oc_to_cc_dch OC*(t-1)*(t<20) 0 Switch to cc_ch if >0 cc_dch_to_cv_dch CC_DCH*(E_min-E_cell) 0 Switch to cv_dch if >0 cv_dch_to_cc_ch CV_DCH*(I_cell-I_max_dch) 0 Switch to oc if >0 cc_ch_to_cv_ch CC_CH*(E_cell-E_max) 0 Switch to cv_ch if >0 cv_ch_to_oc CV_CH*(I_min_ch-I_cell) 0 Switch to cc_dch if >0