Study of the vortex-induced pressure excitation source in a Francis turbine draft tube by particle image velocimetry

A Favrel, A Müller, C Landry, K Yamamoto… - Experiments in …, 2015 - Springer
Francis turbines operating at part-load experience the development of a precessing
cavitation vortex rope at the runner outlet, which acts as an excitation source for the …

Numerical research of the in-cylinder natural gas stratification in a natural gas-diesel dual-fuel marine engine

Z Lu, M Ma, T Wang, T Lu, H Wang, Y Feng, L Shi - Fuel, 2023 - Elsevier
The urgent need for decarbonization and emission reduction for marine engines is driving
the development of alternative low-carbon fuels. One of the best alternative fuels for engines …

An efficient approach to improve thermal efficiency on a low-speed two-stroke marine diesel engine

Z Lu, T Lu, L Shi, T Wang, H Wang, M Liu - Fuel, 2022 - Elsevier
To increase the intensity of the swirl motion and further optimize the combustion
characteristics, an efficient approach named cylinder gas recirculation (CGR) is proposed in …

Numerical analysis of the scavenge flow and convective heat transfer in large two-stroke marine diesel engines

E Sigurdsson, KM Ingvorsen, MV Jensen, S Mayer… - Applied Energy, 2014 - Elsevier
A novel computational fluid dynamics (CFD) model is presented for the study of the
scavenging process and convective heat transfer in a large two-stroke low-speed uniflow …

Improving the fuel/air mixing and combustion process in a low-speed two-stroke engine by the IFA strategy under EGR atmosphere

T Lu, Z Lu, L Shi, T Wang, M Liu, H Wang - Fuel, 2021 - Elsevier
Abstract Exhaust Gas Recirculation (EGR) is one of the most effective in-cylinder NOx
emission reduction methods to meet the Tier III standards, but the introduction of the exhaust …

[HTML][HTML] Effect of scavenge port angles on flow distribution and performance of swirl-loop scavenging in 2-stroke aircraft diesel engine

XU Zheng, JI Fenzhu, D Shuiting, Z Yunhai, Z Yu… - Chinese Journal of …, 2021 - Elsevier
Abstract Swirl-Loop Scavenging (SLS) improves the performance of 2-stroke aircraft diesel
engine because the involved swirl may not only benefit the scavenging process, but also …

Research on the characteristics of the exhaust energy splitting method for the two-stroke low speed marine diesel engine

Y Lu, Z Pan, F He, G Zhou - Applied Thermal Engineering, 2024 - Elsevier
Efficient waste heat recovery (WHR) is the key to improve the thermal efficiency of the
marine diesel engine and reduce the cost. According to the characteristics of long stroke of …

Numerical research of the injected exhaust gas recirculation strategy on a two-stroke low-speed marine diesel engine

Z Lu, M Liu, L Shi, T Wang, T Lu, H Wang - Energy, 2022 - Elsevier
To meet the stringent emissions legislation and higher fuel economy requirements of the low-
speed two-stroke marine diesel engine, a new method named Injected Exhaust Gas …

Flow characteristics in a scaled-up multi-inlet vortex nanoprecipitation reactor

Z Liu, M Ramezani, RO Fox, JC Hill… - Industrial & …, 2015 - ACS Publications
The microscale multi-inlet vortex reactor (MIVR) has been developed for use in flash
nanoprecipitation, a technique to generate functional nanoparticles. A scaled-up MIVR is …

Dynamic delayed detached eddy simulation of a multi‐inlet vortex reactor

Z Liu, A Passalacqua, MG Olsen, RO Fox… - AIChE Journal, 2016 - Wiley Online Library
The multi‐inlet vortex reactor (MIVR) is used for flash nanoprecipitation to manufacture
functional nanoparticles. A validated computational fluid dynamics model is needed for the …