Measuring air flow in an HVAC duct can be a tricky business. Paddle wheel and turbine flow meters introduce not only resistance but maintenance issue due to accumulated dust and debris. Being able to ...

A group of researchers at the City College of New York is developing a new way to generate power for planes and automobiles based on materials known as piezoelectrics, which convert the kinetic energy ...

Journal of Urban and Environmental Engineering, Vol. 8, No. 1 (January to June 2014), pp. 3-10 (8 pages) Abstract: At this study an attempt for the theoretical approach of the Reynolds number effect ...