[HTML][HTML] Knocking combustion in spark-ignition engines

Z Wang, H Liu, RD Reitz - Progress in Energy and Combustion Science, 2017 - Elsevier
Knocking combustion research is crucially important because it determines engine
durability, fuel consumption, and power density, as well as noise and emission performance …

Stability improvement of high-pressure-ratio turbocharger centrifugal compressor by asymmetrical flow control—Part II: Nonaxisymmetrical self-recirculation casing …

X Zheng, Y Zhang, M Yang… - Journal of …, 2013 - asmedigitalcollection.asme.org
This is part II of a two-part paper involving the development of an asymmetrical flow control
method to widen the operating range of a turbocharger centrifugal compressor with high …

A comparison between Miller and five-stroke cycles for enabling deeply downsized, highly boosted, spark-ignition engines with ultra expansion

T Li, B Wang, B Zheng - Energy Conversion and Management, 2016 - Elsevier
It has been well known that the engine downsizing combined with intake boosting is an
effective way to improve the fuel conversion efficiency without penalizing the engine torque …

Oil shale processing, chemistry, and technology

V Oja, EM Suuberg - Fossil Energy, 2020 - Springer
This entry focuses on the chemical nature of oil shale, and some key aspects of its
conversion to oil. One of the first difficulties encountered in this field is deciding what starting …

Stability improvement of high-pressure-ratio turbocharger centrifugal compressor by asymmetric flow control—Part I: Non-axisymmetrical flow in centrifugal …

M Yang, X Zheng, Y Zhang… - Journal of …, 2013 - asmedigitalcollection.asme.org
This is Part I of a two-part paper documenting the development of a novel asymmetric flow
control method to improve the stability of a high-pressure-ratio turbocharger centrifugal …

A phenomenological model of knock intensity in spark-ignition engines

T Li, T Yin, B Wang - Energy Conversion and Management, 2017 - Elsevier
In experimental calibration of mass production spark-ignition (SI) engines, knocking cycles
are usually determined by a specified threshold of knock intensity (KI). In engine cycle …

Development and validation of a 5 stroke engine for range extenders application

A Kéromnès, B Delaporte, G Schmitz… - Energy Conversion and …, 2014 - Elsevier
A 5-stroke turbo-charged port-injection spark-ignition engine has been developed in the
present study for use as a range extender or series-hybrid main power source. The …

Stability improvement of a turbocharger centrifugal compressor by a nonaxisymmetric vaned diffuser

X Zheng, Z Sun, T Kawakubo… - Journal of …, 2018 - asmedigitalcollection.asme.org
The nonuniformity of the flow field induced by a nonaxisymmetric volute significantly
degrades the stability of a turbocharger centrifugal compressor. In this paper, a …

Influence of volute design on flow field distortion and flow stability of turbocharger centrifugal compressors

Z Sun, X Zheng, Z Linghu… - Proceedings of the …, 2019 - journals.sagepub.com
Volute-induced distortion of the flow field remarkably exacerbates the flow stability of
turbocharger centrifugal compressors; hence, reducing the flow field distortion by modifying …

Fuel conversion efficiency improvements in a highly boosted spark-ignition engine with ultra-expansion cycle

T Li, B Zheng, T Yin - Energy Conversion and Management, 2015 - Elsevier
A four-cylinder, intake boosted, port fuel injection (PFI), spark-ignition (SI) engine is modified
to a three-cylinder engine with the outer two cylinders working in the conventional four …