From the category archives:

Batteries & Energy Storage

Can you go off the grid with a 10kW solar system plus battery storage?

May 21, 2018
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We previously wrote an article about the feasibility of an Australian home going off-grid with a 3kW solar system – quite a small system size for such an ambitious endeavour. In this article, we’ll look at the case for going off-grid with a 10kW solar system – the unofficial upper limit for residential solar system […]

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Achieving grid stability with smart technologies

May 16, 2018

The problems currently facing the efficiency and stability of the gird are multilayered, and grid-scale energy storage technologies are helping to deliver solutions, according to Gianpaolo Giuliani, Global Sales Director, Energy Storage for GE Energy. Gianpaolo Giuliani has been with General Electric Company (GE) for almost 19 years and at the end of 2013 he […]

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The impressive numbers behind the Tesla ‘big battery’ in SA

May 15, 2018

The 100MW big battery installed by Tesla in South Australia has taken a 55 per cent share in the state’s frequency and ancillary services market, and lowered prices in that market by 90 per cent, new data has shown. The stunning numbers on the economics of Australia’s first large-scale battery were presented by McKinsey and […]

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Sanjeev Gupta talks energy storage

May 14, 2018

As solar and energy storage technologies become more competitive, they will revolutionise how energy is consumed globally, especially in Australia, says businessman Sanjeev Gupta, who has cemented his place as a champion of renewables in Australia following recent investments in the energy sector. Sanjeev Gupta is the Executive Chairman of the GFG Alliance, majority shareholder of SIMEC ZEN […]

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NSW solar feed-in tariff rates to drop from 1 July 2018: What does it all mean?

May 9, 2018
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NSW’s regulator IPART has released its draft report for its recommendations for the state’s benchmark solar feed-in tariff range, to come into effect from 1 July 2018. The recommended ‘flat’ or ‘anytime’ feed-in rate will drop significantly from the current 11-15c/kWh down to 7.5c/kWh. Meanwhile, loosely following suit with Victoria, IPART has also made recommendations […]

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Where Australia sits on the energy storage global stage

May 8, 2018

The need, and potential, for energy storage technologies in Australia is high, and the country is ahead of the curve when it comes to implementing these storage solutions, according to Jon Norman, President and COO of Hydrostor. Jon Norman is a professional engineer with nearly 20 years experience in the power industry, environmental sector, management […]

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Major free showcase of energy storage technologies

May 8, 2018

More than 60 leading companies in the Australian and global energy storage industry will come together at the Australian Energy Storage Conference and Exhibition (AES 2018) on 23-24 May to explore the innovative energy storage technologies currently in the market and look at what’s next for the sector. The exhibition will be held at the […]

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Hybrid & ‘battery-ready’ solar systems: What’s the go?

April 26, 2018

As more and more Australian households investigate (and install) solar battery storage, the more we get questions about battery-ready or hybrid solar & battery storage systems. What is a hybrid/battery-ready solar system – and is one right for your home? Important note: This article focuses on grid-connected solar systems, but some of the technologies discussed […]

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Battery Storage Price Index – April 2018

April 23, 2018
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This month’s data saw changes only in the larger two size categories that we track (i.e. 11-15kWh and 16-20kWh), where average prices actually increased slightly, due partially to the addition of high-end products from sonnen. For the time being our ‘Are We There Yet?’ Meter continues to track only battery prices in the best case scenarios […]

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AC vs DC battery storage explained

April 22, 2018

As interest in solar battery storage grows, so does the number of people with questions about their many options. At some point, energy storage system shoppers may find themselves having to decide between AC battery storage or DC battery storage. (N.B. These two approaches are more accurately referred to as AC-coupled battery storage and DC-coupled […]

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The biggest barrier to microgrids

April 13, 2018

The establishment of viable business cases for different applications is the main barrier to the continued uptake of microgrids in Australia, according to Greg Allen, Executive General Manager, Carnegie Clean Energy.  Mr Allen has 20 years experience in engineering, specifically in business development and operational experience in the industrial plant and equipment, and solar industries. At Carnegie Clean Energy […]

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Tour the Hornsdale Power Reserve (AKA Tesla’s ‘Big Battery’) at energy storage conference

April 4, 2018
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South Australia is leading the way in renewable and energy storage with the state investing in major energy projects. The Australian Energy Storage Conference and Exhibition 2018 is giving attendees the chance to see these projects up close through exclusive tours to sites, including Tesla’s ‘Big Battery’. The Australian Energy Storage Conference and Exhibition 2018, […]

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Over 20,000 battery storage systems installed in Aus in 2017: SunWiz

March 29, 2018
Battery market 2017

After an extended period of research, SunWiz has released its much-anticipated Australian Battery Market Report for 2018. As Australia’s leading provider of solar market research, SunWiz’s position of a trusted independent market analyst means top companies trust us and have shared their information and unique insights. This report provides unprecedented transparency into what is otherwise an […]

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Time of use vs flat rate electricity tariffs with solar & batteries

March 28, 2018
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If you’re connected to the grid and own your home, you pay for electricity. In most places, in Australia, there are basically two types of tariffs: Flat rate tariffs (aka ‘peak only’ tariffs), where you pay a fixed amount for each kilowatt-hour (kWh) of energy that your home draws from the grid, or Time of use […]

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Battery Storage Price Index – March 2018

March 26, 2018
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With another month of minimal changes to battery pricing in our database, we’ve used the opportunity to again alter the presentation of our ‘Our We There Yet’ Meter to focus on the situations where batteries are looking most attractive, as most of the figures for other situations are still out of the ballpark. In particular, […]

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Groundbreaking new energy storage solution: The rise of silicon thermal

March 20, 2018
Dr Kevin Moriarty

Silicon thermal energy storage systems are more compact than batteries and have the lowest levelised cost compared to any other form of storage, according to Dr Kevin Moriarty, Executive Chairman at 1414 Degrees. Dr Moriarty has more than 40 years experience in mining and oil exploration and development before he saw an opportunity to move […]

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New SA government to scale back Tesla VPP plans, introduce battery incentive

March 19, 2018
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The newly elected South Australia premier, the Liberal Steven Marshall, has made his first promise – his government intends to scale back the Tesla plan for the world’s biggest “virtual power plant” that would install batteries in low income households for no cost. The Tesla plan – which aims to install 5kW of solar and […]

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Powershop to pay battery owners under new Grid Impact plan. What’s the go?

March 15, 2018

Electricity retailer Powershop and battery control technology developer Reposit Power have come together to offer a first-of-kind product to battery storage system owners in Australia. Anyone with a (Reposit-equipped) battery storage system living in New South Wales, Victoria or Queensland can sign up for the program (called Grid Impact) to become part of a massive, […]

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Germany’s VARTA enters Australia battery market

March 14, 2018
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German battery storage maker VARTA has become the latest company to enter Australia’s burgeoning battery storage market, attracted by the huge penetration of rooftop solar and the growing shift towards “aggregated” storage. The Bavarian based VARTA claims to have a market share of 10-12 per cent in its principal markets – Germany, Austria and Switzerland […]

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Battery Storage Price Index – February 2018

February 26, 2018
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This month we’ve changed up the style of the graphs that we use for our ‘Are We There Yet?’ Meter, and altered them to focus only on the ‘low’ end of the price spectrum. We’ve done this mainly for clarity’s sake but also because average payback periods for batteries are still very long for system […]

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Battery storage: Are Australian households about to charge into market?

February 24, 2018
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The combination of economics, a crucial state political battle, a move to local manufacturing, and soaring grid prices, could finally deliver Australia’s much forecast boom in residential battery storage. According to a recent analysis by Bruce Mountain, a leading Australian energy analyst who heads CME, the combination of a 5kW rooftop solar system and a […]

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Home battery storage uptake tripled in 2017 in Australia

February 15, 2018
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As rooftop solar continues to boom in Australia, a new report suggests household battery storage could soon follow suit, with uptake predicted to have tripled in 2017, and costs of the key technology expected to halve in less than seven years. The report, published by the Climate Council on Thursday, puts estimates on home battery […]

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9 things you should know if you’re considering home battery-storage

February 8, 2018
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For several years now, home solar battery storage has been a hot topic in Australia, and 2018 looks set to be the best year yet for batteries. If you’re actively considering battery storage for your own house, we’ve compiled a list of 8 things that will put you well on your way towards making the […]

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How do lithium batteries work? [Animated Infogaphic]

February 8, 2018
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Lithium has become the chemistry type of choice for grid-connect home solar battery storage in Australia (although lead acid still rules the off-grid space – for now). There are actually several different types of lithium batteries that are commercially available now, but the main two are lithium nickel manganese cobalt (NMC) and lithium iron phosphate […]

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Backup power with home solar battery storage: What are your options?

February 7, 2018
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Home battery storage is becoming increasingly popular in Australia, and one of the most in-demand features is backup power, which provides electricity to a home even when the grid is down. In this article we take a look at the main approaches to battery storage that you’ll come across as you shop around for a […]

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South Australia unveils another big battery, this time with solar

February 5, 2018
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South Australia is set to get another “big battery”, this time a 21MW/26MWh storage system next to a new 44MW solar farm to be constructed by Tilt Renewables. The project, which will be situated next to the Snowtown 1 wind farm in the state’s mid-north, was announced by the Labor state government, hot on the […]

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7 things to know about Tesla’s world’s biggest virtual power plant

February 5, 2018
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The 250MW Tesla virtual power plant in South Australia unveiled on Sunday is not just the world’s biggest of its kind, it’s a huge leap towards the future grid, where around half of electricity demand will be sourced from local generation, from houses and businesses. But how exactly will it to work? Here’s some of […]

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New solution turns forklifts into commercial solar batteries

February 1, 2018
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RossiniEnergy has developed a device that transforms underused forklifts into energy storage systems for businesses. The solution, called Nuvolino, is already in commercial operation in Italy and France – and has recently made its debut in Australia. Energy storage: A powerful solution with just one problem The transition to a resilient, sustainable power generation will […]

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Two improvements to our Home Solar & Battery Calculator

February 1, 2018
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Following a major revamp of our Solar & Battery Storage Sizing & Payback Estimator midway through last year, we’ve just made a couple more significant improvements based on feedback from users. While these changes mean our calculator is now just a bit taller, it also means a higher level of sophistication and accuracy in results. Not […]

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Solar battery storage in Sydney: Know your options

January 30, 2018
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Solar battery storage is becoming an increasingly attractive and viable option for homes in Sydney, NSW. This article examines the different situations in which someone living in Sydney may consider installing home solar batteries, and give a detailed list of options for each of these situations. Getting educated about battery storage in Sydney Solar Choice has […]

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Battery Storage Price Index – January 2018

January 29, 2018
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After some significant additions to our battery pricing database (including some ‘recommended retail price’ (RRP) data from manufacturers), average ‘full’ battery system prices (i.e. including inverter) fell to about $1,580 per kilowatt-hour (kWh), with lows sticking around at $870/kWh. Average ‘battery only’ prices came in at just under $1,000/kWh, while lows were around $700. This […]

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