通过分析,认为国产液压调节机组中的超速保护存在着不足之处,尤其是电气超速保护应该加以改进。
It is concluded through analysis that some design problems exist in the electrohydraulic governing system, especially the electrical overspeed protection which needs to be further improved.
驾驶舱安装有两个可调节的机组座椅,一个第三乘员座椅和一个可折叠的第四乘员座椅。
The cockpit is equipped with adjustable seats for two crew members, a third occupant seat and a folding seat for a fourth occupant.
在机组空载工况下如何整定PID参数及防止参数间配合不合理,是水轮机调节关心的问题。
Under no-load operation, how to set the PID parameters and prevent misfit among the parameters is concerned in hydro-turbine regulation.
试验结果表明汽轮机调节系统动态特性满足运行要求,以及实现汽轮机小岛运行对大型机组运行的重要性。
It is on trial to express that turbine group for regulation system dynamic characteristic satisfy operation request, and it is important to great turbine unit.
在目前水轮发电机组电液调节系统故障诊断方法中,还没有出现很好的故障定位方法。
A good fault orientation method is not yet available in the fault diagnosis for the electric-hydraulic regulating system of a water-turbine generator set.
在分析带地区负荷机组转速调节过程的时候,不考虑电气过渡过程是可行的。
As the process of speed regulation of the units with local loads is analyzed, it is feasible to ignore the electric transient process.
将该模型应用于水轮机调节系统仿真,能快速准确地得到系统及机组内部各参数的变化规律。
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.
文中提出了机组调节成本最小化的发电策略及其数学模型。
The power generation strategies with minimized adjustment cost of the generating sets and its mathematical model are proposed.
对小型水电站发电机组控制及励磁调节系统进行了设计计算、设备选型整定。
The design calculation of the generator set control and field adjusting system as well as the equipment lectotype setting for small water power station are performed.
介绍了直流机组常用的水化学工况,并着重分析了直流机组联合调节水处理法的主要优点。
Water chemistry condition in common use is introduced and main advantages of integrated regulation water treatment method on once-through unit are analyzed emphatically in this paper.
本文介绍了水轮发电机组空气冷却器冷却水流量自动调节的设计,叙述了其运行方式及调节原理。
The design for cooling water automatic adjusting of hydrogenerator air cooler is introduced in this paper. The operation method and adjusted principle are described.
该磨粉机是粉碎、筛选、超细粉分离回收的组合机组。粉末粒度可按需要任意调节,是频繁更换花色品种的理想设备。
The grinder is a combination of crushing, screening and separating, recovering tiny powders powder grains can be proper adjusted, and it's an ideal equipment.
介绍了河北省张家口发电厂4号机组再热汽温调节系统存在的问题及其影响因素。
The existing problems and influencing factors of the reheated steam control system of No. 4 Unit in Zhangjiakou Power Plant are presented.
在系统发生功率振荡时,通过改变转子励磁电压的相角调节双馈变速风电机组输出与振荡相关的阻尼功率,达到使风电场能够改善系统阻尼的目的。
During the power oscillation of a power system, a damping active power is injected into the network from the DFIG machine via regulating the rotor excitation voltage Angle.
对惠州液化天然气(LNG)电厂联合循环机组旁路控制系统的调节方式、控制方式及其作用进行了简单的介绍和分析。
This paper briefly introduces and analyzes the control mode and function of bypass control system for combined cycle units in Huizhou LNG Power Plant.
调节速率和调节精度是自动发电控制(agc)中考核agc机组的两项重要指标,也是电力市场下agc机组调配参考的依据。
Regulation speed and regulation precision are used to evaluate regulation efficiency of automatic generation control (AGC) and solve the problem of selecting which unit to perform AGC function.
重点介绍了目前风电场中所采用的风力发电机组,包括风力机、风力机的功率调节及恒速恒频和变速恒频发电系统。
The main topics mentioned here are about wind turbine, power regulation of wind turbine and induction generator in wind farms with electrical power system.
强大的控制器管理功能,PID调节技术,机组状况实时掌控。
Controller with powerful management functions, PID regulation technology, control the unit timely.
该研究可为系统调度人员准确地把握机组的运行状态,恰当地取舍符合系统调节需求的机组提供依据。
The research can offer the gist for the system operators to learn the operating state of the units accurately and select the units correctly that can meet the system regulation demand.
为此,提出了防范此类事故的对策,建议引入励磁变压器电源作为调节器的工作电源,并对该机组的转子过电压保护进行改造。
It is suggested that the excitation transformer power be introduced as the operational power supply for the regulator, and the rotor overvoltage protection of the unit be modified.
对于扩建机组的司机人员,应熟悉掌握新机组和老机组在调节系统上的差别。
The drivers of the expanding machine unit should know well and master the difference of the old and new machine unit in the regulating system.
再热式汽轮机已同锅炉组成单元机组运行,因此必须根据单元机组整体的动态特性来整定汽轮机的功频调节系统。
The reheating turbine and boiler are operated as single unit, so the turbine speed-power control system must be adjusted in accordance with the dynamic characteristic of the whole unit.
采用集成电路实现舰船电站自动频载调节,从理论上分析了并联运行机组间的有功功率分配以及频差调节原理。
In this paper, we theoretically analyses the distribution of the active power and the regulation principle of the frequency differences between the parallel operating generators.
介绍和分析了SX421自动电压调节器的结构和原理,在此基础上,本文将其应用于发电机组励磁调压系统。
On the basis of introducing the structure and analyzing the principle of SX421 automatic voltage regulators, this paper applies them to the generating unit excitation voltage system.
大容量高参数的直流锅炉单元机组是一个十分复杂的调节对象。
The once-through boiler of large capacity and high parameters is a very complex unit to be controlled.
现代水轮机调速器的主要功能是起机组频率调节器和机组功率控制器的作用。
Main functions of the governing system are following: frequency regulation while unit isolating from power system, power control while unit operating in power system.
数字式电液调节系统(DEH)是控制汽轮机运行的核心,其负荷调节系统控制性能的优劣直接影响整个机组的正常运行。
Digital electro-hydraulic control system (DEH) is the core of turbine control system, then the performance of load control system determines whether the unit can run better.
对在静止状态下检测汽轮机调节系统动态飞升特性,保障机组安全运行,具有实用意义。
It is of practical significance to measure turbine control system dynamic speed-rising characteristic under stationary state and ensure turbine unit safety operation.
在夏季高气温、高负荷时,不乏因大风导致机组来不及调节而掉闸的现象。
During high temperature and load in summer season the case that the big wind results in trip of unit from non regulation of unit is not the seldom phenomena.
文中叙述了该机组的热力系统、电站布置、汽轮机本体、调节保安油路系统、蝶阀以及几种主要辅助设备的设计情况。
Design considerations for the thermodynamic system, plant layout, steam turbine proper, the oil system for governing and safety control, butterfly valves and some major auxiliary equipment are given.
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