Patents by Inventor Chunyi Li
Chunyi Li 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).
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Patent number: 11952288Abstract: Disclosed is a method for producing battery-grade nickel sulfate by using laterite nickel ore comprising the following steps: sorting the laterite nickel ore to obtain lump ore and sediment ore; crushing the lump ore, and then performing heap leaching, to obtain a crude nickel sulfate solution A; separating the sediment ore to obtain high chromium ore, low iron, high magnesium ore, and high iron, low magnesium ore, and drying, roasting, reducing, and sulfurating the low iron, high magnesium ore to obtain low nickel matte; blowing and performing water extraction on the low nickel matte, and then performing oxygen pressure leaching, to obtain a crude nickel sulfate solution B; performing pressure leaching on the high iron, low magnesium ore to obtain a crude nickel sulfate solution C; and performing extraction on the crude nickel sulfate solutions A, B, and C, and then evaporating and crystallizing, to obtain battery-grade nickel sulfate.Type: GrantFiled: August 3, 2021Date of Patent: April 9, 2024Assignees: GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD., HUNAN BRUNP RECYCLING TECHNOLOGY CO., LTD., HUNAN BRUNP VEHICLES RECYCLING CO., LTD., NINGDE BRUNP RECYCLING TECHNOLOGY CO., LTD.Inventors: Changdong Li, Honghui Tang, Chunyi Wang, Xinan Pei, Xingdui Li
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Patent number: 11955627Abstract: A novel anode for a zinc battery is proposed, in which zinc is provided as a coat of zinc powder onto a tin substrate, which is in turn laid over a copper substrate for a current collector. Alternatively, the coat of zinc powder is laid over titanium as the current collector. Such configurations mitigate zinc corrosion and hydrogen production.Type: GrantFiled: January 20, 2022Date of Patent: April 9, 2024Assignee: CITY UNIVERSITY OF HONG KONGInventors: Chunyi Zhi, Qing Li
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Publication number: 20240101911Abstract: A method for preventing coking in a reaction system for producing light olefins from crude oil by catalytic cracking includes: reducing temperature of oil gas discharged from a reactor, adsorbing a condensed liquid-phase oil by a spent catalyst, allowing a cooled oil gas to enter a disengager for gas-solid separation, and delivering most of the spent catalyst to the disengager. The above method is taken to avoid coking of the reaction system and to ensure stable operation of a device for a long period of time; and the high-temperature potential heat of the oil gas is fully utilized, making the energy utilization of the whole system more reasonable, and achieving the effects of energy saving and emission reduction.Type: ApplicationFiled: May 9, 2023Publication date: March 28, 2024Applicant: CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)Inventor: Chunyi LI
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Patent number: 11842070Abstract: The application discloses a device and a method for picking up top k values from N values. The method comprises: A) controlling a buffer to receive values into a data pool until the number of values in the data pool reaches the predetermined memory size; B) dividing the values in the data pool into a first portion and a second portion; C) discarding the values in the second portion and controlling the buffer to continue to receive values into the data pool; D) repeating steps B to C until the buffer has received all the N values; E) dividing the values in the data pool into the first portion and the second portion until the number of values in the first portion reaches k; and F) controlling the buffer to output the k values in the first portion as the top k values.Type: GrantFiled: March 31, 2022Date of Patent: December 12, 2023Assignee: MONTAGE TECHNOLOGY CO., LTD.Inventors: Jie Dai, Chunyi Li, Zhijie Liu, Zhongyuan Chang
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Publication number: 20220334762Abstract: The application discloses a device and a method for picking up top k values from N values.Type: ApplicationFiled: March 31, 2022Publication date: October 20, 2022Inventors: Jie DAI, Chunyi LI, Zhijie LIU, Zhongyuan CHANG
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Patent number: 11473019Abstract: A method for catalytic cracking of naphtha is provided. Naphtha is catalytically cracked under the action of a catalyst. The catalyst includes aluminosilicate, alkali metal oxide, alkaline earth metal oxide, TiO2, iron oxide, vanadium oxide and nickel oxide. On the other hand, a rapid separation component is arranged in a disengager of a catalytic cracking reaction device, so that a transport disengaging height is greatly reduced without changing a gas flow and a diameter of the disengager. In addition, the separation efficiency of oil gas and the catalyst is improved.Type: GrantFiled: September 19, 2019Date of Patent: October 18, 2022Assignees: SHANGHAI SUPEZET ENGINEERING TECHNOLOGY CO., LTD., JIANGSU BOSONG CHEMICAL TECHNOLOGY CO., LTD., HANYI SHENFEI NEW MATERIALS CO., LTD., CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)Inventors: Chunyi Li, Lingyun Zhang, Xiaoyu Zhang, Ying Zhang, Kaitian Mao, Hui Li, Chuntian Pang
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Publication number: 20220327128Abstract: A method for querying in a candidate vector set candidate vectors similar to object vectors is disclosed, wherein the candidate vector set comprises a plurality of candidate vectors each being quantized as having a central vector portion and a residual vector portion, and the candidate vector set comprises a plurality of candidate vector subsets, the method comprising: acquiring a set of object vectors; querying, for each object vector of the set of object vectors, a first number of candidate vector subsets that are closest to the object vector; generating and storing a plurality of common calculation results based on a set of central vector portions and a set of residual vector portions of candidate vectors of the first number of candidate vector subsets; generating and storing pre-calculation results based on the set of object vectors and the set of residual vector portion; and determining, for each object vector of the set of object vectors, a second number of candidate vectors that are similar to the objeType: ApplicationFiled: April 12, 2022Publication date: October 13, 2022Inventors: Song XU, Lanxin ZHANG, Yufeng QU, Chunyi LI
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Publication number: 20220168699Abstract: Disclosed is an alkane dehydrogenation circulating device, including a reaction device and a regeneration device. The reaction device includes a reactor and a reaction disengager, the reaction disengager is communicated with the reactor, and the reactor is provided with a catalyst distributor through which a catalyst is sprayed into the reactor along a direction from the peripheral wall of the reactor to the central axis of the reactor; the regeneration device includes a regenerator accommodating the catalyst and a regeneration disengager located above the regenerator.Type: ApplicationFiled: February 10, 2020Publication date: June 2, 2022Applicants: SHANGHAI SUPEZET ENGINEERING TECHNOLOGY CO., LTD., JIANGSU BOSONG CHEMICAL TECHNOLOGY CO., LTD., HANYI SHENFEI NEW MATERIALS CO., LTD., CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)Inventors: Chunyi LI, Lingyun ZHANG, Xiaoyu ZHANG, Ying ZHANG, Kaitian MAO, Hui LI, Chuntian PANG
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Publication number: 20220033713Abstract: A method for catalytic cracking of naphtha is provided. Naphtha is catalytically cracked under the action of a catalyst. The catalyst includes aluminosilicate, alkali metal oxide, alkaline earth metal oxide, TiO2, iron oxide, vanadium oxide and nickel oxide. On the other hand, a rapid separation component is arranged in a disengager of a catalytic cracking reaction device, so that a transport disengaging height is greatly reduced without changing a gas flow and a diameter of the disengager. In addition, the separation efficiency of oil gas and the catalyst is improved.Type: ApplicationFiled: September 19, 2019Publication date: February 3, 2022Applicants: SHANGHAI SUPEZET ENGINEERING TECHNOLOGY CO., LTD., JIANGSU BOSONG CHEMICAL TECHNOLOGY CO., LTD., HANYI SHENFEI NEW MATERIALS CO., LTD., CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)Inventors: Chunyi LI, Lingyun ZHANG, Xiaoyu ZHANG, Ying ZHANG, Kaitian MAO, Hui LI, Chuntian PANG
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Patent number: 11157183Abstract: The application discloses a memory controller coupled to a memory module for controlling access to the memory module. The memory controller comprises: a registering clock driver coupled to the memory module for providing a data access command to the memory module so as to control access to the memory module; and a data buffer coupled between the registering clock driver and the memory module for exchanging data between the memory module and the registering clock driver under the control of the registering clock driver; wherein the registering clock driver comprises a computing unit for computing the data received via the data buffer from the memory module and providing a computing result to the memory module via the data buffer.Type: GrantFiled: December 20, 2019Date of Patent: October 26, 2021Assignee: MONTAGE TECHNOLOGY CO., LTD.Inventors: Howard Chonghe Yang, Zhongyuan Chang, Chunyi Li
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Patent number: 11132195Abstract: The present application discloses a computing device and a neural network processor including the computing device. The computing device includes one or more columns of computing units arranged in an array, wherein at least one computing unit in each column comprises: an arithmetic parameter memory for storing one or more arithmetic parameters; an arithmetic logical unit (ALU) for receiving input data and performing computation on the input data using the one or more arithmetic parameters stored in the arithmetic parameter memory; and an address controller for providing an address control signal to the arithmetic parameter memory to control the storage and output of the one or more arithmetic parameters.Type: GrantFiled: May 18, 2020Date of Patent: September 28, 2021Assignee: MONTAGE TECHNOLOGY CO., LTD.Inventors: Peng Wang, Chunyi Li
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Patent number: 10929318Abstract: The application discloses a memory controller coupled to a memory module for controlling access to the memory module, wherein the memory module comprises one or more memory groups each having a plurality of memory blocks, and the memory controller comprising: a registering clock driver coupled to the memory module for providing to the memory module a data access command so as to control access to the memory module; one or more data buffers coupled to the registering clock driver, and each data buffer coupled to a memory group via a memory group data interface; wherein at least one of the memory group data interfaces comprises a plurality of data buses each coupled to one or more memory blocks of the memory group that the memory group data interface coupled to, such that the memory group can exchange data with the data buffer via the plurality of data buses under the control of the registering clock driver.Type: GrantFiled: December 20, 2019Date of Patent: February 23, 2021Assignee: MONTAGE TECHNOLOGY CO., LTD.Inventors: Qingjiang Ma, Gang Shan, Chunyi Li
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Publication number: 20200371785Abstract: The present application discloses a computing device and a neural network processor including the computing device. The computing device includes one or more columns of computing units arranged in an array, wherein at least one computing unit in each column comprises: an arithmetic parameter memory for storing one or more arithmetic parameters; an arithmetic logical unit (ALU) for receiving input data and performing computation on the input data using the one or more arithmetic parameters stored in the arithmetic parameter memory; and an address controller for providing an address control signal to the arithmetic parameter memory to control the storage and output of the one or more arithmetic parameters.Type: ApplicationFiled: May 18, 2020Publication date: November 26, 2020Inventors: Peng WANG, Chunyi LI
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Publication number: 20200293467Abstract: The application discloses a memory controller coupled to a memory module for controlling access to the memory module, wherein the memory module comprises one or more memory groups each having a plurality of memory blocks, and the memory controller comprising: a registering clock driver coupled to the memory module for providing to the memory module a data access command so as to control access to the memory module; one or more data buffers coupled to the registering clock driver, and each data buffer coupled to a memory group via a memory group data interface; wherein at least one of the memory group data interfaces comprises a plurality of data buses each coupled to one or more memory blocks of the memory group that the memory group data interface coupled to, such that the memory group can exchange data with the data buffer via the plurality of data buses under the control of the registering clock driver.Type: ApplicationFiled: December 20, 2019Publication date: September 17, 2020Inventors: Qingjiang MA, Gang SHAN, Chunyi LI
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Publication number: 20200293208Abstract: The application discloses a memory controller coupled to a memory module for controlling access to the memory module. The memory controller comprises: a registering clock driver coupled to the memory module for providing a data access command to the memory module so as to control access to the memory module; and a data buffer coupled between the registering clock driver and the memory module for exchanging data between the memory module and the registering clock driver under the control of the registering clock driver; wherein the registering clock driver comprises a computing unit for computing the data received via the data buffer from the memory module and providing a computing result to the memory module via the data buffer.Type: ApplicationFiled: December 20, 2019Publication date: September 17, 2020Inventors: Howard Chonghe YANG, Zhongyuan CHANG, Chunyi LI
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Patent number: 10343128Abstract: A reaction-regeneration device for catalytic dehydrogenation or/and catalytic cracking of alkanes comprises a reaction device and a regeneration device. The reaction device comprises a reactor and a disengager, and the disengager is located at an upper part of the reactor. The reactor comprises a tapering section, and diameters of cross sections of the tapering section gradually decrease from bottom to top. Secondary conversion of alkenes caused by back-mixing is reduced, and thus the yield and selectivity to alkenes are increased.Type: GrantFiled: January 4, 2019Date of Patent: July 9, 2019Assignee: CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)Inventors: Chunyi Li, Guowei Wang
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Patent number: 10307721Abstract: A reaction-regeneration device for catalytic dehydrogenation or/and catalytic cracking of alkanes comprises a reaction device and a regeneration device. The reaction device comprises a reactor and a disengager, and the disengager is located at an upper part of the reactor. The reactor comprises a tapering section, and diameters of cross sections of the tapering section gradually decrease from bottom to top. Secondary conversion of alkenes caused by back-mixing is reduced, and thus the yield and selectivity to alkenes are increased.Type: GrantFiled: February 2, 2018Date of Patent: June 4, 2019Assignee: CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)Inventors: Chunyi Li, Guowei Wang
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Publication number: 20190134590Abstract: A reaction-regeneration device for catalytic dehydrogenation or/and catalytic cracking of alkanes comprises a reaction device and a regeneration device. The reaction device comprises a reactor and a disengager, and the disengager is located at an upper part of the reactor. The reactor comprises a tapering section, and diameters of cross sections of the tapering section gradually decrease from bottom to top. Secondary conversion of alkenes caused by back-mixing is reduced, and thus the yield and selectivity to alkenes are increased.Type: ApplicationFiled: January 4, 2019Publication date: May 9, 2019Applicant: China University of Petroleum (East China)Inventors: Chunyi LI, Guowei WANG
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Publication number: 20180280909Abstract: A reaction-regeneration device for catalytic dehydrogenation or/and catalytic cracking of alkanes comprises a reaction device and a regeneration device. The reaction device comprises a reactor and a disengager, and the disengager is located at an upper part of the reactor. The reactor comprises a tapering section, and diameters of cross sections of the tapering section gradually decrease from bottom to top. Secondary conversion of alkenes caused by back-mixing is reduced, and thus the yield and selectivity to alkenes are increased.Type: ApplicationFiled: February 2, 2018Publication date: October 4, 2018Applicant: China University of Petroleum (East China)Inventors: Chunyi LI, Guowei WANG
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Patent number: 9104533Abstract: A voltage and timing calibration method used in a memory system. A memory controller adjusts timing and voltages of the controller and voltages of a memory buffer according to data returned by the buffer based on timing and voltages at a memory controller side of the buffer, to calibrate timing and voltages between the controller and controller side. According to data read by the buffer from a memory chip unit on the basis of timing and voltages at a memory chip side of the buffer, the controller adjusts the timing and voltage at the chip side and the voltage of the chip unit; or the buffer adjusts the timing and voltage at the chip side and the voltage of the chip unit, to calibrate the timing and voltage between the chip side and chip unit. Therefore, hardware resources of the buffer can be saved and the circuit can be simplified.Type: GrantFiled: December 14, 2012Date of Patent: August 11, 2015Assignee: MONTAGE TECHNOLOGY (SHANGHAI) CO., LTD.Inventors: Chunyi Li, Qingjiang Ma