check agreement between rate and time #points, extrapolate to outside
This commit is contained in:
Philip Eisenlohr
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ff2f827a68
commit
85076ad613
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@ -1,6 +1,7 @@
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!--------------------------------------------------------------------------------------------------
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!> @author Pratheek Shanthraj, Max-Planck-Institut für Eisenforschung GmbH
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!> @brief material subroutine for thermal source due to plastic dissipation
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!> @author Philip Eisenlohr, Michigan State University
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!> @brief material subroutine for variable heat source
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!> @details to be done
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!--------------------------------------------------------------------------------------------------
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module source_thermal_externalheat
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@ -140,19 +141,22 @@ subroutine source_thermal_externalheat_init(fileUnit)
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chunkPos = IO_stringPos(line)
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tag = IO_lc(IO_stringValue(line,chunkPos,1_pInt)) ! extract key
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select case(tag)
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case ('externalheat_time')
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case ('externalheat_time','externalheat_rate')
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if (chunkPos(1) <= 2_pInt) &
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call IO_error(150_pInt,ext_msg=trim(tag)//' ('//SOURCE_thermal_externalheat_label//')')
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if ( source_thermal_externalheat_nIntervals(instance) > 0_pInt &
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.and. source_thermal_externalheat_nIntervals(instance) /= chunkPos(1) - 2_pInt) &
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call IO_error(150_pInt,ext_msg=trim(tag)//' ('//SOURCE_thermal_externalheat_label//')')
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source_thermal_externalheat_nIntervals(instance) = chunkPos(1) - 2_pInt
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do interval = 1, source_thermal_externalheat_nIntervals(instance) + 1_pInt
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select case(tag)
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case ('externalheat_time')
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temp_time(instance, interval) = IO_floatValue(line,chunkPos,1_pInt + interval)
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enddo
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case ('externalheat_rate')
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do interval = 1, source_thermal_externalheat_nIntervals(instance) + 1_pInt
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temp_rate(instance, interval) = IO_floatValue(line,chunkPos,1_pInt + interval)
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end select
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enddo
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end select
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endif; endif
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enddo parsingFile
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@ -200,7 +204,8 @@ subroutine source_thermal_externalheat_init(fileUnit)
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end subroutine source_thermal_externalheat_init
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!--------------------------------------------------------------------------------------------------
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!> @brief calculates derived quantities from state
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!> @brief rate of change of state
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!> @details state only contains current time to linearly interpolate given heat powers
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!--------------------------------------------------------------------------------------------------
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subroutine source_thermal_externalheat_dotState(ipc, ip, el)
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use material, only: &
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@ -221,12 +226,12 @@ subroutine source_thermal_externalheat_dotState(ipc, ip, el)
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constituent = phasememberAt(ipc,ip,el)
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sourceOffset = source_thermal_externalheat_offset(phase)
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sourceState(phase)%p(sourceOffset)%dotState(1,constituent) = 1.0_pReal
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sourceState(phase)%p(sourceOffset)%dotState(1,constituent) = 1.0_pReal ! state is current time
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end subroutine source_thermal_externalheat_dotState
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!--------------------------------------------------------------------------------------------------
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!> @brief returns local vacancy generation rate
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!> @brief returns local heat generation rate
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!--------------------------------------------------------------------------------------------------
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subroutine source_thermal_externalheat_getRateAndItsTangent(TDot, dTDot_dT, ipc, ip, el)
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use material, only: &
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@ -244,21 +249,24 @@ subroutine source_thermal_externalheat_getRateAndItsTangent(TDot, dTDot_dT, ipc,
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integer(pInt) :: &
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instance, phase, constituent, sourceOffset, interval
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real(pReal) :: &
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norm_time
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frac_time
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phase = phaseAt(ipc,ip,el)
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constituent = phasememberAt(ipc,ip,el)
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instance = source_thermal_externalheat_instance(phase)
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sourceOffset = source_thermal_externalheat_offset(phase)
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do interval = 1, source_thermal_externalheat_nIntervals(instance)
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norm_time = (sourceState(phase)%p(sourceOffset)%state(1,constituent) - &
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do interval = 1, source_thermal_externalheat_nIntervals(instance) ! scan through all rate segments
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frac_time = (sourceState(phase)%p(sourceOffset)%state(1,constituent) - &
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source_thermal_externalheat_time(instance,interval)) / &
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(source_thermal_externalheat_time(instance,interval+1) - &
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source_thermal_externalheat_time(instance,interval))
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if (norm_time >= 0.0_pReal .and. norm_time < 1.0_pReal) &
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TDot = source_thermal_externalheat_rate(instance,interval ) * (1.0_pReal - norm_time) + &
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source_thermal_externalheat_rate(instance,interval+1) * norm_time
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source_thermal_externalheat_time(instance,interval)) ! fractional time within segment
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if ( (frac_time < 0.0_pReal .and. interval == 1) &
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.or. (frac_time >= 1.0_pReal .and. interval == source_thermal_externalheat_nIntervals(instance)) &
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.or. (frac_time >= 0.0_pReal .and. frac_time < 1.0_pReal) ) &
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TDot = source_thermal_externalheat_rate(instance,interval ) * (1.0_pReal - frac_time) + &
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source_thermal_externalheat_rate(instance,interval+1) * frac_time ! interpolate heat rate between segment boundaries...
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! ...or extrapolate if outside of bounds
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enddo
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dTDot_dT = 0.0
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