Search Results - "Guo, Genmiao"

Visual experiment of transient cavitating flow characteristics in the real-size diesel injector nozzle by He, Zhixia, Zhang, Zhengyang, Guo, Genmiao, Wang, Qian, Leng, Xianying, Sun, Shenxin

“…Cavitating flow inside diesel injector nozzles affects subsequent atomization behaviors and then spray characteristics which is decisive for diesel engine…”
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A review of controlling strategies of the ignition timing and combustion phase in homogeneous charge compression ignition (HCCI) engine by Duan, Xiongbo, Lai, Ming-Chia, Jansons, Marcis, Guo, Genmiao, Liu, Jingping

“…•The merits and demerits of the different combustion modes are comprehensively discussed.•Effective strategies are systematically reviewed to overcome the…”
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Experimental study the effects of various compression ratios and spark timing on performance and emission of a lean-burn heavy-duty spark ignition engine fueled with methane gas and hydrogen blends by Duan, Xiongbo, Li, Yangyang, Liu, Jingping, Guo, Genmiao, Fu, Jianqin, Zhang, Quanchang, Zhang, Shiheng, Liu, Weiqiang

“…To investigate effects of various compression ratios (CRs) and spark timing on characteristics of performance and emissions, a high CR six-cylinder heavy-duty…”
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Experimental and numerical investigation of the effects of low-pressure, high-pressure and internal EGR configurations on the performance, combustion and emission characteristics in a hydrogen-enriched heavy-duty lean-burn natural gas SI engine by Duan, Xiongbo, Liu, Yiqun, Liu, Jingping, Lai, Ming-Chia, Jansons, Marcis, Guo, Genmiao, Zhang, Shiheng, Tang, Qijun

“…•The detailed 1D simulation model of the hydrogen-enriched natural gas SI engine was built and validated.•The LP EGR, HP EGR, their combinations, and the…”
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Experimental investigation the impacts of injection strategies coupled with gasoline/ethanol blend on combustion, performance and emissions characteristics of a GDI spark-ignition engine by Li, Yangyang, Duan, Xiongbo, Liu, Yiqun, Liu, Jingping, Guo, Genmiao, Tang, Yonghao

“…•The single injection and double injection strategies investigated on the GDI engine.•The injection timing under single injection strategy had no apparent…”
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Experimental study on the effect of nozzle geometry on string cavitation in real-size optical diesel nozzles and spray characteristics by Chen, Zhou, He, Zhixia, Shang, Weiwei, Duan, Lian, Zhou, Han, Guo, Genmiao, Guan, Wei

“…Cavitation is quite important for the diesel spray atomization and the combustion of air–fuel mixture. In this study, a high-speed CMOS camera equipped with a…”
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Quantitative investigation the influences of the injection timing under single and double injection strategies on performance, combustion and emissions characteristics of a GDI SI engine fueled with gasoline/ethanol blend by Duan, Xiongbo, Li, Yangyang, Liu, Yiqun, Liu, Jingping, Wang, Shuqian, Guo, Genmiao

“…An experimental investigation of the single injection strategy and double injection strategy on the combustion phasing, performance and emissions…”
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Influence of single injection and two-stagnation injection strategy on thermodynamic process and performance of a turbocharged direct-injection spark-ignition engine fuelled with ethanol and gasoline blend by Duan, Xiongbo, Liu, Jingping, Tan, Yonghao, Luo, Baojun, Guo, Genmiao, Wu, Zhenkuo, Liu, Weiqiang, Li, Yangyang

“…•This study demonstrated the ability of two-stagnation injection strategy control on thermodynamic process and performance.•The combustion efficiency can be…”
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Numerical study on the effects of viscous heating and random rough surface on cavitating flow in fuel injection nozzles by Li, Chen, He, Zhixia, Guan, Wei, Han, Ting, Guo, Genmiao

“…A transient numerical model was developed to investigate cavitating flow in fuel injection nozzles, incorporating the effects of viscous heating and latent…”
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The cavitation flow and spray characteristics of gasoline-diesel blends in the nozzle of a high-pressure common-rail injector by He, Zhixia, Hu, Bihe, Wang, Jianquan, Guo, Genmiao, Feng, Zehao, Wang, Chuqiao, Duan, Lian

“…•The cavitation flow characteristics of the gasoline-diesel blends in the high-pressure nozzle and their impact on the spray are studied.•Small amounts of…”
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Numerical investigation of water injection quantity and water injection timing on the thermodynamics, combustion and emissions in a hydrogen enriched lean-burn natural gas SI engine by Wang, Jinfei, Duan, Xiongbo, Liu, Yiqun, Wang, Wukun, Liu, Jingping, Lai, Ming-Chia, Li, Yangyang, Guo, Genmiao

“…Water direct injection into the cylinder is one of effective ways to suppress the combustion rate and knocking combustion in turbocharged SI engine. In this…”
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Experimental investigation of the effects of injection strategies on cycle-to-cycle variations of a DISI engine fueled with ethanol and gasoline blend by Duan, Xiongbo, Liu, Jingping, Yuan, Zhipeng, Guo, Genmiao, Liu, Qi, Tang, Qijun, Deng, Banglin, Guan, Jinhuan

“…In this study, the main objective of the work was to evaluate the injection strategies on the cycle-to-cycle variations of a turbocharged DISI engine fueled…”
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Assessment of turbulence and cavitation models in prediction of vortex induced cavitating flow in fuel injector nozzles by He, Zhixia, Guan, Wei, Wang, Chuqiao, Guo, Genmiao, Zhang, Liang, Gavaises, Manolis

“…•RANS, LES and VLES model are used to assess predictive capabilities of string cavitation against experimental results.•SS, ZGB, HEM and modified ZGB model…”
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Effects of natural gas composition and compression ratio on the thermodynamic and combustion characteristics of a heavy-duty lean-burn SI engine fueled with liquefied natural gas by Duan, Xiongbo, Liu, Yiqun, Lai, Ming-Chia, Guo, Genmiao, Liu, Jingping, Chen, Zheng, Deng, Banglin

“…In this study, the effects of natural gas composition and compression ratio on thermodynamic and combustion characteristics were comprehensively investigated…”
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Investigations on interactions between vortex flow and the induced string cavitation characteristics in real-size diesel tapered-hole nozzles by Guan, Wei, He, Zhixia, Zhang, Liang, Guo, Genmiao, Cao, Tianyi, Leng, Xianyin

“…An experimental and computational study was carried out to investigate the characteristics of vortex-induced string-type cavitation in the real-size diesel…”
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Investigations of string cavitation and air back suction during injection duration in the scaled-up diesel fuel injection nozzle by Li, Chen, He, Zhixia, Guan, Wei, Guo, Genmiao, Bai, Tianyang, Hu, Bihe

“…•Submerged jet experiment can distinguish between sucked air and cavitation vapor.•Shaded area may be the sucked air or cavitation vapor, both can coexist in…”
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A comparative experimental study on emission characteristics of a turbocharged gasoline direct-injection (TGDI) engine fuelled with gasoline/ethanol blends under transient cold-start and steady-state conditions by Guo, Tao, Duan, Xiongbo, Liu, Yiqun, Liu, Jingping, Zhou, Xianjie, Li, Yangyang, Lai, Ming-chia, Guo, Genmiao

“…In this study, the emissions of a TGDI engine were experimentally investigated and compared under transient cold-start operating and steady-state operating…”
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Assessment of influences of needle lift and hole height on string cavitation in liquid injection by Guo, Genmiao, Bai, Tianyang, He, Zhixia, Guan, Wei, Yang, Kang, Li, Chen, Xu, Shuohan, Lu, Kang

“…•Modeling the dynamics of string cavitation inside the liquid injector employing the improved cavitation model.•A comprehensively evaluation of the driving…”
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Study of the effect of cavitation flow patterns in diesel injector nozzles on near-field spray atomization characteristics using a LES-VOF method by Hu, Bihe, He, Zhixia, Li, Chen, Deng, Yicheng, Guan, Wei, Zhang, Liang, Guo, Genmiao

“…•This study employed the Large Eddy Simulation (LES) coupled with Volume of Fluid (VOF) method to investigate the influence of various flow patterns on…”
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Effect of diesel/gasoline/HCB blends and temperature on string cavitating flow in common-rail injector nozzle by Wang, Jianquan, He, Zhixia, Duan, Lian, Zhou, Han, Zhong, Wenjun, Guo, Genmiao

“…•Gasoline/diesel/hydrogenated catalytic biodiesel blends are used.•String cavitation which is incepted by vortex is researched with a real-size optical…”
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