37results about How to "Avoid overloading problems" patented technology

The invention discloses an intelligent flow control system of an interactive network, comprising client-sides, a router and an intelligent flow control module, wherein the router is communicated with the client-sides by networks, and the intelligent flow control module is arranged on the router. The intelligent flow control system is characterized in that each client-side is provided with an application identification module for carrying out application type identification on the data streams of the client-side. The invention also discloses an implementing method of the intelligent flow control system of the interactive network, comprising the steps as follows: (a) the application identification modules are used for identifying the data streams generated by the client-sides, and transmitting the data streams to the router after program identification codes are stamped on the data streams; and (b) a classification module on the router receives the data streams from each client-side and stores the data streams in a classification mode. Compared with the prior art, by using the system and the method provided by the invention, the identification accuracy of the router for a personal computer (PC) is greatly improved, the problems of network blockage, disconnection, system crash and the like caused by overload of the router can be avoided, and the practical value is very high.

The invention provides a remote camera image real-time sharing method and system. The remote camera image real-time sharing method comprises the steps of registering a held camera device on a server through a terminal by a user; sharing the camera device through the terminal by the user; selecting and connecting one camera device through the terminal by the user; receiving and playing real-time images shot by the camera device through the terminal by the user; and changing shooting behaviors of the camera device through the terminal by the user. According to the method, the real-time image data are pushed from the camera device to the terminal by adopting a live broadcast mode, and the terminal transcodes the received video into the format which can be played locally and plays the video stream for the user in real time. During the playing process, the user can send an instruction to change the shooting behaviors of the remote camera device through a control interface provided by the terminal. In addition, the user can register any camera device thereof in the system and provide a real-time sharing service of the remote camera images for the other users. Therefore, the number of available camera devices is increased greatly, and the system expandability is improved.

The embodiment of the invention provides a control method and device for the air conditioner fan rotation speed and an air conditioner and belongs to the technical field of air conditioners. The control method and device for the air conditioner fan rotation speed and the air conditioner solve the problem that the load of a fan is excessive due to the serious frosting. The control method for the air conditioner fan rotation speed comprises the steps that the pipe temperature of an air conditioner evaporator is measured at the preset interval time; and the air conditioner fan rotation speed is controlled according to the pipe temperature of the air conditioner evaporator. The control method and device and the air conditioner are suitable for the process of reducing the air conditioner frosting.

The invention provides an intelligent electronic control air suspension system for a commercial vehicle. The intelligent electronic control air suspension system is composed of an integrated ECU, an air compressor, a three-in-one sensor, a rigidity-variable air spring, an air supply pipeline, a wiring harness, a key, an air storage tank, a pressure sensor and the like. The height, air pressure andtemperature of the air bag are monitored in real time through the three-in-one sensor. By comparing the height of the air bag with the storage height in the system and combining the current vehicle state and road conditions, inflation and deflation of the air bag are controlled to achieve adjustment of various vehicle body heights. Rigidity adjustment of the air bag is achieved through on-off ofa built-in electromagnetic valve of the air bag, the phenomena of side tilting and nodding during turning and braking are avoided, and both vehicle driving comfort and control stability are achieved.The axle load of the vehicle is accurately calculated through the air pressure value of the air bag, overload alarm is conducted, and the overload problem of the commercial vehicle is better avoided.The temperature of the air bag is monitored in real time, the health degree of the air bag is simulated, and intelligent service is provided for the air suspension.

The invention discloses a spherical roller bearing. The spherical roller bearing comprises a bearing outer ring, a bearing inner ring, a holder and spherical rollers, wherein the holder is arranged between the bearing outer ring and the bearing inner ring and provided with two columns of pockets and spherical rollers arranged in the pockets of the holder, an asymmetric spherical raceway is arranged on the inner side of the bearing outer ring, the asymmetric spherical raceway is a circular arc spherical surface whose spherical center of a circle and center of the bearing are not coincident. The bearing inner ring and the holder are both arranged into asymmetric structures corresponding to the asymmetric spherical raceway of the bearing outer ring. The invention also discloses a wind turbine main shaft transmission chain system, and the main shaft transmission chain comprises the spherical roller bearing. According to the spherical roller bearing, the spherical roller bearing with the asymmetric structure is adopted by changing the inner structure of a bearing; under the precondition that the aligning function of the bearing is not lost, load distribution is adjusted when the bearing is loaded; and thus the problem that one-side loading is over large is avoided, and service life of the bearing is efficiently prolonged.

The invention discloses a data transfer method and a data transfer device, which are used for solving the problem that a data transfer mode in the prior art can cause the extremely heavy load of subsequent nodes. The method disclosed by the invention comprises the following steps that: in prior to quitting a distributed hash table loop chain where a first index node belongs, the first index node selects at least one second index node from the loop chain, wherein a total idle storage capacity value of the second index node is not less than the total amount of user data to be transferred by thefirst index node; and according to the idle storage capacity value of the selected second index node, the first index node transfers the user data per se to be transferred to the selected second index node. The invention also discloses a data searching method and a data searching device.

The invention discloses a freight carpooling system and method based on an online freight platform. Truck-type unit, The system comprises a truck main hand-held terminal, a cargo classification unit,a member grade, a cargo owner hand-held terminal, a control cloud and the information operation system, the cargo classification unit and the member grade are arranged in the cargo owner hand-held terminal, data are transmitted to the control cloud through built-in wireless transmission electric signals, the control cloud is arranged at a system background, and the information operation system isarranged in the control cloud. The invention discloses a freight carpooling system and method based on an online freight platform. The cargo types and the freight car types are planned and distributedto hands of various car owners and freight car owners, the structure and importance of cargos are known better, the car stops receiving orders as long as one of the load weight and the cargo volume reaches a saturation value, and therefore the problem that the freight cars are overloaded due to mutual superposition of cargos which are not matched with the load weight and the cargo volume is solved.

The invention provides a fault ride-through method and system for a wind power delivery system of a flexible DC power grid. The method includes the following steps: when a flexible DC power grid malfunctions, a flexible DC converter station locks a fault level on the basis of a detected voltage fault type and sends an active control demand to a wind electric field, and the wind electric field enables active power of a wind turbine generator to be locked urgently on the basis of the control demand of the active power; when faults of the flexible DC power grid are removed, the flexible DC converter station restarts the fault level and controls tripping of the wind turbine generator on the basis of conveying capabilities of the flexible DC power grid after the faults occur, active power output of the wind turbine generator that stays in a grid-connected operating condition and stays in a power locked state is restored, and thus fault ride-through is completed. The fault level converter station is locked after the DC power grid malfunctions, and the wind turbine generator unlocks converters after the faults are removed, thereby ensuring that the flexible DC power grid will not run overload. Moreover, it can be judged that part of the wind turbine generator needs to be cut off, active power output of the grid-connected wind turbine generator is restored, and then fault ride-throughis completed.

The invention discloses an object storage usage amount statistical method and system based on ceph, belongs to the field of object storage usage amount statistics, and aims to solve the technical problem of how to collect tenant usage amount and merge the tenant usage amount into a table on the premise that a user does not request rgw when querying the usage amount. The method comprises the following steps: setting an acquisition period T, dividing the acquisition period T into a plurality of sub-periods t, and constructing a statistical sub-table and a statistical table; taking t as an acquisition period value, periodically obtaining the storage capacity and the usage amount of the tenants from the ceph cluster through a first thread, and storing the storage capacity and the usage amountcorresponding to each sub-period t into a statistical sub-table; and taking T as an acquisition period value, periodically obtaining the storage amount and the usage amount corresponding to all the sub-periods t in the period T from the statistical sub-table through a second thread, and storing the storage amount and the usage amount corresponding to all the sub-periods t in the period T into thestatistical table. The system comprises a configuration module, a first acquisition module, a second acquisition module and a query module.

The invention discloses a preparation method of medicinal and edible health-care powder capable of tonifying kidney, invigorating spleen and removing dampness. The preparation method comprises the following steps: (1) slicing Chinese yams and poria cocos; (2) thoroughly cleaning Chinese yams, poria cocos, coix seeds, white hyacinth beans, gordon euryale seeds and lotus seeds, and respectively performing drying; (3) roasting the lotus seeds for 2.5h, taking out the roasted lotus seeds, and performing standing for cooling; (4) roasting the gordon euryale seeds for 3h, taking out the roasted gordon euryale seeds, and performing standing for cooling; (5) roasting the Chinese yams for 3-4h, taking out the roasted Chinese yams, and performing standing for cooling; (6) roasting the white hyacinthbean for 3h, taking out the roasted white hyaciath beans, and performing standing for cooling; (7) roasting the coix seeds for 2h, taking out the roasted coix seeds, and performing standing for cooling; (8) sterilizing cooked materials; (9) crushing the treated poria cocos into ultrafine powder; (10) mixing the cooked Chinese yams with the cooked white hyacinth beans, the cooked lotus seeds, thecooked gordon euryale seeds and the cooked coix seeds, and performing crushing to obtain fine powder; (11) further crushing the fine powder into ultrafine powder; and (12) uniformly mixing the poria cocos ultrafine powder with the cooked mixed powder to obtain the health-care powder. The effects of four components of the poria cocos, the Chinese yams, the lotus seeds and the gordon euryale seeds are fully played, the effects of tonifying the kidney, invigorating the spleen and removing dampness are improved, and the health-care powder is very suitable for large-scale popularization and application.

The invention discloses a data bearer migration method which comprises the steps of acquiring a residual resource M in an MeNB and a residual resource S in an SeNB, and a sum N of resources which are currently occupied by all bearers which are established by user equipment (UE); determining a to-be-migrated bearer according to the M, S and N; and migrating the to-be-migrated bearer from the MeNB to the SeNB. The invention further discloses a data bearer migration device which comprises the components of an information acquiring module which is used for acquiring the residual resource M in the MeNB and the residual resource S in the SeNB, and the sum N of the resources which are currently occupied by all the bearers that are established by the user equipment (UE); a to-be-migrated bearer determining module which is used for determining the to-be-migrated bearer according to the M, S and N; and a bearer migration module which migrates the to-be-migrated bearer from the MeNB to the SeNB.

The technical scheme provides a scheduling method for multiplying the transport capacity of rail transit trains based on the concepts of main and auxiliary trains. The method comprises the steps of determining the definition and special attributes of a main train under the condition that a platform is not transformed basically, wherein the main train is a large-formation train with special attributes, the length of the main train at least exceeds the length of the platform by one compartment, and the main train is at least physically divided into two sections; designing a stopping method of the main train at the same platform based on the definition and the special attributes of the main train; designing a scheduling method based on the definition and special attributes of the main train;deriving a method for balancing the passenger density based on definition and the special attributes of the main train. The invention provides new concepts such as an ultra-long formation train, passenger temporary retention, a station skipping method, a restop method, a two-way main train method, a tide method, main and auxiliary train mixed dispatching, forced balancing, transfer station card swiping and transfer reward station and new methods based on the concepts, thereby avoiding the overloading problem of trains, eliminating the potential safety hazards of rail transit operation and improving the experience of passengers.

The invention relates to a draught fan twisted cable saddle device. The draught fan twisted cable saddle device comprises a central protective cylinder, a plurality of saddle hangers, a plurality of supporting rods, split type cable clamping blocks, bolt pairs and a supporting seat. The saddle hangers are welded to the central protective cylinder and are uniformly distributed along the outer wallof the lower portion of the central protective cylinder at 360 degrees; the upper ends of the supporting rods corresponding to the saddle hangers are welded to the lower end of the central protectivecylinder, and the supporting rods are uniformly distributed at 360 degrees; and the lower ends of the supporting rods are welded to the supporting seat. The side surface of the central protective cylinder and the side surface of the supporting seat are separately fixedly connected with the split type cable clamping blocks at the supporting rods through the bolt pairs. The draught fan twisted cablesaddle device can solve the problems of abrasion between twisted cables and twisted cables, excessive stress on the local twisted cables and the like.

A small-stroke large-corner dumper lifting machine comprises a lifting cylinder, a supporting arm, a pull-up arm and an attached dumper frame. The fixed end of the supporting arm is pivoted to the side wall of a cross beam of the attached dumper frame, and the lifting end of the supporting arm is pivoted to one end of the lifting cylinder; the other end of the lifting cylinder is pivoted to the bottom of a carriage; the lifting end of the supporting arm is further pivoted to the movable end of the pull-up arm, and the fixed end of the pull-up arm is pivoted to the bottom of the carriage; the distance between two pivot shafts of the lifting cylinder is smaller than the distance between two pivot shafts of the pull-up arm under the non-work state of the lifting cylinder; a supporting arm containing portion is arranged on one side, close to a cab, of the cross beam of the attached dumper frame; and when the lifting cylinder pushes the carriage to rotate, the supporting arm and the pull-up arm drive the lifting cylinder to move in the direction approaching to the carriage, and therefore the lifting cylinder pushes the carriage to finish the large rotation through the short effective stroke; and meanwhile, the lifting machine is reasonable in structural arrangement, the problem that during initial work, loads of the lifting cylinder are too large is solved.

The invention provides an imaging control circuit of a multipurpose space camera and the multipurpose space camera. The imaging control circuit comprises at least two control modules, and each controlmodule is used for independently controlling a corresponding CCD image sensor and a corresponding CMOS image sensor; The control module comprises a control unit and a data transmission interface unit; the control unit comprises a CCD image processing unit and a CMOS image processing unit, and the CCD image processing unit and the CMOS image processing unit respectively process and integrate the digital image data transmitted by the CCD image sensor and the CMOS image sensor to generate parallel data; And the data transmission interface unit converts the parallel data into LVDS signals for transmission. The beneficial effects of the invention are that each CCD is provided with a set of independent processing circuit, the shooting parameters of each detector can be set, the crosstalk between chips can be reduced to the maximum extent, and the imaging signal-to-noise ratio is improved. And the multi-path independent control circuit improves the reliability and reduces the overload problem caused by sharing the processing circuit.

The invention discloses a wide-load denitration method and device. The method comprises the following steps: feeding smoke containing NOX into a low-temperature plasma reaction device, adding O2 to the smoke containing the NOX, after adding the O2, wherein a volume fraction of the O2 is 3%-10%, enabling a gas to react in the low-temperature plasma reaction device by using a plasma technology, to obtain N2, NO2 and N2O5, feeding the obtained NO2 and N2O5 into an absorption device and reacting with water to generate HNO3 and HNO2 and removing, and enabling the purified smoke to be discharged into the atmosphere through a chimney. The device comprises a gas conveying system, a smoke emission continuous monitoring system, the low-temperature plasma reacting device and the absorption device. The method and device are used for realizing NOX ultralow emission under wide-load, and solving problems that an SCR denitration system of a coal-fired power plant cannot be normally operated under low-load, and the NOX emission exceeds a standard; and avoiding problems that an air preheater is blocked and corroded, and an induced draft fan is operated under overload.

The invention discloses a CDN cloud platform traffic scheduling method. The CDN cloud platform comprises a traffic pool. The method comprises the following steps of obtaining the traffic consumption data of the CDN cloud platform and the traffic data of the traffic pool, analyzing according to the CDN cloud platform traffic consumption data to obtain an access peak period and an access valley period, and setting different traffic prices in the access peak period and the access valley period to encourage a user to adjust the access time by himself / herself, thereby reducing the pressure of the CDN cloud platform, analyzing an access rule of each client in the plurality of clients within a continuous preset number of days, and determining an access priority value of each client in an access peak time period based on the access rule, and controlling a target client in the plurality of clients to normally access the CDN cloud platform in the access peak time period so as to schedule the flow of the CDN cloud platform, thereby avoiding the problem of overweight load of the CDN cloud platform caused by unnecessary client access in the access peak time period.

A shared space management system which comprises sun control equipment arranged in each shared space, information scanning equipment, an access control controller coupled with the radio stations, a master radio station and master control equipment. The sub control equipment comprises a sub radio station, the information scanning equipment is suitable for scanning identity recognition information on user terminal equipment to acquire user information and sending the same out through the radio stations, the master radio station is in wireless coupling with each sub radio station in the sub control equipment, and the mster control equipment is in coupling connection with the master radio station communicates with the information scanning equipment and the access control controller through themaster radio station and the sub radio stations. By the system, access control of the shared spaces can be controlled efficiently and safely.

The invention relates to the technical field of image processing, and discloses a big data image processing algorithm, which comprises the following steps: acquiring massive image data, and carrying out preprocessing of image graying and gray stretching on the image data; performing feature extraction on the preprocessed image by using an image description feature extraction algorithm; optimizing a data partitioning strategy of the big data platform by using a partitioning optimization algorithm, storing massive image data into the optimized big data platform, and taking image description features as key values of image storage; carrying out self-adaptive segmentation processing on the stored image by utilizing a self-adaptive image segmentation algorithm; and extracting semantic information of the segmented image blocks by using an image semantic feature extraction model, and taking the semantic information of all the segmented image blocks as the semantic information of the original image. The invention further provides a big data image processing system. According to the invention, image processing based on big data is realized.

The invention discloses an automatic portal crane grab unloading system which comprises a controller and a ranging module, and is characterized in that the ranging module, a support machine control motor, an on-off machine control motor and a man-machine interaction module are connected to the controller; the controller controls the support machine control motor to drive a holding rope to move; the controller controls the on-off machine control motor to drive an on-off rope to move; the controller is further electrically connected to a safety detection module. According to the arrangement of the safety detection module, the safety detection module comprises a holding force detection module, a single load detection module and a steering speed detection module, the problem that working partsare damaged by the grab is solved, overloading is avoided, and the condition that the device has potential safety hazards due to high centrifugal force generated by rotation is avoided. Due to the arrangement of the safety detection module, the grabbing safety of the grab is greatly ensured.

The invention belongs to the technical field of motors, and particularly relates to an asynchronous motor which comprises a motor body, an acceleration box and a variable-speed shaft. The accelerationbox is arranged at the right side of the motor body; a driving shaft is rotatably connected between the left side wall and the right side wall of the acceleration box and close to the rear end face of the acceleration box, and the left side face of the driving shaft is fixedly connected with an output shaft of the motor body; the same variable-speed shaft is rotatably connected between the left side wall and the right side wall of the acceleration box and close to the front end surface of the acceleration box. The starting torque resistance of the motor body is effectively reduced, step-by-step acceleration of load equipment is achieved by sequentially switching meshing connection between a first transmission disc and a second transmission disc with different transmission ratios, the starting load is reduced, the capacity increasing requirement is met, the equipment cost of a transformer is increased, and due to the fact that during later normal operation, a stable meshing connectionmode is adopted, and electric energy loss is avoided.

The present invention discloses a scenic area passenger flow information collection system and method based on double core RFID Technology, relates to the technical field of electronic information, and solves the problem that scenic area passenger flow statistics cannot reflect passenger flows of various scenic spots in a scenic area. The scenic area passenger flow information collection system is as follows: in a set first time period, a first sensor and a second sensors are respectively arranged at the entrance and the exit of the scenic area, the first sensor records a first number of cumulative activated RFID tags, the second sensor records a second number of cumulative read RFID tags, a first sub sensor and a second sub sensor are respectively arranged at the entrance and the exit of each scenic spot in the scenic area, the first sub sensor records a third number of cumulative read first electronic codes, a second sub sensor records a fourth number of cumulative read first electronic codes, and a scenic area management device determines a first stranded visitor number and a fourth stranded visitor number in a sub spot in the first time period in the scenic area according to the first number, the second number, the third number and the fourth number.

The invention provides a special effect detection method and device, equipment and a storage medium, and belongs to the field of Internet and computers. The method comprises the following steps of: acquiring resource configuration information for special effect detection; obtaining a to-be-detected special effect based on a special effect resource path; playing the to-be-detected special effect, and obtaining attribute information of the to-be-detected special effect; and detecting the attribute information based on a special effect detection rule, and generating special effect detection information of the to-be-detected special effect. In the embodiment of the invention, an automatic detection mode for special effects is provided, the operation is simple and convenient, manual detection for special effects is avoided, the manpower consumption for special effect detection is reduced, a to-be-detected special effect can be automatically acquired, the accuracy and reliability of a special effect detection result are ensured, the operation load of the special effect is evaluated in advance, the problem of overlarge load on user setting after a special effect is put into use is avoided, and the reliability of special effect operation is ensured.

The invention discloses a power distribution system. The system comprises a main power supply (20); the main power supply (20) is connected with at least two branch power supplies; the branch power supplies comprise a first branch power supply (21) and a second branch power supply (22); the first branch power supply (21) is connected with a phase-change switch (10), and the phase-change switch (10) realizes three-phase power supply unbalance switching of the first branch power supply (21); the second branch power supply (22) is connected to a second conductor (22-1) which is a flexible and / or rigid conductor and is directly or indirectly connected to at least one electrical device. According to the power distribution system, automatic phase-change switching is carried out through the phase-change switch connected with the first branch power supply, three-phase balance of current of the power supply system is achieved; the second branch power supply is arranged to shunt the main power supply, only part of current of the main power supply is converted during the phase change of the phase change switch, and three-phase balance of the current is better achieved.

A method for transmitting data in multiple process board includes setting a master processing board in multiple process board system, grouping process board in multiple process board system, finalizing data transmitting in group after data transmission of the first process board in each group is finalized by master process board for realizing point to point data transmission in multiple process board system quickly and effectively.

The invention discloses a rail transit vehicle network communication quality detection method and system, and the method comprises the steps: creating a file on a train display screen, selecting a to-be-detected port, receiving network data through the to-be-detected port according to a sampling period, and when the network communication of the to-be-detected port is changed from normal to abnormal, sending the to-be-detected port to a server; recording the abnormal time point as the current abnormality occurrence time, wherein the current abnormality occurrence frequency is equal to the sum of the last abnormality occurrence frequency and 1; when the network communication of the to-be-detected port is changed from the abnormal state to the normal state, recording the time point when the network communication is changed to the normal state as the current abnormal end time, calculating the current abnormal duration time, the previous abnormal duration average time, the current longest abnormal duration time and the current shortest abnormal duration time, and storing data; according to the method, an additional special test instrument does not need to be accessed, disassembly and access of the vehicle network equipment are avoided, and the detection cost and the detection workload are reduced.