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PD IEC TR 63191:2018 Demand side power quality management, 2018
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- CONTENTS
- FOREWORD
- INTRODUCTION
- Figures [Go to Page]
- Figure 1 – Overview of electrical distribution system from supply side to demand side
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Phases of a measurement plan [Go to Page]
- 4.1 Six-phase measurement plan
- Figure 2 – Six-phase measurement plan
- 4.2 Phase 1: Define the context, the objectives and the constraints [Go to Page]
- 4.2.1 Goal of phase 1
- 4.2.2 Context of the DSPQ improvement plan
- 4.2.3 Motivations of the organization
- 4.2.4 Boundaries of the DSPQ improvement plan
- 4.2.5 Stakeholders of the plan
- 4.2.6 Budget
- 4.2.7 Planning
- 4.2.8 Resources
- 4.2.9 Levels of the measurement system
- 4.2.10 Deliverables for phase 1
- 4.3 Phase 2: Assess the initial situation [Go to Page]
- 4.3.1 Goal of phase 2
- 4.3.2 Preliminary analysis
- 4.3.3 Critical and disruptive loads
- 4.3.4 Zones
- 4.3.5 Relevant variables
- 4.3.6 Existing measuring devices
- 4.3.7 Data reading and storage
- 4.3.8 Deliverables for phase 2
- 4.4 Phase 3: Design an action plan to improve the measurement system [Go to Page]
- 4.4.1 Goal of phase 3
- 4.4.2 Proposal of improvement actions
- 4.4.3 Prioritize the actions
- 4.4.4 Periodic review of the action plan
- 4.4.5 Deliverables for phase 3
- 4.5 Phase 4: Implement the action plan to improve the measurement system [Go to Page]
- 4.5.1 Goal of phase 4
- 4.5.2 Documentation related to measurement equipment implementation
- 4.5.3 Installation and commissioning of measurement equipment
- 4.5.4 Deliverables for phase 4
- 4.6 Phase 5: Use the measurement data [Go to Page]
- 4.6.1 Goal of phase 5
- 4.6.2 Storage of power quality data
- 4.6.3 Analysis of power quality data
- 4.6.4 Dissemination and protection of power quality data
- 4.6.5 Deliverables for phase 5
- 4.7 Phase 6: Maintain the measurement system [Go to Page]
- 4.7.1 Goal of phase 6
- 4.7.2 Verification of the measurement system
- 4.7.3 Metrological maintenance and monitoring
- 4.7.4 Deliverables for phase 6
- 5 Demand side power quality disturbances and their impact [Go to Page]
- 5.1 General
- 5.2 Frequency deviation [Go to Page]
- 5.2.1 Origins
- 5.2.2 Effects
- 5.2.3 Possible mitigation measures
- 5.2.4 Key parameters to measure
- 5.3 Magnitude of supply voltage: deviation, underdeviations, overdeviations [Go to Page]
- 5.3.1 Origins
- 5.3.2 Effects
- Figure 3 – Effects of voltage deviation on a motor [Go to Page]
- 5.3.3 Possible mitigation measures
- 5.3.4 Key parameters to measure
- 5.4 Flicker [Go to Page]
- 5.4.1 Origins
- 5.4.2 Effects
- 5.4.3 Possible mitigation measures
- 5.4.4 Key parameters to measure
- 5.5 Voltage dips, swells and interruptions [Go to Page]
- 5.5.1 Origins
- 5.5.2 Effects
- 5.5.3 Possible mitigation measures
- 5.5.4 Key parameters to measure
- Figure 4 – Visualization of voltage events in modified ITI curve
- 5.6 Transient overvoltages [Go to Page]
- 5.6.1 General
- 5.6.2 Origins
- 5.6.3 Effects
- 5.6.4 Possible mitigation measures
- 5.6.5 Key parameters to measure
- 5.7 Supply voltage unbalance and current unbalance [Go to Page]
- 5.7.1 General
- Figure 5 – Examples of unbalanced systems [Go to Page]
- 5.7.2 Origins
- 5.7.3 Effects
- 5.7.4 Possible mitigation measures
- 5.7.5 Key parameters to measure
- 5.8 Voltage and current harmonics, inter-harmonics and sub-harmonics [Go to Page]
- 5.8.1 Origins
- Figure 6 – Typical current waveforms for single-phase non-linear loads
- Figure 7 – Typical current waveforms for three-phase non-linear loads [Go to Page]
- 5.8.2 Effects
- 5.8.3 Possible mitigation measures
- 5.8.4 Key parameters to measure
- 5.8.5 Emerging topic
- 5.9 Mains signalling voltage [Go to Page]
- 5.9.1 General
- 5.9.2 Origins
- 5.9.3 Effects
- 5.9.4 Possible mitigation measures
- 5.9.5 Key parameters to measure
- 5.10 Rapid voltage changes [Go to Page]
- 5.10.1 Origins
- 5.10.2 Effects
- 5.10.3 Possible mitigation measures
- 5.10.4 Key parameters to measure
- 5.11 Synthesis of events impacts
- Figure 8 – RVC characterization
- 5.12 Synthesis of events impact on energy usage
- Annex A (informative)Example of the scope of a measurement plan: organization, sites, zones, energy uses [Go to Page]
- Figure A.1 – Example of the scope of a measurement plan
- Annex B (informative)State of the art related to disturbance levels on the demand side PQ [Go to Page]
- B.1 General
- B.2 Transients and short-term events
- B.3 Continuous voltage phenomena
- B.4 Continuous current phenomena
- B.5 Power-related events
- Annex C (informative)State of the art about relationship between devices and electrical phenomena
- Annex D (informative)General statements about demand side power quality
- Annex E (informative)Consequence of grid evolution [Go to Page]
- Figure E.1 – The old centralized grid
- Figure E.2 – The new decentralized grid
- Figure E.3 – Example of consequences of a decentralized grid
- Annex F (informative)Non-exhaustive list of relevant standards
- Annex G (informative)Definitions of electrical parameters [Go to Page]
- G.1 General
- G.2 Definitions in the presence of a neutral
- Figure G.1 – Arithmetic and vector apparent powers in sinusoidal situation
- G.3 Power measurement in three-phase three-wire systems using the two-wattmeter method [Go to Page]
- G.3.1 General
- G.3.2 Total active power
- Figure G.2 – Three-phase circuit without neutral [Go to Page]
- G.3.3 Total vector reactive power using quadrature phase shift definition
- G.3.4 Total vector reactive power using Budeanu’s definition
- G.4 Additional relationships in case of sinusoidal voltage
- Annex H (informative)DC distribution [Go to Page]
- H.1 General
- H.2 DC demand side power quality disturbances and impact [Go to Page]
- H.2.1 General
- H.2.2 Frequency
- H.2.3 Magnitude of supply voltage deviations, under-deviations, over-deviations
- H.2.4 Transient overvoltages
- Figure H.1 – Overvoltage phenomena in DC distribution [Go to Page]
- H.2.5 Supply voltage unbalance, current unbalance
- H.2.6 Voltage and current harmonics, interharmonics and subharmonics
- Figure H.2 – Example of DC interconnected sources
- Figure H.3 – Example 1 of disturbed DC signal [Go to Page]
- H.2.7 Rapid voltage changes
- H.3 Examples of demand side AC distribution and of demand side DC distribution
- Figure H.4 – Example 2 of disturbed DC signal
- H.4 Examples of AC signals and DC signals
- Figure H.5 – Demand side DC distribution
- Figure H.6 – Demand side AC distribution
- Bibliography [Go to Page]
