| Conditions | 1 |
| Total Lines | 216 |
| Code Lines | 86 |
| Lines | 0 |
| Ratio | 0 % |
| Changes | 0 | ||
Small methods make your code easier to understand, in particular if combined with a good name. Besides, if your method is small, finding a good name is usually much easier.
For example, if you find yourself adding comments to a method's body, this is usually a good sign to extract the commented part to a new method, and use the comment as a starting point when coming up with a good name for this new method.
Commonly applied refactorings include:
If many parameters/temporary variables are present:
| 1 | """ |
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| 256 | FROM demand.egon_demandregio_cts_ind |
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| 257 | WHERE scenario= 'eGon2035' |
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| 258 | AND year IN ('2035') |
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| 259 | GROUP BY (scenario); |
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| 260 | |||
| 261 | """, |
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| 262 | warning=False, |
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| 263 | )["demand_mw_regio_cts_ind"].values[0] |
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| 264 | |||
| 265 | input_hh = db.select_dataframe( |
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| 266 | """SELECT scenario, SUM(demand::numeric/1000000) as demand_mw_regio_hh |
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| 267 | FROM demand.egon_demandregio_hh |
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| 268 | WHERE scenario= 'eGon2035' |
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| 269 | AND year IN ('2035') |
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| 270 | GROUP BY (scenario); |
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| 271 | """, |
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| 272 | warning=False, |
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| 273 | )["demand_mw_regio_hh"].values[0] |
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| 274 | |||
| 275 | input_demand = input_hh + input_cts_ind |
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| 276 | |||
| 277 | e = round((output_demand - input_demand) / input_demand, 2) * 100 |
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| 278 | |||
| 279 | logger.info(f"electricity demand: {e} %") |
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| 280 | |||
| 281 | |||
| 282 | def etrago_eGon2035_heat(): |
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| 283 | """Execute basic sanity checks. |
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| 284 | |||
| 285 | Returns print statements as sanity checks for the heat sector in |
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| 286 | the eGon2035 scenario. |
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| 287 | |||
| 288 | Parameters |
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| 289 | ---------- |
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| 290 | None |
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| 291 | |||
| 292 | Returns |
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| 293 | ------- |
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| 294 | None |
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| 295 | """ |
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| 296 | |||
| 297 | # Check input and output values for the carriers "other_non_renewable", |
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| 298 | # "other_renewable", "reservoir", "run_of_river" and "oil" |
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| 299 | |||
| 300 | scn = "eGon2035" |
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| 301 | |||
| 302 | # Section to check generator capacities |
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| 303 | logger.info(f"Sanity checks for scenario {scn}") |
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| 304 | logger.info( |
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| 305 | "For German heat demands the following deviations between the inputs" |
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| 306 | " and outputs can be observed:" |
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| 307 | ) |
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| 308 | |||
| 309 | # Sanity checks for heat demand |
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| 310 | |||
| 311 | output_heat_demand = db.select_dataframe( |
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| 312 | """SELECT a.scn_name, |
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| 313 | (SUM( |
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| 314 | (SELECT SUM(p) FROM UNNEST(b.p_set) p))/1000000)::numeric as load_twh |
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| 315 | FROM grid.egon_etrago_load a |
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| 316 | JOIN grid.egon_etrago_load_timeseries b |
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| 317 | ON (a.load_id = b.load_id) |
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| 318 | JOIN grid.egon_etrago_bus c |
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| 319 | ON (a.bus=c.bus_id) |
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| 320 | AND b.scn_name = 'eGon2035' |
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| 321 | AND a.scn_name = 'eGon2035' |
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| 322 | AND c.scn_name= 'eGon2035' |
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| 323 | AND c.country='DE' |
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| 324 | AND a.carrier IN ('rural_heat', 'central_heat') |
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| 325 | GROUP BY (a.scn_name); |
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| 326 | """, |
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| 327 | warning=False, |
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| 328 | )["load_twh"].values[0] |
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| 329 | |||
| 330 | input_heat_demand = db.select_dataframe( |
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| 331 | """SELECT scenario, SUM(demand::numeric/1000000) as demand_mw_peta_heat |
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| 332 | FROM demand.egon_peta_heat |
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| 333 | WHERE scenario= 'eGon2035' |
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| 334 | GROUP BY (scenario); |
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| 335 | """, |
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| 336 | warning=False, |
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| 337 | )["demand_mw_peta_heat"].values[0] |
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| 338 | |||
| 339 | e_demand = ( |
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| 340 | round((output_heat_demand - input_heat_demand) / input_heat_demand, 2) |
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| 341 | * 100 |
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| 342 | ) |
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| 343 | |||
| 344 | logger.info(f"heat demand: {e_demand} %") |
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| 345 | |||
| 346 | # Sanity checks for heat supply |
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| 347 | |||
| 348 | logger.info( |
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| 349 | "For German heat supplies the following deviations between the inputs " |
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| 350 | "and outputs can be observed:" |
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| 351 | ) |
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| 352 | |||
| 353 | # Comparison for central heat pumps |
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| 354 | heat_pump_input = db.select_dataframe( |
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| 355 | """SELECT carrier, SUM(capacity::numeric) as Urban_central_heat_pump_mw |
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| 356 | FROM supply.egon_scenario_capacities |
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| 357 | WHERE carrier= 'urban_central_heat_pump' |
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| 358 | AND scenario_name IN ('eGon2035') |
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| 359 | GROUP BY (carrier); |
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| 360 | """, |
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| 361 | warning=False, |
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| 362 | )["urban_central_heat_pump_mw"].values[0] |
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| 363 | |||
| 364 | heat_pump_output = db.select_dataframe( |
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| 365 | """SELECT carrier, SUM(p_nom::numeric) as Central_heat_pump_mw |
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| 366 | FROM grid.egon_etrago_link |
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| 367 | WHERE carrier= 'central_heat_pump' |
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| 368 | AND scn_name IN ('eGon2035') |
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| 369 | GROUP BY (carrier); |
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| 370 | """, |
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| 371 | warning=False, |
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| 372 | )["central_heat_pump_mw"].values[0] |
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| 373 | |||
| 374 | e_heat_pump = ( |
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| 375 | round((heat_pump_output - heat_pump_input) / heat_pump_output, 2) * 100 |
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| 376 | ) |
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| 377 | |||
| 378 | logger.info(f"'central_heat_pump': {e_heat_pump} % ") |
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| 379 | |||
| 380 | # Comparison for residential heat pumps |
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| 381 | |||
| 382 | input_residential_heat_pump = db.select_dataframe( |
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| 383 | """SELECT carrier, SUM(capacity::numeric) as residential_heat_pump_mw |
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| 384 | FROM supply.egon_scenario_capacities |
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| 385 | WHERE carrier= 'residential_rural_heat_pump' |
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| 386 | AND scenario_name IN ('eGon2035') |
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| 387 | GROUP BY (carrier); |
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| 388 | """, |
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| 389 | warning=False, |
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| 390 | )["residential_heat_pump_mw"].values[0] |
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| 391 | |||
| 392 | output_residential_heat_pump = db.select_dataframe( |
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| 393 | """SELECT carrier, SUM(p_nom::numeric) as rural_heat_pump_mw |
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| 394 | FROM grid.egon_etrago_link |
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| 395 | WHERE carrier= 'rural_heat_pump' |
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| 396 | AND scn_name IN ('eGon2035') |
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| 397 | GROUP BY (carrier); |
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| 398 | """, |
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| 399 | warning=False, |
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| 400 | )["rural_heat_pump_mw"].values[0] |
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| 401 | |||
| 402 | e_residential_heat_pump = ( |
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| 403 | round( |
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| 404 | (output_residential_heat_pump - input_residential_heat_pump) |
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| 405 | / input_residential_heat_pump, |
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| 406 | 2, |
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| 407 | ) |
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| 408 | * 100 |
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| 409 | ) |
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| 410 | logger.info(f"'residential heat pumps': {e_residential_heat_pump} %") |
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| 411 | |||
| 412 | # Comparison for resistive heater |
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| 413 | resistive_heater_input = db.select_dataframe( |
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| 414 | """SELECT carrier, |
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| 415 | SUM(capacity::numeric) as Urban_central_resistive_heater_MW |
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| 416 | FROM supply.egon_scenario_capacities |
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| 417 | WHERE carrier= 'urban_central_resistive_heater' |
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| 418 | AND scenario_name IN ('eGon2035') |
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| 419 | GROUP BY (carrier); |
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| 420 | """, |
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| 421 | warning=False, |
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| 422 | )["urban_central_resistive_heater_mw"].values[0] |
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| 423 | |||
| 424 | resistive_heater_output = db.select_dataframe( |
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| 425 | """SELECT carrier, SUM(p_nom::numeric) as central_resistive_heater_MW |
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| 426 | FROM grid.egon_etrago_link |
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| 427 | WHERE carrier= 'central_resistive_heater' |
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| 428 | AND scn_name IN ('eGon2035') |
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| 429 | GROUP BY (carrier); |
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| 430 | """, |
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| 431 | warning=False, |
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| 432 | )["central_resistive_heater_mw"].values[0] |
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| 433 | |||
| 434 | e_resistive_heater = ( |
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| 435 | round( |
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| 436 | (resistive_heater_output - resistive_heater_input) |
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| 437 | / resistive_heater_input, |
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| 438 | 2, |
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| 439 | ) |
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| 440 | * 100 |
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| 441 | ) |
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| 442 | |||
| 443 | logger.info(f"'resistive heater': {e_resistive_heater} %") |
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| 444 | |||
| 445 | # Comparison for solar thermal collectors |
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| 446 | |||
| 447 | input_solar_thermal = db.select_dataframe( |
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| 448 | """SELECT carrier, SUM(capacity::numeric) as solar_thermal_collector_mw |
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| 449 | FROM supply.egon_scenario_capacities |
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| 450 | WHERE carrier= 'urban_central_solar_thermal_collector' |
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| 451 | AND scenario_name IN ('eGon2035') |
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| 452 | GROUP BY (carrier); |
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| 453 | """, |
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| 454 | warning=False, |
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| 455 | )["solar_thermal_collector_mw"].values[0] |
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| 456 | |||
| 457 | output_solar_thermal = db.select_dataframe( |
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| 458 | """SELECT carrier, SUM(p_nom::numeric) as solar_thermal_collector_mw |
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| 459 | FROM grid.egon_etrago_generator |
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| 460 | WHERE carrier= 'solar_thermal_collector' |
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| 461 | AND scn_name IN ('eGon2035') |
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| 462 | GROUP BY (carrier); |
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| 463 | """, |
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| 464 | warning=False, |
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| 465 | )["solar_thermal_collector_mw"].values[0] |
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| 466 | |||
| 467 | e_solar_thermal = ( |
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| 468 | round( |
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| 469 | (output_solar_thermal - input_solar_thermal) / input_solar_thermal, |
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| 470 | 2, |
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| 471 | ) |
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| 472 | * 100 |
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| 638 |