Source code for watertap.costing.unit_models.dewatering

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# through Lawrence Berkeley National Laboratory, Oak Ridge National Laboratory,
# National Renewable Energy Laboratory, and National Energy Technology
# Laboratory (subject to receipt of any required approvals from the U.S. Dept.
# of Energy). All rights reserved.
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import pyomo.environ as pyo
from ..util import (
    register_costing_parameter_block,
    make_capital_cost_var,
)
from idaes.core.util.misc import StrEnum
from idaes.core.util.exceptions import ConfigurationError

"""
Ref: W. McGivney, S. Kawamura, Cost estimating manual for water treatment facilities, John Wiley & Sons, 2008. http://onlinelibrary.wiley.com/book/10.1002/9780470260036.
"""


[docs]class DewateringType(StrEnum): filter_belt_press = "filter_belt_press" filter_plate_press = "filter_plate_press" centrifuge = "centrifuge"
def cost_dewatering( blk, dewatering_type=DewateringType.centrifuge, cost_electricity_flow=True ): if dewatering_type == DewateringType.centrifuge: cost_centrifuge(blk, dewatering_type, cost_electricity_flow) elif dewatering_type == DewateringType.filter_belt_press: cost_filter_belt_press(blk, dewatering_type, cost_electricity_flow) elif dewatering_type == DewateringType.filter_plate_press: cost_filter_plate_press(blk, dewatering_type, cost_electricity_flow) else: raise ConfigurationError( f"{blk.unit_model.name} received invalid argument for dewatering_type:" f" {dewatering_type}. Argument must be a member of the DewateringType Enum class." ) def build_centrifuge_cost_param_block(blk): # NOTE: costing data are from McGivney & Kawamura, 2008 blk.capital_a_parameter = pyo.Var( initialize=328.03, doc="A parameter for capital cost", units=pyo.units.USD_2007 / (pyo.units.gallon / pyo.units.hour), ) blk.capital_b_parameter = pyo.Var( initialize=751295, doc="B parameter for capital cost", units=pyo.units.USD_2007, ) def build_filter_belt_press_cost_param_block(blk): # NOTE: costing data are from McGivney & Kawamura, 2008 blk.capital_a_parameter = pyo.Var( initialize=146.29, doc="A parameter for capital cost", units=pyo.units.USD_2007 / (pyo.units.gallon / pyo.units.hour), ) blk.capital_b_parameter = pyo.Var( initialize=433972, doc="B parameter for capital cost", units=pyo.units.USD_2007, ) def build_filter_plate_press_cost_param_block(blk): # NOTE: costing data are from McGivney & Kawamura, 2008 blk.capital_a_parameter = pyo.Var( initialize=102794, doc="A parameter for capital cost", units=pyo.units.USD_2007 / (pyo.units.gallon / pyo.units.hour), ) blk.capital_b_parameter = pyo.Var( initialize=0.4216, doc="B parameter for capital cost", units=pyo.units.dimensionless, )
[docs]@register_costing_parameter_block( build_rule=build_centrifuge_cost_param_block, parameter_block_name="centrifuge", ) def cost_centrifuge( blk, dewatering_type=DewateringType.centrifuge, cost_electricity_flow=True ): """ Centrifuge costing method """ make_capital_cost_var(blk) blk.costing_package.add_cost_factor(blk, "TIC") cost_blk = blk.costing_package.centrifuge t0 = blk.flowsheet().time.first() # Assume inlet state block is `mixed_state` (IDAES Separator or WaterTAP Dewatering unit) if hasattr(blk.unit_model.config, "mixed_state_block"): if blk.unit_model.config.mixed_state_block is None: sb = blk.unit_model.mixed_state[t0] else: sb = blk.unit_model.config.mixed_state_block[t0] else: raise TypeError( "Costing of the dewatering unit is only compatible with an IDAES Separator or WaterTAP Dewatering Unit." ) if hasattr(sb, "flow_vol"): sb_flow_vol = getattr(sb, "flow_vol") elif hasattr(sb, "flow_vol_phase"): sb_flow_vol = getattr(sb, "flow_vol_phase['Liq']") else: raise AttributeError( "Expected 'flow_vol' or 'flow_vol_phase['Liq'] as volumetric flowrate property name for costing the dewatering unit." ) x = flow_in = pyo.units.convert( sb_flow_vol, to_units=pyo.units.gallon / pyo.units.hr, ) blk.capital_cost_constraint = pyo.Constraint( expr=blk.capital_cost == blk.cost_factor * pyo.units.convert( cost_blk.capital_a_parameter * x + cost_blk.capital_b_parameter, to_units=blk.costing_package.base_currency, ) ) if cost_electricity_flow: blk.costing_package.cost_flow( pyo.units.convert( blk.unit_model.electricity_consumption[t0], to_units=pyo.units.kW, ), "electricity", )
[docs]@register_costing_parameter_block( build_rule=build_filter_belt_press_cost_param_block, parameter_block_name="filter_belt_press", ) def cost_filter_belt_press( blk, dewatering_type=DewateringType.filter_belt_press, cost_electricity_flow=True ): """ Belt Press Filter costing method """ make_capital_cost_var(blk) blk.costing_package.add_cost_factor(blk, "TIC") cost_blk = blk.costing_package.filter_belt_press t0 = blk.flowsheet().time.first() # Assume inlet state block is `mixed_state` (IDAES Separator or WaterTAP Dewatering unit) if hasattr(blk.unit_model.config, "mixed_state_block"): if blk.unit_model.config.mixed_state_block is None: sb = blk.unit_model.mixed_state[t0] else: sb = blk.unit_model.config.mixed_state_block[t0] else: raise TypeError( "Costing of the dewatering unit is only compatible with an IDAES Separator or WaterTAP Dewatering Unit." ) if hasattr(sb, "flow_vol"): sb_flow_vol = getattr(sb, "flow_vol") elif hasattr(sb, "flow_vol_phase"): sb_flow_vol = getattr(sb, "flow_vol_phase['Liq']") else: raise AttributeError( "Expected 'flow_vol' or 'flow_vol_phase['Liq'] as volumetric flowrate property name for costing the dewatering unit." ) x = flow_in = pyo.units.convert( sb_flow_vol, to_units=pyo.units.gallon / pyo.units.hr, ) blk.capital_cost_constraint = pyo.Constraint( expr=blk.capital_cost == blk.cost_factor * pyo.units.convert( cost_blk.capital_a_parameter * x + cost_blk.capital_b_parameter, to_units=blk.costing_package.base_currency, ) ) if cost_electricity_flow: blk.costing_package.cost_flow( pyo.units.convert( blk.unit_model.electricity_consumption[t0], to_units=pyo.units.kW, ), "electricity", )
[docs]@register_costing_parameter_block( build_rule=build_filter_plate_press_cost_param_block, parameter_block_name="filter_plate_press", ) def cost_filter_plate_press( blk, dewatering_type=DewateringType.filter_plate_press, cost_electricity_flow=True ): """ Plate Press Filter costing method """ make_capital_cost_var(blk) blk.costing_package.add_cost_factor(blk, "TIC") cost_blk = blk.costing_package.filter_plate_press t0 = blk.flowsheet().time.first() x_units = pyo.units.gallon / pyo.units.hr # Assume inlet state block is `mixed_state` (IDAES Separator or WaterTAP Dewatering unit) if hasattr(blk.unit_model.config, "mixed_state_block"): if blk.unit_model.config.mixed_state_block is None: sb = blk.unit_model.mixed_state[t0] else: sb = blk.unit_model.config.mixed_state_block[t0] else: raise TypeError( "Costing of the dewatering unit is only compatible with an IDAES Separator or WaterTAP Dewatering Unit." ) if hasattr(sb, "flow_vol"): sb_flow_vol = getattr(sb, "flow_vol") elif hasattr(sb, "flow_vol_phase"): sb_flow_vol = getattr(sb, "flow_vol_phase['Liq']") else: raise AttributeError( "Expected 'flow_vol' or 'flow_vol_phase['Liq'] as volumetric flowrate property name for costing the dewatering unit." ) x = flow_in = pyo.units.convert( sb_flow_vol, to_units=x_units, ) blk.capital_cost_constraint = pyo.Constraint( expr=blk.capital_cost == blk.cost_factor * pyo.units.convert( cost_blk.capital_a_parameter * x_units * (x / x_units) ** cost_blk.capital_b_parameter, to_units=blk.costing_package.base_currency, ) ) if cost_electricity_flow: blk.costing_package.cost_flow( pyo.units.convert( blk.unit_model.electricity_consumption[t0], to_units=pyo.units.kW, ), "electricity", )