Marine Installation Manual
2021-08
ix
List of Figures
X72DF
List of Figures
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0-4
1 Power/speed range of the WinGD X-DF engines
. . . . . . . . . . . . . . . . . . 1-3
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
3 Operating modes of the X-DF engine
. . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9
available operating window
. . . . . . . . . . . . . . . . . 1-10
energy amount of different ratios of fuel
. . . . . . 1-11
8 Fuel transfers and gas trips
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-12
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
2 Propeller curves and operational points
. . . . . . . . . . . . . . . . . . . . . . . . . 2-4
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
4 Power range diagram of an engine with a PTO
. . . . . . . . . . . . . . . . . . . . 2-10
5 Power range limits for PTO operation — Method 1
. . . . . . . . . . . . . . . . 2-11
6 Power range limits for PTO operation — Method 2
. . . . . . . . . . . . . . . . 2-12
7 The prohibited operation area (CMCR speed = R1
R2)
. . . . . . . . . . . . 2-13
8 Calculating the prohibited operation area for the CMCR speed
. . . . . . 2-15
9 The prohibited operation area (CMCR speed = 85% of R1
—
R2)
. . . . . 2-16
10 The prohibited operation area (CMCR speed = R3
R4)
. . . . . . . . . . . . 2-17
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
2 Thermal expansion, dim. X, Y, Z
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
3 Minimum requirements for headroom
. . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9
4 Typical shaft earthing arrangement
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-17
5 Typical shaft earthing with condition monitoring facility
. . . . . . . . . . . 3-18
1 LT cooling water system for twin-engine installation
. . . . . . . . . . . . . . 4-3
2 Separate HT cooling water circuit
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
3 LT cooling water circuit — Single set-point temperature
. . . . . . . . . . . 4-6