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87results about How to "Increase cost input" patented technology

Active glare prevention method and device based on OLED display technology

The invention relates to an active glare prevention method and device based on an OLED display technology. The method comprises the steps that an OLED organic thin film provided with a plurality of mutually-independent OLED organic thin film partitions is inlaid in a windscreen; the light strength of each light source is detected in real time; a light source which enables a driver of a vehicle to feel glaring is found, and the light source, eyes of the driver and the windscreen are positioned; and a partition, on the windscreen, of the focus of a light ray of the light source irradiating toward the eyes of the driver is found, and a drive voltage is controlled to adjust the light transmittance of the corresponding partition. The device comprises the windscreen provided with the OLED organic thin film, a controller, light strength detection equipment, light source position detection equipment and human eye positioning equipment; the OLED organic thin film is provided with the multiple mutually-independent OLED organic thin film partitions; and each partition, each piece of detecting equipment and the human eye positioning equipment all are in datum connection with the controller. According to the active glare prevention method and device based on the OLED display technology, active glare prevention can be achieved, driving safety is improved, and aging of the vehicle interior can be effectively retarded.
Owner:HASCO VISION TECHNOLOGY CO LTD

Numerically-controlled machine tool comprehensive error three-stage optimized compensation method on basis of modifying NC program

The invention belongs to the field of multi-axis numerically-controlled machine tool comprehensive error compensation key technology research, and aims at solving the problem that in the prior art, a multi-axis numerically-controlled machine tool of which the machining precision is greatly reduced after being used for a long time is lack of a universal error compensation method.The invention provides a three-stage optimized numerically-controlled machine tool motion error offline compensation method, wherein three stages of optimization comprise a segmented refinement stage, a segmented optimization stage and a deep optimization stage.The method particularly comprises the following steps that on the basis of an existing NC program, a starting point position and a terminating point position of motion of a feed shaft or a main shaft are read in corresponding program lines, and segmented refinement is conducted on the track; all key point positions on the track are calculated, corresponding errors are obtained by applying a numerically-controlled machine tool position and posture prediction model, and primary optimization is conducted on the key point positions; iterative computation, taking a preset precision value as a constraint condition, is conducted on optimized point positions to achieve deep optimization.The method has good universality on multi-axis linkage numerically-controlled machine tools of different control systems.
Owner:SICHUAN UNIV

Waste transfer station for urban underground logistics system and transfer method of waste transfer station

The invention discloses a waste transfer station for an urban underground logistics system and a transfer method of the waste transfer station. The waste transfer station is composed of an underground waste compression station, an ultra-deep transfer shaft and an underground transportation station, wherein the waste compression station located in an underground shallow layer space is connected with the transportation station located in an underground deep layer space by the transfer shaft; and the transportation station is connected with an interval tunnel of the underground logistics system. In the waste transfer station, urban household waste is discharged in the underground waste compression station and compressed into containers, the containers fully filled with the urban household waste are transferred to the underground transportation station through the ultra-deep transfer shaft by a gantry crane, and after the containers are placed in transportation box bodies, the transportation box bodies are output by an underground transportation pipeline. According to the waste transfer station, in combination with the process features of waste compression, boxing, storage, lifting and underground transportation, according to the waste compression transfer process, the underground logistics transportation capability and the storage requirement, the layout and the size of the waste transfer station are determined, and the complete underground intensification of an urban household waste collecting and transporting system is realized.
Owner:SHANGHAI MUNICIPAL ENG DESIGN INST GRP

Negative electrode material, negative electrode plate, preparation method of negative electrode plate and all-solid-state lithium ion battery

The invention provides a negative electrode material, a negative electrode plate, a preparation method of the negative electrode plate and an all-solid-state lithium ion battery. The negative electrode material comprises coated lithium powder; silicon carbon powder; a conductive agent; and a solid electrolyte, wherein the coated lithium powder comprises lithium powder and a lithium-conducting coating layer coating at least one part of the outer surface of the lithium powder. In the negative electrode material, on one hand, the coated lithium powder is adopted, so that the activity of the coated lithium powder is greatly reduced compared with that of the lithium powder while the lithium can be effectively supplemented, no strict requirements for environment and equipment exist, the compatibility compared with the prior art is high, the production cost is lower, and meanwhile, the operation safety is greatly improved; and on the other hand, the solid electrolyte is added into the negative electrode material, so that the side reaction of the lithium powder and the solid electrolyte can be greatly reduced, the first coulombic efficiency can be effectively improved, and meanwhile, a lithium battery system has higher safety.
Owner:SVOLT ENERGY TECHNOLOGY CO LTD

Production method capable of controlling buckling of thin broad soft zinc-coated strip steel during cooling process

ActiveCN104372164ASolve the technical problems of cold dipperLow process implementation difficultyHot-dipping/immersion processesFurnace typesTO-18Chemical composition
The invention relates to a production method capable of controlling the buckling of a thin broad soft zinc-coated strip steel during the cooling process, and aims to solve the technical problem that a soft zinc-coated strip steel buckles during the cooling process after annealing in a horizontal furnace in the prior art. The production method comprises the following steps: preparing a thin broad soft zinc-coated strip steel, which is composed of the following chemical elements in percentage by weight: 0.0005 to 0.0025% of C, 0.05 to 0.20% of Mn, 0.030 to 0.080% of Ti, and the balance being Fe and inevitable impurity elements; controlling the compression ratio of the cold rolling product in a range of 60 to 85%, carrying out annealing on the rolled steel in a horizontal furnace after the cold rolling, controlling the heating temperature of strip steel in a range of 680 to 700 DEG C, carrying out annealing in a range of 810 to 850 DEG C, carrying out annealing for 36 to 60 seconds, controlling the tensile force of the strip steel in a range of 3 to 6 KN; cooling the annealed strip steel in different stages: cooling the strip steel to a temperature of 690 to 750 DEG C at a cooling speed of 9.8 to 18 DEG C/S, and then cooling the strip steel to a temperature of 480 to 560 DEG C at a cooling speed of 10 to 27 DEG C/S; then carrying out galvanization in a zinc boiler with a temperature of 460 DEG C, taking out the galvanized strip steel out of the zinc boiler, cooling the strip steel in the air to a room temperature, and then rolling the strip steel so as to obtain zinc-coated steel rolls. The provided method is suitable for cooling process after annealing in the production of soft zinc-coated strip steel.
Owner:SHANGHAI MEISHAN IRON & STEEL CO LTD

Method for identifying rice blast biocontrol bacteria

The invention discloses a method for identifying rice blast biocontrol bacteria. The invention provides a method for identifying or complementarily identifying whether bacteria to be detected are rice blast biocontrol bacteria or not. The method comprises the following steps of: (1) placing a toothpick in a cultivation container paved with wet filtering paper and placing a plant leaf section which is colonized with the bacteria to be detected into the toothpick to be cultivated to obtain a cultivated leaf; (2) puncturing the surface of the cultivated leaf by utilizing the toothpick, wherein a leaf cuticle is not damaged; inoculating a rice blast spore suspension solution to punctured parts to obtain an inoculated leaf; and (3) continually cultivating the inoculated leaf to obtain a leaf to be observed, and observing the leaf to be observed. An experiment of the invention proves that the invention provides the method for identifying or complementarily identifying whether the bacteria to be detected are the rice blast biocontrol bacteria or not; the speed of a testing result of the method is fast; and after the bacteria are inoculated for 48 hours, whether bacillus to be detected resists rice blast bacteria or has the prevention and treatment effects on rice blast or not can be judged.
Owner:CHINA AGRI UNIV

Guidance and hanging separated cantilever beam composite structure of integrated climbing frame

The invention provides a guidance and hanging separated cantilever beam composite structure of an integrated climbing frame. The guidance and hanging separated cantilever beam composite structure comprises guide steel beams and hanging steel beams, wherein the guide steel beams and the hanging steel beams have the same cantilever supporting sections, and guide seat fixing ends are arranged at the forefront ends of the cantilever supporting sections of the guide steel beams. When the guidance and hanging separated cantilever beam composite structure is installed, the guide seat fixing ends are connected with integrated climbing frame fixing attachment supports, the outward extension lengths and positions of the cantilever supporting sections of the guide steel beams enable an integrated climbing frame top fixing attachment support and the two supports below floors to form a straight line on the same vertical plane. Unit hanging ends are arranged at the forefront ends of the cantilever supporting sections of the hanging steel beams, and hanging points and frame body bearing and hanging points are vertically coaxial during installation. The tail ends of the cantilever supporting sections of the guide steel beams and the hanging steel beams are fixed to a floor slab concrete structure through T-shaped plate screws and steel base plates. When the local outline or an individual floor of a building structure using the integrated climbing frame has adduction change, the process change of the integrated climbing frame can be decreased and an installation mode can be simplified by means of the guidance and hanging separated cantilever beam composite structure.
Owner:DALIAN BRANCH OF CHINA CONSTR EIGHTH ENG DIV CORP +1

Disturbance area negative-sequence current judgment method

A disturbance area negative-sequence current judgment method used for load modeling includes steps as follows: A. three-phase voltage and current flown out from a bus are collected in real time by a monitoring device, each instantaneous value is recorded, voltage and current instantaneous values collected on site when a fault occurs are subjected to Fourier filtering according to Fourier transform, and fundamental wave components of the voltage and current instantaneous values are obtained; B. the symmetrical component method is applied to the fundamental wave voltage and current, and voltage and current negative-sequence components are extracted; and C. the voltage and current phase relation is solved according to the voltage and current negative-sequence components, if the measured negative-sequence current exceeds the negative-sequence voltage for an angle of Pi-Theta (Theta is the impedance angle of the impedance of a system in front of the monitoring device), when Theta is larger than or equal to 0 and smaller than or equal to Pi/2, the fault occurs inside the area; and if the measured negative-sequence current falls behind the negative-sequence voltage for an angle of Theta1 (Theta1 is the impedance angle of the impedance of the load behind the monitoring device), when Theta1 is larger than or equal to 0 and smaller than or equal to Pi/2, the fault occurs outside the area.
Owner:领步科技集团有限公司

Solar brushless controller

The invention discloses a solar brushless controller, and belongs to the field of solar equipment. The problem that electric equipment powered on by a solar cell panel cannot be self-started and is inconvenient to control in the prior art can be solved. The solar brushless controller comprises a controller shell and an internal control circuit. The control circuit comprises a single-chip microcomputer main control circuit. The single-chip microcomputer main control circuit is used for inputting a hall signal, a rotating speed control signal, a current-limiting over-current detection signal anda brake signal of a brushless motor, and outputting a front-stage driving signal of an electronic commutator so as to control the operation of the brushless motor. A power supply circuit is used foracquiring the electricity of the solar cell panel, carrying out voltage transformation on the acquired electricity and then supplying the power to the controller and the motor. The solar brushless controller further comprises a self-starting circuit. The self-starting circuit controls the starting of the brushless motor. According to the invention, the direct-current brushless motor is driven directly by the direct current generated by utilizing the solar energy without any battery. Meanwhile, the remote monitoring and opening/closing functions are realized by utilizing existing mobile phone signals.
Owner:ANHUI HUANGHE WATER RESOURCE POLYTRON TECH INC

Automatic calibration method and device for infrared temperature measurement equipment

The invention provides an automatic calibration method and device for infrared temperature measurement equipment. The automatic calibration method comprises the following steps: an environment temperature calibration step and a target temperature calibration step. The environment temperature calibration step comprises the steps of placing the infrared temperature measurement equipment in a constant-temperature environment, automatically obtaining the actual temperature of the constant-temperature environment, and calibrating the constant-temperature environment temperature measured by the infrared temperature measurement equipment. The target temperature calibration step comprises the steps of placing the infrared temperature measurement equipment in a black body for temperature measurement calibration, automatically obtaining the actual temperature of the black body target, and calibrating the temperature of the black body target measured by the infrared temperature measurement equipment. The invention further provides the automatic calibration device using the method. The automatic calibration device comprises an environment temperature automatic calibration device and a target temperature automatic calibration device. According to the automatic calibration method and device, automatic calibration can be carried out on the infrared temperature measurement equipment, generation of calibration deviation is effectively avoided, the measurement precision of the equipment is improved, the calibration efficiency is high, and the cost is low.
Owner:深圳市科陆精密仪器有限公司

One-machine multi-antenna GNSS signal switch

The invention relates to a one-machine multi-antenna GNSS signal switch, comprising a plurality of antenna interfaces, two serial ports and a power interface; the antenna interfaces are used for wiredconnection with a positioning antenna through antenna cables, and the power interface and the serial ports are connected to a monitoring host; and the switch further comprises a singlechip and an antenna switch, wherein the singlechip controls the antenna switch to be switched to a monitoring antenna to be connected. By setting the plurality of antenna interfaces and the antenna switch, a plurality of displacement monitoring points share one monitoring host and can be automatically switched between the connected monitoring antennas according to the set frequency, and the monitoring and positioning data of different antennas is transmitted to the monitoring host, so that one monitoring host monitors the displacement of the plurality of monitoring points. The switch used in a monitoring system with dense monitoring points can greatly reduce the monitoring and later operation and maintenance costs. Compared with the conventional monitoring equipment, the switch can increase the cost input to the hardware, power supply, communication and construction, and improve the stability of the monitoring equipment.
Owner:SHENZHEN BEIDOUYUN INFORMATION TECH CO LTD

One-machine and multi-antenna GNSS displacement monitoring system and method

The present invention relates to a one-machine and multi-antenna GNSS displacement monitoring system. The system comprises a multi-antenna system, a monitoring host and a monitoring background; the multi-antenna system comprises a reference antenna, a plurality of monitoring antennas and a multi-antenna switching control module; the reference antenna and the multi-antenna switching control moduleare in wired connection with the monitoring host, the monitoring antennas are in wired connection with the multi-antenna switching control module; the monitoring host comprises a data receiving processing module, a signal transmission module and a power supply module, the data receiving processing module is configured to process position data of the reference antenna and the monitoring antennas, and the signal transmission module is configured to transmit the position data of the reference antenna and the monitoring antennas to the monitoring background; and the monitoring antennas are in wireless communication connection with the monitoring background. The monitoring system is employed in the displacement monitoring with dense monitoring points to greatly reduce the monitoring and later maintenance operation, the monitoring points only need one hardware device to achieve effective monitoring, reduce the monitoring cost and improve the stability of the monitoring device.
Owner:SHENZHEN BEIDOUYUN INFORMATION TECH CO LTD
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