LITHIUM-ION BATTERY INCLUDING TWO POWER SUPPLIES
A battery for equipment having a charging system providing a charging voltage is provided. The battery includes a primary power supply, a secondary power supply, and a battery management system configured to at least one of (a) selectively increase the charging voltage to a boosted voltage and (b) selectively decrease the charging voltage to a bucked voltage, and provide at least one of the boosted voltage and the bucked voltage to the primary power supply.
1 . A battery for equipment having a charging system providing a charging voltage, the battery comprising:
a primary power supply;
a secondary power supply; and
a battery management system configured to:
at least one of (a) selectively increase the charging voltage to a boosted voltage and (b) selectively decrease the charging voltage to a bucked voltage, and
provide at least one of the boosted voltage and the bucked voltage to the primary power supply.
2 . The battery of claim 1 , wherein the primary power supply comprises a plurality of lithium-ion cells.
3 . The battery of claim 2 , wherein the lithium-ion cells of the primary power supply comprise lithium nickel manganese cobalt oxide cells.
4 . The battery of claim 2 , wherein the lithium-ion cells of the primary power supply comprise lithium iron phosphate cells.
5 . The battery of claim 1 , wherein the secondary power supply comprises a plurality of lithium-ion cells.
6 . The battery of claim 5 , wherein the lithium-ion cells of the secondary power supply comprise lithium nickel manganese cobalt oxide cells.
7 . The battery of claim 5 , wherein the lithium-ion cells of the secondary power supply comprise lithium iron phosphate cells.
8 . The battery of claim 1 , wherein the secondary power supply comprises at least one capacitor.
9 . The battery of claim 1 , wherein the battery has a U1 form factor.
10 . The battery of claim 1 , wherein the battery management system is further configured to reduce an output voltage provided by the primary power supply to a reduced output voltage and provide the reduced output voltage to the equipment.
11 . The battery of claim 1 , wherein the battery management system is further configured to discharge the secondary power supply when the secondary power supply reaches a charge threshold.
12 . A battery for equipment having a charging system providing a charging voltage, the battery comprising:
a primary power supply including a plurality of lithium-ion cells and having a charge capacity;
a secondary power supply; and
a battery management system comprising:
a charging voltage compensation module configured to compensate for a difference between the charging voltage and the charge capacity of the primary power supply.
13 . The battery of claim 12 , wherein the battery management system further comprises an output voltage compensation module configured to reduce an output voltage provided by the primary power supply to a reduced output voltage and provide the reduced output voltage to the equipment.
14 . The battery of claim 13 , wherein the battery management system further comprises a secondary power supply discharge module configured to discharge the secondary power supply when the secondary power supply reaches a charge threshold.
15 . The battery of claim 12 , wherein the battery management system further comprises a secondary power supply discharge module configured to discharge the secondary power supply when the secondary power supply reaches a charge threshold.
16 . The battery of claim 12 , wherein the lithium-ion cells of the primary power supply comprise lithium nickel manganese cobalt oxide cells.
17 . The battery of claim 12 , wherein the lithium-ion cells of the primary power supply comprise lithium iron phosphate cells.
18 . The battery of claim 12 , wherein the secondary power supply comprises a plurality of lithium-ion cells.
19 . The battery of claim 12 , wherein the secondary power supply comprises at least one capacitor.
20 . The battery of claim 12 , wherein the battery has a U1 form factor.