Abstract: An energy storage system (10) with an energy storage unit (8) to which a short-circuit fuse element is assigned, is designed to enable an increase in operational safety in a hybrid motor vehicle. For this purpose, it is provided according to the invention that the short-circuit fuse element is electrically connected in series with a current restricting component.

Abstract: The present invention relates to a paste-like mass that can be used in electrochemical structural elements comprising (A) 0-70% by weight of a matrix containing or consisting of at least one organic polymer, precursors thereof, or prepolymers thereof, and (B) 30-100% by weight of an electrochemically activatable inorganic material that is preferably not soluble in the matrix and that is in the form of a solid substance, and additionally, if necessary, a suspending agent for (B), characterized in that said electrochemically activatable material is at least partially a nanocrystalline powder, with the proviso that said material (B) is not a material that can be used as electrode material in the absence of (A). Said mass is suitable for producing layers that are self-supporting or that are placed on a substrate from which or with which composite layers with electrochemical properties can be produced, such as accumulators, batteries, condensators (supercaps), solar cells and electrochromic indicating elements.

Abstract: An air spring and damper unit for vehicles has, as operating spaces, at least two pressure spaces filled with compressed air and connected to one another via flow channels. The pressure spaces have movable walls in the form of rolling bellows or folding bellows, wherein a pilot-controlled main valve which can be loaded with a control pressure on the low-pressure side is configured at least in one flow direction in a first flow channel.

Abstract: A motor vehicle, in particular an electric or hybrid vehicle, with an electric energy source and a control device assigned to said source, is intended to improve the degree of effectiveness and to extend the service life of the electric energy source in a vehicle of this type. For this purpose, according to the invention, a control device is provided which is designed to transmit control signals to the electric energy source which are generated from the basic data which characterises the operational activity to date.

Abstract: Disclosed is a method for controlling the operating point (AP, AP1, AP2) of a battery (1), such as a lithium ion battery, a nickel metal hydride battery or a lithium polymer battery. The charging state (SoC1, SoC2) of the battery (1) is recorded as a state variable which determines the current operating point (AP1, AP2) of the battery (1). The current operating point (AP1, AP2) is set by a corresponding set value (SoCAP1, SoCAP2) for the charging state (SoC1, SoC2) which is continuously adjusted depending on the temperature (T) and/or on the age state (SoH) of the battery.

Abstract: The invention relates to a drive system for a motor vehicle comprising an internal combustion engine and at least one electric machine, said vehicle also being provided with at least one vehicle electric system for electric power supply. In addition, the drive system is provided with at least one energy accumulator with several energy accumulator cells and a control assembly for controlling different operating modes of the motor vehicle.

Abstract: Disclosed is a method for determining the ageing (SoH) of a battery (1, 2), such as a lead battery, a nickel metal hydride battery, a lithium ion battery or a capacitor for a vehicle. Several parameters (5.1 to 5.n) of the battery (1, 2) are detected or determined and two parameters (5.1 to 5.n) are predefined as a pair of parameters (5.1 to 5.n, 5.1 to 5.n) and are correlated in such a way that the parameter ranges that form the basis of each parameter (5.1 to 5.n) and value pairs (X1, Y1 to Xn, Ym) of the predefined pair of parameters (5.1 to 5.n, 5.1 to 5.n) that result from said ranges are weighted in classes.

Abstract: The invention relates to a paste-like mass that can be used in electrochemical structural elements, including a heterogeneous mixture of (1.) a matrix (A) containing at least one organic polymer, precursors thereof, or prepolymers thereof, or consisting of said components, (2.) an electrochemically activatable inorganic material in the form of a solid substance (B), said material not being soluble in said matrix and in water, and (3.) a material (C) which is capable of improving the transport of a liquid electrolyte into and the storage thereof within the structural element, with the proviso that said material (C) is not a material which simultaneously has conductivity improving properties, if said solid substance (B) is a material that is suitable as an electrode material. From said mass, layers (films) and electrochemical composite layers can be produced that are subsequently impregnated with an electrolyte solution preferably of electrolytes dissolved in plasticizers for said matrix (A).

Abstract: A method for the processing of a polyalphaolefin feedstock having a concentration of organic halide to thereby yield a polyalphaolefin end-product having a low concentration of organic halide. The method includes a hydrogenation step whereby the polyalphaolefin feedstock is contacted under suitable reaction conditions with a specific hydrogenation catalyst composition that is resistant to halide deactivation. The hydrogenation catalyst comprises a noble metal on a support material comprising silica and alumina. The hydrogenated polyalphaolefin feedstock is further processed to remove the hydrogen halide produced during the hydrogenation step to yield the polyalphaolefin end-product.

Abstract: The invention relates to a paste-like mass that can be used in electrochemical structural elements, comprising a heterogeneous mixture of (1.) a matrix (A) containing at least one organic polymer, precursors thereof, or prepolymers thereof, or consisting of said components, (2.) an electrochemially activatable inorganic material in the form of a solid substance (B), said material not being soluble in said matrix and in water, and (3.) a material (C) which is capable of improving the transport of a liquid electrolyte into and the storage thereof within the structural element, with the proviso that said material (C) is not a material which simultaneously has conductivity improving properties, if said solid substance (B) is a material that is suitable as an electrode material. From said mass, layers (films) and electrochemical composite layers can be produced that are subsequently impregnated with an electrolyte solution preferably of electrolytes dissolved in plasticizers for said matrix (A).

Abstract: A process for the preparation of a catalyst, which process comprises the steps of: i) mixing an alumina precursor with combustible carbon-containing fibres with a diameter in the range of from 0.5 to 5 ?m and a length of no greater than 100 ?m in an amount in the range of from 20 to 40 wt % based on the total dry mixture; ii) adding nitric acid and water to form an extrudable mass; iii) extruding the mixture to form shaped particles; iv) drying the shaped particles; v) heating the particles in an atmosphere comprising no more than 5 vol % oxygen at a temperature in the range of from 350 to 600° C.; and vi) then heating the particles in a gas mixture comprising at least 12 vol % oxygen at a temperature in the range of from 450 to 600° C.

Abstract: A voltaic element including at least one lithium intercalating electrode and a housing including flexible film material through which diverters connected to positive and negative electrodes of the element are conducted exteriorly, wherein the diverter connected to the collector of the negative electrode and conducted to the exterior includes nickel-coated copper foil.

Abstract: The invention relates to highly active spherical metal support catalysts with a metal content of 10 to 70% by mass, and a process for their production with the use of a mixture of polysaccharides and at least one metal compound which is dropped into a metal salt solution.

Abstract: The invention relates to highly active spherical metal support catalysts with a metal content of 10 to 70% by mass, and a process for their production with the use of a mixture of polysaccharides and at least one metal compound which is dropped into a metal salt solution.

Abstract: The present invention relates to a catalyst which consists of a combination of zeolite and platinum or palladium on aluminum oxide. The catalyst is suitable for converting solid Fischer-Tropsch paraffins into microcrystalline waxes.

Abstract: A method for producing electrode sheets for electrochemical elements which contain at least one lithium-intercalating electrode which is composed of a mixture of at least two copolymerized fluorized polymers in whose polymer matrix electrochemically active materials which are insoluble in the polymer are finely dispersed, the fluorized polymers are, having being dissolved as a solvent, mixed with electrochemically active materials, the resulting pasty substance is extruded to form a sheet and then laminated with a polyolefin separator, which is provided with a mixture of the two polymers, PVDF-HFP copolymers in each case being used as the polymer, and the proportion of HFP being less than about 8 percent by weight.

Abstract: A method for producing an electrochemical element having at least one lithium-intercollating electrode and an organic electrolyte, at least one positive electrode, at least one negative electrode and at least one separator are joined together to form an element, with the separator being a porous matrix composed of at least about 60% by weight of a ceramic material A, which contains lithium ions, and a polymer as a binding agent. The resulting element is then introduced into a housing and impregnated with a liquid organic electrolyte B, whose conductive salt contains lithium ions, so that the ionic total conductivity of the separator is formed by adding the ion conductivities of A and B and the reciprocal of the specific contact resistance of the phase boundary between A and B, and is then closed such that it is sealed. A copolymer composed of vinylidene fluoride and hexafluoropropylene is used as the binder polymer. Material A is a naturally occurring mineral.

Abstract: A process for preparing a catalyst which process comprises the steps of: (a) introducing a Group 8 metal compound onto a carrier, (b) converting a first portion of the Group 8 metal compound on the carrier into metallic species in a liquid phase reaction, and (c) subsequently converting a further portion of the Group 8 metal compound on the carrier into metallic species in a gas phase reaction; a catalyst which is obtainable by this process; and a process for preparing an alkenyl carboxylate comprising reacting a mixture comprising an olefin, a carboxylic acid and oxygen in the presence of the catalyst.

Abstract: A process for preparing a catalyst which process comprises the steps of: (a) introducing a Group 8 metal compound onto a carrier, (b) converting a first portion of the Group 8 metal compound on the carrier into metallic species in a liquid phase reaction, and (c) subsequently converting a further portion of the Group 8 metal compound on the carrier into metallic species in a gas phase reaction; a catalyst which is obtainable by this process; and a process for preparing an alkenyl carboxylate comprising reacting a mixture comprising an olefin, a carboxylic acid and oxygen in the presence of the catalyst.

Abstract: A method for fault tracing in automatically operating electronic measurement and test arrangements for a large number of electrochemical elements, wherein holders for the electrochemical elements are provided on the measurement and test arrangements and wherein cell simulators are provided with an external shape and size, including electrical connections, which approximately simulate one of the electrochemical elements to be tested, and contain test electronics, with a behaviour of the cell simulators with inverse polarity differing to a major extent from a behaviour with polarity based on the application, including the steps of inserting of the cell simulators into the holders, activating one of the cell simulators and applying a measurement current applied to it, measuring the voltage on the cell simulator and comparing the voltage with the nominal voltage predetermined for the cell simulator.