Project Lists



Start Date Funding Agency Title Abstract


2013 - July


NSF (National Science Foundation) A Coded Aperture Scheme for High Resolution Xray Tomography This Small Business Innovation Research Program (SBIR) Phase I project will evaluate the feasibility of utilizing a low-resolution X-Ray tomography system in tandem with a coded aperture scheme to obtain highly resolved profiles of deep holes.


2013 - July


USDA (U.S. Department of Agriculture) A particulate Mass Flux sensor for the Food Process Industry This This Phase I project will develop a particulate mass flux sensor for the food industry. Mass flux is the most important basic information required for smooth operation, control and failure analysis of continuous processes, and yet it has been the most difficult to measure for particulate systems. The main goal of the Phase I project is to evaluate the feasibility of a particulate mass flux sensor for food ingredients.


2012 - Aug


DOT (Department of Transportation) Installation of Rail Temperature Measurement Sensor on a Railcar This Small Business Innovation Research Phase III seeks to develop a sensor for installation on a railcar and operating at higher speeds. In addition, calibration tools and a complete operation manual will be developed for the optimized sensor, along with easily display/accessible health information and temperature data.



2012 - June


DOD (United States Department of Defense) Mapping Liquid Mass Fractions in Optically Dense Rocket Combustion Chambers This Small Business Innovation Research Phase 1 project will evaluate the feasibility of utilizing X-Ray tomography to map liquid mass fractions in optically dense sprays.  High fuel flow rate nozzles are ubiquitous in rocket propulsion, power generation, and transportation.  In these high flow rate nozzles, the local mass fraction of fuel is directly proportional to the local heat release rate, and therefore it impacts both the combustion stability and engine efficiency.

2012 - Jan
NASA (National Aeronautics and Space Administration) A Novel Flow Measurement System for Cryogenic Two-Phase Flow
This Small Business Innovation Research (SBIR) Phase I project seeks to develop a mass flow measurement system for non-conducting cryogenic propellant flow.  An electromagnetic flow meter will be developed to measure real-time liquid velocity information under single and two-phase flow conditions and an X-ray void fraction sensor will be developed to measure phase concentration and interfacial velocity information. The X-ray sensor will also be able to detect bubble existence in cryogenic propellant flow. The proposed system, when fully developed, will be used to measure propellant flow rate in rocket engine feed lines.
2011 - Aug NSF (National Science Foundation)

SBIR Phase II B: Line Scan X-Ray Tomography for In Cylinder Diagnosis

This Small Business Innovation Research (SBIR) Phase II B project seeks to develop a sound and novel Line Scan X-ray instrument to characterize turbulent sprays and flames inside a windowless combustor. This project will develop and evaluate a prototype system that will be used by the automotive and gas turbine industries. The goal of the project is a commercially available diagnostic technique for obtaining detailed characteristics of flames and sprays inside windowless combustors.
2010 - Sep DOT (Department of Transportation)

Phase II for the development of a rail temperature sensor This Small Business Innovative Research project will evaluate the feasibility of utilizing a low cost sensor to obtain rail temperatures from a moving train. The two innovative parts of the proposed sensor are a rugged four-wavelength high frequency sensor that accurately measures the natural radiation emitted by the rails, and an advanced algorithm that provides an emissivity compensated temperature from these measurements. The anticipated result of this SBIR project is the development and successful evaluation of a low cost temperature sensor that can be mounted directly under the carriage to obtain the temperature of the rails.
2010 - Aug NSF (National Science Foundation)

Phase II of Line Scan X-Ray Tomography for In Cylinder Diagnosis. This Small Business Innovation Research (SBIR) Phase II project seeks to develop a sound and novel Line Scan X-ray instrument to characterize turbulent sprays and flames inside a windowless combustor. This project will develop and evaluate a prototype system that will be used by the automotive and gas turbine industries. The goal of the project is a commercially available diagnostic technique for obtaining detailed characteristics of flames and sprays inside windowless combustors.
2010 - Jan NSF (National Science Foundation)

Matching provided by Indiana 21st Century Fund.
Visual Information Delivery Robot for Visually Impaired Children. This Small Business Innovation Research (SBIR) Phase I project will evaluate the feasibility of a robotic system to detect and track a child's finger so that the scene that the child wishes to see can be displayed at high magnification on a monitor. There are two issues of intellectual merit that will be addressed during the Phase I work. The first issue is analyzing the pointing pattern of children. Since each person has his or her own pattern for raising an arm and pointing with a finger, the system requires a machine learning algorithm to adjust the decision from the system. This adaptive algorithm forms one of the key innovations that will be evaluated during the Phase I work. The second issue will be an adaptive zooming and scene segmentation algorithm.
2010 - Jan NSF (National Science Foundation)

Matching provided by Indiana 21st Century Fund.
Three-Phase Flowmeter For Oil Industry. Small Business Innovation Research (SBIR) Phase I project will evaluate the feasibility of developing a multiphase flowmetering and characterization system for oil industry. New developments in reservoir management and production techniques have resulted in the requirement for multiphase flowmeters to replace conventional test separators. The proposed system will include three advanced multiphase flow instruments: (1) a multi-electrode electromagnetic flowmeter (MEEFM), (2) a X-ray attenuation technology, and (3) an electrical impedance tomography (EIT). The first instrument will provide liquid phase velocity information, while the latter two will provide phase distribution information. The innovation of this development is to further improve these technologies and judiciously combine them to realize non-intrusive online multiphase flow measurements. The Phase I study will demonstrate the feasibility of this development. During the future Phase II development, a solid engineering design of a prototype flowmeter will be carried out. The success of the proposed study will provide a reliable instrument for industrial process monitoring as well as a useful tool for multiphase flow research.
2009 - Apr DOT (U.S. Department of Transportation)

Matching provided by Indiana 21st Century Fund.
In-Motion Rail Temperature Measurement Unit This Phase I SBIR project will evaluate the feasibility of utilizing a low cost sensor to obtain rail temperatures from a moving train. The two innovative parts of the proposed sensor are (1) a rugged four wavelength high frequency sensor that accurately measures the natural radiation emitted by the rails, and (2) an advanced algorithm that provides an emissivity compensated temperature from these measurements. There are three tasks that are planned for the Phase I research. The three tasks are: (1) design and fabrication of a high frequency and multiple wavelength detectors, (2) development of a rapid and robust temperature estimation algorithm, and (3) a rigorous evaluation of the temperature sensor. It is anticipated that the feasibility of the sensor will be demonstrated during the Phase I work. A prototype sensor will be developed and evaluated during the Phase II work. At the end of the Phase II work, the sensor will be ready for commercialization.
2008 - Jul DOD (United States Department of Defense)

Matching provided by Indiana 21st Century Fund.
Experimental Characterization of Particle Dynamics Within Solid Rocket Motors This Phase I project will evaluate the feasibility of high-speed microscopic imaging and statistical correlation velocimetry to determine the particle size and velocity in solid rocket motors. Statistical correlation velocimetry relies on obtaining an ensemble of high-speed videos of turbulent flows (both reacting and non-reacting). These videos are analyzed using a statistical correlation technique to provide full flow field velocity information. High-speed microscopic imaging is used to obtain a series of direct images of he particles. These direct images are analyzed to provide important information regarding the morphology of the particles. During the Phase I work, the feasibility of the system to will be evaluated using a segmented solid rocket motor. The diagnostic development will be completed at En'Urga Inc. The experiments will be conducted at Purdue University. Different mixes of propellants will be used so as to vary the particulate size and velocity and provide for a complete evaluation of the feasibility of the system. During the Phase II work, additional diagnostics to estimate the temperature, particulate concentrations, and gas concentrations will be added to form a novel tool for studying metalized propellants in solid rocket motors. After evaluation at Purdue University, the system will be ported to Edwards Air Force Base.
2008 - Jan NSF (National Science Foundation)

Matching provided by Indiana 21st Century Fund.
Line Scan X-Ray Tomography for In Cylinder Diagnosis This NSF Small Business Innovation Research Phase 1 project evaluated the feasibility of utilizing Line Scan X-ray Tomography to characterize the combustion process inside a high pressure and high temperature environment. During the Phase I work, the feasibility of obtaining full flow field density measurements inside a can combustor was demonstrated using a turbulent jet flame. During the Phase II, a prototype system that can be used by automotive and gas turbine industry will have been developed and evaluated. At the end of the Phase II work, a diagnostic technique for obtaining detailed characteristics of flames and sprays inside combustors will be available for commercialization. The matching funds from the Indiana Economic Development Corporation was to be used primarily to purchase the components of the X-Ray system and to conduct additional tests for extending the system to estimate spray structure within high pressure cylinders.
2008 - Jan JPL (Jet Propulsion Laboratory) Fan Beam Emission Tomography This four year NASA project developed a method of obtaining temperature, soot volume fractions, and gas concentrations in turbulent flames using emission tomography. The Fan Beam Emission Tomography system has been used in various applications such as plume diagnostics, large scale pool fire characterization, and thermal spray evaluations. The hardware and software developed during the project provides En'Urga Inc. with a unique capability to non-intrusively determine the turbulent flame structure very accurately.
2007 - May NSF (National Science Foundation)

Matching provided by Indiana 21st Century Fund.
Electromagnetic flowmeter with multi-in Electrical impedance Tomography for Multiphase Flow The NSF Phase I and Phase IB project evaluated the possibility of developing an electromagnetic flow meter with electrical impedance tomography (EMFEIT). The Electromagnetic Flow (EMF) and Electrical Impedance Tomography (EIT) measurements can provide liquid phase velocity and phase distribution of multiphase flow, respectively. En'Urga Inc. was able to successfully demonstrate the feasibility of tobtaining mass flux in two phase flows.
2007 - Jan NSF (National Science Foundation)

Matching provided by Indiana 21st Century Fund.
Electromagnetic flowmeter with multi-in Electrical impedance Tomography for Multiphase Flow The NSF Phase I/IB project evaluated the feasibility of developing an electromagnetic flow meter with electrical impedance tomography (EMFEIT). The Electromagnetic Flow (EMF) and Electrical Impedance Tomography (EIT) measurements can provide liquid phase velocity and phase distribution of multiphase flow, respectively. The innovation of the development is that the combined technologies will provide multiphase flow rates, which are needed for multiphase flow measurements of industrial applications. Based on the Phase I/IB work, En'Urga Inc. was able to effectively demonstrate the feasibility of the system. The funds requested from the Indiana 21st Century Funds was used primarily to design and build an electrical impedance tomography system exclusively for the proposed EMFEIT. Performance verification of the instrument was also conducted using the matching funds.
2006 - Oct NASA Modularize the LERCHP code and enhance it with a friendly graphic user interface En'Urga Inc. developed a graphical user interface for a legacy NASA program. The program, called LERCHP is used to model two phase flows in pipes. The legacy software was successfuly modularized during the the project. A Visual C++ based user interface was developed and provided to NASA which maintained all the existing capabilities of the legacy software package.
2006 - Mar DOD (United States Department of Defense) / US Air Force

Matching provided by Indiana 21st Century Fund.
Liquid Rocket engine Heat Transfer Tools Phase 1b? En'Urga Inc. devaluated the feasibility of utilizing hyperspectral emission tomography for the Air Force. This Phase I SBIR project used hyperspectral emission intensity measurements to obtain gas and wall temperatures very close to the wall of a rocket engine. The system is used to design and develop future rocket and aircraft engines.
2006 - Jan NASA

Matching provided by Indiana 21st Century Fund.
A Fire Detector for Monitoring Inaccessible Areas in Aircrafts The likelihood of utilizing reflected, multi-wavelength, near-infrared radiation for detecting fires in inaccessible areas of an aircraft was evaluated in a NASA Phase 1 SBIR project. A reliable fire detector free of false alarms is essential for fire suppression systems in aerospace applications. The elimination of false positives will ensure that resources are not wasted by responding to non-existent fires and flights or the delay of launches. Systems with space constraints such as submarines and ships would also benefit from the zero false alarm, fire detector. Another field for the detectors would be museums where valuable displays would be lost along with huge monetary loss if a false alarm were to trigger fire suppression systems.
2005 - Oct JPL (Jet Propulsion Laboratory) Fan Beam Emission Tomography for Temperature Estimation in Propellant Fires En'Urga Inc. is conducting contract characterization of solid propellant plumes for the Jet Propulsion Laboratory. Using Fan Beam Emission Tomogrpahy, En'Urga Inc. is providing the temperatures and concentrations of particulate and gas in Aluminized monopropellant plumes.
2004 - Jan NASA

Matching provided by Indiana 21st Century Fund.
Multi-Electrode Electromagnetic Flow Meter for Reactor Safety The overall objective of this Phase I SBIR was to develop a non-intrusive two-phase flow sensor with intelligent diagnostics functions for existing and future nuclear power plants. A multi-electrode capacitance meter for obtaining velocity and two-phase distributions in pipes was developed during the project. The two phase flow sensor is currently used in academia to characterize two phase solid/liquid and two phase liquid/gas flows. Further details of the sensor can be obtained under the products page.
2003 - Oct DOE (Department of Energy) Cost Effective Multi-Spectral Scanner for Natural Gas Detection En'Urga Inc.developed a cost effective, multi-spectral scanner for natural gas detection under a DOE research grant. The multi-spectral scanner was used for remote monitoring of leaks in natural gas pipelines. The final prototype of the scanner was able to reliably detect small leaks (20 SCFH) at 30 to 50 feet in laboratory tests.
2003 - Sep Naval Air Warfare Center Very Low Volatile Organic Compound Spray Application Process for Iron-Filled Elastomeric Coatings A new method for spraying high viscosity Iron Filled Elastomeric MagRAM coatings was investigated. The Phase I project, funded by the Navy (Department of Defense), used very low quantities of volatile organic compounds (5% by weight or less) to spray Iron Filled Elastomeric fluid onto a flat surface. The major commercial applications of the proposed low VOC spray process are in the painting industry (aircraft, furniture and automotive) and in the consumer product industry (deodorants, hair sprays, materials processing, etc.).
2003 - Jul DOE (Department of Energy) Innovative Instrumentation and Intelligent Diagnostic System for Reactor Safety En'Urga Inc. evaluated the feasibility of an intelligent diagnostics system to ensure reactor safety under a Phase I SBIR grant from the Department of Energy. Reliable two phase flow diagnostics is required to monitor nuclear reactor function and operation under all conditions. The proposed instrumentation and intelligent diagnostic system will provide existing and future nuclear reactors with more operational autonomy, passive safety and remote monitoring and diagnostic capabilities. Two-phase flow monitoring in the petroleum and chemical industries are other application areas.
2003 - Jul NSF (National Science Foundation) Industrial Process Tomography for Turbulent Pipe Flows This Small Business Innovation Research Phase I project evaluated the probability of obtaining statistics (mean, RMS and spatial correlation) of mixing of particulates in turbulent pipe flows. The major commercial application is for the on-line monitoring of particulates in engines exhaust and smoke stacks. A secondary application is the monitoring of particulate concentration in the powder processing industry for enhancing product quality.,
2002 - Jul DOE (Department of Energy) Turbine Blade Emissivity Sensor En'Urga Inc. evaluated the feasibility of a turbine blade emissivity sensor for the power industry under a DOE SBIR Phase I grant. The emissivity of turbine blades is an indicator of potential failure of thermal barrier coatings applied on the blades. The likelihood of obtaining the emissivity of the turbine blade in real time was demonstrated during the Phase I work.
2002 - May USDA (U.S. Department of Agriculture) Somatic Cell Count Sensor for the Dairy Industry Mastitis is one of the most costly dairy cattle diseases. One of the reliable estimators for the onset of mastitis is the presence of elevated levels of somatic cells in milk. Motivated by this fact, En'Urga Inc. proposed the development of a somatic cell count sensor based on infrared absorption spectroscopy. The project was carried out under a Phase I SBIR grant from the U.S. Department of Agriculture. The most important result from the Phase I study is that it showed the possibility of identifying milk with high somatic cell count using infrared absorption spectroscopy.
2001 - Jul NIST (National Institute of Standards and Technology), Department of Commerce An Infrared Imager for Firefighters En'Urga Inc evaluated the feasibility of a low cost infrared viewer for fire fighting application under a Phase I SBIR grant from the National Institute of Standards and Technology. There are two potential uses for the proposed viewer. The first is that firefighters can use it to locate and rescue fallen comrades and victims in fire fighting scenarios. Currently, most fire departments do not have infrared viewers for every single fire fighter due to their high cost. The second, is potential use in border security applications.
2000 - Aug NIST (The National Institute of Standards and Technology), Department of Commerce Technical Support for Microgravity Experiments at JAMIC NASA and NIST conducted a series of tests at the Japanese Microgravity facility (JAMIC). The facility (now discontinued) could provide 10 seconds of microgravity environment. The tests were to determine the structure of paper and plastic fires under microgravity conditions. En'Urga Inc. developed and installed a custom miniature spectrometer to obtain radial profiles of spectral radiation intensity from the paper and plastic fires. The intensities, measured in the mid infrared regions of the spectra, were used in En'Urga's deconvolution algorithm to obtain the temperature and gas concentrations of the fires.
1999 - Sep EPA (US Environmental Protection Agency) A Pollution Free Aerosol Dispenser This Small Business Innovation Research project from the Environmental Protection Agency involved the development of a consumer aerosol dispenser that seeks to eliminate the volatile organic compound (VOC) solvents and hydrocarbon (HC) propellants used in many commercial sprays. For consumer products, large droplets in the spray can cause excessive wetting, while small droplets are easily inhaled. Therefore, it is crucial to achieve a narrow drop size distribution, particularly under transient injection. The targeted drop size by the consumer spray industry is approximately 50 microns. The Phase I project was successful in designing, fabricating, and evaluating a prototype dispenser.
1999 - Feb NASA Kinetics and Structure of Superagglomerates Produced by Silane and Acetylene En'Urga Inc., in collaboration with the National Institute of Standards and Technology, studied the growth kinetics and structure of super agglomerates obtained when acetylene and silane is burned in a microgravity environment. The goal of the project was to better understand the agglomeration process in flames. The size of the agglomerates produced in the upper portion of the flame will affect the amount of radiation from the flame, the lingering time of smoke in a building or the atmosphere, the amount of smoke inhaled and deposited in the lungs, the visibility through smoke and the detection of smoke. .
1999 - Jan NSF (National Science Foundation) Statistical Absorption Tomography for Turbulent Flows, Phase I En'Urga Inc. developed Statistical Absorption Tomography for Turbulent flows under a Phase I and Phase II SBIR grant from the National Science Foundation. The key finding of the study was that it was possible to obtain local extinction coefficients resolved to 1/10th the integral length scale in high speed turbulent flows, with sufficient temporal resolution. This was the first demonstration of statistical deconvolution techniques for obtaining spatially and temporally resolved structure information in turbulent flows. Tomographic techniques, which were once restricted exclusively to time-invariant phenomena (such as CAT Scan in the medical field), can now be applied to turbulent industrial flows. Applications include patternation in spray nozzles, pollution control from smoke stacks, and process control in chemical industry. The SETScan patternator was developed and prototyped under this SBIR. Further details are available under our product pages.
1998 Sandia National Laboratories Soot Volume Fractions and Temperature In a Large Scale Pool Fire En'Urga Inc. designed, fabricated, installed and evaluated an intrusive fiber-optic probe at Sandia National Laboratories. The fiber optic probe is ceramic clad and water-cooled to withstand the harsh environment inside the pool fire. Simultaneous two wavelength emission and one wavelength absorption measurements provide the soot volume fractions and temperature at specific locations with the pool fire. A photograph of the probe can be seen under products. The product line has since expanded to include a range of intrusive probes. These probes enable multiple wavelength and location, measurements of absorption or emission inside large scale fires. Typical users include researchers in residential/commercial fire protection engineering and combustion scientists. The probe has been used to characterize the environment inside a hot building to investigate the WTO disaster.
1998 - Feb NASA Fast Infrared Linear Miniature Spectrometer En'Urga Inc. designed and developed a mid infrared imaging spectrometer under a NASA SBIR grant. The spectrometer was used to estimate temperatures and gas concentrations from flame spread experiments conducted at the Japanese Microgravity Facility. The unique features of the spectrometer include its very high frequency and very compact size. The ES series spectrometer marketed by our subsidiary, Spectraline Inc., is the fastest and smallest mid infrared spectrometer currently available in the market.
1998 - Jan DOD (United States Department of Defense) Droplet Interactions with Burning Surfaces En'Urga Inc. conducted an experimental and numerical study of the interaction of droplets with burning surfaces. The study was part of the Next Generation Fire Technology Program, funded by the SERDP. The major objective of the project was to study the interaction between droplets and burning surfaces so as to engineer better fire suppressants.
1997 - Aug NIST (National Institute of Standards and Technology) Rapid Scanning Infrared/Near Infrared Spectrometer En'Urga Inc. under a Phase I and II SBIR grant from the National institutes of Standards and Technology developed a 2-D imaging spectrometer. The spectrometer obtains mid infrared spectra from a linear object from 1.3 to 4.8 microns. As a demonstration of the system, path-integrated spectral radiation intensities were obtained along the radial direction from a laminar hydrocarbon diffusion flame. The spectra were deconvoluted to provide the local gas species concentrations and temperatures. The algorithm was subsequently licensed to AMETEK Aerospace Products Inc. for development into a turbine inlet gas temperature sensor. A new company, Spectraline Inc. was formed to commercialize the 2-D imaging spectrometer.
1996 - Oct NIST (National Institute of Standards and Technology) Discrete Probability Function Method for Computationally Intensive Statistics En'Urga Inc. completed the development of a new method to solve computationally intensive statistical problems. The method, called the Discrete Probability Function method was used to obtain solutions to a wide range of stochastic problems. The effort was jointly funded by the National Science Foundation, the National Institute of Standards and Technology, and the American Statistical Association.
1994 - Oct Sandia National Laboratories Multi-wavelength Emission/Absorption Fiber Optic Probe for Large Scale Pool Fires Sandia National Laboratories contracted with En'Urga Inc. for the development of a multi-wavelength emission absorption probe for large scale fires. The probes were used to characterize large scale pool fires. The characterization was used to ensure the safety of nuclear waste carrying trucks in the event of a collision with a fuel truck.