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COzero News

The latest from the COzero team.

COzero 2015/16 Summer Internship Programme Commences

COzero’s second internship program has officially begun! We’ve been hired to look at the viability of introducing demand response to the company, which already looks to be a challenging, but exciting project. The current interns are myself (Samantha...

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Energy Savings Opportunities in Shopping Centres

Many of COzero’s EnergyLink and GridLink customers own shopping centre assets. Over the past 24 months, COzero has achieved off the invoice electricity savings and increases in revenue at these centres through optimisation and billable after hours...

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Image: Bleeding Mole ( licence )

The Sharing Economy

I recently received an email invite from the Grattan institute to attend a talk they were having on the topic of the collaborative economy. Having an interest in how policy, business, and politics interplay and their effects on the general economy...

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The National Electricity Market

Covering a distance of around 5,000 kilometres, the National Electricity Market (NEM) carries power from electricity generators to industrial and local distributors throughout Queensland, New South Wales, Victoria, South Australia and Tasmania. The...

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Image: Seattle Municipal Archives ( licence )

Trampoline Dodgeball

Do you think Trampoline Dodgeball would be a suitable team building activity? Based on the results from COzero’s Energy Services team, the answer is 100% YES!

Let’s rewind back to the 14th August when we went to Skyzone in Alexandria. Once we arrived...

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Hot Water Systems


Hot water systems come in all shapes, sorts, and sizes, including electric, gas, and solar driven systems.

Often an ad-hoc system may arise on site where a number of hot water heaters may end up strung together as the needs for the site...

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Image: Dave Dugdale ( licence )

Power Purchase Agreements

Everyone loves solar power, and power purchase agreements (PPAs) are now springing up around the country, enabling businesses and households alike to access clean renewable energy without an upfront commitment.

From your next door neighbour to large...

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Image: Jeff Kubina ( licence )

EnergyLink Aqua

COzero EnergyLink now combines electricity, gas and water sub-metering in one energy management system to provide a turnkey cost effective solution for businesses. COzero’s EnergyLink Aqua is the most effective water conservation measure to reduce...

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Voltage Optimisation Explained

Voltage optimisation is a technology that reduces the voltage delivered to either your whole site or individual sub boards at your site. AS60038 prescribes a nominal voltage in Australia of 230 V with a variance of +10% or -6%. In effect this means...

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Website Launch
COzero launches new website!
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A Follow up on Whenever and AWS ElasticBeanstalk

A follow up on an article we posted in August 2014. It appears that AWS EB instances are inconsistent in their approach for “support” or “containerfiles” directories (ruby instances). I’ll be going through to ascertain what each instance type uses...

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Delayed_job and Time Arguments

A warning for those using the fantastic delayed_job gem for database queued tasks: arguments that have a timezone are stored without that timezone.

What this means for developers is that you must assume that the stored argument is in UTC, not whatever...

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