194results about How to "Increase detection function" patented technology

The invention provides an automatic permeability test system for a WEB system, comprising three layers: a GUI presentation layer for alternating interface with a user, a logical layer as runs of control core, executing scanning and confidence program of the system and associative functions, and a data layer for storing and maintaining kinds of scan rules and configuration information in a task execution process. The system can automatically carry out a penetrating scan or a conventional scan to a WEB station based on a WEB scan task in the GUI layer, analyzing the scan result combined with the relative inserters, finds the possible security problems of the WEB station, and then generates a detecting report for reporting a formed aggregate risk list. The invention is used to perform an automatic security test, is capable of replacing the present manual security test and permeability test, greatly reduces the cost of software security test in software develop at present, and also greatly increases accuracy of security test.

The invention discloses a fault detecting and handling method for a hybrid vehicle and a fault detecting and handling system using the method. The technical proposal is as follows: the method adopts the intelligent control modules of the hybrid vehicle, wherein the intelligent control modules include a hybrid power control unit, an electrical control unit, a battery management system and an engine management system; the fault handling system of the hybrid power control unit is adopted as the fault handling decision center, and the fault handling units of the electrical control unit, the battery management system and the engine management system are adopted as the sub-systems; the decision center and the subsystems cooperate to detect and handle the fault. The system and the method are applicable in the control system of the vehicle (particularly hybrid vehicle) to enhance the fault detection and handling capability.

The invention discloses a railway line inspection method. Traveling train information on a railway line is determined by a traveling train information acquisition subsystem and the traveling train information is transmitted to a data and fault processing subsystem. A flight control system is used for controlling a light track and a flight posture of an unmanned aerial vehicle and avoiding movement of a traveling train. A data acquisition subsystem is arranged on the unmanned aerial vehicle and is used for acquiring field data of the railway line and transmitting the field data to the data and fault processing subsystem to be processed; and the field data comprises radar scanning data and field image data of the railway line. The data and fault processing subsystem is used for receiving and analyzing the field data of the railway line and determining types and occurrence positions of faults. With the adoption of the railway line inspection method, the technical problems of an existing railway line inspection manner that the measure is single, the reliability is low, normal traveling is influenced, and requirements on operation safety of high-speed railways cannot be met can be solved.

The invention provides a multifunctional car door inspection tool which comprises a bottom plate, a hinge positioning and inspection unit, a slide table, outer plate positioning and inspection units and a Y direction adjustment screw rod, wherein the hinge positioning and inspection unit matches with the bottom plate in a Y direction and in a sliding mode; the slide table matches with the bottom plate in an X direction and in a sliding mode and is provided with a locking device; at least one outer plate positioning and inspection unit is arranged on the slide table, and a plurality of outer plate positioning and inspection units are arranged on the bottom plate; the Y direction adjustment screw rod is arranged on the bottom plate; and among a plurality of outer plate positioning and inspection units arranged on the bottom plate, at least one outer plate positioning and inspection unit is provided with a pressing block fitting the Y direction adjustment screw rod, at least one outer plate positioning and inspection unit is provided with a X direction adjustment screw rod, and at least one outer plate positioning and inspection unit is provided with a Y direction adjustment screw rod. The multifunctional car door inspection tool can be used for multi-standard car door inspection and is low in cost.

Disclosed is a multifunctional home monitoring system combined with a lighting device, which includes a main housing that includes a main control board. The main housing is provided therein with a detection module for detecting the environment, a control module for connection with household electric appliances, a status indicator assembly for reminding purposes, a speaker and microphone for receiving and recognition, and an LED light assembly for illumination purpose, which are electrically connected to the main control board. A lower housing is mounted to a lower side of the main housing. The lower housing includes a secondary illumination light arranged therein and being further provided with an image capture module for image recording. The image capture module is coupled to a body detection module, a biological recognition module, and a motor arranged in the main housing to be driven by the motor.

The invention discloses an automatic water level extraction method and system based on a reservoir monitoring camera. The standard size of a reservoir is monitored based on image data provided by the reservoir monitoring camera, and the water level is automatically extracted through an image processing method. On the premise that precise water level data are provided, corresponding water level image data are provided, and key pixel training extraction, edge detection extraction, clustering analysis, denoising and water level segment detection are conducted on the image data so that the function of automatically calculating water level data on the basis of camera data can be achieved. According to the automatic water level extraction method and system based on the reservoir monitoring camera, on the basis that the reservoir monitoring camera executes a monitoring task, water level value calculation and extraction are automatically conducted on monitored images, an existing water level data extraction process is simplified, reservoir water level real-time monitoring and data acquisition are achieved on the premise that no hardware facilities are added, and the water level extraction method and system can be widely applied to reservoir production practice.

An image forming apparatus is disclosed that forms an image based on a control signal from an image processing controlling unit that processes input image information into image data. The apparatus includes a carriage that moves in a main scanning direction in accordance with the control signal; a conveyance unit that conveys a recording medium in a sub-scanning direction; an output detection unit that detects motor outputs of the carriage at any plural points when the carriage moves at a constant speed; and a jamming determination unit that compares an average value of the motor outputs of the carriage between the plural points with a predetermined tolerance to determine a conveyance failure.

The invention relates to a visual full-parameter wheel alignment detection system and method based on linear array images, and belongs to the technical field of automobile detection and diagnosis. The system comprises four measuring arms and a computer, wherein each measuring arm comprises two linear array cameras, an inclination sensor and other circuit components, one camera is installed on the end part of the measuring arm, and the other camera is installed below the installation shaft of the measuring arm; and both sides of the cylindrical lens of the camera are provided with two light-emitting diodes. The method comprises the following steps: when in detection, clamping the measuring arms onto the corresponding wheels, and acquiring images the cameras in opposite when the light-emitting diodes in the cameras work in a flickering mode; calculating the azimuth angle and distance between the two cameras according to the pixel coordinates and installation intervals of light spot images of the light-emitting diodes; and according to the dimensions, inclination and the like of the measuring arm, calculating all wheel alignment parameters by utilizing the principles of geometry and vector algebra. The invention can simultaneously detect the angle parameters and distance parameters of wheel alignment and realize full parameter detection of wheel alignment.

The invention discloses a message forwarding method and device based on an SRv6 network, a storage medium and an electronic device, an original message is sent by a device A to reach a device B through a plurality of End nodes and at least one NAT device, and the NAT device is located between the two End nodes. The SRH structure is different from a traditional SRH structure, the NAT detection message based on the SR strategy is sent through the End node and is used for public network address learning, meanwhile, an NAT-det type is added into a Next Header of an SRH message extension header, sothat an End operation type End.N of an SRv6 is newly added in an End node; and NAT public network address learning and message packaging during forwarding can be carried out according to different Next Header types, and the problem that in an existing SRv6 communication system, a message cannot be forwarded due to existence of equipment of a private network IP is solved.

The invention discloses vehicular harness on-off detection equipment which comprises a singlechip, a buzzer, a decoder, a voltage amplifying circuit, a divider circuit, a switching circuit and a voltage acquisition circuit. The buzzer is connected to the singlechip the signal output end of which is connected with the decoder, the signal output end of the decoder is connected with the input end of the voltage amplifying circuit, one path of the output end of the voltage amplifying circuit is connected with a matched connector (I) of a vehicular harness terminal through a triode Q3, and the other path is connected with a matched connector (II) of the vehicular harness terminal sequentially through the divider circuit, a triode Q4 and an LED D3. The vehicular harness on-off detection equipment improves the detection efficiency, lightens the amount of labor, has high detection speed and reduced error rate and can be used for carrying out all the detection including the contact of the connects at both ends of the vehicular harness.

The invention discloses a field effect transistor gas sensor and an array preparation method thereof. The field effect transistor (FET) gas sensor is a gate-sensitive FET gas sensor with a gate electrode modified by quantum dots, and a gate-sensitive electrode layer (5) of the FET gas sensor is of a two-layer composite structure or of a single-layer structure made of a composite material. The two-layer composite structure comprises a metal film layer and a quantum dot layer deposited on the surface of the metal film layer. The single-layer structure made of a composite material is specificallya single-layer structure made of a composite material formed by combining quantum dots and a metal or metalloid material. According to the invention, improvement is made on the internal composition and structure of the gate-sensitive FET, the corresponding preparation method and the like, quantum dots are used as a gate electrode and a gas sensitive layer at the same time, and the bias voltage ofthe gate electrode and the channel modulation effect are regulated and controlled by utilizing the adsorption characteristic of a quantum dot gate-sensitive electrode to different gases. A room-temperature gas sensor with high sensitivity, low power consumption and high selectivity can be obtained, and low-concentration target gases (such as H2) can be detected.

The invention discloses an online imprinting detection method and system. The system employs multiple colorful CCD (Charge Coupled Device) cameras and multiple parallel high-speed image collecting, operating and processing systems to detect and timely monitor printing qualities, including the front-side number printing quality, the front-side fluorescent pattern printing quality, the front and back side nominal value printing quality and the watermarking pattern printing quality (inverted note defect detection), for large RMB note products which are printed online; and the detection system emits a related command and an acousto-optic alarm signal the moment that continuous wastes or severe wastes are detected, thereby controlling an imprinting machine to stop running. Operation interfaces of different detection functions are integrated in a terminal display with a big screen for concentrated display, wherein the interfaces are clear, and operation is convenient. Number printing is the last procedure for RMB note printing, the printing quality detection after number printing can be used to verify defects detected in the previous procedures and intercept products missed in detection, thereby ensuring the quality of delivered products, and improving the production efficiency.

The invention relates to a rotating machinery fault simulation platform. The simulation platform is a laboratory device for verification experiment and diagnosis experiment teaching of rotating machinery faults. The rotating machinery fault simulation platform comprises a sliding gear mechanism, a geneva wheel mechanism, a triple sliding gear mechanism, a lead screw nut mechanism and a combination mechanism formed by a worm gear and inner gearing incomplete gear. All the mechanisms are independent to one another, and power can be obtained through a gear pair formed by gears and power gears at the ends of the mechanisms. By means of the rotating machinery fault simulation platform, the problems that it is difficult to replace fault parts in the experiment process, and the experiment function is single and the teaching requirement cannot be met are mainly solved. The integrated building is conducted in combination with the teaching purpose, and the blank of rotating machinery type fault experiment in colleges and universities is filled; based on construction of machinery transmission and test devices of certain existing machinery type experiment platform, the reliability, practicability and usability of the novel rotating machinery fault simulation platform are improved beneficially, and the experiment platform is made to have good popularization value.

The invention relates to a linear valve pneumatic actuator testing device. By means of the testing device, no-load tests, load tests, seal tests, strength tests and motion life tests can be carried out on single-action linear valve pneumatic actuators and double-action linear valve pneumatic actuators. Two stable-pressure air storage tanks are used for supply air for the two ends of a pressure cylinder, output torque or a push-pull effort value needed for the tests can be obtained, and therefore valve pneumatic actuators with higher precision can be tested.

The invention discloses a projection lamp and a control method thereof; the projection lamp comprises an LED array light source, a control system, an imaging system with an infrared filter, a light condensing mirror, a front lens, a light-transmission liquid crystal plate, a rear lens and a group of projection lenses, a temperature detector which collects the temperature signal in the projection lamp, a cooling system, and a pair of wedge-shaped light pipes which are used for homogenizing and collimating light beam; the infrared filter is arranged in front of the wedge-shaped light pipes; the light source enters the imaging system through the wedge-shaped light pipe; the control method comprises the steps as follows: firstly, the power supply is turned on, the control system is started, the image signal input by a host computer is scanned and processed, simultaneously, the temperature signal is collected so as to carry out the comparison treatment; the cooling system is adjusted according to the temperature signal. The projection lamp has low cost, smart and convenient use, can be used for projecting the colorful images for a long time, can change the color of the patterns, prolong the service life of the projection lamp, and extend the application range of the projection lamp.

A radar imaging device is provided with a delay code generating unit (103b), signal storage units (181a and 181b), a memory control unit (185), Doppler frequency determination units (182a and 182b), and an incoming direction calculation unit (183). During a scanning period in which N range gates that are at different distances from the radar imaging device are scanned, the delay code generating unit (103b) repeats, for M scanning periods, scanning processing in which N delay codes (M2) corresponding to the range gates are generated by a transmission code (M1). The signal storage units (181a and 181b) store baseband signals (Rij) corresponding to the range gates and the scanning period. For M scanning periods, the memory control unit (185) repeatedly writes N detection signals (R1j to RNj) corresponding to a single scanning period to the signal storage units (181a and 181b). The memory control unit (185) also reads sets of M detection signals (Ri1 to RiM) corresponding to mutually different scanning periods. The Doppler frequency determination units (182a and 182b) perform frequency analysis of the detection signals (Ri1 to RiM) of the same range gate. The incoming direction calculation unit (183) estimates the direction of a target.

A method for controlling X-ray crack detector includes adding X-ray dosage detection-control unit on existing X-ray crack detector to let said detector have detection-control function of radiation dosage for displaying dosage rate and accumulation dosage of radiation in real time, enabling to convert accumulation dosage to be blackness value of film for controlling exposure parameters so as to have optimum imaging-result.

The invention discloses a system for detecting sediment content by adopting capacitive differential pressure sensors. The system comprises a water sample pretreatment system, a signal acquisition system, a control treatment system, and a touch screen display system, wherein the systems are orderly connected, the touch screen display system is connected to a data transmission system; the data transmission system is connected with a configuration monitoring system; the signal acquisition system comprises a depth sensor, a sediment content sensor, a flow velocity sensor, a water temperature sensor and an analog quantity input / output module; and the depth sensor, the sediment content sensor, the flow velocity sensor and the water temperature sensor are connected with the analog quantity input / output module respectively; and the analog quantity input / output module comprises four analog signal input channels. The system comprehensively considers a plurality of environmental factors, realizes the high-accuracy sediment content measurement, can be applied in the field of general river sediment detection, and can also be applied in fields such as water quality management of reservoir areas and channel cleanout of yellow river basin, sludge discharge management of sewage treatment plants and the like.

The invention discloses a bearing capable of detecting motion. The bearing comprise a bearing body, a magnetic sensor and a magnetic ring with multiple poles, wherein the bearing body comprises an inner ring, an outer ring and a rolling element; the magnetic ring is fixedly arranged at the upper end surface of the inner ring; the magnetic sensor is fixed on the outer ring through a pressing cover; a step hole of which the upper end is big and the lower end is small penetrates through the end surface of the pressing cover; a through hole is radially formed in the side wall of the pressing cover; the through hole penetrates through a small hole part of the lower end of the step hole and extends to the inner wall of the pressing cover; the magnetic sensor is arranged on the step surface of the step hole in an inverted manner and the sensing surface of the magnetic sensor is arranged opposite to the magnetized surface of the magnetic ring at an interval through the through hole; an insulating material is filled above the magnetic sensor, so that the magnetic sensor is firmly bonded in the step hole; the pressing cover is detachably arranged at the upper end surface of the outer ring. The bearing capable of detecting motion disclosed by the invention is small in assembly error, long in service life and capable of outputting two-channel rectangular wave which has a duty factor of 50% and a phase difference of 90 DEG, so that the detecting accuracy is improved.

The invention discloses a method for processing the failure of a node supported by GPRS service, which comprises the following steps: a. a major SGSN and at least one stand-by SGSN are configured; b. the major SGSN and the stand-by SGSN respectively set up a physical link and an NSVC link with a BSC, and the stand-by SGSN obstructs the NSVC link between a home terminal and the BSC; the major SGSN carries out the sending and receiving of grouped data; c. the stand-by SGSN detects the state of the major SGSN at a regular time; if the SGSN is detected to be unavailable, the NSVC link between the home terminal and the BSC is not obstructed; switching to the major SGSN is carried out, and the sending and the receiving of mobile grouped data are carried out. By optimizing the configuration of the stand-by SGSN and increasing the link detection function of the major SGSN and the stand-by SGSN, the method of the invention causes the stand-by SGSN to be capable of automatically taking over a service without upgrading the BSC in a large area when unpredictable abnormity of the major SGSN occurs, thereby reducing operation cost and improving the reliability of SGSN failure.

The invention discloses an electrochemical analyzer with wireless transmission function, which is used for connecting equipment with wireless transmission function such as a computer and executing electrochemical signal collection, transmission and treatment. The electrochemical analyzer comprises an electrode control unit, a data collector, a processor, a wireless transmission module, a signal generator and a power supply module. The analyzer can independently operate when the computer connected therewith is turned off or the connection is disconnected and store the collected data in a memory of the analyzer, and the stored data can be updated when the connection is reestablished. The analyzer can be used for remote continuous monitoring of waste water and gas and for electrochemical analysis and detection in harmful environments such toxic, high-temperature and radiation environment. Specifically, the analyzer can be used in combination with miniature electrochemical sensor to construct a miniature electrochemical data wireless collection system or disposed in other instrument or equipment for adding electrochemical analysis and detection function therefor.

The composite invention discloses a storage battery with simultaneously rechargeable unit cells and a multipath parallel-connected charger, and aims to provide a more ideal storage battery and a corresponding charging method for electric automobiles. The storage battery with simultaneously rechargeable unit cells comprises a storage battery shell, a positive plate, a negative plate, a separation plate, a positive bus bar, a negative bus bar, a gap bridge, a tab, an upper cover, electrolyte, a power circuit, a positive and negative pulse charging circuit, a unit cell detection circuit, a central processing unit (CPU) main control circuit and a power control circuit; a pole at the upper end of the rechargeable gap bridge of the storage battery passes through a connecting hole on the upper cover of the storage battery and then is connected with a charging lead wire by a screw, so the unit cells of the storage battery can be charged; and the same number of relatively independent charging power supplies are made for the charger according to the number of the unit cells of the storage battery. By the storage battery with the simultaneously rechargeable unit cells, the charging speed is increased, and the charging time is shortened, so the voltage of the storage battery or the storage battery group is more balanced or more sufficient; and adverse influences that some unit cells are overcharged and heated and some unit cells are charged insufficiently when the unit cells of the storage battery are charged in the conventional serial charging mode are eliminated.

The invention provides a consumption signal conversion module which comprises a drive signal generation circuit, a detection circuit, a modem circuit and a pulse signal generation circuit which are integrated in a module by a thick module. An RC bridge type sine wave oscillation circuit of a power amplifying circuit is connected in series in the drive signal generation circuit, a switch K4 and a capacitor C15 are arranged at the control end, the RC bridge type sine wave oscillation circuit generates two alternating current drive signals through the power amplifying circuit, the drive signals drive two ends of a consumption sensor through a positive phase voltage following circuit and a negative phase voltage following circuit to enable the consumption sensor to form a modulation carrier signal in the rotating process, the modulation carrier signal is filtered, detected, amplified and compared through the modem circuit and then transferred to the pulse signal generation circuit to generate a pulse signal for a micro processor to recognize. The consumption signal conversion module is small in size, low in power consumption and high in reliability, overcomes the shortcoming in the prior art that a printed circuit board (PCB) board occupies a large amount of assembly space, and can detect fault information of the consumption sensor on an airplane.

The invention discloses a stress detection and molecular recognition system based on a graphene composite structure. The stress detection and molecular recognition system comprises a graphene composite structure arranged on a surface to be detected and a Raman detection device for detecting stress and identifying molecules through a Raman spectrum of the graphene composite structure; the graphene composite structure comprises a flexible substrate, a graphene layer and a noble metal nanoparticle enhanced layer in sequence from bottom to top; a stress value can be obtained by utilizing a vector resolution method through the position of a typical characteristic peak of graphene in a Raman scattering signal; a tissue detection point is moved along a plane so that two-dimensional stress sensing measurement of a tissue surface is realized; meanwhile, Raman molecular recognition on different molecules in a tissue is formed through transmission of the graphene; meanwhile, noble metal nanoparticles are arranged on the surface of the graphene so that a surface enhanced Raman substrate is realized; the Raman scattering signal is effectively detected and detection of extremely few nascent molecules is realized; and comprehensive detection of a tissue repairing condition is facilitated and the detection function and efficiency are improved.

A method for learning an object detector based on an R-CNN by using a first to an n-th filter blocks respectively generating a first to an n-th feature maps through convolution operations in sequence, and a k-th to a first upsampling blocks respectively coupled with the first to the n-th filter blocks is provided. The method includes steps of: a learning device instructing the k-th upsampling block to the first upsampling block to generate a (k−1)-st pyramidic feature map to the first pyramidic feature map respectively; instructing an RPN to generate each ROI corresponding to each candidate region, and instructing a pooling layer to generate a feature vector; and learning parameters of the FC layer, the k-th to the first upsampling blocks, and the first to the n-th filter blocks by backpropagating a first loss generated by referring to object class information, object regression information, and their corresponding GTs.

The invention discloses a mid-latitude ionized layer detection method based on a high-frequency ground wave radar. The method comprises the following steps: step 1, according to an echo RD spectrum ofa high-frequency ground wave radar under an FMPCW system, estimating the electron concentration of an ionospheric irregular body through a function relationship that the echo power of the ionosphericirregular body is in direct proportion to the electron concentration of the ionospheric irregular body in combination with an IRI model or a vertical measuring instrument; step 2, estimating the plasma frequency of the ionospheric irregular body according to the electron concentration estimation of the ionospheric irregular body; and step 3, according to the RD spectrum of the high-frequency ground wave radar echo, estimating a refraction index of the high-frequency ground wave radar echo through the ionospheric irregular body plasma frequency estimation value, and then correcting an irregular Doppler frequency shift to realize estimation and variance estimation of the irregular body drift speed along the radial direction of the radar. The ionospheric detection function is added to the existing high-frequency ground wave radar, and a novel application field of the high-frequency ground wave radar is developed.

The invention discloses a spiral bevel gear tooth surface curvature interference detection method. Only by providing coordinate values of a plurality of discrete points of two tooth surfaces, tooth surface interference position can be accurately judged and actually-measured engagement position can be prejudged, and efficient and convenient and fast tooth surface curvature interference detection is provided for a gear pair, so that the technical problem that the gear pair can only carry out pairing rolling inspection on a rolling inspection machine to detect the tooth surface curvature interference is solved; not only the position of tooth surface interference can be accurately judged, but also the actually-measured engagement position can be prejudged. The detection method helps to expand the detection function of a gear measurement center without carrying out rolling inspection on the gear rolling inspection machine; whether the two tooth surfaces have tooth surface curvature interference can be judged directly according to the position vector and normal vector of the tooth surface points measured by the gear measurement center; and if interference occurs, the position of the interference can be judged.

The invention discloses a split-type explosion-proof air conditioner, which is characterized in that electronic devices utilized by the entire air conditioner are uniformly arranged in an electric appliance box in an outdoor machine, the electric appliance box is sealed, positions where a key electronic device and an electric appliance outgoing port are located are sealed in a pouring way, the explosion-proof and explosion insulation treatment is further carried out on the electric appliance box and elements inside the electric appliance box, a fire source can be effectively separated from a dangerous environment, and the overall explosion resistance of the air conditioner in a combustible and explosive environment can be enhanced; and meanwhile, a function for detecting and alarming the concentration of a dangerous combustible / explosive gas is added on the air conditioner, so that the application environment of the air conditioner can be monitored in real time.

An image forming apparatus is disclosed that forms an image based on a control signal from an image processing controlling unit that processes input image information into image data. The apparatus includes a carriage that moves in a main scanning direction in accordance with the control signal; a conveyance unit that conveys a recording medium in a sub-scanning direction; an output detection unit that detects motor outputs of the carriage at any plural points when the carriage moves at a constant speed; and a jamming determination unit that compares an average value of the motor outputs of the carriage between the plural points with a predetermined tolerance to determine a conveyance failure.