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46results about How to "Achieve friendliness" patented technology

Human-machine interaction method with vision movement related neural signal as carrier

A human-computer interaction method based on neural signals relative to the visual movement relates to the technical filed of the human-computer interaction, and is characterized in that the method comprises the following steps: connecting a human-computer interaction unit waiting to be chosen with motional elements started at different times; arranging an EEG electrode in visual movement area of the user head for recording EEG signals; separately extracting brain waveforms corresponding to each motional element in a sequence according to the difference of the time starting; detecting whether an N2 electric potential corresponding with the visual movement; detecting that a human-computer interaction unit corresponding with the simulation of the N2 electric potential is considered as a target for a tested person; finishing the corresponding functional module by a computer, so as to realize the human-computer interaction. The testing results by the system shows that the choosing of a target averagely costs 6 seconds, and both the detection rate and the false reject rate meet the requirement of the regular human-computer interaction. The method has the advantages of having no scintillations, hardly causing the visual fatigue, and being suitable for low contrast and low illumination condition, and different human-computer sites.
Owner:TSINGHUA UNIV

Metallic matrix spindle brake pad for wind driven generator and preparation method thereof

InactiveCN101660581AMeet the requirements of high-speed brakingImprove mechanical propertiesFriction liningFiberWind driven
The invention relates to a metallic matrix spindle brake pad for a wind driven generator and a preparation method thereof. The material comprises iron powder, copper powder, tin powder, sulphur, shortcut steel fiber, copper fiber, high alumina ceramic fiber, inorganic oxide, graphite, etc. The preparation method comprises: weighing the components of the material according to the formulation, stirring and mixing the components in a special dry-type mixer, and ensuring the fibers to be fully dispersed and even; pressing the mixture for molding at the normal temperature, then sintering at the certain pressure and temperature, and cooling along with a furnace; finally, machining to obtain the metallic matrix spindle brake pad. Compared with the common powder metallurgy brake pad, the frictionmaterial prepared by the method is added with metals and the ceramic fiber, so as to remarkably improve the mechanical properties of the material and the static friction torque; meanwhile, the product has the advantages of moderate and stable coefficient of dynamic friction, better wear resistance, low brake noise and less dual wear, can completely meet the requirement of the wind driven generator for high speed brake of a spindle, and realizes environmental protection in deed.
Owner:CENT SOUTH UNIV +1

Preparation method of double-loading pesticide nano microcapsule suspending agent

ActiveCN112998021AHas a slow and controlled release effectAchieve prevention and control effectBiocideAnimal repellantsUltrasonic emulsificationPolyvinyl alcohol
The invention discloses a preparation method of a double-loading pesticide nano microcapsule suspending agent. The preparation method comprises the following steps: firstly, diluting chlorantraniliprole raw medicine with deionized water, then adding polyvinyl alcohol and bovine serum albumin, and dissolving as a solid phase (S); diluting lambda-cyhalothrin with dichloromethane, adding polylactic acid, and dissolving to obtain an oil phase (O); diluting polyvinyl alcohol with deionized water to serve as an outer water phase (W); slowly pouring the solid phase S into an oil phase under high-speed shearing, shearing for one minute to form a water-in-oil primary emulsion, and carrying out ultrasonic emulsification on the obtained primary emulsion at certain power for three minutes to obtain a double-loading multiple emulsion system; and centrifuging for 10 minutes at a high speed of 10000 rpm for three times, discarding the supernate after each centrifugation, supplementing the same amount of deionized water for complete dispersion, and finally volatilizing at room temperature for 24 hours to obtain the double-loading pesticide nano microcapsule suspending agent. According to the method disclosed by the invention, the compounding power of different soluble pesticides is improved, and slow controlled release of the two pesticides is realized at the same time.
Owner:INST OF ENVIRONMENT & SUSTAINABLE DEV IN AGRI CHINESE ACADEMY OF AGRI SCI

Hierarchical optimization design method for distributed energy supply system

The invention discloses a hierarchical optimization design method for a distributed energy supply system, and the method comprises the following steps: S1, building a multi-objective optimization model of the distributed energy supply system according to the stability, high efficiency and economic index requirements of the system; S2, providing a hierarchical optimization solving method for the multi-objective optimization model; and S3, solving the multi-objective optimization model by adopting a hierarchical optimization algorithm to obtain the optimal design of the system. According to themethod, a wide-tolerance sequence layering thought is introduced into multi-objective optimization solution, all objective functions are sorted according to importance degrees, optimization solution is carried out on all the objective functions in sequence, optimization of the next layer of objective functions is completed in the optimal solution domain of the last layer of objective functions. Finally, integrated planning design and operation optimization of the distributed energy supply system are achieved, high-efficiency supply of energy can be achieved, and the purposes of economical efficiency of construction and operation and environmental friendliness are achieved.
Owner:SOUTHEAST UNIV +2

A kind of preparation method of double-loaded pesticide nano-microcapsule suspension

ActiveCN112998021BHas a slow and controlled release effectAchieve prevention and control effectBiocideAnimal repellantsPolyvinyl alcoholBovine serum albumin
The invention discloses a preparation method of a double-loaded pesticide nano-microcapsule suspension. First, dilute the original drug of chlorantraniliprole with deionized water, then add polyvinyl alcohol and bovine serum albumin to dissolve it as a solid phase (S); dilute lambda-cyhalothrin with dichloromethane, and then add polylactic acid to dissolve it to obtain Oil phase (O); dilute polyvinyl alcohol with deionized water as the external water phase (W); solid phase S is slowly poured into the oil phase under high-speed shear and sheared for one minute to form water-in-oil colostrum, and then After the obtained colostrum is ultrasonically emulsified with a certain power for three minutes, the double-loaded double emulsion system can be obtained; after that, it is centrifuged at a high speed of 10,000rpm for 10 minutes, and centrifuged three times. After each centrifugation, the supernatant is discarded and an equal amount of deionized The water was completely dispersed, and finally volatilized at room temperature for 24 hours to obtain a double-loaded nano-microcapsule suspension. The method of the invention improves the compounding power of different soluble pesticides and simultaneously realizes the slow controlled release of two pesticides.
Owner:INST OF ENVIRONMENT & SUSTAINABLE DEV IN AGRI CHINESE ACADEMY OF AGRI SCI

Design method for fast sampler

The invention relates to a design method for a fast sampler used on a boiler. The fast sampler comprises a sampling rod in closed sliding or running fit with a base body, wherein a cover is arranged on the base body and is detachably matched with a base in a closed manner, an accommodating cavity for accommodating the sampling rod is coaxially formed in the cover, and when the sampling rod is in an insertion position, the joint of the cover and the base is located between a first groove and a limit piece; a first counter bore is formed in the head part of the base, the diameter of the first counter bore is larger than that of a first through hole and a stepped surface is formed; the limit piece is detachably arranged at the head part of the sampling rod, and when the limit piece is matched with the stepped surface of the base, a sampling hole is formed outside the base. The base body is dismounted into the base and the cover, the axial processing length of the base is reduced, and the processing difficulty is reduced accordingly; the joint is arranged between the first groove and the limit piece, and the limit piece is assembled conveniently; the limit piece is arranged at the head part of the sampling rod, the axial dimensions of the base and the sampling rods are both reduced accordingly, and materials are saved.
Owner:苏州特域机器人科技有限公司

Design method of boiler capable of rapidly sampling

The invention relates to a design method of a boiler capable of rapidly sampling. The boiler comprises a feeding hole, a discharging hole and a heating unit, wherein a sampling device is arranged on a side wall of the boiler so that a sampling hole is communicated with the inner part of the boiler, and the sampling hole can slide or rotate between the inner part and the outer part of the boiler. The sampling device is further provided with a cover which can be in detachable sealed match with a base; the cover is coaxially provided with a containing cavity for containing a sampling rod; when the sampling rod is located at an inserting position, the connection part of the cover and the base is located between a first groove and a limiting part; a first counter bore is formed in the head of the base and the diameter of the first counter bore is greater than that of a first through hole to form a step surface; the head of the sampling rod is detachably provided with the limiting part; and when the limiting part is matched with the step surface of the base, the sampling hole is located at the outer part of the base. A base body is split into the base and the cover so that the axial machining length of the base is reduced and the machining difficulty is reduced; and the limiting part is arranged at the front end of the sampling rod so that the axial sizes of the base and the sampling rod are reduced and materials are saved.
Owner:SUZHOU SHENGXIN OPTOELECTRONICS TECH

Design method for handle of cooker used for manufacturing fried bread sticks

The invention particularly relates to a design method for a handle of a cooker used for manufacturing fried bread sticks. The design method for the handle of the cooker used for manufacturing the fried bread sticks is characterized in that the handle is provided with a fixing face tightly attached to a first plane of a cooker support, a first supporting face which is a certain distance away from a second arc face of the cooker support, a second supporting face which is parallel to a second plane of the cooker support and is a certain distance away from the second plane of the cooker support, an installation face parallel to the fixing face and two lateral faces tightly attached to the cooker support; a first groove is formed in the second supporting face so that the first groove can extend to the first supporting face and the installation face; a second groove for containing part of a cover is formed in the second supporting face so that a supporting plate can be detachably arranged on the handle and can be matched with a special-shaped through hole of the cooker support. The handle is matched with the cooker support and the cover to form ventilating ducts and converging cavities, air flow is further guided into a lining, and therefore overturning of the fried bread sticks is facilitated. The supporting plate is matched with the special-shaped through hole of the cooker support, so that the degree of freedom of the handle is limited, and the handle does not break away from the cooker support.
Owner:临泉县白良电子信息技术有限责任公司

Handle of fried bread stick making pan

The invention relates to a handle of a fried bread stick making pan. The handle is characterized in that the handle is provided with a fixed surface, a first supporting surface, a second supporting surface and two side surfaces, wherein the fixed surface is tightly attached to a first plane of a pan stand, the first supporting surface has a certain distance from a second cambered surface of the pan stand, the second supporting surface is parallel with a second plane of the pan stand and has a certain distance from the second plane, and the two side surfaces are parallel with a mounting surface of the fixed surface and are tightly attached to the pan stand. The second supporting surface is provided with a first groove which extends to the first supporting surface and the mounting surface, the mounting surface is provided with a second groove for accommodating a part of a cover, and the handle is further provided with a detachable supporting plate. The handle is matched with the pan stand and the cover to form a ventilation duct and a conflux cavity, so the air is guided into a liner and fried bread sticks can turn over conveniently. The supporting plate is matched with a special-shape through hole of the pan stand so the degree of freedom of the handle is limited and the handle cannot separate from the pan stand.
Owner:临泉县白良电子信息技术有限责任公司

Boiler capable of achieving quick sampling

The invention relates to a boiler capable of achieving quick sampling. The boiler is provided with a material inlet, a material outlet and a heating unit, the side wall of the boiler is provided with a sampler, and a sampling hole is communicated with the interior of the boiler and can slide or rotate between the exterior and the interior of the boiler. The sampler is provided with a cover which is detachably matched with a base in a closed type, the cover is coaxially provided with a containing cavity for containing a sampling rod, and when the sampling rod is located at an inserting position, the joint of the cover and the base is located between a first groove and a limit part; the head of the base is provided with a first sunk hole, and the diameter of the first sunk hole is larger than that of a first through hole, so that a stepped surface is formed; the head of the sampling rod is detachably provided with the limit part, and when the limit part is matched with the stepped surface of the base, the sampling hole is located outside the base. A base body is split into the base and the cover, the axial processing length of the base is decreased, and therefore the processing difficulty is reduced; the limit part is arranged at the head end of the sampling rod, the axial size of the base and the axial size of the sampling rod are both decreased, and therefore the materials are saved.
Owner:扬州华大锅炉有限公司
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