... the entire trial runs, the nanoparticle concentration has been maintained constant. A series of the pictorial contours have been captured to understand the influence of the fuel impinging characteristics and reaction rates in the combustion chamber. The results revealed that CH 4 injection enhances...

...@nith.ac.in Contributed by the Internal Combustion Engine Division of ASME for publication in the J ournal of E nergy R esources T echnology . Fossil fuels are the primary source for world’s energy production due to their higher efficiency and cheap availability. Current scenario alarming...

.... As a result, many alternative fuels have been found and have been in use as an effective replacement in terms of combustion and emission performance characteristics. However, the noise and vibration characteristics also have to be tested for ensuring the comfortability. This research paper discusses...

..., it is important to investigate the technical feasibility of adapting these primary alcohols in existing SI engines. In this research, a multi-point port fuel injection (MPFI) system equipped SI engine was used for assessing and comparing the combustion, performance, and emission characteristics of various alcohol...

...Pritam Kumar; Barun Kumar Nandi This present work reports the combustion studies of coal, petroleum coke (PC) and biomass blends to assess the effects of the mustard husk (MH), wheat straw (WS), and flaxseed residue (FR) blending toward improvement of coal combustion characteristics. Ignition...

... of root mean square (RMS) acceleration, representing the amplitude of vibration. The combustion parameters considered are cylinder pressure, rate of pressure rise, heat release rate (HRR), and ignition delay. At higher loads, the vibration amplitude increases along with the cylinder pressure. The maximum...

...Xiuyong Shi; Yixiao Jiang; Qiwei Wang; Weiwei Qian; Rong Huang; Jimin Ni To analyze the influence of hydrous ethanol on the performance of the direct-injection engine, the three-dimensional simulation is carried out by using converge software coupled with the combustion mechanism of hydrous ethanol...

...Xiwen Deng; Zhan Feng; Jilin Lei; Yi Liu; Dewen Jia Intake pipe design is important for rotary engine performance due to great influence on in-cylinder flow and combustion characteristics. This paper analyzes the effect of intake pipe deflection angle on the performance of a gasoline rotary engine...

... was calculated using Wilmer’s heat transfer coefficient. Combustion process was defined as heat addition according to Vibe function and simultaneously converting fresh charge to combustion products. To account related losses, discharge drag, leakage, crevice volumes, and mean friction pressure were taken...

...Pritam Kumar; Barun Kumar Nandi This work presents the combustion characteristics of coal, petroleum coke (PC), rice straw (RS), mustard cake (MC), and their blends to assess the applicability of blended fuel for thermal power generation. Characterization results show that PC has the highest gross...

...) was investigated as an additive in this work. DTBP was shown to influence the combustion and emission properties of waste cooking oil biodiesel-diesel blends. The multi-objective response surface technique (MORSM) with Box-Behnken design was used to decrease the number of trials to conserve precious resources...

...Prabhakar Sharma; Avdhesh Kr. Sharma Experimental evaluation of cyclic variability or combustion instabilities of waste cooking oil biodiesel–diesel blends powered compression ignition engine is presented in this article. An advanced in-vehicle combustion analyzer armed with a piezoelectric...

.... The finite-rate chemistry model, along with a ten-species detailed kinetic mechanism, was employed to describe the H 2 -Air combustion chemistry. Three distinct operating conditions were simulated, corresponding to the same global equivalence ratio of unity but different fuel/air mass flowrates. For all...

...Wittison Kamei; Niranjan Sahoo; V. V. D. N. Prasad Gaseous hydrocarbon (HC) fuels or alcohols can partially replace diesel in compression ignition engines through the dual-fuel mode of combustion. However, such dual-fuel mode faces the challenges of high carbon monoxide (CO) and unburnt HC...

...Ming Zhai; Xinyu Wang; Yichi Zhang; Aidin Panahi; Peng Dong; Yiannis A. Levendis This investigation identified conditions at which corn straw ash melts and examined how this phenomenon affects the combustion of char residues. Corn straw was pelletized in cylinders and was burned at elevated...

... installation come from: biomass combustion, medical waste incineration, municipal waste incineration, solid fuels combustion in power plants, sewage sludge incineration, slag from metallurgical industry, and cement kiln dust. The technology has been confirmed in commercial installations in Brandon, Suffolk...

...Akhilendra Pratap Singh; Avinash Kumar Agarwal In this study, a single-cylinder research engine was used to investigate the comparative combustion, performance, and emissions characteristics of the engine in a premixed charge compression ignition (PCCI) mode combustion vis-a-vis baseline...

...Hamidreza Khodayari; Fathollah Ommi; Zoheir Saboohi The purpose of this study is to predict the pollutant emissions generated within an aero-engine combustor model using the computational fluid dynamics-chemical reactor network (CFD-CRN) approach by modeling combustion in highly swirled flows...

...Akhilendra Pratap Singh; Avinash Kumar Agarwal Spray analysis is used to characterize the fuel spray evolution and spray shape, which affects in-cylinder combustion and particulate emission characteristics of compression ignition (CI) engines. In this study, spray evolution of biodiesel blends...

...% of the carbon (C) content of coal particles. In order to know the coal combustion process better, it is important to specifically study the evolution of the coal macromolecule during combustion. In this paper, the structural evolution and the detailed oxidization reactions of a coal macromolecule during...