Patents by Inventor Gongquan Sun
Gongquan Sun has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 12191503Abstract: An electrode material of a fibrous structure has a platinum-based electrocatalytic material, an electrospinning polymer material, and an oxide material and/or one or more organophosphorus acid material with ion conduction. In the micromorphology has the structure of nanofibers, but also has porous morphological characteristics, the electrode material of this structure is prepared by electrostatic spinning technology, can be used as a high-temperature polymer electrolyte membrane fuel cell porous electrode.Type: GrantFiled: December 16, 2019Date of Patent: January 7, 2025Assignee: Dalian Institute of Chemical Physics, Chinese Academy of SciencesInventors: Suli Wang, Zhangxun Xia, Gongquan Sun
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Patent number: 12155096Abstract: A method for flattening the proton exchange membrane for the fuel cell and an apparatus therefor are used in flattening the proton exchange membrane which is soaked with phosphoric acid. The control precision of this method can be higher than the traditional adsorption method. The mechanical transfer of proton exchange membrane can be realized so that the processing efficiency of proton exchange membrane in the process of fuel cell membrane electrode assembly is greatly improved.Type: GrantFiled: December 13, 2019Date of Patent: November 26, 2024Assignee: Dalian Institute of Chemical Physics, Chinese Academy of SciencesInventors: Suli Wang, Xi Chen, Gongquan Sun
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Patent number: 12021281Abstract: A multi-fuel fuel cell system is based on the distributed hydrogen production and fuel cell technologies is presented. The system includes fuel supply unit, fuel processor, fuel cell, heat exchange and oxidizer supply units. The fuel processor is a plasma-catalytic reformer. The heat exchange unit is a multiflow heat exchanger which is of a cascading structure from bottom top or a concentric cylinder structure from inside to outside. The multiflow heat exchanger has the function of balancing the heat of fuel processor and fuel cell. The fuel storage is connected to the fuel processor by the pipeline and provides fuel for the fuel processor. The outlet of fuel processor is connected via the multiflow heat exchanger to the fuel cell anode, and provides reactant for the fuel cell.Type: GrantFiled: December 14, 2020Date of Patent: June 25, 2024Assignee: Dalian Institute of Chemical Physics, Chinese Academy of SciencesInventors: Gongquan Sun, Jicai Huang, Suli Wang
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Patent number: 11784322Abstract: A metal seawater fuel cell includes a single cell or a battery pack which is composed of more than two single cells connected in series or in parallel or in series and parallel through circuits. The single cell has a metal anode arranged oppositely in a sealed single cell housing, a cathode carrying a hydrogen evolution catalyst, and a diaphragm arranged between the metal anode and the cathode, the bottom and the top of the single cell housing are respectively provided with fluid flow channels, and both ends of the fluid flow channels are respectively provided with openings communicated with the interior and exterior of the housing. The metal anode and/or single cell housing is placed in a closed transitional housing. The transitional housing is a degradable material or can be mechanically damaged by a driving device driven and started by a control device.Type: GrantFiled: December 17, 2018Date of Patent: October 10, 2023Assignee: Dalian Institute of Chemical Physics, Chinese Academy of SciencesInventors: Erdong Wang, Min Liu, Zhao Yan, Gongquan Sun
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Publication number: 20220246945Abstract: An electrode material of a fibrous structure, has a platinum-based electrocatalytic material, an electrospinning polymer material, and an oxide material and/or one or more organophosphorus acid material with ion conduction. In the micromorphology has the structure of nanofibers, but also has porous morphological characteristics, the electrode material of this structure is prepared by electrostatic spinning technology, can be used as a high-temperature polymer electrolyte membrane fuel cell porous electrode.Type: ApplicationFiled: December 16, 2019Publication date: August 4, 2022Inventors: Suli WANG, Zhangxun XIA, Gongquan SUN
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Patent number: 11302939Abstract: A direct liquid fuel cell power generation device comprises a direct liquid fuel cell system and a low-temperature auxiliary starting component. A heat exchanger is arranged at a stack cathode inlet. The heat of a fuel solution at a stack anode outlet is used to heat the air. The heat generated by an electronic load for starting is used to heat a condenser. The heat of a methanol solution at a liquid outlet of a gas-liquid separator is used to preheat high-concentration fuel flowing into a refueling pump. Starting and operation in a low-temperature environment can be realized through auxiliary heating of external power supplies such as the low-temperature auxiliary starting component or an in-vehicle cigarette lighter. Organic micromolecule substances such as methanol and ethanol are used as fuel and are subjected to catalytic combustion in a catalytic combustor.Type: GrantFiled: November 29, 2018Date of Patent: April 12, 2022Assignee: DALIAN INSTITUTE OF CHEMICAL PHYSICS, CHINESE ACADEMY OF SCIENCESInventors: Hai Sun, Shengnan Ma, Bing Qin, Gongquan Sun
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Publication number: 20220059851Abstract: A metal seawater fuel cell includes a single cell or a battery pack which is composed of more than two single cells connected in series or in parallel or in series and parallel through circuits. The single cell has a metal anode arranged oppositely in a sealed single cell housing, a cathode carrying a hydrogen evolution catalyst, and a diaphragm arranged between the metal anode and the cathode, the bottom and the top of the single cell housing are respectively provided with fluid flow channels, and both ends of the fluid flow channels are respectively provided with openings communicated with the interior and exterior of the housing. The metal anode and/or single cell housing is placed in a closed transitional housing. The transitional housing is a degradable material or can be mechanically damaged by a driving device driven and started by a control device.Type: ApplicationFiled: December 17, 2018Publication date: February 24, 2022Inventors: Erdong WANG, Min LIU, Zhao YAN, Gongquan SUN
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Publication number: 20210367244Abstract: A method for flattening the proton exchange membrane for the fuel cell and an apparatus therefor are used in flattening the proton exchange membrane which is soaked with phosphoric acid. The control precision of this method can be higher than the traditional adsorption method. The mechanical transfer of proton exchange membrane can be realized so that the processing efficiency of proton exchange membrane in the process of fuel cell membrane electrode assembly is greatly improved.Type: ApplicationFiled: December 13, 2019Publication date: November 25, 2021Inventors: Suli WANG, Xi CHEN, Gongquan SUN
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Publication number: 20210126271Abstract: A multi-fuel fuel cell system is based on the distributed hydrogen production and fuel cell technologies is presented. The system includes fuel supply unit, fuel processor, fuel cell, heat exchange and oxidizer supply units. The fuel processor is a plasma-catalytic reformer. The heat exchange unit is a multiflow heat exchanger which is of a cascading structure from bottom top or a concentric cylinder structure from inside to outside. The multiflow heat exchanger has the function of balancing the heat of fuel processor and fuel cell. The fuel storage is connected to the fuel processor by the pipeline and provides fuel for the fuel processor. The outlet of fuel processor is connected via the multiflow heat exchanger to the fuel cell anode, and provides reactant for the fuel cell.Type: ApplicationFiled: December 14, 2020Publication date: April 29, 2021Inventors: Gongquan SUN, Jicai HUANG, Suli WANG
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Publication number: 20200119377Abstract: A direct liquid fuel cell power generation device comprises a direct liquid fuel cell system and a low-temperature auxiliary starting component. A heat exchanger is arranged at a stack cathode inlet. The heat of a fuel solution at a stack anode outlet is used to heat the air. The heat generated by an electronic load for starting is used to heat a condenser. The heat of a methanol solution at a liquid outlet of a gas-liquid separator is used to preheat high-concentration fuel flowing into a refueling pump. Starting and operation in a low-temperature environment can be realized through auxiliary heating of external power supplies such as the low-temperature auxiliary starting component or an in-vehicle cigarette lighter. Organic micromolecule substances such as methanol and ethanol are used as fuel and are subjected to catalytic combustion in a catalytic combustor.Type: ApplicationFiled: November 29, 2018Publication date: April 16, 2020Inventors: Hai SUN, Shengnan MA, Bing QIN, Gongquan SUN
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Patent number: 10052613Abstract: A hierarchical porous material contains primary pore aggregates. The primary pore aggregates combine to form the secondary pore aggregates. The secondary pore aggregates connect to each other formed the hierarchical porous material. There are primary pores on the primary pore aggregates wherein the diameter of primary pore is 5-500 nm. There are secondary pores on the secondary pore aggregates wherein the diameter of secondary pore is 1-5 ?m. The hierarchical porous material is used as oxygen reduction reaction (ORR) catalysts or photocatalysts having a significantly improved catalytic activity.Type: GrantFiled: December 19, 2014Date of Patent: August 21, 2018Assignee: DALIAN INSTITUTE OF CHEMICAL PHYSICS, CHINESE ACADEMY OF SCIENCESInventors: Gongquan Sun, Lizhi Yuan, Luhua Jiang
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Patent number: 10054561Abstract: An ionic conductance measuring instrument comprising a voltage/current test device and a test electrode, in which the test electrode comprises a bulk substrate with four linearly arranged through holes, four Pt wires inserted in the through holes respectively with their upper ends exposed outside of the bulk and their downside ends hidden inside of the bulk; the four axis of the Pt wire is in the same plane and parallel with each other; the gap distance between the mentioned Pt wire and the bulk substrate is 0.1-2 mm, and is filled with ionic conductive polymer.Type: GrantFiled: December 14, 2015Date of Patent: August 21, 2018Assignee: DALIAN INSTITUTE OF CHEMICAL PHYSICS, CHINESE ACADEMY OF SCIENCESInventors: Gongquan Sun, Zhangxun Xia, Suli Wang, Xudong Fu
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Publication number: 20170153196Abstract: An ionic conductance measuring instrument comprising a voltage/current test device and a test electrode, in which the test electrode comprises a bulk substrate with four linearly arranged through holes, four Pt wires inserted in the through holes respectively with their upper ends exposed outside of the bulk and their downside ends hidden inside of the bulk; the four axis of the Pt wire is in the same plane and parallel with each other; the gap distance between the mentioned Pt wire and the bulk substrate is 0.1-2 mm, and is filled with ionic conductive polymer.Type: ApplicationFiled: December 14, 2015Publication date: June 1, 2017Inventors: Gongquan SUN, Zhangxun XIA, Suli WANG, Xudong FU
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Publication number: 20160367969Abstract: This invention belongs to the field of nanomaterials. Specifically relates to a kind of hierarchical porous material and its preparation method. A kind of hierarchical porous material is disclosed, and said hierarchical porous material is composed of primary pore aggregates, the primary pore aggregates get together and formed the secondary pore aggregates, then the secondary pore aggregates connect to each other formed the hierarchical porous material; there are primary pores on said primary pore aggregates wherein the diameter of primary pore is 5-500 nm; there are secondary pores on said secondary pore aggregates wherein the diameter of secondary pore is 1-5 ?m. Compared with existing technology, said hierarchical porous materials of this invention has apparent advantages of large surface area, high usage of precious metal and so on, which facilitating its mass transfer reaction when used as oxygen reduction reaction catalysts and other special applications.Type: ApplicationFiled: December 19, 2014Publication date: December 22, 2016Applicant: DALIAN INSTITUTE OF CHEMICAL PHYSICS, CHINESE ACADEMY OF SCIENCESInventors: Gongquan SUN, Lizhi YUAN, Luhua JIANG
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Patent number: 9130225Abstract: A seawater battery of dissolved oxygen type includes a battery frame (1), n pieces of metal anode plates (2), n pieces of inert cathode plates (3), current collectors and wires (5). The battery frame (1) is consisted of an upper base (6) and a lower base (7), wherein the upper base and the lower base are respectively consisted of an outer ring and a central fixing component. The fixing component is connected with and fixed to the outer ring by a connector, and n pieces of metal anode plates are inserted on the connector so as to construct a cylindrical or frustum-shaped structure. The inert cathode plates are inserted between the metal anode plates along radial direction of the outer ring, and are connected with and fixed to the outer ring and the fixing component of the upper base and the lower base. The metal anode plates are welded in series by wires constituting the anode of the battery and the inert cathode plates are welded in series by wires constituting the cathode of the battery.Type: GrantFiled: November 30, 2010Date of Patent: September 8, 2015Assignee: DALIAN INSTITUTE OF CHEMICAL PHYSICS, CHINESE ACADEMY OF SCIENCESInventors: Gongquan Sun, Erdong Wang, Shaohua Yang
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Patent number: 8895467Abstract: An Ag/MnyOx/C catalyst is disclosed, wherein MnyOx is one of Mn3O4 and MnO, or the mixture of Mn3O4 and MnO, or the mixture of Mn3O4 and MnO2 with the mass content of MnO2 in the mixture of Mn3O4 and MnO2 being 0.01-99.9%. The catalyst is obtained by pyrolyzing AgMnO4 at a high temperature. The preparation method comprises two steps: (1) preparing AgMnO4 crystal as the precursor; (2) preparing the Ag/MnyOx/C catalyst. The catalyst has advantages such as high oxygen reduction reaction (ORR) catalytic activity in an alkaline environment, good stability, abundant availability and low cost of raw materials, safety, non-toxicity and pollution-free, environmental friendliness, and adaptive capacity for massive production. The catalyst can be used as oxygen reduction catalyst in metal air fuel cell, alkali anion exchange membrane fuel cell and other alkaline environments.Type: GrantFiled: November 30, 2010Date of Patent: November 25, 2014Assignee: Dalian Institute of Chemical Physics, Chinese Academy of SciencesInventors: Gongquan Sun, Qiwen Tang, Luhua Jiang, Suli Wang
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Publication number: 20130252806Abstract: An Ag/MnyOx/C catalyst is disclosed, wherein MnOyx is one of Mn3O4 and MnO, or the mixture of Mn3O4 and MnO, or the mixture of Mn3O4 and MnO2 with the mass content of MnO2 in the mixture of Mn3O4 and MnO2 being 0.01-99.9%. The catalyst is obtained by pyrolyzing AgMnO4 at a high temperature. The preparation method comprises two steps: (1) preparing AgMnO4 crystal as the precursor; (2) preparing the Ag/MnyOx/C catalyst. The catalyst has advantages such as high oxygen reduction reaction (ORR) catalytic activity in an alkaline environment, good stability, abundant availability and low cost of raw materials, safety, non-toxicity and pollution-free, environmental friendliness, and adaptive capacity for massive production. The catalyst can be used as oxygen reduction catalyst in metal air fuel cell, alkali anion exchange membrane fuel cell and other alkaline environments.Type: ApplicationFiled: November 30, 2010Publication date: September 26, 2013Applicant: Dalian Institute of Chemical Physics, Chinese Academy of SciencesInventors: Gongquan Sun, Qiwen Tang, Luhua Jiang, Suli Wang
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Publication number: 20130236763Abstract: A seawater battery of dissolved oxygen type includes a battery frame (1), n pieces of metal anode plates (2), n pieces of inert cathode plates (3), current collectors and wires (5). The battery frame (1) is consisted of an upper base (6) and a lower base (7), wherein the upper base and the lower base are respectively consisted of an outer ring and a central fixing component. The fixing component is connected with and fixed to the outer ring by a connector, and n pieces of metal anode plates are inserted on the connector so as to construct a cylindrical or frustum-shaped structure. The inert cathode plates are inserted between the metal anode plates along radial direction of the outer ring, and are connected with and fixed to the outer ring and the fixing component of the upper base and the lower base. The metal anode plates are welded in series by wires constituting the anode of the battery and the inert cathode plates are welded in series by wires constituting the cathode of the battery.Type: ApplicationFiled: November 30, 2010Publication date: September 12, 2013Inventors: Gongquan Sun, Erdong Wang, Shaohua Yang
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Patent number: 8133637Abstract: The fuel cells include electrode membrane assemblies having a nanoparticle catalyst supported on carbon nanorings. The carbon nanorings are formed from one or more carbon layers that form a wall that defines a generally annular nanostructure having a hole. The length of the nanoring is less than or about equal to the outer diameter thereof. The nanorings exhibit high surface area, high porosity, high graphitization, and/or facilitate mass transfer and electron transfer in fuel cell reactions.Type: GrantFiled: October 6, 2005Date of Patent: March 13, 2012Assignee: Headwaters Technology Innovation, LLCInventors: Gongquan Sun, Shuihua Tang, Shiguo Sun, Qin Xin, Changkun Liu, Bing Zhou
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Patent number: 7981826Abstract: A method of preparing a supported catalyst includes dissolving a cation exchange polymer in alcohol to prepare a solution containing cation exchange polymer; mixing the cation exchange polymer containing solution with a catalytic metal precursor or a solution containing catalytic metal precursor; heating the mixture after adjusting its pH to a predetermined range; adding a reducing agent to the resultant and stirring the solution to reduce the catalytic metal precursor; mixing the resultant with a catalyst support; adding a precipitating agent to the resultant to form precipitates; and filtering and drying the precipitates. The method of preparing a supported catalyst can provide a highly dispersed supported catalyst containing catalytic metal particles with a reduced average size regardless of the type of catalyst support, which provides better catalytic activity than conventional catalysts at the same loading amount of catalytic metal.Type: GrantFiled: November 10, 2009Date of Patent: July 19, 2011Assignee: Samsung SDI Co., Ltd.Inventors: Chan-ho Pak, Hyuk Chang, Dae-jung Yoo, Seol ah Lee, Gongquan Sun, Luhua Jiang, Qin Xin