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RAILWAY APPLICATIONS - AIR CONDITIONING FOR MAIN LINE ROLLING STOCK - PART 2: TYPE TESTS
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Superseded date: 16-02-2022
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Published date: 12-01-2013
Publisher: Comite Europeen de Normalisation
ForewordIntroduction1 Scope 2 Normative references 3 Terms and definitions 4 Preliminary verifications 5 Air movement tests 5.1 Static air movement tests 5.1.1 Test conditions 5.1.2 Air flow rates 5.1.3 Pressure differentials (Visualisation) 5.2 Dynamic air movement tests 5.3 Comfort tests 5.3.1 Critical air speed 5.3.2 Measurement of air speeds 6 Climatic tests 6.1 General remarks 6.2 Preheating test 6.3 Precooling test 6.4 Regulation tests 6.4.1 Procedure 6.4.2 Tests in heating mode 6.4.3 Tests in cooling mode 6.4.4 Tests with variable mean exterior temperature (Tem) 7 Tests at extreme exterior operating conditions 8 Complementary tests 8.1 Verification of the anti-freeze protection 8.1.1 General remarks 8.1.2 Aim of the tests 8.1.3 Test procedure 8.2 Determination of the coefficient k 8.2.1 Purpose of the test 8.2.2 Definition 8.2.3 Procedure 8.3 Thermography 8.4 Noise and vibration9 Methods of measurement - Measuring instruments 9.1 General remarks 9.2 Temperatures 9.2.1 Air temperature 9.2.2 Surface temperatures 9.3 Relative humidity 9.4 Air speed 9.5 Airflow rate 9.6 Simulated speed of the vehicle 9.7 Equivalent solar energy 9.8 Energy consumption and power rating 10 Characteristics of the test equipment 10.1 General remarks 10.2 Occupation 10.3 Temperature of the climatic chamber (Tem) and uniformity of the temperature of the wind tunnel 10.4 Relative humidity 10.5 Simulation of speed (wind) 10.6 Equivalent solar energy 11 Distribution of measuring points 11.1 Distribution of sensors in the vehicle 11.1.1 Comfort envelope temperature measurement points 11.1.2 Surface temperature measurement points 11.1.3 Supply air outlet temperature measurement points 11.1.4 Comfort envelope air speed measurement points 11.1.5 Comfort envelope relative humidity measurement points 11.2 Climatic chamber sensor distribution Annex A (normative) Tests for verification of comfort parameters Annex B (normative) Equivalent solar energy - (Simulation of solar exposure)Annex C (normative) Location of the measuring points used for the determination of the mean interior temperature in the comfort envelope (Tim) and the measurement point location in the local annexesAnnex D (normative) Location of the measuring points used for the determination of the range of internal temperature extremes and relative humidity across the comfort envelope Annex E (normative) Location of the measuring points used for the determination of the variation of internal temperatures within the comfort envelopeAnnex F (normative) Location of the measuring points used for the determination of surface temperatures Annex G (normative) Location of the measuring points used for the determination of air speeds in the comfort envelopeAnnex H (normative) Location of the sensors in the climatic chamber
Applies to main line railway vehicles that carry passengers, but excludes suburban, metro, tramway vehicles and driving cabs.
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