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【正文】 ltage) 優(yōu)點(diǎn)：場(chǎng)強(qiáng)最低 (低壓 ) There are no registered failures of the reactor up to now 到目前為止尚未發(fā)現(xiàn)因內(nèi)置電抗器導(dǎo)致的變壓器故障 Jinan, May, 2022 Power Transmission and Distribution Transformers Shortcircuit proof Operation 變壓器運(yùn)行中的抗短路能力 Increased natural Impedance by Increased Duct LV MV 通過(guò) 增加低壓 中壓主油道 增加 固有 阻抗 Increased total Impedance by Builtin Current Limiting Reactor 通過(guò) 內(nèi)置限流電抗器 增加 總 阻抗 HV 高 壓 LV 低 壓 MV 中 壓 T a p 調(diào) 壓 LV 低 壓 HV 高 壓 MV 中 壓 T a p 調(diào) 壓 HV MV: 14% (ref. 150 MVA) MV LV: 7... 9% (ref. 150 MVA) + Everybody knows it 眾所周知 Fault Currents / Forces LV High 低壓故障電流 / 短路力高 Duct LV MV unstable 低壓 中壓油隙不穩(wěn)定 Large Tx: Low Efficiency Tx大：效能低 HV MV: 14% (ref. 150 MVA) MV LV: 11...20% (ref. 150 MVA) + Compact Core amp。 Coil Assembly 緊湊套裝 + Good Mechanical Stability 良好的機(jī)械穩(wěn)定性 + Controlled Fault Currents LV 受控的低壓故障電流 + Compact Tx: Better Efficiency Tx緊湊：效能高 + Maintenance Free Reactor 免維護(hù)電抗器 Jinan, May, 2022 Power Transmission and Distribution Transformers Components of the reactor 電抗器的構(gòu)成 1yoke (silicon steel sheets) 軛 (硅鋼片 ) 2steel pressing plate 鋼壓板 3insulating layer 絕緣層 4insulating plate between yoke and winding 軛與線圈間的絕緣板 5chamfered edges 邊緣倒角 6steel plate 鋼板 7enforcement 加強(qiáng)筋 8pressing bolt 壓緊螺栓 Jinan, May, 2022 Power Transmission and Distribution Transformers Typical arrangements of the reactor 電抗器的典型布置 7 lifting lug 吊鼻 8 Ushaped supporting piece U形支架 9 screw connection 螺紋連接 10fixing lug 固定板 11insulating screwed connection 絕緣螺紋連接 12insulating spacer 絕緣墊塊 13earthing piece 接地件 14fixing lug 固定板 15insulating screwed connection 絕緣螺紋連接 16tank wall 箱壁 17tank cover 箱蓋 Jinan, May, 2022 Power Transmission and Distribution Transformers Designing the reactor 電抗器設(shè)計(jì) same software same technology as Siemens Germany 與德國(guó)西門(mén)子 －相同的軟件 －相同的技術(shù) Jinan, May, 2022 Power Transmission and Distribution Transformers Prepared for final assembly 總裝配的準(zhǔn)備 Jinan, May, 2022 Power Transmission and Distribution Transformers Builtin Reactor: maintenance free 內(nèi)置電抗器：免維護(hù) ? Control of short circuit forces 短路力的 控制 ? High Reliability 高 可靠性 ? Compact size of windings and higher Efficiency 緊密的線圈布置和高 效能 Foshan EPIB 150MVA 220 177。 % / 121 /11 kV YNyn0d11 STC 序號(hào) 500901 (2022年 ) LV 低壓 Reactor 電抗器 Jinan, May, 2022 Power Transmission and Distribution Transformers Low losses 低損耗 Jinan, May, 2022 Power Transmission and Distribution Transformers Steplap core 步進(jìn)搭接鐵芯 ? optimized design and manufacturing of the core 優(yōu)化的鐵芯設(shè)計(jì)和制造過(guò)程 ? . step lap 例如步進(jìn)搭接 ? gap control 間隙控制 ? magic flux density optimization 磁通密度優(yōu)化 Jinan, May, 2022 Power Transmission and Distribution Transformers Transposed Conductor 換位導(dǎo)線 Used mainly in the low voltage windings (also as resin bonded conductor) 主要用于低壓線圈 (也做為自粘導(dǎo)線 ) Jinan, May, 2022 Power Transmission and Distribution Transformers LV1 Fine 細(xì)調(diào)線圈 Coarse 粗調(diào)線圈 HV2 MV1 Winding Arrangement 線圈布置 LV1 MV2 HV1 Convenient pla
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