Transcript No Slide Title

Universal Relay Family
B30 Presentation
Examples
Examples: RTDS Testing Environment
Used for:
Real Time Digital
Simulator
(RTDS)
PSCAD graphical user interface
Power Management
•Final product validation
•Customer requested tests
Real Time Digital Simulator
The Universal Relay
Examples: RTDS Testing Environment
Power Management
The Universal Relay
Examples: RTDS Applications and Users
RTDS Applications
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Conventional TNA type studies
AC System breaker sequences
Power swings due to disturbance
DC Transmission systems with various short circuit ratios
DC System controls studies
Relay test studies
AC & DC System interactions
SVS Applications and controls studies
Power Management
RTDS Users
GEC Alsthom T&D (UK)
Asea Brown Boveri (Sweden)
Siemens (Germany)
Hitachi Corp. (Japan)
Toshiba Corp. (Japan)
Furnas Centrais Electricas (Brazil)
Ontario Hydro Technologies Inc (Canada)
Chugoku Electric (Japan)
Korea Electric Power Co. (S. Korea)
Nanjing Automation Research Institute (China)
Electric Power Research Institute (China)
Manitoba Hydro (Canada)
University of Manitoba (Canada)
LG Systems (S. Korea)
Nanyang Technical University (Singapore)
Chanwang University (S. Korea)
Kinkei Systems (Japan)
Toshiba Engineering (Japan)
University of Canterbury (New Zealand)
The Universal Relay
Contents...
Case 1: External SLG Fault
Case 2: External SLG Fault
Case 3: External LLG Fault
Case 4: External 3P Fault
Case 5: External 3P Fault
Case 6: External SLG Fault
Case 7: External LLG Fault
Case 8: Internal SLG Fault
Case 9: Internal SLG Fault
Power Management
 next page
The Universal Relay
Contents...
Case 10: Internal LLG Fault
Case 11: Internal 3P Fault
Case 12: Internal SLG Fault (weak infeed)
Case 13: Internal SLG Fault (weak infeed)
Case 14: Closing onto Internal SLG Fault
Case 15: Closing onto Internal SLG Fault
Case 16: Closing onto Internal 3P Fault
Case 17: Closing onto External SLG Fault
Case 18: Closing onto External...  next page
Power Management
The Universal Relay
Contents...
Case 19: External SLG Fault (autorecl.)
Case 20: External 3P Fault (autorecl.)
Power Management
The Universal Relay
Examples: Case 1 (External Fault)
• External AG fault on circuit #4
• Point on Wave = 0 deg
• All six circuits connected
• Circuit #4 CT saturates after about 2 ms
• The B30 remains stable
COMTRADE File: B30_case_01
Power Management
The Universal Relay
Examples: Case 1 (External Fault)
AG, pow=0o
Power Management
The Universal Relay
Examples: Case 1 (External Fault)
Power Management
The Universal Relay
Examples: Case 2 (External Fault)
• External AG fault on circuit #4
• Point on Wave = 90 deg
• All six circuits connected
• Circuit #4 CT saturates after about 1.6 ms
• The B30 remains stable
COMTRADE File: B30_case_02
Power Management
The Universal Relay
Examples: Case 2 (External Fault)
AG, pow=90o
Power Management
The Universal Relay
Examples: Case 2 (External Fault)
Power Management
The Universal Relay
Examples: Case 3 (External Fault)
• External ABG fault on circuit #4
• Point on Wave = 0 deg
• All six circuits connected
• Circuit #4 CT saturates after about 2.6 ms
• The B30 remains stable
COMTRADE File: B30_case_03
Power Management
The Universal Relay
Examples: Case 3 (External Fault)
ABG, pow=0o
Power Management
The Universal Relay
Examples: Case 3 (External Fault)
Power Management
The Universal Relay
Examples: Case 4 (External Fault)
• External ABCG fault on circuit #4
• Point on Wave = 0 deg
• All six circuits connected
• Circuit #4 CT saturates after about 2.6 ms
• The B30 remains stable
COMTRADE File: B30_case_04
Power Management
The Universal Relay
Examples: Case 4 (External Fault)
ABCG, pow=0o
Power Management
The Universal Relay
Examples: Case 4 (External Fault)
Power Management
The Universal Relay
Examples: Case 5 (External Fault)
• External ABCG fault on circuit #4
• Point on Wave = 90 deg
• All six circuits connected
• Circuit #4 CT saturates after about 2.3 ms
• The B30 remains stable
COMTRADE File: B30_case_05
Power Management
The Universal Relay
Examples: Case 5 (External Fault)
ABCG, pow=90o
Power Management
The Universal Relay
Examples: Case 5 (External Fault)
Power Management
The Universal Relay
Examples: Case 6 (External Fault)
• External AG fault on circuit #1
• Point on Wave = 0 deg
• All six circuits connected
• Circuit #1 CT saturates after about 6 ms
• The B30 remains stable
COMTRADE File: B30_case_06
Power Management
The Universal Relay
Examples: Case 6 (External Fault)
AG, pow=0o
Power Management
The Universal Relay
Examples: Case 6 (External Fault)
Power Management
The Universal Relay
Examples: Case 7 (External Fault)
• External ABG fault on circuit #1
• Point on Wave = 0 deg
• All six circuits connected
• Circuit #1 CT saturates after about 5.5 ms
• The B30 remains stable
COMTRADE File: B30_case_07
Power Management
The Universal Relay
Examples: Case 7 (External Fault)
ABG, pow=0o
Power Management
The Universal Relay
Examples: Case 7 (External Fault)
Power Management
The Universal Relay
Examples: Case 8 (Internal Fault)
• Internal AG fault
• Point on Wave = 0 deg
• All six circuits connected
• The B30 operates in 10.0 msec
(fast form-C)
COMTRADE File: B30_case_08
Power Management
The Universal Relay
Examples: Case 8 (Internal Fault)
AG, pow=0o
Power Management
The Universal Relay
Examples: Case 8 (Internal Fault)
Phase A operates in
10.0 msec
Power Management
The Universal Relay
Examples: Case 9 (Internal Fault)
• Internal AG fault
• Point on Wave = 90 deg
• All six circuits connected
• The B30 operates in 10.7 msec
(fast form-C)
COMTRADE File: B30_case_09
Power Management
The Universal Relay
Examples: Case 9 (Internal Fault)
AG, pow=90o
Power Management
The Universal Relay
Examples: Case 9 (Internal Fault)
Phase A operates in
10.7 msec
Power Management
The Universal Relay
Examples: Case 10 (Internal Fault)
• Internal ABG fault
• Point on Wave = 0 deg
• All six circuits connected
• The B30 operates in 9.3 msec (fast form-C)
COMTRADE File: B30_case_10a,b
Power Management
The Universal Relay
Examples: Case 10 (Internal Fault)
ABG, pow=0o
Power Management
The Universal Relay
Examples: Case 10 (Internal Fault)
Phase A operates in
9.3 msec
Power Management
The Universal Relay
Examples: Case 10 (Internal Fault)
Phase B operates in
10.5 msec
Power Management
The Universal Relay
Examples: Case 11 (Internal Fault)
• Internal ABCG fault
• Point on Wave = 0 deg
• All six circuits connected
• The B30 operates in 8.8 msec (fast form-C)
COMTRADE File: B30_case_11a,b,c
Power Management
The Universal Relay
Examples: Case 11 (Internal Fault)
ABCG, pow=0o
Power Management
The Universal Relay
Examples: Case 11 (Internal Fault)
Phase A operates in
11.4 msec
Power Management
The Universal Relay
Examples: Case 11 (Internal Fault)
Phase B operates in
8.8 msec
Power Management
The Universal Relay
Examples: Case 11 (Internal Fault)
Phase C operates in
13.8 msec
Power Management
The Universal Relay
Examples: Case 12 (Internal Fault - Weak Infeed)
• Internal AG fault
• Point on Wave = 0 deg
• Circuits 3 (wye winding of the transformer:
zero-sequence infeed), 4 (weak infeed) and
5 (load) connected
• The B30 operates in 17.7 msec
(fast form-C)
COMTRADE File: B30_case_12
Power Management
The Universal Relay
Examples: Case 12 (Internal Fault - Weak Infeed)
AG, pow=0o
Power Management
The Universal Relay
Examples: Case 12 (Internal Fault - Weak Infeed)
Phase A operates in
17.7 msec
Power Management
The Universal Relay
Examples: Case 13 (Internal Fault - Weak Infeed)
• Internal AG fault
• Point on Wave = 90 deg
• Circuits 3 (wye winding of the transformer:
zero-sequence infeed), 4 (weak infeed) and
5 (load) connected
• The B30 operates in 13.5 msec
(fast form-C)
COMTRADE File: B30_case_13
Power Management
The Universal Relay
Examples: Case 13 (Internal Fault - Weak Infeed)
AG, pow=90o
Power Management
The Universal Relay
Examples: Case 13 (Internal Fault - Weak Infeed)
Phase A operates in
13.5 msec
Power Management
The Universal Relay
Examples: Case 14 (Closing onto Internal Fault)
• Internal AG fault pre-exists on the bus
• The bus is energized from the circuit #1
• Closing onto the fault at the Point on Wave
= 0 deg
• The B30 operates in 7.6 msec (fast form-C)
COMTRADE File: B30_case_14
Power Management
The Universal Relay
Examples: Case 14 (Closing onto Internal Fault)
AG, pow=0o
Power Management
The Universal Relay
Examples: Case 14 (Closing onto Internal Fault)
Phase A operates in
7.6 msec
Power Management
The Universal Relay
Examples: Case 15 (Closing onto Internal Fault)
• Internal AG fault pre-exists on the bus
• The bus is energized from the circuit #1
• Closing onto the fault at the Point on Wave
= 90 deg
• The B30 operates in 7.9 msec (fast form-C)
COMTRADE File: B30_case_15
Power Management
The Universal Relay
Examples: Case 15 (Closing onto Internal Fault)
AG, pow=90o
Power Management
The Universal Relay
Examples: Case 15 (Closing onto Internal Fault)
Phase A operates in
7.9 msec
Power Management
The Universal Relay
Examples: Case 16 (Closing onto Internal Fault)
• Internal ABCG fault pre-exists on the bus
• The bus is energized from the circuit #1
• Closing onto the fault at the Point on Wave
= 0 deg
• The B30 operates in 6.4 msec (fast form-C)
COMTRADE File: B30_case_16a,b,c
Power Management
The Universal Relay
Examples: Case 16 (Closing onto Internal Fault)
ABCG, pow=0o
Power Management
The Universal Relay
Examples: Case 16 (Closing onto Internal Fault)
Phase A operates in
8.8 msec
Power Management
The Universal Relay
Examples: Case 16 (Closing onto Internal Fault)
Phase B operates in
6.4 msec
Power Management
The Universal Relay
Examples: Case 16 (Closing onto Internal Fault)
Phase C operates in
8.8 msec
Power Management
The Universal Relay
Examples: Case 17 (Closing onto External Fault)
• Internal ABCG fault pre-exists on the
circuit #4
• The circuit #4 is connected to the deenergized bus
• The bus is energized from the circuit #1
• Closing onto the fault at the Point on Wave
= 0 deg
• The B30 remains stable
COMTRADE File: B30_case_17
Power Management
The Universal Relay
Examples: Case 17 (Closing onto External Fault)
ABCG, pow=0o
Power Management
The Universal Relay
Examples: Case 17 (Closing onto External Fault)
Power Management
The Universal Relay
Examples: Case 18 (Closing onto External Fault)
• Internal AG fault pre-exists on the circuit #4
• The circuit #4 is connected to the deenergized bus
• The bus is energized from the circuit #1
• Closing onto the fault at the Point on Wave
= 0 deg
• The B30 remains stable
COMTRADE File: B30_case_18
Power Management
The Universal Relay
Examples: Case 18 (Closing onto External Fault)
AG, pow=0o
Power Management
The Universal Relay
Examples: Case 18 (Closing onto External Fault)
Power Management
The Universal Relay
Examples: Case 19 (External Fault – Autoreclosure)
• External AG fault on the circuit #4
• The fault is cleared in 100 msec
• Two AR shots are executed with the deadtime of 0.5 sec
• The AR fails - the breaker opens after 70
msec during each shot
• The B30 remains stable
COMTRADE File: B30_case_19
Power Management
The Universal Relay
Examples: Case 19 (External Fault – Autoreclosure)
AG, pow=0o
Power Management
The Universal Relay
Examples: Case 19 (External Fault – Autoreclosure)
Fault Inception
Power Management
2nd AR shot
The Universal Relay
Examples: Case 19 (External Fault – Autoreclosure)
Power Management
The Universal Relay
Examples: Case 20 (External Fault – Autoreclosure)
• External ABCG fault on the circuit #4
• The fault is cleared in 100 msec
• Two AR shots are executed with a deadtime of 0.5 sec
• The AR fails - the breaker opens after 70
msec during each shot
• The B30 remains stable
COMTRADE File: B30_case_20
Power Management
The Universal Relay
Examples: Case 20 (External Fault – Autoreclosure)
ABCG, pow=0o
Power Management
The Universal Relay
Examples: Case 20 (External Fault – Autoreclosure)
Fault Inception
Power Management
2nd AR shot
The Universal Relay
Examples: Case 20 (External Fault – Autoreclosure)
Power Management
The Universal Relay