通过负载扰动观测，依据系统结构不变性原理实时补偿变量马达摆角，实现系统的转速控制。
The variable motor swing Angle is real-timely compensated according to the structural invariability for speed control, through the load vibration observer.
本文对一种广泛的应用在大吨位汽车起重机的卷扬机构的液压柱塞变量马达进行了性能的分析。
The paper analyzes the capability of a variable hydraulic motor widely used in hoisting bodies of large tonnage automobile crane.
为了达到设计目的，我们只能采用以下两种办法：一种是选用变量马达，另一种办法是采用两个定量马达并联和串联切换的方法。
In order to serve the design purpose, we can only use the following two means: One kind selects the variable motor, another means are use two quota motors parallel and the series connected cut method.
变量施肥的控制实施系统包括差分gps系统、田间计算机、液压马达、测速雷达和排肥器总成。
The control and actualize system of variable rate fertilization consist of DGPS, Field Computer, Hydraulic Motor, Ground Sensing Radar and fertilizer assembly.
由变量泵-定量马达组成的液压系统具有超载保护，防止电缆被强行拉断的功能。
The hydraulic system with variable displacement pump-constant displacement motor has the function of overload protection.
每侧履带的行走机构由一个变量双速柱塞马达、行星减速器和制动器组成，行走制动缓冲阀与马达一体安装，吸收了行车时由于制动或载荷变化带来的液压冲击。
Travel mechanism of each track consists of a variable two-speed piston motor, a planetary reducer and a parking brake, travel brake buffer valve is mounted on motor to reduce hydraulic shock.
工作机构的变速和换向靠调节泵或马达的变量机构实现，避免了开式系统换向过程中所出现的液压冲击和能量损失。
The work of agencies to rely on speed and for adjusting the pump or motor variables agencies to achieve, to avoid the open loop system for the process are the hydraulic impact and energy loss.
结果表明，旋转型惯性冲击马达是一个多变量系统，其运动性能受多种因素的控制。
These results reported here show that the rotary impact drive mechanism is a multivariable system, whose performance is decided by many factors.
介绍了一种高压自动控制型变量驱动马达的原理。
This paper describes the theory of a kind of variable displacement drive motor with automatic control, high pressure related.
针对单泵单马达液压变速器手动变量传动比不准确的问题，提出了单泵多马达液压变速器。
The transmission ratio of manual variable single-pump single-motor hydraulic transformer is not accurate. To avoid the problem, the single-pump multi-motors hydraulic transformer is proposed.
针对单泵单马达液压变速器手动变量传动比不准确的问题，提出了单泵多马达液压变速器。
The transmission ratio of manual variable single-pump single-motor hydraulic transformer is not accurate. To avoid the problem, the single-pump multi-motors hydraulic transformer is proposed.
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