公开(公告)号：US20240307933A1

公开(公告)日：2024-09-19

申请号：US18605773

申请日：2024-03-14

Applicant: Tianjin University of Commerce ,  Tianjin University

Inventor： Guanyi CHEN ,  Yunan SUN ,  Junyu TAO ,  Hongnan ZHANG ,  Beibei YAN ,  Zhanjun CHENG ,  Biyu WANG

IPC: B09B3/50 ,  B09B3/35 ,  B09B101/75

CPC classification number: B09B3/50 ,  B09B3/35 ,  B09B2101/75

Abstract: Provided is a method for disposal of a photocured waste by photooxidation-catalytic pyrolysis coupling. The method includes: subjecting a photocured waste to be disposed to photooxidation, and subjecting a resulting photocured waste after the photooxidation to catalytic pyrolysis; where the photooxidation is conducted by subjecting the photocured waste to be disposed to irradiation with ultraviolet light in air. In the method for disposal of the photocured waste by the photooxidation-catalytic pyrolysis coupling provided by the disclosure, the photocured waste to be disposed is subjected to the photooxidation, and the resulting photocured waste after the photooxidation is subjected to the catalytic pyrolysis.

公开(公告)号：US20220018457A1

公开(公告)日：2022-01-20

申请号：US17191574

申请日：2021-03-03

Applicant: TIANJIN UNIVERSITY ,  GEORGIA TECH SHENZHEN INSTITUTE, TIANJIN UNIVERSITY

Inventor： Tengfei ZHANG ,  Tinglu ZHANG ,  Guanyi CHEN

IPC: F16K13/10 ,  F16K31/50

Abstract: The present application discloses a liquid seal method for on-off of gas pipeline and a device thereof, wherein a liquid-sealed U-shaped container being provided in the gas pipeline that requires to perform on-off control; a lifting mechanism using a leading screw controls the slider having a certain volume to immerse in or leave the liquid so as to raise or lower the liquid level. The U-shaped container has a structure with a wide top and a narrow bottom, the space of the U-shaped container is divided into two spaces with different sizes by a separating plate, and a liftable liquid-occupying device is located at the space having a larger volume; the upper and lower parts of the slider are tapered; and the driving device can be motor or hand wheel.

公开(公告)号：US20230286026A1

公开(公告)日：2023-09-14

申请号：US17285060

申请日：2019-11-26

Applicant: TIANJIN UNIVERSITY

Inventor： Guanyi CHEN ,  Lei ZHONG ,  Jingnan TIAN ,  Shu TIAN ,  Yuru SUN ,  Wenzhu WU ,  Wenchao MA

IPC: B09C1/10 ,  C12N1/20

CPC classification number: B09C1/10 ,  C12N1/205 ,  C12N2523/00

Abstract: The present application discloses a high-efficiency petroleum degrading bacterium TDYN1T and use thereof, identified as Falsochrobactrum sp., deposited in the China General Microbiological Culture Collection Center, with a deposit number CGMCC No. 18061. The high-efficiency petroleum degrading bacterium TDYN1T of the present application is used in petroleum-contaminated soil for degrading, having a good effect, in particular, having a high degradation efficiency when the petroleum is degraded under the conditions of 30±1° C. and pH 7-7.4.

公开(公告)号：US20230186254A1

公开(公告)日：2023-06-15

申请号：US17984514

申请日：2022-11-10

Applicant: Tianjin University of Commerce

Inventor： Guanyi CHEN ,  Chengming DU ,  Yunan SUN ,  Junyu TAO ,  Xinyi LIU ,  Lan MU ,  Xiaohua WANG ,  Zhenyu WANG ,  Yanni ZHENG

IPC: G06Q10/00 ,  B09B3/40 ,  G06N5/02

CPC classification number: G06Q10/30 ,  B09B3/40 ,  G06N5/022 ,  B09B2101/25

Abstract: Disclosed is an optimizing method for multi-source municipal solid waste combinations based on machine learning, including obtaining relevant property data, classifying the feature variables and obtaining a raw materials pre-combination from the classified feature variables according to a classification ratio, followed by cooperative combustion treatment to obtain data after combustion, summarizing the obtained data into a database, constructing a matrix of raw material components, operating conditions and pollutant distribution according to the database, obtaining matrix data; performing principal component analysis on the matrix data, constructing an information processing model, obtaining a data set of samples; carrying out training according to the data set to construct a relational model, obtaining processed parameters; training the obtained processed parameters to construct a regression module, an optimal parameter, and performing regression calculation using the optimal parameter together with the matrix data to obtain an optimization scheme of solid waste raw materials combinations.

公开(公告)号：US20220017825A1

公开(公告)日：2022-01-20

申请号：US17298137

申请日：2019-10-16

Applicant: TIANJIN UNIVERSITY

Inventor： Guanyi CHEN ,  Xiang GUO ,  Yurou MAO ,  Beibei YAN ,  Yanbin ZHANG ,  Junyu TAO ,  Wanqing LI ,  Zhanjun CHENG ,  Wenchao MA

IPC: C10B57/10 ,  C01B3/40 ,  C12P3/00 ,  B01J23/755 ,  B01J37/08 ,  B01J23/10 ,  C10B57/16 ,  C10B47/02

Abstract: A method for preparing biochar and hydrogen by utilizing anaerobic fermentation byproducts, the method including: (1) mixing a first straw, seeding sludge and distilled water, and then carrying out anaerobic fermentation to obtain a mixed product after fermentation; (2) performing separation on the mixed product to obtain a second straw and biogas slurry; and (3) carbonizing the second straw to obtain biochar, and collecting gas after a pressurized catalytic reaction on the biogas slurry to obtain hydrogen.

公开(公告)号：US20210086163A1

公开(公告)日：2021-03-25

申请号：US17024950

申请日：2020-09-18

Applicant: Tianjin University

Inventor： Guanyi CHEN ,  Chuanbin WANG ,  Chengliang YANG ,  Xiangping LI ,  Beibei YAN ,  Bin LIU ,  Juping LIU ,  Zhenping SU ,  Ding LI ,  Xinpei LIU ,  Bo LI

IPC: B01J20/20 ,  B01J20/30 ,  B01J20/32 ,  C02F1/28

Abstract: The disclosure discloses a method for preparing biochar from Enteromorpha prolifera and use of the biochar. The method includes: subjecting Enteromorpha prolifera to lyophilization, then impregnating lyophilized Enteromorpha prolifera with phosphoric acid, and drying to a constant weight; grinding a dried mixture in a mortar, and then subjecting a ground sample to activation treatment in a tube furnace at 400° C. to 1,000° C. under a nitrogen atmosphere; and boiling an obtained solid product with concentrated hydrochloric acid, then washing with ultrapure water, and drying to a constant weight to obtain Enteromorpha prolifera biochar. The biochar is used in adsorption of cadmium. The method for removing cadmium using Enteromorpha prolifera biochar provided by the disclosure exhibits an extremely high adsorption and removal capacity for cadmium, with an adsorption capacity of biochar up to 250 mg/g or more.

公开(公告)号：US20200040299A1

公开(公告)日：2020-02-06

申请号：US16598887

申请日：2019-10-10

Applicant: TIANJIN UNIVERSITY

Inventor： Guanyi CHEN ,  Daohong ZHANG ,  Beibei YAN ,  Zhan HU ,  Yun QI

IPC: C12N1/12 ,  C12M1/12 ,  C12M1/00

Abstract: A microalgae culturing method by using a paper-based culture apparatus, includes: 1) designing the shape of a culture apparatus as a rectangle with circles distributed in its middle; 2) spraying and printing wax on a piece of filter paper; 3) heating such that the wax penetrates through the filter paper to obtain a paper culture apparatus, where a surface of the filter paper on which the wax is sprayed and printed is called a surface A while the other surface thereof is called a surface B; and 4) dropping a first agar aqueous solution onto the circles on the surface B of the paper culture apparatus obtained in the step 3), and dropping a second agar aqueous solution added with microalgae onto the surface A of the paper culture apparatus obtained in the step 3).

公开(公告)号：US20240319100A1

公开(公告)日：2024-09-26

申请号：US18574659

申请日：2021-10-20

Applicant: TIANJIN UNIVERSITY ,  CIVIL AVIATION UNIVERSITY OF CHINA

Inventor： Guanyi CHEN ,  Jian LI ,  Da CHEN ,  Beibei YAN ,  Junyu TAO ,  Wei ZHANG ,  Zhanjun CHENG ,  Shengquan ZHOU

IPC: G01N21/65 ,  G01N1/34 ,  G01N21/01

CPC classification number: G01N21/65 ,  G01N1/34 ,  G01N21/01 ,  G01N2021/0112

Abstract: The system includes a dust collector, a pressure controller, a dryer, a gas heat-insulation device, a gas pool, a gas detector, an optical monitor and a computer sequentially connected. The dust collector is used to filter solid particles in a gas. The pressure controller is used to control a flow rate of the gas. The dryer is used to control a humidity of the gas. The gas heat-insulation device is used to control a temperature of the gas. The gas pool is used to carry the gas. The laser is used to irradiate the gas in the gas pool to generate a Raman scattering light. The gas detector is used to collect the Raman scattering light. The optical monitor is used to adjust and amplify a light signal of the Raman scattering light. The computer is used to output a Raman spectrum and a composition and content of a tar.

公开(公告)号：US20240262974A1

公开(公告)日：2024-08-08

申请号：US18341805

申请日：2023-06-27

Applicant: Tianjin University

Inventor： Ning LI ,  Hengxin LIU ,  Guanyi CHEN ,  Beibei YAN ,  Zhanjun CHENG ,  Shengquan ZHOU ,  Xiaochao ZHU

IPC: C08J11/16 ,  C10L1/04

CPC classification number: C08J11/16 ,  C10L1/04 ,  C08J2323/06 ,  C08J2367/02 ,  C10L2200/0461

Abstract: A method for treating a waste plastic based on a persulfate system is provided. The method includes the following steps: mixing the waste plastic, sulfuric acid, sulfate, peroxymonosulfate, and water, and reacting at 80-140° C. for 3-15 h to complete the treatment; where the waste plastic is polyethylene or polyethylene terephthalate; and the sulfate is copper sulfate or ferrous sulfate. The present invention reasonably regulates and controls each parameter in the reaction process while constructing a homogeneous catalysis system of transition metal activated peroxymonosulfate, and finally directionally converts the waste plastic into C7H12 and C10H12 fuels, which realizes high-efficiency recycling of the waste plastic, has a simple and convenient working procedure, and has a wide application prospect.

公开(公告)号：US20200016534A1

公开(公告)日：2020-01-16

申请号：US16236365

申请日：2018-12-29

Applicant: TIANJIN UNIVERSITY

Inventor： Hui DING ,  Jiahao CUI ,  Jianbo QUAN ,  Dan ZHAO ,  Rui LIU ,  Guanyi CHEN

IPC: B01D53/86 ,  B01J23/44 ,  B01J23/10 ,  B01J37/04 ,  B01J37/03 ,  B01J37/00 ,  B01J37/06 ,  B01J37/02 ,  B01J37/08

Abstract: A method for enhancing degradation of ester volatile organic compounds with a cerium oxide supported palladium single atom catalyst under low-temperature microwave comprises the steps of firstly preparing a single atom catalyst Pd/CeO2, adding the catalyst Pd/CeO2 into a reaction cavity, initiating microwave radiation to enhance the catalysis reaction, and quickly introducing an ester compound with a concentration of 50˜5000 mg/m3 and a space velocity of 2000˜100000 h−1 into the reaction cavity from a vapor phase sampling port to react when the reaction temperature is 10˜80° C. A catalyst packed column is provided in the reaction cavity, the vapor phase sampling port is defined at the bottom of the reaction cavity, and an exhaust port is defined at the top of the cavity. The microwave method can enhance and activate active sites, prevent the aging of active sites, and enable the chemical reaction rate to be increased by more than 17.9%.