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30results about How to "Solve fair use" patented technology

High-performance lithium ion battery negative electrode Si@N-C composite material and preparation method therefor

The invention relates to a high-performance lithium ion battery negative electrode Si@N-C composite material and a preparation method therefor. According to the method, gulfweed is used as the raw material to prepare SiO<2> and then reduction is preformed to obtain a Si material; and next, pyrrole is used as the main raw material to coat polypyrrole on the surface of the Si material, and calcining is preformed to obtain the Si@N-C composite material. The raw materials adopted in the method are simple and easily available, low in cost and environment friendly, and toxic and harmful material generation in the preparation process is avoided; in addition, the problem existing in reasonable utilization of gulfweed is solved effectively, and economic efficiency and environment protection are realized; in addition, the silicon material extraction method disclosed in the invention has certain universality for extracting the silicon material form other silicate-containing plants; furthermore, heteroatom N-doped C coating is realized through high-molecular polymer polypyrrole pyrolysis is realized, so that the conductivity and the stability of the Si material are greatly improved, thereby improving the lithium ion battery performance of the Si@N-C composite material.
Owner:SHANDONG UNIV

Method for separating light dydrocarbon aromatization dry gas

The invention relates to a method for separating light dydrocarbon aromatization dry gas, which belongs to the technical field of light dydrocarbon aromatization. The method is characterized by comprising a reaction liquid separation tank, an absorption column and an analytical column; reaction gas of the reaction liquid separation tank enters the bottom of the absorption column to absorb and separate condensable hydrocarbons further; the material flow at the bottom of the absorption column returns to the reaction liquid separation tank; gas on the top of the column passes through a primary gas-liquid separation tank, a hydrogenation reactor and a secondary gas-liquid separation tank and then enters a hydrogen manufacturing device; high-purity hydrogen is separated out from the top of thehydrogen manufacturing device, and alkane-rich dry gas is separated out from the bottom to enter a pyrolysis device; and a liquid phase of the reaction liquid separation tank enters the analytical column, and the gas of the top of the analytical column returns to the reaction liquid separation tank. Aiming at the defects in the prior art that the dry gas is only subjected to simple gas-liquid separation, the quality of the dry gas is poor, and the uncompleted and unreasonable factors exist in the aspect of reasonable utilization of the aromatization, the invention provides the method for separating the dry gas thoroughly and completely, so that the quality of the dry gas is high, and the components of the dry gas are divided into components containing high-purity hydrogen and CH4, C2+,C3,C4 and over C4 which do not contain alkene, and the dry gas is utilized reasonably and effectively and meets the requirement of peripheral resource environment of enterprises.
Owner:淄博宜达新材料科技有限公司

Preparation method of ecological organic compound (fertilizer) snow-melting powder

According to the method, various plant mixtures are used as carriers, a sufficient amount of various wastewater containing urea is sprayed on (soaked in) the carriers, the mixtures are dried until themoisture content is 30%-50%, and the mixtures are smashed into powder with the thickness of 0-1-1.5 cm; drying the powder until the water content is 18-30%, and uniformly stirring the plant powder, pickling wastewater, kitchen waste wastewater, a plant soaking mixed solution, grain and oil food wastewater and urea according to a mass ratio of 1:3:3:3:3:0.02 by using a stirrer; drying the mixtureto a moisture content of 18%-30%; and inspecting the product, packaging the product in bulk, packing the product in 50 kg by bags, and storing and delivering the product. The product is semi-decomposed ecological organic compound (fertilizer) snow melting powder, is dark green in color, and can be pre-sowed, sowed after snow and re-sowed before and after snow by a manual machine. The product has anti-skid performance, and does not corrode the ground, facilities, greening vegetation, rubber tires, underground pipe networks and bridge construction workers. The product reduces the number of garbage, reduces sewage discharge, saves resources, protects the environment, and creates economic and social benefits.
Owner:云 翔

Virtual node scheduling method and system for VLAN (Virtual Local region Network) interconnection of network simulation platform

The invention discloses a virtual node scheduling method and system for VLAN (Virtual Local region Network) interconnection of a network simulation platform. The method comprises the following steps: firstly, counting the sum of resources applied by a virtual node requested to be started, and if a single physical host capable of accommodating all virtual nodes exists, scheduling to the physical host; otherwise, selecting a small topological graph scheduling method or a large topological graph scheduling method for the total number of the virtual nodes; in the small topological graph scheduling method, a scheduling result with minimum VLANs is obtained through a conditional traversal calculation method, and in the large topological graph scheduling method, a packet scheduling method with a key node as a center is adopted, so that the newly added VLANs are minimum as much as possible during packet scheduling. A plurality of topological graphs which are started at the same time can be combined and processed, so that the occupied VLAN is minimum. According to the method, the problem of reasonable utilization of VLAN resources of a multi-host network simulation platform is solved, the distribution of the whole topological graph on the physical hosts is more compact, and the calculation process is simple and visual.
Owner:南京赛宁信息技术有限公司

Plate caching cabin

The invention discloses a plate caching cabin. The plate caching cabin comprises first stand columns, second stand columns, a first shuttle-shaped frame structure, a roller conveying line and a secondshuttle-shaped frame structure, wherein a first fixed rod is arranged at the tops of the first stand columns; a second fixed rod is arranged at the tops of the second stand columns; the first shuttle-shaped frame structure comprises cross beams and vertical connection rods; the second shuttle-shaped frame structure comprises a bracket, multiple rolling wheels arranged on the second fixed rod anda lifting motor arranged on the second fixed rod; the lifting motor is connected with a rope which is connected with the bracket through the rolling wheels; a cross rod is arranged on the bracket; multiple second metal rods distributed in a comb structure manner are arranged on the cross rod; a guide rail for horizontally stretching and contracting the cross rod is arranged between the bracket andthe cross rod; a pulley for assisting horizontal movement of the second metal rods is arranged on the bracket; pushing motors in transmission connection with the cross rod are arranged on the secondstand columns. The plate caching cabin has the effects that the space utilization rate is high, the labor cost is reduced, and the production efficiency is improved.
Owner:SUOFEIYA HOME COLLECTION

A high-performance lithium-ion battery negative electrode si@n-c composite material and its preparation method

The invention relates to a high-performance lithium ion battery negative electrode Si@N-C composite material and a preparation method therefor. According to the method, gulfweed is used as the raw material to prepare SiO<2> and then reduction is preformed to obtain a Si material; and next, pyrrole is used as the main raw material to coat polypyrrole on the surface of the Si material, and calcining is preformed to obtain the Si@N-C composite material. The raw materials adopted in the method are simple and easily available, low in cost and environment friendly, and toxic and harmful material generation in the preparation process is avoided; in addition, the problem existing in reasonable utilization of gulfweed is solved effectively, and economic efficiency and environment protection are realized; in addition, the silicon material extraction method disclosed in the invention has certain universality for extracting the silicon material form other silicate-containing plants; furthermore, heteroatom N-doped C coating is realized through high-molecular polymer polypyrrole pyrolysis is realized, so that the conductivity and the stability of the Si material are greatly improved, thereby improving the lithium ion battery performance of the Si@N-C composite material.
Owner:SHANDONG UNIV

Method for improving quality of soy sauce and soybean paste by using selenium-enriched mushrooms

The invention belongs to the technical field of seasoning processing, and relates to a method for improving the quality of soy sauce and soybean paste by using selenium-enriched mushrooms. The method comprises the following steps: selecting selenium-rich fresh mushrooms, cleaning, soaking in a color protection solution, carrying out ultrasonic treatment, draining, carrying out vacuum drying, and crushing to obtain selenium-rich mushroom powder; soaking, cooking and cooling soybeans or soybean meal; mixing flour or bran or crushed fried wheat with selenium-enriched mushroom powder, inoculating aspergillus oryzae after mixing, mixing with cooled soybeans or soybean meal after inoculating to prepare koji, obtaining mature yeast, mixing with salt water, putting into a tank for fermentation, spraying oil or squeezing oil according to a conventional method after fermentation is finished, filtering, sterilizing and packaging to obtain the high-quality soy sauce. And sterilizing and packaging the fermented soybean paste to obtain the high-quality soybean paste. The taste substances, the selenium content and the antioxidant activity of the product are remarkably improved, and the soy sauce and the soybean paste are prominent in delicate flavor and mellow feeling and rich in fragrance. In addition, defective mushrooms left after processing can be utilized, and waste is turned into wealth.
Owner:JIANGSU UNIV

Intelligent lamp pole power dynamic distribution method and system

The invention relates to the technical field of power dispatching, and provides an intelligent lamp post power dynamic distribution method and system, and the method comprises the following steps: collecting the parameters of a current distribution transformer and a current distribution box when a lamp post starts to work; according to the real-time power of the distribution transformer and the distribution box, judging whether the current load of the distribution transformer meets the requirements of lamp pole illumination and a charging pile or not: if yes, controlling the charging pile to operate at rated power, and performing power regulation and control on the lamp pole according to time periods according to a first regulation and control strategy to reduce the illumination real-time power of the lamp pole, lighting of the lamp pole is stopped; and otherwise, performing power regulation and control on the charging pile and the lamp post according to time periods according to a second regulation and control strategy, reducing the real-time illumination power of the lamp post, and allocating the load resources saved by the lamp post to the charging pile until the illumination of the lamp post is stopped. According to the invention, lighting and charging pile charging power distribution in the intelligent lamp pole is reasonably realized, and load resources are reasonably utilized during urban lamp pole transformation, so that waste is avoided.
Owner:ZHONGRUI COMM PLANNING & DESIGN

Buffer machine base for absorbing mechanical vibration energy and outputting fluid energy

The invention discloses a buffer machine base for absorbing mechanical vibration energy and outputting fluid energy, and belongs to buffer machine bases for absorbing mechanical vibration energy. The buffer machine base comprises guide column bolts, an exhaust integrated plate, a gas producing module, compression springs, a supporting and fixing seat, an exhaust one-way valve, a main exhaust opening, a gas inlet one-way valve, a piston and a diaphragm plate. The exhaust integrated plate and the gas producing module are connected with the supporting and fixing seat through the guide column bolts. A clearance is arranged between the gas producing module and the supporting and fixing seat, the guide column bolts in the clearance are connected with the compression springs, a piston cylinder and a piston are arranged on the gas producing module, and the piston cylinder is connected with the gas inlet one-way valve through a pipeline. A piston rod of the piston protrudes out of the gas producing module, and is located between the gas producing module and the supporting and fixing seat. The diaphragm plate is arranged at the position, on the piston rod, of the gas producing module. An air cylinder hole corresponding to the piston cylinder is formed in the exhaust integrated plate and communicated with the main exhaust opening, and the exhaust one-way valve (7) is arranged between the air cylinder hole and the main exhaust opening. The buffer machine base has the advantages of achieving transferring, conveying, storage and use of energy.
Owner:甘仲光

Maximum power tracking type wind power generation device with energy predicting function and method thereof

The invention discloses a maximum power tracking type wind power generation device with an energy predicting function and a method thereof, which belong to the field of wind power generation energy conversion, and solve the problems that a low-power wind power generation device and a power generation method delay system control and cannot predict and control the charging current of a storage battery. The device comprises a blade, a low-speed permanent magnet synchronous generator, a PWM rectification charging power module, an electric energy storage module, a main controller module, a currentdetection module, a busbar voltage detection module, a mechanism brake, a brake signal module, an off-course signal generating module, a generator rotating speed detection module, a wind speed and wind direction difference receiving module, an off-course step motor and an anemoclinograph. The power generation method of the device comprises the following steps of: adjusting the blade according to wind speed signals; controlling the low-speed permanent magnet synchronous generator to realize the tracking of the maximum power; and controlling the PWM rectification charging power module to realize the output of unit power factors of the low-speed permanent magnet synchronous generator. The device and the method are used for wind power generation.
Owner:HARBIN INST OF TECH
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