anthracite_type: Determine the type of anthracite in accordance with GOST...

In coal-coke/coal.state: Classification, basis recalculation and conventional qualimetry of fossil solid fuels

Description

In accordance with GOST 25543 (Table 7) determine the type of anthracite by volatile matter volume yield, [cm^3/g].

Usage

anthracite_type(vnudaf)

Arguments

vnudaf

volatile matter volume yield, [cm^3/g], measured in accordance with GOST 7303. Type: [double].

Value

Identifier of anthracite type according to Table 7 of GOST 25543. Type: [character].

Examples

anthracite_type(c(0, 99.949, 99.950, 150, 150.049, 150.050, 200, 200.050))
# [1] "05" "05" "10" "10" "10" "15" "15" "20"

# build test:
stopifnot(
  all(
    anthracite_type(c(0, 99.949, 99.950, 150, 150.049, 150.050, 200, 200.050)) ==
    c("05", "05", "10", "10", "10", "15", "15", "20")
  )
)

coal-coke/coal.state documentation built on Feb. 12, 2021, 10:02 a.m.