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Power lithium battery industry —— Shaanxi Hongma Technology

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Power lithium battery industry —— Shaanxi Hongma Technology

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Jiangsu Jinrun Environmental Production Engineering Co., Ltd.-Introduction of typical engineering cases-Power lithium battery

Shaanxi Hongma Technology Co., Ltd. (general contracting project of three wastes treatment and industrial wastewater zero discharge)

Company name Shaanxi Hongma Technology Co., Ltd. Unit address North of Daicun Road, Hancheng City, Weinan City
Project scale 1000 tons/day industrial wastewater zero discharge system, 25000m3/h waste gas treatment system, 1000 tons/day reclaimed water reuse system
Industry Sanyuan Power Lithium Battery Industry Sign a contract 2018.12 Project Acceptance 2019.10
Project nature New Contracting EPC general contractor
project name 1000t / day comprehensive wastewater treatment zero discharge project
(Containing heavy metals, high ammonia nitrogen, high salt)
Process flow

Reclaimed water reuse + BUCT-DFAT ammonium water recycling + precision weight removal + MVR evaporation + others

Design Parameters (1) Design water intake index
Project Wash water Mother liquor Other Exhaust gas Unit
Temperature 30-50 30-50 Normal temperature /
pH 11-13 11-13 6-9 / Dimensionless
COD / / 100-350 / mg/L
TDS / / 1000-4000 / mg/L
Total hardness ≤3100 / 600-3000 / mg/L
Chloride ≤2500 / 350 / mg/L
NH4-N 100-1501 8000-10000 / / mg/L
NiCoMn 20 150-160 / / mg/L
Sodium sulfate 150000 10000 / / mg/L
Ammonia-containing exhaust gas concentration / / / 2000 mg/m3
Throughput 20 30 40 25000 m3/h

(2) Design export indicators (including zero discharge of industrial wastewater)
Project Index Unit Note
Conductivity of recycled water

≤0.2

μm/cm Water production 40m³/h
Recovered ammonia concentration ≥15 % Amount of ammonia recovered 2t/h
Ammonia nitrogen after deammonia ≤15 mg/L  
Weight removal water ≤1 mg/L Nickel, cobalt, manganese
Sodium sulfate (yuanming powder) ≥99 % GB/T6009-2014
First class
Heavy metal sludge ≈15 kg/h Reuse for production
Exhaust ≤10 mg/m3 Emission height: 28 meters
Process flow

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Case real shot display

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Factory gate

 

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Water reuse

 

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Deamination and weight reduction

 

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Evaporative drying

 

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Exhaust gas treatment

 

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