1、 IEC/TS 62796 Edition 1.0 2013-05 TECHNICAL SPECIFICATION Energy efficiency in electroheating installations IEC/TS 62796:2013(E)Copyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-27-2014 by James Madison.No further reproduction or distribution is permitted
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9、sciec.ch.Copyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-27-2014 by James Madison.No further reproduction or distribution is permitted.Uncontrolled when printed.IEC/TS 62796 Edition 1.0 2013-05 TECHNICAL SPECIFICATION Energy efficiency in electroheating
10、 installations INTERNATIONAL ELECTROTECHNICAL COMMISSION Q ICS 25.180.10 PRICE CODE ISBN 978-2-83220-855-7 Registered trademark of the International Electrotechnical Commission Warning!Make sure that you obtained this publication from an authorized distributor.Copyrighted material licensed to BR Dem
11、o by Thomson Reuters(Scientific),Inc.,downloaded on Nov-27-2014 by James Madison.No further reproduction or distribution is permitted.Uncontrolled when printed.2 TS 62796 IEC:2013(E)CONTENTS FOREWORD.3 INTRODUCTION.5 1 Scope and object.6 2 Normative references.6 3 Terms and definitions.6 3.1 General
12、 concepts.7 3.2 Equipment,operations and workloads.7 4 General aspects of energy efficiency measurements in electroheating.9 4.1 General.9 4.2 Instrumentation.9 4.3 Ambient conditions and initial temperature of the workload.9 4.4 Non-ambient pressures.10 4.5 Chemical reactions.10 4.6 Cooling and hea
13、t leakage to ambient.10 5 Workload categories and requirements.10 5.1 General.10 5.2 Use of workloads for comparative tests.11 5.3 Use of normal workloads for enthalpy determination.11 5.4 Use of dummy workloads for enthalpy determinations.11 5.5 Use of performance test workloads.11 6 Measurement of
14、 electric power and ancillary energy factors.12 6.1 Measurement of cold start-up energy consumption and time.12 6.2 Measurement of hot standby power.12 6.3 Measurement of pressurising and depressurising energy consumption.12 6.4 Measurement of holding power.12 7 Measurement of efficiencies.13 7.1 Ge
15、neral.13 7.2 Measurement of electric-only conversion efficiency.13 7.3 Measurement of electroheating energy consumption and efficiency.13 8 Energy recovery.13 8.1 General.13 8.2 Temperature and pressure of the fluid.14 8.3 Hot fluid heat capacity performance factor.14 8.4 Calculations of thermal rec
16、overy in the process.14 8.5 Determination of external energy recoverability.14 8.6 Calculation of the endoreversible thermal efficiency for a heat engine(exergy).15 9 Aspects of management of operation flexibility(smart grid connectivity).15 9.1 Load management and smart grid.15 9.2 Applicability to electroheating installations.15 9.3 Tune down times.15 9.4 Shut-down and start-up capability evaluations.16 Bibliography.17 Copyrighted material licensed to BR Demo by Thomson Reuters(Scientific),
