Солнечная преобразования энергии
Присвоение
- Study the photovoltaic cell experiment.
- Measure the I-U characteristic of the photovoltaic cell in the dark; plot the data in a graph.
- Turn on the illumination of the photovoltaic cell and measure the I-U characteristic of the cell for various light intensity; plot the data in graphs.
- Find the fill factor FF (according to the equation (5)) for all chosen L and find an overall conversion efficiency of the cell.
- Determine the maximum electric power, produced in 1m2 of the photovoltaic cell under study. Let us assume that in our geographical conditions every 1 sec. app.750 J of radiant energy falls on 1 m2 of the sunlit area. Find out the coefficient of diode ideality a from the equation (6).
- For advanced learners: On the basis of data measured find out maximum electric power of photovoltaic cell Pm at given radiation and corresponding optimum loading resistance Rm.
- Work out a report containing these subtopics:
- Introduction to remote experiment technology
- Physical introduction to the phenomenon
- Description of the experiment and arrangement, aids, sample of real data measured
- Results achieved
- Discussion of achieved results and remote experiment in general.
