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一种双向功率子模块及控制方法、MMC系统 Patent
专利类型: 发明专利 Invention, 专利号: 202410455368.0, 申请日期: 2024-04,
Authors:  Zhang Qifeng;  DAI NINGYI
Favorite |  | Submit date：2024/08/31
Preconditioned fourth-order exponential integrator for two-dimensional nonlinear fractional Ginzburg-Landau equation Journal article
Zhang, Lu, Zhang, Qifeng, Sun, Hai Wei. Preconditioned fourth-order exponential integrator for two-dimensional nonlinear fractional Ginzburg-Landau equation[J]. Computers and Mathematics with Applications, 2023, 150, 211-228.
Authors:  Zhang, Lu;  Zhang, Qifeng;  Sun, Hai Wei
Favorite | TC[WOS]:2 TC[Scopus]:2  IF:2.9/2.6 | Submit date：2023/12/04
Exponential Integrator  Fractional Complex Ginzburg-landau Equation  Toeplitz Matrix  τ Matrix Preconditioner  Φ-function  
Pointwise error estimate and stability analysis of fourth-order compact difference scheme for time-fractional Burgers’ equation Journal article
Qifeng Zhang, Cuicui Sun, Zhi Wei Fang, Hai Wei Sun. Pointwise error estimate and stability analysis of fourth-order compact difference scheme for time-fractional Burgers’ equation[J]. Applied Mathematics and Computation, 2022, 418, 126824.
Authors:  Qifeng Zhang;  Cuicui Sun;  Zhi Wei Fang;  Hai Wei Sun
Favorite | TC[WOS]:19 TC[Scopus]:19  IF:3.5/3.1 | Submit date：2022/05/04
Compact Difference Scheme  Fractional Burgers’ Equation  Pointwise Error Estimate  Reduction Order Method  
A fast compact difference method for two-dimensional nonlinear space-fractional complex ginzburg-landau equations Journal article
Zhang, Lu, Zhang, Qifeng, Sun, Hai Wei. A fast compact difference method for two-dimensional nonlinear space-fractional complex ginzburg-landau equations[J]. Journal of Computational Mathematics, 2021, 39(5), 697-721.
Authors:  Zhang, Lu;  Zhang, Qifeng;  Sun, Hai Wei
Favorite | TC[WOS]:3 TC[Scopus]:4  IF:0.9/1.0 | Submit date：2022/05/13
Boundedness  Compact Scheme  Convergence  Fft  Preconditioner  Space-fractional Ginzburg-landau Equation  
A three-level finite difference method with preconditioning technique for two-dimensional nonlinear fractional complex Ginzburg–Landau equations Journal article
Zhang,Qifeng, Zhang,Lu, Sun,Hai wei. A three-level finite difference method with preconditioning technique for two-dimensional nonlinear fractional complex Ginzburg–Landau equations[J]. Journal of Computational and Applied Mathematics, 2021, 389, 113355.
Authors:  Zhang,Qifeng;  Zhang,Lu;  Sun,Hai wei
Favorite | TC[WOS]:22 TC[Scopus]:22  IF:2.1/2.1 | Submit date：2021/03/09
Boundedness  Circulant Preconditioner  Crank–nicolson Scheme  Space Fractional Ginzburg–landau Equation  
Exponential Runge–Kutta Method for Two-Dimensional Nonlinear Fractional Complex Ginzburg–Landau Equations Journal article
Zhang,Lu, Zhang,Qifeng, Sun,Hai Wei. Exponential Runge–Kutta Method for Two-Dimensional Nonlinear Fractional Complex Ginzburg–Landau Equations[J]. Journal of Scientific Computing, 2020, 83(3).
Authors:  Zhang,Lu;  Zhang,Qifeng;  Sun,Hai Wei
Favorite | TC[WOS]:27 TC[Scopus]:29  IF:2.8/2.7 | Submit date：2021/03/09
Exponential Runge–kutta Method  Matrix Exponential  Shift-invert Lanczos Method  Space Fractional Ginzburg–landau Equation  Toeplitz Structure