11results about How to "Many cycles" patented technology

The invention relates to the technical field of biological pharmacy, in particular to a high-yield mutant streptococcus protein G and application thereof. Compared with a wild type protein G, the mutant recombinant protein G provided by the invention has the advantages that the yield in an expression system in escherichia coli is multiplied, the cost for preparing a G Column filler is greatly reduced, and the problem of high cost of a monoclonal antibody is solved. The mutant recombinant protein G retains the binding function of wild protein G to IgG protein, can greatly reduce the manufacturing cost of a G Column affinity chromatography column, is more stable and not easy to degrade, has more recycling times while reducing the production cost of the protein G affinity chromatography column, and has wide application prospects in an antibody purification process.

The application discloses a preparation method of an antibiotic selective adsorbent, first, C-BN nanosheet balls are prepared by a simple catalytic thermal evaporation method; second, the C-BN nanosheet balls are used as a main body to limit and load magnetic Fe3O4 nanoparticles; and then mesoporous SiO2 and imprinted polymers are coated on the surface of the C-BN nanosheet balls in sequence, and the tetracycline antibiotic selective adsorbent is obtained after template molecules are eluted. The tetracycline antibiotic selective composite adsorbent with high adsorption capacity is prepared, the high specific surface area of the carrier material and the enrichment antibiotic capacity of the radial structure and the selectivity of the surface molecular imprinting material are fully utilized, the selective adsorption of specific antibiotics in a complex solution is effectively realized, and the adsorption efficiency is effectively improved. The carbon-doped BN and the limited loading magnetic particles enhance the adsorption capacity, and the adsorbent can be quickly recovered and separated under an external magnetic field. Meanwhile, the SiO2 layer and the imprinted polymers enable the antibiotics to be quickly desorbed, and the cycle number is more, so that the antibiotic selective adsorbent has application prospects in the fields of sewage treatment and food antibiotic detection.

The utility model discloses a modularization sodium base energy storage system with senior control relates to energy storage management technical field, including the rack, the high voltage controller is installed on the rack upper end, and the rack front end is arranged with a plurality of layers of placing cavity, and the same layer placing cavity rear portion is installed with the power backplate, and the power backplate all is installed with group controller, and the placing cavity inside all pull -out type installation has a plurality of battery packs, and the battery pack inside is installed with a plurality of sodium electricity electric core, and every group sodium electricity electric core all is installed with the electric core control panel. The utility model through the dynamic detection of all single battery's physical quantity in the operation process, through the algorithm accurate forecast each electric core's performance parameter, cut out the electric core of poor performance, make all electric core can basically exert respective optimal performance, can realize system, dynamic, intelligent control to electric core, realize more cycle times, increase economic benefit.

The invention relates to a 5G downlink RB scheduling device and method for a DSP, and the device comprises a storage module which is used for storing N RB type filling information, N being the number of all combinations of data types which may be placed by 12 REs in one RB; the acquisition module is used for acquiring RB scheduling information, and the RB scheduling information comprises a data arrangement index and addresses of different data types; the data processing module is used for acquiring corresponding RB type filling information from the storage module according to a data arrangement index in the RB scheduling information, acquiring data in corresponding addresses from the RB type filling information according to addresses of different data types, and filling corresponding RE memory output spaces with the data; and the output module is used for outputting the data in the corresponding RE memory output space. The processing efficiency of the vector processor can be improved.

The utility model discloses a computer water cooling mechanism, and relates to the field of computers. The computer water-cooling cooling mechanism is applied to a case and comprises a mounting plate, an adjusting unit is arranged between every two adjacent heat dissipation pipes, and the adjusting units are used for controlling the heat dissipation pipes in connecting bases to be communicated with connecting pipes or backflow pipes. According to the water-cooling cooling mechanism for the computer, the connecting pipe is shielded through the adjusting sleeve, water directly circulates into the radiator through the backflow pipe at the moment, the circulation range is small at the moment, the number of times of circulation at the same time is large, and the cooling effect is good, and when the cooling range needs to be enlarged, the cooling effect is good by adjusting the position of the adjusting sleeve on the connecting base; at the moment, the adjusting sleeve shields the backflow pipe, the heat dissipation pipes communicate with the connecting pipes, at the moment, the heat dissipation pipes communicate with the adjacent heat dissipation pipes through the connecting pipes, and the heat dissipation range is expanded.

The present invention relates to the field of pharmaceutical chemicals, and specifically discloses a pharmaceutical intermediate 2-amino-tetrahydropyrano[3,2- c ] A method for preparing a quinoline-5-one derivative, wherein the method uses aldehyde, active methylene compound and 4-hydroxyquinoline-2-one as reaction raw materials, uses a solid-supported alkaline ionic liquid as a catalyst, and uses an ethanol aqueous solution as a reaction solvent. The system prepares 2-amino-tetrahydropyrano[3,2- c ] The catalytic activity of quinoline-5-one derivatives is higher, and the reaction time can be greatly reduced under mild conditions.

The utility model discloses a concrete block bottom skin cleaning device, belongs to the technical field of mold material separation equipment, and provides a concrete block bottom skin cleaning device capable of reducing bottom skin damage. The concrete block bottom skin cleaning device comprises a rack, the rack is provided with a base, a longitudinal air cylinder is fixedly connected to the base, and the movable end of the longitudinal air cylinder is fixedly connected with a floating table; a sliding assembly is arranged on the upper surface of the floating table, the sliding assembly comprises a cut-in plate and a gap suitable for being inserted between the concrete block and the bottom skin, a swing assembly is arranged on the lower surface of the floating table, the swing assembly is located below the sliding assembly, and the swing assembly comprises a bearing plate suitable for providing supporting force for the bottom skin; the floating table is provided with a blanking groove penetrating through the upper and lower surfaces. The cutting-in plate with a larger force application area is arranged to replace a clamp in manual operation, the acting force borne by the bottom leather is effectively dispersed, stress concentration is avoided, the probability that the bottom leather is torn and broken in the stripping process is effectively reduced, and the modeling effect is guaranteed when the bottom leather is recycled and reused.

The application discloses a filter, which comprises a filter body and a connecting piece, the connecting piece is located at a connecting end of the filter body, the filter body comprises n layers of filter screens and a filtering cavity formed by the n layers of filter screens, the n layers of filter screens are sequentially connected to form n-1 layers of filter hole channels, wherein n is a positive integer greater than or equal to 2, filter holes on two adjacent layers of filter screens are staggered, the two adjacent layers of filter screens are connected through a plurality of connecting columns, and the connecting columns and the staggered filter holes form the filter hole channels. The filter of the application can effectively filter non-metallic inclusions and impurities such as oxides in liquid through the multi-layer filter screens and the staggered filter holes, meanwhile, the filter has a large effective filtering area and a large number of recycling times, so that the internal quality of castings is improved and the yield of low-pressure aluminum alloy castings is improved.

The present invention belongs to the field of CO2 capture technology, and specifically relates to a graphene-based solid acid catalyst, a preparation method and application thereof, and a method for treating CO2 flue gas. The graphene-based solid acid catalyst uses a molecular sieve as a carrier, and graphene oxide, WO3 and TiO2 as active components. The key to the present invention is that graphene oxide, WO3 and TiO2 are simultaneously loaded on the molecular sieve carrier as active components, thereby not only significantly improving the desorption efficiency of CO2, but also reducing the desorption energy consumption. In addition, the graphene-based solid acid catalyst provided by the present invention has a strong catalytic ability and a large number of recycling times.

The invention provides smoke dust removal treatment equipment for thermal power generation, which comprises a smoke suction fan, the right side of the smoke suction fan is fixedly connected with a coarse dust filtering device, the right side of the coarse dust filtering device is fixedly connected with a fine dust filtering device, and the right side of the fine dust filtering device is fixedly connected with a wet net box. An inserting assembly is fixedly mounted in the wet net box, a multi-stage filter screen cloth is inserted into the inserting assembly, and a water circulation cleaning device is fixedly mounted on the right side of the interior of the wet net box. Large flying chips and impurities in the air can be filtered and isolated through the coarse dust filtering device, small-particle impurities can be filtered and isolated through the fine dust filtering device, the air passes through the wet net cage after being filtered twice, multi-stage filter screen cloth is matched with the water circulation cleaning device, and the dust in the air can be removed while multi-stage filtering is conducted through the multi-stage filter screen cloth. And the water circulation cleaning device is used for cleaning, so that the use state of the multi-stage filter cloth can be kept.

The invention discloses an application of a fluorinated COF magnetic composite material in adsorption of mycotoxin. The fluorinated COF magnetic composite material disclosed by the invention has a simple structural formula of Fe3O4 (at) TAPT-COF-4F, and is characterized in that a nano Fe3O4 particle is taken as a core, and a covalent organic framework material layer which is formed by polycondensation of a 2, 4, 6-tri (4-aminophenyl)-1, 3, 5-triazine monomer and a 2, 3, 5, 6-tetrafluoroterephthalaldehyde monomer and imine bond connection is tightly attached to the nano Fe3O4 particle. The material has good adsorption performance on fungaltoxin, can be used for enriching and purifying fungaltoxin, and has the advantages of high adsorption capacity, better hydrophilicity, short adsorption equilibrium time, stronger matrix interference resistance, good stability in the adsorption extraction process, high separation speed, high adsorption extraction efficiency and multiple recycling times.