The control system functions to keep speed of the machines substantially constant and the voltage within prescribed limits, even the load may change.
控制系统的功能是在负载随时变化的工况下，确保机组转速恒定，并使电压输出控制在要求范围之内。
We adopt vector control function with LG inverter, can make the motor in the low speed can also provide meet the need of the load torque.
我们采用具有矢量控制功能的LG变频器，可使电机在低速时也能提供满足负载需要的转矩。
Experiment results indicated that the servo controller possesses the characteristics of good speed control performance and anti-load-disturbance ability.
实验结果表明，所设计的伺服驱动控制器具有良好的速度控制能力和抗负载扰动能力。
Bypass flow control and definition work current capacity (working speed) scope load sensing control valve disposition.
旁路流量控制与限定工作流量(工作速度)范围的中的负载传感控制阀配置。
The automatic adjust of burning cycle promotes response speed to burning control as the load with a big changing.
燃烧周期的自动调整，加快了负荷大幅变化时燃烧控制的响应速度。
Its automatic adjustment of burning cycle accelerates the response speed of burning control in accordance with remarkable load increases.
燃烧周期的自动调整，加快了负荷大幅变化时燃烧控制的响应速度。
Through the MATLAB simulation, it is proved that this control algorithm can realize tracking to the assigned speed and enable the fluid class load to have very good stable performance.
通过MATLAB仿真看出，使用该控制算法可以很好地实现跟踪给定速度，使流体类负载有很好的稳定性能。
This paper describes the load distribution, speed chain, strain control, system network configuration of electric driving control system in detail.
本文就纸机电气传动控制系统中的负荷分配、速度链、张力控制、 系统网络组态及通讯等内容进行了较为详细的描述。
Response speed has been improved by both the state machine, which makes discrete detection on load, and current limit fuzzy control.
通过状态机对负载进行离散侦测以及电流极限模糊控制模式，提高了电源的响应度；
In a coal gas blower set for condensation were incorporated D750 28 blower and speed up hydraulic coupler to adjust load as well as computer control system.
煤气冷凝鼓风机组技术改造选用D750 -28型鼓风机，采用增速型液力偶合器调节负荷及计算机控制系统。
The platform verified that the proposed variable load DC Motor Speed Control System with nonlinear state space model and parameter identification method is effectiveness.
利用该平台验证了提出的变负载直流电机双闭环调速系统的非线性状态空间模型及其参数辨识方法的有效性。
The methods of load balance of moment limiting and speed softening mode under torque control model and velocity mode are put forward.
提出了在转矩模式、速度模式下力矩限幅和速度软化方式的负荷平衡方法。
The speed of the compressor is varied to control the refrigerant flow rate and match the cooling load requirements of the vapor compression system.
该压缩机的速度被改变以控制该制冷剂的流速和配合蒸气压缩系统的冷却负荷需求。
The accuracy of the rotor speed estimation in speed sensorless vector control system of induction motor under load is sensitive to parameter errors of the internal machine model.
在感应电动机无速传感器矢量控制系统中，在负载条件下转子速度估计的精确度对电机内部模型参数误差非常敏感。
An adaptive speed control scheme for DC drive system, which combines an adaptive PID controller based on single neuron with a load observer, is presented.
针对直流调速系统，将单神经元自适应PID控制器与负载观测器有机结合，提出了一种基于单神经元的自适应速度控制方法。
The control strategy of engine speed in low load electricity generating process and the shifting process was studied.
同时，对低负荷发电工况、换档过程发动机转速调整工况下混合动力汽车发动机转速控制策略进行了研究。
The speed control driving for fan-type load can save much energy, but it is not popularized for lack of simple, reliable and economical motor speed control device.
风机类负载采用调速驱动可节约大量能量，但由于缺少简单、可靠、经济的电机高速装置，该技术基本没有推广。
When the load of pump control cubage timing system changes, the motor output speed must be kept steady.
泵控容积调速系统中负载发生变化时，要保证马达输出转速恒定。
This paper introduces application and developing tendency of AC speed control technique by changing frequency in crane's electrical diving of port and Marine based on potential energy load.
文章主要介绍具有位能性负载特点的港口及船舶起重机械电气传动中交流变频调速技术的应用及发展趋势。
Against the heavy equipment load and complex operations characteristic, the spindle used vector control technology of ac frequency speed control; the car used advanced ac servo control technology.
针对该设备负载大、运行情况复杂等特点，主轴采用了交流变频调速矢量控制技术，小车采用了先进的交流伺服控制技术。
Simulation analysis was carried out for the variable speed pump-control-motor hydraulic system. Mathematic models of inverter, asynchronous motor, fixed pump and load were set up.
本文对变转速泵控马达液压系统进行了仿真分析，建立了系统中变频器、异步电动机、定量泵、马达以及负载的数学模型。
The changing load torque is the primary one in all the factors that influence the speed control accuracy.
在诸多影响稳速控制精度的因素中，负载扰动力矩的影响是最主要的。
This paper puts forward a new method for solving hysteresis loop and stick-slip Phenomenon in large torque, high load and low speed conditions, i. e. PWMtype NC proportional directional control.
本文针对大惯量、大负荷、低速工况的滞环及爬行现象，提出了一种新型的解决方法——脉宽调制（PWM）型数控比例方向阀控制。
By block diagram and feedback-control principles expression is derived for speed-stiffness in the loop and speed error due to load calculated.
并用方块图与反馈控制理论导出了这种调速回路速度刚性的数学表达式，估算了由负载引起的速度误差。
The production line has reached advanced domestic level on key technical indicators including filling speed, load precision, the degree of automation, control, purification production target.
该生产线在灌装速度、装量精度、自动化程度、自动控制能力、净化生产目标等关键技术指标上都达到国内先进水平。
Also the purpose, the arrangement schedule of load-rejection test as well as the coordinate relation ship between governing system and speed control system OPC are discussed.
对甩负荷试验的目的、时间安排、调节系统与OPC转速控制系统之间的协调关系等作了探讨。
The dynamic performance of Synchronous-Self-Shifting clutch is of great importance to the control on transmission of power, rotation speed and load.
该装置的柴油机及燃气轮机功率、转速及负载转换控制、自动同步离合器的动态性能指标等是影响舰船机动性和操纵性的重要因素。
Hydraulic Load sensing speed control system has advantages of saving power, reducing the generated heat in the system, etc.
液压负载传感调速具有节省功率和减少系统发热量等优点。
Hydraulic Load sensing speed control system has advantages of saving power, reducing the generated heat in the system, etc.
液压负载传感调速具有节省功率和减少系统发热量等优点。
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