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  • 回复至: What is the purpose of DGA for transformer oil? #118242
    rost
    管理员

    The purpose of DGA for transformer oil, which stands for Dissolved Gas Analysis, is to monitor the condition of transformer oil and assess the health of transformers by analyzing the gases dissolved in the oil. By detecting specific gases that are produced by insulation breakdown, overheating, or arcing within the transformer, DGA helps identify potential faults early, allowing for timely maintenance and preventing catastrophic failures. It serves as a vital predictive maintenance tool, supporting the longevity and reliability of transformer systems while ensuring optimal performance.

    回复至: What does the color of transformer oil indicate? #118191
    rost
    管理员

    The color of transformer oil is an important indicator of its condition and performance characteristics. Typically, new transformer oil appears to be pale yellow or clear, indicating purity and proper refining. As transformer oil ages or becomes contaminated, its color can darken, turning to shades of brown or black, suggesting the presence of oxidation products, impurities, or the breakdown of insulation materials. Therefore, monitoring the color of transformer oil is crucial for assessing its quality and determining when it may need cleaning or regeneration to maintain optimal performance in electrical systems.

    rost
    管理员

    The CO2/CO ratio in transformer oil is significant as it serves as an indicator of the oil’s condition and the health of the transformer itself. A higher CO2/CO ratio may suggest the presence of thermal oxidation, which can lead to insulation breakdown and ultimately transformer failure. Monitoring this ratio allows for early detection of potential problems and aids in decision-making regarding oil regeneration, cleaning, or replacement to ensure optimal transformer performance and longevity. Understanding the CO2/CO ratio transformer oil is crucial for maintenance schedules and enhancing the reliability of electrical systems.

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