The new age of machinery, in short, could not have been born without a new source of both movable and constant power.
总之，如果没有一种新的可持续提供动力并且可移动的能源，就没有新机械化时代的产生。
Constant power factor PR-VR curve and critical constant power PR.
恒功率因数负荷pr -VR曲线和临界恒功率负荷pr。
But when dragging the lood with constant power, erratic running point exists.
但在拖动恒功率负载运行时，存在不稳定的运行点。
A. Hydraulic pressure ADAPTS constant power variable axial piston pump for energy saving.
液压泵采用恒功率自动变量轴向柱塞泵，以节省能源。
Using voltage feedback control, the constant power output is achieved during the flywheel discharging period.
在飞轮能量释放过程中，利用电压反馈控制，负载能获得恒定的电功率。
According to this relationship, vector control system with energy-saving based on constant power factor was formed.
通过此关系，设计了基于恒功率因数的节能型异步电动机矢量控制系统。
Electric tracing band can be classified into constant power electric tracing band and automatic electric tracing band.
电伴热带可分为恒功率电伴热带和自控式电伴热带。
Consequently, the constant coijing tenaion for bydraulic coiler is realized by means of constant power control system.
通常，恒定卷取张力是由恒功率控制系统来实现的。
HID Xenon gas lamp must operate under constant power supplying. Normally it is realized with power error detecting loop.
HID氙气灯必须工作在恒定功率条件下，通常采用功率误差检测环路来实现。
The control system adopts current PWM control mode, and high quality energy feedback with constant power could be accomplished.
控制系统采用的是电流型PWM控制方式，能够实现高品质的恒功率能量回馈。
In this paper, a kind of sensor with constant power pulse width modulation and force balance is described and analysed theoretically.
本文设计了一种恒功率脉冲调宽式力平衡式传感器，并从理论上对它作了分析。
The reactive power compensation principle and method of constant power factor control are studied theoretically . and experimentally.
然后阐述了可控电抗器恒功率因数控制的无功补偿原理和实现方法，并进行了无功补偿实验。
This paper introduces a computer control for hydraulic vibrating table, with adopting constant power and constant exciting force control.
本文介绍了液压振动台的计算机控制，其控制形式为恒功率和恒激振力控制。
Constant power output characteristics can avoid prodigality caused by super-brightness when voltage of high-voltage sodium lamp exceeds 220v.
恒功率输出特性避免高压钠灯在高于220v标准电压时会产生超亮度浪费。
Constant POwer control rule is also presented. The hardware and software in the microcomputer real-time high-vacuum exhausting system is introduced.
研制开发了高真空排气过程微机实时控制系统，并对该系统的硬件构成和软件开发作了介绍。
Full speed within sections of constant flux and constant voltage constant power control, we can get the torque - speed characteristics under the control.
在全速范围内分段进行恒磁通和恒电压恒功率控制，得到控制下的转矩—转速特性曲线。
The multifunctional pump has many regulative functions, such as constant pressure, constant flow, constant power, and pressure-flow compound control, etc.
所开发的多功能泵具有恒压力、恒流量、恒功率及压力流量复合控制等调节功能，有着广泛的工业实用性。
There are three usual methods for excitation control following constant excitation current, constant power factor, and constant setting open-loop control.
常用的励磁控制方法主要有三种：恒励磁电流、恒功率因数、恒给定开环控制。
The paper proposes a new method to realize constant power control for electrohydraulic proportional load-sensing radial piston variable displacement pump.
本文提出了对电液比例负载敏感径向柱塞变量泵实现恒功率控制的新的控制方法。
This paper proposes an energy saving control mode for current source inverter(CSI) induction motor drive system with the motor driving a constant power load.
本文提出了电流型逆变器-感应电动机变频调速系统中电机驱动恒功率负载时，系统以最大效率运行的节能控制方式。
It can ensure the reliability of constant power charge that adopted uniformly stepped power input, energy consumption work model and forced air-cooling model.
统一分段式功率投入，能耗式工作模式，强制风冷式散热，大大保证了恒功率放电的可靠性；
The output pressure-flow curve was obtained by testing the electronic control hydrostatic driving system, which confirmed the characteristic of constant power.
通过对火炮电控静压驱动系统的实测试验，获得了输出压力—流量曲线，验证了恒功率特性。
The stable and constant control system of semiconductor laser diode includes constant current control, constant power control and constant temperature control.
半导体激光器稳恒控制系统包括恒电流控制、恒功率控制和恒温度控制三个方面。
A method is proposed to enhance the stability of a system with a direct current (DC) generator driving constant power load (CPL) based on damping compensation.
提出了一种提高基于阻尼补偿的直流(DC)发电机带恒功率负载(CPL)系统稳定性的方法。
Variable displacement pump's control style has many ways, such as constant pressure, constant fluid, constant power, electrohydraulic proportional and load-sensing etc.
变量泵的控制方式有恒压力、恒流量、恒功率、电液比例和负荷敏感控制等。
Comparing to conventional fixed voltage, the slope limit voltage in the over power protect circuit can improve the constant power limit capability in different input voltage.
提出在过功率保护电路中利用斜坡电压取代传统的固定电压，以达到不同输入电压下的恒定功率限制。
Elements that affect the output power factor Angle are analyzed, the basic principle of constant power factor Angle control is studied and its realization scheme is presented.
分析了影响功率因数角的因素，研究了定角控制的基本原理，给出了定角控制方法的实现方案。
In view of the shortcomings in the design of rail Pushers, a hydraulic pusher for long rail was designed according to the principle of hydraulic constant power speed regulation.
针对目前钢轨助推器设计上存在的不足，利用液压恒功率调速原理，设计了长钢轨液压助推器。
Comfortable and convenient operation, assembly thermal overload protection device and multi-file electronic speed constant power switch ensure high motor efficiency and durability.
操作舒适方便，装配过载过热保护装置，多档电子调速恒功开关，保证马达的高效率和耐用性。
Comfortable and convenient operation, assembly thermal overload protection device and multi-file electronic speed constant power switch ensure high motor efficiency and durability.
操作舒适方便，装配过载过热保护装置，多档电子调速恒功开关，保证马达的高效率和耐用性。
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