SUBMARINE ONBOARD FUEL SYSTEM Russian patent published in 1998 - IPC

FIELD: submarine onboard systems. SUBSTANCE: fuel system includes outside fuel tanks with receiving service pipe line and venting and compensating pipe lines, compensating recess communicated with compensating pipe line by means of pressure equalizing pipe line, drainage fuel tank with drainage pipe line located in diesel engine room and bottom shut-off fittings. Receiving service pipe line, compensating pipe line and outside fuel tank venting pipe lines are located in double-side space and are connected directly with diesel engine room. Bottom shut-off fittings are located on either side within spacing of diesel engine room. EFFECT: enhanced reliability, habitability, resistance to damage; ease of maintenance; reduced mass and overall dimensions; reduced consumption of labour and expenses for manufacture and assembly of fuel system. 1 dwg