SUBROUTINE Utube2_and_TripIn ! is called in subroutine CirculationCodeSelect annulus to string Use UTUBEVARS Use GeoElements_FluidModule USE CMudPropertiesVariables USE MudSystemVARIABLES USE Pumps_VARIABLES use CDrillWatchVariables !use CTanksVariables, TripTankVolume2 => DrillingWatch%TripTankVolume, TripTankDensity2 => TripTankDensity Use CShoeVariables implicit none write(*,*) 'Utube2 code' !===========================================================WELL============================================================ !===========================================================WELL============================================================ MudSystem%UtubeMode2Activated= .true. write(*,*) 'QUtubeOutput=' , QUtubeOutput !QUTubeInput=5000. MudSystem%StringFlowRate= QUtubeOutput ! (gpm) MudSystem%AnnulusFlowRate= QUtubeOutput MudSystem%StringFlowRateFinal= MudSystem%StringFlowRate MudSystem%AnnulusFlowRateFinal= MudSystem%AnnulusFlowRate !=========================================== if (MudSystem%FirstSetUtube2==0) then ! call St_MudDischarged_Volume%AddToFirst (REAL(sum(F_Interval(1:F_StringIntervalCounts)%Volume))) !startup initial ! call St_Mud_Backhead_X%AddToFirst (Xstart_PipeSection(1)) ! call St_Mud_Backhead_section%AddToFirst (1) ! call St_Mud_Forehead_X%AddToFirst (Xend_PipeSection(F_StringIntervalCounts)) ! call St_Mud_Forehead_section%AddToFirst (F_StringIntervalCounts) ! call MudSystem%St_Density%AddToFirst (REAL(ActiveDensity)) ! initial(ppg) ! call St_RemainedVolume_in_LastSection%AddToFirst (0.0d0) ! call St_EmptyVolume_inBackheadLocation%AddToFirst (0.0d0) ! ! call Ann_MudDischarged_Volume%AddToFirst (REAL(sum(F_Interval((F_StringIntervalCounts+F_BottomHoleIntervalCounts+1):F_IntervalsTotalCounts)%Volume))) !startup initial ! call Ann_Mud_Backhead_X%AddToFirst (Xstart_PipeSection(F_StringIntervalCounts+1)) ! call Ann_Mud_Backhead_section%AddToFirst (F_StringIntervalCounts+1) ! call Ann_Mud_Forehead_X%AddToFirst (Xend_PipeSection(NoPipeSections)) ! call Ann_Mud_Forehead_section%AddToFirst (NoPipeSections) ! call Ann_Density%AddToFirst (REAL(ActiveDensity)) ! initial(ppg) ! call Ann_RemainedVolume_in_LastSection%AddToFirst (0.0d0) ! call Ann_EmptyVolume_inBackheadLocation%AddToFirst (0.0d0) !Hz_Density%Array(:)= 0.0 !Hz_MudOrKick%Array(:)= 104 MudSystem%Hz_Density_Utube= 0.0 MudSystem%Hz_MudOrKick_Utube= 104 MudSystem%FirstSetUtube2= 1 endif !========================Horizontal PIPE ENTRANCE================= !if (SuctionDensity_Old >= (ActiveDensity+0.05) .or. SuctionDensity_Old <= (ActiveDensity-0.05)) then ! new mud is pumped ! !ImudCount= ImudCount+1 ! !SuctionMud= ImudCount ! call Hz_Density%AddToFirst (REAL(ActiveDensity)) !ActiveDensity : badan in moteghayer bayad avaz beshe ! call Hz_MudDischarged_Volume%AddToFirst (0.0d0) ! call Hz_Mud_Forehead_X%AddToFirst (Xstart_PipeSection(1)) ! call Hz_Mud_Forehead_section%AddToFirst (1) ! call Hz_Mud_Backhead_X%AddToFirst (Xstart_PipeSection(1)) ! call Hz_Mud_Backhead_section%AddToFirst (1) ! call Hz_RemainedVolume_in_LastSection%AddToFirst (0.0d0) ! call Hz_EmptyVolume_inBackheadLocation%AddToFirst (0.0d0) ! call Hz_MudOrKick%AddToFirst (0) ! deltaV= 0. ! ! SuctionDensity_Old= ActiveDensity !endif !========================Horizontal PIPE STRING================= !commented ! Hz_MudDischarged_Volume%Array(1)= Hz_MudDischarged_Volume%Array(1)+ ((MudSystem%StringFlowRate/60.)*DeltaT_Mudline) !(gal) ! !imud=0 ! do while (imud < Hz_Mud_Forehead_X%Length()) ! imud = imud + 1 ! ! if (imud> 1) then ! Hz_Mud_Backhead_X%Array(imud)= Hz_Mud_Forehead_X%Array(imud-1) ! Hz_Mud_Backhead_section%Array(imud)= Hz_Mud_Forehead_section%Array(imud-1) ! endif ! ! ! DirectionCoef= (Xend_PipeSection(Hz_Mud_Backhead_section%Array(imud))-Xstart_PipeSection(Hz_Mud_Backhead_section%Array(imud))) & ! / ABS(Xend_PipeSection(Hz_Mud_Backhead_section%Array(imud))-Xstart_PipeSection(Hz_Mud_Backhead_section%Array(imud))) ! ! +1 for string , -1 for annulus ! ! ! Hz_EmptyVolume_inBackheadLocation%Array(imud)= DirectionCoef* (Xend_PipeSection(Hz_Mud_Backhead_section%Array(imud))- Hz_Mud_Backhead_X%Array(imud))* & ! Area_PipeSectionFt(Hz_Mud_Backhead_section%Array(imud)) !(ft^3) ! Hz_EmptyVolume_inBackheadLocation%Array(imud)= Hz_EmptyVolume_inBackheadLocation%Array(imud)* 7.48051948 ! ft^3 to gal ! ! ! if ( Hz_MudDischarged_Volume%Array(imud) <= Hz_EmptyVolume_inBackheadLocation%Array(imud)) then ! Hz_Mud_Forehead_section%Array(imud)= Hz_Mud_Backhead_section%Array(imud) ! Hz_Mud_Forehead_X%Array(imud)= Hz_Mud_Backhead_X%Array(imud)+ DirectionCoef*(Hz_MudDischarged_Volume%Array(imud)/7.48051948)/Area_PipeSectionFt(Hz_Mud_Backhead_section%Array(imud)) ! ! 7.48051948 is for gal to ft^3 ! else ! ! isection= Hz_Mud_Backhead_section%Array(imud)+1 ! Hz_RemainedVolume_in_LastSection%Array(imud)= Hz_MudDischarged_Volume%Array(imud)- Hz_EmptyVolume_inBackheadLocation%Array(imud) ! ! do ! if (isection > 1) then ! (horizontal pipe exit) ! Hz_MudDischarged_Volume%Array(imud)= Hz_MudDischarged_Volume%Array(imud)- Hz_RemainedVolume_in_LastSection%Array(imud) ! Hz_Mud_Forehead_X%Array(imud)= Xend_PipeSection(1) ! Hz_Mud_Forehead_section%Array(imud)= 1 ! if (Hz_MudDischarged_Volume%Array(imud)<= 0.0d0) then ! imud is completely exited form the string ! call Hz_MudDischarged_Volume%Remove (imud) ! call Hz_Mud_Backhead_X%Remove (imud) ! call Hz_Mud_Backhead_section%Remove (imud) ! call Hz_Mud_Forehead_X%Remove (imud) ! call Hz_Mud_Forehead_section%Remove (imud) ! call Hz_Density%Remove (imud) ! call Hz_RemainedVolume_in_LastSection%Remove (imud) ! call Hz_EmptyVolume_inBackheadLocation%Remove (imud) ! call Hz_MudOrKick%Remove (imud) ! endif ! exit ! endif ! ! xx= Hz_RemainedVolume_in_LastSection%Array(imud)/ PipeSection_VolumeCapacity(isection) !(gal) ! ! if (xx<= 1.0) then ! Hz_Mud_Forehead_section%Array(imud)= isection ! Hz_Mud_Forehead_X%Array(imud)= (xx * (Xend_PipeSection(isection)- Xstart_PipeSection(isection)))+ Xstart_PipeSection(isection) ! exit ! else ! Hz_RemainedVolume_in_LastSection%Array(imud)= Hz_RemainedVolume_in_LastSection%Array(imud)- PipeSection_VolumeCapacity(isection) ! isection= isection+ 1 ! ! ! endif ! ! enddo ! ! endif ! ! enddo !commented !========================Horizontal PIPE END================= !========================ANNULUS ENTRANCE==================== if (ABS(MudSystem%AnnulusSuctionDensity_Old - MudSystem%Hz_Density_Utube) >= MudSystem%DensityMixTol ) then ! new mud is pumped call MudSystem%Ann_Density%Add (MudSystem%Hz_Density_Utube) call MudSystem%Ann_MudDischarged_Volume%Add (0.0d0) call MudSystem%Ann_Mud_Forehead_X%Add (MudSystem%Xend_PipeSection(MudSystem%NoPipeSections)) call MudSystem%Ann_Mud_Forehead_section%Add (MudSystem%NoPipeSections) call MudSystem%Ann_Mud_Backhead_X%Add (MudSystem%Xstart_PipeSection(MudSystem%NoPipeSections)) call MudSystem%Ann_Mud_Backhead_section%Add (MudSystem%NoPipeSections) call MudSystem%Ann_RemainedVolume_in_LastSection%Add (0.0d0) call MudSystem%Ann_EmptyVolume_inBackheadLocation%Add (0.0d0) call MudSystem%Ann_MudOrKick%Add (MudSystem%Hz_MudOrKick_Utube) ! Hz_MudOrKick%Last() = 104 call MudSystem%Ann_CuttingMud%Add (0) MudSystem%AnnulusSuctionDensity_Old= MudSystem%Hz_Density_Utube endif !========================ANNULUS==================== MudSystem%Ann_MudDischarged_Volume%Array(MudSystem%Ann_MudDischarged_Volume%Length())= MudSystem%Ann_MudDischarged_Volume%Last()+ ((MudSystem%AnnulusFlowRate/60.)*MudSystem%DeltaT_Mudline) !(gal) imud= MudSystem%Ann_Mud_Forehead_X%Length() + 1 do while (imud > 1) imud = imud - 1 if (imud< MudSystem%Ann_Mud_Forehead_X%Length()) then MudSystem%Ann_Mud_Forehead_X%Array(imud)= MudSystem%Ann_Mud_Backhead_X%Array(imud+1) MudSystem%Ann_Mud_Forehead_section%Array(imud)= MudSystem%Ann_Mud_Backhead_section%Array(imud+1) endif ! <<< Fracture Shoe Lost IF ( MudSystem%ShoeLost .and. MudSystem%LostInTripOutIsDone== .false. .and. Shoe%ShoeDepth < MudSystem%Ann_Mud_Backhead_X%Array(imud) .and. Shoe%ShoeDepth >= MudSystem%Ann_Mud_Forehead_X%Array(imud) ) then !write(*,*) 'ShoeLost imud,AnnVolume(imud), VolumeLost:' , imud,Ann_MudDischarged_Volume%Array(imud), (( Qlost/60.0d0)*DeltaT_Mudline) MudSystem%Ann_MudDischarged_Volume%Array(imud)= MudSystem%Ann_MudDischarged_Volume%Array(imud)-((MudSystem%Qlost/60.0d0)*MudSystem%DeltaT_Mudline) !(gal) if (MudSystem%Ann_MudDischarged_Volume%Array(imud) < 0.0) then !write(*,*) 'mud is removed by shoe lost, imud=' , imud call RemoveAnnulusMudArrays(imud) imud= imud-1 cycle endif ENDIF ! Fracture Shoe Lost >>> MudSystem%DirectionCoef= (MudSystem%Xend_PipeSection(MudSystem%Ann_Mud_Forehead_section%Array(imud))-MudSystem%Xstart_PipeSection(MudSystem%Ann_Mud_Forehead_section%Array(imud))) & / ABS(MudSystem%Xend_PipeSection(MudSystem%Ann_Mud_Forehead_section%Array(imud))-MudSystem%Xstart_PipeSection(MudSystem%Ann_Mud_Forehead_section%Array(imud))) ! +1 for string , -1 for annulus MudSystem%Ann_EmptyVolume_inBackheadLocation%Array(imud)= MudSystem%DirectionCoef* (MudSystem%Ann_Mud_Forehead_X%Array(imud)- MudSystem%Xstart_PipeSection(MudSystem%Ann_Mud_Forehead_section%Array(imud)))* & MudSystem%Area_PipeSectionFt(MudSystem%Ann_Mud_Forehead_section%Array(imud)) !(ft^3) MudSystem%Ann_EmptyVolume_inBackheadLocation%Array(imud)= MudSystem%Ann_EmptyVolume_inBackheadLocation%Array(imud)* 7.48051948d0 ! ft^3 to gal if ( MudSystem%Ann_MudDischarged_Volume%Array(imud) <= MudSystem%Ann_EmptyVolume_inBackheadLocation%Array(imud)) then MudSystem%Ann_Mud_Backhead_section%Array(imud)= MudSystem%Ann_Mud_Forehead_section%Array(imud) MudSystem%Ann_Mud_Backhead_X%Array(imud)= MudSystem%Ann_Mud_Forehead_X%Array(imud)- MudSystem%DirectionCoef*(MudSystem%Ann_MudDischarged_Volume%Array(imud)/7.48051948d0)/MudSystem%Area_PipeSectionFt(MudSystem%Ann_Mud_Forehead_section%Array(imud)) ! 7.48051948 is for gal to ft^3 else MudSystem%isection= MudSystem%Ann_Mud_Forehead_section%Array(imud)-1 MudSystem%Ann_RemainedVolume_in_LastSection%Array(imud)= MudSystem%Ann_MudDischarged_Volume%Array(imud)- MudSystem%Ann_EmptyVolume_inBackheadLocation%Array(imud) do if (MudSystem%isection < F_Counts%StringIntervalCounts+1) then ! last pipe section(well exit) F_Counts%StringIntervalCounts+1 is the first section in Annulus MudSystem%Ann_MudDischarged_Volume%Array(imud)= MudSystem%Ann_MudDischarged_Volume%Array(imud)- MudSystem%Ann_RemainedVolume_in_LastSection%Array(imud) MudSystem%Ann_Mud_Backhead_X%Array(imud)= MudSystem%Xstart_PipeSection(F_Counts%StringIntervalCounts+1) MudSystem%Ann_Mud_Backhead_section%Array(imud)= F_Counts%StringIntervalCounts+1 if (MudSystem%Ann_MudDischarged_Volume%Array(imud)<= 0.0d0) then ! imud is completely exited form the well call RemoveAnnulusMudArrays(imud) endif exit endif MudSystem%xx= MudSystem%Ann_RemainedVolume_in_LastSection%Array(imud)/ MudSystem%PipeSection_VolumeCapacity(MudSystem%isection) !(gal) if (MudSystem%xx<= 1.0) then MudSystem%Ann_Mud_Backhead_section%Array(imud)= MudSystem%isection MudSystem%Ann_Mud_Backhead_X%Array(imud)= (MudSystem%xx * (MudSystem%Xstart_PipeSection(MudSystem%isection)- MudSystem%Xend_PipeSection(MudSystem%isection)))+ MudSystem%Xend_PipeSection(MudSystem%isection) exit else MudSystem%Ann_RemainedVolume_in_LastSection%Array(imud)= MudSystem%Ann_RemainedVolume_in_LastSection%Array(imud)- MudSystem%PipeSection_VolumeCapacity(MudSystem%isection) MudSystem%isection= MudSystem%isection- 1 endif enddo endif enddo !========================ANNULUS END================= !========================== tripping in for OP remove =============================== !if (DeltaVolumeOp>0. .and. DeltaVolumeOp< Op_MudDischarged_Volume%Last()) then ! Op_MudDischarged_Volume%Array(Op_MudDischarged_Volume%Length())= Op_MudDischarged_Volume%Array(Op_MudDischarged_Volume%Length()) - DeltaVolumeOp !else ! Op_MudDischarged_Volume%Array(Op_MudDischarged_Volume%Length()-1)= Op_MudDischarged_Volume%Array(Op_MudDischarged_Volume%Length()-1) - (DeltaVolumeOp-Op_MudDischarged_Volume%Last()) ! ! call Op_MudDischarged_Volume%Remove (Op_MudDischarged_Volume%Length()) ! call Op_Mud_Backhead_X%Remove (Op_MudDischarged_Volume%Length()) ! call Op_Mud_Backhead_section%Remove (Op_MudDischarged_Volume%Length()) ! call Op_Mud_Forehead_X%Remove (Op_MudDischarged_Volume%Length()) ! call Op_Mud_Forehead_section%Remove (Op_MudDischarged_Volume%Length()) ! call Op_Density%Remove (Op_MudDischarged_Volume%Length()) ! call Op_RemainedVolume_in_LastSection%Remove (Op_MudDischarged_Volume%Length()) ! call Op_EmptyVolume_inBackheadLocation%Remove (Op_MudDischarged_Volume%Length()) ! call Op_MudOrKick%Remove (Op_MudDischarged_Volume%Length()) !endif ! !============================= Bottom Hole ============================== !Op_MudDischarged_Volume%Array(1)= Op_MudDischarged_Volume%Array(1)+ ((GasKickPumpFlowRate/60.)*DeltaT_Mudline) !(gal) due to KickFlux imud=0 do while (imud < MudSystem%Op_Mud_Forehead_X%Length()) imud = imud + 1 if (imud> 1) then MudSystem%Op_Mud_Backhead_X%Array(imud)= MudSystem%Op_Mud_Forehead_X%Array(imud-1) MudSystem%Op_Mud_Backhead_section%Array(imud)= MudSystem%Op_Mud_Forehead_section%Array(imud-1) endif MudSystem%DirectionCoef= (MudSystem%Xend_OpSection(MudSystem%Op_Mud_Backhead_section%Array(imud))-MudSystem%Xstart_OpSection(MudSystem%Op_Mud_Backhead_section%Array(imud))) & / ABS(MudSystem%Xend_OpSection(MudSystem%Op_Mud_Backhead_section%Array(imud))-MudSystem%Xstart_OpSection(MudSystem%Op_Mud_Backhead_section%Array(imud))) ! +1 for string , -1 for annulus MudSystem%Op_EmptyVolume_inBackheadLocation%Array(imud)= MudSystem%DirectionCoef* (MudSystem%Xend_OpSection(MudSystem%Op_Mud_Backhead_section%Array(imud))- MudSystem%Op_Mud_Backhead_X%Array(imud))* & MudSystem%Area_OpSectionFt(MudSystem%Op_Mud_Backhead_section%Array(imud)) !(ft^3) MudSystem%Op_EmptyVolume_inBackheadLocation%Array(imud)= MudSystem%Op_EmptyVolume_inBackheadLocation%Array(imud)* 7.48051948d0 ! ft^3 to gal if ( MudSystem%Op_MudDischarged_Volume%Array(imud) <= MudSystem%Op_EmptyVolume_inBackheadLocation%Array(imud)) then MudSystem%Op_Mud_Forehead_section%Array(imud)= MudSystem%Op_Mud_Backhead_section%Array(imud) MudSystem%Op_Mud_Forehead_X%Array(imud)= MudSystem%Op_Mud_Backhead_X%Array(imud)+ MudSystem%DirectionCoef*(MudSystem%Op_MudDischarged_Volume%Array(imud)/7.48051948d0)/MudSystem%Area_OpSectionFt(MudSystem%Op_Mud_Backhead_section%Array(imud)) ! 7.48051948 is for gal to ft^3 else MudSystem%isection= MudSystem%Op_Mud_Backhead_section%Array(imud)+1 MudSystem%Op_RemainedVolume_in_LastSection%Array(imud)= MudSystem%Op_MudDischarged_Volume%Array(imud)- MudSystem%Op_EmptyVolume_inBackheadLocation%Array(imud) do if (MudSystem%isection > F_Counts%BottomHoleIntervalCounts) then ! last pipe section(well exit) if( imud==1) MudSystem%KickDeltaVinAnnulus= MudSystem%Op_RemainedVolume_in_LastSection%Array(imud) ! Kick enters Annulus space MudSystem%Op_MudDischarged_Volume%Array(imud)= MudSystem%Op_MudDischarged_Volume%Array(imud)- MudSystem%Op_RemainedVolume_in_LastSection%Array(imud) MudSystem%Op_Mud_Forehead_X%Array(imud)= MudSystem%Xend_OpSection(F_Counts%BottomHoleIntervalCounts) MudSystem%Op_Mud_Forehead_section%Array(imud)= F_Counts%BottomHoleIntervalCounts if (MudSystem%Op_MudDischarged_Volume%Array(imud)<= 0.0d0) then ! imud is completely exited form the well call RemoveOpMudArrays(imud) endif exit endif MudSystem%xx= MudSystem%Op_RemainedVolume_in_LastSection%Array(imud)/ MudSystem%OpSection_VolumeCapacity(MudSystem%isection) !(gal) if (MudSystem%xx<= 1.0) then MudSystem%Op_Mud_Forehead_section%Array(imud)= MudSystem%isection MudSystem%Op_Mud_Forehead_X%Array(imud)= (MudSystem%xx * (MudSystem%Xend_OpSection(MudSystem%isection)- MudSystem%Xstart_OpSection(MudSystem%isection)))+ MudSystem%Xstart_OpSection(MudSystem%isection) exit else MudSystem%Op_RemainedVolume_in_LastSection%Array(imud)= MudSystem%Op_RemainedVolume_in_LastSection%Array(imud)- MudSystem%OpSection_VolumeCapacity(MudSystem%isection) MudSystem%isection= MudSystem%isection+ 1 endif enddo endif if (MudSystem%Op_Mud_Forehead_X%Array(imud)== MudSystem%Xend_OpSection(F_Counts%BottomHoleIntervalCounts)) then MudSystem%totalLength = MudSystem%Op_MudDischarged_Volume%Length() do while(imud < MudSystem%totalLength) !imud = imud + 1 call RemoveOpMudArrays(MudSystem%totalLength) MudSystem%totalLength = MudSystem%totalLength - 1 enddo exit ! endif !WRITE(*,*) imud,'Op_MudDischarged_Volume%Array(imud)' , Op_MudDischarged_Volume%Array(imud), Op_Density%Array(imud) enddo !write(*,*) 'Op_Mud_Forehead_X%Length()' , Op_Mud_Forehead_X%Length() ! ! WRITE(*,*) 'Xend_PipeSection(F_StringIntervalCounts)' , Xend_PipeSection(F_StringIntervalCounts) ! WRITE(*,*) 'Op_Mud_Backhead_X%Array(1)' , Op_Mud_Backhead_X%Array(1) ! WRITE(*,*) 'Op_Mud_Forehead_X%Array(1)' , Op_Mud_Forehead_X%Array(1) ! WRITE(*,*) 'Op_Mud_Backhead_X%Array(2)' , Op_Mud_Backhead_X%Array(2) ! WRITE(*,*) 'Op_Mud_Forehead_X%Array(2)' , Op_Mud_Forehead_X%Array(2) !========================Bottom Hole END================= ! NO KICK !========================STRING ENTRANCE================= if ((ABS(MudSystem%St_Density%Last() - MudSystem%Ann_Density%First()) >= MudSystem%DensityMixTol) .OR. (MudSystem%DeltaVolumeOp == 0.0 .and. MudSystem%St_Density%Last() /= MudSystem%Ann_Density%Array(1) .and. MudSystem%StringFlowRate/=0.0d0)) then ! new mud is pumped !if ((ABS(StringDensity_Old - Ann_Density%First()) >= DensityMixTol) .OR. (DeltaVolumeOp == 0.0 .and. MudSystem%St_Density%Last() /= Ann_Density%Array(1) .and. MudSystem%StringFlowRate/=0.0d0)) then ! new mud is pumped call MudSystem%St_Density%Add (MudSystem%Ann_Density%First()) call MudSystem%St_MudDischarged_Volume%Add (0.0d0) call MudSystem%St_Mud_Forehead_X%Add (MudSystem%Xend_PipeSection(F_Counts%StringIntervalCounts)) call MudSystem%St_Mud_Forehead_section%Add (F_Counts%StringIntervalCounts) call MudSystem%St_Mud_Backhead_X%Add (MudSystem%Xstart_PipeSection(F_Counts%StringIntervalCounts)) call MudSystem%St_Mud_Backhead_section%Add (F_Counts%StringIntervalCounts) call MudSystem%St_RemainedVolume_in_LastSection%Add (0.0d0) call MudSystem%St_EmptyVolume_inBackheadLocation%Add (0.0d0) call MudSystem%St_MudOrKick%Add (0) !StringDensity_Old= Ann_Density%First() MudSystem%MudIsChanged= .true. endif MudSystem%St_MudDischarged_Volume%Array(MudSystem%St_MudDischarged_Volume%Length())= MudSystem%St_MudDischarged_Volume%Last()+ ((MudSystem%StringFlowRate/60.0d0)*MudSystem%DeltaT_Mudline) !(gal) !========================Tripping In==================== !write(*,*) 'DeltaVolumeOp=' , DeltaVolumeOp write(*,*) 'DeltaVolumeOp=' , MudSystem%DeltaVolumeOp if (MudSystem%DeltaVolumeOp > 0.0 .and. MudSystem%MudIsChanged== .false.) then !.and. DrillingMode== .false.) then ! trip in mode(loole paeen) !write(*,*) 'Tripping In' MudSystem%NewDensity= (MudSystem%Ann_Density%First()*((MudSystem%StringFlowRate/60.0d0)*MudSystem%DeltaT_Mudline)+MudSystem%Op_Density%Last()*MudSystem%DeltaVolumeOp)/(((MudSystem%StringFlowRate/60.0d0)*MudSystem%DeltaT_Mudline)+MudSystem%DeltaVolumeOp) MudSystem%NewVolume= ((MudSystem%StringFlowRate/60.0d0)*MudSystem%DeltaT_Mudline)+MudSystem%DeltaVolumeOp !write(*,*) 'St_MudDischarged_Volume%Last()=', St_MudDischarged_Volume%Last(), 'NewVolume=', NewVolume if (abs(MudSystem%St_Density%Last()-MudSystem%NewDensity)< MudSystem%DensityMixTol) then ! .OR. (St_MudDischarged_Volume%Last()< 42.) ) then !+ NewVolume)< 42.) then ! 1-Pockets are Merged MudSystem%St_Density%Array(MudSystem%St_Density%Length())= (MudSystem%St_Density%Last()*MudSystem%St_MudDischarged_Volume%Last()+MudSystem%NewDensity*MudSystem%NewVolume)/(MudSystem%St_MudDischarged_Volume%Last()+MudSystem%NewVolume) MudSystem%St_MudDischarged_Volume%Array(MudSystem%St_Density%Length())= MudSystem%St_MudDischarged_Volume%Last()+MudSystem%DeltaVolumeOp MudSystem%St_Mud_Forehead_X%Array(MudSystem%St_Density%Length())= (MudSystem%Xend_PipeSection(F_Counts%StringIntervalCounts)) MudSystem%St_Mud_Forehead_section%Array(MudSystem%St_Density%Length())= (F_Counts%StringIntervalCounts) MudSystem%St_Mud_Backhead_X%Array(MudSystem%St_Density%Length())= (MudSystem%Xstart_PipeSection(F_Counts%StringIntervalCounts)) MudSystem%St_Mud_Backhead_section%Array(MudSystem%St_Density%Length())= (F_Counts%StringIntervalCounts) MudSystem%St_RemainedVolume_in_LastSection%Array(MudSystem%St_Density%Length())= (0.0d0) MudSystem%St_EmptyVolume_inBackheadLocation%Array(MudSystem%St_Density%Length())= (0.0d0) else ! 2-Merging conditions are not meeted, so new pocket call MudSystem%St_Density%Add (MudSystem%NewDensity) call MudSystem%St_MudDischarged_Volume%Add (MudSystem%NewVolume) call MudSystem%St_Mud_Forehead_X%Add (MudSystem%Xend_PipeSection(F_Counts%StringIntervalCounts)) call MudSystem%St_Mud_Forehead_section%Add (F_Counts%StringIntervalCounts) call MudSystem%St_Mud_Backhead_X%Add (MudSystem%Xstart_PipeSection(F_Counts%StringIntervalCounts)) call MudSystem%St_Mud_Backhead_section%Add (F_Counts%StringIntervalCounts) call MudSystem%St_RemainedVolume_in_LastSection%Add (0.0d0) call MudSystem%St_EmptyVolume_inBackheadLocation%Add (0.0d0) call MudSystem%St_MudOrKick%Add (0) endif elseif (MudSystem%DeltaVolumeOp > 0.0 .and. MudSystem%MudIsChanged== .true.) then MudSystem%St_Density%Array(MudSystem%St_Density%Length())= MudSystem%NewDensity MudSystem%St_MudDischarged_Volume%Array(MudSystem%St_Density%Length())= MudSystem%NewVolume MudSystem%St_Mud_Forehead_X%Array(MudSystem%St_Density%Length())= (MudSystem%Xend_PipeSection(F_Counts%StringIntervalCounts)) MudSystem%St_Mud_Forehead_section%Array(MudSystem%St_Density%Length())= (F_Counts%StringIntervalCounts) MudSystem%St_Mud_Backhead_X%Array(MudSystem%St_Density%Length())= (MudSystem%Xstart_PipeSection(F_Counts%StringIntervalCounts)) MudSystem%St_Mud_Backhead_section%Array(MudSystem%St_Density%Length())= (F_Counts%StringIntervalCounts) MudSystem%St_RemainedVolume_in_LastSection%Array(MudSystem%St_Density%Length())= (0.0d0) MudSystem%St_EmptyVolume_inBackheadLocation%Array(MudSystem%St_Density%Length())= (0.0d0) endif !========================Tripping In - End==================== !======================== STRING ==================== MudSystem%MudIsChanged= .false. imud= MudSystem%St_Mud_Forehead_X%Length() + 1 do while (imud > 1) imud = imud - 1 if (imud< MudSystem%St_Mud_Forehead_X%Length()) then MudSystem%St_Mud_Forehead_X%Array(imud)= MudSystem%St_Mud_Backhead_X%Array(imud+1) MudSystem%St_Mud_Forehead_section%Array(imud)= MudSystem%St_Mud_Backhead_section%Array(imud+1) endif MudSystem%DirectionCoef= (MudSystem%Xend_PipeSection(MudSystem%St_Mud_Forehead_section%Array(imud))-MudSystem%Xstart_PipeSection(MudSystem%St_Mud_Forehead_section%Array(imud))) & / ABS(MudSystem%Xend_PipeSection(MudSystem%St_Mud_Forehead_section%Array(imud))-MudSystem%Xstart_PipeSection(MudSystem%St_Mud_Forehead_section%Array(imud))) ! +1 for string , -1 for annulus MudSystem%St_EmptyVolume_inBackheadLocation%Array(imud)= MudSystem%DirectionCoef* (MudSystem%St_Mud_Forehead_X%Array(imud)- MudSystem%Xstart_PipeSection(MudSystem%St_Mud_Forehead_section%Array(imud)))* & MudSystem%Area_PipeSectionFt(MudSystem%St_Mud_Backhead_section%Array(imud)) !(ft^3) MudSystem%St_EmptyVolume_inBackheadLocation%Array(imud)= MudSystem%St_EmptyVolume_inBackheadLocation%Array(imud)* 7.48051948d0 ! ft^3 to gal if ( MudSystem%St_MudDischarged_Volume%Array(imud) <= MudSystem%St_EmptyVolume_inBackheadLocation%Array(imud)) then MudSystem%St_Mud_Backhead_section%Array(imud)= MudSystem%St_Mud_Forehead_section%Array(imud) MudSystem%St_Mud_Backhead_X%Array(imud)= MudSystem%St_Mud_Forehead_X%Array(imud)- MudSystem%DirectionCoef*(MudSystem%St_MudDischarged_Volume%Array(imud)/7.48051948d0)/MudSystem%Area_PipeSectionFt(MudSystem%St_Mud_Forehead_section%Array(imud)) ! 7.48051948 is for gal to ft^3 else MudSystem%isection= MudSystem%St_Mud_Backhead_section%Array(imud)-1 MudSystem%St_RemainedVolume_in_LastSection%Array(imud)= MudSystem%St_MudDischarged_Volume%Array(imud)- MudSystem%St_EmptyVolume_inBackheadLocation%Array(imud) do if (MudSystem%isection < 1) then ! last pipe section(string exit) MudSystem%St_MudDischarged_Volume%Array(imud)= MudSystem%St_MudDischarged_Volume%Array(imud)- MudSystem%St_RemainedVolume_in_LastSection%Array(imud) MudSystem%St_Mud_Backhead_X%Array(imud)= MudSystem%Xstart_PipeSection(2) MudSystem%St_Mud_Backhead_section%Array(imud)= 2 if (MudSystem%St_MudDischarged_Volume%Array(imud)<= 0.0d0) then ! imud is completely exited form the string call RemoveStringMudArrays(imud) endif exit endif MudSystem%xx= MudSystem%St_RemainedVolume_in_LastSection%Array(imud)/ MudSystem%PipeSection_VolumeCapacity(MudSystem%isection) !(gal) if (MudSystem%xx<= 1.0) then MudSystem%St_Mud_Backhead_section%Array(imud)= MudSystem%isection MudSystem%St_Mud_Backhead_X%Array(imud)= (MudSystem%xx * (MudSystem%Xstart_PipeSection(MudSystem%isection)- MudSystem%Xend_PipeSection(MudSystem%isection)))+ MudSystem%Xend_PipeSection(MudSystem%isection) exit else MudSystem%St_RemainedVolume_in_LastSection%Array(imud)= MudSystem%St_RemainedVolume_in_LastSection%Array(imud)- MudSystem%PipeSection_VolumeCapacity(MudSystem%isection) MudSystem%isection= MudSystem%isection- 1 endif enddo endif enddo !========================STRING END================= end subroutine Utube2_and_TripIn