Application Case - Delta Electronics

Application Case
Industrial Automation BU, Delta Electronics, Inc.
Case
Issued by
Applicable to
Application of Delta’s AC Motor Drive in Fiber Processing Machine
Solution Center
Date
May, 2010
Pages
4
VFD-C2000 Series AC Motor Drive
Introduction
The fiber formation process:
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Application Case
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Fiber Formation Structure
Function
The required functions of AC motor drive for a fiber processing machine:
Process
Spinning
Machine
Extruder
Gear Pump
Required drive functions
‧Constant torque
‧Starting torque 130% +
‧Load GD2
‧Stable rotation speed
‧Speed precision to 0.5~0.1% error
‧Precise rotation speed, lower error to
±0.03%
‧Small load GD2
‧Supports multiple FOC synchronous
motor
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Functions Delta AC motor drive offers
‧Large starting torque
‧Mechanical slip correction
‧Feasible vector control when no PG
‧Continue operation for short period
when instant power failure occur
‧Backup device for instant power failure
‧Prompt response to command
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Application Case
Industrial Automation BU, Delta Electronics, Inc.
Process
Machine
Oiling Roller
Required drive functions
‧Low requirement on speed precision
‧Low load GD2
‧Supports multiple squirrel-cage
induction motor
‧Precise rotation speed, lower error to
±0.03%
‧Low load GD2
Godet Roller
‧Supports multiple FOC synchronous
motor
‧Supports multiple squirrel-cage
induction motor
‧High rotation speed
Functions Delta AC motor drive offers
‧General AC motor drive
‧Mechanical slip correction
‧Prompt response to command
‧High torque
‧Offers braking function
‧Low requirement on speed precision
Z-shape
Interlace
‧Swing frequency function (must allow
adjustment on swing range and
frequency cycle)
‧Includes frequency parameter
‧Surface drive
Take-up
Winder
‧Precise rotation speed, lower error to
±0.03%
‧High load GD2
‧Stable torque
‧Synchronous motor drive to activate
surface roller
‧Stable output
‧High rotation speed
‧Offers braking function
‧Mechanical slip correction
‧High torque
Conclusion
Delta VFD-C2000 Series is a Classical Field Oriented Control AC Motor Drive with FOC core control technology and other
amazing features:
Features
1. Field oriented control with built-in PLC function
2. Built-in PLC
3. LCD HMI operating
4. Modular design for easy maintenance and module extensions
5. Built-in high speed communication interface of CANopen and Modbus
6. Long-life design and life detection of key components
7. Enhanced adaptation and protection to ambient condition
8. Complies with global safety standards: CE, UL, cUL
Classical field oriented control
1. FOC+PG to support speed/torque/position control mode, bandwidth=10Hz/100Hz/600Hz
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2. FOC technology fulfill the demands of accurate speed and torque control, bandwidth=20Hz/400Hz
3. 2 in 1 (controls induction motor and synchronous motor)
4. Dual rating design for normal duty(ND) and heavy duty(HD), HD at 2kHz
5. Outstanding 4-quadrant torque control/limit
Application to other industries
1. Built-in 100kHz dual-channel input and output serial. It supports rotation speed and synchronous motor operation.
2. The position control card (optional accessories) supports synchronous round cut and shear action.
3. Supports surface winding and central winding action.
4. Common DC Bus feedback and supports DEB (Deceleration Energy Backup).
5. Supports electronics gear function, matching mechanical transmission.
More information on Delta’s VFD-C2000 series AC motor drive products, visit our website at:
http://www.delta.com.tw/product/em/drive/ac_motor/ac_motor_product.asp?pid=1&cid=1&itid=12
品質至上
信賴第一
追求卓越
QUALITY
RELIABLITY
EXCELLENT