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11. 发明申请

US20160170074A1 ALIGNMENT SYSTEM AND METHOD FOR CONTAINER OR VEHICLE INSPECTION SYSTEM 有权
标题翻译：集装箱或车辆检查系统的对准系统和方法
公开(公告)号：US20160170074A1
公开(公告)日：2016-06-16
申请号：US14965978
申请日：2015-12-11
申请人： Nuctech Company Limited , Tsinghua University
发明人： Jianmin LI , Yulan LI , Yuanjing LI , Hao YU , Chunguang ZONG , Jingyu GU , Weifeng YU , Quanwei SONG , Weizhen WANG , Shangmin SUN , Yinong LIU , Junli LI , Chuanxiang TANG
IPC分类号： G01V5/00 , G21K1/02
CPC分类号： G01V5/0016 , G01V5/0008 , G21K1/02
摘要： The present disclosure discloses an alignment system and an alignment method for a container or vehicle inspection system, and an inspection system. The inspection system comprises comprising an ray source, a collimator, a detector arm and a detector module mounted on a detector arm, the ray source, the collimator and the detector module are arranged to form an inspection passage, a ray beam emitted from the ray source passes through collimator and irradiates onto an inspected object, and an attenuated ray beam is collected by the detector module so as to complete inspection. The alignment system comprises a measuring module arranged to receive the ray beam emitted from the collimator and to measure the ray beam so as to determine positions and orientations of the ray source and the collimator. With the alignment method, alignment between a center point of the ray source, a central line of a detector tip and a central line of the collimator may be more accurately measured.
摘要翻译：本公开公开了一种用于集装箱或车辆检查系统的对准系统和对准方法以及检查系统。检查系统包括一个安装在检测器臂上的射线源，准直仪，检测器臂和检测器模块，射线源，准直器和检测器模块被布置成形成检查通道，从射线射出的射线束源通过准直仪并照射到检查对象上，并且由检测器模块收集衰减的射线束，以便完成检查。对准系统包括测量模块，其布置成接收从准直仪发射的射线束并测量射线束，以便确定射线源和准直器的位置和取向。利用对准方法，可以更准确地测量射线源的中心点，检测器尖端的中心线与准直仪的中心线之间的对准。

12. 发明申请

US20210048376A1 SAMPLING PROBE, AUTOMATIC SAMPLING DEVICE, AND CONTAINER DETECTION SYSTEM 有权
公开(公告)号：US20210048376A1
公开(公告)日：2021-02-18
申请号：US16989123
申请日：2020-08-10
申请人： NUCTECH COMPANY LIMITED , Tsinghua University
发明人： Qingjun ZHANG , Yuanjing LI , Zhiqiang CHEN , Jianmin LI , Shangmin SUN , Yaohong LIU , Weiping ZHU , Qiufeng MA , Ge LI , Biao CAO , Zheng LIANG , Ying LI , Yu HU
IPC分类号： G01N1/24 , G01N27/62
摘要： A sampling probe, an automatic sampling device, and a container detection system are provided. The sampling probe includes: a mounting base; a housing mounted on the mounting base, a first accommodation chamber having an opening being defined in the housing, and an exhaust hole in communication with the first accommodation chamber and outside of the housing being formed in the housing; a coupling portion formed on an outer edge of the opening of the first accommodation chamber and formed to be hermetically coupled with an air outlet of a container; and a suction device mounted on the housing and configured to suck gas in the container into the first accommodation chamber through the air outlet. The sampling probe may collect the odor of toxic and harmful gases/hazardous chemicals inside the container at the air outlet of the container, without destroying the overall structure of the container.

13. 发明申请

US20160054470A1 VEHICLE INSPECTION SYSTEM 审中-公开
标题翻译：车辆检验系统
公开(公告)号：US20160054470A1
公开(公告)日：2016-02-25
申请号：US14582097
申请日：2014-12-23
申请人： TSINGHUA UNIVERSITY , NUCTECH COMPANY LIMITED
发明人： Yu HU , Jianmin LI , Hui MENG , Yuan MA , Weifeng YU , Jinning LIANG , Shangmin SUN
IPC分类号： G01V5/00 , B65G15/58 , B65G15/24 , B65G35/00 , F16M13/02
CPC分类号： G01V5/0016 , B65G15/44 , B65G17/08 , B65G47/66 , F16M13/02
摘要： The present invention discloses a vehicle inspection system, comprising: an inspection passage; a vehicle dragging system arranged in the inspection passage, wherein the vehicle dragging system comprises a first dragging means and a second dragging means, which are sequentially arranged along a vehicle dragging direction, and in the vehicle dragging direction, the first dragging means is arranged at the upstream of the second dragging means, and a separating section is arranged between the first dragging means and the second dragging means, so that the first dragging means and the second dragging means are separated by a preset distance in the vehicle dragging direction; and a radiographic inspection system, wherein at least a part of paths of the beams of the radiographic inspection system passes through the separating section between the first dragging means and the second dragging means.
摘要翻译：本发明公开了一种车辆检查系统，包括：检查通道; 布置在所述检查通道中的车辆牵引系统，其中所述车辆牵引系统包括沿着车辆拖动方向依次布置的第一牵引装置和第二牵引装置，并且在所述车辆拖动方向上，所述第一牵引装置布置在第二牵引装置的上游和第一牵引装置和第二牵引装置之间设置分离部分，使得第一牵引装置和第二牵引装置在车辆拖动方向上分开预定的距离; 以及射线照相检查系统，其中所述射线照相检查系统的光束的至少一部分路径通过所述第一拖动装置和所述第二拖动装置之间的分离部分。

14. 发明申请

US20150185166A1 X-RAY FLUOROSCOPIC IMAGING SYSTEM 有权
标题翻译： X射线荧光成像系统
公开(公告)号：US20150185166A1
公开(公告)日：2015-07-02
申请号：US14582069
申请日：2014-12-23
申请人： NUCTECH COMPANY LIMITED , TSINGHUA UNIVERSITY
发明人： Huaping TANG , Zhiqiang CHEN , Chuanxiang TANG , Huaibi CHEN , Yuanjing LI , Ziran ZHAO , Yaohong LIU , Shangmin SUN , Xinshui YAN , Zhanfeng QIN
IPC分类号： G01N23/04 , G21K1/02 , G01T7/08 , G01V5/00
CPC分类号： G01N23/043 , G01T7/08 , G01V5/0033 , G01V5/0041 , G01V5/005 , G21K1/025
摘要： The X-ray fluoroscopic imaging system of the present invention comprises: an inspection passage; an electron accelerator; a shielding collimator apparatus comprising a shielding structure, and a first collimator for extracting a low energy planar sector X-ray beam and a second collimator for extracting a high energy planar sector X-ray beam which are disposed within the shielding structure; a low energy detector array for receiving the X-ray beam from the first collimator; and a high energy detector array for receiving the X-ray beam from the second collimator. The first collimator, the low energy detector array and the target point bombarded by the electron beam are located in a first plane; and the second collimator, the high energy detector array and the target point bombarded by the electron beam are located in a second plane.
摘要翻译：本发明的X射线透视成像系统包括：检查通道; 电子加速器; 包括屏蔽结构的屏蔽准直器装置和用于提取低能平面扇形X射线束的第一准直器和用于提取设置在屏蔽结构内的高能平面扇形X射线束的第二准直器; 低能量检测器阵列，用于接收来自第一准直仪的X射线束; 以及用于从第二准直器接收X射线束的高能量检测器阵列。第一准直器，低能量检测器阵列和由电子束轰击的目标点位于第一平面中; 并且第二准直器，高能量检测器阵列和由电子束轰击的目标点位于第二平面中。

15. 发明申请

US20210364620A1 SMART AUTOMATIC FREQUENCY CONTROL APPARATUS BASED ON DIGITAL CONTROL 有权
公开(公告)号：US20210364620A1
公开(公告)日：2021-11-25
申请号：US17256851
申请日：2019-06-06
申请人： NUCTECH COMPANY LIMITED
发明人： Shangmin SUN , Yu HU , Sheng YAO , Tao WANG , Xibin YIN
IPC分类号： G01S13/38 , G01S7/40 , G01S13/34
摘要： The present disclosure provides a smart automatic frequency control (AFC) apparatus, including: a phase shift module, connected to a first signal input terminal and configured to: receive an incident wave from the first signal input terminal, perform a phase shift on the incident wave according to a phase shift parameter so as to generate a phase-shifted signal, and output the phase-shifted signal to a phase detection module; and the phase detection module, connected to the phase shift module and a second signal input terminal and configured to: receive a reflected wave from the second signal input terminal, perform a phase detection on the phase-shifted signal and the reflected wave so as to generate a phase difference signal, and output the phase difference signal via a control interface.

16. 发明公开

US20240319114A1 INSPECTION SYSTEM AND METHOD 审中-公开
公开(公告)号：US20240319114A1
公开(公告)日：2024-09-26
申请号：US18574756
申请日：2022-07-01
申请人： NUCTECH COMPANY LIMITED
发明人： Weizhen WANG , Bicheng LIU , Chunguang ZONG , Shangmin SUN
IPC分类号： G01N23/04 , G01N23/083 , G01N23/10
CPC分类号： G01N23/04 , G01N23/083 , G01N23/10 , G01N2223/204 , G01N2223/50
摘要： An inspection system includes: a radiation source; a detector configured to detect a signal when radiation emitted by the radiation source acts on an inspected object; and a processor in communication connection with the radiation source and configured to select a periodic radiation combination corresponding to a type of the object according to the type of the object, and cause the radiation source to emit radiation to the object in the selected periodic radiation combination during the time that the object is scanned, and the periodic radiation combination is a chronological arrangement of radiation pulses output by the radiation source in each scanning period, and radiation pulses have at least two different radiation energies. The system is capable of improving adaptability and simplifying control. An inspection method is also provided.

17. 发明公开

US20240302299A1 INSPECTION SYSTEM AND METHOD 审中-公开
公开(公告)号：US20240302299A1
公开(公告)日：2024-09-12
申请号：US18575301
申请日：2022-07-01
申请人： NUCTECH COMPANY LIMITED
发明人： Weizhen WANG , Bicheng LIU , Chunguang ZONG , Shangmin SUN
IPC分类号： G01N23/083 , G01N23/04 , H01J25/50
CPC分类号： G01N23/083 , G01N23/04 , G01N2223/20 , H01J25/50
摘要： An inspection system comprises: a radiation source; a detector configured to detect a signal when radiation emitted by the radiation source acts on the inspected object; and a processor in communication connection with the radiation source and configured to determine at least one periodic radiation combination corresponding to a type of the object according to the type of the object, select periodic radiation combinations respectively corresponding to at least two different portions of the object in the at least one periodic radiation combination, and cause the radiation source to emit radiation to the at least two corresponding different portions in selected periodic radiation combinations during the time that the object is scanned, wherein a periodic radiation combination is a chronological arrangement of at least one radiation pulse output by the radiation source in each scanning period. An inspection method is also provided.

18. 发明公开

US20240319112A1 INSPECTION SYSTEM AND METHOD 审中-公开
公开(公告)号：US20240319112A1
公开(公告)日：2024-09-26
申请号：US18575288
申请日：2022-07-01
申请人： NUCTECH COMPANY LIMITED
发明人： Bicheng LIU , Weizhen WANG , Chunguang ZONG , Shangmin SUN
IPC分类号： G01N23/02
CPC分类号： G01N23/02 , G01N2223/1006 , G01N2223/206 , G01N2223/64
摘要： The present disclosure relates to an inspection system and method. The inspection system includes: a ray source, configured to generate rays having different energies; a detector, configured to detect a signal when a ray emitted by the ray source acts on at least one cross section of an inspected object; and a processor, in communication connection with the ray source, configured to adjust an energy of the ray emitted by the ray source according to information representing a material parameter of at least one cross section of the inspected object. The embodiments of the present disclosure is capable of being applicable to radiation inspection of multiple types of inspected objects.

19. 发明公开

US20230288350A1 BACKSCATTER IMAGING DEVICE, CONTROL METHOD AND INSPECTION SYSTEM 审中-公开
公开(公告)号：US20230288350A1
公开(公告)日：2023-09-14
申请号：US18013555
申请日：2021-07-02
申请人： NUCTECH COMPANY LIMITED
发明人： Zhiqiang CHEN , Yuanjing LI , Shangmin SUN , Chunguang ZONG , Yu HU , Huaping TANG , Bicheng LIU , Weizhen WANG
IPC分类号： G01N23/203
CPC分类号： G01N23/203 , G01N2223/316 , G01N2223/3301 , G01N2223/501
摘要： The present invention relates to a backscatter imaging device, a control method and an inspection system. The backscatter imaging device includes a ray source assembly configured to emit rays to a scanning area; a backscatter detector array including a plurality of backscattering detectors and configured to receive scattered photons when the rays are backscattered by an object within the scanning area; and a first collimator assembly including a plurality of first collimating channels corresponding to the plurality of backscatter detectors respectively, arranged on one side of the backscatter detector array adjacent to the scanning area, and configured to align the scattered photons when the rays are backscattered by the object, and the plurality of backscatter detectors receive scattered photons corresponding to a plurality of depths in the object respectively; and at least part of the plurality of first collimation channels have an adjustable collimation angle.

20. 发明申请

US20210354738A1 TRAIN IDENTIFICATION SYSTEM AND METHOD, AND TRAIN SAFETY INSPECTION SYSTEM AND METHOD 有权
公开(公告)号：US20210354738A1
公开(公告)日：2021-11-18
申请号：US17287116
申请日：2019-10-08
申请人： NUCTECH COMPANY LIMITED
发明人： Yanwei XU , Weifeng YU , Yu HU , Shangmin SUN
IPC分类号： B61L27/00
摘要： The present disclosure relates to a train identification system and method, and a train safety inspection system and method. The train identification system includes: a remote detection component, configured to acquire overall feature information of an inspected train through remote monitoring; and an identification device, configured to determine at least one of a type and a traveling situation of the inspected train according to the acquired overall feature information.

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