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Title:
SHALLOW AND NARROW RIVERWAY ECOLOGICAL MANAGEMENT SYSTEM BASED ON ARTIFICIAL ECOLOGICAL ISLAND AND CONSTRUCTION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2021/077699
Kind Code:
A1
Abstract:
Disclosed are a shallow and narrow riverway ecological management system based on an artificial ecological island and a construction method therefor. A plurality of artificial ecological islands are constructed in a riverway, a submerged plant planting blanket is laid on a riverbed of the riverway, and an aeration device is provided; wherein an island body of the artificial ecological island is an annular body that is hollow in the middle portion, water flow channels and supporting portions are arranged at intervals and in a staggered manner at the bottom of the annular body, and water flow is filtered and purified by means of a filter material matrix filled in the annular body; an aeration point is provided at the hollow position of the annular body, and air is pumped into a water body in the portion, so that the content of dissolved oxygen in the water body can be increased and the water quality can be improved; emergent plants and floating-leaved plants are planted on biological matrix soil layers at the upper half portion and the annular top of the annular body, and the submerged plant planting blanket on which submerged plants are cultivated is laid on the riverbed of the riverway, so that the aquatic plants can be used for further purifying the water body and beautifying the island body.

Inventors:
WU TAO (CN)
JIAO YUCHENG (CN)
Application Number:
PCT/CN2020/085459
Publication Date:
April 29, 2021
Filing Date:
April 18, 2020
Export Citation:
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Assignee:
SUZHOU CHUNHE ENVIRONMENTAL TECH CO LTD (CN)
International Classes:
C02F9/14; E02B1/00
Attorney, Agent or Firm:
SUZHOU ZHOUZHI PATENT AGENCY (CN)
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