CONSULTATION PROJETCS


We work closely with many of our customers on developing new instrumentation and applying it to help them solve their problems. Often we provide testing services, for example long-term fuel injection component reliability testing, in response to a customer need. Alternatively we often engage in shorter-term research and development projects on specific topics as required by out various partners, both industrial and academic. Below are some details on a few of the projects we've performed:

 

A small 2-stroke genset was optimized for operation using producer gas as a backup power system for satellite communication ground stations. The genset’s nominal rating 650W electrical output was confirmed. After conversion to producer gas the genset produced 430W, significantly more than the expected 200-300W. The fueling control system features 2 independent servo valves for air anf fuel, and a 2-stroke oil pump.
Some results showing effect of air/fuel ratio on power output
Medium pressure (10-40 bar) CNG storage systems can benefit from Activated Carbon (AC) adsorption. We were contracted to evaluate the effective storage capacity of CNG pressure vessels with and without AC as a function of pressure, and number of cycles. Results showed an approximate 2x increase in storage capacity with the use of activated carbon.

This data indicates a convergence between stored (blue) and released (red) CNG mass as a function of cycles. The difference is caused by "hysteretic" fuel hang up in the AC. Proper pre-conditioning of the AC can eliminate this.

Resistive type O2 sensors heat up and switch much faster than existing Zirconia type O2 sensors. We were tasked with measuring the effect of this on exhaust gas emissions and fuel consumption on a small Euro-III compliant fuel injected motorcycle. Results indicated a small but measurable improvement in both fuel consumption and emissions with the resistive sensor in steady state operation. Large improvements were mad in cold/warm start emissions and fuel consumption as the resistive type sensor "comes on" in 1 or 2 seconds, while the Zirconia sensor requires 60 seconds to warm up.

 

The resistive sensor switched much faster than the Zirc sensor Post-start emissions can be greatly reduced with the resistive sensor as it begins reading O2 in the first few seconds, where as the zirc sensor requires over 60 sec. to come online.
Working with several partners we have developed a 1kW electrical genset for hybridization of small electric vehicles. Generally it is tuned to provide 60V at 16.5A, and can operate for over one hour on 500g of fuel. A CNG version is currently under development as well.

 


About Company

Focus Applied Technologies specializes in engine and vehicle technologies. We develop and use a wide range of tools in our ongoing alternative fuels R&D work. Selected products are offered for commercial sales.

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Our main product lines include engine and chassis dynamometers, engine test systems, engine and vehicle testing services, dynamometer controllers, electronic fuel injection systems and other control systems. In view of our unique expertise, we do often requested to deliver Technical Training workshops as well the wide range of engineering consulting services for various industries, academia and government institutions.

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Technical Info

Technical Info