WinGD X72DF, Installation Manual

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Marine Installation Manual 2021-08 x
List of Figures
X72DF
4 - 4 LT cooling water circuit — Dual set-point temperatures . . . . . . . . . . . . 4-6
4 - 5 Separate SAC and LT cooling circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-7
4 - 6 HT cooling water circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-10
4 - 7 Pre-heating power requirement per cylinder . . . . . . . . . . . . . . . . . . . . . . 4-14
4 - 8 Lubricating oil system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-17
4 - 9 The iCAT changeover unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-22
4 - 10 Dual cylinder lubricating oil installation with iCAT as an optional
application, enabling independent gas and liquid fuel (maximum
0.50% sulphur m/m) operation with automatic iCAT changeover . . . . . 4-22
4 - 11 Dual cylinder lubricating oil installation without iCAT, enabling
independent gas and liquid fuel (maximum 0.50% sulphur m/m)
operation with a manual changeover valve . . . . . . . . . . . . . . . . . . . . . . . 4-23
4 - 12 Cylinder lubricating oil system for fuel with ultra low sulphur
content (maximum 0.10% sulphur m/m) or alternatively, a single
grade cylinder lubricating oil is applied for fuel with very low
sulphur content (maximum 0.50% sulphur m/m) . . . . . . . . . . . . . . . . . . 4-24
4 - 13 Trace heating cable arrangement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-25
4 - 14 Dimensioning and filling process of lubricating oil drain tank . . . . . . . 4-28
4 - 15 Arrangement of vertical lubricating oil drains for 6-cylinder engines . 4-29
4 - 16 Lean burn with pilot ignition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-35
4 - 17 Lean-burn operation window . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-35
4 - 18 Maximum achievable power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-37
4 - 19 Section view of an integrated membrane tank . . . . . . . . . . . . . . . . . . . . 4-39
4 - 20 Section view of a free-standing Type A tank . . . . . . . . . . . . . . . . . . . . . . 4-39
4 - 21 Section view of a free-standing Type B tank of moss design . . . . . . . . 4-40
4 - 22 Section view of different free-standing Type C tanks installed below
the deck . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-40
4 - 23 Type C tank on the deck of a vessel . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-41
4 - 24 Pressurised Type C tank solution with NBOG handling by the
gensets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-43
4 - 25 Pressurised Type C tank solution with NBOG handling by the
gensets and the main engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-44
4 - 26 Non-pressurised tank solution, drawn for an LNGC . . . . . . . . . . . . . . . 4-44