大型校园供电分析及探讨

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中图分类号：TU852 文献标志码：B 文章编号：1004-4345（2025）05-0052-04

Analysis and Discussion of Power Supply for Large Campuses

ZUO Mingquan

（China Nerin Engineering Co.，Ltd.，Nanchang，Jiangxi 33OO38，China）

Abstract Inresponse tocommon challengesinlargecampuspower-suplysystems—suchas dispersed building layouts， concentratedload periods，constraintsonsubstation placement，andhighinvestmentcosts—thisstudytakesthenewcampusofa vocationalcolegeinJiangxiasacase toexploreoptimized powersuplysolutions.Byanalyzing thefunctional zoningofcampus buildingsandteirowerconsumptionpates，ndaccoding tocurentstadardsforsubstationcofigurationadloadclafiation two powersuplyschemesareproposed：centralized-distributedandcluster-based.Acomprehensivecomparsonisthenconducted fromperspectivesoftransformerconfigurationcablelengthnvestmentostandoerationalefciencyTheesultsindicateat adoptingacluster-basedpowersupplymodelalignedwithloadcharacteristicscanreducethenumberof transformersby4，decrease total installed capacity by 22.4% ， cut high-voltage cable usage by approximately 10% ，and save about 50o O0O CNY in initial investment.

Keywordscampus power supply;load characteristics； transformerconfiguration； cluster-based power suply;energy-saving design

由于校园建筑布局分散、负荷时段比较集中，且单体建筑用电需求较大，其供电电压等级常介于低压 380/220V 和高压 10kV 之间，这使校园供电设计长期以来成为工程设计中的难点。（剩余3484字）