75 lines
2.2 KiB
C
75 lines
2.2 KiB
C
/*
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* detect_overload.c
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*
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* Created on: 15 äåê. 2020 ã.
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* Author: star
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*/
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#include <adc_tools.h>
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#include <detect_overload.h>
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#include <edrk_main.h>
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#include <params_motor.h>
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#include <params_pwm24.h>
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#include "IQmathLib.h"
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DETECT_OVERLOAD out_I_over_1_6 = DETECT_OVERLOAD_DEFAULTS;
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#define CALLS_IN_PWM_INT 2 //Êîëè÷åñòâî ïðåðûâàíèé çà ïåðèîä ØÈÌ (1 èëè 2)
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void init_detect_overloads(void) {
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out_I_over_1_6.level_overload = _IQmpy(I_OUT_NOMINAL_IQ, _IQ(1.6));
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out_I_over_1_6.time_over_tics = (long) 15 * FREQ_PWM * CALLS_IN_PWM_INT;
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out_I_over_1_6.time_latch_tics = (long) 45 * FREQ_PWM * CALLS_IN_PWM_INT;
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out_I_over_1_6.tics_counter = 0;
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out_I_over_1_6.overload_detected = 0;
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}
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int calc_detect_overload(DETECT_OVERLOAD *v) {
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if (v->val > v->level_overload) {
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v->tics_counter += 1;
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if (v->tics_counter > v->time_over_tics) { v->tics_counter = v->time_over_tics;}
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} else {
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if (v->tics_counter > 0) { v->tics_counter -= 1; }
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else {v->tics_counter = 0;}
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if (v->overload_detected && v->tics_counter == 0) {
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v->overload_detected = 0;
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}
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}
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if (v->tics_counter >= v->time_over_tics) {
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v->overload_detected = 1;
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v->tics_counter = v->time_latch_tics;
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}
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return v->overload_detected;
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}
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#define LIMIT_DETECT_LEVEL 15938355 //95%
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void check_all_power_limits() {
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_iq level_I_nominal = 0;
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edrk.power_limit.bits.limit_by_temper = edrk.temper_limit_koeffs.code_status;
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level_I_nominal = _IQmpy(LIMIT_DETECT_LEVEL, edrk.zadanie.iq_Izad_rmp);
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if ((filter.iqIm_1 > level_I_nominal) || (filter.iqIm_1 > level_I_nominal) ||
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out_I_over_1_6.overload_detected) {
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edrk.power_limit.bits.limit_Iout = 1;
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} else {
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edrk.power_limit.bits.limit_Iout = 0;
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}
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// edrk.power_limit.bits.limit_UOM =
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if ((filter.PowerScalar + edrk.iq_power_kw_another_bs) >
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_IQmpy(LIMIT_DETECT_LEVEL, edrk.zadanie.iq_limit_power_zad_rmp)
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// Äàííûé ñïîñîá äëÿ ñêàëÿðíîãî óïðàâëåíèÿ, äëÿ FOC, âîçìîæíî, íóæíà âåêòîðíàÿ ìîùíîñòü.
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) {
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edrk.power_limit.bits.limit_from_SVU = 1;
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} else {
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edrk.power_limit.bits.limit_from_SVU = 0;
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}
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}
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