公开(公告)号：EP4512540A1

公开(公告)日：2025-02-26

申请号：EP23790920.5

申请日：2023-03-10

Applicant: NUCTECH COMPANY LIMITED ,  Nuctech Technology (Jiangsu) Co., Ltd.

Inventor： LI, Yuanjing ,  SUN, Shangmin ,  ZHANG, Junbin ,  ZONG, Chunguang ,  DANG, Yongle ,  LIU, Lei ,  LIU, Bicheng ,  YU, Weifeng

IPC: B07C5/34 ,  B07C5/36

Abstract: A material separation system and a material separation method. The material separation system includes: a distribution device (100) configured to convey a material; an identification device (200) including an X-ray detection module (40) and a three-dimensional image acquisition module (50), the X-ray detection module (40) being configured to acquire a first image of the material on the distribution device (100), and the three-dimensional image acquisition module (50) being configured to acquire a second image of the material on the distribution device (100); a control device (600) configured to acquire a material category of the material based on the first image, acquire the center of mass of the material based on the first image and the second image, and acquire a time instant at which the material reaches a blowing position corresponding to a separation device (300) based on the center of mass of the material; the separation device (300) located downstream of the material distribution device (100) and configured to blow towards the center of mass of the material at the blowing position to achieve material separating; and a material receiving device (400) configured to accommodate a separated material.

公开(公告)号：EP3796050A1

公开(公告)日：2021-03-24

申请号：EP20736161.9

申请日：2020-01-06

Applicant: Tsinghua University ,  Nuctech (Beijing) Company Limited ,  Nuctech Company Limited

Inventor： XU, Yanwei ,  YU, Weifeng ,  HU, Yu ,  ZONG, Chunguang ,  SUN, Shangmin

IPC: G01V5/00

Abstract: The present disclosure relates to a security scanning inspection system and method. The security scanning inspection system comprises a detector, a scanning device (1) and a controller, wherein the detector is configured to detect a protective attribute of an object to be inspected (2; 2'); the scanning device (1) is movably arranged and the scanning device (1) is configured to emit a scanning ray during movement to perform a security scanning inspection on the object to be inspected (2; 2'), the scanning device (1) comprising at least two working modes, wherein a dose of a scanning ray in each working mode is different from a dose of a scanning ray in any other working modes; and the controller configured to select a working mode of the scanning device (1) according to the protective attribute of the object to be inspected (2; 2') detected by the detector.

公开(公告)号：EP3584096A1

公开(公告)日：2019-12-25

申请号：EP18754919.1

申请日：2018-02-13

Applicant: Nuctech Company Limited

Inventor： SUN, Shangmin ,  LI, Hongqi ,  HE, Yuan ,  SONG, Quanwei ,  WANG, Qiangqiang ,  YU, Weifeng

IPC: B60D1/42 ,  B60D1/24

Abstract: The disclosure relates to a traction device and a traction method. The traction device includes: a support chassis; a swing arm, wherein one end of the swing arm is rotatably connected to the support chassis by means of a rotating shaft such that the other end of the swing arm can move close to or away from the support chassis, when the other end of the swing arm moves away from the support chassis, the swing arm is in a deployed state, and when the other end of the swing arm moves close to the support chassis, the swing arm is in a retracted state, wherein when in the deployed state, the swing arm is adapted to drive the wheel of the vehicle to rotate and tow the vehicle; a driving mechanism, connected to the swing arm, wherein the driving mechanism is capable of driving the swing arm to horizontally rotate around the rotating shaft so as to switch the swing arm between the retracted state and the deployed state; and a rolling assembly, disposed on a side of the support chassis and being capable of preventing the wheel from contacting with the side of the support chassis when the vehicle is towed. The traction device can directly drive a wheel to rotate by a swing arm to tow a vehicle, without the need of coupling the traction device to the vehicle, and the operation process is simple, and can save time and labor.

公开(公告)号：EP3176611A1

公开(公告)日：2017-06-07

申请号：EP16191235.7

申请日：2016-09-28

Applicant: Nuctech Company Limited

Inventor： XU, Yanwei ,  YU, Weifeng

IPC: G01V5/00

CPC classification number: G01M17/007 ,  G01B11/04 ,  G01N23/04 ,  G01N2223/03 ,  G01N2223/05 ,  G01N2223/631 ,  G01V5/0016 ,  G01V5/0066

Abstract: A method and a system for fast inspecting a vehicle based on a length measuring device, including: when a subject vehicle enters an inspection region, measuring (S310) a first length and a second length of the subject vehicle; determining (S320) whether the first length and the second length are larger than or equal to a preset first and second length threshold, respectively; if so, determining (S330) whether a gap portion of the subject vehicle between a first portion and a second portion of the subject vehicle appears in a beam emitting region formed by a beam of radiation rays emitted by the system for fast inspecting a vehicle; and when the gap portion appears in the beam emitting region, emitting (S340) a beam of radiation rays of a first radiation dose to the subject vehicle according to the gap portion, wherein the subject vehicle moves with respect to the system for fast inspecting a vehicle.

Abstract translation: 一种基于长度测量装置快速检测车辆的方法和系统，包括：当本车进入检测区域时，测量（S310）本车辆的第一长度和第二长度; 确定（S320）所述第一长度和所述第二长度是否分别大于或等于预设的第一和第二长度阈值; 如果是，则确定（S330）本车辆的第一部分和第二部分之间的本车辆的间隙部分是否出现在由系统发射的辐射线束形成的用于快速检测车辆的束发射区域中; 并且当所述间隙部分出现在所述光束发射区域中时，根据所述间隙部分向所述主体车辆发射（S340）第一辐射剂量的辐射光束，其中所述主体车辆相对于所述系统移动以快速检查 车辆。

公开(公告)号：EP4206751A1

公开(公告)日：2023-07-05

申请号：EP22217075.5

申请日：2022-12-29

Applicant: Nuctech (Beijing) Company Limited ,  Nuctech Company Limited

Inventor： SUN, Shangmin ,  ZONG, Chunguang ,  YANG, Xuejing ,  FAN, Xuping ,  SONG, Quanwei ,  SHI, Junping ,  MENG, Hui ,  Yang, Yang ,  YU, Weifeng ,  LI, Ying ,  WANG, Dongyu ,  LIU, Lei ,  LIU, Bicheng ,  CHI, Haojie

IPC: G01V5/00

Abstract: The present disclosure discloses a mobile radiation inspection apparatus and a mobile radiation inspection system, relates to the field of security inspection, and is used for expanding functions of the mobile radiation inspection apparatus. The mobile radiation inspection apparatus includes a vehicle body, a traveling mechanism, a boom assembly, a first imaging device, and a second imaging device. The boom assembly is mounted on the vehicle body and is configured to switch between an inspection state and a transportation state. The first imaging device includes a first ray source and a first ray detector both mounted on the boom assembly. The first ray source is positioned at the top of an inspection channel. The second imaging device includes a second ray source and a second ray detector. The second ray detector cooperates with the second ray source to detect rays emitted by the second ray source, and the second ray source is positioned on a side surface of the detection channel. The mobile radiation inspection apparatus provided by the technical solutions implements multi-angle and multi-mode scanning.

公开(公告)号：EP3796207A1

公开(公告)日：2021-03-24

申请号：EP20736194.0

申请日：2020-01-03

Applicant: Tsinghua University ,  Nuctech Company Limited ,  Nuctech (Beijing) Company Limited

Inventor： LI, Jianmin ,  ZHANG, Li ,  LI, Yuanjing ,  CHEN, Zhiqiang ,  WANG, Yongming ,  YU, Weifeng ,  XU, Yanwei ,  ZONG, Chunguang ,  HU, Yu ,  SUN, Shangmin

IPC: G06K7/10

Abstract: The present disclosure relates to a container identification system, an identification method, a safety inspection device, and a port facility. Wherein, the container identification system includes: a door frame (5), having a passage for a container (1) to be identified to pass through; an area laser scanner (2), disposed on the door frame (5) to detect a current position of the container (1); and an identification obtaining apparatus, disposed on the door frame (5) to obtain identifications on respective surfaces of the container (1) according to the current position of the container (1).

公开(公告)号：EP3040742B1

公开(公告)日：2020-04-22

申请号：EP15200666.4

申请日：2015-12-17

Applicant: Tsinghua University ,  Nuctech Company Limited

Inventor： KANG, Kejun ,  YANG, Xuejing ,  SUN, Shangmin ,  HU, Yu ,  GU, Jingyu ,  YU, Weifeng ,  LI, Ke ,  LIU, Lei ,  YU, Youai

IPC: G01V5/00

公开(公告)号：EP3505977A1

公开(公告)日：2019-07-03

申请号：EP19150074.3

申请日：2019-01-02

Applicant: Tsinghua University ,  Nuctech Company Limited

Inventor： KANG, Kejun ,  LI, Jianmin ,  NI, Xiulin ,  LI, Yulan ,  LI, Yuanjing ,  CHEN, Zhiqiang ,  ZHANG, Li ,  LI, Liang ,  ZOU, Xiang ,  YU, Weifeng ,  ZHOU, Hejun ,  ZONG, Chunguang

IPC: G01V5/00

Abstract: The present disclosure relates to the technical field of CT detection, and in particular to a CT inspection system and a CT imaging method. The CT inspection system provided by the present disclosure comprises a radioactive source device, a detection device, a rotation monitoring device and an imaging device, wherein the detection device obtains detection data at a frequency that is N times a beam emitting frequency of the radioactive source device; the rotation monitoring device detects a rotation angle of the detection device and transmits a signal to the imaging device each time the detection device rotates by a preset angle; the imaging device determines a rotational position of the detection device each time the radioactive source device emits a beam according to the signal transmitted by the rotation monitoring device and the detection data of the detection device, and generates a CT image based on the detection data and the rotational position of the detection device each time the radioactive source device emits a beam. The present disclosure can accurately determine the rotational position of the detection device each time the radioactive source device emits a beam, so that it is possible to effectively reduce the image deformation and improve the accuracy of detection results.

公开(公告)号：EP3495852A1

公开(公告)日：2019-06-12

申请号：EP18210429.9

申请日：2018-12-05

Applicant: Nuctech Company Limited

Inventor： LI, Juxuan ,  LI, Jian ,  YAO, Yang ,  LI, Jianmin ,  RAN, Zhansen ,  LI, Yuanjing ,  ZONG, Chunguang ,  LI, Yulan ,  MA, Yuan ,  CHEN, Zhiqiang ,  YU, Weifeng ,  ZHANG, Li ,  XU, Yanwei ,  LI, Huaping

IPC: G01V5/00

Abstract: The present invention relates to an equipment and method for scanning a carriage of a train, wherein the device for automatically scanning a carriage of a train comprises: a first wheelbase measuring device for measuring a wheelbase of a carriage; a first image capturing device for capturing an image of the carriage; a radiation scanning device for scanning the carriage; and a control system which determines a type of the carriage according to wheelbase information measured by the first wheelbase measuring device and the image captured by the first image capturing device, and adjusts a mode of the radiation scanning device according to the type of the carriage. By providing the first wheelbase measuring device and the first image capturing device, the present invention may identify a type of the carriage in at least such two manners as to measure the wheelbase and capture the image, so as to reduce the occurrence of problems such as missed scanning or false scanning. Moreover, after measuring the wheelbase and capturing the image, a type of the carriage is finally judged by the control system, so that it is possible to cancel manual assistance in judgment of a type, lessen manual involvement and reduce manual mistake; and it is also possible to reduce manual cost and improve the degree of automation.

公开(公告)号：EP3327469A1

公开(公告)日：2018-05-30

申请号：EP17199447.8

申请日：2017-10-31

Applicant: Nuctech Company Limited

Inventor： JIANG, Tao ,  XU, Yanwei ,  SUN, Shangmin ,  HU, Yu ,  YU, Weifeng ,  YANG, Xuejing ,  YU, Youai ,  LI, Ke ,  MENG, Defang

IPC: G01V5/00 ,  G01S17/06 ,  G01V8/20 ,  G01V8/26

CPC classification number: G01V8/26 ,  G01V5/0016 ,  G01V8/20

Abstract: The present application discloses a mobile scanning inspection system, comprising a vehicle body (102) and an inspection arm (104) including a cross arm (1042) and a vertical arm (1044), wherein a first inspection device (108) and a second inspection device (110) are provided on the cross arm (1042); wherein the first inspection device (108) is arranged on the side proximate the vehicle body (102) and a first laser inspection plane (S1) emitted from the first inspection device (108) is arranged parallel to the side plane of the vehicle body (102), and the length of the longest portion of the first laser inspection plane (S1) is longer than the length of the vehicle body (102); wherein the second inspection device (110) is provided on the side proximate the vertical arm (1044) and a second laser inspection plane (S2) emitted from the second inspection device (110) is arranged parallel to the side plane of the vehicle body (102) and the second laser inspection plane (S2) is centered on the vertical arm (1044), and extends a first preset distance (Lc) and a second preset distance (Ld) forward and backward. The system (10) is capable of plane protection on both sides of the inspection tunnel to provide a more comprehensive crash protection, reducing the risk of the vehicle and inspection arm (104) being hit.