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The multiphase shunt can represent a 1, 2, or 3-phase (only Y-g configuration) shunt device. For the case of three-phase shunt components, the admittance matrix is defined as:


Single Phase Shunt

Symbol

Description

Unit

IDShunt device namea unique name

Status

Connect/Disconnect status of phase 1

Initial value 1 (0 for disconnected)

kV (ph-gr RMS)

Phase to ground rated voltage

kV

Bus1

Name of phase 1 of the connected bus

a unique name

P1 (kW)

Active power phase 1

kW

Q1 (kVAr)

Reactive power phase 1

kVAr

Two Phase Shunt

Symbol

Description

Unit

IDShunt device namea unique name

Status1

Connect/Disconnect status of phase 1

Initial value 1 (0 for disconnected)


Status2

Connect/Disconnect status of Phase 2

kV (ph-gr RMS)

Phase to ground rated voltage

kV

Bus1

Name of phase 1 of the connected bus

a unique name


Bus2

Name of phase 2 of the connected bus

P1 (kW)

Active power phase 1

kW

Q1 (kVAr)

Reactive power phase 1

kVAr

P2 (kW)

Active power phase 2

kW

Q2 (kVAr)

Reactive power phase 2

kVAr

Three Phase Shunt

Symbol

Description

Unit

IDShunt device namea unique name

Status1

Connect/Disconnect status of phase 1

Initial value 1 (0 for disconnected)




Status2

Connect/Disconnect status of Phase 2

Status3

Connect/Disconnect status of Phase 3

kV (ph-gr RMS)

Phase to ground rated voltage

kV

Bus1

Name of phase 1 of the connected bus

a unique name


Bus2

Name of phase 2 of the connected bus

Bus3

Name of phase 3 of the connected bus

P1 (kW)

Active power phase 1

kW

Q1 (kVAr)

Reactive power phase 1

kVAr

P2 (kW)

Active power phase 2

kW

Q2 (kVAr)

Reactive power phase 2

kVAr

P3 (kW)

Active power phase 3

kW

Q3 (kVAr)

Reactive power phase 3

kVAr

Available I/O pins

No

Pin Description

Pin Type

Value/Unit

Instruction

1

Get current magnitude of shunt j

O

A (RMS)

shuntID/Imagj

where j is 1, 2 or 3

2

Get current angle of shunt j

O

Degree

shuntID/Iangj

where j is 1, 2 or 3

3

Set/Get powers of shunt (profile)

I/O

kW

kVAr

shuntID/Pj

shuntID/Qj

where j is 1, 2 or 3

4

Set/Get status of shunt j

I/O

0: Disconnected

1: Connected

shuntID/statusj

where j is 1, 2 or 3

Example

See the Shunt page in phasor08_IEEE13.xls file in demo PHASOR-08.

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