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Tianjin University patents


Recent patent applications related to Tianjin University. Tianjin University is listed as an Agent/Assignee. Note: Tianjin University may have other listings under different names/spellings. We're not affiliated with Tianjin University, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "T" | Tianjin University-related inventors


Polymer grade lactic acid monomer production bacteria and construction method thereof and technology for manufacturing lactic acid

Disclosed are very high optically pure d- and l-lactic acid fermentation production strains and construction methods thereof and the method for preparing very high optically pure d- and l-lactic acids using the strains, wherein the deposit number of the d-lactic acid fermentation production strain is cgmcc no. 11059, and the deposit number of the l-lactic acid fermentation production strain is cgmcc no. ... Tianjin University

Micron-scale cerium oxide particle having multi-core single-shell structure and preparation method therefor

The present invention involves micron-scale cerium oxide particles having a multi-cores single-shell structure, comprising: a cerium oxide shell, the shell being composed of crystalline and/or amorphous nano-scale cerium oxide particles; and a plurality of nano-scale cerium oxide grain cores aggregates located in the interior of the shell. Also involved is a preparation method for the micron-scale cerium oxide particle having a multi-cores single-shell structure. ... Tianjin University

Bidding method of distributed energy resource in micro-grid based on artificial immunity

The present invention discloses a micro-grid distributed energy resource bidding method based on artificial immunity including the following steps: processing the collected information by a bidding unit agent to form artificial immune antigen of quotation environmental; performing solving based on artificial immune algorithm to obtain antibody meeting the interest of a distributed energy resource; and decoding the antibody to obtain a bidding scheme of the distributed energy resource. The present invention utilizes artificial immune intelligent algorithm with strong ability of information processing and self-adaption, thus solving the problem of uncontrollable bidding under complicated environment. ... Tianjin University

Double-disc straight groove cylindrical-component surface grinding disc

A double-disc straight groove cylindrical-component surface grinding disc, includes a first grinding disc and a second grinding disc, rotating relative to each other; the the first grinding disc's working face is planar; the second grinding disc's surface, opposite the first grinding disc, includes a set of radial straight grooves, with groove faces of the straight grooves are the working face of the second grinding disc; the cross-sectional outline of the working face of the second grinding disc is arcuate or v-shaped or is a v-shape having an arc; during grinding, a workpiece spins inside the straight grooves, while under the effect of an advancing apparatus, the workpiece slides in translational motion along the straight grooves. The described grinding disc device has high-volume production capabilities, and the shape accuracy and size consistency of the cylindrical roller's cylindrical surface and the efficiency in machining are improved, and machining cost is reduced.. ... Tianjin University

Cylindrical-component grinding device, and workpiece advancing apparatus and grinding method thereof

A double-disc straight groove cylindrical-component surface grinding disc, includes a first grinding disc and a second grinding disc, rotating relative to each other; the the first grinding disc's working face is planar; the second grinding disc's surface, opposite the first grinding disc, includes a set of radial straight grooves, with groove faces of the straight grooves are the working face of the second grinding disc; the cross-sectional outline of the working face of the second grinding disc is arcuate or v-shaped or is a v-shape having an arc; during grinding, a workpiece spins inside the straight grooves, while under the effect of an advancing apparatus, the workpiece slides in translational motion along the straight grooves. The described grinding disc device has high-volume production capabilities, and the shape accuracy and size consistency of the cylindrical roller's cylindrical surface and the efficiency in machining are improved, and machining cost is reduced.. ... Tianjin University

High scanning frequency coms-tdi image sensor

The present invention relates to technical field of analog integrated circuit design. Tdi function is better realized by cmos image sensor and it improves scanning frequency of the cmos-tdi image sensor and extends application range of tdi technique. ... Tianjin University

Current accumulative pixel structure for cmos-tdi image sensor

The present invention relates to technical field of analog integrated circuit design. Tdi function is better realized by cmos image sensor and it improves scanning frequency of the cmos-tdi image sensor and extends application range of tdi technique. ... Tianjin University

Novel industrial crystallization method of cefuroxime sodium and preparation thereof

It discloses a new industrial crystallization method of cefuroxime sodium, wherein supercritical fluid extraction technology and traditional crystalline technology are combined to realize the recrystallization of cefuroxime sodium. Processes such as extraction, adsorption, crystallization and drying are carried out with a supercritical fluid, a solvent, an extraction cell and a crystallization tank to realize the recrystallization of cefuroxime sodium under a specific pressure at a specific temperature.. ... Tianjin University

Polyetherimide composite nanofiltration membrane and preparation method thereof

The present invention relates to a polyetherimide composite nanofiltration membrane and a preparation method thereof, the method comprises the following steps: (1) dissolving polyetherimide and an additive into an organic solvent, stirring and keeping aside for deaeration to prepare a casting solution, blade coating of the casting solution onto a smooth surface of a nonwoven fabric, and placing under an air atmosphere and then putting into deionized water to obtain a support membrane 1, wherein the surface of the nonwoven fabric coated with the casting solution is referred to as surface a; (2) immersing the surface a of the support membrane 1 into an aqueous solution of m-phenylenediamine, taking out and drying in the air, then immersing the surface a into a solution of 1,2,4,5-benzene tetracarbonyl chloride in n-hexane or cyclohexane, and taking out and drying in the air to obtain a support membrane 2; and (3) immersing the surface a of the support membrane 2 into an aqueous solution of edc.hcl, then adding nhs into the aqueous solution of edc.hcl, then adding an aqueous solution of ethylene diamine and keeping aside, and then rinsing with deionized water to obtain a polyetherimide composite nanofiltration membrane. The method of the invention has the advantages of low cost, low energy consumption and low pollution; and also has high rejection towards low-molecular-weight compound, stable performance and a longer lifetime.. ... Tianjin University

Affinity peptide ligand of mouse polyomavirus capsomer and designed screening method thereof

Affinity peptide ligands of mouse polyomavirus capsomers and a designed screening method thereof. The affinity peptide ligands can be used for separation and purification of the capsomers.. ... Tianjin University

Digital pixel exposure method by using multiple ramp voltage as reference voltage

The present invention relates to a cmos image sensor. The present invention provides a digital pixel sensor capable of maintaining consistency between two reference voltage changing rates. ... Tianjin University

Five-degree-of-freedom hybrid robot with rotational supports

The present disclosure discloses a five-degree-of-freedom hybrid robot with rotational supports. A first and a second fixed shaft seats are rotatably connected to a first and a second rotational support through a hinge, respectively. ... Tianjin University

Cylindrical single-piece lithium-ion battery of 400ah and its preparation method

A cylindrical single-piece lithium-ion battery of 400 ah includes: a cylindrical battery enclosure (1), a battery mandrel (3), a plurality of tabs (4), a wiring terminal (6), a positive and negative electrode cover (11); a positive electrode sheet, said battery positive electrode is composed of lifepo4, conductive carbon-black, graphite, adhesive such as pvdf, and solvent such as nmp; a negative electrode sheet, the battery negative electrode is composed of lithium titanate, conductive carbon-black, graphite, adhesive such as pvdf, and solvent such as nmp. The cylindrical lithium-ion battery made by the invention has a capacity of 400 ah which is the one reportedly having the largest capacity in the world presently.. ... Tianjin University

Method for solving the decomposition-coordination calculation based on block bordered diagonal form (bbdf) model using data center

The present invention proposes a method for solving the decomposition-coordination calculation based on block bordered diagonal form(bbdf) model by using data center. During the solving process, partitioning the electric power system network by using the existing network partitioning method to achieve the grid partition, and setting the parameters of virtual memories firstly, thus to establish the bin-packing model with the priority of energy efficiency; and then, setting each calculating step of the decomposition-coordination calculation based on bbdf as a task. ... Tianjin University

02/09/17 / #20170037054

Method for preparing spherical clopidogrel hydrogen sulfate polymorph i

This invention provides a new preparation method of clopidogrel hydrogen sulfate spherical crystal form i, using single 2-butanol as solvent, controlling the concentration, addition way and addition speed of sulfuric acid used to salify to shorten the process time, thus separating out clopidogrel hydrogen sulfate from solution system stably with spherality. And the clopidogrel hydrogen sulfate obtained complies with the requirements of the follow-up process on residual solvent, bulk density and mobility.. ... Tianjin University








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