Closely associated with the Ecole des Mines de Paris, Transvalor is frequently involved in national research projects that bring together numerous industrial participants. From these projects, Transvalor has gained not only technological advantages but also a good understanding of industrial needs.
CURRENT PROJECTS
iWeld "Intelligent Weld Description" 2022-2026
European HORIZON-EURATOM-2021 project developing tools to correlate the microstructure of weld beads (nuclear) and their simulation with non-destructive analysis. In particular, the development of AI-based inverse techniques aims to derive, from ultrasonic analyses of the beads, a description of their microstructural quality.
Partners: EDF, CEA, EXTENDE, University of Southampton, University of Stuttgart, Imperial College London, Kaunas TU
TheCAP "Thermochemistry of Ingot CAsting Powders" since 2022
Thermodynamic and thermophysical modeling of the mold powder in ingot casting. Research project carried out within the 2MS team (Metallurgy, Mechanics, Structures and Solidification) of CEMEF (Center for Material Forming, Mines Paris, PSL University).
Partners: Industeel, Aubert&Duval, Aperam, Ascometal, ArcelorMittal, SCC, ARMINES, Mines Paris (CEMEF), Cemthi, Transvalor
"Exploration of the design space of 7000 series aluminum alloys: towards a high-throughput experimental approach coupled with the use of Machine Learning" since 2022
Developing and training a Machine Learning (ML) model to predict the relationship between process parameters, alloy composition, and yield strength, particularly in situations where this relationship has not been experimentally established.
Partners: Aubert&Duval, Simap - INP Grenoble, Transvalor
Project Arize "Aeronautics Research and Industry new horiZons finite Element software" 2022-2023
The ARIZE project, funded by the DGAC, aims to prepare the aerospace industry to meet the environmental goals set by the European Commission and the French state, using innovation, simulation, and the development of new material models to maintain competitiveness and anticipate technological developments over the next twenty years.
Partners: Safran, Onera, ARMINES, Mines Paris, Transvalor
ANR Messiah Industrial Chair "Mini-Specimens for In-Service Monitoring of Structures with Application to Hydrogen Transport" 2020-2024
The goal of this collaborative project with the Materials Center of Mines Paris is to develop tools to use mini-specimens on a small scale to monitor the aging of industrial structures weakened by hydrogen and hydrogen embrittlement in industrial structures, thus assessing their safety throughout their service life. More info: https://messiah.minesparis.psl.eu/
Partners: GRTGaz, EDF, Air Liquide, Manesmann, ARMINES, Mines Paris, Transvalor
RealIMotion Industrial Chair "Digital Materials - An Industrial Reality In Motion" 2022-2026
The RealIMotion industrial chair, supported by the ANR, pushes the boundaries of digital metallurgy to achieve the environmental goals of the European Union. The focus is on multiscale modeling to optimize thermomechanical paths and create new models, with expected impacts on employment and education in metallurgy.
Partners: Framatome, Aubert & Duval, ArcelorMittal, CEA, Safran, Constellium, Aperam, ARMINES, Mines Paris (CEMEF), Transvalor
CLOSED PROJECTS
CIFRE Induction - since 2020
Numerical modeling in induction heating. Error estimators, precision control, and reduction of calculation times. Partners: ARMINES, Mines Paris (CEMEF), Transvalor
DFG TransfertProjekt - since 2020
Ultra-rapid cooling and lubrication during hot forging under dies. Partners: FUCHS LUBRITECH GmbH, Hammerwerk Fridingen GmbH, Technische Universität Darmstadt, Transvalor
FLUOFAB - since 2019
FLUOFAB is a project on the modeling of the fluoturning process of thick sheets for the space industry. It brings together a consortium of four partners: the CNIM group, an equipment manufacturer specializing in defense, energy, and high technologies, CEMEF, an academic laboratory that initiated the thesis of this project, Transvalor for the simulation of the fluoturning process, and HD Technology for intelligent process monitoring. FLUOFAB received funding of 2.8 million euros from Bpifrance.
ANR Chair Digimu - since 2017
Development of a unified modeling dedicated to the multi-scale simulation of microstructure evolution through a comprehensive FE approach and the industrialization of the results of this work in the form of an FE software called DIGIMU®. Modeling recrystallization (ReX) and grain growth (GG), prediction of abnormal grain growth (AGG), and modeling of solid-solid phase transformations (SSPT) are mainly targeted. Partners: AREVA-NP / ASCOMETAL / SAFRAN / ArcelorMittal Industeel / Aubert & Duval / CEA DAM Valduc / Armines / Transvalor
FUI SOFT-DEFIS - since 2017
The SOFT-DEFIS project aims to optimize the quality of ingots (structure, chemical homogeneity, and compactness) notably by adding certain chemical elements or external constraints during casting operations (mechanism of germination growth, size of solidification structures) to obtain the best optimized manufacturing conditions in a timely manner and thus capitalize on the know-how of the consortium members. Partners: Ascometal / APERAM / Université de Lorraine IJL / SCC / Affival / ArcelorMittal Industeel and Maizière / Aubert & Duval / Armines / Transvalor / IXTREM
FORGE® STATIONNAIRE - since 2015
The overall objective of the FORGE® STATIONNAIRE project is to develop a stationary version of the FORGE® software dedicated to rolling and extrusion processes. Partners: Cemef / Transvalor / ArcelorMittal / AREVA / LISI Aéronautique / Vallourec / Ugitech
FUI COMCEPT - since 2015
This project aims to optimize the manufacturing of high-value-added steels by working on reducing inclusions that may be present at the end of solidification. The presence of cover powder, more commonly known as "cushions," is often the cause of these inclusions. The ambitious goal of this project is to propose an industrial tool to predict the cushion/liquid metal behavior, taking into account the casting process conditions (commercialized numerical simulation tool) to reduce the cost and lead time of manufacturing parts with high value present in the nuclear and renewable energy markets. This represents a very important challenge for French steelmakers that would allow them to stand out from other producers. Partners: Ascometal / APERAM / S&B / SCC / FILAB / ArcelorMittal / Aubert & Duval / Industeel / Armines / Transvalor
FUI-Definit - 2013 to 2017
The NIT Challenge project is funded by the FUI (Unique Interministerial Fund) and was initiated to make deep nitriding a reliable and robust heat treatment process for critical mechanical parts. To achieve this goal, two innovative actions have been developed: a high-performance deep nitriding treatment whose specification will be established to be applicable to all mechanical sectors, and a reliable simulation tool that will allow understanding of the process/product interactions and thus reduce development cycles. Partners: ARTS (Association of Research in Technologies and Sciences / Arts et Métiers ParisTech Aix-en-Provence / AIRBUS Helicopters / RENAULT Sport F1 / BODYCOTE / Transvalor / Pole Pegase
DEFISURF - from 2012 to 2016
The project of the National Research Agency aims to improve the coupling between the design and manufacturing of forged parts. The objective is to integrate, from the forming phase, the effects of defects and surface microstructural heterogeneities into the design of industrial forged parts in order to better control and predict their mechanical behavior in service. Partners: CEMEF of Mines ParisTech/ ENSAM CR ANGERS Arts et Métiers ParisTech/ Ateliers des Janves/ CETIM/ GEVELOT EXTRUSION/ MATEIS INSA Lyon/ RENAULT SAS/ TRANSVALOR.
FLUOTI - from 2011 to 2015
The FLUOTI project is a project of the National Research Agency (ANR). The main objective is the simulation of the room-temperature flow turning operation of TA6V to produce, through successive strain hardening, a long and slender tube with great geometric precision from a thick cylinder. Partners: ROXEL France and TIMET SAVOIE / the research center CEMEF Mines ParisTech and TRANSVALOR.
OPTIPRO-INDUX - from 2011 to 2015
The OPTIPRO-INDUX project of the National Research Agency aims to reduce the weight of heavily stressed mechanical parts (typically crankshafts) by locally optimizing the distribution of properties (hardness, ductility) using induction heating coupled with quenching. Partners: CEMEF Mines ParisTech/ ASCOMETAL/ EFD INDUCTION/ PEUGEOT CITROEN AUTOMOBILE SA/ EDF/ TRANSVALOR.
COSINUS-REALISTIC - from 2010 to 2014
The COSINUS-REALISTIC project of the National Research Agency aims to calculate the heating of several parts in an oven. In REALISTIC, the strategy is to use a global mesh of the domain (i.e., the parts and the oven) and to have a global resolution over the entire heat equation coupled with fluid mechanics. Partners: CEMEF Mines ParisTech/ AREVA Creusot Forge/ INDUSTEEL-ARCELORMITTAL/ SNECMA/ AUBERT&DUVAL/ Sciences Computers Consultants/ TRANSVALOR.
THERMIDE - from 2008 to 2012
Effect of forming processes and associated heat treatments on the working properties and geometry of metallic parts for industry. Partners: CREUSOT FORGE / INDUSTEEL / TRANSVALOR / CEA / SERAM / ARMINES / CEMEF.
CRACRACKS - from 2008 to 2011
Research on the analysis of CRACK phenomenon during steel solidification. Partners: Research and Development Association Methods & Industrial Processes / ASCOMETAL CREAS / INDUSTEEL ARCELOR MITTAL / ARCELOR RESEARCH SA / Technical Center for Foundry Industries / TRANSVALOR SA / CENTER FOR TEACHING AND RESEARCH NATIONAL HIGHER SCHOOL OF ARTS.
MATELEC - from 2007 to 2010
Optimization of materials heating processes by electromagnetic means. Partners: ARMINES CEMEF / AUBERT ET DUVAL / EDF / EFD INDUCTION / CEMEF.
LOGIC - from 2007 to 2010
Integrated and user-friendly process optimization software. Partners: TRANSVALOR / ASCOMETAL CREAS / ARMINES / GEVELOT EXTRUSION / ATELIERS DE LA HAUTE GARONNE / INDUSTEEL / SETFORGE / TREFIL EUROPE / BOLLHOFF OTTALU / CETIM / FORGES DE COURCELLES / ATELIER DES JANVES.
MONA LISA - from 2007 to 2010
The Monalisa project was launched in early 2007 and aims to offer a precise solution for designing assembly points. To achieve this, the idea is to apply the stresses provided by the design to the geometries and stress states directly derived from a simulation of installation. The project started with riveting but also aims for screwing and clinching. It brings together three complementary partners: CETIM with its process expertise, Cemef/ MinesParitech with its scientific expertise, and Transvalor with its experience as an editor of software solutions dedicated to mechanical calculation. Partners: CETIM / ARMINES CEMEF / TRANSVALOR.
OPTIFORGE - from 2006 to 2009
Integration of the implementation phase into the design of industrial forged parts. Partners: ARMINES / ASCOMETAL / ASCOFORGE SAFE / INSA DE LYON / PEUGEOT CITROEN AUTOMOBILES / SERAM / SETFORGE / TRANSVALOR / CETIM.
OPTIMAT - from 2002 to 2005
Optimization of material transformation processes - RNTL Project. The OPTIMAT project aims to help design products with specified properties, both geometrically and microstructurally, or in terms of their properties in service. For this purpose, numerical optimization techniques will be used, coupled with simulation software for forming processes. Partners: CEMEF, ENSAM Angers, Institut Supérieur de la Conception (associated with UTC), ENSMP Besançon, MECALOG, TRANSVALOR, and DEVILLE S.A., AUBERT ET DUVAL, AMIS-SIFCOR, PSA.
SIMULFORGE - from 2001 to 2005
The SIMULFORGE project, developed under the auspices of CETIM, brings together 16 forges, research laboratories, and TRANSVALOR with the following objectives: 1) to simulate the entire manufacturing process of forged parts (heating, forging, cutting, cooling, heat treatment). 2) to predict the metallurgical structure of the part at the end of manufacturing. 3) to promote the use of simulation of forged parts in SMEs. To achieve the first two points, 20 theses or postdoctoral training programs are currently underway in six different laboratories. To make these developments accessible to SMEs, the graphical user interface has been completely redesigned using a virtual forging workshop concept.
OSC - from 2000 to 2004
Optimization of casting systems in foundries. The OSC project brings together foundry companies, research laboratories, and software publishers including TRANSVALOR. In this project, the existing THERCAST® software, which allows for a coupled thermomechanical analysis of the metal cooling in a set of tools, will be supplemented by a filling module. To better predict the quality of the final piece, metallurgical segregation and defect prediction will be added to the filling and cooling modules. Partners: Aubert & Duval, Creusot-Loire Industrie, CTIF, Erasteel, PSA, Fonderie de l'Atlantique, Cemef, LSG2M (Mines School of NANCY), L3S (Polytechnic School of GRENOBLE), TRANSVALOR.
ACR2 - from 1996 to 2000
Concerted research action. The aim of the ACR2 project was to develop and industrialize digital tools for the simulation of forged parts. The specific needs of the industry were taken into account and integrated into TRANSVALOR's software, greatly enriching them. Partners: ASCOFORGE Estamfor, ASCOFORGE Safe, AUBERT & DUVAL, CEMEF, CETIM, CEZUS, C.L.I., ECOLE DES MINES Albi, ECOLE DES MINES Nancy, ENSAM Angers, FORTECH, GIAT, INSA Lyon, IRSID-CREAS, ISITEM Nantes, LYCEE Marie CURIE Nogent, MANOIR Industries, PSA, RENAULTS SA, RENAULT V.I., SETFORGE, SIFCOR, SNECMA, SNR Roulements, TRANSVALOR, U. VALENCIENNES.
GPI Foundry - from 1995 to 1999
Large innovative project. As the name suggests, this project had an innovative purpose. The subject was the study of the simulation of the foundry process. In this project, three existing software, namely R2, SOLIDE, and THERCAST, were improved and merged into a single 3D tool for simulating the filling followed by the cooling of foundry parts. Partners: ASCOMETAL, AUBERT & DUVAL, CEMEF, C.L.I., INPG L3S, INPL, PSA, S&CC, SERAM, TRANSVALOR.
