惯性环节
- 网络Inertial Element;inertial;Inertia link
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该文研究了计算机仿真中具有代表性的微分环节和惯性环节动态数学模型的计算方法。
Computational methods of a typical dynamic mathematical model that can describe the differential element and the inertial element for the computer simulation are researched .
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在将机器人抽象为二维封闭空间中的运动微粒、将其动态特性抽象为一阶惯性环节后,给出了群机器人的扩展微粒群算法模型。
Viewed as a particle moving in a closed two-dimensional workspace , each robot is abstracted as one order inertial element , and further , the model of extended PSO ( EPSOM ) can be given under an ideal environment .
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实践证明:脉动燃烧控制对象是带延迟的一阶惯性环节,因此对控制对象采用常规的PID控制策略完全可行。
The furnace is an inertial system with delay , so PID control can be used .
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在高阶大惯性环节对象的控制问题中,采用普通PID难以实现其良好的控制作用。
For high-order big inertial object , the good controlling effect cannot be gotten if normal PID control method is employed .
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首先从理论上对带制冷的半导体激光器组件建立了数学模型,将其看作一阶惯性环节,分别在S域和时域里详细分析了采用PID控制技术后的阶跃响应;
First , a mathematic model for laser diode with a cool is established , which is looked as a first order segment of inertia in theory .
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混合式蓄能循环的控制系统采用n阶等容惯性环节来描述其动态特性,在比例积分调节方式下,从个别环节控制入手,进而达到综合能量控制。
N order Constant Capacity Inertial Links was used in the system to describe the dynamic performance of the refrigeration cycle . Aimed at a particular unit , the proportional integral control method was employed to achieve a comprehensive control of energy .
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目前,国内原子力显微镜大多采用模拟PID控制,虽然模拟控制具有反应速度快的优点,但缺点是精度不高,抗干扰能力不强,往往会引入附加的惯性环节,且电路结构复杂。
At present , analogy PID control only with the merit of fast reaction speed , while the shortcomings are low precision , week ability of anti-interference , complex circuit construction , is widely used in most AFM in China .
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分析了基于BP算法的神经网络模型参考自适应控制器对大惯性环节被控对象的控制效果,发现该算法使控制器存在严重的过学习现象。
A neural network model reference adaptive controller based on BP algorithm was applied to a plant with a great inertia link , and its control effect was analyzed . It was found that BP algorithm led to the " over learning " phenomenon in the controller .
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本文探讨了串级阵阶模型误差(包括控制回路中的惯性环节)对线性二次型(LQ)最优控制的稳定鲁棒性的影响。
In this paper the effect of " serial reduced order modelling error " ( including the inertia links in regu-lation loop ) on the robust stability of LQ optimal regulators is analysed .
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主要描述了基于专家系统设计的基本思想,结合PID内部参数特性以及反馈误差对系统的影响双方面进行考虑,以一带纯滞后的二阶惯性环节加热器模型为控制对象设计的新型控制器。
This paper introduces a new controller based on expert system . The author integrates the inner parameter characteristic of PID and the affect to the system made by the feedback error and set a second derivative surface model of a heater with pure lag as the control target .
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其次,研究了PID控制器的广义柔度随控制器参数变化和无惯性环节情况下PID控制系统的频率特性,给出了磁浮轴承的刚度、阻尼与控制系统参数之间的关系。
Secondly , the broad sense flexible degree of the PID controller changing with its parameters and the frequency characteristic of the PID control system under the no inertia item are studied . And the relation between rigidity and damping of magnetic bearing system and its control parameters is gotten .
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本文针对带滞后因子的一阶惯性环节,基于一种时滞系统图解稳定性准则,讨论了PI控制器参数稳定域的确定,并将该思想推广应用于相角裕度和幅值裕度的设计。
The paper based on a graphical stability criterion in parameter space , the stabilizing region of PI parameters was discussed for first-order processes with dead-time , and this kind of design method was extended to the case of achieving the given phase and gain margins .
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通过试验得出,直流电机转速和PWM波占空比的关系,旋翼拉力满足系统要求,执行机构反应迅速、连续,辨识的直流电机数学模型为惯性环节。
It concludes that the relationship between the DC motor speed and the PWM duty cycle is confirmed , the requirement of the rotor pull is satisfied , the reaction of actuator is fast and continuous , and the model of DC motor is equaled to an inertial loop .
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由于在暂稳控制器的设计中通常将可控串联电容补偿器(TCSC)处理为带限幅器的一阶惯性环节,而忽略了电力系统动态行为对TCSC脉冲触发过程影响以及装置动态响应特性的研究。
The impact of power system dynamics on thyristor pulse firing control and dynamic response characteristic of thyristor controlled series compensator ( TCSC ) has always been omitted because TCSC is usually handled as a first-order lag element used for the design of transient stability controller .
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对交流大电流测量装置中惯性环节的误差分析
Alternating Large Current Measurement Apparatus for Error Analysis of Inertia Component
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一种考虑一阶惯性环节的最优制导律
An optimal guidance law via first order inertial loop
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具有多惯性环节系统的数字控制器设计方法
The Design Method of the Digital Controller on the System of Multiple Inertia Loops
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其动态特性为一阶惯性环节,并求得了时间常数。
The characteristic of dynamic state was the first order inertia link , and get the time constant .
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认为低频目标闪烁近似于白噪声通过一阶惯性环节所得到的有色噪声。
Also the low frequency glint is regarded as the white noise having passed through a first order filter .
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另外有些大惯性环节、复杂的在线分析仪等等也会导致时延现象。
In addition to these , some large-lag links and complicated on-line analyzer etc can also result in time-delay .
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典型的工业过程的传递函数通常采用一阶惯性环节加纯延迟作为其数学模型。
The open-loop transfer function of an industrial process is often described as a first-order process with time delay .
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工程实践表明:采用高阶惯性环节作为过热器蒸汽温度的状态观测器是可行的,适用的。
The engineering practice shows that taking higher-order inertia link as state observer of super heater steam temperature is feasible and in point .
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为简化控制器的设计,可根据带纯滞后的一阶惯性环节选择控制器的参数。
In order to simplify the controller design , we can choose the controller parameters according to one order inertial link with pure hysteresis .
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从理论上证明了在脉动燃烧控制方式下,控制对象是带延迟的一阶惯性环节,以及影响稳态炉温波动的因素。
It proves that the subject with pulse-firing control system is an inertial system with delay , and analyses the factors affecting stability of the temperature .
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并根据交流电机具有大惯性环节的特点改进了模型参考控制中的误差函数,将速度导数考虑进误差函数,使电机速度跟踪更平稳、迅速。
A new error function is presented to avoid the affection of big-inertia of AC machines and even more to ensure better motor speed tracking efficiency .
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提出了局部激励应变补偿和把通常的微分负反馈改为低截止频率的惯性环节正反馈的控制新方案。
A new control approach is presented with a " local strain compensation " and a low cutoff frequency inertial link feedback in place of the differential one .
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过热器是一个多容而且延迟比较大的惯性环节,影响过热蒸汽温度的扰动因素比较多,彼此之间相互影响。
The superheater is a multi-container link with bigger delay and more inertia . The superheated steam temperature is affected by many disturbance factors , among which influence each other .
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通过对汽油机自动调节过程的分析,得出装有数字电子调速器的汽油发电机组是一个一阶惯性环节与一个二阶欠阻尼环节的串联。
It concludes that the gasoline generator with a digital electronic governor are a first order inertia and a two steps under damping linking after analyses the automatic control process of the gasoline engine .
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另一方面,在实际的工业过程中,大惯性环节,传输过程以及复杂的在线分析通常会导致滞后现象,而这些滞后特性会严重影响系统的稳定性以及性能指标。
On the other hand , large-lag links , transmission process and complicated on-line analysis usually lead to delay phenomenon in practical industrial processes , which influences stability and performance index of the system seriously .
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由于温控系统是一个具有纯滞后环节的一阶惯性环节,本文通过理论分析和试验测试的方法确定加热、制冷条件下的系统传递函数。
As the temperature control system is a first order lag element of inertia , this paper adopts theoretical analysis and experimental testing method to determine the transfer function under the heating and cooling conditions .