1. ISFV12 Gottingen, Germany
The Korean Society of Marine Engineering Fall Conference
Busan Port International Passenger Terminal, November. 3-5, 2016
A Study on Noise Characteristics depending
on Inlet Position of the Marine Diesel Engine Exaust Muffler
Sun, J. S. (Korea Maritime University), Park, J. Y. (Korea Maritime University)
Kang, D. L. (Hyundai Motor Co. Ltd.,) and Kim, U. K. (Korea Maritime University)
2. Conditions
3. Contents
1. Backgrounds & Purpose
Type LT-B
(Total Pressure)
▶ Design Specification
▶ Calculation Condition
- Inlet Gas Condition
* Density : [kg/m3]
* Mass-Flow : [kg/s]
* Viscosity : e-5 [kg/m-s]
* Temperature : [K]
- Outlet Gas Condition
* Pressure : 0 [Pa]
Engine
Model
Gas Amount Load]
Gas Temperature [℃]
Remark
16V4000M90
15,962
430
V type, 16 cylinder
Bore × Stroke : 165×190
1600~2100RPM 　
▶ Backgrounds
▶ Purpose
Type LT-B
(Transmission Loss)
Type LT-B
(Velocity Magnitude)
Type FC-B
(Total Pressure)
Type FC-B
(Velocity Magnitude)
Type FC-B
(Transmission Loss)
Type LC-B
( Total Pressure )
Type LC-B
(Velocity Magnitude)
4. Results & Discussion
Type LC-B
(Transmission Loss)
▶ Total Pressure Summary
Model
LT - B
FC - B
LC - B
Inlet Pressure
[Pa]
[Pa]
[Pa]
Outlet Pressure
[Pa]
[Pa]
[Pa]
Pressure Drop
[Pa]
[Pa]
[Pa]
52.91 [mmAq]
44.66 [mmAq]
58.52 [mmAq]
CONCLUSIONS
CONCLUSIONS 1
CONCLUSIONS 2