I.S. EN 14705:2005
Current
The latest, up-to-date edition.
HEAT EXCHANGERS - METHOD OF MEASUREMENT AND EVALUATION OF THERMAL PERFORMANCES OF WET COOLING TOWERS
Hardcopy , PDF
English
01-01-2005
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Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Foreword
1 Scope
2 Normative references
3 Terms, definitions and symbols
3.1 Terms and definitions
3.2 Symbols
4 Performance tests - General
5 Guarantee
5.1 General
5.2 Guarantee documents
5.3 Validity conditions for measurements
6 Test procedure
6.1 Test parameters
6.2 Quantities to be measured
6.3 Quantities to be determined
6.4 Measurements and calculation of the mean quantities
6.5 Arrangement of measuring devices
6.6 Measuring apparatus
7 Conducting the performance tests
7.1 Definition of a test
7.2 Duration of the test
8 Calculation methods
8.1 General
8.2 Methods
9 Evaluation of thermal performances
9.1 General
9.2 Basic thermal performance test evaluation
9.3 Extended thermal performance test evaluation
10 Test tolerance
10.1 General
10.2 Error created by non-measurable systematic deviations of
operating parameters
Annex A (informative) Performance curves
Annex B (normative) Requirements concerning the measuring
apparatus used for the tests
Annex C (normative) Calculation of the evaporated water flow rate
Annex D (normative) Reminders on error calculations
Annex E (normative) Cold water temperature correction for
heat added by pump
Bibliography
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