Capacitive Energy Harvesting Power Supply

Product Overview

The Capacitive Energy Harvesting Power Supply collects energy from a 10kV high-voltage line using the CL voltage divider principle and voltage transformer isolation, combined with AC/DC and DC/DC modules for constant current regulation. It provides reliable power for secondary control circuits. This product ensures stable power output under temperature fluctuations and boasts a long lifespan, minimal magnetic leakage, low ripple, high efficiency, and strong anti-interference capability. Notably, it addresses technical challenges such as interference from partial discharge to sensor sampling signals in large power harvesting devices.

Features

• No Partial Discharge Design: From 2% voltage to 20kV, the device operates without partial discharge, completely resolving the issue of excessive partial discharge in energy harvesting devices and ensuring that the overall equipment of the pole-mounted circuit breaker remains within acceptable levels.
• No Interference Design: Optimizes the electric field interference between the energy harvesting device and the sensor, ensuring the accuracy of voltage sampling signals without distortion or distortion.
• Efficient Voltage Regulation: Uses a constant current regulation design to ensure stable output in various working environments.
• Backup Circuit: If the main circuit fails, the backup circuit immediately kicks in to ensure uninterrupted power supply to the energy harvesting device.
• Multiple Protection: Built-in protection features effectively prevent damage caused by harmonic surges or other factors to the main transformer, energy harvesting circuit, or terminal equipment.
• Compact Size: Modular design with a small form factor, facilitating installation and integration into various high-voltage power systems.

Applications

• High-Voltage Power Systems: Suitable for 10kV and higher voltage power systems, providing a reliable power supply.
• Smart Distribution Networks: Provides power support for various smart devices in distribution networks, ensuring stable system operation.
• Pole-Mounted Circuit Breakers: Widely used in pole-mounted circuit breakers and smart fuses to ensure stable power supply.
• Power Monitoring and Automation Systems: Suitable for power monitoring systems and distribution automation devices, providing stable power input.
• Electrical Equipment Protection: Protects electrical equipment from damage caused by voltage fluctuations, interference, and harmonic surges.
• Industrial Control Systems: Provides high-efficiency and stable power supply for industrial control systems.