36results about How to "Solve technical problems with high production costs" patented technology

The invention provides a 630MPa high-strength seismic resistance index rebar and a production method of the 630MPa high-strength seismic resistance index rebar. The production method comprises the steps that steelmaking raw materials are processed through a converter, so that rough molten steel is obtained; the refining operation is conducted through a refining furnace, so that refined molten steel is obtained; the rolling operation is conducted through a continuous casting machine, so that a continuous casting steel billet is obtained; after the continuous casting steel billet is conveyed toa heating furnace and heated, the steel billet enters a rough rolling unit of a machine frame and is subjected to the rough rolling operation, so that a rough rolled steel billet is obtained; after the rough rolled steel billet is cut and broken, the steel billet enters an intermediate rolling unit of the machine frame and is subjected to the intermediate rolling operation; after the steel billetis processed in a pre-water-cooling section, and the low-temperature finish rolling operation is accomplished, the steel billet is cut and broken, enters a finish rolling unit of the machine frame andis subjected to the finish rolling operation; and after a finish rolled steel billet is cooled and cut, the steel billet is subjected to the finishing operation and is stored. The technical problemsthat the adopted production technology is difficult to meet the 630MPa-strength seismic resistance requirement, and the production cost is high are solved. The technical effects that chemical components and the rolling technology are adjusted on the basis of an ordinary rebar, various index requirements of a high-performance rebar are met, the industrial rolling technology is stable, the cost is reduced, and the benefit is improved are achieved.

The invention relates to a battery charge-discharge device and a battery charge-discharge system. The battery charge-discharge system comprises a charging power source, at least two battery charge-discharge devices which are connected with each other in parallel, a feedback device used for feeding back the connection condition and the parameters of the battery charge-discharge devices, and a reference output device used for outputting at least two reference charging signals and at least two reference discharge signals according to the data fed back by the feedback device. The invention also relates to the battery charge-discharge device. The battery charge-discharge device and the battery charge-discharge system can be used for automatically controlling the charge-discharge current, thus improving the utilization rate of equipment.

The invention relates to the technical field of artificial graphite production, in particular to a preparation method of a high-performance carbon-carbon composite carbon material. The method comprises the steps of paste material preparation, rough blank overlaying, prefabricating for shaping, calcination treatment and graphitization treatment; after coke powder is fed into a carbon kneading pot for kneading with asphalt, cooling, crushing and then grinding are conducted on the coke powder, gaps and the upper surface of carbon cloth are evenly filled with paste material powder, and then a rough blank is formed; prefabricating for shaping is conducted on the rough blank by means of ballasting or needling; after a prefabricated block is placed in a calcination furnace for calcination, treatment is conducted by means of steeping or carbon deposition to form a calcination blank; finally, graphitization treatment is conducted on the calcination blank by means of high temperature. Through the special overlaying structure of the carbon cloth and the paste material powder, not only is the overall density of the prefabricated block improved, but also even distribution of the carbon cloth and the paste material powder is achieved, great improvement of the mechanical strength of the carbon-carbon composite material is achieved, and the technical problem is solved that in the prior art, the production cost is high due to low graphite material strength.

The invention provides a liquid crystal display panel comprising a driving circuit, a data line, a scanning line and a pixel unit, wherein the driving circuit comprises a level translator which is used for converting an input voltage signal into a high level signal or a low level signal and an output buffer which is used for performing amplification processing on the high level signal or the low level signal; and the voltage signals input by a positive phase input end and an inverted phase input end of the level translator can be determined according to numbers of inverting amplifiers in the output buffer. The invention also provides a liquid crystal display device. By adopting the liquid crystal display panel and the liquid crystal display device provided by the invention, the manufacturing cost of the liquid crystal display panel can be effectively reduced.

The invention discloses a purchase data determination method and a device and a computer readable storage medium. The method comprises the following steps: acquiring market oriented data of a target product, wherein the market oriented data is data which affects the sales quantity of the target product; predicting an estimated sales quantity of the target product by using the market oriented data; determining predetermined cost data corresponding to the estimated sales quantity; and processing the predetermined cost data through a predetermined algorithm so as to optimize the estimated sales quantity and obtain target purchase data. The technical problem of high production cost caused by the fact that the reasonable proportion of the purchase quantity of the raw materials and the productivity cannot be controlled during purchase in the prior art is solved.

The present application discloses a reference voltage generating device. A source of a first MOS tube and a source of a second MOS tube are electrically connected with a voltage source respectively; agate of the first MOS tube is electrically connected with a gate of the second MOS tube; the gate of the second MOS tube is connected with a drain of the second MOS tube to form a current mirror structure; a drain of the first MOS tube is electrically connected with a gate of a third MOS tube, and a drain and a gate of a fourth MOS tube, respectively; a source of the third MOS tube is connected with the drain of the fourth MOS tube, and is electrically connected with a gate of a sixth MOS tube, and a threshold voltage of the fourth MOS tube is greater than a threshold voltage of the third MOStube; the drain of the second MOS tube is electrically connected with a gate and a drain of a fifth MOS tube, and the gate of the sixth MOS tube; and a drain of the sixth MOS tube is connected with asource of the fifth MOS tube, and is electrically connected with an output port; and a threshold voltage of the sixth MOS tube is greater than a threshold voltage of the fifth MOS tube. According tothe circuit structure provided by the present application, the technical problem of a high manufacturing cost caused by the complicated structure of the existing reference voltage generating device issolved.

The invention discloses an information processing method, which is applied to an electronic device. The electronic device comprises a time delay module and N photographing modules connected with the time delay module, wherein N is an integer no small than 2. The method comprises steps: at a first time, the time delay module acquires a first control signal for starting the N photographing modules and N sending delay time durations of the N photographing modules; the time delay module acquires an ith sending delay time duration corresponding to the ith photographing module in the N photographing modules, and when the time delay module receives first control information and after the ith sending delay time duration, the first control information is sent to the ith photographing module, wherein i is an integer between 1 and N; and the ith photographing module starts after receiving the first control information, wherein the N modules have the same starting time.

The invention provides a touch display panel, which comprises a color-film substrate, an array substrate and a liquid crystal layer, wherein a color-film color barrier and a common electrode are arranged on the color-film substrate; a data line, a scanning line, a thin-film transistor and a pixel electrode are arranged on the array substrate; the liquid crystal layer is arranged between the color-film substrate and the array substrate; the common electrode comprises a plurality of strip-shaped sub-common electrodes which are distributed in parallel; and when the touch display panel carries out a touch operation, the common electrode is used as a touch induction electrode and the scanning line is used as a touch drive electrode. The invention further provides a touch display device. According to the touch display panel and the touch display device provided by the invention, the common electrode is used as the touch induction electrode and the scanning line is used as the touch drive electrode, so that extra touch wire arrangement is reduced; and the manufacturing cost of the touch display panel and the touch display device is reduced.

The invention discloses an electronic device comprising a device housing, a monopole antenna, a loop antenna, and a coaxial cable, wherein the monopole antenna, the loop antenna and the coaxial cable are disposed in the device housing. The coaxial cable is directly connected with the feed port of the monopole antenna, and feeds the monopole antenna in order to stimulate the monopole antenna to generate radiation such that a high-frequency resonant electromagnetic field is formed on the radiation end of the monopole antenna. The loop antenna is located within the coverage of the high-frequency resonant electromagnetic field generated by the monopole antenna. The high-frequency resonant electromagnetic field stimulates the loop antenna by means of energy coupling so as to enable the monopole antenna and the loop antenna to be both in operating states.

The invention discloses a thin film transistor and a preparation method thereof. The thin film transistor comprises a substrate, a gate layer, a first insulating layer, an active layer, a patterned source electrode, a drain electrode, and an organic passivation layer; the gate layer, the first insulating layer and the active layer are formed on the substrate, the patterned source electrode and drain electrode formed on the active layer are respectively electrically connected with the active layer; the organic passivation layer formed on the patterned source electrode and drain electrode is indirect contact with the active layer; the active layer comprises a metal oxide, the metal oxide comprises an oxide In2O3 of indium and a composite oxide formed by oxide MO of a fifth sub-group element, and the organic passivation layer is a polymer organic material. According to the technical scheme, the organic passivation layer is in direct contact with the active layer composed of the indium oxide In2O3 of indium and the composite oxide formed by the oxide MO of the fifth sub-group element; on one hand, the organic passivation layer and the active layer are in direct contact such that a donor doping effect is not caused to the active layer, and the device works normally and stably; on the other hand, the preparation process is simple, and the cost is low.

The present invention belongs to the technical field of animal vaccines and veterinary biological products, and particularly relates to a subunit H protein of a peste des petits ruminants virus and apreparation method and application of the subunit H protein. The subunit H protein is a truncated head functional protein of an H protein of the peste des petits ruminants virus, amino acid sequencesof the subunit H protein are an amino acid sequence (1) as shown as SEQ ID NO.1 and a derived amino acid sequence (2) having the immunogenicity and obtained by performing substitution, deletion or addition of multiple amino acids on the sequence SEQ ID NO.1, and the derived amino acid sequence and the sequence SEQ ID NO.1 have the sequence identity of 80-100%. The subunit H protein is prepared mainly by constructing recombinant plasmids, transfecting cell strains with the recombinant plasmids, screening the high-expression cell strains and purifying the subunit H protein of the peste des petits ruminants virus, can be better suitable for subunit vaccines or diagnostic reagents of peste des petits ruminants viruses, and has the characteristics of efficient secretory expression, high proteinpurity, easy purification, low production cost, high safety performance and the like.

The invention provides a sapphire substrate manufacturing method, and the method comprises the steps: obtaining a wafer which is cleaned after wire cutting, carrying out the cleaning before annealing of the wafer which is cleaned after wire cutting, and carrying out the annealing treatment of the wafer; according to the wafer specification data, carrying out wire cutting and then dividing on the annealed wafers, screening the wafers subjected to division, and obtaining the screened wafers of the first specification; and chamfering the first specification wafer to obtain the sapphire substrate. According to the sapphire substrate manufacturing method, the wafer subjected to linear cutting is detected according to the wafer specification data to obtain the wafer of the first specification, the wafer of the first specification is chamfered, the sapphire substrate is obtained through the chamfered wafer, double-sided grinding is not needed, the manufacturing technological process is simplified, and the technical problem that in the prior art, after multi-line cutting, all products need to be subjected to double-face grinding, then subsequent production procedures can be conducted, and the single-piece production cost is high is solved.

The invention belongs to the technical fields of animal vaccines and veterinary biological products, and particularly relates to a subunit F protein of a peste des petits ruminants virus as well as apreparation method and application of the subunit F protein. An amino acid sequence of the subunit F protein is as follows: (1) an amino acid sequence represented by SEQ ID NO.1; (2) a derived immunogenic amino acid sequence obtained from the amino acid sequence represented by SEQ ID NO.1 through substitution, deletion and addition of one or more amino acids. The subunit F protein is mainly prepared by the steps of constructing recombinant plasmids, transfecting cell strains by virtue of the recombinant plasmids, screening highly-expressed cell strains, and purifying the subunit F protein of the peste des petits ruminants virus. The subunit F protein is well applied to subunit vaccines or diagnostic reagents for the peste des petits ruminants and has the characteristics that secretory expression is efficient, the protein purity is high, purification is easily realized, the production cost is lowered, the safety performance is high, and the like.

The invention discloses a toona sinensis clustered shoot induction and multiplication method. Annual branches which are not lignified are taken as explants, put on a specific induction medium, and induced under the culture conditions of the temperature of 25 DEG C, the humidity of 60%, the illumination intensity of 20-60 mu mol m<-2>s<-1> and the photoinduction time of 16 h / d, callus is formed, and then the callus is induced on a specific differentiation medium under the same culture conditions to form clustered shoots; when the clustered shoots grow to be 3 cm or longer, the clustered shootsare cut, and dense callus is selected for continued multiplication culture. With the adoption of the method, the callus inductivity of a stem can reach 100%, the induction rate of the clustered shootsis higher than 50%, and the multiplication rate of the clustered shoots is higher than 8 and is up to 26.

The invention relates to a method for manufacturing a composite grounding film and a method and a structure of a high-temperature-resistant grounding elastic piece. The invention discloses a method for manufacturing a composite ground film. The method comprises a film pasting step and an electroplating step, wherein the film pasting step comprises the following steps: attaching a separation film to the surface of the copper foil, wherein the spacing membrane is an insulator and is provided with spaced electroplating baths; the electroplating step comprises the step of plating a metal conducting layer on the surface of the copper foil through an electroplating bath of the spacing membrane. According to the utility model, the insulating spacer membrane is attached to the surface of the copper foil, and the spacer membrane is provided with the spaced electroplating baths, so that when the metal conducting layer is electroplated, the attached part of the spacer membrane cannot form the plated metal conducting layer, and the material of the plated metal conducting layer is saved. Therefore, by adopting the technical means of attaching the insulating diaphragm to the surface of the copper foil, the technical problem that the surface of the copper foil cannot be continuously electroplated into the spaced metal conducting layer in batches at low cost is solved, and the technical effectof saving precious metal conducting layer materials is achieved.