IEC 60497:1976

FOREWORD
PREFACE
References
Part 1 - General Rules
INTRODUCTION
Chapter 1: Object and Scope
1 General
2 Types of pumps
3 Excluded topics
Chapter II - Terms, Definitions, Symbols and Units
4 Units
5 List of terms
    5.1 Discharge or rate of flow
    5.2 Area
    5.3 Mean velocity
    5.4 Pressure
    5.5 Gravity and weight
    5.6 Head and specific energy
    5.7 Output and input
    5.8 Losses and efficiency
    5.9 Rotational speed
    5.10 Clarification
    5.11 Subscripts in capital letters
6 Clarification
7 Density of water
8 Acceleration due to gravity
9 Vapour pressure of distilled water
Chapter III: Nature and Extent of Technical Guarantees
10 General
11 Main guarantees
    11.1 Discharge
    11.2 Efficiency
    11.3 Scale-up of hydraulic efficiency
12 Other guarantees
    12.1 Maximum pump input
    12.2 Head and power absorption at zero discharge
    12.3 Reverse runaway speed
    12.4 Reverse runaway discharge
13 Performance under cavitation
Chapter IV: Test Conditions to be Fulfilled
14 Test plants
    14.1 Conditions of the water
    14.2 Flow conditions
    14.3 Fluctuations during a test series
    14.4 Measurement of the water discharge
    14.5 Water leakage losses
    14.6 Heads
    14.7 Torque
    14.8 Speed
15 Model similitude
    15.1 Model size and test head
    15.2 Geometrical and hydraulic similarity
    15.3 Checking the geometrical similarity of model and
          protype pump
    15.4 Permissible deviations in geometrical similarity
          between prototype and model
    15.5 Correlation between impeller blade and guide vane
          setting in pumps having variable impeller blades
          and guide vanes
Chapter V: Test Procedure
16 Choice of laboratory
17 Time for tests
18 Personnel
19 Test programme
20 Inspection
21 Calibration of instruments
22 Prelimiary tests
    22.1 Execution of tests
    22.2 Mechanical faults
23 Records
24 Repetition of tests
Chapter VI: Computation of Results
25 General
    25.1 Calculations of prototype performance
    25.2 Comparison with guaranteed efficiency
    25.3 Comparison with scaled-up model efficiency
    25.4 Comparison with guaranteed model input
    25.5 Comparison with prototype input
26 Inaccuracies in measurements
    26.1 General
    26.2 Random and systematic errors
27 Errors in individual measurements
    27.1 Rate of flow
    27.2 Free level
    27.3 Pressure
    27.4 Input
    27.5 Time
    27.6 Pump head H
28 Pump efficiency
29 Random errors in measurement
30 Application of scale formulae
31 Comparison with main guarantees
    31.1 Guarantee for discharge
    31.2 Guarantee for efficiency
    31.3 Invalid measured points
Chapter VII: Final Report
32 Final details
PART 2 - METHODS OF MEASUREMENT
Chapter VIII: Methods of Discharge Measurement
33 General
34 Discharge measurements by volumetric measurement
    34.1 Installation
    34.2 Drain valve
    34.3 Measurement of height of water surface
    34.4 Method of inflow
    34.5 Method of operation
    34.6 Corrections
    34.7 Use of two calibrated reservoirs
35 Gravimetric method
    35.1 Collecting tank
    35.2 Weighing devices
    35.3 Switching and timing
    35.4 Method of operation
    35.5 Precautions
36 Anderson's movable screen
    36.1 Basic principles
    36.2 Installations
    36.3 Measurement of the travel velocity of the
          screen
    36.4 Determination of the channel cross-section
    36.5 Controls during the run
37 Weirs
38 Differential meters
39 Other methods
Chapter IX: Methods of Head Measurement
40 General
41 Fire water level
42 Measuring apparatus for free water level
    42.1 Point or hook gauges
    42.2 Float gauges
    42.3 Liquid manometer
43 Static pressure measurement
    43.1 Choice of measuring section
    43.2 Number and location of pressure holes
    43.3 Static pressure holes
    43.4 Pressure pipe connection
44 Pressure-measuring instruments
    44.1 Liquid-column manometers
    44.2 Weight manometer
    44.3 Pressure weighbeams
    44.4 Spring pressure gauges
45 Damping devices
46 Checking all manometers
47 Vacuum measurements
    47.1 General
    42.2 Vacuum pipe connections
Chapter X: Methods of Power Input Measurement
48 General
49 Torque measurement
    49.1 Torque reaction dynamometer
    49.2 Torsion dynamometer
50 The avoidance of torque errors in torque reaction
    dynamometers
    50.1 Fixing of dynamometer
    50.2 Cooling fluid connections
    50.3 Support bearings
    50.4 Electrical leads
    50.5 Calibration
51 Speed measurements
52 Losses
Chapter X!: Cavitation Tests
Introduction
53 Object and scope
54 Guarantees for the influence of cavitation
    54.1 General
    54.2 Guarantees concerning alteration of efficiency
    54.3 Guarantees concerning reverse runaway speed
          and/or runaway discharge
    54.4 Limitation of guarantees for cavitation
    54.5 Additional information not subject to guarantee
55 Test installations
    55.1 General characteristics of the circuit
    55.2 Model dimensions
    55.3 Viewing conditions
    55.4 Flow conditions in the model
56 Test conditions
    56.1 Properties of the water
    56.2 Air content
    56.3 Temperature
57 Test conditions
    57.1 Similitude
    57.2 Hydraulic similitude: conditions to be fulfilled
    57.3 Geometric similitude
58 Execution of the cavitation tests
    58.1 Testing programme
    58.2 Testing procedure
    58.3 Reverse runaway tests
    58.4 Cavitation curves
59 Interpretation of tests
    59.1 Interpretation of cavitation model tests
    59.2 Inaccuracies in measurements
    59.3 Drawing of cavitation curves
    59.4 Methods of interpretation
Appendix A - Methods of measuring and specifying impeller
outlet geometry for radial and semi-axial pumps
Figures

Deals with axial, semi-axial and radial type pumps, as well as pump-turbines operating as pumps.See 995.