潮流

Classic technique is the Newton-Raphson iterative. But when the system grows much bigger, the computing is much more hugeness. And it is very difficult to get the result in a short time under the current hardware and software situation.

经典的潮流计算方法是采用牛顿拉夫逊法迭代计算，但是随着电力系统的规模的增大，计算量异常庞大，在现有的软硬件的很难在短时间内得到潮流计算的解。

This program for the power flow calculation of the Jacobian matrix program, but also the core of the power flow calculation.

详细说明：此程序为潮流计算中的雅克比矩阵程序，也是潮流计算的核心部分。

In which the correlation of wind power outputs is characterized by the joint probability distribution.

提出了风力发电场的随机潮流数学模型，该模型能够计算含风力发电场的电力系统潮流，分析包含具有相关性的多个风力发电场的电力系统。

We calculate the distribution of Co amplitude and Co phase lag lines of K 1, O 1,S 2 and M 2 constituents and their elliptical axis of tidal current for each layer and average depth.

分别给出K1，O1，S2，M2 四大分潮的同潮时线和等振幅线，并且也计算得出它们的深度平均的潮流椭圆分布图和它们各自的底层、50m 层、30m 层、20m 层、10m 层、表层的潮流椭圆分布图。

BeauMyth strives to provide the latest fashionable merchandize, along with friendly and speedy service for your best shopping experience!

BeauMyth 致力于提供最新最时尚的潮流商品，以及提供最友善与最快速的服务，务必让您放心选购以及领导潮流！

Kach fashion strives to provide the latest fashionable merchandize, along with friendly and speedy service for your best shopping experience!

kach fashion 致力于提供最新最时尚的潮流商品，以及提供最友善与最快速的服务，务必让您放心选购以及领导潮流！

Full-time sediment discharge rate of spring tides,neap tides and corresponding conclusions are obtained by calculating tidal sediment .

针对大连市长兴岛海域，某科研所设置了14个测站并获取了各站的潮流流速、流向和含沙量等水文数据，文章利用这些资料对潮流输沙问题进行了专门计算研究，得到了该海域各站大潮、小潮全日单宽输沙率，并得到了相应结论。

The impact of transfer contracts on node voltages is evaluated according to base-case Jacobian matrix and the partial derivatives of ...

定义flowgate为线路热极限和线路故障2种情况，分别计算基态潮流和考虑线路紧急故障情况下的区域间ATC值，并与线性分布因子法和重复潮流法计算结果相比较。IEEE30节点系统计算结果表明，该算法快速准确，满足在线计算和分析要求。

In this thesis, various conventional and ill-conditioned load flow calculation methods have been fully analyzed and evaluated in the aspect of convergence, and the relationship between the convergence and the Jacobian matrix of polar type load flow equation has been discussed and evaluated.

本文对常规潮流算法和常用病态潮流计算方法进行了全面的算法、收敛性分析、评价、比较。

The voltage and the sensitivity of voltage to system operation parameters are calculated by Newton power flow approach; the various higher order derivatives of voltage and voltage sensitivity to line openbreak parameter can be obtained by using the convergent correction equation of power flow and the equation of calculating sensitivity for the N power system. Finally, the voltage and sensitivity of N-1 power system can he calculated by correcting the voltage and sensitivity of N power system by Taylor series expansion.

通过牛顿潮流计算出N网络的各节点电压及其对系统运行参数的灵敏度；利用已收敛的潮流修正方程式和N网络灵敏度计算方程式分别对线路开断参数多阶求导，从而计算出电压和灵敏度对此线路开断参数的多阶导数值；根据泰勒级数展开式修正N网络的电压和灵敏度值，得到N-1网络的电压和灵敏度值。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。