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36 results about "Sequential switching" patented technology
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Collinear production control method and control system for instant food
ActiveCN119692746AData processing applicationsComplex mathematical operationsGreedy algorithmControl system
The invention discloses a collinear production control method and system for instant food, and relates to the technical field of production control, and the method comprises the steps: defining a production operation process set for a collinear production line; a switching energy consumption item is defined, energy consumption needed by switching between every two production operation processes is calculated through the switching energy consumption item, a switching energy consumption set is output, and the switching energy consumption item comprises equipment repetition rate energy consumption, material transfer distance energy consumption and equipment initialization energy consumption; constructing a switching energy consumption matrix according to the switching energy consumption set; based on a greedy algorithm, performing global optimization in the production operation process set by switching the energy consumption matrix to obtain a serialized production operation process; and performing sequence switching control on the production operation process set according to the serialized production operation process. The technical problems that in the prior art, the production operation process switching efficiency is low, and the switching energy consumption is high are solved, and the technical effects of improving the production efficiency and reducing the energy consumption are achieved.
Owner:SICHUAN BAIJIA AKUAN FOOD IND CO LTD
A starting control device for a nuclear safety class diesel engine twin motor starting
The application provides a starting control device for nuclear safety class diesel engine double-motor starting, which comprises a main motor M1 and a standby motor M2, an intermediate relay K002, a pulse relay K003, an intermediate relay K004, a main repeated starting relay K01 and a secondary repeated starting relay K02. The application can realize the sequential switching of the main motor and the standby motor by only repeatedly sending a starting signal of a diesel engine control system, and can realize the repeated starting function and avoid the meshing failure of an output gear through the discharge of a capacitor to realize control and time delay.
Owner:山西柴油机工业有限责任公司
Unloading control method and system for hybrid direct current load device
PendingCN121507716AElectric power transfer ac networkContigency dealing ac circuit arrangementsCapacitor voltageElectric power system
The invention discloses an unloading control method and system for a hybrid direct current load device, and belongs to the field of power system control. The method is suitable for an energy consumption valve controller of the hybrid direct current load device, the device further comprises an energy consumption valve module connected with the controller, and the energy consumption valve module comprises a plurality of connected submodules. When a power grid breaks down, the energy consumption valve module is controlled to be switched to an input state according to an energy consumption valve switching signal on the power grid side; the input priority is determined according to the arrangement sequence of the current average capacitor voltage of the sub-modules in a preset control period, the sub-modules are controlled to be switched to an input mode, and at the moment, thyristors of the sub-modules are in a conducting state; when the power grid is recovered to be in a non-fault state, the energy consumption valve module is controlled to be switched to a cut-off state according to the energy consumption valve cut-off signal, and the sub-modules are controlled to be switched to a cut-off mode according to the current average capacitor voltage arrangement sequence; and after all the sub-modules are switched to the cut-off mode, the energy consumption valve module is controlled to be switched to the locked state. The problems that in the prior art, the control cost is high, and the efficiency is low can be solved.
Owner:GUANGDONG POWER GRID CO LTD +1
Method and system for detecting precision of voltage sensor and storage medium
The invention relates to the technical field of precision detection, and discloses a voltage sensor precision detection method and system, and a storage medium. The method comprises the following steps: automatically testing all voltage test points of all poles at one time through a closed-loop measurement and control system consisting of a voltage withstanding instrument, a calibration instrument, a relay control panel and computer-end automatic test software; the method sequentially comprises the steps of communication handshake confirmation, automatic test script generation, relay control panel sequence switching, withstand voltage instrument standard voltage output, calibration instrument high-speed sampling, instantaneous curvature-based stability judgment, Kalman + moving average double-filter amplitude estimation, ratio error and angle error calculation, test record encryption storage and overall qualification judgment with the maximum error. According to the invention, high-precision rapid batch detection is realized, manual intervention is avoided in the whole process, and data can be digitally traced.
Owner:XINXIANG STRONG POWER ELECTRIC
Step-down switch unit for sequential switching of currents
The invention relates to a step switch unit (2) for sequentially switching currents, comprising at least two switching contacts (3) and a switching unit (4) with actuators (5) which are arranged on the switching unit (4) above the switching contacts (3) at different distances from them, wherein the switching contacts (3) and the switching unit (4) are arranged relative to each other such that when pressure is applied to the switching unit (4) in the direction of the switching contacts (3), the actuators (5) are pressed onto it and different actuators (5) touch the switching contacts (3) at different pressure forces. wherein the switching unit (4) extends at least partially over the switching contacts (3) and has a planar reset area (R) made of an elastic plastic material which exerts a force on the actuators (5) directed away from the switching contacts (3). Furthermore, the invention comprises an operating device (1) and a medical device.
Owner:SIEMENS HEALTHINEERS AG
A clamping device for processing of an automobile die casting
The utility model provides a kind of clamping equipment for automobile die casting machining, it includes: rotating platform and the rotating drive module of driving the rotation of rotating platform, two groups of clamping devices are symmetrically provided on the rotating platform, respectively for clamping to be processed die casting and processed die casting, the rotating platform can rotate around center axis, realize the sequential switching of feeding station, main clamping station and processing station;The clamping device includes mounting plate and the several guide mechanisms, pre-clamping mechanism and main clamping mechanism of being arranged on the mounting plate, the guide mechanism is used to limit the X direction, Y direction clamping position of die casting, the pre-clamping mechanism is used to in feeding station the Z direction clamping of die casting, the main clamping mechanism is used to in main clamping station the X direction, Y direction and Z direction clamping of die casting. By the above-mentioned mode, by the above-mentioned mode, realize the step-by-step clamping action of die casting, effectively improve clamping precision, avoid die casting damage.
Owner:SUZHOU JINFUMAI RUIJING MASCH CO LTD
Method for controlling evaporation tank with single valve sequentially opened and closed and capable of stably and automatically rotating and stopping
The invention discloses a control method for a single-valve sequential switching stable automatic rotating and stopping evaporating tank, which reduces labor intensity and safety accidents, is beneficial to quick recovery of stable operation of the evaporating tank, ensures that the brix degree of evaporated syrup reaches 65Bx degrees and ensures smooth production, and is used in a five-effect evaporating device. The method comprises the following steps: S1, starting a fourth evaporation tank D, stopping a fifth evaporation tank E, starting the fifth evaporation tank E after evaporation operation is performed in the fourth evaporation tank D, stopping a sixth standby evaporation tank F, starting the sixth standby evaporation tank F after evaporation operation is performed in the fifth evaporation tank E, stopping a third evaporation tank C after evaporation operation is performed in the fifth evaporation tank E, and stopping the fifth evaporation tank E after evaporation operation is performed in the third evaporation tank C; performing evaporation operation in a sixth standby evaporation tank F; and S2, starting a third evaporation tank C, and after stopping the second evaporation tank B, carrying out evaporation operation in the third evaporation tank C. The evaporation tank is sequentially opened and closed through a single valve to stably and automatically rotate and stop, stability of steam and materials can be kept in the process, stability of juice steam for sugar boiling, heating and pumping is kept, and stability of syrup brix is kept.
Owner:MENGLA MENGPENG SUGAR IND CO LTD
Game machine
To provide a gaming machine capable of enhancing game interest compared with the conventional arts.SOLUTION: In a gaming machine of the present invention, game control means controls progress of a game by executing first periodic processing at a predetermined cycle, and frame control means performs frame control by executing second periodic processing at a specific cycle. When the game control means detects entry of a game ball, it is capable of transmitting predetermined information to the frame control means. The game control means has a first number, which is a minimum number, and a second number, which is a maximum number, as numbers of times the first periodic processing is executed from determination of entry of the game ball to transmission of the predetermined information to the frame control means. When the frame control means receives the predetermined information, it enables updating display of a game ball number indicator. The game ball number indicator is controlled by the second periodic processing so that a plurality of light emission groups are sequentially switched to emit light, and the number of times the second periodic processing is executed for sequentially performing light emission control of the plurality of light emission groups is a third number, the third number being greater than the first number and smaller than the second number.SELECTED DRAWING: Figure 87
Owner:KYORAKU IND CO LTD
Packet processing apparatus, packet communication system, packet processing circuit, and packet processing method
A packet processing apparatus includes a packet processor that processes a received packet and a buffering storage that performs storage processing on the received packet. The buffering storage includes a plurality of buffers that each stores the received packet, a selector that selects the buffer from which the packet is output, and a switching controller that controls the selector to sequentially switch buffers to be read from the plurality of buffers. The packet processor includes a distribution controller that determines a buffer of a distribution destination based on an insertion delay amount of each flow to which the packet belongs when the packet is received.
Owner:1FINITY INC
Photosite circuit using switched operational phases
To provide techniques to accurately measure the integration or accumulation of charge, which is measured by photosite readout circuitry, due to a photodiode-generated current.SOLUTION: The photodiode-generated current is generated by a photodiode that forms part of an imaging sensor, as a result of reflected light incident on the photodiode. The techniques described herein address shortcomings of photosite operation by using a series of sequential switching states that function to maintain the charge accumulated during idle sampling times between active detection windows.SELECTED DRAWING: Figure 13
Owner:TRIEYE LTD
Labeling device, labeling device control method and program
To improve an effect for preventing occurrence of defective holding of a label in a labeling device which adsorbs and holds a transported label sequentially from an end of the label and bonds the label to an adherend.SOLUTION: A labeling device comprises: an adsorption part which adsorbs a transported label sequentially from an end of the label; and a control part which switches a first adsorption force, a second adsorption force weaker than the first adsorption force, and a third adsorption force stronger than the first adsorption force in this order.SELECTED DRAWING: Figure 2
Owner:SATO HLDG CORP
Multi-output intelligent automatic adjusting and detecting system
PendingCN120177916AInstrument screening arrangementsElectrical testingData acquisitionReliability engineering
The invention discloses a multi-output intelligent automatic adjusting and detecting system. The system comprises an integrated cabinet, a control host, an output control module, a multipath program control load and a software control module. The integrated cabinet adopts an anti-interference design and is internally provided with a plurality of test devices, so that electromagnetic interference is inhibited, and the test precision is guaranteed. And the output control module realizes sequential switching detection of multiple output channels through multiple relays. The program-controlled load can simulate actual working conditions and dynamically adjust load current. And the software control module automatically executes operations such as test equipment initialization, test process control, data acquisition and analysis, report generation and the like. Meanwhile, the system has modularized hardware layout and software configuration, and is high in compatibility and expandability. The test method based on the system can efficiently complete multi-path output test. In addition, the invention further provides a cabinet layout structure matched with the cabinet. The system greatly improves the testing efficiency and accuracy, reduces the cost, and has a wide application prospect in the field of electronic equipment testing.
Owner:SHAANXI TONGHE ELECTRONIC TECH CO LTD
Time-varying electrical load sharing in aircraft power distribution networks
ActiveCN115367122BAircraft navigation controlElectric power distributionElectric power systemFlight vehicle
A power distribution network (306) of an electrical power system (300) of an aircraft is operated such that the power distribution network (306) sequentially adopts a plurality of different partial load sharing modes in a time-varying manner, providing partial load sharing across power sources (A, B, C, D) with respect to associated electrical loads (AA, BB, CC, DD) by sequentially switching between a plurality of different partial load sharing configurations of the power distribution network, each partial load sharing configuration being associated with a particular one of the partial load sharing modes.
Owner:LILIUM EAIRCRAFT GMBH
Optical measuring device for electric porcelain insulator and method thereof
This invention discloses an optical measurement device and method for porcelain insulators, relating to the field of insulator optical measurement technology. It includes a main frame, a measurement chamber mounted on the outer wall of one side of the main frame, a calibration plate fixedly mounted on the top of the measurement chamber, and a concave support plate installed inside the main frame at a lower position. A lead screw electric linear module is mounted on the top of the concave support plate. Two structured light 3D scanners with lenses facing the calibration plate are mounted on the drive end of the lead screw electric linear module. A turntable deceleration and transposition assembly is mounted at the bottom of the measurement chamber. This invention combines dual-station parallel scanning with turntable continuous feeding. The turntable deceleration and transposition assembly enables batch pre-fixation and sequential switching of workpieces, reducing scanning deviations that occur during manual operation. This ensures that for each porcelain insulator of the same model, the scanned trajectory, data acquisition density, and overlap rate of adjacent scan bands are completely consistent.
Owner:JIANGXI PACHUAN AUTOMATION TECH CO LTD
Electric vehicle
To provide an electric vehicle which prevents a driver from feeling uncomfortable.SOLUTION: An electric vehicle is provided with a mode switch for switching and instructing first and second modes and a third mode which restricts electric power consumption of a vehicle as compared to the first and second modes into the order of the first mode, the third mode and the second mode at every time being operated by a driver, and a control device which presets a travel mode from a plurality of modes according to an operation of the mode switch, and controls a motor and auxiliary machines according to a travel mode. When the mode switch is operated in such a state that the travel mode is in the first mode, the control device switches the travel mode to the second mode without passing through the third mode from the first mode when the mode switch is again operated within a predetermined time, and switches the travel mode from the first mode to the third mode when the mode switch is not again operated within the predetermined time.SELECTED DRAWING: Figure 2
Owner:TOYOTA JIDOSHA KK +2
Sequential switching double-shaft hinge roller type switching movement mechanism
The utility model provides a sequential switching double-shaft hinge roller type switching motion mechanism, which comprises a first shaft and a second shaft, the roller type switching motion mechanism comprises one or more groups of cams, the same group of cams comprises a first cam connected with the first shaft and synchronously rotating and a second cam connected with the second shaft and synchronously rotating, and the first cam and the second cam are connected with the first shaft and synchronously rotating. The roller type switching movement mechanism further comprises a connecting frame, and the two ends of the connecting frame are rotationally connected with the first shaft and the second shaft. One or more ferry wheels are arranged between the first cam and the second cam of the same group of rollers, and the one or more ferry wheels are used for locking or unlocking the first cam according to the control of the first cam and the second cam of the same group of cams; the ferry wheel is installed on the connecting frame in a sliding and rotating mode, and the connecting frame is provided with the ferry wheel sliding limiting groove. The transition wheel can be buffered in a self-adaptive mode, the pause feeling of the sequential switching double-shaft hinge in the locking and unlocking switching process is eliminated, and the use experience feeling is improved.
Owner:HANGZHOU AMPHENOL PHOENIX TELECOM PARTS
Hinge assembling device and method
Owner:JIANGSU UNIV OF SCI & TECH
Random gating large-scale multichannel carbon flux monitoring system and method
The invention relates to the technical field of forest carbon sink monitoring, and particularly discloses a random gating large-scale multichannel carbon flux monitoring system and method. Aiming at the problems of delayed accumulation of channel sampling and serious multi-gas-path residual pollution caused by sequence switching in the prior art, an innovative solution is provided. Comprising the following steps: (1) ensuring fair sampling of each channel based on a dynamic gating mechanism of a randomly generated sequence; (2) the three-axis high-speed stepping platform drives a shared terminal gas path butt joint to achieve gas path butt joint with the array control valve; and (3) a single-channel sampling time algorithm is dynamically compressed, so that a full-channel traversal period is maintained at a constant threshold value, and the time difference between channels is irrelevant to the number. A traditional fixed sequence switching model is broken through, the channel monitoring time difference is small, accurate and synchronous measurement data can be obtained, and the gas cross contamination rate is low; and channel dynamic expansion is supported, and the operation and maintenance cost is low. The technology is suitable for high-precision measurement of multi-tree forest carbon sink, and assists the implementation of the national'double carbon 'strategy.
Owner:INST OF GEOGRAPHY FUJIAN NORMAL UNIV
Micro shaft part heat treatment device
The utility model provides a heat treatment device for miniature shaft parts, and relates to the field of heat treatment. The station switching mechanism comprises an index plate rotationally arranged on the rack as well as a feeding station, a quenching station, a tempering station and a discharging station which are uniformly and sequentially arranged around the center of the index plate, and each station comprises a clamping seat rotationally arranged above the index plate and a driven wheel arranged below the index plate and fixedly connected with the clamping seat; the rotating mechanism comprises a rotating motor, a belt, a tensioning wheel and a driving wheel, the rotating motor is fixedly arranged on the rack, the driving wheel and the tensioning wheel are located on the outer side of the index plate, the driving wheel is fixedly connected with an output shaft of the rotating motor, and the belt is in transmission connection with the driving wheel, the tensioning wheel and the driven wheels on the quenching station and the tempering station. Due to the fact that the transfer of the parts among the stations is completed through sequential switching of the index plate, the transfer time is shortened, collision of the parts is avoided, and the stability and the consistency of the whole heat treatment process are improved.
Owner:HUBEI TIANSHU INDUCTION TECH CO LTD
Injection molding processing equipment for shell of gramophone product
PendingCN121893455ARealize time-sharing conductionAvoid concentrated weld line problemsPhonographControl system
The invention relates to gramophone product shell injection molding processing equipment which comprises a rack, an extrusion device fixedly installed on one side of the upper end of the rack and a mold closing box arranged on the other side of the upper end of the rack, an extrusion material pipe is arranged at the output end of the extrusion device, an injection mold is arranged in the mold closing box, and the injection mold is composed of a movable mold plate and a fixed mold plate. Forming cavities are formed in the opposite faces of the movable mold plate and the fixed mold plate, a sprue plate is arranged at the end, close to the extrusion device, of the injection mold installed on the mold closing box, and a telescopic air cylinder is fixedly installed at the end, away from the extrusion device, of the mold closing box; a single rotary distribution structure is adopted to complete sequence switching of multiple sprues, the driving assembly drives the annular base to rotate, multiple sets of independent hydraulic units are not needed, a control system is simplified, the number of sealing pieces and the high-pressure leakage risk are reduced, the situation that single valve needle breaks down and influences operation of equipment is avoided, valve needle-free type time sequence control is achieved, and the service life of the equipment is prolonged. And the equipment cost and the failure rate are reduced.
Owner:SHENZHEN AXCEL TECH CO LTD
Plant timing and quantitative mixing feeding system
This invention relates to the field of automated feeding technology, specifically to a timed and quantitative mixing feeding system for a plant. The system includes a weighing feedback module, an intelligent control host, and an execution drive cabinet. The weighing feedback module collects real-time weight data from each small material tower. The intelligent control host receives feeding parameters and real-time weight data and generates control commands. The execution drive cabinet drives the main material tower's discharge mechanism and the small material tower's discharge port valves according to the control commands. This invention achieves fully automated timed and quantitative feeding through closed-loop control and can automatically complete the mixing of A / B materials according to a set ratio. The system features automatic sequence switching, anti-blockage predictive control, and automatic pipe cleaning functions, effectively solving the problems of cumbersome operation, low accuracy, error-proneness, long processing time, and easy pipe blockage in traditional manual modes. This system significantly improves the automation level, accuracy, and efficiency of plant feeding, reduces labor costs and energy consumption, and enhances operational reliability.
Owner:DAMUREN MASCH (JIAOZHOU) CO LTD
Gaming machine
To ensure that the display in the designated display means is performed appropriately. [Solution] The game area is provided with various ball entry points into which game balls can be entered. The main MPU 82 measures the number of game balls that enter each ball entry point and calculates a base value based on the measurement result. The calculated base value is stored in the main RAM 84, but the main RAM 84 stores multiple types of base values that were calculated at different timings. These multiple types of base values are switched and displayed in a predetermined order each time the display period elapses on the first to fourth notification display devices mounted on the main control board 81. In this case, after the check display on the first to fourth notification display devices has finished, the display of the type of base value that was the target of display immediately before the start of the check display is resumed, and the display of that type of base value is executed from the time of resumption until the display period elapses.
Owner:SANYO BUSSAN KK
Display device for culture contrast teaching
The invention provides a display device for culture contrast teaching, and relates to the technical field of teaching devices.The display device comprises a cabinet body 1, a mounting block 2 is fixedly mounted at the top of the cabinet body 1, two mounting cavities 201 are formed in the top of the mounting block 2, and a storage cavity 103 is formed in one side of the cabinet body 1; and the display assembly is arranged in the storage cavity 103. According to the display device for teaching, through the arrangement of the display assembly, lifting, rotating and one-by-one switching shooting of a plurality of culture comparison objects can be achieved, students can conveniently observe different culture objects, teaching intuition and culture cognition depth are improved, through the arrangement of the expansion assembly, a hidden expansion blackboard can be rapidly unfolded, and teaching efficiency is improved. An additional writing area is provided to support parallel explanation of double-culture contents, the classroom comparative analysis capability and the space utilization efficiency are enhanced, and meanwhile, through arrangement of a spring limiting block, a magnet and a magnet strip, the mounting plate is conveniently limited.
Owner:谢淑英
Production scheduling method and device suitable for fine chemical enterprises and computer equipment
PendingCN119671198Areduced solution timeData processing applicationsManufacturing computing systemsProduction lineBusiness enterprise
The invention relates to a production scheduling method and device suitable for fine chemical enterprises and computer equipment. The method comprises the following steps: obtaining weight information and material information of a plurality of orders; generating an order sequence according to the weight information; generating a taboo table according to the order sequence and the material information; and generating a production scheduling plan according to the order sequence and the taboo table. By the adoption of the method, the order sequence can be optimized in the sequencing process, meanwhile, it is avoided that a large amount of time is spent on violent solution in the production scheduling process, the solution time is greatly shortened, a reasonable optimal solution is rapidly obtained, the material sequence of multiple production line reaction kettles is switched, and frequent kettle washing operation is avoided.
Owner:SUPCON TECH CO LTD
Photosite circuit using switched operational phases
Techniques are disclosed to accurately measure the integration or accumulation of charge measured by photosite readout circuitry due to a photodiode generated current, which is generated by a photodiode as a result of impinging light reflected onto the photodiode that forms part of an imaging sensor. The techniques described herein address shortcomings of photosite operation by using a series of sequential switching states that function to maintain the charge accumulated during idle sampling times between active detection windows.
Owner:TRIEYE LTD
A dual-axis hinge that rotates in sequential switching
The present invention belongs to the technical field of biaxial hinges, and specifically relates to a biaxial hinge that sequentially switches rotations, including a biaxial hinge body, a bracket, a first shaft, a second shaft, and a switching piece. The side wall of the bracket is provided with a first through hole, a second through hole separated from the first through hole, and an assembly hole located between the first through hole and the second through hole. The first shaft includes a first rod body that penetrates into the first through hole and rotates relative to the bracket, and a first cam that is sleeved outside the first rod body and rotates therewith. In the present invention, these lobes are pushed when the first shaft and the second shaft rotate sequentially, so that the switching piece rotates in place relative to the bracket. When the first shaft and the second shaft are restricted from rotating, at least one of these lobes contacts the first notch or the second notch. Therefore, the present invention improves the problem that the conventional structure is not conducive to user operation. At the same time, the biaxial hinge has the characteristics of stable structure and reduced volume.
Owner:KUNSHAN WANHER PRECISION ELECTRON
System and method for changing a bicycle transmission ratio of a bicycle transmission
Disclosed is a bicycle transmission ratio changing system comprising bicycle transmission, and a control unit configured to change the bicycle transmission according to an shift sequence. The shift sequence includes a synchronous shift step of synchronously changing the transmission ratio of a first transmission and the transmission ratio of a second transmission; and a non-synchronous shift step of selectively changing either the transmission ratio of the first transmission or the transmission ratio of the second transmission. The shift sequence includes at least the lower of Nor M−1 synchronous shift steps, wherein N corresponds to the number of different transmission ratios of the first transmission and M corresponds to the number of different transmission ratios of the second transmission.
Owner:CLASSIFIED CYCLING BV
Sequential switching dual-shaft hinge roller-type switching motion mechanism
PCT designated stageWO2026108620A1Digital data processing detailsPivotal connectionsClassical mechanicsCam
Provided is a sequential switching dual-shaft hinge roller-type switching motion mechanism, comprising a first shaft (11) and a second shaft (12). The roller-type switching motion mechanism comprises: one or more sets of cams (21, 22; 23, 24), each set of cams (21, 22; 23, 24) comprising first cams (21, 23) connected to and rotating synchronously with the first shaft (11) and second cams (22, 24) connected to and rotating synchronously with the second shaft (12); and further comprises connecting frames (41, 42), two ends of the connecting frames (41, 42) being rotatably connected to the first shaft (11) and the second shaft (12). One or more transition wheels (3) are provided between the first cams (21, 23) and the second cams (22, 24) of one set of cams, and one or more transition wheels (3) are configured to be controlled by the first cams (21, 23) and the second cams (22, 24) in one set of cams (21, 22; 23, 24) to lock the first cams (21, 23) or unlock the first cams (21, 23). The transition wheels (3) are slidably and rotatably mounted on the connecting frames (41, 42), and the connecting frames (41, 42) are provided with sliding limiting grooves (5) for the transition wheels (3), in order to adaptively cushion, so as to eliminate the sense of jerking when the sequential switching dual-shaft hinge switches between locking and unlocking, thereby improving the user experience.
Owner:HANGZHOU AMPHENOL PHOENIX TELECOM PARTS
Industrial wireless communication system
In an industrial wireless communication system. a base wireless device has a synchronous connection transmission unit for broadcasting a synchronous connection signal to achieve synchronous connection to a remote wireless device in only a single synchronous connection period which is an integral multiple of a hopping period. The synchronous connection transmission unit sequentially switches communication frequencies for synchronization so as to transmit the synchronous connection signal with a plurality of communication frequencies for synchronization within one hopping period. A synchronous connection reception unit sequentially switches communication frequencies for synchronization with a switching period which is longer than the hopping period and shorter than twice the hopping period, so as to perform a reception wait process for the synchronous connection signal with a plurality of communication frequencies for synchronization.
Owner:SMC CORP
Method, system and storage medium for detecting voltage sensor accuracy
The application relates to the technical field of precision detection, and discloses a detection method and system for the precision of a voltage sensor and a storage medium. The method comprises the following steps: through a closed-loop measurement and control system composed of a withstand voltage instrument, a detection and calibration instrument, a relay control board and computer terminal automatic test software, automatic testing of all voltage test points of all poles is completed at one time; the steps comprise the following steps in sequence: communication handshake confirmation, automatic generation of a test script, sequential switching of the relay control board, standard voltage output of the withstand voltage instrument, high-speed sampling of the detection and calibration instrument, stable determination based on instantaneous curvature, double-filter amplitude estimation of Kalman and sliding average, calculation of ratio difference and angle difference, encrypted saving of test records, and determination of overall qualification based on maximum error. The application realizes rapid batch detection with high precision, the whole process is free of manual intervention, and data can be digitally traced.
Owner:XINXIANG STRONG POWER ELECTRIC