Kubota DG972 E2 - 3 Technical Information

CONTENTS
1. BRAKE HORSE POWER .............................................................................................................. 1-1
2. FUEL CONSUMPTION.................................................................................................................. 1-2
3. SOUND PRESSURE LEVEL......................................................................................................... 1-3
4. AIR REQUIREMENTS................................................................................................................... 1-4
[1] Combustion air requirements (At 25 deg.C and 1000 hPa)..................................................... 1-4
[2] Cooling air requirements (At 25 deg.C and 1000 hPa)............................................................ 1-5
[3] Combustion and cooling air requirements (At 25 deg.C and 1000 hPa) ................................. 1-6
5. EXHAUST GAS VOLUME ............................................................................................................. 1-7
6. HEAT REJECTION TO COOLANT ............................................................................................... 1-8
7. WATER FLOW RATE.................................................................................................................. 1-10
[1] WATER FLOW RATE OF WG752 ........................................................................................ 1-10
[2] WATER FLOW RATE OF WG972, DG972 ........................................................................... 1-11
8. CENTER OF GRAVITY ............................................................................................................... 1-12
9. MASS ELASTIC SYSTEM...........................................................................................................1-13
[1] EQUIVALENT TORSIONAL VIBRATION DATA ................................................................... 1-13
10. UNBALANCED FORCES ............................................................................................................1-14
[1] BASE DATA .......................................................................................................................... 1-14
[2] UNBALANCED INERTIA FORCE AND COUPLE ................................................................. 1-14
[3] AN EXAMPLE OF CALCULATION ....................................................................................... 1-15