Electrochemical cell
First Claim
1. An electrochemical cell,comprising:
- a cathode compartment comprising a metal in elemental form disposed in the cathode compartment, wherein the metal comprises sodium or potassium;
a separator;
an anode compartment; and
at least one contact device disposed in the cathode compartment or in the anode compartment;
wherein the contact device is suspended from the top of the electrochemical cell in the cathode compartment or in the anode compartment; and
wherein the electrochemical cell is in a ground state, and the cell is configured to determine a state-of-charge of a source.
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Accused Products
Abstract
An electrochemical cell is provided. The electrochemical cell comprises a cathode compartment, wherein a metal in a solid form is disposed in the cathode compartment. The electrochemical cell further comprises a separator, an anode compartment, and at least one contact device disposed in the cathode compartment or in the anode compartment. The contact device is suspended from the top of the electrochemical cell in the cathode compartment or in the anode compartment. The electrochemical cell is in a ground state. An electrochemical cell during its working is also provided. Methods for using and manufacturing the electrochemical cell are also provided. The electrochemical cell is used to determine a state-of-charge of a source.
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Citations
27 Claims
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1. An electrochemical cell,
comprising: -
a cathode compartment comprising a metal in elemental form disposed in the cathode compartment, wherein the metal comprises sodium or potassium; a separator; an anode compartment; and at least one contact device disposed in the cathode compartment or in the anode compartment; wherein the contact device is suspended from the top of the electrochemical cell in the cathode compartment or in the anode compartment; and wherein the electrochemical cell is in a ground state, and the cell is configured to determine a state-of-charge of a source. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 27)
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10. An electrochemical cell, comprising:
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a cathode compartment comprising a metal in elemental form, wherein the metal is disposed in the cathode compartment in a solid form in a ground state of the electrochemical cell, and the metal is in a molten state during working of the cell; and
wherein the metal comprises sodium or potassium;a separator; an anode compartment, wherein the anode compartment is empty in the ground state of the electrochemical cell and is filled with the metal reduced from metal ions that move from the cathode compartment to the anode compartment through the separator during the working of the cell; and at least one contact device disposed in the cathode compartment or in the anode compartment, wherein the contact device is suspended from the top of the electrochemical cell in the cathode compartment or in the anode compartment, and wherein the contact device detects the level of the metal in its molten state in the cathode compartment or in the anode compartment during the working of the cell, wherein the electrochemical cell is configured to determine a state-of-charge of a source. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22)
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23. An electrochemical device, comprising:
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an electrochemical cell comprising; a cathode compartment having a metal in elemental form, wherein the metal is disposed in the cathode compartment in a solid form in a ground state of the electrochemical cell, and the metal is in a molten state during working of the cell; and
wherein the metal comprises sodium or potassium;a separator; an anode compartment, wherein the anode compartment is empty in the ground state of the electrochemical cell and is filled with the metal from reduced metal ions that move from the cathode compartment to the anode compartment through the separator during the working of the cell; and at least one contact device disposed in the cathode compartment or in the anode compartment, wherein the contact device is suspended from the top of the electrochemical cell in the cathode compartment or in the anode compartment, wherein the contact device detects the level of the metal in its molten state in the cathode compartment or in the anode compartment during the working of the cell; a cathode current collector in contact with the cathode compartment; an anode current collector in contact with the anode compartment; and a source connected in series with the electrochemical cell. - View Dependent Claims (24)
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25. An electrochemical reference cell connected in series to a source electrochemical cell;
- and is operable in a ground state to indicate a state-of-charge of the source electrochemical cell, comprising;
a separator that defines an interior volume of the electrochemical cell into a cathode compartment that comprises a metal in elemental form disposed therein;
wherein the metal comprises sodium or potassium;an anode compartment, wherein the anode compartment is empty in the ground state of the electrochemical cell; and a contact device disposed in the cathode compartment or in the anode compartment, and that is capable of communicating a change in its electrical resistance to a controller. - View Dependent Claims (26)
- and is operable in a ground state to indicate a state-of-charge of the source electrochemical cell, comprising;
Specification