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公开(公告)号：US20160054470A1
公开(公告)日：2016-02-25
申请号：US14582097
申请日：2014-12-23
Applicant: TSINGHUA UNIVERSITY , NUCTECH COMPANY LIMITED
Inventor： Yu HU , Jianmin LI , Hui MENG , Yuan MA , Weifeng YU , Jinning LIANG , Shangmin SUN
CPC classification number: G01V5/0016 , B65G15/44 , B65G17/08 , B65G47/66 , F16M13/02
Abstract: 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.
Abstract translation: 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。
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公开(公告)号：US20150185166A1
公开(公告)日：2015-07-02
申请号：US14582069
申请日：2014-12-23
Applicant: NUCTECH COMPANY LIMITED , TSINGHUA UNIVERSITY
Inventor： Huaping TANG , Zhiqiang CHEN , Chuanxiang TANG , Huaibi CHEN , Yuanjing LI , Ziran ZHAO , Yaohong LIU , Shangmin SUN , Xinshui YAN , Zhanfeng QIN
CPC classification number: G01N23/043 , G01T7/08 , G01V5/0033 , G01V5/0041 , G01V5/005 , G21K1/025
Abstract: 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.
Abstract translation: 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。
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公开(公告)号：US20250035569A1
公开(公告)日：2025-01-30
申请号：US18715229
申请日：2022-12-26
Applicant: NUCTECH (BEIJING) COMPANY LIMITED , NUCTECH COMPANY LIMITED
Inventor： Yuanjing LI , Shangmin SUN , Chunguang ZONG , Tao SONG , Lei LIU , Yuan MA , Weifeng YU , Bicheng LIU
IPC: G01N23/10 , G01N23/04 , G01N23/083 , G01P3/64
Abstract: A security inspection device, a security inspection system and a security inspection method are provided, the device includes: a support frame defining an inspection channel; a first X-ray accelerator provided at a position of a top portion of the support frame and the position is offset from a centerline of the inspection channel, where the first X-ray accelerator is configured to radiate a first X-ray towards the inspection channel to inspect an object; a second X-ray accelerator configured to radiate a second X-ray to the inspection channel to inspect the object; and a detector apparatus, including: detector modules provided on the support frame and facing the first X-ray accelerator and the second X-ray accelerator, the detector modules receive the first X-ray and/or the second X-ray to form a transmission image of the object; the first X-ray, the second X-ray, and the detector modules are located in the same plane.
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公开(公告)号：US20240411045A1
公开(公告)日：2024-12-12
申请号：US18716943
申请日：2022-12-16
Applicant: NUCTECH (BEIJING) COMPANY LIMITED , NUCTECH COMPANY LIMITED
Inventor： Shangmin SUN , Chunguang ZONG , Xuejing YANG , Xuping FAN , Quanwei SONG , Junping SHI , Hui MENG , Yang YANG , Weifeng YU , Ying LI , Dongyu WANG , Lei LIU , Bicheng LIU , Haojie CHI
Abstract: A 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 inspection channel. The mobile radiation inspection apparatus implements multi-angle and multi-mode scanning.
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公开(公告)号：US20210364620A1
公开(公告)日：2021-11-25
申请号：US17256851
申请日：2019-06-06
Applicant: NUCTECH COMPANY LIMITED
Inventor： Shangmin SUN , Yu HU , Sheng YAO , Tao WANG , Xibin YIN
Abstract: 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.
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Patent Agency Ranking
公开(公告)号：US20240319114A1
公开(公告)日：2024-09-26
申请号：US18574756
申请日：2022-07-01
Applicant: NUCTECH COMPANY LIMITED
Inventor： Weizhen WANG , Bicheng LIU , Chunguang ZONG , Shangmin SUN
IPC: G01N23/04 , G01N23/083 , G01N23/10
CPC classification number: G01N23/04 , G01N23/083 , G01N23/10 , G01N2223/204 , G01N2223/50
Abstract: 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.
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公开(公告)号：US20240302299A1
公开(公告)日：2024-09-12
申请号：US18575301
申请日：2022-07-01
Applicant: NUCTECH COMPANY LIMITED
Inventor： Weizhen WANG , Bicheng LIU , Chunguang ZONG , Shangmin SUN
IPC: G01N23/083 , G01N23/04 , H01J25/50
CPC classification number: G01N23/083 , G01N23/04 , G01N2223/20 , H01J25/50
Abstract: 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.
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公开(公告)号：US20240319112A1
公开(公告)日：2024-09-26
申请号：US18575288
申请日：2022-07-01
Applicant: NUCTECH COMPANY LIMITED
Inventor： Bicheng LIU , Weizhen WANG , Chunguang ZONG , Shangmin SUN
IPC: G01N23/02
CPC classification number: G01N23/02 , G01N2223/1006 , G01N2223/206 , G01N2223/64
Abstract: 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.
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公开(公告)号：US20230288350A1
公开(公告)日：2023-09-14
申请号：US18013555
申请日：2021-07-02
Applicant: NUCTECH COMPANY LIMITED
Inventor： Zhiqiang CHEN , Yuanjing LI , Shangmin SUN , Chunguang ZONG , Yu HU , Huaping TANG , Bicheng LIU , Weizhen WANG
IPC: G01N23/203
CPC classification number: G01N23/203 , G01N2223/316 , G01N2223/3301 , G01N2223/501
Abstract: 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.
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公开(公告)号：US20210354738A1
公开(公告)日：2021-11-18
申请号：US17287116
申请日：2019-10-08
Applicant: NUCTECH COMPANY LIMITED
Inventor： Yanwei XU , Weifeng YU , Yu HU , Shangmin SUN
IPC: B61L27/00
Abstract: 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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