WinGD X92-B - Page 441

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X92-B

AA00-0000-00AAA-030D-A

Operation Manual Scavenge air

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Winterthur Gas & Diesel Ltd.

- 441 - Issue 002 2021-11

Main Page

Table of Contents3
Operation Manual - Change Record18
Change Record18
Preface20
Technical Documentation Set22
Data Module Codes (Descriptive Data)24
Data Module Codes (Procedural Data)26
About this Book28
About the Engine30
Side View (Generic)31
Engine Numbering (Generic)32
List of Abbreviations34
List of Abbreviations and Acronyms34
Safety39
Safety Precautions and Safety Guidelines40
Contamination and Fire in the Scavenge Air Spaces46
Fire-Fighting in the Scavenge Air Space48
Explosions in the Crankcase50
Prevent Explosions in the Crankcase52
Access to Engine Spaces54
Design and Function of the Engine57
Short Description of the Engine58
Pressure - Volume Diagram and Schematic of the Two-Stroke Diesel Cycle59
Use of the Engine60
Operating Range60
Tuning Options62
The Relation between Engine and Propeller64
Schematic Diagram - Relation Speed/Power (FPP)65
Operation66
Design and Function of Systems67
General for Systems68
Line Codes for Systems68
Line Codes68
Cooling Water System70
Cooling Water System (Generic and Simplified)71
Wash-Water System72
System Oil System74
System Oil System (Generic and Simplified)75
Servo Oil System76
Servo Oil System (Generic and Simplified)77
Cylinder Oil System78
Cylinder Oil System (Generic and Simplified, with and Without Icat)79
Starting Air System80
Starting Air System (Generic and Simplified)81
Scavenge Air System82
Control Air System84
Control Air System (Generic and Simplified)85
Exhaust Gas System86
Fuel System88
Fuel System with FLV (Generic and Simplified)90
Fuel System with ICU (Generic and Simplified)91
LP Selective Catalytic Reduction System92
LP SCR Temperature Controlled (Example)93
LP SCR Bypass Rate Controlled (Example)94
LP SCR Control System Layout96
LP SCR System - Principal Control Configuration97
Control Box E70 with Option SPC98
Control Box E71 with Option SPC99
Control Boxes E72 and E73100
Lp Scr System Status (Main Page)101
Page - LP SCR SYSTEM STATUS (MAIN PAGE)101
Lp Scr System Overview102
LDU-20 Page - LP SCR SYSTEM OVERVIEW102
Lp Scr Interfaces103
LDU-20 Page - LP SCR INTERFACES103
Lp Scr Software Info104
LDU-20 Page - LP SCR SOFTWARE INFO104
Lp Scr Page Index105
Page - LP SCR105
Steam Production Control System106
Example of SPC106
LDU-20 Page - STEAM PRODUCTION CONTROL107
LDU for the Steam Boost Mode109
Design and Function of Components111
Group 1 - Engine Frame and Bearings Bedplate114
Main Bearing116
Main116
Main Bearing (Generic)116
Thrust Bearing118
Thrust Bearing (Generic)119
Monoblock Column120
Tie Rod122
Group 2 - Cylinder Cylinder Liner124
Cylinder - Cooling Water Outlet (Generic)124
Lubricating Quill126
Piston Rod Gland128
Direct Controlled Injection Valve130
Starting Valve132
Exhaust Valve134
Exhaust Valve (Generic)134
Group 3 - Crankshaft, Connecting Rod and Piston Crankshaft136
Torsional Vibration Damper138
Axial Vibration Damper142
Axial Vibration Damper (Generic)142
Turning Gear144
Connecting Rod and Connecting Rod Bearing146
Connecting Rod and Connecting Rod Bearing (Generic)146
Crosshead and Guide Shoe148
Piston150
Group 4 - Supply Unit Drive and Control Components Supply Unit Drive152
Starting Air Shut-Off Valve154
Starting Air Shut-Off Valve (Example)154
Control Air Supply156
Control Air Supply (Generic)156
Local Maneuvering Stand for UNIC158
Pick-Up for Speed Measurement160
Group 5 - Supply Unit, Pumps and Control Valves Servo Oil Pump162
Supply Unit164
Fuel Pump166
Fuel Pump - Cross Section (Example)167
Pressure Control Valve168
Pressure Control Valve - Location (Example)169
Flow Limiting Valve170
Exhaust Valve Control Unit172
Fuel Pump Actuator174
Group 6 - Scavenge Air Components Scavenge Air Receiver176
Scavenge Air Receiver - Cross Section (Example)177
Turbocharger178
Auxiliary Blower180
Auxiliary Blower Switch Box182
Switch Box182
Scavenge Air Cooler184
Water Separator186
Group 7 - Cylinder Lubrication and Balancer Cylinder Lubrication188
Integrated Electrical Balancer (Ielba)190
Effect of Second Order Moments (M2V) of the Engine190
Ielba - Function191
Control System192
Ielba - Control Cabinet193
Ielba - Error Indication195
Group 8 - Pipes Exhaust Waste Gate196
Group 9 - Monitoring Instruments Crank Angle Sensor Unit198
Crank Angle Sensor Unit on Intermediate Wheel (Example)198
Crank Angle Sensor Unit on Flywheel (Example)199
Water in Oil Monitor200
Oil Mist Detector202
Oil Mist Detector - Schematic Diagram (Example)203
Control System205
Engine Control System Wice206
Intelligent Combustion Control210
ICC - Pressure Diagram211
ICC - Control Schematic212
Integrated Gas Pressure Regulation214
Igpr - Schematic Diagram214
Local Display Unit (LDU-20) - General218
LDU-20 - Overview218
LDU-20 Color Display - General Items219
Page - Ielba Control (Optional)220
Ielba Control220
Manual Control Panel (MCP) - Option for Wice Operate the Manual Control Panel (MCP)222
MCP Page - MAIN Locked223
MCP Page - MAIN226
MCP Page - Adjust User Parameters228
MCP Page - Open User Parameters228
MCP Page - Select User Parameter229
MCP Page - Adjust User Parameter230
MCP Page - SYSTEM INFO - Option for Wice232
System Info232
MCP Page - SYSTEM INFO232
MCP Page - TREND - Option for Wice234
MCP Page - TREND234
MCP Page - INSTRUMENTS236
MCP Page - FUEL / LUBRICATION SYSTEM238
Fuel / Lubrication System239
Installation241
Installation242
Operation243
Prepare the Engine before Start - General244
Prepare the Engine before Start246
Cooling Water System with Bypass Cooling248
Cooling Water System Without Bypass Cooling249
Cooling Water System with Circulation250
Start the Engine - General254
Start the Engine256
Do Checks During Operation - General258
Do Checks During Operation260
Do Regular Safety Checks264
Maneuver the Ship - General268
Maneuver the Ship270
Change-Over the Diesel Fuel - General272
Cylinder Lubricant Quantity274
Change-Over the Diesel Fuel Automatically276
Change-Over from HFO to MDO Manually278
Change-Over from MDO to HFO Manually280
Stop the Engine - General282
Stop the Engine284
Emergency Stop the Engine - General286
Emergency Stop the Engine288
Prepare the Engine after Stop - General290
Prepare the Engine for Standstill or for Maintenance292
Location of Ball Valves - Dirty Oil Samples301
SAC - Clean During Operation (Example)309
Supply Pressure of the Cylinder Cooling Water Is too Low318
Supply Temperature of the Cylinder Cooling Water Is too Low318
Cylinder Cooling Water Temperature Downstream of a Cylinder Is too High318
Supply Pressure of the Cooling Water to the SAC Is too Low318
Supply Temperature of the Cooling Water to the SAC Is too Low318
Temperature of the Cooling Water Downstream of the SAC Is too High318
Lubricating Oil Supply Pressure at the Engine Inlet Is too Low318
Lubricating Oil Supply Pressure Upstream of the Injectors Is too Low318
Lubricating Oil Supply Temperature at the Engine Inlet Is too High318
Lubricating Oil Supply Pressure Upstream of the Crossheads Is too Low318
Leakage Flow from the Rail Unit Is too High319
Fuel Leakage Flow from Fuel Rail Items Is too High (Engine with FLV)319
Fuel Pressure in the Fuel Rail Is too High (for X35/-B or X40/-B Engine)319
Fuel Pressure in the Fuel Rail Is too Low (for X35/-B or X40/-B Engine)319
Gas Concentration in Piston Underside Is too High319
Difference Pressure of Pilot Fuel Filter Is too High319
Gas Supply Pressure Is too Low319
Exhaust Gas Temperature Downstream of a Cylinder Is too High319
Exhaust Gas Temperature Difference Downstream of All Cylinders Is too319
Exhaust Gas Temperature Upstream of a Turbocharger Is too High319
Servo Oil Flow at a Servo Oil Pump Inlet Is too Low324
Damper Oil Supply Pressure Upstream of the Torsional Vibration Damper Is too Low326
Example of Inspection Point341
Supply Unit (Example) and Example of Inspection Point345
Leakage on FLV and Pipes (Example)351
Exhaust Valve with Pressure Element359
Location of Flanges372
Roller Lifting Tool Assembly373
Pre-Tensioner Install374
Location of Flanges378
Assembly of Roller Lifter Tool379
Not All Turbochargers Are Defective (Example)381
All Turbochargers Are Defective (Example)382
Exhaust Waste Gate (Example)385
Wice - Gateway Unt (GTU) Replacement391
Wice - Main Control Unit (MCU) Module Replacement393
Wice - Cylinder Control Unit (CCU) Module Replacement394
Wice - Angle Control Unit (ACM20) Module Replacement397
Wice - Manual Control Panel (MCP) Replacement398
Wice - Manual Control Panel (MCP) Replacement - E26399
Turbocharger Cut out Procedure: Illustration 1405
Turbocharger Cut out Procedure: Illustration 2406
Turbocharger Cut out Procedure: Illustration 3407
Turbocharger Cut out Procedure: Illustration 4408
Turbocharger Cut out Procedure: Illustration 5409
Allowed Load During Cylinder Cut out414
11 Technical Data415
Engine Data416
List of Usual Values and Safeguard Settings - General418
Signal Codes420
List of Usual Values and Safeguard Settings422
High428
Supply)430
Section Views434
12 Operating Media435
General for Operating Media436
Compressed Air438
Scavenge Air440
Diesel Engine Fuels442
Viscosity / Temperature Diagram446
13 Attachments455
Schematic Diagrams - General456
Process Codes457
Signal Codes458
Color Codes and Symbols - Electric Connection Diagram460

WinGD X92-B - Page 441

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