33results about How to "Improve the efficiency of experimental testing" patented technology

The invention discloses a wide-range electron beam excited fluorescence imaging and spectral measurement device and a method thereof. The wide-range electron beam excited fluorescence imaging and spectral measurement device comprises a electron microscope scanning system, a scanning signal generator, a wide-range fluorescence collecting, coupling and transmitting system, a fluorescence intensity detector, a fluorescence spectral detector, a synchronous scanning signal collector and a cooperative control and data processing output system. Since a wide-range fluorescence coupler is introduced, fluorescence signals excited within an imaging view field by the microscope scanning system can be converged and coupled to a fluorescence transmission light path with high collection efficiency, the problems that, to images acquired by wide-range fluorescence scanning imaging, it is difficult to calculate and compare fluorescence excitation intensity or fluorescence yield and fluorescence spectruminformation of different positions according to uniform standards are solved, and wide-range rapid detection and analysis on the basis of electron beam excited fluorescence signals can be completed.

The invention discloses a double-side-pusher multi-angle mobile phone falling damage resistance detection device with falling height adjustable, comprising a base, a first cylinder, a second cylinder, and a rectangular experiment box. The top of the rectangular experiment box is provided with a slide slot parallel to the length direction of the box, and the top of the rectangular experiment box is further provided with linear motors arranged in parallel with the slide slots, third cylinders and other components. According to the invention, the rectangular experiment box can be rotated to different angles by controlling the first cylinder and the second cylinder, and experiment test of a mobile phone falling at different angles can be realized. With the device, falling damage of a mobile phone at different angles can be experimented continuously, and the experiment test efficiency is higher. Moreover, the positions of the third cylinders along the length direction of the experiment box are adjusted through the linear motors, and after the positions of the third cylinders are fixed, the piston rods of the third cylinders extend out to push stop plates to contact the rectangular experiment box, and thus the height at which the mobile phone falls can be changed. Height adjustment is convenient, and the test function is more powerful.

The invention discloses an electron beam excitation fluorescence large-range direct detection imaging apparatus and a method thereof. The imaging apparatus comprises a scanning electron microscope system, a scanning signal generator, a fluorescence collection coupling system, a semiconductor photodetector, a scanning synchronization signal collector and a synergic control and data processing output system. According to the present invention, by using the modular architecture, the configuration adjustment and the subsequent upgrade of each module are flexible and convenient; and by introducingthe large-area semiconductor photoelectric detection chip of the semiconductor photodetector, the fluorescence excited by the scanning electron microscope system in the large imaging visual field range can be concentrated and coupled to the semiconductor photodetector at the same high collection efficiency, such that the problem that the fluorescence excitation intensities or the fluorescence excitation yields at different positions of the image obtained through the large-range fluorescence scanning imaging are difficultly calculated and compared by using the standard is solved so as to complete the large-range rapid detection and analysis based on the electron beam excitation fluorescence signals.

The embodiment of the invention discloses a data processing method and apparatus and a computer readable storage medium, and the method comprises: obtaining a test duration and sampling index values corresponding to at least two test objects in an Nth round of comparison test; when the sampling index value meeting the object updating condition exists, determining an object to be updated in the dynamic test object according to the test duration; determining an object optimization algorithm according to the sampling index value of the fixed test object in each round of contrast test; according to an object optimization algorithm and the to-be-updated object, obtaining the to-be-tested object in the test object set; and updating the object to be updated in the at least two test objects as the object to be tested to obtain at least two updated test objects, and determining the at least two updated test objects as the test objects in the (N+1)th round of contrast test. By adopting the application, the data calculation amount can be saved, and the space calculation cost is reduced.

A Michelson interferometer of integral semiconductor laser is prepared as moving erection platform under spectroscope of existing Michelson interferometer towards left by 10 - 12 cm and fixing semiconductor laser firmly on top surface of platform at most left to make light source and Michelson interferometer be incoming angle of 45 degree and for setting extender lens freely between semiconductor laser and spectroscope.

The invention discloses a multifunctional experimental device for purifying gaseous pollutants. A gas distribution system comprises a simulation gas source, a flow meter, a mixing tank, a gas flow distributor and a flow meter of the gas flow distributor; a parallel reaction system comprises a plurality of reactor assemblies detachably mounted on a support base, each reactor assembly comprises a sleeve and a plurality of reactor elements detachably mounted in the sleeve, and a gas inlet pipeline of each reactor element is detachably connected with the tail end of the gas flow distributor and the tail end of the flow meter of the gas flow distributor separately; a purging regeneration system comprises a gas heating tank, and the gas heating tank is connected with purging gas and connected with the front end of the gas flow distributor and the front end of the flow meter of the gas flow distributor through gas source branch circuits; a detection and monitoring system comprises a pressuregauge, a temperature probe, a matched temperature display instrument, a matched heating controller and a gas component monitor. The multifunctional experimental device is simple in structure and flexible and convenient to operate and solves the problems that existing gas adsorption or catalytic purification experimental devices have few air paths and are large in workload, inconvenient to assemble, disassemble and operate, not ideal in temperature control and the like.

The invention provides a moving target vehicle. The moving target vehicle comprises a vehicle frame chassis, a plurality of mutually independent protection plate systems arranged in a surrounding modeand fixed to the periphery of the vehicle frame chassis, and a safety triggering device for controlling the moving target vehicle to stop. Each protection plate system comprises a supporting frame, an inclined protection plate fixed to the surface of the supporting frame in a covering mode, adjusting blocks made of elastic materials and fixed to the supporting frame, and bearing shafts, wherein one end of each bearing shaft is fixed to the corresponding adjusting block through penetrating through the corresponding adjusting block, and the other end of each bearing shaft is fixed to the vehicle frame chassis. The safety triggering device is used for detecting pressure change of the protection plate so as to drive the moving target vehicle to stop. Compared with related technology, the moving target vehicle provided by the invention is simple to maintain, low in cost and high in detecting efficiency.

The invention relates to an integrated closed sample dissolving system and method, belongs to the technical field of sample dissolving devices, and solves the problems of complicated operation steps,high operation intensity, low experiment efficiency, various used equipment/devices, large occupied space and environmental pollution of an existing sample dissolving device. The integrated closed sample dissolving system comprises a sample dissolving tank, a heating table and a fixed sealing assembly, wherein the sample dissolving tank comprises a tank body and a cover body; the heating table isprovided with a sample dissolving tank mounting hole; and the fixed sealing assembly comprises a fixed cover plate and a closing bolt, the fixed cover plate is located above the heating table and connected with the heating table, the fixed cover plate is provided with a first screw hole, and the closing bolt abuts against the cover body through the first screw hole. The system integrates the functions of sample dissolving, acid driving and redissolving, realizes sample dissolving, acid steam collection treatment and redissolving under a closed condition, has the advantages of simple structure,small size, less used equipment, low operation intensity, high experiment efficiency and low cross contamination risk, and has great popularization potential.

The invention discloses an experimental device for measuring a single duct and lift force of a single ducted air vehicle. The experimental device mainly comprises a ducted experimental prototype, an experimental vehicle base, guide pillar slide grooves, a first guide pillar, a second guide pillar, a third guide pillar, screw through holes, fixing sleeves, tensile force measurers and a mooring cable. The experimental device is characterized in that the ducted experimental prototype is of a single duct type and installed on the experimental vehicle base; the experimental vehicle base is in a triangular shape, and the guide pillar slide grooves are formed in three beams of the experimental vehicle base; the first guide pillar, the second guide pillar and the third guide pillar are installed on the three guide pillar slide grooves of the experimental vehicle base correspondingly; the screw through holes are formed in all the guide pillars at certain intervals; all the guide pillars are sleeved with the fixing sleeves, and the screw through holes fix the fixing sleeves; tensile force measurers are installed between the fixing sleeves and the ducted experimental prototype; and the mooring cable is connected to the ducted experimental prototype. The experimental device for measuring the single duct and lift force of the single ducted air vehicle has the advantages that practicable, a safe and reliable experimental means is provided, experimental measuring efficiency can be improved, and experimental measuring cost is reduced.

The invention discloses a device and method for aerodynamic efficiency of a wind turbine array for a wind tunnel experiment. The method comprises the following steps of (1) modeling the device by three-dimensional modeling software; (2) drawing up the shaft power output efficiency of a miniature direct-current motor in the rotating state of a generator; (3) constructing the device for the aerodynamic efficiency of the wind turbine array for the wind tunnel experiment; (4) checking the safety of the equipment; (5) acquiring a set wind speed; (6) collecting thrust and output current of a reference first wind turbine at different rotating speeds; (7) constructing the wind turbine array; 8) completing a pneumatic data curve of the first wind turbine in the wind turbine array; (9) completing pneumatic data curves of all the wind turbines in the wind turbine array; and (10) processing data. The device comprises a supporting bottom plate, a six-component balance arranged on the supporting bottom plate and a wind turbine fixed on the six-component balance. According to the device and the method, the power data and dynamic load change conditions of the wind turbines at different positions in the wind driven generator array under various wind speeds can be accurately acquired, and the aerodynamic characteristic curve of the wind turbines can be accurately fitted.

A comprehensive experimental platform for comprises a bottom plate, T-shaped grooves are formed in the upper side face of the bottom plate, and the two T-shaped grooves are of a central symmetry structure with the center of the bottom plate as the center. The invention further provides a force loader, a deflection testing device and an inclination angle testing device, the force loader can walk in the T-shaped groove, a contact head is arranged at the top end of the displacement sensor, and the contact head makes contact with the bottom face of the deflection testing sample and applies deflection testing acting force to the deflection testing sample. The inclination angle testing device is used for clamping a deflection testing sample, and inclination angle data of the deflection testing sample are obtained through an inclination angle sensor. According to the invention, the symmetrical base structure can accommodate a plurality of students to carry out two different electrical logging experiments; the inclination angle testing device is arranged, deflection rotation angles are visually measured through a sensor, the deflection rotation angles of the sample can be measured at any point, and the experiment testing efficiency is improved. The invention relates to an experimental device capable of carrying out a plurality of material mechanics experiments.