Patents by Inventor Shaoshuai SHI
Shaoshuai SHI 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).
-
Patent number: 11796370Abstract: A volume measurement system and method for a closed water-filled karst cave, including a water collecting device, concentration tester and control system. The control system is connected to the water collecting device by a connecting piece. The water collecting device is a container with a top closed and bottom open. The water collecting device top is a piston. The piston is connected to a propulsion rod, and propulsion rod is controlled by control system to extend or retract, so as to realize the forward or backward movement of the piston. An openable and closeable placement table is hinged to the water collecting device's inner wall. The placement table is connected to piston, the placement table moves upward when piston is raised, and placement table moves downward when piston is lowered. The placement table is configured to accommodate a chemical substance. The concentration tester is configured to detect the solution's concentration.Type: GrantFiled: April 11, 2019Date of Patent: October 24, 2023Assignee: SHANDONG UNIVERSITYInventors: Shucai Li, Liping Li, Jing Wang, Shaoshuai Shi, Zongqing Zhou, Hongliang Liu, Xingzhi Ba, Shangqu Sun, Zhongdong Fang, Zhenhua Liu
-
Patent number: 11579055Abstract: Fully automatic true triaxial tunnel and underground project model test system, including a triaxial loading device for loading model test piece, automatic data collection and analysis device, power system and control system; triaxial loading device includes test bench, vertical loading system, horizontal front and back, and left and right loading systems, and the vertical, horizontal front and back, and left and right loading systems apply three-way pressure to model test body; test bench functions for supporting, fixing, and providing counter-force; automatic data collection and analysis device includes micro optical fiber sensor embedded in model test piece, optical fiber monitoring system, micro pressure box and strain brick, and can collect multi-field information.Type: GrantFiled: September 28, 2017Date of Patent: February 14, 2023Assignee: SHANDONG UNIVERSITYInventors: Shucai Li, Weimin Yang, Zongqing Zhou, Liping Li, Shaoshuai Shi, Meixia Wang, Shuai Cheng, Xuguang Chen, Chenglu Gao, Cong Liu
-
Publication number: 20220349147Abstract: A platform, system, and method for simulating critical rock collapse of surrounding rock in underground engineering includes: four vertically arranged reaction walls defining a square reaction space, and a base mounted at a lower end opening of the wall; and a row of horizontally arranged stress loading plates at a side of each wall close to the reaction space, and a reaction beam above this space, where the reaction beam, the stress loading plate, and the base define a loading space, and the loading space is configured for placement of a surrounding rock simulation block to be tested; the stress loading plate capable of moving horizontally in a direction of the reaction wall, and the reaction beam capable of moving in a vertical direction, so as to load the surrounding rock simulation block; and the stress loading plate and the reaction beam being driven by linear motion units for movement.Type: ApplicationFiled: July 10, 2020Publication date: November 3, 2022Applicant: SHANDONG UNIVERSITYInventors: Shucai LI, Liping LI, Hongliang LIU, Zongqing ZHOU, Shaoshuai SHI, Zizheng SUN, Shen ZHOU, Jie HU, Chengshuai QIN, Hongyun FAN
-
Publication number: 20220318462Abstract: 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: ApplicationFiled: October 23, 2020Publication date: October 6, 2022Applicant: SHANDONG UNIVERSITYInventors: Shucai LI, Zongqing ZHOU, Liping LI, Weimin YANG, Chunjin LIN, Shaoshuai SHI, Chenglu GAO, Chengshun SHANG, Yang GENG, Songsong BAI
-
Publication number: 20220284155Abstract: A rock mass engineering cross-scale simulation calculation method based on REV all-region coverage, including establishing a rock mass engineering scale calculation model of particles and joints, and providing the model with particle material parameters and contact parameters; performing model region division dividing the model into multiple finite elements, and performing all-region coverage and mesh division using the finite elements, wherein a volume of the finite element is equal to a representative elementary volume of a REV model; and applying boundary conditions, calculating force and motion information of finite element nodes using a continuous medium method, obtaining a failed finite element according to the node force and motion information, and calculating motion information of particles of the REV model in the failed finite element using a discontinuous medium method. According to the calculation method, the calculation efficiency is improved, and the accuracy of calculation results is ensured.Type: ApplicationFiled: October 22, 2020Publication date: September 8, 2022Applicant: SHANDONG UNIVERSITYInventors: Shucai LI, Zongqing ZHOU, Liping LI, Chunjin LIN, Shaoshuai SHI, Chenglu GAO, Cheche WEI, Chengshun SHANG, Songsong BAI
-
Publication number: 20220284152Abstract: A peridynamics method and system for tunnel rock mass failure water inrush catastrophe simulation. A calculation model is discretized into material points, and a virtual boundary layers is set on an outer side of a boundary of the calculation model as an object to which boundary conditions are applied; a size of a horizon of the material points is selected to form a neighborhood matrix; a crustal stress is made equivalent to a stress boundary condition of the calculation model, a karst cave water pressure is made equivalent to a normal pressure, and a displacement constraint and tunnel support are converted into a displacement boundary condition; a speed and a displacement of the material point are solved, and local damage situations are recorded; and a tunnel construction process is simulated by material point dormancy after initial balance calculation is stable.Type: ApplicationFiled: October 22, 2020Publication date: September 8, 2022Applicant: SHANDONG UNIVERSITYInventors: Shucai LI, Liping LI, Zongqing ZHOU, Chenglu GAO, Shaoshuai SHI, Shuai CHENG, Zhuohui LI, Daosheng ZHANG, Wenfeng TU, Meixia WANG
-
Publication number: 20220276383Abstract: A system and method for rock mass structure detection and dangerous rock detection including a rock mass structure automated detection device and a server. The rock mass structure automated detection device includes a three-dimensional laser scanning device and a two-dimensional image acquisition device for respectively acquiring three-dimensional laser point cloud data and a two-dimensional image of a tunnel construction region. The server communicates with the rock mass structure automated detection device and includes a block structure three-dimensional modeling module and a block structure geometric stability analysis module.Type: ApplicationFiled: July 13, 2020Publication date: September 1, 2022Applicant: SHANDONG UNIVERSITYInventors: Shucai LI, Liping LI, Shaoshuai SHI, Hongliang LIU, Zongqing ZHOU, Jing WANG, Chengshuai QIN, Jie HU, Hongyun FAN, Guangyu YANG
-
Publication number: 20220130156Abstract: Methods, apparatuses, devices, and computer-readable storage media for three-dimensional object detection and intelligent driving are provided.Type: ApplicationFiled: January 10, 2022Publication date: April 28, 2022Inventors: Shaoshuai SHI, Chaoxu GUO, Zhe WANG, Jianping SHI, Hongsheng LI
-
Publication number: 20210223085Abstract: A volume measurement system and method for a closed water-filled karst cave, including a water collecting device, concentration tester and control system. The control system is connected to the water collecting device by a connecting piece. The water collecting device is a container with a top closed and bottom open. The water collecting device top is a piston. The piston is connected to a propulsion rod, and propulsion rod is controlled by control system to extend or retract, so as to realize the forward or backward movement of the piston. An openable and closeable placement table is hinged to the water collecting device's inner wall. The placement table is connected to piston, the placement table moves upward when piston is raised, and placement table moves downward when piston is lowered. The placement table is configured to accommodate a chemical substance.Type: ApplicationFiled: April 11, 2019Publication date: July 22, 2021Applicant: SHANDONG UNIVERSITYInventors: Shucai LI, Liping LI, Jing WANG, Shaoshuai SHI, Zongqing ZHOU, Hongliang LIU, Xingzhi BA, Shangqu SUN, Zhongdong FANG, Zhenhua LIU
-
Patent number: 10975696Abstract: Provided are a grouting anchor bolt and a grouting anchor cable for supporting of large deformation and constant resistance and a quantitative roadway supporting method, wherein an anchor bolt comprises a casing, a hollow rod body, an anchor cylinder, a tray, a fastening nut and a clamping pin, a front end of the casing is sealed and a rear end of the casing is opened, a middle position of the casing is provided with a plurality of grouting holes, an inner diameter of the casing from the middle position of the casing to the rear end becomes small gradually, a side surface of a front end of the hollow rod body is sleeved with an anchor cylinder, the anchor cylinder is inserted into the casing and movably connected with the casing, the anchor cylinder is connected with the casing through the clamping pin, a rear end of the hollow rod body is sequentially assembled and connected with the tray and the fastening nut.Type: GrantFiled: January 10, 2018Date of Patent: April 13, 2021Assignee: SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Zhijie Wen, Shaoshuai Shi, Shengli Yang, Lei Tian, Fanbao Meng, Enrui Xing
-
METHOD AND APPARATUS FOR OBJECT DETECTION, INTELLIGENT DRIVING METHOD AND DEVICE, AND STORAGE MEDIUM
Publication number: 20210082181Abstract: Disclosed are a method and apparatus for object detection, an electronic device and a computer storage medium. The method includes: acquiring three-dimensional (3D) point cloud data; determining point cloud semantic features corresponding to the 3D point cloud data according to the 3D point cloud data; determining part location information of foreground points based on the point cloud semantic features; extracting at least one initial 3D bounding box based on the point cloud data; and determining a 3D bounding box for an object according to the point cloud semantic features corresponding to the point cloud data, the part location information of the foreground points and the at least one initial 3D bounding box.Type: ApplicationFiled: November 30, 2020Publication date: March 18, 2021Inventors: Shaoshuai SHI, Zhe Wang, Xiaogang Wang, Hongsheng Li -
Publication number: 20210040849Abstract: Provided are a grouting anchor bolt and a grouting anchor cable for supporting of large deformation and constant resistance and a quantitative roadway supporting method, wherein an anchor bolt comprises a casing, a hollow rod body, an anchor cylinder, a tray, a fastening nut and a clamping pin, a front end of the casing is sealed and a rear end of the casing is opened, a middle position of the casing is provided with a plurality of grouting holes, an inner diameter of the casing from the middle position of the casing to the rear end becomes small gradually, a side surface of a front end of the hollow rod body is sleeved with an anchor cylinder, the anchor cylinder is inserted into the casing and movably connected with the casing, the anchor cylinder is connected with the casing through the clamping pin, a rear end of the hollow rod body is sequentially assembled and connected with the tray and the fastening nut.Type: ApplicationFiled: January 10, 2018Publication date: February 11, 2021Inventors: Zhijie WEN, Shaoshuai SHI, Shengli YANG, Lei TIAN, Fanbao MENG, Enrui XING
-
Patent number: 10768083Abstract: A test device and a test method of fractured rock mass collapse and blockfall and fracture water inrush includes a fractured rock mass preparation device, a water source loading device, a surrounding rock pressurization device and a slide rail, wherein the fractured rock mass preparation device is fixed at one end of the slide rail, and the water source loading device is fixed on the other side of the slide rail. An opening is formed in the rock mass water storage structure, and the size of the opening is adapted to the size of the fractured rock mass; the surrounding rock pressurization device includes one bracket and a pressurization structure arranged below the bracket, and a space for accommodating the fractured rock mass is reserved below the pressurization structure; and the bottom support and the bracket are both movably installed on the slide rail.Type: GrantFiled: September 13, 2017Date of Patent: September 8, 2020Assignee: SHANDONG UNIVERSITYInventors: Shucai Li, Liping Li, Shaoshuai Shi, Zongqing Zhou, Hongliang Liu, Jie Hu, Shangqu Sun, Jing Wang, Wenfeng Tu, Zhijie Wen
-
Publication number: 20190383714Abstract: Fully automatic true triaxial tunnel and underground project model test system, including a triaxial loading device for loading model test piece, automatic data collection and analysis device, power system and control system; triaxial loading device includes test bench, vertical loading system, horizontal front and back, and left and right loading systems, and the vertical, horizontal front and back, and left and right loading systems apply three-way pressure to model test body; test bench functions for supporting, fixing, and providing counter-force; automatic data collection and analysis device includes micro optical fiber sensor embedded in model test piece, optical fiber monitoring system, micro pressure box and strain brick, and can collect multi-field information.Type: ApplicationFiled: September 28, 2017Publication date: December 19, 2019Applicant: SHANDONG UNIVERSITYInventors: Shucai LI, Weimin YANG, Zongqing ZHOU, Liping LI, Shaoshuai SHI, Meixia WANG, Shuai CHENG, Xuguang CHEN, Chenglu GAO, Cong LIU
-
Publication number: 20190285525Abstract: A test device and a test method of fractured rock mass collapse and blockfall and fracture water inrush includes a fractured rock mass preparation device, a water source loading device, a surrounding rock pressurization device and a slide rail, wherein the fractured rock mass preparation device is fixed at one end of the slide rail, and the water source loading device is fixed on the other side of the slide rail. An opening is formed in the rock mass water storage structure, and the size of the opening is adapted to the size of the fractured rock mass; the surrounding rock pressurization device includes one bracket and a pressurization structure arranged below the bracket, and a space for accommodating the fractured rock mass is reserved below the pressurization structure; and the bottom support and the bracket are both movably installed on the slide rail.Type: ApplicationFiled: September 13, 2017Publication date: September 19, 2019Applicant: SHANDONG UNIVERSITYInventors: Shucai LI, Liping LI, Shaoshuai SHI, Zongqing ZHOU, Hongliang LIU, Jie HU, Shangqu SUN, Jing WANG, Wenfeng TU, Zhijie WEN
-
Patent number: 9551639Abstract: Device and method for measuring true triaxial creep of a geotechnical engineering test block, including a supporting structure; the device includes four confining pressure-plates and upper-and-lower compression-plates forming an enclosed cavity for the test block; confining pressure-plates include two long confining pressure-plates and two short-confining pressure-plates, upper-and-lower compression-plates are rectangular top and bottom steel-plates, two L-shaped long confining pressure-plates bent towards the outer side lapped on two adjacent side faces of the bottom steel-plate, two L-shaped short-confining pressure-plates bent towards the outer side lapped on remaining two-side faces of the bottom steel-plate, and bottom ends of the short-confining pressure-plates are placed on the bottom steel-plate; top ends of long confining pressure-plates lapped on the top steel-plate, and top steel-plate leans against inner side faces of two short-confining pressure-plates; vertically pressure sensors corresponds toType: GrantFiled: December 2, 2013Date of Patent: January 24, 2017Assignee: SHANDONG UNIVERSITYInventors: Shucai Li, Liping Li, Hongliang Liu, Qinghan Wang, Shaoshuai Shi, Qianqing Zhang, Zhenhao Xu, Zongqing Zhou, Jing Wang, Cong Hu
-
Publication number: 20160054211Abstract: Device and method for measuring true triaxial creep of a geotechnical engineering test block, including a supporting structure; the device includes four confining pressure-plates and upper-and-lower compression-plates forming an enclosed cavity for the test block; confining pressure-plates include two long confining pressure-plates and two short-confining pressure-plates, upper-and-lower compression-plates are rectangular top and bottom steel-plates, two L-shaped long confining pressure-plates bent towards the outer side lapped on two adjacent side faces of the bottom steel-plate, two L-shaped short-confining pressure-plates bent towards the outer side lapped on remaining two-side faces of the bottom steel-plate, and bottom ends of the short-confining pressure-plates are placed on the bottom steel-plate; top ends of long confining pressure-plates lapped on the top steel-plate, and top steel-plate leans against inner side faces of two short-confining pressure-plates; vertically pressure sensors corresponds toType: ApplicationFiled: December 2, 2013Publication date: February 25, 2016Inventors: Shucai LI, Liping LI, Hongliang LIU, Qinghan WANG, Shaoshuai SHI, Qianqing ZHANG, Zhenhao XU, Zongqing ZHOU, Jing WANG, Cong HU