About 58 results
https://drivepatents.com/patents/1090372 · 14 Jan 2004
Four electrochemical modules (1-1,1-2,1-3,1-4) each having electrochemical generators (2) are connected in series to positive and negative terminals. Each module is individually protected by electronic protective circuits (6) of type 1S and also by upstrea...
https://drivepatents.com/patents/1090712 · 2 Jan 2004
The battery has a sealed container housing multiple cells, each having a protective cap that opens under internal over-pressure. Products expelled through the cap enter a collector space (4), into which water is sprayed (7) to lower the temperature of the ...
https://drivepatents.com/patents/1092282 · 29 Oct 2003
An electrochemical battery comprises a casing for secondary electrochemical cells, with a surface of revolution around an axis of revolution. A fan is received in a central portion of the casing on the axis of revolution. The cells are housed in the casing...
https://drivepatents.com/patents/1094224 · 6 Aug 2003
An electrochemically active material comprises a hydride alloy of which the surface is coated with a protective layer made up principally of nickel hydroxide. By preference the layer is made up of at least 80% by wt of nickel hydroxide and incorporates up ...
https://drivepatents.com/patents/1094200 · 6 Aug 2003
A rechargeable alkaline battery (B) which has three modules (1-i) each with ten electro chemical generators (2-j) is tested by equipment consisting of a testing unit (4) and modules to measure voltage (3), temperature (5) and current (7). The testing unit ...
https://drivepatents.com/patents/1096046 · 14 May 2003
An insertion lithium compound is derived by substitution of dioxide of manganese lithia of spinel structure and has the formula (I) LiMn2-(x+y)(MxM'y)4 (I) x 0; y 0; X+Y 0.50 M = Ni (nickel) or Co (cobalt); and M' = Ti (titanium), Al (aluminium), Co (cobal...
https://drivepatents.com/patents/1096895 · 9 Apr 2003
Active electrochemical material, consists of monophase particles of hydroxide with alpha crystallographic structure containing mainly nickel. Apparent volume mass of hydroxide ≥ 1.75 g/cm. By preference nickel hydroxide contains at least one syncrystalli...
https://drivepatents.com/patents/1097670 · 12 Mar 2003
The present invention relates to an electrical energy regulation device for a power bus (BUS), comprising: an electrical energy storage unit (BAT), a solar generator comprising a plurality of cells (GC1, ..., GCn), regulation means (D1, Q1, AMP1) of the bu...
https://drivepatents.com/patents/1099387 · 8 Jan 2003
The present invention relates to a supercapacitor balancing method comprising the derivation of current flowing in the supercapacitor from a so-called threshold voltage, predetermined, across the terminals of the supercapacitor, the derivation current bein...
https://drivepatents.com/patents/1099389 · 8 Jan 2003
The present invention relates to a method and system for charging at least one supercapacitor, more particularly adapted to the balancing of supercapacitors. The method comprises a step (22) of deriving the current flowing in the supercapacitor such that, ...