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  1. No Access

    Article

    A Way of Increasing Maximum Permissible Short-Circuit Surge Currents in Electrical Contacts

    Current passing through electrical contacts causes additional heat release due to the presence of a contact resistance. Heat release in contacts may be considerable. In high-current contacts of high-voltage el...

    A. M. Chalyi, V. A. Dmitriev, M. A. Pavleino, O. M. Pavleino… in Technical Physics (2019)

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    Article

    On Peculiarities of Welding and Destruction of the Surface of High-Current Layered Contacts by Pulsed Currents

    Numerical modeling of the impact of short-duration pulsed currents on closed high-current copper- coated aluminum contacts is carried out. The modes of the current effects are studied which induce a significan...

    A. M. Chalyi, V. A. Dmitriev, M. A. Pavleino… in Surface Engineering and Applied Electroche… (2018)

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    Article

    Heating of high current electric contacts under short-circuit shock currents

    The article deals with experimental research and the numerical simulation of pulse heating of high-current electrical contacts using short-circuit currents in a wide temperature range up to the melting point. ...

    A. M. Chalyi, V. A. Dmitriev, M. F. Pavleino… in Surface Engineering and Applied Electroche… (2013)

  4. No Access

    Article

    Cathode spot dynamics on a copper cathode in a high-current vacuum arc

    A. A. Logachev, A. M. Chalyi, S. M. Shkol’nik in Technical Physics (1997)