114results about "Paper testing" patented technology

The invention belongs to the technical field of biological simulation, and discloses an anus cleaning effect evaluation method and system.The method comprises the steps that an execution assembly is controlled to wipe an anus anatomical structure with a to-be-detected sample according to a target wiping strategy, and a multi-mode sensing assembly is controlled to collect target parameters on the anus anatomical structure; obtaining target monitoring data; according to the residual dirt amount in the target monitoring data, a cleaning efficiency score is obtained through calculation, a target mechanical simulation model is called, according to the humidity permeation gradient value and the pressure value in the target monitoring data and the to-be-detected sample, a skin stimulation risk score is obtained through calculation, and the skin stimulation risk score and the cleaning efficiency score form a cleaning effect evaluation report. Simulation and prediction of the anus cleaning process are achieved, the simulation test effect and accuracy are greatly improved, and a cleaning effect evaluation report is given to illustrate the safety of the to-be-tested sample.

The invention relates to the field of material performance detection, and discloses a corrugated paper moisture regain resistance detection method and system, and the method comprises the steps: firstly obtaining a corrugated paper sample storage environment, collecting environment data, carrying out dynamic moisture absorption analysis according to the environment data, and calculating a moisture permeation rate; analyzing the damp state of the structure in combination with the rate, querying a moisture regain index, and then carrying out layered humidity detection to obtain interlayer moisture change data; calculating anti-moisture regaining residual strength based on the data, generating an anti-moisture efficiency index by combining temperature and humidity, and dividing moisture regaining risk grades; and finally, configuring multi-order early warning indexes according to grades, positioning an edge moisture absorption area, calculating a diffusion gradient value, generating a humidity stable signal, sending the humidity stable signal to the terminal, and formulating a moisture regain detection strategy according to feedback. The corrugated paper moisture regaining detection accuracy can be guaranteed.

The invention relates to the technical field of waste paper detection, in particular to an AI-based waste paper whole-process detection method and system, which comprises the following steps: collecting image side line extension angle statistics color matching identification, coding direction sequence comparison identification offset, positioning an infrared adjustment frequency generation instruction, and correlating serial number contrast data to generate a linked list. And extracting a difference value to judge that the overrun output is abnormal. According to the method, in image processing, abnormal paper parcels are compositely recognized through sideline interruption, break angle errors and color strip density, a multi-dimensional judgment mechanism is constructed in combination with source codes, in path tracking, a direction sequence is adopted to recognize an offset trend, infrared monitoring frequency is dynamically adjusted, and a high-risk area is focused; in the detection link, quality and moisture data are connected in series through paper package numbers, a time sequence contrast linked list is constructed, and potential deviations are screened by fusing difference floating and trend cross validation, so that anomaly identification precision, monitoring response rapidness and data tracking closed loop are realized.

The utility model relates to the technical field of paper recovery devices, and discloses a paper recovery device based on Internet of Things, which is in communication connection with a cloud server, and comprises a hollow shell, and a weighing unit, a crushing unit, a pressing unit and a recovery box which are fixed on the inner side surface of the shell and are sequentially arranged along the movement direction of paper. The system has the beneficial effects that the paper recovery device is connected with the cloud server, so that the waste paper capacity of the paper recovery device can be monitored in real time. The pressing unit is used for compressing the broken paper in the vertical direction and the horizontal direction, the waste paper capacity of the paper recycling device can be improved to a large extent, and the use efficiency of products and the user satisfaction degree are improved.

The invention relates to the technical field of paper detection, in particular to a paper finished product detection system based on a framework paper production process. By extracting defect information, modeling based on a graph structure and carrying out graph convolution operation to smooth an image, a defect area is accurately identified. Large-scale trend and small-scale local anomaly are separated through a wavelet decomposition technology, errors caused by environmental factors are eliminated through a local adaptive regression method, and the accuracy of thickness deviation is ensured. The density uniformity is calculated through ultrasonic feature extraction, the hyperspectral reflectivity is corrected in combination with a physical compensation method of chemical residues, and the chemical residue index is accurately obtained. The comprehensive quality index of the paper is obtained through comprehensive index calculation, so that whether the finished paper is qualified or not is judged, and a basis is provided for paper production adjustment of a production line.

A mining conveyor scanner including a scanning system that comprises a support for supporting the scanning system to scan ore carried by a conveyor. Advantageously, the scanning system safely scans the ore on the conveyor, as it moves in its normal course of operation, without flow interruption. Also, a method for detecting changes in the grade of ore carried by a conveyor in near real time, the method including the steps of: providing a scanning system having at least a hyperspectral imager, a LiDAR or range determination unit and computational resources; scanning the ore with the range determination unit to determine ore position information; scanning the ore with the hyperspectral imager to produce a corresponding ore hyperspectral image; utilising the computational resources to fuse together the ore position information and the corresponding ore hyperspectral image to produce a ore position and content information map of the ore.

The invention discloses a toilet paper embossing online monitoring method based on machine vision, and relates to the technical field of product monitoring. The method comprises the following steps: presetting a plurality of detection bits, acquiring multi-modal data, and extracting multi-source characteristic parameters; calculating a comprehensive damage index of each detection position through a weighted fusion algorithm based on the multi-source characteristic parameters, establishing a damage evaluation system according to the comprehensive damage indexes, and executing a repair strategy according to an evaluation result; an embossing roller is divided into a plurality of independent control subareas in the axial direction, and each subarea is provided with an independent pressure adjusting device. Obtaining a pressure compensation value of each partition through a partition pressure fusion compensation algorithm based on the partition basis weight data and the comprehensive damage index; and the pressure compensation value is sent to each subarea pressure adjusting device, and dynamic subarea adjustment of the embossing pressure is achieved.

The present application relates to the field of material performance detection, and discloses a corrugated paper moisture resistance detection method and system, comprising: first, obtaining the storage environment of the corrugated paper sample and collecting environmental data, and then performing dynamic moisture absorption analysis and calculating the moisture penetration rate; then, combining the rate analysis structure with the moisture state, querying the moisture regain index, and then performing layered humidity detection to obtain interlayer moisture change data; then, calculating the moisture resistance residual strength based on the data, generating the moisture resistance efficiency index combined with temperature and humidity, and dividing the moisture regain risk level; finally, configuring multi-stage early warning indicators according to the level, positioning the edge moisture absorption area and calculating the diffusion gradient value, generating a humidity stability signal and sending it to the terminal, and formulating a moisture regain detection strategy according to the feedback. The present application can guarantee the accuracy of the corrugated paper moisture regain detection.

This application discloses a method, apparatus, equipment, and storage medium for calculating the moisture content of electrical insulation paperboard, relating to the field of transformer technology. The method for calculating the moisture content of electrical insulation paperboard includes: collecting data on the exposure time and environment of the target transformer body; calculating the moisture absorption rate of the electrical insulation paperboard of the target transformer body based on the exposure time and environmental data combined with a moisture absorption rate calculation model; calculating the stage saturated moisture content of the electrical insulation paperboard of the target transformer body based on the exposure time and environmental data combined with a stage saturated moisture content calculation model; and calculating the moisture content of the electrical insulation paperboard based on the exposure time, moisture absorption rate, and stage saturated moisture content. This method achieves accurate calculation of the moisture content of electrical insulation paperboard based on environmental information and a constructed calculation model without damaging the paperboard, improving the efficiency of moisture content calculation while ensuring real-time performance.

The invention discloses a gluing detection method and device, electronic equipment and a storage medium, and the method comprises the steps: detecting point positions in a point position set on tipping paper to obtain a detection signal corresponding to each point position, the point position set comprises point position subsets corresponding to all glue area types, and the point position subsets comprise point position subsets corresponding to all glue area types; each point position subset comprises point positions which are in the same glue area type but are different in position; for each current point location, determining a calibration signal corresponding to the current point location according to the detection signal corresponding to the current point location and the signal calibration relationship; according to the calibration signal corresponding to the current point location, the signal threshold range of the current point location and the calibration signal corresponding to the reference point location, the gluing result of the current point location is determined, and the reference point location is the point location which is located in the same point location subset as the current point location and corresponds to the current point location in position. According to the method, accurate and real-time detection of the gluing amount of different point positions on the tipping paper can be realized.

The utility model belongs to the technical field of recycled environment-friendly paper, and particularly relates to a detection device for recycled environment-friendly paper production, which comprises a triangular plate, a vertical column is welded at the top of the triangular plate, a rotating plate is rotatably mounted at one end, far away from the triangular plate, of the vertical column, and a clamping component is detachably mounted at the top of the rotating plate; the two clamping assemblies are arranged oppositely, and the movable end of the vertical column is fixedly connected with a movable clamping strip. According to the detection device for regenerated environment-friendly paper production, the multiple clamping assemblies and the movable clamping strips are installed on the rotating disc at equal intervals, the driving motor drives the rotating disc to rotate, clamped regenerated paper is made to pass through the position under the ejector block in turn to be detected, in the detection process, the detected regenerated paper can be synchronously disassembled, and the detection efficiency is improved. And undetected recycled paper is loaded, so that parallel operation of feeding, discharging and detection is realized, the shutdown time of the device is shortened, a continuous detection process is favorably realized, and the detection efficiency is further improved.

The print medium identification method includes (a) a step of obtaining first physical property information about a print medium, (b) a step of obtaining second physical property information which is different from the first physical property information about the print medium, (c) a step of obtaining first discrimination information for discriminating a type of print medium by inputting the first physical property information to a first discriminator, (d) a step of obtaining second discrimination information for discriminating the type of print medium by inputting second physical property information to a second discriminator, and (e) a step of identifying the type of print medium by using the first discrimination information and the second discrimination information.

The present invention relates to methods for the fluorescence spectroscopic determination of the lignin content of cellulose samples, in which the lignin content is determined either by comparing the fluorescence emission spectrum of the sample with a reference sample or via the fluorescence decay spectrum. The present invention further relates to methods for the delignification of lignocellulose, particularly in the form of wood, in which such methods are used to monitor the progress of delignification, in particular to methods in which cellulose and lignin from the lignocellulose are separated from one another by extraction with an ionic liquid.

The present invention relates to a sensing system (10) for monitoring a substrate (1), comprising a sensing unit (4) with first and second sensing elements (3A, 3B) configured to be inserted into the substrate (1); a signal generation unit (5) configured to apply an electrical signal to the sensing elements; a readout unit (6) configured to determine at least one electrical parameter as a result of the electrical signal being applied to the sensing elements (3A, 3B); and a processing unit (7) configured to determine at least an amount of water inside the substrate (1) among an amount of water in the substrate (1) and a nutrient concentration in the substrate (1), based on the determined at least one electrical parameter and an electrical model of a combination of the sensing elements (3A, 3B) and the substrate (1) in which they are inserted, wherein the electrical model comprises a first inductor modelling a first inductance (Lp1) of the first sensing element (3A) and a second inductor modelling a second inductance (Lp2) of the second sensing element (3B); a capacitor modelling a capacitance (Cp) between the sensing elements (3A, 3B); a resistor modelling a conductance (Gp) between the sensing elements (3A, 3B); wherein the first inductance (Lp 1) is modelled as a known first function of the amount of water inside the substrate (1), wherein the second inductance (Lp2) is modelled as a known second function of the amount of water inside the substrate (1), wherein the capacitance (Cp) is modelled as a known third function of the amount of water inside the substrate (1), and wherein the conductance (Gp) is modelled as a known fourth function of the amount of water inside the substrate (1) and an amount of mobile ions representing the amount of nutrients inside the substrate (1).

A base weight measurement system for measuring a base weight of a sheet, the base weight measurement system comprising: a nucleon sensor; an infrared measurement device configured for independently measuring infrared light at at least two spectral regions, where for at least a first of the spectral regions, the spectrum of the measured light is limited such that when the infrared measurement device performs the measurement at the first spectral region, the spectrum of the measured light is limited to the spectrum of the measured light at the second spectral region. The spectral response of the infrared measurement equipment at the wavelength of 1.954 mu m differs from the spectral response of the infrared measurement equipment at the wavelength of 2.1 mu m by at least two times; and an analysis device, the analysis device comprising: a data input interface configured to receive data from the nuclear sensor and the infrared measurement device; and a basic weight determination module configured to determine a basic weight of the sheet by combining data obtained from the nucleon sensor and from the infrared measurement device.

The invention provides a power equipment oil paper insulation sample moisture state estimation method and system, and belongs to the field of insulation performance monitoring and management.The method comprises the steps that the water content corresponding relation between oil and paper in the heating / cooling process is obtained based on an Oommen curve, and a heating and cooling asymmetric kinetic equation is obtained based on fitting of the water content corresponding relation between the oil and the paper; a core kinetic equation is constructed based on a kinetic equation with asymmetrical temperature rise and temperature drop, a temperature-dependent time constant equation and a rate-dependent equation. And substituting the temperature change at different moments and the water content change of the insulating oil into a core kinetic equation for calculation to obtain the water content in the insulating paper. And a technical support is provided for moisture state evaluation and equipment life management of the oil paper insulation system.

The invention relates to a paper literature deacidification effect evaluation method based on an anhydrous liquid phase, which comprises the following steps: setting an effectiveness index and a safety index, obtaining each index value of a deacidified paper sample by adopting a corresponding detection method, and comparing the values with a preset threshold value to realize evaluation of the deacidification effect. The effectiveness indexes comprise pH, alkali reserves, deacidification uniformity, polymerization degree and zero-distance tensile strength, and the safety indexes comprise chromatic aberration, appearance deformation and deacidification liquid safety; the deacidification uniformity is evaluated through the distribution uniformity of alkali reserves, and the distribution uniformity of the alkali reserves is that the relative standard deviation of the alkali reserves of a plurality of parts of the paper sample is less than 30%, and the alkali reserves of each part are 0.12-0.60 mol / kg. According to the method, systematic and comprehensive evaluation on the deacidification effect is realized, a clear standard can be provided for industrial admission of deacidification materials and processes, invalid or harmful deacidification treatment is avoided, development of a deacidification repair technology is promoted, and long-term storage and safe utilization of paper documents are realized.

The present invention relates to an LED matrix illumination device (20) for illuminating an illumination pattern with uniform intensity. The LED matrix illumination device includes a plurality of LEDs (22), a collimating lens (23) in front of each LED (22) for collimating the light of that LED (22), and a light-refractive element (24) in front of the collimating lens (23) configured to refract the light of at least a first portion of the plurality of LEDs (22) at a different refraction angle than the light of at least a second portion of the plurality of LEDs (22). The present invention further relates to a machine vision system, method, and computer program product.

The present invention belongs to the technical field of mechanical property analysis of insulating paper, and relates to a method and related device for predicting the Young's modulus of doped cellulose-modified insulating paper. The prediction method is as follows: obtaining the Young's modulus of the matrix, the concentration, Young's modulus, aspect ratio and volume fraction of each doped cellulose, and the Young's modulus of the interphase; based on the cellulose concentration, using the concentration ratio-agglomeration coefficient mapping database to obtain the agglomeration coefficient of each cellulose; when doping rod-shaped nanocellulose whiskers or nanocellulose fibers, using the concentration ratio-interphase thickness database to obtain the interphase thickness when doped with nanocellulose; obtaining the interphase volume fraction based on the interphase thickness; inputting the fiber orientation random factor, the agglomeration coefficient, volume fraction, aspect ratio and interphase volume fraction of each cellulose into the Young's modulus prediction model to obtain the Young's modulus. This solves the problem that the existing model cannot predict the Young's modulus for the case of multiple doped materials.

A fiber processing system includes a fiber processing unit having an inlet, accepts outlet, and solid discharge outlet and configured to remove solid contaminants from a fiber-containing stream to produce an accepts stream exiting the accepts outlet and a solid discharge stream exiting the solid discharge outlet. The fiber processing system includes an optical system having an imaging device and image processing system. The imaging device is configured to capture images of the solid discharge stream at or downstream of the solid discharge outlet, and the image processing system is configured to determine relative fiber content, a relative generation rate, types of materials in, or combinations thereof of the solid discharge stream from the captured images. The fiber content, generation rate, and / or types of materials of the solid discharge stream are used to control operation of the fiber processing system or other upstream pulp processing equipment.

The invention provides a technology of a more appropriate resin countermeasure in a paper manufacturing process. Provided is a method for estimating the amount of large stickies in paper manufacturing on the basis of the amount of acrylate-based polymers contained in a management subject in paper manufacturing. Provided is a method for manufacturing paper, in which the level of large stickies countermeasures in paper manufacturing is adjusted on the basis of an increase or decrease in the amount of an acrylate-based polymer contained in a management subject in paper manufacturing.

The invention relates to a measuring device (100, 100 ') for determining individual parameters of a sheet-like material, such as a flat toilet paper and flat textile material or textile material, and to a method for determining individual parameters using such a measuring device (100, 100').

The present disclosure provides a component detection method and device, a storage medium and a program product. The component detection method comprises: collecting detection samples at a predetermined frequency in the production process of a tobacco-containing source functional paper base, wherein the detection samples comprise tobacco pulp samples and paper base samples; detecting the total nitrogen content of the tobacco pulp samples and the total nitrogen content of the paper base samples; determining the component content according to the total nitrogen content of the tobacco pulp samples and the total nitrogen content of the paper base samples, wherein the component content comprises the tobacco pulp content and the commodity pulp content.

The utility model belongs to the technical field of corrugated board production, and discloses a humidity detection device for raw paper production, which comprises a support frame and a protective shell, the protective shell is internally provided with a shell, the shell is internally provided with a water inlet hole, the outer side of the water inlet hole is attached with water absorption gauze, the interior of a cavity of the shell is rotatably connected with a super absorbent resin layer, and the super absorbent resin layer is provided with a water inlet hole. A circular hole groove is formed in the super absorbent resin layer, an elastic isolation layer is rotationally connected in the circular hole groove of the super absorbent resin layer, a circular hole groove is formed in the elastic isolation layer, and a thermistor is rotationally connected in the circular hole groove of the elastic isolation layer. The main defect is that the response time is slow, only the humidity value at a certain point of the body paper is detected, the humidity condition of the body paper cannot be comprehensively and accurately reflected, and in addition, the detection precision and reliability also have problems.

The utility model belongs to the technical field of equipment, and particularly relates to a paper degradation experiment device which comprises an experiment machine, a storage rack movably mounted in the experiment machine, an experiment groove fixedly mounted on the inner side of the storage rack, a built-in groove fixedly mounted on the inner side of the experiment groove, a movable rod movably mounted in the built-in groove, and screw rods movably connected to the two ends of the movable rod. And one end of the screw is fixedly connected with a motor. According to the utility model, the experimental device which can better create an experimental environment is arranged, the storage rack is movably mounted in the device, the plurality of experimental grooves are fixedly mounted in the storage rack, the experimental grooves are filled with a large amount of microbial soil, paper is placed in the experimental grooves, and internal microorganisms degrade the paper, so that the paper can be degraded, and the paper quality is improved. Different experimental grooves are filled with different microbial soil, movable rods are installed at the bottom ends of the experimental grooves, soil in the experimental grooves is loosened, internal microorganism death caused by soil hardening is prevented, and a proper experimental environment is kept in the device.

A corrugated cardboard plant comprises a corrugated cardboard production device (1) for producing a single-sided laminated corrugated cardboard web (2) comprising a cover web (7) and a corrugated web (10) glued thereto. Furthermore, the corrugated cardboard plant has a bond testing device for testing a bond between the cover web (7) and the corrugated web (10). The bond testing device comprises a detection device (41) for detecting the bond in the single-sided laminated corrugated cardboard web (2, 26) between the cover web (7) and the corrugated web (10) at a detection device testing frequency. The detection device testing frequency is selected depending on a design of the single-sided laminated corrugated cardboard web (2).In addition, the bonding testing device has a bonding evaluation device (42) which is in signal connection with the detection device (41) and receives from it detection signals representative of the bonding in the single-sided laminated corrugated cardboard web (2) between the cover web (7) and corrugated web (10).

There is provided a method for evaluating effect of microbial community on production problems of a process producing a cellulose based article and / or defects of the produced cellulose based article.