Category Archives: solar

Ramping Up

March was the best March in 11 years for my photovoltaic generating system.  Last month, March 2018, my solar panels generated 108.55 percent of the electricity I used.

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Latest Solar and Wind Technology

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Electricity Bills

People often ask how my solar panels affect my electric bills. My total cost of electricity for 2017 was $521.37. Here’s a chart from my utility that illustrates my monthly electric utility bills.  Note that my average monthly bill is … Continue reading

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New Mini-Split Greatly Increases Efficiency

I’ve been running my house using my new air conditioning procedure.  I turn off the central air for most of the day.  I run the Mitsubishi, high efficiency,  mini-split in my bedroom at night.  In the morning I run the … Continue reading

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First Days of Mini-Split Operations

My new SEER30+ mini-split air conditioner has been operational for a few days now.  I’ve been running it at night with my central air conditioner off.  It’s difficult to say how much impact that has had in increased efficiency, but … Continue reading

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Mitsubishi Mini-Split A/C

Ten years ago, when we conceptualized our photovoltaic system as an emergency power source when the grid was not available. The plan included a mini-split air conditioner for the master bedroom. The idea was that during an extended grid outage, … Continue reading

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Six Days On Solar Power Emergency Backup

We lost power at 3:30 pm on September 10, 2017, as the outer bands of hurricane Irma, impacted West Palm Beach. At that time, due to the extreme weather conditions, little if any power was being generated from the rooftop … Continue reading

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Spreadsheet for first four years of operation.

I kept daily readings of my electric meter and my charge controllers for the first four years of operation.  These thousands of data points are a valuable resource for examining the performance of my system and learning its specifics.  For … Continue reading

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