⚙️
Input Parameters
📊 Basic Parameters
Nm³/h
°C（Range: 140–450℃）
mg/Nm³
g/Nm³
💨 Flue Gas Composition（%）
%
%
%
%(Included in Flue Gas Density Calculation)
% = 100 - O₂ - CO₂ - H₂O - SO₂
💡 The sum of all flue gas components is 100%: N₂= 100% - O₂ - CO₂ - H₂O - SO₂. SO₂is included in the density calculation, while NOₓ is excluded.
🔬 Ash Composition
%（≤ 5%, no additional attenuation required）
%（Incorporated into Kr model）
ppm（Incorporated into Kr model）
🎯 Control Parameters
mg/Nm³
ppm
Hours (typically 16,000–32,000 hours)
%（Manual input/automatic reverse calculation）
Maximum value for auto back-calculation: 6.0%.
🏗️ Structural Parameters
units
Na
Nb
Recommended standard: 12 × 6
Ma
Mb
Enter the number of units separately
(V7 auto-optimized layer)
🔲 Catalyst specifications (CellNo)
🔑 K0 parameter （fresh activity）
m/h (automatically calculated via V7 model)
Select K0 source
💡 The K0 model calculates values automatically based on V₂O₅ content, flue gas composition, temperature and dust concentration. No manual input is required.
m²/m³ (automatically determined by the hole count)
📈
Calculation Result
View complete calculation results
After entering your email address and completing verification, you can view the catalyst dosage calculation results and performance curve graph.
Denitrification efficiency η
-
%
Ammonia nitrogen molar ratio MR
-
VOLKORR safety factor
-
Catalyst Type
-
Cell
Catalyst volume V_EOL
-
m³
Initial installation volume V = V_EOL/Kr
-
m³
Total length of catalyst H （based on initial volume V）
-
mm
Actual number of layers arranged N_layer
-
Layers （each layer ≤ 1200mm）
flue gas velocity v
-
m/s（goal 4-6）
Space Velocity (SV)
-
h⁻¹（typical 3000-5000）
Pressure Drop ΔP_total
-
Pa（typical 100-500）
Ammonia consumption
-
kg/h
Total conversion rate of SO₂ (by total length H)
-
%
Face Velocity AV
-
m/h
📊
performance curve graph
📈 Time dependent curve of denitrification rate （considering Kr decay）
💨 Ammonia Consumption vs. Flue Gas Flow Rate
🔥 Pressure Drop vs. Flue Gas Flow Rate
🌡️ Pressure Drop vs. Temperature
🧪 SO₂ Conversion rate versus temperature curve