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Artykuły w czasopismach na temat "Conception technique – Environnement"
Akrich, Madeleine. "La construction d'un système socio-technique. Esquisse pour une anthropologie des techniques". Anthropologie et Sociétés 13, nr 2 (10.09.2003): 31–54. http://dx.doi.org/10.7202/015076ar.
Pełny tekst źródłaHörner, Wolfgang. "Éducation technique et culture scolaire : une relation difficile. L’exemple français". Revue des sciences de l'éducation 6, nr 3 (20.10.2009): 473–86. http://dx.doi.org/10.7202/900298ar.
Pełny tekst źródłaPouchain, Delphine. "Penser la nature par-delà le travail et la technique : de l’exploitation à l’usage ?" La Pensée écologique N° 10, nr 1 (23.01.2024): 70–80. http://dx.doi.org/10.3917/lpe.010.0070.
Pełny tekst źródłaD'hulst, Lieven. "The figure of the translator revisited: a theoretical overview and a case study". Convergences francophones 2, nr 2 (19.10.2015): 1–11. http://dx.doi.org/10.29173/cf294.
Pełny tekst źródłaCalle, Allicia, Florencia Montagnini i Andrès Felipe Zuluaga. "Perception paysannes de la promotion de systèmes sylvo-pastoraux à Quindio, Colombie". BOIS & FORETS DES TROPIQUES 300, nr 300 (1.06.2009): 79. http://dx.doi.org/10.19182/bft2009.300.a20417.
Pełny tekst źródłaLABBÉ, L., F. LEFÈVRE, J. BUGEON, A. FOSTIER, M. JAMIN i M. GAUMÉ. "Conception d’un système innovant de production de truites en eau recirculée". INRAE Productions Animales 27, nr 2 (2.06.2014): 135–46. http://dx.doi.org/10.20870/productions-animales.2014.27.2.3061.
Pełny tekst źródłaBousquet, Bruno, Lionel Canioni, Jean-Paul Guillet, Stéphanie Fleck, Erwan Normand i Martin Hachet. "HOBIT. Un concept innovant pour la transformation des pratiques pédagogiques en physique". Reflets de la physique, nr 73 (lipiec 2022): 36–39. http://dx.doi.org/10.1051/refdp/202273036.
Pełny tekst źródłaLégeret, Katia. "Briller, obscurcir ou aveugler ? La lumière dans le théâtre et la danse contemporaine". Figures de l'Art. Revue d'études esthétiques 17, nr 1 (2009): 259–74. http://dx.doi.org/10.3406/fdart.2009.883.
Pełny tekst źródłaMarceaux, Julien, i Myriam Brunet-Gauthier. "Concevoir une formation en réalité virtuelle". Médiations et médiatisations, nr 15 (28.06.2023): 185–96. http://dx.doi.org/10.52358/mm.vi15.340.
Pełny tekst źródłaFirman, Aries, Hendriyawan, Akhmad M. Firdaus i Farid P. Bakti. "Application du photovoltaïque flottant sur le réservoir du barrage en Indonésie". E3S Web of Conferences 346 (2022): 03029. http://dx.doi.org/10.1051/e3sconf/202234603029.
Pełny tekst źródłaRozprawy doktorskie na temat "Conception technique – Environnement"
Segonds, Frédéric. "Contribution à l'intégration d'un environnement collaboratif en conception amont de produits". Paris, ENSAM, 2011. http://www.theses.fr/2011ENAM0037.
Pełny tekst źródłaFew software tools are currently available to assist the early stages of mechanical product design (Mougenot, 2008), particularly as a collaborative structure to support the activity of project designers. Yet, almost 80% of the future expenses in the project are decided in these stages alone (Michaels and Wood, 1989). In this context, our research proposes a model as a basis to define a collaborative environment for the early stages of the design process, intended for deployment in businesses. Our research rests on an experimental protocol, based on interviews carried out on end users working within businesses. This approach allowed us to describe work in the early stages of the design process, in a variety of industrial domains, and to show that the development and optimization of a collaborative work environment dedicated to the early stages of design mainly relies on image-type Intermediate Representations (IRs). We show that identifying and digitizing these IRs are necessary prerequisites to define this work environment, and that some profession-specific constraints can also be supported by these IRs. The model that stems from this work allows us to formulate specifications to develop a software tool to assist the development of collaborative work environments, integrated in a PLM environment for mechanical design
Debusschere, Vincent. "Contributions méthodologiques à l’éco-conception des convertisseurs électromagnétiques d’énergie". Cachan, Ecole normale supérieure, 2009. http://tel.archives-ouvertes.fr/tel-00443702/fr/.
Pełny tekst źródłaMinimizing environmental impacts of human activity represent a major objective of sustainable development considering resources depletion and the limited capabilities of the environment to adapt. Devices with better environmental performance require a specific design approach integrating credible environmental criteria. It is indeed by acting at the early phase of design that it is likely to provide the maximum flexibility to minimize environmental impacts of a product (or service). This method is called eco-design. In the field of eco-design, these works are conduct on applications of electrical engineering and more specifically of electromagnetic energy converters. These components have the distinction of consuming energy during use. This particularity implies a strong connection between the operating mode of the device and its life cycle design. This thesis propose in a first part an introduction to life cycle assessment and to the basic principles of eco-design. The methodological perspectives that these considerations open in the specific field of Electrical Engineering are then described. In a second part, three Electrical Engineering cases of increasing complexity are studied : a simplified single-phase transformer, a permanent capacitor single-phase induction machine with very short operating times (real commercial product) and finally a three-phase induction machine with optimized power supply. These applications are used to emphasize the principles of eco-design and are optimized regarding three environmental criteria : the gross energy requirement, the resources depletion and the global warming potential. In fact, taking into account other environmental impacts is identical in terms of methodology. In these studies, we show that it is interesting to optimize the design of these electromagnetic converters on life cycle, when their cumulative operating time is small compared to the total time of use. The amount of operating losses is also a parameter having a significant action on the results of eco-design. The setting of these applications is also subject to various sensitivity studies in order to determine more precisely the influence of the elementary energy costs, the choice of raw materials, etc. . Finally, we introduce the definition of an energy efficiency on life cycle more appropriate to an eco-design methodology
Depaulis, Fabrice. "Vers un environnement générique d'aide au développement d'applications interactives de simulation de métamorphoses". Poitiers, 2002. http://www.theses.fr/2002POIT2320.
Pełny tekst źródłaIn the field of computer animation, several methods aim to represent natural phenomena, as, for example, plant growth. Contrariwise to some others, these methods use an algorithm based process that requires a programming language and avoid any interactivity in the simulation conception. It is possible to figure out this issue thanks to the Programming By Demonstration (PbD). The PbD is based on several techniques that allow an end-user to create interactively computer programs, using only common tools. This PhD explains how it is possible to build a generic framework that permits the design of interactive applications for the creation of natural objects metamorphosis. This framework uses the H4 architecture as a language interpreter to enable the creation of interactive programs from the generated applications
Tonnelier, Pierre. "Proposition d'une démarche d'intégration d'une nouvelle contrainte en conception : cas de la valorisation des véhicules en fin de vie chez PSA PEUGEOT CITROEN". Phd thesis, Paris, ENSAM, 2002. http://pastel.archives-ouvertes.fr/pastel-00001942.
Pełny tekst źródłaFaria, Marília. "Culture et design : application de l'interculturalité à l'évaluation et à la conception de produits dans un environnement globalisé". Compiègne, 2001. http://www.theses.fr/2001COMP1327.
Pełny tekst źródłaSadaoui, Lamia. "Conception de systèmes antennaires MIMO multi-standards LTE pour les nœuds relais". Thesis, Université Côte d'Azur (ComUE), 2018. http://www.theses.fr/2018AZUR4222/document.
Pełny tekst źródłaTo deploy the fourth generation called 4G/LTE or "LTE advanced", mobile operators face strong constraints: they must ensure a good geographic coverage but also an excellent quality of service. This requires new methods that go far beyond what has been implemented for GSM or 3G networks. The telecom industry has created the concept of "small cells" that reinforce the "macrocells" deployed by the operators. This thesis tries to provide a solution to this problem and more particularly through the development of antennas for a product called "smart cell". This study, supported by the FUI project NETCOM, should enable mobile operators to extend the coverage and capacity of their networks at a lower cost while maintaining a good quality of service. To do that, the aim of this thesis more particularly is the design of a multi-band multi-antennas MIMO system (Multiple-Input Multiple-Output) dedicated to relay nodes for the deployment of the fourth generation 4G/LTE or "LTE advanced". The antenna design considers the coverage of the three LTE operating frequency bands and must be compatible with them. The (700-900 MHz) frequency band is used for the LTE 700 and LTE 800 bands, (1710-1880 MHz) for the GSM 1800/LTE 1800 bands and the last (2500-2690 MHz) for the LTE 2600 bands. In our first study, a reference system with 4 access was studied in simulation and measured, for only the low band 700-900 MHz. In a second study, we tried to cover the other two higher bands to have a tri-band system using the parasitic elements to get a three-band MIMO system with 4 access. We studied then, the influence of the environment close to the antenna system, with the presence of a metallic radiator. As we often encounter a frequent problem in multi-antenna systems which is the coupling problem between the different access of a multi antenna system, so we have studied and realized a decoupling technique. This technique was used to enhance the isolation between the different access
Jaegler, Yann. "Optimisation du ConWip dans un environnement multiproduit". Thesis, Paris, ENSAM, 2018. http://www.theses.fr/2018ENAM0038/document.
Pełny tekst źródłaIn the past decade, a growing body of literature has investigated the CONstant Work InProgress (ConWip) production control system (PCS). In view of the current industrial challengesentailing adaptability, product customisation, decreas- ing leadtimes and customer satisfaction, ConWipseems to be an effective and adaptive PCS for manufacturers. A ConWip systematic review datingback to 2003 and provides a guide for understanding through an original classification method. Thismethod enables the differentiation of papers that concentrate on Con- Wip sizing, performance andcontext as well as a comparison with other PCSs. In addition to providing a key to interpreting theresearch approaches, the criteria considered answers questions on how to implement, how to optimiseand why and when to use ConWip. The survey of research avenues proposed or applicable to CONWIPclassify them, highlight the most promising and extract the main trends. The final aim is to provide somegaps. One of the them deals with key questions related to the implementation of ConWip in a highproduct mix and/or high routing mix environment. Four algorithms that generate different genericroutings are presented. These routings are implemented into Wipsim, an engineering tool used inprojects to design and improve ConWip assembly lines, which allows the optimized ConWip parametersfor each routing to be calculated. A sample of data, derived from an industrial case, is used to test thefour models. We compare them via their sensitivity to the mix product and through the impact of theintroduction of different, atypical products. Our experiments show that our algorithms generatedworthwhile generic routings and help practitioners choose among them, depending on a specificcontext
Loison, Romain. "Analyse écophysiologique et modélisation de l’interaction génotype x environnement x itinéraire technique chez le cotonnier (Gossypium hirsutum L.) au Cameroun pour la conception d'idéotypes". Thesis, Montpellier, 2015. http://www.theses.fr/2015MONTS174/document.
Pełny tekst źródłaCotton lint is the first natural fiber used in the world. Cotton provides income to more than 10 million people in West and Central Africa. In Cameroon, it is produced in rainfed conditions and water shortage is the major abiotic factor limiting yield and lint quality. In this context, a breeding program was initiated in 1950 to increase lint yield, fiber quality and disease resistance. After 60 years, this program has released more than 20 cultivars. However, seed cotton yield has been levelling off for more than thirty years.This study analyzed growth and development of main cultivars released from 1950 to-date to evaluate genetic gain including drought adaptation traits indirectly bred for. It also analyzed genotype by environment by crop management interactions (GEI) under water limited conditions in order to use a cotton simulation model in Cameroonian conditions. Then, crop simulation model was used to design cotton ideotypes under Cameroonian cropping conditions. An application of this work was in providing key drought adaptation traits to breed for cultivars that better withstand water stress.Firstly, phenotype evolution over breeding time and its interaction with cropping conditions in Cameroon was evaluated on cotton development, growth (including roots), yield, and fiber quality. Ten major cultivars were studied under rainfed conditions (field) and controlled conditions (greenhouse and phytotron). Classical GEI analysis of variance of cultivars and regression over their respective year of release were done. The results showed that the breeding program succeeded in improving cotton lint yield and the potential of fiber quality when the crop reached physiological maturity before the end of the rainy season. In late season drought, breeding reduced the fiber quality (fiber length, uniformity and strength). Most of the development and growth variables did not change with time, except the number of leaves which reduced. Breeding created cultivars with better potential fiber production and quality, but with reduced plasticity to sub-optimal environments and access to soil water. Secondly, an analysis of GEI for ecophysiological traits conferring a good response to drought was done in good and water limited conditions for a subset of four cultivars. The results indicated that water deficit had a negative impact on almost all plant functions, both under field and controlled environments. The recent cultivar L484 bred for the driest production area had the fastest development, thickest leaves with most chlorophyll and thus maintained the highest level of photosynthesis and transpiration per unit of leaf area in water-limited conditions. In these conditions, L484 had the highest radiation use efficiency and water use efficiency maintenances. Despite these traits this cultivar did not show any improvement in terms of biomass, harvest index and cotton yield across water conditions. Cotton breeding program in Cameroon succeeded in providing a cultivar (L484) better adapted to local conditions, with a higher stability and faster development coupled with a strategy of growth maintenance, without any improvement in yield. Thirdly, the crop simulation model CROPGRO-Cotton was used in order to design ideotypes with higher yield than existing cultivars. Field experiments in Cameroon were used to constitute the minimum dataset for the crop model calibration. Then, cultivars AC, L484 and forty-two virtual cultivars with ±20% from L484 parameter values were compared across 99 years of generated weather in two locations. Compared to L484, the cotton ideotypes in Cameroonian rainfed conditions had reduced emergence to anthesis duration, longer reproductive duration, higher maximum level of photosynthesis with thicker leaves, and smaller leaves for Far North region or bigger ones for North region
Nzetchou, Stéphane. "Méthodologie d'enrichissement sémantique de la CAO dans un environnement de continuité numérique". Thesis, Compiègne, 2021. http://www.theses.fr/2021COMP2642.
Pełny tekst źródłaThe digital transition in the manufacturing industry is characterised by a three or even four-decade liability. Some CAO models or digital mock-ups accumulated du ring this period are frozen, i.e. 3D models without a construction tree, which are characterised by missing geometries, due to software changes or versions of 3D formats that have not been updated Reverse engineering activities of CAO models, aiming at obtaining semantically rich 3D models, i.e. parametric and modifiable, made up of construction operations, carrying attributes and metadata, with geometric ru les and constraints, etc., thanks to the use of engineering tools such as CATIA for example, or by approaches based on point clouds coming from a scan for example. But, this is still not satisfactory, because at the end of the reverse engineering activities, we often obtain a solid with a weak semantic representation or an absent construction tree. This leads us to propose in the framework of this thesis work, a methodology for managing information linked to CAO models in order to integrate expert information that we call semantic into these CAO models. The frozen CAO models handled are usually in low-level formats such as STL, IGES or STEP AP203. They are used as input data for our methodology and they can be associated with product definition data, such as a product drawing or documents. The processing of CAO models requires a solution that is able to_manage the digital models and the information they couId possibly integrate. And also the incompleteness of some CAO models that is linked to the 3D format or to the limit of the technology used to obtain the CAO model (e.g. software li mit, 3D format for geometric representation only and that does not support a representation of the construction tree or that cannot graphically represent geometric dimensions and tolerances, etc.). Finally, the relevance of integrated information into CAO model, of a non-geometric nature, during the semantic overlay phase should make it possible, in certain cases, to produce parameterised CAO models, specific to the activity of the application domain. The state of the art, concerning the information representation contained in CAO model and the management of this information, makes it possible to identify techniques and approaches that help the semantic enrichment of CAO models at various levels of granularity. This thesis proposes a methodology named Vaquero For CAO Semantic Enrichment (VFCSE), which is made of three step access, identification and annotation. The aim of this methodology is to integrate missing and standardised information of a non-geometric nature, such as product specifications, tolerances, geometric dimensions, etc., into frozen CAO models. This information will be derived from user needs working on the CAO model and will corne from a semantically rich standard in order to be useful for many operations related to the product life cycle. The enrichment, thanks to this semantically rich standard, will allow for a perpetuation of the information and an efficient reuse of CAO model information. ln order to do this, a CAO model is retrieved from a PDM (Product Data Management) thanks to a user request. lt is visualised in a CAO viewer supporting STL, IGES and STEP AP203 formats. Then, follows a step of identifying components of CAO model. These components can be parts or assemblies. The identified components are annotated based on the STEP AP242 format, which represents the semantically rich standard. These annotations are stored in a standardised ontology, which serves as a minimal basis for carrying all the semantics to be integrated into the CAO mode in order to make the CAO model durable and reusable. The scientific contribution of this work is mainly based on the possibility of reverse engineering by using ontologies to annotate 3D models, according to user needs who has the CAO model at his disposal
Kibamba, Yannick Privat. "Spécification et développement d'un environnement collaboratif de gestion du cycle de vie des données de simulation numérique". Compiègne, 2011. http://www.theses.fr/2011COMP1997.
Pełny tekst źródłaThe proposed research work deals with the issues of Simulation Lifecycle Management (SLM). Nowadays numerical simulation plays a major role in the product development process. Indeed, reducing the need for physical prototypes and providing a relevant analysis of system behavior, numerical simulation has became a major lever for improving the development process. Faced to an increased competition, manufacturing companies rely heavily on numerical simulation to improve the technical performances of their products. According to this increasing use of numerical simulation, some issues related to data management and information sharing between simulation disciplines and with other phases of the development process has emerged. This PhD thesis presents a study of improvement of simulation activities based on an application of PLM approach. This study suggests two main areas of improvement. The first one concerns the definition of product structure for better integration of the needs of the numerical simulation, specifically in relation to the definition of fluid and structure domains and also related interactions. The second area is related to the management of dependencies between simulation data for a better traceability and an easier capitalization. This research work finally resulted in the implementation of a SLM prototype based on the solution Smar Team of Dassault Systèmes and coupled with two expert applications : CATIA, a CAD solution of Dassault Systèmes, and Workbench, a Pre/Post-processing solution of Ansys
Książki na temat "Conception technique – Environnement"
Ontario. Esquisse de cours 12e année: Environnement et gestion des ressources cgr4e cours préemploi. Vanier, Ont: CFORP, 2002.
Znajdź pełny tekst źródłaOntario. Esquisse de cours 12e année: Environnement et gestion des ressources cgr4m cours préuniversitaire. Vanier, Ont: CFORP, 2002.
Znajdź pełny tekst źródłaOntario. Esquisse de cours 12e année: Sciences de l'activité physique pse4u cours préuniversitaire. Vanier, Ont: CFORP, 2002.
Znajdź pełny tekst źródłaOntario. Esquisse de cours 12e année: Technologie de l'information en affaires btx4e cours préemploi. Vanier, Ont: CFORP, 2002.
Znajdź pełny tekst źródłaOntario. Esquisse de cours 12e année: Études informatiques ics4m cours préuniversitaire. Vanier, Ont: CFORP, 2002.
Znajdź pełny tekst źródłaOntario. Esquisse de cours 12e année: Mathématiques de la technologie au collège mct4c cours précollégial. Vanier, Ont: CFORP, 2002.
Znajdź pełny tekst źródłaOntario. Esquisse de cours 12e année: Sciences snc4m cours préuniversitaire. Vanier, Ont: CFORP, 2002.
Znajdź pełny tekst źródłaOntario. Esquisse de cours 12e année: English eae4e cours préemploi. Vanier, Ont: CFORP, 2002.
Znajdź pełny tekst źródłaOntario. Esquisse de cours 12e année: Le Canada et le monde: une analyse géographique cgw4u cours préuniversitaire. Vanier, Ont: CFORP, 2002.
Znajdź pełny tekst źródłaOntario. Esquisse de cours 12e année: Histoire de l'Occident et du monde chy4c cours précollégial. Vanier, Ont: CFORP, 2002.
Znajdź pełny tekst źródłaStreszczenia konferencji na temat "Conception technique – Environnement"
Savard, Pascal, i Jean-François Lapointe. "Conception d'un outil pour l'étude des techniques de déplacement en environnement virtuel". W the 18th international conference. New York, New York, USA: ACM Press, 2006. http://dx.doi.org/10.1145/1132736.1132781.
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