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US 10,476,114 B2Granted
Rechargeable battery safety by multifunctional separators and electrodes
AssigneeThe Board of Trustees of the Leland Stanford Junior University
InventorsYi Cui, Hui Wu, Denys Zhuo
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Abstract
A battery includes: 1) an anode; 2) a cathode; 3) a separator disposed between the anode and the cathode, wherein the separator includes at least one functional layer; and 4) a sensor connected to the at least one functional layer to monitor an internal state of the battery.
Claims5
A battery comprising:
- an anode;
- a cathode;
- a separator disposed between the anode and the cathode, wherein the separator includes at least one functional layer;
- and
- a sensor connected to the at least one functional layer to monitor an internal state of the battery, wherein the at least one functional layer includes a temperature responsive layer, the temperature responsive layer includes a) a first, thermoelectric material including a first sensing terminal and b) a second, electronically conducting material including a second sensing terminal, the second, electronically conducting material is electronically isolated from the first, thermoelectric material, the second, electronically conducting material is devoid of lithium, and the sensor is connected to the first sensing terminal of the first, thermoelectric material and the second sensing terminal of the second, electronically conducting material to monitor an internal temperature of the battery.
2 more elements
Dependencies are inferred from the claim text.