DE24552C - Manufacture of regenerable galvanic elements - Google Patents

Manufacture of regenerable galvanic elements

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Publication number
DE24552C
DE24552C DENDAT24552D DE24552DA DE24552C DE 24552 C DE24552 C DE 24552C DE NDAT24552 D DENDAT24552 D DE NDAT24552D DE 24552D A DE24552D A DE 24552DA DE 24552 C DE24552 C DE 24552C
Authority
DE
Germany
Prior art keywords
zinc
regenerable
manufacture
manganese
galvanic elements
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
DENDAT24552D
Other languages
German (de)
Original Assignee
G. LEUCHS in Nürnberg
Publication of DE24552C publication Critical patent/DE24552C/en
Active legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/24Alkaline accumulators
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Hybrid Cells (AREA)

Description

KAISERLICHESIMPERIAL

PATENTAMTPATENT OFFICE

Schwammförmige Metalle, wie solche in den meisten Polarisationsbatterien verwendet werden,' sind zur Oxydation sehr geneigt, worauf zum gröfsten Theil der rasche Rückgang der diesen Elementen zugeführten potentiellen Energie zurückzuführen ist.Sponge-shaped metals, such as those used in most polarization batteries, ' are very prone to oxidation, whereupon for the most part the rapid decline of these Elements supplied to potential energy is due.

Um den Accumulatoren eine längere Dauer zu geben, überzieht man die schwämmförmigen Metalle mit einem dichten, aber in dem angewendeten flüssigen Leiter löslichen Metall und hält aufserdem die atmosphärische Luft ab durch hermetisches Einschliefsen der Elemente.In order to give the accumulators a longer duration, the spongy ones are covered Metals with a dense but soluble metal in the applied liquid conductor and also keeps the atmospheric air out by hermetically enclosing the elements.

Die Art und Weise, wie unter Verwendung des oben Gesagten die Accumulatoren hergestellt werden, erläutert folgendes Beispiel: The way in which the accumulators are made using the above is illustrated by the following example:

Man reducirt käufliche Braunsteinkohlenplatten, indem man sie unter Kalilauge oder Natronlauge Zinkplatten gegenüberstellt und die Elektroden leitend verbindet. /Commercially available brown coal plates are reduced by placing them under caustic potash or caustic soda Opposite zinc plates and conductively connects the electrodes. /

Die Reduction des Braunsteins ist beendigt, sowie keine ELektricität mehr auftritt. Man entfernt hierauf die Zinkplatten und ersetzt sie durch frische, noch nicht reducirte Braunsteinkohlenplatten. Durch die leitende Verbindung beider erhält man sofort einen kräftigen Strom, der so lange anhält, bis sich auf beiden Elektroden die gleiche Oxydationsstufe des Mangans gebildet hat. Leitet man hierauf einen elektrischen Strom in die Braunsteinplatten, so wird die eine Platte oxydirt, die andere zunächst reducirt, hierauf aber, die reducirten Mangantheilchen umhüllend, dichtes Zink aus der Zinkkalilauge elektrolytisch gefällt.The reduction of the brownstone is finished as soon as there is no more electricity. Man removed then the zinc plates and replace them with fresh, not yet reduced brown coal plates. Through the conductive connection both of them you immediately get a strong current, which lasts until it is on both electrodes has formed the same oxidation state of manganese. If you then conduct an electric Current in the manganese dioxide plates, one plate is oxidized, the other first reduced, but then, enveloping the reduced manganese particles, dense zinc from the zinc potassium hydroxide solution electrolytically like.

Je behutsamer die Elektricität zugeführt wird,, desto dichter wird die Verzinkung des Manganschwammes, und genügt dann eine sehr schwache ζ~ Verzinkung bezw. ein kleiner Zinkgehalt der Lauge.The more carefully the electricity is supplied, the denser the galvanization of the manganese sponge, and then a very weak ζ ~ galvanization or. a small amount of zinc in the lye.

Damit die elektrolytische Ausfällung des Zinks leicht stattfindet und keine Gasentwickelung entsteht, mufs die andere Elektrode eine k> dem Zinkgehalt der Lauge entsprechende größere Menge Mangan als Manganoxyd enthalten, welch letzterer Bedingung die im Handel vorkommenden Kohlen ohnedies entsprechen.Thus, the electrolytic precipitation of zinc takes place easily and produced no evolution of gas, the other electrode must, a k> the zinc content of the liquor corresponding larger amount manganese as manganese contained, the latter condition occurring corresponding to commercially coals without this.

Der Umstand, dafs in luftfreier Lauge Eisen /Γ nicht rostet, macht die äufserst bequeme leitende Verbindung der Kohlen durch eiserne Drahtklammern oder Schraubenbolzen etc. möglich.The fact that iron does not rust in air-free lye makes it extremely convenient to conduct electricity Connection of the carbons by means of iron wire clips or screw bolts etc. possible.

An Stelle der Kohle könnten auch poröse, in Lauge unlösliche Metalle verwendet werden, l-o Bei dem guten Leitungsvermögen und geringen Gewicht der Kohle, der grofsen Aufnahmefähigkeit für Braunstein und der Unveränderlichkeit derselben in Laugen bieten diese aber keine technischen Vortheile.Instead of coal, porous metals which are insoluble in lye could also be used, l-o Given the good conductivity and low weight of the coal, the great absorption capacity but for brownstone and its immutability in lyes, these offer no technical advantages.

Ebenso könnten an Stelle - des Braunsteins andere in Lauge unlösliche Oxyde, beispielsweise Eisenoxyd, oder auch zwei lösliche Oxyde, welche, wie bekannt, in Verbindung mit einander unlöslich sind, beispielsweise Zinkbleioxyd, benutzt werden; auch diese bieten gegenüber dem grofsen Sauerstoffgehalt desLikewise, instead of brownstone, other oxides that are insoluble in lye could be used, for example Iron oxide, or two soluble oxides, which, as is known, in combination are insoluble with each other, for example zinc lead oxide, can be used; also offer this compared to the high oxygen content of the

Braunsteins bei/kleinem Gewicht und Volumen keinerlei Vortheile.Braunsteins have no advantages whatsoever with their small weight and volume.

Ebenso wenig ist es angezeigt, das Zink in der Zinkkalilauge durch, ein anderes lösliches Metall, selbst Aluminium wäre verwendbar, zu ersetzen, indem alle anderen Metalle entweder schwieriger oder poröser ausfallen.Nor is it advisable for the zinc in the zinc potassium hydroxide solution to pass through, another soluble one Metal, even aluminum, could be used to replace all other metals either be more difficult or porous.

Claims (1)

Patent-Anspruch:Patent claim: Die Herstellung von Sammelbatterien nach oben angegebener Methode unter Verwendung einer verzinkten Manganschwamm - Kohleelektrode, wobei das Zink nur zum Schutz der Mangankohlenelektrode vor Oxydirung dient.The production of accumulator batteries according to the above method using a galvanized manganese sponge - carbon electrode, the zinc only to protect the Manganese carbon electrode serves before oxidation. BERLIN. GEDRÜCKT IN DER REICHSDRUCIOiREI.BERLIN. PRESSED IN THE REICHSDRUCIOiREI.
DENDAT24552D Manufacture of regenerable galvanic elements Active DE24552C (en)

Publications (1)

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DE24552C true DE24552C (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3695361A (en) * 1969-01-27 1972-10-03 Raussendorf & Co Gmbh Mas Fab Rotary plow

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3695361A (en) * 1969-01-27 1972-10-03 Raussendorf & Co Gmbh Mas Fab Rotary plow

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