Knowledge

Solar energy, some simple knowledge questions and answers

Nov 15, 2018 Leave a message

Solar parameters and indicators knowledge Solar parameters and indicators knowledge Solar parameters and indicators knowledge Solar parameters and indicators knowledge.

Q: Can solar panels generate electricity on cloudy or fluorescent lights?

A: The exact statement is that it produces very little current. Basically it can be said to be negligible.

Q: How much current can I generate under incandescent light or in the sun?

A: There are differences in distance between incandescent lamps. In the same morning, in the morning, at noon, in the afternoon, the current generated is different.

Q: What is the solar test standard? How many long distance test standards are under the incandescent lamp?

A: The solar test standard light intensity is: 40,000 LUX, temperature: 25 degrees. We have tested the general incandescent lamp 100W, the distance is 0.5-1CM, so the test and the standard test are not much different.

Q: How long is the solar panel life?

Answer: The general packaging method will have different service life. Generally, the tempered glass/aluminum alloy outer frame package has a life of more than 20 years. The epoxy resin is packaged for more than 15 years.

Q: Why is the solar cell different from the factory test parameters under the sun?

Answer: 99% of the factories use the lumen meter to measure the value of the luminous flux. But in fact, the solar panel converts the electric energy according to the illuminance. The stronger the illuminance, the larger the power value.

Q: What is luminous flux? What is illuminance? What is light intensity? What is brightness?

Answer: Luminous flux: the sum of the amount of light emitted by the illuminator per second; illuminance: the luminous flux of the illuminant per unit area of the illuminated object; the intensity of light: the luminous flux emitted by the illuminant within a solid angle of a specific direction; brightness: illuminating The luminous flux per unit area of a solid angle in a particular direction;


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