Mobile energy storage module
First Claim
1. A mobile energy storage module with an enclosing module comprising at least one power connection interface and at least one data interface, wherein the energy storage module in a module housing additionally comprises a flywheel module having a plurality of flywheel energy storage units which are connected to the at least one power connection interface via a DC link to provide a common module storage capacity and module output, a vacuum module for generating a minimum vacuum in the respective flywheel energy storage units required for operating the flywheel module, and a module control system that is configured to appropriately control the modules in the module housing, such as at least the flywheel module and the vacuum module, wherein the module housing is configured in a suitable manner to ensure safe transport of the modules disposed therein and absorb static and dynamic loads of the flywheel energy storage units during operation, wherein the flywheel module comprises a common frame carrying bearings of the flywheel energy storage units and being configured to allow a pre-mounting of the flywheel energy storage units to the frame outside the module housing such that the flywheel module as a whole can be inserted into and removed from the module housing.
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Accused Products
Abstract
A mobile energy storage module is provided having a high energy storage capacity and output. An energy storage system having such energy storage modules and to a method for adjusting the energy storage system to the demands in the power supply grids is also disclosed. To achieve this, the mobile energy storage module comprises an enclosing module housing having at least one power connection interface and at least one data interface, and additionally comprises a flywheel module having a plurality of flywheel energy storage units, a vacuum module for generating a minimum vacuum required for operating the flywheel module, a cooling module for removing at least internal thermal loads during operation of the flywheel module, and a module control system that is configured to appropriately control the modules in the module housing.
5 Citations
16 Claims
- 1. A mobile energy storage module with an enclosing module comprising at least one power connection interface and at least one data interface, wherein the energy storage module in a module housing additionally comprises a flywheel module having a plurality of flywheel energy storage units which are connected to the at least one power connection interface via a DC link to provide a common module storage capacity and module output, a vacuum module for generating a minimum vacuum in the respective flywheel energy storage units required for operating the flywheel module, and a module control system that is configured to appropriately control the modules in the module housing, such as at least the flywheel module and the vacuum module, wherein the module housing is configured in a suitable manner to ensure safe transport of the modules disposed therein and absorb static and dynamic loads of the flywheel energy storage units during operation, wherein the flywheel module comprises a common frame carrying bearings of the flywheel energy storage units and being configured to allow a pre-mounting of the flywheel energy storage units to the frame outside the module housing such that the flywheel module as a whole can be inserted into and removed from the module housing.
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11. An energy storage system having more than one energy storage modules each with an enclosing module comprising at least one power connection interface and at least one data interface, wherein the energy storage module in a module housing additionally comprises a flywheel module having a plurality of flywheel energy storage units which are connected to the at least one power connection interface via a DC link to provide a common module storage capacity and module output, a vacuum module for generating a minimum vacuum in the respective flywheel energy storage units required for operating the flywheel module, and a module control system that is configured to appropriately control the modules in the module housing, such as at least the flywheel module and the vacuum module, wherein the module housing is configured in a suitable manner to ensure safe transport of the modules disposed therein and absorb static and dynamic loads of the flywheel energy storage units during operation, wherein the flywheel module comprises a common frame carrying bearings of the flywheel energy storage units and being configured to allow a pre-mounting of the flywheel energy storage units to the frame outside the module housing such that the flywheel module as a whole can be inserted into and removed from the module housing,
wherein the energy storage systems are connected to each other by means of a common data network at least via the data interfaces and the respective module control systems are configured for common control of the energy storage system in order to provide a common system storage capacity and system output from the sum total of all module storage capacities and module outputs in the power supply grids connected to the energy storage system.
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14. A method for providing localized and non-localized energy for control and system tasks in a variable manner with an energy storage system having more than one energy storage modules each with an enclosing module housing comprising a flywheel module having a plurality of flywheel energy storage units mounted to a common frame, a vacuum module for generating a minimum vacuum in the respective flywheel energy storage units required for operating the flywheel module, comprising the following steps:
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determining the system storage capacity and system output required for carrying out the desired control and system tasks in the particular power supply grids to be connected; Pre-mounting the flywheel energy storage units to the frame outside the module housing carrying bearings for the flywheel energy storage units, Inserting the flywheel module flywheel of the energy storage units mounted on the frame as a whole into the module housing; setting up a number of the energy storage modules having respective module storage capacities, module outputs and module control systems at an installation site, wherein the number of energy storage modules is selected such that the sum total of all module storage capacities and module outputs corresponds to the required system storage capacity and system output; anchoring the module housings of the energy storage modules to the ground at the installation site; connecting the energy storage modules in a common connection point, connecting the connection point to the respective power supply grids and connecting the energy storage modules to each other by means of a common data network to form a common energy storage system; jointly controlling the energy storage system via the respective module control systems. - View Dependent Claims (15, 16)
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Specification