112 results about "Grid networking" patented technology

Provided is a power distribution apparatus that includes: a neighboring node information collection unit collecting power distribution amount information and physical distance information between grid nodes from neighboring grid nodes belonging to the same grid network; and a power transmission target node selecting unit allocating priorities to the neighboring grid nodes by using the power distribution amount information and the distance information and selecting a neighboring grid node having the highest priority as a neighboring power transmission grid node by comparing the priorities allocated to the neighboring grid nodes.

A system and method are disclosed, which controls congestion to efficiently transmit data through a network of grid node network in a grid computing environment where a large amount of data is processed. The system and method are performed in such a way that, according to a grid application program's request for distributed processing a large amount of data, the data is divided into packets, the node availability of respective nodes distributed in the grid network is measured with consideration to the bandwidth and the queue size of available grid nodes to avoid and control network congestion that may occur when the packets are processed by distributed processing using the respective nodes, the average node availability of all nodes is predicted using a statistical method, a threshold is calculated based on the predicted average node availability to set a dynamic congestion area representing the congestion level of the respective nodes, and the amount of packet transmission is controlled based on the congestion area. As the grid nodes are managed by controlling congestion, packet loss and packet delay are reduced and the rate of packet processing and the rate of node use are increased. Therefore, data can be stably transmitted to the grid user through the network with an improvement in the Quality of Service (QoS).

A method for managing a GRID network. The method includes performing trend analysis of a job type repeatedly processed by the GRID network to anticipate a future load on the GRID network associated with the job type. The job type is associated with a service level agreement (SLA). At least one internal performance metric of the GRID network is measured to monitor current GRID network status. The future load that is anticipated is compared with the at least one performance metric to predict future satisfaction of the SLA.

The invention discloses a medium-voltage power distribution network accurate-planting method based on three layers of macroscopic networking constraints. The medium-voltage power distribution networkaccurate-planting method comprises the following steps of accurate diagnosis of a power distribution network, accurate load prediction, supply zone classification and division in a planned area, transformer substation optimization and planning in the planned area, three layers of macroscopic networking constraining including channel networking, grid networking and main transformer networking and embodying top layer definitiveness of overall networking and the overall relevance of grid racks, establishment of target grid racks based on the networking constraints and distance harmonization of the grid racks. Interstation channel networking based on fertility layout, grid flakiness networking based on nearby contact optimization and overall main-transformer networking based on device utilization rate optimization can be achieved through spatial overall planning and are used as constraints to strengthen the top layer definitiveness of planning results and whole harmonization. Planned target guidance and used equipment utilization principles are strengthened through time length harmonization. The operability, scientificity and accuracy of planned schemes are improved.

A suspended ceiling system has a series of nodes interconnected by grid members to define a grid network. Each node includes a connection plate having a central port area that is adapted to form a recessed part of the finished surface of the ceiling system that is visible between adjacent suspended ceiling panels that conceal the grid members. The connection plate preferably includes grid member connecting arms extending outwardly from the connection plate. The central port area includes a cavity adapted for different purposes. This cavity can receive ceiling components, for example various light fixtures, securing devices or a removable access panel that covers the central port area.

The invention discloses a video high frame rate reproduction method based on grid structure deep learning. A three-dimensional pixel stream estimated by adopting a grid structure mode can obtain a more accurate result in motion scenes of various motion quantities. Compared with the prior art, the method of the invention is more robust. In order to further improve the precision of the three-dimensional pixel stream and the effect of high frame rate reproduction, the invention proposes a way of combining a convolution feature extraction layer and a grid network structure. Compared with other prior art, the result of the high frame rate reproduction obtained by the method of the invention is more delicate and realistic in the detail texture of a synthesized frame.

The present invention is directed to methods for signaling that enable bandwidth reservation, path restoration, path normalization, and path removal in a mesh network that supports shared mesh restoration.

The invention discloses an inertial sensor rigid grid based object motion attitude sensing method and system. A sensor rigid grid positioning technology, an adaptive weight distribution technology and a multi-inertial sensor information fusion technology are combined, multiple inertial sensor nodes are used to form an equal sensor grid network, attitude sensing data of the sensor nodes is analyzed and fused, and a complete motion posture of an objected attached to a grid system is calculated through position error correction of the rigid grids and dynamic error correction of the grid node data. By the arrangement, motion parameter sensing accuracy of an inertial sensor can be improved, and accurate sensing tracking of real-time motion trajectory and motion posture of the object can be realized; key steps of the method includes position error correction of the rigid grids and dynamic error correction of the grid node data.

A partition analyzer may be configured to designate a data partition within a database of a grid network, and to perform a mapping of the data partition to a task of an application, the application to be at least partially executed within the grid network. A provisioning manager may be configured to determine a task instance of the task, and to determine the data partition, based on the mapping, where the data partition may be stored at an initial node of the grid network. A processing node of the grid network having processing resources required to execute the task instance and a data node of the grid network having memory resources required to store the data partition may be determined. The task instance may be deployed to the processing node, and the data partition may be re-located from the initial node to the data node, based on the comparison.

The invention discloses a Bluetooth intelligent lock system and a control method thereof. The system comprises a Bluetooth key and a Bluetooth lock, wherein the Bluetooth lock is used for receiving aBluetooth signal sent by the Bluetooth key. When the Bluetooth signal is matched with configuration data of the Bluetooth lock, and strength of the Bluetooth signal reaches an unlocking threshold value, the Bluetooth lock is controlled to unlock. In the system, the Bluetooth lock, the Bluetooth key and an intelligent terminal can communicate through a Bluetooth grid networking mode, so that the Bluetooth lock is controlled to lock or unlock more flexibly, and the position of the Bluetooth key can be found through the intelligent terminal. A sensor module is arranged in the Bluetooth lock, so that unlocking is more accurate. The Bluetooth key adopts a low-power-consumption micro special electronic device, realizes one-step unlocking, and improves convenience and practicability of the Bluetooth intelligent lock.

The invention discloses a networking method for wireless mesh network nodes. The method comprises the steps: enabling each node in a wireless mesh network to receive a private protocol message broadcasted by each node in the mesh network, wherein the message at least carries address information of the node and function parameter information; acquiring the function parameter information of each node according to the private protocol message, and selecting the node with the highest level according to a selection strategy; determining the level information of the node relative to the highest level node according to the private protocol message forwarding path jump information, and broadcasting the level information of the node to each node in the wireless mesh network; and determining a mainnode according to the received information of each node level. According to the invention, the modes of the master node and the slave node are formed in the network, and the master node is arranged inthe network, so that the management of the mesh network is facilitated, the natural defects of the mesh network are overcome, and the mesh network is prevented from forming an invalid network.

The invention discloses a processing method of a thermal compensation molybdenum wafer surface coating for manufacturing a high-power thyristor, and belongs to a high melting metal deposition processing method of pure molybdenum material surface. Rhodium or ruthenium with purity of more than 99 percent is used as a target; a thin layer of the rhodium or the ruthenium is deposited on a molybdenum wafer by a double-layer glow plasma diffusion metalizing technology; the adopted process conditions are as follows: the workpiece voltage is more than 600V and less than 900V, the source voltage is 850V to 1,000V and the workpiece temperature is more than 900 DEG C and less than 1,200 DEG C; and the treatment time is 0.5 to 2 hours. Compared with the conventional methods of plating and electron beam assisted physical vapor deposition and the like, the production flow is short, and the yield and the coating bonding force are high. The method particularly can be applied to processing of surface deposited rhodium or ruthenium coatings of thermal compensation molybdenum wafers of ultrahigh-power high-power thyristors in the fields of ultra (super) high voltage direct-current power transmission engineering, high power grid networking, high-speed locomotive traction and the like.

A method and system for dynamic information exchange on mesh network devices. Mobile location aware mesh network devices automatically exchange information with other mobile location aware devices that are located at a pre-determined distance of each other at a desired physical location. A server network device compares electronic profiles that include stated interests of the mobile location aware devices. The server network device also provides additional information to the mobile location aware mesh network devices based on stated interests in the electronic profiles of the mobile location aware network devices.

Mixed mode security is provided for a mesh network comprising a plurality of open mesh points and at least one secure mesh point that is capable of sending and receiving encrypted traffic. Aspects of the exemplary embodiment include configuring the secure mesh point to forward unencrypted traffic received from one of the plurality of open mesh points; and configuring the secure mesh point to be a source of unencrypted source traffic, and to receive unencrypted traffic that is destined for the secure mesh point to enable routes in the mesh network to terminate at the secure mesh point.

Systems and methods for optimizing energy distribution are disclosed. Exemplary embodiment may: receive a request for separating a grid sub-network from a greater grid network at a grid point of common coupling, and wherein the greater grid network comprises a first set of premises, a first set of energy resources, and a first set of premise points of common coupling; separate the grid sub-network, wherein the grid sub-network comprises a second set of premises, a second set of energy resources, and a second set of premise points of common coupling; distribute energy from the second set of energy resources to the second set of premises of the grid sub-network; receive a request to reintegrate the grid sub-network to the greater grid network; reintegrate the grid sub-network; and distribute energy from the first set of energy resources to the first set of premises of the greater grid network.

Techniques for providing a localized blockchain that uses a mesh network to facilitate transactions for a localized event are provided. An electronic device can receive data from a localized mesh network to establish the device as a node on the localized mesh network. The established node can generate a cryptocurrency wallet that can be loaded with an initial amount of localized cryptocurrency tokens from a total amount of localized cryptocurrency tokens. The total amount of localized cryptocurrency tokens can be previously mined by a central authority of the localized mesh network. The established node can conduct transactions within the localized mesh network utilizing the localized cryptocurrency tokens. The established node can receive a portion of a cryptocurrency token for transmitting transactional data to a next nearest node on the localized mesh network to help facilitate a transaction involving other nodes on the network.

A blockchain-enabled network and application service mesh network architecture including a network service mesh network including network service domains configured to communicate with each other, each including network service endpoints and a network service manager to broadcast the availability of the network service endpoints. The architecture further includes an application service mesh network that includes applications configured to communicate with each other and a network service domain. Smart contracts including network slicing information from the network service mesh network and the application service mesh network are recorded to a blockchain network.

A storage system is described where goods are stored in containers (10) and the containers (10) are stored in stacks (12). Above the stacks (12) runs a grid network of tracks on which load handling devices 30 run. The load handling devices (30) lift containers (10) from the stacks (12) and deposit them at alternative locations in the stacks or deposit them at stations where goods may be removed oralternative functions may be undertaken. The containers (10) may be provided with one or more of the following services: power, power control, heating, lighting, cooling, sensing means, and data logging means. The provision of these services within individual containers rather than across the system as a whole, allows for flexibility in storage whilst reducing cost and inefficiency. The containers (10) when removed from the stacks (12) are electrically connected to the load handling device (30), power being supplied by a power supply within the load handling device (30).

Various exemplary embodiments are a method and apparatus for selecting an access solution in a Grid network including one or more of the following: receiving an application request, the application request having an associated application cost; identifying a plurality of Grid endpoints for which the application cost is not more than an amount of available resources at each of the plurality of Grid endpoints; computing, for each of the plurality of Grid endpoints, a lowest cost path to access the Grid endpoint; and selecting, as the access solution, a first Grid endpoint of the plurality of Grid endpoints. Various exemplary embodiments are a method of selecting aback-up access solution in a Grid network including one or more of the following: ordering a first plurality of couples according to one or more metrics; determining a strategy; and calculating a share of resource load for each couple in the strategy.

A lighting system is described in which light sources are controlled using signals sent over a wireless mesh network. During a commissioning process, a user interface may present a representation of nodes (e.g., light sources, sensors, controllers) that are broadcasting wireless advertising signals. In response to a selection of a particular node, a wireless message may be sent to instruct the selected node to provide a visual indication of its presence, such as a flashing light. The visual indication may enable a user to discern the physical location of the node, such that each node may be added to the mesh network and, in some instances, to a group of nodes. The interface may also enable the definition of scenes, where each scene describes the brightness level or other operating characteristics of particular light source(s) and / or group(s) of light sources when the scene is active.

The embodiment of the invention discloses a wireless grid network access method and device, computing equipment and a storage medium. The wireless grid network access method comprises the following steps: sending wireless grid network access point detection information; receiving first feedback information corresponding to the wireless grid network access point detection information; selecting a wireless grid network access point meeting a preset condition according to the first feedback information; and accessing to the wireless mesh network through the wireless mesh network access point. According to the embodiment of the invention, rapid networking of the wireless mesh network can be realized.

The invention discloses a method and a system for determining wireless mesh network flow. The method comprises the following steps: constructing a deep belief network model; collecting end-to-end flowof the to-be-detected wireless grid network, and taking the end-to-end flow as a priori measurement value of the first network flow; performing zero-mean processing on the prior measurement value, and obtaining a low-frequency component and a high-frequency component of the processed zero-mean network flow value; inputting the low-frequency component into a deep belief network model to obtain a low-frequency prediction value of the network flow; predicting a high-frequency component by adopting a space-time compressed sensing technology to obtain a high-frequency prediction value of the network flow; and performing discrete wavelet transform on the low-frequency predicted value of the network flow and the high-frequency predicted value of the network flow to obtain a predicted value of the end-to-end flow, a flow value of the network to be detected. The network flow can be accurately predicted, and the method and the system have the characteristic of low prediction difficulty.

The invention discloses a method for improving data transmission reliability in a wireless mesh network. The wireless mesh network Mesh comprises more than two mesh entrance access nodes MPP accessedto an external network, wherein one MPP node is a first MPP management node. The method includes the steps of: any Mesh access node (MAP) supporting AP function is accessed to the node MAP: a switching command from a first MPP management node is received, the switching command carries information of a destination MPP node to be switched, the destination address of the received data stream of whichthe destination address is the first MPP management node is modified into the destination MPP node according to the information of the destination MPP node carried in the switching command, and the data stream is transmitted based on the modified destination address. In the Mesh network with multiple outlets, active switching and passive switching are provided, and the reliability of data transmission is improved.

The invention discloses a wireless mesh network upgrading method and device, a main node and a storage medium, and belongs to the technical field of network upgrading. The method comprises the following steps: acquiring upgrade firmware information, and sending the upgrade firmware information to at least one child node; determining a test node from the at least one child node; sending an upgrade instruction to the test node to enable the test node to perform firmware upgrade according to the upgrade firmware information, and feeding back upgrade result information to the main node; and if upgrading success information sent by the test node is received, controlling the remaining child nodes to synchronously carry out firmware upgrading with the main node. According to the invention, the upgrade test is carried out through the test node, and the upgrade is carried out comprehensively after the test succeeds, so that the upgrade of each node in the network can be carried out under the condition that the upgrade firmware is determined to be normal, thereby avoiding the paralysis of the whole network caused by the firmware abnormity or the upgrade abnormity of the main node.

The invention discloses a micro-grid networking system applicable to high-power wind power absorption. The micro-grid networking system applicable to high-power wind power absorption comprises a micro-grid networking system, at least one wind power plant, at least one high-capacity power conversion system, an AC bus I and a special wind power transmission line, wherein the micro-grid networking system comprises at least two micro-grid units and a system-level dispatching center; the wind power plant is connected with the AC bus I by virtue of the high-capacity power conversion system; the AC bus I is connected with the special wind power transmission line; the special wind power transmission line is connected with the micro-grid units included in the micro-grid networking system; and the system-level dispatching center is connected with each micro-grid unit. According to the micro-grid networking system disclosed by the invention, the problems that the high-power wind power is difficultly absorbed, a charging load of an electric automobile has high requirements on distribution network capacity and generating capacity and the like are solved.

The invention discloses an electrical equipment automation control cabinet. The control cabinet comprises a supporting mechanism and a temperature and humidity sensor, wherein the temperature and humidity sensor is disposed at the inner side of the supporting mechanism; and the control cabinet further comprises a feeding mechanism which is used for cooling and extinguishing fire, a conveying mechanism which is used for conveying fire extinguishing gas and cooling gas, and a sealing mechanism which is used for connecting the feeding mechanism and the conveying mechanism, wherein the upper end and one side of the supporting mechanism are connected with a mounting mechanism, and the interior of the mounting mechanism is connected with the feeding mechanism and the conveying mechanism. According to the control cabinet, a grid network can be formed through cooperation of the feeding mechanism and the conveying mechanism, so that localized cooling and fire extinguishing can be accurately carried out on the area on the inner side of a fixing frame, small-area high temperature treatment is carried out in advance, loss is avoided, through cooperation of the feeding mechanism, the sealing mechanism and a fixing mechanism, the feeding mechanism can be rapidly installed and replaced, and the connection sealing performance and stability of the feeding mechanism are improved.