Wartsila Engines Etc / Project guide for marine applications
Year: 2005 Language: english Author: Wärtsilä Genre: Project guide Publisher: Wärtsilä Format: PDF Quality: eBook Number of pages: 200 Description:Introduction This Project Guide provides engine data and system proposals for the early design phase of marine engine installations. For contracted projects specific instructions for planning the installation are always delivered. Any data and information herein is subject to revision without notice. This 1/2002 issue replaces all previous issues of the Wärtsilä 20 Project Guides. Numerous revisions have been made. Also the structure of this Project Guide has been amended.
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Wartsila Engines Etc / Project guide for marine applications
Year: 2005
Language: english
Author: Wärtsilä
Genre: Project guide
Publisher: Wärtsilä
Format: PDF
Quality: eBook
Number of pages: 200
Description:Introduction
This Project Guide provides engine data and system proposals for the early design phase of marine engine
installations. For contracted projects specific instructions for planning the installation are always delivered.
Any data and information herein is subject to revision without notice.
This 1/2002 issue replaces all previous issues of the Wärtsilä 20 Project Guides. Numerous revisions have been
made. Also the structure of this Project Guide has been amended.
Table of Contents
1. General data and outputs . . . . . . . . . . . . . . . . . . . 11.1. Technical main data . . . . . . . . . . . . . . . . . . . . . . . . . 1
1.2. Maximum continuous output . . . . . . . . . . . . . . . . . . 1
1.3. Reference conditions . . . . . . . . . . . . . . . . . . . . . . . . 1
1.4. Principal dimensions and weights . . . . . . . . . . . . . . 4
2. Operating ranges . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.1. General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.2. Matching the engines with driven equipment . . . . . 7
2.3. Loading capacity . . . . . . . . . . . . . . . . . . . . . . . . . . 12
2.4. Ambient conditions . . . . . . . . . . . . . . . . . . . . . . . . 13
3. Technical data tables . . . . . . . . . . . . . . . . . . . . . . 14
4. Description of the engine . . . . . . . . . . . . . . . . . . 24
4.1. Definitions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
4.2. Main components . . . . . . . . . . . . . . . . . . . . . . . . . 24
4.3. Cross sections of the engine . . . . . . . . . . . . . . . . . 26
4.4. Overhaul intervals and expected life times . . . . . . 27
5. Piping design, treatment and installation . . . . . 28
5.1. General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
5.2. Pipe dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
5.3. Trace heating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
5.4. Pressure class . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
5.5. Pipe class . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
5.6. Insulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
5.7. Local gauges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
5.8. Cleaning procedures . . . . . . . . . . . . . . . . . . . . . . . 31
5.9. Flexible pipe connections . . . . . . . . . . . . . . . . . . . 31
6. Fuel oil system . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
6.1. General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
6.2. MDF installations . . . . . . . . . . . . . . . . . . . . . . . . . . 33
6.3. HFO installations . . . . . . . . . . . . . . . . . . . . . . . . . . 39
7. Lubricating oil system . . . . . . . . . . . . . . . . . . . . . 49
7.1. General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
7.2. Lubricating oil quality . . . . . . . . . . . . . . . . . . . . . . . 49
7.3. Internal lubricating oil system. . . . . . . . . . . . . . . . . 51
7.4. External circulating oil system . . . . . . . . . . . . . . . . 52
7.5. Separation system . . . . . . . . . . . . . . . . . . . . . . . . . 53
7.6. Filling, transfer and storage . . . . . . . . . . . . . . . . . . 53
7.7. Crankcase ventilation system . . . . . . . . . . . . . . . . 53
7.8. Flushing instructions . . . . . . . . . . . . . . . . . . . . . . . 54
7.9. System diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . 55
8. Compressed air system . . . . . . . . . . . . . . . . . . . . 57
8.1. General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
8.2. Compressed air quality . . . . . . . . . . . . . . . . . . . . . 57
8.3. Internal starting air system . . . . . . . . . . . . . . . . . . . 57
8.4. External starting air system . . . . . . . . . . . . . . . . . . 58
9. Cooling water system . . . . . . . . . . . . . . . . . . . . . 61
9.1. General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
9.2. Internal cooling water system . . . . . . . . . . . . . . . . 62
9.3. External cooling water system . . . . . . . . . . . . . . . . 65
9.4. Example system diagrams . . . . . . . . . . . . . . . . . . . 70
10. Combustion air system . . . . . . . . . . . . . . . . . . . . 75
10.1. Engine room ventilation . . . . . . . . . . . . . . . . . . . . . 75
10.2. Combustion air quality . . . . . . . . . . . . . . . . . . . . . . 75
10.3. Combustion air system design. . . . . . . . . . . . . . . . 75
11. Exhaust gas system . . . . . . . . . . . . . . . . . . . . . . . 77
11.1. Internal exhaust gas system. . . . . . . . . . . . . . . . . . 77
11.2. External exhaust gas system . . . . . . . . . . . . . . . . . 77
12. Turbocharger and air cooler cleaning . . . . . . . . 79
12.1. Turbine cleaning system (5Z03) . . . . . . . . . . . . . . . 79
13. Exhaust emissions . . . . . . . . . . . . . . . . . . . . . . . . 80
13.1. General. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
13.2. Diesel engine exhaust components. . . . . . . . . . . . 80
13.3. Marine exhaust emissions legislation. . . . . . . . . . . 81
13.4. Methods to reduce exhaust emissions . . . . . . . . . 82
14. Automation system . . . . . . . . . . . . . . . . . . . . . . . 84
14.1. General. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
14.2. Power supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
14.3. Safety System . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
14.4. Speed Measuring (8N03) . . . . . . . . . . . . . . . . . . . . 85
14.5. Sensors & signals. . . . . . . . . . . . . . . . . . . . . . . . . . 86
14.6. Local instrumentation. . . . . . . . . . . . . . . . . . . . . . . 88
14.7. Control of auxiliary equipment . . . . . . . . . . . . . . . . 88
14.8. Speed control (8I03). . . . . . . . . . . . . . . . . . . . . . . . 89
14.9. Microprocessor based engine control system (WECS)
(8N01). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
15. Electrical power generation and management 105
15.1. General. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105
15.2. Electric power generation . . . . . . . . . . . . . . . . . . 106
15.3. Electric power management system (PMS) . . . . . 108
15.4. Typical one line main diagrams . . . . . . . . . . . . . . 111
16. Foundation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
16.1. General. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
16.2. Steel structure design . . . . . . . . . . . . . . . . . . . . . 113
16.3. Mounting of main engines . . . . . . . . . . . . . . . . . . 113
16.4. Mounting of generating sets . . . . . . . . . . . . . . . . 119
16.5. Reduction gear foundations. . . . . . . . . . . . . . . . . 123
16.6. Free end PTO driven equipment foundations . . . 123
16.7. Flexible pipe connections . . . . . . . . . . . . . . . . . . 123
17. Vibration and noise . . . . . . . . . . . . . . . . . . . . . . 124
17.1. General. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124
17.2. External forces and couples. . . . . . . . . . . . . . . . . 124
17.3. Mass moments of inertia . . . . . . . . . . . . . . . . . . . 125
17.4. Air borne noise . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
18. Power transmission . . . . . . . . . . . . . . . . . . . . . . 126
18.1. General. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126
18.2. Connection to alternator . . . . . . . . . . . . . . . . . . . 126
18.3. Flexible coupling . . . . . . . . . . . . . . . . . . . . . . . . . 127
18.4. Clutch. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
18.5. Shaftline locking device and brake . . . . . . . . . . . 127
18.6. Power-take-off from the free end. . . . . . . . . . . . . 128
18.7. Torsional vibration calculations . . . . . . . . . . . . . . 129
18.8. Turning gear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
19. Engine room layout . . . . . . . . . . . . . . . . . . . . . . 130
19.1. Crankshaft distances . . . . . . . . . . . . . . . . . . . . . . 130
19.2. Space requirements for maintenance . . . . . . . . . 133
19.3. Handling of spare parts and tools . . . . . . . . . . . . 133
19.4. Required deck area for service work . . . . . . . . . . 133
20. Transport dimensions and weights . . . . . . . . . 134
20.1. Lifting of engines . . . . . . . . . . . . . . . . . . . . . . . . . 134
20.2. Engine components . . . . . . . . . . . . . . . . . . . . . . . 135
21. Dimensional drawings . . . . . . . . . . . . . . . . . . . . 137
22. ANNEX. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
22.1. Ship inclination angles . . . . . . . . . . . . . . . . . . . . . 138
22.2. Unit conversion tables . . . . . . . . . . . . . . . . . . . . . 139
22.3. Collection of drawing symbols used in drawings. 142
22.4. Notes for the CD-ROM. . . . . . . . . . . . . . . . . . . . . 143