Plans for Germany’s biggest EV battery plant at Kaiserslautern have advanced after car maker Opel pledged to invest Eur2 billion ($2.2 billion), the energy ministry said Friday.  Opel, part of France’s Group PSA, plans to produce up to 500,000 EV battery units per year from 2024, it said. The Kaiserslautern factory is part of a joint venture project with Total-owned Saft to develop lithium-ion batteries, initially at Saft’s Nersac plant in France. It has backing from France, Germany and the EU. Success at Nersac would trigger investment for large-scale production plants (8 GWh initially, rising to 24 GWh later on) in the northern Hauts-de-France region and at Kaiserslautern. Total capacity is set […]