Solid-state relay dedicated recirculation path systems and methods
AssigneeCPS Technology Holdings LLC
InventorsRonald J. Dulle, Michael R. Blemberg, Kevin P. Minnickel, Charles S. Tosch
Life of this patent
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Abstract
Disclosed is a battery system comprising a solid-state relay assembly comprising a device-side driver circuitry having a device-side switching device, a battery-side driver circuitry having a battery-side switching device, a first recirculation driver circuitry, a first recirculation switching device, a second recirculation switching device, and a second recirculation driver circuitry.
Claims13
A battery system for electrically coupling with an electrical device, the battery system comprising:
- a battery;
- a solid-state relay system electrically coupled to the battery and to be coupled with the electrical device;
- and
- a control system controlling the solid-state relay system;
- wherein the solid-state relay system comprises:
- a first battery-side semiconductor switching device electrically connected with the battery via a battery-side node;
- a first device-side semiconductor switching device electrically connected to the first battery-side semiconductor switching device at a first node, and to be electrically connected with the electrical device via a device-side node;
- a first semiconductor recirculation switching device electrically connected to the first battery-side semiconductor switching device and to the first device-side semiconductor switching device at the first node;
- a second semiconductor recirculation switching device electrically connected to the first semiconductor recirculation switching device at a second node;
- solid-state battery-side driver circuitry electrically connected to and driving the first semiconductor battery-side switching device;
- solid-state device-side driver circuitry electrically connected to and driving the first semiconductor device-side switching device;
- first solid-state recirculation driver circuitry electrically connected to and driving the first semiconductor recirculation switching device;
- and
- second solid-state recirculation driver circuitry electrically connected to and driving the second semiconductor recirculation switching device.
A solid-state relay assembly for electrically connecting a battery with an electrical device, the solid-state relay assembly comprising:
- solid-state device-side driver circuitry electrically connected to and driving a semiconductor device-side switching device to be coupled to the electrical device via a device-side node;
- solid-state battery-side driver circuitry electrically connected to and driving a semiconductor battery-side switching device to be coupled to the battery via a battery side node, the semiconductor battery-side switching device electrically connected to the semiconductor device-side switching device at a first node;
- first solid-state recirculation driver circuitry coupled to and driving a first semiconductor recirculation switching device electrically connected to the semiconductor device-side switching device and to the semiconductor battery-side switching device at the first node;
- and
- second solid-state recirculation driver circuitry coupled to and driving a second semiconductor recirculation switching device electrically connected to the first semiconductor recirculation switching device at a second node.
Dependencies are inferred from the claim text.