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1)  static voltage security
静态电压安全
1.
In power systems, transmission network is the base and carrier of electric power market, but congestion occurs frequently in weakly connected network due to overloading or to static voltage security constraints.
在电力系统中,输电网络是电力市场的基础和载体,过负荷或违反静态电压安全指标是输电阻塞的主要表现。
2)  static security
静态安全
1.
Firstly, this method uses the continuation power flow (CPF) technique and both of static security and transient stability constraints are considered.
算法采用连续潮流(CPF)技术并考虑了系统的静态安全约束和暂态稳定约束。
2.
The static security analysis method of power systems with large scale wind farms was achieved based on the P-V curves of wind farm outputs and bus voltages by using the load flow calculation method of power systems.
采用电力系统潮流算法,基于风电场出力与母线电压的P-V曲线,实现大容量风电场接入电网后电力系统的静态安全分析方法。
3.
Power flow feasibility region (PFFR) is one of the most promising frameworks for static security assessment of power systems.
电力系统潮流可行域是一种评估系统静态安全的有效手段。
3)  static safety
静电安全
1.
The test results showed that it was effective to improve the static safety and particle size of TNT.
试验结果表明 ,利用抗静电分散剂有效地改善 TNT球磨的静电安全性 ,提高了球磨 TNT的细度 ,以及 2号岩石铵梯炸药的爆速等爆炸性能 ,值得推广。
4)  dynamic voltage security
动态电压安全
1.
A particle swarm optimization (PSO) technique based novel approach for solving the dynamic voltage security constrained preventive control problem is proposed.
基于粒子群优化算法(PSO),提出一种求解含动态电压安全约束的预防控制新方法。
5)  transient voltage security
暂态电压安全
1.
The model considers not only the cost for static voltage stability,but also that for transient voltage security.
通过满足暂态电压安全约束的无功发电调节与切负荷总代价最小化问题,来表示暂态电压安全风险。
2.
Based on the sensitivity of transient voltage security margin with respect to reactive power injection, a power system can be divided into control areas for preventive control of transient voltage security.
为了优化暂态电压安全的预防控制,根据暂态电压安全裕度对于各节点无功功率的灵敏度系数,将暂态电压不安全点与注入点进行关联分区。
3.
In this paper,to determine the maximum restorable load,the transient voltage security is involved in the mathematical model as a constraint.
通常主要考虑系统频率和稳态电压的约束,文中在此基础上加入了暂态电压安全的约束限制,建立了确定变电站最大负荷恢复量的数学模型。
6)  Steady-state security region
静态安全域
1.
C load flow, the upper and lower bounds of the hyper-cuboid explicit steady-state security region are chosen as unknown variables.
提出了一种以直流潮流模型为基础,将构成显式安全域超长方体每个分量的上、下限作为待求变量,并选取发电机有功调节量总和最大为目标函数,将有功静态安全域的模型化成一个线性规划模型直接求解的新方法。
补充资料:安全电压
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性质:又称安全特低电压,指保持独立回路的,其带电导体之间或带电导体与接地体之间不超过某一安全限值的电压。中国国家标准规定工频电压有效值的限值为50V、直流电压的限值为120V。中国标准规定工频电压有效值的额定值有42V,36V,24V,12V和6V。特别危险环境中使用的手持电动工具应采用42V安全电压。有电击危险环境中使用的手持照明灯和局部照明灯应采用36V或24V安全电压。金属容器内、特别潮湿处等特别危险环境中使用的手持照明灯应采用12V安全电压。水下作业等场所应采用6V安全电压。具有安全电压的设备即III类设备。

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