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298results about How to "Rich variety" patented technology

Ion liquid based on heteropoly acid and synthesis thereof

The invention provides a novel heteropoly acid anion based on an ionic liquid and a synthetic method thereof, which belongs to the technical field of novel chemical material and the preparation thereof. The synthetic steps are as follows: (1) synthesizing a chloride polyethylene glycol; adopting the polyethylene glycol (PEG) with a molecular weight in the scope between 200 to 2000, and taking benzene as a solvent to reflux to acquire chloride PEG under the function of a thionyl chloride and a pyridine; (2) utilizing the reaction of the chloride PEG and alkyl imidazole to acquire the alkyl imidazole hydrochloride provided with PEG macromolecular chains; (3) utilizing the alkyl imidazole hydrochloride provided with PEG macromolecular chains to implement a disproportionation reaction with heteropoly acid (phosphomolybdic acid, phosphotungstic acid and silicotungstic acid) under certain conditions, thereby eventually acquiring a heteropoly acid anions structured functionalized ionic liquid material. The novel heteropoly acid anion based on an ionic liquid and the synthetic method thereof combine the PEG chains to imidazole cations for the first time, and match with heteropoly acid anions to form novel ionic liquid, thereby providing a foundation for researching and developing the novel ionic liquid. In addition, the novel heteropoly acid anion based on an ionic liquid and the synthetic method thereof have the advantages of ready availability of raw materials and simple preparation; therefore, the novel heteropoly acid anion based on an ionic liquid is a great novel material of green chemical industry.
Owner:EAST CHINA UNIV OF SCI & TECH

Advertisement putting method and device

InactiveCN107657486ARich varietyAvoid monotonyMarketingTraffic volumeRandom number table
The invention discloses an advertisement putting method and device. The advertisement putting method comprises the steps that: after an advertisement putting request is received, sources of advertisement materials are determined through a flow funnel strategy; when the sources of the advertisement materials are bidding advertisements, advertisement feature information of each bidding advertisementis obtained; according to the advertisement feature information of each bidding advertisement and the user feature information indicated by the advertisement putting request, the click rate prediction value of each bidding advertisement is calculated; according to the click rate prediction value of each bidding advertisement and the display resource corresponding to each bidding advertisement, the display probability of each bidding advertisement is calculated; according to the display probability of each bidding advertisement, a target advertisement is selected from the bidding advertisements through a random number table method and is put. According to the technical scheme of the invention, the advertisement resource waste which may be caused by the fact that advertisements which usersare not interested in are put is avoided, the types of the advertisements are enriched, and the singleness of the advertisements is avoided.
Owner:XIAMEN MEET YOU INFORMATION TECH

Guanxiang tea and preparation process thereof

ActiveCN101731397ADifferent soup colorRich varietyPre-extraction tea treatmentTea substituesFlavorParathion
The invention belongs to the technical field of healthcare tea and particularly relates to guanxiang tea and a preparation process thereof. The preparation method comprises the following steps of: (1) picking fresh leaves from guanxiang trees; (2) sealing and fermenting the leaves; (3) steaming the leaves; (4) drying the leaves; (5) insulating the tea; and (6) packing finished tea products. In the preparation method of the invention, the bitter taste of the guanxiang leaves can be removed through the fermentation process; the liquid colors and aromas of finished guanxiang tea vary with the fermentation degrees of the guanxiang leaves, and so the tea is diversified; in the parathion process, the guanxiang leaves are not required to be cut, so the leaves of the finished products of the guanxiang tea are complete, the effective components guanxiang tea is released stably in the process of making the tea and the tea is obviously lasting longer than products of the same kind; and the guanxiang tea has yellow tea color, aromatic flavor, good mouth feel and sweet taste and contains rich active ingredients such as mineral substances comprising nitrogen and phosphorus, soluble polysaccharide, polyphenol, alkaloid, flavone and the like. The guanxiang tea without any spice is a health-care tea suitable for long-term drinking.
Owner:东莞市莞香园艺科技有限公司

Traffic sign recognition method and system with depth learning model based on compact neural network

The invention relates to a traffic sign recognition method and system with a depth learning model based on a compact neural network, wherein the method and system are suitable for traffic sign detection and recognition in an image or video. The system comprises an image acquisition module, a picture preprocessing module, a traffic sign recognition module, and a voice prompting module. The picture preprocessing module carries out three steps of color positioning, shape detection, and picture zooming to obtain pictures with the same sizes. The traffic sign recognition module is used for classifying and identifying the pre-processed pictures, obtaining a traffic sign classification and recognition result by the trained depth learning model based on a compact neural network, and then transmitting the result to the voice prompting module for voice prompting. According to the system provided by the invention, the compact-neural-network-based depth learning model having advantages of small modules, high precision, low computing consumption, and high transportability to a mobile phone platform and the like serves as a core; and the system has advantages of many type of identified traffic signs, high precision, and good real-time performance.
Owner:GUANGDONG UNIV OF TECH

Composite optical eddy generation method and device thereof

InactiveCN101814328AEasy to generateRich varietyRadiation/particle handlingRecording/reproducing/erasing using optical interference patternsOptical pathPhysics
The invention relates to a composite optical eddy generation method and a device thereof. The invention is characterized in that the method and the device belong to the method and the device for compounding eddies through the coaxial overlapping of various optical eddies realized by the angle multiplexing polyad storage technology. The device comprises a light path and a generation device, wherein the light path uses the angle multiplexing technology for realizing the polyad holographical storage and reoccurrence, the light path can realize the holographical storage and reoccurrence of various different optical eddies, the generation device is used for generating the optical eddies, and the generation device can generate different optical eddies according to the requirements. Different light irradiation body holographical recording media are controlled through computer programming for reproducing different eddy combinations, so the coaxial overlapping of different optical eddies is realized for generating composite eddies. The invention satisfies the coaxality and high diffraction efficiency of different optical eddies. In addition, because the method can increase the storage capacity of the optical eddies through changing the incidence angle of the reference light, the composite eddy generation method of the invention is simple and is easy to regulate, and in addition, the obtained composite eddies have various types.
Owner:HAIAN LANBO +1

Vibration damping box with adjustable rigidity and damping

The invention discloses a vibration damping box with adjustable rigidity and damping, which is suitable for transporting various boxed materials with a vibration damping requirement and has the advantages of simple structure and convenience for use. Fixing supports are respectively at corners of a box body. A material fixing frame is arranged in the box body. The material fixing frame is provided with a plurality of material fixing holes. A vibration isolator is mounted between the material fixing frame and each fixing support. An acute angle formed by the bearing surface of each vibration isolator and a horizontal direction is 45 DEG. A gasket for adjusting the mounting size of the vibration isolator is arranged between each vibration isolator and the corresponding fixing support. The vibration damping box disclosed by the invention has the beneficial effects that the vibration isolators with different vibration damping properties can be mounted between the fixing supports and the material fixing frame by changing the mounting size of each vibration isolator, so that the different vibration damping requirements of the materials in the box can be met. The vibration damping box not only can meet the vibration damping requirements of the transported materials with different quality but also can meet the vibration damping requirements of the different transportation manners by mounting different models and different types of the vibration isolators.
Owner:MILITARY TRANSPORTATION UNIV PLA

Integrated multifunctional controller for low-power direct-current servomotors

The invention discloses an integrated multifunctional controller for low-power direct-current servomotors, which comprises an A/D (analog-to-digital) conversion circuit, a power circuit and a direct-current servomotor drive circuit; the output end of the A/D conversion circuit is connected with an ATmega16 singlechip; the ATmega16 singlechip is connected with the direct-current servomotor drive circuit; and the ATmega16 singlechip is also connected with a RS-232 serial communication interface circuit, a parallel communication interface circuit and a direct-current servomotor strop control switching signal detection circuit. The integrated multifunctional controller has a lot of and a large variety of input signal channels and a lot of output control functions, the structure is simple and reliable, the cost is low, and the integrated multifunctional controller is added with a communication function , and can realize computer control; because the integrated multifunctional controller is added with a direct-current servomotor protection function, the direct-current servomotor can be protected; since the integrated multifunctional controller is added with the stop control switching position signal detection function, the linear displacement control of an object driven by the direct-current servomotor is realized; and because the integrated multifunctional controller is added with a display function, a variety of signals can be displaced.
Owner:HUNAN UNIV

Green pig feed capable of increasing feed utilization rate

The invention relates to a feed and particularly relates to a green pig feed capable of increasing the feed utilization rate. The feed is prepared from following raw materials in parts by weight: 60-70 parts of corns, 12-15 parts of tomato seed meal, 8-10 parts of bagasse, 5-8 parts of tagetes erecta dregs, 12-15 parts of bean pulp, 12-15 parts of ryes, 10-12 parts of pea straws, 4-5 parts of chlorella powder, 2-3 parts of zeolite powder, 2-3 parts of aspongopus powder, 2-3 parts of fish visceral meal, 8-10 parts of barley grass, 2-3 parts of roasted malts, 6-8 parts of dried crataegus pinnatifida bunge, 2-3 parts of bunge cherry seeds, 2-3 parts of platycodon grandiflorum, 1-2 parts of vinegar-fried endothelium corneum gigeriae galli, 8-10 parts of dried sweet potato leaves, a proper amount of table salt and 4-5 parts of a phagostimulant. The feed is abundant in raw material varieties, and has comprehensive and balanced nutrition; Chinese herbal medicinal ingredients including the roasted malts, the dried crataegus pinnatifida bunge, the bunge cherry seeds and the like are added so that the digestion function is promoted and the appetite of pork pigs is prevented from being reduced; the growth of the fed pork pigs is accelerated and the weight is increased obviously; a material-to-weight ratio is reduced and the feed utilization rate is effectively increased; all the raw materials are pure natural green raw materials so that the green pig feed has no drug residues.
Owner:凤台县正祥农业科技发展有限公司
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