海上風(fēng)電接入電網(wǎng)建模與故障穿越技術(shù)
定 價(jià):85 元
海上風(fēng)能以其資源豐富、發(fā)電利用小時(shí)數(shù)相對較高、靠近負(fù)荷中心、不占用土地和適宜大規(guī)模開發(fā)等特點(diǎn),成為近年來世界各國爭相開發(fā)的新型能源。在此背景下編寫了本書,對海上風(fēng)電接入電網(wǎng)技術(shù)進(jìn)行研究。本書共分為8章,分別為概述、雙饋風(fēng)電機(jī)組建模與特性分析、永磁半直驅(qū)風(fēng)電機(jī)組建模與特性分析、風(fēng)電場的等值模型及特性分析、柔性直流輸電在海上風(fēng)電并網(wǎng)中的應(yīng)用、柔性直流并網(wǎng)系統(tǒng)建模及特性分析、含高比例海上風(fēng)電局部電網(wǎng)暫態(tài)建模仿真、海上風(fēng)電并網(wǎng)對電網(wǎng)穩(wěn)定性的影響。
海上風(fēng)能具有資源豐富、發(fā)電利用小時(shí)數(shù)相對較高、靠近負(fù)荷中心、不占用土地和適宜大規(guī)模開發(fā)等特點(diǎn),是新能源發(fā)展的前沿領(lǐng)域,也是目前發(fā)展?jié)摿Φ目稍偕茉础0l(fā)展海上風(fēng)電成為優(yōu)化能源結(jié)構(gòu)、實(shí)現(xiàn)能源轉(zhuǎn)型升級、促進(jìn)裝備制造業(yè)發(fā)展的重要舉措。本書主要針對高比例海上風(fēng)電集中接入局部電網(wǎng),進(jìn)行含高比例海上風(fēng)電集群建模仿真技術(shù)和故障穿越特性等方面的研究,建立適用于大規(guī)模海上風(fēng)電集中接入局部電網(wǎng)的電磁暫態(tài)詳細(xì)仿真模型,揭示不同故障情況下大規(guī)模海上風(fēng)電基地內(nèi)部電力電子元件以及這些元件與電網(wǎng)間故障特性的交互作用對電網(wǎng)安全的影響機(jī)理。為后續(xù)開展含高比例海上風(fēng)電集中接入局部電網(wǎng)的暫態(tài)建模仿真、并網(wǎng)要求、接入模式、運(yùn)行控制、電能質(zhì)量控制等方面的技術(shù)研究提供仿真基礎(chǔ)支撐,促進(jìn)海上風(fēng)電并網(wǎng)技術(shù)的發(fā)展,提升電網(wǎng)安全可靠消納海上風(fēng)電的能力
隨著陸上風(fēng)資源開發(fā)的逐漸飽和,海上風(fēng)電成為未來風(fēng)能應(yīng)用和發(fā)展的重點(diǎn),越來越受到各國的重視。海上風(fēng)能具有資源豐富、發(fā)電利用小時(shí)數(shù)相對較高、靠近負(fù)荷中心、不占用土地和適宜大規(guī)模開發(fā)等特點(diǎn),是新能源發(fā)展的前沿領(lǐng)域,也是目前發(fā)展?jié)摿Φ目稍偕茉。發(fā)展海上風(fēng)電成為優(yōu)化能源結(jié)構(gòu)、實(shí)現(xiàn)能源轉(zhuǎn)型升級、促進(jìn)裝備制造業(yè)發(fā)展的重要舉措。風(fēng)電出力隨機(jī)、隨風(fēng)速風(fēng)向變化易引起電網(wǎng)有功、無功的變動(dòng),會(huì)造成并網(wǎng)點(diǎn)及近區(qū)電網(wǎng)電壓波動(dòng);來源于風(fēng)電機(jī)組中的電力電子元件產(chǎn)生大量諧波,對電網(wǎng)造成諧波污染;因此大規(guī)模海上風(fēng)電接入將對電網(wǎng)電能質(zhì)量造成較大影響。海上風(fēng)電場特別是多風(fēng)電場集中并網(wǎng)背景下,無功電壓補(bǔ)償配置及控制策略對電力系統(tǒng)的運(yùn)行也會(huì)造成較大影響。在大規(guī)模海上風(fēng)電集中接入局部電網(wǎng)的背景下,海上風(fēng)電機(jī)組和風(fēng)電場大規(guī)模脫網(wǎng)將對近區(qū)電網(wǎng)安全穩(wěn)定運(yùn)行造成較大威脅,風(fēng)電機(jī)組及風(fēng)電場的故障穿越特性對電網(wǎng)安全穩(wěn)定運(yùn)行影響也較大,因此合理評估系統(tǒng)故障對含高比例海上風(fēng)電電網(wǎng)的安全穩(wěn)定運(yùn)行的影響迫在眉睫。本書主要針對高比例海上風(fēng)電集中接入局部電網(wǎng),進(jìn)行含高比例海上風(fēng)電集群建模仿真技術(shù)和故障穿越特性等方面的研究,建立適用于大規(guī)模海上風(fēng)電集中接入局部電網(wǎng)的電磁暫態(tài)詳細(xì)仿真模型,揭示不同故障情況下大規(guī)模海上風(fēng)電基地內(nèi)部電力電子元件以及這些元件與電網(wǎng)間故障特性的交互作用對電網(wǎng)安全的影響機(jī)理。為后續(xù)開展含高比例海上風(fēng)電集中接入局部電網(wǎng)的暫態(tài)建模仿真、并網(wǎng)要求、接入模式、運(yùn)行控制、電能質(zhì)量控制等方面的技術(shù)研究提供仿真基礎(chǔ)支撐,促進(jìn)海上風(fēng)電并網(wǎng)技術(shù)的發(fā)展,提升電網(wǎng)安全可靠消納海上風(fēng)電的能力。本書共包括8 章。第1 章詳細(xì)介紹了海上風(fēng)電發(fā)展概況,包括全球及我國的海上風(fēng)電發(fā)展概述、海上風(fēng)電技術(shù)發(fā)展特點(diǎn)和海上風(fēng)電場并網(wǎng)問題等。介紹了風(fēng)電故障穿越及控制策略,包括國內(nèi)外故障穿越研究現(xiàn)狀、故障穿越要求(低電壓穿越、高電壓穿越和頻率適應(yīng)性)和已有的高低壓故障穿越策略等。第2 章和第3 章分別介紹了雙饋風(fēng)電機(jī)組和永磁半直驅(qū)風(fēng)電機(jī)組單機(jī)模型各模塊的功能與PSCAD 建模過程;并進(jìn)行了穩(wěn)態(tài)、高電壓穿越及低電壓穿越三種工況下的特性分析與整機(jī)模型驗(yàn)證,為后續(xù)深入分析奠定了基礎(chǔ)。第4 章重點(diǎn)研究了風(fēng)電場等值分群方法和風(fēng)電場等值參數(shù)計(jì)算方法,建立了風(fēng)電場多機(jī)組等值模型,并以16 臺(tái)機(jī)組詳細(xì)模型與等值模型的穩(wěn)態(tài)、動(dòng)態(tài)仿真效果對比驗(yàn)證了等值方法的有效性。第5 章分析了柔性直流輸電工作原理及特點(diǎn),并結(jié)合國內(nèi)外海上風(fēng)電柔直并網(wǎng)工程開展情況研究了柔性直流輸電在海上風(fēng)電并網(wǎng)中的優(yōu)勢及局限性。第6 章在研究了柔性直流輸電系統(tǒng)結(jié)構(gòu)及控制邏輯的基礎(chǔ)上,建立了海上風(fēng)電柔直并網(wǎng)輸電系統(tǒng)模型,研究了并網(wǎng)柔直系統(tǒng)故障穿越過程及其控制策略,仿真研究了并網(wǎng)柔直系統(tǒng)與風(fēng)電場協(xié)調(diào)控制策略,并對比分析了海上風(fēng)電高壓交流/高壓直流并網(wǎng)輸電特性及其對電網(wǎng)的影響。第7 章構(gòu)建了海上風(fēng)電場故障穿越等特性研究的實(shí)地系統(tǒng)仿真模型。結(jié)合風(fēng)電場實(shí)用化等值模型,開展了局部電網(wǎng)高比例海上風(fēng)電高、低電壓穿越特性,頻率適應(yīng)特性,柔直并網(wǎng)協(xié)調(diào)控制特性,諧波污染特性及工頻過電壓特性仿真研究。第8 章結(jié)合上文建模仿真研究,從系統(tǒng)安全穩(wěn)定、電能質(zhì)量、工頻過電壓、對電網(wǎng)規(guī)劃的影響等方面分析梳理了海上風(fēng)電對電網(wǎng)的影響。后,衷心感謝張子杰碩士、張哲萌、任萬鑫參與本書的修訂工作;同時(shí)也感謝左正敏、許亮、黃欣、宮大千、段瑤等廣東電網(wǎng)公司工作人員對本書出版的支持。由于本書編寫時(shí)間倉促,書中難免存在疏漏及不足之處,懇請廣大讀者批評指正。著 者2021 年1 月
余浩,工學(xué)碩士,高級工程師,廣東電網(wǎng)有限責(zé)任公司電網(wǎng)規(guī)劃研究中心三級助理技術(shù)專家,主要從事電網(wǎng)規(guī)劃、系統(tǒng)仿真及新能源并網(wǎng)研究。黎燦兵,工學(xué)博士,上海交通大學(xué)電氣系教授,主要從事新能源并網(wǎng)消納與儲(chǔ)能研究。林勇,工學(xué)碩士,高級工程師,廣東電網(wǎng)有限責(zé)任公司二級技術(shù)專家,主要從事電網(wǎng)規(guī)劃、系統(tǒng)分析及新能源并網(wǎng)消納研究。
目 錄前言第1 章 概述 ·················································································· 11.1 全球海上風(fēng)電發(fā)展概述 ··························································11.2 中國海上風(fēng)電發(fā)展概述 ··························································31.3 海上風(fēng)電技術(shù)發(fā)展特點(diǎn) ··························································41.4 海上風(fēng)電場并網(wǎng)導(dǎo)則 ·····························································6第2 章 雙饋風(fēng)電機(jī)組建模與特性分析 ··············································· 202.1 風(fēng)力渦輪機(jī)模塊 ································································· 202.2 發(fā)電機(jī)側(cè)變流器控制模塊 ····················································· 222.3 網(wǎng)側(cè)變流器控制模塊 ··························································· 252.4 風(fēng)速模塊 ·········································································· 282.5 傳動(dòng)系統(tǒng)模塊 ···································································· 282.6 Crowbar 保護(hù)電路 ······························································· 292.7 超級電容模塊 ···································································· 292.8 高低電壓穿越模塊 ······························································ 312.9 高低電壓穿越控制策略 ························································ 332.10 整機(jī)模型及驗(yàn)證 ································································ 35第3 章 永磁半直驅(qū)風(fēng)電機(jī)組建模與特性分析 ······································ 433.1 永磁同步發(fā)電機(jī)模塊 ··························································· 433.2 機(jī)側(cè)變流器控制模塊 ··························································· 443.3 網(wǎng)側(cè)變流器控制模塊 ··························································· 453.4 PWM 調(diào)制模塊 ·································································· 483.5 負(fù)序控制模塊 ····································································· 493.6 虛擬阻尼模塊 ····································································· 513.7 高低電壓穿越模塊 ······························································· 523.8 Chopper 保護(hù)模塊 ································································ 553.9 高低電壓穿越控制策略 ························································· 563.10 整機(jī)模型及驗(yàn)證 ································································ 58第4 章 風(fēng)電場的等值模型及特性分析 ··············································· 834.1 風(fēng)電場等值目標(biāo)及思路 ························································· 834.2 基于風(fēng)速因子的風(fēng)電場分群方法 ············································· 874.3 風(fēng)電場等值參數(shù)計(jì)算方法 ······················································ 904.4 等值模型仿真驗(yàn)證 ······························································· 95第5 章 柔性直流輸電在海上風(fēng)電并網(wǎng)中的應(yīng)用 ································· 1025.1 柔性直流輸電概述 ····························································· 1025.2 海上風(fēng)電柔性直流并網(wǎng)特點(diǎn) ················································· 1055.3 柔性直流輸電基本工作原理 ················································· 1065.4 柔性直流輸電并網(wǎng)對風(fēng)電場的要求 ········································ 119第6 章 柔性直流并網(wǎng)系統(tǒng)建模及特性分析 ······································· 1236.1 柔性直流輸電系統(tǒng)及其控制 ················································· 1236.2 關(guān)鍵控制模塊及建模 ·························································· 1246.3 并網(wǎng)柔直故障穿越及其控制策略 ··········································· 1326.4 并網(wǎng)柔直系統(tǒng)與海上風(fēng)電場協(xié)調(diào)控制 ····································· 1406.5 交直流并網(wǎng)模式仿真對比及特性分析 ····································· 143第7 章 含高比例海上風(fēng)電局部電網(wǎng)暫態(tài)建模仿真 ······························ 1487.1 局部電網(wǎng)構(gòu)建 ··································································· 1487.2 海上風(fēng)電場穩(wěn)態(tài)特性仿真 ···················································· 1597.3 海上風(fēng)電高、低電壓穿越特性仿真 ········································ 1707.4 海上風(fēng)電頻率特性仿真 ······················································· 1827.5 柔直并網(wǎng)海上風(fēng)電協(xié)調(diào)控制特性仿真 ···································· 1857.6 諧波仿真及治理 ······························································· 1917.7 工頻過電壓仿真分析 ························································· 202第8 章 海上風(fēng)電并網(wǎng)對電網(wǎng)穩(wěn)定性的影響 ······································· 2238.1 大規(guī)模海上風(fēng)電脫網(wǎng)風(fēng)險(xiǎn)及對系統(tǒng)安全穩(wěn)定的影響 ·················· 2238.2 海上風(fēng)電場對電能質(zhì)量的影響 ············································· 2348.3 海上風(fēng)電場工頻過電壓問題及對系統(tǒng)的影響 ··························· 2428.4 海上風(fēng)電并網(wǎng)對電網(wǎng)規(guī)劃發(fā)展的影響 ···································· 253