Jim Cowart, Ph.D., PE

Professor
Mechanical Engineering Department
United States Naval Academy
590 Holloway Road
Annapolis, MD 21402-5042
410-293-6515
cowart@usna.edu 

EDUCATION
MIT, PhD, Mechanical Engineering
MIT, SM, Mechanical Engineering
University of Michigan, Ann Arbor, MBA (incomplete)
 University of California, Davis, BS, Mechanical Engineering

RESEARCH AREAS
Engines, Fuels and Combustion
History of Technology

PROFESSIONAL EXPERIENCE

University of Maryland, Lecturer
MIT, Research Staff    
University of Connecticut, Asst. Professor in Residence and Assoc. Department Head
Ford Motor Company, Product Development Engineer
Various consulting activities

 TECHNICAL PAPERS & PATENTS – please see Google Scholar

• Physical properties and diesel engine combustion of blends of alcohols with military jet fuel JP-5
  DL Prak, J Cowart, Fuel 371, 132070 2024
• Evaluating the thermal, mechanical and swelling behavior of novel silicone and polyurethane additively manufactured O-rings in the presence of organic liquids and military fuels
  DJ Luning Prak, P Costello, M Novack, BW Baker, JS Cowart, DP Durkin
  Journal of Elastomers & Plastics, 00952443241258469 2024
• The impact of navy jet fuel (JP-5) and diesel fuel (F-76) on the swelling and tensile strength of additivity-manufactured and commercially-manufactured O-rings
  DL Prak, D Fohner, J Neubauer, T Dickerson, J Cowart, B Baker
  Fuel 354, 129291 2023
• Undecane and n-Alkylcyclohexanes Binary Mixtures: Densities and Speeds of Sound between 288.15 and 333.15 K and Viscosities between 293.15 and 323.15 K …
  DJ Luning Prak, JS Cowart
  Journal of Chemical & Engineering Data 68 (12), 3208-3221 2023
• Predicting Diesel Engine Cetane Number and Similarity for Newer Commercial Sustainable Aviation Fuels
  J Cowart, T Dickerson, D Luning Prak
  Internal Combustion Engine Division Fall Technical Conference 87561, V001T02A004 2023
• Engine O-Rings Produced Using Additive Manufacturing
  D Luning-Prak, B Baker, J Cowart
  SAE Technical Paper 2023
• Additively manufactured O-rings: Tensile strength and swelling behavior in the presence of gasoline and surrogate mixtures
  NJ Adams, BW Baker, JL VanBriesen, DP Durkin, JS Cowart, JJ Schubbe
  Journal of Materials Engineering and Performance 32 (2), 803-815 2023
• Using Machine Learning to Predict Derived Cetane Number and Fuel Similarity
  J Cowart, T Dickerson, A McDaniel, D Luning Prak
  Internal Combustion Engine Division Fall Technical Conference 86540, V001T02A004 2022
• Swelling behavior and tensile strength of additively manufactured and commercial O-rings in the presence of linear, branched, cyclic, and aromatic compounds and alcohols
  DJ Luning Prak, NJ Adams, JL VanBriesen, JS Cowart, JS Schubbe
  Journal of Elastomers & Plastics 54 (6), 937-958 2022
• Swelling behavior and tensile strength of additively manufactured and commercial O-rings in the presence of linear, branched, cyclic, and aromatic compounds and alcohols
  DJL Prak, NJ Adams, JL VanBriesen, JS Cowart, JS Schubbe, BW Baker
  JOURNAL OF ELASTOMERS AND PLASTICS 2022
• Density, viscosity, speed of sound, flash point, bulk modulus, and surface tension of mixtures of military jet fuel JP-5 and biodiesels dataset
  DL Prak, M Hamilton, R Banados, J Cowart
  Data in Brief 41, 107849 2 2022
• Combustion and physical properties of blends of military jet fuel JP-5 with fifteen different methyl ester biodiesels synthesized from edible and nonedible oils
  DL Prak, M Hamilton, R Banados, J Cowart
  Fuel 311, 122503 2022
• Formulation of 7-component surrogate mixtures for military jet fuel and testing in diesel engine
  DJ Luning Prak, GR Simms, T Dickerson, A McDaniel, JS Cowart
  ACS omega 7 (2), 2275-2285 2022
• Primary & Secondary Reference Fuel Effects as a Function of Compression Ratio in a CFR Diesel Engine
  K Burnett, A Gupta, D Luning Prak, J Cowart
  Internal Combustion Engine Division Fall Technical Conference 85512, V001T04A002 2021
• A fundamental thermodynamic investigation of compression ratio effects in relation to diesel engine size
  K Burnett, A Gupta, D Luning Prak, J Cowart
  Internal Combustion Engine Division Fall Technical Conference 85512, V001T05A002 2021
• Cetane number, derived cetane number, and cetane index: When correlations fail to predict combustibility
  DL Prak, J Cooke, T Dickerson, A McDaniel, J Cowart
  Fuel 289, 119963 2021
• Impact of low flash point compounds (hydrocarbons containing eight carbon atoms) on the flash point of jet fuel and n-dodecane
  DJL Prak, GR Simms, M Hamilton, JS Cowart
  Fuel 286, 119389 2021
• The Relationship Between Steady-State Cetane Combustion Changes and Cold Start Engine Performance
  G Simms, S Fischer, J Cooke, L Hamilton, D Luning Prak, J Cowart
  Internal Combustion Engine Division Fall Technical Conference 84034, V001T02A001 2020
• Reducing fuel consumption of spark ignition engines
  R Eckhardt, LD Nichols, JS Cowart, DB Cope
  US Patent App. 16/673,877 2020
• Properties of Binary Mixtures of 2,2,4,6,6-Pentamethylheptane (iso-Dodecane) with iso-Butylbenzene, sec-Butylbenzene, tert-Butylbenzene, or 1,3 …
  D Luning Prak, JS Cowart
  Journal of Chemical & Engineering Data 65 (9), 4699-4711