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100results about How to "Improve market competitive advantage" patented technology

Conductive paste for solar battery

The invention belongs to the technical field of solar batteries and particularly discloses a conductive paste for a solar battery. The conductive paste comprises an organic carrier and solid powder dispersed in the organic carrier, wherein the solid powder comprises conductive silver powder and glass powder; the conductive silver powder is flaked silver powder; and the conductive silver powder accounts for 92 to 99 weight percent of the solid powder and accounts for 35 to 60 weight percent of the conductive paste. The conductive paste overcomes the prejudice of technicists in the field on lowsilver content and low electric performance, and higher electric performance can be achieved by reducing the silver content in the conductive paste; furthermore, the conductive paste for the solar battery has low silver content and moderate viscosity, and is favorable for screen printing, and attractive in appearance without sand holes, pinholes and the like after being sintered; compared with the common silver paste having higher silver content, the conductive paste has the advantage that the solar battery prepared from the conductive paste has high photoelectric conversion efficiency and the photoelectric conversion efficiency of a monocrystalline silicon piece is more than 17.50 percent.
Owner:BYD CO LTD

Fruit and vegetable nutritional ice cream and preparation method thereof

The invention relates to fruit and vegetable nutritional ice cream and a preparation method thereof and belongs to the field of food processing. According to the preparation method, fruits and vegetables are added in a form of fruit and vegetable ultra-micro powder; the produced fruit and vegetable nutritional ice cream has rich fruit and vegetable aroma and flavor; the taste is uniform and the color and the luster are bright; the mouth feel is fine and smooth and no ice crystal exists; the fruit and vegetable nutritional ice cream contains beneficial components including dietary cellulose, pectin and the like in pericarp so that the fruit and vegetable nutritional ice cream is easily digested and absorbed by an organism and the nutritional values of the fruits and the vegetables are improved; resources of the fruits and the vegetables are utilized sufficiently and the utilization rate of the raw materials is improved. A formula become simple and main raw materials only contain fresh milk, cream, the fruit and vegetable ultra-micro powder and sugar; meanwhile, the use amounts of an emulsifying agent and the sugar are reduced. The problems that the taste is not good and the fruits with low juice content and the vegetables with the low juice content (such as pumpkins) are difficult to add into the ice cream or the taste is poor after the fruits with low juice content and the vegetables with the low juice content are added are solved.
Owner:INST OF AGRO FOOD SCI & TECH SHANDONG ACAD OF AGRI SCI

Method and device for predicting output power of photovoltaic power generation system

The embodiment of the invention discloses a method for predicting output power of a photovoltaic power generation system, variation mode decomposition is performed on historical output power data of the photovoltaic power generation system in a preset time period, an extreme learning machine prediction model is built according to a plurality of decomposition components obtained by decomposition and corresponding meteorological data, a prediction result of each decomposition component is calculated according to the extreme learning machine prediction model, and a sum of the prediction results is used as a prediction result of the output power of the photovoltaic power generation system. A variation mode decomposition algorithm has good noise robustness and non-recursiveness, and selection of reasonable parameters can effectively avoid a mode aliasing phenomenon, thereby obtaining a high-accuracy decomposition signal, and facilitating improvement of prediction accuracy; and the characteristics of good generalization performance and fast learning speed of an extreme learning machine can further improve prediction precision and prediction efficiency. In addition, the embodiment of the invention also provides a corresponding realization device, which further enables the method to have practicability, and the device has corresponding advantages.
Owner:GUANGDONG UNIV OF TECH

Metal-ceramic wear-resistance material of three-dimensional network ceramic skeleton and preparing method thereof

The invention relates to a metal-ceramic wear-resistance material of a three-dimensional network ceramic skeleton and a preparing method thereof. The three-dimensional network ceramic skeleton made bya 3D printing technology is used as a ceramic base body compounded with a metal base body, the whole is continuous, and the strength is high; as the ceramic skeleton is doped with metal alloy powder,the reactivity of the ceramic base body is effectively improved when base body molten metal is cast due to the existence of the metal alloy, the wettability of the molten metal in the ceramic skeleton is improved, and the molten metal is better permeated in the ceramic skeleton; as the melting point of the to-be-doped metal alloy powder is high, the solid characteristics of part of powder do notchange during sintering, the integrity of the three-dimensional network ceramic skeleton is facilitated, the strength of the skeleton is ensured in the casting process, and accordingly, the strength and the wear resistance of the metal-ceramic wear-resistance material are higher; and therefore, the problem that the bonding property of the ceramic base and the base metal is poor is radically solved, the production cycle of the product is greatly shortened, and the market competitiveness of a production enterprise is greatly improved.
Owner:ZHONGCAI HIGH NEW MATERIAL +1

Stripping device for roll material sponge and in-shell film pasting automation equipment applying stripping device

The invention discloses a stripping device for a roll material sponge. The device comprises a first mounting frame, a discharging roller, a material passing track, a stripping assembly, a pulling assembly and a receiving roller, the discharging roller, the material passing track, the stripping assembly, the pulling assembly and the receiving roller are arranged on the first mounting frame, the stripping assembly is located at the tail end of the material passing track, the discharging roller and the receiving roller are located above and below the material passing track respectively, and the pulling assembly is located below the material passing track. In-shell film pasting automation equipment comprises the stripping device and further comprises a machine table, a rotating disc, a discharging device, a material moving device and a film pasting device, the rotating disc, the discharging device, the material moving device and the film pasting device are arranged on the end face of the machine table, and the film stripping device is also arranged on the machine table. The in-shell film pasting automation equipment is uniform, adjustable and controllable; the speed and the efficiency are high; only materials need to be replaced and products need to be collected manually, one person can operate multiple devices, manpower is saved, and cost is reduced; automatic production is achieved, personnel are few, and management is easy; and the production cost is low, the product quality is good, the market competitive advantage is greatly improved, and the device and the equipment are suitable for wide use and popularization.
Owner:SALCOMP SHENZHEN CO LTD

Low-fat-content Xinjiang naan bread and preparation method thereof

The invention relates to low-fat-content Xinjiang naan bread and a preparation method thereof, and belongs to the field of food processing. The low-fat-content Xinjiang naan bread is mainly prepared from the following raw materials in parts by weight: 500 parts of flour, 5-15 parts of hypsizygus tessellates powder, 1-3 parts of active dry yeast, 1-4 parts of salt, 3-6 parts of sugar and 200-300 parts of water. Compared with conventional Xinjiang naan bread, the low-fat-content Xinjiang naan bread disclosed by the invention has the following advantages: the hypsizygus tessellates powder is added in the raw materials while grease is omitted, so that the prepared low-fat-content Xinjiang naan bread is rich in nutrition, and has health-care effects; moreover, the low-fat-content Xinjiang naan bread is low in fat content, healthy and prolonged in shelf life. Although the raw materials of the low-fat-content Xinjiang naan bread disclosed by the invention contain no grease, the crispness of the low-fat-content Xinjiang naan bread is comparable to the crispness of the Xinjiang naan bread added with grease, or the crispness of the low-fat-content Xinjiang naan bread is even better. In addition, the addition of the hypsizygus tessellates powder is capable of improving the coloring capacity of the Xinjiang naan bread, so that the baking time is thereby shortened. An oven is utilized to replace the pit as a baking device according to the preparation method; and during the baking processes, a technological means of using high heat first and using low heat later is utilized, so that the problems of excessive dryness and excessive hardness of the surface of the Xinjiang naan bread are effectively solved.
Owner:UNIV OF JINAN

Welding machine cable material adopting single covering layer and preparation method thereof

The invention relates to a welding machine cable material adopting a single covering layer and a preparation method thereof, and belongs to the technical field of cables. The technical scheme is that the welding machine cable material comprises the following main components: 90-105 parts of chlorinated polyethylene rubber, 20-30 parts of ethylene propylene rubber, 0.5-1 part of poly(1,2-dihydro-2,2,4-trimethylquinoline), 5-8 parts of low-molecular polyethylene wax, 1-3 parts of antimony trioxide, 10-15 parts of dioctyl phthalate, 3-4 parts of dicumyl peroxide, 2-3 parts of triallyl isocyanurate and 0.5-1.5 parts of N,N'-1,3-metaphenylene bismaleimide. According to the welding machine cable material and the preparation method, the chlorinated polyethylene rubber and ethylene propylene rubber are taken as the base materials, double functions including insulation and sheathing are considered, the cable material has characteristics of the flame retardant level A, has good electric insulation property, passes the 1,000 V finished product voltage test, has wear-resisting, oil-resisting and soft characteristics and meets all requirements in the national standard GB/T5013.1 for SE3 and SE4 materials, the tensile strength is higher than 12 Mpa, the cost is about half of that of SE4 neoprene in the corresponding period or other equivalent synthetic elastomer mixture, so that the cable material has great competitive advantage in market.
Owner:HEBEI HUATONG WIRES & CABLES GRP CO LTD

Two-dimensional carbon nanosheet and method for preparing two-dimensional carbon nanosheet on a large scale

The invention relates to a two-dimensional carbon nanosheet and a method for preparing the two-dimensional carbon nanosheet on a large scale. Carbohydrates are creatively used as carbon sources for preparing the two-dimensional carbon nanosheet, the carbon sources do not need to be subjected to esterification reaction, and hydroxyl is directly complexed with transition metal provided by nitrate toform a metal polymer skeleton. The formation time of the aqueous solution is greatly shortened and is only less than 1h, which cannot be realized by the existing preparation process and has importantsignificance. The formation time of precursor colloid is further shortened and less than 2h by using the carbohydrates. Nitrate radicals provided by nitrate in the invention can generate a large amount of gas in an instant or rapid pyrolysis process, so that a strong impact force is provided to counteract the stacking force between the carbon sources, and an ultrathin carbon nanosheet is obtained. Short-time large-scale preparation of high-quality two-dimensional carbon nanosheet is realized and the preparation time is less than 3-4h, which is a qualitative improvement for the preparation technology of the two-dimensional carbon nanosheet.
Owner:SHANDONG UNIV OF TECH

High-accuracy automatic film pasting device for large-tolerance incoming material

The invention discloses a high-accuracy automatic film pasting device for a large-tolerance incoming material. The high-accuracy automatic film pasting device for the large-tolerance incoming materialcomprises a feeding station, a cleaning station, a reverse side label discharging machine, a turnover station, a positioning station, a front side label discharging machine, a levelling station, a discharging station and a center rotary plate, wherein eight magnetic sheet carriers are uniformly arranged on the outer edge on the center rotary plate along the circumferential direction; the feedingstation, the cleaning station, the reverse side label discharging machine, the turnover station, the positioning station, the front side label discharging machine, the levelling station and the discharging station are sequentially and uniformly arranged along the circumferential direction of the center rotary plate; a drive device for controlling rotation is arranged in the center of the center rotary plate; positioning clamp holes are formed in the magnetic sheet carriers; electric appliance magnetic sheets are arranged on the magnetic sheet carriers; and positioning holes are formed in the electric appliance magnetic sheets. The high-accuracy automatic film pasting device for the large-tolerance incoming material provided by the invention overcomes the defects of the prior art, and is reasonable in structure, high in automation degree, and beneficial to reducing the production cost and improving the production efficiency.
Owner:东莞市赛恩斯自动化设备科技有限公司

Cast iron base structure of box type motor unilateral wind path and box type motor

The invention discloses a cast iron base structure of a box type motor unilateral wind path. Thecast iron base structure comprises a cast iron base which is integrally formed by square boxes at two sides and a middle cylinder; the middle cylinder comprises a core cylinder, inwards-protruding axial inner reinforcing ribs are arranged on the periphery of the core cylinder, and axial ventilation channels of the machine base are formed between the axial inner reinforcing ribs. The inwards-convex axial inner reinforcing ribs are in interference fit with the outer diameter of the stator iron core atthe same time to support and install the stator iron core; radial inner reinforcing ribs are further arranged in the core cylinder, and the inward-protruding height of the radial inner reinforcing rib is lower than that of the axial inner reinforcing rib. The tops of the square boxes on the two sides are provided with an air inlet of a non-shaft-extension end and an air outlet of a shaft-extension end respectively, and the side portions of the square boxes are provided with installation base plates of an auxiliary junction box and a main junction box respectively. According to the invention,motors with all pole numbers and all rated power output at the same center height use the same cast iron base blank, so that the comprehensive cost of the whole machine is effectively reduced while the production and manufacturing period of the base is greatly shortened.
Owner:WOLONG ELECTRIC NANYANG EXPLOSION PROTECTION GRP CO LTD +1

Installation structure for cooling fan of generator

The invention discloses an installation structure for a cooling fan of a generator. The installation structure comprises a generator rotary shaft, a fan body, a center shaft sleeve and a peripheral lock plate. Firstly, the center shaft sleeve is inserted in a shaft hole of the fan body in a mode that a shaft sleeve groove is aligned with a fan boss on the fan, and thus the fan boss enters the shaft sleeve groove; then the center shaft sleeve with the fan body is installed on the generator rotary shaft in a sleeving mode, a shaft sleeve boss on the center shaft sleeve is embedded into a rotaryshaft key groove in the generator rotary shaft, the inner end face of the center shaft sleeve leans against the stepped face between the inner rotary shaft section and the middle rotary shaft sectionof the generator rotary shaft, and the outer end face of the center shaft sleeve is flush with the outer end face of the outer rotary shaft section; and then the peripheral lock plate is arranged on the outer end head of the rotary shaft in a sleeving mode, a plurality of installation holes in the peripheral lock plate are aligned with a plurality of threaded blind holes in the generator rotary shaft one by one, and then the peripheral lock plate is fixed to the generator rotary shaft through a plurality of bolts. The installation structure for the cooling fan has the characteristics of convenient installation, flexible replacement and disassembly and the like.
Owner:上海马拉松·革新电气有限公司

Elevator shaft Internet of things equipment wireless communication fault processing method

ActiveCN105245411ATroubleshoot communication outagesRealize the effect of continuous transmissionTransmission systemsSoftware testing/debuggingTime errorCommunication quality
The invention discloses an elevator shaft Internet of things equipment wireless communication fault processing method, which comprises a transmission data unit time error code number counting program compilation method, a protocol layer fracture fault processing program compilation method and a circuit communication disconnection fault processing program compilation method. A numerical value calculated by the transmission data unit time error code number counting program compilation method is larger than a set standard value, and the circuit communication disconnection fault processing program compilation method is adopted to process wireless communication fault. A numerical value calculated by the transmission data unit time error code number counting program compilation method is smaller than or equal to a set standard value, and the protocol layer fracture fault processing program compilation method is adopted to process wireless communication fault. The elevator shaft Internet of things equipment wireless communication fault processing method eliminates communication fault such as frequency disconnection in elevator shaft wireless communication, and the communication quality is improved.
Owner:中景恒基云端物联网科技成都有限公司

Preparation method of dephosphorization and denitrification type biological filter material and application of dephosphorization and denitrification type biological filter material to integrated treatment equipment for rural domestic sewage

The invention relates to the technical field of sewage treatment, in particular to a preparation method of a dephosphorization and denitrification type biological filter material and application of the dephosphorization and denitrification type biological filter material to integrated treatment equipment for rural domestic sewage. The method comprises the following steps: (1) crushing and sievingautoclaved aerated concrete block leftovers; (2) crushing and sieving sulfur-containing iron ore and other raw materials; (3) mixing the following components in percentage by weight: 15-25% of cement,40-50% of a crushed autoclaved aerated concrete material, 10-15% of fly ash, 10-16% of sulfur-containing iron ore powder, 5-10% of lime, 3-5% of gypsum powder, 5-8% of heavy calcium carbonate powderand 0.1-0.15% of a pore forming agent; (4) preparing raw material balls by using a granulator; and (5) conducting autoclaved curing. The biological filter material is used in the integrated treatmentequipment for rural domestic sewage, especially in an anaerobic filter. According to the method, the autoclaved aerated concrete leftovers are recycled and made into the dephosphorization and denitrification type biological filter material, so the dephosphorization and denitrification effect of the integrated treatment equipment for rural domestic sewage is enhanced.
Owner:WEIFANG UNIVERSITY
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