43results about How to "Improve post-maintenance efficiency" patented technology

The invention relates to a method for accelerating a distributed network. The method comprises the following steps: A-, monitoring a destination address by a user side according to all nodes in the distributed network according to preset information so as to acquire the best paths of all the nodes to the destination address, and B-, determining one of the best paths to serve as a communication path for the user side and the destination address by analyzing the best paths of all the nodes to the destination address. The invention provides the method for accelerating the distributed network, which is capable of achieving the goal that acceleration services are offered to users at the same time by a plurality of acceleration nodes, and data can be transferred through the acceleration nodes to arrive at the destination so as to acquire more excellent network performance. According to the method for accelerating the distributed network, the changes of the network can be monitored and optimized in real time, thereby, the manual intervention and maintenance is completely avoided, the occupancy rate of the bandwidth of the acceleration nodes is reduced, the network delay is reduced, the transmission efficiency of the network is increased, and meanwhile, the later maintenance efficiency is also increased.

The invention provides an irrigation control method and an irrigation device and relates to the technical field of agricultural irrigation. The method includes an over-limit control mode. According to the over-limit mode, preset starting conditions comprise maximum delay time, when the irrigation device is started, a timer perform timekeeping on running time of the irrigation device, and if the irrigation device is started again within the maximum delay time, the timer resets and starts to count down again; if the irrigation device is not started again within the maximum delay time, the irrigation device is started automatically; the preset starting conditions comprise daily maximum irrigation amount / time, statistics is performed on daily irrigation water amount / time of the irrigation device, and when the statistic irrigation water amount / time reaches the daily maximum irrigation amount / time, the irrigation device will be forbidden from being started again in the same day. Excessive irrigation or insufficient irrigation caused by sensor failures or unreasonable parameter setting is effectively reduced, and damage, possibly caused by the excessive irrigation or the insufficient irrigation, to crops is effectively reduced.

The invention discloses an audit log processing method of a database, comprising the following steps of when the database performs access operation, recording the access operation information to obtain audit records; and sending the audit record to the database cluster server, so that when the database cluster server receives the query instruction, the query processing is carry out according to the query instruction, and the query result is obtained and sent. By storing the processed audit records in the database, the query speed can be improved by using the database when the audit records arequeried, and the storage mode of the database is conducive to the later statistics of the data, which improves the later maintenance efficiency of the audit records. The invention also discloses an audit log processing device of the database, the database cluster server, the server and a computer-readable storage medium, which have the above beneficial effects.

The invention provides a fault detection method, a computer readable storage medium, an indoor unit, and an air conditioner. The fault detection method is used for the indoor unit having at least onetemperature sensor and comprises the following steps of: acquiring at least one temperature value determined by the temperature sensor; determining the characteristic quantity corresponding to the heat exchange effect of a heat exchanger in the indoor unit according to the at least one temperature value and the air volume of the indoor unit; and determining the fault state of the indoor unit according to the relationship between the characteristic quantity and the characteristic range. According to the technical solution, the characteristic quantity corresponding to the real-time heat exchangeeffect of the heat exchanger of the indoor unit can be determined through the internal temperature value of the indoor unit obtained by the temperature sensor and the corresponding air volume; the fault state can be quickly and accurately judged; and the detection accuracy is improved.

The invention relates to the technical field of cable bridges, in particular to a cable bridge. The cable bridge comprises a main bridge frame, mounting plates are respectively arranged at the upper ends of two sides of the main bridge frame; an alarm mechanism is arranged at the middle end in the main bridge frame; distance adjusting mechanisms are arranged at the two ends of the interior of themain bridge frame respectively; each distance adjusting mechanism comprises an adjusting assembly; each adjusting assembly comprises two moving plates capable of moving horizontally and oppositely. Each moving plate is provided with a cable clamping head. A detachable connecting mechanism is arranged at each tail end of the main bridge frame; each connecting mechanism comprises a connecting framecapable of being in butt joint with the corresponding tail end of the main bridge frame and locking assemblies installed at the upper end and the lower end of the two sides of the corresponding connecting frame respectively. The two sides of the main bridge frame are each provided with a connecting plate capable of being detachably connected with the corresponding locking assembly, the cable bridge can adjust a fixed cable, the installation practicability is improved, each hinge frame can be efficiently and independently disassembled, and the later-period maintenance efficiency is improved.

The invention discloses an active-reactive decoupling control-based parallel method of an H-bridge cascaded shore power supply. By the parallel method, parallel connection of a plurality of high-highshore power supplies can be achieved, so that the capacity of the shore power supply is expanded; and moreover, during the whole process, rapid current tracking and effective power sharing can be achieved, a circulation phenomenon is prevented, the voltage of a DC bus is effectively stabilized, and the running reliability of the system is improved.

The invention discloses an on-line dynamic detection method and detector for a carbon fiber wire. The detector comprises a main rack, a driving mechanism, a detection mechanism, a mark mechanism and amaster controller, wherein the driving mechanism comprises rollers, a motor and a connection piece, the rollers are arranged at intervals, the motor is used for driving the rollers to rotate, the connection piece is used for connecting the driving mechanism and the main rack, the detection mechanism comprises an ultrasonic fault detector and a probe, the mark mechanism comprises a pigment bin, aspraying pump and a nozzle, the spraying pump is connected with the pigment bin, and the master controller is in electrical signal connection with each electrical control part. The whole detector is suspended on the wire and moves along the wire by the driving mechanism, automatic detection is achieved, manual intervention is not needed, and the detector is suitably used for overhead wire operation; the ultrasonic fault detector is used for performing non-destructive detection, and the detection efficiency is high; and due to the arrangement of the mark mechanism, a subsequent maintainer is convenient to timely find out a damage position of the wire, the special damage condition can be judged according to colors due to different mark colors, and the subsequent maintenance efficiency is improved.

The invention relates to an equipment fault identification method and system. The method comprises the following steps: acquiring an abnormal sound signal of a target device; determining a target sound signal corresponding to the abnormal sound signal; determining target semantic information corresponding to the target sound signal; and determining fault information of the target device accordingto the target semantic information. By means of the method in the embodiment, when the target device at each position breaks down, fault information can be obtained through judgment without the need for maintenance personnel to go to the site for fault diagnosis; compared with a fault elimination method in the prior art, the situation that maintenance personnel cannot accurately know fault information due to the fact that unprofessional fault condition description is carried out by the maintenance personnel can be avoided; accurate fault information is obtained after the abnormal sound signalsare analyzed, so that the later maintenance efficiency can be improved, the maintenance period is shortened, and the user experience is improved.

The invention relates to a software reliability testing method and device based on code tracking, belongs to the technical field of software testing, and solves the problems that in the prior art, code tracking is lacked, and static information extraction is not suitable for detecting the consistency of a model and a code. The method comprises the steps of tracking from a reliability strategy model to the code to obtain a reliability strategy code, wherein tracking comprises positioning and mapping; acquiring a Log file based on reliability strategy code instrumentation, wherein the Log filecomprises execution path information of the reliability strategy code; constructing a code LTS based on the Log file; constructing a reliability strategy UML time sequence diagram model; converting the reliability strategy UML time sequence diagram model into a model LTS; extracting branch paths of the code LTS as code paths, and extracting all branch paths of the model LTS as model paths; and judging whether the model path is matched with the code path. Code tracking and an accurate model and code dynamic consistency checking method are realized.

The invention discloses a modularized test case distribution method. According to the method, a modularized test case database is built, and screening and combination are carried out according to test demands so as to form optimized test cases. According to the method, the modularized database is used for realizing the uniqueness of the data, avoiding data redundancy and operation repetition, making the uniform management be convenient, and enabling the technical information flow to be controllable and sequentially inherited; and when the method is combined with a modularized collection system, the lateral contrast and longitudinal contrast of the research and development can be realized, so that the project management is convenient and the project completion is promoted. According to the method, the research and development engineers can complete the test via optimum test templates, so as to decrease the repeated operations in the test, decrease the time investment in the earlier stage of the test, improve the maintenance efficiency in the later stage, and being benefit to the cultivation of new talents. The system is wide in application range, high in efficiency, strong in expandability and easy to popularize.

The invention discloses a battery or capacitor quick connection device based on a laminated busbar. The device comprises a laminated busbar group and a connecting device, wherein the laminated busbargroup comprises a first busbar and a second busbar stacked up and down. The first busbar is provided with a plurality of mounting holes. The connecting device comprises a first contact component and asecond contact component. The first contact component comprises a main contact and an outer contact fixing frame. The outer contact fixing frame is fixed above the mounting holes of the first busbar.The main contact is fixed on the outer contact fixing frame. The second contact component includes an end contact and an inner contact fixing frame. The inner contact fixing frame is disposed in themounting holes and is in contact with and fixed to the second busbar. The end contact is connected to the inner contact fixing frame. The battery or capacitor quick connection device based on the laminated busbar can quickly mount the capacitor or the battery unit on the laminated busbar, improve assembly and replacement efficiency, improve later maintenance efficiency, and have high practicability.

The invention relates to a graphite lubricating device of a rotary kiln. The graphite lubricating device is provided with a riding wheel seat and a riding wheel; the riding wheel is rotatably arrangedon the riding wheel seat; the graphite lubricating device is further provided with an installation bracket; the installation bracket comprises a supporting pat, the supporting part is fixedly connected with the riding wheel seat, a box is fixedly arranged on the supporting part, and a penetrating cavity is formed in the box; a graphite block is slidably arranged in the penetrating cavity of the box; and a counter weight ball being pressed at the upper end of the graphite block and driving the lower end of the graphite block to extend from the box and to be always tightly close to the circumference of the riding wheel is arranged in the box. Through the action of the graphite block and a compressing assembly, the graphite block obtains lasting compressing force, and the surface of the riding wheel is lubricated. The graphite lubricating device further has the characteristics of simple structure, convenient maintenance, low fault rate and the like.

The invention relates to an intelligent substation secondary system. The secondary system cancels an original intelligent terminal, integrates a switch position acquisition function and a control function of the intelligent terminal into a high-voltage switch controller, realizes signal acquisition and control of the intelligent substation, and sets GOOSE transceiving and protocol conversion functions in a protocol conversion module. According to the scheme of the invention, the functions of the original intelligent terminal are divided and processed to realize specific control functions. Thedistributed acquisition and control method overcomes the defect of poor reliability caused by more input and output signals and control signals of the intelligent terminal in a traditional intelligentsubstation, improves the stability of a protection and control system, and optimizes a secondary configuration structure of the intelligent substation.

The invention relates to the technical field of printing machines, in particular to a printing machine with a flexographic printing head. The printing machine comprises a base plate, support legs andan ink trough, wherein a plurality of first support plates are arranged at the top of the base plate; a fixing rod is in threaded fit with one side of each first support plate; and an impression cylinder, an ink transfer roller, a plate cylinder and an ink fountain roller are respectively arranged between the first support plates. During use, the fixing rod is in threaded fit with the first support plates and the base plate, so that the first support plates are fixed to the base plate, rapid mounting of the printing machine with the flexographic printing head is completed, the first support plates are separated from the base plate by unscrewing the fixing rods, and rapid dismounting of the printing machine with the flexographic printing head is completed; and the rapid mounting and dismounting function is beneficial to improving the later maintenance efficiency of the printing machine with the flexographic printing head, reducing the maintenance difficulty, reducing the maintenance cost and improving the maintenance effect.

The invention discloses a maintenance mechanism for a frame of a single-cylinder hydraulic cone crusher. The mechanism comprises a pair of clamping seats fixed on both sides of the bolt holes of the upper frame and the lower frame, wherein the inner side of the clamping seat is provided with a card slot; a hydraulic cylinder is installed between the pairs of clamps on the lower fram; the outer endof the piston rod of the hydraulic cylinder is connected to a slidable threaded connection sleeve inserted in the threaded hole and the pair of clamps on the upper frame A tension plate is detachablyinserted in the slot between the seats; the tension plate is provided with a through hole directly opposite to the bolt hole; the through hole is inserted with a locking bolt connected to the upper end of the threaded connection sleeve; the clamping seat on the frame is detachably inserted in the clamping slot with a clamping plate for axially positioning the hydraulic cylinder; and the mechanismalso comprises a hydraulic system connected to the hydraulic cylinder and a control system for controlling the lifting of the hydraulic cylinder. The maintenance mechanism can effectively shorten theoverall disassembly and assembly time of the crusher, reduce the difficulty of disassembly and assembly work, and can be adapted to multiple existing crushers with a simple structure.

The invention discloses a method for realizing password-less bidirectional login of networks based on LINUX; the method comprises the following steps: 1) constructing a test platform, preparing a test environment and interconnecting the networks of two nodes; 2) running the password-less login at the two test nodes and setting a script; 3) confirming the networks can realize the password-less bidirectional login; and 4) according to different test items, realizing automatic test of the networks. According to the method for realizing the password-less bidirectional login of the networks based on the LINUX disclosed by the invention, compared with the prior art, the application scope is wide, the efficiency is high and the automatic test without manual intervention is realized; the implementation cost is low and the expandability is strong; the method, through setting a test process at a time, is permanently applied to the two nodes; the operation steps are simple and convenient, and the script does not need to be run repeatedly; the test efficiency is improved, and a great convenience is provided for a test engineer; and the test time is saved, the test time investment is reduced, the latter maintenance efficiency is improved, the application scope is wide and the method is easy for promotion.

The invention discloses a double-screw extruder. The double-screw extruder comprises a transverse main machine frame, a transverse extrusion bin arranged on the transverse main machine frame and two extrusion screws rotationally arranged in the transverse extrusion bin, wherein a right arc-shaped adjusting groove and a left arc-shaped adjusting groove are formed in the two sides of the transverse extrusion bin respectively; and the right arc-shaped adjusting groove and the left arc-shaped adjusting groove are each provided with a top feeding port, arc-shaped quick-release filtering devices are arranged in the right arc-shaped adjusting groove and the left arc-shaped adjusting groove in a sliding manner, and a front quick-release filtering device is arranged at the front end of the transverse extrusion bin. The feeding ports are installed through the arc-shaped quick-release filtering devices, the right arc-shaped adjusting groove and the left arc-shaped adjusting groove, a discharging port is installed through the front quick-release filtering device, materials are added into the transverse extrusion bin of the double-screw extruder through the top feeding ports, the extrusion screws conduct extrusion, and by sliding the arc-shaped quick-release filtering devices and the front quick-release filtering device, an external feeding hopper and an external discharging hopper can be quickly detached, so that the later maintenance efficiency is improved.

The invention discloses a remote monitoring intelligent power distribution cabinet and an operation method thereof.The remote monitoring intelligent power distribution cabinet comprises a base, a power distribution cabinet body is installed on the base, a cabinet door is installed on one side of the power distribution cabinet body, a control box is installed on the side, close to the power distribution cabinet body, of the cabinet door, and a PLC is installed in the control box; the PLC comprises an acquisition module, a monitoring module and a remote connection module, the cabinet body information acquisition module comprises a temperature acquisition module, a humidity acquisition module and an electric power parameter acquisition module, and a plurality of ventilation grooves are formed in the two sides, close to the cabinet door, of the power distribution cabinet body respectively. According to the remote monitoring intelligent power distribution cabinet and the operation method thereof, the control box is arranged and connected with the power distribution equipment in the power distribution cabinet main body and the power distribution cabinet environment monitoring equipment, so that the power distribution cabinet main body is intelligently monitored in all directions, and the conditions of temperature, humidity, current, voltage and the like in the power distribution cabinet can be monitored in real time.

The invention discloses a WebVR application method based on industrial application, belongs to the technical field of virtual reality, and aims to solve the problems of insufficient performance and poor experience of WebVR application caused by data redundancy, scheduling strategies and the like in the prior art. A grid and a mapping file of the model are optimized, and a rendering pipeline is customized by using an LWRP rendering pipeline, so that the memory occupied by the model is greatly saved, and the rendering efficiency is improved by 30%; a lightweight WebGL engine and Three.JS are used for development, the dependency of a previous WebVR application on a browser plug-in is overcome, the application can be freely deployed in different browsers, and the accessibility and safety of the application are improved; and the resources are packaged, dynamically loaded and unloaded in an AssetBundle resource management mode, so that the later maintenance efficiency is improved.

The invention discloses an software fault monitoring system of airborne avionics equipment based on embedded operating system, which comprises an interrupt monitoring module running on a BSP, and is characterized in that the interrupt monitoring module identifies an interrupt vector number before a program enters an interrupt service program pointed by the interrupt vector number after entering aprocessor interrupt total entry function; the module marks a position bit of a non-lost storage area to which the interrupt vector number points; when the interrupt service program exits, the flag bitof the non-lost storage area pointed by the interrupt vector number is cleared; whether an interrupt vector number has an interrupt service program'endless loop 'or'long-time blockage' fault is identified by reading whether an uncleared flag bit exists in the non-lost storage area or not. According to the invention, monitoring of common software faults in airborne avionics equipment is realized.

The invention provides a centralized ship shore power supply system, and the system comprises a first frequency conversion power module group, a second frequency conversion power module group, a firststep-down module group, and a second step-down module group. The first buck module group comprises a first step-down module and a second step-down module, and the second step-down module group comprises a plurality of third step-down modules. The first frequency conversion power module group is electrically connected with the first step-down module and the second step-down module. The second frequency conversion power module group is electrically connected with the third step-down modules. The first, second and third step-down modules are respectively connected with a high-voltage socket endand a copper bar junction box. The system provided by the invention saves the space resources of a harbor, simplifies a power supply network, saves the equipment cost and construction cost of a project, reduces more hardware equipment, improves the subsequent maintenance efficiency, and is high in practicality and economic benefits.

The invention relates to a webpage map processing method and device based on vehicle-mounted intelligent equipment. The method comprises the steps of detecting a specified event, and performing analyzing to obtain to-be-displayed map data corresponding to the specified event; sending the to-be-displayed map data to a server, and calling the server to convert the to-be-displayed map data into a to-be-displayed map picture; and receiving map pictures to be displayed. According to the scheme provided by the invention, the development cost can be saved, the development time is shortened, later maintenance is facilitated, and the later maintenance efficiency is improved. Conversion of the map data can be realized by utilizing existing server resources, the memory of the converted map picture is smaller than that of the map data, the receiving speed of the user side is increased, and the display efficiency of the user side is improved.

The invention discloses a display module VCOM voltage regulation method and circuit. The method comprises the steps of obtaining a basic power supply voltage of a display module FPC circuit; a VCOM voltage unit and an adjustable voltage unit in the VCOM voltage acquisition circuit are used for dividing the basic power supply voltage; according to the Flicker value of the display module, the voltage value of the adjustable voltage unit is changed to adjust the VCOM voltage value; the circuit comprises an IC chip circuit, a VCOM voltage acquisition circuit and a current limiting unit. The VCOM voltage acquisition circuit is electrically connected with the IC chip circuit through the current limiting unit. By implementing the display module, the problems that when an existing display module adjusts the VCOM voltage, the number of flow nodes of the method is large, the number of occupied equipment is large, and follow-up modification is relatively complex are solved, and the later maintenance efficiency is improved.

The invention discloses a merit wheelchair following mechanism. The following mechanism comprises a seat and a lifting base arranged at the bottom of the seat, wherein a wheelchair seat is fixed at the bottom of the seat, and is in rotating connection with the lifting base; a lifting cylinder is arranged between the wheelchair seat and the lifting base; a piston rod and an end base are respectively arranged at top end and bottom end of the lifting cylinder; connection components corresponding to the lifting cylinder are arranged at the bottom surface of the wheelchair seat and the top surfaceof the lifting base; due to the arrangement of a clamp holder, a fixture block, a side block, a cylindrical connection pin, an end block, a through hole, a semi-circular end slot, a semi-circular pinhole, a clamp block, a pull rod, a spring slot and an inner supporting block, the assembly mode of the lifting cylinder can be convenient, so that the lifting cylinder can be quickly detached and replaced when being broken in subsequent use, so that later maintenance efficiency of the whole merit wheelchair following mechanism can be improved.

The invention discloses a winter anti-freezing intelligent water meter, and relates to the technical field of water supply equipment. The winter anti-freezing intelligent water meter comprises a water meter body, the right side face of the water meter body is fixedly connected with a first water pipe, the left side face of the water meter body is fixedly connected with a second water pipe, the right side of the water meter body is provided with a first heat preservation bin, the circumferential side face of the first water pipe penetrates through a right side plate slidably connected with the first heat preservation bin and a water storage pipe is fixedly connected to the center of the upper surface of the first heat preservation bin. A second heat preservation bin is arranged on the left side face of the water meter, a circular hole is formed in the center of the left side face of the second heat preservation bin in a penetrating mode, and the circumferential side face of a second water pipe is slidably connected with the inner wall of the circular hole in a penetrating mode. The problems that an existing water meter does not have an anti-freezing function during use, when the air temperature reaches subzero, water in the water meter is frozen, the size is increased, water leakage is caused due to the fact that the water meter and connectors on the two sides of the water meter are prone to cracking, floor users cannot normally use water after the water meter is frozen, and inconvenience is caused in life are solved.

The invention provides a tower leg board fixing device comprising a front panel used for pasting a tower leg board, and a connecting component fixedly connected to the front panel and clamped to an iron tower to fix the front panel to the iron tower. The connecting component comprises a first connecting member and a second connecting member between which a clamping space used for clamping to an iron tower rod of the iron tower is formed; at least part of the iron tower rod is located in the clamping space; both the first connecting member and the second connecting member bear against the irontower rod so that the connecting component is clamped to the iron tower rod. The tower leg board fixing device solves the problem in the prior art that a tower leg board is liable to fall off becauseof poor attachment.