这一具体问题,本文进行了研究和探讨。
In the heat dispersion process, temperature control has the characteristic of nonlinear, slow time-varying, lagging behind the major and simultaneously unpredictable disturbance.
在热分散过程中,由于温度控制具有非线性、慢时变、大滞后的特点,并存在不可测干扰。
An improved control algorithm of selfturning regulator is brought forward and used in the diesel speed and cooling water temperature real-time control.
研究了改进的自校正调节器控制算法,并用此方法对该柴油机进行了大量的实机测速、调温试验。
According to the problem of temperature control systems at present, then a novel dynamic control method are researched and designed, which is suitable for nonlinear and time-dependent systems.
针对目前温度控制中存在的问题,研究设计了一种新的适合于非线性、惯性系统应用的动态控制的方法。
The temperature of the main steam system is a tipical control of long time-delay, long inertia time and parameter-varying, so it is difficult to achieve a high-quality effect.
火电厂主蒸汽温度具有大迟延、大惯性的特点,且对象特性随负荷变化较大等因素,很难实现稳定和高性能的控制。
At the same time, analyzes the difficulties and key points of CDHPWHU's design, for example, high-temperature reliability, defrosting, the water level control and so on.
同时针对直热式热泵热水机组的高温可靠性、除霜、水位控制等关键点的设计要点进行分析。
It is very important to supervise the temperature, pressure and flow volume of steam in time so as to control the process of generating electric power during thermal power generation.
热力发电时实时监测水蒸汽的温度、压力和流量以便及时控制发电过程是非常重要的。
The boiler super-heater steam temperature control object is generally with characteristic of parameters slow time variable, the great inertia and the larger time lag.
锅炉过热器蒸汽温度受控对象通常具有大惯性、大迟延、参数慢时变等特点。
OBJECTIVE To observe the affects of different temperature and time for detective results after opening the quality control material of whole blood.
观察全血质控物开启后温度和时间对测定结果的影响。
In this paper, a real time system to monitor and control the rotor temperature of large electrical machine with IR detector is introduced.
介绍一种用于大型电机转子温度红外实时监测控制系统。
This geodesic structure gives us the ability to control the climate inside improving the temperature inside in a surprising manner, and at the same time limiting the dissipation of energy resources.
这种测地线结构使我们有能力控制内部温度,以惊人的方式改善内部温度,同时,限制能源的耗费。
At the same time, in order to achieve the purpose of remote control, the system can send the temperature data and humidity data to computer through RS-485.
同时,系统检测到的温度和湿度数据可以通过RS-485串口传输到远程的计算机,达到远程监测的目的。
Plate-type heat exchangers and automatic online temperature monitor and control devices eliminates fluctuations of dipping process in different seasons and over time, and improves productivity.
板式换热器和温度自动在线监测调节控制器,克服了泡豆受季节影响大、时间长、生产效率低的缺点;
The result of application is high real time and dependability in this system. And not only is it high precision of temperature control, but also it is quick dynamic respond.
实际应用结果表明,系统具有较强的实时性和可靠性,不仅温度控制精度高,而且动态响应速度快。
应用推荐