This is supposed to be good news for Boeing? It simply means now there are at least two unknown root causes of fires on the 787, not just one.
Remember, they didn’t “fix” the battery problem, because to this day they still don’t know what caused that either. They only enclosed and vented it, so that when if that catches fire, flames go shooting out a new vent on the underbelly. Yes, they threw some software and physical changes at it, to see if any might help, but without any proof of what actually failed in the first place.
In other words, they just spitballed it, hoping something might stick.
Now the same for a new cause of fire? Continue reading
Boeing: Dreamliner battery tests should be done soon. From Boeing’s chutzpah-laden pronouncements at Friday’s press briefing in Tokyo:
Look, I don’t pretend to be an aeronautical engineer. But I was a software engineer (yeah, I know, “not real engineers”), and I’ve been involved in plenty of QA, root cause analysis, risk mitigation, and similar failure post-mortems. Continue reading