Visitor essay by Eric Worrall
The NSW authorities has supplied assist within the type of improved grid infrastructure and streamlined approvals for brand spanking new wind farm tasks in designated renewable vitality zones.
Authorities renewable vitality funding program swamped by assist
By Peter Hannam
June 23, 2020 — 12.00am
Plans to open up the Central West of NSW to extra renewable vitality have generated overwhelming investor curiosity – topping $38 billion, or 9 occasions the federal government’s obtainable capability.
The federal government program is designed to draw buyers to construct 3000 megawatts of recent wind and photo voltaic farms price an estimated $four.four billion within the state’s first renewable vitality zone round Dubbo, however has as an alternative drawn proposals for 27,000MW in so-called 113 registrations of curiosity, the Berejiklian authorities mentioned.
The state authorities recognized the Central West area as one in every of its three precedence areas for luring clear vitality investments. All three – together with within the Riverina, close to Hay; and New England, round Armidale – profit from having good wind and photo voltaic assets but additionally proximity to current transmission hyperlinks and inhabitants centres.
“I need NSW households and companies to have a number of the most cost-effective and cleanest electrical energy on this planet and this [zone] will carry within the low-cost photo voltaic and wind to do this,” Mr Kean mentioned.
The tumbling prices of recent photo voltaic and wind farms imply such crops may be constructed at as little as half the price of new coal- or gas-fired energy stations, and sometimes a lot quicker.
The problem for governments, turbines and regulators is more and more how you can combine the largely intermittent sources of recent electrical energy whereas sustaining grid stability.
Learn extra: https://www.smh.com.au/nationwide/nsw/government-renewable-energy-investment-program-swamped-by-support-20200622-p554uo.html
The NSW authorities FAQ suggests they’re attempting to repeat the Texan renewable vitality zone programme.
The Texan renewable programme has not precisely coated itself in glory with regards to sustaining grid stability. From August final 12 months;
Texas Warmth Wave Exposes Power Grid Challenges
Electrical grids throughout the U.S. are going through the obvious impacts of local weather change as they’re being reshaped by wind, photo voltaic and cheap pure gasoline.
By Alan Neuhauser Employees WriterAug. 19, 2019, at 12:01 a.m.
TWICE IN ONE WEEK THIS August, and for the primary time in 5 years, the house owners of energy strains and distribution networks throughout Texas discovered themselves in an electrical sport of probability as sweltering, near-record temperatures prompted an vitality emergency.
Because the temperatures climbed, demand from air conditioners soared and winds slowed, the state’s grid operator discovered itself with a shrinking margin of reserve energy. And when the quantity of spare capability dipped beneath a tripwire of two,300 megawatts (lower than three% of the state’s vitality wants) on Aug. 13 and once more Aug. 15, the Electrical Reliability Council of Texas, or ERCOT, was pressured to take motion.
Energy crops rushed to ramp up their outputs to reap the benefits of costs that briefly soared previous a state mandated cap of $9,000 per megawatt-hour – up from about solely $19 hours earlier. The businesses that personal transmission and distribution techniques, in the meantime, hurried to scale back consumption by their clients, figuring out that the charges the businesses can pay subsequent 12 months are based mostly on when demand is highest.
Learn extra: https://www.usnews.com/information/best-states/articles/2019-08-19/texas-heat-wave-tests-electric-grid-underscores-challenges-for-wind
I’m unsure how New South Wales vitality intensive business feels in regards to the prospect of USD $9000+ / MWh electrical energy and aggressive demand administration, however it’s in all probability not one thing they’re trying ahead to.
Some processes like Alumina smelting can not merely be switched off when electrical energy costs spike or energy provide fails. A sustained energy failure on the mistaken time can do costly injury to alumina smelting crops.
Like Texas, NSW has some spectacular heatwaves. Heatwaves in Australia are sometimes accompanied by robust, blistering scorching winds blowing straight from the Australian desert, however not all the time.