7.5 Fan total pressure at test conditions7.6 Fan static pressure at test conditions7.7 Fan power input at test conditions 7.8 Fan efficiency 7.9 Conversion of results to other rotational speeds and air densities8. Report and Results of Test8.1 Report8.2 Performance graphical representation of test resultsAnnex A. Airflow Settling Means Effectiveness Check (Normative) A.1. General requirementsA.2. Piezometer ring check (optional)A.3. Blow through verification testA.4. Reverse flow verification testAnnex B. Chamber Leakage Rate Test Procedure (Informative)B.1. Pressure decay method B.2. Flow meter methodAnnex C. Tubing (Informative) Annex D. Derivations of Equations (Informative)D.1 General D.2 SymbolsD.3 Fan total efficiency equation D.4 Compressibility coefficientD.5 Derivation of Kp in terms of x and zD.6 Conversion equations D.7 Derivation of constants used in I-P system formulaeAnnex E. Similarity and Fan Laws (Informative) E.1 SimilarityE.2 SymbolsE.3 Fan laws for incompressible flow