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3524 results about "Control layer" patented technology

Control Layer. Define and control who can do what in your organization, and maintain full audit trails of changes to critical data. The control layer is one of the three foundational layers that provide Projector’s core functionality.

Dynamic bidirectional green wave band intelligent coordination control method for urban traffic trunk line

The invention discloses an intelligent coordination control method of a dynamic bi-directional green wave band for an urban traffic trunk road. The method comprises the steps of starting, processing coordination parameters, processing intersection parameters, processing time and processing cycle, etc. The method adopts a double-stage control structure, namely, a control layer of a traffic control center server and a control layer of an intersection intelligent signal controlling machine, through the information interaction and the coordination of the traffic control center server and the intersection intelligent signal controlling machine, phase sequence is optimized in an on-line manner; and common period, highway section upper phase difference, highway section down phase difference, the starting time of an upper coordination phase, the starting time of a down coordination phase, green ratio at each intersection and other key control parameters are optimized and calculated on a real-time basis. The intelligent coordination control method gets rid of the limit of equal intersection intervals required for the coordination control of the green wave band for the urban traffic trunk road, and realizes the unceasing travel of bi-directional traffic flows on the main road by applying the traffic engineering technique, the artificial intelligence technique and the automatic control technique, thereby reducing the parking rate while the traffic capacity of the trunk road is improved, and obviously reducing the traveling time.
Owner:ZHEJIANG UNIV

Virtual Internet-of-things gateway system capable of realizing multiprotocol and network self-adapting

InactiveCN102045896ABroad network applicabilityMeet development needsWireless communicationWide areaControl layer
The invention discloses a virtual Internet-of-things gateway system capable of realizing multiprotocol and network self-adapting; and the gateway system uses a virtual Internet-of-things gateway to connect a sensor network with a traditional communication network and realize the protocol conversions of different types of sensor networks, equipment local interconnect and remote control. The invention is characterized in that the virtual Internet-of-things gateway contains a sensing access module in a sensing access layer, a protocol adaptation module and a network element service module which are in a protocol adaptation layer, a thing-connecting service control module in a control layer, and a heterogeneous network access module in a wide area access layer; the entire system adopts the virtual gateway method; the gateway equipment of the virtual Internet-of-things gateway system are arranged and only a plurality of physical interfaces are required to be added without greatly changing the internal circuit structure, thus the various demands of the future network can be satisfied and the development demand of the future Internet of things can be satisfied; and the incompatibility problem of the existing common gateway to the future Internet of things is effective solved, thus the gateway in the virtual gateway system has wide network applicability.
Owner:ZHONGSHAN IKER DIGITAL TECH

Real-time coordination and control method of photovoltaic micro-grid system

The invention relates to the technical field of photovoltaic micro-grid control, and particularly discloses a real-time coordination and control method of a photovoltaic micro-grid system. A central real-time optimal control layer and a local control layer are involved in the real-time coordination and control method. The central real-time optimal control layer collects the voltage and frequency of an AC bus of the photovoltaic micro-grid system, the charge state of a storage battery pack, the output power of photovoltaic power generation micro-sources, the output power of the storage battery pack, the output power of a super capacitor and the real-time power of a load in real time, generates a real-time coordination and control strategy and a secondary frequency modulation and scheduling plan, and issues the strategy and the plan to all local controllers. The local control layer coordinates and controls all the micro-sources in real time, and particularly achieves the scheduling plan issued by the central real-time optimal control layer. According to the real-time coordination and control method, a micro-grid central optimizing controller can manage, coordinate and control all the local controllers in a unified mode, the micro-grid can efficiently and economically run, the output power of the photovoltaic power generation unit is utilized to the maximum extent, the output power fluctuation and the tracking load change of the photovoltaic power generation unit are restrained, the running method of the micro-grid is reasonably adjusted, and energy balance is achieved.
Owner:EAST GRP CO LTD

Substation secondary system operation and maintenance cloud platform

The invention discloses a substation secondary system operation and maintenance cloud platform, comprising in-place layers and a centralized control layer, which are configured to read data from a production management system directly to realize equipment management, operation management, fault handling, duty management and maintenance management. The in-place layers and the centralized control layer exchange power grid operation data by means of a dispatching data network, and exchange operation and maintenance management data by means of an integrated data network; each in-place layer comprises a substation control layer, a spacing layer and a process layer; each process layer comprises all primary equipment of a substation, and transmits information of the primary equipment of the present layer to the substation control layer by means of corresponding detection equipment; and each spacing layer comprises all secondary equipment of the substation, and transmits information of the primary equipment of the present layer to the substation control layer by means of corresponding detection equipment. The substation secondary system operation and maintenance cloud platform integrates the cloud computing technology, the big data technology, the Internet of things technology and the mobile internet technology, unifies data interfaces and dispatching among different secondary operation and maintenance systems in safety regions, and realizes good management of operation and maintenance information.
Owner:STATE GRID CORP OF CHINA +1
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