Monitoring and Inspection Methods for Smart Power Grids

Rail-based inspection robot systems for indoor substation monitoring, covering detection modules, mobility, thermal imaging, sensor data fusion and condition-based maintenance.

Modular Switchgear Designs and Cabinet Options

Overview of modular switchgear design, SF6-insulated load switches, and automated mechanisms; guidance on ring main unit parameters, neutral grounding, and automation interfaces.

What Is an Energy Storage Converter (PCS)?

Technical overview of energy storage converters (PCS): bidirectional AC/DC conversion, operating modes, topologies, protections and application scales from residential to utility.

Common Causes of Circuit Breaker Trips: Case Studies

Diagnostic guide for circuit breaker trips across seven real cases, covering RCD leakage, undervoltage protection, wiring faults, conductor sizing (4 mm2) and breaker selection.

Structure and Working Principle of Smart Electricity Meters

Technical overview of smart electricity meters: architecture and metering module operation with energy metering IC, plus communication, security, storage, clock and power modules.

Upgrading Substations: Measuring Electrical Parameters

Technical overview of digital substation architecture and merging units, covering IEC 61850 sampled values, ADC/system design, fiber communications, and NCIT integration.

Trends in Intelligent Electrical Switchgear Technology

Technical overview of intelligent switchgear upgrades and distribution automation, covering primary-secondary integration, fault detection, controllers and RMU retrofit.

Design for Digital Secondary Circuits in Smart Substations

Technical design for smart substations proposing a per-bay digital secondary-circuit device to simplify IEC 61850 use, remove process-layer networks, and improve O&M reliability.

MPC8308 Processor Features and Wireless Design

Technical overview of the Freescale MPC8308 PowerQUICC II Pro processor and MPC8308-RDB reference design, detailing e300 core, interfaces, DDR2, PCIe, Ethernet and BSP.

Microchip dsPIC33F Features and PLM Solution

Overview of dsPIC33F microcontroller features and the BPSK 6 kbps power-line modem (PLM) PICtail Plus daughtercard, including peripherals, ADC/PWM, schematics and BOM.