Wartsila 46F - Structure borne noise

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16.4 Structure borne noise

Fig 16-2 Typical structure borne noise levels

DAAB605814 16-3

16. Vibration and NoiseWärtsilä 46F Product Guide

Table of Contents

Default Chapter5
- Table of Contents5
1 Main Data and Outputs9
- Maximum Continuous Output9
- Reference Conditions10
- Operation in Inclined Position10
- Dimensions and Weights11
2 Operating Ranges13
- Engine Operating Range13
- Loading Capacity14
- Operation at Low Load and Idling15
- Low Air Temperature17
3 Technical Data19
- Introduction19
- Wärtsilä 6L46F20
- Wärtsilä 7L46F23
- Wärtsilä 8L46F26
- Wärtsilä 9L46F29
- Wärtsilä 12V46F32
- Wärtsilä 14V46F35
- Wärtsilä 16V46F38
4 Description of the Engine41
- Definitions41
- Main Components and Systems41
- Cross Section of the Engine45
- Overhaul Intervals and Expected Life Times47
- Engine Storage48
5 Piping Design, Treatment and Installation49
- Pipe Dimensions49
- Trace Heating50
- Pressure Class50
- Pipe Class51
- Insulation51
- Local Gauges52
- Cleaning Procedures52
- Flexible Pipe Connections53
- Clamping of Pipes54
6 Fuel Oil System57
- Acceptable Fuel Characteristics57
- Internal Fuel Oil System64
- External Fuel Oil System66
7 Lubricating Oil System87
- Lubricating Oil Requirements87
- Internal Lubricating Oil System88
- External Lubricating Oil System91
- Crankcase Ventilation System101
- Flushing Instructions102
8 Compressed Air System105
- Instrument Air Quality105
- Internal Compressed Air System105
- External Compressed Air System110
9 Cooling Water System113
- Water Quality113
- Internal Cooling Water System114
- External Cooling Water System118
10 Combustion Air System135
- Engine Room Ventilation135
- Combustion Air System Design137
11 Exhaust Gas System139
- Internal Exhaust Gas System139
- Exhaust Gas Outlet142
- External Exhaust Gas System143
12 Turbocharger Cleaning149
- Turbocharger Cleaning System149
13 Exhaust Emissions151
- Diesel Engine Exhaust Components151
- Marine Exhaust Emissions Legislation152
- Methods to Reduce Exhaust Emissions153
14 Automation System155
- Technical Data and System Overview155
- Functions157
- Alarm and Monitoring Signals159
- Electrical Consumers159
- Guideline for Electrical and Automation System161
15 Foundation163
- Steel Structure Design163
- Engine Mounting163
16 Vibration and Noise171
- External Forces and Couples171
- Torque Variations172
- Mass Moments of Inertia172
- Structure Borne Noise173
- Air Borne Noise174
- Exhaust Noise175
17 Power Transmission177
- Flexible Coupling177
- Clutch177
- Shaft Locking Device177
- Power-Take-Off from the Free End178
- Input Data for Torsional Vibration Calculations179
- Turning Gear180
18 Engine Room Layout181
- Crankshaft Distances181
- Space Requirements for Maintenance187
- Transportation and Storage of Spare Parts and Tools187
- Required Deck Area for Service Work187
19 Transport Dimensions and Weights195
- Lifting the In-Line Engine195
- Lifting the V-Engine196
- Engine Components198
20 Product Guide Attachments201
21 Annex203
- Unit Conversion Tables203
- Collection of Drawing Symbols Used in Drawings204

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