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150results about How to "No need to increase investment" patented technology

Anti-counterfeit recognition system for mobile phone two-dimensional code

InactiveCN101727637ARealize authenticity identificationRealize acquisitionStampsSubstation equipmentDimensional modelingComputer terminal
The invention relates to an anti-counterfeit recognition system for a mobile phone two-dimensional code. The system transmits a video signal via a mobile communication network of a mobile operator, and scans and authenticates the two-dimensional code spray-printed on a commodity package via a camera on a mobile terminal so as to realize authenticating the truth of a commodity. At an interval whena customer is waiting for a recognition result, the system plays a stream media advertisement of a relevant product and distributes other information, and can effectively enable a trade company to acquire all data in a terminal operating process in time and directly realize seamless link between the trade company and the customer.
Owner:广州回我信息科技有限公司

Supercritical boiler fire coal heat value self-balance control loop distributed control system implementation method

The invention discloses a supercritical boiler fire coal heat value self-balance control loop distributed control system implementation method. The method comprises the steps of outputting a final coal feeder rotation speed command after PID adjustment is carried out on a received coal feed quantity command and a total coal quantity command with a heat value corrected, wherein the total coal quantity command with the heat value corrected is a total coal quantity command output by multiplying a dynamically-measured total coal feed quantity by a heat value balance correction coefficient, and the heat value balance correction coefficient is a delayed heat value balance correction coefficient. According to the method, soft measurement of a fire coal heat value can be achieved based on a unit DCS platform, additional investment is not needed, and a soft measurement signal of the fire coal heat value makes it convenient for operating personnel to monitor the quality of fired coal in real time and guides boiler combustion adjustment. A fire coal heat value self-balance control loop is designed, and therefore a unit coordinated control system has the ability to adapt to various types of coal, and the operation stability and the economy of a unit are improved.
Owner:ANHUI XINLT POWER TECH CONSULTING +3

Extraction method for removing calcium and magnesium from copper-cobalt ore leachate

The process of extracting Co and eliminating Ca from copper-cobalt ore includes obtaining mixture leachate with soluble sulfate of Co, Ni, Ca and Mg; and extracting the mixture leachate with organic solvent, which comprises organic matter bis(2-ethyl hexyl) phosphoric acid or ”�2- ethyl hexyl phosphonate ester in 15-25 vol% and kerosene in 75-85 vol%. The organic solvent extracting procedure includes two steps, the first step of transferring Ca into the organic phase while leaving Co, Ni and Mg in the water phase, and the second step of transferring Co to the organic phase while leaving Ni and Mg in the water phase. The process can obtain cobalt sulfate solution with Co content up to 90-100 g / l, Ca ion content lowered to 0.01 g / l, Ni ion content lowered to 0.005 g / l, and Mg ion content lowered to 0.1 g / l and suitable for producing T-cobalt oxide and cobalt salt.
Owner:ZHEJIANG HUAYOU COBALT

Photovoltaic backplane adhesive and preparation method thereof

The invention discloses a photovoltaic backplane adhesive which comprises a component A and a component B, wherein the component A contains hydrolysis resistant polyester polyol, and component B comprises an isocyanate curing agent; and the molar ratio of the isocyanate group in the isocyanate curing agent and the hydroxyl in the hydrolysis resistant polyester polyol is (0.9-1.3):1. The photovoltaic backplane adhesive adopts the hydrolysis resistant polyester polyol and the isocyanate curing agent, and the molar ratio of the isocyanate group and the hydroxyl in the hydrolysis resistant polyester polyol is (0.9-1.3):1, so that the hydrolysis resistance, the adhesive property and the weather fastness of the prepared photovoltaic backplane adhesive are improved. The photovoltaic backplane adhesive can be used for interlamination compounding of a film, and is especially suitable for the interlamination compounding of a photovoltaic backplane, thus being suitable for splicing and compounding the photovoltaic backplanes made of polyethylene terephthalate (PET), polyvinylidene fluoride (PDVF), tetrafluoroethylene-hexafluoropropylene-vinylidene fluoride (THV), polyvinyl fluoride (PVF), polyethylene (PE) and other films.
Owner:CSI SOLAR POWER GROUP CO LTD +1

Zero calculation method for permanent magnet synchronous motor rotating transformer

The invention discloses a zero calculation method for a permanent magnet synchronous motor rotating transformer. The method comprises the following steps: sampling feedback current and specified current of a permanent magnet synchronous motor, adding the difference of the feedback current and specified current into PI control to calculate the error voltage of the system, and obtaining the reference voltage amplitude needed by positioning of the rotating transformer with feed-forward voltage; meanwhile, calculating the included angle between the zero angle of the rotating transformer and a static coordinate axis A of the stator during setting of different phases by virtue of the different phase settings, and finally carrying out angular averaging to obtain the accurate zero information of the rotating transformer. According to the software programming angle, the investment of hardware cost does not need to be increased, and the zero information of the rotating transformer can be accurately calculated.
Owner:CSR ZHUZHOU ELECTRIC LOCOMOTIVE RES INST

Control method of coiling tension of oriented silicon steel continuous annealing unit

The invention discloses a control method of coiling tension of an oriented silicon steel continuous annealing unit, and is characterized in that, tension parameters of the entire steel coil in the coiling process are segmentally controlled according to the size of coiling diameter; the steel coil segment with small coiling diameter is provided with 2 constant tension platforms; coiling diameter parameters of steel coil between the constant tension platforms are determined, a coiling tension decline slope is between the two constant tension platforms, coiling tension of an inner core steel coil in the coiling process is steel coil gradientally controlled, and according to the change of coiling diameter of the steel coil, the coiling tension of strip steel can be constantly adjusted, so that the coiling effect of the inner core steel coil is more stable.
Owner:BAOSHAN IRON & STEEL CO LTD

Production process for grade II screw thread reinforced bar

The invention discloses a process for preparing 20MnSi II grade thread reinforcement bar. It comprises: taking nitrogen source as strengthening element for said thread reinforcement bar; adding other microscale nitride; controlling manganese content in 20MnSi steel to be between 0.4 -1.2%, silicon content 0.20- 0.60%, and carbon 0.15- 0.25%; adding nitrogen- containing alloy during tapping process to make nitrogen content in steel be 0.5- 0.025%, adding nitrogen-containing compound of 0.1-3.0kg / t steel into ladle to form element alloy; sub argon areating or top argon areating to ladle after tapping, the argon areating strength is 0.01- 0.10 m3 / min. t steel, time is 3- 8 minutes, the rolling temperature is 1000- 1300 Deg. C, the coling speed after rolling is 1.0- 3.5 Deg. C / second. The yield strength is larger than 345 Mpa, strength for extension is larger than 500 Mpa, yield ratio is about 0.68, elongation is larger than 17%, and the comprehensive cost is reduced by 5- 10 yuan / t thread reinforcement bar.
Owner:湖南华菱涟源钢铁有限公司

Method for preparing flavored fermented milk by stirring type heat treatment

InactiveCN103828915AGuaranteed viscosityGuarantee that the product has viscosityMilk preparationFlavorWhey protein
The invention discloses a method for preparing flavored fermented milk by stirring type heat treatment. The flavored fermented milk is prepared from the following ingredients in parts by weight: 50-100 parts of white granulated sugar, 10-15 parts of whey protein powder, 20-25 parts of a stabilizer, 0.03-0.1 part of strains, 0.1-1 part of essence, and 1000 parts of milk without antibiotics. The flavored fermented milk stored at normal temperature is normal in texture without whey being separated out and is normal in flavor within the shelf life; within the shelf life, the acidity and the pH value of the flavored fermented milk do not change fundamentally, and an appropriate sour-sweet ratio as well as normal texture and mouthfeel of the flavored fermented milk are maintained, so that yogurt can be stored, sold and drunk at normal temperature; besides, the method can be performed under existing technical conditions without extra equipment investment, and consequently, the method has a significant business value and a big market efficiency space.
Owner:KUNMING XUELAN MILK

Smelting process for aluminum-silicon master alloy

The invention relates to a smelting process for an aluminum-silicon master alloy. 75 percent of industrial pure aluminum ingot with the aluminum content being more than or equal to 99.7 percent and 12.5 to 13 percent of 6063 aluminum remelted regenerable ingot, which are measured according to a weight percent, are added into a reverberatory furnace at the temperature of 1000 to 1200 DEG C, 12 to 12.5 percent of well-measured pure silicon is added into the reverberatory furnace after the ingot is completely smelted to generate aluminum-silicon master alloy melt, and the aluminum-silicon master alloy melt is made into the aluminum-silicon master alloy through a smelting technique, a casting technique and a sawing technique. On the premise of not increasing equipment investment, the existing aluminum alloy smelting reverberatory furnace with an environment-friendly device system, a deep well and a casting system capable of continuously casting multiple cylindrical ingots at a time are used for smelting and casting the aluminum-silicon master alloy cylindrical ingot so as to substitute a traditional outdated production technique of the aluminum-silicon master alloy adopting a small-sized ground furnace to smelt and adopting a manual pouring way and an automatic cooling way of ingot molds, so that the energy can be saved, the environment can be protected, the production efficiency can be greatly improved, the labor intensity can be alleviated, the balance of silicon content in the aluminum-silicon master alloy and adequate chemical combination of aluminum and silicon as well as refining of the crystal grains can be better guaranteed, and the transformation, upgrading and development of enterprises can be promoted.
Owner:东莞市奥达铝业有限公司

Liquid crystal display array substrate and manufacturing method thereof as well as liquid crystal display

The invention discloses a liquid crystal display array substrate and a manufacturing method thereof as well as a liquid crystal display which are designed mainly aiming at the defects that an existing array substrate manufacturing process is complicated and low in production efficiency. The array substrate comprises a substrate, a gate electrode scanning line and a data line which are formed on the substrate, and pixel areas which are formed by the intersection of the grid electrode scanning line and the data line and arranged in a matrix form, wherein each pixel area at least comprises a thin film transistor device and a pixel electrode, the thin film transistor device comprises a gate electrode, a metal oxide semiconductor layer, a protective layer, a source electrode and a drain electrode, a gate insulation layer is arranged between the gate electrode and the metal oxide semiconductor layer, the metal oxide semiconductor layer is provided with the protective layer, and the source electrode and the drain electrode are respectively connected with the metal oxide semiconductor layer by virtue of through holes arranged on the protective layer. The array substrate is simple in manufacturing process and high in production efficiency, and can be used for avoiding the damage to the metal oxide semiconductor layer when the source electrode and the drain electrode are formed.
Owner:BOE TECH GRP CO LTD

Method for controlling amount of coal conveyed into furnace of thermal generator set on basis of virtual fuel quantity

The invention discloses a method for controlling the amount of coal conveyed into a furnace of a thermal generator set on the basis of virtual fuel quantity. The method includes the steps that (1) a fuel quantity instruction signal is formed through a unit load instruction and a boiler main steam pressure deviation signal, (2) virtual fuel quantity represented by capacity air door openness and coal mill inlet primary air pressure is obtained through coal mill capacity air door openness and a coal mill inlet primary air pressure signal, (3) by means of a PID arithmetic device, deviation signals of a fuel quantity instruction and a virtual fuel quantity are dynamically modified, the capacity air door openness is adjusted, and the quantity of fuel entering a hearth is adjusted. The virtual quantity of the fuel entering the hearth is obtained by means of the coal mill capacity air door openness and the coal mill inlet primary air pressure through functional operation and multiplication, the problems that a coordination system of a double-inlet double-outlet powder grinding system thermal generator set is poor in capacity air amount measurement reliability, and accordingly fluctuation of set operation parameters is large and even the coordination system can not be put into operation are solved, and stability and safety of operation of the set are improved.
Owner:STATE GRID CORP OF CHINA +2

Design producing method of multi-layer printed circuit board

ActiveCN101252817AReduces the possibility of moisture absorptionReduce the chance of explosionMultilayer circuit manufactureCooking & bakingElectricity
The invention discloses a design production method of a multilayer printed circuit board. The method comprises the following steps: firstly, schematic diagram designing is performed to a printed circuit board; secondly, an inner layer circuit board is fabricated, and oxidation treatment is performed to the inner layer circuit board; thirdly, the inner layer circuit board is pressed into a multilayer printed circuit board with prepreg and copper foil after being baked through high temperature; fourthly, holes are drilled at the position of a multilayer circuit board which is required to perform interpenetrating and connection, and plated through hole operation is performed; fifthly, an electric circuit is etched on the outer layer substrate of the multilayer circuit board; sixthly, soldering resistant treatment is performed to the multilayer circuit board, and then high temperature baking is performed; seventhly, treatment is performed to the surface of the bonding pad of the multilayer circuit board, then appearance processing, electrical measurement and final-inspection are performed to the multilayer circuit board, and packaging is performed after the final-inspection is passed. The invention effectively reduces the probability for blistering of the copper foil on the PCB surface, has simple operation and is feasible, and is not require to increase the equipment invest.
Owner:ZTE CORP

Device for remotely displaying local computer desktop images through video conference system

The invention relates to the technical field of video communication and in particular provides a device for remotely displaying local computer desktop images through a video conference system. The device comprises a local computer and a conference computer, wherein the conference computer comprises video conference software, a virtual video acquisition card drive module and a network receiving module; and the local computer comprises a desktop image acquisition module and a network sending module. In the device, the traditional video conference system software does not need to be modified, and hardwares such as an RGB (red, green, blue) acquisition card and the like do not need to be increased in the traditional video conference system, thus the fund investment of users and the subsequent hardware maintenance cost are not increased. Moreover, the local computer images are transmitted by adopting network digitization, thereby avoiding the limit of transmission distances and the loss of image quality.
Owner:GUANGDONG VTRON TECH CO LTD

Method and system for adjusting energy of microgrid

The invention relates to a method and system for adjusting the energy of a microgrid. The method includes obtaining power imbalance when the microgrid is switched to an island model from a grid-connected mode; determining whether stored energy available is greater than the power imbalance, adjusting the micro source output power if yes, and the microgrid entering into an island operation phase if the adjusted power imbalance is smaller than a set normal deviation value and the stored energy available is greater than a set proportion; otherwise, executing a preset first-level load control strategy; the microgrid entering into an island operation phase if the power imbalance is smaller than the set normal deviation value and the stored energy available is greater than a set proportion; otherwise, executing a preset second-level load control strategy until the power imbalance is smaller than the set normal deviation value. Power imbalance during a transition phase when the microgrid is switched from a grid-connected mode can be eliminated.
Owner:ELECTRIC POWER RESEARCH INSTITUTE, CHINA SOUTHERN POWER GRID CO LTD +1

Vehicle charging method, device and system

InactiveCN104021598AEliminate the time spent on manual billing and chargingImprove the efficiency of departure trafficTicket-issuing apparatusPayment architectureComputer terminalGreen-light
The invention discloses a vehicle charging method which comprises the steps that: when a vehicle enters a parking lot, a mobile terminal sends identification information to a management system; during settling, the mobile terminal sends the identification information to the management system again, and obtains settling acknowledgment information from the management system after settling; when the vehicle leaves the parking lot, the mobile terminal sends the identification information and the settling acknowledgment information to the management system; the management system judges whether the vehicle accords with the leaving condition or not according to the identification information and the settling acknowledgment information, and opens a green light device or sends a green light prompt when judging that the vehicle accords with the leaving condition. Meanwhile, the invention further provides a vehicle charging device and system for realizing the vehicle charging method. Vehicle charging and charging of consumptions such as shopping and dinning are combined into a whole, or a convenient manner of self-service settling the parking cost is provided, thus the time spent by manual paying and charging when the vehicle leaves the parking lot is saved, and the through efficiency of the vehicle leaving the parking lot is effectively increased.
Owner:FUZHOU ROCKCHIP SEMICON

Energy-saving coordination control method for coal-fired power units

ActiveCN105182925ASolve the problem of large throttling lossImprove economyProgramme total factory controlSteam pressureBoiler furnace
The invention discloses an energy-saving coordination control method for coal-fired power units, comprising the steps as follows: (1) fully opening the capacity air damper of a coal mill; (2) forming a primary air pressure set value feed-forward signal based on a unit load instruction; (3) correcting a deviation signal of the main steam pressure and a set value thereof through PID operation to form a primary air pressure set value correction signal, and adding the signal and the primary air pressure set value feed-forward signal in step (2) together to form a primary air pressure set value signal; (4) correcting a deviation signal of the primary air pressure and a set value thereof through PID operation, and adjusting the primary air pressure to control the amount of fuel into a boiler furnace; and (5) controlling the unit power by adjusting the high-pressure control valve of a steam turbine. According to the invention, by fully opening the capacity air damper of the coal mill and adjusting the primary air pressure through a primary fan frequency converter to control the amount of fuel into the boiler furnace, the throttling loss of the capacity air damper of the coal mill is reduced, and the economic benefit of unit operation is improved.
Owner:STATE GRID CORP OF CHINA +2

Orientation method of copper single crystal

The invention provides an orientation method of copper single crystal, comprising the steps: (1) putting the copper single crystal into nitric acid with 35-45% of mass concentration and etching, wherein etching time is limited by that the surface of copper single crystal ingot has at least one group of light reflecting faces with accordant orientation, taking the group of light reflecting faces asa reference surface, grinding a plane parallel with the reference surface on the copper single crystal ingot, and defining the plane as a primary plane; (2) X-ray diffraction theta-2theta linked scanning and analyzing the primary plane on the copper single crystal ingot with an X-ray diffractometer, and determining a crystal face index (khl) corresponding to the strongest peak in an X-ray diffraction spectrogram as the crystal face index of orientated crystal face; and (3) modifying the primary plane on the copper single crystal ingot by means of X-ray diffracting oscillation method to obtaina final modified face, wherein the normal line of the final modified face is parallel with that of the orientated crystal face (hkl); and (4) removing a disturbed atomic layer on the surface of the final modified face by means of grinding and physical-chemical polishing to obtain the exactly orientated crystal face (hkl).
Owner:SICHUAN UNIV

Dissimilar spectrometer contrast method

The invention relates to a contrast method for different types of spectrographs. The spectral resolution of the shortest wave length is gained from equal wave length spectral resolution spectrometer data, the largest optical path difference of the interference data is gained from equal wave number spectral resolution spectrometer data, Fourier transformation is performed, the largest optical path difference is selected as the apodized function parameter of the interferogram of the equal wave length spectral resolution spectrometer data after the Fourier transformation, and the square apodized and Fourier reverse transformation are performed, and in the overlapped spectral coverage, the comparisons of the parameters such as the spectral intensity, the spectral line position, and the spectral resolution between the modificative spectrogram of the equal wave length spectral resolution spectrometer and the spectrogram of the equal wave number spectral resolution spectrometer which is to be compared are performed. The invention solves the technical problems that the checking and the standardizing are different and the cost is high by utilizing different types of spectrographs in the technical background. The invention can quantitatively check or standard the radiant emittance of varieties types of interference type spectrometers or interference type imaging spectrometers by utilizing an edge glass or a grating spectrometer with high radiating accuracy.
Owner:XI'AN INST OF OPTICS & FINE MECHANICS - CHINESE ACAD OF SCI

Self-priming height test bed for self-priming pump with high priming travel

The invention relates to a self-priming height test bed for a self-priming pump with a high priming travel. The test bed comprises a test pump 1, an adjustable variable-frequency pressurization pump 5 and an electric fixed-difference depressurization valve 9. According to the test bed, the height of the conventional lifting table is used; in order to simulate a state of an actual self-priming height, the adjustable variable-frequency pressurization pump 5 is added on a water-returning pipe of the pump to compensate a pressing head at an inlet of a sprayer of a jet flow device, and the electric fixed-difference depressurization valve 9 is added to increase pressure drop of the inlet of the pump; an inlet of the adjustable variable-frequency pressurization pump 5 is connected with an outlet of the water-returning pipe 4 of the pump, and an outlet of the adjustable variable-frequency pressurization pump 5 is connected with an inlet of the sprayer of the jet flow device 7; and an inlet of the electric fixed-difference depressurization valve 9 is connected with the upper end of a Venturi pipe of the jet flow device 7, and an outlet of the electric fixed-difference depressurization valve 9 is connected with an inlet of the test pump 1. According to a mounting height to be simulated, a lift of the adjustable variable-frequency pressurization pump 5 and a to-be-reduced pressure difference between the inlet and the outlet of the electric fixed-difference depressurization valve 9 are determined and are set. The self-priming height test bed has the characteristics that the actual mounting height of the test bed is not changed and a demand for testing various spraying pumps can be met.
Owner:JIANGSU UNIV

Aqueous plastic-plastic compounding glue water for soft packaging and preparation method thereof

The invention provides aqueous plastic-plastic compounding glue water for soft packaging, and relates to compounding glue water. The compounding glue water is prepared from the following ingredients in parts by weight: 20 to 30 parts of acrylic ester monomers, 1 to 5 parts of acrylic acid or methacrylic acid, 2 to 4 parts of alkyl methacrylate esters, 10 to 20 parts of styrene or acrylonitrile, 1 to 2 parts of acrylic acid hydroxyl esters, 0.2 to 1 part of N-Methylol acrylamide or diacetone-acryloamide, 1 to 5 parts of adipic dihydrazide, 0.4 to 0.8 part of itaconic acid, ethylene dimethacrylate or diallyl maleate, 0.3 to 1 part of emulsifying agents, 0.2 to 0.8 part of initiating agents, 0.1 to 0.3 part of buffering agents and 0.3 to 1 part of wetting agents. According to the material structure matching, the dry glue coating quantity per square meter can be controlled to be 0.5 to 2g, and the requirements can be met, for example, thin BOPP / CPP only needs 0.5 kg of dry glue, and the transparency and the firmness degree can reach the requirements; the cost of glue water used in per square meter is as low as 0.02 Yuan RMB; the product can be used on an original dry type compounding machine; the addition of equipment investment is not needed.
Owner:广东佰合新材料科技股份有限公司

Method for communicating by vortex radio waves

The invention discloses a method for communicating by vortex radio waves, belongs to a radio communication method and solves the problems of low phase difference and difficulty in signal resolution during receiving of a plurality of vortex radio waves in the existing methods for communicating by the vortex radio waves. The method includes steps of signal transmission, signal receiving, topological load acquisition and demodulation of the vortex radio waves. The method is simple and feasible, extra hardware investment is omitted, the core part of a communication system is not needed to be modified, the physical characteristics of mutual orthogonality of the vortex radio waves are used to demodulate the vortex radio waves via the azimuth angle integration method on the premise of given topological load of the vortex radio waves to be demodulated, and the problems of low phase difference and difficulty in signal resolution of the vortex radio waves when the vortex radio waves are demodulated by the phase difference are solved. Meanwhile, the signal amplitude of the vortex radio waves to be demodulated is increased, even if with noise interference, the demodulation signals can be easily detected, and the method can be applied to the vortex radio wave radio-communication system.
Owner:HUAZHONG UNIV OF SCI & TECH

Method for testing hydraulic state of dynamic roll gaps through static pressure maintaining

The invention discloses a method for testing the hydraulic state of dynamic roll gaps through static pressure maintaining. According to the method, the hydraulic pressure of F1-3 rolling mills is maintained to be 1500t for 5 minutes, the hydraulic pressure of F4-7 rolling mills is maintained to be 1000t for 5 minutes, and in addition, a next process is executed in 5 minutes: the position differences of two oil cylinder pistons in each loop are detected; internal leakage of oil cylinders is detected; the inclination of the pistons relative to cylinder bodies is detected. The method for testing the hydraulic state of the dynamic roll gaps through static pressure maintaining has the advantages that the hidden danger of a machine frame hydraulic system can be found in time, and the thin plate rolling stability of heat continuous rolling mills at high speed and high rolling force can be improved. The method provided by the invention can be used for completing the test in a short time, in addition, the original hydraulic system is utilized, and the addition of any hardware investment is not needed.
Owner:BAOSHAN IRON & STEEL CO LTD

Wheat flour protein and wet gluten content fast detection method

The invention discloses a wheat flour protein and wet gluten content fast detection method, which comprises the following steps of wheat flour sample material collection, sample near infrared spectrumcollection, spectrum pretreatment, combined interval support vector machine correction model building, model parameter secondary optimization, and unknown wheat flour sample protein and wet gluten content fast detection. The method aims at the fast detection of the wheat flour protein and wet gluten content, and has the advantages that the sample pretreatment is not needed; simplicity is realized; the implementation is easy; the analysis speed is high; no pollution is caused; the analysis cost is low, and the like. A new method is provided for the fast detection of the wheat flour quality.
Owner:SOUTHWEST UNIVERSITY

Monitoring method, mobile terminal and digital television receiving terminal

The embodiment of the invention discloses a monitoring method, comprising the following steps of: acquiring monitoring data by a mobile terminal through a camera; converting the monitoring data into an elementary stream ES by the mobile terminal; and sending the ES to a digital television receiving terminal by the mobile terminal. The embodiment of the invention further discloses the mobile terminal and the digital television receiving terminal. With the adoption of the invention, common household hardware equipment can be effectively utilized; the mobile terminal and the digital television receiving terminal are used for carrying out video monitoring and a user only needs to mount the corresponding monitoring software on the mobile terminal and the digital television receiving terminal, respectively; and therefore, the monitoring system in the invention has lower cost compared with the existing monitoring system.
Owner:SHENZHEN SKYWORTH DIGITAL TECH CO LTD +1

Fabricated light composite beam simply-supported variable-structure continuous structure and construction method thereof

The invention provides a fabricated light composite beam simply-supported variable-structure continuous structure and a construction method thereof. The fabricated light composite beam simply-supported variable-structure continuous structure comprises two oppositely-arranged span steel-ultrahigh performance concrete light composite simply-supported beam prefabricated units, and a cast-in-place ultrahigh performance concrete pier top crossbeam arranged between the two oppositely-arranged span steel-ultrahigh performance concrete light composite simply-supported beam prefabricated units; the prefabricated units comprise a plurality of I-shaped steel beams, bridge deck slabs arranged on the I-shaped steel beams, and connecting parts arranged at the ends of the I-shaped steel beams; each connecting part comprises a first connecting part body arranged at the end of one prefabricated unit, and a second connecting part body arranged on the other prefabricated unit; and ultrahigh performance concrete is poured at the matched areas of the first connecting part bodies and the second connecting part bodies in place to form the pier top crossbeam. According to the fabricated light composite beam simply-supported variable-structure continuous structure and the construction method thereof, the problem that a traditional steel-concrete composite continuous beam hogging-moment-area bridge deckslab is prone to cracking when being pressed, and steel beams are prone to losing stability due to being pressed is solved; a continuous bridge is better in durability and longer is service life, meanwhile, on-site zero welding can be achieved, the on-site operation amount is reduced, the fabricating efficiency of the structure is improved, and fabricated and rapid construction is facilitated.
Owner:HUNAN UNIV

Secondary water supply method and water supply system for high-level reservoir

A secondary water supply method and system for high-level water tank is characterized by that a partition is used to divide one water tank into two for different purposes, that is one for living water and another for fire-fighting water. Its advantages are less pollution of living water and low cost.
Owner:汕头经济特区龙湖电力技术服务有限公司

Oriented cutting method for preparing infrared non-linear optics element from yellow copper uniaxial negative crystal

The invention relates to a directional cutting method for preparing infrared nonlinear optical elements from a chalcopyrite uniaxial negative crystal, which comprises the following steps: (1) according to cleavage surfaces {112} and {101} of the chalcopyrite uniaxial negative crystal, utilizing a crystal standard pole figure with Wuwov's intersection ruler and an X-ray diffractometer to determine the direction of a C axis of the crystal through theta-2theta continuous scanning; (2) putting the crystal of which the direction of the C axis is determined on a cutting machine, rotating a sample stage for delta theta far away from the direction of the C axis according to a phase matching angle theta m required by an optical element, and cutting the crystal to obtain an original sample of the optical element, wherein the delta theta= theta m - theta (112); (3) putting the original sample of the optical element on the sample stage of the X-ray diffractometer, determining an oscillation photograph of a cutting surface of the original sample of the optical element, and obtaining a diffraction peak place value theta' and delta theta', wherein the delta theta'=absolute (theta'- theta'(112)); and (4) finishing the optical element, and correcting the cutting surface of the original sample of the optical element until the delta theta'=the delta theta.
Owner:SICHUAN UNIV

Accurate correction method of fluorescence quenching rate in inner filtering efficiency process of fluorescence quenching system

The invention discloses an accurate correction method of a fluorescence quenching rate in an inner filtering efficiency process of a fluorescence quenching system, and the method is characterized by comprising the following steps of: firstly, correcting influences of competitive absorption on a light spectrum; then, correcting the influences of absorption on the light spectrum; and correcting the influences of absorption distribution on the light spectrum. The method disclosed by the invention can be used for carrying out combined correction on the influences caused by a fluorescence inner filtering efficiency and absorption distribution, so as to ensure that the light spectrum of the quenching system is accurately corrected; and the fluorescence quenching rate in the quenching process is really reflected.
Owner:HEFEI UNIV OF TECH

User consumption incentive platform and method

InactiveCN107341692AIncentivize continuous consumptionAttract return to consumptionPayment protocolsMarketingWorld Wide WebData processing
The invention discloses a user consumption incentive platform and method. The method includes: S1, registering platform accounts by a consumer and a merchant; S2, depositing a principal into the platform by the consumer, and selecting a deposit cycle; S3, returning rebate media to the consumer by the platform according to a principal amount and the deposit cycle; S4, using the rebate media to perform a transaction at the merchant by the consumer, transferring an corresponding amount of the media to the merchant by the consumer according to prices of commodities; and S5, using the media, which are obtain by sale, to perform cash withdrawal on the platform by the merchant. According to the platform of the invention, unified data processing servers and databases of storing data are provided, the merchant completes promotion without the need for increasing investment in hardware devices, and completing rebate operation by the merchant is facilitated. For the consumer, the principal is returned in a full amount, an interest rate is higher than bank interest rates, and the platform brings material benefits and is easy to use; for the merchant, promotion is obtained on the platform by settling the platform, and a transaction amount is greatly increased; and for the platform, profit is obtained through a manner of charging the merchant for a franchise fee, and the benefits are transferred to the consumer to the greatest extent.
Owner:袁正洪

Remote acceptance system and method based on cloud computing technology

The invention discloses a remote acceptance system and method based on a cloud computing technology. Through the remote acceptance system and method, remote acceptance business can be carried out in economic less-developed regions, communication between a client and main business personnel can be realized through remote voice and video equipment, part of business which cannot be performed without participation of the main business personnel is handled, and remote secure two-way video communication and writ exchange are realized. By the adoption of an SAAS mode deployment system, a server and other investment do not need to be added, secondary investment is less on the basis of existing equipment, system operation and maintenance cost is low, broader business demands are met on the basis that the business handling requirement on existing business personnel is not changed, particularly the requirement of the notary industry for business handling is reflected, efficient and legal development of notarization business is guaranteed, and the rights and interests of a certification institution and the client are safeguarded.
Owner:法信公证云(厦门)科技有限公司
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