What's Your Angle?: Calculating Ideal Panel Tilt

solar panel angle


You have your panels, inverters, and mounting materials... Now, how do you figure out what the ideal tilt for a given application is?

The following is a general breakdown of ideal tilts based on what you’re trying to get out of the array:

Year-round loads: Tilt angle equals latitude

Congress extends ITC (30% Investment Tax Credit) 5 years

Christmas came early for America's solar industry this week when Congress agreed to a budget deal

NREL Study Highlights Growth Of U.S. Renewables

Solar Frontier Achieves Thin-Film Solar Cell Efficiency Of 22.3%

Japan-based Solar Frontier has achieved a solar cell efficiency of 22.3% with its copper indium selenium (CIS) thin-film technology.

Through joint research with the New Energy and Industrial Technology Development Organization of Japan, Solar Frontier achieved the results on a 0.5cm² cell. The Fraunhofer Institute has independently verified the test.

man made Climate Change (everything you need to know)

I ran across this video which explains it all perfectly.  With this knowledge under your belt, there are no questions left to ask.  This is the only thing anyone ever needs to know about climate change and should be taught in all elementary schools and required to graduate into the second grade.




Despite Record Shipments, Lower Prices Limit Global PV Inverter Revenue Growth

Global photovoltaic inverter shipments increased 35% in the first nine months of this year compared with the same period of 2014; however, prices fell 26% to $0.12/W, according to a new report from IHS Technology.

Although prices are declining, the volume is forecast to produce a 4% year-over-year revenue growth - reaching $6.9 billion.

Lithium Ion Battery prices will continue to decline

Led by price declines in lithium-ion (li-ion) batteries, system prices have fallen significantly over the last few years, according to a

Utah solar company accused of making false promises to customers

SALT LAKE CITY — The Department of Justice filed a complaint this week seeking an injunction against two Utah businesses' alleged false promises to customers that their purchases will give them substantial tax breaks.

R. Gregory Shepard and Neldon Johnson, both from Utah, are accused of using RaPower-3 LLC and International Automated System Inc. to sell solar technology to customers under a false premise that the equipment is groundbreaking.

"According to the complaint, the defendants' so-called technology is a sham," the Department of Justice said in a statement Monday.

Understanding DC and AC input Voltages for grid-tied solar

Rocky Mountain Power fails 5,000 customers (again)

SALT LAKE CITY — More than 5,000 Rocky Mountain Power customers went without power Tuesday afternoon.

According to Rocky Mountain Power, 2,759 customers in Mapleton initially went without power Tuesday afternoon. That number dropped to 161 by about 5:30. It is unknown when their power will be restored.

There are 307 customers in the Decker Lake area of West Valley City without power, and it is expected to be restored around 8:30 p.m.

In Sandy, 2,205 customers were without power until about 4:45 p.m.


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