Project-level carbon credit purchases (#1075)

Co-authored-by: Janie115 <[email protected]>
blue-marble · Feb 14, 2024 · 69075e7 · 69075e7
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diff --git a/db/csvs_test_examples/policy/carbon_credits/project_zones/1_base.csv b/db/csvs_test_examples/policy/carbon_credits/project_zones/1_base.csv
@@ -1,3 +1,5 @@
 project,carbon_credits_zone
 Coal,Carbon_Credits_Zone1
-DAC,Carbon_Credits_Zone1
+DAC,Carbon_Credits_Zone1
+Gas_CCGT,Carbon_Credits_Zone1
+Gas_CT,Carbon_Credits_Zone1
diff --git a/db/csvs_test_examples/scenarios.csv b/db/csvs_test_examples/scenarios.csv
@@ -2,7 +2,7 @@ optional_feature_or_subscenarios,test,test_w_storage,test_w_hydro,test_new_solar
 of_transmission,,,,,,,,,,,,,,,,,,,,,,,,,,1,1,1,1,,,,,,,,1,1,,,,,1,1,,,,,,,,,,,,,,,,,1,1,1,,1,,,,,,1,1,,1,1,,,,,1,,,,,,,,,,1,1,1,,1,,1,1,,,,,1,,,1,,1
 of_transmission_hurdle_rates,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,1,,,,,,,,,,,
 of_simultaneous_flow_limits,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
-of_lf_reserves_up,1,1,1,1,1,1,1,1,1,,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,,1,1,"1
+of_lf_reserves_up,1,1,1,1,1,1,1,1,1,,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,,1,1,"1
 ",1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,,,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1
 of_lf_reserves_down,1,1,1,1,1,1,1,1,1,,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,,,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1
 of_regulation_up,1,1,1,1,1,1,1,1,1,,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,,,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1
@@ -85,7 +85,7 @@ transmission_target_zone_scenario_id,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
 tx_line_transmission_target_zone_scenario_id,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,1,,,,,,,,,,,,,,,1
 carbon_cap_target_scenario_id,,,,,,,,,,,,1,,,,,,,,,,,,,,,,,,,,,,,,,1,1,,,,,1,1,,,,,,,,,,,,,,,,,,,,,1,,,,,,,1,,2,2,1,,,,,,,,,,,,,,,,1,,,,,,,,,1,,,1,1,,1
 carbon_cap_zone_scenario_id,,,,,,,,,,,,1,,,,,,,,,,,,,,,,,,,,,,,,,1,1,,,,,1,1,,,,,,,,,,,,,,,,,,,,,1,,,,,,,1,,1,1,1,,,,,,,,,,,,,,,,1,,,,,,,,,1,,,1,1,,1
-project_carbon_cap_zone_scenario_id,,,,,,,,,,,,1,,,,,,,,,,,,,,,,,,,,,,,,,1,1,,,,,1,1,,,,,,,,,,,,,,,,,,,,,1,,,,,,,1,,1,1,1,,,,,,,,,,,,,,,,1,,,,,,,,,2,,,2,2,,1
+project_carbon_cap_zone_scenario_id,,,,,,,,,,,,1,,,,,,,,,,,,,,,,,,,,,,,,,1,1,,,,,1,1,,,,,,,,,,,,,,,,,,,,,1,,,,,,,1,,1,1,1,,,,,,,,,,,,,,,,1,,,,,,,,,1,,,1,1,,1
 carbon_tax_scenario_id,,,,,,,,,,,,,1,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,1,,,,,,,,,,1,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,1,,,,
 carbon_tax_zone_scenario_id,,,,,,,,,,,,,1,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,1,,,,,,,,,,1,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,1,,,,
 project_carbon_tax_zone_scenario_id,,,,,,,,,,,,,1,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,1,,,,,,,,,,1,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,1,,,,
@@ -124,4 +124,4 @@ solver_options_id,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
 market_scenario_id,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,1,,,,,,,,,,,,,,,,,,,,,,,2,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
 load_zone_market_scenario_id,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,1,,,,,,,,,,,,,,,,,,,,,,,2,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
 market_price_scenario_id,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,1,,,,,,,,,,,,,,,,,,,,,,,1,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
-market_volume_scenario_id,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,1,,,,,,,,,,,,,,,,,,,,,,,1,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
+market_volume_scenario_id,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,1,,,,,,,,,,,,,,,,,,,,,,,1,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
diff --git a/db/db_schema.sql b/db/db_schema.sql
@@ -4139,6 +4139,7 @@ CREATE TABLE results_project_period
  max_total_energy_dual FLOAT,
  carbon_credits_zone VARCHAR(32),
  carbon_credits_generated_tCO2 FLOAT,
+ carbon_credits_purchased_tCO2 FLOAT,
  PRIMARY KEY (scenario_id, project, period, subproblem_id, stage_id)
 );
 
@@ -4910,6 +4911,7 @@ CREATE TABLE results_system_carbon_cap
  number_years_represented FLOAT,
  carbon_cap_target FLOAT,
  project_emissions FLOAT,
+ project_credits FLOAT,
  import_emissions FLOAT,
  credit_purchases FLOAT,
  total_emissions FLOAT,
@@ -4934,10 +4936,10 @@ CREATE TABLE results_system_carbon_tax
  discount_factor FLOAT,
  number_years_represented FLOAT,
  project_emissions FLOAT,
+ project_credits FLOAT,
  carbon_tax_per_ton FLOAT,
  total_carbon_emissions_tons FLOAT,
  total_carbon_tax_allowance_tons FLOAT,
- credit_purchases FLOAT,
  total_carbon_tax_cost FLOAT,
  dual FLOAT,
  PRIMARY KEY (scenario_id, carbon_tax_zone, subproblem_id, stage_id, period)
@@ -4956,8 +4958,8 @@ CREATE TABLE results_system_performance_standard
  number_years_represented FLOAT,
  performance_standard_tco2_per_mwh FLOAT,
  performance_standard_project_emissions_tco2 FLOAT,
+ project_credits FLOAT,
  performance_standard_project_energy_mwh FLOAT,
- credit_purchases FLOAT,
  performance_standard_overage_tco2 FLOAT,
  PRIMARY KEY (scenario_id, performance_standard_zone, subproblem_id,
  stage_id, period)
@@ -4967,19 +4969,18 @@ CREATE TABLE results_system_performance_standard
 DROP TABLE IF EXISTS results_system_carbon_credits;
 CREATE TABLE results_system_carbon_credits
 (
- scenario_id INTEGER,
- carbon_credits_zone VARCHAR(64),
- period INTEGER,
- subproblem_id INTEGER,
- stage_id INTEGER,
- discount_factor FLOAT,
- number_years_represented FLOAT,
- project_generated_credits FLOAT,
- carbon_cap_zone_purchases FLOAT,
- carbon_tax_zone_purchases FLOAT,
- performance_standard_zone_purchases FLOAT,
- sell_credits FLOAT,
- available_carbon_credits FLOAT,
+ scenario_id INTEGER,
+ carbon_credits_zone VARCHAR(64),
+ period INTEGER,
+ subproblem_id INTEGER,
+ stage_id INTEGER,
+ discount_factor FLOAT,
+ number_years_represented FLOAT,
+ project_generated_credits FLOAT,
+ project_purchased_credits FLOAT,
+ total_generated_carbon_credits FLOAT,
+ total_purchased_carbon_credits FLOAT,
+ sell_credits FLOAT,
  PRIMARY KEY (scenario_id, carbon_credits_zone, subproblem_id, stage_id,
  period)
 );

diff --git a/examples/test_new_solar_carbon_credits/inputs/project_carbon_cap_zones.tab b/examples/test_new_solar_carbon_credits/inputs/project_carbon_cap_zones.tab
@@ -1,3 +1,4 @@
 project carbon_cap_zone
+Coal Zone1
 Gas_CCGT Zone1
 Gas_CT Zone1
diff --git a/examples/test_new_solar_carbon_credits/inputs/project_carbon_credits.tab b/examples/test_new_solar_carbon_credits/inputs/project_carbon_credits.tab
@@ -1,2 +1,4 @@
 project period intensity_threshold_emissions_toCO2_per_MWh absolute_threshold_emissions_toCO2
 Coal 2020 . 2000000.0
+Gas_CCGT 2020 . .
+Gas_CT 2020 . .
diff --git a/examples/test_new_solar_carbon_credits/inputs/projects.tab b/examples/test_new_solar_carbon_credits/inputs/projects.tab
@@ -1,7 +1,7 @@
 project capacity_type availability_type operational_type balancing_type_project technology load_zone variable_om_cost_per_mwh min_stable_level_fraction unit_size_mw startup_cost_per_mw shutdown_cost_per_mw startup_fuel_mmbtu_per_mw startup_plus_ramp_up_rate shutdown_plus_ramp_down_rate ramp_up_when_on_rate ramp_down_when_on_rate ramp_up_violation_penalty ramp_down_violation_penalty min_up_time_hours min_up_time_violation_penalty min_down_time_hours min_down_time_violation_penalty allow_startup_shutdown_power storage_efficiency charging_efficiency discharging_efficiency charging_capacity_multiplier discharging_capacity_multiplier minimum_duration_hours maximum_duration_hours aux_consumption_frac_capacity aux_consumption_frac_power last_commitment_stage curtailment_cost_per_pwh powerunithour_per_fuelunit soc_penalty_cost_per_energyunit soc_last_tmp_penalty_cost_per_energyunit partial_availability_threshold nonfuel_carbon_emissions_per_mwh lf_reserves_up_ba lf_reserves_up_derate lf_reserves_down_ba lf_reserves_down_derate regulation_up_ba regulation_up_derate regulation_down_ba regulation_down_derate lf_reserves_up_ramp_rate lf_reserves_down_ramp_rate regulation_up_ramp_rate regulation_down_ramp_rate carbon_credits_zone
 Coal gen_spec exogenous gen_commit_cap day Coal Zone1 1.0 0.4 6.0 1.0 0.0 . . . . . . . . . . . . . . . . . . . . . 2 . . . . . . . . . . Zone1 . Zone1 . . . . . Carbon_Credits_Zone1
-Gas_CCGT gen_spec exogenous gen_commit_cap day Gas Zone1 2.0 0.4 6.0 1.0 2.0 . . . . . . . . . . . . . . . . . . . . . 1 . . . . . . Zone1 . Zone1 . Zone1 . Zone1 . . . . . .
-Gas_CT gen_spec exogenous gen_commit_cap day Gas Zone1 2.0 0.4 6.0 0.0 1.0 . . . . . . . . . . . . . . . . . . . . . 3 . . . . . . . . . . . . . . . . . . .
+Gas_CCGT gen_spec exogenous gen_commit_cap day Gas Zone1 2.0 0.4 6.0 1.0 2.0 . . . . . . . . . . . . . . . . . . . . . 1 . . . . . . Zone1 . Zone1 . Zone1 . Zone1 . . . . . Carbon_Credits_Zone1
+Gas_CT gen_spec exogenous gen_commit_cap day Gas Zone1 2.0 0.4 6.0 0.0 1.0 . . . . . . . . . . . . . . . . . . . . . 3 . . . . . . . . . . . . . . . . . . Carbon_Credits_Zone1
 Nuclear gen_spec exogenous gen_must_run day Nuclear Zone1 1.0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
 Solar gen_new_lin exogenous gen_var day Solar Zone1 0.0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
 Wind gen_spec exogenous gen_var day Wind Zone1 0.0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
diff --git a/examples/test_new_solar_carbon_credits/results/objective_function_value.txt b/examples/test_new_solar_carbon_credits/results/objective_function_value.txt
@@ -1 +1 @@
--5464644311322.3
+-43813022116134.56
diff --git a/examples/test_new_solar_carbon_credits/results/summary_results.txt b/examples/test_new_solar_carbon_credits/results/summary_results.txt
@@ -12,8 +12,8 @@ Zone1 Solar 2020 2.00
 --> Energy Production <--
  Annual Energy (MWh) % Total Power
 load_zone period technology 
-Zone1 2020 Coal 17,172.76 13.07
- Gas 48,527.24 36.93
- Nuclear 52,560.00 40.00
- Solar 8,760.00 6.67
- Wind  4,380.00  3.33
+Zone1 2020 Coal 20,692.85 21.85
+ Gas  0.00  0.00
+ Nuclear 52,560.00 55.49
+ Solar 9,198.00 9.71
+ Wind 12,264.00 12.95
diff --git a/examples/test_new_solar_carbon_credits/scenario_description.csv b/examples/test_new_solar_carbon_credits/scenario_description.csv
@@ -61,7 +61,7 @@ project_frequency_response_ba_scenario_id,NULL
 project_spinning_reserves_ba_scenario_id,NULL
 project_energy_target_zone_scenario_id,NULL
 tx_line_transmission_target_zone_scenario_id,NULL
-project_carbon_cap_zone_scenario_id,2
+project_carbon_cap_zone_scenario_id,1
 project_carbon_tax_zone_scenario_id,NULL
 project_carbon_tax_allowance_scenario_id,NULL
 project_performance_standard_zone_scenario_id,NULL

diff --git a/examples/test_new_solar_carbon_credits_w_sell/inputs/project_carbon_cap_zones.tab b/examples/test_new_solar_carbon_credits_w_sell/inputs/project_carbon_cap_zones.tab
@@ -1,3 +1,4 @@
 project carbon_cap_zone
+Coal Zone1
 Gas_CCGT Zone1
 Gas_CT Zone1
diff --git a/examples/test_new_solar_carbon_credits_w_sell/inputs/project_carbon_credits.tab b/examples/test_new_solar_carbon_credits_w_sell/inputs/project_carbon_credits.tab
@@ -1,2 +1,4 @@
 project period intensity_threshold_emissions_toCO2_per_MWh absolute_threshold_emissions_toCO2
 Coal 2020 . 2000000.0
+Gas_CCGT 2020 . .
+Gas_CT 2020 . .
diff --git a/examples/test_new_solar_carbon_credits_w_sell/inputs/projects.tab b/examples/test_new_solar_carbon_credits_w_sell/inputs/projects.tab
@@ -1,7 +1,7 @@
 project capacity_type availability_type operational_type balancing_type_project technology load_zone variable_om_cost_per_mwh min_stable_level_fraction unit_size_mw startup_cost_per_mw shutdown_cost_per_mw startup_fuel_mmbtu_per_mw startup_plus_ramp_up_rate shutdown_plus_ramp_down_rate ramp_up_when_on_rate ramp_down_when_on_rate ramp_up_violation_penalty ramp_down_violation_penalty min_up_time_hours min_up_time_violation_penalty min_down_time_hours min_down_time_violation_penalty allow_startup_shutdown_power storage_efficiency charging_efficiency discharging_efficiency charging_capacity_multiplier discharging_capacity_multiplier minimum_duration_hours maximum_duration_hours aux_consumption_frac_capacity aux_consumption_frac_power last_commitment_stage curtailment_cost_per_pwh powerunithour_per_fuelunit soc_penalty_cost_per_energyunit soc_last_tmp_penalty_cost_per_energyunit partial_availability_threshold nonfuel_carbon_emissions_per_mwh lf_reserves_up_ba lf_reserves_up_derate lf_reserves_down_ba lf_reserves_down_derate regulation_up_ba regulation_up_derate regulation_down_ba regulation_down_derate lf_reserves_up_ramp_rate lf_reserves_down_ramp_rate regulation_up_ramp_rate regulation_down_ramp_rate carbon_credits_zone
 Coal gen_spec exogenous gen_commit_cap day Coal Zone1 1.0 0.4 6.0 1.0 0.0 . . . . . . . . . . . . . . . . . . . . . 2 . . . . . . . . . . Zone1 . Zone1 . . . . . Carbon_Credits_Zone1
-Gas_CCGT gen_spec exogenous gen_commit_cap day Gas Zone1 2.0 0.4 6.0 1.0 2.0 . . . . . . . . . . . . . . . . . . . . . 1 . . . . . . Zone1 . Zone1 . Zone1 . Zone1 . . . . . .
-Gas_CT gen_spec exogenous gen_commit_cap day Gas Zone1 2.0 0.4 6.0 0.0 1.0 . . . . . . . . . . . . . . . . . . . . . 3 . . . . . . . . . . . . . . . . . . .
+Gas_CCGT gen_spec exogenous gen_commit_cap day Gas Zone1 2.0 0.4 6.0 1.0 2.0 . . . . . . . . . . . . . . . . . . . . . 1 . . . . . . Zone1 . Zone1 . Zone1 . Zone1 . . . . . Carbon_Credits_Zone1
+Gas_CT gen_spec exogenous gen_commit_cap day Gas Zone1 2.0 0.4 6.0 0.0 1.0 . . . . . . . . . . . . . . . . . . . . . 3 . . . . . . . . . . . . . . . . . . Carbon_Credits_Zone1
 Nuclear gen_spec exogenous gen_must_run day Nuclear Zone1 1.0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
 Solar gen_new_lin exogenous gen_var day Solar Zone1 0.0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
 Wind gen_spec exogenous gen_var day Wind Zone1 0.0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
diff --git a/examples/test_new_solar_carbon_credits_w_sell/results/objective_function_value.txt b/examples/test_new_solar_carbon_credits_w_sell/results/objective_function_value.txt
@@ -1 +1 @@
-141717484695478.22
+141702024856827.6
diff --git a/examples/test_new_solar_carbon_credits_w_sell/results/summary_results.txt b/examples/test_new_solar_carbon_credits_w_sell/results/summary_results.txt
@@ -13,7 +13,7 @@ Zone1 Solar 2020 2.00
  Annual Energy (MWh) % Total Power
 load_zone period technology 
 Zone1 2020 Coal 0.00 0.00
- Gas 22.09 0.03
- Nuclear 52,560.00 70.98
- Solar 9,198.00 12.42
- Wind 12,264.00 16.56
+ Gas  0.00 0.00
+ Nuclear 52,560.00 71.01
+ Solar 9,198.00 12.43
+ Wind 12,264.00 16.57
diff --git a/examples/test_new_solar_carbon_credits_w_sell/scenario_description.csv b/examples/test_new_solar_carbon_credits_w_sell/scenario_description.csv
@@ -61,7 +61,7 @@ project_frequency_response_ba_scenario_id,NULL
 project_spinning_reserves_ba_scenario_id,NULL
 project_energy_target_zone_scenario_id,NULL
 tx_line_transmission_target_zone_scenario_id,NULL
-project_carbon_cap_zone_scenario_id,2
+project_carbon_cap_zone_scenario_id,1
 project_carbon_tax_zone_scenario_id,NULL
 project_carbon_tax_allowance_scenario_id,NULL
 project_performance_standard_zone_scenario_id,NULL

diff --git a/examples/test_new_solar_carbon_tax_w_carbon_credits/inputs/project_carbon_credits.tab b/examples/test_new_solar_carbon_tax_w_carbon_credits/inputs/project_carbon_credits.tab
@@ -1,2 +1,4 @@
 project period intensity_threshold_emissions_toCO2_per_MWh absolute_threshold_emissions_toCO2
 Coal 2020 . 2000000.0
+Gas_CCGT 2020 . .
+Gas_CT 2020 . .
diff --git a/examples/test_new_solar_carbon_tax_w_carbon_credits/inputs/projects.tab b/examples/test_new_solar_carbon_tax_w_carbon_credits/inputs/projects.tab
@@ -1,7 +1,7 @@
 project capacity_type availability_type operational_type balancing_type_project technology load_zone variable_om_cost_per_mwh min_stable_level_fraction unit_size_mw startup_cost_per_mw shutdown_cost_per_mw startup_fuel_mmbtu_per_mw startup_plus_ramp_up_rate shutdown_plus_ramp_down_rate ramp_up_when_on_rate ramp_down_when_on_rate ramp_up_violation_penalty ramp_down_violation_penalty min_up_time_hours min_up_time_violation_penalty min_down_time_hours min_down_time_violation_penalty allow_startup_shutdown_power storage_efficiency charging_efficiency discharging_efficiency charging_capacity_multiplier discharging_capacity_multiplier minimum_duration_hours maximum_duration_hours aux_consumption_frac_capacity aux_consumption_frac_power last_commitment_stage curtailment_cost_per_pwh powerunithour_per_fuelunit soc_penalty_cost_per_energyunit soc_last_tmp_penalty_cost_per_energyunit partial_availability_threshold nonfuel_carbon_emissions_per_mwh lf_reserves_up_ba lf_reserves_up_derate lf_reserves_down_ba lf_reserves_down_derate regulation_up_ba regulation_up_derate regulation_down_ba regulation_down_derate lf_reserves_up_ramp_rate lf_reserves_down_ramp_rate regulation_up_ramp_rate regulation_down_ramp_rate carbon_tax_zone carbon_credits_zone
 Coal gen_spec exogenous gen_commit_cap day Coal Zone1 1.0 0.4 6.0 1.0 0.0 . . . . . . . . . . . . . . . . . . . . . 2 . . . . . . . . . . Zone1 . Zone1 . . . . . Zone1 Carbon_Credits_Zone1
-Gas_CCGT gen_spec exogenous gen_commit_cap day Gas Zone1 2.0 0.4 6.0 1.0 2.0 . . . . . . . . . . . . . . . . . . . . . 1 . . . . . . Zone1 . Zone1 . Zone1 . Zone1 . . . . . Zone1 .
-Gas_CT gen_spec exogenous gen_commit_cap day Gas Zone1 2.0 0.4 6.0 0.0 1.0 . . . . . . . . . . . . . . . . . . . . . 3 . . . . . . . . . . . . . . . . . . Zone1 .
+Gas_CCGT gen_spec exogenous gen_commit_cap day Gas Zone1 2.0 0.4 6.0 1.0 2.0 . . . . . . . . . . . . . . . . . . . . . 1 . . . . . . Zone1 . Zone1 . Zone1 . Zone1 . . . . . Zone1 Carbon_Credits_Zone1
+Gas_CT gen_spec exogenous gen_commit_cap day Gas Zone1 2.0 0.4 6.0 0.0 1.0 . . . . . . . . . . . . . . . . . . . . . 3 . . . . . . . . . . . . . . . . . . Zone1 Carbon_Credits_Zone1
 Nuclear gen_spec exogenous gen_must_run day Nuclear Zone1 1.0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
 Solar gen_new_lin exogenous gen_var day Solar Zone1 0.0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
 Wind gen_spec exogenous gen_var day Wind Zone1 0.0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
diff --git a/examples/test_new_solar_carbon_tax_w_carbon_credits/results/objective_function_value.txt b/examples/test_new_solar_carbon_tax_w_carbon_credits/results/objective_function_value.txt
@@ -1 +1 @@
--3796351965272.27
+-30923115421750.98
diff --git a/examples/test_new_solar_carbon_tax_w_carbon_credits/results/summary_results.txt b/examples/test_new_solar_carbon_tax_w_carbon_credits/results/summary_results.txt
@@ -12,8 +12,8 @@ Zone1 Solar 2020 2.00
 --> Energy Production <--
  Annual Energy (MWh) % Total Power
 load_zone period technology 
-Zone1 2020 Coal 18,688.00 13.91
- Gas 49,932.00 37.17
- Nuclear 52,560.00 39.13
- Solar 8,760.00 6.52
- Wind  4,380.00  3.26
+Zone1 2020 Coal 29,492.00 28.77
+ Gas  -0.00 -0.00
+ Nuclear 52,560.00 51.28
+ Solar 8,760.00 8.55
+ Wind 11,680.00 11.40
diff --git a/examples/test_performance_standard_carbon_credits/inputs/project_carbon_credits.tab b/examples/test_performance_standard_carbon_credits/inputs/project_carbon_credits.tab
@@ -1,2 +1,4 @@
 project period intensity_threshold_emissions_toCO2_per_MWh absolute_threshold_emissions_toCO2
 Coal 2020 . 2000000.0
+Gas_CCGT 2020 . .
+Gas_CT 2020 . .