21 results about "Automatic meter reading" patented technology

The application discloses a kind of transformer substation in-station instrument automatic meter reading method and system, it is related to power station inspection technical field, including: meter reading work is completed by transformer substation in-station instrument meter reading software, including automatic meter reading module and meter reading photo analysis module;Automatic meter reading module is used to use mobile terminal and main control room computer to establish network communication, obtains meter reading photo by photographing field instrument to mobile terminal, and is returned to main control room computer, is downloaded and is transmitted to meter reading photo analysis module calculation;Meter reading photo analysis module is used to initialize meter reading photo, position target and calculate the instrument contained in meter reading photo, extract the outline of target, identify the edge coordinates of instrument pointer by contour matching mode, calculate the instrument reading pointed by instrument pointer by looking up black and white boundary in binary image.The application can replace artificial field meter reading, automatically obtain the reading of transformer substation instrument by field photo identification, generates instrument data report.

The invention relates to the technical field of intelligent water affair management, in particular to a remote automatic meter reading method and system of an intelligent water meter, which effectively overcomes the limitation of single monitoring by introducing a dual monitoring mechanism of a first monitoring device and a second monitoring device and combining data fluctuation quantity analysis, data consistency comparison and weighted fusion calculation. By constructing a neighborhood data set and analyzing respective data fluctuation quantity, the system can identify the instability of first monitoring data and possible inconsistency between data of two devices, determine similarity characteristic values according to the data fluctuation quantity and the data consistency, and perform weighted fusion on the two monitoring data on the basis of the similarity characteristic values, so as to obtain a fusion result of the two monitoring data. According to the method and the system, the weights of different data sources can be dynamically adjusted by the system, so that the corrected and more accurate meter reading data can be obtained even in a complicated and changeable water flow environment, the accuracy and the reliability of the meter reading data are improved, and potential water consumption abnormity can be found in time.

The invention relates to the technical field of electric energy metering, in particular to a wireless automatic electric energy meter reading system and a meter reading method thereof. The system comprises a meter reading terminal and a plurality of intelligent electric meters. The method comprises the following steps: establishing a wireless signal interaction link between the meter reading terminal and the intelligent electric meter; performing association mapping processing according to the link signal transmission characteristics and the ammeter real-time transmission request to form an association mapping result; generating a personalized meter reading strategy through decision analysis of the association mapping result; generating a meter reading instruction according to the strategy and triggering acquisition operation; the intelligent electric meter executes meter reading operation and generates a meter reading result; and finally, matching the meter reading result with the association mapping result, and calculating to obtain an automatic meter reading result. According to the invention, personalized meter reading can be carried out according to different electric meter transmission requirements and dynamically changing wireless signal environments, and the meter reading success rate and the data accuracy are effectively improved.

1. Name of the product in this design: Meter Reader. 2. Purpose of this design: This product is used to connect to an electricity meter, read and transmit meter data, realize automatic meter reading and monitor local energy consumption. 3. The key design points of this product are: the shape of Design 1; the shape of Design 2; and the combination of shape and color. 4. The picture or photo that best illustrates the key design points: Design 1 3D diagram 1. 5. Design 1 is designated as the basic design. 6. Other situations requiring explanation: Other explanation: Request protection for the product color of Design 2. Other notes: The component indicated at point A in 3D diagram 1 of design 2 is made of transparent material.

The application provides a marine narrow cabin automatic meter reading robot and a control method thereof, and relates to the technical field of robot control. The robot comprises: a ship-mounted robot control terminal installed in the cabin; a control terminal cable installed on the wall in the cabin; a relay station installed on the top wall of the cabin; an automatic meter reading robot identification terminal; a five-axis mechanical arm used to adjust the spatial position of the automatic meter reading robot identification terminal; a transmission cable used to power the five-axis mechanical arm and transmit data; a V-shaped guide rail installed on the top of the cabin and used to move the five-axis mechanical arm; and an electric wheel module used to fix the five-axis mechanical arm on the guide rail and change the position of the five-axis mechanical arm. The marine narrow cabin automatic meter reading robot improves the efficiency and accuracy of meter reading, avoids the occupation of space caused by arranging too many devices in the narrow cabin, and makes the entire meter reading system highly integrated with the cabin environment without interference.

The present invention relates to the field of automatic meter reading technology, and solves the technical problems of low efficiency and poor real-time performance of meter reading in the prior art, lack of monitoring of abnormal water use data and intuitive display of water use characteristics, and particularly relates to a method for automatic meter reading of water meter data, the method comprising the following steps: S1, collecting raw water meter data, performing preliminary abnormal value removal on the raw data, and obtaining non-abnormal data; S2, performing deep preprocessing on the non-abnormal data to obtain preprocessed data; S3, dividing the preprocessed data into multiple water volume data Wa according to time periods (t) , calculate water volume data Wa (t) The present invention can reduce the dimensionality curse problem by performing dimensionality reduction processing on water use data. While improving the performance of the method, it can also enable users to obtain a three-dimensional visual image of the water use situation, allowing users to obtain water use information more intuitively and quickly.

The invention provides a marine narrow cabin automatic meter reading robot and a control method thereof, and relates to the technical field of robot control. The robot comprises a shipborne robot control terminal installed in a cabin body; the control terminal cable is mounted on the inner wall of the cabin body; the relay station is mounted at the top, close to the wall, in the cabin body; the automatic meter reading robot identifies the terminal; the five-axis mechanical arm is used for adjusting the spatial position of the automatic meter reading robot identification terminal; the transmission cable is used for supplying power to the five-axis mechanical arm and transmitting data; the V-shaped guide rail is mounted at the top in the cabin body and is used for moving the five-axis mechanical arm; and the electric wheel module is used for fixing the five-axis mechanical arm on the guide rail and moving to change the position of the five-axis mechanical arm. According to the marine narrow cabin automatic meter reading robot, the meter reading efficiency and accuracy are improved, space occupation caused by arrangement of too many devices in a narrow cabin is avoided, and the whole meter reading system and the cabin environment are highly integrated and do not interfere with each other.

The invention discloses an automatic meter reading identification method for a substation inspection robot vehicle. The method comprises the following steps: constructing a substation environment three-dimensional grid map; setting a multi-objective function for global path planning of the inspection robot vehicle; global and local path planning is carried out by adopting an improved DOA optimization algorithm and an improved DDPG reinforcement learning algorithm, and an optimal path of the inspection robot vehicle is found; according to the DDPG algorithm, an improved GOA algorithm is introduced into a reward and punishment function to optimize a safe time interval model optimization path; an NLM model is adopted to carry out image noise reduction, and a SegVG model is adopted to carry out image feature extraction; and an improved MHAFF model is adopted to accurately identify digits.

The invention discloses a gas camera shooting and meter reading device, and belongs to the technical field of gas meters, the gas camera shooting and meter reading device comprises a shell, a partition plate and a shooting assembly, the partition plate is arranged in the shell, and a cavity of the shell is divided into an isolation cavity and a mounting cavity; the shell is provided with a mounting opening and an observation surface, the display surface of the gas meter enters the isolation cavity through the mounting opening, and the mounting opening and the observation surface are oppositely arranged; the installation cavity and the observation face are staggered, the shooting assembly is arranged in the installation cavity, the shooting direction of the shooting assembly faces the installation opening, and the shooting view angle of the shooting assembly covers the installation opening. The gas camera shooting meter reading device is mounted on the gas meter, so that the display surface of the gas meter cannot be shielded by the gas camera shooting meter reading device, and a user can normally observe the reading on the gas meter; when automatic meter reading is needed, the display surface of the gas meter can be shot through the shooting assembly, so that the reading on the gas meter is automatically read, and the automatic meter reading operation is completed.

The application relates to the technical field of intelligent water meter monitoring, and particularly discloses a remote automatic meter reading method and system of an intelligent water meter based on NB-IoT. The application constructs a communication link quality evaluation model by sensing water meter installation environment data, determines a communication reliability level, carries out time series analysis based on water metering data to extract user water change characteristics, identifies abnormal water use behaviors according to the user water change characteristics, establishes a meter reading frequency adjustment model according to the user water change characteristics and communication environment quality indexes, and realizes dynamic sampling scheduling of water metering data. The application realizes stable remote automatic meter reading of the intelligent water meter in complex environments such as basements and tube wells, and improves meter reading success rate and battery service life.

The application discloses a kind of transformer substation inspection machine car automatic meter reading identification method, comprising the following steps: constructing transformer substation environment three-dimensional grid map;Establish the multi-objective function of inspection machine car global path planning;Global and local path planning is carried out using improved DOA optimization algorithm and improved DDPG reinforcement learning algorithm, and the optimal path of inspection machine car is found;DDPG algorithm introduces improved GOA algorithm optimization safety time interval model in reward and punishment function Optimization path;Image denoising is carried out using NLM model, and image feature extraction is carried out using SegVG model;The accurate identification of number is carried out using improved MHAFF model.

The application discloses an automatic meter reading device and a meter reading control method thereof, and relates to the technical field of automatic meter reading, wherein the automatic meter reading device comprises a shell, an image acquisition assembly and a shielding part. The inner side of the shell is formed with an inner cavity, and one end of the shell is formed with a mounting part. The mounting part is used for connecting a meter structure, so that the indication information of the meter structure can be displayed in the inner cavity. The image acquisition assembly comprises a camera unit and an illumination unit. The camera unit and the illumination unit are arranged in the inner cavity and correspond to the mounting part, and are used for acquiring the indication information of the meter structure. The technical scheme provided by the application can isolate the interference of unstable external light on the image acquisition process through the arrangement of the shielding part, avoid the overexposure, underexposure or ghosting problem of the collected image caused by the change of external light and environmental reflection, and does not need to repeatedly adjust the shooting parameters to reacquire the image, so that the stability of image acquisition is ensured.

The invention provides a special transformer acquisition terminal based on multiple communication channels and an automatic meter reading optimization method thereof, and belongs to the technical field of signal transmission, and the terminal comprises a task determination module which is used for determining acquisition task sets at multiple moments based on a self-adaptive intelligent scheduling acquisition algorithm; the path matching module is used for matching a data transmission path according to the real-time evaluation result of the multiple communication channels and the priority of the collection task at the current moment; the interrupt event acquisition module is used for acquiring an acquisition interrupt event based on the data transmission path; and the retransmission module is used for adaptively determining a retransmission strategy to perform corresponding retransmission according to a first historical interruption situation of the acquisition interruption task if the acquisition succeeds. According to the special transformer acquisition terminal based on the multiple communication channels and the automatic centralized meter reading optimization method thereof, a self-adaptive intelligent scheduling acquisition algorithm is introduced, and task setting is more reasonable. The retransmission behavior is dynamically adjusted, the retransmission strategy is more suitable, and the communication in the data acquisition process is more stable and reliable.

This application relates to the field of data communication technology, and in particular to a method and system for remote communication and automatic meter reading of an electricity meter. The method includes: a meter reading module dividing meter reading data into several meter reading data groups; the meter reading module using the hidden data corresponding to the smallest meter reading data group to perform hidden processing on the calculation result data to obtain intermediate hidden processing result data; the meter reading module using the hidden data corresponding to a determined meter reading data group to perform hidden processing on the calculation result data to obtain intermediate hidden processing result data; the meter reading module sequentially connecting all the intermediate hidden processing result data and the final calculation result data to obtain transmission data, and sending the transmission data to a remote module through a communication module. This application ensures the security of meter reading data during transmission.

This disclosure relates to an automatic meter reading system (ARS) (1) for determining values ​​at multiple distributed installation locations and transmitting data containing said values ​​to a front-end system (HES) (3) via a low-power wide area network (LPWAN). The ARS (1) includes: an HES (3); multiple battery-powered fixed measuring devices (7), each measuring device (7) configured to be installed at one of the multiple installation locations and to determine said value at said one installation location, wherein each measuring device (7) includes an LPWAN connection module configured to establish a wireless communication connection to an LPWAN for transmitting data containing said value to the HES (3) via the LPWAN; and a mobile installation device (13) including a short... A short-range connection module is configured to establish a short-range wireless communication connection (15) to one of a plurality of measurement devices (7) to be installed at one of a plurality of installation locations. The short-range connection module is configured to send LPWAN connection candidate information to one of the plurality of measurement devices (7) to be installed at one of the plurality of installation locations via the short-range wireless communication (15). The LPWAN connection module of the one of the plurality of measurement devices (7) is configured to attempt to establish an LPWAN handshake connection at the one of the plurality of installation locations for the first time based on the received LPWAN connection candidate information.

An IoT (Internet of Things) gateway includes a data framing module including an input for receiving serial data from a utility meter and an output for sending application layer protocol frames to a network gateway, wherein the data framing module is configured to include the serial data in the application layer protocol frames selected from hyper-text transfer protocol frames, WebSocket protocol frames, TCP frames, and UDP frames. The IoT gateway may include a radio frequency receiver for receiving utility meter usage data transmitted by a utility meter according to one or more existing IoT protocols such as SCM / SCM+, LoRa, NB-IoT. In some options, a network gateway may be integrated with the IoT gateway to provide a single device. The IoT gateway and network gateway may be implemented in a system including the utility meter, a wide area network and an application server or data storage system.

The application relates to the technical field of power communication, and discloses a power optimization method for a power communication system based on a hybrid duplex relay, which has the technical scheme as follows: a three-node system model of a source node and a relay node half duplex and a destination node full duplex is constructed, and an OFDM multi-carrier framework is combined to adapt to the characteristics of a power line channel; an optimization model is established by taking the minimization of total power consumption as a target and the link capacity as a constraint, an alternating optimization algorithm is adopted to decompose a non-convex problem, and the power distribution of each node is accurately solved through a Karush-Kuhn-Tucker condition, so that the total power consumption and the implementation complexity are reduced, the spectrum and power utilization efficiency are improved, and the QoS requirements of automatic meter reading and distributed energy monitoring and other services are met.

The invention relates to the technical field of electric energy meters, in particular to an automatic electric energy meter reading method and system based on the Internet of Things, and the method comprises the following steps: based on an electronic electric energy meter in a distribution box, collecting instantaneous current and voltage, arranging a time stamp power sequence, comparing continuous sampling power data, and summarizing a change trend; and judging power change direction continuity to identify abnormal segments, screening uncovered sections to judge continuity, and adjusting interval identifiers to generate credible level distribution data. According to the method, data acquisition and remote real-time communication of time sequence synchronization are utilized, continuous sampling power change trend combing is combined, and through dynamic trend comparison and intra-interval direction reversal behavior judgment, short-time fluctuation and power change abnormal sections can be identified, similarity screening and classification are performed on data intervals without abnormality, and the accuracy of the abnormal data is improved. And after section classification, a credible level identifier is given in combination with trend characteristics, a periodic distribution structure is obtained, and segmented discrimination of an abnormal energy consumption interval and the dynamic perception capability of an energy consumption state are improved.

The invention discloses a meter reading device and gas equipment, and belongs to the technical field of gas meters, the meter reading device comprises a shell, a partition plate and a shooting assembly, the partition plate is arranged in the shell, and a cavity of the shell is divided into an isolation cavity and a mounting cavity; the shell is provided with a mounting opening and an observation surface, the display surface of the gas meter enters the isolation cavity through the mounting opening, and the mounting opening and the observation surface are oppositely arranged; the installation cavity and the observation face are staggered, the shooting assembly is arranged in the installation cavity, the shooting direction of the shooting assembly faces the installation opening, and the shooting view angle of the shooting assembly covers the installation opening. The meter reading device is mounted on the gas meter, so that the meter reading device cannot shield the display surface of the gas meter, and a user can normally observe the reading on the gas meter; when automatic meter reading is needed, the display surface of the gas meter can be shot through the shooting assembly, so that the reading on the gas meter is automatically read, and the automatic meter reading operation is completed.

The application relates to the field of power grid inspection early warning, and provides a power grid inspection intelligent monitoring method and system, the method of which comprises the following steps: adopting a first image inference model to perform one-stage identification on original images in core data at an edge end, obtaining first structured data and a first defect type through identified first meter images or first defect images, uploading the original images for two-stage identification when the confidence of one-stage identification is insufficient, obtaining second structured data and a second defect type through identified second meter images or second defect images, reporting the original images for manual review when the confidence of two-stage identification is insufficient, performing multi-modal cross verification on the core data according to the structured data, the defect type and a loss of control to obtain a fault type, performing corresponding alarm and generating a structured report. Through multi-end analysis, multi-stage identification, multi-device coordination and model self-updating, automatic meter reading extraction and defect type identification are realized, and low delay and accuracy are ensured.

The application discloses an error detection method and system of an electric energy meter and a storage medium, relates to the technical field of electric meter testing, and comprises the following steps: in the case that a reference electric energy meter and a test electric energy meter both work at a reference power supply, reading the reference electric energy meter and the test electric energy meter according to daily freezing time, automatic meter reading time, the meter number of the reference electric energy meter and the meter number of the test electric energy meter, obtaining first test data, and converting the first test data to obtain reference electric meter data; in the case that the test electric energy meter is in a high-temperature and high-humidity environment, reading the reference electric energy meter and the test electric energy meter according to daily freezing time, meter reading time, the meter number of the reference electric energy meter and the meter number of the test electric energy meter, obtaining second test data, and converting the second test data to obtain test electric meter data. The error detection method of the electric energy meter does not need to increase an error detection device, and the cost of detection is reduced.