Correction of Chinese emission

ef_china_speed(speed, f = "G", standard, p, long = FALSE)

Arguments

speed

numeric speed km/h

f

Character;fuel: "G", "D", "CNG"

standard

Character vector; "PRE", "I", "II", "III", "IV", "V".

p

Character; pollutant: "CO", "NOx","HC", "PM", "Evaporative_driving" or "Evaporative_parking"

long

Logical, to process long format of ef

Value

long data.frame

Examples

{
data(net)
head(ef_china_speed(speed = net$ps, standard = "I", p = "CO"))
head(ef_china_speed(speed = net$ps,
                    standard = c("II", "I"),
                    p = "NOx"))
}
#>     V1   V2
#> 1 1.38 1.38
#> 2 1.13 1.13
#> 3 1.38 1.38
#> 4 0.86 0.86
#> 5 0.90 0.90
#> 6 0.86 0.86