T-CEC 166-2018中壓直流配電網(wǎng)典型網(wǎng)架結(jié)構(gòu)及供電方案技術(shù)導(dǎo)則

ICS29.240.01

F21

備案號：53939-2016

準

T/CEC166—2018

中壓直流配電網(wǎng)典型網(wǎng)架結(jié)構(gòu)

及供電方案技術(shù)導(dǎo)則

Guidelinesfortypicalconfigurationandpowersupplyschemes

ofmiddleVoltageDCdistributionnetwork

2018-01-24發(fā)布2018-04-01實施

中國電力企業(yè)聯(lián)合會發(fā)布

T/CEC166—2018

目次

前言···································································································································································II

1范圍······························································································································································1

2規(guī)范性引用文件··········································································································································1

3術(shù)語和定義··················································································································································1

4一般要求······················································································································································2

5典型網(wǎng)架結(jié)構(gòu)··············································································································································2

5.1單端單路輻射狀結(jié)構(gòu)··································································································································2

5.2單端雙路輻射狀結(jié)構(gòu)··································································································································2

5.3單端環(huán)狀結(jié)構(gòu)············································································································································3

5.4雙端結(jié)構(gòu)··················································································································································3

5.5多端樹枝狀結(jié)構(gòu)········································································································································4

5.6多端環(huán)狀結(jié)構(gòu)············································································································································4

6供電方案技術(shù)要求與典型供電方案···········································································································5

6.1電壓等級的確定········································································································································5

6.2網(wǎng)架結(jié)構(gòu)的選擇········································································································································5

6.3直流配電一次設(shè)備的選型···························································································································5

6.4直流配電的保護與自動化···························································································································6

6.5典型場景下的中壓直流配電供電方案··········································································································6

附錄A（資料性附錄）供電區(qū)域···················································································································7

I

T/CEC166—2018

前言

本標(biāo)準按照GB/T1.1—2009《標(biāo)準化工作導(dǎo)則第1部分：標(biāo)準的結(jié)構(gòu)和編寫》給出的規(guī)則起草。

請注意本標(biāo)準的某些內(nèi)容可能涉及專利。本標(biāo)準的發(fā)布機構(gòu)不承擔(dān)識別這些專利的責(zé)任。

本標(biāo)準由中國電力企業(yè)聯(lián)合會提出并歸口。

本標(biāo)準起草單位：中國電力科學(xué)研究院有限公司、國網(wǎng)江蘇省電力有限公司（常州供電分公司、

電力科學(xué)研究院）、國網(wǎng)經(jīng)濟技術(shù)研究院有限公司、國網(wǎng)湖北省電力有限公司（經(jīng)濟技術(shù)研究院）、國

網(wǎng)內(nèi)蒙古東部電力有限公司、南瑞集團有限公司（中電普瑞科技有限公司）、國網(wǎng)山東省電力有限公司

（泰安供電分公司）、西安交通大學(xué)、北京交通大學(xué)。

本標(biāo)準主要起草人：盛萬興、張海、李蕊、侯義明、吳鳴、孫麗敬、劉海濤、季宇、楊曉梅、

蔡杰、徐政、張偉、羅國敏、焦在濱、陳亮、姜世公、熊雄、王軒、徐大鵬、李強、劉國明。

本標(biāo)準為首次發(fā)布。

本標(biāo)準在執(zhí)行過程中的意見或建議反饋至中國電力企業(yè)聯(lián)合會標(biāo)準化管理中心（北京市白廣路二

條一號，100761）。

II

T/CEC166—2018

中壓直流配電網(wǎng)典型網(wǎng)架結(jié)構(gòu)及供電方案技術(shù)導(dǎo)則

1范圍

本標(biāo)準提出了中壓直流配電網(wǎng)的典型網(wǎng)架結(jié)構(gòu)及中壓直流配電供電方案的技術(shù)要求。

本標(biāo)準適用于±1.5kV～±50kV直流配電系統(tǒng)的規(guī)劃、設(shè)計、建設(shè)及運行。

2規(guī)范性引用文件

下列文件中對于本文件的應(yīng)用是必不可少的。凡是注日期的引用文件，僅注日期的版本適用于本

文件。凡是不注日期的引用文件，其最新版本（包括所有的修改單）適用于本文件。

GB/T2900.50電工術(shù)語發(fā)電、輸電及配電通用術(shù)語

GB/T14285繼電保護和安全自動裝置技術(shù)規(guī)程

DL/T5729—2016配電網(wǎng)規(guī)劃設(shè)計技術(shù)導(dǎo)則

T/CEC107直流配電電壓

Q/GDW10370—2016配電網(wǎng)技術(shù)導(dǎo)則

3術(shù)語和定義

下列術(shù)語和定義適用于本文件。

3.1

直流配電DCdistribution

配電網(wǎng)中采用直流向用戶分配電能的形式。

3.2

中壓直流配電網(wǎng)DCdistributionnetwork

直流電壓范圍在±1.5kV～±50kV之間的，從電源側(cè)（輸電網(wǎng)、發(fā)電設(shè)施、分布式電源等）接受

電能，并通過配電設(shè)施采用直流就地或逐級向各類用戶分配電能的網(wǎng)絡(luò)。

3.3

典型網(wǎng)架結(jié)構(gòu)typicalgridconfiguration

具備代表性且在一定情況下可復(fù)制應(yīng)用的電網(wǎng)拓撲及主設(shè)備配置方式。

3.4

電源端powersourceport

由電源或大系統(tǒng)聯(lián)結(jié)的、供電穩(wěn)定且具有系統(tǒng)電壓支撐能力的母線節(jié)點，簡稱為端。

3.5

直流母線DCbusline

用高導(dǎo)電率的銅（銅排）、鋁質(zhì)材料制成的，配置于變電站或變電站用以傳輸直流電能的，具有匯

集和分配直流電力功能的裸導(dǎo)線或絞線。

3.6

N－1準則N－1principle

指電力系統(tǒng)的N個元件中的任一獨立元件發(fā)生故障而被切除后，應(yīng)不造成因其他線路過負荷跳閘

而導(dǎo)致用戶停電，不破壞系統(tǒng)的穩(wěn)定性，不出現(xiàn)電壓崩潰等事故。其中所謂元件，在交流系統(tǒng)中指發(fā)

電機、輸電線路、變壓器等交流電力設(shè)備與設(shè)施，在直流系統(tǒng)中指電源端的AC/DC換流器或DC/DC

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T/CEC166—2018

換流器、直流線路等直流電流設(shè)備與設(shè)施。

4一般要求

4.1中壓直流配電網(wǎng)的網(wǎng)架結(jié)構(gòu)應(yīng)具備供電可靠性、安全性、靈活性、經(jīng)濟性和適用性。

4.2中壓直流配電網(wǎng)的網(wǎng)架結(jié)構(gòu)應(yīng)具有適當(dāng)?shù)呢摵赊D(zhuǎn)移能力、合理的分布式電源接納能力，高可靠性

供電區(qū)域的網(wǎng)架結(jié)構(gòu)，還應(yīng)具有一定的網(wǎng)絡(luò)重構(gòu)能力和自愈能力。

4.3中壓直流配電網(wǎng)供電方案的確定應(yīng)遵循差異化原則。根據(jù)不同供電區(qū)域內(nèi)電源及負荷分布特點、

經(jīng)濟社會發(fā)展水平和用戶性質(zhì)等情況，通過技術(shù)經(jīng)濟比選最終確定供電方案。

4.4中壓直流配電網(wǎng)供電方案的確定應(yīng)滿足分布式電源、儲能設(shè)備、電動汽車充電站等直流電源與直

流負荷的接入需求。

4.5中壓直流配電網(wǎng)供電方案的設(shè)備選型應(yīng)與現(xiàn)有直流設(shè)備的制造能力與直流配電技術(shù)發(fā)展水平相適應(yīng)。

4.6中壓直流配電網(wǎng)的建設(shè)初期及過渡期，可根據(jù)區(qū)域供電安全水平要求，綜合考慮區(qū)域負荷與分布

式電源的發(fā)展和目標(biāo)網(wǎng)架規(guī)劃情況，合理選擇過渡網(wǎng)架結(jié)構(gòu)、接線方式及擴展方式。

5典型網(wǎng)架結(jié)構(gòu)

5.1單端單路輻射狀結(jié)構(gòu)

5.1.1單端單路輻射狀拓撲示意結(jié)構(gòu)如圖1所示。

注1：電源端直流母線位于電源側(cè)，上級電網(wǎng)/電源通過對應(yīng)接口裝置與其連接，所連上級電網(wǎng)/電源既可以是交流也

可以是直流，或兩種形式并存。

注2：圖中單純直流負荷用單向背向母線的箭頭表示，含分布式電源及儲能供電區(qū)域的負荷用雙向箭頭表示，該表

示方式表現(xiàn)了2種不同類型的等效負荷。

注3：圖中包含了T接與π接兩種接線方式，實際工程中可根據(jù)需要進行選擇。

注4：圖中一路直流線路指同一送電走廊的兩極或三極直流導(dǎo)線。當(dāng)直流系統(tǒng)采用單極（或?qū)ΨQ單極）的接線型式

時，每路直流線路具有兩極直流導(dǎo)線；當(dāng)直流系統(tǒng)采用雙極的接線型式時，每路直流線路具有三極直流導(dǎo)線。

注5：注1～注4的說明均適用于本標(biāo)準其他拓撲示意圖。

圖1單端單路輻射狀拓撲示意圖

5.1.2該拓撲具有一個電源端，采用單路輻射出線形式，具備結(jié)構(gòu)簡單、建設(shè)經(jīng)濟、擴展性強、升級

改造靈活等特點，該拓撲不滿足N－1可靠性的要求。

5.1.3適用于一般直流負載集中區(qū)，如居民住宅區(qū)、電動汽車充電站和功率較大的儲能電站等場所，

以及直流配電系統(tǒng)的建設(shè)初期和過渡期宜采用該網(wǎng)架結(jié)構(gòu)。

5.2單端雙路輻射狀結(jié)構(gòu)

5.2.1單端雙路輻射狀拓撲示意結(jié)構(gòu)如圖2所示。

5.2.2該拓撲具有一個電源端，采用雙路輻射出線形式，具備結(jié)構(gòu)簡單、擴展性強、供電可靠性高等特

點，一路出線故障時相同供電路徑上其他出線能夠持續(xù)為負荷供電，該拓撲滿足N－1可靠性的要求。

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圖2單端雙路輻射狀拓撲示意圖

5.2.3適用于工業(yè)園區(qū)、重要負荷區(qū)等供電可靠性要求較高的場所。

5.3單端環(huán)狀結(jié)構(gòu)

5.3.1單端環(huán)狀拓撲示意結(jié)構(gòu)如圖3所示。

圖3單端環(huán)狀拓撲示意圖

5.3.2該拓撲具有一個電源端，采用單路或雙路環(huán)形供電路徑，具備供電范圍大、供電可靠性高等特

點，任何一側(cè)線路故障時其他線路能夠持續(xù)為負荷供電，負荷可從不同路徑獲取電能或電網(wǎng)、分布式

電源和儲能向不同路徑輸出電能，該拓撲滿足N－1可靠性的要求。

5.3.3適用于多個分布式電源接入、大型居民住宅區(qū)等對供電可靠性要求較高的場所。

5.3.4可根據(jù)用戶需求及運行工況靈活選擇開環(huán)或閉環(huán)運行方式。

5.4雙端結(jié)構(gòu)

5.4.1雙端拓撲示意結(jié)構(gòu)如圖4所示。

圖4雙端拓撲示意圖

5.4.2該拓撲具有雙側(cè)電源并列運行，采用單路或雙路出線形式，具備供電范圍大、供電可靠性較高

的特點，任何一端電源故障時另一側(cè)電源端能夠滿足全部負荷供電需求，負荷可從不同方向獲取電能

或電網(wǎng)、分布式電源和儲能向不同方向輸出電能，該拓撲滿足N－1可靠性的要求。

5.4.3適用于容量較大、供電可靠性要求較高的場所，如工業(yè)園區(qū)、重要負荷區(qū)等供電場所。為提高

可靠性，通過直流進行背靠背的交流供電系統(tǒng)也可采用雙端網(wǎng)架結(jié)構(gòu)。

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5.5多端樹枝狀結(jié)構(gòu)

5.5.1多端樹枝狀拓撲示意結(jié)構(gòu)如圖5所示。

圖5多端樹枝狀拓撲示意圖

5.5.2該拓撲具有三個及以上電源并列運行，采用單路或雙路樹枝狀路徑，具備供電范圍大、供電可

靠性較高的特點，任何一端電源故障時其他電源端能夠滿足全部負荷供電需求，負荷可從不同方向獲

取電能或電網(wǎng)、分布式電源和儲能向不同方向輸出電能，該拓撲滿足N－1可靠性的要求。

5.5.3適用于多點高密度分布式電源接入及對供電可靠性要求較高的場所，以及直流配電系統(tǒng)建設(shè)的

發(fā)展期宜采用該網(wǎng)架結(jié)構(gòu)。

5.5.4可根據(jù)用戶的用電需求確定電源端點數(shù)量和位置，對于多個可選的電源端點應(yīng)進行技術(shù)經(jīng)濟性

比較后再確定。

5.6多端環(huán)狀結(jié)構(gòu)

5.6.1多端環(huán)狀拓撲示意結(jié)構(gòu)如圖6所示。

圖6多端環(huán)狀拓撲示意圖

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5.6.2該拓撲具有兩個及以上電源并列運行，采用單路或雙路環(huán)形供電路徑，具備供電范圍廣、供電

能力強、供電可靠性高等特點，任何一側(cè)線路故障時其他側(cè)線路能夠持續(xù)為負荷供電，且任何一端電

源故障時其他電源端能夠滿足全部負荷供電需求，負荷可從不同路徑獲取電能或電網(wǎng)、分布式電源和

儲能向不同路徑輸出電能，該拓撲滿足N－1可靠性的要求。

5.6.3適用于多個分布式電源接入及容量大且對供電可靠性要求高的場所。

5.6.4可根據(jù)用戶需求及運行工況靈活選擇開環(huán)或閉環(huán)運行方式。

5.6.5可根據(jù)用戶的用電需求確定電源端點數(shù)量和位置。

6供電方案技術(shù)要求與典型供電方案

6.1電壓等級的確定

6.1.1中壓直流配電網(wǎng)電壓等級的選擇應(yīng)以滿足負荷需求和分布式電源輸送容量的要求、簡化變壓層

級為原則，取值對應(yīng)相關(guān)直流配電電壓標(biāo)準的規(guī)范電壓值。

6.1.2中壓直流配電網(wǎng)電壓等級的確定需綜合考慮其應(yīng)用范圍、傳輸容量、輸送距離、可靠性、安全

性和經(jīng)濟性等因素。

6.2網(wǎng)架結(jié)構(gòu)的選擇

6.2.1中壓直流配電網(wǎng)網(wǎng)架結(jié)構(gòu)應(yīng)以應(yīng)用場景作為選擇的基本原則，綜合考慮供電可靠性，分布式電

源、儲能的分布情況以及負荷類型。以分布式電源并網(wǎng)為主的中壓直流配電網(wǎng)的網(wǎng)架結(jié)構(gòu)可考慮現(xiàn)場

自然條件進行選擇，以便于建設(shè)并降低建設(shè)成本。

6.2.2不同供電可靠性要求的中壓直流配電網(wǎng)區(qū)域宜根據(jù)其負荷特點及重要程度選擇相應(yīng)網(wǎng)架結(jié)構(gòu)，

如表1所示。

表1不同供電區(qū)域適用的中壓直流網(wǎng)架結(jié)構(gòu)

供電區(qū)域

序號網(wǎng)架結(jié)構(gòu)類型

A＋ABCDE

1單端單路輻射狀結(jié)構(gòu)√√

2單端雙路輻射狀結(jié)構(gòu)√√√√√

3單端環(huán)狀結(jié)構(gòu)√√√√√

4雙端結(jié)構(gòu)√√√√

5多端樹枝狀結(jié)構(gòu)√√√

6多端環(huán)狀結(jié)構(gòu)√√

注1：供電區(qū)域的劃分參照DL/T5729—2016執(zhí)行，詳見表A.1。

注2：根據(jù)DL/T5729—2016要求，A＋、A、B、C類供電區(qū)域的中壓配電網(wǎng)結(jié)構(gòu)應(yīng)滿足供電安全N－1準則的要

求，D類供電區(qū)域的中壓配電網(wǎng)結(jié)構(gòu)宜滿足供電安全N－1準則的要求。

6.2.3中壓直流配電網(wǎng)可根據(jù)需要選取兩種以上的拓撲結(jié)構(gòu)組成復(fù)合拓撲的網(wǎng)架結(jié)構(gòu)形式。

6.2.4中壓直流配電網(wǎng)可根據(jù)容量與可靠性需求選擇單路、雙路或多路供電方式。

6.3直流配電一次設(shè)備的選型

6.3.1AC/DC換流器的選擇應(yīng)綜合考慮系統(tǒng)的需求及換流器的性能、可靠性、損耗、占地、體積、安

裝條件、綜合造價等因素。

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6.3.2用于接入有功率交換需求的直流系統(tǒng)和直流微電網(wǎng)的DC/DC換流器應(yīng)采用雙向DC/DC換流

器，僅用于接入直流負荷和無功率外送的直流系統(tǒng)和直流微電網(wǎng)可采用單向DC/DC換流器。

6.3.3應(yīng)根據(jù)負荷條件、故障處理要求和設(shè)備制造水平選擇適用的直流斷路器。

6.3.4直流電纜的選型應(yīng)綜合考慮電壓等級、載流量、電壓偏差、動熱穩(wěn)定、過電壓耐受能力及供電

裕度等因素。

6.3.5應(yīng)根據(jù)網(wǎng)架結(jié)構(gòu)、負荷分布及直流設(shè)備的配置情況選擇適合的位置配置適用的直流潮流控制器。

6.3.6直流母線應(yīng)綜合考慮可靠性、靈活性與經(jīng)濟性等因素，并根據(jù)所選直流網(wǎng)絡(luò)拓撲結(jié)構(gòu)選擇適用

的配置方式。采用雙路供電方式下，直流母線宜采用分斷的方式。

6.4直流配電的保護與自動化

6.4.1保護配置應(yīng)滿足選擇性、速動性、靈敏性和可靠性的基本要求，相鄰保護范圍之間應(yīng)重疊，避

免保護死區(qū)。

6.4.2直流配電網(wǎng)絡(luò)應(yīng)配置直流自動化控制系統(tǒng)，采用多源協(xié)同、分層分區(qū)的控制方式，以實現(xiàn)直流

系統(tǒng)穩(wěn)定、高效運行。

6.4.3自動化系統(tǒng)的通信應(yīng)采用成熟、適用并適度超前的技術(shù)，滿足直流配電網(wǎng)安全運行的業(yè)務(wù)需求。

6.5典型場景下的中壓直流配電供電方案

本標(biāo)準就集中負荷、分散負荷、可再生能源匯集、高可靠性要求等幾種中壓直流配電典型應(yīng)用場

景，提出了供電方案，規(guī)定了其適用的網(wǎng)架拓撲結(jié)構(gòu)、接線型式、接地方式、擴展方式等。

6.5.1網(wǎng)架結(jié)構(gòu)的選擇如表2所示。

表2不同應(yīng)用場景下推薦的中壓直流配電網(wǎng)架結(jié)構(gòu)

應(yīng)用場景

序號網(wǎng)架結(jié)構(gòu)類型

集中負荷下的分散負荷下的可再生能源匯集的高可靠性要求下的

中壓直流配電網(wǎng)中壓直流配電網(wǎng)中壓直流配電網(wǎng)中壓直流配電網(wǎng)

1單端單路輻射狀結(jié)構(gòu)√√

2單端多路輻射狀結(jié)構(gòu)√√√

3單端環(huán)狀結(jié)構(gòu)√√

4雙端結(jié)構(gòu)√√

5多端樹枝狀結(jié)構(gòu)√√√√

6多端環(huán)狀結(jié)構(gòu)√√√

注1：集中負荷下的中壓直流配電網(wǎng)特點：負荷密度大。

注2：分散負荷下的中壓直流配電網(wǎng)特點：負荷密度低，供電半徑相對較大。

注3：可再生能源匯集的中壓直流配電網(wǎng)特點：分布式電源數(shù)量多、分布分散，負荷較輕。

注4：高可靠性要求下的中壓直流配電網(wǎng)特點：A＋及A類供電區(qū)域，至少滿足N－1要求。

6.5.2推薦采用雙極結(jié)構(gòu)的接線型式，可在直流單極發(fā)生故障時，健全直流極能夠滿足全部或部分負

荷供電需求；也可根據(jù)需要采用單極或?qū)ΨQ單極結(jié)構(gòu)的接線型式。

6.5.3接地方式應(yīng)綜合考慮直流系統(tǒng)的接線型式、直流與交流系統(tǒng)的隔離情況、交流系統(tǒng)側(cè)的接地情

況等因素。

6.5.4應(yīng)考慮電壓等級、載流量及區(qū)域負荷發(fā)展情況，導(dǎo)線截面宜一次選定，并通過添加電源或增加

線路進行擴展，以滿足負荷與分布式電源的容量及供電可靠性發(fā)展需要。

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T/CEC166—2018

附錄A

（資料性附錄）

供電區(qū)域

表A.1供電區(qū)域劃分

供電區(qū)域A＋ABCDE

市中心區(qū)市區(qū)或市區(qū)或城鎮(zhèn)或農(nóng)村或

直轄市或σ≥3015≤σ＜306≤σ＜151≤σ＜60.1≤σ＜1—

的供電區(qū)的供電區(qū)的供電區(qū)的供電區(qū)的供電區(qū)

市中心區(qū)或市區(qū)或城鎮(zhèn)或農(nóng)村或

省會城市、σ≥30的

15≤σ＜306≤σ＜151≤σ＜60.1≤σ＜1—

計劃單列市供電區(qū)

行政的供電區(qū)的供電區(qū)的供電區(qū)的供電區(qū)

級別

地級市市中心區(qū)或市區(qū)、城鎮(zhèn)農(nóng)村或

σ≥15的

（自治州、—6≤σ＜15或1≤σ＜60.1≤σ＜1農(nóng)牧區(qū)

供電區(qū)

盟）的供電區(qū)的供電區(qū)的供電區(qū)

城鎮(zhèn)或農(nóng)村或

縣（縣級σ≥6的

——1≤σ＜60.1≤σ＜1農(nóng)牧區(qū)

市、旗）供電區(qū)

的供電區(qū)的供電區(qū)

計算負荷密度時，應(yīng)扣除專線負荷，以及高山、戈壁、荒漠、水域、森林等無效供電面積。

注1：σ為供電區(qū)域的直流負荷密度（MW/km2）。

注2：A＋、A類區(qū)域?qū)?yīng)中心城市（區(qū)），B、C類區(qū)域?qū)?yīng)城鎮(zhèn)地區(qū)，D、E類區(qū)域?qū)?yīng)鄉(xiāng)村地區(qū)。

注3：供電區(qū)域劃分標(biāo)準可結(jié)合區(qū)域特點適當(dāng)調(diào)整。

7

2018

—

166

T/CEC

中國電力企業(yè)聯(lián)合會標(biāo)準

中壓直流配電網(wǎng)典型網(wǎng)架結(jié)構(gòu)及供電方案技術(shù)導(dǎo)則

T/CEC166—2018

*

中國電力出版社出版、發(fā)行

（北京市東城區(qū)北京站西街19號100005）

北京傳奇佳彩印刷有限公司印刷

*

2018年7月第一版2018年7月北京第一次印刷

880毫米×1230毫米16開本0.75印張16千字

*

統(tǒng)一書號155198·901定價11.00元

版權(quán)專有侵權(quán)必究

本書如有印裝質(zhì)量問題，我社發(fā)行部負責(zé)退換

T/CEC166—2018

目次

前言···································································································································································II

1范圍······························································································································································1

2規(guī)范性引用文件··········································································································································1

3術(shù)語和定義··················································································································································1

4一般要求······················································································································································2

5典型網(wǎng)架結(jié)構(gòu)··············································································································································2

5.1單端單路輻射狀結(jié)構(gòu)··································································································································2

5.2單端雙路輻射狀結(jié)構(gòu)··································································································································2

5.3單端環(huán)狀結(jié)構(gòu)············································································································································3

5.4雙端結(jié)構(gòu)··················································································································································3

5.5多端樹枝狀結(jié)構(gòu)········································································································································4

5.6多端環(huán)狀結(jié)構(gòu)············································································································································4

6供電方案技術(shù)要求與典型供電方案···········································································································5

6.1電壓等級的確定········································································································································5

6.2網(wǎng)架結(jié)構(gòu)的選擇········································································································································5

6.3直流配電一次設(shè)備的選型···························································································································5

6.4直流配電的保護與自動化···························································································································6

6.5典型場景下的中壓直流配電供電方案··········································································································6

附錄A（資料性附錄）供電區(qū)域···················································································································7

I

T/CEC166—2018

前言

本標(biāo)準按照GB/T1.1—2009《標(biāo)準化工作導(dǎo)則第1部分：標(biāo)準的結(jié)構(gòu)和編寫》給出的規(guī)則起草。

請注意本標(biāo)準的某些內(nèi)容可能涉及專利。本標(biāo)準的發(fā)布機構(gòu)不承擔(dān)識別這些專利的責(zé)任。

本標(biāo)準由中國電力企業(yè)聯(lián)合會提出并歸口。

本標(biāo)準起草單位：中國電力科學(xué)研究院有限公司、國網(wǎng)江蘇省電力有限公司（常州供電分公司、

電力科學(xué)研究院）、國網(wǎng)經(jīng)濟技術(shù)研究院有限公司、國網(wǎng)湖北省電力有限公司（經(jīng)濟技術(shù)研究院）、國

網(wǎng)內(nèi)蒙古東部電力有限公司、南瑞集團有限公司（中電普瑞科技有限公司）、國網(wǎng)山東省電力有限公司

（泰安供電分公司）、西安交通大學(xué)、北京交通大學(xué)。

本標(biāo)準主要起草人：盛萬興、張海、李蕊、侯義明、吳鳴、孫麗敬、劉海濤、季宇、楊曉梅、

蔡杰、徐政、張偉、羅國敏、焦在濱、陳亮、姜世公、熊雄、王軒、徐大鵬、李強、劉國明。

本標(biāo)準為首次發(fā)布。

本標(biāo)準在執(zhí)行過程中的意見或建議反饋至中國電力企業(yè)聯(lián)合會標(biāo)準化管理中心（北京市白廣路二

條一號，100761）。

II

T/CEC166—2018

中壓直流配電網(wǎng)典型網(wǎng)架結(jié)構(gòu)及供電方案技術(shù)導(dǎo)則

1范圍

本標(biāo)準提出了中壓直流配電網(wǎng)的典型網(wǎng)架結(jié)構(gòu)及中壓直流配電供電方案的技術(shù)要求。

本標(biāo)準適用于±1.5kV～±50kV直流配電系統(tǒng)的規(guī)劃、設(shè)計、建設(shè)及運行。

2規(guī)范性引用文件

下列文件中對于本文件的應(yīng)用是必不可少的。凡是注日期的引用文件，僅注日期的版本適用于