Download Microsoft Word - Appendix A Embedded Generation

Embedded Generation
Detailed Enquiry Application
This document provides details of the minimum information required to be submitted to CitiPower or
Powercor for a detailed enquiry under chapter 5 of the NER for registered embedded generators
(generators with a capacity greater than 5 MW). The response provided by CitiPower/Powercor
will involve an analysis of the application to assess the applicability of a network connection.
Please fill out this form in black pen and tick the boxes where appropriate. Attach all available
documents where requested. If there is insufficient space provided, an attached note may be
referred to in the relevant section.
Return this form to:
Locked Bag 14090, Melbourne, 8001 or via Email to [email protected]
SECTION 1: OVERVIEW OF PROPOSED GENERATOR INSTALLATION
Submission date
Project name
Proposed date of
construction
Proposed in
service date
Number of units
Rating of
each unit
Proposed
total capacity
Location address
Existing site on
supply
Expected peak usage
demand
No
Yes
kW
NMI
Phases
Voltage
SECTION 2: PROJECT OBJECTIVES
List the objectives of the proposed project
1
2
3
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SECTION 3: APPLICANT DETAILS
Applicant
Company Name
ABN
Contact Name
Postal Address
Telephone
Mobile
Email
Consultant
Company Name
ABN
Contact Name
Postal Address
Telephone
Mobile
Email
SECTION 4: EMBEDDED GENERATOR DETAILS
Project Description (Energy Source)
Solar PV
Solar thermal
Wind
Engine
Combined
Heat & Power
Co-gen
Storage
Synchronous
Asynchronous (induction)
DC
Wind Farm
Induction
Double Fed Induction Generator
FCCG
Non Rotating
DC PV
DC Fuel Cell
Other
Voltage
DC
AC
Hydro
Turbine
Other
Generator type
Rotating
Inverter
Capacity
kW
DC Battery
Voltage Level
No of Phases
Voltage Level
SECTION 5: EMBEDDED GENERATOR INTENDED OPERATION
Standby/Island
Grid connected
Non Export
Export
MWh exported per month
Transformer configuration (Customer side)
Delta
Wye solid gnd
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Generation Business
Max output MW
Max export MW
Yearly starts
Spare field
Wye impedance gnd
Other
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SECTION 6: SUPPORTING INFORMATION TO BE PROVIDED
Attached


Single Line Diagram
Embedded generator interface point to the network
Include required disconnection devices, generating equipment, LV and HV switchgear,
transformers, motors, protection devices, CTs, VTs metering and synchronizing
equipment
If upgrade to an existing installation show clearly the existing and new equipment
including the embedded generation equipment
Location map
Site location of plant and equipment
Proposed connection configuration
Harmonics
Generator harmonic contents: voltage magnitude of individual harmonic number and
total harmonic distortion under no-load and full-load conditions (phase to phase and
phase to neutral
Plant details and plant rating along with harmonic contents of any other customer plant
installation that will generate harmonics (for example, uninterruptible power supply,
inverter etc.): magnitude of individual harmonic number and total harmonic distortion
Fault Level
Fault level contribution as per AS 3851-1991
Details of system earthing arrangements
Protection functionality (please tick all known functions)
Overcurrent
Earth fault
Directional OC
Directional EF
Neutral displacement
CB failure
Synchronisation
Under/Over voltage
Under/Over frequency
Reverse power
ROCOF
Vector shift
Negative phase sequence
Out of step/pole slip
Loss of excitation/field loss
Rotor earth fault
Solar PV installations – information required
Characteristics and specifications of the solar PV technology including:
 Number of panels
 Rated output of panels
 Panel operating voltage range
Characteristics and specifications of the inverter PV technology including:
 Inverter operating voltage range (both input and output)
 Voltage control and reactive power capabilities
 Power quality emissions characteristics – Harmonic contribution, flicker etc.
 Voltage and frequency withstand capabilities
Synchronous generators – information required
Generator synchronous, transient and sub-transient positive sequence reactances (Xd,
X’d, X’’d and Xq, X’q, X’’q)
Generator negative and zero sequence reactances
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Generator leakage reactance
Generator transient and sub-transient time constants (Td, T’d, T’’d and Tq, T’q, T’’q :
open-circuit and short-circuit)
Generator exciter and armature short circuit time constants (Te and Ta)
Generator open-circuit magnetisation curve (field excitation characteristic)
Generator inertia constant
Impedance of generator earthing component, if any
Generator transformer details and parameters, if any (impedance, vector group and
earthing)
Details and impedance of fault limiting device , if any
Transfer block model of relevant AVR/excitation system with parameters suitable for
transient stability study
Wind turbines – information required
Description of the technology employed eg. WRIG, DFIG, Synchronous, Inverter
Details of control methodology
Transfer block model of control system and generation components with parameters
suitable for transient stability study
Details and impedance of fault limiting device, if any
Generator exciter and armature short circuit time constants (Te and Ta)
Generator harmonic contents: voltage magnitude if individual harmonic number and
total harmonic distortion under no-load and full-load conditions (phase to phase and
phase to neutral)
Generator inertia constant
Generator leakage reactance
Generator negative and zero sequence impedances
Generator open-circuit magnetisation curve (field excitation characteristic)
Generator synchronous, transient and sub-transient positive sequence reactances (Xd,
X’d, X’’d and Xq, X’q, X’’q)
Generator transformer details and parameters, if any (impedance, vector group and
earthing)
Generator transient and sub-transient time constants (Td, T’d, T’’d and Tq, T’q, T’’q :
open-circuit and short-circuit)
Impedance of generator earthing component, if any
Plant details and plant rating along with harmonic contents of any other customer plant
installation that will generate harmonics (for example, uninterruptible power supply,
inverter etc.): magnitude of individual harmonic number and total harmonic distortion
Transfer block model of relevant AVR/excitation system with parameters suitable for
transient stability study
An assessment fee applies for the review of this detailed application. Upon submission of
this application form an invoice will be sent to the undersigned.
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BILLING ACCEPTANCE: CitiPower/Powercor will issue a tax invoice to the
undersigned.
I accept and agree to pay the current costs for the service provided.
Applicant Signature
Applicant Name
Position
Company Name
Billing Address
Date
PRIVACY STATEMENT: The personal information you provide in this form will be collected by CitiPower/Powercor for the purpose of assessing
pre approval for connection of your proposed Embedded Generator to the electricity grid. This information will be used and disclosed by
CitiPower/Powercor in accordance with its privacy policy. You can find more information on the privacy policy on our website.
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WARNING: PRINTED COPIES OF THIS DOCUMENT MAY NOT BE THE LATEST. THE MOST UP-TO-DATE VERSION IS LOCATED ON THE WEBSITE.