Connection unit for a cell stack

By designing an electrochemical device including a connecting device, an electrochemical cell lined up and a running medium device, the problem of insufficient safety and economical operation of electrolytic or fuel cell devices in large equipment in the prior art is solved, and higher stability and economy are achieved, and a lower battery voltage is achieved when hydrogen is generated.

CN119698497APending Publication Date: 2025-03-25H2I GREENHYDROGEN GMBH
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Patent Information

Application Number
CN202380058998.8
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Priority Date
2022-06-27
Filing Date
2023-06-26
Publication Date
2025-03-25

AI Technical Summary

Technical Problem

When existing electrochemical devices are used in large-scale equipment, there are insufficient operational safety and economical manufacturing, maintenance and operation, especially to the basic structure of electrolytic or fuel cell devices.

Method used

An electrochemical device is designed, which includes a connecting device, an electrochemical cell lined up and a running medium device. The connecting device forms a first and a second battery stack with the electrochemical cell through the first and second connecting regions, and is fluidly coupled to the operating medium device through the connecting group to realize the electrolyte supply and product gas export.

Benefits of technology

The device improves the stability and economy of electrochemical cells through modular design and fluid coupling technology, reduces assembly complexity and maintenance risks, and achieves lower battery voltage when hydrogen is generated.

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Abstract

The invention relates to an electrochemical device (1), comprising a connecting device (2), electrochemical cells (3), in particular electrolytic or fuel cells, which can be arranged in a row, starting from a first connecting region (5) of the connecting device (2) and which form a first cell stack (8), and an operating medium device (4), the electrochemical cells (3) are arranged in a row from at least one second connection region (6) of the connection device (2) and form a second cell stack (10). The connecting device (2) has a common bearing element (11) on which the first connecting region (5) and the at least one second connecting region (6) are arranged together.
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