方法
筛查将设计流量和营养盐目标转换为补充碳源需求、金属盐除磷投加、药剂投加速率、污泥产量、碱度响应及运行成本指标。
用于初步化学计量筛查，覆盖反硝化碳源、耗氧需求、铝盐/铁盐/PAC 加药、缓冲需求、污泥产量、澄清池负荷、储存及成本比较。
Engineering workspace
NutriMatrix Studio
Carbon, phosphorus, sludge & OpEx screening.
Display units
Carbon Source & Denitrification
Stage 1 — Supplemental COD dosing
Primary design inputs
Flow, nitrate, dissolved oxygen, and selected reagent drive the first estimate.
Cubic Meters / Day
m³/d
mg/L
mg/L
mg/L
Polish Load (ΔNO₃-N)
12.00 mg/L240 kg N/d
Required
Operating input
Applies to all cost inputs and outputs. No currency conversion is performed.
CAD/kg
Advanced dosing controlOptional safety multiplier; current 1.00×.
1.00×
1.0× Optimal1.2× Risk1.4×
COD Basis
Catalog basis
Yield Basis
Catalog basis
Density
1.10 kg/L
Chemical Phosphorus Precipitation
Stage 2 — Metal salt coagulant dosing
Calculation basis & model boundaryPreliminary screening estimate; full-scale confirmation remains required.
Calculation basis: Preliminary stoichiometric screening estimate; not a guaranteed full-scale operating or compliance dose. Confirm the final plant dose with site-specific testing and operating data.
Primary phosphorus inputs
TP load, selected coagulant, and alkalinity determine the engineering check.
mg/L
mg/L
mg/L
Precipitation Load (ΔP)
1.60 mg/L32 kg P/d
Required
Manual design ratio.
Manual 1.80:11.2:1 Std1.8:1 Deep P2.5:1 Ultra
Set a manual ratio or return to the target-TP rule.
Operating input
CAD/kg
Influent Alkalinity
Required safety inputMeasured alkalinity used to determine residual and buffer need.
mg/L
Alkalinity model basisSelected coagulant screening basis
Alkalinity demand is evaluated from the selected coagulant screening basis.
Residual alkalinity after dosing:Unavailable — assessment unresolved
Selected reagent basisLiquid Alum 8% · active metal and precipitate basis
Metal Basis
Active Al
Precipitate
AlPO₄ + Al(OH)₃
Density
1.32 kg/L
Valid inputs will calculate stoichiometric dosing rates automatically
Carbon demand · Coagulant dosing · OpEx · Sludge yield
此工程工具目前仅提供英文版本。
01
工程依据
标准 / 参考依据
假设
- 输入包括设计流量、进水和目标营养盐浓度、溶解氧、药剂性质与成本以及实测碱度。
- 结果仅用于初步筛查；设计使用前应确认供应商性质、可处理性、投加点、运行条件和现场数据。
范围 / 限制
- 筛查结果应结合项目数据、适用标准、现场试验和注册工程师审查使用。
- 适用时，应与供应商和现场确认 PAC 碱度、亚铁氧化及投加点条件。