Hydro Tasmania is undertaking a $30 million refurbishment of the Rowallan Power station in Northern Tasmania to ensure that it will continue to operate reliably and safely. The project – the latest improvement works undertaken by the company – is expected to be completed in 2024. Hydro Tasmania CEO, Ian Brooksbank, said the modernisation of the 55-year-old Rowallan Power Station […]
The arrival of key components for two synchronous condensers has marked a major milestone for Australia’s largest electricity transmission project, EnergyConnect. EnergyConnect will allow energy to be shared between New South Wales, South Australia, and Victoria and enable the connection of more new renewable generation. Transgrid and construction partner Elecnor Australia are building the 700km New South Wales section of […]
Powerlink Queensland has signed an agreement with French engineering consultancy agency, RTE international (RTEi), who will assist Powerlink in providing consultancy services to live substations works across the Asia Pacific region. Powerlink was the first Australian transmission utility to adopt live substation works in 2001 and RTEi is a long-standing world leader who continues to provide methodology and licensing to […]
The Victorian Government has announced a Structured Transition Agreement with AGL that will ensure a firm 12-year notice period for the closure of Loy Yang A power station. The newly formed agreement will help avoid uncertainty where the changing plans of power companies can deter new renewable generation entering the market, increasing electricity prices to customers. It also aims to […]
The retirement of Unit 6 at Muja C Power Station in Collie, Western Australia, has been pushed back by six months to April 2025 following updated forecasts by the independent Australian Energy Market Operator (AEMO). Synergy’s Unit 6 will be placed on reserve outage mode from 1 October 2024 until 1 April 2025 to ensure wider energy system security during […]
The dual-owned Ergon Energy and Powerlink Garbutt bulk supply substation, which powers more than 50,000 homes and businesses across Townsville, is undergoing a $30 million upgrade to meet the future needs of the growing community. The project will involve a major upgrade with the old outdoor equipment in the substation yard replaced with new, modern 66kV gas-insulated switchgear housed inside […]
Transgrid has begun construction of one of the biggest substations in the Southern Hemisphere, which will comprise complex equipment including the two synchronous condensers, five phase shifting transformers, three power transformers and four shunt reactors. The substation is part of Transgrid’s massive $1.8 billion EnergyConnect interconnector project. Crews have been working around the clock to lay the concrete foundations for […]
Conventional substations can consist of up to hundreds of hard-wired devices that rely on copper hard-wired connections. Modern substations, however, have improved upon this setup by adhering to the new, non-proprietary standard known as IEC 61850. Modern substation design Today’s substations are divided into three different levels: Station Level – The Station Level is where you’ll find SCADA servers and […]
As one of Australia’s leading providers of high voltage electricity transmission network services, Powerlink undertakes an extensive program of works annually to ensure its network operates safely and reliably. Powerlink owns, develops, operates and maintains the high voltage electricity transmission network in Queensland. Its network extends 1,700 kilometres from Cairns to the New South Wales border, and comprises 15,345 circuit […]
Transgrid’s EnergyConnect has commenced works at Buronga – which will host one of the largest substations in Australia – with the first of its concrete foundations for steel towers laid and the purpose-built 30ha accommodation camps opening its doors to the first group of workers. The Buronga site will also be one of the most complex projects in the Southern […]
Recent upgrades, totalling $45 million, have increased capacity by 170MW at Transgrid’s Victoria-New South Wales Interconnector (VNI). Transgrid CEO, Brett Redman, said the project was delivered on budget and features world-leading SmartValve technology from US-based grid enhancing technology company, Smart Wires. “The speed at which the energy transition is accelerating means we must embrace new technology and innovate and SmartValve […]
The Mooroopna Zone Substation is entering its final stages of restoration, with homes and businesses being reconnected to power following re-energising of the substation. Powercor’s final inspections, repairs and testing are underway and parts of Tatura have been reconnected to the zone substation. “We expect to have all homes and businesses reconnected to the substation by the weekend, and this […]
To deliver an affordable and reliable energy supply to Sydney, Transgrid has been undertaking major works to upgrade the city’s existing electrical supply network as part of the Powering Sydney’s Future project. Recently, Transgrid partnered with Zinfra to deliver the substation upgrades required as part of the essential project. Powering Sydney’s Future involves the installation of a new 20km 330kV […]
SA Power Networks has undertaken initial construction on a large-scale project, which includes a new substation at St Kilda to be used in national defence. The new substation is intended to help deliver a land-based test facility for the Navy’s new Hunter Class frigates. Once completed, the 66kV to 11kV substation will power the testing facility of the Hunter program’s […]
Daly’s Constructions (Australia) is a family-owned enterprise backed by 50 years of knowledge and experience, having provided substation civil and cable installation works for Australian utilities since the 1970s. Today, Daly’s is recognised as a specialist service provider for the underground electrical infrastructure industry. Daly’s possess in-house capability and experience to manage and construct civil, structural infrastructure and cable installation […]
Transgrid’s EnergyConnect, Australia’s largest transmission project, has reached a pivotal milestone with the submission of the Environmental Impact Statement (EIS) for the project’s eastern section, from Buronga to Wagga Wagga. Executive Manager of Delivery, Craig Stallan, said Transgrid and its construction partner SecureEnergy have already undertaken early works and are mobilised in anticipation of a busy year in the state’s […]
Project EnergyConnect, once approved and constructed, will directly link the energy networks of South Australia and New South Wales for the first time. The largest electricity interconnector project to date in Australia, EnergyConnect is a cornerstone of the Australian Energy Market Operator’s (AEMO) 2020 Integrated System Plan (ISP). The ISP is a roadmap to ensure Australia has a resilient and […]
Transgrid’s Victoria-NSW Interconnector (VNI) upgrade project has passed a significant milestone, beginning the installation of innovative technology at the Stockdill substation, to enable extra energy to be supplied to 30,000 NSW and ACT homes if required. The new SmartValve devices, recently arrived from the United States and will play an important role in the VNI project. Nine of the units […]
by April Shepherd, Journalist, Utility magazine The Transgrid Queensland-NSW Interconnector upgrade, which has involved extensive work on substations and transformers, continues to progress, with the project’s goal of boosting interstate transmission capacity and reactive power in the grid close to becoming a reality. The Queensland-NSW Interconnector (QNI) upgrade aims to ensure a steady power supply for customers by sharing energy […]
Lilyvale Substation’s $28 million transformer and primary plant replacement has begun, with works on the project to bolster power supply in Central Queensland. The Lilyvale Substation near Emerald was commissioned nearly 40 years ago and its primary equipment is reaching the end of its service life. The project will ensure a continued reliable and safe power supply to Central Queensland […]
In November 2020, Zinfra completed construction of the Stockdill 330/132kV Substation and transmission line rearrangement works. The project, completed for TransGrid, provides a key link in the High-Voltage Electricity transmission network by providing a second supply for the ACT, ensuring the ongoing reliability of the network for many years into the future. The works comprised a new 330/132kV substation at […]
Powercor has begun upgrade work to prepare Mildura’s local electricity network for the installation of a new bushfire safety device. Powercor crews have begun upgrading the network to accommodate the installation of a Rapid Earth Fault Current Limiter (REFCL) at the Merbein Zone Substation. The works, along with those at the Zone Substation itself, will improve the safety of powerlines […]
TOBCO is busy constructing two 330kV Capacitor Banks and asset replacements at the Armidale Zone Substation, 4.5km east of Armidale in New South Wales. Civil works include concrete footings for the capacitor banks, marshalling boxes, lightning mast, light poles, Busbar supports, and current breaker supports plus electrical conduits, cast in situ pits, gutters and channels, stormwater and yard surfacing works. […]
Whether you are inspecting insulators, transformers, switch gears or high voltage powerlines, you need to be sure that you spot a problem quickly and early. Partial discharge that goes unchecked can cause blackouts, fires, explosions or death from arc flashes. In addition to the danger that partial discharge poses to human lives and the environment, there is a significant monetary […]
By Imogen Hartmann, Journalist Reliability and affordability of energy supply is a critical component of economies, and therefore top of mind when considering the longevity of urban infrastructure. With much of Sydney’s electricity transmission network dating back to the 1960s and 70s, and nearing the end of its serviceable life, TransGrid has undertaken a project to update the aging infrastructure […]
A major upgrade of the Rozelle substation will accommodate future infrastructure in Sydney, including WestConnex Rozelle Interchange and Sydney Metro West. The upgrade will continue amid pandemic restrictions, as Ausgrid forges ahead with critical works across the electricity network. The Rozelle substation helps provide a safe and reliable power supply to Sydney’s CBD and Sydney Trains. The upgrade will create […]
TransGrid has successfully connected the Western Sydney International Airport site at Badgerys Creek to the Sydney West Substation, marking a major milestone for the project. TransGrid Telecommunications was contracted to deliver the critical telecommunications infrastructure. These works included stringing 20km of optical ground wire (OPGW) conductor from the Sydney West Substation to the airport site. This connection incorporates high-speed WaveLink […]
As power generation sources become increasingly distributed and intermittent, balancing supply and demand requires a more agile and intelligent grid. This is now possible thanks to significant advances in grid automation technology in recent years, including the development of digital substations. Zinfra, which provides a comprehensive range of engineering, project management, construction, operations and maintenance services to the electricity and […]
About $37 million worth of electrical infrastructure upgrades are underway in Queensland’s Wide Bay to support the region’s future growth, including the rebuild of Gin Gin Substation and the replacement of insulators on a critical transmission line. Energy Minister, Dr Anthony Lynham, said Powerlink had hit the halfway mark in a $33 million revamp of its 50-year-old Gin Gin Substation, […]
A brownfield high-voltage substation construction project in Alice Springs by Power and Water Corporation has seen a new lease on life for previously unused switchgear. The 11kV air insulated switchgear (AIS), which was originally sourced for another project a number of years ago, has been retrofitted to make it suitable for use at the corporation’s Sadadeen Substation. This $12 million […]
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