{"id":74,"date":"2025-05-09T15:44:36","date_gmt":"2025-05-09T15:44:36","guid":{"rendered":"https:\/\/horizon2020-ecool.eu\/?p=74"},"modified":"2025-05-10T15:03:02","modified_gmt":"2025-05-10T15:03:02","slug":"work-packages-2","status":"publish","type":"post","link":"https:\/\/www.horizon2020-ecool.eu\/index.php\/2025\/05\/09\/work-packages-2\/","title":{"rendered":"Work Packages"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"74\" class=\"elementor elementor-74\">\n\t\t\t\t<div class=\"elementor-element elementor-element-16e78ce e-flex e-con-boxed e-con e-parent\" data-id=\"16e78ce\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-47fee6e elementor-widget elementor-widget-text-editor\" data-id=\"47fee6e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>WP1:<\/strong> <br \/>Synthesis of benchmark coolants and characterisation of their critical rheological and transport properties (e.g., shear\/elongational viscosity and equilibrium\/dynamic surface tension). <br \/>Test rigs for spray visualisation and impact on heated targets set-up and instrumented; this includes appropriate nozzles, sensors, imaging and laser systems configuration and testing. <br \/>Assessment of temperature measurement techniques and sensors. <br \/>Design, manufacturing and set-up of linear and optical e-motor have been. <br \/>Design of spray injection cooling system.<\/p><p><strong>WP2:<\/strong><br \/>Molecural dynamics simulations, complementing the experiments of WP1 for operating points for which measurements will be either time consuming or with low accuracy. <br \/>Machine Leaning platform for enabling constitutive equation providing the mathematical relationship between the strain-rate history and the corresponding tensorial stress. <br \/>Spray modelling: theoretical constitutive models, accounting for the contribution of polymeric chains in the stress tensor of the momentum conservation equation and embedding the ML term have been implemented in OpenFOAM . This CFD modelling framework simulates from \u2018first-principles\u2019 the size distribution of the structures (ligaments and satellite droplets) forming during near-nozzle atomisation\/fragmentation processes for the examined cooling fluids. <br \/>On-the-fly adaptive grid refinement provides the required resolution near the interface of the atomising liquid. Sufficient number of numerical simulations will allow the formulation of a sub-grid-scale viscoelastic-atomisation model for predicting jet\/spray primary break-up, as function of the liquid properties and injector geometry.<\/p><p><strong>WP3:<\/strong><br \/>Numerical simulations utilising complex numerical grids required for considering the geometry of the motor windings. <br \/>Analytical functions for surface parametrisation (e.g., surface approximation polynomials such as Bezier or Splines) required by the ML algorithm to facilitate continuous input values have been implemented. <br \/>AVL-FIRE is currently extended to incorporate the atomisation SGS model developed in WP2. <br \/>Datasets will be used for the training of the ML-tool.<\/p><p><strong>WP4:<\/strong><br \/>Establish the proof-of-concept. <br \/>Experimental verification in a motor offering optical access; instrumentation incorporated as part of WP1 will produce the relevant operating data, temperature recordings, efficiency and power output. In this prototype device<br \/>Spray visualisation experiments will validate the ML model of WP3. <br \/>The ML tool will be further utilised for parametric\/optimisation studies aiming to identify the optimum combination of geometries and coolant properties for different types of e-motors. <br \/>Verification and synthesis of the optimal polymer mixtures with measurements. <br \/>Model predictions and guidelines for the cooling of e-motor designs for future applications, such as heavy-duty machines, marine and aviation applications.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>WP1: Synthesis of benchmark coolants and characterisation of their critical rheological and transport properties (e.g., shear\/elongational viscosity and equilibrium\/dynamic surface tension). Test rigs for spray visualisation and impact on heated targets set-up and instrumented; this includes appropriate nozzles, sensors, imaging and laser systems configuration and testing. Assessment of temperature measurement techniques and sensors. Design, manufacturing [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-74","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Work Packages - Horizon<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.horizon2020-ecool.eu\/index.php\/2025\/05\/09\/work-packages-2\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Work Packages - Horizon\" \/>\n<meta property=\"og:description\" content=\"WP1: Synthesis of benchmark coolants and characterisation of their critical rheological and transport properties (e.g., shear\/elongational viscosity and equilibrium\/dynamic surface tension). Test rigs for spray visualisation and impact on heated targets set-up and instrumented; this includes appropriate nozzles, sensors, imaging and laser systems configuration and testing. Assessment of temperature measurement techniques and sensors. 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