Patents by Inventor Weimin Zhou

Weimin Zhou 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).

  • Publication number: 20230011680
    Abstract: The present invention provides a copper billet horizontal continuous casting apparatus with a vertical shaft furnace for smelting and a corresponding process. The copper billet horizontal continuous casting apparatus with a vertical shaft furnace for smelting includes: a vertical shaft, a refining furnace, a mixing furnace, a holding furnace, and a continuous casting furnace; wherein the refining furnace comprises a furnace body, and a gas flushing device disposed beneath the furnace body, a gas flushing brick is provided at the chamber bottom wall of the furnace body; a gas inlet device is provided on the vertical shaft furnace; the vertical shaft furnace further includes a detecting device and an adjusting device which are connected with the air inlet device.
    Type: Application
    Filed: March 22, 2022
    Publication date: January 12, 2023
    Applicant: ZHEJIANG HAILIANG CO., LTD.
    Inventors: Zhangquan ZHU, Xuelong ZHAO, Weimin MA, Zhiqiang DONG, Lirong JIANG, Jianping FENG, Guang ZHOU, Zhenming WANG, Zhongzhan ZHANG, Zhen FAN, Jie ZHAO, Yue LI, Zhefeng RUAN, Liyong WANG, Jia HE, Fuliang HE, Yina PAN, Shili OUYANG, Wencai PENG, Liyun TIAN, Jingke YU, Yonglong FU, Xibin LIN, Lusen HUANG, Xiaoyong HE
  • Publication number: 20220414426
    Abstract: This application provides a neural architecture search method, applied to a search system. The search system includes a generator and a searcher. The method includes: The generator generates a plurality of neural network architectures based on a search space; the searcher obtains evaluation indicator values of a plurality of child models obtained based on the plurality of neural network architectures on first hardware; and the searcher determines, based on the neural network architectures corresponding to the plurality of child models and the evaluation indicator values of the plurality of child models on the first hardware, a first target neural network architecture that meets a preset condition. In this way, different initial child model training processes are decoupled, and a neural architecture search process is decoupled from an initial child model training process, so that search duration is reduced and search efficiency is improved.
    Type: Application
    Filed: September 2, 2022
    Publication date: December 29, 2022
    Inventors: Weimin Zhou, Yijun Guo, Yi Li, Yuting Mai, Binbin Deng
  • Publication number: 20220402787
    Abstract: A treatment system and method for cephalosporin wastewater are disclosed. The treatment system includes: a flocculation and sedimentation device, an alkali reaction tank, a PAC reaction tank, a PAM reaction tank, a wastewater heat exchanger, a wastewater heater and an oxidation reactor that are connected with each other in sequence, wherein the wastewater heat exchanger is provided with a material inlet, a material outlet, a heat source inlet and a heat source outlet. An oxidized water from the oxidation reactor enters the wastewater heat exchanger from the heat source inlet, the heat source outlet is connected with a product canister, the product canister is connected with a membrane filtration device to realize concentration treatment of a landfill leachate, the material inlet is connected with the PAM reaction tank, and the material outlet is connected with the wastewater heater.
    Type: Application
    Filed: May 27, 2020
    Publication date: December 22, 2022
    Applicant: NANJING YANCHANG REACTION TECHNOLOGY RESEARCH INSTITUTE CO., LTD.
    Inventors: Zhibing ZHANG, Zheng ZHOU, Feng ZHANG, Lei LI, Weimin MENG, Baorong WANG, Gaodong YANG, Huaxun LUO, Guoqiang YANG, Hongzhou TIAN, Yu CAO
  • Publication number: 20220395803
    Abstract: A strengthening oxidation system of the external micro-interfacial unit for producing PTA with PX is provided, including: a reactor, a circulating heat exchange device and a micro-interfacial unit. The reactor includes an outer casing and an inner cylinder disposed concentrically inside the outer casing. The circulating heat exchange device is disposed at an exterior of the reactor, and is connected with the outer casing and the inner cylinder respectively, for regulating reaction temperatures of the first reaction zone, the second reaction zone and the third reaction zone inside the reactor in a reaction process of producing PTA with PX.
    Type: Application
    Filed: May 28, 2020
    Publication date: December 15, 2022
    Applicant: NANJING YANCHANG REACTION TECHNOLOGY RESEARCH INSTITUTE CO., LTD.
    Inventors: Zhibing ZHANG, Zheng ZHOU, Feng ZHANG, Lei LI, Weimin MENG, Baorong WANG, Gaodong YANG, Huaxun LUO, Guoqiang YANG, Hongzhou TIAN, Yu CAO
  • Patent number: 11517868
    Abstract: A submerged propylene hydration micro-interface strengthening reaction system and a method are proposed. The system includes a reactor, a first micro-interface generator and a second micro-interface generator. Through the micro-interface generators, the propylene is broken to form micron-scale bubbles, which are mixed with reactants and deionized water to form a gas-liquid emulsion, so as to increase a phase boundary area between gas and liquid phases, and achieve a strengthening mass transfer effect under a lower preset operating condition. The micro-scale bubbles can be fully mixed with the deionized water to from a gas-liquid emulsion. By fully mixing gas and liquid phases, it can ensure that the deionized water in the system is in full contact with propylene, and they are fully in contact with the catalyst, which effectively improves the efficiency of preparing isopropanol.
    Type: Grant
    Filed: May 28, 2020
    Date of Patent: December 6, 2022
    Assignee: NANJING YANCHANG REACTION TECHNOLOGY RESEARCH INSTITUTE CO., LTD.
    Inventors: Zhibing Zhang, Zheng Zhou, Feng Zhang, Lei Li, Weimin Meng, Baorong Wang, Gaodong Yang, Huaxun Luo, Guoqiang Yang, Hongzhou Tian, Yu Cao
  • Patent number: 11513087
    Abstract: Systems and methods of providing a probe spot in multiple modes of operation of a charged-particle beam apparatus are disclosed. The method may comprise activating a charged-particle source to generate a primary charged-particle beam and selecting between a first mode and a second mode of operation of the charged-particle beam apparatus. In the flooding mode, the condenser lens may focus at least a first portion of the primary charged-particle beam passing through an aperture of the aperture plate to form a second portion of the primary charged-particle beam, and substantially all of the second portion is used to flood a surface of a sample. In the inspection mode, the condenser lens may focus a first portion of the primary charged-particle beam such that the aperture of the aperture plate blocks off peripheral charged-particles to form the second portion of the primary charged-particle beam used to inspect the sample surface.
    Type: Grant
    Filed: October 16, 2020
    Date of Patent: November 29, 2022
    Assignee: ASML Netherlands B.V.
    Inventors: Weiming Ren, Xuedong Liu, Zhong-wei Chen, Xiaoyu Ji, Xiaoxue Chen, Weimin Zhou, Frank Nan Zhang
  • Publication number: 20220375712
    Abstract: Systems and methods of providing a probe spot in multiple modes of operation of a charged-particle beam apparatus are disclosed. The method may comprise activating a charged-particle source to generate a primary charged-particle beam and selecting between a first mode and a second mode of operation of the charged-particle beam apparatus. In the flooding mode, the condenser lens may focus at least a first portion of the primary charged-particle beam passing through an aperture of the aperture plate to form a second portion of the primary charged-particle beam, and substantially all of the second portion is used to flood a surface of a sample. In the inspection mode, the condenser lens may focus a first portion of the primary charged-particle beam such that the aperture of the aperture plate blocks off peripheral charged-particles to form the second portion of the primary charged-particle beam used to inspect the sample surface.
    Type: Application
    Filed: September 30, 2020
    Publication date: November 24, 2022
    Applicant: ASML NETHERLANDS B.V.
    Inventors: Weiming REN, Xuedong LIU, Zhong-wei CHEN, Xiaoyu JI, Xiaoxue CHEN, Weimin ZHOU, Frank Nan ZHANG
  • Publication number: 20220336043
    Abstract: The invention pertains to the field of genomics and bioinformatics, and relates to a cfDNA classification method, apparatus and application. Specifically, the present invention relates to a cfDNA classification method, comprising: calculating a copy number variation data of cfDNA in a target sample; calculating a similarity degree between the target cfDNA copy number variation data and the cfDNA copy number variation data of each category label; and determining the category to which the target cfDNA belongs according to the similarity degree by using a classifier model. The invention can realize the diagnosis of up to 3 types of urogenital system tumors at one time, and has high sensitivity and specificity. In particular, in the diagnosis and dynamic monitoring of urothelial cancer, the sensitivity and specificity are higher than those of the current clinical detection methods.
    Type: Application
    Filed: April 29, 2020
    Publication date: October 20, 2022
    Inventors: Weimin CI, Guangzhe GE, Yuanyuan ZHOU, Xuesong LI
  • Publication number: 20220318462
    Abstract: A discrete element method contact model building method includes: selecting a filling body in a disaster-causing structure to obtain a change rule of cumulative loss of the filling body ; performing test simulation, and determining a relation function of each group of corresponding mesoscopic mechanical parameters in each time period and mesoscopic parameters of a DEM contact model representing a change rule of macroscopical parameters of the filling body; embedding each mesoscopic parameter relation function into an existing particle contact model, performing test simulation, and updating a fracture failure criterion of the contact model according to a corresponding relation of macro-mesoscopic strength during model failure; and based on a seepage failure indoor test, building a seepage failure discrete element calculation model, and simulating the seepage failure process of a rock and soil mass by using the obtained particle contact model and the fracture criterion of the particle contact model.
    Type: Application
    Filed: October 23, 2020
    Publication date: October 6, 2022
    Applicant: SHANDONG UNIVERSITY
    Inventors: Shucai LI, Zongqing ZHOU, Liping LI, Weimin YANG, Chunjin LIN, Shaoshuai SHI, Chenglu GAO, Chengshun SHANG, Yang GENG, Songsong BAI
  • Patent number: 11454859
    Abstract: Time delay devices for producing tunable time delays in optical signals. Cascades of the time delay devices can be used for beam steering in phased-array antennas. The time delay may be produced by selecting a time delay between an input and output of the time delay device from any of the time delay obtained by all four-port switches of the time delay device being in an OFF state and time delays obtainable by switching any one of the four-port switches to an ON state; and producing the selected time delay between the input and output of the time delay device by performing any of avoiding an application of an electrical control signal to any of electro-optic switch elements of the time delay device and applying the electrical control signal to one of the electro-optic switch elements that corresponds to a four-port coupler corresponding to the selected time delay.
    Type: Grant
    Filed: May 5, 2021
    Date of Patent: September 27, 2022
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventors: Sang-Yeon Cho, Weimin Zhou
  • Publication number: 20220267182
    Abstract: An external micro-interface papermaking wastewater treatment system and a wastewater treatment method are proposed. The wastewater treatment system includes a grating water collection tank, a first coagulation sedimentation tank, an inclined screen and a second coagulation sedimentation tank which are connected in sequence, a heat exchanger, a preheater and a wet oxidation reactor, wherein the heat exchanger is provided with a first inlet, a first outlet, a second inlet and a second outlet. A feed inlet is disposed on a side wall of the wet oxidation reactor, an oxidation water outlet is disposed on a top of the wet oxidation reactor, the feed inlet is connected with a micro-interface generator for dispersing and breaking gas into gas bubbles, a liquid phase inlet and a gas phase inlet are disposed on the micro-interface generator, and the gas phase inlet is connected with an air compressor.
    Type: Application
    Filed: May 27, 2020
    Publication date: August 25, 2022
    Applicant: NANJING YANCHANG REACTION TECHNOLOGY RESEARCH INSTITUTE CO., LTD.
    Inventors: Zhibing ZHANG, Zheng ZHOU, Feng ZHANG, Lei LI, Weimin MENG, Baorong WANG, Gaodong YANG, Huaxun LUO, Guoqiang YANG, Hongzhou TIAN, Yu CAO
  • Patent number: 11406959
    Abstract: A micro-interface strengthening reaction system and method for preparing polyethylene by using a solution process are provided. The system includes a pre-polymerization reactor and a polymerization reactor connected in sequence. The pre-polymerization reactor is provided with a pre-polymerization micro-interface generators, and the polymerization reactor is provided with a micro-interface generator. The system further includes a desolvation tower for removing solvents and impurities from the polyethylene product. A polyethylene inlet is disposed at a middle part of the desolvation tower, and the polyethylene inlet is connected with the flash tank bottom outlet. A nitrogen micro-interface generator for dispersing and breaking high-temperature nitrogen into micro-bubbles is disposed within the desolvation tower.
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: August 9, 2022
    Assignee: NANJING YANCHANG REACTION TECHNOLOGY RESEARCH INSTITUTE CO., LTD.
    Inventors: Zhibing Zhang, Zheng Zhou, Feng Zhang, Lei Li, Weimin Meng, Baorong Wang, Gaodong Yang, Huaxun Luo, Guoqiang Yang, Hongzhou Tian, Yu Cao
  • Publication number: 20220203318
    Abstract: A submerged propylene hydration micro-interface strengthening reaction system and a method are proposed. The system includes a reactor, a first micro-interface generator and a second micro-interface generator. Through the micro-interface generators, the propylene is broken to form micron-scale bubbles, which are mixed with reactants and deionized water to form a gas-liquid emulsion, so as to increase a phase boundary area between gas and liquid phases, and achieve a strengthening mass transfer effect under a lower preset operating condition. The micro-scale bubbles can be fully mixed with the deionized water to from a gas-liquid emulsion. By fully mixing gas and liquid phases, it can ensure that the deionized water in the system is in full contact with propylene, and they are fully in contact with the catalyst, which effectively improves the efficiency of preparing isopropanol.
    Type: Application
    Filed: May 28, 2020
    Publication date: June 30, 2022
    Applicant: NANJING YANCHANG REACTION TECHNOLOGY RESEARCH INSTITUTE CO., LTD.
    Inventors: Zhibing ZHANG, Zheng ZHOU, Feng ZHANG, Lei LI, Weimin MENG, Baorong WANG, Gaodong YANG, Huaxun LUO, Guoqiang YANG, Hongzhou TIAN, Yu CAO
  • Publication number: 20220204425
    Abstract: A benzene selective hydrogenation reaction system and a method are provided. The system includes a benzene refiner, a first hydrogenation reactor, a second hydrogenation reactor and a separator which are connected in sequence. The first hydrogenation reactor is provided with a first inlet and a first outlet, and the second hydrogenation reactor is provided with a second inlet and a second outlet. The first inlet is connected to the discharge port of the benzene refiner; the first outlet is connected to the second inlet; the second outlet is connected to the separator. The catalyst outlet is connected to the first hydrogenation reactor for recycling the catalyst into the first hydrogenation reactor. Two micro-interface units are respectively disposed within the first hydrogenation reactor and the second hydrogenation reactor, and the micro-interface units are used for dispersing and breaking hydrogen into micro-bubbles with a micron-scale diameter.
    Type: Application
    Filed: May 28, 2020
    Publication date: June 30, 2022
    Applicant: NANJING YANCHANG REACTION TECHNOLOGY RESEARCH INSTITUTE CO., LTD.
    Inventors: Zhibing ZHANG, Zheng ZHOU, Feng ZHANG, Lei LI, Weimin MENG, Baorong WANG, Gaodong YANG, Huaxun LUO, Guoqiang YANG, Hongzhou TIAN, Yu CAO
  • Publication number: 20220203317
    Abstract: A micro-interface strengthening reaction system and method for preparing polyethylene by using a solution process are provided. The system includes a pre-polymerization reactor and a polymerization reactor connected in sequence. The pre-polymerization reactor is provided with a pre-polymerization micro-interface generators, and the polymerization reactor is provided with a micro-interface generator. The system further includes a desolvation tower for removing solvents and impurities from the polyethylene product. A polyethylene inlet is disposed at a middle part of the desolvation tower, and the polyethylene inlet is connected with the flash tank bottom outlet. A nitrogen micro-interface generator for dispersing and breaking high-temperature nitrogen into micro-bubbles is disposed within the desolvation tower.
    Type: Application
    Filed: June 18, 2020
    Publication date: June 30, 2022
    Applicant: NANJING YANCHANG REACTION TECHNOLOGY RESEARCH INSTITUTE CO., LTD.
    Inventors: Zhibing ZHANG, Zheng ZHOU, Feng ZHANG, Lei LI, Weimin MENG, Baorong WANG, Gaodong YANG, Huaxun LUO, Guoqiang YANG, Hongzhou TIAN, Yu CAO
  • Patent number: 11370727
    Abstract: A benzene selective hydrogenation reaction system and a method are provided. The system includes a benzene refiner, a first hydrogenation reactor, a second hydrogenation reactor and a separator which are connected in sequence. The first hydrogenation reactor is provided with a first inlet and a first outlet, and the second hydrogenation reactor is provided with a second inlet and a second outlet. The first inlet is connected to the discharge port of the benzene refiner; the first outlet is connected to the second inlet; the second outlet is connected to the separator. The catalyst outlet is connected to the first hydrogenation reactor for recycling the catalyst into the first hydrogenation reactor. Two micro-interface units are respectively disposed within the first hydrogenation reactor and the second hydrogenation reactor, and the micro-interface units are used for dispersing and breaking hydrogen into micro-bubbles with a micron-scale diameter.
    Type: Grant
    Filed: May 28, 2020
    Date of Patent: June 28, 2022
    Assignee: NANJING YANCHANG REACTION TECHNOLOGY RESEARCH INSTITUTE CO., LTD.
    Inventors: Zhibing Zhang, Zheng Zhou, Feng Zhang, Lei Li, Weimin Meng, Baorong Wang, Gaodong Yang, Huaxun Luo, Guoqiang Yang, Hongzhou Tian, Yu Cao
  • Publication number: 20220197901
    Abstract: In a method for AI model optimization, an optimization device receives an original AI model and search configuration information that comprises a plurality of search items each indicating its search categories for performing optimization information search on the original AI model. The device obtains a plurality of search operators corresponding to the plurality of search items, and arranges the search operators in an operation sequence based on the search configuration information. The device then executes the search operators in the arranged operation sequence on the original AI model to obtain an optimized AI model. In the execution of the operation sequence, each search operator, except for the first search operator in the operation sequence, is executed utilizing operation results of a preceding search operator in the operation sequence, the operation results including generated network structures and search space information.
    Type: Application
    Filed: March 15, 2022
    Publication date: June 23, 2022
    Applicant: Huawei Cloud Computing Technologies Co., Ltd.
    Inventors: Kaiyuan Xie, Xiaolong Bai, Wenqi Fu, Chenghui Yu, Weimin Zhou
  • Publication number: 20210319977
    Abstract: Systems and methods of imaging a sample using a charged-particle beam apparatus are disclosed. The charged-particle beam apparatus may include a compound objective lens comprising a magnetic lens and an electrostatic lens, the magnetic lens comprising a cavity, and an electron detector located immediately upstream from a polepiece of the magnetic lens and inside the cavity of the magnetic lens. In some embodiments, deflectors may be located between the electron detector and the opening of the polepiece adjacent to the sample to achieve a large field of view. Electron distributions among the detectors can be manipulated without changing the landing energy by changing the potential of the control electrode(s) in the electrostatic objective lens. The electron source can be operated with several discrete potentials to cover different landing energies, while the potential difference between electron source and the extractor is fixed.
    Type: Application
    Filed: April 8, 2021
    Publication date: October 14, 2021
    Inventors: Xuedong LIU, Weimin ZHOU, Xiaoxue CHEN, Xiaoyu JI, Heng LI, Shahedul HOQUE, Zongyao LI, Shuhao LIU, Weiming REN
  • Patent number: D970001
    Type: Grant
    Filed: October 29, 2019
    Date of Patent: November 15, 2022
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Weimin Zhou, Kevin Xu, Lynette Li, Gary Cao, Rocky Qu, Roy Liao, Zhao Xia Jin, David Hou, Xue Liu
  • Patent number: D970724
    Type: Grant
    Filed: October 29, 2019
    Date of Patent: November 22, 2022
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Weimin Zhou, Kevin Xu, Lynette Li, Gary Cao, Rocky Qu, Roy Liao, Zhao Xia Jin, David Hou, Xue Liu