公开(公告)号：EP2940456A1

公开(公告)日：2015-11-04

申请号：EP13867688.7

申请日：2013-12-17

申请人： Nuctech Company Limited ,  Tsinghua University

发明人： TANG, Huaping ,  LI, Yuanjing ,  ZHAO, Ziran ,  LIU, Yaohong ,  QIN, Zhanfeng ,  ZHANG, Jinyu ,  TANG, Hu

IPC分类号： G01N23/04 ,  A61B6/02

CPC分类号： G01V5/0016 ,  G01N23/046 ,  G01V5/005

摘要： This invention provides a goods inspection apparatus using distributed X-ray source, comprising: a frame; a goods passage; a goods conveyor; a distributed X-ray source for producing X-ray at different positions successively within each working cycle; a detector array for receiving the X-ray from the distributed X-ray source and outputting signals indicating the strength of the X-ray; an electronics system for receiving signals from the detectors, converting the signals into digital ones, and forming a data packet with the position numbers of corresponding detectors, outputting a sequence of data packets formed by the position numbers and signals from the plurality of detectors of the detector array; an image processing system for receiving the output from the electronics system, processing the position numbers of detectors and the corresponding signals indicating the strength of X-ray, constructing to form an image of the object under inspection; a ray source power supply for providing power to the distributed X-ray source; and a control system for exercising logical control over the respective parts to enable the respective sub-systems to work in coordination.

摘要翻译： 本发明提供一种使用分散式X射线源的商品检验装置，包括：框架; 货物通道 货物输送机; 分布式X射线源，用于在每个工作循环内连续地在不同位置产生X射线; 检测器阵列，用于从分布式X射线源接收X射线，并输出表示X射线强度的信号; 用于从检测器接收信号的电子系统，将信号转换为数字信号，并形成具有相应检测器的位置编号的数据包，输出由位置号码形成的数据包序列和来自多个检测器的信号 探测器阵列 用于接收来自电子系统的输出的图像处理系统，处理检测器的位置编号以及指示X射线强度的相应信号，构成检查对象的图像; 用于向分布式X射线源提供电力的射线源电源; 以及用于对各个部件进行逻辑控制的控制系统，以使各个子系统协调工作。

公开(公告)号：EP2940456B1

公开(公告)日：2020-02-12

申请号：EP13867688.7

申请日：2013-12-17

申请人： Nuctech Company Limited ,  Tsinghua University

发明人： TANG, Huaping ,  LI, Yuanjing ,  ZHAO, Ziran ,  LIU, Yaohong ,  QIN, Zhanfeng ,  ZHANG, Jinyu ,  TANG, Hu

IPC分类号： G01N23/046 ,  G01V5/00

公开(公告)号：EP2940710A1

公开(公告)日：2015-11-04

申请号：EP13869443.5

申请日：2013-12-17

申请人： Nuctech Company Limited ,  Tsinghua University

发明人： TANG, Huaping ,  TANG, Chuanxiang ,  CHEN, Huaibi

IPC分类号： H01J35/06 ,  H01J35/08 ,  H01J35/14 ,  H05G1/30

CPC分类号： H05G1/70 ,  H01J35/06 ,  H01J2235/068 ,  H05G1/32

摘要： The cathode control multi-cathode distributed X-ray apparatus of this invention comprises: a vacuum box with the perimeter sealed and a high vacuum inside; a plurality of cathodes independent of each other and arranged and mounted at one end inside the vacuum box; a plurality of focal current limiters arranged corresponding one by one to the cathodes and mounted at a position near the cathodes inside the vacuum box, the focal current limiters being connected to one another; an anode made of metal and mounted at another end inside the vacuum box, being parallel to the focal current limiters in the length direction and forming a predetermined included angle with the focal current limiters in the width direction; a power supply and control system, having a cathode power supply, a focal current limiter power supply connected to the focal current limiters, an anode high voltage power supply, and a control apparatus; a pluggable high voltage connector, for connecting the anode to the cable of the anode high voltage power supply, and mounted at the side face of one end of the vacuum box near the anode; a plurality of pluggable cathode power supply connectors, for connecting the cathode to the cathode power supply, and mounted at the side face of one end of the vacuum box near the cathode.

公开(公告)号：EP4170328A1

公开(公告)日：2023-04-26

申请号：EP21828334.9

申请日：2021-06-10

申请人： Tsinghua University ,  Nuctech Company Limited

发明人： CHEN, Zhiqiang ,  ZHANG, Jinyu ,  TANG, Huaping ,  ZHAO, Kun ,  JIN, Xin ,  LI, Dongmao ,  ZHANG, Tong ,  LI, Ke ,  JIN, Zengxue ,  WANG, Kai ,  ZHANG, Guoqiang ,  ZHU, Weitao ,  LIN, Weizhi ,  DING, Hui ,  HAN, Xilin ,  ZHANG, Jing

IPC分类号： G01N23/04 ,  G01V5/00

摘要： A converged system and method for a radiation imaging and a radioactive material monitoring of a luggage or package object (105, 205, 305) are provided. The converged system includes: a radiation imaging subsystem (10) configured to operate in a pulse mode to perform a radiation imaging on the luggage or package object (105, 205, 305); a radioactive material monitoring subsystem (20) configured to operate in the pulse mode to monitor whether the luggage or package object (105, 205, 305) contains a radioactive material; and a synchronization control subsystem (30) being in communication with both the radiation imaging subsystem (10) and the radioactive material monitoring subsystem (20), and configured to control the radiation imaging subsystem (10) and the radioactive material monitoring subsystem (20) to operate alternately.

公开(公告)号：EP2889652B1

公开(公告)日：2020-01-22

申请号：EP14200195.7

申请日：2014-12-23

申请人： Nuctech Company Limited ,  Tsinghua University

发明人： TANG, Huaping ,  CHEN, Zhiqiang ,  TANG, Chuanxiang ,  CHEN, Huaibi ,  LI, Yuanjing ,  ZHAO, Ziran ,  LIU, Yaohong ,  SUN, Shangmin ,  YAN, Xinshui ,  QIN, Zhanfeng

IPC分类号： G01V5/00

公开(公告)号：EP2940710B1

公开(公告)日：2018-07-04

申请号：EP13869443.5

申请日：2013-12-17

申请人： Nuctech Company Limited ,  Tsinghua University

发明人： TANG, Huaping ,  TANG, Chuanxiang ,  CHEN, Huaibi

IPC分类号： H01J35/06 ,  H01J35/08 ,  H01J35/14 ,  H05G1/30

CPC分类号： H05G1/70 ,  H01J35/06 ,  H01J2235/068 ,  H05G1/32

摘要： The cathode control multi-cathode distributed X-ray apparatus of this invention comprises: a vacuum box with the perimeter sealed and a high vacuum inside; a plurality of cathodes independent of each other and arranged and mounted at one end inside the vacuum box; a plurality of focal current limiters arranged corresponding one by one to the cathodes and mounted at a position near the cathodes inside the vacuum box, the focal current limiters being connected to one another; an anode made of metal and mounted at another end inside the vacuum box, being parallel to the focal current limiters in the length direction and forming a predetermined included angle with the focal current limiters in the width direction; a power supply and control system, having a cathode power supply, a focal current limiter power supply connected to the focal current limiters, an anode high voltage power supply, and a control apparatus; a pluggable high voltage connector, for connecting the anode to the cable of the anode high voltage power supply, and mounted at the side face of one end of the vacuum box near the anode; a plurality of pluggable cathode power supply connectors, for connecting the cathode to the cathode power supply, and mounted at the side face of one end of the vacuum box near the cathode.

公开(公告)号：EP3037809A1

公开(公告)日：2016-06-29

申请号：EP15804297.8

申请日：2015-08-27

申请人： Nuctech Company Limited

发明人： TANG, Huaping ,  CHEN, Zhiqiang ,  LI, Yuanjing ,  LIU, Zhuoyan ,  WANG, Yonggang ,  QIN, Zhanfeng

IPC分类号： G01N23/04

CPC分类号： G01N23/04 ,  B07C5/3416 ,  G01N23/046 ,  G01N2223/643 ,  G01N2223/645

摘要： An X-ray product quality automatic inspection device of the present invention comprises: a distributed X-ray source having a plurality of targets and being able to generate X-rays for irradiating an inspected product from the plurality of targets in a predetermined sequence; a detector for receiving the X-rays generated by the distributed X-ray source and outputting a signal representing characteristics of the received X-rays; a transport device for carrying the inspected product to pass through an X-ray radiation region; and a power supply and control device, which is used to supply power to and control the X-ray product quality automatic inspection device, to form characteristic information of the inspected product according to the signal from the detector and to provides an inspection and analysis result of the inspected product according to the characteristic information.

摘要翻译： 本发明的X射线产品质量自动检查装置包括：分布式X射线源，具有多个靶，能够产生用于以预定顺序从多个靶照射被检查产品的X射线; 检测器，用于接收由分布式X射线源产生的X射线，并输出表示所接收的X射线特性的信号; 用于携带被检查产品通过X射线辐射区域的运送装置; 以及用于向X射线产品质量自动检查装置供电和控制的电源和控制装置，根据来自检测器的信号形成被检查产品的特征信息，并提供检查和分析结果 的检测产品根据特征信息。

公开(公告)号：EP3054288A1

公开(公告)日：2016-08-10

申请号：EP15804298.6

申请日：2015-08-27

申请人： Nuctech Company Limited

发明人： TANG, Huaping ,  CHEN, Zhiqiang ,  LI, Yuanjing ,  LIU, Zhuoyan ,  WANG, Yonggang ,  QIN, Zhanfeng

IPC分类号： G01N23/04 ,  B07C5/346

CPC分类号： G01N23/04 ,  B07C5/3416 ,  B07C2501/0009

摘要： An X-ray product quality online inspection device of the present invention comprises: a distributed X-ray source having a plurality of targets and being able to generate X-rays for irradiating an inspected product from the plurality of targets in a predetermined sequence; a detector for receiving the X-rays generated by the distributed X-ray source and outputting a signal representing characteristics of the received X-rays; a transport device which is located between the distributed X-ray source and the detector for carrying the inspected product to pass through an X-ray radiation region, wherein the transport device is arranged as a continuous transport mechanism which matches a production line of the inspected product; and a power supply and control device, which is used to supply power to and control the X-ray product quality online inspection device.
(Figure for the abstract: FIG. 1 )

摘要翻译： 本发明的X射线产品质量在线检测装置包括：分布式X射线源，具有多个靶，能够产生用于以预定顺序从多个靶照射被检查产物的X射线; 检测器，用于接收由分布式X射线源产生的X射线，并输出表示所接收的X射线特性的信号; 位于分布式X射线源和检测器之间的运送装置，用于携带被检查产品通过X射线辐射区域，其中传送装置被布置为连续的传送机构，其匹配被检查的生产线 产品; 以及用于为X射线产品质量在线检测装置供电和控制的电源和控制装置。 （摘要图：图1）

公开(公告)号：EP4187237A1

公开(公告)日：2023-05-31

申请号：EP21846442.8

申请日：2021-07-02

申请人： Nuctech Company Limited

发明人： CHEN, Zhiqiang ,  LI, Yuanjing ,  SUN, Shangmin ,  ZONG, Chunguang ,  HU, Yu ,  TANG, Huaping ,  LIU, Bicheng ,  WANG, Weizhen

IPC分类号： G01N23/203 ,  G01T1/00 ,  A61B6/00 ,  G01V5/00

摘要： The present invention relates to a backscatter imaging device, a control method and an inspection system. The backscatter imaging device comprises: a ray source assembly (10) configured to emit rays to a scanning area; a backscatter detector array (21) comprising a plurality of backscattering detectors and configured to receive scattered photons (52) when the rays are backscattered by an object (40) within the scanning area; and a first collimator assembly (22) comprising a plurality of first collimating channels (22b) corresponding to the plurality of backscatter detectors respectively, arranged on one side of the backscatter detector array (21) adjacent to the scanning area, and configured to align the scattered photons (52) when the rays are backscattered by the object (40), so that the plurality of backscatter detectors receive scattered photons (52) corresponding to a plurality of depths in the object (40) respectively; wherein at least part of the plurality of first collimation channels (22b) have an adjustable collimation angle.

公开(公告)号：EP4439620A2

公开(公告)日：2024-10-02

申请号：EP24195049.2

申请日：2015-08-19

申请人： NUCTECH COMPANY LIMITED

发明人： TANG, Huaping ,  CHEN, Zhiqiang ,  LI, Yuanjing ,  WANG, Yonggang ,  QIN, Zhanfeng

IPC分类号： H01J3/02

CPC分类号： H01J3/021 ,  H01J2203/02220130101 ,  H01J2203/022420130101 ,  H01J2203/023620130101 ,  H05G1/52 ,  H01J2235/06820130101 ,  H01J35/065 ,  H01J35/14 ,  H01J35/147

摘要： The present disclosure is directed to an electron source (1) and an X-ray source using the same. The electron source (1) of the present invention comprises: at least two electron emission zones (11, 12, 13), each of which comprises a plurality of micro electron emission units (100). The micro electron emission unit (100) comprises: a base layer (101), an insulating layer (102) on the base layer (101), a grid layer (103) on the insulating layer (102), an opening (105) in the grid layer (103), and an electron emitter (104) that is fixed at the base layer (101) and corresponds to a position of the opening (105). The micro electron emission units (100) in the same electron emission zone (11, 12, 13) are electrically connected and simultaneously emit electrons or do not emit electrons at the same time, and different electron emission zones (11, 12, 13) are electrically partitioned.