• 空化理论属于水斗水轮机

    Cavitation theory does not belong to Pelton turbine.

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  • 研究了水斗冲击水轮机性能影响

    The experimental study on the influence of bucket Numbers on the Pelton turbine's performance was presented.

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  • 本文着重轴流转桨水轮机特性进行建模

    This article focuses on Kaplan turbine model characteristics.

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  • 建议转速应为直径所取代启用水斗式水轮机铭牌。

    It is suggested that the specific speed would be replaced by diametric ratio, and the new nameplate would be used.

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  • 本文提出了转浆水轮机一种新的有效的协——数字协联。

    This paper puts forward a new effective digital cams using microprocessing techniques for Kaplan turbines.

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  • 水轮机蓄能水泵涡轮投标文件。水戽水轮机技术规范指南

    Hydraulic turbines, storage pumps, and pump turbines - tendering documents - guidelines for technical specifications for pelton turbines.

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  • 水轮机蓄能水泵涡轮投标文件。水戽式水轮机技术规范指南。

    Hydraulic turbines, storage pumps, and pump turbines - tendering documents - general and annexes.

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  • 因此,展开轴流转桨水轮机内部流动特性研究具有重要经济意义

    Therefore, the study for internal flow characteristics of Kaplan turbine has important theoretical and practical significance.

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  • 减少反击水轮机导叶全关后水量改善水轮机结构性能重要课题之一。

    To decrease the leakage of full closed wicket gate of reaction turbine is an important subject of improving the constructional characteristic of water turbine.

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  • 水轮机部分负荷下运行,尾水管中常出现较为强烈振动

    There iss strong vibration in the draft tube of a Francis turbine or axial flow fixed blade propeller hydraulic turbine when the turbine is running on part loading.

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  • 大型轴流转桨水轮机转轮接力器活塞环结构特点加工方法进行了研究分析。

    The structural characteristic and machining method of runner blade servomotor piston ring for large Kaplan turbine are studied.

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  • 黄河沙坡头水利枢纽的水轮机黄河中游径流水电站第一个采用大型灯泡水轮机

    The Shapotou Control Project is the first power station where large through flow type turbine generator units were installed among the hydropower station at middle reaches of the Yellow River.

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  • 提出水斗水轮机宏观控制参数设计思想,并对水斗式水轮机性能规律进行了分析探讨

    The deep analysis and discussion were made about performance rule of this turbine. The designing methods of the control parameters were presented.

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  • 调速器研制具有一定实用性以后进一步实现智能水轮机调速器打下坚实基础

    The governor has certain practicability and provides a stability basis for the development of intelligent governor for hydraulic turbine.

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  • 因此,展开河流中轴流转桨水轮机内部流动特性研究具有重要理论意义实际应用价值

    Therefore, it is very important and significant to investigate the interior flow characteristic of Kaplan turbine running in silt-laden river.

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  • 本文分析了转桨水轮机采用两种不同协联结构时,调速系统稳态误差稳态误差调差率关系

    The static errors and their relationship with the ep of the governing system for Kaplan turbines, with two different of on-cam structures are analysed in this paper.

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  • 本文首先介绍了冲击水轮机内部流动中管内自由射流以及水斗绕流等方面研究现状进展

    In the beginning of this paper, the current status and achievements in the research field of Pelton turbine are introduced respectively by means of pipe flow, free jet and bucket flow.

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  • 冲击水轮机水斗内定常自由流动非常复杂,至今还没有足够精确数值方法模拟这种流动。

    The unsteady free water sheet flow in the rotating bucket of a Pelton turbine is a very complex flow that cannot be accurately simulated for lack of a numerical method.

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  • 鉴于斜击水轮机具有轴向推力特点这套液体静压轴承采用斜面背靠背的双结构

    In view of the characteristic that there is an axial hydro - thrust in Turgo turbine, a double stop thrust construction of double inclined planes back by back in the bearing can be used.

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  • 由于冲击式水轮机三维自由射流是两相进行计算时间长必须非常就需要大量的计算资源

    The time step is very small for the transient analysis of nozzle jet flow, which occupied numerous computational resources.

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  • 建立了水电站厂内自动发电控制数学模型提出一种针对多喷嘴水斗式水轮的自动发电控制模型求解方法

    A mathematical model of automatic generation control for hydroelectric station is established, and a solution method to AGC mathematical model on multi-nozzle scoop-type turbines is proposed.

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  • 摘要建立了水电站厂内自动发电控制数学模型提出一种针对多喷嘴水斗式水轮机组的自动发电控制模型求解方法

    A mathematical model of automatic generation control for hydroelectric station is established, and a solution method to AGC mathematical model on multi-nozzle scoop-type turbines is proposed.

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  • 冲击水轮机试验表明:真机效率均低于模型效率,这种反常趋势容易引起模型试验结果预测真机性能风险性

    This characteristic of Pelton turbine is apt to take the risk to predict the hydraulic performance of prototype from model.

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  • 各种动量定理工作冲击水轮机作为研究对象,构建基本原理模型严谨地推导出原理模型基本方程及其数值解。

    The basic principle model was established on the various impulse turbines. The basic principle formulas, the formulas of kinetic energy and direction of outflow were deduced strictly.

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  • 针对现有电位器拉线式水轮机接力位移变装置中存在的接触不良、易磨损、输出信号不可靠问题进行了分析

    A hydraulic turbine leaf of transmit water current relay machine displacement transmission device is designed based on the principles of capacitance sensor.

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  • 由于流定桨水轮机容量较小,其在特定条件改造问题不易引起有关部门的重视,因而这项工作国内外很少有人从事。

    For the capacity of propeller turbine is often small, people pay little importance on the transformation of reducing capacity under specified co.

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  • 由于原型模型水轮机效率换算复杂性,尽管已提出许多计算至今未有一个被一致确认的统一

    For the complexity of efficiency conversion of prototype and model hydraulic turbines many calculation formula are put forward but there is not universal formula.

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  • 由于原型模型水轮机效率换算复杂性,尽管已提出许多计算至今未有一个被一致确认的统一

    For the complexity of efficiency conversion of prototype and model hydraulic turbines many calculation formula are put forward but there is not universal formula.

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