Patents by Inventor Junhong Chen
Junhong Chen 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: 20240100208Abstract: An innovative equipment system comprises a tap water reservoir system, a disinfectant reactor system, a pump system, a disinfection and safety door spraying system, a sewage recycling system and a sewage treatment system, wherein the tap water reservoir system is mainly configured to store tap water in advance according to actual cargo volumes and disinfection requirements, and generally in tons; and the disinfectant reactor system comprises boron-doped diamond electrode modules, a reactor indicating lamp module, a visible reactor, a smart control screen, at least one water tank and a structure protection module. The Innovative disinfection and sterilization equipment system can easily kill bacteria and viruses such as Escherichia coli, Staphylococcus aureus, Salmonella typhimurium, and new coronavirus in a short time and enhance disinfection efficiency.Type: ApplicationFiled: November 7, 2022Publication date: March 28, 2024Inventors: Pengzhou LEI, Yihao ZHANG, Lingli SUN, Junhong CHEN, Yingqiang ZHAO, Bo WANG, Xiangye ZENG, Zhanjun ZHANG, Jiandong ZHANG, Zhiqiang SHI
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Publication number: 20240077039Abstract: The present invention provides an optimization control method for an aero-engine transient state based on reinforcement learning, and belongs to the technical field of aero-engine transient states. The method comprises: adjusting an existing twin-spool turbo-fan engine model as a model for invoking a reinforcement learning algorithm; to simultaneously satisfy high level state space and continuous action output of a real-time model, designing an Actor-Critic network model; designing a deep deterministic policy gradient (DDPG) algorithm based on an Actor-Critic frame, to simultaneously solve the problems of high-dimensional state space and continuous action output; training the model after combining the Actor-Critic frame with the DDPG algorithm; and obtaining the control law of engine acceleration transition from the above training process, and using the method to control an engine acceleration process.Type: ApplicationFiled: May 11, 2022Publication date: March 7, 2024Inventors: Ximing SUN, Junhong CHEN, Fuxiang QUAN, Chongyi SUN
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Patent number: 11873706Abstract: A fluid separating device includes a cylinder; a plurality of separators disposed around the cylinder; a first elastic piece disposed between one of the separators and the cylinder and applying an elastic force to the separator outward in a radial direction of the cylinder; a mandrel passing through the cylinder axially and configured to reciprocate between an expanded position and a contracted position in an axial direction of the cylinder; an elastic energy storage device slidably passing through the cylinder along the radial direction of the cylinder, the elastic energy storage device having one end connected to the mandrel and another end connected to the separator, the elastic energy storage device being configured to apply another elastic force to the mandrel in a direction from the contracted position to the expanded position; a first locking structure disposed on the cylinder; and a second locking structure disposed on the mandrel.Type: GrantFiled: September 5, 2018Date of Patent: January 16, 2024Assignee: CHENGDU BISON TECHNOLOGY CO., LTD.Inventors: Junhong Chen, Shufei Liu, Shice Su, Hansen Liu, Xiangmeike Liu
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Publication number: 20220402769Abstract: Provided is a method for preparing copper azide and cuprous azide encapsulated by conductive metal-organic framework. The method uses a conductive copper-containing metal-organic framework material as a precursor, and completes the azidation of the precursor by means of a liquid-solid electrochemical azidation reaction. Copper azide and cuprous azide nanocrystals are highly uniformly embedded within a conductive framework, which may effectively avoid the agglomeration of copper azide and cuprous azide, and reduce static charge generated by friction, displacement, and the like. Meanwhile, the conductive framework may promote the effective transfer of charge, avoid the accumulation of static charge, and improve the electrostatic safety.Type: ApplicationFiled: July 31, 2020Publication date: December 22, 2022Applicant: NANJING UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Wenchao ZHANG, Chunpei YU, Junhong CHEN, Zilong ZHENG, Yajie CHEN, Jiaxin WANG, Bin HU, Jiahai YE, Zhichun QIN, Guirong TIAN
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Publication number: 20220204366Abstract: A water purification system comprising a thiol-functionalized graphene oxide/activated carbon composite material, a filter and one or more capacitive deionization cells with applications in removal of water contaminants such as heavy metal ions without generation of wastewater.Type: ApplicationFiled: April 22, 2020Publication date: June 30, 2022Inventors: Junhong Chen, Xingkang Huang
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Patent number: 11299433Abstract: A manufacturing method of a low heat-conducting magnesium-aluminium spinel brick includes: (1) evenly mixing sintered magnesia, fused magnesia, magnesium-aluminium spinel and corundum to prepare flame retardant coating raw material mixed powder, adding naphthalene binder to the flame retardant coating raw material mixed powder to prepare the flame retardant coating raw materials after evenly mixing; (2) evenly mixing forsterite, fayalite and magnesia, adding the naphthalene binder to the mixed powder, moulding, drying, and then burning to obtain aggregate composite hortonolite raw materials; adding the naphthalene binder to the aggregate composite hortonolite having granularity ?5 mm to prepare the thermal insulating layer raw materials after evenly mixing; (3) spacing and loading the flame retardant coating raw materials and the thermal insulating layer raw materials in a mold, pressing into green bricks, keeping the green bricks at a temperature of 110° C.Type: GrantFiled: December 16, 2016Date of Patent: April 12, 2022Assignee: ZIBO CITY LUZHONG REFRACTORIES CO., LTD.Inventors: Junhong Chen, Jisheng Feng, Yuanping Jia, Yanxia Wu, Bo Zhu, Yutao Guo
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Patent number: 11002198Abstract: Provided is a vehicle generator control method. An engine ECU controls the generator according to an operating condition of the engine, and the control process is as follows: when the engine ECU determines that the engine is in a starting condition, the engine ECU controls a generator separately excited loop to be disconnected, so that the generator does not generate electricity; and when the engine ECU determines that the engine enters an idling condition, the engine ECU controls the generator separately excited loop to be closed, so that the generator is started to generate electricity, and after the generator is started to generate electricity, the generator carries out normal electricity generation until the engine stops operating. Through the vehicle generator control method, the starting load of the engine can be effectively reduced, and cold starting capacity is improved. Also provided is a vehicle generator control system.Type: GrantFiled: October 23, 2017Date of Patent: May 11, 2021Assignee: GUANGXI YUCHAI MACHINERY CO., LTD.Inventors: Xingjun Xu, Xinbao Zhu, Wanni Zhu, Liqiang An, Junhong Chen, Liyong Su, Wei Cai, Jianlong Wang
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Publication number: 20200361827Abstract: A manufacturing method of a low heat-conducting magnesium-aluminium spinel brick includes: (1) evenly mixing sintered magnesia, fused magnesia, magnesium-aluminium spinel and corundum to prepare flame retardant coating raw material mixed powder, adding naphthalene binder to the flame retardant coating raw material mixed powder to prepare the flame retardant coating raw materials after evenly mixing; (2) evenly mixing forsterite, fayalite and magnesia, adding the naphthalene binder to the mixed powder, moulding, drying, and then burning to obtain aggregate composite hortonolite raw materials; adding the naphthalene binder to the aggregate composite hortonolite having granularity ?5 mm to prepare the thermal insulating layer raw materials after evenly mixing; (3) spacing and loading the flame retardant coating raw materials and the thermal insulating layer raw materials in a mold, pressing into green bricks, keeping the green bricks at a temperature of 110° C.Type: ApplicationFiled: December 16, 2016Publication date: November 19, 2020Applicant: ZIBO CITY LUZHONG REFRACTORIES CO., LTD.Inventors: Junhong CHEN, Jisheng FENG, Yuanping JIA, Yanxia WU, Bo ZHU, Yutao GUO
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Publication number: 20200256826Abstract: Systems and methods for detecting ions in samples. In one embodiment, the system includes a field-effect transistor sensor and an electronic controller. The field-effect transistor sensor is in contact with the sample and includes a first electrode and a second electrode. The electronic controller is coupled to the field-effect transistor sensor. The electronic controller is configured to apply a pulse wave excitation signal to the first electrode. The electronic controller is also configured to receive a response signal from the second electrode. The electronic controller is further configured to determine an electrical characteristic of the field-effect transistor sensor based on the response signal. The electronic controller is also configured to determine an amount of the ions in the sample based on the electrical characteristic of the field-effect transistor sensor.Type: ApplicationFiled: October 26, 2018Publication date: August 13, 2020Inventors: Junhong Chen, Arnab Maity, Xiaoyu Sui
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Publication number: 20200095965Abstract: A rapid activation method of an electrically controlled common ail engine. The method includes: arranging, between an oil outlet of a fuel transfer pump and an oil inlet of a fuel injection pump in the electrically controlled common rail engine, a gas discharging device; and communicating an outlet of the gas discharging device with a fuel tank via a pipe to discharge a gas present in fuel during a normal system operation. By arranging the gas discharging device at an oil feeding port of a fine filter, the method can be utilized to discharge, via the gas discharging device to the outside, air in the fine filter, thereby implementing active gas discharging, and effectively increasing activation performance of the engine.Type: ApplicationFiled: October 23, 2017Publication date: March 26, 2020Applicant: GUANGXI YUCHAI MACHINERY GROUP CO., LTD.Inventors: Guirong TAN, Zonghua MO, Guoqiang HU, Buwu SUN, Jian ZHOU, Junhong CHEN, Zengliang ZHAO, Huan LI, Yangjun CAO, Xueguang WANG
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Publication number: 20200072138Abstract: Provided is a vehicle generator control method. An engine ECU controls the generator according to an operating condition of the engine, and the control process is as follows: when the engine ECU determines that the engine is in a starting condition, the engine ECU controls a generator separately excited loop to be disconnected, so that the generator does not generate electricity; and when the engine ECU determines that the engine enters an idling condition, the engine ECU controls the generator separately excited loop to be closed, so that the generator is started to generate electricity, and after the generator is started to generate electricity, the generator carries out normal electricity generation until the engine stops operating. Through the vehicle generator control method, the starting load of the engine can be effectively reduced, and cold starting capacity is improved. Also provided is a vehicle generator control system.Type: ApplicationFiled: October 23, 2017Publication date: March 5, 2020Applicant: GUANGXI YUCHAI MACHINERY GROUP CO., LTD.Inventors: Xingjun XU, Xinbao ZHU, Wanni ZHU, Liqiang AN, Junhong CHEN, Liyong SU, Wei CAI, Jianlong WANG
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Publication number: 20190331074Abstract: A care-free activation system of an electrically controlled common rail engine. The care-free activation system includes a fuel tank, a fuel transfer pump and a fine filter. A gas discharging device discharging fuel gas is arranged between the fuel transfer pump and the fine filter. An outlet of the gas discharging device communicates with the fuel tank via an oil pipe. In the care-free activation system of the electrically controlled common rail engine, by arranging the gas discharging device at an oil feeding port of a fine filter, air in the fine filter can be discharged via the gas discharging device, thereby implementing active gas discharging, and effectively increasing activation performance of the engine.Type: ApplicationFiled: October 23, 2017Publication date: October 31, 2019Applicant: GUANGXI YUCHAI MACHINERY GROUP CO., LTD.Inventors: Guirong TAN, Zonghua MO, Guoqiang HU, Jian ZHOU, Junhong CHEN, Buwu SUN, Zengliang ZHAO, Huan LI, Yangjun CAO, Xueguang WANG
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Patent number: 10381641Abstract: The present disclosure relates generally to the field of lithium-ion batteries and battery modules. More specifically, the present disclosure relates to Si-based anode materials for use as anode active materials for lithium-ion batteries. One example includes micron/nano-scale structures that include a carbonate template structure and a silicon (Si) layer conformally deposited over the carbonate template. Another example includes a hollow, micron/nano-scale silicon structure having an oxygen content less than approximately 9%, wherein the interior of the hollow micron/nano-scale silicon structure is substantially free of carbon.Type: GrantFiled: March 26, 2015Date of Patent: August 13, 2019Assignee: UWM RESEARCH FOUNDATION, INC.Inventors: Junhong Chen, Xingkang Huang
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Patent number: 10281464Abstract: Provided herein is a field-effect transistor based sensor for real-time detection of water contaminants and methods of use thereof.Type: GrantFiled: August 3, 2015Date of Patent: May 7, 2019Assignee: UWM Research Foundation, Inc.Inventors: Junhong Chen, Jingbo Chang
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Publication number: 20190067690Abstract: Compositions that include liquid metal particles and a carbon-based scaffold are disclosed. The composition may be used in a number of different applications, including battery and capacitor applications. Also disclosed are methods of making liquid metal-based compositions.Type: ApplicationFiled: July 26, 2018Publication date: February 28, 2019Inventors: Junhong Chen, Yingpeng Wu
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Patent number: 10128510Abstract: Provided are nanocomposites including an iron-based core and a nitrogen-doped graphitic carbon shell, and methods of making and using the same. Included in the nanocomposites is an Fe3C-based interlayer between the core and the shell. The nanocomposites can show a catalytic activity toward reducing oxygen comparable to commercial Pt/C catalysts.Type: GrantFiled: February 5, 2014Date of Patent: November 13, 2018Assignee: UWM Research Foundation, Inc.Inventors: Junhong Chen, Zhenhai Wen
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Publication number: 20170234861Abstract: Provided herein is a field-effect transistor based sensor for real-time detection of water contaminants and methods of use thereof.Type: ApplicationFiled: August 3, 2015Publication date: August 17, 2017Inventors: Junhong Chen, Jingbo Chang
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Patent number: 9676621Abstract: The disclosure provides a field-effect transistor (FET)-based biosensor and uses thereof. In particular, to FET-based biosensors using thermally reduced graphene-based sheets as a conducting channel decorated with nanoparticle-biomolecule conjugates. The present disclosure also relates to FET-based biosensors using metal nitride/graphene hybrid sheets. The disclosure provides a method for detecting a target biomolecule in a sample using the FET-based biosensor described herein.Type: GrantFiled: February 17, 2012Date of Patent: June 13, 2017Assignee: UWM Research Foundation, Inc.Inventors: Junhong Chen, Shun Mao, Ganhua Lu
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Patent number: 9236633Abstract: A composition of graphene-based nanomaterials and a method of preparing the composition are provided. A carbon-based precursor is dissolved in water to form a precursor suspension. The precursor suspension is placed onto a substrate, thereby forming a precursor assembly. The precursor assembly is annealed, thereby forming the graphene-based nanomaterials. The graphene-based nanomaterials are crystallographically ordered at least in part and configured to form a plurality of diffraction rings when probed by an incident electron beam. In one aspect, the graphene-based nanomaterials are semiconducting. In one aspect, a method of engineering an energy bandgap of graphene monoxide generally includes providing at least one atomic layer of graphene monoxide having a first energy bandgap, and applying a substantially planar strain is applied to the graphene monoxide, thereby tuning the first energy band gap to a second energy bandgap.Type: GrantFiled: June 12, 2013Date of Patent: January 12, 2016Assignee: UWM Research Foundation, Inc.Inventors: Junhong Chen, Marija Gajdardziska-Josifovska, Carol Hirschmugl, Eric Mattson, Haihui Pu, Michael Weinert
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Patent number: 9187823Abstract: A method of growing carbon nanostructures on a conductive substrate without the need for a vacuum or low-pressure environment provides high electrical field strengths to generate the necessary carbon ions from a feedstock gas and to promote alignment and separation of the resulting structures. In one embodiment, substantially uniform “vertical” nanostructures may be formed around the periphery of an extended wire for use in corona discharge applications or the like. Growth on a planar substrate may provide use with a variety of apparatus requiring a high specific surface conductor such as capacitors, batteries, and solar cells.Type: GrantFiled: September 7, 2012Date of Patent: November 17, 2015Assignee: National Science FoundationInventors: Junhong Chen, Kehan Yu, Zheng Bo, Guahua Lu