BS EN 17038-2:2019
$198.66
Pumps. Methods of qualification and verification of the Energy Efficiency Index for rotodynamic pump units – Testing and calculation of Energy Efficiency Index (EEI) of single pump units
| Published By | Publication Date | Number of Pages |
| BSI | 2019 | 70 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 2 | undefined |
| 8 | 1 Scope 2 Normative references 3 Terms and definitions |
| 10 | 4 Reference flow-time profiles and reference pressure control curves 4.1 General |
| 11 | 4.2 Reference flow-time profiles |
| 12 | 4.3 Reference pressure control curves 5 Determination of average electric power input P1,avg by test 5.1 General 5.1.1 Test requirements 5.1.2 Test conditions |
| 13 | 5.1.3 Measuring instrumentation |
| 14 | 5.2 Calculation of load points 5.2.1 General 5.2.2 Determination of Q100 % and H100 % |
| 16 | 5.3 Calculation of P1,avg 5.3.1 General 5.3.2 Pump units evaluated with the reference flow-time profile for constant flow operation 5.3.3 Pump units evaluated with the reference flow-time profile for variable flow operation |
| 17 | 5.3.4 Procedures for testing and evaluation of pump units with special pump types 5.3.4.1 General |
| 18 | 5.3.4.2 Pump units with twin head pumps (ESCCi with two impellers) 5.3.4.3 Pump units with pumps according to more than one type definition 6 Determination of the Energy Efficiency Index of pump units by the means of a semi-analytical model 6.1 General |
| 19 | 6.2 The semi analytical model of the pump |
| 21 | 6.3 Pump units in fixed speed operation 6.3.1 General |
| 22 | 6.3.2 The model of the electric motor |
| 23 | 6.3.3 Interaction of pump and motor |
| 24 | 6.3.4 Determination of Q100 % from QBEP |
| 25 | 6.3.5 Determination of the P1,avg,c-value |
| 26 | 6.4 Pump units with a Power Drive System (PDS) 6.4.1 General |
| 28 | 6.4.2 The model of the Power Drive System (PDS) |
| 31 | 6.4.3 Interaction between pump and PDS |
| 32 | 6.4.4 Determination of Q100 % and H100 % from QBEP and HBEP |
| 33 | 6.4.5 Determination of P1,avg,v and P1,avg,c for pump units with PDS |
| 34 | 7 Determination of reference electric power input P1,ref |
| 37 | 8 Calculation of Energy Efficiency index (EEI) |
| 38 | Annex A (normative)Scope |
| 41 | Annex B (informative)Determination of additional supporting points for semi-analytical model based on empirical correlations B.1 General |
| 43 | B.2 Additional supporting points for end-suction pumps (pump types ESOB, ESCC and ESCCi) B.2.1 Additional supporting points at Q/QBEP = 0,25 B.2.2 Additional supporting points at Q/QBEP = 0,1 |
| 44 | B.3 Additional supporting points for vertical multistage pump (MS-V) B.3.1 Additional supporting points at Q/QBEP = 0,25 B.3.2 Additional supporting points at Q/QBEP = 0,1 B.4 Maximum model uncertainties |
| 48 | Annex C (normative)Synthesis of the PDS supporting points from separate data for motor and CDM C.1 General |
| 51 | C.2 Determination of the losses PL,CDM at the 3-supporting points needed for the PDS model |
| 52 | C.3 Determination of the losses PL,PDS at the 3 supporting points needed for the PDS model |
| 54 | Annex D (informative)Uncertainties and tolerances of EEI-values D.1 General remarks D.2 The measurement uncertainty of the EEI-value determined by test |
| 57 | D.3 The uncertainty of the EEI-value determined by the application of models D.3.1 General D.3.2 Operation mode: Fixed speed |
| 58 | D.3.3 Operation mode: Variable speed |
| 60 | D.4 The total tolerance of the mean EEI-value D.4.1 Determination of the mean EEI-value by testing only one pump unit |
| 62 | D.4.2 Determination of the mean EEI-value by testing a sample of M pump units of the same type series D.4.3 Determination of the mean EEI-value by application of the semi-analytical model |
| 65 | Annex E (informative)Mathematical solution of polynomial formulae of 3rd degree |
| 67 | Annex F (normative)CDM model fall back values for Semi Analytical Model |
