Definition of the rated output of electric locomotives and motive power units GB/T3319-1998电力机车和电动车组额定功率的确定
The Real-Time Monitoring of Gas Turbine Rating for Single-Shaft Combined Cycle Sets Definition of the rated output of electric locomotives and motive power units 单轴联合循环发电机组的燃气轮机功率监测GB/T3319-1998电力机车和电动车组额定功率的确定
Wind turbine generators have the biggest influence on grid frequency when the generators trip and exit the power grid at rated active output power. 当风力发电机组在额定输出有功功率跳闸退出电网时,对电网频率的影响最大;
At high wind speed, pitch angle is adjusted to keep rated output power. 在高于额定风速时,如何控制桨距角的变化,从而保持输出功率恒定的方法。
The time required after energizing a device, before its rated output characteristics begin to apply. 从设备通电到它开始提供额定输出特性之间所需的时间。
With the action of fuzzyPID-PID dual-mode controller, system can keep the rated output power above rated wind speed; 在高于额定风速时,通过变桨距控制器调节桨距角,系统能较好地将功率限制在额定值附近;
Rated primary current, accuracy combination, rated output, rated dynamic and thermal current see form. 额定一次电流、准确级组合、额定输出及额定动、热稳定电流见表。
Compensating reactor in a Capacitive Voltage Transformer ( CVT) influences not on-ly its ratio error, but also the rated output capacity. 电容式电压互感器(CVT)的补偿电抗器不但影响电压比的准确度,而且还影响它的额定容量。
Compensation method of temperature effect on rated output for strain gauge load cell 应变式负荷传感器额定输出温度影响补偿方法
At the Three Gorges Project the turbine has a rated output of 710 MW and the runner has a diameter of 10 m. 三峡水轮机额定出力710MW,转轮直径达10m,是目前世界上出力最大、尺寸最大的混流式水轮机。
This article discussed the factors that limit the rated power output of the motors from the aspects of design theory, normal and special working conditions. The article also gave a brief introduction to condition monitoring and measures for increasing power outputs cf steel rolling mill motors. 本文从设计理论、运行条件、特殊工况等方面出发,阐述了限制大型直流电动机出力诸因素,并简要地介绍了轧钢电机状态监测技术以及提高出力的措施。
When tested in the engine test-bed with rated power and rated rotate speed, the combustion output power of the substitute fuel was equal to that of the diesel fuel. 在额定功率和额定转速的发动机台架实验中,测得替代燃料燃烧的输出功率与柴油的基本相当;
For rated power output of inverter, the efficiency is larger than 90%, and its maxim is 92. 9%. 三相并网逆变器额定输出功率时,效率大于90%,最大效率为92.9%;
This paper introduces a design of two-value capacitor motor which remains in operation with rated output and presents satisfactory performance under the conditions that obvious voltage variation arises. 本文介绍一种能在单相电源电压变化率较大场合下,维持额定输出功率的连续或断续工作,并具有较高起动转矩和过载能力的双值电容异步电动机。
The rated output power of one module is 333 VA and the switching frequency of inverter is high to 100 kHz, the double loops control method with the feedback of output voltage and current are used. 该变流器采用了模块化结构,由3个333VA单相DC/AC变换器组合而成,最高开关频率达100kHz,采用了电流电压双闭环DPM滞环控制。
A new type large power invert plasma spray power supply is introduced. The main structure of the power supply adopts parallel connecting method, it is rated 80 kW and the output current can be up to 1 000 A. 介绍一种新型大功率逆变等离子喷涂电源,电源主体采用并联方式,额定功率80kW,最大输出电流可达1000A。
And the rated output of generator would be increased from 100 MW to 114 MW under the condition that rated speed, rated voltage and rated power factor were not changed. 在额定转速、额定电压和额定功率因数不变的条件下,发电机的额定出力由原来的100MW提高至114MW。
The system has a quick start performance, capable of reaching a rated output in eight seconds; 具有快速起动性能,从起动到额定输出时间仅为8s;
At high wind speed, pitch angle is adjusted to keep rated output power using adaptive fuzzy control based on variable universe. 高风速时,变论域自适应模糊控制器控制桨距角,机组能准确地保持在额定功率发电。
At above rated wind speed, it can keep rated output power of wind turbine. 高于额定风速时,能保持机组的额定输出功率;
The Analysis of the pitch angle and output power indicate that, above the rated wind speed, the wind output power can be maintained at near rated power when the blade pitch angle is adjusted in real time. 通过对桨距角、风力机输出功率等仿真结果的分析可知,在额定风速以上,通过对桨叶桨距角的实时调节,可使风力机的输出功率维持在额定功率附近。
The simulation result reveals that when the wind speed exceeds the rated wind speed, the output power of wind turbine can be limited in the vicinity of rated power by operating pitch controller. 仿真结果表明当风速高于额定风速时,通过变桨距控制器的工作,可以将风力发电机组的输出功率限定在额定功率附近。
This controller adjust the pitch angle according to the change of wind speed to limit the energy which the rotor catches and keep rated output power. 该控制器根据风速的变化调整叶片的节距角,从而限制风机捕获的能量,使风力发电机组保持在额定值下发电。
When the input voltage varies from 40V to 60V and the output side varies from no load to rated resistance load, the output voltage will vary within 1.3% with the THD of less than 2% and the highest efficiency of 86.3%. 当输入电压变化、输出从空载变化到额定阻性时,输出电压变化量小于1.3%,正弦输出电压波形失真度小于2%,变换效率最高为86.3%,额定阻性负载时效率为84.4%。
Under constant speed, when the output torque of ordinary permanent magnet synchronous motor exceed rated torque, the torque output will not increase linearly following the input current, eventually develop saturated phenomenon. 恒定转速下,普通永磁同步电机输出转矩超过额定转矩时,其转矩输出不会随着输入电流呈线性增长,出现饱和现象。
The input of controller is the error between rated power and actual output power. The output of controller is pitch angle and than a closed-loop system is composed. 控制器的输入为风机额定功率和实际输出功率的偏差,输出为桨距角命令值,由此构成一个闭环的系统。