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Forum: Tech Log

15th Aug 2014, 18:54

Replies: 40

What determines spool up time?

Views: 13,571

Posted By Check Airman

Thanks. That makes sense... As does...

Thanks. That makes sense...

As does this. I kind of figured the big fan would take longer to accelerate. I just never expected the relatively small CFM56 to take a long time as well.

...

Forum: Tech Log

15th Aug 2014, 00:05

Replies: 40

What determines spool up time?

Views: 13,571

Posted By Check Airman

Thanks guys. Slowly a clearer picture emerges. My...

Thanks guys. Slowly a clearer picture emerges. My E145 uses the AE3007 engine (a variant of which is used on the Citation X), and the response to lever movement is almost immediate. Would I be...

Forum: Tech Log

14th Aug 2014, 17:35

Replies: 40

What determines spool up time?

Views: 13,571

Posted By Check Airman

Thanks gents. I think barite gave me the answer I...

Thanks gents. I think barite gave me the answer I was looking for. If I may re-state his answer, to make sure I'm understanding…

If you feed the compressor to much fuel at once, you run the risk...

Forum: Tech Log

14th Aug 2014, 06:22

Replies: 40

What determines spool up time?

Views: 13,571

Posted By Check Airman

Thanks. Can you elaborate a bit please?

Thanks. Can you elaborate a bit please?

Forum: Tech Log

14th Aug 2014, 05:57

Replies: 40

What determines spool up time?

Views: 13,571

Posted By Check Airman

What determines spool up time?

Hello all,

I've had a chance to be in the jumpseat and have observed that the spool up time required for takeoff is significant. I've observed the 737NG, A320(IAE), as well as the RR 757 and GE...

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