66 results about "Moisture measurement" patented technology

Apparatus for real time water content and water cement monitoring on a ready-mix concrete truck includes at least one real time moisture measurement module or sensor configured tosense continuous real time moisture measurements of a batch of wet cement loaded into a rotating drum of a ready-mix concrete truck; andprovide signaling containing information about the continuous real time moisture measurements sensed.The apparatus may include either a hatch door of the rotating drum of the ready-mix concrete truck, or the rotating drum of the ready-mix concrete truck, or the ready-mix concrete truck itself.

A baler implement includes a main frame, a baling chamber, a compressing member, a first input assembly, a second input assembly, a weight sensor, and a baler controller. The compressing member compresses the bale within the baling chamber. The first input assembly senses data related to variable dimension of the bale. The second input assembly senses data correlated to a dry matter density of the bale. The weight sensor sense data related to a total weight of the bale in the baling chamber. The baler controller receives the signal indicative of the total weight of the bale from the weight sensor, calculates a moisture weight of the bale based on a numerical difference between the total weight of the bale and a dry matter weight of the bale, and communicates the moisture weight of the bale to a communicator.

The invention discloses a near-infrared moisture measurement method and a near-infrared moisture measurement device for an online moving material, belongs to the technical field of near-infrared moisture measurement, and aims to solve the problems of poor adaptability, low measurement precision under a dynamic working condition and large spatial difference interference in traditional near-infrared moisture measurement. The method comprises the following steps: generating an adaptive target wavelength combination based on specific attributes of an online moving material; a transmission trigger signal is dynamically generated in combination with a real-time transmission state, time-sharing transmission of a light source is controlled, a reflection signal is collected at a dynamic frequency in an exclusive collection window, and a standardized data set is generated through adaptive gain correction and binding of coordinates of a detection area; and extracting multi-dimensional correlation spectral features based on the set, generating an iterative initial feature difference value through space consistency calibration, correlation index table construction and detection unit division, and calculating the moisture content through a difference value iterative calibration method. According to the invention, accurate and stable measurement of the moisture of the on-line moving material under the dynamic working condition is realized, and the measurement suitability and reliability are obviously improved.

The invention relates to the technical field of flower moisture determination, and discloses a flower moisture determination system and method based on image data, the flower moisture determination system based on image data comprises the following steps: radiometric calibration is carried out to obtain reflectivity; generating a smooth logarithmic spectrum; calculating a discrete second-order curvature; calculating a curvature residual error; generating a logarithmic spectrum water absorption curvature residual error; generating a single pixel driving quantity; generating a single-value convergence quantity; and generating and outputting a single-value moisture estimation result. According to the method, multiplicative envelope of thin film transmission is converted into additive terms through logarithmic spectrum conversion, noise is suppressed in combination with second-order regular smoothing, non-moisture interference caused by sleeve wrinkle reflection is stripped through discrete second-order curvature calculation and curvature residual extraction, and multi-moisture absorption band characteristics are subjected to adaptive weighted fusion, so that the multi-moisture absorption band characteristics are obtained. Meanwhile, a soft weight field is used for replacing traditional hard segmentation of the flower target area, and result fluctuation caused by boundary drift of the flower target area is avoided; and the automatic online detection rhythm of the flower production line is adapted.

The invention discloses a soil surface moisture measurement sensor based on a phase detection principle, and relates to the field of soil moisture measurement, and the soil surface moisture measurement sensor comprises a single-chip microcomputer, a sensor main body and a plurality of probe groups; the plurality of probe groups are arranged in different soil layers; the single-chip microcomputer is used for outputting an acquisition signal and a gating signal. The sensor main body is connected with the single-chip microcomputer and is used for receiving an acquisition signal and a gating signal sent by the single-chip microcomputer, outputting a measurement signal according to the acquisition signal and controlling the probe group in the corresponding soil layer to be conducted according to the gating signal; the probe group is connected with the sensor main body and is used for outputting a feedback signal according to the measurement signal; the sensor main body is also used for obtaining a signal phase difference according to the feedback signal and the measurement signal; the single-chip microcomputer is further used for obtaining the soil water content according to the signal phase difference information The soil surface moisture measurement is realized, the multi-point soil moisture measurement efficiency is improved, and the soil moisture measurement cost is reduced.

The application discloses a kind of SF6 density relay comprehensive calibration instrument and calibration and measurement method, including intermediate pipeline and be located on the air pump of intermediate pipeline, the one end of the intermediate pipeline is respectively communicated with the one end of safety valve pipeline, first pipeline one end, second pipeline one end, the other end of intermediate pipeline is respectively communicated with the one end of micro water measuring pipeline and third pipeline one end, the other end of the micro water measuring pipeline is respectively communicated with the one end of inlet pipeline and purity measuring pipeline, the other end of third pipeline is respectively communicated with the other end of first pipeline and fourth pipeline one end, the other end of the fourth pipeline is respectively communicated with the other end of purity measuring pipeline, the other end of second pipeline and muffler pipeline, intermediate pipeline side is equipped with suction pipeline;The application has adopted new pneumatic circuit design, combines density relay system calibration circuit with moisture measurement circuit and purity measurement circuit together, with the characteristics such as high measurement efficiency, convenient, its loop structure is simplified, and measurement is efficient.

This invention relates to the field of moisture measurement technology, specifically disclosing a portable moisture meter, including a shell, a cover plate, a measuring component, and a fan assembly. The cover plate is fixedly connected to the shell, and the cover plate and shell together form a receiving cavity. The measuring component includes a probe and a main board, with the probe communicatively connected to the main board. The probe is disposed outside the shell and is used to contact the object to be measured. The main board is disposed inside the receiving cavity, and the fan assembly is disposed inside the receiving cavity to reduce the temperature and humidity inside the receiving cavity. By placing the fan assembly inside the receiving cavity to reduce the temperature and humidity inside the receiving cavity, the operating environment temperature and humidity of the main board are reduced, reducing the risk of performance drift, thereby improving the adaptability to high temperature and high humidity environments and reducing the impact of high temperature and high humidity environments on the accuracy of moisture detection.

The invention discloses a centrifugal full-automatic soil moisture characteristic curve measuring device and a method thereof, and belongs to the technical field of soil moisture detection. An even number of groups of mounting grooves are formed in the top of the centrifugal machine turntable at equal intervals along the circumferential direction; the end, close to the circle center of the centrifugal machine rotating disc, of the mounting groove is fixedly connected with a power supply assembly. The bottom in the mounting groove is connected with a quick mounting assembly for quick mounting and dismounting; the end, away from the circle center of the centrifugal machine rotating disc, of the quick assembly is fixedly connected with a water amount weighing assembly used for collecting water generated by soil centrifugation and calculating centrifugal force generated by the water generated by centrifugation. The end, close to the circle center of the centrifugal machine rotating disc, of the water quantity weighing assembly is connected with a water guiding assembly used for guiding water, and the water guiding assembly is connected with the water inlet end of the water quantity weighing assembly. The soil moisture characteristic data is collected, a continuous moisture characteristic curve can be obtained, and soil moisture measurement is facilitated.

The present disclosure provides apparatuses and computer readable media for measuring sub-epidermal moisture in patients to determine damaged tissue for clinical intervention. The present disclosure also provides methods for determining damaged tissue,

The invention discloses a glass fiber raw material-oriented robot cooperation online XRF analysis system, which comprises two multi-channel quantitative sampling and sample preparation units, a multifunctional measurement unit and a central control system, and two cooperation robot units are arranged in an open operation area between the two multi-channel quantitative sampling and sample preparation units; the central control system is electrically connected with the two multi-channel quantitative sampling and sample preparation units, the multifunctional measuring unit and the two collaborative robot units, the material quantity is accurately controlled through a quantitative feeding mechanism of a double-stage gate plate matched material level sensor, powder is pressed into a sample cake with uniform density through a constant-pressure compaction assembly, and the sample cake is pressed into a sample. Meanwhile, the measuring station enables the sample cup to be tightly attached to the window of the detection equipment through an exclusive jacking mechanism, so that the X fluorescence analyzer is accurately matched with the moisture measuring instrument, and the measuring precision is comprehensively improved from sampling quantification, sample preparation form to the detection process.

A solution for measuring soil moisture status and climate parameters in real time, and for providing users (irrigators, supervisors, researchers, etc.) with a dashboard to support decision-making regarding crop irrigation. It combines three complementary technologies: soil conductivity measurement, an intelligent and connected embedded system, computing servers, and web and mobile applications. The solution is presented as a single unit, easy to install, simple to activate with the push of a button, and provides instant access to results via a web and mobile application. This solution offers users, even those without expertise in new technologies (ICT, IoT), a user-friendly way to monitor their crop soils, optimize irrigation timing, and save water.

The utility model belongs to the technical field of moisture testing equipment, and particularly relates to an induction type moisture measuring sensor, which comprises a PCB (Printed Circuit Board) substrate; the receiving mechanism comprises a receiving electrode and a first wiring electrode which are both connected with the PCB substrate, the receiving electrode is square, a first notch is formed in the receiving electrode, the first wiring electrode is located in the first notch and connected with the receiving electrode, and the first wiring electrode is used for being connected with a measuring circuit through a first spring; the transmitting mechanism comprises a transmitting electrode and a second wiring electrode which are both connected with the PCB substrate, the transmitting electrode is arranged around the receiving motor, a second notch is formed in the transmitting electrode, the second wiring electrode is located in the second notch, the second wiring electrode is connected with the transmitting electrode, and the second wiring electrode is used for being connected with a measuring circuit through a second spring. According to the invention, the receiving electrode and the transmitting electrode are both arranged on the PCB substrate, so that the sensor does not deform in the use process, and high accuracy of a measurement result is ensured.

The utility model discloses a soil moisture content detection system suitable for roadbed continuous compaction, which relates to the technical field of roadbed continuous compaction detection engineering and comprises a road roller body, a satellite positioner is arranged at the top end of the road roller body, a display screen is arranged on one side of the inner top of the road roller body, and a signal analyzer is arranged at the bottom of the display screen. A wheel shaft bracket is arranged at the outer bottom of the road roller body, a sensor is arranged on one side of the top of the wheel shaft bracket, and a pressing wheel is arranged in the wheel shaft bracket; a water content detection assembly is arranged on the outer side of the circumference of the pressing wheel. According to the utility model, the moisture content detection component is arranged on the pinch roller, so that the moisture content measurement equipment body can collect soil moisture content data in real time when the road roller runs, the laboratory analysis is not needed, the real-time feedback is provided, and the detection efficiency and the construction quality are further obviously improved.

The present invention relates in particular to a drying system (10) for drying products (12) such as medical products, electronic products, and food products, the drying system comprising a processing chamber (11) in which the products can be placed, and a heating unit for heating the processing chamber and / or the products. The drying system further comprises a moisture measuring unit (19) having a trace moisture measuring device (20) for measuring residual moisture in the processing chamber.

The invention provides an automatic soil moisture distribution measuring method based on multi-source data decoupling. The automatic soil moisture distribution measuring method comprises the following steps: collecting multi-source heterogeneous data and carrying out time alignment operation; performing feature enhancement and decoupling on the multi-source heterogeneous data to obtain anti-interference features; performing tensor fusion on the anti-interference features, and constructing a credibility weight matrix; performing feature matching on the multi-source heterogeneous data and a soil database to determine a soil type; taking the soil type as a constraint condition, and combining with the credibility weight matrix to construct a characteristic equation; solving the characteristic equation through a two-channel network model to obtain a theoretical moisture value; performing interpolation operation on the theoretical moisture values in the space-time coordinate system based on the plurality of theoretical moisture values to obtain a three-dimensional moisture field; and performing gradient calculation on the three-dimensional moisture field through a finite element analysis method to obtain a real moisture value. According to the method, through dynamic alignment of multi-source heterogeneous data, anti-interference feature decoupling and soil type constraint modeling, the precision and universality of soil moisture measurement are improved.

The invention relates to the technical field of soil detection, in particular to an instrument and method for measuring soil moisture through a capacitance method, the instrument comprises a recorder and a measuring box, and a pair of probes connected with the recorder is arranged in the measuring box; the pair of probes is connected with a voltage-sharing mechanism through an insulating plate. The voltage-sharing mechanism and the probes are respectively provided with a pressure sensor and a temperature sensor. The portable soil moisture detector is small and exquisite in structure and convenient to carry, soil moisture can be detected on site, and the soil moisture measuring efficiency is greatly improved; according to the invention, the moisture content of the soil sample is measured based on a capacitance method, correction coefficients are integrated through an artificial neural network based on influence factors such as soil type, salinity, pH value, compaction degree and temperature, a multi-parameter coupled nonlinear mapping model is constructed, and the measurement precision is effectively improved.

According to one embodiment of the present invention, an electrode drying process monitoring system may comprise: a sensor unit that measures a moisture measurement value and a temperature measurement value of an electrode surface for each of a plurality of sections within a drying furnace in which an electrode drying process is performed, each time the electrode drying process is performed; and a control unit that identifies, based on the moisture measurement value and the temperature measurement value, a number of mass-affecting segments that affect the quality of the electrode from among a plurality of segments within the drying furnace, determines a reference value based on whether the moisture measurement value is less than or equal to a correction, and whether the number of mass-affecting segments is greater than or equal to the reference number, it is determined whether a drying furnace condition needs to be corrected for a state of the drying furnace, and a progress of a subsequent drying process is controlled by adjusting the drying furnace condition according to a determination result of necessity of correcting the drying furnace condition.

A system for monitoring an electrode drying process, according to one embodiment of the present invention, may comprise: a sensor unit that measures, for each of a plurality of sections in a drying oven performing the drying process each time the electrode drying process is performed, moisture measurement values and temperature measurement values for an electrode surface for each section; and a control unit that, on the basis of the moisture measurement values and the temperature measurement values, identifies the number of quality-impact sections affecting electrode quality from among the plurality of sections in the drying oven, determines whether correction of drying oven conditions for a state of the drying oven is required on the basis of whether the moisture measurement values are less than or equal to a correction determination reference value and whether the number of quality-impact sections is greater than or equal to a reference number, and controls progress of a subsequent drying process by adjusting the drying oven conditions according to a determination result on necessity of correction of the drying oven conditions.

This disclosure provides a method for identifying patients requiring treatment for pressure ulcers and treating such patients with clinical interventions selected based on subcutaneous water content. This disclosure also provides a method for stratifying patient groups based on the risk of pressure ulcers and a method for reducing the incidence of pressure ulcers in care facilities. [Solution] A method is provided and includes for identifying and providing an appropriate level of pressure ulcer care to a patient based on multiple subcutaneous moisture (SEM) measurements. In one aspect, the patient receives progressively more effective intervention for pressure ulcers based on changes in SEM measurements. In another aspect, the patient receives low-intensity intervention for pressure ulcers based on changes in SEM measurements.

The application relates to the tobacco production technical field and discloses a tobacco loose conditioning method. The tobacco loose conditioning method comprises the following steps: setting a material spraying nozzle of a loose conditioning machine as a double-medium spraying nozzle; connecting one inlet of the double-medium spraying nozzle to a steam source through a first control valve and connecting the other inlet of the double-medium spraying nozzle to a water source through a second control valve; obtaining temperature measurement and moisture measurement of tobacco at an outlet of the loose conditioning machine; and adjusting the opening degrees of the first control valve and the second control valve based on the temperature measurement and the moisture measurement. The outlet feedback function is added, the steam-water mixed adding mode is adopted, the first control valve and the second control valve are adjusted in real time based on the detected moisture and temperature values at the outlet, the proportion and weight of the steam and the water added into the conditioning machine are controlled, and then the temperature and the moisture of the tobacco leaves at the outlet of the loose conditioning machine are ensured to be within a proper range.

The invention discloses a method for measuring tobacco shred moisture, and belongs to the technical field of tobacco shred moisture measurement, and the method comprises the following steps: S1, taking a tobacco shred sample raw material, carrying out layering treatment through a vibration separating screen, separating out long shreds, middle shreds and short shreds, and selecting the middle shred part with uniform length as a sample to be measured; s2, uniformly mixing and stirring the sample to be detected, sub-packaging the sample to be detected into sample boxes with the same specification, weighing and recording the mass of each sample box and the cut tobacco sample; and S3, repeating the steps S1 and S2, and preparing a plurality of sample boxes for moisture measurement. According to the measuring method, a measuring tool Ramp is adopted; r is used for analyzing the repeatability and reproducibility of the moisture measurement value, the repeatability deviation value of each measurement point is obtained, and abnormal measurement points are eliminated through multi-layer iteration, so that all the used measurement points are effective measurement points, the moisture measurement accuracy is improved, and errors are reduced.

The utility model relates to the technical field of electric power detection, in particular to an integrated detection system for gas content and moisture content in insulating oil, which comprises a vacuum chamber, the top of the vacuum chamber is connected with an oil inlet through a first pipeline, the oil inlet is further connected with a second pipeline, and a second control valve is arranged on the second pipeline. The second control valve is connected with a trace moisture measuring chamber through a third pipeline, the trace moisture measuring chamber is connected to the bottom of a vacuum chamber through a fourth pipeline, the vacuum chamber is connected with a vacuum pump through a fifth pipeline, a pressure sensor is arranged on the vacuum chamber, and the top of the oil inlet is connected with a sampling mechanism through a sixth pipeline. According to the utility model, the integrated detection of the gas content and the moisture content of the insulating oil is innovatively realized, two key parameter determination modules are organically integrated, and compared with a traditional detection mode, the complex process of multi-parameter step-by-step detection is simplified, and the equipment purchase and maintenance cost is effectively reduced.

The utility model belongs to the field of moisture detectors, and particularly relates to an online near-infrared moisture detector which comprises a lower shell and an upper shell, the lower shell and the upper shell are connected through bolts, a dust cover is fixedly connected to the bottom of the lower shell, a sintering ring and an air pipe connector are arranged on the dust cover, and the sintering ring and the air pipe connector are connected through bolts. An infrared temperature sensor body is arranged at the bottom of the lower shell and located on the right side of the dustproof cover, and an aviation connector interface and an antenna are arranged on the right side of the upper shell. The online real-time moisture measuring structure is creatively improved, so that the efficiency of an optical system is enhanced, and the sensitivity, the accuracy and the stability of moisture detection are improved; an infrared temperature detection function is added, synchronization with moisture measurement can be achieved, the material temperature can be tested online in real time, and automatic temperature compensation is conducted on a moisture measurement result according to the material temperature; and a wireless data communication function based on the LoRa technology is added, so that a wireless ad hoc network can be realized, and the actual demand of on-site remote real-time data transmission is met.

The utility model discloses a base structure of a moisture measuring instrument. The base structure comprises a base, an air duct cover plate and a heating tray, a containing groove is formed in the base in a concave mode, the air duct cover plate is detachably installed in the containing groove, the heating tray is detachably installed on the air duct cover plate and arranged on the base, and part of the heating tray is contained in the containing groove. By arranging the portable and detachable heating tray, when a user spreads a test sample into the heating tray, the polluted heating tray can be directly detached and cleaned, and then the polluted heating tray is reinstalled. Compared with the existing base structure of the moisture measuring instrument, the base structure of the moisture measuring instrument provided by the utility model has the advantages that the whole machine does not need to be operated, and the heating tray can be quickly and conveniently cleaned only by disassembling and assembling the heating tray, so that the base structure is convenient for a user to use, the workload of cleaning the whole machine is reduced, and the working efficiency is improved. And the reliability of the whole machine is improved.

The utility model relates to the technical field of detection devices, and discloses a hydraulic machine fault detection device which comprises a monitoring host, a fixed seat sleeve is installed on the right side of the monitoring host, an observation barrel is installed in the fixed seat sleeve, an oil pumping device is installed on the top of the observation barrel, a moisture measurer is inserted in the top of the observation barrel, and a water outlet is formed in the top of the moisture measurer. A viscosity detector is mounted at the bottom of the observation barrel, and an input pipe is connected to the right side of the observation barrel. By arranging the hydraulic oil detection structure, an input pipe on the right side of the observation barrel is inserted into a hydraulic oil tank during use, an oil pumping device is started through a control button at the front end of the monitoring host, and hydraulic oil is pumped into the observation barrel to check the color of hydraulic oil in the observation barrel and whether impurities exist or not; meanwhile, a moisture measurer at the top of the observation barrel and a viscosity detector at the bottom of the observation barrel are used for detecting the moisture and viscosity of the hydraulic oil in the observation barrel respectively, so that the hydraulic oil detection function is realized.

An on-line moisture measurement system for filling casings and a system for on-line moisture measurement of a set of filling casings are provided. The online moisture measuring system for filling the casings is formed by a plurality of microwave moisture measuring heads, each microwave moisture measuring head is provided with a microwave generator and a sensor part (1), and the sensor part is a microwave annular resonator of which the central part is provided with a dielectric channel (2) for the casings to continuously pass through; a resonance signal detector and a microprocessor (3) for controlling the generation of microwaves and measuring and processing amplitude and resonance frequency variations in the presence and absence of casings in the resonator channel.

The invention relates to a single-point and regional data fused soil moisture measurement method and system, and belongs to the technical field of agricultural information. The overall average soil moisture of the target area is calibrated by using the measured soil moisture of each single point, so that the measurement precision of the overall average soil moisture of the target area is ensured, and the vertical resolution of the overall average soil moisture of the target area is improved; interpolation processing is carried out on soil moisture data of each depth layer measured at each single point of a target area to obtain soil moisture of each depth layer of the target area, and weighted fusion is carried out on the calibrated overall average soil moisture of the target area and the soil moisture of each depth layer of the target area obtained through interpolation processing to obtain the soil moisture of each depth layer of the target area. The soil moisture of the target area obtained through fusion integrates the advantages of single-point measurement and regional measurement, high-precision and high-resolution regional soil moisture measurement is achieved, and the regional layered moisture monitoring precision is improved.