| Once you have built solar panels, it is necessary to | | | | produces the DC power as soon as sun rays are |
| check them to see that they are in working order | | | | collected. |
| before you can start using the panels. You need a | | | | After the solar power panel is build and the power has |
| meter known as an "amp meter to test solar panels. | | | | been collected and generated, the quantity of power |
| An amp meter has to be connected to the negative | | | | produced needs to be calculated. This is necessary to |
| and positive part of the solar power panel and then | | | | check whether sufficient amount has been collected |
| the panel is activated to carry out the test. The meter | | | | according to the requirements. To do this, you need to |
| measures using a measurement termed the "short | | | | determine the amperage and voltage of a panel. Then, |
| circuit current", which is the quantity of current that the | | | | calculations have to be carried out on the basis of the |
| panels can generate. Amp meter that is used for the | | | | formulae P=E*I, where P=Power, E=Voltage and |
| testing should be more powerful then the panels, | | | | I=Current, which calculates the wattage. This is |
| otherwise an accident can occur. | | | | required as the power all appliances might need from |
| Another method used for testing the extent of energy | | | | solar panels or batteries charged from solar panels is |
| produced is to assess the diverse values of the | | | | computed in watts. |
| resistors' voltage. To carry out this test, you require | | | | Further, a solar energy system requires a solar charge |
| several resistors and a digital multimeter. After the | | | | controller for construction. The controller is employed |
| multi-meter measures the DC power, the calculation | | | | to manage the power flowing from a PIV panel to the |
| are made using the "Current = Voltage / Resistance" | | | | rechargeable batteries. A potentiometer enables us to |
| equation. After which the performance graph for a | | | | alter the drift voltage. Most potentiometer contains a |
| panel can be made. | | | | function that equalizes sporadic overcharging. It also |
| There are two types of current, Alternating Current | | | | contains a function that compensates temperature. |
| (AC) and Direct Current (DC). DC is the continuous | | | | That is it mechanically supplies the most excellent |
| drift of a charge in one direction. The current mainly | | | | battery charge on the basis of the temperature. You |
| flows via a conductor like a wire. However, it might | | | | can also compare the amp-hour evaluation of a |
| also flow via semi-conductors, insulators, ion beams or | | | | battery with the greatest quantity of current produced. |
| electron. DC is utilized for appliances with low voltage. | | | | It is optional to carry out this test. |
| In the case of solar power, a photovoltaic panel | | | | |