輸電線路狀態(tài)監(jiān)測代理(CMA)技術(shù)規(guī)范

輸電線路狀態(tài)監(jiān)測代理(CMA)技術(shù)規(guī)范輸電線路狀態(tài)監(jiān)測代理(CMA)技術(shù)規(guī)范輸電線路狀態(tài)監(jiān)測代理(CMA)技術(shù)規(guī)范xxx公司輸電線路狀態(tài)監(jiān)測代理(CMA)技術(shù)規(guī)范文件編號：文件日期：修訂次數(shù)：第1.0次更改批準(zhǔn)審核制定方案設(shè)計，管理制度附件12：架空輸電線路狀態(tài)監(jiān)測代理（CMA）技術(shù)規(guī)范國家電網(wǎng)公司生技部國網(wǎng)電力科學(xué)研究院2010年9月目次1范圍 表B-2幀類型表相關(guān)含義，此處為0x104Type_Code1監(jiān)測類型代碼—參考《輸變電設(shè)備狀態(tài)監(jiān)測系統(tǒng)接入數(shù)據(jù)規(guī)范》5Packet_Length2報文長度6Packet_Type1調(diào)整控制的報文類型：①0x01通用調(diào)節(jié)控制②0x02圖像采集參數(shù)設(shè)置②0x03攝像頭調(diào)節(jié)調(diào)節(jié)此處應(yīng)為0x037Channel_No1通道號—表示采集終端上的攝像機(jī)編號。如：一個終端連接2部攝像機(jī)，則分別標(biāo)號為1、28Presetting_No1預(yù)置位號—即云臺攝像所設(shè)置的預(yù)置位號，不帶云臺攝像機(jī)，預(yù)置位號為2559Action1動作指令—意義見附表－1動作指令表10CRC162校驗(yàn)位說明：為避免攝像機(jī)打開電源后未收到關(guān)閉電源指令，致使電池耗能過大，因此做如下約定：攝像機(jī)每次開機(jī)時間不能超過30分鐘，超過30分鐘終端強(qiáng)行關(guān)閉攝像機(jī)電源。CRC校驗(yàn)算法為提高運(yùn)算校率，校驗(yàn)采用查表法：////DESCRIPTION:RTUCRC校驗(yàn)的高位字節(jié)表//staticconstunsignedcharauchCRCHi[]={0x00,0xC1,0x81,0x40,0x01,0xC0,0x80,0x41,0x01,0xC0,0x80,0x41,0x00,0xC1,0x81,0x40,0x01,0xC0,0x80,0x41,0x00,0xC1,0x81,0x40,0x00,0xC1,0x81,0x40,0x01,0xC0,0x80,0x41,0x01,0xC0,0x80,0x41,0x00,0xC1,0x81,0x40,0x00,0xC1,0x81,0x40,0x01,0xC0,0x80,0x41,0x00,0xC1,0x81,0x40,0x01,0xC0,0x80,0x41,0x01,0xC0,0x80,0x41,0x00,0xC1,0x81,0x40,0x01,0xC0,0x80,0x41,0x00,0xC1,0x81,0x40,0x00,0xC1,0x81,0x40,0x01,0xC0,0x80,0x41,0x00,0xC1,0x81,0x40,0x01,0xC0,0x80,0x41,0x01,0xC0,0x80,0x41,0x00,0xC1,0x81,0x40,0x00,0xC1,0x81,0x40,0x01,0xC0,0x80,0x41,0x01,0xC0,0x80,0x41,0x00,0xC1,0x81,0x40,0x01,0xC0,0x80,0x41,0x00,0xC1,0x81,0x40,0x00,0xC1,0x81,0x40,0x01,0xC0,0x80,0x41,0x01,0xC0,0x80,0x41,0x00,0xC1,0x81,0x40,0x00,0xC1,0x81,0x40,0x01,0xC0,0x80,0x41,0x00,0xC1,0x81,0x40,0x01,0xC0,0x80,0x41,0x01,0xC0,0x80,0x41,0x00,0xC1,0x81,0x40,0x00,0xC1,0x81,0x40,0x01,0xC0,0x80,0x41,0x01,0xC0,0x80,0x41,0x00,0xC1,0x81,0x40,0x01,0xC0,0x80,0x41,0x00,0xC1,0x81,0x40,0x00,0xC1,0x81,0x40,0x01,0xC0,0x80,0x41,0x00,0xC1,0x81,0x40,0x01,0xC0,0x80,0x41,0x01,0xC0,0x80,0x41,0x00,0xC1,0x81,0x40,0x01,0xC0,0x80,0x41,0x00,0xC1,0x81,0x40,0x00,0xC1,0x81,0x40,0x01,0xC0,0x80,0x41,0x01,0xC0,0x80,0x41,0x00,0xC1,0x81,0x40,0x00,0xC1,0x81,0x40,0x01,0xC0,0x80,0x41,0x00,0xC1,0x81,0x40,0x01,0xC0,0x80,0x41,0x01,0xC0,0x80,0x41,0x00,0xC1,0x81,0x40};////DESCRIPTION:RTUCRC校驗(yàn)的低位字節(jié)表//staticconstunsignedcharauchCRCLo[]={0x00,0xC0,0xC1,0x01,0xC3,0x03,0x02,0xC2,0xC6,0x06,0x07,0xC7,0x05,0xC5,0xC4,0x04,0xCC,0x0C,0x0D,0xCD,0x0F,0xCF,0xCE,0x0E,0x0A,0xCA,0xCB,0x0B,0xC9,0x09,0x08,0xC8,0xD8,0x18,0x19,0xD9,0x1B,0xDB,0xDA,0x1A,0x1E,0xDE,0xDF,0x1F,0xDD,0x1D,0x1C,0xDC,0x14,0xD4,0xD5,0x15,0xD7,0x17,0x16,0xD6,0xD2,0x12,0x13,0xD3,0x11,0xD1,0xD0,0x10,0xF0,0x30,0x31,0xF1,0x33,0xF3,0xF2,0x32,0x36,0xF6,0xF7,0x37,0xF5,0x35,0x34,0xF4,0x3C,0xFC,0xFD,0x3D,0xFF,0x3F,0x3E,0xFE,0xFA,0x3A,0x3B,0xFB,0x39,0xF9,0xF8,0x38,0x28,0xE8,0xE9,0x29,0xEB,0x2B,0x2A,0xEA,0xEE,0x2E,0x2F,0xEF,0x2D,0xED,0xEC,0x2C,0xE4,0x24,0x25,0xE5,0x27,0xE7,0xE6,0x26,0x22,0xE2,0xE3,0x23,0xE1,0x21,0x20,0xE0,0xA0,0x60,0x61,0xA1,0x63,0xA3,0xA2,0x62,0x66,0xA6,0xA7,0x67,0xA5,0x65,0x64,0xA4,0x6C,0xAC,0xAD,0x6D,0xAF,0x6F,0x6E,0xAE,0xAA,0x6A,0x6B,0xAB,0x69,0xA9,0xA8,0x68,0x78,0xB8,0xB9,0x79,0xBB,0x7B,0x7A,0xBA,0xBE,0x7E,0x7F,0xBF,0x7D,0xBD,0xBC,0x7C,0xB4,0x74,0x75,0xB5,0x77,0xB7,0xB6,0x76,0x72,0xB2,0xB3,0x73,0xB1,0x71,0x70,0xB0,0x50,0x90,0x91,0x51,0x93,0x53,0x52,0x92,0x96,0x56,0x57,0x97,0x55,0x95,0x94,0x54,0x9C,0x5C,0x5D,0x9D,0x5F,0x9F,0x9E,0x5E,0x5A,0x9A,0x9B,0x5B,0x99,0x59,0x58,0x98,0x88,0x48,0x49,0x89,0x4B,0x8B,0x8A,0x4A,0x4E,0x8E,0x8F,0x4F,0x8D,0x4D,0x4C,0x8C,0x44,0x84,0x85,0x45,0x87,0x47,0x46,0x86,0x82,0x42,0x43,0x83,0x41,0x81,0x80,0x40};//校驗(yàn)函數(shù)：nodebugunsignedshortRTU_CRC(unsignedchar*puchMsg,unsignedshortusDataLen){unsignedcharuchCRCHi;//highbyteofCRCinitializedunsignedcharuchCRCLo;//lowbyteofCRCinitializedunsigneduIndex;//willindexintoCRClookuptableuchCRCHi=0xFF;uchCRCLo=0xFF;while(usDataLen--){//calculatetheCRCuIndex=uchCRCHi^(unsignedchar)(*puchMsg++);uchCRCHi=uchCRCLo^auchCRCHi[uIndex];uchCRCLo=auchCRCLo[uIndex];}return(uchCRCHi<<8|uchCRCLo);}

附錄C（資料性附錄）CMA安全防護(hù)CMA作為短距離無線通信網(wǎng)絡(luò)、無線公網(wǎng)、專用OPGW光網(wǎng)絡(luò)之間紐帶，存在通過無線通信網(wǎng)、無線公網(wǎng)或者其他外網(wǎng)接入電力信息網(wǎng)的安全風(fēng)險，所以線路CMA、狀態(tài)信息接入網(wǎng)關(guān)機(jī)CAG是整個系統(tǒng)信息安全的重點(diǎn)防護(hù)對象。CMA應(yīng)提供相應(yīng)措施保證系統(tǒng)參數(shù)、系統(tǒng)數(shù)據(jù)、監(jiān)測數(shù)據(jù)、密鑰信息、證書、應(yīng)用程序等的完整性、機(jī)密性，關(guān)鍵器件的完整性、可靠性以及用戶身份的真實(shí)性。CAG主站系統(tǒng)和線路CMA應(yīng)采用國家密碼管理局認(rèn)可的硬件安全模塊實(shí)現(xiàn)數(shù)據(jù)的加解密。以下為采用安全通信模塊（SCM）的原理框圖，主要含無線通信、拓?fù)浒l(fā)現(xiàn)、身份認(rèn)證、加密通信等功能。圖C-1安全組件原理圖安全通信模塊主要包括兩個部分，由WIFI等通訊模塊和安全密碼模塊構(gòu)成，其中通訊模塊采用WIFI等可擴(kuò)展方式，安全密碼算法采用SM1算法。安全通訊模塊獨(dú)立于CMA，提供以太網(wǎng)、串口或PCI接口供CMA調(diào)用。CMA應(yīng)采用專用安全模塊或加密機(jī)，其核心技術(shù)完全受控，由專門機(jī)構(gòu)管理、制作和發(fā)放，并采用經(jīng)過國家密碼管理局批準(zhǔn)的加密方式、密碼算法和密鑰管理技術(shù)來增強(qiáng)安全保障。

附錄D（資料性附錄）平均無故障工作時間