AWAST Kick-off meeting - Orléans, February 12-13, 2001 Workpackage WP7 Model integration Simulator development and Validation u Integration of the models for matter, economics and energetic, and conception of a simulator structure. u Model code development for each channel. u Consolidation between channels. u Working test on both available and theoretical data.

AWAST Kick-off meeting - Orléans, February 12-13, 2001 Summary Different types of models for different objectives  Non predictive  Predictive Models and Simulation  The environment of simulation  Integration of models

AWAST Kick-off meeting - Orléans, February 12-13, 2001 Modelling and Reality

AWAST Kick-off meeting - Orléans, February 12-13, 2001 The use for Design Laboratory tests for treatment process evaluation  Ideas of flowsheet for preliminary sizing Pilot-scale or real-size tests  Confirmation of performances, treatment of incoherent data, equipment sizing, investment costs Engineering  Detailed mass balance and final sizing for management of specifications and validation

AWAST Kick-off meeting - Orléans, February 12-13, 2001 The use for Optimization System survey  Material balance: sampling, coherent mass balance, performances of unit operations Optimization  Real scale tests are very expensive: prediction with simulation Adaptation  New constraints (market, techniques, legislation): prediction with simulation

AWAST Kick-off meeting - Orléans, February 12-13, 2001 Steady state simulation Unit operation MODEL Unit operation MODEL Physical properties Parameters Input  Flowrates  Sizes,  Categories,  Metals  etc.. Input  Flowrates  Sizes,  Categories,  Metals  etc.. Output (s) Steady-state simulator Steady-state simulator  Plant operation  Plant capital cost  Plant operation  Plant capital cost  Feed stream description  Equipment configuration  Feed stream description  Equipment configuration

AWAST Kick-off meeting - Orléans, February 12-13, 2001 Example of simulator Simulator of a composting plant using data from MODECOM : 13 categories, 5 size classes

AWAST Kick-off meeting - Orléans, February 12-13, 2001 In the heart of a simulator To represent the operation of each ’node’, several models can be used, Level 0: Percentage passing per category Level 0: Percentage passing per category Level 3: Size, operating conditions, Data from real operation, Physical properties Level 3: Size, operating conditions, Data from real operation, Physical properties Level 2: Size, operating conditions, Data from real operation Level 2: Size, operating conditions, Data from real operation Level 1: Size, operating conditions, Few or No Physical property Level 1: Size, operating conditions, Few or No Physical property Proportion of each category in the feed Size/shape of particles in each category … + sampling, survey … + sampling, survey + lab characterisation

AWAST Kick-off meeting - Orléans, February 12-13, 2001 Rv 1-Rv Rg 1-Rg Separation equipment Simple model: performance

AWAST Kick-off meeting - Orléans, February 12-13, 2001 Rv Rg Separation equipment  = Residence time Predictive Model

AWAST Kick-off meeting - Orléans, February 12-13, 2001 Levels of models Predictivity Cost

AWAST Kick-off meeting - Orléans, February 12-13, 2001 Modeling and simulation Modeling The whole environment of simulation

AWAST Kick-off meeting - Orléans, February 12-13, 2001 Simulation environment Raw Experimental Data Material Complexity Technical or Economic Objectives Equipment Material Balances Phase Models Mathematical Models Algorithms, Methods and Interface

AWAST Kick-off meeting - Orléans, February 12-13, 2001 Simulation methods USER ’S GUIDE Simulator build-up ? Simulation statique Dimensionner Optimiser Data analysis Material balance Data reconciliation Case study Simulations In situ data acquisition Sampling

AWAST Kick-off meeting - Orléans, February 12-13, 2001 Categorie s Size Classes Defining the matter Loss on ignition Inerts Chemistry

AWAST Kick-off meeting - Orléans, February 12-13, 2001 Practical matter definition Use available data  necessary and sufficient for models use Seek coherent description for all streams  matter conservation from waste to products Seek conversions between analytical techniques Modecom Inerts Loss on ignition

AWAST Kick-off meeting - Orléans, February 12-13, 2001 Models integration Seek consistency between phase models for the different treatment ways The structure of the simulator has to cope with  the matter characteristics necessary for models  the matter characteristics which are not used in the models The interface must bring the models to life  ask the good questions  in a language adapted  and give easy to use results …a bit of litterature