FUEL PANELS

Themaximumdeclarablefuelcapacityfortechlog, navlog, etcis 16,200kgs for 3-Tank Classics, 20,800kgs forNG'sandupto 37,712kgs forBBJ'sdependinguponhowmanytanksthecustomerhasspecified (max 12). The AFM limitsarehigher, butnotnormallyachievablewithstandardSG's.

Thefuelpanelsforthevariousserieshavenotchangedmuchovertheyears. TheNG'shaveseparate ENG VALVE CLOSED & SPAR VALVE CLOSED lightsinplaceof FUEL VALVE CLOSED. The -1/200 panelalsohasblue VALVE OPEN lightssimilartothatonthecrossfeedvalve. The FILTER BYPASS lightswere FILTER ICING onthe 1/200.

The 1/200's hadheaterswitches; theseusedbleedairtoheatthefueland de-icethefuelfilter. Theyweresolenoidheldandautomaticallymovedbackto OFF afteroneminute.

NG: Theenginesparvalvesand APU arenormallypoweredbythehotbatterybusbuthave a dedicatedbatterytoensurethatthereisalwayspowertoshutoffthefuelinanemergency.

737-Classic 4-Tank FuelPanel

1. Generalcharacteristicsandmaindataofthehelicopter - 4 -
1.1 Generalinformationaboutthehelicopter - 4 -
1.2 Thebasicdataofthehelicopter - 6 -
2. Briefdescriptionofthechosenfunctionalsystem - 8 -
2.1 Generalinformationaboutsystem - 8 -
2.2 Systemstructureandthelistofitsaggregates. Interactionbetweenaggregatesofthefunctionalsystem - 8 -
2.2.1 Fueltanks - 9 -
2.2.2 Fuel cross-feeddevices - 12 -
2.2.3 Fueltransferdevices - 13 -
2.2.4 Fuelboostdevices - 14 -
2.2.5 Refueling/defuelingdevices, fuelventmanifolds - 16 -
3. Operationofthefuelsystem - 17 -
CONCLUSION - 21 -
REFERENCES - 22 -

Date: 2015-01-11; view: 1292