ZL_YJBH2001.0707
RCS-985 系列
發(fā)電機(jī)變壓器成套保護(hù)裝置
技術(shù)說(shuō)明書南京南瑞繼保電氣有限公司版權(quán)所有 Ver 3.40
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1 概述...............................................................................................................................1
2 保護(hù)功能配置及典型配屏方案.......................................................................................2
2.1 保護(hù)功能對(duì)照表.....................................................................................................2
2.2 發(fā)變組保護(hù)組屏方案..............................................................................................6
2.3 配置說(shuō)明..............................................................................................................13
3 裝置性能特征..............................................................................................................15
3.1 高性能硬件 ..........................................................................................................15
3.2 保護(hù)新原理 ..........................................................................................................15
3.3 智能化操作 ..........................................................................................................17
4 技術(shù)參數(shù).....................................................................................................................19
4.1 機(jī)械及環(huán)境參數(shù)...................................................................................................19
4.2 額定電氣參數(shù).......................................................................................................19
4.3 主要技術(shù)指標(biāo).......................................................................................................19
4.4 通信接口..............................................................................................................25
4.5 輸出接點(diǎn)容量.......................................................................................................25
4.6 電磁兼容..............................................................................................................25
5 裝置整體說(shuō)明..............................................................................................................26
5.1 硬件配置..............................................................................................................26
5.2 通道配置..............................................................................................................27
5.3 裝置起動(dòng)元件.......................................................................................................27
5.4 保護(hù)錄波功能和事件報(bào)文.....................................................................................29
6 保護(hù)原理.....................................................................................................................30
6.1 發(fā)電機(jī)變壓器組差動(dòng)保護(hù)、變壓器差動(dòng)保護(hù)、高廠變差動(dòng)保護(hù)、勵(lì)磁變差動(dòng)保護(hù).......30
6.2 發(fā)電機(jī)差動(dòng)保護(hù)、發(fā)電機(jī)裂相橫差保護(hù)、勵(lì)磁機(jī)差動(dòng)保護(hù).........................................34
6.3 工頻變化量比率差動(dòng)保護(hù).....................................................................................36
6.4 主變后備保護(hù).......................................................................................................38
6.5 發(fā)電機(jī)匝間保護(hù)...................................................................................................45
6.6 發(fā)電機(jī)后備保護(hù)...................................................................................................49
6.7 發(fā)電機(jī)定子接地保護(hù)............................................................................................51
6.8 外加電源式發(fā)電機(jī)定子接地保護(hù)..........................................................................54
6.9 發(fā)電機(jī)轉(zhuǎn)子接地保護(hù)............................................................................................56
6.10 發(fā)電機(jī)定子過(guò)負(fù)荷保護(hù).....................................................................................59
6.11 負(fù)序過(guò)負(fù)荷保護(hù)................................................................................................60
6.12 發(fā)電機(jī)失磁保護(hù)................................................................................................62
6.13 失步保護(hù)..........................................................................................................65
6.14 發(fā)電機(jī)電壓保護(hù)................................................................................................666.15 過(guò)勵(lì)磁保護(hù).......................................................................................................67
6.16 功率保護(hù)..........................................................................................................69
6.17 頻率保護(hù)..........................................................................................................70
6.18 誤上電保護(hù).......................................................................................................71
6.19 啟停機(jī)保護(hù).......................................................................................................73
6.20 勵(lì)磁繞組過(guò)負(fù)荷保護(hù)........................................................................................73
6.21 勵(lì)磁變（勵(lì)磁機(jī)）保護(hù).....................................................................................75
6.22 高廠變后備保護(hù)................................................................................................76
6.23 斷路器跳閘過(guò)流閉鎖........................................................................................78
6.24 非全相保護(hù).......................................................................................................79
6.25 TA 斷線報(bào)警功能..................................................................................................80
6.26 TV斷線報(bào)警功能.................................................................................................81
6.27 非電量保護(hù)接口................................................................................................81
6.28 裝置閉鎖與報(bào)警................................................................................................81
7 裝置整體介紹..............................................................................................................82
7.1 機(jī)械結(jié)構(gòu)..............................................................................................................82
7.2 RCS-985A端子定義............................................................................................83
7.3 RCS-985A輸出接點(diǎn)............................................................................................89
7.4 RCS-985B端子定義............................................................................................91
7.5 RCS-985B輸出接點(diǎn)............................................................................................97
7.6 RCS-985C端子定義............................................................................................99
7.7 RCS-985C輸出接點(diǎn)..........................................................................................104
7.8 RCS-985G端子定義.........................................................................................107
7.9 RCS-985G輸出接點(diǎn).........................................................................................111
8 整定值清單與用戶選擇..............................................................................................113
8.1 整定注意事項(xiàng).....................................................................................................113
8.2 RCS-985A發(fā)變組保護(hù)定值單...........................................................................114
8.3 RCS-985B發(fā)變組保護(hù)定值單...........................................................................130
8.4 RCS-985C發(fā)變組保護(hù)定值單...........................................................................144
8.5 RCS-985G發(fā)電機(jī)保護(hù)定值單...........................................................................158
9 裝置使用說(shuō)明............................................................................................................167
9.1 裝置液晶顯示說(shuō)明..............................................................................................167
9.2 命令菜單使用說(shuō)明..............................................................................................169
10 附錄A RCS-985發(fā)電機(jī)變壓器組成套保護(hù)裝置保護(hù)整定計(jì)算...........................173
10.1 發(fā)電機(jī)差動(dòng)保護(hù)..............................................................................................173
10.2 變壓器差動(dòng)保護(hù)..............................................................................................174
10.3 發(fā)電機(jī)匝間保護(hù)..............................................................................................176
10.4 發(fā)電機(jī)相間短路后備保護(hù)...............................................................................177
10.5 定子繞組接地保護(hù)..........................................................................................179
10.6 轉(zhuǎn)子接地保護(hù).................................................................................................180
10.7 定子繞組對(duì)稱過(guò)負(fù)荷保護(hù)...............................................................................18010.8 勵(lì)磁過(guò)流、過(guò)負(fù)荷保護(hù)...................................................................................181
10.9 轉(zhuǎn)子表層負(fù)序過(guò)負(fù)荷保護(hù)...............................................................................182
10.10 發(fā)電機(jī)失磁保護(hù)..............................................................................................184
10.11 失步保護(hù)........................................................................................................186
10.12 過(guò)勵(lì)磁保護(hù).....................................................................................................187
10.13 發(fā)電機(jī)頻率異常運(yùn)行保護(hù)...............................................................................187
10.14 發(fā)電機(jī)逆功率保護(hù)..........................................................................................187
10.15 發(fā)電機(jī)定子過(guò)電壓保護(hù)...................................................................................188
10.16 啟停機(jī)保護(hù).....................................................................................................188
10.17 誤上電保護(hù).....................................................................................................189
10.18 變壓器相間短路保護(hù)......................................................................................189
10.19 變壓器接地故障后備保護(hù)...............................................................................192
10.20 高廠變后備保護(hù)..............................................................................................193
11 附錄B 裝置運(yùn)行及報(bào)文說(shuō)明.................................................................................195
11.1 裝置正常運(yùn)行狀態(tài)..........................................................................................195
11.2 運(yùn)行工況及說(shuō)明..............................................................................................195
11.3 裝置閉鎖與報(bào)警..............................................................................................195
11.4 報(bào)文打印及顯示信息說(shuō)明...............................................................................195NARI-RELAYS RCS-985發(fā)電機(jī)變壓器組成套保護(hù)裝置

RCS-985系列發(fā)電機(jī)變壓器成套保護(hù)裝置是一套專為電力系統(tǒng)中發(fā)電機(jī)和變壓器設(shè)計(jì)的集成化、微機(jī)化的高級(jí)保護(hù)系統(tǒng)。該技術(shù)說(shuō)明書詳細(xì)闡述了以下內(nèi)容： 1. **產(chǎn)品概述**：介紹了RCS-985系列裝置的基本構(gòu)成，包括主保護(hù)（如差動(dòng)保護(hù)、過(guò)電流保護(hù)、零序保護(hù)等）、后備保護(hù)（速斷、過(guò)負(fù)荷等）以及選配功能模塊（如失磁保護(hù)、勵(lì)磁系統(tǒng)保護(hù)、高壓側(cè)后備保護(hù)等），以滿足不同容量和類型的發(fā)電機(jī)及變壓器的保護(hù)需求。 2. **硬件配置**：說(shuō)明裝置內(nèi)部各組成部分的結(jié)構(gòu)與功能，如測(cè)量板、控制板、電源板、人機(jī)交互屏、通信接口等，并介紹其工作原理和接口標(biāo)準(zhǔn)。 3. **軟件邏輯設(shè)計(jì)**：詳述各種保護(hù)算法的工作流程和邏輯判斷條件，如故障檢測(cè)、定值設(shè)置、信號(hào)處理、自檢與閉鎖機(jī)制等，確保在復(fù)雜運(yùn)行工況下能快速準(zhǔn)確地識(shí)別并切除故障。 4. **安裝與接線說(shuō)明**：提供了現(xiàn)場(chǎng)安裝所需的電氣圖、端子排布置圖以及電纜連接方式，便于用戶理解和操作。 5. **調(diào)試與運(yùn)行維護(hù)**：給出了調(diào)試步驟、常見(jiàn)問(wèn)題排查方法以及日常運(yùn)行中的注意事項(xiàng)，以保證裝置的穩(wěn)定可靠運(yùn)行。 6. **性能指標(biāo)與技術(shù)參數(shù)**：列出RCS-985系列裝置的主要技術(shù)參數(shù)，如動(dòng)作時(shí)間、靈敏度、可靠性、抗干擾能力等，滿足相關(guān)行業(yè)標(biāo)準(zhǔn)和規(guī)范要求。 總之，這份技術(shù)說(shuō)明書為用戶提供了一個(gè)全面而詳細(xì)的指導(dǎo)，幫助用戶正確選擇、配置、安裝、調(diào)試及維護(hù)RCS-985系列發(fā)電機(jī)變壓器成套保護(hù)裝置。