Electrical Engineering
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Foresight Solar is upgrading nine ageing UK photovoltaic sites nationwide. The 150MW-plus programme will replace panels and inverters, with annual generation expected to increase by as much as 14GWh.
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Harmony Energy has energised its Skeeby battery storage project successfully. The 35MW/70MWh North Yorkshire system uses Tesla Megapacks and has moved into live commissioning ahead of full commercial operation.
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Jones Bros will deliver Carno 3 wind farm infrastructure works. The £46.5 million package includes a new substation, turbine foundations, and 20km of cable reinforcing the mid-Wales 132kV network.
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Siemens Energy is advancing switching technology for multi-terminal HVDC networks. Its Mitsubishi Electric collaboration targets fault isolation, flexible power routing, and the equipment architecture needed for Europe’s emerging meshed DC grids.
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Nigeria has commissioned two 100MVA transformers at Lagos’s Ijora substation. The upgrade raises installed capacity to 230MVA as the government pursues a 6,000MW wheeling target and 20 further transmission commissions by year-end.
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Cameroon has opened tenders for new Chad interconnector infrastructure works. The procurement covers 225kV transmission lines and substations forming part of the long-running PIRECT cross-border electricity programme.
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Hitachi Energy is investing $300 million in Chinese grid manufacturing. The Hefei programme adds power transformer production, ultra-high-voltage bushing capacity, and a digital tap-changer line within the company’s wider $9bn expansion plan.
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Elexon is consulting on Haw Lane’s new Grid Supply Point. The proposed HALS-1 registration would place the Saunderton connection in UK Power Networks’ Eastern Power Networks GSP Group, with responses due by 28 August.
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ČEZ is increasing nuclear modernisation spending across its Czech fleet. Annual investment is expected to reach CZK10–12 billion as Dukovany prepares for possible 80-year operation and Temelín continues control-system and fuel-cycle upgrades.
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Siemens Energy has installed its first lightweight offshore substation design. The HV-TSU concept integrates high-voltage components into a more compact topside at Yuetuo Island.