74 lines
2.3 KiB
C
74 lines
2.3 KiB
C
/*!
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Copyright 2017 ÀÎ "ÍÈÈÝÒ" è ÎÎÎ "ÍÏÔ ÂÅÊÒÎÐ"
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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\file V_AutoOffset.c
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\brief Àâòîñìåùåíèå ÀÖÏ (ñì. TAutoOffset)
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\author ÎÎÎ "ÍÏÔ Âåêòîð". http://motorcontrol.ru
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\version v 2.0 25/03/2016
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@{
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*/
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/** \addtogroup TAutoOffset */
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/*@{*/
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#include "DSP.h"
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#include "v_IQmath.h"
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#include "V_adc.h"
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#include "V_AutoOffset.h"
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#include "V_common.h"
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extern TAdcDrv adc;
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extern TDrvParams drv_params;
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void AutoOffset_init(TAutoOffset *p) {
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p->FilterK = _IQ(0.001);
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}
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void AutoOffset_calc(TAutoOffset *p) {
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//èíòåãðàòîðû äëÿ òîêîâ ôàç. Êîãäà ìîäóëü âûçûâàåòñÿ, òîêè äîëæíû áûòü íóëåâûìè.
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//åñëè ýòî íå òàê, òî èíòåãðàòîðû ïîéäóò ñ÷èòàòü
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p->IA_int = p->IA_int + _IQmpy(p->FilterK, adc.Imeas_a);
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p->IB_int = p->IB_int + _IQmpy(p->FilterK, adc.Imeas_b);
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p->IC_int = p->IC_int + _IQmpy(p->FilterK, adc.Imeas_c);
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}
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void AutoOffset_slow_calc(TAutoOffset *p) {
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long IA_pu;
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long IB_pu;
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long IC_pu;
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if (p->Enabled){//åñëè ìîäóëü àâòîðàñ÷åòà ñìåùåíèÿ òîêîâ âêëþ÷åí
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//ïåðåñ÷èòûâàåì èç î.å. îáðàòíî â çíà÷åíèÿ ÀÖÏ
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IA_pu = -p->IA_int / (_IQ16mpy(adc.Imeas_a_gain, drv_params._1_I_nom));
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adc.Imeas_a_offset = IA_pu >> 1;
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IB_pu = -p->IB_int / (_IQ16mpy(adc.Imeas_b_gain, drv_params._1_I_nom));
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adc.Imeas_b_offset = IB_pu >> 1;
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IC_pu = -p->IC_int / (_IQ16mpy(adc.Imeas_c_gain, drv_params._1_I_nom));
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adc.Imeas_c_offset = IC_pu >> 1;
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} else {//ìîäóëü âûêëþ÷åí, èíèöèàëèçèðóåì èíòåãðàòîðû òåêóùèìè çíà÷åíÿìè ñìåùåíèé
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p->IA_int=-(((long)adc.Imeas_a_offset)<<1)*_IQ16mpy(adc.Imeas_a_gain, drv_params._1_I_nom);
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p->IB_int=-(((long)adc.Imeas_b_offset)<<1)*_IQ16mpy(adc.Imeas_b_gain, drv_params._1_I_nom);
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p->IC_int=-(((long)adc.Imeas_c_offset)<<1)*_IQ16mpy(adc.Imeas_c_gain, drv_params._1_I_nom);
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}
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}
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/*@}*/
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