Modeling the performance characteristics of hydrogen engine with fuel injection systems using GT-Power

This study was addressed the effect of speed on engine performance for 1-cylinder for port and direct injection fuel systems. GT- power utilized to develop the model for port injection and direct injection hydrogen fuel systems. This port injection was installed before the cylinder head for port inj...

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Main Author:	Mohd Adzahari, Adnan
Format:	Undergraduates Project Papers
Language:	English
Published:	2009
Subjects:	TJ Mechanical engineering and machinery
Online Access:	http://umpir.ump.edu.my/id/eprint/997/ http://umpir.ump.edu.my/id/eprint/997/ http://umpir.ump.edu.my/id/eprint/997/1/Mohd_Adzahari_Adnan.pdf

id	ump-997
recordtype	eprints
spelling	ump-9972015-03-03T07:48:12Z http://umpir.ump.edu.my/id/eprint/997/ Modeling the performance characteristics of hydrogen engine with fuel injection systems using GT-Power Mohd Adzahari, Adnan TJ Mechanical engineering and machinery This study was addressed the effect of speed on engine performance for 1-cylinder for port and direct injection fuel systems. GT- power utilized to develop the model for port injection and direct injection hydrogen fuel systems. This port injection was installed before the cylinder head for port injection and injection timing are 74.01 g/sec at 5 º before top dead center for direct injection hydrogen fueled system and inducted with low pressure about 1bar – 2bar for port injection while 80bar for direct injection. Air-fuel ratio was varied from rich limit (AFR=22.88) to a lean limit (AFR=68.66) when the engine speed constant at 3000 rpm. The rotational engine speed was varied from 1000 to 6000 rpm when the air-fuel ratio constant at 34.33 at stoichiometric condition. The obtained results seen that the engine speed and air-fuel ratio are greatly influence on the Brake Mean Effective Pressure (BMEP), Brake Specific Fuel Consumption (BSFC). It also seen that the decreases of the BMEP with increase of the engine speed, however, increase the brake specific fuel consumption (BSFC). The optimum minimum value of BSFC occurred within a range AFR from 38.14(φ=0.9 to 42.91 (φ= 0.8) for selected range of speed. The higher volumetric efficiency emphasizes that the direct injection hydrogen fuel system is a strong method solution to solve the problem of the low volumetric efficiencies of hydrogen engine. Maximum brake torque for hydrogen engine occurs at lower speed compared with gasoline. The present contribute suggests that the direct injection hydrogen fuel supply system as a strong method for solving the power, torque and abnormal combustion problems. 2009 Undergraduates Project Papers NonPeerReviewed application/pdf en http://umpir.ump.edu.my/id/eprint/997/1/Mohd_Adzahari_Adnan.pdf Mohd Adzahari, Adnan (2009) Modeling the performance characteristics of hydrogen engine with fuel injection systems using GT-Power. Faculty of Mechanical Engineering, Universiti Malaysia Pahang. http://iportal.ump.edu.my/lib/item?id=chamo:46018&theme=UMP2
repository_type	Digital Repository
institution_category	Local University
institution	Universiti Malaysia Pahang
building	UMP Institutional Repository
collection	Online Access
language	English
topic	TJ Mechanical engineering and machinery
spellingShingle	TJ Mechanical engineering and machinery Mohd Adzahari, Adnan Modeling the performance characteristics of hydrogen engine with fuel injection systems using GT-Power
description	This study was addressed the effect of speed on engine performance for 1-cylinder for port and direct injection fuel systems. GT- power utilized to develop the model for port injection and direct injection hydrogen fuel systems. This port injection was installed before the cylinder head for port injection and injection timing are 74.01 g/sec at 5 º before top dead center for direct injection hydrogen fueled system and inducted with low pressure about 1bar – 2bar for port injection while 80bar for direct injection. Air-fuel ratio was varied from rich limit (AFR=22.88) to a lean limit (AFR=68.66) when the engine speed constant at 3000 rpm. The rotational engine speed was varied from 1000 to 6000 rpm when the air-fuel ratio constant at 34.33 at stoichiometric condition. The obtained results seen that the engine speed and air-fuel ratio are greatly influence on the Brake Mean Effective Pressure (BMEP), Brake Specific Fuel Consumption (BSFC). It also seen that the decreases of the BMEP with increase of the engine speed, however, increase the brake specific fuel consumption (BSFC). The optimum minimum value of BSFC occurred within a range AFR from 38.14(φ=0.9 to 42.91 (φ= 0.8) for selected range of speed. The higher volumetric efficiency emphasizes that the direct injection hydrogen fuel system is a strong method solution to solve the problem of the low volumetric efficiencies of hydrogen engine. Maximum brake torque for hydrogen engine occurs at lower speed compared with gasoline. The present contribute suggests that the direct injection hydrogen fuel supply system as a strong method for solving the power, torque and abnormal combustion problems.
format	Undergraduates Project Papers
author	Mohd Adzahari, Adnan
author_facet	Mohd Adzahari, Adnan
author_sort	Mohd Adzahari, Adnan
title	Modeling the performance characteristics of hydrogen engine with fuel injection systems using GT-Power
title_short	Modeling the performance characteristics of hydrogen engine with fuel injection systems using GT-Power
title_full	Modeling the performance characteristics of hydrogen engine with fuel injection systems using GT-Power
title_fullStr	Modeling the performance characteristics of hydrogen engine with fuel injection systems using GT-Power
title_full_unstemmed	Modeling the performance characteristics of hydrogen engine with fuel injection systems using GT-Power
title_sort	modeling the performance characteristics of hydrogen engine with fuel injection systems using gt-power
publishDate	2009
url	http://umpir.ump.edu.my/id/eprint/997/ http://umpir.ump.edu.my/id/eprint/997/ http://umpir.ump.edu.my/id/eprint/997/1/Mohd_Adzahari_Adnan.pdf
first_indexed	2023-09-18T21:53:44Z
last_indexed	2023-09-18T21:53:44Z
_version_	1777413940037287936

Modeling the performance characteristics of hydrogen engine with fuel injection systems using GT-Power

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