Growth in electricity demand in Port Elizabeth surged by greater than double digits for most of the first fifty years of supply. This was primarily as a consequence of vigorous industrial expansion. Once the Mount Road Power Station was unable to meet the power demands of the rapidly growing town, the Swartkops Power Station was constructed in the early 1950s. Both plants had an exemplary service record in being able to meet demand 24/7/365. Apart from some minor incidents and two major incidents of which I am aware of, and excluding the recent load shedding, the whole system has only been down twice for an extended period.
This blog details these two major incidents and what the implication of a system crash is.
Main picture: Eskom transmission linesContinue reading