Researching | Hydrodynamic performance analysis of waterjet propulsor inlet duct

Chinese Journal of Ship Research, Volume. 17, Issue 1, 11(2022)

Hydrodynamic performance analysis of waterjet propulsor inlet duct

Jitao QIU^1,2, Xiaohui YIN^1,2, and Renzhi WANG²

Author Affiliations

¹Science and Technology of Water Jet Propulsion Laboratory, Shanghai 200011, China

²Marine Design and Research Institute of China, Shanghai 200011, China

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Table 1. The main parameters of grid
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Table 1. The main parameters of grid
网格进口流道网格尺度/mm 壁面第1层网格高度/mm 总网格数
粗网格 7.07 0.002 0 70×10⁴
中网格 5.00 0.001 4 198×10⁴
细网格 3.54 0.001 0 560×10⁴

Table 2. Uncertainty calculation results
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Table 2. Uncertainty calculation results
网格数值模拟结果数值不确定度/%
η 粗网格 90.79 0.1
中网格 90.74
细网格 90.85
ζ 粗网格 0.208 8 3.9
中网格 0.208 0
细网格 0.207 4

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Jitao QIU, Xiaohui YIN, Renzhi WANG. Hydrodynamic performance analysis of waterjet propulsor inlet duct[J]. Chinese Journal of Ship Research, 2022, 17(1): 11

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Paper Information

Category: Ship Design and Performance

Received: Jan. 17, 2021

Accepted: --

Published Online: Mar. 24, 2025

The Author Email:

DOI:10.19693/j.issn.1673-3185.02269

Topics

laser devices and laser physics

Lasers and Laser Optics

laser manufacturing

Instrumentation, Measurement and Metrology