• 从理论上证明了高阶模如家快捷存在扩张消声器

    The existence of higher order mode waves (HOMW) in expansion mufflers is proved theoretically.

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  • 采用矢量有限元方法计算任意轴对称谐振高阶模本征频率。

    Eigenfrequencies of high order modes in the axial-symmetric cavities are computed with a vector finite element method.

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  • 特别是LP02良好的负色散值能量分布所以选用了LP02作为高阶模补偿

    Especially LP02 mode has huge dispersion and good energy distributing, so we choice LP02 mode as dispersion compensate.

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  • 光束通过后的变化了详细的计算分析。

    Changes in fundamental and higher order Gaussian beams propagating through a phase plate have been studied numerically in detail.

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  • 针对一类高阶不确定非线性系统,基于指数型快速终端良好特性提出了一种新的结构控制

    Based on the good properties of exponential fast terminal sliding mode, a novel sliding mode variable structure control for high-order uncertain nonlinear systems is proposed.

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  • 同时预示如果可能出现外腔

    It also indicates that if the EC length is too short, phase locking between the high order lateral mode's is likely to appear.

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  • 为实现永磁同步电机的状态在线估计,采用新型带有微分器的控制技术。

    The high order sliding mode control is designed to avoid chattering problem which exists in traditional sliding mode.

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  • 提出种测量微小角位移的新方法,该法基于一种金属包覆波导结构,通过棱镜耦合激发空气导波中的高阶作为灵敏探针

    Based on a symmetrical metal-cladding waveguide, ultrahigh-order modes in the guiding layer air gap can be excited through prism coupling to serve as sensitive probes.

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  • 采用偏振椭球取样方法补偿的误码特性明显要优于偏振度取样,从而补偿了高阶偏振色散。

    When the DOP ellipsoid sampling method is used the performance is evidently better, because the effect of high-order PMD on PMD compensation is reduced.

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  • 研究非线性仿射系统控制问题

    This paper addresses the high order sliding mode control problem of nonlinear affine systems.

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  • 双面金属包覆波导聚合物薄波导折射率变化敏感

    High order guided mode in double metal-cladding waveguide is more sensitive to the refractive index variation of the polymer guiding layer by comparing with low order guided mode.

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  • 针对工业现场普遍存在的对象提出了种基于误差驱动参数定递结构的控制策略。

    Presents a new method to deal with higher-order process, called hierarchical fuzzy sliding mode control with error-driven adjustment parameters.

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  • 本文一类非线性抛物型方程提出对称修正有限体积方法,给出能量误差估计证明对称修正有限体积元方法的解与一般有限体积元方法的解之差是个更高阶项。

    In this paper, we present a kind of symmetric modified finite volume element method for nonlinear parabolic problems, and give the optimal order energy norm error estimates for full discrete schemes.

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  • 有几篇控制资料大家分享。

    Regulation of RTAC systems via flatness and second order sliding.

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  • 提出测量微小角位移的新方法,该法基于一种金属包覆波导结构,通过棱镜耦合激发空气导波层中的高阶作为灵敏探针

    The free space coupling technique is utilized to excite the ultrahigh-order mode to act as a probe, which is considered to be very sensitive to the wavelength change.

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  • 另外对称金属包覆波导厚度可以扩展亚毫米甚至毫米量级因此能够容纳序数上千的

    Besides, in the SMCW structure, the thickness of the guiding layer can be enlarged to submillimeter scale and can contain ultrahigh order guided modes with mode index of over 1000.

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  • 另外对称金属包覆波导厚度可以扩展亚毫米甚至毫米量级因此能够容纳序数上千的

    Besides, in the SMCW structure, the thickness of the guiding layer can be enlarged to submillimeter scale and can contain ultrahigh order guided modes with mode index of over 1000.

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