Leeham News and Analysis
There's more to real news than a news release.
Leeham News and Analysis
- Bjorn’s Corner: New engine development. Part 5. Turbofan design problems April 26, 2024
- Airbus 1Q2024 results: Airbus CEO: “A350 in-service experience drives positive reputation and orders” April 25, 2024
- A350-1000 or 777-9? Part 3 April 25, 2024
- Boeing CEO promises company is turning around…again April 24, 2024
- Solid start for stand-alone GE Aerospace despite cuts to LEAP output April 23, 2024
Electric aircraft builder announces new engine option
By Bryan Corliss April 22, 2019, © Leeham News: Electric aircraft motor builder MagniX will celebrate Earth Day today by announcing it has been chosen as one of two powerplants for Eviation Aircraft’s proposed nine-seater Alice passenger plane…. Read More
Airbus, Rolls-Royce and Siemens develops Hybrid-Electric demonstrator
By Bjorn Fehrm November 29, 2017, © Leeham Co.: Airbus, Rolls-Royce and Siemens yesterday announced they will fly a hybrid-electric demonstrator by 2020, E-Fan X (Figure 1). The aircraft, a BAe 146 four engine regional jet, will have… Read More
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, Part 1
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