IEC TR 62837:2013

Energy efficiency through automation systems

IEC/TR 62837:2013(E) provides to the technical committees a framework for the development and adaptation of documents in order to improve energy efficiency in manufacturing, process control and industrial facility management.

General Information

• Status: Published
• Publication Date: 24-Sep-2013
• ICS: 01 - GENERALITIES. TERMINOLOGY. STANDARDIZATION. DOCUMENTATION
• ICS: 25.040.40 - Industrial process measurement and control
• ICS: 27.010 - Energy and heat transfer engineering in general
• Technical Committee: TC 65 - Industrial-process measurement, control and automation
• Drafting Committee: JWG 14 - TC 65/JWG 14
• Current Stage: PPUB - Publication issued
• Start Date: 30-Nov-2013
• Completion Date: 25-Sep-2013

Standards Content (Sample)

IEC/TR 62837 ®
Edition 1.0 2013-09
TECHNICAL
REPORT
colour
inside
Energy efficiency through automation systems

IEC/TR 62837:2013(E)
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IEC/TR 62837 ®
Edition 1.0 2013-09
TECHNICAL
REPORT
colour
inside
Energy efficiency through automation systems

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
PRICE CODE
XB
ICS 25.040; 27.010 ISBN 978-2-8322-1115-1

– 2 – TR 62837 © IEC:2013(E)
CONTENTS
FOREWORD . 6
INTRODUCTION . 8
1 Scope . 9
2 Normative references . 9
3 Terms and definitions . 9
3.1 Energy . 9
3.2 Energy use and energy consumption. 10
3.3 Energy efficiency . 11
3.4 Energy performance . 13
3.5 Energy management . 13
3.6 Automation process equipment . 13
3.7 Automation system. 14
4 Abbreviations and alphabetical index . 15
4.1 Abbreviated terms . 15
4.2 Alphabetical index of terms . 16
5 Generic models . 18
5.1 Functional hierarchy of production systems . 18
5.2 Functions in level 4 . 19
5.3 Functions in level 3 or lower. 19
5.4 Application function and automation function . 20
6 Generic tools and methods . 22
6.1 Organisational issues . 22
6.2 Energy managed unit (EMU) . 22
6.3 General recommendations . 23
6.3.1 Architecture of energy sourcing . 23
6.3.2 Managed energy efficiency . 24
6.3.3 Low power states . 25
6.3.4 Standardised component interface . 25
6.3.5 Control systems . 25
6.3.6 Classification and energy labels for components and systems . 26
6.3.7 Simulation of systems and components . 26
6.4 Key performance indicators (KPIs) for energy efficiency. 27
6.4.1 Basics for defining KPIs for energy efficiency . 27
6.4.2 Recommendations for defining KPIs for energy efficiency . 30
6.4.3 Guidelines for defining KPIs . 31
7 Applications . 38
7.1 The application point of view . 38
7.1.1 Energy consumption in industry . 38
7.1.2 Characteristics of production processes . 40
7.2 Discrete manufacturing . 40
7.2.1 Description . 40
7.2.2 Recommendations for discrete manufacturing . 42
7.3 Process industry . 43
7.3.1 Description . 43
7.3.2 General recommendations for the process industry. 44
7.3.3 Existing standards . 45

TR 62837 © IEC:2013(E) – 3 –
7.3.4 Gaps . 45
7.3.5 Specific recommendations . 45
7.4 Support functions . 46
7.4.1 General . 46
7.4.2 Building automation and facility management . 46
8 Components . 46
8.1 The component specific view . 46
8.2 Actuators . 47
8.2.1 Electrical drives: regulate or self-learn optimal energy
efficiency . 47
8.2.2 Electrical drives: standardised intermediate current link . 47
Annex A (informative) System boundary . 48
Annex B (informative) Current approaches for KPIs for energy efficiency . 51
B.1 Existing KPIs . 51
B.2 KPIs for components . 51
B.3 KPIs for products . 51
B.4 KPIs for systems . 52
B.5 Target values of KPI by industry sectors in Japan . 52
B.6 How to measure the energy consumed to produce a product . 54
Annex C (informative) Energy baseline model . 56
C.1 Guidelines for the creation and usage of an energy baseline model . 56
C.2 Examples of a facility energy baseline model . 57
C.2.1 General . 57
C.2.2 Cooling water pump with parallel pumping control . 57
C.2.3 Cooling water pumps with variable frequency AC drive . 58
Annex D (informative) Energy labels . 60
D.1 Examples of energy labels . 60
D.2 Energy label for electrical motors . 60
Annex E (informative) “RENKEI” control . 61
E.1 Background of “RENKEI” control . 61
E.2 “RENKEI” control . 61
Annex F (informative) Measurement and control technologies that support energy
efficiency improvement . 64
F.1 Technologies to improve energy efficiency . 64
F.2 Detection of air leakage . 64
F.3 Control valves . 65
F.4 Control loop performance improvements . 66
F.5 Combustion control . 67
F.6 Advanced process control (APC) . 68
F.7 Air supply pressure control. 70
F.8 Steam header pressure control . 70
F.9 Optimal operational planning system . 71
F.10 Analytical sensors . 72
Bibliography . 74

Figure 1 − Functional hierarchy of production systems according to IEC 62264 . 18
Figure 2 − Energy functions mapped over the functional hierarchy levels (IEC 62264) . 19
Figure 3 − Structural overview of automated industrial plants . 21

– 4 – TR 62837 © IEC:2013(E)
Figure 4 − Plant application with automation assets . 22
Figure 5 − Energy managed unit (EMU) . 23
Figure 6 − Start up phase of a system and its power consumption . 27
Figure 7 − Creation of an energy baseline model . 28
Figure 8 − Measurement of energy savings . 28
Figure 9 − KPI and its driving factor . 30
Figure 10 − Characteristics of the energy baseline model . 33
Figure 11 − Production system hierarchy . 34
Figure 12 − Energy consumption characteristics of equipment . 35
Figure 13 − Model of automotive production . 41
Figure 14 − Supervisory control . 43
Figure A.1 – Unit process model . 48
Figure A.2 – Unit process model dealing with the direct and indirec
...