External insulation test system for dry-type shunt reactor considering complex environment influence

By constructing a test system that includes an insulation test chamber, a high-voltage test power supply, remote and on-site monitoring devices, an air circulation heating and humidification device, a salt spray device, and a spray device, the problem of the inability to accurately assess the aging of composite insulation materials in dry parallel reactors in existing technologies has been solved, and its operational reliability in complex environments has been improved.

CN224399532UActive Publication Date: 2026-06-23CHINA ELECTRIC POWER RES INST WUHAN BRANCH +1
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Patent Information

Application Number
CN202521205173.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-06-12
Publication Date
2026-06-23
Estimated Expiration
2035-06-12

AI Technical Summary

Technical Problem

Existing testing systems cannot accurately assess the aging of composite insulation materials under complex environments, resulting in insufficient operational reliability of dry-type parallel reactors.

Method used

An external insulation test system for dry-type parallel reactors was designed, taking into account the influence of complex environments. The system includes an insulated test chamber, a high-voltage test power supply, remote and on-site monitoring devices, an air circulation heating and humidification device, a salt spray device, a lighting device, and a spray device. The system simulates complex environmental conditions to evaluate the dry-type parallel reactors.

Benefits of technology

This improves the accuracy of assessing the external insulation performance of dry-type parallel reactors and enhances their operational reliability in complex environments.

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Abstract

The utility model relates to an external insulation test system for a dry-type shunt reactor considering complex environmental influence, which is characterized in that a test cavity is defined by a heat preservation test box body, a high-voltage test power supply is arranged outside the heat preservation test box body, and an air circulation heating and humidifying device and an illumination device are arranged in the test cavity; the monitoring end of the remote and on-site monitoring device is arranged in the test cavity, and the spraying end of the salt mist device and the spraying end of the spraying device are arranged in the test cavity; the high-voltage test power supply is used for applying test voltage and test current to the to-be-tested dry-type shunt reactor; compared with a traditional assessment test system, the external insulation performance of the dry-type shunt reactor can be assessed under the influence of a complex environment, the weather resistance of an insulation system of the dry-type shunt reactor is assessed, and the operation reliability of the dry-type shunt reactor is improved; and meanwhile, the assessment accuracy is improved.
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