272 lines
8.3 KiB
C
272 lines
8.3 KiB
C
#include "kit_data.h"
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#include "bmu_manager.h"
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#include "fault_manager.h"
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#include "eeprom_manager.h"
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#include "statistic_manager.h"
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#include "table_comm.h"
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#include "kit_time.h"
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#include "hv_adc_manager.h"
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uint32_t statistic_data[kStatisticData_End];
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typedef struct {
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uint8_t bmu_num;
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uint16_t min_voltage;
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uint16_t max_voltage;
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} voltage_range_t;
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// 高压堆叠范围对照表（所有电压值已×10）
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const voltage_range_t voltage_ranges[] = {
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{1, 490, 550},
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{2, 980, 1100},
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{3, 1470, 1650},
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{4, 1960, 2200},
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{5, 2450, 2750},
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{6, 2940, 3300},
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{7, 3430, 3850},
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{8, 3920, 4400}
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};
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uint32_t bms_get_statistic_data(StatisticData idx)
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{
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uint32_t tmp = 0;
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if(idx < kStatisticData_End)
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{
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tmp = statistic_data[idx];
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}
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return tmp;
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}
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static void bms_statistic_cell_volt(void)
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{
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uint32_t i, pack_volt, sum_value = 0, valid_num = 0, max_bmu_idx = 0, min_bmu_idx = 0;
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uint16_t value, max_value = 0, min_value = UINT16_MAX, max_idx = 0, min_idx = 0;
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uint16_t max_pack_volt = 0, min_pack_volt = UINT16_MAX, max_pack_volt_idx = 0, min_pack_volt_idx = 0;
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for (i = 0; i < bms_get_bmu_num(); i++) //最高、最低温度
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{
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// if(bms_is_bmu_online(i) == true)
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// {
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valid_num += bms_get_bmu_data(i, kBmuData_CellNum);
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//单位 mV
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pack_volt = bms_get_bmu_statistic_data(i, kBmuStatistic_TotalVolt);
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sum_value += pack_volt;
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pack_volt /= 100;
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if(pack_volt > max_pack_volt)
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{
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max_pack_volt = pack_volt;
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max_pack_volt_idx = i;
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}
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if(pack_volt < min_pack_volt)
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{
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min_pack_volt = pack_volt;
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min_pack_volt_idx = i;
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}
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value = bms_get_bmu_statistic_data(i, kBmuStatistic_MaxVolt);
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if(value > max_value)
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{
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max_bmu_idx = i;
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max_value = value;
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max_idx = bms_get_bmu_statistic_data(i, kBmuStatistic_MaxVoltIdx);
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}
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value = bms_get_bmu_statistic_data(i, kBmuStatistic_MinVolt);
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if(value < min_value)
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{
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min_bmu_idx = i;
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min_value = value;
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min_idx = bms_get_bmu_statistic_data(i, kBmuStatistic_MinVoltIdx);
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}
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// }
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}
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statistic_data[kStatisticData_AccVolt] = sum_value;
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statistic_data[kStatisticData_TotalVolt] = (sum_value + 50) / 100;
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if(valid_num > 0)
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{
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sum_value /= valid_num;
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}
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statistic_data[kStatisticData_AvgVolt] = sum_value;
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statistic_data[kStatisticData_MaxVolt] = max_value;
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statistic_data[kStatisticData_MaxVoltIdx] = max_idx;
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statistic_data[kStatisticData_MaxVoltBmuIdx] = max_bmu_idx;
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statistic_data[kStatisticData_MinVolt] = min_value;
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statistic_data[kStatisticData_MinVoltIdx] = min_idx;
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statistic_data[kStatisticData_MinVoltBmuIdx] = min_bmu_idx;
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statistic_data[kStatisticData_OnlineCellNum] = valid_num;
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statistic_data[kStatisticData_VoltDiff] = max_value - min_value;
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statistic_data[kStatisticData_MaxPackVolt] = max_pack_volt;
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statistic_data[kStatisticData_MaxPackVoltBmuIdx] = max_pack_volt_idx;
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statistic_data[kStatisticData_MinPackVolt] = min_pack_volt;
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statistic_data[kStatisticData_MinPackVoltBmuIdx] = min_pack_volt_idx;
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}
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bool bms_is_cell_temp_valid(uint16_t value)
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{
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bool res = true;
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if ((value >= KIT_NTC_TEMP_SHORT_VALUE) || (value <= KIT_NTC_TEMP_OPEN_VALUE))
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{
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res = false;
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}
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return res;
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}
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typedef struct
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{
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uint8_t dly[BMU_MAX_TEMP_NUM];
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uint16_t last_temp[BMU_MAX_TEMP_NUM];
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uint8_t temp_rise_rate[BMU_MAX_TEMP_NUM];
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}TempRiseItem;
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TempRiseItem temp_rise;
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static void bms_statistic_cell_temp(void)
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{
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uint32_t i, sum_value = 0, valid_num = 0, max_bmu_idx = 0, min_bmu_idx = 0;
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uint16_t value, max_value = 0, min_value = 0xFFFF, max_idx = 0, min_idx = 0;
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uint16_t max_pole_value = 0, max_pole_bmu_idx = 0;
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ExStatus temp_rise_ex = kExStatus_None;
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uint16_t fan_on_temp, fan_off_temp, has_open = false;
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fan_on_temp = get_eeprom_data(kEep_CoolOn_OffTemp, kEepromDataType_High) * 10;
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fan_off_temp = get_eeprom_data(kEep_CoolOn_OffTemp, kEepromDataType_Low) * 10;
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for (i = 0; i < bms_get_bmu_num(); i++) //最高、最低温度
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{
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// if(bms_is_bmu_online(i) == true)
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// {
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valid_num += bms_get_bmu_data(i, kBmuData_TempNum);
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sum_value += bms_get_bmu_statistic_data(i, kBmuStatistic_TotalTemp);
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value = bms_get_bmu_statistic_data(i, kBmuStatistic_MaxTemp);
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if((temp_rise.last_temp[i] < value) && ((value - temp_rise.last_temp[i]) >= 2))
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{
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temp_rise.dly[i]++;
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temp_rise.last_temp[i] = value;
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if(temp_rise.dly[i] > 20)
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{
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temp_rise_ex = kExStatus_Err;
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}
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}
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else
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{
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temp_rise.dly[i] = 0;
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}
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if(value > max_value)
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{
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max_bmu_idx = i;
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max_value = value;
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max_idx = bms_get_bmu_statistic_data(i, kBmuStatistic_MaxTempIdx);
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}
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if((value <= fan_off_temp)
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|| (bms_get_fault_level(kFaultCode_Fire) >= kFaultLevel_Second)
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|| (bms_get_fault_level(kFaultCode_AirCondition) >= kFaultLevel_Second))
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{
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bms_set_fan_status(i, false);
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}
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else if((value >= fan_on_temp) && (bms_is_fan_open(i) == false)
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&& (bms_get_fault_level(kFaultCode_Fire) < kFaultLevel_Second)
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&& (bms_get_fault_level(kFaultCode_AirCondition) < kFaultLevel_Second))
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{
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//每次轮询只开一个风扇
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if(has_open == false)
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{
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has_open = true;
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bms_set_fan_status(i, true);
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}
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}
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value = bms_get_bmu_statistic_data(i, kBmuStatistic_MinTemp);
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if(value < min_value)
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{
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min_bmu_idx = i;
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min_value = value;
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min_idx = bms_get_bmu_statistic_data(i, kBmuStatistic_MinTempIdx);
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}
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//极柱温度统计
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value = bms_get_pole_temp_by_bmu(i, 0);
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if(max_pole_value < value)
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{
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max_pole_value = value;
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max_pole_bmu_idx = i;
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}
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value = bms_get_pole_temp_by_bmu(i, 1);
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if(max_pole_value < value)
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{
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max_pole_value = value;
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max_pole_bmu_idx = i;
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}
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// }
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}
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statistic_data[kStatisticData_AccTemp] = sum_value;
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if(valid_num > 0)
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{
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sum_value /= valid_num;
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}
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bms_set_ex_data(kExType_TempRise, temp_rise_ex);
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statistic_data[kStatisticData_AvgTemp] = sum_value;
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statistic_data[kStatisticData_MaxTemp] = max_value;
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statistic_data[kStatisticData_MaxTempIdx] = max_idx;
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statistic_data[kStatisticData_MaxTempBmuIdx] = max_bmu_idx;
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statistic_data[kStatisticData_MinTemp] = min_value;
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statistic_data[kStatisticData_MinTempIdx] = min_idx;
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statistic_data[kStatisticData_OnlineTempNum] = valid_num;
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statistic_data[kStatisticData_MinTempBmuIdx] = min_bmu_idx;
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statistic_data[kStatisticData_TempDiff] = max_value - min_value;
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statistic_data[kStatisticData_MaxPoleTemp] = max_pole_value;
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statistic_data[kStatisticData_MaxPoleTempBmuIdx] = max_pole_bmu_idx;
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kit_time_dly_ms(2);
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}
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void update_bmu_number()
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{
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if (bms_get_bmu_num() <= 8)
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{
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uint16_t acc_volt = bms_get_high_volt(kHvType_Bat);
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for (uint8_t i = 0; i < sizeof(voltage_ranges)/sizeof(voltage_ranges[0]); i++)
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{
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if (acc_volt >= voltage_ranges[i].min_voltage && acc_volt <= voltage_ranges[i].max_voltage)
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{
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if (bms_get_bmu_num() != voltage_ranges[i].bmu_num)
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{
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bms_set_bmu_num(voltage_ranges[i].bmu_num);
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bms_set_bmu_volt_num(voltage_ranges[i].bmu_num);
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bms_set_bmu_temp_num(voltage_ranges[i].bmu_num);
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break;
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}
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}
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}
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}
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}
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void bms_poll_statistic(uint32_t base_time)
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{
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bms_statistic_cell_volt();
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bms_statistic_cell_temp();
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update_bmu_number();
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}
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