South Africa is currently experiencing an energy crisis because of a mismatch between
energy supply and demand. Increasing energy demand necessitates the adequate …

Thyristor controlled series compensation (TCSC) is widely used in long transmission lines to
mainly improve power transfer capability. However, TCSC produces complicated impedance …

Abstract Distribution Flexible Alternating Current Transmission System (DFACTS) devices
are evolving technologies to mitigate voltage sags, swells, flickers and harmonics during …

This article presents a fault detection and classification scheme for a series-compensated
transmission line that is based on post-fault superimposed energy. The derivations of the …

Active impedance-injection module enabled for distributed power flow control of high-
voltage (HV) transmission lines is disclosed. The module uses transformers with multi-turn …

(57) ABSTRACT A system architecture and method for enabling hierarchical intelligent
control with appropriate-speed communication and coordination of control using intelligent …

8, 441, 778 B1 5/2013 Ashmore 8, 497, 592 B1 7/2013 Jones 8, 680, 720 B2 3/2014
Schauder et al. 8, 681, 479 B2 3/2014 Englert et al. 8, 816, 527 B1 8/2014 Ramsay et al. 8 …

Flexible AC transmission system (FACTS) enabling distributed controls is a requirement for
power transmission and distribution, to improve line balancing and distribution efficiency …

The expansion of power transmission systems is an important part of the expansion of power
systems that requires enormous investment costs. Since the construction of new …

A modular power flow control system is described for optimizing power flow control in a multi-
phase power transmission system. Identical impedance injection modules are arranged in …