Patents by Inventor Yonggang Jia
Yonggang Jia 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: 20240092679Abstract: The present invention discloses a fabrication method and use of a ?40 mm large-size and high-contrast fiber optic image inverter, belonging to the field of manufacturing of fiber optic imaging elements. The light-absorbing glass for preparing the ?40 mm large-size and high-contrast fiber optic image inverter consists of the following components in molar percentage: SiO2 60-69.9, Al2O3 1.0-10.0, B2O3 10.1-15.0, Na2O 1.0-8.0, K2O 3.0-10.0, MgO 0.1-1.0, CaO 0.5-5.0, ZnO 0-0.1, TiO2 0-0.1, ZrO2 0.1-1.0, Fe2O3 3.0-6.5, Co2O3 0.1-0.5, V2O5 0.51-1.5 and MoO3 0.1-1.0. The fiber optic image inverter has the advantages of low crosstalk of stray light, high resolution and high contrast.Type: ApplicationFiled: July 20, 2023Publication date: March 21, 2024Inventors: Lei Zhang, Jinsheng Jia, Yue Zhao, Yu Shi, Huichao Xu, Haoyang Yu, Jing Zhang, Zhiheng Fan, Xian Zhang, Xiaofeng Tang, Puguang Song, Jiuwang Wang, Yun Wang, Yang Fu, Yajie Du, Yonggang Huang
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Patent number: 11821316Abstract: Provided are a system and construction method of a single-layer lining tunnel structure based on a mine-tunnelling method. With the single-layer lining tunnel structure, a structural rigidity and durability of the tunnel are improved. A construction process of sprayed concrete is improved, specifically, compactness agent and durability enhancing fiber are added to concrete to improve the compactness of concrete, and a special spraying process is adopted to reduce a bound rate of the concrete, and thus to improve the impermeability of sprayed concrete to reach a impermeability level of waterproof concrete. Steel fiber, cellulose fiber, synthetic fiber and other materials are added into the concrete can improve the tensile strength, crack resistance and durability of the concrete.Type: GrantFiled: April 28, 2023Date of Patent: November 21, 2023Assignee: BEIJING URBAN CONSTRUCTION DESIGN & DEVELOPMENT GROUP CO. LIMITEDInventors: Yonggang Jia, Yue He, Wen Cheng, Sicheng Jia, Weidong Lu, Fan Wu
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Publication number: 20230349291Abstract: Provided are a system and construction method of a single-layer lining tunnel structure based on a mine-tunnelling method. With the single-layer lining tunnel structure, a structural rigidity and durability of the tunnel are improved. A construction process of sprayed concrete is improved, specifically, compactness agent and durability enhancing fiber are added to concrete to improve the compactness of concrete, and a special spraying process is adopted to reduce a bound rate of the concrete, and thus to improve the impermeability of sprayed concrete to reach a impermeability level of waterproof concrete. Steel fiber, cellulose fiber, synthetic fiber and other materials are added into the concrete can improve the tensile strength, crack resistance and durability of the concrete.Type: ApplicationFiled: April 28, 2023Publication date: November 2, 2023Inventors: Yonggang Jia, Yue He, Wen Cheng, Sicheng Jia, Weidong Lu, Fan Wu
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Patent number: 11499826Abstract: A long-term in-situ observation device for the deep sea bottom supported engineering geological environment is provided, including: a sediment acoustic probe, a sediment pore water pressure probe, a three-dimensional resistivity probe, a water observation instrument, a long-term observation power supply system, a probe hydraulic penetration system, a general control and data storage transmission system, an acoustic releaser, an underwater acoustic communication apparatus, and an instrument platform. The observations include the engineering properties, physical properties, mechanical properties, and biochemical properties of a seawater-seabed interface-sediment. The engineering properties and the physical and mechanical indexes of seafloor sediments are comprehensively determined by three-dimensional measurement of seafloor resistivity and acoustic wave measurements. The physical and biochemical properties of seawater are expected to be acquired by sensors.Type: GrantFiled: May 22, 2019Date of Patent: November 15, 2022Assignee: OCEAN UNIVERSITY OF CHINAInventors: Yonggang Jia, Chaoqi Zhu, Xiujun Guo, Qingsheng Meng, Tao Liu, Lanjun Liu, Haibo Xu, Minsheng Zhang, Xiaolei Liu, Dong Wang, Hongxian Shan
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Patent number: 11448577Abstract: The present invention discloses a second-generation in-situ test device for strength of a shallow water sediment, including a workboat and a static cone penetration test unit carried by the workboat, where the static cone penetration unit includes a mounting frame, a penetration unit, a control cabin and a hydraulic unit; the penetration unit and the hydraulic unit are both electrically connected to the control cabin. In this solution, the workboat is used to carry the test equipment, and the static cone penetration test unit is carried on the workboat with a special structure. Based on a double-cable lifting frame, the equipment is launched and recovered through a moon pool in the center of a hull. This significantly improves the efficiency and safety of the sediment strength test operation in a shallow water environment.Type: GrantFiled: January 30, 2020Date of Patent: September 20, 2022Assignee: Ocean University of ChinaInventors: Xiaolei Liu, Hong Zhang, Yonggang Jia, Jiewen Zheng, Hongxian Shan
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Publication number: 20220206182Abstract: The present invention relates to the technical field of long-term in-situ monitoring of sediment disturbance in deep-sea surface mineral mining, and more particularly to a device for monitoring deep-sea sediment environment in mining polymetallic nodules. The monitoring system comprises: acoustic Doppler flow profilers, a spontaneous potential probe, a turbidity meter and an underwater camera. The invention can realize long-term in-situ observation of sediment disturbance, and can realize the mechanical recovery of probe rod-type equipment without large-scale mechanical devices, thereby reducing the overall weight of the recovery equipment and increasing the probability of successful equipment recovery. Compared with the existing long-term in-situ observation equipment on the seabed, it is more environmentally friendly, efficient, energy-saving and reliable.Type: ApplicationFiled: March 8, 2022Publication date: June 30, 2022Inventors: Yonggang Jia, Zhihan Fan, Chunsheng Ji, Xiaoshuai Song, Hailong Shan
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Publication number: 20210364290Abstract: A long-term in-situ observation device for the deep sea bottom supported engineering geological environment is provided, including: a sediment acoustic probe, a sediment pore water pressure probe, a three-dimensional resistivity probe, a water observation instrument, a long-term observation power supply system, a probe hydraulic penetration system, a general control and data storage transmission system, an acoustic releaser, an underwater acoustic communication apparatus, and an instrument platform. The observations include the engineering properties, physical properties, mechanical properties, and biochemical properties of a seawater-seabed interface-sediment. The engineering properties and the physical and mechanical indexes of seafloor sediments are comprehensively determined by three-dimensional measurement of seafloor resistivity and acoustic wave measurements. The physical and biochemical properties of seawater are expected to be acquired by sensors.Type: ApplicationFiled: May 22, 2019Publication date: November 25, 2021Inventors: Yonggang Jia, Chaogqi Zhu, Xiujun Guo, Qingsheng Meng, Tao Liu, Lanjun Liu, Haibo Xu, Minsheng Zhang, Xiaclei Liu, Dong Wang, Hongxian Shan
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Patent number: 11110997Abstract: The present invention discloses a system for measuring the mechanical properties of sea floor sediments at full ocean depth.Type: GrantFiled: April 1, 2019Date of Patent: September 7, 2021Assignee: OCEAN UNIVERSITY OF CHINAInventors: Yonggang Jia, Hong Zhang, Xiaolei Liu, Hongxian Shan
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Publication number: 20200355590Abstract: The present invention discloses a system for measuring the mechanical properties of sea floor sediments at full ocean depth.Type: ApplicationFiled: April 1, 2019Publication date: November 12, 2020Applicant: OCEAN UNIVERSITY OF CHINAInventors: Yonggang JIA, Hong ZHANG, Xiaolei LIU, Hongxian SHAN
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Publication number: 20200284709Abstract: The present invention discloses a second-generation in-situ test device for strength of a shallow water sediment, including a workboat and a static cone penetration test unit carried by the workboat, where the static cone penetration unit includes a mounting frame, a penetration unit, a control cabin and a hydraulic unit; the penetration unit and the hydraulic unit are both electrically connected to the control cabin. In this solution, the workboat is used to carry the test equipment, and the static cone penetration test unit is carried on the workboat with a special structure. Based on a double-cable lifting frame, the equipment is launched and recovered through a moon pool in the center of a hull. This significantly improves the efficiency and safety of the sediment strength test operation in a shallow water environment.Type: ApplicationFiled: January 30, 2020Publication date: September 10, 2020Inventors: Xiaolei Liu, Hong Zhang, Yonggang Jia, Jiewen Zheng, Hongxian Shan
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Patent number: 10640176Abstract: An observation system and determination method for the re-suspension quantity of submarine sediments by deep-sea internal waves. The observation system comprises a submarine observation platform, a mooring rope, and an anchor mooring counterweight. Acoustic release transponder, a single-point current meter, a turbidity meter, a high-precision temperature and salinity detector, and a sediment catcher are mounted on the submarine observation platform. A main floating body and auxiliary floating bodies are arranged on the mooring rope, wherein the main floating body is located in the middle of the mooring rope and is equipped with acoustic Doppler current profilers, and the auxiliary floating bodies are equipped with turbidity meters and high-precision temperature and salinity detectors. The anchor mooring counterweight is a gravity anchor provided with a square clamping groove and a fixed ring.Type: GrantFiled: December 20, 2018Date of Patent: May 5, 2020Assignee: OCEAN UNIVERSITY OF CHINAInventors: Yonggang Jia, Zhuangcai Tian, Shaotong Zhang, Bowen Zhang, Zhiming Wei, Xiaolei Liu, Hongxian Shan
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Publication number: 20200130784Abstract: An observation system and determination method for the re-suspension quantity of submarine sediments by deep-sea internal waves. The observation system comprises a submarine observation platform, a mooring rope, and an anchor mooring counterweight. Acoustic release transponder, a single-point current meter, a turbidity meter, a high-precision temperature and salinity detector, and a sediment catcher are mounted on the submarine observation platform. A main floating body and auxiliary floating bodies are arranged on the mooring rope, wherein the main floating body is located in the middle of the mooring rope and is equipped with acoustic Doppler current profilers, and the auxiliary floating bodies are equipped with turbidity meters and high-precision temperature and salinity detectors. The anchor mooring counterweight is a gravity anchor provided with a square clamping groove and a fixed ring.Type: ApplicationFiled: December 20, 2018Publication date: April 30, 2020Applicant: Ocean University of ChinaInventors: Yonggang JIA, Zhuangcai TIAN, Shaotong ZHANG, Bowen ZHANG, Zhiming WEI, Xiaolei LIU, Hongxian SHAN
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Patent number: 10302471Abstract: A device for observing the changes in abyssal flow based on differential pressure measurement, includes differential pressure sensing chamber and base connected through communicating portion, controller provided inside communicating portion, floating body and releasing device. Floating body is located on differential pressure sensing chamber and retracted through releasing device. Sensing chamber includes ambient water pressure chamber in communication with hydrostatic pressure chamber. Communicating portion is blocked by spring sheet. The spring sheet is provided with optical fiber sensor. Hydrostatic pressure chamber is always in communication with seawater, and ambient water pressure chamber is always in communication with water in abyssal sedimentary layer. Releasing device includes electric winch provided with acoustic signal device. Base is provided with earth pressure sensor and weight member. Optical fiber sensor, acoustic signal device, and earth pressure sensor are connected with controller.Type: GrantFiled: February 1, 2019Date of Patent: May 28, 2019Assignee: OCEAN UNIVERSITY OF CHINAInventors: Tao Liu, Guanli Wei, Lei Guo, Xiuqing Yang, Xiujun Guo, Dong Wang, Yonggang Jia, Minsheng Zhang, Qingsheng Meng, Xiaolei Liu, Yongmao Zhu, Jia Xin
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Patent number: 7795179Abstract: The invention relates to fungicide and insecticide, especifically to the substituted azole compounds and its preparation method and use thereof. The azole compounds of the invention having general formula (I): The compounds of present invention, having broad spectrum fungicidal activity, applied for controlling various disease in plants. For example they have good activity against the diseases such as cucumber downy mildew, cucumber grey mold, cucumber powdery mildew, tomato early blight, tomato late blight, phytophthora blight of pepper, grape downy mildew, grape white rot, apple ring rot, apple alternaria leaf spot, rice sheath blight, rice blast, wheat leaf rust, wheat leaf blotch, wheat powdery mildew, rapesclerotiniose, corn southern leaf blight. Some compounds have good insecticidal or acaricidal activity and can be used to control insects and acacids of various crops. For example they are used to control army worm, diamond backmoth and aphid, and culex mosquito.Type: GrantFiled: February 17, 2005Date of Patent: September 14, 2010Assignee: Shenyang Research Institute of Chemical IndustryInventors: Changling Liu, Miao Li, Hong Zhang, Lin Li, Mingxing Zhang, Aiying Guan, Chunqing Hou, Zhinian Li, Yonggang Jia
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Publication number: 20080108668Abstract: The invention relates to fungicide and insecticide, especifically to the substituted azole compounds and its preparation method and use thereof. The azole compounds of the invention having general formula (I): The compounds of present invention, having broad spectrum fungicidal activity, applied for controlling various disease in plants. For example they have good activity against the diseases such as cucumber downy mildew, cucumber grey mold, cucumber powdery mildew, tomato early blight, tomato late blight, phytophthora blight of pepper, grape downy mildew, grape white rot, apple ring rot, apple alternaria leaf spot, rice sheath blight, rice blast, wheat leaf rust, wheat leaf blotch, wheat powdery mildew, rapesclerotiniose, corn southern leaf blight. Some compounds have good insecticidal or acaricidal activity and can be used to control insects and acacids of various crops. For example they are used to control army worm, diamond backmoth and aphid, and culex mosquito.Type: ApplicationFiled: February 17, 2005Publication date: May 8, 2008Inventors: Changling Liu, Miao Li, Hong Zhang, Lin Li, Mingxing Zhang, Aiying Guan, Chunqing Hou, Zhinian Li, Yonggang Jia