Damping Property

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Jiayu Xiao - One of the best experts on this subject based on the ideXlab platform.

  • Dynamic properties of glass-fiber-cored lead-wire reinforced rubber composites
    Materials Science and Engineering A-structural Materials Properties Microstructure and Processing, 2006
    Co-Authors: Shuxin Bai, Hong Zhang, Jin Wang, Jiayu Xiao, Jun Yang
    Abstract:

    A kind of Damping composite made of glass-fiber-cored lead-wire (GF/Pb-wire) and rubber were designed and prepared. The mechanical Property and Damping Property of composites with different structures were studied under compressional loading and shear loading. Results show that the stiffness and the loss factor of all the composites are both higher than those of rubber. The dynamic properties of the composite with vertically laid woven GF/Pb-wires are the highest, and they increase with increasing the volume fraction of GF/Pb-wire. It tells that the improvement of the Damping Property is because many Damping mechanisms work together in the composite, including material Damping, interfacial Damping and energy dissipation from plastic micro-deformation of Pb.

  • Damping Property of polymer chain structured GF/Pb-wire reinforced rubber composite
    Materials Science and Engineering A-structural Materials Properties Microstructure and Processing, 2006
    Co-Authors: Shuxin Bai, Hong Zhang, Jin Wang, Jun Yang, Jiayu Xiao
    Abstract:

    Simulating the structure of polymer chains, a continuous glass fiber cored GF/Pb-wire reinforced rubber composite was designed and its dynamic properties are studies. It tells that the mechanical Property and the Damping Property of the composite are improved effectively at the same time. It is concluded that the Damping mechanism of the composite includes material Damping, friction Damping, microscopic plastic Damping and so on.

Hsiao-dong Chiang - One of the best experts on this subject based on the ideXlab platform.

  • Numerical Investigation on the Damping Property in Power System Transient Behavior
    IEEE Transactions on Power Systems, 2013
    Co-Authors: Ningqiang Jiang, Hsiao-dong Chiang
    Abstract:

    Power system Damping in the transient condition generally depends on system parameters and modeling hypotheses. The dependence can be very nonlinear. In this paper, a polynomial approximation method is proposed to obtain a representation of the Damping torque and Damping torque coefficient of the original detailed stability model.

  • Damping Property in power system transient behaviors
    2012 IEEE Power and Energy Society General Meeting, 2012
    Co-Authors: Ningqiang Jiang, Hsiao-dong Chiang
    Abstract:

    Power system transient behavior is subject to impact of several types of Damping. Based on the Weierstrass approximation theorem, a numerical method is proposed to calculate the Damping torque and Damping coefficient of power system described by detailed model, no matter that the post-fault system is stable or not. Investigation on the single-machine-infinite-bus system discloses the transient Damping with different generator parameters relative to transient losses, load condition and modeling hypotheses. The result indicates that, for the studied system, neglecting armature resistance, or neglecting the rate of change of flux terms and rotor speed deviation in armature voltage calculation may cause the average Damping coefficient approaching zero. The torque-speed characteristics and network transients have very small influence on average transient Damping. The work helps to identify the main factor that affects transient behaviors and provide evidence for reasonable modeling hypothesis and model selection in transient stability assessment.

Shuxin Bai - One of the best experts on this subject based on the ideXlab platform.

  • Dynamic properties of glass-fiber-cored lead-wire reinforced rubber composites
    Materials Science and Engineering A-structural Materials Properties Microstructure and Processing, 2006
    Co-Authors: Shuxin Bai, Hong Zhang, Jin Wang, Jiayu Xiao, Jun Yang
    Abstract:

    A kind of Damping composite made of glass-fiber-cored lead-wire (GF/Pb-wire) and rubber were designed and prepared. The mechanical Property and Damping Property of composites with different structures were studied under compressional loading and shear loading. Results show that the stiffness and the loss factor of all the composites are both higher than those of rubber. The dynamic properties of the composite with vertically laid woven GF/Pb-wires are the highest, and they increase with increasing the volume fraction of GF/Pb-wire. It tells that the improvement of the Damping Property is because many Damping mechanisms work together in the composite, including material Damping, interfacial Damping and energy dissipation from plastic micro-deformation of Pb.

  • Damping Property of polymer chain structured GF/Pb-wire reinforced rubber composite
    Materials Science and Engineering A-structural Materials Properties Microstructure and Processing, 2006
    Co-Authors: Shuxin Bai, Hong Zhang, Jin Wang, Jun Yang, Jiayu Xiao
    Abstract:

    Simulating the structure of polymer chains, a continuous glass fiber cored GF/Pb-wire reinforced rubber composite was designed and its dynamic properties are studies. It tells that the mechanical Property and the Damping Property of the composite are improved effectively at the same time. It is concluded that the Damping mechanism of the composite includes material Damping, friction Damping, microscopic plastic Damping and so on.

Jun Yang - One of the best experts on this subject based on the ideXlab platform.

  • Dynamic properties of glass-fiber-cored lead-wire reinforced rubber composites
    Materials Science and Engineering A-structural Materials Properties Microstructure and Processing, 2006
    Co-Authors: Shuxin Bai, Hong Zhang, Jin Wang, Jiayu Xiao, Jun Yang
    Abstract:

    A kind of Damping composite made of glass-fiber-cored lead-wire (GF/Pb-wire) and rubber were designed and prepared. The mechanical Property and Damping Property of composites with different structures were studied under compressional loading and shear loading. Results show that the stiffness and the loss factor of all the composites are both higher than those of rubber. The dynamic properties of the composite with vertically laid woven GF/Pb-wires are the highest, and they increase with increasing the volume fraction of GF/Pb-wire. It tells that the improvement of the Damping Property is because many Damping mechanisms work together in the composite, including material Damping, interfacial Damping and energy dissipation from plastic micro-deformation of Pb.

  • Damping Property of polymer chain structured GF/Pb-wire reinforced rubber composite
    Materials Science and Engineering A-structural Materials Properties Microstructure and Processing, 2006
    Co-Authors: Shuxin Bai, Hong Zhang, Jin Wang, Jun Yang, Jiayu Xiao
    Abstract:

    Simulating the structure of polymer chains, a continuous glass fiber cored GF/Pb-wire reinforced rubber composite was designed and its dynamic properties are studies. It tells that the mechanical Property and the Damping Property of the composite are improved effectively at the same time. It is concluded that the Damping mechanism of the composite includes material Damping, friction Damping, microscopic plastic Damping and so on.

Ningqiang Jiang - One of the best experts on this subject based on the ideXlab platform.

  • Numerical Investigation on the Damping Property in Power System Transient Behavior
    IEEE Transactions on Power Systems, 2013
    Co-Authors: Ningqiang Jiang, Hsiao-dong Chiang
    Abstract:

    Power system Damping in the transient condition generally depends on system parameters and modeling hypotheses. The dependence can be very nonlinear. In this paper, a polynomial approximation method is proposed to obtain a representation of the Damping torque and Damping torque coefficient of the original detailed stability model.

  • Damping Property in power system transient behaviors
    2012 IEEE Power and Energy Society General Meeting, 2012
    Co-Authors: Ningqiang Jiang, Hsiao-dong Chiang
    Abstract:

    Power system transient behavior is subject to impact of several types of Damping. Based on the Weierstrass approximation theorem, a numerical method is proposed to calculate the Damping torque and Damping coefficient of power system described by detailed model, no matter that the post-fault system is stable or not. Investigation on the single-machine-infinite-bus system discloses the transient Damping with different generator parameters relative to transient losses, load condition and modeling hypotheses. The result indicates that, for the studied system, neglecting armature resistance, or neglecting the rate of change of flux terms and rotor speed deviation in armature voltage calculation may cause the average Damping coefficient approaching zero. The torque-speed characteristics and network transients have very small influence on average transient Damping. The work helps to identify the main factor that affects transient behaviors and provide evidence for reasonable modeling hypothesis and model selection in transient stability assessment.