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This model is based on PI-section. As shown in the figure below, there are two ports for current measurement.

This model is based on PI-section. As shown in Figure 7, there are two ports for current measurement.

Symbol

Description

Unit

ID

Line name

a unique name

StatusConnect/Disconnect statusInitial value 1 (0 for disconnected)

From bus

Sending bus

a unique name

To bus

Receiving bus

R (pu)

Series resistance

p.u. (network base)




X (pu)

Series reactance (2*pi*f*L)

B (pu)

Capacitive charge (2*pi*f*C)

Available I/O Pins

No

Pin Description

Pin Type

Value/Unit

Instruction

1

Set/Get three-phase-to-ground fault

I/O

1: Active

0: Inactive

lineID/faulty

2

Set/Get distance for line fault from starting bus

I/O

0 < value < 1

lineID/fault_distance_factor

3

Set/Get service status

I/O

1: In-service

0: Out-of-service

lineID/status

4

Get sending end current magnitude

O

p.u. (RMS, network base)

lineID/Imag0

5

Get sending end current angle

O

Degree

lineID/Iang0

6

Get receiving end current magnitude

O

p.u. (RMS, network base)

lineID/Imag1

7

Get receiving end current angle

O

Degree

lineID/Iang1

8

Get sending end active and reactive power

O

p.u. (network base)

lineID/P0

lineID/Q0

9

Get receiving end active and reactive power

O

p.u. (network base)

lineID/P1

lineID/Q1

10

Get active and reactive power loss

O

p.u. (network base)

lineID/PL

lineID/QL

11

Set/Get resistance, reactance and capacitance of a line

I/O

p.u. (network base)

lineID/resistance

lineID/reactance

lineID/capacitance

Example

See the Line page in phasor01_IEEE39.xlsx file in demo PHASOR-01.

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