Page 6 - AfrElec Week 50 2021
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AfrElec                                       POWER CUTS                                              AfrElec




       Zimbabwe power





       crisis worsens





        ZIMBABWE         ZIMBABWE’S electricity grid collapsed on  Power Station in August 2018, which will result
                         December 14, as some of the Kariba Dam’s gen-  in a third stage being added to the station with
                         erating units closing down for repairs.  2x300-MW units being constructed.
                           The shutdowns plunged most of the country   The expansion project will increase Hwange’s
                         into a blackout, worsening the already dire sup-  generation capacity from the current 920 MW
                         ply situation.                       to 1,520 MW, according to ZPC, which will help
                           Zimbabwe Electricity Supply Authority  address perennial power outages in the country.
                         (ZESA) confirmed the grid collapse in a state-  Given the massive nature of the project,
                         ment, saying it was caused by refurbishments at  developing adequate transmission infrastruc-
                         the Kariba Dam which resulted in three units  ture capacity is critical to enhancing energy effi-
                         being taken out.                     ciency in the economy.
                           “ZESA Holdings would like to advise its   This comes amid concerns that the power
                         valued customers countrywide that there is an  utility could be losing 20% of the energy it pro-
                         increase in load-shedding outside the publicised  duces due to poor transmission infrastructure.
                         schedules due to the refurbishment works on the   Permanent Secretary in the Ministry of
                         Kariba Dam wall,” the power utility said.  Energy and Power Development Gloria Mag-
                           “The refurbishment works have resulted in  ombo said the expanded power transmission
                         the taking out of 3 units at Kariba South Hydro  project was being pursued with urgency in the
                         Power Station today, 14 December 2021. The  same manner as the Units 7 and 8 expansion
                         power utility further advises that this has resulted  focus.
                         in depressed generation, resulting in an increase   “The overall project progress stands at 76%
                         in load-shedding. Customers are advised to use  completion. Commissioning of the first 300-
                         the available power sparingly to minimise the  MW unit, (unit-7) is targeted for October 2022
                         effects of load-shedding,” the statement read.  and unit 8 (300 MW) end of January 2023.
                           The power cuts came as the government said   “The project is financed by China Exim Bank
                         it had started the construction of a 360km trans-  and disbursements are made against certified
                         mission project linking Hwange Thermal Power  progress. A total of $360mn has been disbursed
                         Station and Insukamini Substation in Bulawayo.  to date,” said Magombo.
                           The project is part of the Chinese-funded   “The transmission scope includes construc-
                         $1.5bn Hwange Units 7 and 8 Expansion Project,  tion of a 360-km long power line from Hwange
                         which is 76% complete and is expected to add  to Insukamini Substation in Bulawayo.
                         600 MW to the national grid by 2022.   “Construction of the line involves civil works
                           With an installed capacity of 920 MW,  for the tower foundations, installation of the tow-
                         Hwange Power is the largest coal-fired power  ers and stringing of the overhead conductors.”
                         station in the country, comprising 4x120-MW   The energy secretary said civil works have
                         and 2×220-MW units.                  already been completed and that 674 of the 875
                           The Zimbabwe Power Company (ZPC) offi-  towers have been installed.™
                         cially commenced expansion works at Hwange


























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