Size Control Valves for Lab-Scale Laminar Flow


Existing equations used to size control valves are inadequate for laboratory- and pilot-scale work. Use the simple equation introduced in this article to accurately size needle control valves for laminar and transitional flow.

Author Bios: 

Paul Martin

Paul is a program manager and senior technical fellow at Zeton Inc.  During his 20 years at Zeton Inc., Paul has been principal engineer, lead consultant and project manager on numerous pilot- and demo-scale projects across the wide breadth of the chemical process industry.  Prior to Zeton, Paul worked in the environmental consulting industry and in the design and development of novel treatment technologies for contaminated ground- and wastewaters.  Paul has a B.A.Sc. and M.A.Sc. from the University of Waterloo....Read more

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