by LITIO Sheet metal for AutoCAD. It calculates flat (unfolded) sheet development of ducts, rectangle to ound transitions, cylinders, cones, intersections, connections, bifurcations, elbows, etc. For HVAC, hoppers, cyclones, ducts, silos, piping, etc.
by Horsepower Lab Software Software package for simulation of gasdynamics phenomena in pipelined systems; makes specific emphasis on modeling the gas-exchange and performance of piston engines by realistic prediction of pressure wave action.
by Superluminal, Inc. Pipeline pits you against the clock on 90 challenging levels in a race to build increasingly elaborate pipelines. Take advantage of a huge assortment of special objects including sprinklers, fire hydrants, locked grates, keys, and much more.