Propulsion-hydrogen

By Guy Norris
Pratt hopes its novel combined cycle, hydrogen-fueled engine concept may eventually pave the way for a new range of radically more efficient powerplants.
Aircraft & Propulsion

By Guy Norris
The HySIITE engine concept shows promise for a practical zero-emission hydrogen-steam combined-cycle propulsion system.
Emerging Technologies

By Graham Warwick
Funded under the NASA Innovative Advanced Concepts program, the Hy2PASS project is led by Phillip Ansell.
Aircraft & Propulsion

By Graham Warwick
Hydrogen-fuel turboprop; cargo uncrewed air vehicle flies on liquid hydrogen; riblet paint on Boeing 787; BAE battery for Airbus hybridization.
Emerging Technologies

By Graham Warwick
China’s electric first; Europe’s regional certification; Dutch LH2 demo; and South Korean eVTOL.
Emerging Technologies

By Graham Warwick
The Daegu-based company has released video showing an uncrewed tethered hover test of a full-scale prototype of the two-seat HAM-III-2 in December.
Advanced Air Mobility

By Graham Warwick
Royal NLR plans to convert its Velis Electro battery-powered research aircraft for crewed flight testing of fuel-cell propulsion using liquid hydrogen.
Advanced Air Mobility

By Thierry Dubois
Technology progress is making fuel cells the lead contender over the combustion of hydrogen in a gas turbine engine, Clean Aviation says.
Emerging Technologies

By Graham Warwick
MagniX has completed electric engine altitude testing at NASA, with Wright Electric and RTX to follow.
Emerging Technologies

By Guy Norris
The Blue Condor project is a research effort to study the impact of hydrogen on contrail formation using a modified glider powered by a hydrogen-fueled turbojet.
Emerging Technologies

By Graham Warwick
Europe’s detect-and-avoid; AI counts carry-ons; France’s hydrogen Technocampus; megawatt-class controller for hybrid turbofan.
Emerging Technologies

By Thierry Dubois
Construction of the Hydrogen Technocampus research and technology center at Toulouse Francazal airport has been approved.
Emerging Technologies

By Graham Warwick
Megawatt hybrid power for U.S. Army, Terrain fingerprints for navigation, Australian eVTOL flies and H3’s 400-kW fuel cell.
Emerging Technologies

By Guy Norris, Graham Warwick
The agency has awarded study contracts to restart the journey toward sustainable aviation.
Emerging Technologies

By Graham Warwick
Bird-inspired anti-stall flaps; green flightpaths; deflected-thrust eVTOL; and hydrogen refueling guidelines.
Emerging Technologies

By Graham Warwick
Three of the modular systems would produce 1.2 megawatts, enough to power a regional aircraft, the Toulouse-based company says.
Advanced Air Mobility

By Ben Goldstein
A subscale version of the hydrogen fuel cell powertrain has been test flying in France on a demonstrator based on a G1 Aviation ultralight aircraft.
Advanced Air Mobility

By Ben Goldstein
A growing assortment of startups are exploring smaller-scale hydrogen projects with hopes to scale up over time to eventually meet the needs of the mass market.
Aircraft & Propulsion

By Graham Warwick
Canada backs sustainability research; electric Smartflyer rolls out; NASA’s X-59 fires up engine; and tackling hydrogen engine vibrations.
Emerging Technologies

By Molly McMillin, Bill Carey, Guy Norris, Jeremy Kariuki
The show featured a new challenger for broadband inflight connectivity, updates to unconventional aircraft and more.
Aircraft & Propulsion

By Angus Batey
Sustainable flight will require businesses that might otherwise have specialized in discrete aerospace tasks to also get involved in nontraditional areas.
Emerging Technologies

By Angus Batey
Panelists speaking during the UK ATI annual conference were optimistic that hydrogen fuel cell technology could be scaled up to power regional airliners.
Emerging Technologies

By Thierry Dubois
Small startups in Airbus’ home city have the potential to drive technological advancements in the industry.
Emerging Technologies

By Graham Warwick
Drag-reducing wake thruster; superconducting motor for Airbus; autonomy for Anthem flight deck; China’s large tiltrotor.
Emerging Technologies

By Ben Goldstein
A handful of startups are betting that more efficient electric and hybrid propulsion will open up new markets around the world for water-based aviation.
Advanced Air Mobility