Can we install two-phase inverters in three phase systems? We know two phase inverters are designed to use in two phase systems mostly is rural areas but what about to use them in three phase systems....More
You tell us: What are the biggest causes of outages in the United States for a) distribution b) transmission? Are things getting better or worse? How does the U.S. reliability compare to other countries?...More
I notice that some some manufacturers are offering flexible iron rather than wood or steel. What's the advantage? Are we moving toward higher wind speed standards for structural strength and is this primarily due to storms?...More
Please discuss the safety concerns of having high levels of hydrogen in active transformers, and safety precautions when collecting oil samples, adding oil, replacing fuses or operating the internal load break switch....More
This video provides a process to test and design a substation grounding system for safety. Some of the factors you need to consider in substation design include fault currents, surface coverings, power system configurations, and existing ground grid. For more information about AC substation grounding, download this free presentation: AC substation grounding for safety.