... whirl will be generated behind of the triangular prism. vortex shedding frequency F is in proportion to the rate ... /h)l Pthe fluid density(kg/m3)Different diameter vortex sensor,the meter factors are different.the value is ... 6.Petrochemicalmass balancing, reaction processes heating Feasures and benefits1. Multivariable vortex flowmeter for measuring volumetric flow, temperature, pressure, density, and ...