Smart Power Grid

    October 2019
    Moving from Electromechanical to Solid-State in Relays and Circuit Breakers

    Click image to enlarge

    Figure 1: Contact wear in an electromechanical relay

    As a mature technology, electromechanical relays and circuit breakers are well established, however they continue to suffer from some inherent weaknesses. Moving to solid-state technology can address these but introduces its own challenges. So, what is the right solution? In the movies, whenever the lights go
    . . . Learn More
    Date:
    10/31/2019
    PSDcast - Too Many Competing Standards in the IoT

    We spoke with Jeremy Ludyjan, Head of Lighting Solutions at Tuya Smart, to discuss the interoperability (or lack thereof) of various competing standards.

    Our November print issue of PSD deals with the Internet of Things, and not coincidentally, we've been talking about the IoT a lot lately. But one aspect we haven't really discussed is the interoperability (or lack thereof) of various, competing standards.
    Date:
    10/29/2019
    Traco Power - new 0.6 and 1A POL converters
    The TSR-WI line is a set of non-isolated POL converter series with an ultra wide 8:1 input voltage range which come in standard SIP-3 packages. Covering the majority of standard bus- and battery voltages this POL converter line is a versatile solution for many applications in distributed power systems where different inp
    . . . Learn More
    Date:
    10/15/2019
    Archives

    Power Systems Design

    146 Charles Street
    Annapolis, Maryland 21401 USA

    Power Systems Design

    Published by Power Systems (PSD) serves all aspects of the Power Electronics market including but not limited to Power Conversion, Power Management, Intelligent and Embedded Motion, Automotive, Renewable Energy, Energy Efficiency and Lighting. PSD is published 10x per year in English with separate print editions for Europe and North America and is published 6x per year in China. PSD Apps are available for Android & iOS. Additionally qualified power engineering professionals may subscribe and receive PSD daily PowerSurge newsletters.