Germany, April 3 -- DNV, the independent energy expert and assurance provider, acted as technical advisor to TotalEnergies to support the sale of a 50 percent stake in an 800 MW portfolio of battery storage projects in Germany to Allianz Global Investors (AllianzGI). The portfolio, comprising 11 projects currently under construction, represents 789 MW / 1628 MWh of capacity and is expected to reach commercial operation by 2028.The transaction, which values the portfolio at approximately EUR 500 million, represents one of the largest battery storage deals in Germany. The projects will provide critical flexibility to the German power system, helping to integrate renewable energy, reduce grid congestion, and support the country's energy transi...