1E von Lavante, S Perpeet, V Hans, G Poppen. Optimization of acoustic signals in a vortex-shedding flowmeter using numerical simulation[J]. Intemation Journal of Heau and Fluid Flow, 1999,20 (4) :402 - 404
5Iooss B, Lhuillier C, Jearmeau H. Numerical simulation of transittime ultrasonic lowmeters: Uneertaintiesdue to flow profile and fluid turbulence[J]. Ultrasonics, 2002, 40(9):1009-1015
6Geropp D,Odenthal H J. Flow rate measurements in turbulent pipe flows with minimal loss of pressure using a defect - flow[ J ]. Flow Measurement and Instrumentation, 2001 (12) : 1 - 7
6E von Lavante, S Perpeet, V Hans, G Poppen.Optimization of acoustic signals in a vortex shedding flowmeter using numerical simulation[J]. Internation Journal of Heat and Fluid Flow, 1999,20 (4) :402 - 404
7ISO/TR12765 : Measurement of Flow in Closed Conduits - Methods Using Transit Time Ultrasonic Flowmeters, 1998
8Geropp D, Odenthal H J. Flow rate measurements in turbulent pipe flows with minimal loss of pressure using a defect flow[J]. Flow Measure ment and Instrumentation,2001(12) : 1 - 7
9IECA-1, International Code for the Field Acceptance Test of Hydrau- lic Turbines.
10ASME PTC 18 -2002( Revision of PTC18 -1992), Hydraulic Tur- bines Performance Test Codes.