Leeham News and Analysis
There's more to real news than a news release.
Leeham News and Analysis
- Better transparency needed on Boeing’s 1Q earnings call April 22, 2024
- Bjorn’s Corner: New engine development. Part 4. Propulsive efficiency April 19, 2024
- Boeing unlikely to meet FAA’s 90-day deadline for new safety program April 18, 2024
- Focus on quality not slowing innovation, says GKN April 18, 2024
- Boeing defends 787, 777 against whistleblower charges April 17, 2024
787 battery diagrams
Boeing Monday (Feb. 18) made available two battery diagrams for the 787 lithium-ion batteries. Diagram #1 Diagram #2 The New York Times has a Reuters article revealing the second battery on the ANA 787 had some swelling. Boeing… Read More
SPEEA vote due tomorrow
As if the Boeing 787 problems weren’t enough of a headache for the company, the second vote by its engineers will be counted tomorrow on a contract offer. SPEEA members rejected the first contract offer from Boeing in… Read More
Odds and Ends: 787 likely grounded to May; More Batteries; Boeing’s 10K
787 Battery short-term fix: The Seattle Times has this story which recounts Boeing’s effort to design a short-term fix to get the 787 fleet flying again. The scenario outlined in the article suggests the 787 will be grounded… Read More
Airbus drops lithium battery for A350
Airbus, A350 and Lithium battery: Airbus has dropped plans to use the lithium-ion battery in the A350. An Airbus official told us, “We confirm we are opting for nickel cadmium for the A350 main batteries to protect the… Read More
PNAA conference: Embraer Enhanced E-Jet improves fuel burn by 5%; talks of re-engine
The E175 Enhanced (a step below the full re-engine) will improve fuel burn by 5%, says Tobias Caldas of Embraer at the Pacific Northwest Aerospace Alliance. This includes a redesign winglet and other fuselage/engine PIPs. Enhancements include new… Read More
Odds and Ends: 787-10/777X; 737NG engine issues; American-US Airways
787-10/777X: Aspire Aviation has this long analysis of the current status of these developmental programs. 737NG Engine Issues: Aviation Week on February 8 had a report of thrust irregularities on the Boeing 737NG. The Seattle Times reported it… Read More
Allegiant Air sees starting commercial service at Paine Field by the fall
Allegiant Air, a discount carrier that serves Bellingham and other cities in Washington, and which started the studies for commercial aviation service for Paine Field in Everett (WA), said it sees starting air service at Paine Field this… Read More
PNAA Endorses Commercial Air Service at Paine Field
The Pacific Northwest Aerospace Alliance today endorsed commercial air service at Paine Field in Everett (WA). The move is highly controversial. The Snohomish County Council and the City Councils of Edmonds and Mukilteo, adjacent suburbs, oppose the service…. Read More
PNAA Conference Pt 3: Renewable biofuels
The future of bio-fuel is different from the bio-fuel today, says John Plaza, CEO of Imperium Renewables. He is speaking at the Pacific Northwest Aerospace Alliance conference in suburban Seattle. It will be drop-in fuel, potential to be… Read More