INEEL criteria VLH results Peripheral speed Acceptable: 6-12m/sec 4.5 up to 8m/sec Minimum pressure Acceptable: 69kPa 94kPa Maximum pressure variation Acceptable: <550kPa/sec 80kPa/sec Max flow speed variation Acceptable: <180m/s/m 10m/s/m Blade to discharge ring gap Acceptable: <2.0mm 4.5mm