-Instrument Introduction

From the perspective of understanding and familiarizing oneself with silicon photovoltaic cells, the SGY-11 silicon photovoltaic cell and photoresistor comprehensive experimental instrument discusses the main technical issues related to silicon photovoltaic cells, mainly studying the basic characteristics of silicon photovoltaic cells, such as short-circuit current, photoelectric characteristics, spectral characteristics, volt ampere characteristics, and frequency characteristics, as well as the simple applications of silicon photovoltaic cells; Study the basic characteristics of photoresistors, such as photocurrent, dark current, illumination characteristics, spectral characteristics, volt ampere characteristics, and frequency characteristics.

-Experimental content

1. Basic characteristic testing experiment of silicon photovoltaic cells

Short circuit current, open circuit voltage, volt ampere characteristics, photoelectric characteristics, power and load characteristics, time response characteristics, spectral characteristics testing experiments

2. Basic characteristic experiment of photoresistor

(1) Working principle and structural cognition experiment

(2) Dark resistance, dark current, bright resistance, bright current, photocurrent volt ampere characteristics, photoelectric characteristics, time response characteristics, spectral characteristics testing experiments