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Monthly Archives: May 2017

March 2016

Faith and Reason Walk of Faith, San Mateo, Rizal In the movie, “The Bucket List”, starring Jack Nicholson and Morgan Freeman, the characters of Edward and Carter are having a discussion on an airplane ride home about their beliefs in God. Both of them are terminally ill from cancer. Edward …

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April 2016

Depth of Discharge vs. Cycle Life One of the more important considerations in the maintenance and life of a battery is its depth of discharge (DOD). How a battery is discharged affects its lifetime. In more technical terms, discharging the battery by 50% will result in more life cycles than …

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May 2016

Wiring and other considerations for solar installation Fig. 1. Wire cross-sectional area in mm2 Before connecting the solar panel to the grid-tie inverter or the charge controller, the solar developer must decide what size of wire to use. These are the steps involved: 1) Get the power requirement (PW) of …

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September 2016

Common appliance that can run by off grid system This chart shows what our Off Grid System can run depending on the appliance usage. In general, it takes almost the same energy to run a ref 12-24 hours just as it is to run an aircon 2-4 hours. To run …

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October 2016

Solar panel power point Two of the most important specifications in a solar panel are the open circuit voltage (VOC) and the maximum power. A solar panel’s VOC can be checked by using a multi-tester or a voltmeter. The two test probes of the multi-tester are connected to the two …

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November 2016

Your ultimate guide for solar panel and battery matching For solar panels between 10W and 150W, here’s your ultimate guide on what battery to use for charging. During sunny days, we can expect an equivalent charging time of between 4-6 hours irregardless of solar panel size. Even though there are …

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January 2017

The one thing you need to check with solar panels So what do we really need to check in the solar panel? Is it the appearance? Is it the size or the power that is important? How do we make sure that we get the right quality of solar panels …

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February 2017

5 Visual Checks you can do before you buy a solar panel To make sure you get your money’s worth, it is important that you buy Tier 1 solar panels. If you plan to buy unbranded solar panels from local distributors to save on cost, make sure you do these …

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March 2017

The future of energy…today Bambanti, harvest time, and solar irradiation Isabela is the 2nd largest province in the Philippines, after Palawan. It is also the top producer of corn and among the top producers of rice for the country. Last January 23 to 28, 2017, the province of Isabela celebrated …

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