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Trash block system for nuclear plant water intaking channel

A technology for nuclear power plants and water canals, which is applied in the field of pollution control systems to achieve the effects of small deflection, saving operating costs and reducing adhesion

Active Publication Date: 2010-11-17
TIANJIN COASTAL ZONE ENG +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, due to the increasingly serious pollution of the marine environment in my country's coastal areas, in some seasons, wheat straw, marine plants such as: seaweed, algae, etc., and floating sewage such as tourist and domestic waste flood into the water intake channel of the nuclear power plant, which seriously affects the operation of the nuclear power plant and causes the normal water intake. , poses a serious threat to the safe operation of nuclear power plants
At present, some nuclear power plants use floating tanks to stop pollution, but the effect of pollution control is poor, and the ability to resist wind and waves and the stability of work are not high.

Method used

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  • Trash block system for nuclear plant water intaking channel
  • Trash block system for nuclear plant water intaking channel
  • Trash block system for nuclear plant water intaking channel

Examples

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Embodiment Construction

[0025] A pollution interception system for the intake channel of a nuclear power plant is composed of a manual winch 1, a steel wire rope 3 and a pollution interception net. In order to make full use of the backwashing effect of the reciprocating ocean currents, reduce the adhesion of dirt on the trash net, and avoid the accumulation of dirt at the canal mouth, the trash net of this system is arranged in the shape of "people" from the left and right sections of the trash net at the nuclear power station. At the outside of the entrance of the water intake open channel, the angle between the two interception nets is 90°. In order to make the replacement of the trash net convenient and fast, and save costs, the trash net of this system is composed of a primary mesh 4 and a secondary mesh 5. The secondary mesh is hung on the primary mesh, so the net is cleaned. When it is dirty or damaged, the entire mesh does not need to be replaced, only part of the secondary mesh is cleaned and ...

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Abstract

The invention relates to a garbage barrier system for nuclear power plant intake channel, comprising wire cables, a garbage barrier net, and a mechanical hoisting device, wherein wire cables hang over the sea, with two ends fixed with racks on the ground fixing pier platform, and connected with the mechanical hoising device; the garbage barrier net hangs over wire cables, with lower end fixed with the anchor chain used and concrete anchor for seabed. The invention has advantage and beneficial effect that: 1. the garbage barrier effect is great; 2. operation is fast and convenient, and operation fee is saved; 3. the entire net can be put into water to ensure smoothly passing of the dredger, and the hoisting operation is force and time saving; 4. the entire garbage barrier system is capableof bearing relatively big storm impact, so as to ensure safety and reliability of working and safety of the breakwater; 5. the construction cost is low, and maintenance work is small.

Description

Technical field: [0001] The invention relates to a device for intercepting impurities in seawater, in particular to an anti-pollution system for a water intake channel of a nuclear power plant. Background technique: [0002] With the increasingly tense international energy supply situation, in order to meet the rapid growth of power demand and better protect the environment, nuclear power, as a clean energy source, has achieved rapid development. As we all know, the operation of nuclear power plants is inseparable from the water source. The water consumption of nuclear power plants is huge, and the water source system is extremely important for the normal operation of nuclear power plants. However, due to the increasingly serious pollution of the marine environment in my country's coastal areas, in some seasons, wheat straw, marine plants such as: seaweed, algae, etc., and floating sewage such as tourist and domestic waste flood into the water intake channel of the nuclear ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): E02B5/08E02B8/02
Inventor 黎仕庆王广聚顾磊李思源靳庆杰
Owner TIANJIN COASTAL ZONE ENG