片语

hydraulic c turbine generator水力涡轮发电机

hydraulic efficiency of turbine水轮机的水力效率

Installation of hydraulic turbine水轮机安装

reaction hydraulic turbine反动水轮机

hydraulic c turbine水轮机

hydroturbine水轮机，水涡轮

hydraulic turbine discharge水轮机流量

英汉例句

• the theoretical analyses show that the rotating speed of hydraulic turbine and the pressure drop increase while the flowing velocity increases.

  理论分析表明，液轮机的转速随着流体流速的增加而增大，同时流体阻力降也增大。

• applying the model in the simulation of hydraulic turbine governing system, the change rules of both the system and the turbine「s internal parameters can be found rapidly and accurately.

  将该模型应用于水轮机调节系统仿真，能快速準确地得到系统及机组内部各参数的变化规律。

• the microcomputer-based hydro-turbine governor is the principal part for the realization of primary frequency regulation for a hydraulic turbine generator unit.

  中国部分省市电网目前正在分批开展发电机组的一次调频试验工作，实现水轮发电机组一次调频功能的主体是水轮机微机调速器。

• in recent years, the technology of large-sized turbine blades with multi-axial nc machining tool has been researched by hydraulic turbine manufacturers.

  近年来，水轮机制造业一直探索采用五轴联动数控加工大型叶片。

• with the nonlinear and time variable characteristics of hydraulic turbine regulation system, high qualified speed adjustment system cannot be achieved with the conventional pid controller.

  水轮机调节系统具有非线性和时变性的特性，传统的pid控制器无法获得高性能的调速系统。

• to the question of the hydraulic turbine regulating system, this paper discusses fuzzy neural network control (fnnc) based on the character of fuzzy logic and neural network theory.

  水轮机调速系统是典型的具有非最小相位、非线性、时变特性的复杂控制系统，难以建立精确的数学模型。

• in this paper, the improved efficiency and output, as well as hydraulic turbine energy response under various characteristics operating mode were analyzed.

  水轮机增容改造后能否达到设计保证的出力和效率，改造后的水轮机的能量特性如何，是个普遍关注的问题。

• a new type hydraulic turbine which is called tubular-francis turbine is described in this paper. the performance of this turbine is compared with that of francis turbine.

  本文介绍了一种称之为贯流混流式水轮机的新机型，并就其性能与混流式水轮机进行了详细的比较。

• these models can be used to predict the sandy water flow in hydraulic turbine, the sand particle trajectories in hydraulic ducts and the wear rates of hydraulic turbine components.

  利用这些模型可数值模拟水轮机中含沙水流的流动、沙粒在水轮机过流通道内的浓度分布、运动轨迹及水轮机过流部件的磨损率。

• the mixed gas metal arc welding process is used for the first time by dfem in the discharge chamber of the hydraulic turbine exported to syria」s tishrin.

  东方电机股份有限公司首次采用混合气体熔化极气体保护焊焊接水轮机转轮室，并且在出口叙利亚的迪什林水轮机中应用。

• this article presents main structure, function and teaching method of the teaching_playback arc_welding manipulator system which is applied to repair hydraulic turbine blade.

  介绍了水轮机叶片修复用示教再现型弧焊机械手系统的基本结构、功能和示教方法。

• this paper presents the scheme of a versatile robot for on-site repair of hydraulic turbine blade.

  介绍了一种多功能的水轮机叶片坑内修复机器人方案和研究进展。

• all of these will help us to analyze the fatigue and fracture of hydraulic turbine runner.

  本文计算结果可为其它水轮机转轮的应力特性分析及转轮疲劳裂纹分析提供参考。

• the practice used in this field has proved that this system operated is stably, safely and controlling conveniently. it creates a useful condition for stresses measurement of hydraulic turbine blades.

  现场应用证明，该系统工作稳定、可靠，操作简便，为水轮机叶片应力测量创造了有利条件。

• the task of hydraulic turbine type design, is to decide the main property parameter and the structure control parameter, to finish the design of the pipeline of hydraulic turbine.

  水轮机选型设计的任务是确定水轮机的主要性能参数和结构控制参数，完成水轮机的流道设计。

• this paper deals with a lot of crack failures in blades of axial_flow hydraulic turbine in operating, and calculated their strength and vibration characteristic by the finite element method.

  针对轴流式水轮发电机组在运行不长时间后，叶片出现大量有规律分布裂纹的缺陷，用有限元法对叶片进行了强度和振动计算；

• the design of hydraulic turbine generator set of xizhong hydropower plant was not rational, existed the problems of the lower hydraulic turbine efficiency and the serious cavitation erosion.

  西中电厂水轮发电机组设计不合理，存在水轮机效率与出力低，汽蚀严重等问题。

• the governing system of a hydraulic turbine is non-minimum phase system, and much difficult to control.

  水轮机调节系统是非最小相位系统，是较难控制的一类系统。