GB2504971A - Calculating the reduction in power consumption or energy usage provided by a voltage optimizer - Google Patents

Calculating the reduction in power consumption or energy usage provided by a voltage optimizer Download PDF

Info

Publication number
GB2504971A
GB2504971A GB1214556.1A GB201214556A GB2504971A GB 2504971 A GB2504971 A GB 2504971A GB 201214556 A GB201214556 A GB 201214556A GB 2504971 A GB2504971 A GB 2504971A
Authority
GB
United Kingdom
Prior art keywords
power
current
voltage
primary winding
winding
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
GB1214556.1A
Other languages
English (en)
Other versions
GB201214556D0 (en
Inventor
Jihong Wang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
University of Warwick
Original Assignee
University of Warwick
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by University of Warwick filed Critical University of Warwick
Priority to GB1214556.1A priority Critical patent/GB2504971A/en
Publication of GB201214556D0 publication Critical patent/GB201214556D0/en
Priority to GB1302819.6A priority patent/GB2505019A/en
Priority to GB1503690.8A priority patent/GB2519719B/en
Priority to PCT/GB2013/052161 priority patent/WO2014027198A1/fr
Publication of GB2504971A publication Critical patent/GB2504971A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/06—Arrangements for measuring electric power or power factor by measuring current and voltage
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/133—Arrangements for measuring electric power or power factor by using digital technique
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current
    • G05F1/12—Regulating voltage or current wherein the variable actually regulated by the final control device is ac
    • G05F1/14—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using tap transformers or tap changing inductors as final control devices
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/18—Arrangements for adjusting, eliminating or compensating reactive power in networks
    • H02J3/1878—Arrangements for adjusting, eliminating or compensating reactive power in networks using tap changing or phase shifting transformers
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
    • H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
    • H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
    • H02M5/10—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using transformers
    • H02M5/12—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using transformers for conversion of voltage or current amplitude only
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
    • H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
    • H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
    • H02M5/22—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P13/00—Arrangements for controlling transformers, reactors or choke coils, for the purpose of obtaining a desired output
    • H02P13/06—Arrangements for controlling transformers, reactors or choke coils, for the purpose of obtaining a desired output by tap-changing; by rearranging interconnections of windings
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R22/00—Arrangements for measuring time integral of electric power or current, e.g. electricity meters
    • G01R22/06—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
    • G01R22/10—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods using digital techniques
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/20—Measuring number of turns; Measuring transformation ratio or coupling factor of windings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/42—Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors, or choke coils
    • H01F27/422—Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors, or choke coils for instrument transformers
    • H01F27/425—Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors, or choke coils for instrument transformers for voltage transformers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/30—Reactive power compensation

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
  • Ac-Ac Conversion (AREA)
  • Protection Of Transformers (AREA)
  • Dc-Dc Converters (AREA)
GB1214556.1A 2012-08-15 2012-08-15 Calculating the reduction in power consumption or energy usage provided by a voltage optimizer Withdrawn GB2504971A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB1214556.1A GB2504971A (en) 2012-08-15 2012-08-15 Calculating the reduction in power consumption or energy usage provided by a voltage optimizer
GB1302819.6A GB2505019A (en) 2012-08-15 2013-02-19 Calculating the reduction in power consumption or energy usage provided by a voltage optimizer
GB1503690.8A GB2519719B (en) 2012-08-15 2013-08-14 Monitoring power consumption and/or energy usage
PCT/GB2013/052161 WO2014027198A1 (fr) 2012-08-15 2013-08-14 Gestion de consommation de puissance et/ou d'utilisation d'énergie

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1214556.1A GB2504971A (en) 2012-08-15 2012-08-15 Calculating the reduction in power consumption or energy usage provided by a voltage optimizer

Publications (2)

Publication Number Publication Date
GB201214556D0 GB201214556D0 (en) 2012-09-26
GB2504971A true GB2504971A (en) 2014-02-19

Family

ID=46981557

Family Applications (3)

Application Number Title Priority Date Filing Date
GB1214556.1A Withdrawn GB2504971A (en) 2012-08-15 2012-08-15 Calculating the reduction in power consumption or energy usage provided by a voltage optimizer
GB1302819.6A Withdrawn GB2505019A (en) 2012-08-15 2013-02-19 Calculating the reduction in power consumption or energy usage provided by a voltage optimizer
GB1503690.8A Active GB2519719B (en) 2012-08-15 2013-08-14 Monitoring power consumption and/or energy usage

Family Applications After (2)

Application Number Title Priority Date Filing Date
GB1302819.6A Withdrawn GB2505019A (en) 2012-08-15 2013-02-19 Calculating the reduction in power consumption or energy usage provided by a voltage optimizer
GB1503690.8A Active GB2519719B (en) 2012-08-15 2013-08-14 Monitoring power consumption and/or energy usage

Country Status (2)

Country Link
GB (3) GB2504971A (fr)
WO (1) WO2014027198A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2533900A (en) * 2014-09-11 2016-07-13 Emsc (Uk) Ltd Electrical device

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3381101A4 (fr) * 2015-11-24 2019-06-26 The Powerwise Group, Inc. Régulateur unifié de flux d'énergie électrique utilisant des dispositifs à économies d'énergie à un point de consommation d'énergie électrique
GB2547288B (en) 2016-02-03 2021-03-17 Johnson Matthey Plc Catalyst for oxidising ammonia
CN112327048B (zh) * 2020-11-03 2023-08-29 国网江苏省电力有限公司电力科学研究院 用于电子设备的功率测试装置及方法
WO2023277726A1 (fr) * 2021-07-01 2023-01-05 Общество С Ограниченной Ответственностью "Авэк" Système et procédé de commande de consommation de ressources

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2477327A (en) * 2010-01-29 2011-08-03 C & C Marshall Ltd Domestic voltage reduction device
WO2012126860A2 (fr) * 2011-03-18 2012-09-27 Powerperfector Limited Dispositif de commande pour un transformateur

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2866615B2 (ja) * 1996-06-24 1999-03-08 日立電子サービス株式会社 節電量計測装置
US6316923B1 (en) * 1999-01-14 2001-11-13 Franco Poletti Power control circuits for luminaires
CA2259055A1 (fr) * 1999-01-14 2000-07-14 Franco Poletti Commande de reduction de puissance de charge et systeme d'alimentation
US6535859B1 (en) * 1999-12-03 2003-03-18 Ultrawatt Energy System, Inc System and method for monitoring lighting systems
US6718213B1 (en) * 2000-06-19 2004-04-06 Electric City Corporation Variable base load energy management system and method
US20020144164A1 (en) * 2001-02-13 2002-10-03 Yu-Nan Chen Efficiency-raising and power-saving procedure and its devices
US20030114963A1 (en) * 2001-12-18 2003-06-19 Ultrawatt Energy Systems, Inc. Power reduction measurement system and method
US20040158541A1 (en) * 2003-02-06 2004-08-12 Ultrawatt Energy Systems, Inc. Power savings financial compensation control method and system
AU2005335383B2 (en) * 2005-08-10 2010-09-09 Southern Fox Investments Limited A voltage regulation device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2477327A (en) * 2010-01-29 2011-08-03 C & C Marshall Ltd Domestic voltage reduction device
WO2012126860A2 (fr) * 2011-03-18 2012-09-27 Powerperfector Limited Dispositif de commande pour un transformateur

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2533900A (en) * 2014-09-11 2016-07-13 Emsc (Uk) Ltd Electrical device

Also Published As

Publication number Publication date
GB201302819D0 (en) 2013-04-03
GB201214556D0 (en) 2012-09-26
GB2519719A (en) 2015-04-29
GB2519719B (en) 2018-01-10
GB201503690D0 (en) 2015-04-22
GB2505019A (en) 2014-02-19
WO2014027198A1 (fr) 2014-02-20

Similar Documents

Publication Publication Date Title
GB2504971A (en) Calculating the reduction in power consumption or energy usage provided by a voltage optimizer
US7996171B2 (en) Intelligent electronic device with broad-range high accuracy
KR101326730B1 (ko) 변압기 감시모듈 보정장치
Krok et al. A coordinated optimization approach to Volt/VAr control for large power distribution networks
CA2319409A1 (fr) Dispositif autonome de surveillance de courant
WO2016158659A1 (fr) Dispositif de commande de surveillance de répartition de puissance
EP2972643A2 (fr) Commande de système électrique avec planification de la demande et de l'efficacité énergétique
JP5537535B2 (ja) 消費電力表示装置及び消費電力表示方法
KR20100130099A (ko) 수요전력 제어장치 및 그 방법
Qureshi et al. Implementation of home energy management system with optimal load scheduling based on real-time electricity pricing models
KR20150099544A (ko) 용량성 효과를 통하여 에너지를 저장하기 위한 모듈을 특성화하기 위한 방법 및 장치
JP2012196127A (ja) 電気デバイスのエネルギー使用量プロファイルを生成するシステムおよび方法
CN103185834A (zh) 电子式电能表和用于存储其数据的方法
Guimaraes et al. Smart energy monitoring system with ADE7758 IC
WO2012104651A2 (fr) Améliorations apportées à des dispositifs de régulation de la puissance et s'y rapportant
RU2607674C2 (ru) Способ определения энергопотребления в электрической установке и электрическая установка переменного тока
RU104321U1 (ru) Счетчик электрической энергии
Azmi et al. Modeling of energy meter using MATLAB/Simulink
Shree et al. Smart meter for power factor enhancement in real-time
Lamár et al. Hardware and Software Functions of Standalone Field Data Acquisition Devices for the Low Voltage Power Distribution Grid.
Deka et al. Design and testing of a control system for Supply Side electrical load Management
RU2569939C1 (ru) Способ определения угла сдвига фаз между двумя синусоидальными сигналами (варианты)
Islam et al. Design and Implementation of Raspberry Pi Based Real time Industrial Energy Analyzer
Sonandkar et al. Power measurement using arduino for effective demand response
Nemani et al. Design and Implementation of Digital Energy Meters with Power Factor Measurement and Load Indication Feature

Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)