Heart Aerospace, a Swedish startup, has teamed with BAE Systems, a veteran British aerospace supplier, to help with powering its 30-seat, battery-powered airliner. The four-motor craft will include a very large battery pack under the passenger compartment. The need for safety should be obvious. Adding eleven seats to its original 19-seat platform, Heart also brings a turbo generator on board, enabling flights up to 400 kilometers (250 miles) with 30 passengers, or even 800 kilometers (500 miles) with 25. These figures include normal airline range reserves. Partners include BAE Systems, Swedish aerospace group Saab, avionics supplier Garmin, and Aernnova, a Spanish airframe specialist. BAE’s UK-based group’s Controls and Avionics Solutions operation in upstate New York will oversee the batteries and their control and monitoring. This fits BAE’s expertise, with more than 25 years of experience electrifying large, heavy-duty industrial vehicles with over 15,000 power and propulsion systems in service worldwide. This will be critical considering the placement of the batteries. …