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37results about How to "Excellent handling" patented technology

Full-synthetic glass grinding fluid

The invention discloses an environment-friendly glass grinding fluid, which is efficient, and long in service. The full-synthetic glass grinding fluid is prepared from an organic acid, a boride, an organic amine, a water-based lubricant, a hard water-resisting surfactant, a water-based mould inhibitor, an organic alcohol, a settling agent, a defoaming agent and water in a mixing manner. The glass grinding fluid disclosed by the invention has excellent cooling property, anti-rotting ability and lubricating abrasion resistance, and outstanding hard water resistance, can be recycled for a long period of time, can ensure the working accuracy and the service life of a tool, and has excellent cleaning performance; the blocking phenomenon of a grinding wheel can be effectively prevented; the product is good in settleability; processing is facilitated; the product is free of poison, environment-friendly, free of pollution, small in smell, good in working performance, good in compatibility with a paint of equipment, low in pH value, free of bad effects on skin and the like; the phenomenon that the paint of the equipment peels off is not generated. The grinding fluid disclosed by the invention is simple in reparation method, low in cost, excellent in performance, and good in market prospect at present.
Owner:东莞太平洋博高润滑油有限公司

System and method for processing multimedia information of sensor network based on OMAP (Open Multimedia Application Platform)

The invention discloses a system and method for processing multimedia information of a sensor network based on an OMAP (Open Multimedia Application Platform). The system for processing multimedia information of the sensor network based on the OMAP is characterized by comprising an ARM (Advanced RISC Microprocessor) and a DSP (Digital Signal Processor) of the OMAP, wherein the ARM is mainly used for controlling the whole system; the DSP is mainly used for processing the multimedia information; and the ARM communicates with the inner part of the DSP through sharing the RAM; a sensor information module, a video information module and an audio information module which are connected with the DSP processor under the control of the ARM microprocessor; and an intermediate- and high-speed transmission interface module, a serial port module, a power management module, a GPS (Global Position System) module, a touch screen module, an upper computer and a WIFI (Wireless Fidelity) module which are connected with the ARM. The system and method for processing multimedia information of the sensor network based on the OMAP disclosed by the invention adopt an OMAP dual-core structure with excellent performance so that multimedia information such as audio/video and various sensor data can be acquired, sent, received and processed in real time; and the system and method for processing multimedia information of the sensor network based on the OMAP disclosed by the invention can be widely applied to fields, such as military reconnaissance, public security and the like as well as have very strong practicability.
Owner:SHANGHAI INST OF MICROSYSTEM & INFORMATION TECH CHINESE ACAD OF SCI

Method for blind detection of receiver according to wireless optical communication

The invention discloses a method for blind detection of a receiver according to wireless optical communication. A wireless optical communication system adopts an intensity-modulation direct detection system; a transmitter of the system transmits signals; and the signals are output to the receiver of the system after signal denoising and twice threshold judgment, so that blind detection of the receiver is realized. The process of signal denoising and twice threshold judgment comprises the following steps: conducting denoising treatment on the received signals according to a modified wavelet transform threshold denoising algorithm; and recovering the digital signals through twice threshold judgment, so that the whole signal detection process is fulfilled. According to the method disclosed by the invention, noise introduced in the signal transmission process can be suppressed to a great extent, so that the bit-error-rate performance can be better, and blind detection can be realized under an unknown channel state condition; and the method has better noise performance and lower algorithm complexity, and can reduce impact of an atmospheric channel and noises on an optical signal, and improve the sensitivity of the detection system.
Owner:PEKING UNIV

Method for realizing on-line communication of 500 thousands of users through completion port technology

The invention belongs to the technical field of computer control, and relates to a method for realizing on-line communication of 500 thousands of users through I/O completion port technology. The method comprises the following steps: a Socket service terminal, actually a communication service terminal of a middle ware, is built according to the IOCP (Input/Output Completion Port) technology; the maximal number of on-line socket clients supported by the Socket service terminal at the same time is Max Connection Number; a read-write memory space is distributed to each socket client, the Socket Client simulation programs are built and connected with an IOCP server for communication; a plurality of Socket Client simulation programs are opened simultaneously so as to simulate the communication between the plurality of Socket Clients and the IOCP Server; and the successful communication of each Socket Client at each time represents an online user, and the required overall time is 8-12 minutes when the 500 thousands of users are counted to be successful in communication. Therefore, the method provided by the invention has the advantages of simple technological process, reliable theory, large information processing amount, high processing speed, good performance and access time conservation, and improves the network utilization efficiency.
Owner:QINGDAO PENGHAI SOFT CO LTD

Long-branched-chain water-soluble polymer water treatment agent, and preparation method and application thereof

The invention belongs to the technical field of environmental protection and discloses a long-branched-chain water-soluble polymer water treatment agent and a preparation method and an application of long-branched-chain water-soluble polymer water treatment agent. The preparation method comprises the steps of: adding water-soluble acrylic acid monomers, long-carbon-chain fat monomers, an initiator, a chain transfer agent and a co-solvent into a high-pressure kettle; inputting carbon dioxide into the high-pressure kettle to remove air, and sealing; adding carbon dioxide and carrying out free radical precipitation polymerization under the condition of super-critical carbon dioxide at 50-90 DEG C and 12-22Mpa and under the blending condition; under the condition that the pressure of the system does not increase, cooling to obtain a crude product; and conducting the super-critical carbon dioxide in-situ extraction purification on the crude product under the same condition of the super-critical carbon dioxide to obtain the long-branched-chain water-soluble polymer water treatment agent. The water treatment agent of the invention has the characteristics of fast pH response speed, relatively high turbidity removal rate of sewage, relatively high colority removal rate and relatively high CODCr (chemical oxygen demand measured by dichromate method), simple and convenient synthesis method, high purity of product, no generation of toxic side products and stable room-temperature storage property.
Owner:GUANGZHOU CHEM CO LTD CHINESE ACADEMY OF SCI

Coal tar-based ultra-high specific surface area nitrogen-containing porous carbon and preparation method and application thereof

The invention discloses coal tar-based ultra-high specific surface area nitrogen-containing porous carbon and a preparation method and application thereof, and belongs to the field of wastewater adsorbents. The preparation method comprises the steps that in the preparation process of the coal tar-based ultra-high specific surface area nitrogen-containing porous carbon, coal tar is used as a carbonsource, calcium oxide is used as a template and potassium hydroxide is used as activator for preparing the porous carbon, and the surface of the porous carbon is subjected to ethylenediamine impregnation modification; the obtained porous carbon has a specific surface area of more than 2000 m<2>/g, the surface of the porous carbon is rich in nitrogen-containing functional groups, and acid dye in wastewater can be adsorbed; and according to the coal tar-based ultra-high specific surface area nitrogen-containing porous carbon and the preparation method and application thereof, low operation cost, simple operation and stable operation are achieved, the purpose of efficiently removing the dye is achieved, and advanced treatment and up-to-standard discharge of the dye wastewater at the low costcan be realized.
Owner:ANHUI UNIVERSITY OF TECHNOLOGY

Livestock and poultry waste recycling method

The invention discloses a livestock and poultry waste recycling method. The method includes the steps of: (1) carrying out solid-liquid separation on to-be-treated livestock and poultry waste, and collecting solid waste and liquid waste respectively; (2) putting the solid waste into an anaerobic tank for fermentation; (3) sequentially introducing the liquid waste into a deodorization tank, a purification tank, an automatic filter and a membrane separation water purification system for decomposition and purification treatment, and then performing discharging; wherein a composite biological bacterium preparation is added into the deodorization tank and/or the purification tank, and the composite biological bacterium preparation comprises a photosynthetic bacterium group, a lactic acid bacterium group, a yeast group, an actinomycete group, a bacillus group, a nitric acid bacterium group, a phosphorus-solubilizing bacterium group and a nitrogen-fixing bacterium group. The sewage treatmentscheme disclosed by the invention is combined with the composite biological bacterium preparation, so that solid waste in the livestock and poultry waste generates biogas to realize resource utilization, and the liquid waste can be used for backflushing of livestock and poultry houses or irrigation after treatment, and can also be directly discharged after reaching the discharge standard.
Owner:深圳市星谷环保科技有限公司

Water-soluble mechanical cutting solution

The invention discloses a water-soluble mechanical cutting solution which comprises the following components in parts by weight: 10-20 parts of diethanol amine, 5-10 parts of propanediol, 3-5 parts of a bactericide, 2-5 parts of a penetrant, 3-5 parts of glycerinum, 5-10 parts of an emulsifier and 20-30 parts of water. The water-soluble mechanical cutting solution is good in universality and suitable for various metal, is especially used for processing aluminum ally parts, has a very good anti-corrosion effect for aluminum alloy, and can be used for effectively preventing color change of sensitive aluminum alloy; the water-soluble mechanical cutting solution is excellent in lubricating performance, so that the processing accuracy and the service life of a cutter are guaranteed; the water-soluble mechanical cutting solution is excellent in anti-corrosion performance, so that workpieces and expensive machine tool equipment are guaranteed to be not corroded; the water-soluble mechanical cutting solution is outstanding in spoilage resistance and hard water resistance, so that the water-soluble mechanical cutting solution can be cyclically used for a long time; the water-soluble mechanical cutting solution does not contain toxic or harmful substances such as nitrite and phenols, so that the water-soluble mechanical cutting solution is beneficial to environment and health; the water-soluble mechanical cutting solution is good in waste liquid treatment performance, so that the water-soluble mechanical cutting solution can be treated according to general industrial waste water.
Owner:QINGDAO CHENGTIAN WEIYE MACHINERY MFG

Integrated state monitoring edge calculator based on micro-electro-mechanical sensor fusion

ActiveCN112479152AReduced lateral layout area occupiedImplementing a Cascade DesignTelevision system detailsPiezoelectric/electrostriction/magnetostriction machinesWaferMiniaturization
The invention discloses an integrated state monitoring edge calculator based on micro electro mechanical system sensor fusion, which is characterized in that a signal acquisition circuit and a calculation processing circuit are respectively integrated on different multi-channel signal acquisition electronic wafers and calculation processing electronic wafers; a multi-channel signal acquisition electronic wafer is designed and arranged on a calculation processing electronic wafer, and a plurality of micro-electromechanical sensing elements are arranged on the multi-channel signal acquisition electronic wafer, so the compact integrated layout design of the structures of the sensing elements, an acquisition circuit and a calculation processing circuit is realized, and the miniaturization of astate monitoring edge calculator product is facilitated; meanwhile, the problem of signal mutual interference can be further reduced through the structural optimization design of the multi-channel signal acquisition electronic wafer and the calculation processing electronic wafer, and the working stability of the integrated state monitoring edge calculator product is improved. Therefore, the integrated state monitoring edge calculator solution provided by the invention has a good market application prospect.
Owner:重庆忽米网络科技有限公司

Integrated multifunctional micro-electro-mechanical sensor

ActiveCN112456430AImplementing a Cascade DesignEnabling Compactness Integrated Layout DesignTelevision system detailsPiezoelectric/electrostriction/magnetostriction machinesWaferMiniaturization
The present invention discloses an integrated multifunctional micro-electro-mechanical sensor. A signal acquisition circuit and an analog-to-digital conversion circuit are respectively integrated on different multi-channel signal acquisition electronic wafers and analog-to-digital conversion electronic wafers, and the multi-channel signal acquisition electronic wafers are designed and arranged onthe analog-to-digital conversion electronic wafers. A plurality of micro-electro-mechanical sensing elements are arranged on a multi-channel signal acquisition electronic wafer, so that the compact integrated layout design of the sensing elements, an acquisition circuit and an analog-to-digital conversion circuit structure is realized, the transverse layout area is reduced, and the miniaturizationof a multifunctional micro-electro-mechanical sensor product is facilitated; and meanwhile, the problem of signal mutual interference among different channels can be further reduced through the structural optimization design of the multi-channel signal acquisition electronic wafer, and the working stability of the integrated multifunctional micro-electromechanical sensor product is improved. Therefore, the integrated multifunctional micro-electro-mechanical sensor solution provided by the invention has a good market application prospect.
Owner:重庆忽米网络科技有限公司
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