1) reactive power and voltage characteristic
无功-电压特性
2) synchronous generators / reactive power voltage characteristic
同步发电机/无功-电压特性
3) reactive voltage
无功电压，电抗性电压
4) P-U characteristic
功率-电压特性
5) reactive-power characteristic
无功特性
1.
In order to indicate the influence of constant extinct angle controller which is a part of polar control level of DC transmission system on operation characteristic of high-voltage direct current(HVDC),the influence of extinct angle order on DC system steady operation condition,reactive-power characteristic and the commutation failure is detailedly analyzed.
为揭示直流输电系统分层控制中极控制层定熄弧角控制环节对系统运行特性的影响,分析了熄弧角指令值的变化对直流输电系统稳态运行工况、无功特性和换相失败的影响,并基于CIGRE直流输电标准测试系统,运用电磁暂态仿真工具PSCAD/EMTDC对理论分析结果进行了仿真验证。
6) reactive power and voltage
无功电压
1.
After the dispatch mode of power system was divided into two layers-dispatching and monitoring,the previous reactive power and voltage automatic control system cannot meet the requirements of new dispatch mode.
随着电力系统调度模式划分为调度中心与集控站两个层次后,原有的区域电网无功电压自动控制系统已不适应新的调度模式要求。
2.
In order to realize the effective and reliable operation of power system,it is necessary to keep the reactive power and voltage under control,balance the reactive power locally and optimize the energy quality.
区域电网无功电压综合控制系统(简称AVC)采用集中决策、分层分区控制的方式,综合考虑电网安全约束条件,通过在线的优化计算,提出合理的电压校正和无功优化策略,实现全网无功电压实时自动控制。
3.
In connection with the current state of reactive power and voltage of Jingzhou Power System in 2004,the voltage level and the reactive power balance were analyzed,the existing problem with reactive power and voltage was pointed out and the resolving measure was raised.
针对2004年荆州电网无功电压状况,分析了电网电压运行水平及无功平衡情况,指出目前无功电压存在的问题,并提出了相应的解决措施和建议,最后对荆州电网无功电压的运行与控制进行了展望。
补充资料：电力负荷电压及频率特性
电力负荷电压及频率特性
voltage and frequency characteristics of load
d一0 rl}一ft一he dlonyo]一P一nl口texing电力负荷电压及频率特性(voltage andfrequeney eharaeteristies of load)见负荷静态特性及负荷动态特性。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条