15results about How to "True reaction" patented technology

The invention discloses a turbulence model for underwater wireless optical communication and a communication system performance calculation method, and the method comprises the steps: building a new turbulence statistical distribution model under the condition of ocean turbulence, and obtaining an expression of a flicker index of the model in combination with model parameters; and a Meijer-G function and a Fox-H function are utilized to obtain a closed expression of the outage probability and the bit error rate under the model condition, so that the influence on the transmission performance of the system under different scene parameters can be researched. Compared with an existing turbulence model, the method is closer to the complex turbulence environment of the ocean, and especially under the complex turbulence scene of bimodal distribution, simulation research on the real ocean environment can be better achieved.

The invention discloses an in-situ SEM imaging and macroscopic battery testing system, and belongs to the technical field of solid-state battery testing, the in-situ SEM imaging and macroscopic battery testing system comprises an SEM-FIB double-beam electron microscope, the SEM-FIB double-beam electron microscope is fixedly connected with a vacuum transmission mechanism, the top of the vacuum transmission mechanism is fixedly connected with a solid-state battery clamp, the vacuum transmission mechanism is fixedly connected with the solid-state battery clamp, and the solid-state battery clamp is fixedly connected with the SEM-FIB double-beam electron microscope. A to-be-tested sample piece is arranged in the solid-state battery clamp, and the solid-state battery clamp is electrically connected with an electrochemical testing mechanism. The device can be used for observing the cross section of a macroscopic battery sample and observing the reaction in the battery during electrochemical testing, avoids a traditional nanometer manipulator electrifying mode, adopts a power supply for macroscopic battery testing to electrify, is similar to a macroscopic testing condition, and obtains an electrochemical curve similar to a macroscopic battery; and the reaction in the battery can be reflected more truly.

The utility model provides a high and cold mining area soil meteorological environment three-dimensional monitoring device and a monitoring system, and relates to the field of plateau environment monitoring, a monitoring rod comprises a top end and an embedded end, and the embedded end is provided with an expansion part for increasing the bottom area of the monitoring rod; the data acquisition unit comprises a plurality of acquisition modules and a collection module in signal connection with the acquisition modules, the acquisition modules are used for monitoring soil moisture content, weather information and environment information, and the collection modules are fixed on the monitoring rod and used for collecting the acquired soil moisture content, weather information and environment information; the data transmission unit is in signal connection with the collection module, and the data transmission unit is used for uploading the collected soil moisture content, weather information and environment information to a remote data processing server. According to the application, the extension part is arranged at the embedded end of the monitoring rod, so that the stability of the monitoring rod is improved, and the monitoring rod resists severe geography and natural environments; moreover, diversified information parameters are obtained, and support data are provided for research on the influence of mining in a mining area on the ecological environment.

The invention discloses a tourism data analysis system based on the Internet, relates to the technical field of data analysis, and solves the technical problems that comprehensive analysis cannot be carried out according to conditions of scenic spots and feedback of tourists, information cannot be updated in time, and information notification lags behind. According to the invention, the score value is calculated according to the actual feedback of tourists in the scenic spot, and the scores of different tourist attractions are re-scored by combining the comparison with the existing scores, so that the direct watching of users is facilitated, the influence caused by the long-time non-updating of information is reduced, and the user experience is improved. Meanwhile, according to the display information corresponding to the tourist attraction and the feedback information of the tourist, the tourist attraction is comprehensively analyzed, a corresponding comprehensive value is calculated, recommendation and display are performed to the tourist through the comprehensive value, and finally, periodic analysis is performed on the display information, so that the timeliness of subsequent information updating is ensured, and the user experience is improved. The current situation of a tourist attraction can be reflected more truly, and the playing experience of tourists is improved.

The present application discloses a simulated wellbore experimental system, which belongs to the technical field of oil and gas production. The simulated wellbore experimental system includes a fixed wellbore and a replaceable experimental pipeline assembly located in the fixed wellbore. The experimental pipeline assembly includes an experimental casing, a simulated production oil pipe, a gas injection oil pipe, a guide shoe and a connector. Among them, the gas injection oil pipe is located outside the experimental casing and is connected to the experimental casing through a connector. The guide shoe has a mixing cavity, and the guide shoe is respectively connected to one end of the experimental casing and one end of the gas injection oil pipe, so that the experimental casing and the gas injection oil pipe are both connected to the mixing cavity. The simulated production oil pipe is located in the experimental casing, and the first end of the simulated production oil pipe is located in the mixing cavity of the guide shoe. The simulated wellbore experimental system provided by the present application can reduce the cost of simulated testing in oil and gas fields. The present application is used for simulation testing in oil and gas fields.

The invention relates to a message duplication judgment method and device and electronic equipment, and belongs to the technical field of network, and the method comprises the following steps: storing a source IP of a received first message into a first RBM table, storing a destination IP of the received first message into a second RBM table, calculating a first KEY value of transmission data of the received first message, and storing the first KEY value into a third RBM table; when a second message is received, calculating an obtained temporary KEY value based on transmission data of the second message; and when the source IP of the second message exists in the first RBM table, the destination IP of the second message exists in the second RBM table, and the temporary KEY value exists in the third RBM table, determining that the second message is a repeated message. According to the invention, the full-flow equipment can count and accurately calculate various index data in the actual flow, and the real network condition is reflected.

This invention provides a detection model for allergic reactions to Qingkailing injection. The model comprises seven modules: a mouse ear blue staining area percentage testing and data storage module; a mouse ear blue staining area scoring module; a mouse ear blue staining area result judgment module; a mouse ear tissue Evans blue (EB) exudate quantitative testing and data storage module; a mouse ear tissue Evans blue exudate calculation module; a mouse ear tissue Evans blue exudate result judgment module; and a result output module. The model provides clear evaluation and analysis methods and result judgment criteria, exhibiting a high detection reaction rate. At a dosage of 10 ml / kg, the reaction rate of Qingkailing injection reaches 100%, and the EB exudate amount is 6-10 times that of the negative control group. Furthermore, the method is simple to operate, less time-consuming, and has good repeatability, accurately and truthfully reflecting whether Qingkailing injection causes allergic reactions. This model has significant value and importance for the quality control, process research, and clinical application safety of Qingkailing injection.

A full-size medium-length highway tunnel fire experiment emergency management and control method based on a mixed display technology comprises the steps that a plurality of professional groups are divided, then all the professional groups are arranged in corresponding positions of a full-size medium-length tunnel fire experiment platform, when a tunnel fire experiment is carried out, all the professional groups are responsible for different responsibilities, and all the professional groups are responsible for different responsibilities. When a tunnel fire experiment exceeds a normal experiment range and fire extinguishing cannot be carried out, the fire experiment and emergency disposal group receives emergency disposal information issued by the monitoring center group and carries out field emergency disposal according to the information. Meanwhile, the field machine group, the medical aid group, the safety evacuation group, the fire-fighting contact group and the fire-fighting group carry out corresponding operation according to the emergency disposal information, finally, the logistics and comprehensive coordination group carries out tunnel inspection and cleaning after a disaster, and the monitoring center group collects and records related data of a tunnel fire test. Reliable data basis is provided for practical engineering application, so that loss is reduced to the maximum extent, and life and property safety is protected.

The utility model discloses an air sampling device for monitoring atmospheric environmental pollution, which comprises an air exhauster and a connecting block, a connecting pipe is arranged at the output end of the side surface of the air exhauster, a first one-way valve is arranged at one end of the side surface of the connecting pipe, and a sampling pipe for storing samples is arranged at one end of the side surface of the connecting block. A fixing mechanism for fixing the sampling pipe during sampling is arranged at one end of the side surface of the connecting block; according to the utility model, the sampling tube can be sealed during sampling through the fixing mechanism, so that other substances cannot enter the sampling tube to influence monitoring data, and an internal sample can be well sealed through the sampling tube, so that air or other pollutants cannot enter the sampling tube, and the concentration data after testing is more accurate; the actual condition of atmospheric pollution can be better and more truly reflected, toxic and harmful substances contained in the atmosphere cannot leak out, the health of sampling personnel cannot be influenced, and the use is safer.

This invention discloses a method and system for assessing the risk of suicidal ideation in depressed patients based on a virtual high-altitude scenario. Subjects wear VR headsets, physiological monitoring devices, and eye-tracking glasses to record resting physiological data (I) and time deviation (I). In a "ground" scenario, a frame-and-bar test is performed, recording the error rate (ER_B). In the virtual high-altitude scenario, a high-altitude pain avoidance test and a time deviation test are performed at a certain height to establish a basis for assessing the subject's pain avoidance. At the maximum tolerable height, subjects perform a body balance test and a time deviation test, recording physiological data (II) and time deviation (III), and then perform the frame-and-bar test and time deviation test again, recording physiological data (III), time deviation (IV), and the error rate (ER_H). A basis for assessing the subject's fear of heights is established, and a risk level assessment of the subject's suicidal ideation risk is made. This invention objectively assesses the risk of suicidal ideation by observing the real performance of depressed patients in predicting effective factors for suicidal ideation.

The application discloses a method for adaptive weighted fusion based on multiple functional connection networks, and steps are as follows: pre-processing brain function image data output by a functional magnetic resonance instrument; dividing the pre-processed brain function image into a plurality of brain regions according to a standard template; calculating connection weights between each brain region based on multiple correlations, and respectively constructing functional connection networks; and adaptively learning and fusing weights for each functional connection network by using supervision information, so that a functional connection network containing multiple interaction information is obtained. The method has important theoretical significance and practical application value, and can fuse interaction information from different perspectives by using simple operation, can judge importance of each functional connection network in the fusion process, and integrates subsequent feature selection and classification into a model.

The invention relates to the field of formation, maintenance or circulation of air pressure in a heating chamber, in particular to a strip steel floating device performance test system and a use method thereof. The strip steel floating device performance testing system comprises a strip steel tensioning device (1) and is characterized by further comprising an air spraying pipe frame device (2) and a strip steel floating device (3), the air spraying pipe frame device (2) is arranged on the strip steel tensioning device (1) in a crossing mode, and the strip steel floating device (3) is arranged in the air spraying pipe frame device (2) and right faces the strip steel tensioning device (1). The use method of the strip steel floating device performance test system is characterized by being implemented according to the following steps in sequence: S1, mounting; s2, tensioning is conducted; s3, bottom blowing; s4, top blowing; and S5, adjusting. The method is accurate in working condition simulation and high in environmental adaptability.

The invention discloses a magnetic resonance Z-spectrum fat quantitative imaging method, system and device and a storage medium. The method comprises the steps that a human shoulder and neck T2 weighted pressurized water image and a Z-spectrum image which are matched in spatial position are collected; binarization threshold segmentation processing is carried out on the T2 weighted pressurized water image, adipose tissue and non-adipose tissue are segmented, and an adipose distribution diagram is obtained; z-spectrum main magnetic field non-uniformity correction is carried out on the segmented adipose tissue and non-adipose tissue areas according to different Z-spectrum spectral line distribution displayed by different tissues in the Z-spectrum image; and performing multi-pool Lorentz linear fitting on the Z spectrum subjected to main magnetic field non-uniformity correction, extracting corresponding water and fat signals, and calculating the relative fat content in a unit voxel according to the relative proportion of water and fat so as to realize fat quantitative imaging. According to the Z-spectrum fat quantitative imaging method, fat quantitative imaging is effectively achieved, meanwhile, the main magnetic field non-uniformity correction problem of the fat tissue area is solved, and the novel Z-spectrum fat quantitative imaging method is provided.

The invention belongs to the technical field of topographic surveying and mapping, and particularly discloses a method for surveying and mapping desert abdominal terrain by an unmanned aerial vehicle, which comprises the following steps of: firstly, arranging image control points in a surveying area according to control points; then controlling the unmanned aerial vehicle to fly along the flight route, and shooting the image control point at the same time; carrying out live-action three-dimensional modeling by using ContextCapture software by a worker; coordinate information in the three-dimensional model is extracted through Qinghua three-dimensional EPS software; converting the coordinate information into coordinate data by using CASS software, and finally drawing a cross section graph of the roadbed by using Autocad2016 software. In order to solve the problem that the task load of manual measurement work is large at present, a measurement area is shot through an unmanned aerial vehicle, and data fusion is carried out through software such as ContextCapture modeling software and Qinghua three-dimensional EPS software, so that original field dotting of a total station is converted into indoor three-dimensional mapping, and the problem that when measurement work is carried out in a desert area, the measurement efficiency is high is solved. And the working efficiency is low due to potential safety hazards of personnel, large measurement task load and high labor intensity.

The invention belongs to the technical field of soaking test pit tests, and provides a winter soaking test pit test method for a self-weight collapsible loess site, which avoids the problems of difficulty and potential safety hazards brought to the field soaking test pit test of loess collapsibility by severe weather conditions such as low temperature, wind and snow, freezing and the like in winter through physical thermal insulation equipment. The preset correction coefficient is used for correcting the self-weight collapsibility, the problem that due to physical heat preservation, the environment temperature and humidity in the test pit are different from the actual environment temperature and humidity, errors between test data and test data in the actual winter environment are large is solved, and meanwhile the water injection rate and the water injection duration are adjusted according to the test requirements. And the temperature in the physical thermal insulation equipment is adjusted, so that the influence of the water injection rate, time and the like on the test pit structure is reduced, and the actual test pit condition can be truly reflected.