48results about How to "Time unity" patented technology

The invention provides a small current grounding system single phase earth fault traveling wave line selection and distance measurement apparatus which comprises a signal conversion plate, a high speed acquisition plate and a central management machine. The signal conversion plate converts bus zero sequence voltage and line current to 0 to 10 volts voltage signal after isolation. The high speed acquisition plate connecting with the signal conversion plate finishes the conversion from analog signal to digital signal, carries out high speed acquisition and caching, receives a synchronization time setting signal simultaneously, and marks data with absolute marker. A digital signal processor (DSP) of the high speed acquisition plate calculates whether the zero sequence voltage exceeds a starting set value or not, wherein, if so, line fault happens. The DSP automatically searches and calculates a tip size and direction of traveling wave, and outputs line selection result through a switch output plate connecting the high speed acquisition plate. Simultaneously wave recording is started to record fault data which is transmitted to the central management machine through a high speed bus. According to the wave recording data, the central management machine automatically searches initial wave tip of the fault line and time of fault point reflection wave tip, and calculates distance of the fault point. Finally, fault data and fault report are published through a WEB SERVER platform.

The invention relates to segmented bundling equipment for strip-shaped soft materials. The segmented bundling equipment comprises a worktable, wherein a feeding device, a rolling device, a conveying device, a bundling device and a discharging device are arranged on the worktable; the feeding device comprises a front positioning clamp, an extrusion assembly and a rear positioning clamp, each of the front positioning clamp and the rear positioning clamp comprises two triangular positioning units, a V-shaped groove for arranging the strip-shaped soft materials is formed in the middle of the two positioning units, a positioning clamp driving assembly for driving the positioning units to move relatively is arranged on the front positioning clamp or the rear positioning clamp, a segmented blade is arranged on the opposite surface of one positioning unit, and the extrusion assembly comprises a rotation wheel and an extrusion wheel; an extrusion wheel driving assembly for driving the extrusion wheel to move relative to the strip-shaped soft materials is arranged on the worktable; a rotation wheel rotating assembly for driving the rotation wheel is arranged on the worktable. With adoption of the scheme, the segmented bundling equipment for the strip-shaped soft materials is high in processing efficiency and avoids manpower participation.

The invention discloses an electrical and electronic experimental platform device and an application method thereof. In the invention, inquiry and reservation management of an experimental platform are performed by using a touch screen ATM (Automatic Teller Machine); an access control and identification system is arranged to prevent external personnel from casually entering and exiting from a laboratory; power-on / off control is performed on a preservation experimental platform by using a power supply controller; a control center server and a plurality of clients are used for uniformly managing a reservation system, a card swiping system, a power supply system, an information issuing system and an information control system; a power plug, a USB (Universal Serial Bus) interface, a network interface and various serial ports of the experimental platform are externally hung on base by using a three-leaf experiment table; an LED (Light-Emitting Diode) information issuing display screen is arranged for displaying international standard time and conveniently and effectively displaying experiment contents, student information, use specifications and the like; and an information control unit is controlled automatically by adopting a wireless communication technology, so that communication between the control center server and the experimental platform is realized.

The invention relates to a method for regulating a fuel tank venting valve of a motor vehicle during leak testing of a fuel tank venting system where the fuel tank venting valve is arranged in a recovery line that connects a retention vessel to catch fuel vapors from a fuel tank to an inlet manifold of an operating internal combustion engine, comprising sealing the tank venting system from the atmosphere outside the motor vehicle, opening the fuel tank venting valve to expose the fuel tank and the tank venting system to a relative negative pressure present in the inlet manifold of the operating internal combustion engine and regulating the degree of opening of the tank venting valve based upon the external pressure, pA.

The invention relates to a strip-shaped soft-material strapping machine with a quick-carrying function, which comprises a working table, wherein a feeding device, a wrap-up device, a transportation device, a strapping device and a discharge device are disposed on the working table, the feeding device comprises a front positioning clamp, an extrusion assembly and a rear positioning clamp, the front positioning clamp and the rear positioning clamp are constituted of two positioning units, a V-shaped groove used to place a strip-shaped soft material is respectively formed in the middle of each of the positioning units, a positioning clamp driving assembly which drives relative moving of the positioning units is disposed on the front positioning clamp of the rear positioning clamp, segmentation blades are disposed on opposite faces of the positioning units, the extrusion assembly comprises a rotation wheel and an extrusion wheel, an extrusion wheel driving assembly which drives the extrusion wheel to move relatively to the bar-shaped soft material is disposed on the working table, a rotation wheel rotation assembly which drives the rotation wheel is disposed on the working table, and a working table moving assembly and a working table lifting assembly are disposed on the bottom of the working table. By the scheme, the invention provides the strip-shaped soft-material strapping machine with the quick-carrying function, which has high processing efficiency and avoids manual participation.

The invention relates to a system for rapid discovery of an initiation point of large-area PM 2.5 pollution and an operation method thereof. The system is composed of a central processing unit and terminal units 1-M arranged on a pavement at a certain interval. The method comprises the following steps: coding the terminal units with 1 to M and storing corresponding positions in a terminal unit installation database of a central processing system in the form of ID serial numbers; synchronously reading sampling analysis results of each terminal unit by using the central processing system; determining whether pollution exceeds standards; and displaying an initiation point and an exceeding point on the central processing system. According to the invention, quantitative analysis of the degree of influence of motor vehicle exhaust on PM 2.5 in the atmospheric environment can be realized, and an initiation point which leads to exceeding of air environmental pollution indexes can be rapidly discovered.

The invention relates to a system and method for rapidly finding a ponding height and recording a first formed ponding point. The system for rapidly finding the ponding height and recording the first formed ponding point is composed of M ponding monitoring terminal devices which are arranged in a central processing unit and are distributed on the road surface at intervals. The method for rapidly finding the ponding height and recording the first formed ponding point comprises the steps that 1-M numbering is carried out on the ponding monitoring terminal devices, corresponding positions are stored on a terminal information database of the central processing unit in an ID serial number mode, the central processing unit reads surface ponding results of the ponding monitoring terminal devices at the same time, and thus the first formed ponding point is displayed on the central processing unit. The system for rapidly finding the ponding height and recording the first formed ponding point further has the function of fault judgment, can effectively judge ponding on the road surface and the ponding height, can also judge whether the system has faults or not when ponding does not exist on the road surface, can instantly give out alarm information to remind command personnel of a public traffic management department to carry out timely maintenance once the system has the faults, and effectively solves the problem that an alarm cannot be given out in time when ponding occurs on the road surface due to the fact that the system faults cannot be found in one second.

The invention relates to strip soft material bundling equipment with the circulating heat dissipation function. The equipment comprises a working table, wherein a feeding device, a rolling device, a transporter, a bundling device and a discharging device are arranged on the working table; the feeding device comprises a front locating clip, an extrusion assembly and a rear locating clip; each of the front locating clip and the rear locating clip comprises two triangular locating units; the middle parts of the two locating units form a V-shaped groove for accommodating strip soft material; a locating clip driving assembly for driving the locating units to move relatively is arranged on the front locating clip or the rear locating clip; segmented blades are arranged on the relative faces of the locating units; the extrusion assembly comprises a rotating wheel and an extrusion wheel; an extrusion wheel driving assembly for driving the extrusion wheel to move relative to the strip soft material is arranged on the working table; a rotating wheel rotating assembly for driving the rotating wheel is arranged on the working table. With adoption of the scheme, the strip soft material bundling equipment with the circulating heat dissipation function is high in processing efficiency and can avoid manual participation is provided.

The invention discloses a method for quickly breeding cyclamen by a tissue culture technique. The method specifically comprises the following steps: selection and disinfection of explants, material treatment, induction of callus, differentiation of bud, subculture, rooting culture, acclimatization and transplant and the like. Due to the tissue culture technique, the breeding efficiency of cyclamen is improved, and the utilization ratio of corm is further improved.

The invention relates to a forging method for a warm-forging inner star wheel. The forging method comprises the following steps of heating the inner star wheel to be at 145-155 DEG C; spraying graphite on the surface of the inner star wheel to enable the surface to be isolated from outside air; feeding the inner star wheel into an intermediate frequency furnace and rising the temperature to be 880-920 DEG C after wind drying; feeding the inner star wheel into a four-station forging-pressing region to be subjected to forging and pressing, wherein the four-station forging and pressing step sequentially includes reshaping operation, rough forging operation, finish forging and forming operation and punching operation. The forging method for the warm-forging inner star wheel has the advantages that the temperature is constant, the time is uniform, the working conditions are consistent, and the surface is provided with a protective layer, so that forging-pressing pressure is stable in the forging process, the forming resistance is moderate, finally the size is stable, the part surfaces are clean and almost free of oxidation and decarburization, the internal organization grain size reaches to the level 7, and metal streamlines are clear and smooth.

The invention relates to a method for regulating a fuel tank venting valve of a motor vehicle during leak testing of a fuel tank venting system where the fuel tank venting valve is arranged in a recovery line that connects a retention vessel to catch fuel vapors from a fuel tank to an inlet manifold of an operating internal combustion engine, comprising sealing the tank venting system from the atmosphere outside the motor vehicle, opening the fuel tank venting valve to expose the fuel tank and the tank venting system to a relative negative pressure present in the inlet manifold of the operating internal combustion engine and regulating the degree of opening of the tank venting valve based upon the external pressure, pA.

The invention provides an automatic driving automobile control system. The system performs optimization control on an automatic driving automobile sensor system based on edge calculation, a block chain technology and a sensor technology. The system comprises a sensor module, an information processing module and a motion monitoring module. The invention aims to solve the problem that data among multiple sensors of an automatic driving automobile is relatively independent and cannot be well fused in the field, the uniformity of data processing is improved, and the motion trail of the automatic driving automobile is monitored in real time.

The invention discloses a manual-imitating flag raising flagpole which comprises a flagpole main body and a flag hanging pole used for hanging a flag, wherein a small pulley and a rope bypassing the small pulley are installed at the top end of the flagpole main body, the rope and the flag hanging pole are connected together, a big pulley is installed below the flagpole body, and the big pulley and the small pulley are connected via the rope; and a motor is arranged inside the flagpole body, and the rope is winded around a drive on the motor. With the manual-imitating flag raising flagpole provided by the invention, the rope winding operation of the big and small pulleys is realized via the servo motor, a flag raiser can pull the rope when the big and small pulleys automatically wind the rope to create a false appearance of manual flag raising, so that the solemn effect of flag raising is not just achieved, and the unification between the flag raising time and the speed is also ensured.

The invention belongs to the technical field of testing or analyzing materials by means of chemical or physical properties of a measuring material, and discloses a method for measuring the regulationand control of Chemerin on insulin resistance and the intervention of a CMKLR1 agonist, which comprises the following steps: preparing a pancreatic diabetes model by adopting an arginine induction method, performing intraperitoneal injection of 350 mg / kg arginine once a day for 6 weeks, and establishing a pancreatic diabetes group by a mouse common diet; during the period, establishing a pancreas-derived diabetes mellitus group by the common diet of the mice;meanwhile, establishing a high-fat diet group by adopting a formula feed open diet; establishinga negative control group, wherein the mice are fed with ordinary diet and water for 6 weeks; adopting a general pathology, an enzyme-linked immunosorbent assay, a Real-Time PCR method and an intraperitoneal injection glucose tolerance test for detection; expressing all the detection data by mean plus or minus standard deviation, and testing the normal distribution is by Shapiro Wilk test; using single-factor variance analysis to comparegroups with each other, and if the groups do not conform to the normal distribution, using Mann-Whitney U test for comparison; significant difference lying in P < 0.05; applying SPSS 22.0 for Windowssoftware to implement the entire verification process.

The invention relates to the field of display screen production, in particular to an LCD dispensing device. The LCD dispensing device comprises a support mounting plate which is arranged horizontally,wherein transmission guide support columns are horizontally arranged on the front and back sides of the upper end of the support mounting plate through spring mounting columns which are arranged vertically at horizontal equal intervals; and a stable driving guide structure is arranged between the transmission guide support columns on the front and back sides. Periodical lifting driving is realized through cooperation of periodical driving motors, so that the device is continuous and stable in dispensing, unified in dispensing time, consistent in dispensing effect, and stable and efficient indispensing operation. Air in a guide mounting barrel at the upper end of a lifting piston is pumped pneumatically like an injector, and a guide mounting barrel at the lower end of the lifting piston is matched with a one-way valve to realize pumping and injection dispensing in order to finish operation. Diverse dispensing positions are realized through rotation displacement and guide movement, sothat the application range is wide. Moreover, the LCD dispensing device is high in injection dispensing speed, free from pause, and high in efficiency.

The invention provides an urban road noise prediction system based on the Internet of Things and the cloud computing technology. The system achieves real-time prediction of road environment noise through the Internet of Things and the cloud computing technology and predicts the proportion of population with the noise level affecting urban residents so as to achieve road noise pollution control. The system comprises a real-time data collection platform, a data processing platform and a road management platform; and the real-time data collection platform is in data connection with the data processing platform and the road management platform. The invention aims at solving the problem of environmental pollution caused by urban road noise at present, and reducing or preventing harmful influence caused by the fact that urban residents are exposed in a noise environment by implementing detection and prediction.

The invention discloses an electronic monitor for monitoring the fire hydrant state. The electronic monitor comprises hardware structures and corresponding running modules and is installed with a firehydrant together, water pressure, water using and other information of the fire hydrant are monitored through a sensor, and once the fire hydrant is found to be short of water or the water pressure,water using or water leaking, insufficient power supply electric quantity and other situations, a network communication module reports these situations to a remote control terminal in real time; communication test and other auxiliary functions are further provided, and users are helped to realize data calibration and wireless communication blind spot avoidance; and in addition, time synchronization of all the monitors is not needed, and time unification also can be assisted to be realized. According to the electronic monitor for monitoring the fire hydrant state, the sensor is simple, computation requirements are low, configuration requirements are low, and the price is cheap with competitiveness; the electronic monitor is easy to install and convenient for joint production with the fire hydrant; the running modules can be realized in an event-driven form and are good in power saving effect; and communication adopts event-triggering and monitor-initiating modes, problems are discoveredin time, and electricity and communication flow quantity are saved.

The invention provides a time synchronization method and device based on the Internet of Things, a computer and a storage medium. The method comprises the steps of: obtaining the current to-be-corrected system time of a system; obtaining current reference time; calculating to obtain a time difference value between the to-be-corrected system time and the reference time; correcting the time data tobe written into the preset database according to the time difference; writing the corrected time data into a preset database; transmission to an internet-of-things platform, obtaining a time difference value between current to-be-corrected system time of a system and reference time through calculation; storing the time difference value, so that the time of each system accessed to the Internet of Things can be corrected through the corresponding time difference value, the time of each system in the Internet of Things can be unified, the time synchronization of each system is realized, time synchronization equipment does not need to be independently arranged for each system, the cost is effectively reduced, the scheduling and production coordination of daily production are facilitated, and the reliability of each system is improved.

The invention discloses a flag-raising flagpole, which comprises a flagpole body and a flag-hanging pole for hanging a flag, wherein a small pulley and a rope rounding the small pulley are arranged on the top end of the flagpole body; the rope is connected with the flag-hanging pole; a large pulley is arranged under the flagpole body; the large pulley is connected with the small pulley by the rope; a pulley sleeve is arranged outside the large pulley; a large box is arranged outside the pulley sleeve; a gap is reserved between the pulley sleeve and the large box; and an elastic device is arranged between the bottom of the pulley sleeve and the bottom of the large box. According to the flag-raising flagpole, a flag is raised by winding the rope on the large pulley and the small pulley through a servo motor, so that the uniformity on flag raising time and speed is guaranteed; and the large pulley sleeve is arranged outside the large pulley, so that the rope is tensioned and straightened by the elastic action of tension and compression of an elastic device.

The invention relates to a Beidou GNSS / DR integrated navigation taxi metering and timing system and a running method thereof, and the system comprises a GNSS navigation unit, an inertial navigation unit, a satellite timing unit, a reset protection unit, a Hall sensor, a function key, an empty license plate, a real-time clock, a metering microprocessor, a monitoring microprocessor, a non-volatile memory and a wireless communication unit. The Beidou GNSS / DR integrated navigation taxi metering and timing system and the running method thereof provided by the invention avoid metering problems of the traditional satellite navigation without navigation signals or under an environment of weak navigation signals such as section of tunnels, viaducts and urban canyons by metering the taxi with the Beidou GNSS / DR integrated navigation technology, achieve the sub-meter positioning accuracy by utilizing the GNSS ground enhancement technology and the optimized navigation algorithm, and solve the positioning problem in the complex environment with the DR technology, thereby finally making the vehicle trajectory continuous without breakpoints.

The invention discloses a device and a method for detecting surface defects of a planar optical element. The device comprises a laser, a light beam turning module, a focus measuring module, a main detection module, a main light path module, a light trap module and a motion control module, wherein laser emitted by the laser device is incident to the surface of a to-be-detected sample through the light beam turning module, and the light trap module is arranged on a path of reflected light of the light trap module. The microscope is arranged right above the sample to be detected and is used for receiving scattered light within a certain solid angle range; one part of the received scattered light is imaged on the CMOS, and the other part of the received scattered light is received by the PMT energy receiving module through the beam splitter prism. And the focus measuring module detects the optimal focal plane position of the sample to be measured through the other beam splitter prism. According to the invention, an imaging method and a non-imaging method are combined with each other, so that the positions and two-dimensional size information of defects can be well distinguished, the energy of scattered light generated by the defects can be obtained, the detection efficiency is further improved, and the time consumed by detection is shortened.

The invention provides a monitoring system and a monitoring method for a marine transformer. The monitoring system comprises a ship monitoring device, the marine transformer and a marine control cabinet installed on a ship; a ship electric processing terminal acquires data information of the transformer on the ship and data information of the marine control cabinet; the ship monitoring device acquires the data information of the transformer on the ship and the data information of the marine control cabinet; monitors a data deviation, analyzes and counts a chip electric data power factor, and records the power factor over-of-limit time within each preset time period; sends a data communication time correction message to the ship electric processing terminal, so that the monitoring time of the ship monitoring device and the time of the ship electric processing terminal are unified; carries out classification, statistics and analysis on the acquired ship data based on application and equipment types, provides terminal information inquiry of a user, and displays by customizing a report and a ship data analysis report; and also carries out real-time alarm when the ship data exceed a threshold.

The invention provides a data processing method and device. The method comprises the steps that data information collected by a collection module is received; the data information is converted into target data in a predetermined format; and the target data is sent to a cloud server platform. By implementing the method and the device, the data information can be effectively and uniformly integrated, the format difference between the data information is eliminated, and the target data is transmitted to the cloud server platform, so that an automobile manufacturer can research and analyze the target data more favorably.

The present invention provides an urban road noise prediction system based on the Internet of Things and cloud computing technology. The system realizes real-time prediction of road environmental noise and predicts the impact of the noise level on urban residents through the Internet of Things and cloud computing technology. Population ratio thereby realizes the noise pollution control to road; Described system comprises: real-time data collection platform, data processing platform and road management platform; Described real-time data collection platform is respectively connected with described data processing platform, road management platform data; The purpose of the present invention is to solve the current environmental problem of urban road noise pollution, and reduce or prevent urban residents from being exposed to the noise environment to cause harmful effects by means of detection and prediction.

The present invention relates to the technical field of consistent time and space of simulation entities in the network, and discloses a high-precision network time unification device and method. The device used in the method includes: a time server and a client, and the time server is connected to the client through the network , the time server is composed of a PC server connected to the PCI time system demodulation card through the PCI interface. The terminal is connected to the IRIG-B time code signal source through the signal line. The present invention uses high-precision network time synchronization and network frequency modulation, so that the time deviation of each client on the network does not exceed 1 ms; it can provide multiple application processes or users with a globally consistent natural time or simulation time in the network, and can realize global time in the network. Fast-forward and slow-down of simulation time; it has low cost and occupies less network bandwidth and computer resources.

The invention relates to a mangrove forest information management system based on WebGIS. The mangrove forest information management system comprises a data acquisition module, a database module, a data management module, a layer management and output module, an analysis and statistics module and a thematic customization module. The data acquisition module is used for acquiring mangrove forest data and sending the data to the database module; the database module divides mangrove forest data into basic data and analysis data, and stores the basic data and the analysis data in a corresponding database; the data management module is used for updating the database module; and the database module is a data source of the layer management and output module, the analysis and statistics module and the thematic customization module.

The invention discloses a growth-promoting cultivation method of Hubei Fritillaria, comprising selection and disinfection treatment of explants, material treatment, callus induction and bud differentiation, bud proliferation, subculture of callus, rooting Cultivation, greenhouse seedling hardening, soil management, transplanting and other steps, after the above treatments, the callus formation rate reached more than 96%, the multiplication multiple exceeded 7.3 times, the rooting rate reached more than 98%, and the final transplanting survival rate It has reached more than 98%, and the plants grow vigorously, which improves the soil fertility and disease control rate. And in the cultivation process, the proliferation of buds and the proliferation of callus are treated separately, which improves the utilization rate of materials and the survival rate of both.

The present invention provides a monitoring system and monitoring method for a marine transformer, comprising: a marine monitoring device, a marine transformer and a marine control cabinet arranged on the ship, and a ship electrical processing terminal collecting data information of the transformer on the ship and data information of the marine control cabinet ;The ship monitoring device obtains the data information of the transformer on the ship and the data information of the marine control cabinet; monitors the data deviation, analyzes and counts the power factor of the ship's electrical data, and records the time when the power factor exceeds the limit within each preset time length; The ship electronic processing terminal sends the data communication time calibration report, so that the monitoring time of the ship monitoring device is unified with the ship electronic processing terminal time; classifies, counts and analyzes the acquired ship data based on the purpose and equipment type, and provides the user's terminal Information query is displayed through customized reports and ship data analysis reports; it is also used for real-time alarm when ship data exceeds the threshold.

The invention discloses an electronic monitor for monitoring the state of a fire hydrant, including its hardware structure and corresponding operating modules. The electronic monitor is installed together with the fire hydrant, and monitors the water pressure and water consumption of the fire hydrant through sensors. The communication module reports this situation to the remote control terminal in real time; it also provides auxiliary functions such as communication test to help users realize data calibration and wireless communication blind zone avoidance; in addition, it does not require time synchronization of each monitor, and can also help realize time unification. The sensor of the present invention is simple, has low calculation requirements, low configuration requirements, and is cheap and competitive in price; simple to install, and convenient to be jointly produced with fire hydrants. The operation module can be implemented in the form of event-driven, which has a good power saving effect; the communication adopts the mode of event triggering and monitor initiation, so that problems can be found in time, saving power and communication traffic.