Patents by Inventor Jun XING
Jun XING 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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Publication number: 20250202202Abstract: A grounding structure and electrical equipment are provided. The electrical equipment includes a case having a grounding requirement and a functional device at least partially disposed outside the case; the grounding structure includes at least one grounding connecting portion, and the grounding connecting portion is disposed on the housing wall of the part, located outside the case, of the functional device; and the housing wall of the functional device is conductively connected to the case.Type: ApplicationFiled: January 9, 2023Publication date: June 19, 2025Applicant: Sungrow Power Supply Co., Ltd.Inventors: Zhanliang Shen, Jun Xing
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Publication number: 20250192571Abstract: A method and device for controlling an inverter, an inverter and a photovoltaic system are provided. Maximum voltage among input terminals of multiple boost circuits included in the inverter and a minimum voltage for grid-connection are obtained. When the maximum voltage is greater than or equal to the minimum voltage, a first boost circuit in the inverter is controlled to stop boosting. The voltage at an output terminal of a second boost circuit is controlled to be increased to the maximum voltage, and the second boost circuit includes other boost circuits in the inverter other than the first boost circuit.Type: ApplicationFiled: December 5, 2024Publication date: June 12, 2025Applicant: Sungrow Power Supply Co., Ltd.Inventors: Yinyin Zhou, Yongchang Yang, Wei Wang, Zhe Shi, Zhifeng Huang, Jun Xing
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Publication number: 20250175005Abstract: A method for processing arc fault, an inverter and a photovoltaic system are provided in the present disclosure. The method includes: after an inverter detects suspected arc, stopping outputting a control signal to a first DC/DC conversion circuit where suspected arc occurs, and maintaining remaining DC/DC conversion circuits operating normally; waiting for a first preset period, determining whether a current at the power supply side of the first DC/DC conversion circuit is less than a first preset current; determining that arc fault occurs, in a case that the current at the power supply side is less than the first preset current.Type: ApplicationFiled: November 22, 2024Publication date: May 29, 2025Applicant: Sungrow Power Supply Co., Ltd.Inventors: Yinyin Zhou, Yongchang Yang, Wei Wang, Zhifeng Huang, Jun Xing, Ran Zhang
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Patent number: 12281369Abstract: The present invention discloses a extra thick hot rolled H section steel and a production method therefor. The extra thick hot rolled H section steel contains, by mass, the following chemical components: 0.04-0.11% of C, 0.10-0.40% of Si, 0.40-1.00% of Mn, 0.40-1.00% of Cr, 0.10-0.40% of Cu, 0.020-0.060% of Nb, 0.040-0.100% of V, 0.010-0.025% of Ti, 0.010-0.030% of Al, 0.0060-0.0120% of N, not more than 0.015% of P, not more than 0.005% of S, not more than 0.0060% of O, and the balance Fe and trace residual elements, wherein 0.090%?Nb+V+Ti?0.170%, 6.5?(V+Ti)/N?10.5, and 0.30%?CEV?0.48%. The extra thick hot rolled H section steel has a flange thickness of 90 mm-150 mm, has excellent comprehensive mechanical properties, and can well meet the needs for heavy supporting structural parts of high-rise buildings, large squares, bridge structures, etc.Type: GrantFiled: October 27, 2021Date of Patent: April 22, 2025Assignee: MAANSHAN IRON & STEEL CO., LTD.Inventors: Meng Xia, Baoqiao Wu, Meizhuang Wu, Jun Xing, Jie Wang, Hui Chen, Jingcheng Yan, Qi Huang, Lin Peng, Junwei He, Zhaohui Ding, Qiancheng Shen
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Publication number: 20250107015Abstract: An electrical device includes a box body and multiple hanging members. Components are provided outside the box body; the handing members are respectively fixed to the components, and a first handing member and a second hanging member in the hanging members are distributed on two sides of the box body. The hanging members in the electrical device are mounted on the components outside the box body instead of being directly mounted on the box body. An electrical device hanging system and a photovoltaic power station having the electrical device are further provided.Type: ApplicationFiled: April 17, 2023Publication date: March 27, 2025Applicant: Sungrow Power Supply Co., Ltd.Inventors: Zhanliang Shen, Jun Xing
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Publication number: 20240296394Abstract: The present disclosure provides a data analysis method, an apparatus, a device, and a computer-readable storage medium. The method includes acquiring a data analysis request, in which the data analysis request includes at least one data indicator; analyzing the at least one data indicator according to a calculation model of the at least one data indicator to obtain a basic indicator on which the at least one data indicator depends, in which the calculation model comprises a dependency relationship between the at least one data indicator and the basic indicator; and according to a query result of the basic indicator, performing calculation on the query result of the basic indicator through the calculation model to obtain a query result of the at least one data indicator.Type: ApplicationFiled: March 1, 2024Publication date: September 5, 2024Inventors: Jun Xing, Xiaoming Zhao, Yingchun Zou, Xuan Luo
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Publication number: 20240263736Abstract: A mounting piece of the case includes a case connecting outer wall and a cover plate connecting outer wall, wherein the case connecting outer wall is provided with a through hole allowing for a case fixing part on an inner wall of a case body to pass through. The provision of the through hole in the mounting piece of the case to allow the case fixing part on the inner wall of the case body to pass through enables the case fixing part to be directly fixed to the case body, without providing a hole in the case body, such that waterproofing can be achieved without providing a seal between the mounting piece and the case body, thus effectively reducing installation materials and improving installation efficiency.Type: ApplicationFiled: July 27, 2022Publication date: August 8, 2024Applicant: Sungrow Power Supply Co., Ltd.Inventors: Jun Xing, Zhanliang Shen
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Publication number: 20240244776Abstract: An electrical apparatus is provided. The electrical apparatus includes: a box, an external device, fixed to an outer side of the box; and an external handle, arranged on the external device, wherein the external handle is configured for carrying of the electrical apparatus.Type: ApplicationFiled: December 2, 2021Publication date: July 18, 2024Applicant: Sungrow Power Supply Co., Ltd.Inventors: Zhanliang Shen, Jun Xing
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Publication number: 20240110255Abstract: The present invention discloses a extra thick hot rolled H section steel and a production method therefor. The extra thick hot rolled H section steel contains, by mass, the following chemical components: 0.04-0.11% of C, 0.10-0.40% of Si, 0.40-1.00% of Mn, 0.40-1.00% of Cr, 0.10-0.40% of Cu, 0.020-0.060% of Nb, 0.040-0.100% of V, 0.010-0.025% of Ti, 0.010-0.030% of Al, 0.0060-0.0120% of N, not more than 0.015% of P, not more than 0.005% of S, not more than 0.0060% of O, and the balance Fe and trace residual elements, wherein 0.090%?Nb+V+Ti?0.170%, 6.5?(V+Ti)/N?10.5, and 0.30%?CEV?0.48%. The extra thick hot rolled H section steel has a flange thickness of 90 mm-150 mm, has excellent comprehensive mechanical properties, and can well meet the needs for heavy supporting structural parts of high-rise buildings, large squares, bridge structures, etc.Type: ApplicationFiled: October 27, 2021Publication date: April 4, 2024Inventors: Meng XIA, Baoqiao WU, Meizhuang WU, Jun XING, Jie WANG, Hui CHEN, Jingcheng YAN, Qi HUANG, Lin PENG, Junwei HE, Zhaohui DING, Qiancheng SHEN
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Publication number: 20230357287Abstract: The present invention disclose a N,O-type multidentate functional monomer(AAPTS-COOH), a preparation method thereof and an application thereof in ion-imprinted polymers, and belongs to the technical field of separation materials. The N,O-type multidentate functional monomer of the present invention is obtained through the Michael addition reaction of N-aminoethyl-?-aminopropyltrimethoxysilane and acrylic esters, bonding an ester group to the amino group and imine group of N-aminoethyl-?-aminopropyltrimethoxysilane, and hydrolyzing the ester group with a trifluoroacetic acid solution. The 2 nitrogen atoms and 3 oxygen atoms in the functional monomer can coordinate with metal ions. The N,O-type multidentate functional monomer prepared by the present invention can be used to prepare an ion-imprinted polymer (IIP). The imprinted material has high selective adsorption capacity for copper ions and nickel ions. In addition, the IIP synthesis method based on AAPTS-COOH of the present invention has good universality.Type: ApplicationFiled: July 17, 2023Publication date: November 9, 2023Inventors: Jun XING, Liangqun CHEN
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Patent number: 11788984Abstract: A glucose sensor electrode, a preparation method therefor and the use thereof are provided for the rapid and sensitive detection of glucose. The method involves: (1) performing an alkali heat treatment to form a nanoneedle-structured titanium dioxide on the surface of a titanium electrode; (2) forming micro-region grooves on a nanoneedle-structured titanium dioxide film layer to obtain a nanoneedle-structured titanium dioxide having a micropattern; (3) depositing a chlorine-doped polypyrrole in the grooves by using chronopotentiometry; (4) forming a nanocone-structured citric-acid-doped polypyrrole on the chlorine-doped polypyrrole by using chronopotentiometry; and (5) grafting an enzyme capable of detecting glucose to obtain the glucose sensor electrode. This simple and stable process is low in cost, efficiently grafts the enzyme capable of detecting glucose on the surface of the electrode, and provides a stable electrode with higher reliability for detecting glucose.Type: GrantFiled: September 21, 2018Date of Patent: October 17, 2023Assignees: South China University of Technology, Guangdong University of TechnologyInventors: Chengyun Ning, Zhen'gao Wang, Peng Yu, Lei Qian, Zhengnan Zhou, Jun Xing, Junqi Chen, Lei Zhou, Guoxin Tan
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Publication number: 20230151044Abstract: Disclosed herein is a polymeric amphoteric surfactant compound of formula (I).Type: ApplicationFiled: March 31, 2021Publication date: May 18, 2023Inventors: Normawati SAMSODIN, Sara SHAHRUDDIN, Nur Liyana ISMAIL, Navin SHARMA KARAM CHAND, Jun Xing LEONG
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Publication number: 20220268777Abstract: An antigen and antibodies prepared based on peptidylarginine deiminase (PADI4) serving as a tumor marker, and application thereof are disclosed. The antigen has an amino acid sequence shown as SEQ ID NO. 1. Specific antibodies prepared by using the antigen are also disclosed. The protein PADI4 monoclonal antibodies include a protein PADI4 monoclonal antibody coated onto an ELISA plate and a biotin-labeled protein PADI4 monoclonal antibody. A kit prepared by using the antibodies of the present disclosure can effectively and stably determine a protein PADI4 level of a human serum, and has a broad spectrum, detectability, and high test repeatability.Type: ApplicationFiled: May 7, 2022Publication date: August 25, 2022Inventors: Xiaotian CHANG, Xueyan LV, Dongxia YANG, Yanqiu XING, Yuxia GAO, Shili SHAO, Feng LIU, Junchao FENG, Jun XING, Lin LI
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Patent number: 11287401Abstract: Disclosed is a sample pretreatment method of microextraction tube injection, comprising providing a capillary micro-extraction tube with extracting medium in it as an injector, passing a sample through the capillary micro-extraction tube, during which an analyte is extracted into an extracting medium inside the capillary micro-extraction tube; then, filling the capillary micro-extraction tube with an organic solvent and keeping the filling for a certain period of time, so that the extracted analyte is dissolved in the organic solvent inside the capillary micro-extraction tube to form an injection solution; finally, keeping one end of the capillary micro-extraction tube sealed and inserting the other end directly into an injection port of a gas chromatography, such that the injection solution is automatically ejected out from the capillary micro-extraction tube into the injection port.Type: GrantFiled: October 17, 2019Date of Patent: March 29, 2022Assignee: WUHAN SPENRICH TECHNOLOGIES CO., LTDInventors: Jun Xing, Xiaoyu Ye, Wenyu Huang
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Publication number: 20210215632Abstract: A glucose sensor electrode, a preparation method therefor and the use thereof are provided for the rapid and sensitive detection of glucose. The method involves: (1) performing an alkali heat treatment to form a nanoneedle-structured titanium dioxide on the surface of a titanium electrode; (2) forming micro-region grooves on a nanoneedle-structured titanium dioxide film layer to obtain a nanoneedle-structured titanium dioxide having a micropattern; (3) depositing a chlorine-doped polypyrrole in the grooves by using chronopotentiometry; (4) forming a nanocone-structured citric-acid-doped polypyrrole on the chlorine-doped polypyrrole by using chronopotentiometry; and (5) grafting an enzyme capable of detecting glucose to obtain the glucose sensor electrode. This simple and stable process is low in cost, efficiently grafts the enzyme capable of detecting glucose on the surface of the electrode, provides a stable electrode with higher reliability for detecting glucose.Type: ApplicationFiled: September 21, 2018Publication date: July 15, 2021Applicants: South China University of Technology, Guangdong University of TechnologyInventors: Chengyun NING, Zhen'gao WANG, Peng YU, Lei QIAN, Zhengnan ZHOU, Jun XING, Junqi CHEN, Lei ZHOU, Guoxin TAN
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Patent number: 11048335Abstract: Stroke operation prediction techniques and systems for three-dimensional digital content are described. In one example, stroke operation data is received that describes a stroke operation input via a user interface as part of the three-dimensional digital content. A cycle is generated that defines a closed path within the three-dimensional digital content based on the input stroke operation and at least one other stroke operation in the user interface. A surface is constructed based on the generated cycle. A predicted stroke operation is generated based at least in part on the constructed surface. The predicted stroke operation is then output in real time in the user interface as part of the three-dimensional digital content as the stroke operation data is received.Type: GrantFiled: April 13, 2020Date of Patent: June 29, 2021Assignee: Adobe Inc.Inventors: Jingwan Lu, Stephen J. DiVerdi, Byungmoon Kim, Jun Xing
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Publication number: 20200241648Abstract: Stroke operation prediction techniques and systems for three-dimensional digital content are described. In one example, stroke operation data is received that describes a stroke operation input via a user interface as part of the three-dimensional digital content. A cycle is generated that defines a closed path within the three-dimensional digital content based on the input stroke operation and at least one other stroke operation in the user interface. A surface is constructed based on the generated cycle. A predicted stroke operation is generated based at least in part on the constructed surface. The predicted stroke operation is then output in real time in the user interface as part of the three-dimensional digital content as the stroke operation data is received.Type: ApplicationFiled: April 13, 2020Publication date: July 30, 2020Applicant: Adobe Inc.Inventors: Jingwan Lu, Stephen J. DiVerdi, Byungmoon Kim, Jun Xing
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Patent number: 10627910Abstract: Stroke operation prediction techniques and systems for three-dimensional digital content are described. In one example, stroke operation data is received that describes a stroke operation input via a user interface as part of the three-dimensional digital content. A cycle is generated that defines a closed path within the three-dimensional digital content based on the input stroke operation and at least one other stroke operation in the user interface. A surface is constructed based on the generated cycle. A predicted stroke operation is generated based at least in part on the constructed surface. The predicted stroke operation is then output in real time in the user interface as part of the three-dimensional digital content as the stroke operation data is received.Type: GrantFiled: February 21, 2017Date of Patent: April 21, 2020Assignee: Adobe Inc.Inventors: Jingwan Lu, Stephen J. DiVerdi, Byungmoon Kim, Jun Xing
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Publication number: 20200049672Abstract: Disclosed is a sample pretreatment method of microextraction tube injection, comprising providing a capillary micro-extraction tube with extracting medium in it as an injector, passing a sample through the capillary micro-extraction tube, during which an analyte is extracted into an extracting medium inside the capillary micro-extraction tube; then, filling the capillary micro-extraction tube with an organic solvent and keeping the filling for a certain period of time, so that the extracted analyte is dissolved in the organic solvent inside the capillary micro-extraction tube to form an injection solution; finally, keeping one end of the capillary micro-extraction tube sealed and inserting the other end directly into an injection port of a gas chromatography, such that the injection solution is automatically ejected out from the capillary micro-extraction tube into the injection port.Type: ApplicationFiled: October 17, 2019Publication date: February 13, 2020Inventors: Jun XING, Xiaoyu YE, Wenyu HUANG
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Patent number: 10505370Abstract: Provided is a grid-connected inverter safety detection device applied in a photovoltaic inverter system and including voltage detection circuit, a filter circuit, a comparison circuit and a controller. The voltage detection circuit is configured to detect a voltage between the point N and the ground, or a voltage between the first terminal for any phase of the three-phase power grid and the ground. The filter circuit is configured to filter out an alternating current component of the voltage detected by the voltage detection circuit and to retain an direct current component of the voltage. The comparison circuit is configured to compare the direct current component of the voltage with a preset voltage value and transmit a comparison result to the controller. The controller is configured to determine, according to the comparison result, whether an alternating current side at the output terminal of the inverter has normal insulation.Type: GrantFiled: September 30, 2014Date of Patent: December 10, 2019Assignee: SUNGROW POWER SUPPLY CO., LTD.Inventors: Houlai Geng, Qingqing Xu, Jun Xing, Haoyuan Li, Xiaodong Mei