WO2016139499A1 - Réseau de régulation d'énergie amélioré - Google Patents

Réseau de régulation d'énergie amélioré Download PDF

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Publication number
WO2016139499A1
WO2016139499A1 PCT/IB2015/000259 IB2015000259W WO2016139499A1 WO 2016139499 A1 WO2016139499 A1 WO 2016139499A1 IB 2015000259 W IB2015000259 W IB 2015000259W WO 2016139499 A1 WO2016139499 A1 WO 2016139499A1
Authority
WO
WIPO (PCT)
Prior art keywords
power control
power
regions
control network
centers
Prior art date
Application number
PCT/IB2015/000259
Other languages
English (en)
Inventor
Padaikathu PRABAHARAN
Original Assignee
Siemens Aktiengesellschaft
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 Siemens Aktiengesellschaft filed Critical Siemens Aktiengesellschaft
Priority to PCT/IB2015/000259 priority Critical patent/WO2016139499A1/fr
Publication of WO2016139499A1 publication Critical patent/WO2016139499A1/fr

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Classifications

    • 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
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
    • Y02B70/3225—Demand response systems, e.g. load shedding, peak shaving
    • 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
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20—End-user application control systems
    • Y04S20/222—Demand response systems, e.g. load shedding, peak shaving

Definitions

  • the present invention relates to an improved power control center and more particularly, to an improved power control center to identify and control power demand and supply within a region.
  • power systems are becoming increasingly complex, heavy and powerful.
  • it becomes essential to control a demand and supply of power for all regions of a country and/or of a geographical area.
  • To control the demand and supply of power it is important to maintain and periodically update power generation and consumption statistics accurately in a centralized database which is capable of providing power demand and supply chain information for all the regions of the country and/or the geographical area.
  • FIG 1 illustrates a power control network 100 as known in the state of the art.
  • the power control network 100 includes a national load dispatch control center (NLDC) 102 connected with multiple regional load dispatch control center (RLDC) 104.
  • NLDC national load dispatch control center
  • RLDC regional load dispatch control center
  • Each regional load dispatch control center (RLDCs ) 104A, 104B, 104C, 104D further connected with multiple state load dispatch control centers (SLDC) .
  • SLDC state load dispatch control centers
  • FIG 1 for illustration purpose, only one load dispatch control center (RLDC) 104B is shown connected with multiple state load dispatch control centers (SLDC) 106A, 106B, 10.6C.
  • SLDCs state load dispatch control centers
  • ADC area load dispatch control centers
  • NLDC of a power control network monitors and controls SLDCs through RLDCs and also monitors and controls ALDCs through RLDCs and SLDCs.
  • the NLDC 102 controls and monitors the RLDCs 104A, 104B, 104C, 104D.
  • the NLDC 102 also controls and monitors the SLDCs 106A, 106B, 106C through the RLDC 104B. In addition to it, the NLDC 102 also controls and monitors the ALDCs 108A, 108B, 108C through the SLDC 106B and the RLDC 104B, as illustrated in FIG 1.
  • NLDC 102 Few important functions of the NLDC 102 are dispatch of power to various regions of the country and/or the geographical area in accordance with power grid standards; coordinating with RLDCs for achieving maximum efficiency in the operation of the power grid; monitoring operations and security of the power grid; ensuring stability of the power system by controlling power links between various regions of the country; maintaining power outage schedules for various regions to ensure optimal utilization of power resources; synchronising the operation of the power grid with RLDCs and so on.
  • some important functions of the RLDCs 104A, 104B, 104C, 104D are maintaining power systems parameters and security; ensuring integrated operation of the power grid in respective regions through SLDCs 106A, 106B, 106C and ALDCs 108A, 108B, 108C; computing energy despatch and usage values in various regions by using information received from SLDCs 106A, 106B, 106C and ALDCs 108A, 108B, 108C; facilitating bilateral and inter-regional exchanges among various regions with the help of SLDCs 106A, 106B, 106C and ALDCs 108A, 108B, 108C and so on.
  • the power control network illustrated in FIG 1 in accordance with the state of the art, has a tree type network structure which makes in-depth monitoring and controlling of SLDCs 106A, 106B, 106C and ALDCs 108A, 108B, 108C from the NLDC 102 difficult and unachievable in some cases.
  • the NLDC 102 of the power control network 100 is not capable of quickly identify power demand and power availability in the various regions of a county and/or geographical area.
  • the NLDC 102 is not capable to identify a shortest route for transmitting power between different regions, to balance demand and supply of power among the regions.
  • the NLDC 102 is not capable of comparing power tariffs for various regions at different time periods. Furthermore the power control network 100, illustrated in FIG 1, is not capable of efficiently handing power demand and supply during black outs, peak hours and other similar conditions. Apart from the performance issues, mentioned above, the power control network 100, illustrated in FIG 1, also has number of technical challenges.
  • the technical challenges include efficient handling of huge data at the NLDC 102 received from the SLDCs 106A, 106B, 106C and the ALDCs 108A, 108B, 108C through the RLDCs 104A, 104B, 104C, 104D; data can be accessed only from the NLDC 102 which enforces location dependency on the power control network 100 for controlling and monitoring power supply and demand; requirement a huge number of backup servers which enhances the cost of the power control network 100; inefficient fault location detection capability of the power control network 100 in case of fault; it is very cumbersome if a physical expansion of the power control network 100 is required; the power control network 100 is also not a suitable configuration for identifying the exact regions having surplus power or regions not having sufficient power; and so on.
  • the power control network 100 illustrated in FIG 1 in accordance with the state of the art, is an inefficient power control and monitoring system for maintaining suitable power demand and supply in a specific region, country and/or geographical area.
  • an improved power control network comprises at least one centralised power control center for controlling power demand and supply chain of one or more regions; one or more first power control centers directly connected with the at least one centralised power control center for controlling power of one or more first regions; one or more second power control centers directly connected with the at least one centralised power control center for controlling power of one or more second regions and one or more third power control centers directly connected with the at least one centralised power control center for controlling power of one or more third regions.
  • the aspect of the present invention also includes that the one or more third regions are within the one or more second regions; the one or more second regions are within the one or more first regions and the one or more first regions are within the one or more regions that is controlled by the at least one centralised power control center.
  • the at least one centralised power control center receives first power data of the one or more first regions from the one or more first power control centers.
  • the at least one centralised power control center also receives second power data of the one or more second regions and third power data of the one or more third regions from the one or more second power control centers and the one or more third power control centers respectively.
  • the at least one centralised power control center generates one or more control instructions by analysing the first power data, the second power data and the third power data .
  • the at least one centralised power control center sends few and/or all control instructions from the one or more control instructions to the one or more first power control centers, the one or more second power control centers and the one or more third power control centers.
  • the present invention provides an improved power control network which has less complex network structure and is highly efficient in comparison of the power control networks known in the state of the art.
  • FIG 1 illustrates a power control network in accordance with the state of the art
  • FIG 2 illustrates an improved power control network in accordance with an embodiment of the present invention .
  • FIG 2 illustrates an improved power control network in accordance with an embodiment of the present invention .
  • FIG 2 illustrates an improved power control network 200.
  • the improved power control network 200 comprises a centralized NLDC 202 which is directly connected with multiple RLDCs, SLDCs and ALDCs.
  • RLDCs 104A, 104B, SLDCs 106A, 106B, 106N and ALDCs 108A, 108B, 108N are illustrated in FIG 2 that are connected with the centralized NLDC 202.
  • any number of RLDCs, SLDCs, ALDCs and other type of data centres are directly connected with the centralized NLDC 202.
  • the centralized NLDC 202 is a cloud based system which includes various cloud system modules like cloud database, cloud management module, cloud computing platform, cloud storage and so on.
  • the cloud system modules of the centralized NLDC 202 are not different from cloud components known in the state of the art.
  • the centralized NLDC 202 is implemented using a centralized computing system with storage capabilities.
  • the centralized NLDC 202 is implemented using one or more web portals that can be accessed through Internet and can store data in various servers.
  • the centralized NLDC 202 of the improved power control network 200 receive data like power requirement and power availability information, power tariffs for various regions at different time periods, etc. directly from the RLDCs 104A, 104B, the SLDCs 106A, 106B, 106N and the ALDCs 108A, 108B, 108N, as illustrated in FIG 2.
  • the centralized NLDC 202 stores the data received from the RLDCs 104A, 104B, the SLDCs 106A, 106B, 106N and the ALDCs 108A, 108B, 108N and analyzes the received data based on predefined instructions.
  • the analyzes of the received data includes identifying balanced demand and supply power values for the various regions, identifying an efficient route for transferring power from one region to another region, calculating applicable power tariffs for the various regions and so on.
  • the centralized NLDC 202 transmits control instructions to the RLDCs 104A, 104B, the SLDCs 106A, 106B, 106N and the ALDCs 108A, 108B, 108N.
  • the centralized NLDC 202 is also capable of displaying power demand and supply chain along with the applicable tariff at a centralized location and/or at various locations in accordance with the RLDCs 104A, 104B, the SLDCs 106A, 106B, 106N and the ALDCs 108A, 108B, 108N.
  • the centralized NLDC 202 is also capable of generating random and/or time bound reports related to utilization of power, variation in power supply and fluctuations in power demand at various regions .
  • the improved power control network 200 disclosed in the present invention enables authorized individuals to access all kind of information like power demand, power supply, tariff and so on hence the disclosed improved power control network 200 is very useful for the current competitive market.
  • the improved power control network 200 also facilitates an accurately measurement of power sector growth of a specific region, geographical area or country.
  • the unique structure of the improved power control network 200 facilitates the centralized NLDC 200 to identify a shortest and economical route for transferring power from one or more regions having surplus power to one or more regions not having sufficient power.
  • due to the unique network connectivity of the improved power control network 200 it becomes easier for the centralized NLDC 200 to maintain power demand and power supply balance during special conditions like load shedding, excess power production . and so on.
  • the improved power control network 200 promotes single point control of all the RLDCs 104A, 104B, the SLDCs 106A, 106B, 106N and the ALDCs 108A, 108B, 108N directly from the centralized NLDC 202 hence the controlling and monitoring of power demand and supply becomes easier and faster in comparison of the power control network 100 described in the state of the art.
  • the improved power control network 200 detects single or multiple faults along with exact locations of the locations of the faults becomes faster and easier for the centralized NLDC 202.
  • the SLDCs 106A, 106B, 106N and the ALDCs 108A, 108B, 108N are directly connected with the centralized NLDC 202 hence it becomes easier for the centralized NLDC 202 to rectify the faults or temporarily isolate one or more faulty regions from power demand and supply chain.
  • modification and/or expansion of the improved power control network 200 is easier and convenient unlike the power control network 100 known in the state of the art.
  • the centralized NLDC 202 is connected directly with all the RLDCs 104A, 104B, the SLDCs 106A, 106B, 106N and the ALDCs 108A, 108B, 108N, as shown in FIG 2, which facilitates in integrated asset management that in turn improves overall utility performance and productivity of the power network 200. From the foregoing description it is evident that the present invention discloses an improved and efficient power control network 200 which completely eliminates the performance issues and technical challenges associated with the power control network known in the state of the art.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Supply And Distribution Of Alternating Current (AREA)

Abstract

La présente invention concerne un réseau de régulation d'énergie amélioré. Ce réseau de régulation d'énergie amélioré comprend au moins un centre de régulation d'énergie centralisé, au moins un premier centre de régulation d'énergie, au moins un deuxième centre de régulation d'énergie et au moins un troisième centre de régulation d'énergie, destinés à réguler la chaîne de l'offre et de la demande d'énergie d'au moins une région. L'au moins un premier centre de régulation d'énergie, l'au moins un deuxième centre de régulation d'énergie et l'au moins un troisième centre de régulation d'énergie sont directement reliés à l'au moins un centre de régulation d'énergie centralisé.
PCT/IB2015/000259 2015-03-02 2015-03-02 Réseau de régulation d'énergie amélioré WO2016139499A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/IB2015/000259 WO2016139499A1 (fr) 2015-03-02 2015-03-02 Réseau de régulation d'énergie amélioré

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2015/000259 WO2016139499A1 (fr) 2015-03-02 2015-03-02 Réseau de régulation d'énergie amélioré

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WO2016139499A1 true WO2016139499A1 (fr) 2016-09-09

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080040223A1 (en) * 2006-08-10 2008-02-14 V2 Green Inc. Electric Resource Module in a Power Aggregation System for Distributed Electric Resources
US20120083939A1 (en) * 2010-10-04 2012-04-05 Rognli Roger W Dynamic control of small-scale electrical loads for matching variations in electric utility supply
WO2014165366A1 (fr) * 2013-04-04 2014-10-09 General Electric Company Système multi-parcs de production d'énergie éolienne

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080040223A1 (en) * 2006-08-10 2008-02-14 V2 Green Inc. Electric Resource Module in a Power Aggregation System for Distributed Electric Resources
US20120083939A1 (en) * 2010-10-04 2012-04-05 Rognli Roger W Dynamic control of small-scale electrical loads for matching variations in electric utility supply
WO2014165366A1 (fr) * 2013-04-04 2014-10-09 General Electric Company Système multi-parcs de production d'énergie éolienne

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