Bjorn’s Corner: The challenges of Hydrogen. Part 8. Fuel cell electric or Turbofan propulsion?

September 11, 2020, ©. Leeham News: In our series on Hydrogen as an energy store for airliners we look at whether we use an LH2 burning Turbofan as propulsion or as the EU study proposed, a Parallel Hybrid… Read More

Bjorn’s Corner: The challenges of Hydrogen. Part 7. The fuel system.

September 4, 2020, ©. Leeham News: In our series on Hydrogen as an energy store for airliners we look at the rest of the fuel system after we looked at the hydrogen tanks over the last weeks. The… Read More

Bjorn’s Corner: The challenges of Hydrogen. Part 6. Tank placement.

August 28, 2020, ©. Leeham News: In our series on Hydrogen as an energy store for airliners we look at the challenge of placing the hydrogen tanks efficiently. Different from carbon fuels, liquid hydrogen needs specially shaped and… Read More

Bjorn’s Corner: The challenges of Hydrogen. Part 4. Hydrogen safety.

August 14, 2020, ©. Leeham News: In our series on hydrogen as an energy store for airliners we are closing in on the design problems for a hydrogen-fueled airliner. One of the aspects we must understand before discussion… Read More

Bjorn’s Corner: The challenges of Hydrogen. Part 3. Application space.

August 7, 2020, ©. Leeham News: In our series on Hydrogen as an energy store for airliners we now look at the emission targets one is chasing and then discuss for what type of airliner does a hydrogen… Read More

Bjorn’s Corner: The challenges of Hydrogen. Part 2. Ecosystem.

July 31, 2020, ©. Leeham News: In our series on Hydrogen as an energy store for airliner use we begin by looking at the needed ecosystem that can produce and distribute Hydrogen. When I was skeptical about hydrogen… Read More

Bjorn’s Corner: The challenges of Hydrogen. Part 1. Background.

July 24, 2020, ©. Leeham News: What a difference three months make! When I wrapped the 20 piece Corner series about e in ePlane not standing for electric, on the first of May, I was virtually alone in… Read More

Bjorn’s Corner: Why e in ePlane shall stand for environment, Part 20. Wrapup.

May 1, 2020, ©. Leeham News: We now wrap the series about technologies that can help reduce air transport’s environmental footprint. I wrote in the first article, December 13: We have lost our way in our search for… Read More

Bjorn’s Corner: Why e in ePlane shall stand for environment, Part 19. ICAO CORSIA.

April 24, 2020, ©. Leeham News: Before we wrap the series about technologies that can help us reduce the environmental footprint of air transport, we describe what the ICAO emissions scheme CORSIA is, its goals, and comment on… Read More

Bjorn’s Corner: Why e in ePlane shall stand for environment, Part 18. Low hanging fruit.

April 17, 2020, ©. Leeham News: We continue the summary of the series why e in ePlane should be more about environment focus than electric aircraft. Last week we summarized the high hanging fruit technologies pursued presently, now… Read More