Gas storage

Technology ID: GAS_STORAGE

Input energy interface, with default energy:

• CONSUMPTION: gas

Output energy interface, with default energy:

• PRODUCTION: gas

Technology behaviors:

• OPTIM_PATHWAY

• USE_PMAX_IN

• OPTIM_PMAX

• DISCHARGE_TIMES

• GRADIENTS

Technology parameters:

ID	Label	Unit	Behaviors	Description
CAPEX_OVERNIGHT	CAPEX Overnight	Euro/MW		-Overall capital expenditure (only used for pathway optimization)
DEINVEST_COST	Deinvest cost	Euro/MW		Deinvest cost (only used for pathway optimization)
LIFETIME	Lifetime			Lifetime of the asset (only used for pathway optimization)
YIELD_INVEST	Yield of investment	%		Yield associated with investment
INSTALL_MAX	Max installation	MW	OPTIM_PATHWAY	Max installation (only used for pathway optimization)
DECOMM_MAX	Max decommissioning	MW	OPTIM_PATHWAY	Max decommissioning (only used for pathway optimization)
STORAGE_CAPEX_OVERNIGHT	Overnight CAPEX (Storage)	Euro/MW.h/Year		Overnight capital expenditure for storage assets
CAPEX	CAPEX	Euro/MW/Year		Capital expenditure (only used for capacity optimization)
FOC	Fixed Operating Costs	Euro/MW/Year		Fixed Operating Costs (only used for capacity optimization)
PMAX	Pmax	MW	(not OPTIM_PMAX) and (not OPTIM_PATHWAY)	Installed power capacity
PMAXMIN	Min Pmax	MW	OPTIM_PMAX or OPTIM_PATHWAY	Installed capacity lower bound for capacity optimization
PMAXMAX	Max Pmax	MW	OPTIM_PMAX or OPTIM_PATHWAY	Installed capacity upper bound for capacity optimization
AVAILABILITY	Availability	%		Available capacity, expressed as a percentage of the installed capacity
CONSUMPTION_COST	Consumption cost	Euro/MW.h		Consumption cost
EXIT_FEE	Fee for gas withdrawal from the internal network	Euro/MW.h		Exit fee
PRODUCTION_COST	Production cost	Euro/MW.h		Production cost (emission cost excluded)
ENTRY_FEE	Fee for gas injection on the internal network	Euro/MW.h		Entry fee
STORAGE_CAPEX	CAPEX (Storage)	Euro/MW.h/Year		Capital expenditure for storage assets
STORAGE_CAPACITY	Storage capacity	MW.h		Storage capacity
STORAGE_AVAILABILITY	Storage availability	%		Storage availability, expressed as a percentage of the installed storage capacity
MIN_STORAGE_LEVEL	Minimal storage level	%		Minimum level for storage, expressed as a percentage of the installed storage capacity
DISCHARGE_TIME	Discharge time	h		Discharge time
PMAX_IN	Pmax In	MW	USE_PMAX_IN and (not OPTIM_PMAX) and (not OPTIM_PATHWAY)	Input maximal power
AVAILABILITY_IN	Input availability	%		Injection capacity availability
MIN_INITIAL_STORAGE_LEVEL	Minimal initial storage level	%		Minimal initial storage level, expressed as percentage of the storage capacity
MAX_INITIAL_STORAGE_LEVEL	Maximal initial storage level	%		Maximal initial storage level, expressed as percentage of the storage capacity
PMAX_IN_OUT_RATIO	Withdrawal over Injection ratio (for capacity optimization)	%	OPTIM_PMAX or OPTIM_PATHWAY	Injection (to the storage) over Withdrawal (from the storage) ratio (for capacity optimization)
EMPTY_STORAGE_RATIO_WITHDRAWAL	Empty storage ratio of available withdrawal capacity	%		Share of storage available withdrawal capacity when empty
FILLED_STORAGE_RATIO_INJECTION	Filled storage ratio of available injection capacity	%		Share of storage available injection capacity when filled
INJECTION_INFLEXION_STORAGE_LEVEL	Injection capacity inflexion storage level	%		Storage level at which available injection capacity starts to decrease
WITHDRAWAL_INFLEXION_STORAGE_LEVEL	Withdrawal capacity inflexion storage level	%		Storage level at which available withdrawal capacity reaches 100%
GRADIENT_UP	Gradient up	%/min	GRADIENTS	Maximal upward variation, expressed as a percentage of the available capacity per minute
GRADIENT_DOWN	Gradient down	%/min	GRADIENTS	Maximal downward variation, expressed as a percentage of the available capacity per minute

Model code:

stateON = AssetState('ON')
moduleStock = addDischargeStock(asset, stateON, minStorageLevel=MIN_STORAGE_LEVEL, initialStorageLevel=None, storageAvailability=STORAGE_AVAILABILITY, initialEqualsFinal=True)
variableStorageInjectionCapacity(MODEL, asset, stateON, moduleStock, pmaxInOutRatio = PMAX_IN_OUT_RATIO)
variableStorageWithdrawalCapacity(MODEL, asset, stateON, moduleStock)
addInitialStorageLevelBounds(asset, moduleStock, initialStorageLevel=None, minInitialStorageLevel=MIN_INITIAL_STORAGE_LEVEL, maxInitialStorageLevel= MAX_INITIAL_STORAGE_LEVEL)

# Computing overall cost to set on incoming flows (consumption cost + network exit fee)
overallConsumptionCost  = getAssetData(asset, CONSUMPTION_COST, dataName=LABELS[CONSUMPTION_COST], mustExist=False)
exitFee = getAssetData(asset, "EXIT_FEE", mustExist=False)
if exitFee is not None:
    overallConsumptionCost += exitFee

# Computing overall cost to set on outcoming flows (production cost + network entry fee)
overallProductionCost  = getAssetData(asset, PRODUCTION_COST, dataName=LABELS[PRODUCTION_COST], mustExist=False)
entryFee = getAssetData(asset, "ENTRY_FEE", mustExist=False)
if entryFee is not None:
    overallProductionCost += entryFee

addEnergyConsumption(asset, stateON, availability = "AVAILABILITY_IN", pmaxInOutRatio = PMAX_IN_OUT_RATIO, consumptionCost = overallConsumptionCost)
addEnergyProduction(asset, stateON, productionCost = overallProductionCost)
addGradients(asset, stateON)
finalize(stateON)