heat_transport_variables Module

base plant electric load (W)

cryogenic plant power (MW)

Maximum cryogenic plant power (MW) Constraint equation icc = 87 Scan variable nwseep = 56

f-value for maximum cryogenic plant power Iteration variable ixc = 164 Constraint equation icc = 87

AC to resistive power conversion for TF coils

thermal to electric conversion efficiency if secondary_cycle=2; otherwise calculated.

facility heat removal (MW)

total baseline power required at all times (MW)

scaled fraction of gross power to balance-of-plant

power to mgf (motor-generator flywheel) units (MW) (ignored if iscenr=2)

fraction of total blanket thermal power required to drive the blanket coolant pumps (default assumes water coolant) (secondary_cycle=0)

fraction of total divertor thermal power required to drive the divertor coolant pumps (default assumes water coolant)

fraction of total first wall thermal power required to drive the FW coolant pumps (default assumes water coolant) (secondary_cycle=0)

fraction of total shield thermal power required to drive the shield coolant pumps (default assumes water coolant)

Minimum total electrical power for primary coolant pumps (MW) (NOT RECOMMENDED)

Heat removal at cryogenic temperature tmpcry (W)

Heat removal at cryogenic temperature tcoolin (W)

heat transport system electrical pump power (MW)

blanket primary coolant mechanical pumping power (MW)

blanket secondary coolant mechanical pumping power (MW)

blanket primary + secondary coolant mechanical pumping power (MW)

divertor coolant mechanical pumping power (MW)

first wall coolant mechanical pumping power (MW)

shield and vacuum vessel coolant mechanical pumping power (MW)

Waste power lost from primary coolant pumps (MW)

switch for power flow model:

• =0 pre-2014 version
• =1 comprehensive 2014 model

Switch for shield thermal power destiny:

• =0 does not contribute to energy generation cycle
• =1 contributes to energy generation cycle

number of primary heat exchangers

total pulsed power system load (MW)

peak MVA requirement

heat removal from first wall/divertor (MW)

gross electric power (MW)

power dissipated in heating and current drive system (MW)

maximum injector power during pulse (heating and ramp-up/down phase) (MW)

injector wall plug power (MW)

secondary injector wall plug power (MW)

net electric power (MW)

recirculating electric power (MW)

total thermal power removed from fusion core (MW)

Low-grade heat lost in divertor (MW)

Low-grade heat lost into HCD apparatus (MW)

Low-grade heat (MW)

Low-grade heat (VV + lost)(MW)

Low-grade heat deposited in shield (MW)

High-grade heat useful for electric production (MW)

base AC power requirement per unit floor area (W/m2)

total steady state TF coil AC power demand (MW)

estimate of total low voltage power (MW)

power required for tritium processing (MW)

coolant temperature at turbine inlet (K) (secondary_cycle = 3,4)

vacuum pump power (MW)