phần 7 khóa đào tạo tính toán ổn định và ứng dụng trên phần mềm psse cho kỹ sư hệ thống điện thực hiện tính toán mô phỏng trên phần mềm psse với hệ thống điện 24 nút của ieee
... the shunts on the low
voltage side?
eBook for You
22
IEEE 24 – SHORT-CIRCUIT
ANALYSIS
eBook for You
Negative and Zero Sequence Parameters
24
• Negative-sequence impedance is equal to positive-
sequence ... ANALYSIS
• Match the events in the progress window to the plot
eBook for You
39
IEEE 24 – DYNAMIC ANALYSIS
eBook for You
The IEEE 1996
Reliability Test System
4
SYSTEM COMPONENTS
• Two areas (230kV ... Dynamic Analysis Setup
40
DYNAMIC ANALYSIS
• Prepare the IEEE24 saved
case file (V32) to use for
dynamic simulations
• Load the dynamics data file
that...
... 1.0
B
E
T
C
= 0 V
RMAX
= 4.95
T
E
= 1.33 V
RMIN
= -4.9
K
F
= 0.1
T
F
= 0. 675
S
E
[E
1
]
=
0 279
S
E
[E
1
]
0
.
279
S
E
[E
2
] = 0.1 17
eBook for You
OUTLINE
2
OUTLINE
• Types of Exciters
• Exciter Models ...
flexibility
eBook for You
DC Exciters 3
50
EXCITER MODELS IN PSS®E
DC
Exciters
3
IEEET4, IEEEX4, IEEET5, IEET5A and
DC3A
Rtldtitilth
R
epresen
t
very o
ld
sys
t
ems,
i
n par
ti
cu
l
ar ...
used
nowadays
eBook for You
DC Exciters 1
45
EXCITER MODELS IN PSS®E
DC
Exciters
1
IEEET1, IEET1A, IEEEX1 and ESDC1A
Sample data
K
46
E
31
K
A
=
46
E
1
=
3
.
1
T
A
= 0.06 E
2
= 2.3
T
B
=...
... faults, generator trips, or motor
startin
g
g
eBook for You
17
DYNAMIC SIMULATION
SEQUENCE
SEQUENCE
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Performance Verification
47
OVERVIEW OF SIMULATION PROCEDURE
Performance
Verification
...
I
gen
'
'
jX
VE
I
b
gen
3. Calculate P
gen
jX
cos'
gengen
I
EP
eBook for You
Model Setup and Use
37
OVERVIEW OF SIMULATION PROCEDURE
Model
Setup
and
Use
Valid models will lead to correct ... Verification
48
OVERVIEW OF SIMULATION PROCEDURE
Performance
Verification
Transient response to a step change
[IEEE4 21.2-1990]
eBook for You
Dynamic Simulation Control Flags
25
DYNAMIC SIMULATION SEQUENCE
Dynamic
...
... TGOV3
Modification of IEEEG1 and PTI recommended
Modification
of
IEEEG1
and
PTI
recommended
model for fast valving studies
Same definitions used for IEEEG1 can be used
P
RMAX
has ... GOVERNORS
Hydraulic
Turbine
Action (impulse-type) turbines
Pelton turbine
eBook for You
Gas Turbine Models
47
GOVERNOR MODELS IN PSS®E
Gas
Turbine
Models
GAST
Represents the principal dynamic characteristic ... by Pelton water-wheel, Turgo
turbines and Cross-flow turbines
eBook for You
Steam Turbine Models
24
GOVERNOR MODELS IN PSS®E
Steam
Turbine
Models
TGOV2
Unique model where the user must...
... File
37
DYNAMIC FILE
Models
Used
for
Dynamic
File
Generator at bus 201
eBook for You
Governor Models
24
DYNAMIC FILE
Governor
Models
General model (IEEEG1)
General
model
(IEEEG1)
...
for
Dynamic
File
Governor at bus 201
eBook for You
IEEE T
yp
e 1 S
p
eed-Governin
g
Model
25
DYNAMIC FILE
yp p
g
(IEEEG1)
IEEE recommended general model for
steam turbine and can ... capacitors
c. The nature of any current and/or MVA limits
eBook for You
Steam Turbine Governor Model
27
DYNAMIC FILE
(TGOV1)
Simple model for a steam turbine
eBook for You
Gas Turbine Governor Model...
... You
Modal Analysis
5
SMALL-SIGNAL STABILITY
Modal
Analysis
eBook for You
Calculation of
Eigenvalue
37
NEVA – PSS NETOMAC
Calculation
of
Eigenvalue
Clt
Ei l
lti
C
omp
l
e
t
e
Ei
genva
l
ue ... for You
Nature of Modes
26
SMALL-SIGNAL STABILITY
Nature
of
Modes
eBook for You
SWING MODES
7
SWING
MODES
Inter-Area Modes
FrequencyRange(0.1to0.8Hz)
LargeNumberofGenerators
GeneratorsinoneAreaswing ... Modes
FrequencyRange(0.8to3Hz)
SmallNumberofGeneratorsinaSmallArea
HighFrequency/StrongDamping
eBook for You
Nature of Modes
27
SMALL-SIGNAL STABILITY
Nature
of
Modes
Local/regional modes
Natural frequency: 0.5 – 2...
... Study
–
IEEE 24 Bus Test System
Day
12
-
Case
Study
–
IEEE
24
Bus
Test
System
PART 1
July 19, 2013Prepared by: Frida Ceja-Gomez
eBook for You
42
IEEE 24
–
N
-
1 CONTINGENCY
IEEE
24
... simulation
gp
eBook for You
Branch Data
7
SAVED CASE BUILD-UP
Branch
Data
• The transmission line data for the IEEE 24- bus system can be found in
the table below
eBook for You
47
N-1 CONTINGENCY ANALYSIS
Creating ... 3
IEEE 24
–
SAVED CASE
IEEE
24
–
SAVED
CASE
BUILD-UP
eBook for You
38
LOAD FLOW ANALYSIS
Correcting the...
... 0.85*448=380.8 MW < Pinit (400MW)
• Therefore, change Vmax to 1pu
• Bus 22
• Mbase= 77 5MVA
• Pmax= Vmax*Mbase= 0.85 *77 5=658 .75 MW < Pinit (660MW)
• Therefore, change Vmax to 1pu
eBook for You
Governor ... You
Generator V
Curves
30
DYNAMICS DATA VERIFICATION
Generator
V
-
Curves
eBook for You
3
IEEE 24
–
BUILDING A
IEEE
24
–
BUILDING
A
DYNAMICS DATA FILE
eBook for You
Dynamics Data File Verification
18
DYNAMICS ... DATA VERIFICATION
Dynamics
Data
File
Verification
•
Prepare the IEEE24 saved case file (the
Prepare
the
IEEE
24
saved
case
file
(the
one satisfying N-0 reliability conditions)...
... to
choose the
right settings
• Select the
source and sink
subsystems
eBook for You
10
IEEE 24
–
QV
ANALYSIS
IEEE
24
–
QV
ANALYSIS
eBook for You
Long
Term Voltage Stability
24
IEEE24 – ... using NEVA
37
IEEE24 – SMALL SIGNAL STABILITY
Small
Signal
Stability
using
NEVA
• New exciters at bus 1, 2, 7 and 22
eBook for You
Long
Term Frequency Stability
22
IEEE 24 – LONG TERM ... Turbine and Boiler TGOV5
17
IEEE24 – LONG TERM STABILITY
Steam
Turbine
and
Boiler
TGOV5
Typical data for TGOV5
eBook for You
Small Signal Stability using NEVA
31
IEEE 24 – SMALL SIGNAL STABILITY
Small
...
... Python Basic Syntax
7
BASIC SYNTAX
Python
Basic
Syntax
Interactive mode programming
Write the following
Write
... following code
Test the following code
Test
the
following
code
eBook for You
Tuples
27
VARIABLES
Tuples
A tuple is another sequence data type that
is similar to the list
is
similar
... TOOLS
Operators
Python membership operators
Python identity operators
eBook for You
Strings
24
VARIABLES
Strings
Set of characters between quotation
marks
marks
>>>str1 = 'Hello...
... Single Element Data Retrieval
Subsystem Data Retrieval
eBook for You
Running an Automation File
7
INTRODUCTION
Running
an
Automation
File
eBook for You
Introduction to PSS®E Automation
4
INTRODUCTION
Introduction
...
... You
Steps for Equivalent Network
13
REDUCED POWER SYSTEM
Steps
for
Equivalent
Network
7
Cltdilttk
7
.
C
omp
l
e
t
e
d
equ
i
va
l
en
t
ne
t
wor
k
1. The equivalent network is now completed
2
The ... are the
the
new
machine
base
(4000
MVA)
are
the
following:
puX 0 072 .1
1
B 4000 MVA
puX
puX
75 56.1
0100.1
0
2
1
B
ase:
4000
MVA
eBook for You
Steps for Equivalent Network
10
REDUCED ... CLI
Wit 1t di t
W
r
it
e
1
t
o
di
sconnec
t
eBook for You
Steps for Equivalent Network
7
REDUCED POWER SYSTEM
Steps
for
Equivalent
Network
2. Swing buses in the external system
1....
... contin
g
enc
y
solution out
p
ut file and
gy p
solve
eBook for You
Short-Circuit Analysis
Rl
220kV
47
SHORT-CIRCUIT ANALYSIS
R
esu
l
ts –
220kV
• Is the fault
level at this
bus
bus
acceptable?
Iit
•
I
s...
... Example 1
Test system area
based report
7
INTRODUCTION TO THE TEST SYSTEM
Example
1
–
Test
system
area
-
based
report
• Go to the ...
d
a
t
a o
f
thi
s
d
ynam
i
cs
fil
e
t
o
th
e a
l
rea
d
y
existing data
• So in this case, choose the dynamics data file
option
eBook for You
Running the system before any faults
29
RUNNING ... shunts, passive loads, transformers and
branches
eBook for You
Plotting the recorded channels
37
PLOTTING THE OUTPUTS
Plotting
the
recorded
channels
• Click on channel 3 and drag it to...