Abstract: A lubricant composition includes at least one base oil and at least one additive having the formula (I): wherein R and R1 are selected independently of each other from among: a hydrogen atom; or linear or branched, saturated or unsaturated hydrocarbon groups, containing from 8 to 40 carbon atoms; with at least one radical from among R and R1 being a hydrocarbon group containing at least two ethoxylated and/or propoxylated units.

Abstract: In various aspects, the present disclosure provides an example autonomous microsystem for immersion into a fluid. The autonomous microsystem includes electronics, a power source, and a packaging system that surrounds the electronics and the power source. The electronics can be configured to sense and record one or more environmental conditions. The packaging system may include a deformable shell that defines an internal space and a plurality of filler particles disposed in the internal space and configured to control a density of the autonomous microsystem in relation to the fluid. The filler particles may comprise a low-density material having a bulk density greater than or equal to about 100 kg/m3 and less than or equal to about 1,000 kg/m3 and have a packing density greater than or equal to about 1011/m3 and less than or equal to about 1021/m3.

Abstract: The disclosure relates to method for optimizing a hybrid system for green H2 and/or H2 derivative production and/or conversion. The method comprises providing constraints, which include one or more constraints each related to a H2 demand over a predetermined time period, and/or one or more constraints related to technologies of the hybrid system that are involved in the green H2 and/or H2 derivative production and/or conversion. The method comprises providing an objective function quantifying a rate of the green H2 and/or H2 derivative production and/or conversion by only renewable technologies of the system. The method comprises optimizing the objective function based on the constraints, the optimization using a MILP optimization method based on a linear formulation of the constraints and having free variables including a green H2 and/or H2 derivative production capacity of an electrolyzer of the system and operational variables for mass and power exchanges between the system technologies.

Abstract: The present invention relates to a method for characterizing a zone of land, referred to as the target zone, intended for the installation of photovoltaic panels, the method comprising: receiving a bird's eye image of a target zone, detecting, in the image, a shadow cast over the target zone originating from an obstacle, determining a dimension, referred to as the main dimension, of the detected cast shadow, determining the position of the sun during the acquisition of the image on the basis of characteristics relating to the image, determining the height of the obstacle on the basis of the main dimension and the determined position of the sun, and characterizing the target zone on the basis of the height determined for the obstacle.

Abstract: The invention concerns the use of a hydroxide having the formula XOH, wherein X is Na or K, in a bituminous composition including bitumen modified by a crosslinked elastomer which is a crosslinked vinyl aromatic hydrocarbon and conjugated diene copolymer, having a vinyl aromatic hydrocarbon content representing less than 30% by weight of the weight of the crosslinked elastomer, for improving the effect of the crosslinked elastomer on the elastic properties of the bituminous composition.

Abstract: The device includes a first X-ray source, configured to illuminating a measurement cell with a first beam of X photons; a first detector, placed opposite the first X-ray source along a first illumination axis; a second X-ray source, configured to illuminating the measurement cell with a second beam of X photons simultaneously with the first X-ray source; a second detector, placed opposite the second X-ray source along a second illumination axis; and a tray carrying the first X-ray source, the first detector, the second X-ray source, and the second detector, the tray being rotatable around the cell axis.

Abstract: A method for determining the production-based availability of a wind farm includes: determining a time series comprising at least an expected production for each wind turbine and a total expected production for the entire wind farm at each timestep of a given time period. The expected productions take into account systematic losses relative to each wind turbine. The method further includes determining a total delivered production for the entire windfarm on the basis of the expected production of each wind turbine at each timestep and a determined availability of each wind turbine at each timestep of the time series, and determining the production-based availability of the entire wind farm at each timestep on the basis of the total expected production and of the total delivered production.

Abstract: The present invention relates to a process for the non-oxidative conversion of saturated C1+ hydrocarbons into unsaturated C2+ hydrocarbons and hydrogen in the presence of an unsupported carbon-based catalyst having a carbon content of at least 90.0 wt % and a metal concentration which is less than 0.3 wt %; with wt % expressed based on the total weight of said carbon-based catalyst. The present invention also provides a process for producing a graphite derivative. Further provided are a graphite derivative, and uses thereof, and systems for carrying out the processes of the invention.

Abstract: A water treatment assembly includes a water treatment system including at least one ventilation device for ventilating water treated in the water treatment system, a compressed air system for producing and storing compressed air, the compressed air system being configured for feeding compressed air to the ventilation device and/or to an electrical power unit configured for producing electrical energy from compressed air, and an electrical power system configured for producing electrical power with using at least one renewable energy source and for feeding the water treatment system and the compressed air system with electrical power. The water treatment assembly includes a heat management system configured for transferring heat from the electrical power system, the electrical power unit and/or the compressed air system to the water treatment system.

Abstract: A seismic data processing method comprises transforming an at least one common receiver gather in the time-offset domain to obtain a grid in a frequency-wavenumber domain; calculating and applying a Doppler correction filter value at each point of the grid in the frequency-wavenumber domain; inverse transforming the grid in the frequency-wavenumber domain to the time-offset domain to obtain a Doppler corrected common receiver gather; and processing the corrected Doppler common receiver gather to obtain at least a representation or/and a measurement of at least a ground feature using the Doppler corrected common receiver gather. The method may further include calculating and applying a Doppler correction filter value by determining an instantaneous frequency function of at least one of the sweeps emitted by the source, inverting the instantaneous frequency function to obtain an inverse frequency function, and calculating the Doppler correction filter value from the inverse frequency function.

Abstract: A method for training a solar irradiance forecasting model for an area of interest, the method includes collecting a training database comprising, for each sub-period of a past period of time, solar irradiance measurements of the area of interest, determining, for each sub-period, a forecast of the solar irradiance on the basis of a baseline forecast model and of the solar irradiance measurements for said sub-period, determining, for each sub-period, an error metric, called variability, identifying the sub-periods, called more informative sub-periods, whose variability is above a predetermined variability threshold, compiling a refined training database on the basis of the solar irradiance measurements of the more informative sub-periods, and training the solar irradiance forecasting model on the basis of the refined training database.

Abstract: A method for determining the locations of flow entities for operating a reservoir includes receiving a geological description of the reservoir, and building a geographical graph comprising nodes and edges between nodes. Each node represents a flow entity location and is assigned geographic coordinates, and each edge represents relationships between adjacent nodes and is assigned a value of at least one edge property derived from the geological description of the reservoir. A deformation process on the geological graph is implemented by defining a geological quantity over the geological graph, being function of the spacing between the nodes and of the edge property assigned to the edges of the graph, starting from initial coordinates of the nodes, adjusting the locations of the nodes based on the defined geological function, and outputting the adjusted flow entities locations as determined locations for operating the reservoir.

Abstract: A lubricant composition includes at least one base oil; at least one additive having the formula (I): wherein R and R1 are selected independently of each other from among a hydrogen atom; or saturated or unsaturated, linear hydrocarbon groups containing from 8 to 20 carbon atoms; with at least one of the two radicals R or R1 being a saturated or unsaturated, linear hydrocarbon group containing from 8 to 20 carbon atoms.

Abstract: Provided herein is method for transferring fluid between a first offshore assembly located in a body of water and an assembly floating on the body of water, associated assembly and facility. The method includes the following steps: installing and mechanical tensioning of a plurality of mooring lines between the offshore assembly and the floating assembly, each mooring line having an active length under mechanical tension between a first point and a second point; fluidic connection between a first capacity and a second capacity via a fluid transfer system, and transfer of fluid between the first capacity and the second capacity; continuous measurement of the mechanical tension applied to the active length of at least one mooring line; and control of the active length of the at least one mooring line by a controller, to keep the mechanical tension applied to the at least one mooring line within a preset mechanical tension interval.

Abstract: A method for purifying a composition having a plastic liquefaction oil, wherein (a) a composition of a plastic liquefaction oil is provided, then (b) washed with a first aqueous solution to obtain an organic phase containing the washed composition and a first aqueous effluent, then (c) the organic phase of step (b) is treated in the presence of a basic compound at a temperature of at most 450° C. to obtain an organic effluent comprising a treated composition, and (d) the organic effluent of step (c) is washed with a second aqueous solution to obtain a purified composition having a reduced heteroatom content, and a second aqueous effluent. Furthermore, in step (b), the first aqueous effluent is returned in whole or in part to step (d), and/or in step (d), the second aqueous effluent is returned in whole or in part to step (b).

Abstract: The present disclosure concerns a grease composition comprising relative to the total weight of the grease composition: a) from 70 to 95% by weight of base oil(s) each having a 28-day biodegradability of at least 60% as measured according to standard OECD 301B, b) from 1 to 20% by weight of thickener(s) chosen from among fatty acid metal salts, each thickener having a 28-day biodegradability of at least 60% as measured according to standard OECD 301B; c) from 0.5 to 10% by weight of calcium carbonate having a D50 particle size greater than or equal to 3 ?m and a D90 particle size greater than or equal to 10 ?m.

Abstract: The invention relates to a lubricant composition comprising water and: from 1 to 60% by weight of poly(alkylene glycol), from 0.5 to 30% by weight of polyetheramine, relative to the total weight of the lubricating composition. The invention further relates to the use of said lubricating composition as a fluid for working metals, the metals being preferably chosen from steel and aluminum.

Abstract: Disclosed is a method for optimizing a drilling strategy during drilling of a well within a subsurface volume comprising a reservoir zone. The method comprises obtaining a trained neural network, having been trained on training data relating to the subsurface volume to infer well data from seismic data and fresh well data from a portion of said well which has been drilled. The trained neural network is further trained using training data comprising said fresh well data and associated seismic data from the subsurface volume and then used to determine inversion well data relating to a region of the reservoir comprising an intended well path for the well. The drilling strategy for at least a next portion to be drilled is optimized based on said inversion well data.

Abstract: The disclosure relates to the purification and treatment of oil produced from the liquefaction of waste polymer for instance the pyrolysis of waste plastics via the polymerization of dienes prior to further treatments.

Abstract: A method for estimating an injection profile in function of the depth of a well include performing, when the well is initially filled with an initial fluid: a well closing phase wherein a first fluid is injected at a first end of the well until said first fluid reaches a second end of the well, said first fluid having a higher viscosity than the initial fluid; and a well opening phase wherein a second fluid is injected at the first end until said second fluid reaches the second end, said first fluid having a higher viscosity than the second fluid. The method further comprises measuring at least one temporal injection profile and estimating the depth injection profile of the well based on the at least one temporal injection profile.