Patent application number | Description | Published |
20080319584 | PROCEDURE FOR CONTROLLING AN INJECTION VALVE - The invention concerns a procedure for controlling an injection valve, at which the injection valve is supplied with current that is provided by a condenser during a holding phase, at which the injection valve is kept open. The invention further concerns a device for controlling an injection valve, which is customized to cause the condenser to provide the injection valve during a holding phase, at which the injection valve is kept open, with current. | 12-25-2008 |
20130221878 | METHOD FOR SETTING A DESIRED OUTPUT VOLTAGE OF A POWER SUPPLY BRANCH OF A CONTROLLABLE ENERGY STORE - A method for setting a desired output voltage of a power supply branch of a controllable energy store, for controlling and supplying electrical energy to an n-phase electric motor, where n≧1. The controllable energy store has n parallel power supply branches, which each have at least two serially connected energy storage modules including at least one electrical energy storage cell having an assigned, controllable coupling unit; are connected to a reference bus on one side; and are connected to phases, respectively, of the electric motor on the other side. At least one coupling unit is controlled by pulses so that the arithmetic mean of the output voltage of a power supply branch corresponds to the desired output voltage. The energy storage cells respectively assigned to the coupling unit are switched into the respective power supply branch for a pulse duration, and are bypassed during a pause time. | 08-29-2013 |
20130234647 | METHOD FOR TRANSFERRING ENERGY BETWEEN AT LEAST TWO ENERGY STORAGE CELLS IN A CONTROLLABLE ENERGY STORE - In a method for transferring energy between at least two energy storage cells in a controllable energy store that serves to control and to supply electrical energy to an n-phase electric machine, which energy store has n power supply arms which each have at least two series-connected energy storage modules which each include at least one electrical energy storage cell with an associated controllable coupling unit, and are connected to one respective phase of the electric machine, in a charging phase, all coupling units of those energy storage modules which are to be used as an energy source are controlled in such a way that the respectively associated energy storage cells are connected into the respective power supply arm. | 09-12-2013 |
20130241447 | Systems for charging an energy store, and method for operating the charging systems - A system for charging at least one energy reservoir cell in a controllable energy reservoir for controlling/supplying electrical energy to an n-phase electrical machine. The controllable energy reservoir has n parallel energy supply branches each having at least two series connected energy reservoir modules, each encompassing at least one electrical reservoir cell having an associated controllable coupling unit. The energy supply branches are connectable to a reference bus and a respective phase of the machine. As a function of control signals, the coupling units interrupt the respective energy supply branch or bypass the cells or switch the associated cells into the respective energy supply branch. To enable charging of at least one cell, at least two phases of the machine are connectable via at least one respective freewheeling diode to a positive pole of a charging device, and the reference bus is connectable to a negative pole of the device. | 09-19-2013 |
20130241472 | POWER SUPPLY SYSTEM AND METHOD FOR CHARGING AT LEAST ONE ENERGY STORAGE CELL SERVING AS AN ENERGY STORE FOR A DC LINK IN A POWER SUPPLY SYSTEM - A power supply system has an n-phase electric machine, where n≧1, and a controllable energy store serving to control and to supply electrical energy to the electric machine. The controllable energy store has n parallel power supply arms which each have at least two series-connected energy storage modules which each include at least one electrical energy storage cell with an associated controllable coupling unit, are connected on one side to a reference bus and are connected on the other side to one respective phase of the electric machine. In dependence on control signals, the coupling units either bridge the respectively associated energy storage cells or connect the respectively associated energy storage cells into the power supply arm. | 09-19-2013 |
20130249287 | SYSTEM FOR CHARGING AN ENERGY STORE, AND METHOD FOR OPERATING THE CHARGING SYSTEM - An energy supply network has an n-phase electrical machine where n≧1 and a controllable first energy reservoir which serves to control and supply electrical energy to the electrical machine. The first energy reservoir has n parallel energy supply branches that each have at least two energy reservoir modules, connected in series, that each encompass at least one electrical energy reservoir cell having an associated controllable coupling unit and are connected on the one hand to a reference bus, and on the other hand to a respective phase of the electrical machine. As a function of control signals, the coupling units either bypass the respectively associated energy reservoir cells or switch the respectively associated energy reservoir cells into the energy supply branch. | 09-26-2013 |
20130249474 | System for Charging an Energy Store, and Method for Operating the Charging System - A system for charging at least one energy reservoir cell in a controllable energy reservoir serving to control/supply electrical energy to an n-phase electrical machine (n≧2). The controllable energy reservoir has n parallel energy supply branches each having at least two series connected energy reservoir modules, each encompassing at least one electrical energy reservoir cell having an associated controllable coupling unit, are connected to a reference bus, and are connected to a respective phase of the machine. As a function of control signals, the coupling units interrupt the respective energy supply branch or bypass the associated reservoir cells or switch the associated reservoir cells into the respective energy supply branch. To charge at least one cell, at least two phases of the machine are connectable via at least one respective free-wheeling diode to a negative pole of a charging device. The reference bus is connectable to the negative pole of the device. Those energy supply branches connected to those phases which are connectable to the negative pole of the device each have a contact point disposed between two energy reservoir modules and is connectable via at least one free-wheeling diode to a positive pole of the device. | 09-26-2013 |
20130257355 | SYSTEM FOR CHARGING AN ENERGY STORE, AND METHOD FOR OPERATING THE CHARGING SYSTEM - A system for charging at least one energy reservoir cell in a controllable energy reservoir which serves to control and supply electrical energy to an n-phase electrical machine where n≧1. The controllable energy reservoir has n parallel energy supply branches that each have at least two energy reservoir modules, connected in series, that each encompass at least one electrical energy reservoir cell having an associated controllable coupling unit. The energy supply branches are connected on the one hand to a reference bus and on the other hand to a respective phase of the electrical machine. As a function of control signals, the coupling units either interrupt the energy supply branch or bypass the respectively associated energy reservoir cells or switch the respectively associated energy reservoir cells into the energy supply branch. All energy supply branches are connectable via at least one inductance and one rectifier unit to an external energy supply network. The reference bus is furthermore connectable to the rectifier unit. | 10-03-2013 |
20130270905 | SYSTEM FOR CHARGING AN ENERGY STORE, AND METHOD FOR OPERATING THE CHARGING SYSTEM - A system for charging at least one energy reservoir cell in a controllable energy reservoir which serves to control and supply electrical energy to an n-phase electrical machine where n≧1. The controllable energy reservoir has n parallel energy supply branches that each have at least two energy reservoir modules, connected in series, that each encompass at least one electrical energy reservoir cell having an associated controllable coupling unit, and are connected to a reference bus and to a respective phase of the electrical machine. As a function of control signals, the coupling units interrupt the respective energy supply branch, bypass the respectively associated energy reservoir cells, or switch the respectively associated energy reservoir cells into the respective energy supply branch. | 10-17-2013 |
20130280588 | BATTERY MODULE HAVING REDUCED TOTAL INDUCTANCE - The invention relates to a battery module ( | 10-24-2013 |
20130280607 | BATTERY CELL HAVING REDUCED CELL INDUCTANCE - The invention relates to a battery cell ( | 10-24-2013 |
20130285456 | CONTROLLABLE ENERGY STORE AND METHOD FOR OPERATING A CONTROLLABLE ENERGY STORE - The invention relates to a controllable energy store ( | 10-31-2013 |
20130293165 | SYSTEM FOR COUPLING AT LEAST ONE DC SOURCE TO A CONTROLLABLE ENERGY STORE AND ASSOCIATED OPERATING METHOD - The invention relates to a system for coupling at least one DC source ( | 11-07-2013 |
20130307445 | SYSTEM FOR CHARGING AN ENERGY STORE, AND METHOD FOR OPERATING THE CHARGING SYSTEM - The invention relates to a system for charging at least one energy storing cell ( | 11-21-2013 |
20130314008 | ENERGY STORAGE DEVICE FOR A SEPARATELY EXCITED ELECTRICAL MACHINE - The invention relates to an energy storage device ( | 11-28-2013 |
20130314045 | CHARGING AN ENERGY STORE - The invention relates to a system for charging at least one energy storing cell ( | 11-28-2013 |
20130314046 | SYSTEM FOR CHARGING AN ENERGY STORE, AND METHOD FOR OPERATING THE CHARGING SYSTEM - The invention relates to a system for charging at least one energy storing cell ( | 11-28-2013 |
20130317661 | CONTROLLABLE ENERGY STORE AND METHOD FOR OPERATING A CONTROLLABLE ENERGY STORE - The invention relates to a controllable energy store ( | 11-28-2013 |
20130320888 | SYSTEM COMPRISING AN ELECTRICALLY EXCITED MACHINE - The invention relates to a system comprising an n-phase separately excited electrical machine ( | 12-05-2013 |
20130320912 | SYSTEM FOR CHARGING AN ENERGY STORE, AND METHOD FOR OPERATING THE CHARGING SYSTEM - The invention relates to a system for charging at least one energy storing cell ( | 12-05-2013 |
20140099523 | ENERGY STORAGE DEVICE WITH HEATING DEVICE AND METHOD FOR HEATING ENERGY CELLS OF AN ENERGY STORAGE DEVICE - The invention relates to an energy storage device ( | 04-10-2014 |
20140104906 | ENERGY STORAGE DEVICE, AND SYSTEM HAVING AN ENERGY STORAGE DEVICE - The invention relates to an energy storage device ( | 04-17-2014 |
20140167515 | ENERGY STORAGE DEVICE, SYSTEM WITH ENERGY STORAGE DEVICE AND METHOD FOR GENERATING A SUPPLY VOLTAGE OF AN ENEGRY STORAGE DEVICE - The invention relates to an energy storage device ( | 06-19-2014 |
20140232332 | CHARGING CIRCUIT FOR AN ENERGY STORAGE DEVICE, AND METHOD FOR CHARGING AN ENERGY STORAGE DEVICE - A charging circuit for an energy storage device having an inductive transmitter element designed to inductively receive a charging AC voltage. In one embodiment, a rectifier is coupled to the inductive transmitter element and designed to convert the received charging AC voltage into a charging DC voltage. The energy storage device has at least one energy supply section coupled between two output connections of the energy storage device. The energy supply section has one or more energy storage modules connected in series in the power supply section. The energy storage modules each have an energy storage cell module having at least one energy storage cell, and a coupling device having a large number of coupling elements. | 08-21-2014 |
20140340052 | SYSTEM AND METHOD FOR CHARGING THE ENERGY STORAGE CELLS OF AN ENERGY STORAGE DEVICE - The invention relates to a method for charging the energy storage cells of an energy storage device, which comprises: n first output connections, wherein n>1, for issuing a supply voltage at each of the output connections, a second output connection, wherein a charging device can be connected between the first output connections and the second output connection, and n parallel-connected energy supply branches, which are each coupled between a first output connection and the second output connection, wherein each of the energy supply branches comprises a plurality of series-connected energy storage modules, which each comprise an energy storage cell module comprising at least one energy storage cell, and a coupling device having coupling elements that are designed to selectively connect or bridge the energy storage cell module in the respective energy supply branch. The method according to the invention comprises the following steps: determining a maximum possible charging voltage of a charging apparatus, which provides a charging voltage for the energy storage device; determining the maximum number of the energy storage cell modules of an energy supply branch at which the sum of the output voltages of the energy storage cell modules, which is dependent on the instantaneous charge states of the energy storage cells of all the energy storage cell modules of an energy supply branch, is still lower than the maximum possible charging voltage; and selecting and controlling the coupling elements of energy storage modules of the energy supply branch, such that in each case only the maximum number of energy storage cell modules is coupled into the energy supply branch. | 11-20-2014 |
20150024240 | EXCHANGEABLE ENERGY STORAGE DEVICE - The invention relates to an energy storage device ( | 01-22-2015 |
20150044520 | Method for Heating Energy Storage Cells of an Energy Storage System, and Heatable Energy Storage System - A method for heating energy storage cells of an energy storage system configured to generate an n-phase supply voltage. The energy storage system including n energy supply branches connected in parallel. Each energy supply branch coupled between an output connection and an equipotential frame, and each of the energy supply branches including a plurality of series-connected energy storage modules. Each energy storage module including an energy storage cell module having at least one energy storage cell and a coupling device having coupling elements configured to selectively connect or bridge the energy storage cell module in a respective energy supply branch. The method includes connecting the output connections of the energy storage system to input connections of an n-phase electrical machine, and coupling the output connections via a neutral point of the electrical machine. | 02-12-2015 |