application of big data tech in power dispatch data center ...• power market technical support...

32pt

Power Stability Expert

NR Electric Co., Ltd.

Application of big data tech in Power Dispatch Data Center of

China Southern Grid Mr. Feng Qian, Mr. Richard Lin

32pt

2www.nrec.com

Background

Briefing on CSG and NR

Research & Realization of Big Data Key Tech

Aplication of Big Data Technology

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Contents

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3www.nrec.com

Background• There are many systems in the control center:

• EMS• Wide Area Measurement System (WAMS) • Automatic Meter Reading System(AMR)• Power Stability Control System(PSCS)• Protection Information System• Water Dispatching System• Disturbance and Fault Recording Management System

(DFRMS )• Power Market Technical Support System(PMTSS)• Weather System• ...

32pt

4www.nrec.com

Background

• Each system reflects one aspect of the power system

• The data collected by these systems are very important

• Data correlation• Data sharing

• We constructed a Power Dispatch Data Center in China Southern Grid Company for big data service

32pt

5www.nrec.com

Background




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Contents

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Southern Grid of China

• There are two national level power grid in China:• State Grid• China Southern Grid(CSG)

• CSG is responsible for investing, constructing and managing five provincial power grids in southern area of China, including Guangdong, Guangxi, Yunnan, Guizhou and Hainan province.

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7www.nrec.com

Southern Grid of China

• Area of Southern Grid: Over 1 million sq km • Population up to 230 million• Voltage level is from 35kV to 800kV• Installed Capacity: more than 290GW• Regional Control Centers: 14• Number of 800kV Converter substations: 2• Number of 500kV substations: 165• Number of 220kV substations : 814• Power Plants: 69

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8www.nrec.com

• Four bases providing substantial R&D, testing and manufacturing capabilities with world-class facilities

Headquarter and R&D

IED Factory

NR Electric Company

IED Factory

Power Electronics

Factory HVDC & FACTS Factory

Power Electronics Factory

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Business Scope

RD2P0999014-0207

Protection, Automation & Control (PAC)

Protection & Control

SubstationAutomation

Digital Substation

Disturbance Recorder

Power StabilityControl

EMS/DMS

Phasor Measurement

HVDC & FACTS

SVC

STATCOM

DC De-Icer

FSC/TSCS

PV Inverter

Wind Power Converter

SFC/LCI

Generator Excitation

Renewable & BESS

SCADA

Power Forecaster

CSR/MCREnergy Storage

Setting

Training

Design

Engineering, Consulting & Service

Turnkey

Analysis & Simulation

Operation & Maintenance

LCC-HVDC

VSC-HVDC

UPFC

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10www.nrec.com

14 International Offices

USA

Brazil

Hongkong

Indonesia

India

Nigeria

Subsidiary

TSC

VietnamPhilippines

Kazakhstan

Russia

Saudi Arabia

Zambia

Ethiopia

• Subsidiaries at the United States, India, Indonesia, Brazil, Nigeria and Hong Kong

• Technical Service Centers at Philippines, Vietnam, Ethiopia, Zambia, Saudi Arabia, Russia and Kazakhstan

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11www.nrec.com

85 Oversea Countries & Regions

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Background




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Contents

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Structure of Data Center• It includes data source layer, data acquisition layer, data storage layer,

ETL(Extraction-Transformation-Loading) service layer to provide operation and maintenance, application services, data validation management, metadata management and etc.

EMS System

Safety and Stability System

AMR System

ETL Processing

……

Data Exchang

e

Time Series Database

ETL Processing

Data Exchange

Data File

Data bufferData

buffer

ETL Core Components

ETL Common Service

ETL Configuration

Database

Metadata Information

Bank

Data Warehouse

Data Service

Panorama

Data Backup & Restore

Intelligent Data Search

…...Data ValidationUnified Data Maintenance

Platform

Parameter Identification

Model Service

Registration Service

Data Validation Information

Bnak

Meta Model Technical MetadataService Metadate Safety Information

Validating Rules Validating Results Validating Reports

Data Sourse DAQ Layer Data Storage Layer Application Service

Relationship Database

Panoramic Model

Relay Info

Electric Quantity BPAManag

ement

IEC61970 CIM ModelPrimar

y

Service Data

Operation & Maintenance

Buffer Pool

Buffer Pool

Log Management

OLAP Analysis

Water-dispatching

System

OMS Service

Database

Registration Center

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14www.nrec.com

4 Key Technologies in Data Center

• Hierarchical Modeling• Object Registry Center • Service Registry Center• Enterprise Service Bus(ESB)

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15www.nrec.com

Hierarchical Modeling• Uses the primary power grid model as a core model

• Auxiliary systems include water dispatching system, Equipment Detection system, ...

Primary Power Grid Model

……

Panoramic Information Model

Water-dispatching Automation System

Equipment Detection System

On-line Monitoring

Dispatching Management

Environmental Monitoring

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16www.nrec.com

Object Registry Center• The object registry center in the power dispatch data center

is a unified global object management tool, and it is the technical assurance for global object naming and coding

• Object registry center uses automatic method to ensure global ID (GID) and global naming unique

• Object registry center can be used by multiple applications and multi-level dispatching centers

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17www.nrec.com

Service Registry Center• Based on all kinds of data services and applications, service

registry center is designed to creat, release, use and manage various services in a unified way.

• Service registry center achieves service registration, query, locating, canceling and other functions.

• It serves as a bridge between the service publisher and comcumer to provide support for service publishing and client calling

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18www.nrec.com

• Standard service-oriented architecture (SOA)

• Interconnect different systems in a standard way

Enterprise Service Bus(ESB)

Adapter

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Background




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20www.nrec.com

Online Relay Setting Check System

• It needs:- Power Grid Model- Measurements- Relay Model- Relay Settings

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21www.nrec.com

Energy Conservation Management System

• It needs:- Power Grid Model- Measurements- Generation Scheduling- Maintenance Scheduling- Load Scheduling

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22www.nrec.com


application of big data tech in power dispatch data center ...• power market technical support...

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