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About Ray Darby

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25 09, 2019

Power Outages – Part 4, Adding Battery Storage To An Existing Solar System

By |2019-10-08T10:07:51-07:00September 25th, 2019|Categories: California, Power Backups - Batteries, Solar Industry/Technology|Comments Off on Power Outages – Part 4, Adding Battery Storage To An Existing Solar System

POWER OUTAGES - Part 4 Adding Battery Storage To An Existing Solar System As covered in Parts 1 through 3 of this series, there are all kinds of options to serve your backup power needs in the event of a power outage. To the uninitiated, adding battery storage to an existing solar system might seem straightforward [...]

22 08, 2019

Power Outages Part 3

By |2019-10-08T17:54:54-07:00August 22nd, 2019|Categories: Community, Power Backups - Batteries, Solar|Tags: , , , , , |Comments Off on Power Outages Part 3

POWER OUTAGES - Part 3 Solar with Battery Backup Vs Generator, Advantages & Disadvantages    There are all kinds of options to serve your backup power needs in the event of a power outage. They can serve either a portion of your electrical circuits through a subpanel as covered in a previous article, or your entire building.  We’ll [...]

25 07, 2019

Power Outages Part 2

By |2019-10-08T17:53:50-07:00July 25th, 2019|Categories: Community, Power Backups - Batteries, Solar Industry/Technology|Tags: , , , , , , , , , |Comments Off on Power Outages Part 2

POWER OUTAGES  – PART 2 – PRACTICAL CONSIDERATIONS How much would a generator cost? How much would batteries cost? There are plenty of online tools and other resources available to give you relatively quick answers, but are they the right answers? Backup power systems can run from several hundred to tens of thousands of dollars, [...]

19 06, 2019

Power Outages – Part 1

By |2019-10-08T09:54:37-07:00June 19th, 2019|Categories: Community, Power Backups - Batteries, Solar Industry/Technology|Tags: , , |Comments Off on Power Outages – Part 1

POWER OUTAGES  – PART 1 WHAT ARE YOUR OPTIONS? Ever since PG&E announced they may be shutting off power for two days or more during extreme weather events, we’ve been getting lots of calls and emails asking about batteries and generators. “How much will it cost to add batteries to my solar system? How much [...]

18 06, 2019

An Affordable Cooling Alternative

By |2019-06-20T13:37:30-07:00June 18th, 2019|Categories: Energy Efficiency|Tags: , , , , , , , , , , |Comments Off on An Affordable Cooling Alternative

Affordable Ways to Cool Your Home Are you looking for a more affordable way to cool your home? Unfortunately, many people these days can't afford to spend the money it takes to get air conditioning installed, much less the cost of operation. Fortunately, there’s an affordable solution! Have you seen the new breed of “Evaporative [...]

14 05, 2019

Avoiding Home Energy Saving Scams – Part 2 – Reflective Insulation

By |2019-06-12T14:45:02-07:00May 14th, 2019|Categories: Energy Efficiency|Tags: , , , , , , , , , , |Comments Off on Avoiding Home Energy Saving Scams – Part 2 – Reflective Insulation

This one has been making the rounds around Nevada County lately. “Radiant Barrier Insulation”, “Reflective Insulation” or “Radiant Insulation” are various names applied to products that are typically of dubious merit.  While it depends on the circumstances under which and the way they’re installed, they generally don’t perform as advertised, don’t save enough to justify [...]

12 03, 2019

Avoiding Energy Saving Scams, Part 1

By |2019-06-12T14:14:48-07:00March 12th, 2019|Categories: Energy Efficiency|Tags: , , , , , , |Comments Off on Avoiding Energy Saving Scams, Part 1

Save your hard-earned money and ensure your friends or family do not fall victim to an energy saving scam. After reading this article, you will know how to identify one of these scams! A common energy scam you’re likely to come across is a little box, usually about the size of a wall timer, that [...]

16 01, 2019

How to Offset Your Electricity Bill With Solar: A Case Study

By |2019-06-26T16:50:54-07:00January 16th, 2019|Categories: Energy Efficiency, SEG Projects|Tags: , , |Comments Off on How to Offset Your Electricity Bill With Solar: A Case Study

In 2015 Sustainable Energy Group installed a solar array for customers Marcia and Roger in Grass Valley designed to eliminate their $1,700/year electric bill.  Last year, they implemented our recommendations on Time Of Use (TOU) and Net Energy Metering. By shifting the bulk of their energy use to off peak hours, they were able to [...]