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Energy dissipation box

An energy-dissipating box and energy-dissipating technology, which is applied in sea area engineering, construction, barrage/weir, etc., can solve problems such as large negative pressure and poor adaptability, and achieve increased flow area, increased friction, and increased energy-dissipated capacity Effect

Active Publication Date: 2021-05-18
HOHAI UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] Purpose of the invention: In order to overcome the defects of the prior art, the present invention provides an energy dissipation box, which can overcome the shortcomings of excessive negative pressure and poor adaptability during the energy dissipation process, and realize self-adaptive energy dissipation

Method used

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Examples

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Embodiment Construction

[0022] Such as Figure 1-2 As shown, the energy dissipation box of this embodiment is an adaptive energy dissipation box with a circular layered structure. It includes a water inlet 1, an energy dissipation flow path 2, a storage and flow stratosphere 3, a sink 4, a water storage tank 5 and a water outlet 6. Wherein, the energy dissipating flow paths 2 are respectively the first energy dissipating flow path 21 and the second energy dissipating flow path 22 , and the first energy dissipating flow path 21 and the second energy dissipating flow path 22 are stacked sequentially from top to bottom.

[0023] Specifically, please refer to image 3 As shown, the flow channel of the first energy dissipation flow channel 21 includes the first top flow channel 201, the second top flow channel 202, the third top flow channel 203, the fourth top flow channel 204 and the fifth top flow channel which are vertically connected in sequence. Road 205. The bottom surface of the energy dissipat...

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PUM

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Abstract

The invention discloses an energy dissipation box, which belongs to the technical field of water conservancy and hydropower engineering equipment. The energy dissipation box dissipates energy through layers, and each layer disperses energy dissipation, which can alleviate the problem of excessive pressure on the box during energy dissipation. The arrangement of energy dissipation holes, grid bars and energy dissipation sills in each flow channel increases the energy dissipation degree, and at the same time, adaptive energy dissipation can be realized for water flows with different flow rates. Moreover, the open design of the storage stratosphere can solve the exhaust problem during energy dissipation. The design of the layered structure and the different extension directions of the two adjacent flow channels also effectively increases the flow area of ​​the water flow, increases the friction between the water flow and the box, and makes the energy dissipation effect more significant.

Description

technical field [0001] The invention relates to water conservancy and hydropower engineering equipment, in particular to an energy dissipation box used in water conservancy and hydropower engineering. Background technique [0002] In recent years, in order to effectively solve the problem of uneven temporal and spatial distribution of water resources and allocate water resources more rationally, a large number of water conservancy projects have emerged as the times require. In these water conservancy projects, water bodies are usually pressurized with the help of pressurized water pumps to make them reach their destinations. But in many cases, the high-speed water still carries huge energy when it reaches the destination. In order to protect the lower reservoir buildings, the excess energy must be dissipated before the water body reaches the lower reservoir. The idea of ​​energy dissipation is to spread the kinetic energy of high-speed water quickly and safely, so that it c...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): E02B8/06
CPCE02B8/06
Inventor 刘芳俞晓东张健陈胜倪尉祥蒋捷
Owner HOHAI UNIV
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