35 results about "Field conditions" patented technology

This invention discloses a hydrophobicity rating system for superhydrophobic surfaces of energy equipment, relating to the field of hydrophobicity rating technology. The system includes a data acquisition module, an optimal parameter combination module, a sample preparation module, a hydrophobicity quantification and evaluation module, a test closed-loop calibration module, and a hydrophobicity rating classification and output module. These modules are interconnected, and through their collaborative operation, the system quantifies, performs closed-loop calibration, and classifies the hydrophobicity index of superhydrophobic samples of energy equipment with different microstructures. The closed-loop calibration process fully considers both anti-icing and weather resistance, significantly improving the accuracy and generalization ability of the hydrophobicity rating results. This solves the problems of inaccurate evaluation results and inability to adapt to extreme field conditions caused by traditional evaluation systems relying solely on conventional laboratory environments, single physical tests, and empirical thresholds for rating. This enhances the intelligence level of hydrophobicity rating evaluation for superhydrophobic surfaces of energy equipment.

The application discloses a grassland seed rain collecting device, belongs to the technical field of seed rain collecting, and can solve the problems of instability, easy aging and breaking, great influence of extreme weather conditions and terrain, and time-consuming and labor-consuming installation and sampling of the existing grassland seed rain collecting device under field conditions. The device comprises a capturing layer, a plurality of hollow lattices are arranged on the capturing layer, and a capturing structure is arranged on each hollow lattice; each hollow lattice is provided with a pore between the corresponding capturing structure, and the seeds captured by the capturing structure can fall from the capturing layer through the pore; a collecting layer is arranged below the capturing layer, is a water-permeable structure, and is used for collecting the seeds falling from the pore; an isolation layer is arranged below the collecting layer, is used for isolating the contact between the collecting layer and the ground, and is provided with a plurality of water leakage holes, the water leakage holes are used for discharging the water falling on the isolation layer; and a fixer is used for fixing the capturing layer, the collecting layer and the isolation layer on the ground. The application is used for seed rain collecting.

To enable the recommendation of more appropriate work settings compared to conventional methods, depending on the field conditions. [Solution] Based on the setting information entered by the worker and the field condition information, recommended setting information is generated, which is the recommended value for the setting information of the vehicle body (10) and implement (5) when performing work. This makes it possible to recommend more appropriate work settings than in the past, according to the field conditions.

This invention provides a handheld method and device for detecting vegetation index of crop leaves, relating to the field of plant phenotyping technology. The method includes: controlling a contact linear array image sensor to scan the leaf of the crop to be tested line by line in the shaded leaf channel to obtain multi-channel reflectance grayscale digital quantities corresponding to each band; sequentially performing radiation baseline drift suppression, fluorescence cross-channel crosstalk compensation, and crosstalk bias correction on the multi-channel reflectance grayscale digital quantities to obtain multi-channel response data; determining the vegetation index of the leaf of the crop to be tested based on the multi-channel response data, and extracting the leaf phenotypic parameters of the leaf of the crop to be tested; determining the growth status of the leaf of the crop to be tested based on the vegetation index and leaf phenotypic parameters. This method can suppress the influence of ambient light interference, fluorescence crosstalk, and multi-band crosstalk on the measurement results, improve the accuracy of the vegetation index and the reliability of the leaf phenotypic parameters, and is beneficial for high-frequency, continuous, single-person handheld operation under field conditions.

This invention provides a route creation method, a work vehicle, and a route creation system that can create a travel route that allows for efficient and stable harvesting, taking into account the field conditions and the condition of the machine. [Solution] The combine harvester 1, a work vehicle that performs harvesting along a travel path in a field, includes a lodging information setting unit 48 that sets lodging information related to lodging areas in the field where grain stalks have fallen over, and a route creation unit 49 that creates a travel path, including harvesting grain stalks within the lodging areas, based on the lodging information and the machine information of the combine harvester 1.

This invention provides an intelligent evaluation method for rockburst hazard at working faces based on principal component analysis-probabilistic neural networks, belonging to the field of rockburst hazard evaluation technology. An evaluation index system is established and data is collected by combining rockburst hazard influencing factors, drill cuttings monitoring, critical stress index monitoring, and actual field conditions. Principal component analysis (PCA) is used to simplify the original evaluation index data, resulting in comprehensive evaluation index data containing information from the original evaluation indicators. The comprehensive evaluation index data is divided into a training set and a test set. A probabilistic neural network (PNN) is used to train the evaluation model on the data in the training set, and then the performance of the evaluation model is tested using data from the test set, and its accuracy is calculated. If the accuracy is greater than or equal to 90%, the evaluation model is considered acceptable; if the accuracy is less than 90%, it is considered unacceptable, and the PNN's smoothing factor needs to be modified and retrained until the accuracy of the evaluation result meets the set value.

This invention provides a physical simulation device and method for developing high-temperature and ultra-high-pressure fractured-vuggy oil and gas reservoirs. By setting an asymmetrical combination of a central hole and an eccentric hole on the end face of the first probe, combined with a closed rubber sleeve structure, it achieves a realistic simulation of the eccentric contact state between the wellbore and the fractured-vuggy body, avoiding the problem of artificially high recovery rates caused by traditional end-face opening methods. Simultaneously, the use of a rubber sleeve made of high-temperature and high-pressure resistant composite material and a multi-seal structure, along with independent control of axial pressure and confining pressure, ensures stable operation of the device under ultra-high temperature and ultra-high pressure conditions. Furthermore, by combining laser etching fractured-vuggy core fabrication technology with a multi-pore combination development scheme, it can flexibly simulate various development modes such as depletion development, huff-and-puff production, and displacement development, providing a reliable experimental platform for studying the development laws of fractured-vuggy oil and gas reservoirs. This significantly improves the matching degree between physical simulation results and actual field conditions, and has strong engineering application value.

An agricultural feed particle separator adapted for field use provides a portable unit with a fully sealable shaker box allowing viewing of the process through an upper window. Equal tare weights of the drawers of the shaker box and or the built-in load sensing system eliminates the loss of material in field conditions that can occur during transfer of feed material from drawers into separate containers for transport. In some embodiments each of the drawers may have a matching tare weight.

This invention discloses a method for detecting the location of casing wells based on ultra-deep electromagnetic logging while drilling, belonging to the field of oil and gas field development. The method includes the following steps: s1, selecting and determining the use of ultra-deep harmonic anisotropic attenuation (UHAA) signals for casing well location detection; s2, creating a chart showing the relationship between the casing well location and the UHAA signal; s3, establishing the relationship between single-point response and casing well location; s4, selecting single-point or multi-point determination methods based on field conditions to obtain the UHAA signal, and then preliminarily determining the casing well location and its azimuth angle based on s2 and s3; s5, performing layered formation influence correction and wellbore non-parallelism influence correction on the casing well location and azimuth angle preliminarily determined in s4, ultimately determining the precise location and azimuth angle of the casing well. This invention can accurately determine the location of casing wells, providing important support for horizontal well neighbor well identification and collision prevention monitoring in oil and gas field development.

Embodiments herein disclose methods and systems for optimizing the productivity and improving the stability of electric vehicles by sensing field size and soil condition and automatically assisting the vehicle to turn by rotating inner wheels faster as compared to outer wheels of the vehicle and rotating front wheels of the vehicle faster as compared to rear wheels of the vehicle, and selectively braking respective wheel during headland operations. Embodiments herein enable operators to attain tight headland turns with lower head land space. Embodiments herein can detect a plurality of parameters such as, field conditions, soil condition, implements(s) connected to the vehicle, and so on, and control the turning radius of the vehicle as per requirement in at least one mode.

This invention relates to a field application system and method for applying a wear-resistant coating to aircraft cockpit windshields, belonging to the field of aircraft maintenance technology. The invention includes a mobile cleanroom, an environmental control system, and a platform operating component. The bottom of the mobile cleanroom is supported and driven by an AGV (Automated Guided Vehicle). The main body of the mobile cleanroom is a hexahedral shell constructed from multiple cleanroom panels and multiple anti-static acrylic panels. Openings for aircraft passage are provided on the front and rear sides, and front and rear face shields are sealed and connected to them respectively. The environmental control system includes at least one fresh air FFU (Fan-Full Unit) air purifier and multiple return air FFUs installed on the inner side of the top of the mobile cleanroom. The operating platform component includes multiple heavy-duty slide rails laid on the inner bottom surface of the mobile cleanroom, and a telescopic worktable slidably mounted on the heavy-duty slide rails. This invention enables direct and efficient strengthening treatment of windshield surfaces under field conditions.

This invention discloses a semi-open-top field control experimental device (OTC), belonging to the technical field of environmental simulation and ecological research equipment. The device mainly comprises a hexagonal main frame with an open top and a 45-degree constriction opening, and an integrated data monitoring and control system. The main frame uses a hexagonal steel skeleton and transparent glass walls, with the inner side covered by a polytetrafluoroethylene film to stabilize the internal environment. Its core lies in the intelligent control system, which collects data in real time through sensors for temperature, humidity, and light, as well as a NAI concentration monitoring system. It then uses a controller to precisely coordinate and control equipment such as air conditioners, humidifiers / dehumidifiers, and LED supplemental lighting, thereby achieving automated management of various environmental factors. This invention also includes a retractable rain shelter, a detachable windproof net, and a solar off-grid power supply scheme, effectively improving the device's adaptability, stability, and intelligence level under field conditions, providing a more natural, controllable, and reliable experimental platform for ecological and environmental research.

The utility model discloses a kind of automatic continuous detection device of self-compacting concrete working performance, including concrete horizontal and vertical transport unit, concrete flow guide unit, detection unit, data transceiver and automatic control terminal and frame unit;Concrete horizontal and vertical transport unit after detection concrete is lifted and flows back original pouring route;Concrete flow guide unit guides part concrete into detection unit detection;Detection unit collects and detects self-compacting concrete;Data transceiver and automatic control terminal control material transport and loading and unloading, obtain sensor data and calculate concrete working performance index;Frame unit supports, protects each unit, convenient on-site hoisting and moving;The application has realized the automatic continuous detection of self-compacting concrete working performance, by integrated transport, flow guide, control terminal unit, the adaptability, flexibility and integrity of equipment are improved, can be fully adapted to various field conditions.

This invention proposes an intelligent heat dissipation method and system for dry-type transformers. The method includes: collecting the winding temperature, core temperature, load rate, and ambient temperature of the target dry-type transformer to construct a thermal state baseline; calculating and generating a thermal risk assessment result based on the thermal state baseline at the current moment and the previous two sampling periods; comparing the thermal risk assessment result with a benchmark risk value and an enhanced heat dissipation threshold, calculating a target heat dissipation intensity coefficient through a combination of linear adjustment terms and quadratic enhancement terms, and mapping it to a heat dissipation control decision; gradually approximating the target heat dissipation intensity coefficient in the heat dissipation control decision using a first-order inertial recursive method to generate an execution intensity coefficient for the current sampling period, thus completing the heat dissipation control operation. This invention can better solve the problems of traditional threshold control's late intervention, insufficient precision in heat dissipation actions, frequent switching of actuators, and insufficient adaptability to different field conditions.

The invention relates to field laboratory equipment and can be used to extract water from soil, plant, milk, and similar samples. The invention automates the monitoring process, controls temperature, and provides remote notification of the water extraction cycle's completion, expanding the device's functionality and increasing its operational reliability in field conditions. The technical result is achieved by the fact that the device body is made entirely of polymethyl methacrylate, which transmits sunlight in a wide range of wavelengths, and also in the open from the outside hemispherical refrigerator of the device, water continuously evaporates, lowering the temperature of the refrigerator relative to the surrounding environment.

The present invention provides a data preprocessing method of an automatic building control platform, the method ensuring sufficient data collection even under adverse field conditions, presenting on-site inspection content to a user, and enabling easy recognition of errors that can occur during on-site deployment even if the user is not a skilled automatic control technician, and comprising a data acquisition step, a missing-data checking step, a data estimation step, a missing-data correction step, a log record storage step, and an inspection guidance step.

This invention discloses a method and system for predicting the remaining life of rubber seals, relating to the field of remaining life prediction technology. The method involves acquiring the current pressure decay curve and current test temperature, and extracting the current pressure decay time constant; acquiring historical operating datasets, extracting life decay datasets, constructing a decay-compression deformation mapping model, and determining the compression deformation failure threshold; based on the life decay dataset, compensating for the current pressure decay time constant, and extracting the current pressure decay time constant ratio; inputting this ratio into the decay-compression deformation mapping model to generate the current compression deformation value. This invention uses the current compression deformation value and the compression deformation failure threshold, combined with a preset operating temperature, to perform prediction processing and generate the remaining life of the seal, thereby effectively avoiding discrepancies between the prediction results and the actual field conditions, and improving the reliability of life prediction.

This invention discloses a decision-making system for saline-alkali land improvement based on big data analysis. The invention relates to the field of smart agriculture technology and includes a data acquisition module, a data processing module, a decision execution module, a dynamic monitoring module, and a model optimization module. The data acquisition module is used to collect real-time data on soil physicochemical indicators, climate data, and hydrological data of saline-alkali land and transmit the collected data to the data processing module. This decision-making system for saline-alkali land improvement based on big data analysis effectively overcomes the core drawback of the disconnect between static models and dynamic field processes in traditional saline-alkali land improvement by constructing a closed-loop decision-making mechanism with dynamic feedback and self-optimization. The system transforms one-time decision-making into a sustainable optimization process, continuously calibrating its internal decision model based on the actual effect data after the implementation of measures, thereby improving the accuracy and environmental adaptability of the improvement plan and ensuring that the decision-making keeps pace with the dynamic evolution of field conditions.

A method for determining the water-drive initiation pressure in low-permeability reservoirs relates to the field of oil and gas field development technology, solving the problems of unstable, inconsistent, and difficult-to-apply initiation pressure results obtained by existing indoor experimental measurements and field indicator curve testing methods. The method includes the following steps: S1: Obtain basic data on the low-permeability reservoir in the study area; S2: Obtain the initiation pressure of mercury using mercury intrusion porosimetry (MIP) curves; S3: Based on the initiation pressure of mercury from the core, obtain the initiation pressure of mercury below the injection-production well distance; S4: Based on the obtained initiation pressure of mercury below the injection-production well distance, convert the initiation pressure of mercury below the injection-production well distance into the initiation pressure of water. This method for determining the water-drive initiation pressure in low-permeability reservoirs can reduce the influence of experimental instrument accuracy and eliminate the influence of testing under field conditions, obtaining a relatively stable, more consistent, and more practical initiation pressure value, facilitating the application of seepage theory research and various field scheme designs.

This invention discloses an integrated technology for green prevention and control of agricultural pests and diseases, along with a standardized method for its application in the field. Specifically, it relates to the field of green prevention and control technology, including data collection and baseline parameter setting, dynamic adjustment of natural enemy release parameters, precise division of promotion areas, dual-stage linkage and adaptation, real-time verification of control implementation, and closed-loop correction of parameters and regions. This invention standardizes the collection of field data on temperature and humidity, light duration, natural enemy tolerance, control costs, pilot control effects, and crop yield. Baseline parameters are set by calculating the average value of pilot data combined with calibration coefficients. Release time and quantity are dynamically adjusted by comparing microenvironmental and natural enemy parameters. Promotion areas are divided and scale and cost standards are set based on cost and effectiveness calculations, precisely matching actual field conditions. This reduces waste of natural enemy release and promotion resources, lowers control costs, improves control efficiency and promotion success rate, adapts to different field scenarios, achieves dual optimization of control and cost, and enhances technical operability.

The utility model discloses a kind of homogenization reaction channel and unpowered homogenization transmission fan, the homogenization reaction channel is made of corrosion-resistant material or concrete corrosion prevention, channel body bottom slope has specific slope, cooperate with unpowered homogenization transmission fan, for realizing the homogenization and reaction of medium in water treatment system. Fluid flow rate is used to drive fan blade rotation, replace traditional power-driven stirring equipment, effectively reduce energy consumption and operating cost. Homogenization reaction channel is made of corrosion-resistant material, cooperate with the lightweight carbon fiber fan blade of unpowered transmission fan and lubrication-free design, simple structure, maintenance is convenient, significantly improve equipment reliability and service life, save space simultaneously, adapt to a variety of field conditions. Wide fan blade design from top to bottom narrow optimizes the effect of rotation and homogenization stirring, the oblique diagonal arrangement of homogenization reaction channel and transmission fan further enhances fluid mixing efficiency, reduces failure rate, provides efficient, energy-saving, easy-to-maintain solution for sewage treatment.

This invention discloses an adjustable-height artemisia harvester, comprising a harvester body, a control console and an adjustment assembly located on the harvester body, a collection box fixedly connected to one end of the adjustment assembly, and further including: a cutting mechanism located on one side of the collection box, the cutting mechanism including a mounting frame with a fixing groove, a movable blade assembly slidably connected in the fixing groove, and a fixed blade assembly and multiple blade guards fixedly connected to the mounting frame by bolts; a throwing mechanism located on top of the multiple blade guards; and a driving mechanism located on one side of the cutting mechanism. This invention enables rapid adjustment of the harvester height, is suitable for various field conditions, and avoids damage to the artemisia roots caused by vines wrapping around the blades during harvesting, thus improving cutting efficiency.

The application discloses application of musk mycete ZJLQ024 in promoting growth of rape, and belongs to the technical field of microorganisms. The musk mycete ZJLQ024 is preserved in the China General Microbiological Culture Collection Center, and the preservation number is CGMCC No. 2863. The application provides a new use of the musk mycete ZJLQ024 in promoting growth of rape and / or increasing yield of rape seeds. By applying the musk mycete ZJLQ024 in a way of root dipping before transplanting, growth of a root system of a rape seedling can be promoted, and transplanting survival rate is increased; a plant height of the rape and a growth level of an above-ground part are significantly increased; pod characters of the rape are improved, pod length and pod width are increased; yield component indexes such as thousand seed weight of the rape are increased; and stable increase of yield of the rape is realized under field conditions.

This invention provides a method and system for controlling the production of silicone sealant based on digital twins. The method includes: simulating the flow field evolution in a digital twin stirring model using impeller motion state data as motion boundary conditions, combined with static boundary conditions and initial flow field conditions, to obtain the flow state distribution relationship of the sealant within a physical stirring device; constructing a state evolution model of the sealant during the mixing process based on the flow state distribution relationship; predicting the stirring intervention strategy indicated when the sealant reaches the target mixing state based on the state evolution model; controlling the physical stirring device to perform operations based on the stirring intervention strategy; updating the motion boundary conditions based on the operating parameters of the physical stirring device after the operations; simulating the flow field evolution and state evolution prediction based on the updated motion boundary conditions; iteratively optimizing the stirring intervention strategy until the target mixing state is met, at which point the physical stirring device is stopped. This invention improves the product quality of silicone sealant during the production process.

This invention discloses a method and system for measuring soil microbial nitrogen pumps, belonging to the field of soil biogeochemistry and agricultural ecological environment monitoring technology. The method involves applying nitrogen to a soil-crop system... 15 N-labeled nitrogen fertilizer, combined with in-situ closed sampling, membrane sample mass spectrometry (MIMS) detection, and amino sugar compound specificity. 15 This invention analyzes nitrogen emissions, simultaneously measuring the fluxes and isotopic characteristics of N2 emissions, NH3 volatilization, and N2O emissions, as well as nitrogen uptake by plants, residual nitrogen in the soil, and nitrogen fixed by microorganisms. Finally, it constructs a microbial nitrogen pump efficiency (MNUE) index to characterize the intensity and efficiency of soil microbial nitrogen pumps. This invention enables comprehensive accounting of multiple nitrogen fluxes under near-real-field conditions, accurately distinguishing the contributions of fertilizer-source and soil-source nitrogen to gaseous nitrogen emissions. It is applicable to anaerobic ecosystems such as flooded paddy fields and wetlands, providing a systematic and operable technical solution for the quantitative study of soil microbial nitrogen pumps.

The application discloses a kind of S wave band high-power microwave biological effect test and evaluation method, comprising: selecting microwave test site satisfying far-field condition and constructing S frequency band high-power microwave biological effect device;According to test scheme, adjust output power, repetition frequency, pulse width and irradiation time to form different irradiation conditions, and apply S wave band high-power microwave irradiation to the biological body to be measured;At the preset time point after irradiation ends, the behavior of the biological body to be measured is tested and blood routine and biochemical index detection is carried out;Based on the obtained behavior characteristic data, blood routine and biochemical index data, a multi-parameter collaborative evaluation model of the three-level mapping relationship between physical stimulation intensity, behavior abnormality and blood markers is established to evaluate the influence of S wave band high-power microwave on the biological body.The application can study the influence of S wave band high-power microwave on the behavior state and blood routine parameters of the biological body under the conditions of output power, repetition frequency, pulse width, irradiation time and other variables.

The present invention relates to a test method for local scour of a monopile composite bucket foundation under realistic wave-current conditions, comprising: acquiring basic data of a target wind farm area; determining a scale ratio and constructing a scaled physical model flume in accordance with similarity criteria; determining parameters of a first bidirectional pump, a second bidirectional pump, and a wave maker by means of adjustment and measurement; excavating a test scour zone, installing a scaled monopile composite bucket foundation, and spreading model sand; and conducting a scour test until scour equilibrium is reached, recording a scour depth and a scour extent, and converting same to prototype-scale values. The present invention allows for effective simulation of the combined action of realistic rotational tidal currents and waves in a sea area, reproducing a scour pattern consistent with the field conditions at the sea area, and thereby enabling accurate determination of the local scour status of the monopile composite bucket foundation under realistic wave-current conditions.

This invention, entitled "An Automated Nucleic Acid Detection System and Method Suitable for Field Conditions," belongs to the field of nucleic acid detection technology. The technical problem it aims to solve is the significant susceptibility of existing automated nucleic acid amplification analyzers to environmental factors, poor compatibility of consumables, and unreasonable power supply strategies when used in field conditions. Furthermore, existing improvement schemes are prone to conflict with core patents of the equipment. The key technical solution involves adding a field environment adaptation and control module that communicates with an embedded host computer without altering the core structure of the detection unit. This module collects environmental parameters in real time and dynamically adjusts operating parameters, pre-stores parameter configuration schemes for typical field environments, optimizes the structure and pre-loaded reagent design of the supporting microfluidic detection chip, and adds an emergency power supply optimization unit to dynamically allocate power. Simultaneously, it designs an adapted detection method, including steps such as environmental parameter acquisition, parameter adaptation, automated detection, and result output, adapting to the detection needs of complex field environments.