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TECHNICAL PAPERS: Injection and Fuel Air Mixture Preparation

Development of Micro-Diesel Injector Nozzles via Microelectromechanical Systems Technology and Effects on Spray Characteristics

[+] Author and Article Information
S. Baik

Department of Mechanical Engineering, University of Wisconsin-Madison, Madison, WI 53706

J. P. Blanchard, M. L. Corradini

Department of Nuclear Engineering and Engineering Physics, University of Wisconsin-Madison, 1500 Engineering Drive, Madison, WI 53706

J. Eng. Gas Turbines Power 125(2), 427-434 (Apr 29, 2003) (8 pages) doi:10.1115/1.1559901 History: Received November 01, 2001; Revised April 01, 2002; Online April 29, 2003
Copyright © 2003 by ASME
Topics: Nozzles , Sprays , Drops , Orifices , Diesel
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References

Peterson,  K. E., 1982, “Silicon as a Mechanical Material,” Proc. IEEE, 70(5), pp. 420–457.
Guckel,  H., Christenson,  T., and Skrobis,  K., 1992, “Metal Micromechanisms via Deep X-Ray Lithography, Electroplating and Assembly,” J. Micromech. Microeng., 2, pp. 225–228.
Rogner,  A., Eicher,  J., Munchmeyer,  D., Peters,  R-P., and Mohr,  J., 1992, “The LIGA Technique—What are the New Opportunities,” J. Micromech. Microeng., 2, pp. 133–140.
Guckel, H., Skrobis, K., Christensen, T., and Klein, J., 1994, “Micromechanics for Actuators via Deep X-Ray Lithography,” Proc. SPIE’s 1994 Symposium on Microlithography, SPIE Press, San Jose, CA, pp. 39–47.
Guckel, H., 1995, “Deep X-Ray Lithography for Micromechanics and Precision Engineering,” Synchrotron Radiation Instrumentation (Invited), Advanced Photon Source, Argonne, IL.
Madou, M., 1997, Fundamentals of Microfabrication, CRC Press, Boca Raton, FL.
Gravesen,  P., Branebjerg,  J., and Jensen,  O., 1993, “Microfluidics a Review,” J. Micromech. Microeng. 3, pp. 168–182.
Gardner, R., Horn, W., Rhoades, M., Wells, M., and Yockey, S., 1989, “Silicon Mocromachined Compound Nozzle,” U.S. Patent Number 4828184.
Hamid, M., Kim, H., Im, K., Lai, M. Nuglisch, H., and Dressler, J., 2000, “Effect of Pressure Modulation on Micro-Machined Port Fuel Injector Performance,” Eighth International Conference on Liquid Atomization & Spray Systems, IOP Publishing Ltd., Pasadena, CA, pp. 546–551.
Snyder, H., 1997, “Efficient Liquid Atomization Using Gas Flows and Novel Micro-Machining Techniques,” Ph.D. thesis, University of Wisconsin, Madison, WI.
Kobori, S., Kamimoto, T., and Kosaka, H., 1996, “Ignition, Combustion and Emissions in a DI Diesel Engine Equipped With a Micro-Hole Nozzle,” SAE Paper No. 960321.
Siebers, D., and Higgins, B., 2001, “Flame Lift-Off on Direct-Injection Diesel Sprays Under Quiescent Conditions,” SAE Paper No. 2001-01-0530.
Baik, S., Goney, K. H., Kang, S., Murphy, J., Blanchard, J., and Corradini, M., 1999, “Development of Micro-Diesel Injector Nozzles via MEMS Technology and Initial Results for Diesel Sprays,” SAE Paper No. 1999-01-3645.
Baik, S., Kang, S., Blanchard, J., and Corradini, M., 2000, ‘Development of Micro-Diesel Injector Nozzles via MEMS Technology and Effects on Spray Characteristics,’ Eighth International Conference on Liquid Atomization & Spray Systems, Pasadena, CA, pp. 782–789.
Baik, S., Blanchard, J., Corradini, M., 2001, “Development of Micro-Diesel Injector Nozzles via MEMS Technology and Effects on Spray Characteristics,” SAE Paper No. 2001-01-0528.
Baik, S., 2001, “Development of Micro-Diesel Injector Nozzles via MEMS Technology and Effects on Spray Characteristics,” Ph.D. thesis, University of Wisconsin, Madison, WI.
Goney, K. H., and Corradini, M., 2000, “Isolated Effects of Ambient Pressure, Nozzle Cavitation and Hole Inlet Geometry on Diesel Injection Spray Characteristics,” SAE Paper No. 2000-01-2043.
El-beshbeeshy, M., Hodges, J., and Corradini, M., 1992, “Image Analysis of Diesel Sprays,” SAE Paper No. 921628.
Bower, G., and Foster, D., 1991, “A Comparison of the Bosch and Zuech Rate of Injection Meters,” SAE Paper No. 910724.
Lefebvre, A. H., 1989, Atomization and Sprays, Taylor and Francis, London.
Ashgriz,  N., and Poo,  J. Y., 1990, “Coalescence and Separation in Binary Collisions of Liquid Drops,” J. Fluid Mech., 221, pp. 183–204.

Figures

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Schematic view of nozzle cross section
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The single 40-micron orifice nozzle
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The 169-orifice nozzle with an orifice diameter of 40 microns
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Magnified view of the four triangular-shaped orifice nozzle
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Injection pressure profiles
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Drop sizes of single orifice nozzles measured using Malvern
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Transmittances of single orifice nozzles measured using Malvern
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Transmittances of single orifice nozzles measured at low injection pressures at a location 15∼25 mm from the nozzle tip using Malvern
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Drop sizes of single orifice nozzles at high injection pressures
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Spray images at high injection pressures (a) single 40-micron orifice nozzle at 4 ms (b) single 260-micron orifice nozzle at 1.5 ms
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Drop sizes of multiple orifice nozzles measured using Malvern
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Transmittances of multiple orifice nozzles measured using Malvern
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Drop sizes of multiple orifice nozzles at high-injection pressures
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Drop sizes of the single 100-micron circular orifice nozzle and the nozzles with noncircular orifices measured using Malvern
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Drop sizes of the single 100-micron circular orifice nozzle and the nozzles with noncircular orifices at high-injection pressures
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Drop sizes of shower head nozzles measured using Malvern
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Drop sizes of shower head nozzles at high-injection pressures
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Schematic diagrams of the sprays (a) single orifice nozzle (b) multiple orifice nozzle
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Drop sizes of the single 260-micron orifice nozzle and the 41-orifice nozzle with an orifice diameter of 40 micrometers
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Drop sizes of the single triangular-shaped orifice nozzle and the four triangular-shaped orifice nozzle

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