Danish Study Shows Solar Panel Optimisers Aren’t Always Optimal

Danish study - solar panel optimisers

Have solar panel optimiser manufacturers been too optimistic in their performance claims? A Danish study says optimisers can be the opposite of optimal.

Solar systems hate shade.  They really do.  Sometimes they talk to me in my dreams and it’s always their number one complaint, right after being pooped on by birds.  But these two problems are related — they hate bird poop because it shades their solar cells. [Read more…]

Solar Panels With Water Channels: Good For Roof Slopes Under 10 Degrees

Solar panel water channels

Under 10 degrees tilt? Try groovy solar panels made by Winaico (and others).

It’s really bucketing down here in Queensland right now.  I’m relieved because until this evening there was a remote but real possibility of everything going all orange and wavy and really hot.  I have friends coming over from Taiwan and I’d be most dreadfully embarrassed if all we had to offer them was a fine selection of ashes. [Read more…]

HT-SAAE Solar Panel Product Warranty Increased From 10 To 12 Years

HT-SAAE solar panels review

HT-SAAE: not a bunch of random letters, but a Chinese government owned company that has manufactured panels for use in Australia, space and other weird places.

I have two pieces of good news about HT-SAAE solar panels I’m just dying to tell you.  They are:

  1. No one’s going to get mad if you call them HT panels for short.
  2. The product warranty for panels sold in Australia has increased from 10 to 12 years.

[Read more…]

Astronergy Solar Panels — But I Thought Astro Boy Was Nuclear Powered?

chint - astronergy solar panels review

Good news, friends!  I’ve discovered a new solar panel manufacturer site full of bizarre English!  It is brilliant!  I haven’t been this happy since since the days when Risen Energy boasted about having a blue ocean strategy instead of a red ocean where the fish keep biting each other. [Read more…]

Hyundai Solar Panels Enters Race To Top: Product Warranty Now 25 Years

Hyundai solar panels

Hyundai have increased the product warranty of their solar panels from 12 to 25 years!  O frabjous dai! Hyun! Hyai!

I have great news for anyone who wants a 25 year product warranty on their solar panels but doesn’t want to pay big bucks to get it.  On the first of this month Hyundai Energy Solutions increased their product warranty in Australia from 12 to 25 years.1

[Read more…]

Solar Panel Backsheet Defects Rising Says DuPont PV Reliability Report

solar panel back sheet failure

Backsheet failures from the field. Images: Crap Solar FB Page

On the 19th of June DuPont, the world’s largest chemical company, released their Global PV Reliability 2019 Field Analysis report.  It contains disturbing news on the reliability of plastic backsheets used for solar panels. [Read more…]

SolarQuotes To Help Pollinate Install More Off-Grid Solar In India & Nepal

A family in India with a solar powered light

An entrepreneur demonstrating a new solar powered light in India. A little solar power can go a long way.

Starting today, SolarQuotes will be helping Indian and Nepalese families install off-grid solar systems. Specifically 3.3 watt, 17 watt-hour off-grid solar systems. [Read more…]

New Solar Panel Reliability Scorecard For 2019 — GCL, JA, And Longi Do Well

PVEL solar panel scorecard - June 2019

A new Module Reliability Scorecard was published earlier this month.  It reveals the sadistic practices of a standards organization that subjected solar panels to torturous tests so they could announce which ones came out on top. [Read more…]

SCOOP! — Canadian Solar Product Warranty: Now 12 Years

Canadian solar product warranty increased

Today I spoke with Michael Rush, the head of Sales and Marketing for Canadian Solar in Australia.  Well, I say I spoke to him today, but you’re actually reading this during my tomorrow — so my today is now your yesterday.  I guess time really is a wibbly wobbly thing.

He told me some interesting things.  They included: [Read more…]

Simple Payback Time For 6.5 kW Of Rooftop Solar By Australian Capital — June 2019

solar panel payback

Discover typical solar payback in 2019 for each of Australia’s state capitals.

One year and one month ago I wrote about the simple payback time of rooftop solar, which is how long it takes the savings from solar power to equal the cost of a system.  In most Australian capitals it took around 5 years or less, which meant rooftop PV was one of the best investments households could make.

I have done the same thing again — except differently [Read more…]