The paper set up a model of hydro unit maintenance , whose object is the max income in the life period of unit, considering the economic factors of the power market and restrictions of hydro units.
本论文建立了水电机组最优检修间隔模型，以机组在寿命期内的收益最大为目标函数，考虑了电力市场的经济因素和水电机组的约束条件。
The hydrogeological structure model which represents the space structure of the hydro geological unit and the spatial distribution of aquifers, is the basement of groundwater and environment research.
水文地质结构模型是表现水文地质体的空间结构及含水层空间分布的模型，是地下水及与环境研究的基础。
A hydro unit competition mode in power pool and its EVE (electricity value equivalent) pricing method is presented.
介绍了在电力库联营模式下水电竞价上网的方式及其当量定价方法。
S curve, time unit hydro graph and surface runoff hydrograph can be gotten through instantaneous unit hydrograph.
由瞬时单位线推求S曲线和时段单位线，可以得到城市雨水口径流的流量过程线。
The rotor of bulb tubular hydro generating unit adopts cantilever structure. The whole machine was installed under water with low rotation speed and more magnetic poles.
灯泡贯流式水轮发电机转子采用悬臂式结构，整个机组安装在水里，机组转速低，磁极对数多，励磁回路发生接地的故障机率较大，而产生的后果严重。
The gain value of the PSS for the generating unit of Ertan Hydro Station is adjusted on the basis of the field test, which has achieved good damping effectiveness.
二滩机组PSS增益设定是根据现场试验进行调整，取得了较好的阻尼效果。
Unexpected malfunctions of a group compressor in a combined unit of hydro-upgrading and PSA during trial period are analyzed, disposed and summarized.
对加氢改质和变压吸附联合装置机组在投产试车过程中出现的几起非常见故障的分析、处理进行了总结。
In order to ensure the safe, stable and economic operation of hydro-generating unit, it is necessary to realize condition maintenance.
为了确保水电机组的安全稳定和经济运行，需要实现对水电机组的状态检修。
As important protection equipment of hydro generator units and steel penstock, the water intake rapid-drop gate of the generator unit plays an important role.
作为水轮发电机组和压力钢管的重要保护设备，机组进水口快速工作门起着至关重要的作用。
The selection on material and matters to be cared for the piping system of benzol hydro refining unit were described in this paper.
介绍了苯加氢装置管道系统的材料选择和注意事项。
This paper describes plotting method and application of operational characteristics of unit-block for guiding operation of hydro-power stations.
本文介绍机组段运转特性曲线的绘制方法及其在水电站运行中的作用。
The installation of tube pedestal of large-capacity bulb tubular hydro-generating unit is always a difficult problem.
大容量灯泡贯流式水轮发电机组管型座安装一直是一个难题。
The measuring data of generator rotor obtained from varying speed experiment of the hydro-generating unit is analyzed.
通过水轮发电机组的变速试验对发电机转子测试数据进行分析。
Reasonable evaluation has been made to the whole performance and technical index of speed governor of Unit no. 0, Ankang Hydro Power Station based on related test and analysis.
通过对安康水电厂0号机组调速器有关试验的测试与分析，对该调速器的整体性能及技术指标作出合理评价。
The runners of 6 operated generating unit of Ertan Hydro Station have been checked and no crack on the primary weld of the field welding position is observed.
二滩水电站已全部投运的6台机转轮经停机检查，现场焊接的主焊缝无裂纹。
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。
The bed test of the hydraulic unit of the hydro-steering gear in the power split transmission is the crucial research method for system design and prior to road test.
分流液压转向系液压机组的台架试验，是对系统设计和装车前的重要研究手段。
The bed test of the hydraulic unit of the hydro-steering gear in the power split transmission is the crucial research method for system design and prior to road test.
分流液压转向系液压机组的台架试验，是对系统设计和装车前的重要研究手段。
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