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

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 invention discloses a multi-angle mobile phone drop resistance detection device with adjustable drop height, which includes a base, a first cylinder, a second cylinder, and a rectangular test box. The top of the rectangular test box is arranged in the direction of its length Parallel chute, the top of the rectangular experiment box is provided with components such as a linear motor and a third cylinder arranged in parallel with the chute. The invention can rotate the rectangular test box at different angles by controlling the first cylinder and the second cylinder, so that the experimental test of the mobile phone falling from different angles can be realized, and the device can continuously perform the drop test of the mobile phone at different angles, The experimental test efficiency is higher; and the position of the third cylinder along the length direction of the test box is adjusted by a linear motor. After the position of the third cylinder is fixed, the piston rod of the third cylinder is stretched out, and the stopper plate is pushed to contact with the rectangular test box. , you can change the drop height of the mobile phone, the height adjustment is convenient, and the test function is stronger.

The invention discloses a device and method for aerodynamic efficiency of a wind turbine array used in wind tunnel experiments. 1) modeling the device with three-dimensional modeling software; Efficiency; 3) Build a wind turbine array aerodynamic efficiency device for wind tunnel experiments; 4) Equipment safety inspection; 5) Obtain the set wind speed; 6) Collect the thrust and output current of the benchmark first wind turbine at different speeds; 7) Constructing the wind turbine array; 8) Completing the aerodynamic data curve of the first wind turbine in the wind turbine array; 9) Completing the aerodynamic data curves of all the wind turbines in the wind turbine array; 10) Data processing. The device comprises a support base plate, a six-component balance arranged on the support base plate and a wind machine fixed on the six-component balance. The invention can accurately collect the power data and the dynamic load variation of the wind turbine at different positions in the test wind generator array under various wind speeds, and more accurately fit the aerodynamic characteristic curve of the wind turbine.

The invention belongs to the technical field of experimental simulation, and specifically relates to a method for testing the thermal-elastic coupling vibration characteristics of a friction plate friction slip process, which specifically includes testing the friction torque characteristics, rotational speed change characteristics, and thermo-solid coupling characteristics of friction elements during the friction slip process, and then obtains The vibration characteristic test can provide theoretical support for the structural strength simulation calculation and optimal design of the friction element. This method uses special real-time data processing technology to obtain the thermoelastic coupling vibration characteristics of the friction pair during the bonding / separation process, which can remove strong interference signal, through accurate circular frequency vector and quadratic integral calculation, the relationship between the torque characteristic and the speed change can be obtained respectively, and the temperature field analysis and vibration vector spectrum analysis results can be further integrated to obtain the thermoelastic coupling vibration characteristics. The present invention provides The experimental test method is simple and practical, and the test result has high precision.

The invention discloses a supercritical carbon dioxide phase balancing apparatus. The supercritical carbon dioxide phase balancing apparatus comprises a phase balance measuring device, a carbon dioxide gas source, a first middle container, a storage tank, a balance, a second middle container, a six-way valve, a water storage tank, a pump, a first pressure meter, a second pressure meter, a third pressure meter, a fourth pressure meter and a safety valve. The invention also discloses a use method of the supercritical carbon dioxide phase balancing apparatus. The phase behavior and the density of a system are evaluated by adopting a cloud point pressure curve technology, so the influence of polymer swelling on an experiment result in the extraction technology measurement process is avoided. Carbon dioxide or a liquid to be detected is continuously added through the middle containers under a constant pressure at a constant temperature in the experiment process to realize continuous determination of the phase behavior and the density of same components and various ratios and avoid measurement result inaccuracy caused by repeated dismounting of devices and measurement condition disunity caused by addition of a medium to be measured of routine measurement methods.

The invention discloses a method and application for distinguishing and semi-quantitatively analyzing different types of montmorillonite in geological samples, comprising the following steps: enriching and extracting clay minerals from samples; preparing original oriented sheets before and after HCl dissolution and Mg 2+ and ethylene glycol saturated oriented sheet; carry out XRD test and semi-quantitative analysis before and after HCl dissolution; solve the relative content of all clay minerals including Na-montmorillonite and Ca-montmorillonite. The invention adopts the hydrochloric acid dissolution method to remove Ca-montmorillonite, realizes the distinction and quantitative analysis of Na-montmorillonite and Ca-montmorillonite, and provides a new approach for identification and quantitative analysis of different types of montmorillonite.

The present invention provides a clay mineral directional sheet atomization treatment device and treatment method. A sensor and a spray assembly are arranged in the atomization box. One end of the spray assembly is horizontally arranged in the atomization box, and the other end extends to the outside of the atomization box. , The spraying component can change the position of the spraying through the servo motor and the moving component to realize the horizontal and vertical movement of the spraying, and the bottom of the atomization box is equipped with a heating device. It effectively solves the problem of XRD analysis error caused by different expansive clay content and drying time. At the same time, the non-contact ethylene glycol saturation treatment process is adopted to achieve the greatest protection for the personal health of the experimenters. The non-contact saturation treatment process prevents the experimenters from contacting toxic reagents and protects health and safety. The invention can process 200 samples at one time, greatly improving the efficiency of experimental testing; ensuring that each sample to be tested has the same organic saturation degree, and reducing the error of different samples.

The embodiment of the present application discloses a data processing method, device, and computer-readable storage medium, wherein the method includes: in the Nth round of comparison test, acquiring the test duration and sampling index values ​​corresponding to at least two test objects respectively; when there is When the sampling index value of the object update condition is satisfied, the object to be updated is determined in the dynamic test object according to the test duration; the object optimization algorithm is determined according to the sampling index value of the fixed test object in each round of comparison test; Update the object, obtain the object to be tested in the test object set; update the object to be updated in the at least two test objects to the object to be tested, obtain at least two updated test objects, and determine the updated at least two test objects as Test subjects in round N+1 of controlled testing. By adopting the application, the amount of data calculation can be saved, and the cost of space calculation can be reduced.