smart grid technology - chiang mai rajabhat university · 2018-11-26 · smart grid technology...

Smart Grid TechnologyPrinciple and Application

Smart Grid Measurement and Control

Krischonme Bhumkittipich, D.Eng., SM-IEEEDepartment of Electrical Engineering

Rajamangala University of Technology Thanyaburi, Thailand

E-mail: krischonme.b@en.rmutt.ac.th

Curriculum VitaeKrischonme Bhumkittipich, D.Eng.(Energy)

q Associate Professor in Electrical Engineering, RMUTT.q Director of Graduate School, RMUTT.q Research Associated at

q Asian Institute of Technologyq RWTH-Aachen University

q Publications: >100 papers (Both TH and EN)q Research Interest:

q Power System Dynamic and Stabilityq Power System Interconnectionq Smart Grid Technology

q Teachingq Advanced Mathematicsq Computer-Aided Power System Analysisq Optimization Technique & AI on Power Systemq Power System Dynamic and Stabilityq Smart Grid Technology

Smart Grid Technology: Principle and Application

Krischonme Bhumkittipich 2

Outline

l Background of Electrical Power SystemØ presented by Dr. Krischonme Bhumkittipich (KB)

l Smart Grid Concept and TechnologyØ presented by Dr. Krischonme Bhumkittipich (KB)

l Smart Grid Measurement and ControlØ presented by Dr. Krischonme Bhumkittipich (KB)

l Application of Smart Grid TechnologyØ presented by Dr. Yuttana Kongjeen

Smart Grid Technology: Principle and Application

Krischonme Bhumkittipich 3

Physical Structures

04211622 Smart Grid

Supervisory Control and Data Acquisition (SCADA)

04211622 Smart Grid

Energy Management Systems

04211622 Smart Grid

04211622 Smart Grid

Hierarchical Control Structure

04211622 Smart Grid

Time Scales of Power System Control

04211622 Smart Grid

Schematic Diagram of a Steam-Turbine Generator

04211622 Smart Grid

Basic Generator Control Loops

04211622 Smart Grid

Reactive Power and Voltage Control

04211622 Smart Grid

Real Power and Frequency Control

04211622 Smart Grid

Automatic Generation Control (AGC)

04211622 Smart Grid

Purpose of AGC

04211622 Smart Grid

3 Components of AGC

04211622 Smart Grid

Basic Control Theory

04211622 Smart Grid

04211622 Smart Grid

Basic Frequency Control Loops

04211622 Smart Grid

Real Power Control: Block Diagram

04211622 Smart Grid

Generator Model

04211622 Smart Grid

Generator Model: Block Diagram

04211622 Smart Grid

Load Model

04211622 Smart Grid

Load Model: Block Diagram

04211622 Smart Grid

Generator-Load Model

04211622 Smart Grid

Turbine (Prime Mover) Model

04211622 Smart Grid

Governor Model

04211622 Smart Grid

Governor Model: Block Diagram

04211622 Smart Grid

Turbine-Governor Model

04211622 Smart Grid

Speed-Power Relationship

04211622 Smart Grid

The Unit for Regulation (R)

04211622 Smart Grid

Static Speed-Power Curve

04211622 Smart Grid

Example

04211622 Smart Grid

Example

04211622 Smart Grid

04211622 Smart Grid

AGC for Single Generator

04211622 Smart Grid

04211622 Smart Grid

Steady-State Frequency Calculation: Without Load Damping

04211622 Smart Grid

Steady-State Frequency Calculation: With Load Damping

04211622 Smart Grid

Example

04211622 Smart Grid

Example

04211622 Smart Grid

Example

04211622 Smart Grid

AGC for Multiple Generators

04211622 Smart Grid

Power Balance Equation at Each Bus

04211622 Smart Grid

Load Power Equation

04211622 Smart Grid

Turbine Mechanical Power Output

04211622 Smart Grid

AGC for Multiple Generators

04211622 Smart Grid

Tie-line Model

04211622 Smart Grid

Tie-Line Block Diagram

04211622 Smart Grid

AGC for Two Generators

04211622 Smart Grid

Static Speed-Power Characteristic

04211622 Smart Grid

Steady State Frequency Calculation

04211622 Smart Grid

Note that…

04211622 Smart Grid

04211622 Smart Grid

NERC Control Areas

04211622 Smart Grid

Simplified Control Model

04211622 Smart Grid

Area Frequency Response Characteristic “β”

04211622 Smart Grid

Area Frequency Response Characteristic “β” with Load Damping

04211622 Smart Grid

Example

04211622 Smart Grid

Power Pool Operation

04211622 Smart Grid

AGC for Multi Areas

04211622 Smart Grid

Area Control Error (ACE)

04211622 Smart Grid

Frequency Bias Setting “B”

04211622 Smart Grid

ACE: Tie-Line Bias Control

04211622 Smart Grid

AGC for 2-Area with Tie-line Bias Control: Block Diagram

04211622 Smart Grid

AGC for 2-Area with Tie-line Bias Control : Static Speed-Power Curve

04211622 Smart Grid

Example

04211622 Smart Grid

Example Frequency Calculation

04211622 Smart Grid

Example ACE Calculation

04211622 Smart Grid

Example: Control Action

04211622 Smart Grid

ERCOT Frequency Plot

04211622 Smart Grid

ERCOT ACE

04211622 Smart Grid

Economic Dispatch

04211622 Smart Grid