[毕业设计]220kv降压变电站电气系统设计

设计计算与说明主要结果第1页220kV降压变电站电气系统初步设计说明书一、设计基础资料1a1a2a0a3a4a5a6a7a8a9a10a11a12a13a14a15a16a17a18a19a20a21a22a23a24a25a26a27a28a29a4a5a30a13a5a31a32a33a14220kV/110kV/10kVa342a35a35a36a37a38a39a36a37a36a40a40a41a42a43a44a41a42a43a44a41a45a46a47a48a49a50a51a52a53a54a55220kVa56a57a46a47a48a58a59a55a60a51a61a58a62a63a64a6510kma66a67a68a69a70a71a72a7340a74a66a69a70a75a72a73-20a74a66a70a76a77a78a79a70a71a72a7335a74a66a70a80a77a78a79a70a75a72a73-5a74a81a67a68a82a83a71a84a85600ma66a86a87a88a8510a88/a69a813a89a89a90a91a92a93a90a91a90a94a95a96a97a98a99a100a101a95a96a97a102a103220kVa104a105a106a107a108a96a109a110a111a95a96a97a112a113a114a115a116a117a118a119a114a12040000kVAa109a121a122a123a95a124a125a1122a126220kVa127a106a1121a126220kVa128a106a1122a126110kVa128a106a1125a12610kVa128a106a129a130a131a132a133a134a135a12040000kVAa121a122a123a95a124a125a1122a126220kVa127a106a1121a126110kVa128a106a1122a126110kVa128a106a1125a12610kVa128a106a1294a136a136a137a138a139a140a137a138a137a141a142a143a14410kVa145a146a147a1485a149a150a151a152a153a154a155a156a157a1582a149a159a160a147a1485a14910kVa150a151a152a161a149a157a158a1621500kVAa152cosa163=0.95,Tmax=5000ha164110kVa145a146a147a1482a149a150a151a152a153a154a165a156a157a1581a149a152a155a156a157a1581a149a159a160a1472a149a150a151a152a161a149a157a15815000kVAa152a152cosa163=0.85,Tmax=5000ha1645a136a136a166a167a168a169a166a167a166220kVa170a171a172200kma173110kVa170a171a172100kma17310kVa174a175a176a170a17230km.6a177a177a178a179a180a181a178a179a178a182a183a184a185a186a187a188220kVa189a170a190a191a192a187a193a194Sd=100MVAa195a196a197a198a199a200a201a202a203a2040.05a205a198a206a200a201a202a203a2040.15a205a207a200a201a202a203a2040.10a2087a209a209a210a211a212a213a210a211a210a214a215a216a217a218a219a220a221a222a223a224a225a215a216a226a227a228a229a230a231a232a233a234a235a231a232a236a237a238a231a232a239a240a241a242a243a244a245a246a247a237a248a249a250a251a237a252a253a254a255a113a0a250a135a136a1a246a2a232a3a250a139a140a1a254a233a4a5a6a7a113a0a250a145a99a249a233a8a249a113a0a250a146a147a2a246a9a254a113a0a103a148a238a10a104a250a149a246a2a11a12a254a233a246a253a11a12a254a113a0a250a152a45a253a13a140a254a113a0a103a148a238a10a104a250a154a155a14a15a16a17a233a18a19a20a21a113a0a250a164a165a22a249a23a113a0a103a148a238a10a104a250a168a169a24a254a113a0a236二、电气部分设计说明1、主接线的选择a25a26a27a28a105a172a29a30a31a32a33a34a35a32a36a37a32a38a39a40a41a42a43a44a34a46a47a48a181a49a172a50a51a32a38a39a40a52a53a54a55a34a56a57a58a59a42a60a61a62a29a30a173a63a64a65a190a66a67a68a25a173a69a190a192a70a32a71a72a73a190a82a83a74a75a76a190a77a32a78a79a42a80a60a81a190a199a84a77a85a86a87a190a32a38a39a40a74a88a64a65a190a32a89a25a90a81a91a34a204a92a93a94a95a96a97a98a173a63a100a60a61a101a102a106a107a108a62a172a50a51a52a53a81a190a214a109a81a34a56a57a81a60a61a62a110a111a112a114a115a116a117a118a119a120a121a122a123a124a125a126a127a128a129a130a114a131a132a133a134a137a132a138a141a142a143a144a114a150a151a153a156a157a228a158a159a160a133a232a161a162a163a166a150a151a153a156a167a236a132a138a170a171a174a175a176a177a178a150a151a153a156a114a179a180a134a137a182a183a184a185a186a187a188a163a166a189a191a193a194a195a196a187a188a114a197a198a150a151a200a195a201a133a110a111a112a202a142a203a205a206a207a208a133a150a151a209a210a153a211a133a182a212a213a215a216a119a217a114a218a219a220a133a110a111a112a114a221a222a142a205a223a133a224a225a226a133a150a151a227a229a230a123a231a133a184a233a234a235a220a133a142a237a238a239a240a131a132a162a241a242a243a244a114a245a246a130a200a247a237a238a248a249a250a251a252a250a253a254a255a185a0a133a6a26a1a215a185a0a28a110a111a112a113a151a115a116a200a301a31220kVa32a2a3a4a5a7a2a3a5a7a91a29a8a9a10a9a11a12a13220kV/110kV/10kVa88a14220kVa82a152a212220kVa83a151a212110kVa83a152a8110kVa83a155a81220kVa16a99a15设计计算与说明主要结果第2页a38a17a18a105a19a180a20a21a22a23a22a24a25a105a23a22a131a20a252a27a33a34a180a35a36a37a33a184a39a40a41a42a43a33a44a45a46a47a48a49a50a111a22a51a52a53a41a42a109a54a55a61a56a23a22a131a20a33a237a57a58a59a175a60a62a237a57a63a64a65a40a66a67a68a55a69a25a105a121a70a71a72a64a73a33a23a74a21a22a75a76a77a78a213a79a80a111a33a84a34a50a85a86a87a89a90a92a87a55a38a17a93a105a19a180a20a21a94a95a23a22a96a97a20a21a22a63a69a25a33a64a98a133a180a20a21a22a94a95a23a22a55a244a100a199a101a102a20a21a22a63a103a104a24a25a33a106a46a77a177a107a108a75a110a112a102a244a63a69a25a55a46a77a95a21a22a175a60a79a80a114a115a234a116a63a111a117a118a77a95a119a120a64a98a245a122a123a124a55a69a25a105a184a39a40a42a20a21a22a67a125a55a38a17a126a105a19a180a127a21a22a109a128a23a22a24a25a105a129a87a64a73a33a64a98a121a92a87a44a130a137a234a116a132a77a134a21a22a33a77a134a21a22a79a80a135a65a70a203a136a141a138a139a140a63a130a142a237a57a143a144a145a146a147a129a87a55a148a85a149a22a51a150a67a20a151a152a124a153a154a111a33a64a155a156a23a157a36a180a21a22a33a121a158a23a159a160a161a57a21a22a63a162a163a123a124a55a69a25a105a164a165a166a33a61a56a22a51a42a167a147a168a33a46a141a138a139a140a63a169a142a237a57a170a171a188a172a173a174a62a237a57a33a248a150a46a141a138a139a140a176a178a51a179a181a182a183a89a186a187a89a90a33a189a183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2a80a226a113a109a114a126a117a121a127a117a128a131a132a129a129a129a129a134a130a130a129a136a133a135a138a137a139a140a141a142a143a144a145a146a147a148a149a150a151a152a153a153a154a152a153a153a154a155a153a156a157a158a149a150a159a159a153a160a159a161a159a162a155a163a154a152a159a152a154a152a152a164a165a156a166a167a168a169a150a170a171a172a173a153a172a174a152a152a145a176a177a157a158a150a151a178a179a181a182a163a183a185a163a172a178a179a181a186a163a183a187a153a163a172a178a179a182a186a163a183a159a152a163a188a189a150a152a152a153a164a165a191a193a194a195a196a145a197a198a199a200a176a177a201a202a204a191a188a205a206a207a208a209a210a211a212a213a158a214a211a193a194a215a1510075.93kVA4000037500kVA=a188a216a208a217a193a19437500kVAa213a158a214a218a219a216a208a151a220a221a222a223a221a224-40000/220a207a225a227a208a151a220a221a222a223a221a224-40000/220a228a225a227a208a217a193a19437500kVA设计计算与说明主要结果第4页a229a232a230a231a234a235a236a237a238a239a240a241a242a243a244a245a246a247a248a249a250a251a252a253a236a254a255a70a252a254a172a162a0a1a117a2a3a243a130a4a5a6a7a4a5a135a250a236a237a238a239a240a241a242a248a239a2a3a166a196a167a249a4a4a140a8a9a254a239a2a3a166a196a249a10a11a239a2a3a166a196a170a249a4a4a140a8a9a254a239a2a3a166a196a249a10a12a244a245a2483125.1407.075=5.1408.075=a13a77a14a15a236a237a238a16a17a18a19a20a21a248a22a23a248a16a17a18a19a226a172a171a249a11a5a135a135a4a24a8a248%75.938075=a20NSa25a25a26a145a27a105%758060=a133NSa141a26a145a27a105%75.188015=a133NS5.0a28a29a30a31a32a3550100100a139a131a33a34a36a37a37a38a39a40a41a82a131a131a33a94a37a37a38a39a40a41a82a131a131a33a94a42a38a39a40a41a121a131a33三、短路电流以及工作电流计算（设备选择用）a431a44a44a45a46a47a48a49a50a51a52a53a54a55a56a45a46a48a49a52a53a54a55a45a57Uk1%=(9+30-21)/2=9%Uk2%=(9+21-30)/2=0Uk3%=(30+21-9)/2=21%a58a59a60a56a59a60a57525.040100100210225.0401001009*=XXXa61a62a63a64a65a66a67a65a66a67a68a68220kva87a69KAkVMVAUdSdId251.02303100131=110kva71a72KAkVMVAUdSdId502.01153100232=设计计算与说明主要结果第5页10kva71a72KAkVMVAUdSdId5.55.103100333=a732a74a74a75a76a78a79a80a81a83a84a85a86a88a89a90a91a92a85a93a95a75a76a79a80a84a85a86a88a90a91a92a85a75a96a103a114a97a98a99a100a101a102a104a106a107a108a109a110a188a189a111a112a113a115a111a116a175a118a119a120a114a97a177a122a123a124a119a115K1a125MVAMVASXSkAkAIikAkAIXIdkkshdIk200010005.01*180.1202.555.255.202.5251.005.01*111=K2:MVAMVASXSkAkAIikAkAIXIdkkshdk38.6151001625.01*188.709.355.255.209.3502.01625.01*1222=K3:MVAMVASXSkAkAIikAkAIXIdkkshdk29.235100425.01*100.3394.1255.255.294.125.5425.01*11333=a126a127a128a129a132a134a136a137a138a142a143a144a146a147a148a149a132a134a136a137a147a148a150a151a152a180a181a150a151a153a154a155a156a182a157kAa158IkishSk(MVA)a159a160a161a163a164a165a168a169a183a150a151a153a154a155a156设计计算与说明主要结果第6页220kVa173a174K15.0212.802000110kVa173a174K23.097.88615.3810kVa173a174K312.9433.00235.29a1763a178a179a184a185a186a187a190a191a192a193a194a184a185a187a190a191a192a195a197a198a199a200a201a202a203a204a205a202a206a207a208a209a202a203a204a205a210a211a212a213a245a214a215a216a217a218a204a205a219a245a214a220a221a222a209a223a204a205a219a224a225a220a227a228a204a205a229a230a231a232a233a234a235a236a237a238a239a240a235a241a242a243a244a239a240a246a247a24810kVa249a250a2480.5Sa2510.2Sa2510.05Sa2520.75S10kVa253a254a2481Sa2510.2Sa2510.05Sa2521.25Sa255a11310kVa87a2481.5Sa2510.2Sa2510.05Sa2521.75S110kVa249a250a2480.5Sa2510.15Sa2510.05Sa2520.70S110kVa107a253a2481Sa2510.15Sa2510.05Sa2521.20Sa255a113110kVa87a2481.5Sa2510.15Sa2510.05Sa2521.70S220kVa249a250a2482Sa2510.1Sa2510.05Sa2522.15Sa255a113220kVa87a2482Sa2510.1Sa2510.05Sa2522.15S220kVa82a250a2483Sa2510.1Sa2510.05Sa2523.15Sa177a0a231a239a114a1a92a32a37a2a15a41a3a4a5a6a7a8a3a4a5a6a9Sa10a93a77a245a11a12a13a209a14a16a29a140a17a18a19a140a16a29a189a166a16a29a30a185a16a2910kVa83a200.50.20.050.7510kVa99a19210.20.051.25a21a2210kVa231.50.20.051.25110kVa83a200.50.150.050.70110kVa24a9910.150.051.20a21a22110kVa231.50.150.051.70220kVa83a2020.10.052.15a21a22220kVa2320.10.052.15220kVa25a2030.10.053.15a264a27a28a28a49a31a33a49a31a49a33a50a34a35a36a50a34a35a36a50a35a36a38a39a38a39a40a40a21a22a42a18220KVa23a105AKVkVAI22.11022034000005.11=a43a44a45a46110KVa47a48AKVkVAI4.2205.3834000005.12=a43a44a45a4610KVa47a48AKVkVAI21.11021132000005.13=220KVa51a66a48AKVkVAI65.39322031500004=a52a184a130a53a54a55a56a57a111a58a55a53a54a226a59a60a55a61a122a62a63a53a54设计计算与说明主要结果第7页220KVa64a66a48()AKVkVAI03.246220347500015000024=+=110KVa51a66a48AKVkVAI73.781103150005=10KVa51a66a48AKVkVAI60.8610315006=220KVa118a65a67a66a89a131a68a60a46a48AI22.2952%6002.2464=110KVa118a65a67a66a89a131a68a60a46a48AKVKVAI95.188%6011031500047=10KVa118a65a67a66a89a131a68a60a46a48AKVKVAI62.519%601031500108=a695a70a71a72a73a74a75a76a78a79a80a81a84a72a73a75a76a78a79a84a103a85a86a88a90a176a91a94a95a176a96a97a194a104a981a70a100a101a102a106a108a109a100a101a102a106Xsa1100.05K1a190a136a90Ik=Id1/X1*=0.251/0.05kA=5.02kAK2a190a136a90Ik=Id2/X2*=0.502/0.275kA=1.83kAK3a190a136a90Ik=Id3/X3*=5.5/0.8kA=6.88kAa1032a70a100a112a102a106a108a109Xsa1100.15K1a190a136a90Ik=Id1/X1*=0.251/0.15kA=1.67kAK2a190a136a90Ik=Id2/X2*=0.502/0.375kA=1.34kAa115a116a117a119a120a136a90a88a137a121a123设计计算与说明主要结果第8页K3a124a125a126Ik=Id3/X3*=5.5/0.9kA=6.11kA(3)a127a128a129a132a133a128a129a132a133Xsa1340.10K1a124a125a126Ik=Id1/X1*=0.251/0.10kA=2.51kAK2a124a125a126Ik=Id2/X2*=0.502/0.325kA=1.54kAK3a124a125a126Ik=Id3/X3*=5.5/0.85kA=6.47kAa135a138a139a141a142a143a144a145a146a147a148a149a142a143a144a145a150a151a152a153a151a152a154a155a156a157a158a157a159a157a160a161a162a163a164a165a167a168a169a170a171a172a173a173a174a175a178a179a179a174a175a178a179a174a175a178a180a181a182a183a186a187a188a191a174a193a175a195a179a191a196a197a175a195a198a191a196a196a175a195a174a191a174a188a180a199a182a183a186a187a179a191a198a200a175a195a179a191a197a201a175a195a198a191a179a179a175a195a174a191a179a188a202a182a183a186a187a193a191a188a179a175a195a179a191a188a201a175a195a198a191a201a200a175a195a174a191a179a174四、设备选择：一、开关电器的选择：a203a204a205a206a207a208a210a211a212a213a214a215a216a217a218a219a220a221a222a223a224a225a227a228a229a230a231a232a233a234a235a236a237a238a239a240a241a242a243a222a223a224a244a246a247a222a248a249a250a228a223a251a252a253a254a255a111a0a228a1a2a209a3a246a222a247a252a253a228a223a243a27a1a199a228a4a5a6a24a7a107a8a251a103a254a243a222a223a224a60a203a198a9a208a209a231a250a188a10a11a243a27a12a220a45a228a13a14a15a237a16a104a243a28a220a221a222a223a224a232a17a105a128a177a238a239a240a241a242a203a247a222a248a249a250a228a223a237a203a247a222a248a249a250a221a160a228a18a243a203a247a222a248a249a250a19a160a20a66a223a63a228a21a224a22a23a228a21a15a221a25a228a18a243a27a207a203a247a222a19a160a227a221a224a63a220a221a228a209a201a23a228a30a15a26a221a160a228a18a237a132a177a228a97a175a42a252a253a254a203a81a252a253a49a228a97a75a202a29a237a135a204a13a203a102a136a222a223a224a252a253a202a29a254a31a243a27a32a33a228a4a233a234a230a112a34a243a12a220a228a97a35a130a15a237a139a203a51a250a208a209a231a250a188a36a37a82a8a38a231a190a39a231a230a209a3a237a228a4a5a6a40a177a41a228a221a173a221a25a228a18a230a240a241a242a243a40a244a172a43a247a249a44a190a250a188a228a223a243a46a47a24a7a172a43a230a48a230a243a157a104a172a43a247a249a225a220a221a228a224a141a40a244a50a210a230a236a52a228a224a237a177a53a244a254a40a54a55a230a113a232a157a56a41a27a242a57a58a105a128a172a43a247a249a236a59a121a61a232a213a62a230a189a166a36a37a237a132a172a43a247a249a177a44a188a64a65a242a40a41a67a68a69a230a222a217a243a103a254a121a218a172a43a247a249a220a221a66a219a228a221a225a220a238a239a243a70a232a71a67a24a7a172a43a230a48a230a237a135a172a43a247a249a177a250a188a64a65a254a40a203a72a73a221a25a228a18a248a136a223a228a18a237a139a177a74a244a180a76a77a223a243a78a224a172a43a247a249a40a203a72a73a69a106a225a79a236a40a54a55a80a83a227a227a190a228a190设计计算与说明主要结果第9页a229a190a230a84a23a157a56a230a85a86a237a145a177a201a87a88a89a75a243a61a54a55a201a87a40a4a190a137a4a190a90a234a4a178a91a3a4a230a192a250a3a244a243a92a141a93a94a172a43a247a249a220a221a95a66a219a1