Abstract:
A high voltage battery system used in electrical transmission or distribution applications comprising a plurality of high temperature batteries (10) connected in series, and each battery (10) is adapted with; a battery heating means (14), a battery cooling means (13), auxiliary electronic equipment (11) powered by the battery (10) and controlled by a master control function (9). The auxiliary electronic equipment (11) comprises measuring means and communication means (17). In the system the battery heating means (14) of each battery is powered by the battery (10) and each battery heating means (14) is controlled by the auxiliary electronic equipment (11). Furthermore, the system is adapted with master control function (9) for equalizing state of charge across the plurality of high temperature batteries (10).
Abstract:
A power apparatus for a high voltage electrical power system, that includes a voltage source converter and a high voltage dc power source including one or more strings having a plurality of dc power source members connected in series, and switches configured to connect and disconnect the strings, where the switches are solid-state switches, each string is subdivided into a plurality of dc power source units each dc power source unit including a plurality of dc power source members connected in series and each dc power source unit is provided with one of the solid-state switches configured to connect and disconnect the dc power source unit, and that all solid-state switches in the string are arranged so that they are turned on and off simultaneously.
Abstract:
The invention relates to power networks, and in particular to a battery energy source arrangement 4 and voltage source converter system in such network. The battery energy source arrangement comprises a battery energy storage 2, which in turn comprises one or more parallel-connected battery strings 51,..., 5i,..., 5n, and connection means for connecting a voltage of battery strings 51,..., 5i,..., 5n to a load 1. The battery energy arrangement 4 comprises further battery string voltage adapter devices 71,..., 7i,..., 7n connected in series with a respective one of the one or more battery strings 51,..., 5i,..., 5n wherein the battery string voltage adapter devices 71,..., 7i,..., 7n are designed to handle only a fraction of the voltage handled by the battery strings 51,..., 5i,..., 5n.
Abstract:
The invention relates to a battery unit ar-rangement 1 for high voltage applications. The battery unit arrangement comprises a battery unit 6i having a battery chassis 2i and a switching device 5i. The switch-ing device 5i comprises switching means 4i for switch-ing the battery chassis 2i between two positions P1, P2, a first position P1 connecting the battery chassis 2i to a pole of the battery unit 6i and a second position P2 con-necting the battery chassis 2i to a zero potential G. The invention also relates to a connection and disconnection arrangement and methods for operating such connection and disconnection arrangement.
Abstract:
The invention relates to a power apparatus (1) for a high voltage electrical power system (19), the power apparatus comprising a voltage source converter (2) and a high voltage dc power source (3) comprising one or more strings (4a, 4b, 4c) including a plurality of dc power source members (20a-e) connected in series, and switches (9), (11, 13) configured to connect and disconnect said strings, where said switches are solid-state switches, each string is subdivided into a plurality of dc power source units (8, 10, 12), each dc power source unit including a plurality of dc power source members connected in series and each dc power source unit is provided with one of said solid-state switches configured to connect and disconnect the dc power source unit, and that all solid-state switches in the string are arranged so that they are turned on and off simultaneously.
Abstract:
The invention relates to a battery unit arrangement 1 for high voltage applications. The battery unit arrangement comprises a battery unit 6i having a battery chassis 2i and a switching device 5i. The switching device 5i comprises switching means 4i for switching the battery chassis 2i between two positions P1, P2, a first position P1 connecting the battery chassis 2i to a pole of the battery unit 6i and a second position P2 connecting the battery chassis 2i to a zero potential G. The invention also relates to a connection and disconnection arrangement and methods for operating such connection and disconnection arrangement.
Abstract:
The invention relates to power networks, and in particular to a battery energy source arrangement 4 and voltage source converter system in such network. The battery energy source arrangement comprises a battery energy storage 2, which in turn comprises one or more parallel-connected battery strings 51,..., 5i,..., 5n, and connection means for connecting a voltage of battery strings 51,..., 5i,..., 5n to a load 1. The battery energy arrangement 4 comprises further battery string voltage adapter devices 71,..., 7i,..., 7n connected in series with a respective one of the one or more battery strings 51,..., 5i,..., 5n wherein the battery string voltage adapter devices 71,..., 7i,..., 7n are designed to handle only a fraction of the voltage handled by the battery strings 51,..., 5i,..., 5n.
Abstract:
LA INVENCIÓN SE REFIERE A UN APARATO DE POTENCIA 1 PARA UN SISTEMA ELÉCTRICO DE POTENCIA DE ALTO VOLTAJE 19, EL APARATO DE POTENCIA COMPRENDIENDO UN CONVERSOR DE FUENTE DE VOLTAJE 2 Y UNA FUENTE DE PODER DE ALTO VOLTAJE 3 COMPRENDIENDO UNA O MÁS CADENAS 4A, 4B, 4C INCLUYENDO UNA PLURALIDAD DE FUENTES DE PODER DE CC MIEMBROS 20A-E CONECTADAS EN SERIE, E INTERRUPTORES 9, 11, 13 CONFIGURADOS PARA CONECTAR Y DESCONECTAR DICHAS CADENAS, DONDE DICHOS INTERRUPTORES SON INTERRUPTORES DE ESTADO SÓLIDO, CADA CADENA ESTÁ SUBDIVIDIDA EN UNA PLURALIDAD DE UNIDADES DE FUENTE DE PODER DE CC 8, 10, 12, CADA UNIDAD DE FUENTE DE PODER DE CC INCLUYENDO UNA PLURALIDAD DE FUENTES DE PODER DE CC MIEMBROS CONECTADOS EN SERIE Y CADA UNIDAD DE FUENTE DE PODER DE CC ESTÁ PROVISTA DE UNO DE LOS MENCIONADOS INTERRUPTORES DE ESTADO SÓLIDO CONFIGURADO PARA CONECTAR Y DESCONECTAR LA UNIDAD DE FUENTE DE PODER DE CC, Y TODOS LOS INTERRUPTORES DE ESTADO SÓLIDO EN LA CADENA ESTÁN DISPUESTOS PARA QUE SE PRENDAN Y APAGUEN SIMULTÁNEAMENTE.
Abstract:
Una disposición de unidades de batería (1) para aplicaciones de alta tensión, comprendiendo dicha disposición de unidades de batería (1) una unidad de batería (6i) que tiene un chasis de batería (2i), caracterizado por un dispositivo de conmutación (5i) que comprende medios de conmutación (4i) para la conmutación de dicho chasis de batería (2i) entre dos posiciones (P1, P2), una primera posición (P1) que conecta dicho chasis de batería (2i) a un polo de dicha unidad de batería (6i) y una segunda posición (P2) que conecta dicho chasis de batería (2i) a un potencial cero (G).
Abstract:
The invention relates to a power apparatus (1) for a high voltage electrical power system (19), the power apparatus comprising a voltage source converter (2) and a high voltage dc power source (3) comprising one or more strings (4a, 4b, 4c) including a plurality of dc power source members (20a-e) connected in series, and switches (9), (11, 13) configured to connect and disconnect said strings, where said switches are solid-state switches, each string is subdivided into a plurality of dc power source units (8, 10, 12), each dc power source unit including a plurality of dc power source members connected in series and each dc power source unit is provided with one of said solid-state switches configured to connect and disconnect the dc power source unit, and that all solid-state switches in the string are arranged so that they are turned on and off simultaneously.