It is concluded that less experimental current than transition current leadsto too high rated DC voltage regulation rate in the test.
阐述了整流机组联调试验直流空载电压过高的原因;分析了导致不带平衡电抗器的整流机组直流负载拐点电流超出许可范围的成因;叙述了联调试验求得的额定直流电压调整率值过高是因为试验电流未超过拐点电流,介绍了采用降低网压求取额定直流电压调整率的等效试验法;结合试验数据,说明了压仓电阻的主要作用。
Generators of the same MVA rating may vary considerably in excitation requirements because of different power factor and voltage ratings or short-circuit ratio.
不同功率因数、电压额定值或短路比的发电机,对励磁功率的要求可能有很大的不同。
PRESSURE/ TEMPERATURE RATINGS FOR BRONZE PRESSURE RATED VALVES?
青铜额定压力阀门的压力/度额定值?
PRESSURE/TEMPERATURE RATINGS FOR BRONZE PRESSURE RATED VALVES?
青铜额定压力阀门的压力/温度额定值?
This means that arrester rating is 100% of the system line-to-line voltage.
这表明避雷器的额定值为系统线电压的100%。
safety working pressure rating
额定安全工作压力值
rated lightning impulse withstand voltage
额定雷电冲击耐受电压
rated transformation ratio (of a voltage transformer)
(电压互感器的)额定变比
rated transformation ratio of voltage transformer
电压互感器的额定变比
rating of locomotive resistor
机车电阻器的额定值
Replace cap with the correct rating for the system.
按系统正确的额定值更换压力盖。
Voltage ratings of D.C electric traction system
GB/T999-1988直流电力牵引额定电压
Aerial insulated cables of rated voltages up to and including 1 kV
GB12527-1990额定电压1kV及以下架空绝缘电缆
Aerial insulated cables with rated voltages of 10kV and 35kV
GB14049-1993额定电压10kV、35kV架空绝缘电缆
"Be sure to use capacitors within the specified values by checking the voltage waveform, current waveform, and frequency applied to them"
使用前请先检查电容器两端的电压波形、电流波形和频率是否在额定值内。
Through analyse on cooling path of motor, distribution of wind scalar, wind speed and pressure difference of a motor operating at the ratings is obtained.
通过对电机冷却风道进行分析研究,得到电机在额定工况下,电机内部风量分布、速值和压差。
When electric power coupling transformer at input current is less than rated value, public winding can be also overload.
电力自耦变压器在其输入电流均小于额定值时,其公共绕组也可能过负荷。
Rated voltage for medium frequency equipment
GB/T3926-1983中频设备额定电压
Rating systems for electronic tubes and semiconductor devices
GB/T5839-1986电子管和半导体器件额定值制