Simple ni-cad battery zapper
The circuit functions by utilizing a controlled discharge process to clear internal shorts within the battery cells. It typically includes a power source, a pushbutton switch, and output terminals for connecting the battery. The pushbutton initiates the discharge cycle, allowing a brief but controlled flow of current through the battery. This action can help to break down the short circuit within the cells, potentially restoring functionality to the battery.
Key components may include a resistor to limit the current during discharge, ensuring that the process does not damage the battery. A diode might be included to prevent reverse current flow, protecting the circuit from potential damage. Additionally, a capacitor can be employed to smooth the discharge current, providing a more stable output.
The circuit should be designed with safety features, such as an indicator LED to show when the discharge process is active. Proper thermal management should also be considered, as excessive heat can damage the battery or the circuit components. It is crucial to follow manufacturer specifications for the specific battery type to avoid over-discharging, which can lead to permanent damage.
Overall, this circuit serves as a practical solution for maintaining nickel-cadmium batteries, ensuring they remain operational and extending their lifespan through effective management of internal shorts.This circuit is used to clear internal shorts in nickel cadmium batteries To operate, connect ni-cad to output and press the pushbutton for three seconds.
Related Circuits
Here is an amplifier circuit based on the BUZ11, which can be replaced by an IRFZ34N, and an ECC83 can be used instead of the ECC88. In this case, the anode voltage should be reduced slightly to 155 V....
Charge your iPod without connecting it to a computer! Using the USB port on your computer to charge your player's batteries is not always practical. To facilitate the charging of an iPod without the necessity of a computer, a dedicated...
A simple circuit for a 10 LED roulette wheel is presented. Pressing the button initiates the LEDs in a rotational sequence that starts at full speed and gradually decelerates until it halts at a randomly selected LED. The randomness...
The diagrams below illustrate the development of a simple modular radio receiver based entirely on circuits and devices studied during the Part IA course on Linear Circuits and Devices. This receiver may not revolutionize the market; however, it aims...
Microchip's PIC18F14K50 is an excellent choice, offering a wide range of features in a compact package at an affordable price. While focusing on the chip's numerous capabilities, a specific requirement for its flash programming was overlooked during the design...
An easy automatic battery charging circuit is presented, which can automatically power off when the battery is fully charged. This design prevents overcharging. The automatic battery charging circuit operates by utilizing a voltage sensing mechanism to monitor the battery's charge...