"""
natural gas
"""
from cea.technologies.constants import GAS_CONNECTION_COST
__author__ = "Thuy-An Nguyen"
__copyright__ = "Copyright 2015, Architecture and Building Systems - ETH Zurich"
__credits__ = ["Thuy-An Nguyen", "Tim Vollrath", "Jimeno A. Fonseca"]
__license__ = "MIT"
__version__ = "0.1"
__maintainer__ = "Daren Thomas"
__email__ = "cea@arch.ethz.ch"
__status__ = "Production"
# investment and maintenance costs
[docs]def calc_Cinv_gas(PnomGas):
"""
Calculate investment cost of natural gas connections.
:param PnomGas: peak natural gas supply in [W]
:type PnomGas: float
:returns InvCa:
:rtype InvCa:
"""
InvCa = 0
InvCa = GAS_CONNECTION_COST * PnomGas # from Energie360 - Zurich
return InvCa