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269results about How to "Achieve function" patented technology

Execution function evaluating and training system for autism spectrum disorder children

The invention discloses an execution function evaluating and training system for autism spectrum disorder children, wherein a problem of evaluating and training the execution function of the autism spectrum disorder children is settled by means of advanced man-machine interaction technology and brain information sensing technology. The execution function evaluating and training system comprises the components of a student intelligent terminal, a portable electroencephalogram, a portable set-top-box, a cloud server and a parent handheld smart phone. The functional units are connected through wireless communication technology, wherein the student intelligent terminal provides a user interaction interface and records a user face expression image and spatiotemporal dynamics behaviors of buttons in real time. The portable electroencephalogram records the brain wave rhythm of the user. The data set-top-box is a system data collecting and analyzing center and analyzes the collected data through an algorithm for realizing sensing and estimating of the execution function on the user. Furthermore the man-machine interaction interface is constructed for realizing execution function training based on the analysis. The parent handheld smart phone acquires the execution function evaluating and training result of a child through the cloud server.
Owner:丰实教育科技(北京)有限公司

Optical fiber sensor system for measuring static/dynamic strain and temperatures simultaneously and method for optical fiber sensor system

The invention discloses an optical fiber sensor system for measuring static/dynamic strain and temperatures simultaneously and a method for the optical fiber sensor system. On the basis of a B-optical time-domain analyzer (OTDA) sensor system and a phi-optical time-domain reflectometry (OTDR) sensor system, an operation mode is switched through an optical switch, so that the optical fiber sensor system is skipped in two operation modes, and the static strain and dynamic disturbance can be measured simultaneously. In the invention, the dynamic disturbance and strain sensing based on a phi-OTDR technology and temperature distribution and static deformation sensing based on a B-OTDA principle are combined, so that a set of sensing system has the functions of a phi-OTDR and a B-OTDA, the defects that the conventional B-OTDA can only be used for the static strain and instant dynamic strain or external weak disturbance cannot be captured are effectively overcome, and the defects that the conventional phi-OTDR can only detect the dynamic strain and cannot be used for static measurement are overcome simultaneously; and the system and the method have great application prospects in long-distance distributed type sensing systems.
Owner:饶云江

Method of preparing block polyurethane microcapsule composite finishing agent

InactiveCN101109151ARealize functionRealize the temperature adjustment functionFibre treatmentOil emulsionMoisture permeability
A preparing method for a compound finishing agent for micro capsule of blocking polyurethane is provided, which comprises the following procedures: a) preparing the pre-polymer of the blocking polyurethane; adjusting the content of hard blocks with the composition and content of fixing soft blocks not changed, so that the inversible phase composes rich soft blocks and short hard blocks, and fixing phase composes rich hard blocks; b) adding the pre-polymer of the blocking polyurethane and the phase-transformation material in certain proportion into some water solution containing emulsifier to form a water-wrapped-oil emulsion system; when the emulsification goes to such stage as the diameter of micro capsule meets requirement, some chain extender and cross-linking agent are added, they are mixed for certain time under thermostatic condition, now emulsion of compound finishing agent for micro capsule of blocking polyurethane taking blocking polyurethane as wall of the micro capsule and phase-transformation material as the core of the micro capsule is obtained. The invention uses the same chemical substrate-polyurethane, so the requirement from the compound finishing agent on assistant, the formula of the finishing liquid and the finishing process are basically equivalent, thereby the synergy between air permeability, moisture permeability and temperature adjusting can be achieved well.
Owner:RESEARCH INSTITUTE OF TSINGHUA UNIVERSITY IN SHENZHEN

Preparing method of nano-modified high permeability resistant concrete

InactiveCN107032734ATake full advantage of stackingGive full play to the synergistic effectSolid waste managementChipsealSlag
The invention relates to building material engineering, and aims at providing a preparing method of nano-modified high permeability resistant concrete. The preparing method comprises the steps of conducting dry stirring on cement, sand, gravel, fly ash, blast-furnace slag powder and silica fume, and mixing the mixture evenly; mixing a nanometer additive, a water reducing agent and water which accounts for half the weight evenly, and adding the nanometer additive, the water reducing agent and the water which accounts for half the weight into the mixture for stirring; then adding the water which accounts for the other half the weight and continuing to conducting mixing; conducting discharging, and putting the new mixture into molds; conducting maintenance according to a conventional maintenance mode after removing the molds to obtain the nano-modified high permeability resistant concrete. According to the preparing method of the nano-modified high permeability resistant concrete, the limitation of the influence of a single mineral component on the performance of the concrete is solved, through the combination of the multifunctional composition, the effect of function superposition and synergy is achieved, the composite multifunctional composition can effectively optimize the concrete structure grain composition, and by optimizing the internal pore structure of the concrete, the aim of improving the permeability resistance is achieved. The grain composition optimization is conducted on the concrete structure by utilizing the nanometer additive, the high activity and the microcrystal nuclear effect of nano-particles are given full play to at the same time, and the permeability resistance of the concrete structure is improved.
Owner:ZHEJIANG UNIV

Packaging stage-type film bioreactor device for treating sewage or micro-polluted raw water

InactiveCN101186416ARealize quality water supplyFlexible and simple multi-functional areaTreatment with aerobic and anaerobic processesMultistage water/sewage treatmentWater qualitySmall footprint
The invention relates to a staged membrane bioreactor device, for treating sewage or micro-polluted source water, with a water container, pertaining to the environmental protection technology field. The device consists of a half-reaction zone, an anaerobic reaction zone, an aeration reaction zone and a pure water zone. The half-reaction is communicated with the bottom of the aeration zone, the bottom of the half-reaction is provided with an empty valve, one side of the half-reaction zone has a water inlet pump, the inside of the half-reaction has an internal ring filled with stuff, and the top of the half-reaction is provided with a stirrer, and the effluent of the half-reaction automatically flows into the anaerobic reaction zone. The top of the anaerobic reaction zone is provided with a stirrer, the bottom thereof is provided with a sludge empty valve, and a sludge empty device is shaped like a horn mouth and positioned in the anaerobic reaction zone, and the top of the anaerobic reaction zone is provided with a drug feeding mouth. The bottom of the aeration reaction zone has an internal return pump, the lower part of the aeration reaction zone is provided with an aeration pipe with an air inlet positioned at one side of the aeration reaction zone, and a fan is connected to the aeration pipe through the air inlet; the top of the aeration reaction zone is provided with an overflow pipe, the bottom of the aeration reaction zone is provided with an empty valve, while the middle is provided with a membrane component. The pure water zone is divided into two units, and the inside of each unit is provided with an effluent valve. The invention has the advantages of good effluent quality, multi purposes, small land occupancy, flexible and convenient using method, and is applied to the treatment of domestic sewage and micro-polluted source water, and can widen and facilitate the application of membrane bioreactor water treatment and water resource reutilization technique.
Owner:TONGJI UNIV

Optical anti-vibration voice coil motor capable of changing tilt shift centre and assembly method thereof

The invention provides an optical anti-vibration voice coil motor capable of changing tilt shift centre, comprising a substrate, at least one elastic sheet, a lens carrier, at least three magnetic body groups and a shell. The pedestal, the shell and the magnetic body groups are connected together to form a fixed structure. The magnetic body groups are arranged in the shell; the lens carrier comprises a main body and coils arranged on the main body. The number of the coils is the same as that of the magnetic body groups. The coils and the magnetic body groups are arranged oppositely one by one. The elastic sheet is connected with the lens carrier and the magnetic body groups to form a multi-variant spring oscillator system with a spring centre. The elastic sheet is electrically connected with the coils. The direction of the electromagnetic resultant force of each coil is not faced to and not back to the spring centre, and is not parallel to an optical axis. By adjusting the size of each resultant force, the motor could be used for controlling the tilt shift of the lens to be tilted and be moved along the optical axis to achieve an optical anti-vibration function and an automatic focusing function. By adopting the above structure, the optical anti-vibration voice coil motor not only is simple in structure, and high in reliability, and reduces production cost, but also could maintain excellent image resolution and resist magnetic disturbance.
Owner:AP PHOTONICS SHEN ZHEN

Weighing module

The invention relates to a weighing module which comprises a base and a weighing sensor, wherein the connecting side of the weighing sensor is installed on the base by a fastener; the base is provided with more than two installation holes; both side faces of the weighing sensor are connected with the wall of a spacing groove; the bearing side of the weighing sensor is provided with blind holes in a vertical direction; a top board or/and a bottom board of a frame-shaped rack is provided with installation holes; a bearing piece with spacing holes at the bottom is screwed on the top board of the frame-shaped rack and is fixed with the top board by a fastening bolt; both end surfaces of a rocking column respectively come into contact with the bottom surfaces of the blind holes and the top surfaces of the spacing holes; protective space A is arranged between the upper end surface of the weighing sensor and the bottom surface of the bearing piece; two horizontal spacing bolts are respectively installed on two side boards and positioned on both sides of the weighing sensor; and protective space B is arranged between the end surfaces of the horizontal spacing bolts and both side faces of the weighing sensor. The weighing module has the characteristics of high weighing precision, safety, reliability, convenient installation and maintenance, stable operation, low manufacturing cost and wide application range.
Owner:METTLER TOLEDO (CHANGZHOU) MEASUREMENT TECH CO LTD +2

Photocatalystc composite floor board and production process of photocatalystc composite floor board

The invention relates to a photocatalystc composite floor board, and belongs to the field of a functional environment-friendly healthy floorboard. The formaldehyde emission content of the composite floorboard is less than 0.3mg/L; the antibacterial rate is higher than or equal to 90 percent; the surface wear-resistant coefficient is less than or equal to 0.08g/100r; a substrate layer is an oriented shaving board layer; the oriented shaving board layer comprises an upper surface layer and a lower surface layer which are formed by glue mixing wood shavings in longitudinal arrangement according to the fiber direction and a core layer shaving layer formed by glue mixing wood shavings in transverse arrangement according to the fiber direction; and a decoration layer, a wear-resistant primer layer and a photocatalystc antibacterial paint decoration layer are sequentially arranged on the substrate layer. A production process of the photocatalystc composite floor board comprises the steps of shaving board layer sorting, glue preparation, glue distribution and assembling for the first time, cold pressing for the first time, core trimming, glue distribution and assembling for the second time, cold pressing for the second time, hot pressing for the first time, fixed-thickness sanding, edge cutting, puttying, polishing, sorting, reconditioning, glue distribution and veneering, cold pressing for the third time, hot pressing for the second time, multi-blade sawing, sanding, double-end milling, priming, finish paint preparing and finish paint painting. The composite floorboard has the advantages of good antibacterial function, high strength, good wear-resistant performance and comfortable foot feeling.
Owner:DEHUA TB NEW DECORATION MATERIAL CO LTD

Hybrid type front wheel active steering system

InactiveCN106347452ARealize intelligent driving assistanceImprove reliabilitySteering linkagesFluid steeringHybrid typeSteering wheel
The invention discloses a hybrid type front wheel active steering system and belongs to the technical field of automobile steering. The hybrid type front wheel active steering system comprises an input shaft, an output shaft, double-row planetary gears, a planet carrier, a steering wheel, a road feeling motor, a road feeling feedback worm wheel, a steering execution motor, a steering gear and an electronic control unit, wherein the steering wheel is arranged at one end of the input shaft; the steering gear is arranged at one end of the output shaft; the double-row planetary gears are arranged in the planet carrier, a first planetary gear of the double-row planetary gears is meshed with a gear on the end part of the input shaft and a second planetary gear of the double-row planetary gears is meshed with a gear on the end part of the output shaft, so that the input shaft and the output shaft are coaxially connected; a circumferential gear on the planet carrier is meshed with a worm of the steering execution motor; the road feeling feedback worm wheel is fixed on the input shaft and is meshed with the worm of the steering execution motor; and the steering wheel and a turning wheel of the system have real-time controllable force transmission characteristic and angle transmission characteristic, and a mechanical steering state can be automatically recovered when the system is in failure.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

Micron Chinese angelica and Astragalus membranaceus instant soybean milk powder and preparation method thereof

The invention discloses micron Chinese angelica and Astragalus membranaceus instant soybean milk powder having the functions of replenishing qi and enriching blood, which is prepared by processing the raw materials of soybean milk powder, milk powder, oligosaccharide powder, Astragalus membranaceus and micron Chinese angelica in an ultramicro pulverization technique, and belongs to the field of health-care foods. Based on the edible and medicinal traditional Chinese medicine theory, micron Chinese angelica and micron Astragalus membranaceus processed in the ultramicro pulverization technique are added to the instant soybean milk powder so that the Astragalus membranaceus is used for replenishing the qi of spleens and lungs to enrich the blood when the nutrient component of the soybean milk powder is enhanced; the Chinese angelica is used for enriching the blood to accelerate the circulation of the blood so that the instant soybean milk powder has the effects of qi replenishment and blood enrichment, abatement of asthenic fever to promote hemapoiesis, regulate immunities and protect heart and brain blood vessels and the like, thereby achieving the functions of replenishing qi and enriching blood, regulating the immunities and the like. The micron Chinese angelica and Astragalus membranaceus instant soybean milk powder can be used as a heath-care and health-promotion convenient food for the public and is more suitable for various anaemic crowds with internal injury and blood deficiency, massive hemorrhage caused by external injuries, woman menstruation, postpartum blood deficiency and the like as well as sub-health crowds, especially for replenishing qi and enriching the blood, and enhancing the immunities for postpubertal women.
Owner:GANSU MINGUI TRADITIONAL CHINESE MEDICINE TECH

Small satellite replaceable power supply system

The invention relates to a small satellite replaceable power supply system. An MCU microcontroller module is used for collecting the voltage of each point of a power supply management module. An MCU is provided with an UART and other interfaces, and is easy to develop and debug. Meanwhile, the MCU is provided with abundant general I/O ports, so that the relay control can be conveniently realized,wherein PWM control signals are provided. According to the technical scheme of the invention, the mechanical interface mode of a 6S battery pack and a power supply management module is provided. Whena battery needs to be arranged, an active guidance goes ahead. When the battery needs to be taken out, the active guidance pops up. According to the invention, based on the MCU micro-controller technology, the system is high in integration degree and small in size. The power management program in the MCU can be customized according to needs, so that the system is short in development period and easy to upgrade. The system can be applied to power supplies required by various loads on a small satellite electronic system, wherein the operations of on-orbit replacement, forward and reverse insertion operation and repeated usage can be realized. The system enters a sleep mode under the condition that a power supply is not needed. Therefore, the power loss of the power supply is reduced.
Owner:NORTHWESTERN POLYTECHNICAL UNIV

Indoor and outdoor dual-cycle air purification system for metal heat exchanger

The invention discloses an indoor and outdoor dual-cycle air purification system for a metal heat exchanger and relates to the novel air purification system. The air purification system is suitable for a site that indoor air is needed to be exchanged and purified with outdoor air. The air purification system comprises an air circulation switcher, a chassis, an air supplying blower, an air exhausting blower, a function controller, an air filtering filter element, a water draining electromagnetic valve, a water level controller, a PM2.5 infrared sensor and a metal plate piece type heat exchanger; the air supplying blower is installed on the upper position of one end of the chassis, the air exhausting blower is installed on the bottom end of one end of the chassis, an indoor air returning inlet is formed in the upper position of the other end of the chassis, an indoor new air outlet is formed in the lower position of the other end of the chassis, the air filtering filter element is installed in the middle portion of the chassis, the metal plate piece type heat exchanger is installed on the lower portion of the air filtering filter element, and the air filtering filter element and the metal plate piece type heat exchanger separate the chassis to form two channels; the water draining electromagnetic valve is installed at the bottom of the chassis, and the water level controller and the PM2.5 infrared sensor are installed in the chassis; and the function controller is installed on the upper portion of the chassis.
Owner:张翼鹏
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