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www.mobatec.nl
Development of ConsistentDynamic Process Models
Enter
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“Looking for modelling software?”
“Need ways to understand your process better?”
“Looking for specialist to develop process models?”
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Main Services and Products
Specialisation
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- Construction of Process Models
- Consulting Services Related to Mathematical Modelling
- Mobatec Modeller
- LauTrane Solver
Main Services and Products
Specialisation
Main Services and Products
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Specialisation
Main Services and Products
- Mathematical Modelling of any kind of process
knowledge in Chemical Engineering
- Modelling Activities for purpose of:
- Process Design
- Process Analysis
- Process Optimisation
- Process Control
- Real-Time Training Simulation
Specialisation
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ES Oriented
Why Mobatec?
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Unit operation oriented (flow sheeting)
Equation orientedEquation and System based
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ES Oriented
Why Mobatec?
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Equation and System based
- Dynamic modelling
- Mass and energy balances for free
- High modelling flexibility
- Graphical User Interface
- Library of equations
- Easy extendable libraries for predefined unit operations
- Flexible when user models are to be incorporated
- No problems with initialization of models
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ES Oriented
Why Mobatec?
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- Time spent on modelling often greater than time needed for finding solution
- Higher complexity of models
- Assist in model building
- Reduce time effort
- Reduce low-level modelling errors
- Provide input for existing simulators
- Increase maintainability of models
Models also understandable by persons who did not develop the
model
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Why Mobatec?
ES OrientedWhy Mobatec?
Application areas
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Expertise
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Application areas
Expertise
- Research
- Operator Training Simulator
- Real-Time Simulation
- Process Control
- Optimisation
Application areas
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- Reactor Modelling
- Homogeneous systems
- Heterogeneous systems
- Distillation
- Stripping
- Heat and Mass Transfer
- Vapour/Liquid interface
- Transfer from bulk fluid to particles
- Pore diffusion
- Adsorption on catalyst surface
- Multi-phase interactions
- Evaporation
- Polymers
- Crystallisation
- Thermodynamics
- Numerical Mathematics
- Software Development of
Modelling Tools
- Solver for large sets of
differential and algebraic
equations
- Modelling Environment
- Parameter Estimation
- Data Reconciliation
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Expertise
Application areasExpertise
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Building-up a model
DCS
Field Operation
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Building-up a model
Field Operation
DCS
Simple Example
- CSTR for liquid phase.
- 2 inlets and 2 outlet (one in the bottom + one overflow).
- Streams consisting of a mixture of Water and Methanol.
- Monitoring of main variables, either numerically (i.e.
level) or graphically (i.e. composition, temperature, flows,
etc.).
- Possibility to change manually valve positions and inlet
compositions during simulation.
- Level in the tank controlled by manipulating the valve
position of the outlet stream.
In Mobatec
Simple Example
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Building-up a model
Field Operation
DCS
In Mobatec: Step 1
Simple Example
In Mobatec
Step 1
Step 2
Step 3
Step 4
Step 5
Physical Topology
- “Break down” process into smaller, interconnected parts.
Elementary Systems
Connections
Inlet 1 Inlet 2
Overflow
Outlet
- Two basic building blocks
- Example:
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In Mobatec: Step 2 Building-up a model
Field Operation
DCS
Simple Example
In Mobatec
Step 2
Step 1
Species Topology
- Define “Chemistry” of process :
H2O – Water (H2O)
MeOH – Methanol (CH4O)
Species in System:
Step 3
Step 4
Step 5
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In Mobatec: Step 3 Building-up a model
Field Operation
DCS
Simple Example
In Mobatec
Step 3
Step 2
Equation Topology
- Information of Physical Topology and Species Topology .
- Define details, i.e. the Constitutive Equations: Select equations
for transfer laws, kinetics, geometry, equations of state, etc.
from (extensible) database.
Generating balance equations is trivial !
(Automated by Mobatec Modeller)
- Important for model completion: consistent set of equations
and consistent initial values.
Step 1
Step 4
Step 5
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In Mobatec: Step 4 Building-up a model
Field Operation
DCS
Simple Example
In Mobatec
Step 4
Step 3
Graphical User Interface
- These are some of the options (click on them for more info):
Update and display of plots and tables in simulation
Buttons
Display Objects
GraphicsStep 2
Step 1
Step 5
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In Mobatec: Step 4 Building-up a model
Field Operation
DCS
Simple Example
In Mobatec
Graphical User Interface
The user can add any image to both elementary systems and connections.
Example:
Liquid Liquid
Default With an icon
Back
Graphics
Step 4
Step 3
Step 2
Step 1
Step 5
Next
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In Mobatec: Step 4 Building-up a model
Field Operation
DCS
Simple Example
In Mobatec
Graphical User Interface
The user can add objects to display either numerically or graphically any variable. In case of a Numerical Display Object the user has the option to access to its value in simulation environment.
Example:
Numerically Graphically
Display Objects
Numerically(accessible in Simulation)
V 20%
Fm 20 kg/hStep 4
Step 3
Step 2
Step 1
Step 5
Back Previous Next
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In Mobatec: Step 4 Building-up a model
Field Operation
DCS
Simple Example
In Mobatec
Graphical User Interface
With the buttons the user has the option to include objects with different captions and colors by defining actions and conditions.
Example: Pump with on/off button
Buttons
Step 4
Step 3
Step 2
Step 1
Step 5
Back Previous Next
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In Mobatec: Step 4 Building-up a model
Field Operation
DCS
Simple Example
In Mobatec
Graphical User Interface
Example: Plotting the level in a tank
Update and display of plots and tables in Simulation
Step 4
Step 3
Step 2
Step 1
Step 5
Back Previous
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In Mobatec: Step 5 Building-up a model
Field Operation
DCS
Simple Example
In Mobatec
Step 5
Step 4
Simulation
Step 3
Step 2
Step 1
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DCS
Field Operation
Building-up a modelDCS Screenshot Example
Vendors
Screenshot
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DCS
Field Operation
Building-up a modelPossibility to connect to DCS Vendors
Screenshot
Vendors
Honeywell
Siemens
DeltaV
Invensys
Yokogawa
ABB
SMAR A
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Field Operation
DCS
Building-up a modelSpecial Interface via ExplainMedia
Operator
Interface
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Field Operation
DCS
Building-up a modelOutside Operator Interactions
Interface
Operator
CLOSE
OPEN
Click on
OPEN or CLOSE
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Outside Operator Interactions
Click on
OPEN or CLOSE
Field Operation
DCS
Building-up a model
Interface
Operator
OPEN
CLOSE
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Some of the Mobatec customers:
MSc. PDEng. Fernando Polanco
fernando.polanco@mobatec.nl
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Dr. Ir. Mathieu Westerweele mathieu.westerweele@mobatec.nl
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General email info@mobatec.nl
Contact
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