Pratt & Whitney HySIITE Hydrogen and Steam Engine

Dean Sigler Announcements, hydrogen, Hydrogen Fuel, Sustainable Aviation Leave a Comment

A (Partially) Steam Engine in the Sky?  Pratt & Whitney announces that it, “Has been selected by the U.S. Department of Energy (DoE) to develop novel, high-efficiency hydrogen-fueled propulsion technology for commercial aviation, as part of DoE’s Advanced Research Projects Agency-Energy (ARPA-E).” Their press release continues, “The Hydrogen Steam Injected, Inter‐Cooled Turbine Engine (HySIITE) project will use liquid hydrogen combustion and water vapor recovery to achieve zero in-flight CO2 emissions, while reducing nitrogen-oxide (NOx) emissions by up to 80 percent and reducing fuel consumption by up to 35 percent for next generation single-aisle aircraft.” P&W claims their HySIITE engine’s steam injection will “dramatically reduce” nitrogen oxide emissions, a greenhouse gas.  “The semi-closed system architecture is claimed to have thermal efficiency …

Eviation’s Alice Meets a Governor and a Mayor

Dean Sigler Announcements, Batteries, Electric Aircraft Components, Electric Powerplants, Sustainable Aviation Leave a Comment

Eviation’s Alice and MagniX’s motors got a visit from the Governor of Washington State and the Mayor of Arlington where the nine-seat airliner is being prepared for its first flight.  Electric aircraft, so far, don’t command that big a portion of the daily press, so it’s heartening to see TV cameras and news reporters turn out. Eviation shared its take on Facebook.  “We enjoyed hosting @GovInslee and @barbtolbert today for an intimate look as Alice prepares for first flight later this year. They saw first-hand how our growing teams are working to make #electricaviation a reality.” Governor Jay Inslee was already aware of the work motor company MagniX was doing when he acknowledged the May 28, 2020 flight of a …