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  • Yongning road wetland
  • Yongning road wetland
  • Yongning road wetland
  • Yongning road wetland
  • Yongning road wetland
Comprehensive improvement project of water environment in the middle section of Yitong River -- Yongning Road North constructed wetland system project

Project site: Middle section of Yitong River

Project category: Ecological management of water environment

Project size: 15000m3/d

Immediately consult
Project introduction

1、 Project overview

This project is Changchun Yitong River Basin water environment comprehensive treatment project - Yitong River middle section water ecology treatment project - Yitong River City middle section river ecosystem construction project - Yongning Road North constructed wetland system project.

2、 Processing objectives

The treatment scale is 150000m³ / D, and the treatment target is to reach the surface water class IV water with effluent CODCr, ammonia nitrogen and TP. The specific inlet and outlet water concentrations are as follows:

Design water quality of the constructed wetland project in the north of Yongning Road


index

CODcr

Ammonia nitrogen

TP

Inlet water quality(mg/L

60

3.5

0.6

Effluent quality(mg/L

30

1.5

0.3

Removal rate%

50

57.1

50


3、 Process flow