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252results about How to "Good impetus" patented technology

Ultrashort pulse microwave thermoacoustic imaging method and device

The invention discloses an ultrashort pulse microwave thermoacoustic imaging method and an ultrashort pulse microwave thermoacoustic imaging device. The device comprises an ultrashort pulse microwave generator, an ultrasonic detector and a data acquisition and image reconstruction device. The method comprises the following steps of: fixing an object to be detected in a coupling tank containing deionized water; making the ultrashort pulse microwave generator output ultrashort pulse microwaves under the control of a trigger circuit, making the ultrashort pulse microwaves uniformly irradiate theobject to be detected through a pulse transmitting antenna, and exciting to obtain thermoacoustic signals; and receiving the thermoacoustic signals by using the ultrasonic detector, making signals output by the trigger circuit trigger a data acquisition card to acquire the thermoacoustic signals, and recording and saving the thermoacoustic signals and reconstructing images by using a computer. The ultrashort pulse microwave generator with ns-level pulse width excites the thermoacoustic signals, the thermoacoustic signal exciting efficiency can be greatly improved, and a sample to be detected is subjected to high-resolution tomography. The device has high imaging resolution, simple structure and low cost, and is convenient to operate and easily promoted and applied in the field of nondestructive testing.
Owner:SOUTH CHINA NORMAL UNIVERSITY

Large-area ultrathin plastic part injection mould

The invention relates to the field of plastic injection molding moulds, and particularly relates to a large-area ultrathin plastic part injection mould. The mould comprises a static mould and a movable mould, wherein the static mould is composed of a static mould fixing plate, and the static template and a static mould core, a movable mould composed of a movable mould fixing plate, a pad, a movable template and a movable template core; the static template is a thickened static template; the pad is a whole square thick steel block; an ejection device is a push board ejection device; an exhaustsystem comprises a group of exhaust plates at the bottom of a mould cavity, an exhaust groove at the periphery of the mould cavity and an exhaust channel connected with the exhaust plates and the exhaust groove; and a compressed air blow pipe leading the exhaust channel to generate negative pressure is arranged on the exhaust channel. The mould has high strength, the service life is up to 2 million times; the exhaust is smooth, and adverse phenomena, such as insufficient filling, burning, air trapping, heavy fused connecting wire and the like, are prevented, so that the purpose of large area of 1,429mm<2> and ultrathin of 0.18mm molding is achieved; and the extrusion or deformation of a product is effectively avoided by adopting the push board ejection device.
Owner:DONGMING XINGYE SCI TECH CO LTD

Agricultural ecological environment information management and monitoring method and system based on Internet of Things, big data and cloud computing

The invention relates to an agricultural ecological environment information management and monitoring method and a system based on Internet of Things, big data and cloud computing, which belong to the technical field of computers and network. The method and the system comprehensively use the Internet of Things, the big data, the cloud computing and an electronic data preservation technology, the agricultural ecological environment information is managed and monitored, and through a sensor, a cloud computing platform and the like, the agricultural production process is monitored in real time, remote diagnosis and early warning are carried out, and an agricultural automatic device is remotely controlled to complete related work. The system comprises an agricultural ecological environment information acquisition and transmission module, an agricultural ecological environment information safety storage module, an agricultural ecological environment information analysis and application module and an agricultural facility remote control module. Through the system of the invention, high-efficiency factory farm can be realized, the modern technology and the management level of the agriculture can be improved, and as the electronic data preservation technology is used, the agricultural ecological environment information reliability can be ensured, and the agricultural ecological environment information effective use can be ensured.
Owner:沈阳君农哥科技股份有限公司

RTG navigation locating and container position monitoring system

The invention relates to an RTG navigation positioning and box position monitoring system, which comprises a GNSS reference station subsystem for generating and broadcasting GNSS difference correction, a TOS interface subsystem for providing distribution information of a container and operating instruction information, a center subsystem for acquiring, storing and forwarding the difference correction and the distribution information of the container, and a plurality of GNSS mobile station subsystems for receiving the GNSS difference correction and the distribution information of the container, automatically acquiring the operating instruction information, determining a GNSS coordinate of RTG according to the GNSS difference correction and GNSS signals received by the GNSS mobile station subsystems, determining a hanger position according to the GNSS coordinate and the installation deviation between a GNSS antenna and an RTG hanger, determining the position of the RTG in a heap, comparing the hanger position of the RTG and the box position of a box to be operated in the operating instruction information, and allowing a turn lock mechanism to act when the distance of the hanger position and the box position reaches or is smaller than a threshold value.
Owner:BEIJING BDSTAR NAVIGATION CO LTD

Preparation method of novel biological matrix non-soap type core-shell structure water-based acrylic acid emulsion

The invention discloses a preparation method of novel biological matrix non-soap type core-shell structure water-based acrylic acid emulsion. The preparation method comprises the following steps: 1) adding fatty acid, monobasic acid and polyol with natural source according to a certain proportion to prepare an alcohol acid intermediate; 2) adding a certain amount of polybasic acid and anhydride into the alcohol acid intermediate prepared in the step 1 according to a certain proportion and dissolving into water to prepare an alcohol acid aqueous solution; and 3) adding an acrylic acid comonomerin the alcohol acid aqueous solution in the step 2 at a time or in batches, adding an initiator, a reducing agent, a catalyst, a molecular weight regulator, reacting at 30 to 95 DEG C for 10 to 90 minutes, adding aids such as a crosslinking agent, a sterilizing agent, preservative, a stabilizer and a defoaming agent as required, and finally obtaining the novel biological matrix non-soap type core-shell structure water-based acrylic acid emulsion. The emulsion has the advantages of environmental friendliness, reproducible raw materials, low cost, high drying speed, wide and adjustable film-forming temperature and hardness and the like, and is favorable for application and popularization of biological matrix concept products.
Owner:科思创树脂制造(佛山)有限公司

Recycled micro powder activation method

The invention discloses a recycled micro powder activation method, which comprises the following steps of crushing construction waste into particles being 25 to 40mm; then, putting the particles under the conditions of 200 to 500 DEG C for calcination for 1 to 4h; then, performing ball milling for 2 to 5h; performing sieving to obtain construction waste powder being 30 mum to 80 mum; putting the construction waste powder at 600 to 700 DEG C to perform calcination for 2 to 4h; raising the temperature to 0.5h to 1.5h to 800 to 1000 DEG C; performing heat insulation for 1 to 3h; then, after 0.5 to 1.5h, lowering the temperature to room temperature; then, sufficiently and uniformly mixing the recycled micro powder and an excitant with the weight percentage being 0.1 to 2..2 percent to obtain the activated recycled micro powder. The activation method provided by the invention has the characteristics that the activation effect is good; the operation of the activation method is simple; the environment is protected. Compared with ordinary concrete, the recycled micro powder concrete prepared from the recycled micro powder treated by the method provided by the invention has the advantage that the pressure resistant intensity and the work performance are obviously improved.
Owner:WUHAN YUANJING READY MIXED CONCRETE CO LTD

System, apparatus and method for realizing credit cards payment by instalments

InactiveCN1889132ASupport installment payment business functionRealization of installment payment business functionApparatus for meter-controlled dispensingCredit cardPayment transaction
The invention discloses a system that can realize installment payment of credit card, including the business terminal of the credit card, receipting the input business information of installment payment, sending the read and received information by finance network to the processing device of installment payment; the processing device of installment payment is to receive the information which is sent by the business terminal of credit card through finance network , verifying the installment payment business according to the received information, examining the line of credit, initial payment, liquidation in instalment, installment payment register, line of credit renewal and the operation of installment payment enter an item in an account. This invention discloses a device and method which can realize installment payment of credit card at the same time. By making use of the invention, the installment payment function of credit card has realized, the problem that the interest-free scheduled time of credit card consumption is short and overdraft interest is high have been resolved, the returning money pressure of people who holding the card reduced, the consumption using card expanded, it has promoted the fast development of the commodity economy, made a bank gain more business amount.
Owner:INDUSTRIAL AND COMMERCIAL BANK OF CHINA

Solar steady persistence lighting system and excitation method thereof

ActiveCN104199496AIncreased luminance ratioPlay low light lightingBatteries circuit arrangementsElectroluminescent light sourcesEngineeringSolar cell
A solar steady persistence lighting system comprises a solar cell system (1), an IC (integrated circuit) controller (2), a photosensitive control element (3) and electroluminescent devices (4). One or more electroluminescent devices (4) are arranged around or inside every steady persistence light emitter (5) and connected and mounted with the IC controller (2) through a line, and the IC controller (2) is connected and mounted with the solar cell system (1) and the photosensitive control element (3) respectively through lines. An excitation method of the solar steady persistence lighting system is characterized in that the IC controller receives a signal of a photosensitive element when the photosensitive element which is under the control of the IC controller senses that the ambient light illumination is smaller than a set illuminance value, the IC controller controls the electroluminescent device to start working, the electroluminescent device stops emitting light for set stop time after emitting light for set light-emitting time, and the above process is recycled. The IC controller controls the electroluminescent device to completely stop working when the photosensitive element senses that the ambient light illumination is larger than the set illuminance value. According to the solar steady persistence lighting system and the excitation method thereof, the uncontrollable luminance of the steady persistence light emitters can be artificially controlled, and the luminance of a product can be designed as needed.
Owner:ZHEJIANG MINGHUI LUMINESCENCE TECH CO LTD

Titanium nickel aluminium molybdenum alloy material and preparation process thereof

The invention relates to a titanium nickel aluminium molybdenum alloy material which is of a hollow cathode plasma sintering body and comprises the following components in atomic percent: 47-48.5% of titanium, 45-46.5% of nickel, 0.5-1% of molybdenum and the balance of aluminium, wherein the titanium content is 1-3% higher than the nickel content. A preparation process of the titanium nickel aluminium molybdenum alloy material comprises the following steps of: weighing titanium powder with certain granularity, nickel powder, aluminium powder and prealloy powder with the molybdenum content of 20wt% in the atomic percent of each component, carrying out ball milling, mixing, sieving, and obtaining a compacted blank by virtue of compression moulding; and forming a hollow cathode by virtue of the compacted blank and a graphite plate reflecting screen, realizing high-temperature rapid sintering on the compacted blank by adopting a hollow cathode plasma sintering method, and cooling, so that the alloy material is obtained. The titanium nickel aluminium molybdenum alloy material provided by the invention has good plasticity and strength, grains of the sintering body are uniform, the structure is compact, and the cost is low. The hollow cathode plasma sintering preparation process is simple, the problem that requirement on smelting and casting technological equipment is high is solved, the preparation temperature is obviously reduced, the material utilization is improved, the energy consumption is reduced, and the cost is saved.
Owner:CHANGSHU LIONY METALS

Air-lift membrane filtration complete equipment

The invention relates to air-lift membrane filtration complete equipment. The air-lift membrane filtration complete equipment consists of a membrane filtration system, a feed pump, a gas supply system, a tail gas solvent reclaiming system and an energy reclaimer, wherein the membrane filtration system consists of a kettle body 2, a circulating pipe 9 and a membrane component 10; the gas supply system consists of a compressed gas source and a gas flowmeter; the tail gas solvent reclaiming system consists of a tail gas condenser, a gas-liquid separating tank, an adsorption column and a dryer; in the kettle body, an upper cylinder body is a circulating area and a lower cone body is a sedimentation area; the circulating pipe is arranged on the side wall of the kettle body; the membrane component is encapsulated in the circulating pipe and is connected with the compressed gas source; a transmembrane pressure and a membrane surface gas speed are controlled by adjusting a gas inlet and outlet valve of the kettle body, so that positive pressure filtration concentration is realized; membrane flux is improved through the strengthening effect of gas-liquid two-phase flow; and the tail gas solvent reclaiming system can reclaim air-lift solvent and convert tail gas pressure into electric energy or mechanical energy. The air-lift membrane filtration complete equipment has the advantages of low energy consumption, high reclaiming efficiency, mild filtration condition and the like.
Owner:南京工大釜鼎能源技术有限公司

Rapid propagation and seedling growing method for Shuhua camellia tissue culture

The invention discloses a rapid propagation and seedling growing method for Shuhua camellia tissue culture. The rapid propagation and seedling growing method comprises the following steps of: selecting an explant of Shuhua camellia, pretreating and sterilizing; carrying out induced differential culture on an induced culture medium, and carrying out enrichment culture on a multiplication culture medium; then transplanting aseptic seedlings obtained through multiplication directly into a matrix for rooting. The rapid propagation and seedling growing method provided by the invention discloses that the camellia can be subjected to rooting culture without an aseptic condition firstly, and the aseptic seedlings cultured by the multiplication are directly treated by rooting liquid, and then are cut into the gardening matrix for the rooting; the rooting rate is above 90%; the transplanting survival rate is above 86%; the problem of camellia tissue culture seedlings are difficult in the rooting is solved; the production steps are simplified; the cultivation cycle is shortened to be within 5 months; the explant multiplication rate is above 300%; the production efficiency is improved; the market cycle is shortened greatly; the requirement of factory-like rapid propagation and seedling growing can be met.
Owner:SHANGHAI BOTANICAL GARDEN
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