Method and device for developing an electrochemical measuring system

• US 20040262151A1
• Filed: 05/17/2004
• Published: 12/30/2004
• Est. Priority Date: 05/26/2003
• Status: Active Grant

• Current Assignee: Robert Bosch GmbH
• Original Assignee: Robert Bosch GmbH
• Inventors: Brinz, Thomas, Scheying, Gerd
• Granted Patent: US 7,553,402 B2
• Time in Patent Office: Days
• US Class Current: 204/230.2
• CPC Class Codes: G01N 27/27 Association of two or more measuring systems or cells, each measuring a different parameter, where the measurement results may be either used independently, the systems or cells being physically associated, or combined to produce a value for a further parameter

Abstract

A method and a device for developing an electrochemical measuring system, in particular a sensor, is provided. A plurality of different electrode materials are applied to at least one substrate and introduced into a medium together with at least one reference electrode. Subsequently, the electrochemical potentials of the individual electrode materials in relation to the reference electrode are determined.

Claims

1. A method for optimizing a selection of a potentiometric electrode of an electrochemical measuring system, comprising:

applying a plurality of different electrode materials to at least one substrate;

introducing the plurality of different electrode materials into a medium together with at least one reference electrode; and

determining an electrochemical potential of each one of the plurality of different electrode materials in relation to the at least one reference electrode.

2. The method of claim 1, wherein at least one of the plurality of different electrode materials is coated with an electrolyte.

3. The method of claim 1, wherein at least one of the plurality of different electrode materials and the at least one reference electrode are applied to the at least one substrate using a lithographic method.

4. The method of claim 1, wherein the at least one substrate is moved in relation to the at least one reference electrode.

5. A system for optimizing a selection of a potentiometric electrode of an electrochemical measuring system, comprising:

at least one substrate on which a plurality of different electrode materials are applied;

at least one reference electrode;

a measuring vessel in which the at least one substrate and the plurality of different electrode materials and the at least one reference electrode are positioned; and

a measuring device for measuring an electrochemical potential of each one of the plurality of different electrode materials in relation to the at least one reference electrode.

6. The device of claim 5, wherein at least one of the plurality of different electrode materials is coated with an electrolyte.

7. The device of claim 5, wherein leads for the plurality of different electrode materials are arranged on a side of the at least one substrate facing away from the plurality of different electrode materials.

8. The device of claim 5, further comprising:

a reference substrate, wherein a plurality of different reference electrodes are arranged on the reference substrate.

9. The device of claim 5, wherein the plurality of different electrode materials and the at least one reference electrode are displaced in relation to each other by at least one motion device.

10. The device of claim 5, wherein the at least one substrate is a cylindrical body.

11. The device of claim 5, further comprising:

a spacer that determines a spacing between the at least one reference electrode and the plurality of different electrode materials in measuring position.