Earth Fault Protection Author: Velimir Lackovic Fault statistic suggests that earth faults are the most common fault type. Therefore, earth fault protection is of great importance in electrical networks. The type of earth fault protection selected depends primarily on the type of grounding method. This course describes protection principles for solidly (effectively), reactance, high resistance…
Current Transformers Author: Velimir Lackovic Current transformers are a specific transformer configuration used for current measurement. The common engineering laws are applicable to the current transformers and can be used in their design. The most important roles of current transformers are: To transform currents, from a high value to a value that can be easily…
Webinar: Slope Processes, Landslides and Subsidence Scheduled: Thursday, July 25, 2024, 4:00 – 6:00 pm Author: Michael Penzo This Live Webinar course provides an overview of slope processes, landslides, and subsidence. Slopes are dynamic evolving features, depending upon topography, rock types, climate, vegetation, water, and geologic time; materials are constantly moving down the slope at…
Webinar: Soils and the Environment Scheduled: Thursday, July 11, 2024, 4:00 – 6:00 pm Author: Michael Penzo This Live Webinar course provides an overview of soils and their relationship to the environment. Soil supports plant life, and soil properties are critical for waste disposal. The impacts of natural hazards are greatly affected by soil properties….
Webinar: Coastal Processes Scheduled: Tuesday, July 9, 2024, 4:00 – 6:00 pm Author: Michael Penzo This Live Webinar course provides an overview of coastal processes. It focuses on the dynamic coastal environment and convergent zones of continental and oceanic processes. More than 50 percent of the world’s population is concentrated in the coastal zones that…
Webinar: Rivers and Flooding Scheduled: Tuesday, July 23, 2024, 4:00 – 6:00 pm Author: Michael Penzo This Live Webinar course provides an overview of rivers and flooding. For more than 200 years, Americans have lived and worked on floodplains, depending on soil, water supply, ease of waste disposal, and the commerce. The pioneers moved west…