Structure and working principle of VRLA battery
Valve-regulated sealed lead-acid (VRILA) battery is the most common battery used in solar street lamps. Its structure and working principle are introduced as follows. 1. Structure of VRLA battery The […]
The structure and working principle of lead-acid batteries
Lead-acid batteries are mainly composed of positive and negative plate groups, separators, containers and electrolyte. (1) Polar plate. The positive and negative plates of lead-acid batteries are made of pure […]
The main technical indicators of the battery
The voltage of the batteryThe nominal voltage of each cell of the battery is 2V, and the actual voltage varies with charging and discharging. At the end of charging, the […]
Classification and model of lead-acid batteries
Classified according to the number of electrolytes and the structure of the battery tankAccording to the number of electrolytes and the structure of the battery tank, it can be divided […]
The development history of sealed lead-acid batteries
The accumulator is a chemical power device that converts electrical energy into chemical energy through charging and stores it, and then converts chemical energy into electrical energy during use. It […]
Electrical characteristics of solar cell modules
The electrical characteristics of solar cell modules mainly refer to current-voltage characteristics, also known as I-V curves, as shown in Figure 2-22. The I-V curve can be measured according to […]
Solar cells, components and square arrays
The solar cell is the smallest unit of photoelectric conversion, and the size is generally 4~100cm². The working voltage of a single solar cell is about 0.45~0.5V, and the working […]
Calculation of received solar radiation
According to the horizontal plane solar radiation data, using the mathematical models of different operation modes of the solar cell array above, the solar radiation received by the solar cell […]
Principles of solar energy and solar radiation
The sun is a huge ball of hot gas, which is constantly undergoing thermonuclear reactions, thus releasing huge amounts of energy. The diameter of the sun is about 1.39 million […]
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Wireless network management technology related to solar road lighting
Since solar street lights are not connected to the power grid, it is difficult to switch the lights [...]
Characteristics and scope of application of solar photovoltaic lighting devices
The characteristics of the solar photovoltaic lighting device are that it does not need a power grid[...]
How to choose the electric light source in solar photovoltaic lighting
Among electric light sources, the most ideal light source for solar photovoltaic lighting in the future should be LED.
