Intelligent control system and method for medium and small hydropower station

An intelligent control system and technology for hydropower stations, applied in electrical program control, comprehensive factory control, comprehensive factory control, etc., can solve problems such as equipment cannot communicate directly, power generation is unstable, and cannot coordinate control and control, so as to eliminate information "islands," The effect of reducing space and time complexity

CN105182917BActive Publication Date: 2017-08-22重庆新世纪电气有限公司 +1
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Publication Date
2017-08-22

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Abstract

The present invention is an intelligent control system and method for small and medium-sized hydropower stations. It is provided with a remote control layer, a station control layer, and at least one single unit control layer, wherein the single unit control layer is provided with an LCU layer and a sensor layer. The LCU layer is composed of at least two functional LCU controllers, each of which is connected to a sensor group at the input of the functional LCU controller. network, forming the LCU layer, the first communication end of the station control layer is connected to the EtherCAT real-time Ethernet, and the second communication end is connected to the remote control layer; the control method of the intelligent control system of the small and medium-sized hydropower station It is an intelligent control system for small and medium-sized hydropower stations that adopts a publish / subscribe mechanism to establish a unified information platform for the whole station to realize the sequential logic control and synchronous chain adjustment control functions of the intelligent hydropower station control system.
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Description

technical field

[0001] The invention relates to the field of hydropower station control equipment, in particular to an intelligent control system and method for small and medium-sized hydropower stations. Background technique

[0002] In order to implement the overall deployment of energy saving and emission reduction in the "Twelfth Five-Year Plan" and the State Council's instructions on increasing the efficiency and expansion of rural hydropower, the new generation of hydropower stations characterized by informatization, automation and interaction have been fully promoted, marking the The automation system of small and medium-sized hydropower stations is moving towards the direction of intelligent development. As an important green energy in the smart grid, small and medium-sized hydropower stations will comprehensively promote hydropower efficiency and capacity expansion, and improve the level of automation and informatization. important role in economic development. ...

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Embodiment Construction

[0041] The present invention will be described in further detail below in conjunction with the accompanying drawings and specific embodiments.

[0042] Such as figure 1 Shown: a kind of small and medium-sized hydropower station intelligent control system and method thereof, be provided with remote control layer, station control layer, a single unit control layer, wherein said single unit control layer is provided with LCU layer and sensor layer, said The LCU layer is composed of five functional LCU controllers: unit control LCU, unit protection control LCU, hydraulic control LCU, unit auxiliary control LCU and line transformer control LCU. Sensors, excitation current sensors, rotational speed sensors and guide vane opening sensors, the stator current sensor, rotor current sensor and the first intelligent electricity calculator are connected to the control end of the unit protection control LCU through ZigBee wireless communication, and the hydraulic control LCU The input end ...