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Keywords: power consumption
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Proceedings Papers
On the Optimal Scheduling Analysis Method of Shipyard Air Compressor Group Driven by Mechanism and Data Fusion
Available to Purchase
Paper presented at the The 35th International Ocean and Polar Engineering Conference, June 1–6, 2025
Paper Number: ISOPE-I-25-625
...-carbon development. Compressed air energy is an important part of the shipyard's energy consumption. The annual power consumption accounts for about 30% to 40% of the total power generation. It has the characteristics of large load fluctuations, strong randomness, and high energy consumption(Gao, Hu, et...
Proceedings Papers
Trace Heating of Wet Insulated Subsea Flowlines
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Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-237
... coating cable trace cable mattress insulation upstream oil & gas piping design heat trace cable conductor deh electrical heating conductor cross-section pipe heating capability trace heating power consumption Proceedings of the Thirty-third (2023) International Ocean and Polar...
Proceedings Papers
Design on Safety and Concealment of Wave Glider
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Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-247
... system stability control ocean energy power consumption reliability air transportation wave glider traditional wave glider water tank Proceedings of the Thirty-second (2022) International Ocean and Polar Engineering Conference Shanghai, China, June 5 10, 2022 Copyright © 2022...
Proceedings Papers
A Novel Saturation Protocol on the Thrust Allocation Strategy for Dynamic Positioning of Marine Vessels Operating in Extreme Wave Conditions
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Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-3190
... consumption conventional strategy ABSTRACT In extreme wave conditions, single or multiple thrusters in the dynamic positioning system (DPS) are in saturated state. The conventional thrust allocation algorithm with the minimum power consumption as the optimization objective cannot fully exert...
Proceedings Papers
Scale Amplification Analysis of FLNG Liquefaction Process in South China Sea Deepwater Gas Field
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Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-543
... liquefaction process system with three different natural gas scales, it is considered that with the scale-up, liquefaction process flow is more optimized, equipment selection is more reasonable, specific power consumption is gradually reduced, the influence of feed gas flow rate, temperature and pressure...
Proceedings Papers
Arctic Sea Route Planning Based on POLARIS Rule
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Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-533
... which minimizes total power consumption. The design variables are a list of ship direction and speed, which are given as forms of heading angle and engine rpm. (Lee et al., 2018) The objective function is total power consumption, and the route is constrained to avoid land while travel and to avoid...
Proceedings Papers
Comparative Analysis of Static Method and Time-Domain Simulation Method of DP Calculation for a DP3 Drillship
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Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-424
.... In this wind load calculation method, three (3) correction coefficients determined by wind tunnel test are brought in to improve the precision of wind load calculation. To find out the best solution with minimum power consumption of DP system, a nonlinear constrained optimization problem is built and solved...
Proceedings Papers
Comparison of Liquefaction Processes for FLNG
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Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-744
... process (Fredheim and Paurola, 2008). lng gas monetization ap-dmr process expander process specific power consumption refrigerant consumption midstream oil & gas gas expander process feed gas efficiency liquified natural gas gas phase self-liquefaction process end-flash gas...
Proceedings Papers
Development of Prototype High-Speed Communication Equipment for Underwater Re-Charging System
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Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-150
... for downloading large-volume observation data and navigation logs is possible. Low power consumption. Be able to cope with contamination of foreign matter. However, long distance communication is unnecessary. On the other hand, there are the following types of communication apparatuses currently used...
Proceedings Papers
Control Strategy for a Tidal Compensation System for Wave Energy Converter Device
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Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-334
... consumption reasonably low while adjusting the position of the roughly 10 ton translator inside the generator. An experimental setup in a lab environment has been completed: a control strategy now has been developed and power consumption measurements has been carried out. The results show...
Proceedings Papers
Investigation of the Positioning Performances for DP Vessels with Thruster Failure Modes by a Novel Synthesized Criterion
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Paper presented at the The 27th International Ocean and Polar Engineering Conference, June 25–30, 2017
Paper Number: ISOPE-I-17-204
... to quantify the positioning performance including the aspects of positioning accuracy and power consumption. The synthesized criterion concerns how well the vessel is positioned rather than how large of the environmental conditions that the vessel can counteract. A semisubmersible employed with eight azimuth...
Proceedings Papers
Study on the Re-liquefaction Processing for Boil off Gas System of Floating Offshore LNG Bunkering Terminal
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Paper presented at the The 26th International Ocean and Polar Engineering Conference, June 26–July 2, 2016
Paper Number: ISOPE-I-16-049
... load power of FLBT and re-liquefaction process power consumption. 849 Figure 3. BOG amount according to FLBT schedules MODELING AND OPTIMIZATION Simulation Basis LNG and BOG feed gas composition for simulations are same as Table 1. The re-liquefaction capacity is 3.2 ton per hr. Table 4. Simulation...
Proceedings Papers
Floating Liquid Natural Gas(FLNG) Liquefaction Process Analysis for South China Sea Deep Water Gas Field
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Paper presented at the The Twenty-fifth International Ocean and Polar Engineering Conference, June 21–26, 2015
Paper Number: ISOPE-I-15-105
... that propane pre-cooling and dual nitrogen expansion sub-cooling(C3-DN2) is recommended as the liquefaction process for target gas field because of good adaptability characteristics such as low compression power consumption, easy to modularization, small footprint space, preventing sloshing, good shut-down...
Proceedings Papers
Optimal Constrained Thrust Allocation for Ship Dynamic Positioning System under Changeable Environments
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Paper presented at the The Twenty-fifth International Ocean and Polar Engineering Conference, June 21–26, 2015
Paper Number: ISOPE-I-15-633
... optimization problem azimuth thruster thrust allocation problem changeable environment ship thruster algorithm allocation result thrust limit artificial intelligence upstream oil & gas allocation university subsea system power consumption optimal thrust allocation thrust allocation...
Proceedings Papers
Comparison of Time Domain Simulation and Steady State Capability Analysis of Dynamic Positioning
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Paper presented at the The Twenty-fifth International Ocean and Polar Engineering Conference, June 21–26, 2015
Paper Number: ISOPE-I-15-290
... system steady state analysis azimuth thruster optimization problem static analysis capability plot ship state analysis allocation artificial intelligence module thrust allocation fossen thruster constraint power consumption thrust utilization rate result dynamic simulation Comparison...
Proceedings Papers
Adaptive Power Supply Switching by Auto-defined Multiplexer in an Underwater Junction Box for the Marine Observatory
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Paper presented at the The Twenty-fourth International Ocean and Polar Engineering Conference, June 15–20, 2014
Paper Number: ISOPE-I-14-192
... wind energy power module renewable energy instrument sensor controller voltage adaptive power supply relay transmission underwater junction box observatory monitoring environmental monitoring offshore wind farm module power consumption power loss Adaptive Power Supply Switching...
Proceedings Papers
Propulsive Performance of an Underwater Soft Biomimetic Batoid Robot
Available to PurchaseAudren Cloitre, Bruce Arensen, Nicholas M. Patrikalakis, Kamal Youcef-Toumi, Pablo Valdivia Y Alvarado
Paper presented at the The Twenty-fourth International Ocean and Polar Engineering Conference, June 15–20, 2014
Paper Number: ISOPE-I-14-257
... Abstract This paper presents theoretical and experimental work on the characterization of power consumption, speed, and stall thrust (the forward force produced by the robot while being held stationary) of an underwater robot that mimics the swimming kinematics of the common stingray...
Proceedings Papers
Design and Power Management of a Wind-Solar Powered Polar Rover
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Paper presented at the The Twenty-fourth International Ocean and Polar Engineering Conference, June 15–20, 2014
Paper Number: ISOPE-I-14-076
... power consumption simple approach power management chinese zhongshan station linear actuator robotic rover sustainable development Design and Power Management of a Wind-Solar Powered Polar Rover Jiao Chen, Jianhong Liang, Tianmiao Wang, Taoyi Zhang, Yao Wu Department of Mechanical Engineering...
Proceedings Papers
Impact of Thruster Failure On Mooring-assisted Dynamic Positioning System
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Paper presented at the The Twenty-second International Offshore and Polar Engineering Conference, June 17–22, 2012
Paper Number: ISOPE-I-12-345
.... By numerical simulations, the impacts of different thruster failure modes on the offset and power consumption of the platform are calculated and compared. Finally, some feasible ways are proposed to reduce the failure impact so as to improve positioning accuracy and reduce power consumption. INTRODUCTION...
Proceedings Papers
On the Thrust Efficiency of an IPMC Actuated Robotic Swimmer: Dynamic Modeling And Experimental Investigation
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Paper presented at the The Twenty-second International Offshore and Polar Engineering Conference, June 17–22, 2012
Paper Number: ISOPE-I-12-318
... presented. The parameters of the model were derived through fundamental character of IPMC. Robotic swimmer experiments are conducted on a towing system to validate the model. The thrust force, power consumption were simultaneously measured on the experimental device. The results showed that the model can...
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