Patents Assigned to Shandong University of Science and Technology
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Patent number: 11327186Abstract: The present invention discloses a submarine seismic monitoring apparatus and system based on the submarine Internet of things.Type: GrantFiled: September 27, 2018Date of Patent: May 10, 2022Assignees: THE FIRST INSTITUTE OF OCEANOGRAPHY, MNR, SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Yanliang Pei, Baohua Liu, Pengyao Zhi, Guangming Kan, Chenguang Liu
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Publication number: 20220120408Abstract: Disclosed are a switch display apparatus and an assembling method thereof. The apparatus includes a display unit (1), a support unit (2), and a base unit (3) that are arranged sequentially from top to bottom. The display unit (1) includes a display device (4), a combined lens (5), and a display device and combined lens support component (6). The combined lens (5) is located above the display device (4). Both the display device (4) and the combined lens (5) are located inside the display device and combined lens support component (6). The display device and combined lens support component (6) includes a first support part (9) used for providing structural support for the combined lens (5), and a second support part (10) used for providing structural support for the display device (4).Type: ApplicationFiled: March 10, 2020Publication date: April 21, 2022Applicant: Shandong University of Science and TechnologyInventors: Yongping Miao, Weihui Liu, Da Chen, Bing Chen, Junying Wei, Kun Dai
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Patent number: 11306588Abstract: A method of treating tunnel collapse includes leveling a collapse body and moving a pavilion support under the collapse cavity, lifting a shield plate until a lower edge of the shield plate surpasses a contour line of an initial supporting arch of a tunnel, connecting a bottom column and inserting a padding plate under a column. If the hydraulic prop retracts, the column, the bottom column, the padding plate and the hydraulic prop bear a load from the shield plate. Mounting and connecting the initial supporting arch, welding the intersection point of the column and the initial supporting arch, cutting off the column in the initial supporting arch. Transferring the load of the shield plate from the pavilion support to an initial supporting shed, spraying fast-setting concrete to a grid arch to form a closed shell, and pumping filling material to fill the space of the collapse cavity.Type: GrantFiled: July 20, 2020Date of Patent: April 19, 2022Assignees: SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGY, CHINA COMMUNICATIONS CONSTRUCTION CO., LTD., QINGDAO WEST COAST RAIL TRANSIT CO., LTD., QINGDAO FIRST MUNICIPAL ENGINEERING CO., LTD, HEBEI FEIPU ENVIRONMENTAL PROTECTION TECHNOLOGY CO., LTDInventors: Xianghui Meng, Shibin Jiang, Weizhou Li, Hailiang Wang, Fu Yu, Wensheng He, Quanwei Liu, Chuan Li, Zhenbiao Wang, Lin Xin, Biao Kong, Xiangbao Meng, Yong Zhang, Wenming Zhang, Lide Hou, Jiufang Xiong, Xuanshan Zhang
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Publication number: 20220090697Abstract: Disclosed is a magnetically controlled material-based magnetorheological pilot operated safety valve for a hydraulic support. The safety valve comprises a valve body, a valve core, a reset spring, and a pilot valve; the valve core is disposed in a valve core chamber provided in the valve body, and the pilot valve is disposed in a pilot valve chamber provided in the valve body; the pilot valve includes a magnetically controlled shape memory alloy, an electromagnet, a push rod, a piston, a magnetorheological fluid control coil, and a pilot valve core, which are arranged sequentially from left to right; a plurality of magnetically controlled material control coils are provided on the electromagnet; the magnetically controlled shape memory alloy runs through the electromagnet and is then connected to the push rod, the push rod is connected to the piston, the magnetorheological fluid lies between the piston and the pilot valve core.Type: ApplicationFiled: May 7, 2020Publication date: March 24, 2022Applicant: SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Chenglong WANG, Genyuan MIAO, Yifang CHEN, Xueting WANG, Meng CHEN, Qingliang ZENG
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Patent number: 11248464Abstract: A method of treating tunnel collapse includes mounting a shield plate, a column, a support column to form a combined support and moving the combined support onto an operation platform, lifting up the combined support, and enabling the height of canopy to be greater than the height of an initial supporting arch. Actively contacting a surface of a collapse cavity by a fixed support column and bearing a load, and lifting a movable support column to the top of the collapse cavity and bearing a load. Mounting an initial supporting arch, and welding the initial supporting arch with the support column. Removing a hydraulic prop after the support column contacting the initial supporting arch is cut off and the load of the shield plate is transferred to a supporting shed. Mounting an exhaust pipe and a filling material pumping pipe, and pumping a filling material into a collapse cavity space.Type: GrantFiled: July 20, 2020Date of Patent: February 15, 2022Assignees: SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGY, CHINA COMMUNICATIONS CONSTRUCTION CO., LTD., HEBEI FEIPU ENVIRONMENTAL PROTECTION TECHNOLOGY CO., LTD., QINGDAO WEST COAST RAIL TRANSIT CO., LTD., QINGDAO FIRST MUNICIPAL ENGINEERING CO., LTD.Inventors: Lin Xin, Shibin Jiang, Fu Yu, Hailiang Wang, Weizhou Li, Quanwei Liu, Wensheng He, Chuan Li, Zhenbiao Wang, Biao Kong, Xiangbao Meng, Yong Zhang, Wenming Zhang, Lide Hou, Jiufang Xiong, Xuexiang Xu, Shuai Wang
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Patent number: 11243511Abstract: A load-energy efficiency evaluation and monitoring method includes an actual part processing number and a theoretical part processing number of the numerical control machine tool within an evaluation period are obtained to calculate a loading performance of the numerical control machine tool. A waste time value and a standby power value of the numerical control machine tool are obtained to calculate a waste energy value of the numerical control machine tool. A single-part actual processing energy consumption is obtained and used, together with a single-part ideal processing energy consumption, to calculate the load-energy efficiency of the numerical control machine tool. A relationship model between the load-energy efficiency and the loading performance of the numerical control machine tool is built based on the obtained model of the load-energy efficiency of the numerical control machine tool and the obtained model of the loading performance of the numerical control machine tool.Type: GrantFiled: April 29, 2019Date of Patent: February 8, 2022Assignee: SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Shun Jia, Yujie Zheng, Chao Liu, Qinghe Yuan, Zhiqiang Wang, Xiaoyuan Ma, Li Zhang, Haiyang Wang
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Patent number: 11215542Abstract: A rock mechanics test system with impact loading-confining pressure unloading and its usage method. The test system includes bearing frame unit, axial compression loading unit, impact loading unit and confining pressure loading unit. The bearing frame unit includes pedestal, column and cross beam. The column is vertically installed on both sides of the upper surface of the pedestal, and the cross beam is horizontally fixed on the upper part of the column. The axial compression loading unit is fixed at the middle position of the upper surface of the pedestal and is used to exert the axial bottom-up pressure to the sample. The impact loading unit is fixed on the cross beam and is used to exert the axial top-down impact load on the sample.Type: GrantFiled: February 28, 2019Date of Patent: January 4, 2022Assignee: SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Xuesheng Liu, Shilin Song, Yunliang Tan, Deyuan Fan, Jianguo Ning, Qingheng Gu, Ning Jiang, Jun Wang, Qiang Xu
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Publication number: 20210380490Abstract: The present disclosure discloses a method for finely processing a nonmetallic material, including: crushing a nonmetallic mineral to obtain a nonmetallic block, drying at ambient temperature, coarsely grinding the dried nonmetallic block to obtain coarsely ground particles, subjecting the coarsely ground particles to a second grinding, and then ball milling in a ball mill, drying and sieving to obtain a powder with various particle sizes; classifying and marking the powder to determine the grade and corresponding use of the powder; modifying the nonmetallic mineral powder in a modification device, grinding by a drum ultra-fine vibration mill to obtain a modified powder; calcining the modified powder, then cooling at ambient temperature, mixing with a strong alkali solution to react in a water bath; adding an excessive hydrochloric acid solution, and filtering, washing and drying the resulting filter cake to obtain a product.Type: ApplicationFiled: March 1, 2021Publication date: December 9, 2021Applicant: Shandong University of Science and TechnologyInventors: Li Wang, Dengzheng Gao, Lihua Liu, Qingbin Guo, Zhen Xue
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Publication number: 20210371334Abstract: A method for producing a dust-reducing and dust-absorbing material from a nonmetallic mineral and a raw material from a cement plant. The method includes calcining the limestone block, to obtain quicklime; cooling the quicklime at ambient temperature, drying and pulverizing the quicklime, to obtain a first powder essentially consisting of a quicklime powder and a calcium carbonate powder; fully drying and grinding a nonmetallic mineral, to obtain a nonmetallic mineral powder; mixing the first powder and the nonmetallic mineral powder, stirring to be uniform, to obtain a mixture, and ball milling the mixture, to obtain a nano-powder; adding a dust-absorbing material to the nano-powder, adding water and mixing, and pouring the resulting mixture into a mold, and stoving; and air drying the resulting mixture, to obtain a cavernous dust-reducing and dust-absorbing material.Type: ApplicationFiled: March 1, 2021Publication date: December 2, 2021Applicant: Shandong University of Science and TechnologyInventors: Li Wang, Dengzheng Gao, Lihua Liu, Qingbin Guo, Zhen Xue
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Patent number: 11161276Abstract: Disclosed is a method of preparing a flexible deformable photonic crystal material for structural health monitoring, comprising the following steps: washing a grating master template; preparing and assembling a mold; obtaining an assembled mold by printing a three-dimensional mold comprising an upper die and a lower die by use of a 3D printing device and installing the grating master template on the three-dimensional mold; obtaining a polydimethylsiloxane (PDMS) one-dimensional photonic crystal film by replicating a one-dimensional grating structure of a surface of the grating master template by pouring PDMS into the assembled mold; finally, obtaining the PDMS one-dimensional photonic crystal film with a one-dimensional photonic crystal structure on a middle surface and protrusion structures at both ends by demolding, wherein the PDMS one-dimensional photonic crystal film is the flexible deformable photonic crystal material.Type: GrantFiled: August 24, 2018Date of Patent: November 2, 2021Assignee: SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Qing Wang, Rui Zhang, Xu Zheng, Ning Wang
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Patent number: 11158048Abstract: The present disclosure discloses a CT lymph node detection system based on a spatial-temporal recurrent attention mechanism and specifically relates to the field of medical image analysis technologies. Based on a deep convolutional neural network and a recurrent attention mechanism, the present disclosure can construct an attention feature map adaptive to a lesion size in a slice direction and a spatial direction of a lymph node CT sequence.Type: GrantFiled: October 21, 2019Date of Patent: October 26, 2021Assignee: SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Haixin Peng, Yingran Ma, Yuanhong Wang, Yanjun Peng, Xinming Lu
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Patent number: 11149527Abstract: A steeply-inclined ultra-thick coal seam gas control method based on a binary composite liquid. The method includes taking a clean fracturing fluid system and a microemulsion as a binary composite liquid. The method includes injecting the binary composite liquid into a coal mass by means of a main hydraulic fracturing and permeability improvement method of hydraulic fracturing and water jet slotting to form a coal mass gas extraction system of binary composite liquid fracturing and permeability improvement. The method includes investigating and analyzing a gas control effect of the steeply-inclined ultra-thick coal seam according to change characteristics and analysis of gas extraction flow rate, change characteristics and analysis of permeability coefficient of coal seam, change characteristics and analysis of gas natural desorption speed of coal mass, change characteristics and analysis of gas concentration of return air flow of working face and theoretical analysis of drilling cuttings index.Type: GrantFiled: August 1, 2019Date of Patent: October 19, 2021Assignee: SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Gang Wang, Jianqiang Chen, Lulu Sun, Kunlun Liu, Hao Xu, Sanlong Zheng, Xiangyu Tang, Zhiyuan Liu
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Patent number: 11119002Abstract: Provided is an experimental apparatus for simulating lifting operation of deep-sea mining, which relates to the technical field of experimental equipment of deep-sea mining. By this apparatus, dynamic characteristics of a spatial structure when simulating lifting operation of deep-sea mining are solved. The apparatus includes an experimental box, a wave-making mechanism, a flowrate control mechanism, a mining simulation mechanism and a monitoring mechanism. The wave-making mechanism includes a control box and a wave-pushing board for simulating waves. The flowrate control mechanism includes a water pump, a motor, a grating board and a manifold so that the flowrate and the flow volume can be adjusted by the grating board and the manifold. The mining simulation mechanism includes an experimental ship model, a lifting pipe, a material-mixing pipe, a mineral slurry pipe, a material-delivering pipe and a material-returning pipe for simulating lifting operation states.Type: GrantFiled: December 24, 2018Date of Patent: September 14, 2021Assignee: SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Linjing Xiao, Qinghui Song, Yulong Zhang, Yu Wang, Shuai Zuo, Qiang Liu
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Patent number: 11115194Abstract: Disclosed is a gray image visual encryption method. According to the method, two processes of generating a shared image in visual cryptography and performing superimposition decoding are placed within one error diffusion feedback loop.Type: GrantFiled: August 24, 2018Date of Patent: September 7, 2021Assignee: SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Bin Yan, Hongmei Yang, Zhengxiang Pan, Na Chen, Jianjun Hao
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Patent number: 11100283Abstract: Provided is a method for detecting deceptive e-commerce reviews based on a sentiment-topic joint probability, which belongs to the fields of natural language processing, data mining and machine learning. In the data of different fields, a STM model is superior to other reference models; compared with other models, the STM model belongs to a completely un-supervised (no label information) statistic learning method and shows great advantages in processing unbalanced large sample dataset. Thus, the STM model is more suitable for application in a real e-commerce environment.Type: GrantFiled: August 14, 2018Date of Patent: August 24, 2021Assignee: SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Shujuan Ji, Luyu Dong, Chunjin Zhang, Qi Zhang, Da Li
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Patent number: 11078791Abstract: It discloses a grouting bolt-cable composite beam and supporting method for advanced support of fractured surrounding rock in deep coal mines. The quadrate plates are fixed at both ends of the steel beam, the anchor cable holes are arranged in the center of the steel beam and the quadrate plates, and the diameter of anchor bolt holes should be larger than that of the grouting cables. There are four anchor bolt holes on each quadrate plate, and each anchor bolt hole corresponds to a anchor plate, the horizontal surface of the anchor plate is close to the quadrate plate, and the arc parts of the four anchor plates are all facing the center of the quadrate plate.Type: GrantFiled: December 3, 2020Date of Patent: August 3, 2021Assignee: SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Xuesheng Liu, Deyuan Fan, Yunliang Tan, Kang Yang, Shilin Song, Yunhao Wu, Xuebin Li, Xin Wang
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Patent number: 11067392Abstract: An anchor bolt length determination method based on monitoring of a roof rock stratum horizontal extrusion force includes drilling a borehole in the middle of a roadway roof to determine a surrounding rock fracturing scope by a borehole television. The method includes selecting the number and locations of horizontal extrusion force measuring points according to the surrounding rock fracturing scope. The method includes monitoring and recording a change of the horizontal extrusion force over time in the borehole by a device for monitoring a roof rock stratum horizontal extrusion force. The method includes selecting a location with the largest horizontal extrusion force as a center of a anchoring segment of an anchor bolt to determine a distance between the anchoring center and the roof. The method includes calculating a total length of the anchor bolt.Type: GrantFiled: May 14, 2019Date of Patent: July 20, 2021Assignee: SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Yunliang Tan, Kai Zhou, Fenghai Yu, Tongbin Zhao
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Patent number: 11047236Abstract: Provided is a filling mining method for a fully-mechanized top coal caving working face, which relates to the field of mining engineering technologies. The method solves the technical problems of roof control of the fully-mechanized top coal caving working face and a large ground deformation of top coal caving mining.Type: GrantFiled: December 25, 2018Date of Patent: June 29, 2021Assignee: SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Shaojie Chen, Zhaowen Du, Zhiguo Xia, Zhen Zhang, Bing Chen, Zhiyuan Li, Yong Jian
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Patent number: 11028693Abstract: An absorption-induction convectional dust-controlling/removing air/fog curtain device of a fully-mechanized working face and a method thereof, wherein the device includes an extraction type dust-purifying blower, a sector deflector, a shearer external spraying device and an inter-hydraulic-support spraying device. The shearer external spraying devices are mounted at both sides of a shearer body close to rocking arms of a shearer and the inter-hydraulic-support spraying devices are mounted at two un-advanced hydraulic supports and two hydraulic supports at a leeward side of a front drum of the shearer respectively. Two extraction type dust-purifying blowers symmetrically mounted at the rocking arm close to the body of the shearer are started simultaneously with their air inlets exactly facing front and rear drums of the shearer respectively, and air outlets connected with the sector deflector.Type: GrantFiled: June 26, 2019Date of Patent: June 8, 2021Assignee: SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Wen Nie, Zihao Xiu, Dawei Chen, Peng Cai, Huitian Peng, Jiayi Yan, Qiang Liu, Bo Yang, Tao Du, Shibo Yang, Haihan Zhang, Huajun Liu
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Patent number: 10991271Abstract: A coal measures fault formation simulation experimental device and a normal and reverse fault simulation experiment method relate to the field of similar material simulation experiment technology. The device includes a hydraulic lifting apparatus, a lower angle adjusting apparatus, a push rod apparatus, an upper loading apparatus, an upper angle adjusting apparatus, a lateral loading apparatus and a transparent side plate. The hydraulic lifting apparatus and the lower angle adjusting apparatus are below the experimental body, the upper loading apparatus and the upper angle adjusting apparatus are above the experimental body, the transparent side plate is disposed at a rear side surface of the experimental body, and the lateral loading apparatus is disposed at an end face of the experimental body.Type: GrantFiled: April 29, 2019Date of Patent: April 27, 2021Assignee: SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Shaojie Chen, Zhiyuan Li, Xinyuan Zhang, Zhiguo Xia, Tianqi Jiang, Jian Cui, Dawei Yin