1. ISO 5167, 1991, Measurement off luid flow by means of orifice plates, nozzles and venturi tubes inserted in circular cross-section conduits running full.
2. BS 848, 1980, Determination of performance of industrial fans of all types other than for air moving: Methods of testing performance.
3. ASME 2530, 1980, Orifice metering of natural gas and other related hydrocarbon fuels.
4. Installation effects upon orifice flow meters;Morrison,1992
5. Choosing flow conditioners and their location for orifice flow measurements;Brennan;Flow Measurement and Instrumentation,1991