Glossary of Terms

Term

Description

AC

Alternating Current

AER

Australian Energy Regulator

AEMO

Australian Energy Market Operator

AGC

Automatic Generation Control

ARENA

Australian Renewable Energy Agency

BESS

Battery Energy Storage System

BOA

Battery Operating Agreement

CAM

Cost Allocation Methodology

CB

Circuit Breaker

CFS

Country Fire Service

CPP

Consolidated Power Projects Australia Pty Ltd

CPS

Customer Performance Standards

DC

Direct Current

DPTI

Department of Planning, Transport and Infrastructure

DTT

Direct Transfer Trip

Dvar

Dynamic Voltage Amp Reactive

EOI

Expression of Interest

EPC

Engineering, Procurement, and Construction

ESCOSA

Essential Services Commission of South Australia

ESCRI-SA

Energy Storage for Commercial Renewable Integration, South Australia

ESD

Energy Storage Device

FCAS

Frequency Control Ancillary Services

FFR

Fast Frequency Response

GPS

Generator Performance Standards

Hz

Hertz

kV

Kilovolts

LYP

Lower Yorke Peninsula

MW

Megawatts

MWh

Megawatt hours

Mvar

Mega Volt Amp

NCIPAP

Network Capability Incentive Parameter Action Plan

NCC

Network Capability Component

NEM

National Electricity Market

NER

National Electricity Rules

NLCAS

Network Loading Control Ancillary Service

NPV

Net Present Value

O&M

Operation and Maintenance

PSCAD

Power System Computer Aided Design

PSS/E

Power System Simulator for Engineering

Q&A

Questions and Answers

Quality

Quality in downloadable files, 1=Good Data, 0 = Suspect Data

RIT-T

Regulated Investment Test for Transmission

RoCoF

Rate-of-change-of-frequency

RFT

Request for Tender

R&D

Research and Development

SA

South Australia

SAPN

South Australian Power Networks

SCADA

Supervisory Control And Data Acquisition

SIPS

System Integrity Protection Scheme

SOC

State of Charge

TBIPS

Topology Based Islanding Detection Scheme

TNSP

Transmission Network Service Provider

STPIS

Service Target Performance Incentive Scheme

TUOS

Transmission Use of System

WPWF

Wattle Point Wind Farm

WTG

Wind turbine generators

Glossary of Data Description

Data

Description of data

Available for AGC

Operational Control Mode: Cap Trading

Battery Average Temperature

Average temperature of all batteries installed at Dalrymple in degrees Celsius

Battery Charge Level (%)

Average charge of all batteries installed at Dalrymple expressed as a percentage 

Battery Charge Level (MWh)

Average charge of all batteries installed at Dalrymple in Megawatts at DC terminals

Battery Charge Level (MWh)

At 33 kV connection point at Dalrymple substation in Megawatts

Battery Energy Exported (MWh)

Total energy exported from the Dalrymple batteries in Megawatt hours

Battery Energy Imported (MWh)

Total energy imported from the Dalrymple batteries in Megawatt hours

Battery Max Output Capacity (MWh)

Maximum available output of battery in Megawatt hours

Battery Operation Mode

BESS Control Mode (ie Polarity and Operation Control Mode and Voltage Control Mode)

Battery Polarity

Battery discharging or charging

Battery Power Output (MW)

Battery output to network in Megawatts

Battery Reactive Power (Mvar)

Battery reactive power output in Mega Volt Amps (reactive)

Battery Utilisation (%)

Percentage utilisation of the total available power from the battery

Control Mode

Operational Control Mode: External Set Point

Dalrymple Outside Temperature

Current temperature at Dalrymple substation in degrees Celsius

Dalrymple Solar Irradiance

Current solar irradiance at Dalrymple substation in watts per metre square

Dalrymple Substation Reactive Power (Mvar)

Dalrymple substation transformers throughput in reactive power in Mega Volt Amps (reactive) measured towards 33 kV

Dalrymple Substation Real Power (MW)

Dalrymple substations transformer throughput in Megawatts measured towards 33 kV

Dalrymple Substation Voltage (kV)

Dalrymple Substation 33 kV bus voltage in kilovolts

Dalrymple Wind Speed

Current wind speed at Dalrymple substation in kilometres per hour

Frequency Response Active

Operational Control Mode: FCAS

Incoming Line Real Power (MW)

Amount of power being transferred on the Dalrymple to Ardrossan 132 kV transmission line in Megawatts

Incoming Line Utilisation (%)

Percentage utilisation of the Dalrymple to Ardrossan 132 kV transmission line

Line import or export

Power being exported or imported on Dalrymple to Ardrossan 132 kV transmission line, export being towards Ardrossan

Load Provided by Windfarm and Battery (%)

Amount of load being provided to the Lower Yorke Peninsula by the Wattle Point Wind Farm and Dalrymple Battery

Local Frequency (Hz)

Frequency measured at Dalrymple Substation

LYP Customer Load (Mvar)

Lower Yorke Peninsula Customer load in Mega Volt Amps (reactive)

LYP Customer Load (MW)

Lower Yorke Peninsula Customer load in Megawatts

LYP Islanding Status

Operational Control Mode: Islanded. Lower Yorke Peninsula Network is being supplied by the Network or by the Dalrymple battery (Normal or Islanded)

MVAR Control Mode

Voltage Control Mode: Reactive Power control

NLCAS Active

Operational Control Mode: SIPS/NLCAS

Power Factor Control Mode

Voltage Control Mode: Power factor control

SA Total Load (MW)

Total South Australian electricity load in Megawatts

System Frequency (Hz)

South Australia Network frequency in Hz

Voltage Control Mode

Voltage Control Mode: Voltage control

Volts at Battery Terminal (kV)

Voltage at Battery Terminal DC in kilovolts

Wattle Point Windfarm Operating (%)

Current output as a percentage of maximum output of the Wattle Point Windfarm

Wattle Point Windfarm Reactive Power (Mvar)

Wattle Point Windfarm reactive power in Mega Volt Amps (reactive)

Wattle Point Windfarm Real Power (MW)

Wattle Point Windfarm output to network in Megawatts