bonsai_ipcc.industry.metal package

Submodules

bonsai_ipcc.industry.metal.elementary module

bonsai_ipcc.industry.metal.elementary.c_cob(cob_b, c_b)

Part of Equation 4.2 (tier 2).

This function calculates the carbon content of process materials a used in coke production.

Argument

cob_b (t/yr): float

quantity of by-product b produced in metallurgical coke production

c_b (t/t): float

country-specific carbon content of by-product b

returns:

c_pm (t/year) – Carbon quantity of by-product b from coke production.

rtype:

float

bonsai_ipcc.industry.metal.elementary.c_cob_a(cob_a, c_a)

Part of Equation 4.9 (tier 2).

This function calculates the quantity of carbon in onside coke oven by-product a used iron and steel production.

Argument

cob_a (t/year): float

quantity of onsite coke oven by-product a, consumed in blast furnace

c_a (t/t): float

carbon content of onsite coke oven by-product a, consumed in blast furnace

returns:

c_cob_a (t/yr) – quantity of carbon in onside coke oven by-product a

rtype:

float

bonsai_ipcc.industry.metal.elementary.c_o_b(o_b, c_b)

Part of Equation 4.9 (tier 2).

This function calculates the quantity of carbon in other carbonaceous and process material b used iron and steel production.

Argument

o_b (t/year): float

quantity of other carbonaceous and process material b, consumed in iron and steel prodcution

c_b (t/t): float

carbon content of carbonaceous and process material b

returns:

c_o_b (t/yr) – quantity of carbon in other carbonaceous and process material b

rtype:

float

bonsai_ipcc.industry.metal.elementary.c_pm(pm_a, c_a)

Part of Equation 4.2 (tier 2).

This function calculates the carbon content of process materials a used in coke production.

Argument

pm_a (t/yr): float

quantity of process materials consumed for metallurgical coke production

c_a (t/t): float

country-specific carbon content of material input

returns:

c_pm (t/year) – Carbon quantity of process material a in coke production.

rtype:

float

bonsai_ipcc.industry.metal.elementary.c_pm_a(pm_a, c_a)

Part of Equation 4.10 (tier 2).

This function calculates the carbon quantity of process material a sinter production.

Argument

pm_a (t/year): float

quantity of process material a, other than those listed as separate terms

c_a (t/t): float

carbon factor for material a

returns:

c_pm_a (t/year) – carbon quantity of process material a.

rtype:

float

bonsai_ipcc.industry.metal.elementary.ccontent(f_fix_c, f_volatiles, c_v)

Equation 4.19 (tier3).

This function calculates the carbon content of ferroalloy agent.

Argument

f_fix (t/t): float

mass fraction of fix c in reducing agent.

f_volatile (t/t): float

mass fraction of volatiles in reducing agent.

c_v (t/t):

carbon content in volatiles.

returns:

ccontent (t/yr) – carbon content of ferroalloy.

rtype:

float

bonsai_ipcc.industry.metal.elementary.ch4_coke(ck, ef_ch4)

Equation 4.1a (tier 1a).

This function calculates the CH4 emissions from coke production.

Argument

ck (t/year): float

Quantity of coke produced.

ef_ch4 (t/t): float

Emission factor CO2.

returns:

ch4_coke_tier1a_ (t/year) – Total CH4 emissions generated from coke production (in tonnes CH4).

rtype:

float

bonsai_ipcc.industry.metal.elementary.ch4_dri(dri, ef_dri)

Equation 4.14 (tier 1).

This function calculates the CH4 emissions from direct reduced iron production.

Argument

dri (t/year): float

amount of steel by direct reduced iron production

ef_dri (t/GJ): float

ch4 emission factor for pig iron

returns:

ch4_dri (t/year) – CH4 emissions generated from direct reduced iron production.

rtype:

float

bonsai_ipcc.industry.metal.elementary.ch4_ferroalloy_tier1_(mp, ef)

Equation 4.18 (tier 1).

This function calculates the CH4 emissions from ferroalloy production.

Argument

mp (t/year): float

mass of produced ferroalloy.

ef (t/t): float

CH4 emission factor.

returns:

ch4_ferroalloy (t/year) – CH4 emissions for ferroalloy production.

rtype:

float

bonsai_ipcc.industry.metal.elementary.ch4_ferroalloy_tier2_(mp, ef, furnace_operation_frac)

Equation 4.18 (tier2). Adopted since depended on furnace operation.

This function calculates the CH4 emissions from ferroalloy production per furnace operation type.

Argument

mp (t/year): float

mass of produced ferroalloy.

ef (t/t): float

CH4 emission factor.

furnace_operation_frac (t/t):

fraction of a specific furnace operation type

returns:

ch4_ferroalloy (t/year) – CH4 emissions for ferroalloy production.

rtype:

float

bonsai_ipcc.industry.metal.elementary.ch4_pigiron(pi, ef_pi)

Equation 4.13 (tier 1).

This function calculates the CH4 emissions from blast furnace production of pig iron.

Argument

pi (t/year): float

amount of pig iron produced

ef_pi (t/GJ): float

ch4 emission factor for pig iron

returns:

ch4_pigiron (t/year) – CH4 emissions generated from sinter production.

rtype:

float

bonsai_ipcc.industry.metal.elementary.ch4_sinter(si, ef_si)

Equation 4.12 (tier 1).

This function calculates the CH4 emissions from sinter production.

Argument

si (t/year): float

amount of sinter produced

ef_si (t/GJ): float

ch4 emission factor for sinter

returns:

ch4_sinter (t/year) – CH4 emissions generated from sinter production.

rtype:

float

bonsai_ipcc.industry.metal.elementary.ch4_steel_total(sinter, dri, pigiron)

Equation 4.x (tier 1).

Required to sum up all subprocess of steel prodcution.

Argument

pigiron (t/year): float

CH4 from pig iron production

dri (t/year): float

CH4 from direct reduced iron

sinter (t/year): float

CH4 from sinter ore production

returns:

ch4_steel_total (t/yr) – total ch4 of steel production

rtype:

float

bonsai_ipcc.industry.metal.elementary.co2_coke_tier1a_(ck, ef_co2)

Equation 4.1 (tier 1a).

This function calculates the CO2 emissions from coke production.

Argument

ck (t/year): float

Quantity of coke produced.

ef_co2 (t/t): float

Emission factor CO2.

returns:

co2_coke_tier1a_ (t/year) – Total CO2 emissions generated from coke production (in tonnes CO2).

rtype:

float

bonsai_ipcc.industry.metal.elementary.co2_coke_tier1b_(cc, ck, c_cc, c_ck)

Equation 4.1b (tier 1b).

This function calculates the CO2 emissions from coke production.

Argument

ck (t/year): float

Quantity of coke produced.

cc (t/year): float

Quantity of coking coal produced.

c_ck (t/t): float

default carbon content of metallurgical coke.

c_cc (t/t): float

default carbon content of coking coal.

returns:

co2_coke_tier1b_ (t/year) – Total CO2 emissions generated from coke production (in tonnes CO2).

rtype:

float

bonsai_ipcc.industry.metal.elementary.co2_coke_tier2_(cc, c_cc, c_pm, bg, c_bg, co, c_co, cog, c_cog, c_cob, e_flaring)

Equation 4.2 (tier 2).

This function calculates the CO2 emissions from coke production.

Argument

cc (t/year): float

Quantity of coking coal produced.

c_cc (t/t): float

country-specific carbon content of coking coal.

c_pm (t/yr): float

quantity of carbon from all other process materials consumed for metallurgical coke production

bg (t/yr): float

quantity of blast furnace gas consumed in coke oven

c_bg (t/t): float

country-specific carbon content of blast furnace gas

co (t/yr): float

quantity of metallurgical coke produced

c_co (t/t): float

country-specific carbon content of metallurgical coke

cog (t/yr): float

quantity of coke oven gas produced but not recirculated and therefore not consumed for metallurgical coke production

c_cog (t/t): float

country-specific carbon content of coke oven gas

c_cob_b (t/yr): float

quantity of carbon in all coke oven by-products

e_flaring (t/yr): float

co2 emissions from flaring, deducted from the carbon mass balance, as the corresponding emissions are estimated as fugitive emissions using the methodology described in Section 4.3.2.2 Chapter 4 Volume 2 of the 2019 Refinement

returns:

co2_coke_tier2_ (t/year) – Total CO2 emissions generated from coke production (in tonnes CO2).

rtype:

float

bonsai_ipcc.industry.metal.elementary.co2_dri_tier1_(q, ef_co2)

Equation 4.6 (tier 1).

This function calculates the CO2 emissions from direct reduced iron production.

Argument

q (t/year): float

Quantity of direct reduced iron produced.

ef_co2 (t/t): float

Emission factor CO2.

returns:

co2_dri_tier1_ (t/year) – Total CO2 emissions generated from direct reduced iron production (in tonnes CO2).

rtype:

float

bonsai_ipcc.industry.metal.elementary.co2_dri_tier2_(dri_ng, c_ng, dri_bz, c_bz, dri_ck, c_ck)

Equation 4.11 (tier 2).

This function calculates the CO2 emissions from direct induced iron production.

Argument

dri_ng (GJ/year): float

amount of natural gas used in direct reduced iron production

c_ng (t/GJ): float

carbon factor for natural gas

dri_bz (GJ/year): float

amount of coke breeze used in direct reduced iron production

c_bz (t/GJ): float

carbon factor for coke breeze

dri_ck (GJ/year): float

amount of metallurgical coke used in direct reduced iron production

c_ck (t/GJ): float

carbon factor for metallurgical coke

returns:

co2_dri_tier2_ (t/year) – CO2 emissions generated from direct induced iron production (in tonnes CO2).

rtype:

float

bonsai_ipcc.industry.metal.elementary.co2_ferroalloy_tier1_(mp, ef)

Equation 4.15 (tier 1).

This function calculates the CO2 emissions from ferroalloy production.

Argument

mp (t/year): float

Quantity of ferroalloy type produced.

ef (t/t): float

CO2 emission factor per ferroalloy type.

returns:

co2_ferroalloy (t/year) – CO2 emissions generated from ferroallay production.

rtype:

float

bonsai_ipcc.industry.metal.elementary.co2_ferroalloy_tier2_3_(co2_in_agent, co2_in_ore, co2_in_slag, co2_out_product, co2_out_non_product)

Equation 4.16 (tier 2).

This function calculates the CO2 emissions from ferroalloy production.

Argument

in_agent (t/year): float

CO2 emissions for agent input.

in_ore (t/year): float

CO2 emissions for ore input.

in_slag (t/year): float

CO2 emissions for slag input.

out_product (t/year): float

CO2 emissions for prodcut output.

out_non_product (t/year): float

CO2 emissions for non-product output.

returns:

co2_ferroalloy (t/year) – CO2 emissions generated from ferroallay production.

rtype:

float

bonsai_ipcc.industry.metal.elementary.co2_flaring(q_bfg, q_ldg, r_bfg, cc_bfg, r_ldg, cc_ldg)

Equation 4.8a (tier 1).

This function calculates the CO2 emissions from gas flaring.

Argument

q_bfg (t/year): float

Quantity of blast furnace gas produced.

q_ldg (t/year): float

Quantity of converter gas produced.

r_bfg (t/t): float

rate of BFG removed from the production steam and then flared.

cc_bfg (t/t): float

carbon content of BFG

r_ldg (t/t): float

rate of LDG removed from the production steam and then flared.

cc_ldg (t/t): float

carbon content of LDG

returns:

co2_flaring (t/year) – Total CO2 emissions generated from gas flaring (in tonnes CO2).

rtype:

float

bonsai_ipcc.industry.metal.elementary.co2_in_agent_tier2_(m, ef)

Equation 4.16 (tier 2).

This function calculates the CO2 emissions from ferroalloy production in reducing agents.

Argument

m (t/year): float

mass of reducing agent.

ef (t/t): float

CO2 emissions factor for reducing agent.

returns:

co2_in_agent (t/year) – CO2 emissions for agent.

rtype:

float

bonsai_ipcc.industry.metal.elementary.co2_in_agent_tier3_(m, ccontent)

Equation 4.17 (tier 3).

This function calculates the CO2 emissions from ferroalloy production in reducing agents.

Argument

m (t/year): float

mass of reducing agent.

ccontent (t/t): float

C content factor for reducing agent.

returns:

co2_in_agent (t/year) – CO2 emissions for agent.

rtype:

float

bonsai_ipcc.industry.metal.elementary.co2_in_ore(m, ccontent)

Equation 4.16 (tier 2).

This function calculates the CO2 emissions from ferroalloy production in ores.

Argument

m (t/year): float

mass of reducing agent.

ccontent (t/t): float

carbon content for ore.

returns:

co2_in_ore (t/year) – CO2 emissions for ore.

rtype:

float

bonsai_ipcc.industry.metal.elementary.co2_in_slag(m, ccontent)

Equation 4.16 (tier 2).

This function calculates the CO2 emissions from ferroalloy production in slags.

Argument

m (t/year): float

mass of reducing agent.

ccontent (t/t): float

carbon content for slag.

returns:

co2_in_slag (t/year) – CO2 emissions for slag.

rtype:

float

bonsai_ipcc.industry.metal.elementary.co2_out_non_product(m, ccontent)

Equation 4.16 (tier 2).

This function calculates the CO2 emissions from ferroalloy production in non-product outgoing stream.

Argument

m (t/year): float

mass of reducing agent.

ccontent (t/t): float

carbon content for slag.

returns:

co2_out_non_product (t/year) – CO2 emissions for non-product outgoing stream.

rtype:

float

bonsai_ipcc.industry.metal.elementary.co2_out_product(m, ccontent)

Equation 4.16 (tier 2).

This function calculates the CO2 emissions from ferroalloy production in product.

Argument

m (t/year): float

mass of reducing agent.

ccontent (t/t): float

carbon content for slag.

returns:

co2_out_product (t/year) – CO2 emissions for product.

rtype:

float

bonsai_ipcc.industry.metal.elementary.co2_pellet(q, ef_co2)

Equation 4.8 (tier 1).

This function calculates the CO2 emissions from pellet production.

Argument

q (t/year): float

Quantity of pellet produced.

ef_co2 (t/t): float

Emission factor CO2.

returns:

co2_dri_tier1_ (t/year) – Total CO2 emissions generated from pellet production (in tonnes CO2).

rtype:

float

bonsai_ipcc.industry.metal.elementary.co2_pigiron(q, ef_co2)

Equation 4.5 (tier 1).

This function calculates the CO2 emissions from pig iron production.

Argument

q (t/year): float

Quantity of pig iron produced.

ef_co2 (t/t): float

Emission factor CO2.

returns:

co2_pigiron (t/year) – Total CO2 emissions generated from pig iron production (in tonnes CO2).

rtype:

float

bonsai_ipcc.industry.metal.elementary.co2_sinter_tier1_(q, ef_co2)

Equation 4.7 (tier 1).

This function calculates the CO2 emissions from sinter production.

Argument

q (t/year): float

Quantity of sinter produced.

ef_co2 (t/t): float

Emission factor CO2.

returns:

co2_dri_tier1_ (t/year) – Total CO2 emissions generated from sinter production (in tonnes CO2).

rtype:

float

bonsai_ipcc.industry.metal.elementary.co2_sinter_tier2_(cbr, c_cbr, cog, c_cog, bfg, c_bfg, c_pm_a)

Equation 4.10 (tier 2).

This function calculates the CO2 emissions from sinter production.

Argument

cbr (t/year): float

quantity of purchased and on-site produced coke breeze used for sinter production

c_cbr (t/t): float

carbon factor for coke

cog (t/year): float

quantity of coke oven gas consumed in stationary combustion equipment in iron and steel production

c_cog (t/t): float

carbon factor for coke oven gas

bfg (t/year): float

quantity of blast furnace gas transferred off site or to other facilities in an integrated plant

c_bfg (t/t): float

carbon factor for blast furnace gas

c_pm_a (t/year): float

quantity of carbon in all process materials, other than those listed as separate terms

returns:

co2_sinter_tier2_ (t/year) – CO2 emissions generated from sinter production (in tonnes CO2).

rtype:

float

bonsai_ipcc.industry.metal.elementary.co2_steel_total_tier1_(steel, dri, pigiron, sinter, pellet, flaring)

Equation 4.x (tier 1).

Required to sum up all subprocess of steel prodcution.

Argument

steel (t/year): float

CO2 from steelmaking

dri (t/year): float

CO2 from direct reduced iron

pigiron (t/year): float

CO2 from pigiron production

sinter (t/year): float

CO2 from sinter ore production

pellet (t/year): float

CO2 from iron pellet production

flaring (t/year): float

CO2 flaring

returns:

co2_steel_total (t/yr) – total co2 of steel production

rtype:

float

bonsai_ipcc.industry.metal.elementary.co2_steel_total_tier2_(steel, sinter, dri)

Equation 4.x (tier 1).

Required to sum up all subprocess of steel prodcution.

Argument

steel (t/year): float

CO2 from steelmaking

dri (t/year): float

CO2 from direct reduced iron

sinter (t/year): float

CO2 from sinter ore production

returns:

co2_steel_total (t/yr) – total co2 of steel production

rtype:

float

bonsai_ipcc.industry.metal.elementary.co2_steelmaking_tier1_(q, ef_co2)

Equation 4.4 (tier 1). Revised to simplify.

This function calculates the CO2 emissions from iron and steel production.

Argument

q (t/year): float

Quantity of steel produced.

ef_co2 (t/t): float

Emission factor CO2.

returns:

co2_steelmaking_tier1_ (t/year) – Total CO2 emissions generated from iron and steel production (in tonnes CO2).

rtype:

float

bonsai_ipcc.industry.metal.elementary.co2_steelmaking_tier2_(pc, c_pc, c_cob_a, ci, c_ci, l, c_l, d, c_d, ce, c_ce, c_o_b, cog, c_cog, s, c_s, ip, c_ip, bfg, c_bfg)

Equation 4.9 (tier 2).

This function calculates the total CO2 emissions of iron and steel production.

Argument

pc (t/year): float

quantity of coke consumed in iron and steel production

c_pc (t/t): float

carbon factor for coke

c_cob_a (t/year): float

quantity of carbon in all onsite coke oven by-products, consumed in blast furnace

ci (t/year): float

quantity of coal directly injected into blast furnace

c_ci (t/t): float

carbon factor for coal injected

l (t/year): float

quantity of limestone consumed in iron and steel production

c_l (t/t): float

carbon factor for limestone

d (t/year): float

quantity of dolomite consumed in iron and steel production

c_d (t/t): float

carbon factor for dolomite

ce (t/year): float

quantity of carbon electrodes consumed in EAFs

c_ce (t/t): float

carbon factor for carbon electrodes

c_o_b (t/year): float

quantity of carbon in all other carbonaceous and process material b

cog (t/year): float

quantity of coke oven gas consumed in stationary combustion equipment

c_cog (t/t): float

carbon factor for coke oven gas

s (t/year): float

quantity of steel produced

c_s (t/t): float

carbon factor for steel

ip (t/year): float

quantity of coke consumed in iron and steel production

c_ip (t/t): float

carbon factor for coke

bfg (t/year): float

quantity of blast furnace gas transferred off site or to other facilities in an integrated plant

c_bfg (t/t): float

carbon factor for blast furnace gas

returns:

co2_steelmaking_tier2_ (t/year) – Total CO2 emissions of iron and steel production (in tonnes CO2).

rtype:

float

bonsai_ipcc.industry.metal.elementary.e_c2f6_tier1_(ef, mp)

Equation 4.25 (tier 1).

This function calculates the emissions of c2f6 from aluminium production.

Argument

ef (kg/t): float

emission factor by technology type for c2f6.

mp (t/yr): float

metal production by cell technology type.

returns:

e_c2f6 (kg/yr) – emissions of c2f6 from aluminium production.

rtype:

float

bonsai_ipcc.industry.metal.elementary.e_c2f6_tier2_3_(e_cf4, f)

Equation 4.26 (tier 2 and 3).

This function calculates the emissions of c2f6 from aluminium production.

Argument

e_cf4 (kg/yr): float

emission of CF4 from aluminium production.

f (kg/kg): float

weight fraction of c2f6 per cf4.

returns:

e_c2f6 (kg/yr) – emissions of c2f6 from aluminium production.

rtype:

float

bonsai_ipcc.industry.metal.elementary.e_cf4_tier1_(ef, mp)

Equation 4.25 (tier 1).

This function calculates the emissions of cf4 from aluminium production.

Argument

ef (kg/t): float

emission factor by technology type for cf4.

mp (t/yr): float

metal production by cell technology type.

returns:

e_cf4 (kg/yr) – emissions of cf4 from aluminium production.

rtype:

float

bonsai_ipcc.industry.metal.elementary.e_cf4_tier2_3_(s_cf4, aem, mp)

Equation 4.26 (tier 2 and 3).

This function calculates the emissions of cf4 from aluminium production.

Argument

s_cf4 (kg/t / min/d): float

slope coefficient for cf4.

aem (min/d): float

anode effect minutes per cell-day.

mp (t/yr): float

metal production by cell technology type.

returns:

e_cf4 (kg/yr) – emissions of cf4 from aluminium production.

rtype:

float

bonsai_ipcc.industry.metal.elementary.e_co2_anode(nac, mp, s_a, ash_a)

Equation 4.21 (tier 2 and 3).

This function calculates the co2 emission from prebaked anode consumption.

Argument

nac (t/t): float

net prebaked anode consumption per tonne of aluminium.

mp (t/yr): float

total aluminium production.

s_a (t/t): float

sulphur content in baked anodes

ash_a (t/t): float

ash content in baked anodes

returns:

e_co2_anode (t/yr) – co2 from prebaked anode consumption.

rtype:

float

bonsai_ipcc.industry.metal.elementary.e_co2_lead(q, ef)

Equation 4.32 (tier 1). Revised.

This function calculates the CO2 emissions from lead production.

Argument

q (t/yr): float

amount of lead produced by process type.

ef (kg/t): float

CO2 emission factor for process type.

returns:

e_co2_lead (Gg/yr) – CO2 from lead production.

rtype:

float

bonsai_ipcc.industry.metal.elementary.e_co2_magnesium(p, ef)

Equation 4.28, 4.29 (tier 1, 2).

This function calculates the co2 emissions from primary magnesium production.

Argument

p (t/yr): float

primary magnesium production by resource type .

ef (t/t): float

co2 emission factor.

returns:

e_co2_magnesium (Gg/yr) – co2 emissions from primary aluminium production.

rtype:

float

bonsai_ipcc.industry.metal.elementary.e_co2_packing(pcc, ba, s_pc, ash_pc)

Equation 4.23 (tier 2 and 3).

This function calculates the co2 emission from bake furnace packing material.

Argument

pcc (t/t): float

packing coke consumption.

ba (t/yr): float

baked anode production.

s_pc (t/t): float

sulphur content in packing coke

ash_pc (t/t): float

ash content in packing coke

returns:

e_co2_packing (t/yr) – co2 from bake furnace packing material.

rtype:

float

bonsai_ipcc.industry.metal.elementary.e_co2_pitch(ga, h_w, ba, wt)

Equation 4.22 (tier 2 and 3).

This function calculates the co2 emission from pitch volatiles combustion.

Argument

ga (t/yr): float

initial weight of green anodes.

h_w (t/t): float

hydrogen content in green anodes.

ba (t/yr): float

baked anode production

wt (t/t): float

waste tar collected per anode as ratio

returns:

e_co2_pitch (t/yr) – co2 from pitch volatiles combustion.

rtype:

float

bonsai_ipcc.industry.metal.elementary.e_co2_prebake(e_co2_anode, e_co2_pitch, e_co2_packing)

Equation 4.x (tier 2 and 3).

This function calculates the co2 emission of aluminium production. Not explicitly as an equation in the guidelines, but required.

Argument

e_co2_anode (t/yr): float

co2 emission from prebaked anode consumption.

e_co2_pitch (t/yr): float

co2 emission from pitch volatiles combustion.

e_co2_packing (t/yr): float

co2 emission from bake furnace packing material

returns:

e_co2 (t/yr) – co2 of aluminium production.

rtype:

float

bonsai_ipcc.industry.metal.elementary.e_co2_soderberg(pc, mp, csm, bc, s_p, ash_p, h_p, s_c, ash_c, cd)

Equation 4.24 (tier 2 and 3).

This function calculates the co2 emission from bake furnace packing material.

Argument

pc (t/t): float

paste consumption per aluminium.

csm (kg/t): float

emissions of cyclohexane soluble matter, as kg per tonne aluminium.

mp (t/yr): float

total aluminium production

bc (t/t): float

binder content in paste (dry paste)

s_p (t/t): float

sulhur content in pitch

ash_p (t/t): float

ash content in pitch

h_p (t/t): float

hydrogen content in pitch

s_c (t/t): float

sulphur content in calcined coke

ash_c (t/t): float

ash content in calcined coke

cd (t/t): float

carbon in skimmed dust from soderberg cells

returns:

e_co2_soderberg (t/yr) – co2 emission from paste consumption (soderberg cells).

rtype:

float

bonsai_ipcc.industry.metal.elementary.e_co2_tier1_(mp, ef)

Equation 4.20 (tier1).

This function calculates the co2 emission of aluminium production.

Argument

mp (t/yr): float

aluminium production.

ef (t/t): float

co2 emission factor.

returns:

e_co2 (t/t) – co2 of aluminium production.

rtype:

float

bonsai_ipcc.industry.metal.elementary.e_co2_zinc(q, ef)

Equation 4.33, 4.34 (tier 1). Revised.

This function calculates the CO2 emissions from zinc production.

Argument

q (t/yr): float

amount of zinc produced by process type.

ef (kg/t): float

CO2 emission factor for process type.

returns:

e_co2_lead (Gg/yr) – CO2 from zinc production.

rtype:

float

bonsai_ipcc.industry.metal.elementary.e_sf6_magnesium(mg_c, ef)

Equation 4.30 (tier 1).

This function calculates the SF6 emissions from primary magnesium production.

Argument

mg_c (t/yr): float

amount of magnesium casting.

ef (kg/t): float

SF6 emission factor.

returns:

e_sf6_magnesium (Gg/yr) – SF6 from primary aluminium production.

rtype:

float

bonsai_ipcc.industry.metal.elementary.n2o_flaring(q_bfg, q_ldg, r_bfg, ef_bfg, r_ldg, ef_ldg)

Equation 4.14a (tier 1).

This function calculates the N2O emissions from gas flaring.

Argument

q_bfg (t/year): float

Quantity of blast furnace gas produced.

q_ldg (t/year): float

Quantity of converter gas produced.

r_bfg (t/t): float

rate of BFG removed from the production steam and then flared.

ef_bfg (t/t): float

n2o emission factor for BFG flared

r_ldg (t/t): float

rate of LDG removed from the production steam and then flared.

ef_ldg (t/t): float

n2o emission factor for LDG flared

returns:

n2o_flaring (t/year) – Total N2O emissions generated from gas flaring (in tonnes).

rtype:

float

bonsai_ipcc.industry.metal.sequence module

bonsai_ipcc.industry.metal.sequence.tier1_2_co2_magnesium(year=2019, region='DE', carbonate_type='dolomite', uncertainty='def')

Template calculation sequence for tier 1 and tier 2 method.

CO2 Emissions for primary magnesium production. Each step either calls an elementary equation, calls a parameter, or performs a simple operation like a loop or a conditional. Each step delivers one return value and unit to the list of variables.

Argument

yearint

year under study

regionstr

region under study

carbonate_typestr

carbonate type used as raw material for magnesium production

uncertaintystr

‘analytical’, ‘monte_carlo’ or a property dimension, e.g. ‘def’

returns:

VALUE – Inlcudes the results of each step of the sequence.

rtype:

DataClass

bonsai_ipcc.industry.metal.sequence.tier1_c2f6_alu(year=2019, region='DE', activity='prebake_cwpb', uncertainty='def')

Template calculation sequence for tier 1 method.

C2F6 Emissions for alu production. Each step either calls an elementary equation, calls a parameter, or performs a simple operation like a loop or a conditional. Each step delivers one return value and unit to the list of variables.

Argument

yearint

year under study

regionstr

region under study

activitystr

process type of aluminium production

uncertaintystr

‘analytical’, ‘monte_carlo’ or a property dimension, e.g. ‘def’

returns:

VALUE – Inlcudes the results of each step of the sequence.

rtype:

DataClass

bonsai_ipcc.industry.metal.sequence.tier1_cf4_alu(year=2019, region='DE', activity='prebake_cwpb', uncertainty='def')

Template calculation sequence for tier 1 method.

CF4 Emissions for alu production. Each step either calls an elementary equation, calls a parameter, or performs a simple operation like a loop or a conditional. Each step delivers one return value and unit to the list of variables.

Argument

yearint

year under study

regionstr

region under study

activitystr

process type of aluminium production

uncertaintystr

‘analytical’, ‘monte_carlo’ or a property dimension, e.g. ‘def’

returns:

VALUE – Inlcudes the results of each step of the sequence.

rtype:

DataClass

bonsai_ipcc.industry.metal.sequence.tier1_ch4_ferroalloy(year=2019, region='DE', product='ferrosilicon_45perc_si', uncertainty='def')

Template calculation sequence for tier 1 method.

CH4 Emissions for ferroalloy production. Each step either calls an elementary equation, calls a parameter, or performs a simple operation like a loop or a conditional. Each step delivers one return value and unit to the list of variables.

Argument

yearint

year under study

regionstr

region under study

productstr

type of ferroalloy

uncertaintystr

‘analytical’, ‘monte_carlo’ or a property dimension, e.g. ‘def’

returns:

VALUE – Inlcudes the results of each step of the sequence.

rtype:

DataClass

bonsai_ipcc.industry.metal.sequence.tier1_ch4_steel(year=2019, region='DE', uncertainty='def')

Template calculation sequence for tier 1 method.

CH4 Emissions for steelmaking. Each step either calls an elementary equation, calls a parameter, or performs a simple operation like a loop or a conditional. Each step delivers one return value and unit to the list of variables.

Argument

yearint

year under study

regionstr

region under study

uncertaintystr

‘analytical’, ‘monte_carlo’ or a property dimension, e.g. ‘def’

returns:

VALUE – Inlcudes the results of each step of the sequence.

rtype:

DataClass

bonsai_ipcc.industry.metal.sequence.tier1_co2_alu(year=2019, region='DE', activity='prebake', uncertainty='def')

Template calculation sequence for tier 1 method.

CO2 Emissions for alu production. Each step either calls an elementary equation, calls a parameter, or performs a simple operation like a loop or a conditional. Each step delivers one return value and unit to the list of variables.

Argument

yearint

year under study

regionstr

region under study

activitystr

process type of aluminium production

uncertaintystr

‘analytical’, ‘monte_carlo’ or a property dimension, e.g. ‘def’

returns:

VALUE – Inlcudes the results of each step of the sequence.

rtype:

DataClass

bonsai_ipcc.industry.metal.sequence.tier1_co2_ferroalloy(year=2019, region='DE', product='ferrosilicon_45perc_si', uncertainty='def')

Template calculation sequence for tier 1 method.

CO2 Emissions for ferroalloy production. Each step either calls an elementary equation, calls a parameter, or performs a simple operation like a loop or a conditional. Each step delivers one return value and unit to the list of variables.

Argument

yearint

year under study

regionstr

region under study

productstr

type of ferroalloy

uncertaintystr

‘analytical’, ‘monte_carlo’ or a property dimension, e.g. ‘def’

returns:

VALUE – Inlcudes the results of each step of the sequence.

rtype:

DataClass

bonsai_ipcc.industry.metal.sequence.tier1_co2_lead(year=2019, region='DE', activity='lead_default', uncertainty='def')

Template calculation sequence for tier 1 method.

CO2 Emissions for lead production. Each step either calls an elementary equation, calls a parameter, or performs a simple operation like a loop or a conditional. Each step delivers one return value and unit to the list of variables.

Argument

yearint

year under study

regionstr

region under study

activitystr

process type for lead production

uncertaintystr

‘analytical’, ‘monte_carlo’ or a property dimension, e.g. ‘def’

returns:

VALUE – Inlcudes the results of each step of the sequence.

rtype:

DataClass

bonsai_ipcc.industry.metal.sequence.tier1_co2_steel(year=2019, region='DE', activity='bof', uncertainty='def')

Template calculation sequence for tier 1 method.

CO2 Emissions for steel production. Each step either calls an elementary equation, calls a parameter, or performs a simple operation like a loop or a conditional. Each step delivers one return value and unit to the list of variables.

Argument

yearint

year under study

regionstr

region under study

activitystr

type of steel making

uncertaintystr

‘analytical’, ‘monte_carlo’ or a property dimension, e.g. ‘def’

returns:

VALUE – Inlcudes the results of each step of the sequence.

rtype:

DataClass

bonsai_ipcc.industry.metal.sequence.tier1_co2_zinc(year=2019, region='DE', activity='zinc_default', uncertainty='def')

Template calculation sequence for tier 1 method.

CO2 Emissions for lead production. Each step either calls an elementary equation, calls a parameter, or performs a simple operation like a loop or a conditional. Each step delivers one return value and unit to the list of variables.

Argument

yearint

year under study

regionstr

region under study

activitystr

process type for zinc production

uncertaintystr

‘analytical’, ‘monte_carlo’ or a property dimension, e.g. ‘def’

returns:

VALUE – Inlcudes the results of each step of the sequence.

rtype:

DataClass

bonsai_ipcc.industry.metal.sequence.tier1_n2o_flaring(year=2019, region='DE', uncertainty='def')

Template calculation sequence for tier 1 method.

N2O Emissions from BFG and LDG flaring. Each step either calls an elementary equation, calls a parameter, or performs a simple operation like a loop or a conditional. Each step delivers one return value and unit to the list of variables.

Argument

yearint

year under study

regionstr

region under study

uncertaintystr

‘analytical’, ‘monte_carlo’ or a property dimension, e.g. ‘def’

returns:

VALUE – Inlcudes the results of each step of the sequence.

rtype:

DataClass

bonsai_ipcc.industry.metal.sequence.tier1_sf6_magnesium(year=2019, region='DE', carbonate_type='dolomite', uncertainty='def')

Template calculation sequence for tier 1 method.

SF6 Emissions for primary magnesium production. Each step either calls an elementary equation, calls a parameter, or performs a simple operation like a loop or a conditional. Each step delivers one return value and unit to the list of variables.

Argument

yearint

year under study

regionstr

region under study

carbonate_typestr

carbonate type used as raw material for magnesium production

uncertaintystr

‘analytical’, ‘monte_carlo’ or a property dimension, e.g. ‘def’

returns:

VALUE – Inlcudes the results of each step of the sequence.

rtype:

DataClass

bonsai_ipcc.industry.metal.sequence.tier1a_ch4_coke(year=2019, region='DE', activity='by-product_recovery', uncertainty='def')

Template calculation sequence for tier 1a method.

CH4 Emissions for coke production. Each step either calls an elementary equation, calls a parameter, or performs a simple operation like a loop or a conditional. Each step delivers one return value and unit to the list of variables.

Argument

yearint

year under study

regionstr

region under study

activitystr

type of coke production

uncertaintystr

‘analytical’, ‘monte_carlo’ or a property dimension, e.g. ‘def’

returns:

VALUE – Inlcudes the results of each step of the sequence.

rtype:

DataClass

bonsai_ipcc.industry.metal.sequence.tier1a_co2_coke(year=2019, region='DE', activity='by-product_recovery', uncertainty='def')

Template calculation sequence for tier 1a method.

CO2 Emissions for coke production. Each step either calls an elementary equation, calls a parameter, or performs a simple operation like a loop or a conditional. Each step delivers one return value and unit to the list of variables.

Argument

yearint

year under study

regionstr

region under study

activitystr

type of coke production

uncertaintystr

‘analytical’, ‘monte_carlo’ or a property dimension, e.g. ‘def’

returns:

VALUE – Inlcudes the results of each step of the sequence.

rtype:

DataClass

bonsai_ipcc.industry.metal.sequence.tier1b_co2_coke(year=2019, region='DE', activity='by-product_recovery', uncertainty='def')

Template calculation sequence for tier 1b method.

CO2 Emissions for coke production. Each step either calls an elementary equation, calls a parameter, or performs a simple operation like a loop or a conditional. Each step delivers one return value and unit to the list of variables.

Argument

yearint

year under study

regionstr

region under study

activitystr

type of coke production

uncertaintystr

‘analytical’, ‘monte_carlo’ or a property dimension, e.g. ‘def’

returns:

VALUE – Inlcudes the results of each step of the sequence.

rtype:

DataClass

bonsai_ipcc.industry.metal.sequence.tier2_3_pfc_alu(year=2019, region='DE', activity='prebake_cwpb', uncertainty='def')

Template calculation sequence for tier 1 method.

CF4 and C2F6 Emissions for alu production. Each step either calls an elementary equation, calls a parameter, or performs a simple operation like a loop or a conditional. Each step delivers one return value and unit to the list of variables.

Argument

yearint

year under study

regionstr

region under study

activitystr

process type of aluminium production

uncertaintystr

‘analytical’, ‘monte_carlo’ or a property dimension, e.g. ‘def’

returns:

VALUE – Inlcudes the results of each step of the sequence.

rtype:

DataClass

bonsai_ipcc.industry.metal.sequence.tier2_ch4_coke(year=2019, region='DE', activity='by-product_recovery', uncertainty='def')

Template calculation sequence for tier 2 method. Country-specific emission factors required!

CH4 Emissions for coke production. Each step either calls an elementary equation, calls a parameter, or performs a simple operation like a loop or a conditional. Each step delivers one return value and unit to the list of variables.

Argument

yearint

year under study

regionstr

region under study

activitystr

type of coke production

uncertaintystr

‘analytical’, ‘monte_carlo’ or a property dimension, e.g. ‘def’

returns:

VALUE – Inlcudes the results of each step of the sequence.

rtype:

DataClass

bonsai_ipcc.industry.metal.sequence.tier2_ch4_ferroalloy(year=2019, region='DE', product='ferrosilicon_45perc_si', uncertainty='def')

Template calculation sequence for tier 2 method.

CH4 Emissions for ferroalloy production. Each step either calls an elementary equation, calls a parameter, or performs a simple operation like a loop or a conditional. Each step delivers one return value and unit to the list of variables.

Argument

yearint

year under study

regionstr

region under study

productstr

type of ferroalloy

uncertaintystr

‘analytical’, ‘monte_carlo’ or a property dimension, e.g. ‘def’

returns:

VALUE – Inlcudes the results of each step of the sequence.

rtype:

DataClass

bonsai_ipcc.industry.metal.sequence.tier2_co2_alu(year=2019, region='DE', activity='prebake_cwpb', uncertainty='def')

Template calculation sequence for tier 2 and 3 method.

CO2 Emissions for alu production. Each step either calls an elementary equation, calls a parameter, or performs a simple operation like a loop or a conditional. Each step delivers one return value and unit to the list of variables.

Argument

yearint

year under study

regionstr

region under study

activitystr

process type of aluminium production

uncertaintystr

‘analytical’, ‘monte_carlo’ or a property dimension, e.g. ‘def’

returns:

VALUE – Inlcudes the results of each step of the sequence.

rtype:

DataClass

bonsai_ipcc.industry.metal.sequence.tier2_co2_coke(year=2019, region='DE', activity='by-product_recovery', uncertainty='def')

Template calculation sequence for tier 2 method.

CO2 Emissions for coke production. Each step either calls an elementary equation, calls a parameter, or performs a simple operation like a loop or a conditional. Each step delivers one return value and unit to the list of variables.

Argument

yearint

year under study

regionstr

region under study

activitystr

type of coke production

uncertaintystr

‘analytical’, ‘monte_carlo’ or a property dimension, e.g. ‘def’

returns:

VALUE – Inlcudes the results of each step of the sequence.

rtype:

DataClass

bonsai_ipcc.industry.metal.sequence.tier2_co2_ferroalloy(year=2019, region='DE', product='ferrosilicon_45perc_si', uncertainty='def')

Template calculation sequence for tier 2 method.

CO2 Emissions for ferroalloy production. Each step either calls an elementary equation, calls a parameter, or performs a simple operation like a loop or a conditional. Each step delivers one return value and unit to the list of variables.

Argument

yearint

year under study

regionstr

region under study

productstr

type of ferroalloy

uncertaintystr

‘analytical’, ‘monte_carlo’ or a property dimension, e.g. ‘def’

returns:

VALUE – Inlcudes the results of each step of the sequence.

rtype:

DataClass

bonsai_ipcc.industry.metal.sequence.tier2_co2_steel(year=2019, region='DE', uncertainty='def')

Template calculation sequence for tier 2 method.

CO2 Emissions for steel and iron production. Each step either calls an elementary equation, calls a parameter, or performs a simple operation like a loop or a conditional. Each step delivers one return value and unit to the list of variables.

Argument

yearint

year under study

regionstr

region under study

uncertaintystr

‘analytical’, ‘monte_carlo’ or a property dimension, e.g. ‘def’

returns:

VALUE – Inlcudes the results of each step of the sequence.

rtype:

DataClass

bonsai_ipcc.industry.metal.sequence.tier3_co2_coke(year=2019, region='a specific plant', activity='by-product_recovery', uncertainty='def')

Template calculation sequence for tier 3 method. Plant-specific carbon content for materials and by-products required.

CO2 Emissions for coke production. Each step either calls an elementary equation, calls a parameter, or performs a simple operation like a loop or a conditional. Each step delivers one return value and unit to the list of variables.

Argument

yearint

year under study

regionstr

region under study

activitystr

type of coke production

uncertaintystr

‘analytical’, ‘monte_carlo’ or a property dimension, e.g. ‘def’

returns:

VALUE – Inlcudes the results of each step of the sequence.

rtype:

DataClass

bonsai_ipcc.industry.metal.sequence.tier3_co2_ferroalloy(year=2019, region='DE', product='ferrosilicon_45perc_si', uncertainty='def')

Template calculation sequence for tier 3 method.

CO2 Emissions for ferroalloy production. Each step either calls an elementary equation, calls a parameter, or performs a simple operation like a loop or a conditional. Each step delivers one return value and unit to the list of variables.

Argument

yearint

year under study

regionstr

region under study

productstr

type of ferroalloy

uncertaintystr

‘analytical’, ‘monte_carlo’ or a property dimension, e.g. ‘def’

returns:

VALUE – Inlcudes the results of each step of the sequence.

rtype:

DataClass

Module contents