基于模糊与PID复合控制的变压器高压套管取注油系统设计

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中图分类号：TM216.5 文献标志码：B 文章编号：1671-5276（2025）06-0190-06

Abstract：Tocopewithcumbersomeoperations，longduration，sampledistortion，andbushing moistureabsorptionintheproce of insulatingoilextractionandinjectionfortransformerhigh-voltagebushings，thispaperproposesanautomaticoilextraction andinjectioncontrolsystembasedonfuzzycontrolandPIDcontrolprinciples.Theupper-levelfuzzycontrollerinfersthetarget speed basedonenvironmentalandstate parameters，whilethelower-level fuzzy-PIDcontroller dynamicallyadjusts thePID parameters basedontheerroranditsrateofchangebetweenthetargetspeedandthemeasuredspeed，achieving precisecontrol of theDC motorandvacuumpump.Through Simulinksimulationandexperimentalverificationasistedby3Dprinting technology，thesystemdemonstrateshighprecision，strongadaptability，andreliability，notonlyreducing theoilextractinand injection time to approximately 3O seconds，but also increasing the oil sample gas concentration by 10% ，significantly，which enhances theaccuracyofoilchromatographytestdata.Theproposedsystemefectivelymitigatestheimpactof environmental factorsandhumanoperationsontestresults，enabling amore preciseandcomprehensive assessmentof tansformer high-voltage bushing conditions，thereby providing robust support for the stable operation of the power system.

Keywords：high-voltage bushing；automaticoilextractionandinjection；fuzzycontrol；fuzzy-PIDcontrol；oil chromatographic analysis

0 引言

变压器高压套管内部的绝缘油状态是精准反映其绝缘性能和运行工况的关键指标，通过深入分析绝缘油的理化特性及电气性能，能够有效评估变压器的健康状态，并为后续的故障诊断和预防性维护提供重要依据[1-2]。（剩余5919字）