Results 1 to 10 of about 1,653,077 (209)

An Ensemble-Based Approach to Anomaly Detection in Marine Engine Sensor Streams for Efficient Condition Monitoring and Analysis. [PDF]

open access: yesSensors (Basel), 2020
This study proposes an unsupervised anomaly detection method using sensor streams from the marine engine to detect the anomalous system behavior, which may be a possible sign of system failure. Previous works on marine engine anomaly detection proposed a
Kim D, Lee S, Lee J.
europepmc   +2 more sources

Comparative Study on Health Monitoring of a Marine Engine Using Multivariate Physics-Based Models and Unsupervised Data-Driven Models

open access: yesMachines, 2023
The marine engine is a complex-structured multidisciplinary system that operates in a harsh environment involving high temperatures and pressures and gas/fluid/solid interactions.
Chao Fu   +6 more
doaj   +2 more sources

Experiment Study of Ignition Characteristics in An Axial-flow-injector Burner for Stirling Engine [PDF]

open access: yesE3S Web of Conferences, 2021
To investigate the ignition characteristics of an axial-flow injection burner for a Stirling engine, a combustion chamber was designed. Diesel was used as fuel and oxygen as oxidant.
Kun Liu   +4 more
doaj   +1 more source

Analysis and Experimental Validation of the Tribological and Dynamic Characteristics of Journal Bearings [PDF]

open access: yesE3S Web of Conferences, 2021
Sliding bearings are the main kinematic pair of a Stirling engine, and one of the main sources of friction power loss and excitation force. There is a coupling effect between the lubrication state and the excitation force.
Yang Xin   +4 more
doaj   +1 more source

Effects of initial conditions on MILD combustion for diesel in a constant pressure combustion bomb

open access: yesEnergy Reports, 2021
The experimental and computational studies for MILD combustion of diesel were conducted in this paper. The experiment was carried out in a constant pressure bomb and the computation was completed with the SAGE combustion model.
Jian Lan   +5 more
doaj   +1 more source

Dynamic and tribological coupling analysis of journal bearing based on dynamic substructure

open access: yesZhongguo Jianchuan Yanjiu, 2021
ObjectivesThis paper studies the dynamic and tribological characteristics of the main journal bearing, and the coupling relationship between them.
Xin YANG   +4 more
doaj   +1 more source

The Impact of Ammonia Fuel on Marine Engine Lubrication: An Artificial Lubricant Ageing Approach

open access: yesLubricants, 2023
Ammonia is a prospective zero-carbon-emission fuel for use in large marine diesel engines. Current research focuses on several technical aspects, such as injection strategies or exhaust gas aftertreatment options, but investigations regarding the impact ...
A. Agocs   +5 more
semanticscholar   +1 more source

Residual life prediction for marine diesel turbocharger based on Wiener process

open access: yesZhongguo Jianchuan Yanjiu, 2022
ObjectivesIn view of the difficulty of collecting the full life cycle performance degradation data of a marine diesel turbocharger, a life prediction model based on the Weiner process is proposed to predict the residual life of the turbocharger ...
Siheng ZHAO, Hang ZHOU, Shaowei ZHOU
doaj   +1 more source

A numerical study of the influence of pilot fuel injection timing on combustion and emission formation under two-stroke dual-fuel marine engine-like conditions

open access: yesFuel, 2022
Stricter regulations imposed on emissions are motivating the scientific community to consider studying alternative fuels to achieve low emission, high efficient dual-fuel (DF) marine engines. In this context, three dimensional computational fluid dynamic
A. Nemati   +4 more
semanticscholar   +1 more source

Dynamic response and emergency measures under failure conditions of sCO2 Brayton cycle

open access: yesEnergy Science & Engineering, 2022
The sCO2 Brayton cycle has gained interest because of its flexibility and ability to provide higher thermomechanical conversion efficiency. Studies on failure conditions and corresponding emergency measures are of great significance to ensure the safety ...
Rui Wang   +7 more
doaj   +1 more source

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