Bjorn’s Corner: Electric aircraft, Part 13

September 22, 2017, ©. Leeham Co: After 12 articles about electric aircraft, it’s time to wrap up. We will go through what we have learned and discuss future developments. Our designs were aimed for the next decade and the… Read More

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