344 lines
7.6 KiB
C
344 lines
7.6 KiB
C
#include <math.h>
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#include "script.h"
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//带_INDEX为QTouch中对应的点的内存编号
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//光伏总功率
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#define GF_TP_INDEX 105
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//负荷总功率（需通过计算 用的是“cal_Total_Load_Power”）
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#define FH_TP_INDEX 1
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//市电A相电压
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#define SD_AV_INDEX 0
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//市电B相电压
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#define SD_BV_INDEX 1
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//市电C相电压
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#define SD_CV_INDEX 2
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//柴发A相电压
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#define CF_AV_INDEX 31
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//柴发B相电压
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#define CF_BV_INDEX 32
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//柴发C相电压
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#define CF_CV_INDEX 33
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//电池电量低一级告警
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#define BMS_DLOW1_INDEX 767
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//电池禁充
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#define BMS_JC_INDEX 6
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//电池禁放
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#define BMS_JF_INDEX 7
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//市电进线开关状态
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#define SD_JXKGSTATE_INDEX 26
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//柴发进线开关状态
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#define CF_JXKGSTATE_INDEX 57
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//PCS工作模式
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#define PCS_RMODE_INDEX 3768
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//PCS定时开机时间
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#define PCS_START_H 10 //时
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#define PCS_START_M 11 //分
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//控制点位
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//市电进线开关控制点
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#define SD_JXKG_INDEX 29
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//柴发进线开关控制点
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#define CF_JXKG_INDEX 60
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//PCS工作模式控制点
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#define PCS_RMODEKC_INDEX 582
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//光伏调功
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//逆变器1的功率
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#define PV_PKC1_INDEX 3544
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//逆变器2的功率
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#define PV_PKC2_INDEX 3633
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//逆变器3的功率
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#define PV_PKC3_INDEX 3722
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int readFile() {
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char s[] = "/home/ctstor/ctfiles/maxvarindex";
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//只读打开文件
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int fd = open(s, O_RDONLY);
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if(fd == -1) {
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printf("error is %s\n", strerror(errno));
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return;
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}
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printf("sucess fd = %d\n", fd);
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char buf[100];
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memset(buf, 0, sizeof(buf));
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int a=3999;
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//read返回0表示文件读取完毕
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while(read(fd, buf, sizeof(buf) - 1) > 0) {
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printf("%s\n", buf);
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char * str=buf;
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printf("%s-----\n", str);
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sscanf(str,"%d",&a);
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memset(buf, 0, sizeof(buf));
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}
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printf("%d---===--\n", a);
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//别忘记关闭
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close(fd);
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return a;
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}
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//变量点定义
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//负荷总功率
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double dTLoadP=0;
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//光伏最大功率
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double dVMaxP = 0;
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//市电电压状态
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char cSDVN = 2;
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//柴发电压状态
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char cCFVN = 2;
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//计算负荷总功率
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//馈线柜9回路+电源柜其他进出线回路多功能表有功功率之和
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double cal_Total_Load_Power()
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{
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double dTLoadP = GetItemValue(0,136)+GetItemValue(0,167)+GetItemValue(0,198)+GetItemValue(0,229)+GetItemValue(0,260)+GetItemValue(0,291)+GetItemValue(0,322)+GetItemValue(0,353)+GetItemValue(0,384)+GetItemValue(0,415)+GetItemValue(0,446);
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/////////////////////////////
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//需根据实际进行完善；
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//添加各个回路有功功率相加计算
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/////////////////////////////
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return dTLoadP;
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}
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//判断市电电压是否正常
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//返回结果0，失电，1，正常，2，其它情况
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//该结果作为作为并网和离网控制策略的依据
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//0、失电，需进行离网逻辑
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//1、正常，需进行并网逻辑
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char check_SDV_Normal()
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{
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//获取市电相电压数据
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double dAv = GetItemValue(0,SD_AV_INDEX);
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double dBv = GetItemValue(0,SD_BV_INDEX);
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double dCv = GetItemValue(0,SD_CV_INDEX);
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//相电压>184，正常
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if((dAv>184) && (dBv>184) && (dCv>184))
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return 1;
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//相电压<184，失电
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if((dAv<184) && (dBv<184) && (dCv<184))
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return 0;
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//其它情况
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return 2;
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}
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//柴发仅在离网模式下存在
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//判断市电电压是否正常
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//返回结果0，失电，1，正常，2，其它情况
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char check_CFV_Normal()
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{
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//获取市电相电压数据
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double dAv = GetItemValue(0,CF_AV_INDEX);
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double dBv = GetItemValue(0,CF_BV_INDEX);
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double dCv = GetItemValue(0,CF_CV_INDEX);
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//相电压>184，正常
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if((dAv>184) && (dBv>184) && (dCv>184))
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return 1;
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//相电压<184，失电
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if((dAv<184) && (dBv<184) && (dCv<184))
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return 0;
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//其它情况
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return 2;
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}
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//光伏降容逻辑处理
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void PVJR_Logic()
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{
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//逆变器1、2、3的现功率
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double dPv1 = GetItemValue(0, PV_PKC1_INDEX);
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double dPv2 = GetItemValue(0, PV_PKC2_INDEX);
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double dPv3 = GetItemValue(0, PV_PKC3_INDEX);
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//计算当前负荷总功率与光伏最大功率占比；
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//3组逆变器按照当前占比计算实际需要将功率设定的值；
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double dFactor = dTLoadP/dVMaxP;
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int nPv1Set = dPv1*dFactor;
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int nPv2Set = dPv2*dFactor;
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int nPv3Set = dPv3*dFactor;
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char chSend1[200] = {0};
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sprintf(chSend1, "%d", nPv1Set);
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char chSend2[200] = {0};
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sprintf(chSend2, "%d", nPv2Set);
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char chSend3[200] = {0};
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sprintf(chSend3, "%d", nPv3Set);
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while(GetKcFlag(0) == 1){
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waitForMillisec(10);
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}
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SetKcData(0, PV_PKC1_INDEX, chSend1);
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SetKcFlag(0,1);
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while(GetKcFlag(0) == 1){
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waitForMillisec(10);
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}
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SetKcData(0, PV_PKC2_INDEX, chSend2);
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SetKcFlag(0,1);
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while(GetKcFlag(0) == 1){
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waitForMillisec(10);
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}
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SetKcData(0, PV_PKC3_INDEX, chSend3);
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SetKcFlag(0,1);
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}
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//并网逻辑处理
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void BM_Logic()
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{
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//获取市电进线开关状态，1合，0分
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char cSDJXState = GetItemValue(0, SD_JXKGSTATE_INDEX);
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if(cSDJXState == 1){
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//进线合闸后，需比对光伏最大功率与负荷总功率；
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if(dVMaxP > dTLoadP){
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//光伏超发，需降容
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PVJR_Logic();
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}
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}
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else if(cSDJXState == 0){
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while(GetKcFlag(0) == 1){
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waitForMillisec(10);
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}
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//控制进线合闸
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SetKcData(0, SD_JXKG_INDEX, "1 0");
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SetKcFlag(0,1);
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}
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}
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//离网逻辑处理
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void LM_Logic()
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{
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//获取市电进线开关状态，1合，0分
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char cSDJXState = GetItemValue(0, SD_JXKGSTATE_INDEX);
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//获取柴发进线开关状态，1合，0分
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char cCFJXState = GetItemValue(0, CF_JXKGSTATE_INDEX);
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//获取BMS禁充指令
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char cBMSJCState = GetItemValue(0, BMS_JC_INDEX);
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//BMS电池电量低一级告警
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char cBMSLow1State = GetItemValue(0, BMS_DLOW1_INDEX);
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//////////////////////////////////////////////////
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//PCS变流器状态；
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//0:关闭
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//1:软启动中
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//2:并网充电
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//3:并网放电
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//4:离网放电
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//5:降额并网
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//6:待机
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//7:离网充电
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char cPCSState = GetItemValue(0, PCS_RMODE_INDEX);
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//////////////////////////////////////////////////
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int nCurH = GetSysItem(3);
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int nCurM = GetSysItem(4);
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int nPcsStartH = GetItemValue(0, PCS_START_H);
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int nPcsStartM = GetItemValue(0, PCS_START_M);
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if(cSDJXState == 0){
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printf("cSDJXState==0");
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//进线分闸后，需比对光伏最大功率与负荷总功率；
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if(dVMaxP > dTLoadP){
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//当BMS发出禁充指令后，EMS控制光伏降容
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if(cBMSJCState == 1){ //实际值？
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//光伏超发，需降容
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PVJR_Logic();
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}
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}
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else if(dVMaxP < dTLoadP){
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//检测柴发进线电压是否正常，如不正常则EMS控制PCS停机；正常则闭合柴发进线开关
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if(cCFVN == 0){//柴发电压失压
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if(cCFJXState == 0){ //柴发进线处于分闸状态
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//当收到BMS发出电池电量低一级告警的时候
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//控制PCS停机
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if(cBMSLow1State == 1){
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if(cPCSState != 0){
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while(GetKcFlag(0) == 1){
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waitForMillisec(10);
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}
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//控制PCS停机 写0xAAAA
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SetKcData(0, PCS_RMODEKC_INDEX, "43690");
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SetKcFlag(0,1);
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}
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//PCS停机后，可根据设定的开机时间，进行自动开机；
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if(cPCSState == 0){
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//到时间，控制PCS开机
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if(nPcsStartH == nCurH && nPcsStartM == nCurM){
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while(GetKcFlag(0) == 1){
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waitForMillisec(10);
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}
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//控制PCS开机 写0x5555
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SetKcData(0, PCS_RMODEKC_INDEX, "21845");
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SetKcFlag(0,1);
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}
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}
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}
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}
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else if(cCFJXState == 1){//柴发进线处于合闸状态
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while(GetKcFlag(0) == 1){
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waitForMillisec(10);
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}
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//控制柴发进线分闸
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SetKcData(0, CF_JXKG_INDEX, "0 1");
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SetKcFlag(0,1);
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}
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}
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else if(cCFVN == 1){//柴发电压正常
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if(cCFJXState == 0){
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while(GetKcFlag(0) == 1){
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waitForMillisec(10);
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}
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//控制柴发进线合闸
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SetKcData(0, CF_JXKG_INDEX, "1 0");
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SetKcFlag(0,1);
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}
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}
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}
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}
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else if(cSDJXState == 1){
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while(GetKcFlag(0) == 1){
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waitForMillisec(10);
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}
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//控制进线分闸
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SetKcData(0, SD_JXKG_INDEX, "0 1");
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SetKcFlag(0,1);
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}
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}
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int main( )
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{
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//初始化
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printf("start");
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//int nMaxIndex= readFile();
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if (OpenRamRt()<1)
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return;
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while (1) {
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//获取负荷总功率
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dTLoadP = cal_Total_Load_Power();
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//获取市电相电压状态
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cSDVN = check_SDV_Normal();
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//获取柴发相电压状态
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cCFVN = check_CFV_Normal();
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//获取光伏最大总功率
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dVMaxP = GetItemValue(0, GF_TP_INDEX);
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if(cSDVN == 0){
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//离网逻辑
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LM_Logic();
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printf("aaa");
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}
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else if(cSDVN == 1){
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//并网逻辑
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BM_Logic();
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}
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waitForMillisec(10);
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}
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return 0;
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}
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