hyperloop.Python.tube package¶
Submodules¶
hyperloop.Python.tube.propulsion_mechanics module¶
hyperloop.Python.tube.steady_state_vacuum module¶
hyperloop.Python.tube.submerged_tube module¶
hyperloop.Python.tube.tube_and_pylon module¶
hyperloop.Python.tube.tube_group module¶
hyperloop.Python.tube.tube_power module¶
hyperloop.Python.tube.tube_vacuum module¶
Current calculation to determine total number of vacuum pumps needed and their respective cost per year. The National average for Electricity runs $.13 cents per kilowatt hour.
-
class
hyperloop.Python.tube.tube_vacuum.Vacuum[source]¶ Bases:
openmdao.core.component.ComponentParams: pressure_initial : float
initial Pressure before the pump down . Default value is 760.2.
pressure_final : float
Desired pressure within tube. Default value is 7.0.
speed : float
Pumping speed. Default value is 163333.3.
tube_area : float
Area of the tube. Default value is 5.0.
tube_length : float
Length of the tube. Default value is 5000.0.
pwr : float
Motor rating. Default value is 18.5.
electricity_price : float
Cost of electricity per kilowatt hour. Default value is 0.13.
time_down : float
Desired pump down time. Default value is 300.0.
gamma : float
Operational percentage of the pump per day. Default value is 0.8.
pump_weight : float
Weight of one pump. Default value is 715.0.
Returns: number_pumps : float
Number of pumps. Default value is 1.0.
cost_annual : float
Total cost of pumps. The cost of purchasing the pumps and running them per year in USD.
weight_tot: float
Total weight of the pumps throughout the track in kg.
pwr_tot: float
Total power of the pumps in kW.
energy_tot: float
Total energy consumed by the pumps in one day in kJ.
References
[1] Laughlin, Robert B., Prof. “Energy Information Administration - Electricity Price.” EIA. Stanford University, 30 Dec. 2008. Web. 24 June 2016. <http://large.stanford.edu/publications/power/references/voltprice/> Umrath, Walter, Dr. Fundamentals of Vacuum Technology. N.p.: Oerlikon Leybold Vacuum, n.d. Print.