IVT Equation Inputs for Subpart G—Ammonia Manufacturing
This page identifies the variables in the following IVT equations used for subpart G, including the constants, default values, and lookup values:
Equation G-1: Annual CO2 Emissions Arising from Gaseous Feedstock Consumption
- Equation G-2: Annual CO2 Emissions Arising from Liquid Feedstock Consumption
- Equation G-3: Annual CO2 Emissions Arising from Solid Feedstock Consumptio
Equation G-1: Annual CO2 Emissions Arising from Gaseous Feedstock Consumption
Equation G-1 calculates annual CO2 emissions arising from gaseous feedstock consumption.
The table below defines the parameters in this equation and provides the values or sources of any constants, default values, and lookup values.
Parameter | Description | Units of Measure | Value or Source |
---|---|---|---|
CO2,G,k | Annual CO2 emissions arising from gaseous feedstock consumption | metric tons | Output |
Fdstkn | Volume of the gaseous feedstock used in month n | scf of feedstock | User Input |
CCn | Carbon content of the gaseous feedstock, for month n | kg C per kg of feedstock, determined according to 98.74(c) | User Input |
MW | Molecular weight of the gaseous feedstock | kg/kg-mole | User Input |
MVC | Molar volume conversion factor | scf per kg-mole at standard conditions | 849.5 |
44/12 | Ratio of molecular weights, CO2 to carbon | 44/12 | |
0.001 | Conversion factor from kg to metric tons | 0.001 | |
k | Processing unit | 1-n | |
n | Number of month | 1-12 |
Equation G-2: Annual CO2 Emissions Arising from Liquid Feedstock Consumption
Equation G-2 calculates annual CO2 emissions arising from liquid feedstock consumption.
The table below defines the parameters in this equation and provides the values or sources of any constants, default values, and lookup values.
Parameter | Description | Units of Measure | Value or Source |
---|---|---|---|
CO2,L,k | Annual CO2 emissions arising from liquid feedstock consumption | metric tons | Output |
Fdstkn | Volume of the liquid feedstock used in month n | gallons of feedstock | User input |
CCn | Carbon content of the liquid feedstock, for month n | kg C per gallon of feedstock) determined according to 98.74(c). | User input |
44/12 | Ratio of molecular weights, CO2 to carbon | - | 44/12 |
0.001 | Conversion factor from kg to metric tons | - | 0.001 |
k | Processing unit | - | 1-n |
n | Number of month | - | 1-12 |
Equation G-3: Annual CO2 Emissions Arising from Solid Feedstock Consumption
Equation G-3 calculates annual CO2 emissions arising from solid feedstock consumption.
The table below defines the parameters in this equation and provides the values or sources of any constants, default values, and lookup values.
Parameter | Description | Units of Measure | Value or Source |
---|---|---|---|
CO2,S,k | Annual CO2 emissions arising from solid feedstock consumption | metric tons | Output |
Fdstkn | Mass of the solid feedstock used in month n | kg of feedstock | User input |
CCn | Carbon content of the solid feedstock, for month n | kg C per kg of feedstock, determined according to 98.74(c) | User input |
44/12 | Ratio of molecular weights, CO2 to carbon | - | 44/12 |
0.001 | Conversion factor from kg to metric tons | - | 0.001 |
k | Processing unit | - | 1-n |
n | Number of month | - | 1-12 |