Subscribe: Untitled
http://www.freepatentsonline.com/rssfeed/rssapp429.xml
Added By: Feedage Forager Feedage Grade C rated
Language: English
Tags:
assembly  battery  cell  configured  electrode  electrolyte  fuel cell  fuel  includes  including  layer  material  plate  storage 
Rate this Feed
Rate this feedRate this feedRate this feedRate this feedRate this feed
Rate this feed 1 starRate this feed 2 starRate this feed 3 starRate this feed 4 starRate this feed 5 star

Comments (0)

Feed Details and Statistics Feed Statistics
Preview: Untitled

Untitled





 



ELECTRIC STORAGE MODULE AND ELECTRIC STORAGE UNIT

Thu, 06 Apr 2017 08:00:00 EDT

An electric storage module includes a first electric storage cell, second electric storage cell, frame, first plate, and second plate. The first/second electric storage cell has a first/second electric storage element having positive and negative electrodes, as well as a first/second covering film that, together with electrolyte, seals the first/second electric storage element, wherein the second electric storage cell is stacked with the first electric storage cell either directly or indirectly. The frame forms a housing space in which the first electric storage cell and second electric storage cell are housed. The first/second plate is made of metal and attached to the frame, and the second plate together with the first plate, sandwiches the first electric storage cell and second electric storage cell.



DEFORMATION DETECTION SENSOR FOR SEALED SECONDARY BATTERY, SEALED SECONDARY BATTERY, AND DEFORMATION DETECTION METHOD FOR SEALED SECONDARY BATTERY

Thu, 06 Apr 2017 08:00:00 EDT

The present invention provides a deformation detection sensor for a sealed secondary battery, that makes it possible to detect deformation resulting from swelling of a cell with a high degree of sensitivity, that does not restrict capacity, and that has excellent stability. The deformation detection sensor for a sealed secondary battery includes a polymer matrix layer 3 and a detection unit 4. The polymer matrix layer 3 contains a magnetic filler that is dispersed therein and that changes an external field in accordance with deformation of the polymer matrix layer 3. The detection unit 4 detects change in the external field. The polymer matrix layer 3 is sandwiched in a gap between adjacent cells 2 and mounted in a compressed state.



BATTERY

Thu, 06 Apr 2017 08:00:00 EDT

According to the present invention, an excellent battery is provided. A battery according to an exemplary embodiment of the present invention includes a first electrode layer (6), a second electrode layer (7), and a charging element (3) to which a charging voltage between the first and second electrode layers is applied. The charging element (3) can form an energy level in a band gap by causing a photoexcited structural change of an n-type metal oxide semiconductor covered with an insulating substance and thereby capture an electron. For example, the battery has a configuration in which the charging element (3) is formed in a three-dimensional shape.



OHMICALLY MODULATED BATTERY

Thu, 06 Apr 2017 08:00:00 EDT

A rechargeable battery whose ohmic resistance is modulated according to temperature is disclosed.



ELASTIC BELLOWS AND BATTERY CELL ASSEMBLIES INCLUDING SAME

Thu, 06 Apr 2017 08:00:00 EDT

A battery pack includes a battery housing and electrochemical cells disposed in the battery housing in a stacked configuration. Elastic members are disposed between adjacent cells of a cell stack. Each elastic member is a bladder that is formed of a pair of contoured plate portions stacked in a mirrored arrangement, whereby the plate portions cooperate to form a bellows-type compression spring. The elastic members provide a predetermined compression force to each cell while accommodating cell growth during use. The elastic members may include surface features such as strategically shaped and/or located protrusions that are configured to permit compliance and can be tuned to address the requirements of a specific application and permit application of varying stiffness characteristics across a surface of a cell.



BATTERY MODULE AND SIGNAL COLLECTION UNIT OF THE SAME

Thu, 06 Apr 2017 08:00:00 EDT

The present disclosure provides a battery module and a signal collection unit of the same, and the signal collection unit includes: a circuit board having a circuit thereon; a signal collection terminal including a protection cover electrically connected with the circuit and an electric connection sheet connected with the protection cover, the protection cover being disposed on a surface of the circuit board and a chamber being defined by the protection cover and the circuit board, the electric connection sheet being extended beyond an edge of the circuit board, and a temperature-sensing element disposed in the chamber and on the surface of the circuit board, and insulated from the protection cover.



ALKALINE ELECTROCHEMICAL CELLS WITH SEPARATOR AND ELECTROLYTE COMBINATION

Thu, 06 Apr 2017 08:00:00 EDT

An alkaline electrochemical cell having an anode including electrochemically active anode material, a cathode including electrochemically active cathode material, a separator between the anode and the cathode, and an electrolyte. The electrolyte includes a hydroxide dissolved in water. The separator in combination with the electrolyte has an initial area-specific resistance between about 100 mOhm-cm2 and about 220 mOhm-cm2.



ALL-SOLID-STATE BATTERY

Thu, 06 Apr 2017 08:00:00 EDT

An all-solid-state battery able to inhibit internal short-circuiting that occurs in the case of a rise in battery temperature during improper use, etc., of the all-solid-state battery is provided. The all-solid-state battery (100) has a positive electrode active material layer (10), a solid electrolyte layer (20) and a negative electrode active material layer (30) in that order, and the solid electrolyte layer (20) has solid electrolyte particles (14) and additive particles (22). The additive particles have a melting point of 700° C. or higher and are electrochemically inert. The ratio of the median diameter (D50) of the additive particles to the thickness of the solid electrolyte layer (20) is 0.4 to 0.8.



BATTERY

Thu, 06 Apr 2017 08:00:00 EDT

A battery includes a first portion and a second portion, in which the first portion includes a first positive electrode layer, a first negative electrode layer, and a first solid electrolyte layer located between the first positive electrode layer and the first negative electrode layer, in which the second portion includes a second positive electrode layer, a second negative electrode layer, and a second solid electrolyte layer located between the second positive electrode layer and the second negative electrode layer, in which the first portion and the second portion are in contact with each other, the second portion is more sharply bent than the first portion, the first solid electrolyte layer contains a first binder, the second solid electrolyte layer contains a second binder, and the second solid electrolyte layer containing the second binder has higher flexibility than a flexibility of the first solid electrolyte layer containing the first binder.



LITHIUM SECONDARY BATTERY ELECTROLYTIC SOLUTION AND SECONDARY BATTERY INCLUDING SAID ELECTROLYTIC SOLUTION

Thu, 06 Apr 2017 08:00:00 EDT

An electrolytic solution system for lithium secondary batteries. Provided is a lithium secondary battery electrolytic solution containing a nonaqueous solvent and a lithium salt. The nonaqueous solvent is mixed at an amount of not more than 3 mol with respect to 1 mol of the lithium salt.



ELECTROLYTE AND SECONDARY BATTERY

Thu, 06 Apr 2017 08:00:00 EDT

Secondary batteries capable of improving cycle characteristics are provided. The secondary battery includes a cathode, an anode, and an electrolytic solution. A separator provided between the cathode and the anode is impregnated with the electrolytic solution. The electrolytic solution contains a solvent and an electrolyte salt. The solvent contains a cyclic compound having a disulfonic acid anhydride group (—S(═O)2-O—S(═O)2-) and at least one of a nitrile compound. Compared to a case that the solvent does not contain both the cyclic compound having the disulfonic acid anhydride group and succinonitrile or a case that that the solvent contains at least one thereof, chemical stability of the electrolytic solution is improved. Thus, even if charge and discharge are repeated, electrolytic solution decomposition is inhibited.



SOLVENT FOR ELECTROLYTIC SOLUTION FOR USE IN ELECTROCHEMICAL DEVICES

Thu, 06 Apr 2017 08:00:00 EDT

The present invention aims to provide a solvent for an electrolytic solution of electrochemical devices which is chemically stable at high temperatures over a long period of time and is stably liquid at low temperatures. The present invention relates to a solvent for an electrolytic solution of electrochemical devices, including: a cyclic sulfone compound represented by the formula (1): wherein R is a hydrogen atom or a linear or branched C1-C6 alkyl group; a chain alkyl sulfone compound represented by the formula (2): wherein R1 and R2 each independently represent a linear or branched C1-C5 alkyl group, and may be the same as or different from each other; and at least one of an organic amine compound and 4-tert-butylcatechol.



LITHIUM METAL BATTERY

Thu, 06 Apr 2017 08:00:00 EDT

A lithium metal battery including: a lithium metal negative electrode; a positive electrode; and a liquid electrolyte disposed between the lithium metal negative electrode and the positive electrode, wherein the liquid electrolyte includes an ionic liquid including a cation represented by Formula 1 and an anion, and an organic solvent: wherein in Formula 1, X and R1 to R6 are as defined in the present specification.



ELASTIC PLATES AND BATTERY CELL ASSEMBLIES INCLUDING SAME

Thu, 06 Apr 2017 08:00:00 EDT

A battery pack includes a battery housing and electrochemical cells disposed in the battery housing in a stacked configuration. Elastic members are disposed between adjacent cells of a cell stack. Each elastic members is formed as a plate (e.g., a single-thickness sheet) having a curved or wavy contour when seen in cross-section, and is configured to serve as a compression spring that provides a predetermined compression force to adjacent cells while accommodating cell growth during use. The elastic members may include surface features such as strategically shaped and/or located protrusions that are configured to permit compliance and can be tuned to address the requirements of a specific application and permit application of varying stiffness characteristics across a surface of a cell.



FUEL CELL MANIFOLD INCLUDING A COATING TO REDUCE THE POSSIBILITY OF AN ELECTRICAL SHORT

Thu, 06 Apr 2017 08:00:00 EDT

An illustrative example fuel cell manifold includes a manifold structure having at least one surface situated where the surface may be exposed to phosphoric acid. The surface has a coating that reduces a possibility of an electrical short between the manifold and the fuel cell stack adjacent the manifold if that surface is exposed to phosphoric acid during fuel cell operation.



FUEL CELL STACK HAVING AN END PLATE ASSEMBLY WITH A TAPERED SPRING PLATE

Thu, 06 Apr 2017 08:00:00 EDT

An end plate assembly (38) includes a current collector (40), an electrically non-conductive pressure plate (42), and a tapered spring plate (72). The tapered spring plate (72) includes a thick mid-section (96) and tapered, thin tie rod extensions (74, 76) that extend from the mid-section (96) over deflection cavities (50, 52) in the pressure plate (42). Tie rod nut assemblies (90, 94) apply a load follow-up through the tie-rod extensions (74, 76) to permit limited expansion and contraction of the fuel cells (32). A mid-section of (96) of the spring plate (72) overlies a substantial portion of an upper surface (46) of the pressure plate (42). Because the mid-section (96) is large and thick and because the tie-rod extensions (74,76) are tapered and thin, the entire end plate assembly (38) may be efficiently thin and apply an even load follow-up to the fuel cell stack (30).



FLOW BATTERY CELLS AND STACKS, AND ASSOCIATED METHODS

Thu, 06 Apr 2017 08:00:00 EDT

A flow battery cell is presented. The flow battery cell includes a first electrode configured for charging a discharged catholyte, a second electrode configured for charging and discharging an anolyte, and a third electrode configured for discharging a charged catholyte. The second electrode is disposed between the first electrode and the third electrode. Each of the first electrode and the third electrode is separated from the second electrode by a bipolar membrane. A first bipolar membrane and a second bipolar membrane are disposed, respectively, between the first electrode and the second electrode, and the second electrode and the third electrode. A flow battery stack and a method for operating the flow battery stack are also presented.



ELECTROCHEMICAL ENERGY STORAGE SYSTEMS AND METHODS FEATURING LARGE NEGATIVE HALF-CELL POTENTIALS

Thu, 06 Apr 2017 08:00:00 EDT

The invention concerns flow batteries comprising: a first half-cell comprising: (i) a first aqueous electrolyte comprising a first redox active material; and a first carbon electrode in contact with the first aqueous electrolyte; (ii) a second half-cell comprising: a second aqueous electrolyte comprising a second redox active material; and a second carbon electrode in contact with the second aqueous electrolyte; and (iii) a separator disposed between the first half-cell and the second half-cell; the first half-cell having a half-cell potential equal to or more negative than about −0.3 V with respect to a reversible hydrogen electrode; and the first aqueous electrolyte having a pH in a range of from about 8 to about 13, wherein the flow battery is capable of operating or is operating at a current density at least about 25 mA/cm2.



REDOX FLOW BATTERY SYSTEM AND METHOD FOR OPERATING REDOX FLOW BATTERY SYSTEM

Thu, 06 Apr 2017 08:00:00 EDT

A redox flow battery system includes a plurality of branch circuits electrically connecting a plurality of battery cell parts in parallel; a switching unit configured to switch conduction states of a closed loop in which the branch circuits are connected together; a circulation mechanism including a tank configured to store an electrolyte, and a pump configured to circulate the electrolyte from the tank to the battery cell parts; a detection unit configured to detect physical quantities correlating with open circuit voltages of the battery cell parts; a determination unit configured to determine, on a basis of the physical quantities detected by the detection unit, as to whether or not a voltage difference between the open circuit voltages of the battery cell parts is more than a predetermined value; and a control unit configured to control a switching operation of the switching unit such that, when the determination unit determines the voltage difference to be more than the predetermined value, the closed loop is brought into a non-conducting state and, when the determination unit determines the voltage difference to be equal to or less than the predetermined value, the closed loop is brought into a conducting state.



ELECTROLYTE MATERIAL, LIQUID COMPOSITION, MEMBRANE ELECTRODE ASSEMBLY FOR POLYMER ELECTROLYTE FUEL CELL AND FLUORINATED BRANCHED POLYMER

Thu, 06 Apr 2017 08:00:00 EDT

To provide: an electrolyte material having high oxygen permeability as compared with conventional ones; a membrane electrode assembly for a polymer electrolyte fuel cell excellent in power generation characteristics as compared with conventional ones; a liquid composition suitable for forming a catalyst layer for the membrane electrode assembly; and a fluorinated branched polymer useful as e.g. a raw material of the electrolyte material. The electrolyte material comprises a fluoropolymer (H)1 having a structural unit (u1) that has an ionic group and a structural unit (u2) that has an alicyclic structure, wherein the fluoropolymer (H)1 is composed of a branched molecular chain, and has a segment (A)3 comprising a molecular chain having the structural unit (u1) and a segment (B)2 composed of a molecular chain having the structural unit (u2), and the ion exchange capacity of the segment (B)2 is smaller than the ion exchange capacity of the segment (A)3.



POLYMER ELECTROLYTE MEMBRANE, AND MEMBRANE-ELECTRODE ASSEMBLY AND FUEL CELL CONTAINING SAME

Thu, 06 Apr 2017 08:00:00 EDT

The present invention relates to a polymer electrolyte membrane, and a membrane-electrode assembly and a fuel cell containing the same, and the polymer electrolyte membrane comprises a polymer comprising repeating units represented by the following chemical formulas 1-3. Chemical formulas 1-3 are as defined in the specification. The polymer electrolyte membrane has excellent resistance to radical attack and has improved acid-base interaction, thereby maximizing the function of an ion conductive group, and thus can improve the operation performance of a fuel cell in a low humidification state.



PROCESS

Thu, 06 Apr 2017 08:00:00 EDT

A process for manufacturing a reinforced membrane-seal assembly includes: (i) providing a carrier material; (ii) providing a planar reinforcing component having one or more first regions including pores and a second region including pores, the first regions being patches and non-continuous and the second region surrounding the first regions and being continuous; (iii) depositing an ion-conducting component; (iv) drying the ion-conducting component; (v) depositing a seal component; (vi) drying the seal component (vii) removing the carrier material. In embodiments, ion-conducting component fills the pores in the first regions and seal component fills the pores in the second region; steps (ii), (iii) and (v) can be carried out in any order; step (iv) is carried out subsequent to step (iii); step (vi) is carried out subsequent to step (v); and steps (iv) and (vi) are carried out subsequent to step (ii). Also disclosed is an assembly prepared by such process.



MEMBRANELESS DIRECT LIQUID FUEL CELLS

Thu, 06 Apr 2017 08:00:00 EDT

Disclosed herein are membraneless direct liquid fuel cells comprising an anode comprising an anode catalyst; a cathode comprising a cathode catalyst; an aqueous solution comprising a fuel, an electrolyte, and water; an oxygen source in electrochemical contact with the cathode catalyst; wherein the anode catalyst and the cathode catalyst are in electrochemical contact with the aqueous solution; wherein the anode catalyst is catalytically active for the oxidation of the fuel; wherein the cathode catalyst is catalytically active for the reduction of oxygen and is substantially catalytically inactive for the oxidation of the fuel. Also disclosed herein are catalysts that are catalytically active for the oxygen reduction reaction and/or the oxygen evolution reaction and substantially catalytically inactive for the oxidation reaction of a fuel.



SORBENT BED ASSEMBLY AND FUEL CELL SYSTEM INCLUDING SAME

Thu, 06 Apr 2017 08:00:00 EDT

A sorbent bed assembly, a fuel cell system including the sorbent bed assembly, and methods of using the same. The sorbent bed assembly includes sorbent beds disposed in a stack, such that the sorbent beds extend lengthwise in a non-vertical direction, and conduits configured to fluidly connect the sorbent beds. One or more of the sorbent beds may also include a housing, a removable cartridge disposed in the housing and comprising a sorbent material configured to purify the fuel, and a support configured to prevent the fuel from bypassing the cartridge when the fuel flows through the housing.



POROUS CURRENT COLLECTOR AND FUEL CELL

Thu, 06 Apr 2017 08:00:00 EDT

Provided is a porous current collector which is used for a fuel electrode and has a high gas reforming function and high durability. A porous current collector 9 is provided adjacent to a fuel electrode 4 of a fuel cell 101 that includes a solid electrolyte layer 2, the fuel electrode 4 disposed on one side of the solid electrolyte layer, and an air electrode 3 disposed on the other side. The porous current collector includes a porous metal body 1 and a first catalyst 20. The porous metal body has an alloy layer 12a at least on a surface thereof, the alloy layer containing nickel (Ni) and tin (Sn). The first catalyst, which is in the form of particles, is supported on a surface of the alloy layer, the surface facing pores of the porous metal body, and is capable of processing a carbon component contained in a fuel gas that flows inside the pores.



Apparatus For Determining Reactant Purity

Thu, 06 Apr 2017 08:00:00 EDT

An apparatus (10) configured to determine reactant purity comprising: a first fuel cell (11) configured to generate electrical current from the electrochemical reaction between two reactants, having a first reactant inlet (13) configured to receive a test reactant comprising one of the two reactants from a first reactant source (7, 5, 16); a second fuel cell (12) configured to generate electrical current from the electrochemical reaction between the two reactants, having a second reactant inlet (14) configured to receive the test reactant from a second reactant source (5); a controller (20) configured to apply an electrical load to each fuel cell and determine an electrical output difference, ODt, between an electrical output of the first fuel cell (11) and an electrical output of the second fuel cell (12), and determine a difference between a predicted output difference and the determined electrical output difference, ODt, the predicted output difference determined based on a historical output of difference and a historical rate of change in said output difference determined at an earlier time, said controller (20) configured to provide a purity output indicative of the test reactant purity at least based on the difference between the predicted and determined output difference.



DETERMINATION OF THE SPATIAL DISTRIBUTION OF CATALYTIC ACTIVITY OF AN ELECTRODE OF AN ELECTROCHEMICAL CELL

Thu, 06 Apr 2017 08:00:00 EDT

The invention relates to a method for determining a spatial distribution (Wcx,yi) of a parameter of interest (Wc) representative of a catalytic activity of an active layer of at least one electrode of an electrochemical cell, comprising steps in which a spatial distribution (Wcx,yi) of the parameter of interest (Wc) is determined depending on the spatial distribution (Qx,ye) of a second thermal quantity (Qe) estimated beforehand from the spatial distribution (Tx,yc) of a set-point temperature (Tc) and from the spatial distribution (Dx,yr) of a first thermal quantity (Dr).



FUEL CELL

Thu, 06 Apr 2017 08:00:00 EDT

A fuel cell (10) including at least one membrane assembly (13) arranged between at least two polar plates (14) of the fuel cell (10) is provided. The fuel cell (10) has at least one pair (25) of flow regions situated outside an active region (16) of the membrane assembly (13), the pair having overlapping flow regions (20) on both sides of the membrane assembly (13). A support (18) for supporting the membrane assembly (13) is arranged in one of the overlapping flow regions (20) on one side of the membrane assembly (13), between the membrane assembly (13) and one of the polar plates (14).



DETERMINING A SPATIAL DISTRIBUTION OF A THERMAL CONDUCTIVITY OF AN ELECTROCHEMICAL CELL

Thu, 06 Apr 2017 08:00:00 EDT

The invention relates to a method for determining a spatial distribution (Rhx,yf) of a parameter of interest (Rh) representative of heat removal within a bipolar plate of an electrochemical cell, wherein a spatial distribution (Rhx,yf) of the parameter of interest (Rh) is determined depending on the spatial distribution (Dx,ye) of a second thermal quantity (De) estimated beforehand from the spatial distribution (Tx,yc) of a set-point temperature (Tc) and from the spatial distribution (Qx,yr) of a first thermal quantity (Qr).



FUEL CELL ANODE CATALYST AND MANUFACTURING METHOD THEREFOR

Thu, 06 Apr 2017 08:00:00 EDT

Provided is a fuel cell anode catalyst in which a platinum-ruthenium alloy is supported on a carbon material, and a manufacturing method therefor. The molar ratio (Pt:Ru) of the alloy is in the range of 1:1-5. When the coordination numbers of the Pt atom and the Ru atom of an atom site in the alloy, as measured by x-ray absorption fine structure, are expressed as N(Pt) and N(Ru) respectively, then N(Ru)/(N(Pt)+N(Ru)) in the platinum site is in the range of 0.8-1.1 times the theoretical value, and N(Pt)/(N(Ru)+N(Pt)) in the Ru site is in the range of 0.8-1.1 times the theoretical value. The average particle diameter of the alloy is in the range of 1-5 nm, and the standard deviation for the particle diameter is in the range of 2 nm or lower. Further provided is: a fuel cell anode with an anode composition layer, on a substrate surface, which contains the catalyst and a proton conductive polymer; a fuel cell membrane electrode assembly with a polymer electrolyte membrane sandwiched between the anode and a cathode; and a fuel cell containing the fuel cell membrane electrode assembly.



Non-Carbon Mixed-Metal Oxide Support for Electrocatalysts

Thu, 06 Apr 2017 08:00:00 EDT

A non-carbon support particle is provided for use in electrocatalyst. The non-carbon support particle consists essentially of titanium dioxide and ruthenium dioxide. The titanium and ruthenium can have a mole ratio ranging from 1:1 to 9:1 in the non-carbon support particle. Also disclosed are methods of preparing the non-carbon support and electrocatalyst taught herein.



CATHODE UNIT FOR CERAMIC FUEL CELL, CATHODE STRUCTURE FOR CERAMIC FUEL CELL INCLUDING THE SAME, AND METHOD OF FORMING CATHODE STRUCTURE FOR CERAMIC FUEL CELL

Thu, 06 Apr 2017 08:00:00 EDT

A cathode unit for a ceramic fuel cell includes a silver (Ag) support and an ion conductive solid membrane. The silver (Ag) support is formed on a pellet. The ion conductive solid membrane is formed to partially cover a surface of the silver support and includes ion conductive particles electrically connected to each other and having ion conductivity.



NON-PRECIOUS FUEL CELL CATALYSTS COMPRISING POLYANILINE

Thu, 06 Apr 2017 08:00:00 EDT

A method of producing a catalyst suitable for use in a membrane electrode assembly involves providing a mixture comprising a polyaniline precursor and a catalyst support; adding to said mixture an oxidant and a compound comprising a transition metal; agitating said mixture sufficiently to result in polyaniline polymerization; drying the mixture; heating the dried mixture in an inert atmosphere at a temperature of from about 400° C. to about 1000° C.; leaching the mixture with an acid solution; heating the resulting mixture in an inert atmosphere at a temperature of from about 400° C. to about 1000° C. The second heating improves the performance of the catalyst.



PROTON EXCHANGE MEMBRANE MATERIALS

Thu, 06 Apr 2017 08:00:00 EDT

In an example, a process includes applying a platinum catalyst ink solution to a polymeric substrate to form a platinum-coated polymeric material having a first catalytic surface area. The process further includes utilizing a laser to process a portion of the platinum-coated polymeric material to form a patterned platinum-coated proton exchange membrane (PEM) material. The patterned platinum-coated PEM material has a second catalytic surface area that is greater than the first catalytic surface area.



Method of preparing minute carbonized cellulose and method of preparing catalyst support using the same

Thu, 06 Apr 2017 08:00:00 EDT

Disclosed is a method of manufacturing carbonized fine cellulose, which enables the formation of carbonized nano-sized cellulose by subjecting cellulose to drying, carbonization, and pulverization by means of shock waves using ultrasonic waves and microbubbles, thus realizing mass producibility, making it possible to fabricate a carbonized nano-sized material having uniform quality, and reducing the manufacturing costs. The carbonized fine cellulose is in the form of a nano-sized uniform carbon powder, and can thus be utilized as a catalyst support in various forms, such as fuel cell electrodes, electrodes of energy storage devices such as supercapacitors or secondary batteries, catalyst supports for micro-nano hybrid reactors, etc.



DRY-PARTICLE BASED ADHESIVE AND DRY FILM AND METHODS OF MAKING SAME

Thu, 06 Apr 2017 08:00:00 EDT

Dry process based energy storage device structures and methods for using a dry adhesive therein are disclosed.



NEGATIVE ACTIVE MATERIAL AND NEGATIVE ELECTRODE AND LITHIUM BATTERY INCLUDING THE MATERIAL

Thu, 06 Apr 2017 08:00:00 EDT

A negative active material includes a silicon-based alloy, and the silicon-based alloy includes a Si single phase, a FeSi2 alpha phase, and a FeSi2 beta phase, wherein an intensity ratio of a second diffraction peak of the FeSi2 beta phase to a first diffraction peak of the FeSi2 alpha phase may be 0.1 or higher. A negative electrode includes the negative active material and a lithium battery includes the negative electrode. Lifespan characteristics of the lithium battery including the negative active material may improve.



PROTECTIVE COATINGS FOR CONVERSION MATERIAL CATHODES

Thu, 06 Apr 2017 08:00:00 EDT

Battery systems using coated conversion materials as the active material in battery cathodes are provided herein. Protective coatings may be an oxide, phosphate, or fluoride, and may be lithiated. The coating may selectively isolate the conversion material from the electrolyte. Methods for fabricating batteries and battery systems with coated conversion material are also provided herein.



PROTECTION OF BATTERY ELECTRODES AGAINST SIDE REACTIONS

Thu, 06 Apr 2017 08:00:00 EDT

A battery electrode composition is provided that comprises composite particles. Each of the composite particles in the composition (which may represent all or a portion of a larger composition) may comprise a porous electrode particle and a filler material. The porous electrode particle may comprise active material provided to store and release ions during battery operation. The filler material may occupy at least a portion of the pores of the electrode particle. The filler material may be liquid and not substantially conductive with respect to electron transport.



FIBROUS CARBON-CONTAINING ELECTRODE MIXTURE LAYER FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERIES, ELECTRODE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERIES COMPRISING SAME, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY

Thu, 06 Apr 2017 08:00:00 EDT

The present invention provides an electrode mixture layer for nonaqueous electrolyte secondary batteries, which contains an electrode active material, a carbon-based conductive agent containing fibrous carbon having an average effective length of 10 μm, and a binder, and which has a thickness of 50 μm or more. This electrode mixture layer has an inner layer portion where the fibrous carbon is three-dimensionally dispersed in a random manner.



ANODE COMPOSITIONS FOR RECHARGEABLE BATTERIES AND METHODS OF MAKING SAME

Thu, 06 Apr 2017 08:00:00 EDT

An anode composition includes an electrochemically active material comprising silicon; and a cement.



TEMPLATE ELECTRODE STRUCTURES WITH ENHANCED ADHESION CHARACTERISTICS

Thu, 06 Apr 2017 08:00:00 EDT

Provided herein are novel template electrode materials and structures for lithium ion cells. Related methods are also provided. According to various embodiments, an electrode can include a nanostructured template, an electrochemically active material layer coating the template, and a first intermediate layer between the nanostructured template and the electrochemically active material layer. In one arrangement, the nanostructured template includes silicide nanowires. The electrochemically active material may be any of silicon, tin, germanium, carbon, metal hydrides, silicides, phosphides, and nitrides. The first intermediate layer may facilitate adhesion between the nanostructured template and the electrochemically active material layer, electronic conductivity within the electrode, and/or stress relaxation between the nanostructured template and the electrochemically active material layer.



SECONDARY BATTERY

Thu, 06 Apr 2017 08:00:00 EDT

Disclosed is a secondary battery, which can minimize occurrence of a short-circuit between a cap plate and an electrode assembly while maximizing the size of an electrolyte injection hole of an inner case. The secondary battery includes at least one electrode assembly, an insulating inner case accommodating the electrode assembly, an outer case accommodating the electrode assembly and the inner case, and a cap plate sealing an opening of the outer case, wherein the inner case has a top surface corresponding to the cap plate and an injection hole for electrolyte injection located in the top surface.



RECHARGEABLE BATTERY PACK

Thu, 06 Apr 2017 08:00:00 EDT

A rechargeable battery pack is disclosed. In one aspect, the battery pack includes a battery cell including an electrode terminal in a cap plate and configured to perform charging and discharging operations, a protection element connected to the electrode terminal via a first connecting tab and a protection management package connected to a second connecting tab of the protection element and connected to the cap plate via an electrode tab. The battery pack also includes a molding portion enclosing the protection element and the protection management package; and an adhesive member disposed between the molding portion and the battery cell to attach them, wherein the first connecting tab has a bending portion bent between the electrode terminal and the protection element so as to set a height difference.



BUSBAR

Thu, 06 Apr 2017 08:00:00 EDT

The present invention refers to a busbar for electrically connecting a plurality of cells of a battery module. In order to electrically disconnect the battery cells from each other upon thermal runaway of at least one of the cells or short circuit, the busbar includes a core and a shell at least partially made of a first material, said first material being an electrically conducting material, wherein the core is at least partially made of a second material having a coefficient of thermal expansion which is significantly higher than the coefficient of thermal expansion of the first material.



SECONDARY BATTERY

Thu, 06 Apr 2017 08:00:00 EDT

There is provided a secondary battery comprising an electrode assembly including a first electrode plate having a first electrode tab, a second electrode plate having a second electrode tab and a separator between the first electrode plate and the second electrode plate, a case including a body accommodating the electrode assembly, a cap plate covering a top portion of the body, and a bottom plate covering a bottom portion of the body, a first electrode terminal electrically connected to the first electrode tab, a second electrode terminal electrically connected to the second electrode tab through the case, and a connection plate electrically connected to the second electrode tab and configured to bend away from the bottom plate, the connection plate being on the bottom plate.



BATTERY CASE, POWER STORAGE DEVICE, AND POWER STORAGE DEVICE MANUFACTURING METHOD

Thu, 06 Apr 2017 08:00:00 EDT

A battery case includes a first cover member configured to be mounted to one region of a cell, and a second cover member having a shape identical to a shape of the first cover member, the second cover member being configured to be mounted to an other region opposite to the one region of the cell and coupled to the first cover member.



ELASTIC BLADDER AND BATTERY CELL ASSEMBLIES INCLUDING SAME

Thu, 06 Apr 2017 08:00:00 EDT

A battery pack includes a battery housing and electrochemical cells disposed in the battery housing in a stacked configuration. Elastic bladders are disposed between adjacent cells of a cell stack. The elastic bladders are configured to serve as a compression spring that provide a predetermined compression force to each cell while accommodating cell growth during use. The elastic bladders may include surface features such as strategically shaped and/or located protrusions or restrained regions that are configured to permit compliance and can be tuned to address the requirements of a specific application and permit application of varying stiffness characteristics across a surface of a cell.



FUNCTIONALIZED LEAD ACID BATTERY SEPARATORS, IMPROVED LEAD ACID BATTERIES, AND RELATED METHODS

Thu, 06 Apr 2017 08:00:00 EDT

In accordance with at least selected embodiments, the present application or invention is directed to novel or improved porous membranes or substrates, separator membranes, separators, composites, electrochemical devices, batteries, methods of making such membranes or substrates, separators, and/or batteries, and/or methods of using such membranes or substrates, separators and/or batteries. In accordance with at least certain embodiments, the present application is directed to novel or improved porous membranes having a coating layer, battery separator membranes having a coating layer, separators, energy storage devices, batteries, including lead acid batteries including such separators, methods of making such membranes, separators, and/or batteries, and/or methods of using such membranes, separators and/or batteries. The disclosed separators and/or batteries have improved charge acceptance, improved surface conductivity, improved oxidation resistance, reduced acid stratification, improved resistance to metal contamination induced oxidation, reduced black residue, improved wettability, and/or improved stiffness.



POROUS LAYER, LAMINATED BODY, NONAQUEOUS ELECTROLYTE SECONDARY BATTERY MEMBER INCLUDING THE POROUS LAYER, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY INCLUDING THE POROUS LAYER

Thu, 06 Apr 2017 08:00:00 EDT

The present invention provides, as a porous layer that can be used for a member for a non aqueous secondary battery having excellent shutdown characteristics, a porous layer including a polyvinylidene fluoride-based resin, wherein, assuming that a sum of individual amounts of crystal form α and crystal form β contained in the polyvinylidene; fluoride-based resin is 100 mol %, the amount of crystal form α contained in the polyvinylidene fluoride-based resin is not less than 10 mol % and not more than 65 mol %.



SECONDARY BATTERY

Thu, 06 Apr 2017 08:00:00 EDT

A secondary battery according to one or more embodiments includes an electrode assembly including a first electrode plate including a first electrode tab, a second electrode plate including a second electrode tab, and a separator between the first electrode plate and the second electrode plate, a case including a body accommodating the electrode assembly, a cap plate at an upper portion of the body, and a bottom plate at a lower portion of the body, an electrode terminal including a first electrode terminal electrically connected to the first electrode tab and extending through the cap plate, and a second electrode terminal electrically connected to the second electrode tab via the case and on the cap plate, and a first safety vent in the bottom plate, wherein an exterior surface of the bottom plate defines a gas exhaust groove in communication with the first safety vent.



SEALED BATTERY

Thu, 06 Apr 2017 08:00:00 EDT

A sealed battery with a battery element housed in a sealed casing. The sealed battery includes a valve brought into a closed state when a pressure of a gas in the casing is less than a first pressure P1, into an open state when the pressure is more than or equal to the first pressure P1 and less than a second pressure P2, and into the closed state when the pressure is more than or equal to the second pressure P2, and a safety mechanism configured to, when the internal pressure reaches a third pressure P3 exceeding the second pressure P2, operate in accordance with the third pressure P3.



PASSIVE INSULATION MATERIALS

Thu, 06 Apr 2017 08:00:00 EDT

A material consisting of an insulating, ceramic-based matrix into which an endothermic gas-generating material is incorporated for the intended purpose of protecting electrical energy storage devices from cascading thermal runaway.



FRAME FOR PORTABLE ELECTRICAL ENERGY STORAGE CELLS

Thu, 06 Apr 2017 08:00:00 EDT

A portable electrical energy storage device is provided with a frame that includes a plurality of receptacles for receiving a portion of a portable electrical energy storage cell. A cap is provided over the plurality of receptacles and the portion of the portable electrical energy storage cells received in the frame. In some embodiments, a passageway extends between adjacent receptacles. Disposed within the passageway is a plug which exhibits more resistance to thermal energy migration than other portions of the frame that define the adjacent receptacles.



VARIABLE BATTERY SYSTEM FOR FLASHLIGHTS

Thu, 06 Apr 2017 08:00:00 EDT

A battery compartment can include a primary battery slot, at least one optional intermediate battery slot, a terminal battery slot, and a bypass switch. More specifically, the primary battery slot can retain a first battery and can have primary positive and negative leads oriented to contact corresponding positive and negative terminals of the first battery. The optional intermediate battery slot can retain a second battery and can have intermediate positive and negative leads oriented to contact positive and negative terminals of the second battery. The terminal battery slot can retain a third battery and can have terminal positive and negative leads oriented to contact positive and negative terminals of the third battery. The battery slots can be connected in series with the intermediate battery slot oriented between the primary and terminal slots. At least one bypass switch can be coupled to one or both of the leads of at least one of the battery slots. The switch can also be adapted to create an electrical path to a subsequent battery slot when the battery slot corresponding to the switch is empty.



FEED-THROUGH

Thu, 06 Apr 2017 08:00:00 EDT

A feed-through, for example a battery feed-through for a lithium-ion battery or a lithium ion accumulator, has at least one base body which has at least one opening through which at least one conductor, for example a pin-shaped conductor, embedded in a glass material is guided. The base body contains a low melting material, for example a light metal, such as aluminum, magnesium, AlSiC, an aluminum alloy, a magnesium alloy, titanium, titanium alloy or steel, in particular special steel, stainless steel or tool steel. The glass material consists of the following in mole percent: 35-50% P2O5; 0-14% Al2O3; 2-10% B2O3; 0-30% Na2O; 0-20% M2O, with M being K, Cs or Rb; 0-35% Li2O; 0-20% BaO; and 0-10% Bi2O3, the glass material being free of lead except for contaminants.



RECHARGEABLE BATTERY

Thu, 06 Apr 2017 08:00:00 EDT

A rechargeable battery includes a conductive case including a bottom part and a wall part extending from a periphery of the bottom part, an electrode assembly including a positive electrode and a negative electrode, and accommodated in the case, a cap plate opposite to the bottom part and electrically connected to the case, a positive terminal fixed to the cap plate and electrically connected to the cap plate, a negative terminal fixed to the cap plate and electrically insulated from the cap plate, a positive electrode tab extending from the positive electrode and electrically connected to the bottom part, and a negative electrode tab extending from the negative electrode, facing the positive electrode tab, and electrically connected to the negative terminal, wherein a length of the cap plate in a first direction is less than a height of the wall part in a second direction.



Battery Housing

Thu, 06 Apr 2017 08:00:00 EDT

A cell housing is disclosed. The cell housing may include a case extending between a first side, a second side, an open top end and an integrated bottom end. The cell housing may additionally include a body extending between an inner surface and an outer surface and the body may include a first layer comprising a first three-dimensional network of fibers including α-glucan and chitin, a second layer comprising a second three-dimensional network of fibers including α-glucan and chitin and include a plurality of cellulosic fibers positioned between the first layer and the second layer.



CHARGING STATION PROVIDING THERMAL CONDITIONING OF ELECTRIC VEHICLE DURING CHARGING SESSION

Thu, 06 Apr 2017 08:00:00 EDT

A vehicle includes an energy storage configured to store electric energy for at least propulsion of the vehicle, an energy storage thermal system configured to provide thermal conditioning of the energy storage, and a coupling configured to receive thermal conditioning of the energy storage from a thermal system external to the vehicle. The coupling provides thermal conditioning of the energy storage while charging when available from the thermal system external to the vehicle. The energy storage thermal system provides thermal conditioning of the energy storage while charging when the thermal system external to the vehicle is not available.