Abstract: Provided is an energy storage system for a marine vessel. The energy storage system includes a battery pack and a storage container (i) configured for housing the battery pack and other components and (ii) including an electrical interface for electrically coupling the battery pack to the vessel. The energy storage system also includes an air blast cooling system (i) mountable to a first section of the container and (ii) for cooling the battery pack and an air conditioning system configured for cooling the other components.

Abstract: A lithium secondary battery includes a cathode, an anode and a non-aqueous electrolyte. The anode includes an anode active material which contains a mixture of an artificial graphite and a natural graphite. A sphericity of the natural graphite is 0.96 or more. The lithium secondary battery including the anode has improved life-span and power properties.

Abstract: An electrolyte composition can be capable of becoming molten when heated sufficiently. The electrolyte can include at least one lithium halide salt; and at least one lithium non-halide salt combined with the at least one lithium halide salt so as to form an electrolyte composition capable of becoming molten when above a melting point about 350° C. A lithium halide salt includes a halide selected from F and Cl. A first lithium non-halide salt can be selected from the group consisting of LiVO3, Li2SO4, LiNO3, and Li2MoO4. A thermal battery can include the electrolyte composition, such as in the cathode, anode, and/or separator region therebetween. The battery can discharge electricity by having the electrolyte composition at a temperature so as to be a molten electrolyte.

Abstract: A solid electrolyte represented by general formula LiySiRx(MO4), where x is an integer from 1 to 3 inclusive, y=4?x, each R present is independently C1-C3 alkyl or C1-C3 alkoxy, and M is sulfur, selenium, or tellurium. Methods of making the solid electrolyte include combining a phenylsilane and a first acid to yield mixture including benzene and a second acid, and combining at least one of an alkali halide, and alkali amide, and an alkali alkoxide with the second acid to yield a product d represented by general formula LiySiRx(MO4)y. The second acid may be in the form of a liquid or a solid. The phenylsilane includes at least one C1-C3 alkyl substituent or at least one C1-C3 alkoxy substituent, and the first acid includes at least one of sulfuric acid, selenic acid, and telluric acid.

Abstract: A method and apparatus for manufacturing a membrane electrode assembly are provided, which can efficiently peel an electrode layer from a base material. A manufacturing apparatus for manufacturing a membrane electrode assembly of a fuel cell including a pair of electrode layers and an electrolyte membrane, the apparatus including: a transport device which transports the base material on which one cathode electrode layer of the pair of electrode layers is formed and which is connected to a transport sheet via an adhesive layer together with the transport sheet; a transfer device which transfers the one cathode electrode layer to the electrolyte membrane; a peeling device which peels the cathode electrode layer from the base material; and a cooling device having a spraying device which is directed to a start point portion for the peeling and sprays a cooling gas.

Abstract: A battery management system comprises a battery manager and battery sensors for sensing related information of each battery in a battery string. The batteries in the battery string are divided into a plurality of first groups. The battery sensors are divided into a plurality of second groups. Each second group senses the batteries in a corresponding first group, and each battery sensor senses at least one battery. Each of a part of the communication ports of the battery manager is signally connected to the battery sensors of one of the second groups. The number of the battery sensors in each second group is less than or equal to the number of battery sensors that each communication port can support. The battery manager merges the battery sensors signally connected to the part of the communication ports into one group according to a merging command, and regards the merged battery sensors as battery sensors of a same battery string accordingly.

Abstract: A control device calculates an amount of increase ?Am in freezing temperature measurement value Am from an initial freezing temperature ?0 and calculates an amount of lowering in capacity corresponding to the amount of increase ?Am in freezing temperature as an amount of lowering in capacity ?Bx due to deterioration of a material. The control device calculates an amount of lowering in capacity measurement value Bm from an initial capacity B0 as a whole amount of lowering in capacity ?Bm and calculates a material deterioration ratio X by using ?Bx and ?Bm. The control device calculates a value resulting from subtraction of ?Bx from ?Bm as an amount of lowering in capacity ?By due to precipitation of Li and calculates an Li precipitation deterioration ratio Y by using ?By and ?Bm.

Abstract: A laminate material with a metal exposed portion is efficiently produced. A peeling step is performed in which a laser beam L is irradiated on a resin layer 17, 18 of a laminate raw material 10 in which a resin layer 17, 18 is laminated on at least one surface of a metal foil 11 to peel the resin layer 17, 18 and the metal foil 11 to thereby form a peeled portion 21, 22. Thereafter, the resin layers 17 and 18 corresponding to the peeled portions 21 and 22 are cut off to expose the metal foil 11.

Abstract: The present disclosure relates to an electrode material that includes a solid core particle having an outer surface and including at least one of a Group II element, a Group III element, a Group IV element, a Group V element, and/or a Group VI element, and a layer including a polymer, where the solid core particle has a characteristic length between greater than zero nanometers and 1000 nm, the layer substantially covers all of the outer surface, the layer has a thickness between greater than zero nanometers 100 nm, and the layer is capable of elastically stretching as a result of expansion and contraction by the solid core.

Abstract: Disclose are an electrolyte composite for a lithium secondary battery having an improved output; a cathode including a protective film on its surface; and a lithium secondary battery comprising the same.

Abstract: In a secondary battery, a positive electrode current collecting portion and a negative electrode current collecting portion are bonded with a part of a positive electrode current collector exposed portion and a part of a negative electrode current collector exposed portion of a laminated electrode body, respectively. A bonding portion between the positive electrode current collecting portion and the positive electrode current collector exposed portion, and a bonding portion between the negative electrode current collecting portion and the negative electrode current collector exposed portion are formed at positions at which, when the full length in a short side direction of each of the current collector exposed portions of the positive electrode and the negative electrode is set as L, a distance from the end close to the lid in the short side direction is less than L/2.

Abstract: A method of estimating hydrogen crossover loss of a fuel cell system including a stack for producing power through a reaction of hydrogen serving as fuel and air serving as an oxidizer includes driving the fuel cell system; estimating a hydrogen crossover rate right after a channel of an anode is purged; determining whether a cell voltage of a fuel cell is normal; and comparing the estimated hydrogen crossover rate with a predetermined reference value based on a result of the determining of whether the cell voltage of the fuel cell is normal to determine whether a pinhole or leakage occurs. Accordingly, whether a pinhole or leakage occurs in the fuel cell system may be more effectively sensed.

Abstract: A secondary battery is disclosed. According to the present invention, in a case in which the secondary battery is ignited, a gas and materials within the secondary battery may be smoothly discharged to improve safety when the secondary battery is ignited. In order to achieve the above-described object, according to an aspect of the present invention, a secondary battery includes: an electrode assembly; a battery can accommodating the electrode assembly; and a coating part applied to the battery can, wherein the battery can includes a slim part having a relatively thinner thickness than that of the other region of the battery can, and the coating part is applied to the slim part and made of a metal material having tensile strength less than that of the slim part.

Abstract: The present specification relates to an electrolyte of a solid oxide fuel cell, a solid oxide fuel cell including the same, a composition for the electrolyte, and a method for preparing the electrolyte.

Abstract: A hydrogen fuel cell vehicle system and method inhibit formation of black ice on road surfaces at low temperatures as a result of exhaust water by treating the exhaust water prior to discharge with a deicing or antifreeze substance to lower the freezing point of the water. A metering device may meter a deicing or antifreeze substance, such as sodium chloride, calcium chloride, urea, or the like to be dissolved in the exhaust water that is produced during the production of energy. The vehicle may include a bypass valve that selectively bypasses the water treatment system when ambient conditions are not conducive to ice formation. The bypass valve is operated to direct exhaust flow to a condenser and water treatment system when ambient conditions are favorable to ice formation, with the deicing or antifreeze substance metered based on current or predicted ambient or road surface conditions.

Abstract: A method of operating a fuel cell having an anode, a cathode and a polymer electrolyte membrane disposed between the anode and the cathode, includes feeding the anode with an impure hydrogen stream having low levels of carbon monoxide up to 5 ppm, and wherein the anode includes an anode catalyst layer including a carbon monoxide tolerant catalyst material, wherein the catalyst material includes: (i) a binary alloy of PtX, wherein X is a metal selected from the group consisting of rhodium and osmium, and wherein the atomic percentage of platinum in the alloy is from 45 to 80 atomic % and the atomic percentage of X in the alloy is from 20 to 55 atomic %; and (ii) a support material on which the PtX alloy is dispersed; wherein the total loading of platinum group metals (PGM) in the anode catalyst layer is from 0.01 to 0.2 mgPGM/cm2.

Abstract: A fuel cell having an elastic member is provided. The fuel cell includes a cell stack in which a plurality of unit cells are stacked in a first direction and an end-plate disposed on each of opposite side ends of the cell stack. The elastic member is disposed in a portion of the end-plate to overlap a lower area of the cell stack in which condensate water remains in the first direction.

Abstract: The present invention is in the field of bioelectricity. The present invention provides energy generating systems, methods, and devices that are capable of converting chemical energy stored in sugars into useful electricity.

Abstract: A secondary battery includes a positive electrode current collector attached to an electrode group, a sealing body including a lid plate and a positive electrode terminal, and a current collecting lead interposed between the positive electrode current collector and the sealing body, and joined to the positive electrode current collector and the sealing body. The current collecting lead has a top wall located on a side of the sealing body, a bottom wall facing the top wall, and located on a side of the positive electrode current collector, and a pair of side walls and extending between a side edge of the top wall and a side edge of the bottom wall, and facing each other. The top wall includes faced parts and facing the bottom wall, and extension parts extending outward from the faced parts, and the extension parts are joined to the lid plate.

Abstract: A battery pack includes a rechargeable battery, a battery information memory unit configured to store battery type information relating to a type of the rechargeable battery, and an information output unit configured to output the battery type information from the battery pack.