"Strategies for Optimization of Diesel-Ignited Propane Dual Fuel Combus" by Chad Duane Carpenter
 

Theses and Dissertations

Issuing Body

Mississippi State University

Advisor

Srinivasan, Kalyan K.

Committee Member

Krishnan, Sundar R.

Committee Member

Walters, D. Keith

Date of Degree

12-14-2013

Document Type

Graduate Thesis - Open Access

Major

Mechanical Engineering

Degree Name

Master of Science

College

James Worth Bagley College of Engineering

Department

Department of Mechanical Engineering

Abstract

A 12.9 L heavy duty compression ignition engine was tested with strategies for dual fuel optimization. The effects of varied intake manifold pressure as well as split-injection strategies at a load of 5 bar BMEP and 85 PES were observed. These results were used to allow testing of split-injection strategies at a higher load of 10 bar BMEP at 70 PES that were void of MPRR above 2000 kPa/CAD. The split-injection strategies at 5 bar BMEP showed that lower BSNOx can be achieved with minimal drop in FCE. Varying intake manifold pressure revealed that combustion occurs earlier in a cycle with increasing intake manifold pressure and indirectly increasing FCE. A load of 10 bar BMEP at 70 PES should only use split-injection strategy to maintain load without high MPRR as efficiency drops with dependency on the second injection.

URI

https://hdl.handle.net/11668/19057

Comments

dual fuel||diesel ignited propane||compression ignition engine

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