Selective no reduction techniques involving the injection ofnitrogen-containing compounds, such as ammonia, to combustion products over a relatively narrow temperature range have been used for some time. systems have been installed on gas-, oil-, and coal-fired boilers, on process heaters, and on… More

The united states has a large backlog of waste tires and railroad ties, growing at a rate of approximately 240 million tires/year and 14 million railroad ties/year. these waste fuels expresent a sizable resource. currently over 80% are landfilled, constituting loss of a significant resource and… More

Recently, there has been increased environmental concern about the emissions of mercury from combustion sources in the form of metal fumes or submicron particles. naturally occurring mercuty in a fuel vaporizes during combustion and then condenses as the combustion gases cool, leading to… More

40908 November 18, 1996 Reaction Engineering International This project will develop a computational tool for detailed simulations of two-phase, steady state, reacting flows in fossil fuel fired industrial boilers and furnaces. The simulation tool will… More

The need to reduce ozone in urban areas has led to increased regulation for the control of the ozone precursors¿namely volatile organic compounds (VOCs) and nitrogen oxides. However, current control technologies, such as incineration and adsorption on solids, have a number of disadvantages for… More

The proposed research involves the development of a strategy for simplifying detailed chemical kinetic mechanisms for aviation fuels. A detailed mechanism describing the combustion of practical aviation fuels has recently been developed, Due to the large size and complexity of this mechanism,… More

Not Available Foster-Miller proposes to employ a revolutionary approach involving organic, self-assembling multilayer coatings to promote lubrication in microelectromechanical systems (MEMS). Such coatings would reduce the adhesive forces that lead to stiction and the frictional forces that lead to… More

The Army Chemical Stockpile Disposal Program (CSDP) is charged withdestroying the nation's deteriorating stockpile of highly toxic chemicalagents and munitions. This has proven to be a technically challenging,lengthy (20 year projected effort) and costly ($15 billion and increasing)endeavor.… More

This Small Business Innovation Research (SBIR) Phase II project will develop a computational Problem Solving Environment (PSE) for the creation, optimization, testing, and application of reduced chemical kinetic mechanisms. Inclusion of detailed chemistry into 3D simulations with… More

This Small Business Innovation Research (SBIR) Phase II project will develop a computational Problem Solving Environment (PSE) for the creation, optimization, testing, and application of reduced chemical kinetic mechanisms. Inclusion of detailed chemistry into 3D simulations with… More

This Small Business Innovation Research (SBIR) Phase I project will develop a Newton-Krylov based Computational Fluid Dynamics flow solver for simulating reacting flows that must account for finite rate chemistry. Sub-models will be included for describing the finite rate chemistry with global,… More

Computational fluid dynamics (CFD) is playing an increasingly important role in U.S. industry. In the aerospace industry, where the cost of construction and operation of sub-scale and prototype units increases significantly with the increase in size andspeed of aircraft, CFD plays an important role… More

Computational fluid dynamics (CFD) is playing an increasingly important role in U.S. industry. In the aerospace industry, where the cost of construction and operation of sub-scale and prototype units increases significantly with the increase in size andspeed of aircraft, CFD plays an important role… More

This Small Business Innovation Research (SBIR) Phase II project will develop computational fluid dynamic (CFD) modeling technology that uses state-of-the-art techniques for modeling finite rate chemistry in chemically reacting turbulent flows with recently developed numerical methods for solving… More

"Reaction Engineering International (REI) has assembled a team to develop fuel additives for reducing particulate emissions from gas-turbine engines. The primary focus is on military engines fueled by JP8 and JP5 but the additives would also be applicableto the commercial fleet of aircraft. The… More

This Small Business Innovation Research (SBIR) Phase II project will develop computational fluid dynamic (CFD) modeling technology that uses state-of-the-art techniques for modeling finite rate chemistry in chemically reacting turbulent flows with recently developed numerical methods for solving… More

REI has assembled a team to develop and validate screening tools for 1) assessing different additive functionalities on soot emission, 2) relating these tools to additive performance in engines, and 3) applying the validated tools to nominate additives.This will be accomplished through the following… More

Reaction Engineering International proposes to evaluate the merit and feasibility of developing a suite of next-generation simulations tools to better predict the effects of buried explosive devices on ground vehicles. The blast and soil modeling will be performed using advanced simulation tools… More

This Small Business Innovation Research (SBIR) Phase I project will investigate the applicability and merit of applying the multi-environment probability density function (MEPDF) method to model turbulent combustion problems with realistic chemical kinetics within comprehensive CFD simulations of… More

Scramjet propulsion has the potential to power high Mach number flight without the need to carry its own oxidizer like a rocket, thus significantly reducing the flight weight of the vehicle. Numerical simulations will play an increasingly important role in the development of scramjet engines.… More

The development of a Blast Computational Framework (BCF) is proposed that will provide a suite of tools for performing soil bound explosion simulations and their effects on vehicles and on the human occupants of the vehicles. The BCF will provide a virtual test-bed where disparate computational… More

This Small Business Innovation Research (SBIR) Phase II project will extend the applicability of the multi-environment probability density function (MEPDF) method to model turbulent combustion problems with realistic chemical kinetics within comprehensive Computational Fluid Dynamic (CFD)… More

Scramjet propulsion has the potential to power high Mach number flight without the need to carry its own oxidizer like a rocket, thus significantly reducing vehicle flight weight. Numerical simulations will play an increasingly important role in the development of scramjet engines. Hydrocarbon fuels… More

This Small Business Innovation Research Phase I project will evaluate the merit and feasibility of developing a graphical user interface (GUI) for major existing fire modeling codes. Fire modeling is used to evaluate fire spread and damage for a wide variety of applications of interest to private… More

This SBIR Phase II project proposes to develop FireStudio, a graphical user interface (GUI) that provides an easy-to-use interface for fire simulation analysis and training. FireStudio will include support for a hierarchy of fire modeling tools, ranging from fast running zonal and empirical models… More

Investigations into JP-10 combustion chemistry thus far can be characterized as preliminary. The few detailed chemical kinetic mechanisms that have been published are limited in their ability to reproduce experimental data. The combustion chemistry of JP-10 is highly complex and involves hundreds… More

The primary objective of the proposed effort is to develop a validated computational tool to predict the afterburning of non-ideal munitions containing metal and hydrocarbon fuels. The activities outlined devise a well-coordinated collaboration among researchers from Reaction Engineering… More

Investigations into JP-10 combustion chemistry thus far can be characterized as preliminary. The detailed chemical kinetic mechanisms that have been published are limited in their ability to reproduce experimental data. The combustion chemistry of JP-10 is highly complex, involving hundreds if not… More

The proposed project will leverage REI's experience creating and applying reduced chemical kinetic mechanisms for JP-8 with source-term speed-up techniques such as in-situ adaptive tabulation (ISAT) and artificial neural networks (ANN) to develop techniques for speeding evaluation of JP-8 kinetics… More

With the current state of world events, the threat of buried explosives used against military vehicles is more pronounced than ever before. The introduction of the MRAP and MTVR vehicles have helped mitigate this threat to a degree, but military personnel continue to suffer from both death and… More

Natural gas, which is predominantly methane, is widely used by industry as a chemical feedstock and as a fuel for power generation. The increasing price and diminishing domestic supply of natural gas creates an incentive to develop a low-cost replacement for the fuel. Coal gasification is one… More

OBJECTIVE: Develop a fast running Computational Fluid Dynamics (CFD) Finite Element code taking advantage of hardware and software technologies developed in the gaming industry. The CFD code will be used to model highly non-linear and dynamic external blast events in urban settings and internal… More

Coal gasification plants have exhibited sub-par performance and plant economics due to poor reliability and availability. A major contributor to the poor performance has been fouling of the syngas cooler located downstream of the gasifier. The fouling is due to vaporized ash from the coal… More

Coal gasification plants have exhibited sub-par performance and plant economics due to poor reliability and availability. A major contributor to the poor performance has been fouling of the syngas cooler located downstream of the gasifier. The fouling is due to vaporized ash from the coal… More

The objective of the proposed Phase II STTR effort is to develop a validated computational tool to predict the afterburning of non-ideal munitions containing metal and hydrocarbon fuels. The activities outlined devise a well-coordinated collaboration among researchers from Reaction Engineering… More