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Forum: Tech Log

16th Apr 2024, 09:39

Replies: 15

How do jet aircraft parking brakes work?

Views: 1,687

Posted By TheBusFlyer

Thanks a lot Uplinker. I am taking this...

Thanks a lot Uplinker.

I am taking this opportunity to ask another question for the tripple. What could be the use of the source select valve and the accumulator isolation valve? Diagram gives...

Forum: Tech Log

16th Apr 2024, 08:08

Replies: 15

How do jet aircraft parking brakes work?

Views: 1,687

Posted By TheBusFlyer

Thanks Uplinker. So if I get it correctly, there...

Thanks Uplinker. So if I get it correctly, there is constant hyd fluid presence in the duct from the accumulator to the parking brake actuator via the parking brake valve. Nevertheless, don’t we see...

Forum: Tech Log

16th Apr 2024, 07:37

Replies: 15

How do jet aircraft parking brakes work?

Views: 1,687

Posted By TheBusFlyer

Thanks for all the inputs. How can we explain the...

Thanks for all the inputs. How can we explain the hydraulic “fade-out” over time if the actuators are blocked and the hydraulic fluid is “trapped”?

Forum: Tech Log

15th Apr 2024, 22:52

Replies: 15

How do jet aircraft parking brakes work?

Views: 1,687

Posted By TheBusFlyer

Thanks for your answer Uplinker ! How does...

Thanks for your answer Uplinker !

How does this pressure “fade” away? The hydraulic fluid previously stored in the accumulator runs out towards the brakes…but once the actuator has reached its...

Forum: Tech Log

15th Apr 2024, 18:28

Replies: 15

How do jet aircraft parking brakes work?

Views: 1,687

Posted By TheBusFlyer

How do jet aircraft parking brakes work?

Hello,

I am having a hard time understanding how jet aircraft parking brakes work. I do understand how the brake accumulator can store pressure…but I am having trouble figuring out the path...

Forum: Tech Log

9th Sep 2022, 16:25

Replies: 9

777: VNAV PATH in HDG SEL

Views: 2,579

Posted By TheBusFlyer

Thanks for your answer STBYRUD, could you please...

Thanks for your answer STBYRUD, could you please give me more precision on « it depends what lateral path you’re flying in HDG SEL ».

Forum: Tech Log

9th Sep 2022, 12:04

Replies: 9

777: VNAV PATH in HDG SEL

Views: 2,579

Posted By TheBusFlyer

777: VNAV PATH in HDG SEL

Hi everyone,

I am having trouble understanding how the 777 is able to follow VNAV PATH in HDG SEL…how can you follow an altitude constraint over a specific WPT if you won’t even overfly it? Does...

Forum: Tech Log

23rd Mar 2020, 18:48

Replies: 55

B777 - FMA Modes: THR vs SPD

Views: 14,725

Posted By TheBusFlyer

B777 - FMA Modes: THR vs SPD

Hello,

I have some questions that I would appreciate the answers to.

1) In flight school, we are taught that pitch controls speed and thrust controls flight path angle. For example, if one is...

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