Blogs

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Should I stay on spot or switch?

After a long period of low spot prices and low volatility in spot prices, hydro storage lakes are emptying out and it’s a timely reminder that the hydro situation can change very quickly. But it raises the question: when spot prices start to rise, should I stay on a spot pricing plan, or should I switch to a fixed price plan?

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Cost on the Line – The rising cost of delivering electricity

The charges for delivery of electricity (a.k.a. lines charges) include the cost of providing local networks and the transmission grid, and are published by local network companies, typically from 1 April for the year ahead. Now that the dust has settled from the most recent round of price adjustments, let’s take a look at what’s happening to line charges in major centres around the country.

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Is the Answer Blowing in the Wind - an Update?

I was once again privileged to speak at NZWEA’s annual conference held in Wellington last week, updating some aspects from 2016 and posing a paradox for 2017.

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Energy Link’s April 2017 Price Path

Our Price Path is a forecast of electricity spot prices at over 200 nodes on the national grid. The latest version was released last week and covers the period from April 2018 to March 2033.

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Energy Exchange Reverse Auctions

Since launching in August 2016, the Energy Exchange has run reverse auctions covering a range of site types and sizes, proving its ability to deal with the wide range of needs typical of many larger electricity consumers.

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What drives electricity prices?

What drives electricity prices? Demand? Fuel costs? Losses? Transmission constraints? Carbon costs? The cost of new generation? Inflows? Well they all have an impact to a certain degree. The time frames vary but the answer in the long run is surprising, especially given that we are currently running at over 80% renewable generation.

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Back-casting 2016

One of the many challenges for anyone forecasting electricity spot prices, as Energy Link has done since first trading in 1996, is that some key factors affecting spot prices are fundamentally unpredictable in the short to medium term: inflows to the hydro lakes are a case in point.

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2016 in Retrospect

Over the last 20 years, spot prices in the electricity market were highly volatile. But 2016 will be remembered as one of the least volatile years on record.

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Energy Link’s January 2017 Price Path

This week we released our latest quarterly Price Path, a long term forecast of spot prices, to our subscribers. 2016 has indeed been an uneventful year on the spot market, a function of a warm winter and lots of rain for generation and for pastures. However, the last quarter delivered up some very significant news on the gas front.

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New Zealand’s First Electricity Auction

Last Thursday 17th November our new Energy Exchange web site ran New Zealand’s first live internet reverse auction for electricity supply for the Southern Hemisphere Proving Ground, attracting bids from six retailers.\
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By Greg Sise, Managing Director

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