TRANSMISSION &
DISTRIBUTION
A Division of Global Power
POWER SYSTEM STABILITY CALCULATION TRAINING
D1
I t d ti t PSS®E
D
ay
1
-
I
n
t
ro
d
uc
ti
on
t
o
PSS®E
July 4, 2013Prepared by: Mohamed El Chehaly
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OUTLINE
2
OUTLINE
• PSS®E 33: Basic Operation
• Load Flow Analysis
• Contingency Analysis
Sh t
Ci it A l i


Functional

Description
 Power flow and related network analysis
functions
 Balanced and unbalanced fault analysis
 Network e
q
uivalent construction
q

Dynamic simulation

Dynamic

simulation
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Input Data Files
5
PSS®E 33: BASIC OPERATION
Input

Data

Files
 Power Flow Raw Data Files (.raw)
 D
y
namics Data Files

seq
)
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Output Files
6
PSS®E 33: BASIC OPERATION
Output

Files
 Distribution Factor Data (.dfx)
 AC Contin
g
enc
y
Solution Out
p
ut
(
.acc
)
gy p( )
 PV Solution Output (.pv)

Q
V
So
l
ut
i
o

Files
 Response File or IDEV File (.idv)
 IPLAN Source Program (.ipl)
 IPLAN Executable Program (.irf)
 Python Program (.py)
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Key Elements of the Interface
8
PSS®E 33: BASIC OPERATION
Key

Elements

of

the

Interface
Toolbars
TreeView
SpreadsheetViewOutputView CommandLine
Interface(CLI)
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Key Elements of the Interface
9
PSS®E 33: BASIC OPERATION
Key

Elements


or

a
.
raw

file

populates

the

spreadsheet with network data
 Tabs allow specification of the various data
categories
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Key Elements of the Interface
10
PSS®E 33: BASIC OPERATION
Key

Elements

of

the

Interface
 Output View
 Progress, alerts/warnings and reports tabs


(IDEV

or

Python)
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Bus Tab
11
PSS®E 33: BASIC OPERATION
Default:1.0pu
Bus

Tab
Default:0deg
BusNumber
Base kV
1:LoadBus
2 GtB
Base

kV
2
:
G
enera
t
or
B
us

BusNumber
LoadData
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Plant Tab
14
PSS®E 33: BASIC OPERATION
Plant

Tab
BusNumber
RemoteBus
ScheduledVoltage
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Machine Tab
15
PSS®E 33: BASIC OPERATION
Machine

Tab
ID
BusNumber
GeneratorPower
Generator Data
Generator

Data
TransformerData
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Two Winding Tab
16

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Fixed Shunt Tab
18
PSS®E 33: BASIC OPERATION
Fixed

Shunt

Tab
ID
BusNumber
FixedShuntData
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Switched Shunt Tab
19
PSS®E 33: BASIC OPERATION
Switched

Shunt

Tab
BusNumber
ControlMode
VoltageLimits
ReactivePowerLimits
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Switched Shunt Tab
20
PSS®E 33: BASIC OPERATION
Switched

this?
Rated

Voltage:

230

kV
Code number: 1 Load Bus
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Exercises
22
PSS®E 33: BASIC OPERATION
Exercises
2. Go to the “Branch” tab. Find the branch
that connects bus 201 to bus 207:
a) What are the name of the buses and the rated
voltage of the branch?
Bus Names: HYDRO and DUPONT
b)
What is the rated resistance and reactance of
Bus

Names:

HYDRO

and

DUPONT

0150
p.u.
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Exercises
23
PSS®E 33: BASIC OPERATION
Exercises
3. Go to the “Load” tab. Find load
connected to bus 214:
a) What are the real and reactive components of
this load?
Real: P = 500 MW
b)
What is the power factor of this load?
Real:

P

=

500

MW

Reactive: Q = 75 MVAr
b)
What

is


Qmax
=

610

MVAr
Qmin = -110 MVAr
b)
What

is

the

power

loading

of

the

machine

in

%?
Loading in MVA = √(321
2
+ 142.3249


the

maximum

reactive

power

produced?
Qmax = 124 MVAr
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