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   collapse point 在 电力工业 分类中 的翻译结果: 查询用时:0.217秒
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collapse point
相关语句
  电压稳定临界点
    A PRACTICAL DIRECT METHOD FOR VOLTAGE COLLAPSE POINT
    电压稳定临界点的实用直接法
短句来源
    In this paper,a direct method for static voltage collapse point in rectangle coordinate is presented.
    本文提出了在直角坐标系下静态电压稳定临界点的一种直接计算方法。
短句来源
  崩溃点
    Predication for Voltage Collapse Point of Power System Based on Wide Area Measurement
    基于广域测量的系统电压崩溃点预测
短句来源
    After the voltage collapse point being found in AC/DC power systems, the relation between left eigen-vector W* and voltage collapse boundary surface is used to calculate the optimal control vector to increase load power margin.
    在应用崩溃点法求得交直流联合系统电压崩溃点的基础上,利用左特征向量W*和电压崩溃边界曲面之间的关系计算出提高更直流联合系统负荷功率裕度的最优控制方向。
短句来源
    Under the condition of suitable form ulation, the voltage collapse point and the left eigenvector ofthe dynam ic pow er system can be obtained by m eans of static pow er system m odel. The norm alvector to the bifurcation setis preferred to be used in optim um system controlnear bifurcation.
    在适当建模的情况下用静态模型求得系统的鞍结分岔点及其左特征向量,按此方向控制系统的行为可以最快地远离电压崩溃点
短句来源
    These years, more and more power researchers have realized that voltage stability in power systems is a dynamic phenomenon, and voltage collapse point is predicted in advance.
    近些年 ,越来越多的人认识到电力系统电压稳定问题是一个动态问题 ,而电压崩溃点是可以提前预知的。
短句来源
    In recent years, more and more researchers have realized that voltage stability of power system is a dynamic phenomenon, and voltage collapse point can be predicted in advance.
    近些年,越来越多的人认识到电力系统电压稳定问题是一个动态问题,而电压崩溃点是可以提前预知的。
短句来源
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  “collapse point”译为未确定词的双语例句
    Computation of Closest Voltage Collapse Point in Power System
    电力系统最近电压崩溃临界点的确定
短句来源
    A practical method of tracing static voltage collapse point
    静态电压崩溃点的实用解法
短句来源
    Power systems may keep the safety voltage level even near its limit, but that is very danger since maybe it is near the voltage collapse point.
    本文主张为保证电压安全,电力系统在任何运行状态都应保持相应的电压安全裕度。
短句来源
    The convergence of conventional continuation power flow calculation can't be guaranteed near collapse point because of the singularity of Jacobian matrix at collapse point.
    由于潮流雅可比矩阵在临界点处奇异,临界点附近病态,连续潮流计算在临界点附近的收敛性无法得到有效保证。
短句来源
    Wide area measurements technology is applied in the wider fields with the more applications of GPS (global position system) and PMU (Phasor measurement unit), so it is necessary that Wide area measurement technology is applied in the predicting of voltage collapse point in power systems.
    随着GPS(全球定位系统 )和PMU(向量测量单元 )的进一步应用 ,广域测量技术应用范围越来越广 ,其用在电力系统电压崩溃点的预测也将成为必然。
短句来源
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  collapse point
The synthesized networks formed a dense surface layer as the temperature increased past the gel collapse point.
      
In DSC thermograms of swollen samples, the shape and onset temperature of the endothermic peak corresponded to the gel deswelling behavior and gel collapse point.
      
In the interpenetrating polymer networks (IPN) system, the gel collapse point was not significantly changed by the amount of incorporated PTMEG.
      
With increasing BMA content in the poly(NIPAAm-co-BMA) network, the gel collapse point was lowered and the gels deswelled in a more gradual manner with increasing temperature.
      
Phys.79:1 (1995)], which excludes the existence of intermediate phases between the collapse point β=2 and the Kosterlitz-Thouless transition point βKT=4, is confirmed, however, a different analytic structure of this ansatz is suggested.
      
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The convergence of conventional continuation power flow calculation can't be guaranteed near collapse point because of the singularity of Jacobian matrix at collapse point.To overcome it,locally parameterized continuation power flow method is used for improvement.The improved method can effectively guarantee the convergence of continuation power flow calculation even near collapse point.Comparison with the CPFLOW program...

The convergence of conventional continuation power flow calculation can't be guaranteed near collapse point because of the singularity of Jacobian matrix at collapse point.To overcome it,locally parameterized continuation power flow method is used for improvement.The improved method can effectively guarantee the convergence of continuation power flow calculation even near collapse point.Comparison with the CPFLOW program on IEEE-118 bus test system confirms its correctness and effectiveness.

由于潮流雅可比矩阵在临界点处奇异,临界点附近病态,连续潮流计算在临界点附近的收敛性无法得到有效保证。为克服该缺点,对局部参数连续法作了一定的改进,改进后的算法能够有效保证连续潮流计算在临界点及其附近的收敛性。与CPFLOW程序的比较结果证明了该方法的正确性和有效性。

After the voltage collapse point being found in AC/DC power systems, the relation between left eigen-vector W* and voltage collapse boundary surface is used to calculate the optimal control vector to increase load power margin. And then, some measures to increase the load power margin and avoid voltage collapse in AC/DC power systems are studied in this paper.

在应用崩溃点法求得交直流联合系统电压崩溃点的基础上,利用左特征向量W*和电压崩溃边界曲面之间的关系计算出提高更直流联合系统负荷功率裕度的最优控制方向。在此基础上,研究可提高交直流联合系统负荷功率裕度、防止电压崩溃发生的交流系统措施和直流系统措施。

Based on the load nearest to the voltage collapse point acquired from the m ethod ofthe nearest voltage collapse point, this paper defines the static voltage stability proxim ity of the system according to the load pow er proxim ity. An optim alvoltage stability controlm athem aticalm odelis setup to enhance the system 's static voltage stability proxim ity. In this m odelthe objective function is taken as the com prehensive objective function, and the constraint is considered to be the...

Based on the load nearest to the voltage collapse point acquired from the m ethod ofthe nearest voltage collapse point, this paper defines the static voltage stability proxim ity of the system according to the load pow er proxim ity. An optim alvoltage stability controlm athem aticalm odelis setup to enhance the system 's static voltage stability proxim ity. In this m odelthe objective function is taken as the com prehensive objective function, and the constraint is considered to be the controlvariables, the outputvariables, the transm itted pow erofthe branch and the staticvoltagestability power proxim ity. The concepts of the security-econom y coordination factor and the synthetic controladjustm ent sequence coefficient are put forw ard in the m athem aticalm odel, w hich m akes the m odelm ore practicable.

在系统最近崩溃点的基础上,以系统的负荷功率裕度定义了系统的静态电压稳定裕度。目标函数考虑了系统的安全性和经济性,并以系统的控制变量、输出变量、支路传输功率和静态电压稳定功率裕度为约束条件,建立了提高系统静态电压稳定裕度的电压稳定控制数学模型。在控制模型中提出了安全经济协调因子和综合控制调节顺序加权系数的概念。使静态电压稳定控制模型更实用化。

 
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