background image

 
 
 
 

 

 

Tension Control Inverter   

 
 
 
 

MD330

 

User Manual 

 

VER:0.0

Summary of Contents for MD330

Page 1: ...Tension Control Inverter MD330 User Manual VER 0 0 ...

Page 2: ......

Page 3: ... 2 Tension control scheme 3 Chapter 3 Function Parameter Table 7 Chapter 4 Parameter Description 20 4 1 Selection of Control Mode 20 4 2 Tension setting 23 4 3 Curling radius calculation 25 4 4 Line speed input 30 4 5 Tension compensation 32 4 6 PID parameters 35 4 7 Auto roll alternation parameter 38 4 8 Additional parameters 39 ...

Page 4: ......

Page 5: ...ons are the MD320 MD330 is used for curling control It can automatically calculate the curling radius and is able to realize constant tension when the curling radius changes To realize constant torque control in the applications without curling radius change MD320 inverter is recommended When the tension control mode is selected the output frequency and torque of the inverter will be automatically...

Page 6: ... 2 Chapter 2 Tension Control Principles 2 1 Schematic diagram for typical curling tension control Float F Carry over pinch roll Wind up Fig 2 With float roll tension feedback Wind up F Carry over pinch roll Fig 1 without tension feedback ...

Page 7: ...y changes automatically following the speed of the materials According to the formula F T R where F is the material tension T is the torque of the wind up roll R is the curling radius if the torque of the wind up roll can be adjusted based on the change of the curling radius the tension of the materials can be controlled This is the principle for tension control in open loop torque mode The reason...

Page 8: ...ating curling radius with thickness accumulation shall be used 3 Torque compensation part Part of the output torque of the motor will be used to overcome the rotation inertia of the wind up roll down roll during the acceleration deceleration The inertia compensation part of the inverter can be automatically compensated automatically according to the acceleration deceleration rate through proper pa...

Page 9: ...ol can be well solved In this mode the tension setting part is inactive and the target value of the system control is set in the FA 00PID reference source The control result is that the tension position feedback signal will be the reference value of the PID It should be noted that when using the position signal e g tension swing float roll as the feedback the actual tension may not be changed by c...

Page 10: ...e curling radius calculation result It should be noted that the matching frequency calculated with the line speed and the curling radius is not the actual output frequency of the inverter while operating frequency used in calculating the curling radius with the line speed and operating frequency is the actual output frequency of the inverter There is no contradiction in logic 4 The second group PI...

Page 11: ...e Mini mum unit Leave fa ctory set value Chan ge Control mode selection FH 00FH 00 Tension control mode 0 inactive 1 Open loop torque control mode 2 Close loop speed control mode 3 Close loop torque control mode 4 Constant line speed control mode 1 0 FH 01FH 01 Curling mode 0 wind up 1 roll down 1 0 ...

Page 12: ...e inverse material take up is not allowed during startup 1 allowed Active inverse material take up is allowed during startup 1 0 FH 03 mechanical transmission ratio 0 01 300 00 0 01 1 00 Tension setting part FH 04FH 04 Tension setting source 0 FH 05 setting 1 AI1 setting 2 AI2 setting 3 AI3 setting 4 PULSE input setting 5 communication setting 1 0 FH 05FH 05 Tension setting 0N 30000N 1 0 ...

Page 13: ...ero speed threshold 0 0 20 maximum frequency 1 0 FH 09FH 09 tension taper 0 0 100 0 0 1 0 0 Curling radius calculation part FH 10FH 10 curling radius calculation method selection 0 calculation through line speed 1 Calculation through thickness accumulation 2 AI1 input 3 AI2 input 4 AI3 input 5 pulse input 1 0 FH 11FH 11 maximum curling radius 1mm 10000mm 1 500 FH 12 winding shaft diameter 1mm 1000...

Page 14: ...itial curling radius 1 1mm 10000mm 1mm 100mm FH 15 initial curling radius 2 1mm 10000mm 1mm 100mm FH 16 initial curling radius 3 1mm 10000mm 1mm 100mm FH 17 curling radius filtering time 0 0s 100 0s 0 1s 1 0s FH 18 current value of curling radius 1mm 10000mm Relevant parameters for curling radius calculation with thickness accumulation FH 19FH 19 Number of pulses each turn 1 60000 1 1 FH 20 Number...

Page 15: ...100 00 mm 0 01 mm 0 01mm FH 23 Material thickness 1 0 01mm 100 00 mm 0 01 mm 0 01mm FH 24 Material thickness 2 0 01mm 100 00 mm 0 01 mm 0 01mm FH 25 Material thickness 3 0 01mm 100 00 mm 0 01 mm 0 01mm FH 26 maximum thickness 0 01mm 100 00 mm 0 01 mm 1 00mm Line speed input part FH 27FH 27 line speed input source 0 No input 1 AI1 2 AI2 3 AI3 4 pulse input 5 communication setting 1 0 FH 28FH 28 max...

Page 16: ...0 10m Min 6500 0m Min Tension compensation part FH 31FH 31 compensation coefficient self learning torque setting 5 0 80 0 0 1 20 0 FH 32 compensation self learning action 0 no operation 1 Start to identify automatically restore to 0 when the self learning is ended 1 0 FH 33FH 33 mechanical inertia compensation coefficient 1 10000 1 0 FH 34 material density 0 Kg m 3 60000K g m 3 1Kg m 3 0Kg m 3 FH ...

Page 17: ...upt auto detection function selection 0 inactive 1 active 1 0 FH 38FH 38 material supply interrupt auto detection minimum frequency 0 00Hz 50 00Hz 0 01H z 10 00Hz FH 39 material supply interrupt auto detection error range 0 1 50 0 0 1 10 0 FH 40 material supply interrupt auto detection judgment delay 0 1s 60 0s 0 1s 2 0s the second group of PID parameters FH 41FH 41 proportional gain 2 0 0s 100 0s...

Page 18: ...s 0 Only the first group of PID parameters are used 1 Adjust according to the curling radius 2 Adjust according to the operating frequency 3 Adjust according to the line speed 1 0 Auto roll alternation parameter FH 45FH 45 pre drive speed gain 50 0 50 0 0 1 0 0 FH 46 pre drive torque limit selection 0 F2 09 setting 1 Set the limit according to tension setting 1 0 FH 47FH 47 pre drive torque gain 5...

Page 19: ...setting 1 0 FH 49FH 49 tension close loop control adjustment limit 0 0 100 0 0 1 50 0 FH 50 tension close loop control adjustment limit offset 0 0 100 0 0 1 0 0 FH 51 high speed torque compensation coefficient 50 0 50 0 0 1 0 0 FH 52 compensation basis 0 frequency 1 line speed 1 0 FH 53 external taper control maximum output setting source 0 FH 54 setting 1 AI1 setting 2 AI2 setting 3 AI3 setting 1...

Page 20: ...5 pre drive curling radius calculation selection 0 calculate 1 stop calculation 1 0 FH 56FH 56 curling radius calculation stop delay after ending of pre drive 0 0s 10 0s 0 1s 5 0s FH 57 tension increase ratio 0 0 200 0 0 1 50 0 FH 58 line speed setting source 0 AI1 setting 1 AI2 setting 2 AI3 setting 3 pulse setting 4 communication setting 1 0 FH 59 taper compensation correction 1mm 10000mm 1mm 0 ...

Page 21: ...ension control 0 taper effective 1 taper ineffective 1 0 input output selection F7 04F7 04 operation display selection BIT13 curling radius BIT14 tension setting F7 05F7 05 stop display selection BIT10 tension setting BIT11 curling radius When switching to display the curling radius during the stop the curling radius can be changed by the UP DOWN terminal or relevant button ...

Page 22: ...m curling radius 14 actual tension after taper calculation F4 00F4 00 DI1 terminal function selection F4 01 DI2 terminal function selection F4 02 DI3 terminal function selection F4 03 DI4 terminal function selection F4 04 DI5 terminal function selection 31 curling radius reset 32 initial curling radius selection terminal 1 33 initial curling radius selection terminal 2 34 Pre drive input terminal ...

Page 23: ... Name Set range Mini mum unit Leave fa ctory set value Chan ge F4 05 DI6 terminal function selection F4 06 DI7 terminal function selection F4 07 DI8 terminal function selection F4 08 DI9 terminal function selection F4 09 DI10 terminal function selection ...

Page 24: ...general inverter 2 Open loop torque control mode No tension test and feedback is required The inverter controls the tension of the material through controlling output torque The output torque controlled by inverter can realize better control under the speed sensor vector control 3 Close loop speed mode Tension test and feedback are required The inverter controls output frequency through PID close ...

Page 25: ...es Typical application FH 58 selects line speed set mode to set target line speed FH 27 adopts actual line speed test FH 10 calculates line speed through calculating curling radius FH 01 Curling mode 0 wind up 1 roll down 0 The curling mode selection can be combined with the switching terminal of wind up and roll down If the switching terminal of wind up and roll down is inactive the set of actual...

Page 26: ...ed Active inverse material take up is allowed during startup 0 When selecting roll down control whether support active take up of material through inverse running of motor If not allowed is selected during the roll down control the inverter can only output torque when material is running forward During the roll down the frequency for inverse take up can be limited by setting the upper limit freque...

Page 27: ... AI3 The tension is set by analog value which is just like the general potentiometer If set the tension through analog value the maximum tension must be set In general the maximum value set by analog value corresponds to the maximum tension 4 The tension is set through pulse input Pulse input terminal must be DI5 terminal If set the tension through pulse the maximum tension must be set In general ...

Page 28: ...arameter determines the corresponding tension for maximum value of analog value or pulse FH 07 Zero speed tension increase 0 0 50 0 0 0 Set the tension of the system when it is at zero speed It is mainly for overcoming static friction when startup or keep certain tension when the system is at zero speed If the control tension is small and it is hard to start it is allowed to properly increase the ...

Page 29: ...etting tension D0 is the diameter of winding shaft D is the actual curling radius D1 is the taper compensation correction of FH 59 set tension and K is the tension taper The taper compensation correction of tension can delay the reduction curvature of tension 4 3 Curling radius calculation Curling radius is the necessary parameter in the curling control For the two tension control modes open loop ...

Page 30: ...der the thickness of the material while it is able to obtain the accelerated speed of the system 1 Calculated according to thickness accumulation It is required to set the thickness of the material The inverter calculates the total curling radius on the basis of winding count signal with increase for wind up and decrease for roll down For the relevant function refer to the parameter related to cur...

Page 31: ... FH 16 setting 1 AI1 setting 2 AI2 setting 3 AI3 setting 1 0 Select the input channel of initial curling radius 0 It is allowed to set three initial curling radii with number for FH 14 FH 16 1 AI1 2 AI2 3 AI3 the initial curling radius is determined by analog value Select different ports for analog input When roll down select one terminal as initial curling radius Select terminal 1 connect to COM ...

Page 32: ...curling radius is FH 12 by default i e hollow curling radius FH 14 initial curling radius 1 1mm 10000mm 100mm FH 15 initial curling radius 2 1mm 10000mm 100mm FH 16 initial curling radius 3 1mm 10000mm 100mm Set three different initial curling radii and confirm them through multi function terminal FH 17 curling radius filtering time 0 0s 100 0s 1 0s Lengthen curling radius filtering time to avoid ...

Page 33: ...ounds of winding shaft turning after the material wraps one layer It is used for wire FH 21 Material thickness setting source 0 FH 22 setting 1 AI1 setting 2 AI2 setting 3 AI3 setting 0 Set the source of material thickness 0 Set the material thickness with number in FH 12 FH 25 1 AI1 2 AI2 3 AI3 Confirm the material thickness through input channel set by analog value FH 22 Material thickness 0 0 0...

Page 34: ... of operation frequency of traction constant speed inverter The operation frequency of traction inverter corresponds with the line speed in linear It only needs to set the maximum line speed FH 28 to the corresponding line speed of maximum frequency of operation frequency of traction constant speed inverter FH 27 line speed input source 0 No input 1 AI1 2 AI2 3 AI3 4 pulse input 5 communication se...

Page 35: ... 0 1 m Min 6500 m Min 0 1m Min 200 0m Min Set the minimum speed for starting calculation of curling radius When the inverter detects that the line speed is lower than the value inverter will stop curling radius calculation Correct setting of the value will effectively avoid great deviation of curling radius calculation when the speed is reduced In general the value shall be set to over 20 of maxim...

Page 36: ...ion and too small tension upon deceleration will be caused FH 31 compensation coefficient self learning torque setting 5 0 80 0 0 1 20 0 It is used to set the torque used for inertia compensation self learning This function is reserved for the current version FH 32 compens ation self learning action 0 no operation 1 Start to identify automatically restore to 0 when the self learning is ended 1 0 S...

Page 37: ...ion reduces during the acceleration increase the coefficient Otherwise the coefficient shall be decreased FH 34 material density 0Kg m 3 60000Kg m 3 1Kg m 3 0Kg m 3 FH 35 material width 0mm 60000mm 1mm 0mm The two parameters are relevant to the material inertia compensation The inverter will automatically calculate the material inertia compensation value according to the parameter and the curling ...

Page 38: ...to detection error range 0 1 50 0 0 1 10 0 FH 40 material supply interrupt auto detection judgment delay 0 1 60 0s 0 1s 2 0s This group of parameters is used for the inverter to automatically detect the material supply interrupt It is difficult to conduct auto material supply interrupt detection Only when line speed is used for curling radius calculation can the inverter have the material supply i...

Page 39: ...e of the abnormal change of the curling radius exceeds this delay can the material supply interrupt be detected When the above three conditions are satisfied simultaneously the inverter reports ERR24 material supply interrupt failure 4 6 PID parameters This group of parameters is only related to the close loop speed mode FH 41 proportiona l gain 2 0 0s 100 0s 0 1 20 0 FH 42 integral time I2 0 01s ...

Page 40: ... the curling radius The first group of PID parameters is used for empty roll while the second group of PID parameters is used for full roll The PID parameters change continuously during the process 2 Adjust according to the operating frequency this first group of PID parameters is used upon zero speed while the second group of parameters is used upon maximum frequency The PID parameters change con...

Page 41: ...Chapter 4 Parameter Description 37 change continuously during the process ...

Page 42: ...line speed and curling radius so as to match the line speed This parameter can adjust the line speed matching relation When it is set as a negative value the surface speed of the pre drive roll will be lower than the line speed of the material in operation Upon pre drive it is necessary to pause the curling radius calculation use the curling radius calculation stop terminal or set the function cod...

Page 43: ...rameters in this section are quite dispersing FH 48 tension taper source selection 0 FH 09 setting 1 AI1 setting 2 AI2 setting 3 AI3 setting 1 0 Select the setting mode of the tension taper When analog setting is selected the settable range is 0 100 FH 49 tension close loop control adjustment limit 0 0 100 0 0 1 50 0 Set the PID regulator output limit in tension close loop control mode The limit i...

Page 44: ...can be compensated by properly setting this parameter This parameter is presented as the percentage of the rated torque FH 52 compensation basis 0 frequency 1 line speed 1 0 It is used together with FH 51 to select the basis of high speed torque compensation FH 53 external taper control maximum output setting source 0 FH 54 setting 1 AI1 setting 2 AI2 setting 3 AI3 setting 1 0 This function brings...

Page 45: ...the initial output is set by the function code FH 55 pre drive curling radius calculation selection 0 calculate 1 stop calculation 1 0 Select whether the curling radius calculation is stopped upon pre drive In general the curling radius calculation shall be stopped FH 56 curling radius calculation stop delay after ending of pre drive 0 0s 10 0s 0 1s 5 0s If curling radius calculation is stopped up...

Page 46: ...ension taper control For details please refer to the description of FH 09 FH 60 tension taper effectiveness selection for close loop tension control 0 taper effective 1 taper ineffective 1 0 This function code decides whether the tension taper will be effective upon close loop tension control In general when the control adopts roll feedback it is unnecessary for the tension taper to have influence...

Page 47: ... F4 08 DI9 terminal function selection F4 09 DI10 terminal function selection 31 curling radius reset 32 initial curling radius selection terminal 1 33 initial curling radius selection terminal 2 34 Pre drive command terminal 35 turn counting signal 36 Torque memory 37 torque memory enable 38 wind up roll down switching 39 curling radius calculation stop 40 thickness selection terminal 1 41 thickn...

Page 48: ... is active the actual curling mode is the inverted setting of FH 01 39 Curling radius calculation stop terminal It is used when it is necessary to pause the calculation of the curling radius 40 41 thickness selection terminal used to select the setting source for digital setting thickness 42 Tension control disable terminal When this terminal is active it is equivalent to the situation that FH 00 ...

Page 49: ......

Page 50: ...ed by fire flood abnormal voltage other disasters and second disaster C The damage caused by dropping or transportation after the purchase D The damage caused by the improper operation E The damage or failure caused by the trouble out of the equipment e g external device 3 If there is any failure or damage to the product please correctly fill out the Product Warranty Card in detail 4 The maintenan...

Page 51: ...reement shall be interpreted by Shenzhen Invoance Technology Co Ltd Shenzhen Invoance Technology Co Ltd Service Department Address Block E Hongwei Industry Park Liuxian Road Baocheng No 70 Zone Bao an District Shenzhen Tel 0755 29619910 Postal code 518101 ...

Page 52: ... Card Add of unit Contact person Customer information Name of unit P C Tel Product model Body barcode Attach here Product information Name of agent Failure information Maintenance time and content Maintenance personnel ...

Reviews: