12results about How to "Avoid Data Errors" patented technology

The invention relates to the technical field of pollution detection devices, in particular to a waterfront water and soil loss non-point source pollution detection device and method.The waterfront water and soil loss non-point source pollution detection device comprises a water and soil loss monitor, the water and soil loss monitor is installed on a supporting plate, the supporting plate is in lap joint with the top of a ditch supporting plate, and wire bunching arms are rotationally connected to the two sides of the supporting plate; the surface of the bunching arm is provided with a bunching groove, the connecting end of the water and soil loss monitor is connected with a wire, one end of the wire is provided with a sensor probe, and the wire and the sensor probe both extend into the bunching groove; the device has the advantages that the bunching arms rotationally connected to the two sides of the supporting plate are ingenious in design, the bunching arms can swing downwards to the bottom of the ditch supporting plate, and a sensor probe installed at one end of a wire can extend into a ditch to detect a flowing water source. Meanwhile, the bunching groove formed in the surface of the bunching arm provides an ordered placement space for the wire and the sensor probe, and the wire bunching arm is fixed through the cooperation of the bunching groove and the hand-twisted screw, so that the wire and the sensor probe are effectively prevented from swinging under the impact of water flow.

The application discloses a software upgrade time prediction method, device, equipment and medium. The software upgrade time prediction method comprises the following steps: acquiring a plurality of historical relative time data, wherein each historical relative time data represents the relationship between the time required for software upgrade at the vehicle end and the software data size; obtaining target sequence data based on the plurality of historical relative time data and a plurality of data numbers corresponding to the plurality of historical relative time data; performing data processing based on the target sequence data to obtain a time prediction model; predicting the target relative time data required for software upgrade at the vehicle end based on the target data number by using the time prediction model; and sending the target relative time data to the vehicle end, so that the vehicle end determines the time required for software upgrade based on the target relative time data and the software data size. The time prediction model obtained through data processing can improve the accuracy of the predicted software upgrade time.

The application relates to a fuel cell air tightness detection structure suitable for detecting the leakage of a fuel cell stack, comprising an air inlet unit, an air inlet pipeline unit, a first loop unit, a second loop unit and a test unit; the air inlet unit is connected with the air inlet pipeline unit and the test unit respectively; the air inlet pipeline unit is connected with the first loop unit and the second loop unit respectively; the test unit is connected with the first loop unit and the second loop unit respectively; the air inlet pipeline unit, the first loop unit and the second loop unit are connected with the fuel cell stack respectively. The application further provides a detection method for the air tightness of a fuel cell stack. The first loop unit and the second loop unit form a double-loop structure, effective gas medium flow control is carried out on the double-loop structure, the leakage value of the fuel cell stack can be effectively separated, and the reliability of the fuel cell air tightness test is improved.

The present application relates to the technical field of DRAM memory repair, in particular to a DRAM failure unit repair method based on SOC driving mapping adjustment.The present application detects the physical address of the failure CELL unit in the DRAM grain through a test device, generates repair mapping data, records the repair mapping data in the form of a two-dimensional code on the surface of the DRAM grain and stores the repair mapping data to a non-volatile memory, loads the repair mapping data to a driving program when the SOC starts, synchronously modifies the address mapping relationship of the MMU and the IOMMU through the driving program, and redirects the access to the failure physical address to a backup physical address.The present application simultaneously modifies the MMU and the IOMMU mapping at the driving level, realizes the unified address remapping of the CPU and the DMA device access path, makes the DRAM grain containing the failure unit be used in a reduced capacity, greatly reduces the PCBA cost, and does not need to be modified in hardware, and is flexible to implement.

The invention relates to the technical field of natural language processing, in particular to a teacher work document auxiliary generation method based on a large language model, which mainly comprises the following steps: constructing an expert model based on the large language model, and training the expert model through supervision and fine tuning to obtain a first pre-training model; obtaining pre-constructed tool calling data, and performing instruction fine tuning on the first pre-training model by using the tool calling data to obtain a pre-trained expert model; packaging a data acquisition interface of an external system, and pairing the data acquisition interface with a task in the tool calling data; and obtaining a demand instruction of a user, and inputting the demand instruction into the pre-trained expert model. The method can efficiently and automatically assist teachers in generating work documents by utilizing a fine-tuned large language model and a multi-module architecture according to data and scene characteristics in the education field.

The invention discloses an irrigation pipe flow constant-temperature and constant-pressure blasting test all-in-one machine and a test method. The device comprises a water supply unit, a test pipeline unit, an environment simulation unit, a sensing detection unit, a control unit and a human-computer interaction interface, the sensing detection unit comprises a pressure sensor, a temperature sensor, a water level sensor, a humidity sensor, an ultraviolet intensity sensor and a flow meter; the control unit adjusts operation of the heater according to detection signals of the temperature sensor. The humidity sensor and the circulating fan are used for maintaining the humidity of the test environment to be stabilized in a set range; an ultraviolet ray intensity sensor is used for realizing an ultraviolet ray aging acceleration test. According to the invention, through the innovative control unit, constant-pressure, step-boosting and blasting tests and humidity and ultraviolet environment simulation tests are organically integrated and intelligently linked, and comprehensive performance and aging tests of the irrigation pipe in a real outdoor environment can be completed without cooperation of multiple devices, so that the test efficiency and accuracy are greatly improved; the equipment investment cost is reduced.

The utility model relates to industrial detection equipment technical field especially relates to a kind of blade root detection device for TRT blade production. Including bottom plate, the top of bottom plate is provided with support, the top of support is provided with sleeve shell, electric push rod with telescopic end is installed in sleeve shell, and mounting block is connected on the telescopic end of electric push rod, sliding frame one is slidably arranged on mounting block, ultrasonic detector for TRT blade blade root detection is arranged in the bottom of sliding frame one, fixed part is provided on bottom plate, and limiting module for placing TRT blade blade root is detachably provided on fixed part. Through electric push rod drive first sliding frame moves, and the rolling structure of guide rail and moving wheel is combined, so that ultrasonic detector can be stably, evenly adhered to the surface of TRT blade blade root and scanned, effectively avoid the data error caused by hand shaking or poor contact in traditional manual operation, significantly improve the accuracy of detection result.

This utility model belongs to the field of air pollution control and environmental protection, and discloses an intelligent environmental monitoring instrument for air pollution control. It includes a telescopic rod device for easy extension and retraction, and a housing for storing electrical energy and accommodating movement. The telescopic rod device is fixedly installed at the rear of the housing. The housing contains an extension device for lifting, suspending, deployment, and environmental monitoring. The housing includes a chassis body with two symmetrically mounted support legs on one end of the chassis bottom and two symmetrically mounted walking components on the end of the chassis away from the support legs. This intelligent environmental monitoring instrument for air pollution control, through structural innovation, organically combines mobility, deployment stability, and operational efficiency, solving the pain points of traditional environmental monitoring equipment such as laborious handling, time-consuming installation, and poor terrain adaptability. It is particularly suitable for scenarios requiring frequent changes of monitoring points in air pollution control, and has high practical value and promotion potential.

The application discloses a large-section circular anti-slide pile multi-structure comparison pile pushing test method and belongs to the technical field of geotechnical engineering model tests. The method comprises the following steps: a model preparation stage, based on the strict similarity theory, a model pile and a slope body material are designed and prepared, and a self-reducing friction resistance system is installed; an accumulation test stage, single-row pile, multi-type pile comparison, double-row pile and portal frame pile tests are sequentially carried out on the same slope model, and the structure is gradually complicated; and a decrement test stage, single-row cantilever pile test and side friction resistance test are sequentially carried out, and the structure is gradually simplified. The application realizes the system comparison of various anti-slide pile structure forms on one set of model through the closed-loop test logic of "accumulation-decrement", has high test efficiency and strong data comparability, integrates the systematic similarity design, innovative friction resistance reduction and test technology, effectively improves the test precision and authenticity, and provides a comprehensive and reliable test means for the design optimization and theoretical research of the large-section circular anti-slide pile.

This utility model discloses a rail mileage measuring device and a rail detector. The rail mileage measuring device includes a base, rollers, a connecting shaft, a coupling, and an encoder. The base has two fixing holes and a positioning part, with the positioning part located between the two fixing holes. The two fixing holes are screwed to the rail detector, and the positioning part abuts against the rail detector. The base also has a through hole penetrating the base, with a connecting shaft installed inside the through hole. The two opposite ends of the connecting shaft protrude out of the through hole and are respectively connected to the rollers and the coupling. The end of the coupling away from the connecting shaft is connected to the encoder. The rollers, connecting shaft, coupling, and encoder are coaxially arranged. The encoder is electrically connected to the rail detector through a wire. The rotation of the rollers directly drives the encoder through the coupling, converting mechanical motion into electrical signals in real time, eliminating the cumulative errors of traditional manual counting or indirect measurement. The rollers rotate more smoothly when in contact with the side of the rail, avoiding slippage or jamming.

The invention discloses a pipeline design and stress analysis bidirectional data integration verification method and system, and relates to the technical field of computer aided design. The method comprises the following steps: performing forward data conversion, extracting three-dimensional model data and generating a stress analysis model; an analysis result is returned, and a final model neutral file and multi-working-condition node displacement data are exported; dual-node matching and consistency verification are carried out, and a stable node corresponding relation is established through node identification and spatial distance; running state geometric reconstruction and preview verification: carrying out envelope calculation on multi-working-condition displacement to generate a running state model, and carrying out overlapping display on the running state model and the cold state model; automatic space interference detection and model updating are carried out, risk judgment is carried out through space index and bounding box pre-screening, and the three-dimensional model is updated after confirmation. According to the method, closed-loop verification between the design model and the analysis model is realized, the problems that data of a heterogeneous system are asynchronous and thermal deformation cannot be verified are solved, and the design consistency and convenience are improved.

The utility model relates to RPA robot management technical field, especially RPA robot management device, including management system cabinet body, the upper end middle part fixed coupling of management system cabinet body has the upper shell board, the upper cabinet wall right part fixed coupling of management system cabinet body has rotating device, the front end right part fixed coupling of cabinet door has the cabinet handle, the upper box wall front part fixed coupling of management system cabinet body has the file recognizer, the left end of side plate frame inserts and installs the fan, the left end front part fixed coupling of side plate frame has the second power box, the right part of the front plate wall right part of side plate frame and the back plate wall right part are provided with a plurality of heating rod together. The utility model discloses a kind of RPA robot management device, realize file automation positioning by driving motor, gear transmission and file recognition system, and utilize fan and heating rod synergic adjustment storage environment, solve artificial efficiency low, positioning difficult and environmental control insufficient problem.