- Training type
- Scheduled
- Start date
- May 20, 2025
- End date
- May 23, 2025
- Duration
-
Four training days
- Location
- Tampere, Finland
- Description
-
The attendees are introduced to following high level controls, detailed through the use of theory and a Valmet DNA simulator: Oven Dry weight, Paper ash, Headbox ash, White water consistency and Moisture. Valmet DNA low level loops and PID tuning are also covered.
- Objective
-
This course provides a review of the theory and algorithms of Valmet IQ CD Controls profile controls. Controls are detailed through the use of theory and with the help of a Valmet DNA simulator. Tuning displays and procedures are also examined. After the course, the participant should be familiar with the Valmet IQ CD Controls product and be able to evaluate the process and the current CD control performance as well as maintain the CD control tuning.
- Audience
-
QCS maintenance personnel
- Pre-requisites
-
Valmet DNA operator skills
- Registration information
Enrolment
Valmet's customers can register to the course. Sign up by email: training.automation@valmet.com
If you cancel the course less than 30 days before the start of the training, we will charge 50% of the participation fee. If you cancel the course less than 14 days before the start of the training, we will charge the full participation fee. If you do not show up, we will charge the entire participation fee.
We reserve the right to cancel the course if the minimum number of participants is not met.
- Deadline for registration
- May 6, 2025
- Tuition fee
- 2640 EUR + VAT
Day 1: 9:00 – 16:00
Profile controls by Valmet Automation
Valmet IQ CD Controls operator Interface
• Exercises with simulator
Profile controls and MPC theory
IQ CD Controls application components
Optimization principle
• Exercises with simulator
• Error vs. action
• Execution interval
Day 2: 8.30 – 16.00
IQ Automodeling CD test tool
• Bump testing the simulator
Fixing mapping errors
• Mapping geometry
• Exercises with simulator
Defining the response shape
• Exercises with simulator
Day 3: 8.30 – 16.00
MPC algorithm
• Cost function parameters
• Cross connection set up
Performance trends
• 2-sigmatrends
• Control A/M-trend
Measurement validation
• Profile filtering
• Profile checks
Profile predictor
• Model based profile prediction
• Time or profile synchronization
Day 4: 8:30 - 15:00
Actuator handler
• Actuator limitations
• Level hold
• Handling the sheet break
IQ CD Controls and actuator specialties
• Dry weight control with dilution HB
• Caliper control with roll heating
• Dry weight control with slice HB