128results about How to "Troubleshoot" patented technology

The invention discloses a production process of a 65 Mn spring steel wire rod and a 65 Mn spring steel wire rod. According to the invention, advantages of a device of a high line set are utilized, a finish rolling and reducing-sizing mills adopt 8+4 type, through optimization of a heating cycle process before rolling, a rolling control process and a cooling control process, only 8 front finish rolling machines and 2 reducing-sizing mills are utilized, so that surface decarburization of a spring is reduced and is even removed, and the fatigue life of a finished spring is prolonged; the amount of scales is reduced and the metal yield is improved; a metallographic structure is improved and a high sorbite rate is obtained, so that the production process has conditions to cancel a lead patenting process at the earlier drawing stage, the production processing cost is reduced, and the metallographic structure and the comprehensive performance of a hot-rolled wire rod for the 65 Mn spring steel are optimized. According to the invention, the microstructure quality and the mechanical property of the produced hot-rolled wire rod with phi6.5 mm for the 65 Mn spring steel reach the standard of the conventional 65 Mn spring steel after lead hot-rolled wire rod for the 65 Mn spring steel, the conditions to cancel the lead patenting process at the earlier drawing stage by a downstream user can be satisfied, a processing process is reduced for a user, and the production cost is reduced.

An embodiment of the invention discloses a method and device for brushing a vehicle electronic control unit program. The method and device for brushing the vehicle electronic control unit program are used for simplifying the brushing of the vehicle ECU program through a mobile terminal, brushing success rate is high and cost is saved. The method includes the steps that the mobile terminal receives a brushing command, a request is sent to a server for downloading a program file corresponding to a vehicle type, and the program file is brushed into the vehicle ECU program through a diagnose connector.

The invention discloses a water quality hydrology environment perception and water conservancy facility integrated intelligent management system and a method. The system comprises a plurality of monitoring mechanisms, a plurality of terminal host computers and a server for implementing an interaction between the monitoring mechanisms and the terminal host computers. The method comprises the steps: the monitoring mechanisms monitor water quality and hydrology monitoring programs and compare the threshold of corresponding monitoring programs, and then according to the threshold comparison result enter the corresponding water conservancy facility status and upload the monitoring information to the server; the server then transmits the monitoring information to the terminal host computer of a management department which has right of competence; the management department sends a remote instruction through its terminal host computer; the instruction is forwarded to the monitoring mechanism through the server, and the monitoring mechanism starts to execute the remote instruction after receiving the remote instruction. The system and the method provided by the invention ensure that the water conservancy facility status is consistent with water quality hydrology environment intelligent perception information, realize integrated intelligent management, and make it possible that a plurality of management departments uniformly manage a plurality of monitoring points through remote.

The present invention relates to the field of air conditioner technology. The outdoor unit consists of compressor, non-return valve, oil separator, four way change valve, heat exchange with fan and motor, drier and electronic expanding valve, vapor-liquid separator and air-liquid pipeline. The compressor consists of one variable frequency compressor and several fixed frequency compressors with all the air intake pipe being connected directly to the vapor-liquid separator and all the exhaust pipe being connected to the total exhaust pipe and the oil separator. The oil back pipe of the oil separator is connected to the inlet pipe of the vapor-liquid separator and may have serially connected filter. The present invention has low production, installation and use cost and high reliability.

The invention discloses a motor fault knowledge extraction system and method, and particularly relates to the technical field of motor fault judgment by a neural network model. The objective of the invention is to solve the problem of difficult extraction of motor fault knowledge of related personnel caused by various motor faults in the prior art. According to the invention, a BERT model is applied to construct a software system, the system comprises a data acquisition module, a data preprocessing module, an auxiliary training tool module, a model training module and a knowledge fusion module. A user and an administrator use the motor fault knowledge extraction system. More scientific technical support and generator fault knowledge extraction are provided for user motor fault maintenanceservice, and the purpose of the invention is to construct a fault knowledge base, so that a user can conveniently and quickly solve faults in a motor, the operation is more convenient and accurate, the level of related business personnel can be improved, and the motor fault solving efficiency is greatly improved.

The invention discloses a track traffic safety shielding door simulation test system, which comprises a simulation shielding door structure platform and a simulation control system, wherein the simulation control system comprises a signal simulation system, a central control unit simulation system, a door control simulation system and a monitoring system, a door machine simulation system is arranged in the simulation shielding door structure platform, the signal simulation system, the door control simulation system and the monitoring system are respectively in signal connection with the central control unit simulation system, and in addition, the door control simulation system is provided with a plurality of door control unit simulation systems. The track traffic safety shielding door simulation test system has the advantages that under a design scheme of the whole conception, the simulated recurrence on the control, communication, mechanical design, engineering management and the like of a platform safety shielding door is respectively realized, in addition, for all simulation tests, except the safety shielding door structure part is simplified, the rest parts adopt components identical to those of the safety shielding door, the simulation efficiency and the simulation accuracy are improved, in addition, the problems generated in the installing process of the safety shielding door can be really simulated, and some difficult problems of engineering can be effectively solved.

The invention provides a method and a system for judging ground faults of medium and high voltage overhead transmission lines. The system comprises a line fault indicator with an iron core. The line fault indicator is connected with a feeder terminal unit (FTU) which is connected with a primary station. The method for judging the ground faults includes that (1) if direct current voltage value is lowered to a set value, ground faults occur, the line fault indicator gives an alarm to the FTU through wireless signals, and the FTU sends alarm signals to the primary station through general packet radio service (GPRS) or code division multiple access (CDMA); and (2) if the direct current voltage value is not lowered to the set value, the ground faults do not occur, and the line fault indicator sends no alarm. The system and the method can detect variation conditions of the medium and high voltage overhead transmission lines in real time. By detecting voltage variation and matching with line current variation, the system and the method can judge the ground faults accurately, send the alarm to the primary station through a remote transmission device, are convenient in electric power dispatching management, find the faults timely, isolate the faults, and solve the faults.

The invention provides an inorganic foaming filling and reinforcing composition for a coal mine as well as a using method and application thereof. The inorganic foaming filling and reinforcing composition for the coal mine can be used as a novel safe plugging and reinforcing material, is especially suitable for plugging and reinforcing of the coal mine, and is the best water-proof, fire-proof, gas-proof, collapse-proof and accident-proof material.

A service quality management system for asymmetric digital subscriber line ADSL, ADSL service is supplied to each user terminal of the ADSL network, comprising: a digital subscriber line access multiplexer DSLAM, which is coupled to each user terminal of the corresponding user terminal The modems are connected, and the connection status of each user modem is checked in real time according to the asynchronous transfer mode ATM user line to detect link uplink/downlink data, and output link uplink/downlink data information including the detected data and relevant working parameter data; The network management device performs storage, management and output of link up/down data and related modem operation parameter data of each user included in the link up/down data information from the DSLAM. According to the present invention, the service quality management system for ADSL avoids ADSL network problems, such as transmission failures and quick resolution of resulting failures, which leads to an improvement in ADSL service quality.

An embodiment of the invention provides an equipment checking method and device, a remote control and an unmanned aerial vehicle. The equipment checking method includes: after connection with equipment, sending to the equipment, module state request messages for modules of the equipment, and a mounting equipment state request message for mounting equipment of the equipment, wherein the equipment is used for acquiring module state information of the modules and mounting equipment state information of the mounting equipment; receiving the module state information of the modules and the mountingequipment state information returned by the equipment; generating equipment checking results according to the module state information, and generating mounting equipment checking results according tothe mounting equipment state information. The remote control can acquire the module state information of the modules of the equipment and the mounting equipment state information to generate checkingresults; fault issues of the equipment and the mounting equipment can be known through the remote control, and faults can be handled in time; equipment check is transferred to the remote control suchthat burden of an equipment control system is relieved.

The invention discloses a monitoring alarm realization method based on electric power supervision information. The method includes registration of a monitoring service, defining of a monitoring strategy, data detection, recording of an alarm log and sending of alarm information which are conducted in sequence. The method provided by the invention adopts an alarm strategy-based correlation analysis engine technology, realizes alarm analysis and operation and maintenance experience which are accumulated in knowledge of monitoring personnel in a monitoring system in a concentrated way, achieves informationization and automation, and facilitates quick positioning and fault solving by the monitoring personnel.

The invention discloses a sintering pallet running monitoring method and system based on laser ranging and image processing. Ten laser rangers are arranged at regions at two sides of a track behind anigniter on a sintering upper platform, wherein four laser rangers are arranged at each side of the pallet and used for measuring the distance between the rangers and the pallet wheels, two laser ranges are provided for each wheel and used for an upper point and a lower point of the wheel, one side distance is identified as L front upper, L front lower, L rear upper and L rear lower, the other side distance is identified as L front upper', L front lower', L rear upper' and L rear lower', and the distance L ranger spacing of the front laser ranger and the rear laser ranger at the same side is the spacing L wheel spacing of the front wheel and the rear wheel of the pallet; 2) one laser ranger is arranged at each of two sides of the pallet and used for measuring the distance L side plate andL side plate' between the ranger to the table-board side plate of the pallet. The problems of off-tracking of the sintering pallet and the quick fault diagnosis can be solved, the prognosis and early-warning can be effectively performed in time when the pallet is abnormal, and the working efficiency of a sintering production line is improved.

The invention provides an intelligent transportation inspection notification method and device. The intelligent transportation inspection notification method comprises the step that the position of afaulty tower of a transmission line and the cause of the fault are judged. The process comprises the steps that a fault location algorithm is used to acquire the distance between the current measurement point and the fault point, and then the distance is converted into the number of the faulty tower to determine the position of the faulty tower; at least two fault characteristics which match the cause of the fault are selected to train a neural network to determine the cause of the fault; the map database of the current inspection area is retrieved; the faulty tower is located in the map database; the inspection route from the current measurement point to the faulty tower is queried and marked on the corresponding map to form a navigation map; the position of the faulty tower, the cause ofthe fault and the navigation map are filled into a preset fault notification template to form a fault notification; and the fault notification is pushed to a client for display. The time of power failure can be reduced, and the reliability of power supply is improved.

The invention relates to the technical field of railway track maintenance, in particular to a track profiling grinding method. A track profiling grinder is arranged at the initial position, the track transverse section where the rotary axis of a grinding head of the grinder is located serves as a datum plane, a rectangular coordinate system is built, coordinate parameters of track profiles and the initial position parameters of the grinder are obtained by measurement, a track profile to be grinded is determined, the straight line, crossed with the datum plane, of the track profile to be grinded serves as a grinding tangent line, the grinding head of the grinder is moved until the rotary axis of the grinding head is perpendicular to the grinding tangent line, the grinding head of the grinder is driven to move in the radial direction of the rotary axis of the grinding head until the lower end face of the grinding head coincides with the grinding tangent line, and the grinding head of the grinder is driven to move along the track profile to be grinded to finish grinding of the track profile to be grinded. According to the track profiling grinding method, the grinding head of the grinder is moved according to the coordinate parameters until the rotary axis of the grinding head is perpendicular to the grinding tangent line, and the effect of adopting the end face of the grinding head for grinding when grinding of any angle is performed is achieved.

The presented method for data transmission comprises: taking original single-engine transmission process into two or more transmission-engines, where the selection of engine is decided by exchange network and all engines interaction. This invention realizes loading share and standby, overcomes defects by single engine, improves system performance and reliability, and reduces hardware resource by uniform managing QoS by TM module.

A compatible type elevator maintenance service tool is characterized in that the compatible type elevator maintenance service tool can be connected to elevator devices of different brands and types through a communication cable and a compatible type interface to be used for examining and correcting parameter data of an elevator, reading elevator state information and solving the technical problems in work such as elevator installation debugging, repairing, maintenance and using management in technical service and managing processes of the elevator. The maintenance service tool has the functions that intelligent judgment is conducted, a breakdown solving scheme is automatically provided in an image-text and multimedia mode, and further supporting is provided by means of the method that the maintenance service tool is connected with a remote server. The maintenance service tool replaces multiple maintenance service tools with different brands and types, and multimedia interactivity and remote networking support can be provided to be used for solving the problems that existing elevator maintenance service tools are incompatible and poor in function.

The invention discloses an 18F-labelled quinazolines irreversible EGFR (epidermal growth factor receptor) positive electron tracer agent, as well as a preparation method and application thereof. The 18F-labelled quinazolines irreversible EGFR positive electron tracer agent has a chemical structure represented by the formula II. The synthesized 18F-labelled small-molecular irreversible EGFR positive electron tracer agent has a clinical value for diagnosing and monitoring a treating effect and particularly plays an important role in pushing individual-based treatment. Furthermore, the invention further provides a one-step method for synthesizing the 18F-labelled small-molecular irreversible EGFR positive electron tracer agent. The method has the characteristics of multiple purposes, high yield, high efficiency, short synthesis time, low cost and the like and can meet a requirement on large-scale production.

The invention discloses a gasifying system for a liquefied natural gas receiving terminal. The gasifying system comprises a floatation type gasifying vessel module and a land module, wherein the floatation type gasifying vessel module comprises a floatation type gasifying vessel; at least one storage cabin is arranged on the floatation type gasifying vessel; the storage cabin is internally provided with a backward flow pump and an in-tank pump; the backward flow pump is communicated with a loading arm; the loading arm is connected with a discharging arm through a discharging main pipe; the in-tank pump is sequentially communicated with a high-pressure pump suction tank a, an LNG (Liquefied Natural Gas) high-pressure pump a, an LNG main gasifying device a and a pressure regulation metering crowbar a; an output end of the pressure regulation metering crowbar a is connected with a high-pressure gas transmission arm; an output end of the high-pressure gas transmission arm can be connected with a natural gas pipe network through pipelines; the storage cabin is communicated with a gas return arm a; and the gas return arm a is communicated with a gas return arm b through a BOG (Boil Off Gas) main pipe. The gasifying system disclosed by the invention overcomes the limitations of long construction period of the general land large LNG receiving terminal, large influences of neighboring environments and soil resource limitation, and poor flexibility and the like, and is good for rapid construction and production of a project.

The invention discloses a method for full-automatically synthesizing a <18>F-marked pyrimidine acrylamide based EGFR positive-electron tracer agent through a one-step method, and belongs to the fieldof chemical synthesis. The method sequentially comprises the following steps that (1) <18>F ions from an accelerator and water are conveyed to a receiving bottle and guided into an anion exchange column; (2) <18>F ions in the anion exchange column are eluted with a mixed solution formed by strong alkali and weak acid salt, acetonitrile and ionic liquid, and then are conveyed to a reaction bottle;(3) precursor is dissolved in a DMSO or acetonitrile or DMF solution, a buffer solution is added into the former solution to enable pH of the former solution to be 2, and the obtained solution is added into the reaction bottle and heated under protection of inert gas; (4) the temperature is lowered, and coarse products in the reaction bottle are purified through a solid-phase extraction C18 pillaret; and (5) target products of a solution obtained in the step (4) are separated and collected, so that the positive-electron tracer agent is obtained. The method has the characteristics of multi-purpose, large yield, high efficiency, short synthesis time, low cost and the like, and can meet the requirement for large-scale production.

The invention discloses a charging pile terminal equipment management system and management method. The system comprises an equipment access service unit, an authority management unit, an asset management unit, a data collection unit, a data processing unit, and a remote upgrading unit, wherein the equipment management service unit is connected with the authority management unit and the asset management unit; and a service processing service unit is respectively connected with the data collection unit and the remote upgrading unit. The invention also provides a management method of the charging pile terminal equipment. A service server cluster is used for carrying out centralized management and remote debugging on the direct-current charging piles and the alternating-current charging piles, the collected charging pile data is stored in different databases in a classified mode, information of the different databases is detected, charging pile faults corresponding to the different databases can be conveniently solved in time, the charging pile data is analyzed and processed in a centralized mode, and operation and maintenance cost is reduced.

The invention discloses a novel generalized integrated positioning principle, a mathematical model and a solving method. According to the novel generalized integrated positioning principle, the mathematical model and the solving method, the conventional navigation positioning determination solving concept is broken through; on the basis of a fuzzy and statistical uncertain concept, parameter combination, equation solving, error correction and data fusion are carried out; a method for successively performing cross fusion and integration on an absolute measured value and a relative measured value and successively checking correction errors is provided. A generalized integrated positioning mathematical model and a solving algorithm are constructed according to the generalized integrated positioning principle, so that soft acting force of the mathematical and the algorithm is fully exerted, and the performance of a navigation positioning parameter and a state solution and the navigation positioning quality are greatly improved.

The invention is applicable to the technical field of stereoscopic car parking, and discloses a car bearing component, an avoidance-free multi-layer car parking device, and a car parking method and a car picking-up method of the avoidance-free multi-layer car parking device. The avoidance-free multi-layer car parking device comprises the car bearing component, a main upright column, a main longitudinal beam, a lifting mechanism, a rotating mechanism, an auxiliary supporting structure and a support guiding component; the car bearing component comprises a car bearing plate used for bearing a vehicle; at least one primary supporting sliding component which can be laterally hung on the main longitudinal beam or the support guiding component and can slide on the main longitudinal beam or the support guiding component is arranged on one side of the car bearing plate, while a secondary supporting sliding structure which can be supported on the auxiliary supporting structure in a slideable manner and can be separated from the auxiliary supporting structure is arranged on the other side of the car bearing plate. The car bearing component, the avoidance-free multi-layer car parking device, and the car parking method and the car picking-up method of the avoidance-free multi-layer car parking device realize true avoidance-free multi-layer car parking; further, when the vehicle borne by the car bearing plate is moved to a car parking position, two sides of the car bearing plate are both supported; the phenomenon that the vehicle is caused to drop as the strength of a supporting structure of the car bearing plate is insufficient is prevented; the product safe reliability is improved.