空化理论不属于水斗式水轮机。
研究了水斗数对冲击式水轮机性能的影响。
The experimental study on the influence of bucket Numbers on the Pelton turbine's performance was presented.
本文着重对轴流转桨式水轮机的特性进行建模。
This article focuses on Kaplan turbine model characteristics.
建议比转速应为直径比所取代,并启用水斗式水轮机新铭牌。
It is suggested that the specific speed would be replaced by diametric ratio, and the new nameplate would be used.
本文提出了转浆式水轮机一种新的有效的协联方式——数字协联。
This paper puts forward a new effective digital cams using microprocessing techniques for Kaplan turbines.
水轮机蓄能泵和水泵涡轮。投标文件。水戽式水轮机的技术规范指南。
Hydraulic turbines, storage pumps, and pump turbines - tendering documents - guidelines for technical specifications for pelton turbines.
水轮机蓄能泵和水泵涡轮。投标文件。水戽式水轮机的技术规范指南。
Hydraulic turbines, storage pumps, and pump turbines - tendering documents - general and annexes.
因此,展开轴流转桨式水轮机内部流动特性的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.
减少反击式水轮机导叶全关后的漏水量是改善水轮机结构性能的重要课题之一。
To decrease the leakage of full closed wicket gate of reaction turbine is an important subject of improving the constructional characteristic of water turbine.
混流和轴流定浆式水轮机在部分负荷下运行时,尾水管中常出现较为强烈的振动。
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.
对大型轴流转桨式水轮机转轮接力器活塞环的结构特点及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.
黄河沙坡头水利枢纽的水轮机是黄河中游径流水电站中第一个采用大型灯泡式水轮机。
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.
提出了对水斗式水轮机宏观控制参数的设计思想,并对水斗式水轮机性能和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.
该调速器的研制具有一定的实用性,并为以后进一步实现智能式水轮机调速器打下了坚实的基础。
The governor has certain practicability and provides a stability basis for the development of intelligent governor for hydraulic turbine.
因此,展开含沙河流中轴流转桨式水轮机内部流动特性的研究具有重要的理论意义与实际应用价值。
Therefore, it is very important and significant to investigate the interior flow characteristic of Kaplan turbine running in silt-laden river.
本文分析了转桨式水轮机采用两种不同协联结构时,调速系统的稳态误差及稳态误差与调差率的关系。
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.
本文在首先介绍了冲击式水轮机内部流动中管内流、自由射流以及水斗绕流等方面的研究现状和进展。
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.
冲击式水轮机水斗内非定常自由水膜的流动非常复杂,至今还没有足够精确的数值方法来模拟这种流动。
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.
鉴于斜击式水轮机具有轴向水推力的特点,在这套卧式液体静压轴承中采用了双斜面背靠背的双止推结构。
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.
由于冲击式水轮机三维自由射流是两相流,进行瞬态计算的时间步长必须非常小,这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.
建立了水电站厂内自动发电控制的数学模型,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.
摘要建立了水电站厂内自动发电控制的数学模型,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.
冲击式水轮机试验表明:真机效率均低于模型效率,这种反常的趋势容易引起从模型试验结果预测真机性能的风险性。
This characteristic of Pelton turbine is apt to take the risk to predict the hydraulic performance of prototype from model.
将各种按动量定理工作的冲击式水轮机作为研究对象,构建其基本原理模型,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.
针对现有的电位器拉线式水轮机导叶接力器位移变送装置中存在的接触不良、易磨损、输出信号不可靠的问题进行了分析。
A hydraulic turbine leaf of transmit water current relay machine displacement transmission device is designed based on the principles of capacitance sensor.
由于轴流定桨式水轮机容量较小,其在特定条件下的减容改造问题不易引起有关部门的重视,因而这项工作在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.
由于原型与模型水轮机效率换算的复杂性,尽管已提出许多计算式,但至今仍未有一个被一致确认的统一公式。
For the complexity of efficiency conversion of prototype and model hydraulic turbines many calculation formula are put forward but there is not universal formula.
由于原型与模型水轮机效率换算的复杂性,尽管已提出许多计算式,但至今仍未有一个被一致确认的统一公式。
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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