Abstract: An energy storage apparatus includes: one or more energy storage devices; a wiring connection component for connecting first wiring and second wiring, the first wiring being connected to at least one of the one or more energy storage devices, the second wiring being external wiring; and an attachment portion to which the wiring connection component is detachably attached.
Type:
Grant
Filed:
June 4, 2014
Date of Patent:
October 30, 2018
Assignee:
GS YUASA INTERNATIONAL LTD.
Inventors:
Masashi Oshiba, Hiroyasu Koyama, Yuta Mizukawa, Kazuya Fujisawa
Abstract: Disclosed is an electrode assembly including a plurality of alternately arranged cathode and anode plates, a separator interposed between the cathode plate and the anode plate, a plurality of cathode tabs respectively formed on the cathode plates, a plurality of anode tabs respectively formed on the anode plates, a cathode lead coupled to the cathode tabs, and an anode lead coupled to the anode tabs, wherein the welding portions in which the cathode and anode tabs are respectively coupled to the cathode and anode leads have different shapes, or kinds of the cathode and anode tabs are identical and kinds of the cathode and anode leads are different.
Type:
Grant
Filed:
August 20, 2014
Date of Patent:
October 16, 2018
Assignee:
LG CHEM, LTD.
Inventors:
Soo Hyun Lim, Seong Min Lee, Min Hee Lee, Jae Hyun Lee, Daehong Kim, Tae Jin Park, Jihyun Kim
Abstract: A secondary battery is disclosed. In one aspect, the battery includes an electrode assembly, a can accommodating the electrode assembly therein and a cap assembly sealing the can. The cap assembly includes a sub-plate electrically connected to the electrode assembly and a vent having a protruding portion electrically connected to the sub-plate. The vent includes i) a first fracture portion and ii) a second fracture portion formed between the first fracture portion and the protruding portion.
Abstract: Provided is an excellent phthalocyanine crystal having high sensitivity and little fluctuation in sensitivity for a humidity change in a use environment and applicable to the martial for solar battery, electronic paper, electrophotographic photoreceptor, etc. Namely, phthalocyanine crystal obtained by bringing a phthalocyanine crystal precursor into contact with an aromatic aldehyde compound to convert the crystal form. Also, provided is an electrophotographic photoreceptor that not only exhibits high sensitivity but also has little fluctuation in sensitivity for a humidity change in a use environment. Further, provided is an electrophotographic photoreceptor cartridge and an image-forming device, both of which can produce a stable quality images for a humidity change in a use environment by using the electrophotographic photoreceptor.
Abstract: A method of producing an emissive toner composition including selecting a photoluminescent agent, a charge control agent, and one or more additives and combining the photoluminescent agent, charge control agent, and one or more additives to form an emissive toner composition that when printed to produce an image component on a substrate, the emission spectra of the image component for irradiation with a first excitation energy includes only dominant emission peaks corresponding to one or more dominant emission peaks of the photoluminescent agent. The photoluminescent agent is selected such that it emits light having one or more dominant emission peaks in a first emission spectral region when irradiated with the first excitation energy. The charge control agent and one or more additives are selected such that they do not emit light in the visible spectrum when irradiated with visible light and does not emit light in the first emission spectral region when irradiated with the first excitation energy.
Abstract: A concentration of a fuel supplied to a fuel cell and a heat exchange rate of a heat exchanger are controlled simultaneously in order to maintain a temperature of fuel cell stack and a diluted fuel concentration that is supplied to the fuel cell stack in a target level. Further, by appropriately responding to an exterior temperature changes or unexpected fuel cell performance changes, it is possible to improve a system efficiency and stability of fuel cell operation and to regulate the fuel concentration quickly and accurately compared to a prior sensor-less concentration controller.
Type:
Grant
Filed:
December 2, 2013
Date of Patent:
September 18, 2018
Assignee:
KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
Abstract: An aqueous electrolyte for a metal-halogen flow battery includes an electrolyte that includes zinc bromide, a chelating agent, and a metal plating enhancer. The metal plating enhancer may include Bi, Pb, Te, Se, and/or Tl, salts thereof, or any combination thereof.
Type:
Grant
Filed:
March 10, 2016
Date of Patent:
August 28, 2018
Assignees:
PRIMUS POWER CORPORATION, COVENTYA, INC.
Inventors:
Nicholas Williams, John Joseph Curley, Hooman Hafezi, George S. Bokisa, Sr., Stephen Joseph Carpmail, Joseph Brian Apisdorf
Abstract: A metal-halogen flow battery system includes an electrolyte composition that includes an aqueous solution including a metal halide, a halogen, a metal plating enhancer and at least one of an anti-dendrite agent, and an anti-corrosion agent.
Type:
Grant
Filed:
October 3, 2014
Date of Patent:
August 21, 2018
Assignee:
PRIMUS POWER CORPORATION
Inventors:
John Curley, Gerardo Jose la O', Nicholas Williams, Kevin Cheung, Hooman Hafezi
Abstract: A transition metal composite hydroxide can be used as a precursor to allow a lithium transition metal composite oxide having a small and highly uniform particle diameter to be obtained. A method also is provided for producing a transition metal composite hydroxide represented by a general formula (1) MxWsAt(OH)2+?, coated with a compound containing the additive element, and serving as a precursor of a positive electrode active material for nonaqueous electrolyte secondary batteries. The method includes producing a composite hydroxide particle, forming nuclei, growing a formed nucleus; and forming a coating material containing a metal oxide or hydroxide on the surfaces of composite hydroxide particles obtained through the upstream step.
Abstract: A transition metal composite hydroxide can be used as a precursor to allow a lithium transition metal composite oxide having a small and highly uniform particle diameter to be obtained. A method also is provided for producing a transition metal composite hydroxide represented by a general formula (1) MxWsAt(OH)2+?, coated with a compound containing the additive element, and serving as a precursor of a positive electrode active material for nonaqueous electrolyte secondary batteries. The method includes producing a composite hydroxide particle, forming nuclei, growing a formed nucleus; and forming a coating material containing a metal oxide or hydroxide on the surfaces of composite hydroxide particles obtained through the upstream step.
Abstract: Provided are nickel manganese composite hydroxide particles having a small and uniform particle size and having a double structure which enables to obtain a cathode active material having a hollow structure, and a manufacturing method thereof. When obtaining the nickel manganese composite hydroxide by a reaction crystallization, using an aqueous solution for nucleation, which includes at least a metallic compound that contains nickel, a metallic compound that contains manganese and an ammonium ion donor and controlling the pH value that is measured at a standard solution temperature of 25° C. is 10.5 to 12.0, nucleation is performed in an oxidizing atmosphere in which the oxygen concentration is greater than 1% by volume, and then nuclei are grown by switching the atmosphere from the oxidizing atmosphere to a mixed atmosphere of oxygen and inert gas in which the oxygen concentration is 1% by volume or less.
Abstract: A fuel cell includes a power generation unit. A first resin frame member is provided in an outer portion of a first membrane electrode assembly of the power generation unit. The first metal separator has a heating portion subjected to spot heating from a surface of the first metal separator for allowing the first resin frame member to be melted partially. The first metal separator and the first membrane electrode assembly are welded together by a plurality of welding portions to form a first structural body.
Abstract: Provided are an anode active material for lithium ion rechargeable batteries and an anode, which are capable, when used in a lithium ion rechargeable battery, of providing excellent charge/discharge capacity and cycle characteristics, and also high rate performance, as well as a lithium ion rechargeable battery using the same. The anode active material contains particles having a crystal phase represented by RAx, wherein R is at least one element selected from the group consisting of rare earth elements including Sc and Y but excluding La, A is Si and/or Ge, and x satisfies 1.0?x?2.0, and a crystal phase consisting of A. The material is thus useful as an anode material for lithium ion rechargeable batteries.
Abstract: A direct carbon fuel cell DCFC system (5), the system comprising an electrochemical cell, the electrochemical cell (10) comprising a cathode (30), a solid state first electrolyte (25) and an anode (20), wherein, the system further comprises an anode chamber containing a second electrolyte (125) and a fuel (120). The system, when using molten carbonate as second electrolyte, is preferably purged with CO2 via purge gas inlet (60).
Type:
Grant
Filed:
October 25, 2012
Date of Patent:
March 13, 2018
Assignee:
University Court of the University of St Andrews
Inventors:
John Thomas Sirr Irvine, Gael Corre, Cairong Jiang
Abstract: A battery pack, an integrated device for sensing individual battery voltage in a battery pack and a method of forming an integrated voltage-sensing circuit for use in a battery-powered automobile propulsion system. The integrated voltage-sensing circuit includes a busbar, a terminal pin and a voltage-sensing fuse electrically disposed between the busbar and the terminal pin. The construction of the voltage-sensing circuit is such that it forms an integral structure upon being coupled to the modular housing or related structure that may subsequently be secured to a frame that is used to provide support to each battery cell within the battery pack. In one form, the modular housing and voltage-sensing circuit may be secured to the frame during a frame molding process such that upon completion of the molding, the housing and at least a portion of the voltage-sensing circuit are encapsulated within the frame.
Abstract: A dryer for an electrode substrate of a rechargeable battery according to an exemplary embodiment of the present invention includes: a drying oven for drying an electrode substrate by feeding the electrode substrate to an inlet and discharging it through an outlet; fixed guide rolls provided at a distance from each other between the inlet and the outlet to guide the electrode substrate; lifting guide rolls ascended or descended at one side of the respective fixed guide rolls to guide the moving electrode substrate; driving rolls disposed to correspond to locations of the lifting guide rolls; and a shuttle moving toward the outlet from the inlet.
Type:
Grant
Filed:
June 21, 2013
Date of Patent:
February 27, 2018
Assignee:
Samsung SDI Co., Ltd.
Inventors:
Kwan-Seop Song, Kyoung-Heon Heo, Ji-Hyang Park, Gi-Sung Kim, Seon-Hyeok An
Abstract: The electric storage device is provided with a case body and an electrode assembly accommodated in the case body. The electrode assembly includes positive and negative electrode sheets each having an active material layer. The case body includes at least one primary inner wall surface, at least one secondary inner wall surface, and corner surfaces. A plane that includes the boundary line between a primary inner wall surface and the corresponding corner surface and faces the corresponding secondary inner wall surface is defined as an imaginary boundary plane. An edge of the active material layer of a positive electrode sheet facing the corresponding secondary inner wall surface is positioned on the surface of the imaginary boundary plane, or is positioned in a region spaced further apart from the secondary inner wall surface facing the edge than the position of the imaginary boundary plane.
Abstract: An energy storage unit having plural energy storage devices, each of which includes a container housing an electrode assembly and positive and negative electrode terminals electrically connected to the electrode assembly and extending from the container in the same direction, includes: a bus bar electrically connecting a first terminal, which is one of the positive electrode terminal and the negative electrode terminal of a first energy storage device included in the plural energy storage devices, and a second terminal, which is one of the positive electrode terminal and the negative electrode terminal of a second energy storage device included in the plural energy storage devices and opposite in polarity to the first terminal; a packing member interposed between the first terminal and the container of the first energy storage device; and an insulating member interposed between the bus bar and the container of the first energy storage device.
Abstract: Disclosed is a module system for a microbial fuel cell used in the field of a microbial fuel cell, in which a plurality of unit cells electrically connected to each other in series cannot share an anode part solution. In the module system for the microbial fuel cell, the unit cells are electrically connected to each other in series, so that power is produced in a commercial scale. An anode part is given to each individual cell, so that voltage drop does not occur. The unit cells share an anode part solution together, so that the module system for the microbial fuel cell is simply designed. The module system for the microbial fuel cell is applicable when effectively producing power in the commercial scale.
Type:
Grant
Filed:
December 14, 2011
Date of Patent:
February 13, 2018
Assignee:
GWANGJU INSTITUTE OF SCIENCE AND TECHNOLOGY
Abstract: The invention describes an air-breathing fuel cell for the oxidation of ions with air or oxygen, having an anode half cell and a cathode half cell. A first ion-conducting membrane and a second ion-conducting membrane is introduced between the half cells, and the second ion-conducting membrane is coated at least in regions on the side orientated towards the cathode half cell with a catalyst for the reduction of oxygen. According to the invention, the air-breathing fuel cell is characterised in that an oxidation zone for the oxidation of ions with negative standard electrode potential is provided between the ion-conducting membranes.
Type:
Grant
Filed:
July 13, 2012
Date of Patent:
January 30, 2018
Assignee:
FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E.V.
Inventors:
Jens Noack, Thomas Berger, Jens Tuebke, Karsten Pinkwart