| SIadd.InverseTime[Medium.nC] | lambdas | fill(1e-3, Medium.nC) | Decay constant of trace substances |
| SI.SpecificVolume[Medium.nC] | K | fill(1e3, Medium.nC) | Dynamic adsorption coefficient |
| SI.Energy[Medium.nC] | Qs_decay | fill(1, Medium.nC) | Energy released per decay |
| SI.Time | tau_res | from_hr(1) | Specified residence time for chosen substance (iC) or mass of carbon |
| SI.Mass | mAdsorber | V_flow*tau_res/K[iC] | Specify total mass of adsorber |
| Units.HydraulicResistance | R | 1 | Hydraulic resistance across adsorber bed |
| SI.Density | d_adsorber | 500 | Density of adsorber bed |
| SI.SpecificHeatCapacity | cp_adsorber | 1000 | Specific heat capacity of adsorber bed |
| SIadd.ExtraPropertyFlowRate[nV + 1,Medium.nC] | mC_flows | | Trace substance flow rate between volumes |
| SIadd.ExtraPropertyFlowRate[nV,Medium.nC] | mCs_decay | | Amount of substance decayed across each volume |
| SI.HeatFlowRate[nV,Medium.nC] | Qs_perC | | Heat released from decay per volume per substance |
| SI.HeatFlowRate[nV] | Qs | | Heat released from decay per volume |
| SI.PressureDifference | dp | | Pressure drop across adsorber bed (dp = port_a.p - port_b.p) |
| Medium.ThermodynamicState | state_a | | Thermodynamic state at port_a |
| Medium.ThermodynamicState | state_b | | Thermodynamic state at port_b |
| SI.MassFlowRate | m_flow | port_a.m_flow | Mass flow rate of carrier fluid |
| SI.VolumeFlowRate | V_flow | m_flow/Medium.density(state_a) | |
| SI.Time[Medium.nC] | taus | K.*mAdsorber./V_flow | |
| SI.Temperature[nV] | Ts_adsorber | | Temperature of adsorber |
| SI.EnthalpyFlowRate[nV + 1] | H_flows | | Enthalpy flow rate across volumes due to fluid flow |
| SI.Pressure[nV] | ps | | Pressure of volumes |