Patents Assigned to Shandong University of Science and Technology
  • Patent number: 12195663
    Abstract: The present disclosure relates to an efficient biodegradable dust suppressant for an open-pit mine and a preparation method therefor. The dust suppressant includes the following components in percentage by weight: 2%-3.5% of gallic acid, 1.5%-2% of sodium alginate, 0.25%-2% of a surfactant, 0.5%-1% of an antifreeze liquid, and balance water. The preparation method includes the following steps: (1) preparing the gallic acid; (2) preparing the antifreeze liquid; (3) weighing the components in parts by weight; (4) mixing the gallic acid, water, sodium alginate and antifreeze liquid; (5) adding the surfactant; and (6) adding the balance water to prepare the efficient biodegradable dust suppressant for an open-pit mine. The present disclosure has the characteristics of low temperature resistance, high temperature resistance, bonding, wetting, coal dust consolidation and the like, is biodegradable, and does not cause secondary pollution.
    Type: Grant
    Filed: February 2, 2024
    Date of Patent: January 14, 2025
    Assignee: Shandong University of Science and Technology
    Inventors: Xiangming Hu, Xiaoxiao Yu, Yanyun Zhao, Yue Feng, Mingyue Wu, Di Xue, Qian Zhang, Ning Yang, Jianfeng Wei, Jindi Liu
  • Patent number: 12195359
    Abstract: A photothermal seawater desalination material with a multi-stage structure and a preparation method and application thereof. The photothermal seawater desalination material includes a light-absorbing material having a C/WO3-x heterogeneous junction, which is obtained by depositing a nano-C material on a porous metal foam material using plasma enhanced chemical vapor deposition (PECVD), and then synthesizing WO3-x with plasma resonance effect by a solvothermal reaction.
    Type: Grant
    Filed: November 3, 2021
    Date of Patent: January 14, 2025
    Assignee: Shandong University of Science and Technology
    Inventors: Hongzhi Cui, Na Wei, Xiaojie Song, Ruiqi Xu, Zhenkui Li, Minggang Zhao, Kunyu Sun, Qi Li
  • Publication number: 20250014479
    Abstract: A multifunctional teaching demonstration device for economic management is provided. It includes a folding device the back of the folding device is provided with multiple folding components, the front of the folding device is provided with a display, the front of the display is flexibly connected to a transparent board, the left side of the display is flexibly connected to the first demonstration module, the right side of the display is flexibly connected to the second demonstration module, there are two first teaching aid cabinets under the first demonstration module and the second demonstration module, the bottom of the first teaching aid cabinets is flexibly connected to the second teaching aid cabinet.
    Type: Application
    Filed: July 7, 2023
    Publication date: January 9, 2025
    Applicant: Shandong University of Science and Technology
    Inventor: Wei ZHANG
  • Patent number: 12098640
    Abstract: The present invention relates to the technical field of mine fire prevention and extinguishing, in particular to a liquid nitrogen direct injection and low-temperature foaming intelligent filling system based on mine fire area characteristics and an application method, comprising a liquid nitrogen storage tank, a liquid nitrogen direct injection system and a low-temperature foaming system, wherein the liquid nitrogen storage tank communicates with a liquid nitrogen pressurizing device through a main pipeline; a temperature control unit is arranged on the main pipeline; and the liquid nitrogen pressurizing device is connected with the liquid nitrogen direct injection system and the low-temperature foaming system, respectively, liquid nitrogen is directly injected into a foam liquid, to prepare a low-temperature foam type fire preventing and extinguishing material by means of forced convection, membrane boiling, explosion boiling and nucleate boiling between the liquid nitrogen and water.
    Type: Grant
    Filed: December 7, 2023
    Date of Patent: September 24, 2024
    Assignee: Shandong University of Science and Technology
    Inventors: Xiangming Hu, Di Xue, Yong Zhou, Kuibin Wu, Wei Wang, Lin Zhu, Peng Li, Xiangdong Yao, Weidong Wang, Wenqi Shao, Chuncheng Cai, Fusheng Wang, Liwen Guo
  • Patent number: 12055022
    Abstract: A method for realizing balanced displacement of crude oil by injection and production optimization coordinated chemical flooding which comprises the following steps: determining the median size and elastic modulus of viscoelastic particles according to the average permeability of the reservoir; optimizing the concentration ratio of the total concentration of the chemical agent; the physical parameters of each layer are counted, and the hierarchical system is combined according to the entropy weight algorithm and the cluster analysis method based on the gravity center method; the optimal section slug volume ratio of the single well injected with two slugs under the heterogeneity of the permeability of the strata is calculated; and the objective function is established by combining the coefficient of variation of remaining oil saturation, the effect of chemical flooding and the cost, and the numerical simulator is used to optimize the objective function.
    Type: Grant
    Filed: March 31, 2021
    Date of Patent: August 6, 2024
    Assignees: China University of Petroleum (East China), Shandong University of Science and Technology
    Inventors: Jian Hou, Kang Zhou, Qingjun Du, Yongge Liu, Yueliang Liu, Bei Wei, Dong Zhao, Zhibin An, Dejun Wu
  • Publication number: 20240240646
    Abstract: A subsonic compressor, a rotor blade and a method for flow stability enhancement are provided. The subsonic compressor includes a hub and a casing, a tip clearance is formed between a tip of the rotor blade and an inner wall of the casing. The tip clearance is formed as a circumferential diverging leakage passage expanding from a pressure surface side of the rotor blade of the subsonic compressor at the tip to a suction surface side of the rotor blade at the tip.
    Type: Application
    Filed: January 11, 2024
    Publication date: July 18, 2024
    Applicant: Shandong University of Science and Technology
    Inventors: Weiwei CUI, Fei YAO, Xiaonan WANG, Changlong RUAN, Haobo CAO, Laishun YANG, Guozhang CHANG, Cuiping WANG, Guangxi YUE
  • Publication number: 20240200431
    Abstract: A method and system for predicting water flooding recovery of fault block reservoirs considering a whole process optimization includes: determining influencing factors in water flooding recovery of fault block reservoirs; screening master parameters of the water flooding recovery of the fault block reservoirs; determining a single-factor correlation between the water flooding recovery of the fault block reservoirs and the master parameters; designing multi-factor orthogonal experimental schemes; performing a whole-process water flooding optimization for each of the experimental schemes including separate-layer injection and production, well-type conversion, and injection and production adjustment, to obtain the maximum water flooding recovery; and determining a prediction model of the water flooding recovery of the fault block reservoirs using least square method based on results of the whole process optimization of orthogonal experiments, further obtaining a prediction model of the water flooding recovery of
    Type: Application
    Filed: January 21, 2024
    Publication date: June 20, 2024
    Applicants: China University of Petroleum (East China), Shandong University of Science And Technology
    Inventors: Jian Hou, Kang Zhou, Shuai Liu, Zhibin An, Qingjun Du, Bei Wei, Yongge Liu
  • Patent number: 11975808
    Abstract: Disclosed are an automatic stable posture seabed base and a releasing method, belonging to the technical field of ocean observation. The automatic stable posture seabed base includes an accommodating body with an inner cavity for accommodating the first observation device and a seawater, and the accommodating body has first through holes for the seawater to enter and outflow the inner cavity; plugging members blocked at the first through holes to close or semi-close the first through holes; and a buoyancy body installed at a transducer of the first observation device, and a buoyancy of the buoyancy body is larger than a mass of the first observation device, so that the first observation device may float in the cover body after the cover body is filled with water, and a posture of the transducer in the cover body always keeps vertically to the sea surface.
    Type: Grant
    Filed: March 21, 2023
    Date of Patent: May 7, 2024
    Assignee: College of Ocean Science and Engineering, Shandong University of Science and Technology
    Inventors: Yong Liu, Yongzhi Wang, Honghua Shi, Weimin Zheng
  • Patent number: 11954616
    Abstract: An intelligent stereo garage system based on Internet+ and a vehicle parking and pick-up method. The system includes a mobile APP (10), a cloud server (20), a computer system (30), a programmable logic controller (PLC) system (40), a stereo garage (50), and an all-in-one touch machine (60), where the all-in-one touch machine (60) is deployed next to the stereo garage (50), and the computer system (30) is deployed outside or inside the stereo garage (50). A fully-automatic parking method uses different parking and pick-up modes, which technically ensures that users can get their vehicles in time without hindering other users, and allows users to truly experience the system intelligence. This deeply embodies the smart city's idea of interconnecting everything with a mobile phone. The method largely solves problems such as parking difficulty, illegal parking, unauthorized charges, traffic jams, traffic noise, traffic accidents, and vehicle pollution.
    Type: Grant
    Filed: July 16, 2018
    Date of Patent: April 9, 2024
    Assignee: Shandong University of Science and Technology
    Inventors: Tao Sui, Chuanzhen Sun, Xiuzhi Liu, Shengrun Guo, Zhizhong Huo
  • Publication number: 20240067360
    Abstract: Provided is a steam jet multifunctional aircraft deicing vehicle with steam jet, includes a vehicle body, where a steam generating assembly is arranged in the vehicle body, and the steam generating assembly is connected with a steam conveying assembly. A moving assembly is rotatably connected above the vehicle body, and the moving assembly is rotatably connected with an execution assembly. The execution assembly includes a first spray head assembly and a second spray head assembly. The steam conveying assembly includes a first supercharger and a second supercharger arranged side by side, where an air outlet end of the first supercharger is communicated with one end of a first air outlet pipe, and an other end of the first air outlet pipe is communicated with spray heads of the second spray head assembly through a first air pipeline.
    Type: Application
    Filed: November 9, 2023
    Publication date: February 29, 2024
    Applicants: Binzhou University, Binzhou Municipal Bureau of Industry and Information Technology, Shandong University of Science and Technology
    Inventors: Mingming Cheng, Jianbo Gao, Gang Zhou, Daoquan Cheng, Cheng Wang, Shuai Zhang, Shuoshi Zhang, Wenqing Liu, Huazhen Sun, Hongkun Zhang
  • Publication number: 20240026788
    Abstract: The present disclosure relates to a hydraulic support with a quick response function for coal wall spalling, which includes a base, an upright post, a top beam, an extensible canopy, a face guard, and a vibration meter. The vibration meter is mounted on a hydraulic support, and detects a vibration signal of a coal wall in a non-contact mode. The face guard includes a primary face guard, a secondary face guard, and a tertiary face guard connected in sequence. One side, close to a coal wall, of the primary face guard is connected to a quick response device. The quick response device is in signal communication with the vibration meter. After receiving the vibration signal of the coal wall, the quick response device is abutted against the coal wall before the secondary face guard and the tertiary face guard fit the coal wall.
    Type: Application
    Filed: May 16, 2023
    Publication date: January 25, 2024
    Applicant: Shandong University of Science and Technology
    Inventors: Lirong Wan, Xiaoqi Ma, Qingliang Zeng, Zhiyuan Sun, Wenqian Xu, Zhaoji Li, Yanpeng Zhu, Baolong Chen
  • Patent number: 11879514
    Abstract: Disclosed are a compound impact-resistant device and an application thereof. The compound impact-resistant device includes an inner cylinder, a first pressure sensor and an outer cylinder; an inner cavity of the inner cylinder is connected to a magnetorheological damper, a spiral valve element, a floating piston and a spring from bottom to top; and the outer cylinder is connected to a piston rod, a bottom end of the piston rod penetrates a top of the inner cylinder, the spring and the floating piston to be connected to the spiral valve element, and a portion below the spiral valve element is filled with hydraulic oil. The compound impact-resistant device can provide specific initial support force and achieve active self-adaptation to dynamic impact, thus solving the problems that traditional hydraulic buffers cannot provide initial support force and traditional mechanical crushing members have difficulty in providing large support force.
    Type: Grant
    Filed: June 15, 2021
    Date of Patent: January 23, 2024
    Assignee: Shandong University of Science and Technology
    Inventors: Chenglong Wang, Meng Chen
  • Patent number: 11828177
    Abstract: The present disclosure provides a comprehensive utilization method and test equipment for surface water, a goaf and geothermal energy in a coal mining subsidence area. The method comprises the following steps: determining a geothermal water collection area, arranging heat energy exchange equipment in a main roadway, and arranging a geothermal water extraction system, wherein the geothermal water extraction system comprises geothermal wells, extraction pipelines and tail water reinjection pipelines, the extraction pipelines are connected with the heat energy exchange equipment, and the tail water reinjection pipelines are connected with a water outlet of the heat energy exchange equipment; arranging a water channel on the surface, and arranging a drainage system on a subsidence trough to guide surface water to flow underground; and controlling directional and ordered flow of surface water through the coal mining subsidence area formed by ground mining to achieve sustainable mining of underground water.
    Type: Grant
    Filed: January 26, 2022
    Date of Patent: November 28, 2023
    Assignee: Shandong University of Science and Technology
    Inventors: Jinhai Zhao, Liming Yin, Xinguo Zhang, Wenbin Sun, Changjian Zhou, Juntao Chen, Shichuan Zhang, Ning Jiang, Yangyang Li, Yin Liu, Yunzhao Zhang, Shupeng Zhang, Zhixue Zhang, Yang Qiao, Dan Kang
  • Publication number: 20230313859
    Abstract: Disclosed are a compound impact-resistant device and an application thereof. The compound impact-resistant device includes an inner cylinder, a first pressure sensor and an outer cylinder; an inner cavity of the inner cylinder is connected to a magnetorheological damper, a spiral valve element, a floating piston and a spring from bottom to top; and the outer cylinder is connected to a piston rod, a bottom end of the piston rod penetrates a top of the inner cylinder, the spring and the floating piston to be connected to the spiral valve element, and a portion below the spiral valve element is filled with hydraulic oil. The compound impact-resistant device can provide specific initial support force and achieve active self-adaptation to dynamic impact, thus solving the problems that traditional hydraulic buffers cannot provide initial support force and traditional mechanical crushing members have difficulty in providing large support force.
    Type: Application
    Filed: June 15, 2021
    Publication date: October 5, 2023
    Applicant: Shandong University of Science and Technology
    Inventors: Chenglong WANG, Meng CHEN
  • Publication number: 20230138777
    Abstract: A photothermal seawater desalination material with a multi-stage structure and a preparation method and application thereof. The photothermal seawater desalination material includes a light-absorbing material having a C/WO3-x heterogeneous junction, which is obtained by depositing a nano-C material on a porous metal foam material using plasma enhanced chemical vapor deposition (PECVD), and then synthesizing WO3-x with plasma resonance effect by a solvothermal reaction.
    Type: Application
    Filed: November 3, 2021
    Publication date: May 4, 2023
    Applicant: Shandong University of Science and Technology
    Inventors: Hongzhi CUI, Na WEI, Xiaojie SONG, Ruiqi XU, Zhenkui LI, Minggang ZHAO, Kunyu SUN, Qi LI
  • Patent number: 11609195
    Abstract: An experimentation method for a type I stress intensity factor test considering frost heaving force periodic changes, steps being 1: preparing a specimen, waterjet cutting on the specimen to simulate a non-penetrating rock mass fracture; step 2: vacuum saturating the specimen; step 3: affixing a strain gauge in a non-elastic area at a tip of the specimen; step 4: placing the specimen into a rock mass (1) fracture frost heaving experiment box (5), pressurizing by a pressurizing apparatus (4) balloons on either side of the frost heaving experiment box (5), shutting a valve and removing a pipe, placing the frost heaving experiment box (5) holding the specimen into a water tank, allowing water to immerse the specimen; and step 5: placing the water tank and the frost heaving experiment box (5) holding the specimen together into a high-low temperature alternating experiment box (7) to start a freeze-thaw cycle experiment.
    Type: Grant
    Filed: April 21, 2021
    Date of Patent: March 21, 2023
    Assignee: Shandong University of Science and Technology
    Inventors: Qiang Feng, Zedong Yang, Shuang Zhang, Jichao Jin, Weiwei Liu, Zhe Qin, Tingchun Li
  • Patent number: 11518711
    Abstract: 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: Grant
    Filed: March 1, 2021
    Date of Patent: December 6, 2022
    Assignee: Shandong University of Science and Technology
    Inventors: Li Wang, Dengzheng Gao, Lihua Liu, Qingbin Guo, Zhen Xue
  • Patent number: 11459887
    Abstract: A system for navigation detection and inclination measurement of advanced hydraulic supports, including a detection device module, a signal transfer transmission module, connected to the detection device module, and used to integrate ultrasonic signals and inclination signals received from all advanced hydraulic supports and then wirelessly transmit all the signals to an analysis and processing module. The analysis and processing module, connected to the signal transfer transmission module, and used to receive the signals from the signal integration and transmission device for analysis, where if an analysis result shows an abnormal situation, an alarm will b e immediately given to a worker. If the analysis result shows a continuous abnormal situation, or a relatively large value indicating the abnormal situation is generated, a command will be immediately sent to make the advanced hydraulic supports stop operating in a current mode.
    Type: Grant
    Filed: December 31, 2020
    Date of Patent: October 4, 2022
    Assignees: Shandong University of Science and Technology, Tiandi Science & Technology Co., Ltd.
    Inventors: Yuxia Li, Kun Zhang, Liangsong Huang, Yajun Xu, Ying Ma, Desheng Zhang, Shaoan Sun, Jinpeng Su, Hongyue Chen, Si Wu, Zengkai Liu
  • Patent number: 11333318
    Abstract: 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: Grant
    Filed: March 10, 2020
    Date of Patent: May 17, 2022
    Assignee: Shandong University of Science and Technology
    Inventors: Yongping Miao, Weihui Liu, Da Chen, Bing Chen, Junying Wei, Kun Dai
  • Publication number: 20220120408
    Abstract: 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: Application
    Filed: March 10, 2020
    Publication date: April 21, 2022
    Applicant: Shandong University of Science and Technology
    Inventors: Yongping Miao, Weihui Liu, Da Chen, Bing Chen, Junying Wei, Kun Dai