查询词典 hydraulic drive

Based on the investigation and research on shield machine technology, and studying the hydraulic thrust control system of shield machine by reading, analyzing, summarizing lots of literatures and investigating at site. Referring to the simulation experiment platform of shield machine built by ZheJiang University and ShangHai Tunnel engineering corp., analyzing the work principle of the thrust hydraulic system and the thrust attitude control method of shield machine.

在对盾构技术充分调研的基础上，通过阅读、分析及综合大量文献和现场调研，参照浙江大学和上海隧道工程公司共建的盾构模拟实验台，分析了盾构液压推进系统工作原理及其掘进姿态控制的方法，对盾构液压推进控制系统进行了控制仿真研究。

In order to reduce the expense production,by using the design principle such as locally supllying strength and approximately equi-strength ,standing shield hydraulic support can be revamped as efficieatly shield hydraulic support.

为了降低生产成本，采用局部补强、近似等强度的设计原理，将支撑掩护式支架改造成掩护式支架，改造后的支架完全具备掩护式液压支架在强度方面和运行轨迹方面的要求，同时也达到了减轻支架自身的目标。

DBT supplies the full range of equipment from hydraulic shield supports, electro hydraulic controls, conveyors, ploughs and shearers to crushers and diesel transport vehicles.

DBT提供从液压支架、电液控制系统、运输机、刨煤机、采煤机到破碎机、辅助运输系统的成套设备和解决方案。

The paper introduces the principle of the thrust hydraulic system of telescopic shield tunneling machine,and build the modle of hydraulic system in AMESim environment,basis the fact to optimum design the relevant parametre,considering the system s time-change,non-linear and the affect of complex operating contion,adopting the control alforithm of RBF Neural Network Self-tuning PID.

该文介绍了双护盾掘进机推进系统的工作原理，在AMESim环境下建立了液压系统的模型，根据实际情况对相关参数进行了优化设计，考虑到系统的时变非线性以及复杂工况的影响，采用了基于RBF神经网络自整定PID控制算法，在 MATLAB下编写了相应的S函数，通过AMESim/Sinulink与AMESim进行联合仿真分析。

Owing to the fact that hydraulic fluid is essentially incompressible, very little actual displacement is involved in the operation of the load cell (some movement, however, is inevitable, as it is nearly impossible to remove all the air from the hydraulic system, in particular, the gauge).

由于这一事实，即液压油基本上是不可，很少实际位移是在操作上所涉及的负载细胞（一些运动，不过，是无可避免的，因为它几乎是不可能的，以消除所有的空气从液压系统，特别是，计）。

Incompressible hydraulic fluid is liquid, so the use of hydraulic oil pressure can not accumulate energy, we must rely on other media to conversion, the pressure can be accumulated.

液压油是不可压缩液体，因此利用液压油是无法蓄积压力能的，必须依靠其他介质来转换、蓄积压力能。

A generalized self tuning hydraulic control method with pole location is presented inconsideration of the intrinsie characteristic of a hydraulic servo system and the problem with the hydriliccontrol .

针对液压伺服系统固有的特性和液压控制中存在的问题，提出了一种具有极点配置的广义自校正压力控制方法。

The paper introduced the basic concept and theory of model analysis and structure dynamic analysis;performed the model analysis of the whole framework of hydraulic pressure and calculated the first ten-rank inherency frequency and corresponding vibratory-type;analyzed and estimated the first three-rank inherency frequency and corresponding vibratory-type of hydraulic pressure.

对液压机的整体机架进行有限元模态分析，得到了机架的前十阶固有频率和相应的固有振型，并对前三阶固有频率和振型进行了详尽的分析和评价。

Hydraulic press for the job is based on liquid water emulsion, and oil with mineral oil for the machine working fluids, but the work of the two hydraulic machines is basically the same principle.

水压机是以水乳液为工作液体，而油液机则以矿物油为工作液体，但是两种液压机的工作原理基本相同。

AGC hydraulic system of 3500t jobbing sheet-rolling mill for Capital I/S Co. the project finished in 28 days. Cleanness reached to NAS 5. Hydraulic system, piping installation and commissioning

3500t中板轧机AGC液压压下系统工程（全部工程28天完成，所有管路清洁度达到NAS5级）（液压系统现场管路工程和调试）－首钢

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48