A review of energy loss reduction technologies for internal combustion engines to improve brake thermal efficiency

Z Wang, S Shuai, Z Li, W Yu - Energies, 2021 - mdpi.com
Today, the problem of energy shortage and climate change has urgently motivated the
development of research engaged in improving the fuel efficiency of internal combustion …

Summary of turbocharging as a waste heat recovery system for a variable altitude internal combustion engine

Q Peng, R Liu, G Zhou, X Zhao, S Dong, Z Zhang… - ACS …, 2023 - ACS Publications
The increase in altitude causes the decrease in internal combustion engine power and the
increase in pollutant emission. Converting waste heat into more useful forms of energy …

A matching method for Twin-VGT systems under varying expansion ratios at high altitudes

Z Zhang, Q Peng, R Liu, S Dong, G Zhou, Z Liu, X Zhao… - Energy, 2024 - Elsevier
In this study, we established a matching method for a twin variable geometry turbocharging
(Twin-VGT) system under varying expansion ratios at high altitudes. In addition, we …

Thermodynamic analysis on coupling characteristic of Twin-VGT and fuel injection parameters at variable altitudes

Z Zhang, R Liu, S Dong, G Zhou, Z Liu… - Energy Sources, Part …, 2022 - Taylor & Francis
The decrease of inlet charge and mismatch of air and fuel are main reasons for the decrease
of engine performance at variable altitudes. Understanding coupling mechanism between …

Assessment of a twin-entry turbine efficiency model including momentum exchange between branches

J Galindo, JR Serrano, LM García-Cuevas… - International Journal of …, 2023 - Elsevier
Radial twin-entry turbines standard maps have limited data available for fitting model
parameters since they usually provide information only at full and partial admission …

Experimental Study on the Flow Characteristics of Two-Stage Variable Turbines in a Twin-VGT System

Q Peng, Z Zhang, G Zhou, S Dong, X Zhao, H Zhang… - Energies, 2023 - mdpi.com
The twin variable geometry turbocharger (VGT) System, through efficient use of exhaust
energy, maximizes internal combustion engine (ICE) power, reduces exhaust emissions and …

Characterization of energy distribution and efficiency in a modern heavy-duty diesel engine

A Thiruvengadam, S Pradhan, P Thiruvengadam… - … International Journal of …, 2020 - JSTOR
This study presents an assessment focused on benchmarking the energy distribution and
engine efficiency of a pre-2014, United States Environmental Protection Agency (USEPA) …

Experimental investigation on combustion and performance of diesel engine under high exhaust back pressure

L Huang, J Liu, R Liu, Y Wang, L Liu - Machines, 2022 - mdpi.com
The use of exhaust gas recirculation, complex after-treatment systems, advanced technology
of high-strength engines, and underwater exhaust will lead to increased diesel exhaust back …

Review of Research on Asymmetric Twin-Scroll Turbocharging for Heavy-Duty Diesel Engines

J Jin, J Wang, C Zhang, T Cao - SAE International Journal of Commercial …, 2024 - sae.org
Asymmetric twin-scroll turbocharging technology, as one of the effective technologies for
balancing fuel economy and nitrogen oxide emissions, has been widely studied in the past …

Effect of the design parameters of induced structures on the sensitivity of compressor efficiency and static pressure of induced structure inlets

F Zhu, C Ma, Z Wang, S Chen… - Proceedings of the …, 2023 - journals.sagepub.com
A gas-entraining diffuser exhaust gas recirculation (EGR) was proposed to induce the entry
of the exhaust gas into the diffuser, to completely utilize the lower static pressure at the …