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Abstract
Exhaust emission and fuel consumption of a vehicle engine can be reduced by improving fuel atomization of an injection nozzle. Authors have already reported development of a new type of nozzle called Silicon Plate Nozzle (SPN) in order to improve fuel atomization by adopting micro-machining. This paper discusses combination of two SPNs which resulted in drastic improvement of fuel atomization. By combining two SPNs so that each rectangular aperture crossed with other, the fan-like spray was obtained. As a result, obtained Sauter Mean Diameter (SMD) of the fuel spray was 50μm or less at fuel pressure of 300kPa. This experimental results were confirmed by numerical analysis.
Journal
- JSME international journal. Ser. B, Fluids and thermal engineering [List of Volumes]
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JSME international journal. Ser. B, Fluids and thermal engineering 48(1), 99-105, 2005-02-15 [Table of Contents]
The Japan Society of Mechanical Engineers