Patents by Inventor Junqing Liu

Junqing 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).

  • Publication number: 20240191124
    Abstract: The present invention relates to the technical field of heat storage materials. Disclosed are a coal-based heat storage carbon material and a preparation method therefor and the application thereof, and a composition for preparing a coal-based heat storage carbon material and the application of the composition. The coal-based heat storage material comprises component A and component B. The ID/IG of component A is 0-0.6, and the ID/IG of component B is greater than 1, wherein ID is the height of a D peak obtained by means of a Raman spectrum, and IG is the height of a G peak obtained by means of the Raman spectrum. In the coal-based heat storage material, the crystallite size Lc in a c-axis direction obtained by means of XRD is 15-70 nm; the crystallite size La in an a-axis direction is 15-150 nm; and the interlayer spacing d002 of a (002) crystal plane is 3.345-3.370 nm.
    Type: Application
    Filed: November 26, 2021
    Publication date: June 13, 2024
    Applicants: CHINA ENERGY INVESTMENT CORPORATION LIMITED, NATIONAL INSTITUTE OF CLEAN-AND-LOW-CARBON ENERGY
    Inventors: Guanghui GAO, Chang WEI, Wenbin LIANG, Junqing LIU, Chunting DUAN, Dongfang ZHENG, Bo FENG, Kai REN, Ying SHENG, Chengyu WEN
  • Publication number: 20240191123
    Abstract: Provided a heat storage graphite having a low degree of orientation, a composition for preparing heat storage graphite having a low degree of orientation, and a method for preparing heat storage graphite having a low degree of orientation. The heat storage graphite comprises, in terms of the total mass of the heat storage graphite, 65-85 wt % of dispersed-phase graphite and 15-35 wt % of continuous-phase graphite, wherein the dispersed-phase graphite is spherical graphite, and the sphericity of the spherical graphite is 0.5-1; the ratio of the vertical thermal conductivity/plane-oriented thermal conductivity of the heat storage graphite is 0.4-0.8; and the plane-oriented thermal conductivity of the heat storage graphite is 50-150 W/mK. The heat storage graphite has the advantages of a low degree of orientation and high plane-oriented thermal conductivity.
    Type: Application
    Filed: November 26, 2021
    Publication date: June 13, 2024
    Applicants: CHINA ENERGY INVESTMENT CORPORATION LIMITED, NATIONAL INSTITUTE OF CLEAN-AND-LOW-CARBON ENERGY
    Inventors: Chunting DUAN, Chang WEI, Wenbin LIANG, Junqing LIU, Dongfang ZHENG, Guanghui GAO, Ying SHENG, Chengyu WEN
  • Publication number: 20240174909
    Abstract: The present invention relates to the fields of heat storage and thermally conductive materials, and discloses a highly thermally conductive heat storage material, a preparation method therefor, and the application thereof, and a composition for preparing a highly thermally conductive heat storage material and the application thereof. The highly thermally conductive heat storage material comprises 11-41 wt % of a carbonaceous part and 59-89 wt % of a graphitic part; for the carbonaceous part, Lc>18 nm, La>35 nm, d002<0.3388 nm, and the degree of graphitization is 60% to 95%; for the graphitic part, Lc>50 nm; La>80 nm; d002<0.3358 nm, and the degree of graphitization is 95% to 100%. The highly thermally conductive heat storage material comprises a carbonaceous part with a specific structure and a graphitic part with a specific structure, and the heat storage material obtained thereby possesses high thermal conductivity and high compressive strength.
    Type: Application
    Filed: November 26, 2021
    Publication date: May 30, 2024
    Applicants: CHINA ENERGY INVESTMENT CORPORATION LIMITED, NATIONAL INSTITUTE OF CLEAN-AND-LOW-CARBON ENERGY
    Inventors: Dongfang ZHENG, Wenbin LIANG, Chang WEI, Junqing LIU, Ying SHENG, Chunting DUAN, Jianming WEI, Guanghui GAO, Chengyu WEN
  • Patent number: 11801880
    Abstract: The present disclosure provides an operation adjustment method for a metro train in a unidirectional jam, including: generating a train operation routing scheme in the jam according to a jam position; setting priorities for turnaround stations; determining an affected train set; predicting, according to the affected train set, arrival times of each affected train at the turnaround stations of the different priorities; determining, according to the time, planned train service to be executed by the affected train after turning around; and acquiring a planned train service canceled during the jam, and allocating, according to the planned train service canceled during the jam, a train resource for train addition or storage. The present disclosure avoid the conventional complicated operation of manually determining the affected train one by one, and reasonably adds the extra passenger train to arrive at the station on the line for passenger carrying.
    Type: Grant
    Filed: June 11, 2021
    Date of Patent: October 31, 2023
    Assignee: BEIJING JIAOTONG UNIVERSITY
    Inventors: Shuai Su, Junqing Liu, Zhikai Wang, Boyi Su
  • Patent number: 11677069
    Abstract: The present disclosure relates to the field of carbonaceous composite materials, in particular to a silicon-carbon composite material and a preparation method and a use thereof. The silicon-carbon composite material comprises a composite carbon material and nanometer silicon dispersed therein, wherein the composite carbon material is consisting of a graphitic crystal phase and an amorphous carbon phase, wherein the ratio I002/Iamor of the peak intensity I002 of the graphite crystal phase (002) plane relative to the peak intensity Iamor of the amorphous carbon phase as measured by the X-Ray Diffraction (XRD) is within a range of 0.1-40, the graphite crystalline phase is uniformly dispersed in the composite material, the dispersion coefficient ? of the ratio Id/Ig of Id and Ig as measured by Raman data is less than 0.8.
    Type: Grant
    Filed: August 13, 2018
    Date of Patent: June 13, 2023
    Assignees: China Energy Investment Corporation Limited, National Institute of Clean-And-Low-Carbon Energy
    Inventors: Peng Liang, Wenbin Liang, Chang Wei, Junqing Liu, Dongfang Zheng, Guanghong Pan
  • Publication number: 20230159071
    Abstract: The present disclosure provides an operation adjustment method for a metro train in a unidirectional jam, including: generating a train operation routing scheme in the jam according to a jam position; setting priorities for turnaround stations; determining an affected train set; predicting, according to the affected train set, arrival times of each affected train at the turnaround stations of the different priorities; determining, according to the time, planned train service to be executed by the affected train after turning around; and acquiring a planned train service canceled during the jam, and allocating, according to the planned train service canceled during the jam, a train resource for train addition or storage. The present disclosure avoid the conventional complicated operation of manually determining the affected train one by one, and reasonably adds the extra passenger train to arrive at the station on the line for passenger carrying.
    Type: Application
    Filed: June 11, 2021
    Publication date: May 25, 2023
    Inventors: Shuai Su, Junqing Liu, Zhikai Wang, Boyi Su
  • Publication number: 20210234157
    Abstract: The present disclosure relates to the field of carbonaceous composite materials, in particular to a silicon-carbon composite material and a preparation method and a use thereof. The silicon-carbon composite material comprises a composite carbon material and nanometer silicon dispersed therein, wherein the composite carbon material is consisting of a graphitic crystal phase and an amorphous carbon phase, wherein the ratio I002/Iamor of the peak intensity I002 of the graphite crystal phase (002) plane relative to the peak intensity Iamor of the amorphous carbon phase as measured by the X-Ray Diffraction (XRD) is within a range of 0.1-40, the graphite crystalline phase is uniformly dispersed in the composite material, the dispersion coefficient ? of the ratio Id/Ig of Id and Ig as measured by Raman data is less than 0.8.
    Type: Application
    Filed: August 13, 2018
    Publication date: July 29, 2021
    Inventors: Peng LIANG, Wenbin LIANG, Chang WEI, Junqing LIU, Dongfang ZHENG, Guanghong PAN
  • Publication number: 20210214225
    Abstract: A composite carbon material and a preparation method and a use thereof. The composite carbon material comprises a graphite crystal phase and an amorphous carbon phase, wherein the ratio I002/Iamor of the peak intensity I002 of the graphite crystal phase (002) plane relative to the peak intensity Iamor of the amorphous carbon phase as measured by the X-Ray Diffraction (XRD) is within a range of 0.1-40, and the content of the graphite crystal phase is not less than 5 wt %. The composite carbon material has high compressive strength, bending strength and thermal conductivity, and can be used as a heat dissipation material; the composite carbon material can also be used as an anode material of a lithium ion battery such that the lithium ion battery exhibits excellent electrochemical performance.
    Type: Application
    Filed: August 13, 2018
    Publication date: July 15, 2021
    Inventors: Peng LIANG, Wenbin LIANG, Chang WEI, Junqing LIU, Dongfang ZHENG, Chunting DUAN, Guanghong PAN
  • Patent number: 10649403
    Abstract: The present invention discloses a process cartridge and a power supply method therefor. The process cartridge is detachably mounted in an electrophotographic image forming apparatus, comprising a developing member rotatably mounted in the process cartridge and a voltage generating unit, the voltage generating unit is electrically connected to the conductive contact and the developing member. The process cartridge supplies power by using a data line, and the power supply method comprises: providing a conductor, and transmitting electric energy on the data line to the voltage generating unit by using the conductor. When the process cartridge is mounted in an electrophotographic image forming apparatus that outputs a DC bias voltage, because the voltage generating unit can generate an AC bias voltage, the process cartridge can work in an electrophotographic image forming apparatus that outputs a DC bias voltage and also in an apparatus that outputs an AC bias voltage.
    Type: Grant
    Filed: August 20, 2018
    Date of Patent: May 12, 2020
    Assignee: ZHONGSHAN KINGWAY IMAGE TECH CO., LTD.
    Inventors: Xueping Ding, Junqing Liu, Zhengjun Zhou, Jizhong Wang
  • Publication number: 20180356766
    Abstract: The present invention discloses a process cartridge and a power supply method therefor. The process cartridge is detachably mounted in an electrophotographic image forming apparatus, comprising a developing member rotatably mounted in the process cartridge and a voltage generating unit, the voltage generating unit is electrically connected to the conductive contact and the developing member. The process cartridge supplies power by using a data line, and the power supply method comprises: providing a conductor, and transmitting electric energy on the data line to the voltage generating unit by using the conductor. When the process cartridge is mounted in an electrophotographic image forming apparatus that outputs a DC bias voltage, because the voltage generating unit can generate an AC bias voltage, the process cartridge can work in an electrophotographic image forming apparatus that outputs a DC bias voltage and also in an apparatus that outputs an AC bias voltage.
    Type: Application
    Filed: August 20, 2018
    Publication date: December 13, 2018
    Inventors: Xueping DING, Junqing LIU, Zhengjun ZHOU, Jizhong WANG
  • Patent number: 10101705
    Abstract: The present invention discloses a process cartridge and a power supply method therefor. The process cartridge is detachably mounted in an electrophotographic image forming apparatus, comprising a developing member rotatably mounted in the process cartridge and a voltage generating unit, the voltage generating unit is electrically connected to the conductive contact and the developing member. The process cartridge supplies power by using a data line, and the power supply method comprises: providing a conductor, and transmitting electric energy on the data line to the voltage generating unit by using the conductor. When the process cartridge is mounted in an electrophotographic image forming apparatus that outputs a DC bias voltage, because the voltage generating unit can generate an AC bias voltage, the process cartridge can work in an electrophotographic image forming apparatus that outputs a DC bias voltage and also in an apparatus that outputs an AC bias voltage.
    Type: Grant
    Filed: May 15, 2017
    Date of Patent: October 16, 2018
    Inventors: Xueping Ding, Junqing Liu, Zhengjun Zhou, Jizhong Wang
  • Patent number: 10067467
    Abstract: A process cartridge is provided. The process cartridge includes a housing, a rotation member rotatably mounted in the housing, and a support mounted on the housing. The rotation member includes a rotation unit and a drive unit coupled to the rotation unit. The drive unit further comprises a drive transmission device and an actuating rod coupled to the drive transmission device. The support includes a notch allowing the actuating rod to pass through. When the actuating rod receives an applied force, the actuating rod swings in a plane defined by a longitudinal direction and a horizontal direction of the process cartridge.
    Type: Grant
    Filed: December 18, 2017
    Date of Patent: September 4, 2018
    Assignee: ZHONGSHAN KINGWAY IMAGE TECH CO., LTD.
    Inventors: Xueliang Wen, Junqing Liu
  • Publication number: 20180239300
    Abstract: A process cartridge is provided. The process cartridge includes a housing, a rotator rotatably mounted in the housing, and a support mounted on the housing. The rotator includes a rotation unit and a drive unit coupled to the rotation unit. The drive unit further comprises a drive transmission device and an actuating rod coupled to the drive transmission device. The support includes a notch allowing the actuating rod to pass through. When the actuating rod receives an applied force, the actuating rod swings in a plane defined by a longitudinal direction and a horizontal direction of the process cartridge.
    Type: Application
    Filed: December 18, 2017
    Publication date: August 23, 2018
    Inventors: Xueliang WEN, Junqing LIU
  • Patent number: 10054904
    Abstract: A process cartridge is provided. The process cartridge includes a housing, a rotator rotatably mounted in the housing, and a support mounted on the housing. The rotator includes a rotation unit and a drive unit coupled to the rotation unit. The drive unit further comprises a drive transmission device and an actuating rod coupled to the drive transmission device. The support includes a notch allowing the actuating rod to pass through. When the actuating rod receives an applied force, the actuating rod swings in a plane defined by a longitudinal direction and a horizontal direction of the process cartridge.
    Type: Grant
    Filed: December 18, 2017
    Date of Patent: August 21, 2018
    Assignee: ZHONGSHAN KINGWAY IMAGE TECH CO., LTD.
    Inventors: Xueliang Wen, Junqing Liu
  • Patent number: 10037003
    Abstract: A process cartridge is provided. The process cartridge includes a housing, a rotation member rotatably mounted in the housing, and a support mounted on the housing. The rotation member includes a station unit and a drive unit coupled to the rotation unit. The drive unit further comprises a drive transmission device and an actuating rod coupled to the drive transmission device. The support includes a notch allowing the actuating rod to pass through. When the actuating rod receives an applied force, the actuating rod swings in a plane defined by a longitudinal direction and a horizontal direction of the process cartridge.
    Type: Grant
    Filed: December 18, 2017
    Date of Patent: July 31, 2018
    Assignee: ZHONGSHAN KINGWAY IMAGE TECH CO., LTD.
    Inventors: Xueliang Wen, Junqing Liu
  • Publication number: 20180107154
    Abstract: A process cartridge is provided. The process cartridge includes a housing, a rotation member rotatably mounted in the housing, and a support mounted on the housing. The rotation member includes a station unit and a drive unit coupled to the rotation unit. The drive unit further comprises a drive transmission device and an actuating rod coupled to the drive transmission device. The support includes a notch allowing the actuating rod to pass through. When the actuating rod receives an applied force, the actuating rod swings in a plane defined by a longitudinal direction and a horizontal direction of the process cartridge.
    Type: Application
    Filed: December 18, 2017
    Publication date: April 19, 2018
    Inventors: Xueliang WEN, Junqing LIU
  • Publication number: 20180107156
    Abstract: A process cartridge is provided. The process cartridge includes a housing, a rotation member rotatably mounted in the housing, and a support mounted on the housing. The rotation member includes a station unit and a drive unit coupled to the rotation unit. The drive unit further comprises a drive transmission device and an actuating rod coupled to the drive transmission device. The support includes a notch allowing the actuating rod to pass through, When the actuating rod receives an applied force, the actuating rod swings in a plane defined by a longitudinal direction and a horizontal direction of the process cartridge.
    Type: Application
    Filed: December 18, 2017
    Publication date: April 19, 2018
    Inventors: Xueliang WEN, Junqing LIU
  • Patent number: 9880518
    Abstract: A process cartridge is provided. The process cartridge includes a housing, a rotation member rotatably mounted in the housing, and a support mounted on the housing. The rotation member includes a station unit and a drive unit coupled to the rotation unit. The drive unit further comprises a drive transmission device and an actuating rod coupled to the drive transmission device. The support includes a notch allowing the actuating rod to pass through. When the actuating rod receives an applied force, the actuating rod swings in a plane defined by a longitudinal direction and a horizontal direction of the process cartridge.
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: January 30, 2018
    Assignee: ZHONGSHAN KINGWAY IMAGE TECH CO., LTD.
    Inventors: Xueliang Wen, Junqing Liu
  • Publication number: 20170248913
    Abstract: The present invention discloses a process cartridge and a power supply method therefor. The process cartridge is detachably mounted in an electrophotographic image forming apparatus, comprising a developing member rotatably mounted in the process cartridge and a voltage generating unit, the voltage generating unit is electrically connected to the conductive contact and the developing member. The process cartridge supplies power by using a data line, and the power supply method comprises: providing a conductor, and transmitting electric energy on the data line to the voltage generating unit by using the conductor. When the process cartridge is mounted in an electrophotographic image forming apparatus that outputs a DC bias voltage, because the voltage generating unit can generate an AC bias voltage, the process cartridge can work in an electrophotographic image forming apparatus that outputs a DC bias voltage and also in an apparatus that outputs an AC bias voltage.
    Type: Application
    Filed: May 15, 2017
    Publication date: August 31, 2017
    Inventors: Xueping DING, Junqing LIU, Zhengjun ZHOU, Jizhong WANG
  • Publication number: 20170248912
    Abstract: A process cartridge is provided. The process cartridge includes a housing, a rotation member rotatably mounted in the housing, and a support mounted on the housing. The rotation member includes a station unit and a drive unit coupled to the rotation unit. The drive unit further comprises a drive transmission device and an actuating rod coupled to the drive transmission device. The support includes a notch allowing the actuating rod to pass through, When the actuating rod receives an applied force, the actuating rod swings in a plane defined by a longitudinal direction and a horizontal direction of the process cartridge.
    Type: Application
    Filed: February 24, 2017
    Publication date: August 31, 2017
    Inventors: Xueliang WEN, Junqing LIU