BS EN 62097:2009 pdf download – Hydraulic machines, radial and axial — Performance conversion method from model to prototype

BS EN 62097:2009 pdf download – Hydraulic machines, radial and axial — Performance conversion method from model to prototype This International Standard is applicable to the assessment of the efficiency and performanceof prototype hydraulic machine from model test results，with consideration of scale effectincluding the effect of surface roughness. This standard is intended to be used for the assessment of the results of contractual modeltests of hydraulic machines. Normative references The following referenced documents are indispensable for the application of this document.For dated references, only the edition cited applies.For undated references, the latest editionof the referenced document (including any amendments) applies. IEC 60193:1999,Hydraulic turbines，storage pumps and pump-turbines – Model acceptancetests 3Terms, definitions, symbols and units 3.1 System of units The International System of Units (Sl) is used throughout this standard.All terms are given inSl Base Units or derived coherent units.Any other system of units may be used after writtenagreement of the contracting parties. 3.2 List of terms For the purposes of this document,the terms and definitions of lEC 60193 apply, as well asthe following terms, definitions, symbols and units.