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Autonomous Operation of Electronically Controlled Diesel Engines on a Multitude of Fuels Using Ion Current and Other Combustion Sensors

WSU researchers have developed a method to enable advanced diesel engines to operate properly on fuels of different chemical and physical properties. This technology will allow conventional diesel engines to precisely adjust the operating parameters to meet the production goals in fuel economy and emissions at a relatively low cost. With the increase...

Published: 2/6/2014 | Inventor(s): Naiem Henein, Tamer Badawy

Keywords(s):

Category(s): Physical Sciences, Automotive & Transportation, Powertrain, Energy & Environment, Renewable Fuels, Sensors

Simultaneous Ion Sensing and Gas sampling in Combustion Engine Cylinders and Other Combustion Systems

Through the investigation of the sources of ionization in internal combustion engines, Wayne State University researchers have developed an invention to measure both ionization and gas sampling. Measurement of species such as NO, CO and CO2 produced in the combustion chamber throughout the engine cycle help to understand combustion behavior at...

Published: 3/31/2014 | Inventor(s): Naiem Henein, Tamer Badawy, Fadi Estefanous

Keywords(s):

Category(s): Electronics, Automotive & Transportation, Physical Sciences, Powertrain, Sensors, Other

In-Cylinder Cycle-by-Cycle NOx Measuring Technique in Spark Ignited Engines

Currently, there is no technique that determines the quantity of NOx present at the end of the combustion cycle in spark ignited engines. Existing technologies for measuring NOx in spark ignited engines are limited to slow response sensors placed in the engine exhaust. Wayne State University researchers have developed a novel technique to determine...

Published: 2/6/2014 | Inventor(s): Naiem Henein, Fadi Estefanous, Tamer Badawy

Keywords(s):

Category(s): Electronics, Automotive & Transportation, Physical Sciences, Powertrain, Sensors

In-Cylinder Cycle-by-Cycle Soot Measuring Technique in Diesel Engines

Currently there is no device or technology to allow for onboard soot measurement in diesel engine vehicles. Wayne State University researchers have developed a technique which utilizes the ion current signal produced from an ion current sensor installed in the combustion chamber of each cylinder to determine the quantity of soot present in the cylinder...

Published: 2/6/2014 | Inventor(s): Fadi Estefanous, Tamer Badawy, Naiem Henein

Keywords(s):

Category(s): Physical Sciences, Automotive & Transportation, Powertrain, Energy & Environment, Sensors, Other

Fuel Injector to Work as an Ionization Sensor and as an Injection Signal Detector in Electronically Controlled Fuel Injection Systems in Diesel and Direct Injection Gasoline Engines

Wayne State researchers have created an invention which uses one element in the engine, the fuel injector, to perform four tasks, injecting fuel, acting as an injection pulse detector, operating as a fuel injector malfunction detector and working as an ion sensor without modifying the fuel injector. Internal combustion engine control has become more...

Published: 2/6/2014 | Inventor(s): Fadi Estefanous

Keywords(s):

Category(s): Electronics, Automotive & Transportation, Physical Sciences, Powertrain, Sensors, Other

A High Efficiency Booster for Automotive and Other Applications

WSU faculty developed a high efficiency booster useful in devices where the gas turbine is the primary source of power and in hybrid automotive engines. Boosters are currently used in hybrid automotive engines or in stationary plants for the purpose of increasing the power output of the gas turbine. It is generally accepted that a good power producing...

Published: 2/6/2014 | Inventor(s): Vladimar Sheyman, Mulchand Rathod

Keywords(s): Engine, Transportation

Category(s): Automotive & Transportation, Physical Sciences, Powertrain