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563results about How to "Solve the workload" patented technology

Mining analyzing and fault diagnosis system of rail transit monitoring data

The invention discloses a mining analyzing and fault diagnosis system of rail transit monitoring data, and relates to the technical field of railway signals. The system comprises a signal monitoring system data processing unit, a data analyzing unit, a knowledge base unit and a fault diagnosis unit, wherein the signal monitoring system data processing unit is used for acquiring history railway signal monitoring data and real-time railway signal monitoring data from an on-site centralized signaling monitoring (CSM) device in each electric service workshop or work area. The data analyzing unit is used for analyzing the history railway signal monitoring data acquired by the signal monitoring system data processing unit, and generating fault diagnosis rules. The knowledge base unit is used for storing judging standards, and storing the fault diagnosis rules of the data analyzing unit, wherein the judging standards are formulated according to the work principle of each railway signal device and national and industry standards and specifications in the railway signal field and are used for fault diagnosis. The fault diagnosis unit is used for generating fault diagnosis results according to the fault diagnosis rules and the judging standards as for the real-time railway signal monitoring data acquired by the signal monitoring system data processing unit.
Owner:BEIJING TAILEDE INFORMATION TECH

Automatic compression roller gap regulation meshing type extruding and crushing machine

The invention discloses an automatic compression roller gap regulation meshing type extruding and crushing machine. The automatic compression roller gap regulation meshing type extruding and crushing machine comprises a fixed compression roller (8) which is driven by a power system and a movable compression roller (4) which is meshed with the extruding teeth (9) of the fixed compression roller (8), wherein the gap between the movable compression roller (4) and the fixed compression roller (8) is regulated through an elastic regulation device which can slide on a guide rail (11) of a rack (1). Under the cooperation action of the power system, the fixed compression roller, the movable compression roller and the elastic device, the gap between the movable compression roller and the fixed compression roller can be automatically and flexibly regulated, and the breaking particle sizes of materials are controlled, thus one machine can medially break, finely break and grind the materials into powder, and the problems that the prior art has a large breaking system, more matching systems, large maintenance workload and the like are solved; and the extruding and crushing machine is simple in structure, and investment cost and production cost are saved.
Owner:四川皇龙智能破碎技术股份有限公司

Larva breeding device, breeding system containing same and method for breeding black soldier fly larvae on basis of breeding system

The invention relates to a larva breeding device. The larva breeding device comprises a support frame, a larva breeding container and a feeding mechanism, wherein the support frame comprises at least one layer of support frame body and a bottom support from top to bottom, the larva breeding container is arranged at the upper end of each support frame body and can rotate along the support frame body, inside of the larva breeding container is divided by at least two partitions, and an unloading hole is formed in the bottom end of the larva breeding container along one partition; the feeding mechanism comprises a stirred material temporary storage hopper and subarea pipes, the bottom end of the stirred material temporary storage hopper is arranged on the bottom support, the subarea pipes are arranged on a discharge pipe of the stirred material temporary storage hopper from top to bottom and arranged above the larva breeding container, the subarea pipes above the same larva breeding container are distributed circumferentially on the outer surface of the discharge pipe of the stirred material temporary storage hopper, and discharge holes are uniformly formed below the subarea pipes. With adoption of the structure, a large amount of labor cost is saved, and the production efficiency is increased.
Owner:河南迈安达生物安全技术有限公司

Building fire protection check and acceptance system and method, check terminal and mobile acceptance terminal

The invention relates to a building fire protection check and acceptance system and method, a check terminal and a mobile acceptance terminal. The system comprises a database server, a design drawing acquiring device, the check terminal and the mobile acceptance terminal, wherein the database server is used for storing check standard parameters and check result data for building fire protection; the design drawing acquiring device is used for acquiring a design drawing electronic document; the check terminal is used for obtaining check result data according to the design drawing electronic document and the check standard parameters and uploading the check result data to the database server; the mobile check terminal is used for performing field measurement to acquire field measurement data, acquiring the check result data from the database server or the check terminal and comparing the field measurement data with the check result data to obtain an acceptance result. The system can assist building fire protection check and acceptance personnel in quick and accurate fire protection check and acceptance, the personnel can be liberated from tedious work of manual drawing reading and browsing of building fire protection standard specifications, and the contradiction between the large check workload and the insufficient check capacity is solved.
Owner:应急管理部四川消防研究所

Full-automatic integrated air column bag packaging machine

The invention discloses a full-automatic integrated air column bag packaging machine. The full-automatic integrated air column bag packaging machine comprises a rack, wherein a winding roller and a redirection roller are rotatably installed on the top of the rack, the winding roller is positioned on the front side of the redirection roller, the winding roller is parallel to the redirection roller, an air column bag clamp is installed on the lower part of the rack, the end of an air column bag bypasses the redirection roller and then is clamped by the air column bag clamp, a block pushing mechanism is installed on the front side of the rack, both the winding roller and the redirection roller are positioned above the block pushing mechanism, the block pushing mechanism is positioned above the air column bag clamp, a vertical pressing heat sealing device and a transverse pressing heat sealing cutting device are installed on the rear side of the rack, and the transverse pressing heat sealing cutting device is positioned between the redirection roller and the vertical pressing heat sealing device. The full-automatic integrated air column bag packaging machine has the advantages of reasonable structural design, rapidity and convenience in packaging, high packaging efficiency, stability and reliability in block pushing, attractive appearance and environmental friendliness of packaging materials, the problem of heavy workload caused by manual packaging is solved, an accurate positioning function is realized, and the system safety is increased.
Owner:XIAN UNIV OF SCI & TECH

Motorcade autonomous car following system, portable device and method

The invention provides a motorcade autonomous car following system, a portable device and a method; the system comprises the following parts: a GPS module in a data acquisition unit is used for gathering vehicle positioning information, and an inertial navigation module in the data acquisition unit is used for gathering vehicle acceleration information and angular velocity information; a fusion positioning module in a data processing unit is used for fusing the GPS information and inertial navigation information in real time, thus obtaining a self-vehicle absolute pose; a car following controlcalculation module is used for planning an absolute route according to the self-vehicle absolute pose information, front vehicle absolute pose information and a head vehicle history route, updating an absolute route table, and calculating to obtain a vehicle target velocity and direction turning angle for vehicle control. The system and method can realize combined positioning via the GPS module and the INS module, are high in positioning precision, high in data refreshing frequency, and cannot be affected by illumination and weather environment factors, thus effectively improving the autonomous car following system precision and reliability. The device is portable and easy to construct, and low in cost.
Owner:SHANGHAI JIAO TONG UNIV +1

Stepping self-moving rubber belt conveyor tail used for fast driving

The invention belongs to the technical field of designing and manufacturing of driving working face devices in a coal mine and particularly relates to a stepping self-moving rubber belt conveyor tail used for fast driving. The problems existing in the moving mode of an existing driving working face belt conveyor tail are solved. The stepping self-moving rubber belt conveyor comprises a rigid frame, a roller and a rack. The rack comprises a front rack and a back rack, a beam is connected between the front rack and the back rack, a base is arranged between the front rack and the back rack, and guide rails are connected with the bottom of the base. A push moving oil cylinder is arranged on the beam, and a stand column mechanism and a four-bar mechanism are arranged at the top of the base. Roller boxes are arranged on the two sides of the front rack and the two sides of the back rack. The roller boxes are matched with the guide rails in a sliding mode, and lifting oil cylinders are connected inside the roller boxes and arranged in the vertical direction. The stepping mode is unique, and a set of device combines a hydraulic support and the belt conveyor tail to achieve stepping self moving, so that the requirement for fast moving of the device under different working conditions is met. The stepping self-moving rubber belt conveyor tail is simple in structure, convenient to install and flexible in operation.
Owner:TAIYUAN INST OF CHINA COAL TECH & ENG GROUP +1

Bolt connection prefabricated assembly quadrangular pyramid space grid structure and manufacturing method thereof

The invention relates to a spatial latticework of a quadrangular pyramid preassembled for bolt connection, which comprises quadrangular pyramid module units, a lower chord, an upper cover plate, a lower cover plate and bolts; the quadrangular pyramid module unit comprises an upper chord, a diagonal web member, a ribbed plate, a top plate of a web member and a bottom plate of the web member; the lower end of the diagonal web member is connected with the bottom plate of the web member while the upper end is connected with the top plate of the web member. The top plate of the web member is connected with the upper chord and the ribbed plate is arranged on the top plate of the web member. Different quadrangular pyramid module units are connected by the upper cover plate and the bolts on an upper chord layer, and the quadrangular pyramid module units are connected by the lower chord, the lower cover plate and the bolts on a lower chord layer. Assembled quadrangular pyramid module units are fixed on a supporting structure by nodes of a support, thus forming the spatial latticework of a quadrangular pyramid preassembled for bolt connection. The structure units of the invention realize the commercial production while the bolt connection is adopted on site to avoid the on-site welding so as to shorten construction duration and reduce construction cost, thus being applicable to spatial latticework systems of the quadrangular pyramid in various forms.
Owner:TIANJIN UNIV

Management system and process for realizing electric charge collection through bank and power supply enterprise network on basis of account checking identification codes

The invention belongs to the field of information management of an electricity marketing system, and particularly relates to a management system and process for realizing electric charge collection through a bank and power supply enterprise network on basis of account checking identification codes. The management process realizing the electric charge collection through the bank and power supply enterprise network comprises three stages: first stage, transaction of a bank system and a power supply system; second stage, business account checking of the bank system and the power supply system; third stage, account determination of a power supply marketing system and a power supply financial system; the system specifically comprises the bank system, the power supply marketing system and the power supply financial system, wherein the bank system and the power supply marketing system interact through a front-end processor of the bank and power supply enterprise network, the power supply marketing system and the power supply financial system are both registered on a provincial-level SOA (service oriented architecture) service platform, and real-time data exchange between the power supply marketing system and the power supply financial system is realized on the basis of WebService. According to the system and the process, the bank system, the power supply marketing system and the power supply financial system are highly integrated, the three stages of business of collecting and account checking of the bank and power supply enterprise network are effectively and automatically undertaken, the account checking efficiency is improved, and the cost is saved.
Owner:CHINA SOUTHERN POWER GRID COMPANY +1

Fabricated prefabricated shear wall and laminated slab node

The invention discloses a fabricated prefabricated shear wall and laminated slab node. The fabricated prefabricated shear wall and laminated slab node comprises a prefabricated shear wall and a laminated slab; a grouting sleeve is arranged at a node body of the prefabricated shear wall and the laminated slab, the lower portion of the grouting sleeve is buried in the upper end of the prefabricated shear wall, and the rest part of the grouting sleeve is located in a post-poured concrete laminated layer of the laminated slab; the bottom end of the grouting sleeve is arranged at the top ends of vertical steel bars located in the prefabricated shear wall, the vertical steel bars downwards and outwards extend out of a prefabricated shear wall located on an upper floor, and the vertical steel bars are inserted into the grouting sleeve from the top end of the grouting sleeve; and a slurry discharging pipe and a grouting pipe are arranged on the upper portion and the lower portion of the grouting sleeve correspondingly, and a grouting material is poured into the grouting sleeve from the grouting pipe till the grouting material overflows from the slurry discharging pipe to enable the grouting sleeve to be completely filled with the grouting material. The grouting sleeve is a connecting piece of the upper-layer shear wall and the lower-layer shear wall, and a plastic hinge is formed at the bottom of the grouting sleeve. The prefabricated shear wall and a prefabricated plate form the wall plate node in an engaged mode through mutual connecting and binding among the grouting sleeve, a steel bar net piece and the post-poured concrete, and integrality and shock resistance of the node are improved.
Owner:广东省建科建筑设计院有限公司 +1

Method and device for diagnosing mechanical state characteristics of on-load tap changer of transformer

ActiveCN107907320ARealize automatic fault diagnosisResolution cycleMachine part testingDiagnosis methodsTap changer
The application discloses a method for diagnosing the mechanical state characteristics of the on-load tap changer of a transformer, which includes the following steps: using a vibration probe to collect a vibration signal generated by the on-load tap changer of a transformer in the operation process; de-noising the vibration signal to get a vibration waveform; intercepting part of the vibration waveform through a short-time energy method, and obtaining the vibration waveform in the switching process; extracting a waveform characteristic value from the vibration waveform in the switching process; and using a RVM classification model to carry out fault diagnosis according to the waveform characteristic value. Through the method, the problems such as long inspection cycle, heavy workload andwaste of manpower and material resources caused by regular inspection and troubleshooting are solved, sudden failure is reduced, and safe and stable operation of transformers is ensured. The application further discloses a device for diagnosing the mechanical state characteristics of the on-load tap changer of a transformer, a piece of equipment and a computer readable storage medium, which all have the beneficial effects.
Owner:STATE GRID CHONGQING ELECTRIC POWER CO ELECTRIC POWER RES INST +1

Agricultural seeding vehicle with earthing function

An agricultural seeding vehicle with soil covering function, including a vehicle body, characterized in that a fixed bracket is fixedly installed in the vehicle body, a limit spring is arranged between the fixed bracket and the push-pull plate, a rotating motor is fixedly installed at the bottom of the slider, and the rotating motor The drive shaft is fixedly installed on the motor shaft, the diverter plate is fixedly installed at the bottom end of the drive shaft, the extension plate is fixedly installed on the outer wall of the left side of the car body, the drive motor is fixedly installed on the extension plate, and the motor shaft of the drive motor is fixedly installed with The driving pulley and the bottom of the extension plate are equipped with turning rollers; this invention has the functions of loosening soil, sowing and covering soil at the same time, and the mechanized operation solves the shortcomings of high labor intensity and heavy workload in the traditional manual sowing process, and speeds up the process. The speed of seeding is improved; the device has an ingenious structure and is easy to operate. The diversion effect on the seeds is realized through the rotating diverter plate, so that the seeds are evenly sown, the quality of seed sowing is improved, and the seed planting effect is enhanced.
Owner:安庆海维环保设备有限公司

Web page classification system and method

ActiveCN102902790AGet the most out of your search reachIncreased search coverageSpecial data processing applicationsClassification methodsData content
The invention discloses a web page classification system relating to the technical field of search engines. The system comprises a page frame ID (identity) computation module, a mode accumulation module and a web page class identification module, wherein the page frame ID computation module is suitable for extracting the page frame of a web page obtained in advance and computing the page frame ID; the mode accumulation module is suitable for computing the page frame mode when the quantity of the accumulated page frames with the same ID reaches a threshold; and the web page class identification module is suitable for comparing the page frame mode with a page frame mode of a known class in a product knowledge base built in advance to identify the class of the web page. The invention also discloses a web page classification method. According to the system and the method, whole network search and vertical search can be combined; therefore, the problems that extraction by a current universal algorithm is rough and extraction by a direction method is fine but huge in manual workload and poor in adaptability are solved, more accurate data contents can be extracted, and the problem on resource sharing of whole network search and vertical search is simultaneously solved.
Owner:BEIJING QIHOO TECH CO LTD +1

Power quality control method of hybrid power electric vehicle

ActiveCN105292109AUnleash your full performance potentialAchieve optimal controlHybrid vehiclesEngineeringElectric vehicle
The invention provides a power quality control method of a hybrid power electric vehicle. The power quality control method comprises the following steps of: the step 1, on-line receiving or distinguishing the operation information of a hybrid power system, the status information of the vehicle, and the operation information of a driver; the step 2, executing the instruction torque and the instruction power control of the driver; the step 3, executing power and energy management control on the vehicle, and computing a primary control instruction to power sources and judging the switching of operational modes; the step 4, executing power quality active control based on the prediction and feedback mode of the shock degree of the vehicle; the step 5, switching power quality active control based on the pre-adjust and feedback modes of power source rotational speed; the step 6, executing self-learning on the actively acquired power source dynamic response based on the characteristic working conditions; and the step 7, outputting a control instruction to each power source. According to the power quality control method disclosed by the invention, the real-time control of the power quality of the hybrid power electric vehicle is realized, and the method has the characteristics of being good in power quality, and easy to realize for actual vehicles.
Owner:SHANGHAI 01 POWER TECH +1
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