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Capex and One-time Cashflows #50

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Oct 16, 2020
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Capex and One-time Cashflows #50

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27 changes: 20 additions & 7 deletions src/DispatchManager.py
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Original file line number Diff line number Diff line change
Expand Up @@ -106,6 +106,7 @@ def extract_variables(self, raven, raven_dict):
name = self.naming_template['comp capacity'].format(comp=comp.name)
update_capacity = raven_dict.get(name) # TODO is this ever not provided?
comp.set_capacity(update_capacity)
pass_vars[f'{comp.name}_capacity'] = update_capacity
# TODO other case, component properties

# load ARMA signals
Expand Down Expand Up @@ -294,6 +295,7 @@ def _do_cashflow(self, meta, all_dispatch, all_structure, project_life, interp_y
# TODO we assume Capex and Recurring Year do not depend on the Activity
if cf_cf.type == 'Capex':
# Capex cfs should only be constructed in the first year of the project life
# FIXME is this doing capex once per segment, or once per life?
if year == 0:
params = heron_cf.calculate_params(specific_meta) # a, D, Dp, x, cost
cf_params = {'name': cf_cf.name,
Expand All @@ -309,15 +311,23 @@ def _do_cashflow(self, meta, all_dispatch, all_structure, project_life, interp_y
# hot swap this cashflow into the final_comp, I think ...
# I believe we can do this because Capex are division-independent? Can we just do
# it once instead of once per division?
final_comp._cash_flows[f] = cf_cf
# else: nothing to do if Capex and year != 0
final_comp._cashFlows[f] = cf_cf
# depreciators
# FIXME do we need to know alpha, drivers first??
if heron_cf._depreciate:
cf_cf.setAmortization('MACRS', heron_cf._depreciate)
deprs = cf_comp._createDepreciation(cf_cf)
final_comp._cashFlows.extend(deprs)
print(f'DEBUGG ... ... ... ... ... yearly contribution: {params["cost"]: 1.9e} ...')
else: # nothing to do if Capex and year != 0
print(f'DEBUGG ... ... ... ... ... yearly contribution: 0 ...')
elif cf_cf.type == 'Recurring':
# yearly recurring only need setting up once per year
if heron_cf.get_period() == 'year':
params = heron_cf.calculate_params(specific_meta) # a, D, Dp, x, cost
contrib = cf_cf._yearly_cashflow
contrib = params['cost'] # cf_cf._yearlyCashflow
print(f'DEBUGG ... ... ... ... ... yearly contribution: {contrib: 1.9e} ...')
final_cf._yearly_cashflow[year + 1] += contrib # FIXME multiplicity? -> should not apply to Recurring.Yearly
final_cf._yearlyCashflow[year + 1] += contrib # FIXME multiplicity? -> should not apply to Recurring.Yearly
# hourly recurring need iteration over time
elif heron_cf.get_period() == 'hour':
for t, time in enumerate(times):
Expand Down Expand Up @@ -356,7 +366,10 @@ def _do_cashflow(self, meta, all_dispatch, all_structure, project_life, interp_y
print(f' ... ... cf {cf.name} ...')
print(f' ... ... ... D', cf._driver)
print(f' ... ... ... a', cf._alpha)
print(f' ... ... ... a', cf._yearlyCashflow)
print(f' ... ... ... Dp', cf._reference)
print(f' ... ... ... x', cf._scale)
if hasattr(cf, '_yearlyCashflow'):
print(f' ... ... ... hourly', cf._yearlyCashflow)

cf_metrics = CashFlow_run(final_settings, list(final_components.values()), raven_vars)

Expand Down Expand Up @@ -413,10 +426,10 @@ def _build_econ_objects(self, heron_case, heron_components, project_life):
}
cf_cf.setParams(cf_cf_params)
cf_cf.initParams(project_life)
elif heron_cf._type == 'one_time': # FIXME protected access
elif heron_cf._type == 'one-time': # FIXME protected access
cf_cf = CashFlows.Capex()
cf_cf.name = cf_name
cf_cf.init_params(cf_comp.get_lifetime())
cf_cf.initParams(cf_comp.getLifetime())
# alpha, driver aren't known yet, so set those later
else:
raise NotImplementedError(f'Unknown HERON CashFlow Type: {heron_cf._type}')
Expand Down
30 changes: 30 additions & 0 deletions tests/integration_tests/cashflows/functions.py
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@@ -0,0 +1,30 @@
# Copyright 2020, Battelle Energy Alliance, LLC
# ALL RIGHTS RESERVED
"""
Implements transfer functions
"""

def capacity(data, meta):
"""
return unit capacity
@ In, data, dict, data requeset
@ In, meta, dict, state information
@ Out, data, dict, filled data
@ Out, meta, dict, state information
"""
c = float(meta['HERON']['RAVEN_vars']['source_capacity'])
data = {'driver': c}
return data, meta

def activity(data, meta):
"""
return usage of resource "a"
@ In, data, dict, data requeset
@ In, meta, dict, state information
@ Out, data, dict, filled data
@ Out, meta, dict, state information
"""
a = meta['HERON']['activity']['a']
data = {'driver': a}
return data, meta

3 changes: 3 additions & 0 deletions tests/integration_tests/cashflows/gold/Runs_o/sweep.csv
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Original file line number Diff line number Diff line change
@@ -0,0 +1,3 @@
source_capacity,sink_capacity,mean_NPV,std_NPV,med_NPV,max_NPV,min_NPV,perc_5_NPV,perc_95_NPV,samp_NPV,var_NPV,prefix,ProbabilityWeight-source_capacity,PointProbability,ProbabilityWeight
1.0,-2.0,3894.83025031,0.0,3894.83025031,3894.83025031,3894.83025031,3894.83025031,3894.83025031,3.0,0.0,1,0.5,1.0,0.5
2.0,-2.0,7791.81176253,1.11389897155e-12,7791.81176253,7791.81176253,7791.81176253,7791.81176253,7791.81176253,3.0,1.24077091883e-24,2,0.5,1.0,0.5
111 changes: 111 additions & 0 deletions tests/integration_tests/cashflows/heron_input.xml
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@@ -0,0 +1,111 @@
<HERON>
<TestInfo>
<name>Cashflows</name>
<author>talbpaul</author>
<created>2020-10-16</created>
<description>
Tests various kinds of cashflows
</description>
<classesTested>HERON</classesTested>
</TestInfo>

<Case name="Runs">
<mode>sweep</mode>
<num_arma_samples>3</num_arma_samples>
<time_discretization>
<time_variable>Time</time_variable>
<end_time>2</end_time>
<num_steps>21</num_steps>
</time_discretization>
<economics>
<ProjectTime>30</ProjectTime>
<DiscountRate>0.08</DiscountRate>
<tax>0.0</tax>
<inflation>0.03</inflation>
<verbosity>50</verbosity>
</economics>
<dispatcher>
<pyomo/>
</dispatcher>
</Case>

<Components>
<Component name="source">
<produces resource="a" dispatch="fixed">
<capacity resource="a">
<sweep_values>1, 2</sweep_values>
</capacity>
</produces>
<economics>
<lifetime>10</lifetime>
<CashFlow name="capex" type="one-time" taxable="False" inflation="none" mult_target="False">
<driver>
<Function method="capacity">functions</Function>
</driver>
<reference_price>
<fixed_value>10000.0</fixed_value>
<multiplier>-1</multiplier>
</reference_price>
<reference_driver>
<fixed_value>10.0</fixed_value>
</reference_driver>
<scaling_factor_x>
<fixed_value>0.999</fixed_value>
</scaling_factor_x>
<depreciate>5</depreciate>
</CashFlow>
<CashFlow name="FOM" type="repeating" period='year' taxable="False" inflation="none" mult_target="False">
<driver>
<Function method="capacity">functions</Function>
</driver>
<reference_price>
<fixed_value>100.0</fixed_value>
<multiplier>-1</multiplier>
</reference_price>
<reference_driver>
<fixed_value>10.0</fixed_value>
</reference_driver>
<scaling_factor_x>
<fixed_value>0.999</fixed_value>
</scaling_factor_x>
</CashFlow>
<CashFlow name="VOM" type="repeating" taxable="False" inflation="none" mult_target="False">
<driver>
<Function method="activity">functions</Function>
</driver>
<reference_price>
<fixed_value>-1</fixed_value>
</reference_price>
</CashFlow>
</economics>
</Component>

<Component name="sink">
<demands resource="a" dispatch="independent">
<capacity>
<fixed_value>-2</fixed_value>
</capacity>
</demands>
<economics>
<lifetime>30</lifetime>
<CashFlow name="sales" type="repeating" taxable="False" inflation="none" mult_target="False">
<driver>
<Function method="activity">functions</Function>
</driver>
<reference_price>
<fixed_value>10.0</fixed_value>
<multiplier>-3.14</multiplier>
</reference_price>
</CashFlow>
</economics>
</Component>
</Components>

<DataGenerators>
<ARMA name='flex' variable="Signal">../ARMA/Sine/arma.pk</ARMA>
<Function name="functions">functions.py</Function>
</DataGenerators>
</HERON>



14 changes: 14 additions & 0 deletions tests/integration_tests/cashflows/tests
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@@ -0,0 +1,14 @@
[Tests]
[./Cashflows]
type = HeronIntegration
input = heron_input.xml
# prereq = SineArma
[./csv]
type = OrderedCSV
output = 'Runs_o/sweep.csv'
zero_threshold = 1e-6
rel_err = 1e-6
[../]
[../]

[]
2 changes: 1 addition & 1 deletion tests/integration_tests/production_flex/heron_input.xml
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
<HERON>
<TestInfo>
<name>production</name>
<name>ProductionFlex</name>
<author>talbpaul</author>
<created>2020-06-15</created>
<description>
Expand Down