422results about How to "Done successfully" patented technology

The invention discloses a near spacecraft fault diagnosis and fault-tolerant control method. Firstly, a dynamical model of an attitude control system of a reentry phase of a near spacecraft is established and the dynamical model of the attitude control system is transferred to a nonlinear equation in a general type through coordinate transformation; secondly, a fault model with actuator invalidation and actuator dynamic damage existing simultaneously is established; thirdly, real-time online estimation of self-adaption estimation observer to actuator dynamic damage factors and actuator invalidation factors is respectively established; and finally a sliding module fault-tolerant controller is designed through the estimated actuator dynamic damage factors and the estimated actuator invalidation factors and parameters of the controller is updated in real time. According to the near spacecraft fault diagnosis and fault-tolerant control method, in the condition that when the actuator dynamic damage and the actuator invalidation occur simultaneously in a flight control system, fault information can be estimated rapidly and accurately, strong fault-tolerant capacity is achieved and an expected requirement of the flight control system is reached.

The invention discloses an ultra-multi-layer ultra-deep-cavity LTCC substrate manufacturing technology. A conventional solid flat plate LTCC substrate machining technology is broken through, after hole filling and screen printing, a cavity window in an unglazed porcelain layer is formed in a laser-cutting-up mode, the non-operability problem of hole filling and screen printing technologies on a large-size window unglazed porcelain piece is avoided, and the contraction amount and the unevenness of an unglazed porcelain piece obtained after filling and printing before piece stacking are lowered. After cofiring, an abrasive wheel cuts a ripe porcelain plate in a rotating mode, and the fact that an LTCC substrate which is regular in shape, accurate in size, thin in wall and ultra-deep in cavity is machined is guaranteed. Network multi-through-hole connecting is used in an ultra-deep-cavity ultra-multi-layer unglazed porcelain side wall, and the connecting pass rate is guaranteed through redundancy. Through a lamination tool set and an optimized overlying technology method, the lamination and stacking technology of the deep-large-cavity ultra-thick LTCC substrate is guaranteed. An abrasive wheel dicing saw is used for opposite cutting of a ripe porcelain body LTCC substrate from the bottom face and the top face of the ultra-thick substrate, and the problem that the maximum thickness can only reach 5 mm during blade unglazed porcelain hot cutting and abrasive wheel ripe porcelain rotating cutting is solved.

The invention discloses a multi-language conference system that includes conference terminal for processing speak and sending it to multi-point control unit and processing the audio frequency data and outputting it, at least one conference terminal is used for translating the speak, processing the audio frequency data after translated and sent it to the multi-point control unit. The multi-point control unit is used for conducting mixing process to the audio data of different sound track from the conference terminal according language kind and then sending the audio data processed to the conference terminal.

The invention discloses a method for achieving a management system for evaluating software test quality and development capacity, and relates to the field of software test management. The management system is composed of a data acquisition system, an algorithm management system, a budget management system and a report management system. According to acquisition of a software test plan and test data, a specific algorithm is used for evaluating the quality and the budget of software testing links. A data acquisition link, an algorithm configuration link, a budget configuration link and a report generation link are mutually independent. Different algorithms and budget managements can be configured according to different software test projects, the method for achieving the management system for evaluating the software test quality and the development capacity can be matched with all test tools in the prior art for use, a tool for continuously improving application software development and the test quality is offered to software industrialized manufacturing enterprises and fields, and the method for achieving the management system for evaluating the software test quality and the development capacity has the advantages of being safe, reliable, rapid in popularization and easy and convenient to maintain.

The invention discloses an autonomous guided system of a tour guide robot. The autonomous guided system of the tour guide robot comprises a power management module, a controller, a human-computer interface module, a walk drive module, a barrier detecting module, a voice module and a charging docking device, wherein the human-computer interface module is used for carrying out status display and interface operation, the walk drive module is used for carrying out free movements, the barrier detecting module is used for detecting barriers so that the robot can avoid being collided, the voice module is used for playing voice and recognizing voice commands, and the charging docking device is used for being in charging connection with a charging device. The human-computer interface module, the walk drive module, the voice module and the charging docking device are connected with the controller. The autonomous guided system of the tour guide robot further comprises a path recognition module and a node recognition module, wherein the path recognition module is used for recognizing working paths, and is connected with the controller. The node recognizing module is used for recognizing working places, and is connected with the controller. The path recognizing module is designed to be a camera module or a metal wire recognizing module. The node recognizing module is designed to be a magnetic induction recognition device or an infrared recognition device.

The invention provides a wearable auxiliary device for equipment maintenance and a visual guidance method for the equipment maintenance. The wearable auxiliary device includes but is not limited to a head mounted sensor bracket, a depth vision sensor, a wearable processor, a handheld flat-panel liquid crystal display and a back-end server. The visual maintenance guidance method can provide key auxiliary functions, such as equipment guidance approach, equipment state identification, equipment maintenance and assembly visualization virtual guidance, for workers. When the workers are not familiar with to-be-maintained objects and assembly operation steps, the device and the method can help the workers, and the working efficiency and the operation standardization and accuracy of the workers are improved.

The present invention discloses maritime-works concrete and a method for constructing the maritime-works concrete, which is mainly composed of cement, blast-furnace slag powder, fly ash, sand, crushed stone, additive and water, and has favorable durance, and can meet the requirements of the ocean large engineering project on the favorable durance of the concrete system, and can effectively avoid the corrosion of the steel bar during the service life, and can maintain the favorable appearance. The construction method of the maritime-works concrete comprises adopting the mixing factory-orientation production, the integrated material supply, the conveying pump and the tank cart to transport the concrete to the pouring site, and adopting the material rod to distribute the materials, thus can effectively control the feeding point, the feeding quantity and the feeding speed, and can guarantee the concrete to meet the working indexes required for the construction such as the uniformity and the stipulated collapsed degree while effectively improving the construction progress, and can promote the successful completion of the engineering project. The moisture-preservation and temperature-preservation maintenance is adopted for the initial maintenance of the beam body, thereby improving the initial strength, accelerating the turnover of the beam holder and the die, and reducing the beam-making cost.

The invention discloses a fatigue monitoring and early warning system and a fatigue monitoring and early warning method based on a digital helmet, wherein the method comprises the following steps: acquiring electroencephalograph (EEG) signals of a user by virtue of an EEG collector which is integrated on the digital helmet, and analyzing a mental fatigue coefficient of the user according to the rhythmic change of the EEG signals; shooting an ocular image of the user by virtue of a camera which is integrated on the digital helmet, and analyzing a physiological fatigue coefficient of the user according to the ocular image; calculating the fatigue degree of the user according to the mental fatigue coefficient and the physiological fatigue coefficient of the user; and generating an alarm information including the fatigue degree of the user when the fatigue degree of the user exceeds a preset value of the user under normal circumstances, and transmitting the alarm information to a monitoring central platform by virtue of a communication network so as to early warning the fatigue status of the user. The system and the method disclosed by the invention, applied to digital battlefields, can be used for monitoring fatigue statuses of soldiers in real time during combat readiness or task execution of an army, and can be used for early warning soldiers in mental fatigue or physiological fatigue.

The invention discloses a method for using an oil reservoir structure descending method to forecast crude output and relates to the crude output forecasting field. According to the method for using the oil reservoir structure descending method to forecast the crude output, when forecasting the crude output of the coming year, in order to successfully finish the production plan of the whole year, combining with the arrangement and plan situations of the actual production of an oil field, the monthly crude output of each of an old well, a new well and a service well is calculated through using the monthly natural descending rate of each of the old well, new well and / or service well. Because the method for using the oil reservoir structure descending method to forecast the crude output combines the actual production situation, the matching relationship between the forecast value and the actual production process is good, the forecast value can well guide the actual production process, the monthly forecast output can be finished and implemented better according to the actual production arrangement and production plan, and the production plan of the whole year can be finished smoothly.

The invention discloses a high-precision high-reliability low-load launch vehicle control system, which comprises a launch platform controller connected with a main control computer via a CAN bus, a proportional multi-way valve controller and a state sensor group. Through a section iterative control strategy and building of a handshake mechanism, normal functions of the system can be ensured, the reliability and the precision of the system are improved, and a task can be ensured to be completed smoothly. Due to the proportional multi-way valve structure of each cylinder, small control amount can be used for restraining shaking of a rack and overshoot of a turning process, and loss of an erection angle during the turning process can be remedied. The invention also comprises a control method.

The invention discloses a grinding device of a crankshaft by one clamping, and belongs to the field of crankshaft grinding. Left and right supporting plates are vertically arranged on a rack, and left and right double rotating shaft positioning discs are respectively and coaxially arranged on the left and right supporting plates and are in a cylindrical shape; crankshaft clamping chucks and V-shaped block mounting grooves are arranged on the left and right double rotating shaft positioning discs, and the crankshaft clamping chucks and the double rotating shaft positioning discs are eccentrically arranged; the eccentric distance is equal to the radius of a crank of the crankshaft, and V-shaped blocks are arranged in the V-shaped block mounting grooves; an output shaft of a driving motor is coaxially connected with the right double rotating shaft positioning disc, and an output shaft of a movable indexing mechanism and the crankshaft clamping chuck on the left double rotating shaft positioning disc are coaxial. The invention also discloses a grinding method of the crankshaft by one clamping. The main journal and the rod journal of the crankshaft can be ground only by one clamping without a complicated numerical control system, and the operation is simple; the main journal and the rod journal of the crankshaft are theoretical cylinders, so that the principle error is avoided, and the machining accuracy is improved.

The invention relates to an open whole effect transmission and marketing method on network and is characterized in that on the basis of analyzing the preferences, habits and the present behaviors of a user, a server terminal system actively and directionally pushes the attention information, the business information is related to the attention information to a digital terminal system of the user through a digital network, and the business information is related to the attention information; when the user moves a browsing viewpoint on a display terminal of a user terminal, a search engine in the server terminal system is started and searches for the information which accords with the preferences and habits of the user and is related to the viewpoint of the user and actively pushes the information which accords with the preferences and habits of the user and is related to the viewpoint of the user to the user terminal; when the user confirms that the information is a business opportunity which needs communication, the terminal system of the user terminal and a requested terminal are connected and keep communicating. The invention has good effect of improving the accuracy of judging the target customers, and pushing the target customers to receive effective information, making active exchanges with an enterprise or an organism, making business decisions, and promoting the enterprise or the organism to make timely accurate receiving of the feedback information of customers.

The invention belongs to the technical field of crystal growth, and particularly relates to a growing method for inhibiting a defect of a carbon inclusion in a silicon carbide single crystal. The method provided by the invention comprises growth at two stages; different pressures are controlled to inhibit volatilization and dissipation of a silicon component, so that the formation of the inclusion is reduced or even eliminated. According to the growing method provided by the invention, the inhibition of the formation of the carbon inclusion can be realized through adjusting a simple growing process without the need for adding foreign matters in a growing raw material, and the growing method is easy to implement and lower in cost.

The invention discloses a real-time swat control system and method based on mobile terminal technology. The control system includes a mobile terminal, a traffic police command center server, a traffic signal control machine and a public security mobile communication special network; The mobile terminal receives the location information through a built-in satellite positioning receiver, communicates with the traffic police command center server through the public security mobile communication special network, and a central server receives the control instructions sent by the mobile terminal, and then performs the command control of the traffic signal control machine on the road through the public security special network to realize the swat management. The real-time swat control system has the characteristics of simple operation, convenient use and maintenance, and good universality, can effectively improve the convenience, timeliness, practicality of special tasks, reduces the complexity and difficulty of the defined line when the task line is changed due to poor communication, and can successfully complete the tasks when the center is unmanned on duty.

The invention discloses a double-saccule blood vessel inner conduct pipe wherein the pipe is provided with an opening on one end, and a securing sleeve on the other end, the outer wall of the pipe is covered by a first saccule and a second saccule spaced by a finite distance on the opening end of the pipe, the saccule tube connector is inserted into the inner cavity of the pipe through the securing sleeve and is in communication with the inner cavities of the two saccules. The pipe is provided with a blood output hole, which is provided with a blood transfusion tube.

The invention discloses a full-automatic wood nailing machine. The full-automatic wood nailing machine comprises a frame; a conveying frame and a nailing bracket are arranged on the frame; the conveying frame includes a left conveying frame and a right conveying frame; the nailing bracket includes a nailing transverse frame and a nailing vertical frame; the nailing vertical frame includes a left nailing vertical frame and a right nailing vertical frame; the nailing transverse frame is positioned between the left nailing vertical frame and the right nailing vertical frame; a nailing device is arranged on the nailing transverse frame, and includes a moving mechanism and a nailing mechanism; the moving mechanism is connected with the nailing mechanism; the moving mechanism is mounted on the nailing transverse frame; a clamping device is mounted on the nailing vertical frame; a conveying device is arranged between the left conveying frame and the right conveying frame, and includes a conveying transmission mechanism and a conveying mechanism; and the conveying transmission mechanism is connected with the conveying mechanism. The machine is simple in structure, scientific, convenient, strong in pertinency and high in automation degree, can automatically transport and position nailed boards, and preferably solves the board nailing problem.

The invention provides a multiaxis vibration test condition cutting method based on acceleration equivalence. The method comprises the following steps: applying test conditions in each direction in single-axis vibration to a corresponding direction of multiaxis direction, and according to a cutting principle, changing the test conditions in each direction of the multiaxis vibration so as to obtain test conditions when multiple axes vibrate simultaneously; and determining key points, extracting acceleration response root-mean-square values of the key points in the corresponding direction when each single axis vibrates and acceleration response root-mean-square values in each direction at the key points when the multiple axes vibrate simultaneously, according to test pieces, calculating trapezoid control spectrum reduction coefficients of each direction when the multiple axes vibrate simultaneously, and respectively carrying out cutting according to the solved trapezoid control spectrum reduction coefficients so as to obtain a new control spectrum based on the acceleration equivalence. According to the invention, a vibration control spectrum is equivalently cut under the condition that the multiple axes vibrate simultaneously, such that the phenomenon of too large stress of the test pieces, caused by loads simultaneously applied by the multiple axes is avoided, over-test is avoided, and smooth completion of a test is guaranteed.

The invention discloses a super-high diagonal symmetric forced grooving method without a grooving well, and belongs to the field of underground mining. The method includes the steps of 1, according to stope conditions, carrying out construction and completing construction of an extracted ore drift, a cutting roadway, a linked roadway and a gathering trench to form a stope; 2, carrying construction on the middle of the cutting roadway to form a roof cutting area, wherein the roof cutting area is a triangular area; 3, determining drilling construction sites at the bilateral symmetry positions of the roof cutting area of the cutting roadway through a drilling trolley, wherein drilling is carried out in the drilling construction sites according to forward inclination angles of blast hole row surfaces, the forward inclination angles are 40-88 degrees relative to the horizontal plane, and horizontal dip angles of the blast hole row surfaces from the middle to the two sides are gradually increased; and 4, after drilling is completed, carrying out filling to form a blast hole filling area, carrying out blasting sequentially according to the blast hole row surfaces, blasting the blasting holes in two symmetric hole sites each time, then carrying out blasting continuously and withdrawing ore through blasting. The method has the advantages that the sub-section height of the stope is large, the cost is low and the safety risk is low.

The invention discloses an adjustable hinging sealing device of a rectangular shielding tube push bench. The adjustable hinging sealing device comprises a hinging sealing ring, wherein the hinging sealing ring is sequentially provided with a lip-shaped seal, a nylon baffle strip, a steamed bun shaped seal, a pressing ring and an adjusting device from front to back; the hinging sealing ring is arranged on a tail shield; the lip-shaped seal is positioned inside the lip hole in the front of the hinging sealing ring; the steamed bun shaped seal is positioned at the rear part of the hinging sealing ring; the nylon baffle strip and the pressing ring are respectively arranged on two sides of the steamed bun shaped seal; the adjusting device is fixed at the tail part of the hinging sealing ring. The adjustable hinging sealing device disclosed by the invention is more reliable in sealing performance when compared with two sets of static seals used in a conventional tube push bench, the service life of the hinging sealing is prolonged, and thus successful accomplishment of each push distance is facilitated, the overhaul times are reduced, the maintenance cost is lowered, and the push efficiency is improved.

This invention discloses an underwater GPS receive device composed of a GPS antenna pressure resistance cabin, a pull, a communication cable and a retractable winch, among which, the cabin is connected with the winch by the pull and the cable. The shell of the cabin is a sphere, the inside wall of the lower hemisphere is set with a convex stand with a two-axle tilter on it, the GPS antenna and a GPS receiver are installed on the internal frame of the tilter, the GPS receiver is connected with the conduction slide ring in the winch via the cable. A drive motor, a speed-reduction unit and a winch drum are fixed on the base. The cable is winded on the drum and its watertight plug-in unit is connected with the ring lead of the slide ring in the drum and the lead is connected to the master control computer of a navigator.

The invention discloses a psychological monitoring and relieving system and a psychological monitoring and relieving method based on a digital helmet. The method comprises the following steps: detecting the carotid artery pulse signals of a user through a pulse sensor and detecting the respiration rate of the user through a respiration sensor; analyzing the degree of mental stress of an autonomic nervous system according to the carotid artery pulse signals and the respiration rate; detecting the brain waves in the brain of the user through a brain wave sensor, and analyzing the degree of mental stress of a central nervous system according to the brain waves; calculating the psychological stress score of the user according to the degree of mental stress of the autonomic nervous system and the degree of mental stress of the central nervous system; and guiding the user to perform regular respiration training in order to self-relieve psychological stress when the psychological stress score of the user exceeds the normal psychological stress score of the human body. The system and the method are applied to a digital battlefield. By adopting the system and the method, the psychological stress of soldiers can be accurately monitored, and soldiers can be guided to self-relieve psychological stress through regular respiration training.

The invention provides a fingerprint identification module under an LCD screen. wherein a backlight module is arranged above the LCD screen lower fingerprint recognition module, the backlight module comprises a first prism film, the LCD screen lower fingerprint recognition module comprises a first optical sensor and a first lens, and the projection of the first lens in the vertical direction is located in the edge area of the first optical sensor; The first lens is used for receiving reflected light generated by fingerprints and focusing the reflected light to the first optical sensor, the first optical sensor is used for converting the reflected light into electric signals, and the electric signals are used for generating fingerprint images. Therefore, the integrity of the fingerprint image is ensured, and the fingerprint identification process is promoted to be smoothly completed.

The invention relates to a multifunctional dolly for a 10kV and 35kV dolly-type switch cabinet. The multifunctional dolly comprises a base. A dolly running-in limiting plate, operation buttons, a selective switch and a baffle are arranged on the base. Static contact baffle openers are arranged on two sides of the base. A blocking relay is installed on the dolly running-in limiting plate, the baffle and the base are arranged vertically, an upper row of operating holes and a lower row of operating holes are formed in the baffle, a blocking door is installed on each row of operating holes, the lower ends of the blocking doors are connected with the baffle through hinges, and the upper portions of the blocking doors are movably connected with the baffle through anti-misoperation locks. The multifunctional dolly is reasonable in design, convenient to operate, firm in blocking, long in service life and capable of guaranteeing the smooth completion of safety measures in a working site. The multifunctional dolly has five kinds of protection functions. Due to the fact that the insulating baffle with the upper row of operating holes and the lower row of operating holes is arranged, and each row of operating holes is provided with an anti-misoperation door and a door lock, whether a bus is electrified or not can be detected, reliable electrical blocking measures are provided, and the multiple purposes of electricity testing, grounding and phase checking are realized through the selective switch.

The invention discloses a method for feeding back BSR (Buffer Status Reports). The method comprises the following steps: configuring UE (User Equipment) on a network side as being under an explicit feedback mode; finishing measurement for channel information on a physical layer of the UE and sending a measuring result to an MAC (Media Access Control) layer; and reporting the BSR to the network side by the UE according to a logic channel data volume. According to the method and device disclosed by the invention, the problem of buffering and reporting channel status information during a feedback process of the UE is solved and the volume of the channel status information to be fed back by the UE is obtained by eNB in real time, thereby performing uplink resource authorization on the UE, ensuring smooth finishing of explicit feedback, ensuring the smooth proceeding of multi-point coordination and increasing a user experience of a border user of a cell.

The invention provides an extraction and purification method of opuntia DNA and is especially fit for extracting and purifying the DNA from the muciferous opuntia. The method of the invention is an improvement based on a standard CTAB method and adopts the methods of adjusting the test order, properly prolonging the extraction time of organic solvent, increasing the extraction times etc. to effectively conquer the interference of mucus substance during the DNA extraction process, effectively remove the interference substances in extract, such as sugar, phenol, enzyme etc. and improves the yield and the purity of the DNA extraction, and the obtained DNA extract can meet the requirement of further research. The whole extraction and purification method does not require other special instrument and has low cost and simple and convenient operation, and general testing personnel can achieve successfully.

The invention discloses a method for downloading field programmable gate array (FPGA) logic codes under a joint test action group (JTAG) download mode. In the method, while high-speed parallel downloading of the same FPGA logic codes is supported, different codes are allowed to be configured to the same type of FPGAs and monitoring of the parallel downloading process of each FPGA is simultaneously provided. The method comprises the following steps: inputting the test mode select (TMS) signal, the test clock (TCK) signal, the test data output (TDO) signal and the test data input (TDI) signal, which are simulated by a central processing unit (CPU) port, in the JTAG download signals into a complex programmable logic device (CPLD), educing the independent JTAG download signals to each FPGA from the CPLD and downloading the logic codes into the FPGAs. A system is ensured to have higher autodiagnosis function and redundancy through monitoring and arbitrating each TDO signal.

The invention provides a new method for detecting an internal defect of a honeycomb, and belongs to the technical field of non-destructive testing. The method combines a transmission method ultrasonicscanning detection technology, a reflection method ultrasonic scanning detection technology and an X-ray detection technology, and individual parts are verified by further assisting by a computer tomography scanning imaging technology. According to the invention, relatively accurate and economical means are adopted to locate, characterize, position and quantify internal defects of parts, so thatthe detection work efficiency and quality guarantee of honeycomb sandwich structure parts are improved, and the smooth completion of a production task is ensured.

The invention discloses a data processing node management method, device and equipment and a storage medium, and belongs to the field of cloud technology and big data. The method comprises the steps of obtaining abnormal state information of an abnormal processing node when it is detected that the abnormal processing node exists in a processing node cluster corresponding to a data processing task;if the abnormal state information meets the condition, determining to start auxiliary nodes except the processing node cluster to replace the abnormal processing node; under the condition that the auxiliary node is determined to be started, adjusting an execution strategy of the data processing task; based on an execution strategy, determining data processing sub-tasks corresponding to the auxiliary nodes and the remaining processing nodes except the exception processing nodes in the processing node cluster; and sending corresponding task execution instructions to the auxiliary nodes and theremaining processing nodes. According to the scheme provided by the invention, the reliability of data processing can be improved, and the data processing task can be smoothly and efficiently completed.

An intelligent biological characteristic identification system based on cloud computing of the invention comprises an acquisition system arranged on a client side, a template generation system and a general control system. The intelligent biological characteristic identification system based on cloud computing also comprises a comparison system and a biological characteristic database storing biological characteristics which are arranged on a cloud server. A system in a chip completes characteristic acquisition, template generation and general control. An upgrade configuration interface is reserved for a plurality of biological characteristic acquisition devices. The intelligent biological characteristic identification system is simple, but the function is powerful. The biological characteristic database and the comparison are completed on the cloud server. According to the system, the construction cost of the biological characteristic identification system is substantially reduced; and biological characteristic identification can be rapidly popularized to enter a civilian security field, and social stabilization is protected. Biological characteristic identification in a plurality of modes can raise the security and accuracy of personal identity authentication, and improve the security degree of security guard. The biological characteristic identification in the plurality of modes gives consideration to populations, whose certain biological characteristics temporarily loss efficacy or permanently lose efficacy.