外部供電方案可行性方案研究報告

鎮(zhèn)新堡村民委員會管轄。區(qū)圍，北至XX、南至XX、XXX一線，西至XXXX。根據(jù)XXXXXXXX資源量合計3819萬t，其中331類411萬t，332類959萬t，333類2449萬t。上述查在2.1～3.3m之間，屬較穩(wěn)定煤層，而M5煤層雖然平均厚度達4.42m，但屬不穩(wěn)定煤GB50061-201066kV與以下DL/T620-1997交流電氣裝置的過電壓保護DL/T5136-2001火力發(fā)電廠、變電所二次接DL/T5218-200535kV~110kV變電DL/T5391-2007電力系統(tǒng)通GB50061-201066kV與以下DL/T5440-2009重覆冰架空輸電線QB/YW110-01-2009XXX電網(wǎng)公在結(jié)合XXX地區(qū)和XXX電網(wǎng)建設(shè)規(guī)劃并充分考慮XXX用戶生產(chǎn)生活用電負荷需求XXX屬南溫帶山地季風(fēng)溫濕氣候，氣候溫和，由于地勢的原因，候十分明顯，全縣年平均氣溫13.7℃,最熱月平均氣溫19.8℃,最冷月平均氣溫5.5℃,冬季部分地區(qū)冰雪覆蓋較厚，夏無酷暑，干濕分明，雨熱同季，旱涼同期。XXX是一個典型的多民族散雜居山區(qū)縣。居住著27全民族，全縣有一個古敢水指標(biāo)名稱指標(biāo)名稱行政面積（km2）建成區(qū)面積（km2）城鎮(zhèn)化率（%）年均增長率21.719.6321.9248.423.448.5941.8194.7721.4126.06927322.27縣經(jīng)濟實力明顯增強，經(jīng)濟結(jié)構(gòu)、主要經(jīng)濟支柱與產(chǎn)業(yè)特點發(fā)生了變化，現(xiàn)己形成“糧、煙、煤、畜”四大經(jīng)濟支柱和“銀杏、魔芋、蓖麻、蔬菜、旅游”五大后續(xù)人口人口GDP人均GDP產(chǎn)業(yè)結(jié)構(gòu)比例76.9177.370.12111.9214.613.911.45492.905614.8418.2:56:25.812.3:57.5:30.2主數(shù)量8006比例9.09.214.37.412.018.012.011.014.40.014.610.00.019.018.09.59.28.572.851.685.093.260.062.289.386.776.589.663.161.169.131.975.633.9數(shù)數(shù)857487649843變電站名稱變電站名稱2×102×102×102×102×102×10東堡變電站后所變電站大河變電站補木變電站竹園變電站得戛變電站祖德變電站雨汪變電站黃泥河變電站岔河變電站牛街變電站茂蘭變電站古敢變電站XXX變電站中安變電站石巖變電站6.3+102×3.152×106.3+103.15+24+3.152×6.32×100000040+252×402×31.500201.16.3+102×3.152×106.3+103.15+24+3.152×6.32×100000040+252×402×31.500201.16.3+102×3.152×106.3+103.15+24+3.152×6.32×102×102×3.15040+252×402×31.500262.46.3+102×3.152×106.3+103.15+24+3.152×6.32×102×102×3.15040+502×402×31.52×400262.46.3+102×3.152×106.3+103.15+24+3.152×6.32×102×102×3.15040+502×402×31.52×400262.46.3+102×3.152×106.3+103.15+24+3.152×6.32×102×102×3.152×2.540+502×402×31.52×40267.42、各年份變電站容量按照“臺數(shù)×容量”填寫，如“2×40”XXX地面電力負荷計算詳見表4.1。XXX井下電力負荷計算詳見表4.2。根據(jù)業(yè)主提供的地面電力負荷計算表和井下電力負荷計算表，XXX地面電力負1主斜井帶式輸送機2副斜井絞車4瓦斯抽放泵房5架空乘人裝置8充電變流室12給排水與水處理13洗衣房、浴室22噸煤電耗(kWh/t)TgΦ有功無功0.88132.00116.410.8839.6034.920.88132.00116.410.8890.0079.370.889.007.941.0248.0048.971.0221.0021.421.3336.0048.001.3330.0040.00632.10631.00275.20632.10306.1421141223534334522113112353433452440的4400.300.301.001.000.300.300.700.600.300.300.300.300.300.400.300.300.300.30COSΦ0.750.750.750.750.750.700.700.700.650.650.650.600.600.600.600.600.650.500.710.920.380.380.380.380.380.380.380.380.380.380.380.380.380.220.220.220.22數(shù)量（臺）1234567895651071綜采工作面采煤機刮板輸送機機帶式輸送機破碎機乳化液泵煤層注水泵煤層注水鉆機潛水泵考慮同時系數(shù)后負荷10132軌道巷掘進除塵風(fēng)機潛水泵蟹爪裝煤機煤電鉆考慮同時系數(shù)后負荷10151軌道巷掘進除塵風(fēng)機潛水泵蟹爪裝煤機6606606606606606606606606606606606606606606606601111122111211127211111111221111111261111805545155.5302.45.530805545155.5302.45.5300.500.500.500.500.500.400.400.300.300.300.300.300.300.500.300.300.30COSΦ0.750.750.750.750.750.700.700.750.700.700.750.700.700.750.600.750.700.700.75TgΦ0.880.880.880.880.881.021.020.881.021.020.881.021.020.881.330.881.021.020.88有功55.0040.0027.5060.004.502.2546360.003.751.659.001.2068.0460.003.751.659.003.972.3041861.1679312煤電鉆考慮同時系數(shù)后負荷+1360軌道石門掘進混凝土噴射機除塵風(fēng)機混凝土攪拌機液壓機械手錨桿鉆機裝巖機潛水泵探水鉆泥漿泵煤電鉆考慮同時系數(shù)后負荷其它地點帶式輸送機給料機潛水泵考慮同時系數(shù)后負荷正常涌水量時的井下最大涌水量時的井下井下負荷統(tǒng)計(按最大涌水量)噸煤電耗(kWh/t)660660660660660660660660660660660660660272111111111111133326111111111111113123426643440080022640.500.500.300.300.300.300.300.300.300.300.500.500.500.300.600.600.600.750.700.700.600.600.600.600.700.700.700.600.750.750.700.750.750.880.880.881.020.880.8868.042.753.750.660.903.305.101.651.200.660.6028.4140.002.001.6539.29240.00480.0030.534.85.1接入系統(tǒng)電壓等級與主變?nèi)萘康倪x擇++ 5.4外部供電方案接入系統(tǒng)方案353535XXX—XXX水電站XXX—35kVXXX變單價(萬元)單價(萬元)XXX水電站加間隔35kVXXX變加間隔XXX—T接點XXX—110kVXXX變110kVXXX變加間隔3535單價(萬元)XXX—XXX—35kVXXX變單價(萬元)110kVXXX變加間隔XXX—110kVXXX變XXX—35kVXXX變110kVXXX變加間隔35kVXXX加間隔353535單價(萬元)1121111111111111投資675投資630投資675投資投資差值0注：1）上表僅作差值比較用；2）只比較各方案不同部分；3）35kVLGJ-120線路10mm冰區(qū)按45萬元/km，20mm冰區(qū)按60萬元/km計取，35kV變電間隔40萬元/個。熱備用電源；具體的運行方式待XXX變建好后根據(jù)XXX水電站的發(fā)電能力來定。方式接入系統(tǒng)，增加了被“T”線路保護整定的復(fù)雜程度，同時降低了被“T”線路-3-3a.橋接線，接線簡單清晰，高壓斷路器數(shù)7.2主變壓器參數(shù)選擇7.4導(dǎo)線截面選擇與線路型式5低壓無功補償配置選擇化裝置，裝置本身應(yīng)具有故障錄波和事件記錄功能，以確保電網(wǎng)與變電所的安變已有光纖路由，35kVXXX變?yōu)樾陆ㄗ冸娬?，為滿足該變電站語音、調(diào)度自動化、1515232套套1套SDH光傳輸設(shè)備（包括主控、交叉板、時鐘板、電1塊2M232套套PCM設(shè)備（兩臺PCM設(shè)備，XXX變、XXX調(diào)各一臺，包括77輔助配套設(shè)備材料）綜合配線柜（100回帶保安單元VDF、21系統(tǒng)DD24套套個套部24套套個套部42912129156789DC5678919寸標(biāo)準(zhǔn)機柜（2000×600×600mm）程控接入其它費用7×2.622)