Design and Simulation Test of an Open D-Dot Voltage Sensor.

Area of Science:

• Electrical Engineering
• Sensor Technology
• Smart Grid Technology

Background:

• Modern sensor development prioritizes miniaturization and non-contact measurement capabilities.
• Existing differential D-dot sensors with symmetrical structures present installation challenges.

Purpose of the Study:

• To design a novel asymmetric open D-dot voltage sensor for enhanced ease of installation and performance.
• To analyze the electric field distribution and validate the sensor's suitability for smart grid applications.

Main Methods:

• Designed a new asymmetric open D-dot voltage sensor based on the D-dot principle.
• Utilized Ansoft Maxwell for electric field distribution analysis.
• Conducted steady and transient performance tests under 10 kV voltage.

Main Results:

• The designed sensor exhibits accessible insulating strength and minimal electric field distortion.
• Performance tests demonstrated satisfying results, meeting key operational parameters.
• The sensor's design facilitates easier installation compared to traditional symmetrical structures.

Conclusions:

• The asymmetric open D-dot voltage sensor is a viable solution for smart grid measurement.
• The sensor aligns with the trends of intelligence, miniaturization, and ease of use in modern sensor technology.
• Further validation confirms its potential for practical smart grid deployment.