Psd Siemens 4e4z4k
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- Pages: 45
Controlled switching with PSD (Phase Synchronizing Device) Energy Management High Voltage Products
Confidential
Agenda
Introduction PSD - Function and integration into control system Controlled CLOSE operation Controlled OPEN operation Summary
Page 2
EM HP CB-Ashish G.
Energy Mangement
Controlled switching with High-Voltage Circuit-Breakers
Minimizing electro-dynamic and dielectric stresses of operational equipment in high voltage systems by controlled switching with the control unit PSD by Siemens Page 3
EM HP CB-Ashish G.
Energy Mangement
General applications Kind of Load inductive
• Transformer • Reactor
Operatio n breaking
making
capacitive
• Capacitor Bank • Cable • Filter
breaking making
Stress avoided Reignition Overvoltag es Inrush current Reignition Overvoltag es Overvoltages Inrush current
Reduction of the inrush currents Decreasing of the mechanical and electro-magnetic stresses of the operational equipment increasing of life time
Minimizing of overvoltages
Page 4
Decreasing of the dielectric stress lower aging Substitution of closing resistors higher reliability Energy Mangement EM HP CB-Ashish G.
Hardware
adjustable 3-phase Push-through current transformer weight approx. 4 kg, compact housing 3U/9,5“ RS232 Interface / RS485 Interface Communication to IEC 61850 possible with external gateway
132mm
28 8m m
Page 5
EM HP CB-Ashish G.
Energy Mangement
Software software for parameterization and evaluation protected function access switching history event history 400 events saved graphical overview limit value monitoring compensation of operating times (linear or vectorial): temperature, voltage 2-mode operation with 2 sets of parameters for (ON/OFF) (For Tie Breakers – to switch different loads with one PSD) last 4 switches saved as Oscillogram selection of trigger source
Page 6
EM HP CB-Ashish G.
Energy Mangement
Page 7
EM HP CB-Ashish G.
Energy Mangement
Two mode operation selectability
Page 8
EM HP CB-Ashish G.
Energy Mangement
Diagram
Page 9
EM HP CB-Ashish G.
Energy Mangement
Input& Output Signals
Input required at PSD unit:
Voltage signal Bus Side Voltage signal Load Side Current signal Load Side Power On Control voltage Signals from reference s from each pole Circuit Breaker Auxiliary signals Close-open commands from BCU
Page 10
EM HP CB-Ashish G.
Energy Mangement
Control Unit PSD Data flow (stand by) control room manual tripping/ status closing command signal s
PC interface
PSD
circuitbreaker
VT/CT
zero-crossing calculation detector modul
Page 11
EM HP CB-Ashish G.
solid state output
- temperature - auxiliary voltage - aux. s
Energy Mangement
Control Unit PSD Data flow (Switching) control room manual tripping/ status closing command signal s
PC interface
PSD
circuitbreaker
VT/CT
zero-crossing calculation detector modul
Page 12
EM HP CB-Ashish G.
solid state output
- temperature - auxiliary voltage - aux. s - reference
Energy Mangement
Control Unit PSD Data flow (Service) control room manual tripping/ status closing command signal s
PC interface
PSD
circuitbreaker
VT/CT
zero-crossing calculation detector modul
Page 13
EM HP CB-Ashish G.
solid state output
- temperature - auxiliary voltage - aux. s
Energy Mangement
Arrangement of the point on wave relay
control and protective system
Steuer- und Schutzsystem
synchronous controller
fault clearance
optional by
circuit - breaker
Page 14
EM HP CB-Ashish G.
Energy Mangement
Synchronous Breaking Operation
current phase A
zero crossing detection manual open command
tdelay
synchronized open command to the closing coil
tbreaker tarc
breaker s
Reference Signal = Current through CB Page 15
EM HP CB-Ashish G.
Energy Mangement
Synchronous Closing Operation
Reference Signal = Network Voltage (supply) Page 16
EM HP CB-Ashish G.
Energy Mangement
Optimum Switching Instants
u/p.u.
1.2
inductive loads 0.8
capacitive loads 0.4
0 0
5
10
15
t/ms
20
-0.4
-0.8
-1.2
Page 17
EM HP CB-Ashish G.
Energy Mangement
Controlled Switching of inductive loads
Prestrike Power Transformers Shunt Reactors
Page 18
EM HP CB-Ashish G.
Energy Mangement
Influence of the prestrike on the making operation of a transformer/reactor optimized for inductive load
abs (voltage p.u.)
1 0,8 0,6 0,4 mechanical construction
0,2
flashover process
t / ms
0 0
2
4
making instant Page 19
6
target point mechanical touch
EM HP CB-Ashish G.
8
Energy Mangement
Breaking operation (e.g. of a shunt reactor)
i, u
20 distance
optimised B
not optimised A
15
10
voltage across the circuit-breaker
5 current
voltage at the shunt reactor 0
-10
-8
-6
-4
B
-2
0
2
4
6
8
t / ms
10
-5 A
power supply voltage
-10
Page 20
EM HP CB-Ashish G.
Energy Mangement
Breaking Operation of a Shunt Reactor
Page 21
EM HP CB-Ashish G.
Energy Mangement
Closing Operation of a Transformer
Page 22
EM HP CB-Ashish G.
Energy Mangement
Controlled energizing of capacitive loads
Prestrike Capacitor/Filter Banks
Page 23
EM HP CB-Ashish G.
Energy Mangement
Influence of the prestrike curve on the making operation of a capacitive load spread of circuit-breaker operating time
abs (voltage p.u.)
1
making instant
0,8 0,6 0,4 mechanical construction
0,2
flashover process
t / ms
0 0
2
4 pre-arcing time adjusting time
Page 24
EM HP CB-Ashish G.
6
8 target point mechanical touch
Energy Mangement
abs (U / Û)
Making sequence grounded capacitor bank
1,2 1 0,8 0,6 0,4 0,2 0 -0,2 0 -0,4 -0,6 -0,8 -1 -1,2
L2
L1
2
4
6
Sequenz 50Hz Sequenz 60Hz
Page 25
L3
8
10
12 t [ms]
L1
L3
L2
0
3,33
6,66
0
2,77
5,54
EM HP CB-Ashish G.
t [ms] Energy Mangement
abs (U / Û)
Making sequence grounded capacitor bank
1,2 1 0,8 0,6 0,4 0,2 0 -0,2 0 -0,4 -0,6 -0,8 -1 -1,2
L2
L1
Adjusting time 2
4
6
Sequenz 50Hz Sequenz 60Hz
Page 26
L3
8
10
12 t [ms]
L1
L3
L2
0
3,33
6,66
0
2,77
5,54
EM HP CB-Ashish G.
t [ms]
Energy Mangement
Control unit PSD Advantages
Page 27
Reduction of LCC of the complete systems Improves system reliability EM HP CB-Ashish G.
Energy Mangement
Reference
Page 28
EM HP CB-Ashish G.
Energy Mangement
Controlled switching with Siemens High-Voltage Circuit-Breakers
Page 29
13 years of experience Applications up to 800 kV
EM HP CB-Ashish G.
Energy Mangement
Page 30
EM HP CB-Ashish G.
Energy Mangement
Commissioning Activities
Pre-commissioning Final Commissioning
Page 31
EM HP CB-Ashish G.
Energy Mangement
Pre-Commissioning
1. Circuit Breaker Operating Time measurement associated parameters: Control Voltage, Temperature. 2. Measurement of Reference Timing Shift from Main to be recorded 3. Checking of Auxiliary status w.r.t to CB close and open status
Page 32
EM HP CB-Ashish G.
Energy Mangement
Working with Software
Page 33
EM HP CB-Ashish G.
Energy Mangement
Parameter Configuration
Page 34
EM HP CB-Ashish G.
Energy Mangement
Parameter Configuration
Page 35
EM HP CB-Ashish G.
Energy Mangement
Parameter Configuration
Page 36
EM HP CB-Ashish G.
Energy Mangement
Alarms and Signals
Page 37
EM HP CB-Ashish G.
Energy Mangement
Parameter Configuration Target Phase angle setting Load
R Phase
Y Phase
B Phase
Transformer Ynd - Close
90
180
180
Transformer Ynd - Open
90
30
150
Shunt Reactor –Close
90
30
150
Shunt Reactor –Open
90
210
150
Page 38
EM HP CB-Ashish G.
Energy Mangement
Wiring to Reference
Page 39
EM HP CB-Ashish G.
Energy Mangement
THANK YOU
Page 40
EM HP CB-Ashish G.
Energy Mangement
Site Commissioning
765kV Shunt Reactor Opening at PGCIL Solapur
Page 41
EM HP CB-Ashish G.
Energy Mangement
420kV Shunt Reactor Opening at PGCIL Samba
Page 42
EM HP CB-Ashish G.
Energy Mangement
config00016a-Bay-706.p
PGCIL Sundergarh 765kV ICT, Bay 706
Page 43
EM HP CB-Ashish G.
Energy Mangement
ICT 707_Raichur.pdf
PGCIL Raichur 765kV ICT, Bay 707
Page 44
EM HP CB-Ashish G.
Energy Mangement
11300-132362-Bay-711_Close_ICT Raichur_Configuration.pdf
PGCIL Raichur 765kV ICT, Bay 711
Page 45
EM HP CB-Ashish G.
Energy Mangement
Confidential
Agenda
Introduction PSD - Function and integration into control system Controlled CLOSE operation Controlled OPEN operation Summary
Page 2
EM HP CB-Ashish G.
Energy Mangement
Controlled switching with High-Voltage Circuit-Breakers
Minimizing electro-dynamic and dielectric stresses of operational equipment in high voltage systems by controlled switching with the control unit PSD by Siemens Page 3
EM HP CB-Ashish G.
Energy Mangement
General applications Kind of Load inductive
• Transformer • Reactor
Operatio n breaking
making
capacitive
• Capacitor Bank • Cable • Filter
breaking making
Stress avoided Reignition Overvoltag es Inrush current Reignition Overvoltag es Overvoltages Inrush current
Reduction of the inrush currents Decreasing of the mechanical and electro-magnetic stresses of the operational equipment increasing of life time
Minimizing of overvoltages
Page 4
Decreasing of the dielectric stress lower aging Substitution of closing resistors higher reliability Energy Mangement EM HP CB-Ashish G.
Hardware
adjustable 3-phase Push-through current transformer weight approx. 4 kg, compact housing 3U/9,5“ RS232 Interface / RS485 Interface Communication to IEC 61850 possible with external gateway
132mm
28 8m m
Page 5
EM HP CB-Ashish G.
Energy Mangement
Software software for parameterization and evaluation protected function access switching history event history 400 events saved graphical overview limit value monitoring compensation of operating times (linear or vectorial): temperature, voltage 2-mode operation with 2 sets of parameters for (ON/OFF) (For Tie Breakers – to switch different loads with one PSD) last 4 switches saved as Oscillogram selection of trigger source
Page 6
EM HP CB-Ashish G.
Energy Mangement
Page 7
EM HP CB-Ashish G.
Energy Mangement
Two mode operation selectability
Page 8
EM HP CB-Ashish G.
Energy Mangement
Diagram
Page 9
EM HP CB-Ashish G.
Energy Mangement
Input& Output Signals
Input required at PSD unit:
Voltage signal Bus Side Voltage signal Load Side Current signal Load Side Power On Control voltage Signals from reference s from each pole Circuit Breaker Auxiliary signals Close-open commands from BCU
Page 10
EM HP CB-Ashish G.
Energy Mangement
Control Unit PSD Data flow (stand by) control room manual tripping/ status closing command signal s
PC interface
PSD
circuitbreaker
VT/CT
zero-crossing calculation detector modul
Page 11
EM HP CB-Ashish G.
solid state output
- temperature - auxiliary voltage - aux. s
Energy Mangement
Control Unit PSD Data flow (Switching) control room manual tripping/ status closing command signal s
PC interface
PSD
circuitbreaker
VT/CT
zero-crossing calculation detector modul
Page 12
EM HP CB-Ashish G.
solid state output
- temperature - auxiliary voltage - aux. s - reference
Energy Mangement
Control Unit PSD Data flow (Service) control room manual tripping/ status closing command signal s
PC interface
PSD
circuitbreaker
VT/CT
zero-crossing calculation detector modul
Page 13
EM HP CB-Ashish G.
solid state output
- temperature - auxiliary voltage - aux. s
Energy Mangement
Arrangement of the point on wave relay
control and protective system
Steuer- und Schutzsystem
synchronous controller
fault clearance
optional by
circuit - breaker
Page 14
EM HP CB-Ashish G.
Energy Mangement
Synchronous Breaking Operation
current phase A
zero crossing detection manual open command
tdelay
synchronized open command to the closing coil
tbreaker tarc
breaker s
Reference Signal = Current through CB Page 15
EM HP CB-Ashish G.
Energy Mangement
Synchronous Closing Operation
Reference Signal = Network Voltage (supply) Page 16
EM HP CB-Ashish G.
Energy Mangement
Optimum Switching Instants
u/p.u.
1.2
inductive loads 0.8
capacitive loads 0.4
0 0
5
10
15
t/ms
20
-0.4
-0.8
-1.2
Page 17
EM HP CB-Ashish G.
Energy Mangement
Controlled Switching of inductive loads
Prestrike Power Transformers Shunt Reactors
Page 18
EM HP CB-Ashish G.
Energy Mangement
Influence of the prestrike on the making operation of a transformer/reactor optimized for inductive load
abs (voltage p.u.)
1 0,8 0,6 0,4 mechanical construction
0,2
flashover process
t / ms
0 0
2
4
making instant Page 19
6
target point mechanical touch
EM HP CB-Ashish G.
8
Energy Mangement
Breaking operation (e.g. of a shunt reactor)
i, u
20 distance
optimised B
not optimised A
15
10
voltage across the circuit-breaker
5 current
voltage at the shunt reactor 0
-10
-8
-6
-4
B
-2
0
2
4
6
8
t / ms
10
-5 A
power supply voltage
-10
Page 20
EM HP CB-Ashish G.
Energy Mangement
Breaking Operation of a Shunt Reactor
Page 21
EM HP CB-Ashish G.
Energy Mangement
Closing Operation of a Transformer
Page 22
EM HP CB-Ashish G.
Energy Mangement
Controlled energizing of capacitive loads
Prestrike Capacitor/Filter Banks
Page 23
EM HP CB-Ashish G.
Energy Mangement
Influence of the prestrike curve on the making operation of a capacitive load spread of circuit-breaker operating time
abs (voltage p.u.)
1
making instant
0,8 0,6 0,4 mechanical construction
0,2
flashover process
t / ms
0 0
2
4 pre-arcing time adjusting time
Page 24
EM HP CB-Ashish G.
6
8 target point mechanical touch
Energy Mangement
abs (U / Û)
Making sequence grounded capacitor bank
1,2 1 0,8 0,6 0,4 0,2 0 -0,2 0 -0,4 -0,6 -0,8 -1 -1,2
L2
L1
2
4
6
Sequenz 50Hz Sequenz 60Hz
Page 25
L3
8
10
12 t [ms]
L1
L3
L2
0
3,33
6,66
0
2,77
5,54
EM HP CB-Ashish G.
t [ms] Energy Mangement
abs (U / Û)
Making sequence grounded capacitor bank
1,2 1 0,8 0,6 0,4 0,2 0 -0,2 0 -0,4 -0,6 -0,8 -1 -1,2
L2
L1
Adjusting time 2
4
6
Sequenz 50Hz Sequenz 60Hz
Page 26
L3
8
10
12 t [ms]
L1
L3
L2
0
3,33
6,66
0
2,77
5,54
EM HP CB-Ashish G.
t [ms]
Energy Mangement
Control unit PSD Advantages
Page 27
Reduction of LCC of the complete systems Improves system reliability EM HP CB-Ashish G.
Energy Mangement
Reference
Page 28
EM HP CB-Ashish G.
Energy Mangement
Controlled switching with Siemens High-Voltage Circuit-Breakers
Page 29
13 years of experience Applications up to 800 kV
EM HP CB-Ashish G.
Energy Mangement
Page 30
EM HP CB-Ashish G.
Energy Mangement
Commissioning Activities
Pre-commissioning Final Commissioning
Page 31
EM HP CB-Ashish G.
Energy Mangement
Pre-Commissioning
1. Circuit Breaker Operating Time measurement associated parameters: Control Voltage, Temperature. 2. Measurement of Reference Timing Shift from Main to be recorded 3. Checking of Auxiliary status w.r.t to CB close and open status
Page 32
EM HP CB-Ashish G.
Energy Mangement
Working with Software
Page 33
EM HP CB-Ashish G.
Energy Mangement
Parameter Configuration
Page 34
EM HP CB-Ashish G.
Energy Mangement
Parameter Configuration
Page 35
EM HP CB-Ashish G.
Energy Mangement
Parameter Configuration
Page 36
EM HP CB-Ashish G.
Energy Mangement
Alarms and Signals
Page 37
EM HP CB-Ashish G.
Energy Mangement
Parameter Configuration Target Phase angle setting Load
R Phase
Y Phase
B Phase
Transformer Ynd - Close
90
180
180
Transformer Ynd - Open
90
30
150
Shunt Reactor –Close
90
30
150
Shunt Reactor –Open
90
210
150
Page 38
EM HP CB-Ashish G.
Energy Mangement
Wiring to Reference
Page 39
EM HP CB-Ashish G.
Energy Mangement
THANK YOU
Page 40
EM HP CB-Ashish G.
Energy Mangement
Site Commissioning
765kV Shunt Reactor Opening at PGCIL Solapur
Page 41
EM HP CB-Ashish G.
Energy Mangement
420kV Shunt Reactor Opening at PGCIL Samba
Page 42
EM HP CB-Ashish G.
Energy Mangement
config00016a-Bay-706.p
PGCIL Sundergarh 765kV ICT, Bay 706
Page 43
EM HP CB-Ashish G.
Energy Mangement
ICT 707_Raichur.pdf
PGCIL Raichur 765kV ICT, Bay 707
Page 44
EM HP CB-Ashish G.
Energy Mangement
11300-132362-Bay-711_Close_ICT Raichur_Configuration.pdf
PGCIL Raichur 765kV ICT, Bay 711
Page 45
EM HP CB-Ashish G.
Energy Mangement
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