TWO-COMPONENT SOLVENT-FREE POLYURETHANE ADHESIVES

A two-component solvent-free polyurethane laminating adhesive for flexible packaging, including a First Component and a Second Component is provided. The First Component, which acts as a resin, includes a first vegetable oil based Polyol A in an amount from 20 to 40 weight percent, a second vegetable oil based Polyol B in an amount from 0.5 to 5 weight percent, and a Polyisocyanate C in an amount from 60 to 74 weight percent. The Second Component, which acts as a hardener, includes a first vegetable oil based Polyol A in an amount from 87 to 99 weight percent, and a Polyol E in an amount from 0.5 to 5 weight percent. The first vegetable oil based Polyol A is preferably a hydroxylated castor oil, and the second vegetable oil based Polyol B is preferably hydroxylated linseed oil.

Navigation method and device, storage medium and electronic equipment

The invention discloses a navigation method and device, a storage medium and electronic equipment. The method comprises the following steps: based on a preset navigation path algorithm, planning a navigation path from a starting point to an end point according to the starting point and the end point of a set travel and a topological relation of a target road; wherein the target road is a set comprising various roads in a target plant area; determining a steering relation of each intersection in the navigation path, and determining voice navigation information in the navigation path according to the steering relation and a preset voice broadcast rule; wherein the voice navigation information comprises a voice audio file obtained according to a pre-training voice conversion model; and acquiring the geographic position of the current vehicle in real time, and determining to play the voice navigation information when the geographic position meets the voice broadcast rule. According to the invention ...

Solar charging circuit

The invention relates to a solar charging circuit. The solar charging circuit comprises: solar panels, which are used for collecting the solar energy; a storage battery, which is used for storing the electric energy converted from the solar energy; a charging controller, which is used for converting the solar energy collected by the solar panels into the electric energy for charging the storage battery; an environment temperature detection unit, which is used for detecting the charging ambient environment temperature of the storage battery; a charging and discharging control unit, which is used for controlling the charging and discharging states of the storage battery; a solar panel grouping switching control unit, which is used for realizing switching of the solar panels in charging modes with different illumination intensities; and an output state display unit, which is used for displaying the charging and discharging states of the storage battery. According to the invention, the solar ...

Electronic fence boundary generation method and device, storage medium and terminal

The invention discloses an electronic fence boundary generation method and device, a storage medium and a terminal. The method comprises the following steps: constructing a target grid set according to historical trajectory data of a vehicle; traversing and searching a propagable grid set of each initial grid to obtain a plurality of propagable grid sets; the initial grid is any grid in the target grid set, determining an optimal propagable grid set in the plurality of propagable grid sets, and generating an electronic fence boundary based on all grids of the optimal propagable grid set. According to the method, the plurality of propagable grid sets meeting the coverage rate are generated based on the batch vehicle historical trajectory data, and the optimal propagable grid set is judged from the plurality of propagable grid sets to generate the electronic fence boundary, so that the accuracy of the electronic fence boundary can be improved through the batch vehicle historical trajectory ...

Data query method, device and equipment based on ElasticSearch and storage medium

The invention is applied to the technical field of big data retrieval, and particularly discloses a data query method, device and equipment based on ElasticSearch and a storage medium. The method comprises the steps that query parameters input by a client side are obtained; calling a query method of a mapper interface, and obtaining a corresponding DSL initial query statement according to a pre-defined corresponding relationship between the query method and the DSL initial query statement in a mapper file; according to the query parameters and the DSL initial query statement, obtaining a final DSL query statement; and inputting the DSL query statement into ElasticSearch to obtain a query result, and returning the query result to the client side. According to the data query method provided by the embodiment of the invention, a user does not need to input complex query statements and also does not need to learn complex DSL grammar and assembly formats, so that the requirements on technicians ...

Truck transportation type identification method and device, storage medium and terminal

The invention discloses a truck transportation type identification method and device, a storage medium and a terminal, and the method comprises the steps: carrying out the grid processing of the vehicle track data of a to-be-identified truck, and generating a cell sequence; according to the cell sequence, rolling calculation is carried out in combination with a sliding window algorithm, and an activity range of the to-be-identified truck is generated; calculating the longest driving distance of the to-be-identified truck according to the activity range; and determining the transportation type of the to-be-identified truck according to the longest driving distance. According to the method and the device, the vehicle track data of each to-be-identified truck is subjected to grid processing, and the transportation type of each to-be-identified truck can be quickly determined in a rolling calculation mode in combination with the sliding window algorithm, so that the transportation type identification ...

POI (Point of Interest) determination method and device, storage medium and electronic equipment

The invention discloses an interest point determination method and device, a storage medium and electronic equipment. The method comprises the steps that a target driving path is acquired, and the target driving path is a planned path determined according to a starting point and an ending point input by a user; determining a search area matched with the target driving path according to a preset search distance; determining interest points which are intersected with the search area in geographic positions from an interest point database to serve as a target interest point set; wherein the interest point database is a spatial database which constructs a multi-dimensional spatial index by address position data and organizes polygons enclosed by geographic positions of interest points into a multi-dimensional spatial index tree format; and displaying the target interest point set in a client. According to the method and the device, the technical problems of low interest point retrieval efficiency ...

Base station frequency point expanding system

The invention provides a system for expanding frequency points at a base station, which includes a first base station comprising a first diversity receiving channel and a first diplexer and a second base station comprising a second dominant set receiving channel and a second diplexer, wherein, the first diversity receiving channel is connected with the second diplexer, and the first diplexer is connected with the second dominant set receiving channel. The first base station and the second base station share a pair of dominant set and diversity receiving antenna for realizing the function of emitting without diversity while receiving the diversity, thus saving cost and proving flexibility for increasing frequency, expanding capacity and deploying of the base stations.

Vehicle false track identification method and device, equipment and storage medium

The invention discloses a vehicle false trajectory identification method, device and equipment and a storage medium. The method comprises the following steps: determining parking data and mileage data of a vehicle according to trajectory data of the vehicle; calculating abnormal parking data of the vehicle according to the parking data and the mileage data; determining an abnormal track segment of the vehicle according to the abnormal parking data; obtaining a comparison track segment of the abnormal track segment, calculating the similarity between the abnormal track segment and the comparison track segment, determining that the vehicle track is abnormal according to the similarity, obtaining the number of days of the abnormal vehicle track, and determining the false report track of the vehicle when the number of days of the abnormal track is greater than a preset threshold value of the number of days. According to the vehicle false track identification method provided by the invention ...

Folding operating table for operating room nursing

The utility model discloses a folding operating table for operating room nursing, which comprises a first folding frame, a second folding frame is arranged on one side of the first folding frame, a soft cushion layer is arranged on one side of the first folding frame, and a soft cushion layer is also arranged on one side of the second folding frame. A mounting plate is arranged between the first folding frame and the second folding frame, a first connecting rod is fixed to the side, close to the mounting plate, of the first folding frame, the first connecting rod is rotatably connected with the mounting plate, and a second connecting rod is fixed to the side, close to the mounting plate, of the second folding frame. The foldable operating table for operating room nursing is provided with the telescopic rod and the rotating support, the telescopic rod stretches out and draws back through a threaded structure formed by a telescopic rod groove formed in one side of the support, the height ...

Technique for removing thiophene from benzene by using aluminum trichloride and producing device thereof

The invention provides a process for removing thiophene from benzene by using alchlor, characterized in that, under normal temperature and pressure, alchlor powder with 1-1.5% weight of benzene to be processed is added into a reaction device receiving pure benzene to be processed, deposition and distillation are performed after mixed and reacted adequately. The device is configured in such a way that, a reaction tank (1) is connected with a deposition device (2) through pipes, the deposition device (2) is connected with a distillation tank (3) through the pipes, the distillation tank (3) is connected with an aqueous alkali neutralisation device (4) through the pipes, the aqueous alkali neutralisation device (4) is connected with a drying and dehydration device (5) through the pipes. With the use of the process in which the alchlor is used as a catalyst for removing thiophene from benzene, the boiling point of thiophene polymers is obviously enhanced, the boiling point difference between ...

Data real-time synchronization method, device and equipment between Redis clusters and storage medium

The invention relates to the technical field of data processing, and particularly discloses a real-time data synchronization method among Redis clusters, which comprises the following steps: connecting a target application service with application services of other multiple Redis clusters through a transmission control protocol, and storing identification information of the application services of the other multiple Redis clusters in the target application service; when the target application service receives request data sent by the outside, forwarding the request data to application services of other multiple Redis clusters in real time according to the identification information; after the application services of the other multiple Redis clusters receive the request data, the request data are analyzed, and the analyzed request data are stored in the corresponding Redis clusters; wherein the target application service is any one of application services corresponding to all Redis clusters ...

Fracture prediction method based on depth domain self-adaption

The invention discloses a crack prediction method based on depth domain self-adaption, and relates to the field of exploration, the method is based on local crack real data and stress data, cracks are converted into lines, dimension reduction processing is realized, the lines are cut off and combined to generate more cracks, a deep neural network is trained through the real data and test data, and the depth domain self-adaption is realized. Predicting the line possibility through the trained deep neural network, and carrying out line matching; and performing crack reduction on the lines to realize crack prediction. According to the method, for a large-area region, large-range crack prediction can be carried out only by acquiring partial crack data and regional stress data, and research on crack development and distribution rules is facilitated.

Base station frequency point spreading method

The invention provides an expanding method of a base station frequency point. The method includes a step S502 of respectively transmitting the signal received by a first antenna to a first dominant set receiving channel and a second dominant set receiving channel as a dominant set receiving signal through a first duplexer and a step S504 of respectively transmitting the signal received by a second antenna to a first diversity receiving channel and a second diversity receiving channel as a diversity receiving signal through a second duplexer; wherein, the first diversity receiving channel is connected with the second duplexer and the first duplexer is connected with the second dominant set receiving channel. A first base station and a second base station share a pair of dominant set receiving antenna and diversity receiving antenna to realize the functions of non diversity transmitting and diversity receiving, thus saving costs. Furthermore, the base station is flexible to increase frequency ...

Two-component solvent-free polyurethane adhesives

A two-component solvent-free polyurethane laminating adhesive for flexible packaging, including a First Component and a Second Component is provided. The First Component, which acts as a resin, includes a first vegetable oil based Polyol A in an amount from 20 to 40 weight percent, a second vegetable oil based Polyol B in an amount from 0.5 to 5 weight percent, and a Polyisocyanate C in an amount from 60 to 74 weight percent. The Second Component, which acts as a hardener, includes a first vegetable oil based Polyol A in an amount from 87 to 99 weight percent, and a Polyol E in an amount from 0.5 to 5 weight percent. The first vegetable oil based Polyol A is preferably a hydroxylated castor oil, and the second vegetable oil based Polyol B is preferably hydroxylated linseed oil.

Base station frequency point spreading system in mobile communication

The invention provides a base station frequency point expanding system including a first base station which comprises a first diversity receiving channel and a first duplexer, a second base station which comprises a second dominant set receiving channel and a second duplexer; wherein, the first diversity receiving channel is connected with the second duplexer and the first duplexer is connected with the second dominant set receiving channel. The first base station also includes a first emission channel, a first dominant set receiving channel, a first power amplifier and a first antenna. The second base station also includes a second emission channel, a second diversity receiving channel, a second power amplifier and a second antenna. The first base station and the second base station share a pair of dominant set receiving antenna and diversity receiving antenna to realize the functions of non diversity transmitting and diversity receiving, thus saving costs. Furthermore, the base station ...

Interlaced nozzle for heavy denier chemical fiber industrial filaments

The utility model discloses an interlaced nozzle for heavy denier chemical fiber industrial filaments, which is characterized in that a filament channel axially penetrates through the nozzle and is a flat-topped circular channel, and the aperture of the filament channel is larger than the diameter of the heavy denier chemical fiber filaments; a network air channel is vertically and downwards formed in the bottom of the strand channel, an air inlet is formed in the communicating position of the network air channel and the strand channel, and the air inlet is of an oval structure with the large middle and the two small sides. The large-aperture filament channel is adopted, heavy denier filaments pass through the filament channel to form network nodes, the filament channel is in a flat-top round shape, and after rebounding at the flat-top position of the top end of the filament channel, airflow acts on blown-away single fibers to enable the single fibers to be intertwined, so that formation ...

Adopt any of several broadleaf plants pad

The utility model discloses an adopt any of several broadleaf plants pad, overlap including filling up, the pad is sheathe in to be equipped with and is used for being equipped with the sealing memberthat is used for sealing the inflation inlet on to filling up the inside inflation inlet of aerifing or move towards the outer gassing of pad cover of cover, and the pad cover can form the 8 font pads body under vented condition. This kind of adopt any of several broadleaf plants pad forms the 8 font pads body through inflating, can separate workman's shoulder mutually with the fruit ear, and gaseous cushioning effect can effectively be protected workman's shoulder, simultaneously, on the 8 font pads body was arranged in to the fruit ear, two via section of the 8 font pads body can play fixedeffect to the fruit ear, can reduce the fruit ear and in collision and the friction of shouldering the fortune in -process, can reduce the damage to the fruit face, reduced economic loss, in addition, this ...

Method, device and equipment for desensitively displaying truck position information and storage medium

The invention discloses a method, device and equipment for desensitively displaying truck position information and a storage medium. The method comprises the steps of obtaining real-time track point data reported by a truck; calculating the current offset point coordinate of the truck according to the current track point data of the truck and the track point data reported last time; and desensitizing the vehicle information of the truck and the geographic position information of the coordinates of the offset point, and displaying the desensitized information at the coordinates of the offset point. According to the method for desensitively displaying the lorry position information provided by the embodiment of the invention, on the basis of protecting the privacy of real data of the lorry, a user can conveniently and quickly check the approximate position of the lorry, the use threshold is reduced, the working efficiency is improved, and the real-time position can be obtained without frequently ...

Base station frequency point expanding system

Digital predistortion linearized processing equipment and power detecting method thereof

Vehicle parking area identification method and device, equipment and storage medium

The invention discloses a vehicle parking area identification method, apparatus and device, and a storage medium. The method comprises the steps of obtaining parking point data of a vehicle; dividing geographic grids according to preset grid division parameters, combining the stop points in each grid into a longitude and latitude point, and taking the sum of the number of all the stop points in the grids as a number field of the longitude and latitude points; all longitude and latitude points are grouped, clustering is carried out in each group through an improved clustering algorithm, and clustering point clusters are generated; and performing boundary division on the clustering point cluster according to a preset boundary generation algorithm and national road data to obtain a parking area of the vehicle. According to the vehicle parking area identification method provided by the embodiment of the invention, the clustering algorithm is optimized, so that the aggregation performance is ...

Wind-guiding classification discharging screen

The utility model provides a wind-guiding classification discharging screen. The utility model is mainly characterized in that a screen barrel is arranged between an outer wall of the guiding screw shell outlet end of a discharger and the inner wall of a shell body of the discharger. A guiding blade is arranged in the screen barrel. Therefore, when the wind is conveyed into the air flow to enter the screen barrel, the material can be screened clealy. The utility model has obvious screening effect. Not only the utility model can screen, but also the utility model can discharge. The utility model has the advantages of small volume, and low cost. The efficiency reaches 99 percents. The utility model can reduce power consumption. The utility model enhances production efficiency, and the utility model reduces cost.

Digital predistortion linearized processing equipment and power detecting method thereof

Truck evidence storage data verification system and method

The invention discloses a truck evidence storage data verification system and method. The system comprises a client, a cloud server and a verification terminal. According to the collected preview image, the client generates truck data in a ProtoBuf format and a truck watermark image; the cloud server establishes a storage identifier, stores a mapping relation between the storage identifier and truck data, adds a digital watermark to a truck watermark picture to obtain a target image, establishes an access link of the target image, calculates a hash character string of the storage identifier to publish a block chain, and returns the access link to the client; the client downloads the target image according to the received access link and sends the target image to the verification terminal; and the verification terminal feeds the received target image back to the cloud server, so that the cloud server performs authenticity verification according to the mapping relation and the block chain ...

Parking area identification method and device based on neural network, equipment and medium

The invention discloses a parking area identification method and device based on a neural network, equipment and a storage medium. The method comprises the following steps: acquiring parking point data of a vehicle in a preset time period; clustering is carried out according to the stop point data, and a clustering area is obtained; inputting the satellite picture containing the aggregation area into a pre-trained neural network model to obtain a road frame in the satellite picture; and obtaining a closed area according to the identified road frame, and taking the minimum closed area including the gathering area as a parking area of the vehicle. According to the vehicle parking area identification method provided by the embodiment of the invention, the satellite image map is identified through the UNet deep neural network, the vehicle parking data is combined, the vehicle frequent parking area is identified, and the factory area range can be obtained according to the generated parking area ...

Novel one-piece nylon rod and nylon rod pin coupling

The utility model relates to the technical field of transmission structural members, in particular to a novel one-piece nylon rod which comprises a nylon rod body, a high-strength bolt and a nut, an axial through hole is formed in the nylon rod body, the high-strength bolt penetrates into the axial through hole and is fixed through the nut, and the nylon rod body and the high-strength bolt are integrated. A nylon rod pin coupling comprises a coupling wheel, a safety fixing frame and a novel one-piece nylon rod in front, the coupling wheel is formed by two symmetrical half couplings in a coupling mode, a plurality of coupling wheel connecting holes are formed in the coupling wheel in an array mode, and the novel one-piece nylon rod penetrates into the coupling wheel connecting holes to be connected with the two half couplings. The safety fixing frame is fixed to the outer end faces of the half couplings through fasteners and used for flattening and stabilizing the novel one-piece nylon rod ...

Location information authenticity verification method and device, storage medium and terminal

The invention discloses a position information authenticity verification method and device, a storage medium and a terminal, and the method comprises the steps: obtaining a target IP address of a Beidou vehicle-mounted terminal when to-be-processed Beidou vehicle-mounted terminal positioning data is received; if the target IP address is inconsistent with the historical IP address acquired last time, determining first geographic position information according to the Beidou vehicle-mounted terminal positioning data, and determining second geographic position information according to the target IP address; and verifying whether the positioning data of the Beidou vehicle-mounted terminal is real according to the first geographic position information and the second geographic position information. When the Beidou vehicle-mounted terminal positioning data is received, comparative analysis can be performed by directly acquiring the target IP address corresponding to the Beidou vehicle-mounted ...