Course:
Endeavor
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Endeavor
Endeavor CRJ900/700 SYSTEMS (workbook) Powerplant, Fuel, Fire; Q&A
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Uploaded on: | April 27, 2025 |
Last updated: | May 2, 2025 |
Number of pages: | 13 |
Written in: | 2025/2026 |
Type: | Exam (elaborations) |
Contains: | Questions & Answers |
Tags: | Endeavor CRJ900/700 SYSTEMS (workbook) Powerplant, Fuel, Fire; Q&A |
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Endeavor CRJ900/700 SYSTEMS (workbook) Powerplant, Fuel, Fire | Q&A Latest 2025/2026, 100% PASS What does the N1 section consist of? - Answer -28-blade titanium fan 4 stage low pressure turbine What does the N2 section consist of? - Answer -10 stage axial compressor 2 stage high pressure turbine What is the normal takeoff thrust? - Answer -13,600 lbs/ 14,510 with APR Describe how the engine operates through the following stages; Intake, Compression, Combustion, Exhaust - Answer -Comes in through N1 section, most bypassed, compressed in 10 stage axial flow compressor (N2), annular combustion chamber, 2 stage high pressure turbine (drives N2) then 4 stage low pressure turbine (drives N1), finally exhaust What percentage of engine air is bypass, and what percentage is core air? - Answer -85% bypass, 15% core What is different about the first four stages of the N2 compressor section? - Answer -FADEC controlled variable geometry Describe the function and actuation of the Variable Geometry System Answer -High pressure fuel is used to physically move the stators and