IPPAD project deliverables
The page lists 33 deliverables related to the research project "IPPAD".
List of Deliverables
| title and desprition | type | last update |
|---|---|---|
Nozzle flow for aged injectors exhibiting internal depositsPredictions for the aged nozzles will then determine the differences in fuel delivery, injection temperature and vapour concentration for the aged injectors. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2020-02-12 |
CGS model for the effect of fuels/additives on primary atomisationDirect numerical simulations with adaptive multi-resolution scheme and scale-separation approach for the interface (identification of under-resolved interface structures) of collapsing single bubbles and bubble clouds for different configurations: away from free surfaces and near free surfaces. The developed surface tension SGS closure model will be communicated to ESR6 working on LES. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2020-02-12 |
Property measurements for fuels enriched with additivesThe apparatus will be utilised for measuring 9 combinations of fuels: for each of the three base fuels, the effect of three additives (detergents, soot reducers and ignition improvers) on properties will be quantified. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2020-02-12 |
EoS of additised fuelsSimilar EoS model will be developed for the fuels enriched with additives. These models will also address the issue of whether the fuel droplets enter a supercritical state that allows them to readily mix with non-condensable gases (N2 + O2) or whether the fuel droplet has to vaporize before mixing as P-T conditions rapidly change. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2020-02-12 |
Supercritical spray development in idealised configurationsThe developed models of ESR7 and ESR12 will be utilised in the framework of a commercial CFD software for estimating the effect of nozzle geometry (being function of injector aging and operating conditions) on spray formation under supercritical conditions initially in a CVC environment. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2020-02-12 |
SGS model for the effect of fuels/additive on atomisationThe developed model will be used to compare the effect of fuel and additive properties on the atomisation process. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2020-02-12 |
Measurements for late-cycle soot oxidation in optical enginesFurther tests will examine the spray behaviour and cycle-to-cycle vatiation inside the cylinder of an optical light-duty engine, focusing on formation and late-cycle oxidation of soot. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2020-02-12 |
mCT measurements in transparent nozzle replicasmCT will be performed in all transparent tips for quantifying the cavitation volume fraction as function of nozzle geometry and fuel composition. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2020-02-12 |
Blackbody emission imaging and LII for spray combustionFollowing, high speed-video blackbody emission imaging and LII will be developed and utilised for quantifying soot in liquid spray flames in cooperation with ESR9, utilising fuels enriched with the same additives. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2020-02-12 |
Predictions with the above model in Diesel enginesAdditional electronic structure calculations using VASP will allow surface thermo-kinetics on graphene layers to be considered. The detailed heterogeneous soot kinetic mechanism that will be developed for high temperature environments will include a wide variety of adsorbed species. The soot oxidation mechanisms in O2, O and OH will be unraveled to derive a closure of filtered source terms for oxidation in the sectional model. The developed model will be applied to cases of industrial interest, demonstrating the effects of selected fuel additives on soot. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2020-02-12 |
Demonstration of technique in high pressure burner and optical enginesThe developed techniques will be applied to liquid sprays in high pressure burner and optical engines in co-operation with ESR8 and ESR10. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2020-02-12 |
Supercritical atomisation visualisation for main injection eventsNear-nozzle atomisation will be then characterised with high magnification/speed imaging for main injection events under supercritical conditions. Injection pressures as high as 4,500bar will be tested. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2020-02-12 |
Simulation of integrated technologies on combustionThe model of ESR13 will be further extended under the framework of a commercial CFD to account initially the effects of fuels and additives on combustion in Diesel engines. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2020-02-12 |
Supercritical spray characterisation of additised fuelsSimilar measurements will be performed for additised fuels. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2020-02-12 |
Cavitation visualisation in true-scale optical Diesel injectorsHigh speed imaging of cavitation inside transparent nozzle tips will be performed safely at pressures up to 2,000bar, although higher ones will be tested. The clean tips will be manufactured from sapphire for withstanding high pressures while 3-D printing will be utilised for manufacturing enlarged nozzle replicas that will match geometries of aged injectors (both from field tests and from accelerated nozzle coking tests). Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2020-02-12 |
Simulation of soot emissions from Diesel engines/environmental assessmAs a follow-up, the heterogeneous soot mechanism of ESR14 will be utilised for predictions of soot under real-world driving scenario, allowing an environmental assessment of the integrated activities of the programme. Model validation will be performed against the measurements of ESR9, 10 and 11. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2020-02-12 |
Soot measurements in optical engines for various fuels/injectorsThe developed soot measurements will be obtained in optical Diesel engines fuelled with the three reference fuels and the selected additives both for clean and aged injectors. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2020-02-12 |
LES methodology coupled in-nozzle flow and spray formationThe SGS models of ESR5 and ESR6 will be implemented into the developed code for estimating fuel atomisation under 4,500 injection pressure and SCF conditions. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2020-02-12 |
Development of soot measurement technique in high pressureSoot diagnostics (such as extinction, laser-induced incandescence (LII) and elastic light scattering) for high pressure and optically dense environments will be co-developed with ESR8. Measurements will be initially performed in simplified flame configurations. These data will assist ESR14 in the development of the relevant simulation model. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2020-02-12 |
Numerical predictions of soot emissions from enginesSubsequently, the CFD models to be developed as part of the work performed in WP2 and WP4 will be utilised to simulate the measured trends. The experimental data of ESRs 9, 10 and 11 will be used for validation of the combustion/emission simulations of ESR15. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2020-02-12 |
Supercritical spray development under engine driving conditionsPredictions will be performed utilising real-world operating conditions in realistic Diesel engine geometries. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2020-02-12 |
Heterogeneous soot oxidation kinetic mechanismMolecular dynamics simulations using the ReaxFF code will be used to generate a database of soot structures from the combustion of different surrogate fuels under different thermochemical conditions. With respect to existing macroscopic pore modeling approach, this approach will allow to capture the interplay between boundary layer and surface chemistry inside the particle with mass transport, while capturing finely the structural changes of soot nanostructure and the interplay between neighboring pores during oxidation. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2020-02-12 |
EoS of non-additised fuelsBased on the fuel property measurements, a SAFT-based EoS approach will be developed for predicting fuel thermodynamic and transport properties that occur in high pressure FIE for Diesel engines. Properties will include internal energy, heat capacity, viscosity, density, thermal conductivity, surface tension and enthalpy of vaporisation of a surrogate fuel, summer Diesel and low quality Diesel. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2020-02-12 |
DNS methodology for atomisation at supercritical conditionsImplementation of the SAFT EoS to interface tracking codes will be performed, in an effort to estimate the effect of supercritical conditions on near-nozzle atomisation. To account for the discontinuous nature of the phase interface, a one fluid approach will be followed, making property calculation a function of the liquid volume fraction. Dynamic grid refinement and advanced algorithms suppressing numerical diffusion of the gas/vapour-liquid interface will be employed. The computational model will address the issue of whether the fuel enters a supercritical state that allows it to readily mix with noncondensable gases (N2 + O2) or whether the fuel droplet has to vaporize before mixing as P-T conditions rapidly change. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2020-02-12 |
Property measurements for non-additised fuelsDevelop and commission a test rig for measuring fuel properties up to 3,000 bar and fuel’s critical point; initially measurements of a surrogate, summer Diesel and low-quality Diesel will be measured. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2019-07-09 |
Nozzle flow simulations for clean injectorsSAFT EoS for the three base fuels and the additive combinations will be implemented in the CFD code of CITY in order to determine friction-induced heating, cavitation and boiling effects occurring during realistic injection events. The initial task will be validation against the experimental data of ESR2 for clean injectors. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2019-07-09 |
Implementation of real fluid EoS into IFPEN codesub-critical atomisation, will be extended on the basis of the SAFT EoS for the liquid phase and real-gas EoS for the air/vapour phases to multi-component fuels with/without additives at supercritical conditions. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2019-07-09 |
Project websiteProject website is created and upa nd running. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Websites, patent fillings, videos etc. | 2019-07-09 |
DNS studies for surfactant activityIdentification of physically sound constituent laws (surfactant-surface-tension relation) for realistic fuel compositions and additives and formulation of numerical models for surfactant transport at the vapor-liquid interface, numerical validation for simple gas-bubbles in liquid, followed by formulation of surface tension models with a generalized-Riemann-solver framework for conservative interface-interaction models, and validation for single-bubble growth and collapse configurations. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2019-07-09 |
Soot measurements in metallic enginesThe effect of high pressure injection, fuel properties and additive concentration will be tested in real engines. Tests will include surrogate fuels, summer Diesel and low-quality Diesel enriched with the additives under investigation. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2019-07-09 |
Supercritical atomisation visualisation for pilot injection eventsHigh energy X-rays at ANL will characterise initially the liquid/vapour distribution inside the nozzle’s sac volume for different fuels/additives both for clean and aged injectors with deposits. High speed imaging in CVC will then characterise the liquid atomisation near the nozzle exit for pilot injection events, aiming to link the amorphous ligaments formed at the nozzle exit with the nozzle geometry/flow. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2019-07-09 |
Soot formation in vapour fuel burnersA Diesel fuel vaporiser and burner will be initially designed, allowing for quantification of ‘soot reducer’ additives to be quantified independently, as atomisation, phase-change and mixing processes will be bypassed. Soot measurements will be performed using LII, wide-angle light scattering, SMPS and TEM. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2019-07-09 |
Supercritical spray characterisation of non-additised fuelsParallel to the near-nozzle studies, imaging and LIEF will characterise the macroscopic development and mixing under supercritical conditions for clean and aged injectors and for pressures up to 4,5000bar; initially measurements will be performed for the three base fuels. Programme: H2020-EU.1.3.1. - Topic(s): MSCA-ITN-2015-ETN |
Documents, reports | 2019-07-09 |