Bjorn’s Corner: Electric aircraft, Part 12

September 15, 2017, ©. Leeham Co: Last week we compared the energy economics of our 10-seater electric commuter to an equivalent commuter with gas turbine power. Now we dig a bit deeper in the operational costs of the two… Read More

Bjorn’s Corner: Electric aircraft, Part 3

July 14, 2017, ©. Leeham Co: In the last Corner, we developed a hybrid aircraft propulsion system and looked at system efficiencies. Today, we look a bit deeper at how hybrid propulsion can be implemented on an aircraft. What… Read More

Bjorn’s Corner: Electric aircraft, Part 2

July 07, 2017, ©. Leeham Co: In last Corner we could see that battery driven electric aircraft will be for the extreme short-haul. The stored energy per kg battery is 70 times lower than for fuel. In addition the… Read More

Bjorn’s Corner: Electric aircraft

June 30, 2017, ©. Leeham Co: One of the areas I explored while at Paris Air Show last week was electric aircraft technology. With electric aircraft, we mean an aircraft where the propeller/fan is driven my an electrical motor…. Read More