http://sroeco.com/solar Advancing solar renewable energy. Fri, 10 Sep 2010 07:25:41 +0000 http://backend.userland.com/rss092 en Updating the solar panel comparison table with the latest data, I noticed that a new panel manufacturer, Prefersolar PV, has broken into not only the top 25 (3 out of 25) but also the top 10 of the most efficient solar panels available. The previous top 50 most efficient solar panels were ... http://sroeco.com/solar/prefersolar-joins-sunpower-and-sanyo-at-the-top My prospective supplier states that the Schuco 210 watt SMAU-1 panel has a cell efficiency of 16.8%, whereas your table gives a panel efficiency of 12.43%. What is the difference between panel and cell efficiency and which should be my guide? Great question. [caption id="attachment_875" align="alignleft" width="221" caption="Confusing chart of solar cell efficiencies"][/caption] Cell ... http://sroeco.com/solar/solar-cell-efficiency-vs-solar-panel-efficiency Good news for solar, but bad news for future customers: the solar incentives for two of California's biggest electric utilities have decreased by 40%. The good news is that Pacific Gas and Electric (PG&E) and San Diego Gas and Electric (SDG&E) have received enough California Solar Initiative (CSI) applications to install ... http://sroeco.com/solar/pge-and-sdge-solar-incentives-decrease-40 Occasionally, people ask me how to choose the best solar pv system, or the best panels. Choosing the best solar system depends mainly on your energy needs, roof space, and budget. Most people really want to know how to choose the best solar value. For example, I was asked the ... http://sroeco.com/solar/choose-the-best-value-solar-system SRoeCo Solar Answers Your Solar Questions! Which panels should I choose? - Solar Panel Comparison Article 1. a) What are the most efficient solar panels? - Solar Panel Comparison Table What size solar system do I need? - Calculate your solar array size How many panels do I need? - Calculate the number of ... http://sroeco.com/solar/learn-727 Step 1: Look at your electricity bills and average out your usage to find “Your kWh/year”. kWh/year = Average Kilowatt Hours of electricity that you use in a typical year. Your bill may tell you your kWh/month. If your bill is ~$100/month, you might use ~1,000 kWh/month. If ... http://sroeco.com/solar/calculate-solar-array-size Step 1: Determine your solar array size in kW and enter it into the calculator below. Step 2: Decide which solar panels you want to use, and enter the DC Watt rating of the specific solar panel model you want to use into the calculator below. Example: Suntech STP210-18/Ub-1 are rated at ... http://sroeco.com/solar/how-many-solar-panels-do-i-need This is an excerpt of an article originally posted on AOL Real Estate written by Audrey Tempelsman. Audrey asked me to help her on an article you can read in full here. There are a nerve-wracking number of solar manufacturers and installers out there, so I caught up with Shawn Roe ... http://sroeco.com/solar/five-questions-to-ask-before-purchasing-a-solar-electric-system Should I use Sanyo 200's or Suntech 270's? SunPower 210's or Canadian Solar 240's? Which size solar panel you use depends mainly on how much roof space you have available and how much electricity you plan to use (with solar power). Below are 6 steps to calculate which size solar ... http://sroeco.com/solar/calculate-which-size-solar-panels *UPDATE - Check out SRoeCo's sortable, searchable Solar Panel Comparison Table. This is a chart of the "Top 40 Most Efficient Solar Panels" available on the market today (11/01/09). All 40 most-efficient solar panels are from 2 companies: SunPower and Sanyo Electric. If you have limited space on your roof and ... http://sroeco.com/solar/top-40-most-efficient-solar-panels