Vehicle electrical system including battery state of charge detection on the positive terminal of the battery
First Claim
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1. A vehicle electrical system powered by a battery to supply a plurality of loads, comprising:
- an integrated module positioned between a positive terminal of the battery and the plurality of loads, the integrated module having;
an arrangement for detecting a state of charge of the battery and including a battery current measuring device, anda first terminal at which a generator is connectable;
one of a battery disconnecting switch and a battery disconnecting fuse situated between the battery and the terminal;
a control unit for power management of the vehicle electrical system;
at least one supply output for supplying power to the loads;
a fuse module having an input, a plurality of supply outputs, and a plurality of fuses that connect the plurality of supply outputs to the input;
wherein a second terminal of the integrated module is connected to the input of the fuse module, and wherein the plurality of supply outputs of the fuse module provide power to the plurality of loads;
wherein the integrated module further includes an electronics unit for regulation of the generator and diagnosis of the generator; and
wherein the integrated module further includes a detection arrangement for diagnosis of a state of at least one of the fuses.
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Abstract
In a vehicle electrical system powered by a battery for supplying a plurality of loads, an integrated module is provided between the positive terminal of the battery and the loads, and the integrated module includes an arrangement for detecting a state of charge of the battery, a control unit for power management of the vehicle electrical system, and at least one supply output for supplying power to the loads.
45 Citations
17 Claims
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1. A vehicle electrical system powered by a battery to supply a plurality of loads, comprising:
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an integrated module positioned between a positive terminal of the battery and the plurality of loads, the integrated module having; an arrangement for detecting a state of charge of the battery and including a battery current measuring device, and a first terminal at which a generator is connectable; one of a battery disconnecting switch and a battery disconnecting fuse situated between the battery and the terminal; a control unit for power management of the vehicle electrical system; at least one supply output for supplying power to the loads; a fuse module having an input, a plurality of supply outputs, and a plurality of fuses that connect the plurality of supply outputs to the input; wherein a second terminal of the integrated module is connected to the input of the fuse module, and wherein the plurality of supply outputs of the fuse module provide power to the plurality of loads; wherein the integrated module further includes an electronics unit for regulation of the generator and diagnosis of the generator; and wherein the integrated module further includes a detection arrangement for diagnosis of a state of at least one of the fuses. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A vehicle electrical system powered by a battery to supply a plurality of loads, comprising:
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an integrated module positioned between a positive terminal of the battery and the plurality of loads, the integrated module having; an arrangement for detecting a state of charge of the battery and including a battery current measuring device, and a first terminal at which a generator is connectable; one of a battery disconnecting switch and a battery disconnecting fuse situated between the battery and the terminal; a control unit for power management of the vehicle electrical system; at least one supply output for supplying power to the loads; a fuse module having an input, a plurality of supply outputs, and a plurality of fuses that connect the plurality of supply outputs to the input; a switch provided within the fuse module, wherein the switch enables selective connection and disconnection between at least one of the plurality of fuses and an associated load; a battery voltage sensor located outside the integrated module; and a plurality of fuses; wherein a second terminal of the integrated module is connected to the input of the fuse module, and wherein the plurality of supply outputs of the fuse module provide power to the plurality of loads, wherein the integrated module further includes an electronics unit for regulation of the generator and diagnosis of the generator, wherein the integrated module further includes a detection arrangement for diagnosis of a state of at least one of the fuses, wherein the arrangement for detecting the state of charge of the battery includes a battery voltage meter that cooperates with the battery voltage sensor, wherein the arrangement for detecting the state of charge of the battery includes a battery current meter, wherein the integrated module has a plurality of supply outputs, and wherein the plurality of fuses connect the plurality of supply outputs to the battery, whereby power is provided via the plurality of supply outputs to the plurality of loads. - View Dependent Claims (15, 16, 17)
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Specification