fuel_cat: Determine the category of fossil fuels in accordance with...

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

Description

In accordance with GOST 25543 (Table 4) determine the category of fossil fuel by total volume of all fusinite fractions. The next fusinite fractions may be considered:

inertinite

determined in accordance with ISO 7404-3

two thirds of semivitrinite

determined in accordance with GOST R 55662

Usage

fuel_cat(sok)

Arguments

sok	total volume of all fusinite fractions, [%]. Type: [numeric].

Value

Identifier of fossil fuel category according to Table 4 of GOST 25543. Type: [character].

Examples

  fuel_cat(c(5.0, 10, 59, 80))
  # [1] "0" "1" "5" "7"

  # building test:
  stopifnot(
    all(
      fuel_cat(c(5.0, 10, 59, 80)) == c("0", "1", "5", "7")
    )
  )

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