calcShipCategory.Rd
Assigns EPA regulatory ship category from engine displacement
calcShipCategory(mainEngineBore, mainEngineStroke)
mainEngineBore | Diameter of the main engine cylinder (mm) (vector of numericals) |
---|---|
mainEngineStroke | Main engine stroke length, the distance travelled by the piston in each cycle (mm) (vector of numericals) |
shipCategory
(vector of ints). Valid values are:
1
2
3
For more information, see Section 3.3.2.1 of the Port Emissions Inventory Guidance.
calcShipCategory(400, 240)#> [1] 3