Patents by Inventor Zhuoyan Liu

Zhuoyan Liu 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: 10969346
    Abstract: 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.
    Type: Grant
    Filed: August 27, 2015
    Date of Patent: April 6, 2021
    Assignee: NUCTECH COMPANY LIMITED
    Inventors: Huaping Tang, Zhiqiang Chen, Yuanjing Li, Zhuoyan Liu, Yonggang Wang, Zhanfeng Qin
  • Patent number: 10648929
    Abstract: Embodiments of the present invention provide a trailed multiple-viewing-angle item inspection system and method of operating the same. The inspection system includes: a trailer vehicle, a radiation inspection device, a power supply device and a power grid connection device. The trailer vehicle is mounted with a power supply chamber within which a power supply device and a power grid connection device are mounted and an inspection chamber within which a radiation inspection device is mounted. The radiation inspection device includes: ray radiation source configured to emit X-rays from various positions, detectors, a body frame, a transfer device, a data and image process system and a display and operation device.
    Type: Grant
    Filed: December 14, 2015
    Date of Patent: May 12, 2020
    Assignee: NUCTECH COMPANY LIMITED
    Inventors: Huaping Tang, Zhiqiang Chen, Yuanjing Li, Xin Jin, Zhuoyan Liu, Yonggang Wang, Hua Peng, Zhanfeng Qin
  • Patent number: 10078056
    Abstract: 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.
    Type: Grant
    Filed: August 27, 2015
    Date of Patent: September 18, 2018
    Assignee: NUCTECH COMPANY LIMITED
    Inventors: Huaping Tang, Zhiqiang Chen, Yuanjing Li, Zhuoyan Liu, Yonggang Wang, Zhanfeng Qin
  • Publication number: 20170276619
    Abstract: Embodiments of the present invention provide a trailed multiple-viewing-angle item inspection system and method of operating the same. The inspection system includes: a trailer vehicle, a radiation inspection device, a power supply device and a power grid connection device. The trailer vehicle is mounted with a power supply chamber within which a power supply device and a power grid connection device are mounted and an inspection chamber within which a radiation inspection device is mounted. The radiation inspection device includes: ray radiation source configured to emit X-rays from various positions, detectors, a body frame, a transfer device, a data and image process system and a display and operation device.
    Type: Application
    Filed: December 14, 2015
    Publication date: September 28, 2017
    Inventors: Huaping TANG, Zhiqiang CHEN, Yuanjing LI, Xin JIN, Zhuoyan LIU, Yonggang WANG, Hua PENG, Zhanfeng QIN
  • Publication number: 20160223474
    Abstract: 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.
    Type: Application
    Filed: August 27, 2015
    Publication date: August 4, 2016
    Inventors: Huaping TANG, Zhiqiang CHEN, Yuanjing LI, Zhuoyan LIU, Yonggang WANG, Zhanfeng QIN
  • Publication number: 20160223473
    Abstract: 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.
    Type: Application
    Filed: August 27, 2015
    Publication date: August 4, 2016
    Inventors: Huaping TANG, Zhiqiang CHEN, Yuanjing LI, Zhuoyan LIU, Yonggang WANG, Zhanfeng QIN
  • Patent number: 7652769
    Abstract: The present invention relates to a method for assessing the purity of vegetable oils by means of THz time-domain spectroscopy, comprising the steps of: measuring the THz time-domain spectra of standard vegetable oils to establish a spectral database; measuring the THz time-domain spectrum of vegetable oil to be detected; analyzing the purity of the detected vegetable oil based on the pre-built database. The present invention also relates to an apparatus for assessing purity of vegetable oil by means of THz time-domain spectroscopy, comprising: spectrum measuring device for measuring time-domain waveforms of THz pulses before and after transmitting the vegetable oil held in a container by transmission approach, or directly measuring time-domain waveforms of THz pulses before and after reflecting from the vegetable oil by reflection approach; and data processing device for extracting physical parameters of the vegetable oil in THz region according to the time-domain waveforms.
    Type: Grant
    Filed: December 28, 2007
    Date of Patent: January 26, 2010
    Assignees: Tsinghua University, Nuctech Company
    Inventors: Ziran Zhao, Zhiqiang Chen, Yingxin Wang, Bing Feng, Li Zhang, Zhuoyan Liu, Yinpeng Liang
  • Publication number: 20080165364
    Abstract: The present invention relates to a method for assessing the purity of vegetable oils by means of THz time-domain spectroscopy, comprising the steps of: measuring the THz time-domain spectra of standard vegetable oils to establish a spectral database; measuring the THz time-domain spectrum of vegetable oil to be detected; analyzing the purity of the detected vegetable oil based on the pre-built database. The present invention also relates to an apparatus for assessing purity of vegetable oil by means of THz time-domain spectroscopy, comprising: spectrum measuring device for measuring time-domain waveforms of THz pulses before and after transmitting the vegetable oil held in a container by transmission approach, or directly measuring time-domain waveforms of THz pulses before and after reflecting from the vegetable oil by reflection approach; and data processing device for extracting physical parameters of the vegetable oil in THz region according to the time-domain waveforms.
    Type: Application
    Filed: December 28, 2007
    Publication date: July 10, 2008
    Inventors: Ziran Zhao, Zhiqiang Chen, Yingxin Wang, Bing Feng, Li Zhang, Zhuoyan Liu, Yinpeng Liang