TroughPhysical¶
CSP parabolic trough model based on heat transfer and thermodynamic principles for power generation
-
PySAM.TroughPhysical.
default
(config) → TroughPhysical¶ Load defaults for the configuration
config
. Available configurations are:- “PhysicalTroughAllEquityPartnershipFlip”
- “PhysicalTroughLCOECalculator”
- “PhysicalTroughLeveragedPartnershipFlip”
- “PhysicalTroughMerchantPlant”
- “PhysicalTroughNone”
- “PhysicalTroughSaleLeaseback”
- “PhysicalTroughSingleOwner”
Note
Some inputs do not have default values and may be assigned a value from the variable’s Required attribute. See variable attribute descriptions below.
-
PySAM.TroughPhysical.
from_existing
(data, optional config) → TroughPhysical¶ Share data with an existing PySAM class. If
optional config
is a valid configuration name, load the module’s defaults for that configuration.
-
PySAM.TroughPhysical.
new
() → TroughPhysical¶
-
PySAM.TroughPhysical.
wrap
(ssc_data_t) → TroughPhysical¶ Load data from a PySSC object.
Warning
Do not call PySSC.data_free on the ssc_data_t provided to
wrap()
TroughPhysical is a wrapper for the SSC compute module cmod_trough_physical.cpp
Functions¶
-
class
PySAM.TroughPhysical.
TroughPhysical
¶ This class contains all the variable information for running a simulation. Variables are grouped together in the subclasses as properties. If property assignments are the wrong type, an error is thrown.
-
assign
(dict) → None¶ Assign attributes from nested dictionary, except for Outputs
nested_dict = { 'weather': { var: val, ...}, ...}
-
execute
(int verbosity) → None¶ Execute simulation with verbosity level 0 (default) or 1
-
export
() → dict¶ Export attributes into nested dictionary
-
replace
(dict) → None¶ Replace attributes from nested dictionary, except for Outputs. Unassigns all values in each Group then assigns from the input dict.
nested_dict = { 'weather': { var: val, ...}, ...}
-
unassign
(name) → None¶ Unassign a value in any of the variable groups.
-
value
(name, optional value) → Union[None, float, dict, sequence, str]¶ Get or set by name a value in any of the variable groups.
-
Weather Group¶
-
class
PySAM.TroughPhysical.TroughPhysical.
Weather
¶ -
assign
(dict) → None¶ Assign attributes from dictionary, overwriting but not removing values.
Weather_vals = { var: val, ...}
-
export
() → dict¶ Export attributes into dictionary.
-
replace
(dict) → None¶ Replace attributes from dictionary, unassigning values not present in input
dict
.Weather_vals = { var: val, ...}
-
file_name
¶ Local weather file with path [none]
Constraints: LOCAL_FILE
Required: False for configuration with default inputs. May be required if a variable dependent on its value changes. Example: For the Detailed PV - Single Owner configuration, only Subarray 1 is enabled in the configuration defaults, so Subarray 2 inputs would not be required; if Subarray 2 is enabled, then Subarray 2 inputs is required.
Type: str
-
solar_resource_data
¶ Weather resource data in memory
Required: False for configuration with default inputs. May be required if a variable dependent on its value changes. Example: For the Detailed PV - Single Owner configuration, only Subarray 1 is enabled in the configuration defaults, so Subarray 2 inputs would not be required; if Subarray 2 is enabled, then Subarray 2 inputs is required.
Type: dict
-
SolarField Group¶
-
class
PySAM.TroughPhysical.TroughPhysical.
SolarField
¶ -
assign
(dict) → None¶ Assign attributes from dictionary, overwriting but not removing values.
SolarField_vals = { var: val, ...}
-
export
() → dict¶ Export attributes into dictionary.
-
replace
(dict) → None¶ Replace attributes from dictionary, unassigning values not present in input
dict
.SolarField_vals = { var: val, ...}
-
A_aperture
¶ Reflective aperture area of the collector [m2]
Required: True
Type: sequence
-
AbsorberMaterial
¶ Absorber material type [none]
Required: True
Type: sequence[sequence]
-
AnnulusGas
¶ Annulus gas type (1=air, 26=Ar, 27=H2) [none]
Required: True
Type: sequence[sequence]
-
Ave_Focal_Length
¶ Average focal length of the collector [m]
Required: True
Type: sequence
-
ColperSCA
¶ Number of individual collector sections in an SCA [none]
Required: True
Type: sequence
-
D_2
¶ Inner absorber tube diameter [m]
Required: True
Type: sequence[sequence]
-
D_3
¶ Outer absorber tube diameter [m]
Required: True
Type: sequence[sequence]
-
D_4
¶ Inner glass envelope diameter [m]
Required: True
Type: sequence[sequence]
-
D_5
¶ Outer glass envelope diameter [m]
Required: True
Type: sequence[sequence]
-
D_cpnt
¶ Interconnect component diameters, row=intc, col=cpnt [none]
Required: True
Type: sequence[sequence]
-
D_p
¶ Diameter of the absorber flow plug (optional) [m]
Required: True
Type: sequence[sequence]
-
Design_loss
¶ Receiver heat loss at design [W/m]
Required: True
Type: sequence[sequence]
-
Dirt_HCE
¶ Loss due to dirt on the receiver envelope [none]
Required: True
Type: sequence[sequence]
-
Dirt_mirror
¶ User-defined dirt on mirror derate [none]
Required: True
Type: sequence
-
Distance_SCA
¶ Piping distance between SCA’s in the field [m]
Required: True
Type: sequence
-
EPSILON_4
¶ Inner glass envelope emissivities (Pyrex) [none]
Required: True
Type: sequence[sequence]
-
EPSILON_5
¶ Outer glass envelope emissivities (Pyrex) [none]
Required: True
Type: sequence[sequence]
-
Error
¶ User-defined general optical error derate [none]
Required: True
Type: sequence
-
FieldConfig
¶ Number of subfield headers [none]
Required: True
Type: float
-
Flow_type
¶ Flow type through the absorber [none]
Required: True
Type: sequence[sequence]
-
Fluid
¶ Field HTF fluid ID number [none]
Required: True
Type: float
-
GeomEffects
¶ User-defined geometry effects derate [none]
Required: True
Type: sequence
-
GlazingIntactIn
¶ Glazing intact (broken glass) flag {1=true, else=false} [none]
Required: True
Type: sequence[sequence]
-
HCE_FieldFrac
¶ Fraction of the field occupied by this HCE type [none]
Required: True
Type: sequence[sequence]
-
HDR_rough
¶ Header pipe roughness [m]
Required: True
Type: float
-
IAM_matrix
¶ IAM coefficients, matrix for 4 collectors [none]
Required: True
Type: sequence[sequence]
-
I_bn_des
¶ Solar irradiation at design [C]
Required: True
Type: float
-
K_cpnt
¶ Interconnect component minor loss coefficients, row=intc, col=cpnt [none]
Required: True
Type: sequence[sequence]
-
L_SCA
¶ Length of the SCA [m]
Required: True
Type: sequence
-
L_aperture
¶ Length of a single mirror/HCE unit [m]
Required: True
Type: sequence
-
L_cpnt
¶ Interconnect component lengths, row=intc, col=cpnt [none]
Required: True
Type: sequence[sequence]
-
L_power_block_piping
¶ Length of piping (full mass flow) through heat sink (if applicable) [none]
Required: True
Type: float
-
L_rnr_per_xpan
¶ Threshold length of straight runner pipe without an expansion loop [m]
Required: True
Type: float
-
L_xpan_hdr
¶ Compined perpendicular lengths of each header expansion loop [m]
Required: True
Type: float
-
L_xpan_rnr
¶ Compined perpendicular lengths of each runner expansion loop [m]
Required: True
Type: float
-
Min_rnr_xpans
¶ Minimum number of expansion loops per single-diameter runner section [none]
Required: True
Type: float
-
N_hdr_per_xpan
¶ Number of collector loops per expansion loop [none]
Required: True
Type: float
-
N_max_hdr_diams
¶ Maximum number of diameters in each of the hot and cold headers [none]
Required: True
Type: float
-
P_a
¶ Annulus gas pressure [torr]
Required: True
Type: sequence[sequence]
-
Pipe_hl_coef
¶ Loss coefficient from the header, runner pipe, and non-HCE piping [m/s]
Required: True
Type: float
-
Rho_mirror_clean
¶ User-defined clean mirror reflectivity [none]
Required: True
Type: sequence
-
Rough
¶ Relative roughness of the internal HCE surface [-]
Required: True
Type: sequence[sequence]
-
Row_Distance
¶ Spacing between rows (centerline to centerline) [m]
Required: True
Type: float
-
SCA_drives_elec
¶ Tracking power, in Watts per SCA drive [W/m2-K]
Required: True
Type: float
-
Shadowing
¶ Receiver bellows shadowing loss factor [none]
Required: True
Type: sequence[sequence]
-
T_fp
¶ Freeze protection temperature (heat trace activation temperature) [none]
Required: True
Type: float
-
T_loop_in_des
¶ Design loop inlet temperature [C]
Required: True
Type: float
-
T_loop_out
¶ Target loop outlet temperature [C]
Required: True
Type: float
-
Tau_envelope
¶ Envelope transmittance [none]
Required: True
Type: sequence[sequence]
-
TrackingError
¶ User-defined tracking error derate [none]
Required: True
Type: sequence
-
Type_cpnt
¶ Interconnect component type, row=intc, col=cpnt [none]
Required: True
Type: sequence[sequence]
-
V_hdr_cold_max
¶ Maximum HTF velocity in the cold headers at design [m/s]
Required: True
Type: float
-
V_hdr_cold_min
¶ Minimum HTF velocity in the cold headers at design [m/s]
Required: True
Type: float
-
V_hdr_hot_max
¶ Maximum HTF velocity in the hot headers at design [m/s]
Required: True
Type: float
-
V_hdr_hot_min
¶ Minimum HTF velocity in the hot headers at design [m/s]
Required: True
Type: float
-
W_aperture
¶ The collector aperture width (Total structural area used for shadowing) [m]
Required: True
Type: sequence
-
accept_init
¶ In acceptance testing mode - require steady-state startup [none]
Required: True
Type: float
-
accept_loc
¶ In acceptance testing mode - temperature sensor location [1/2]
Info: hx/loop
Required: True
Type: float
-
accept_mode
¶ Acceptance testing mode? [0/1]
Info: no/yes
Required: True
Type: float
-
alpha_abs
¶ Absorber absorptance [none]
Required: True
Type: sequence[sequence]
-
alpha_env
¶ Envelope absorptance [none]
Required: True
Type: sequence[sequence]
-
azimuth
¶ Azimuth angle of surface/axis [none]
Required: True
Type: float
-
calc_design_pipe_vals
¶ Calculate temps and pressures at design conditions for runners and headers [none]
Required: True
Type: float
-
custom_sf_pipe_sizes
¶ Use custom solar field pipe diams, wallthks, and lengths [none]
Required: True
Type: float
-
epsilon_3_11
¶ Absorber emittance for receiver type 1 variation 1 [none]
Required: True
Type: sequence[sequence]
-
epsilon_3_12
¶ Absorber emittance for receiver type 1 variation 2 [none]
Required: True
Type: sequence[sequence]
-
epsilon_3_13
¶ Absorber emittance for receiver type 1 variation 3 [none]
Required: True
Type: sequence[sequence]
-
epsilon_3_14
¶ Absorber emittance for receiver type 1 variation 4 [none]
Required: True
Type: sequence[sequence]
-
epsilon_3_21
¶ Absorber emittance for receiver type 2 variation 1 [none]
Required: True
Type: sequence[sequence]
-
epsilon_3_22
¶ Absorber emittance for receiver type 2 variation 2 [none]
Required: True
Type: sequence[sequence]
-
epsilon_3_23
¶ Absorber emittance for receiver type 2 variation 3 [none]
Required: True
Type: sequence[sequence]
-
epsilon_3_24
¶ Absorber emittance for receiver type 2 variation 4 [none]
Required: True
Type: sequence[sequence]
-
epsilon_3_31
¶ Absorber emittance for receiver type 3 variation 1 [none]
Required: True
Type: sequence[sequence]
-
epsilon_3_32
¶ Absorber emittance for receiver type 3 variation 2 [none]
Required: True
Type: sequence[sequence]
-
epsilon_3_33
¶ Absorber emittance for receiver type 3 variation 3 [none]
Required: True
Type: sequence[sequence]
-
epsilon_3_34
¶ Absorber emittance for receiver type 3 variation 4 [none]
Required: True
Type: sequence[sequence]
-
epsilon_3_41
¶ Absorber emittance for receiver type 4 variation 1 [none]
Required: True
Type: sequence[sequence]
-
epsilon_3_42
¶ Absorber emittance for receiver type 4 variation 2 [none]
Required: True
Type: sequence[sequence]
-
epsilon_3_43
¶ Absorber emittance for receiver type 4 variation 3 [none]
Required: True
Type: sequence[sequence]
-
epsilon_3_44
¶ Absorber emittance for receiver type 4 variation 4 [none]
Required: True
Type: sequence[sequence]
-
eta_pump
¶ HTF pump efficiency [none]
Required: True
Type: float
-
field_fl_props
¶ User defined field fluid property data [-]
Required: True
Type: sequence[sequence]
-
include_fixed_power_block_runner
¶ Should model consider piping through power block? [none]
Required: True
Type: float
-
m_dot_htfmax
¶ Maximum loop HTF flow rate [kg/s]
Required: True
Type: float
-
m_dot_htfmin
¶ Minimum loop HTF flow rate [kg/s]
Required: True
Type: float
-
mc_bal_cold
¶ Heat capacity of the balance of plant on the cold side [kWht/K-MWt]
Required: True
Type: float
-
mc_bal_hot
¶ Heat capacity of the balance of plant on the hot side [kWht/K-MWt]
Info: none
Required: True
Type: float
-
mc_bal_sca
¶ Non-HTF heat capacity associated with each SCA - per meter basis [Wht/K-m]
Required: True
Type: float
-
nColt
¶ Number of collector types [none]
Options: constant=4
Required: True
Type: float
-
nHCEVar
¶ Number of HCE variants per type [none]
Required: True
Type: float
-
nHCEt
¶ Number of HCE types [none]
Required: True
Type: float
-
nLoops
¶ Number of loops in the field [none]
Required: True
Type: float
-
nSCA
¶ Number of SCAs in a loop [none]
Required: True
Type: float
-
northsouth_field_sep
¶ North/south separation between subfields. 0 = SCAs are touching [m]
Required: True
Type: float
-
offset_xpan_hdr
¶ Location of first header expansion loop. 1 = after first collector loop [none]
Required: True
Type: float
-
p_start
¶ Collector startup energy, per SCA [kWe-hr]
Required: True
Type: float
-
rec_qf_delay
¶ Energy-based receiver startup delay (fraction of rated thermal power) [-]
Required: True
Type: float
-
rec_su_delay
¶ Fixed startup delay time for the receiver [hr]
Required: True
Type: float
-
sf_hdr_diams
¶ Custom header diameters [m]
Required: True
Type: sequence[sequence]
-
sf_hdr_lengths
¶ Custom header lengths [m]
Required: True
Type: sequence[sequence]
-
sf_hdr_wallthicks
¶ Custom header wall thicknesses [m]
Required: True
Type: sequence[sequence]
-
sf_rnr_diams
¶ Custom runner diameters [m]
Required: True
Type: sequence[sequence]
-
sf_rnr_lengths
¶ Custom runner lengths [m]
Required: True
Type: sequence[sequence]
-
sf_rnr_wallthicks
¶ Custom runner wall thicknesses [m]
Required: True
Type: sequence[sequence]
-
theta_dep
¶ Deploy angle [deg]
Required: True
Type: float
-
theta_stow
¶ Stow angle [deg]
Required: True
Type: float
-
tilt
¶ Tilt angle of surface/axis [none]
Required: True
Type: float
-
wind_stow_speed
¶ Trough wind stow speed [m/s]
Required: False. Automatically set to 50 if not assigned explicitly or loaded from defaults.
Type: float
-
Powerblock Group¶
-
class
PySAM.TroughPhysical.TroughPhysical.
Powerblock
¶ -
assign
(dict) → None¶ Assign attributes from dictionary, overwriting but not removing values.
Powerblock_vals = { var: val, ...}
-
export
() → dict¶ Export attributes into dictionary.
-
replace
(dict) → None¶ Replace attributes from dictionary, unassigning values not present in input
dict
.Powerblock_vals = { var: val, ...}
-
CT
¶ Flag for using dry cooling or wet cooling system [none]
Required: Required if pc_config=0
Type: float
-
F_wc
¶ Fraction indicating wet cooling use for hybrid system [none]
Options: constant=[0,0,0,0,0,0,0,0,0]
Required: Required if pc_config=0
Type: sequence
-
L_rnr_pb
¶ Length of runner pipe in power block [m]
Required: True
Type: float
-
P_boil
¶ Boiler operating pressure [bar]
Type: float
-
P_cond_min
¶ Minimum condenser pressure [inHg]
Required: Required if pc_config=0
Type: float
-
P_cond_ratio
¶ Condenser pressure ratio [none]
Required: Required if pc_config=0
Type: float
-
P_ref
¶ Rated plant capacity [MWe]
Required: True
Type: float
-
T_ITD_des
¶ ITD at design for dry system [C]
Required: Required if pc_config=0
Type: float
-
T_amb_des
¶ Reference ambient temperature at design point [C]
Required: Required if pc_config=0
Type: float
-
T_approach
¶ Cooling tower approach temperature [C]
Required: Required if pc_config=0
Type: float
-
cycle_cutoff_frac
¶ Minimum turbine operation fraction before shutdown [-]
Required: True
Type: float
-
cycle_max_frac
¶ Maximum turbine over design operation fraction [-]
Required: True
Type: float
-
dT_cw_ref
¶ Reference condenser cooling water inlet/outlet T diff [C]
Required: Required if pc_config=0
Type: float
-
eta_ref
¶ Power cycle efficiency at design [none]
Required: True
Type: float
-
n_pl_inc
¶ Number of part-load increments for the heat rejection system [none]
Required: Required if pc_config=0
Type: float
-
pb_bd_frac
¶ Power block blowdown steam fraction [none]
Required: Required if pc_config=0
Type: float
-
pb_pump_coef
¶ Pumping power to move 1kg of HTF through PB loop [kW/kg]
Required: True
Type: float
-
pc_config
¶ Steam Rankine (224), 1: user defined [-]
Constraints: INTEGER
Required: False. Automatically set to 0 if not assigned explicitly or loaded from defaults.
Type: float Type: 0
-
q_sby_frac
¶ Fraction of thermal power required for standby mode [none]
Required: True
Type: float
-
startup_frac
¶ Fraction of design thermal power needed for startup [none]
Required: True
Type: float
-
startup_time
¶ Time needed for power block startup [hr]
Required: True
Type: float
-
tech_type
¶ Turbine inlet pressure control flag (sliding=user, fixed=trough) [1/2/3]
Info: tower/trough/user
Required: Required if pc_config=0
Type: float
-
ud_f_W_dot_cool_des
¶ Percent of user-defined power cycle design gross output consumed by cooling [%]
Required: Required if pc_config=1
Type: float
-
ud_ind_od
¶ Off design user-defined power cycle performance as function of T_htf, m_dot_htf [ND], and T_amb
Required: Required if pc_config=1
Type: sequence[sequence]
-
ud_m_dot_water_cool_des
¶ Mass flow rate of water required at user-defined power cycle design point [kg/s]
Required: Required if pc_config=1
Type: float
-
TES Group¶
-
class
PySAM.TroughPhysical.TroughPhysical.
TES
¶ -
assign
(dict) → None¶ Assign attributes from dictionary, overwriting but not removing values.
TES_vals = { var: val, ...}
-
export
() → dict¶ Export attributes into dictionary.
-
replace
(dict) → None¶ Replace attributes from dictionary, unassigning values not present in input
dict
.TES_vals = { var: val, ...}
-
cold_tank_Thtr
¶ Minimum allowable cold tank HTF temp [C]
Required: True
Type: float
-
cold_tank_max_heat
¶ Rated heater capacity for cold tank heating [MWe]
Required: True
Type: float
-
dt_hot
¶ Hot side HX approach temp [C]
Required: True
Type: float
-
h_tank
¶ Total height of tank (height of HTF when tank is full [m]
Required: True
Type: float
-
h_tank_min
¶ Minimum allowable HTF height in storage tank [m]
Required: True
Type: float
-
hot_tank_Thtr
¶ Minimum allowable hot tank HTF temp [C]
Required: True
Type: float
-
hot_tank_max_heat
¶ Rated heater capacity for hot tank heating [MWe]
Required: True
Type: float
-
init_hot_htf_percent
¶ Initial fraction of avail. vol that is hot [%]
Required: True
Type: float
-
store_fl_props
¶ User defined storage fluid property data [-]
Required: True
Type: sequence[sequence]
-
store_fluid
¶ Material number for storage fluid [-]
Required: True
Type: float
-
tank_pairs
¶ Number of equivalent tank pairs [-]
Constraints: INTEGER
Required: True
Type: float
-
tshours
¶ Equivalent full-load thermal storage hours [hr]
Required: True
Type: float
-
u_tank
¶ Loss coefficient from the tank [W/m2-K]
Required: True
Type: float
-
Tou Group¶
-
class
PySAM.TroughPhysical.TroughPhysical.
Tou
¶ -
assign
(dict) → None¶ Assign attributes from dictionary, overwriting but not removing values.
Tou_vals = { var: val, ...}
-
export
() → dict¶ Export attributes into dictionary.
-
replace
(dict) → None¶ Replace attributes from dictionary, unassigning values not present in input
dict
.Tou_vals = { var: val, ...}
-
ampl_data_dir
¶ AMPL data file directory [-]
Required: False. Automatically set to ‘’ if not assigned explicitly or loaded from defaults.
Type: str
-
ampl_exec_call
¶ System command to run AMPL code [-]
Required: False. Automatically set to ‘ampl sdk_solution.run’ if not assigned explicitly or loaded from defaults.
Type: str
-
can_cycle_use_standby
¶ Can the cycle use standby operation?
Required: False. Automatically set to 0 if not assigned explicitly or loaded from defaults.
Type: float
-
disp_csu_cost_rel
¶ Cycle startup cost [$/MWe-cycle/start]
Required: Required if is_dispatch=1
Type: float
-
disp_frequency
¶ Frequency for dispatch optimization calculations [hour]
Required: Required if is_dispatch=1
Type: float
-
disp_horizon
¶ Time horizon for dispatch optimization [hour]
Required: Required if is_dispatch=1
Type: float
-
disp_max_iter
¶ Max. no. dispatch optimization iterations [-]
Required: Required if is_dispatch=1
Type: float
-
disp_mip_gap
¶ Dispatch optimization solution tolerance [-]
Required: Required if is_dispatch=1
Type: float
-
disp_pen_delta_w
¶ Dispatch cycle production change penalty [$/kWe-change]
Type: float
-
disp_pen_ramping
¶ Dispatch cycle production change penalty [$/MWe-change]
Required: Required if is_dispatch=1
Type: float
-
disp_reporting
¶ Dispatch optimization reporting level [-]
Required: False. Automatically set to -1 if not assigned explicitly or loaded from defaults.
Type: float
-
disp_rsu_cost_rel
¶ Receiver startup cost [$/MWt/start]
Required: Required if is_dispatch=1
Type: float
-
disp_spec_bb
¶ Dispatch optimization B&B heuristic [-]
Required: False. Automatically set to -1 if not assigned explicitly or loaded from defaults.
Type: float
-
disp_spec_presolve
¶ Dispatch optimization presolve heuristic [-]
Required: False. Automatically set to -1 if not assigned explicitly or loaded from defaults.
Type: float
-
disp_spec_scaling
¶ Dispatch optimization scaling heuristic [-]
Required: False. Automatically set to -1 if not assigned explicitly or loaded from defaults.
Type: float
-
disp_steps_per_hour
¶ Time steps per hour for dispatch optimization calculations [-]
Required: False. Automatically set to 1 if not assigned explicitly or loaded from defaults.
Type: float
-
disp_time_weighting
¶ Dispatch optimization future time discounting factor [-]
Required: False. Automatically set to 0.99 if not assigned explicitly or loaded from defaults.
Type: float
-
disp_timeout
¶ Max. dispatch optimization solve duration [s]
Required: Required if is_dispatch=1
Type: float
-
dispatch_factor1
¶ Dispatch payment factor 1
Required: Required if ppa_multiplier_model=0&csp_financial_model<5&is_dispatch=1
Type: float
-
dispatch_factor2
¶ Dispatch payment factor 2
Required: Required if ppa_multiplier_model=0&csp_financial_model<5&is_dispatch=1
Type: float
-
dispatch_factor3
¶ Dispatch payment factor 3
Required: Required if ppa_multiplier_model=0&csp_financial_model<5&is_dispatch=1
Type: float
-
dispatch_factor4
¶ Dispatch payment factor 4
Required: Required if ppa_multiplier_model=0&csp_financial_model<5&is_dispatch=1
Type: float
-
dispatch_factor5
¶ Dispatch payment factor 5
Required: Required if ppa_multiplier_model=0&csp_financial_model<5&is_dispatch=1
Type: float
-
dispatch_factor6
¶ Dispatch payment factor 6
Required: Required if ppa_multiplier_model=0&csp_financial_model<5&is_dispatch=1
Type: float
-
dispatch_factor7
¶ Dispatch payment factor 7
Required: Required if ppa_multiplier_model=0&csp_financial_model<5&is_dispatch=1
Type: float
-
dispatch_factor8
¶ Dispatch payment factor 8
Required: Required if ppa_multiplier_model=0&csp_financial_model<5&is_dispatch=1
Type: float
-
dispatch_factor9
¶ Dispatch payment factor 9
Required: Required if ppa_multiplier_model=0&csp_financial_model<5&is_dispatch=1
Type: float
-
dispatch_factors_ts
¶ Dispatch payment factor array
Required: Required if ppa_multiplier_model=1&csp_financial_model<5&is_dispatch=1
Type: sequence
-
dispatch_sched_weekday
¶ 12x24 PPA pricing Weekday schedule
Required: Required if ppa_multiplier_model=0&csp_financial_model<5&is_dispatch=1
Type: sequence[sequence]
-
dispatch_sched_weekend
¶ 12x24 PPA pricing Weekend schedule
Required: Required if ppa_multiplier_model=0&csp_financial_model<5&is_dispatch=1
Type: sequence[sequence]
-
dispatch_series
¶ Time series dispatch factors
Type: sequence
-
f_turb_tou_periods
¶ Dispatch logic for turbine load fraction [-]
Required: True
Type: sequence
-
is_ampl_engine
¶ Run dispatch optimization with external AMPL engine [-]
Required: False. Automatically set to 0 if not assigned explicitly or loaded from defaults.
Type: float
-
is_dispatch
¶ Allow dispatch optimization? [-]
Required: False. Automatically set to 0 if not assigned explicitly or loaded from defaults.
Type: float
-
is_dispatch_series
¶ Use time-series dispatch factors
Required: False. Automatically set to 1 if not assigned explicitly or loaded from defaults.
Type: float
-
is_tod_pc_target_also_pc_max
¶ Is the TOD target cycle heat input also the max cycle heat input?
Required: False. Automatically set to 0 if not assigned explicitly or loaded from defaults.
Type: float
-
is_wlim_series
¶ Use time-series net electricity generation limits
Required: False. Automatically set to 0 if not assigned explicitly or loaded from defaults.
Type: float
-
is_write_ampl_dat
¶ Write AMPL data files for dispatch run [-]
Required: False. Automatically set to 0 if not assigned explicitly or loaded from defaults.
Type: float
-
ppa_multiplier_model
¶ dispatch factors dispatch_factorX, 1: hourly multipliers dispatch_factors_ts [0/1]
Options: 0=diurnal,1=timestep
Constraints: INTEGER,MIN=0
Required: False. Automatically set to 0 if not assigned explicitly or loaded from defaults.
Type: float Type: PPA multiplier model 0
-
q_rec_heattrace
¶ Receiver heat trace energy consumption during startup [kWe-hr]
Required: False. Automatically set to 0.0 if not assigned explicitly or loaded from defaults.
Type: float
-
q_rec_standby
¶ Receiver standby energy consumption [kWt]
Required: False. Automatically set to 9e99 if not assigned explicitly or loaded from defaults.
Type: float
-
timestep_load_fractions
¶ Turbine load fraction for each timestep, alternative to block dispatch
Required: False for configuration with default inputs. May be required if a variable dependent on its value changes. Example: For the Detailed PV - Single Owner configuration, only Subarray 1 is enabled in the configuration defaults, so Subarray 2 inputs would not be required; if Subarray 2 is enabled, then Subarray 2 inputs is required.
Type: sequence
-
weekday_schedule
¶ 12x24 CSP operation Time-of-Use Weekday schedule [-]
Required: True
Type: sequence[sequence]
-
weekend_schedule
¶ 12x24 CSP operation Time-of-Use Weekend schedule [-]
Required: True
Type: sequence[sequence]
-
wlim_series
¶ Time series net electicity generation limits [kWe]
Required: Required if is_wlim_series=1
Type: sequence
-
SystemControl Group¶
-
class
PySAM.TroughPhysical.TroughPhysical.
SystemControl
¶ -
assign
(dict) → None¶ Assign attributes from dictionary, overwriting but not removing values.
SystemControl_vals = { var: val, ...}
-
export
() → dict¶ Export attributes into dictionary.
-
replace
(dict) → None¶ Replace attributes from dictionary, unassigning values not present in input
dict
.SystemControl_vals = { var: val, ...}
-
disp_csu_cost
¶ Cycle startup cost [$]
Type: float
-
disp_inventory_incentive
¶ Dispatch storage terminal inventory incentive multiplier
Required: False. Automatically set to 0.0 if not assigned explicitly or loaded from defaults.
Type: float
-
disp_rsu_cost
¶ Receiver startup cost [$]
Type: float
-
FinancialModel Group¶
-
class
PySAM.TroughPhysical.TroughPhysical.
FinancialModel
¶ -
assign
(dict) → None¶ Assign attributes from dictionary, overwriting but not removing values.
FinancialModel_vals = { var: val, ...}
-
export
() → dict¶ Export attributes into dictionary.
-
replace
(dict) → None¶ Replace attributes from dictionary, unassigning values not present in input
dict
.FinancialModel_vals = { var: val, ...}
-
csp_financial_model
¶ [1-8]
Constraints: INTEGER,MIN=0
Required: False. Automatically set to 1 if not assigned explicitly or loaded from defaults.
Type: float
-
FinancialSolutionMode Group¶
-
class
PySAM.TroughPhysical.TroughPhysical.
FinancialSolutionMode
¶ -
assign
(dict) → None¶ Assign attributes from dictionary, overwriting but not removing values.
FinancialSolutionMode_vals = { var: val, ...}
-
export
() → dict¶ Export attributes into dictionary.
-
replace
(dict) → None¶ Replace attributes from dictionary, unassigning values not present in input
dict
.FinancialSolutionMode_vals = { var: val, ...}
-
ppa_soln_mode
¶ PPA solution mode (0=Specify IRR target, 1=Specify PPA price)
Required: Required if ppa_multiplier_model=0&csp_financial_model<5&is_dispatch=1
Type: float
-
ElectricityRates Group¶
-
class
PySAM.TroughPhysical.TroughPhysical.
ElectricityRates
¶ -
assign
(dict) → None¶ Assign attributes from dictionary, overwriting but not removing values.
ElectricityRates_vals = { var: val, ...}
-
export
() → dict¶ Export attributes into dictionary.
-
replace
(dict) → None¶ Replace attributes from dictionary, unassigning values not present in input
dict
.ElectricityRates_vals = { var: val, ...}
-
en_electricity_rates
¶ Enable electricity rates for grid purchase [0/1]
Required: False. Automatically set to 0 if not assigned explicitly or loaded from defaults.
Type: float
-
TimeOfDeliveryFactors Group¶
Revenue Group¶
-
class
PySAM.TroughPhysical.TroughPhysical.
Revenue
¶ -
assign
(dict) → None¶ Assign attributes from dictionary, overwriting but not removing values.
Revenue_vals = { var: val, ...}
-
export
() → dict¶ Export attributes into dictionary.
-
replace
(dict) → None¶ Replace attributes from dictionary, unassigning values not present in input
dict
.Revenue_vals = { var: val, ...}
-
mp_energy_market_revenue
¶ Energy market revenue input
Info: Lifetime x 2[Cleared Capacity(MW),Price($/MWh)]
Required: Required if csp_financial_model=6&is_dispatch=1
Type: sequence[sequence]
-
ppa_price_input
¶ PPA prices - yearly [$/kWh]
Required: Required if ppa_multiplier_model=0&csp_financial_model<5&is_dispatch=1
Type: sequence
-
System Group¶
-
class
PySAM.TroughPhysical.TroughPhysical.
System
¶ -
assign
(dict) → None¶ Assign attributes from dictionary, overwriting but not removing values.
System_vals = { var: val, ...}
-
export
() → dict¶ Export attributes into dictionary.
-
replace
(dict) → None¶ Replace attributes from dictionary, unassigning values not present in input
dict
.System_vals = { var: val, ...}
-
aux_array
¶ Auxiliary heater, mult frac and const, linear and quad coeff
Required: True
Type: sequence
-
bop_array
¶ Balance of plant parasitic power fraction, mult frac and const, linear and quad coeff
Required: True
Type: sequence
-
gross_net_conversion_factor
¶ Estimated gross to net conversion factor
Required: True
Type: float
-
pb_fixed_par
¶ Fraction of rated gross power constantly consumed [MWe/MWcap]
Required: True
Type: float
-
washing_frequency
¶ Mirror washing frequency [-/year]
Required: True
Type: float
-
water_usage_per_wash
¶ Water usage per wash [L/m2_aper]
Required: True
Type: float
-
Controller Group¶
-
class
PySAM.TroughPhysical.TroughPhysical.
Controller
¶ -
assign
(dict) → None¶ Assign attributes from dictionary, overwriting but not removing values.
Controller_vals = { var: val, ...}
-
export
() → dict¶ Export attributes into dictionary.
-
replace
(dict) → None¶ Replace attributes from dictionary, unassigning values not present in input
dict
.Controller_vals = { var: val, ...}
-
DP_SGS
¶ Pressure drop within the steam generator [bar]
Required: True
Type: float
-
T_tank_hot_inlet_min
¶ Minimum hot tank htf inlet temperature [C]
Required: True
Type: float
-
V_tes_des
¶ Design-point velocity to size the TES pipe diameters [m/s]
Required: True
Type: float
-
custom_tes_p_loss
¶ TES pipe losses are based on custom lengths and coeffs [-]
Required: True
Type: float
-
custom_tes_pipe_sizes
¶ Use custom TES pipe diams, wallthks, and lengths [-]
Required: True
Type: float
-
disp_wlim_maxspec
¶ disp_wlim_maxspec [-]
Required: True
Type: float
-
has_hot_tank_bypass
¶ Bypass valve connects field outlet to cold tank [-]
Required: True
Type: float
-
k_tes_loss_coeffs
¶ Minor loss coeffs for the coll, gen, and bypass loops [-]
Required: True
Type: sequence[sequence]
-
non_solar_field_land_area_multiplier
¶ non_solar_field_land_area_multiplier [-]
Required: True
Type: float
-
specified_solar_multiple
¶ specified_solar_multiple [-]
Required: True
Type: float
-
specified_total_aperture
¶ specified_total_aperture [-]
Required: True
Type: float
-
tanks_in_parallel
¶ Tanks are in parallel, not in series, with solar field [-]
Required: True
Type: float
-
tes_diams
¶ Custom TES diameters [m]
Required: True
Type: sequence[sequence]
-
tes_lengths
¶ Custom TES lengths [m]
Type: sequence[sequence]
-
tes_pump_coef
¶ Pumping power to move 1kg of HTF through tes loop [kW/(kg/s)]
Required: True
Type: float
-
tes_wallthicks
¶ Custom TES wall thicknesses [m]
Required: True
Type: sequence[sequence]
-
trough_loop_control
¶ trough_loop_control [-]
Required: True
Type: sequence
-
use_solar_mult_or_aperture_area
¶ Use solar multiple or total field aperture area [-]
Required: False. Automatically set to 0 if not assigned explicitly or loaded from defaults.
Type: float
-
TowerAndReceiver Group¶
-
class
PySAM.TroughPhysical.TroughPhysical.
TowerAndReceiver
¶ -
assign
(dict) → None¶ Assign attributes from dictionary, overwriting but not removing values.
TowerAndReceiver_vals = { var: val, ...}
-
export
() → dict¶ Export attributes into dictionary.
-
replace
(dict) → None¶ Replace attributes from dictionary, unassigning values not present in input
dict
.TowerAndReceiver_vals = { var: val, ...}
-
piping_loss
¶ Thermal loss per meter of piping [Wt/m]
Type: float
-
AdjustmentFactors Group¶
-
class
PySAM.TroughPhysical.TroughPhysical.
AdjustmentFactors
¶ -
assign
() → None¶ Assign attributes from dictionary
-
export
() → Dict¶ Export attributes into dictionary
-
constant
¶ float
Type: type
-
dc_constant
¶ DC Constant loss adjustment [%]
-
dc_hourly
¶ DC Hourly Adjustment Factors [%]
-
dc_periods
¶ DC Period-based Adjustment Factors [%]
-
hourly
¶ AC Hourly Adjustment Factors [%]
-
periods
¶ AC Period-based Adjustment Factors [%]
-
sf_constant
¶ DC Constant loss adjustment [%]
-
sf_hourly
¶ DC Hourly Adjustment Factors [%]
-
sf_periods
¶ DC Period-based Adjustment Factors [%]
-
Outputs Group¶
-
class
PySAM.TroughPhysical.TroughPhysical.
Outputs
¶ -
assign
(dict) → None¶ Assign attributes from dictionary, overwriting but not removing values.
Outputs_vals = { var: val, ...}
-
export
() → dict¶ Export attributes into dictionary.
-
replace
(dict) → None¶ Replace attributes from dictionary, unassigning values not present in input
dict
.Outputs_vals = { var: val, ...}
-
CosTh_ave
¶ Field collector cosine efficiency
Type: sequence
-
EndLoss_ave
¶ Field collector optical end loss
Type: sequence
-
EqOpteff
¶ Field optical efficiency before defocus
Type: sequence
-
IAM_ave
¶ Field collector incidence angle modifier
Type: sequence
-
P_cooling_tower_tot
¶ Parasitic power condenser operation [MWe]
Type: sequence
-
P_cycle
¶ gross [MWe]
Type: sequence Type: PC electrical power output
-
P_fixed
¶ Parasitic power fixed load [MWe]
Type: sequence
-
P_out_net
¶ Total electric power to grid [MWe]
Type: sequence
-
P_plant_balance_tot
¶ Parasitic power generation-dependent load [MWe]
Type: sequence
-
RowShadow_ave
¶ Field collector row shadowing loss
Type: sequence
-
SCAs_def
¶ Field fraction of focused SCAs
Type: sequence
-
T_field_cold_in
¶ Field timestep-averaged inlet temperature [C]
Type: sequence
-
T_field_hot_out
¶ Field timestep-averaged outlet temperature [C]
Type: sequence
-
T_pc_in
¶ PC HTF inlet temperature [C]
Type: sequence
-
T_pc_out
¶ PC HTF outlet temperature [C]
Type: sequence
-
T_rec_cold_in
¶ Loop timestep-averaged inlet temperature [C]
Type: sequence
-
T_rec_hot_out
¶ Loop timestep-averaged outlet temperature [C]
Type: sequence
-
T_tes_cold
¶ TES cold temperature [C]
Type: sequence
-
T_tes_hot
¶ TES hot temperature [C]
Type: sequence
-
Theta_ave
¶ Field collector solar incidence angle [deg]
Type: sequence
-
W_dot_field_pump
¶ Field htf pumping power [MWe]
Type: sequence
-
W_dot_sca_track
¶ Field collector tracking power [MWe]
Type: sequence
-
annual_W_cycle_gross
¶ Electrical source - Power cycle gross output [kWhe]
Type: float
-
annual_energy
¶ Annual Net Electrical Energy Production w/ avail derate [kWe-hr]
Type: float
-
annual_field_freeze_protection
¶ Annual thermal power for field freeze protection [kWt-hr]
Type: float
-
annual_tes_freeze_protection
¶ Annual thermal power for TES freeze protection [kWt-hr]
Type: float
-
annual_thermal_consumption
¶ Annual thermal freeze protection required [kWt-hr]
Type: float
-
annual_total_water_use
¶ Total Annual Water Usage [m^3]
Type: float
-
avg_suboptimal_rel_mip_gap
¶ Average suboptimal relative MIP gap [%]
Type: float
-
beam
¶ Resource Beam normal irradiance [W/m2]
Type: sequence
-
capacity_factor
¶ Capacity factor [%]
Type: float
-
conversion_factor
¶ Gross to Net Conversion Factor [%]
Type: float
-
cycle_htf_pump_power
¶ PC HTF pump power [MWe]
Type: sequence
-
defocus
¶ Field optical focus fraction
Type: sequence
-
deltaP_field
¶ Field pressure drop [bar]
Type: sequence
-
disp_obj_relax
¶ Dispatch objective function - relaxed max
Type: sequence
-
disp_objective
¶ Dispatch objective function value
Type: sequence
-
disp_pceff_expected
¶ Dispatch expected power cycle efficiency adj.
Type: sequence
-
disp_presolve_nconstr
¶ Dispatch number of constraints in problem
Type: sequence
-
disp_presolve_nvar
¶ Dispatch number of variables in problem
Type: sequence
-
disp_qpbsu_expected
¶ Dispatch expected power cycle startup energy [MWht]
Type: sequence
-
disp_qsf_expected
¶ Dispatch expected solar field available energy [MWt]
Type: sequence
-
disp_qsfprod_expected
¶ Dispatch expected solar field generation [MWt]
Type: sequence
-
disp_qsfsu_expected
¶ Dispatch expected solar field startup enegy [MWt]
Type: sequence
-
disp_rel_mip_gap
¶ Dispatch relative MIP gap
Type: sequence
-
disp_rev_expected
¶ Dispatch expected revenue factor
Type: sequence
-
disp_solve_iter
¶ Dispatch iterations count
Type: sequence
-
disp_solve_state
¶ Dispatch solver state
Type: sequence
-
disp_solve_time
¶ Dispatch solver time [sec]
Type: sequence
-
disp_subopt_flag
¶ Dispatch suboptimal solution flag
Type: sequence
-
disp_tes_expected
¶ Dispatch expected TES charge level [MWht]
Type: sequence
-
disp_thermeff_expected
¶ Dispatch expected SF thermal efficiency adj.
Type: sequence
-
disp_wpb_expected
¶ Dispatch expected power generation [MWe]
Type: sequence
-
dni_costh
¶ Field collector DNI-cosine product [W/m2]
Type: sequence
-
e_ch_tes
¶ TES charge state [MWht]
Type: sequence
-
e_dot_field_int_energy
¶ Field change in material/htf internal energy [MWt]
Type: sequence
-
eta
¶ gross
Type: sequence Type: PC efficiency
-
gen
¶ Total electric power to grid w/ avail. derate [kWe]
Type: sequence
-
hour_day
¶ Resource Hour of Day
Type: sequence
-
is_pc_sb_allowed
¶ is power cycle standby allowed
Type: sequence
-
is_pc_su_allowed
¶ is power cycle startup allowed
Type: sequence
-
is_rec_su_allowed
¶ is receiver startup allowed
Type: sequence
-
kwh_per_kw
¶ First year kWh/kW [kWh/kW]
Type: float
-
m_dot_balance
¶ Relative mass flow balance error
Type: sequence
-
m_dot_cold_tank_to_hot_tank
¶ cold tank to hot tank [kg/s]
Type: sequence Type: Mass flow
-
m_dot_cr_to_tes_hot
¶ field to hot TES [kg/s]
Type: sequence Type: Mass flow
-
m_dot_cycle_to_field
¶ cycle to field [kg/s]
Type: sequence Type: Mass flow
-
m_dot_field_delivered
¶ Field total mass flow delivered [kg/s]
Type: sequence
-
m_dot_field_recirc
¶ Field total mass flow recirculated [kg/s]
Type: sequence
-
m_dot_field_to_cycle
¶ field to cycle [kg/s]
Type: sequence Type: Mass flow
-
m_dot_loop
¶ Receiver mass flow rate [kg/s]
Type: sequence
-
m_dot_pc
¶ PC HTF mass flow rate [kg/s]
Type: sequence
-
m_dot_pc_to_tes_cold
¶ cycle to cold TES [kg/s]
Type: sequence Type: Mass flow
-
m_dot_tes_cold_out
¶ TES cold out [kg/s]
Type: sequence Type: Mass flow
-
m_dot_tes_hot_out
¶ TES hot out [kg/s]
Type: sequence Type: Mass flow
-
m_dot_water_pc
¶ makeup + cooling [kg/s]
Type: sequence Type: PC water consumption
-
mass_tes_cold
¶ TES cold tank mass (end) [kg]
Type: sequence
-
mass_tes_hot
¶ TES hot tank mass (end) [kg]
Type: sequence
-
month
¶ Resource Month
Type: sequence
-
monthly_energy
¶ Monthly Energy Gross [kWh]
Type: sequence
-
n_op_modes
¶ Operating modes in reporting timestep
Type: sequence
-
op_mode_1
¶ 1st operating mode
Type: sequence
-
op_mode_2
¶ 2nd op. mode, if applicable
Type: sequence
-
op_mode_3
¶ 3rd op. mode, if applicable
Type: sequence
-
operating_modes_a
¶ First 3 operating modes tried
Type: sequence
-
operating_modes_b
¶ Next 3 operating modes tried
Type: sequence
-
operating_modes_c
¶ Final 3 operating modes tried
Type: sequence
-
pipe_header_P_dsn
¶ Field piping header pressure at design [bar]
Type: sequence
-
pipe_header_T_dsn
¶ Field piping header temperature at design [C]
Type: sequence
-
pipe_header_diams
¶ Field piping header diameters [m]
Type: sequence
-
pipe_header_expansions
¶ Number of field piping header expansions [-]
Type: sequence
-
pipe_header_lengths
¶ Field piping header lengths [m]
Type: sequence
-
pipe_header_mdot_dsn
¶ Field piping header mass flow at design [kg/s]
Type: sequence
-
pipe_header_vel_dsn
¶ Field piping header velocity at design [m/s]
Type: sequence
-
pipe_header_wallthk
¶ Field piping header wall thicknesses [m]
Type: sequence
-
pipe_loop_P_dsn
¶ Field piping loop pressure at design [bar]
Type: sequence
-
pipe_loop_T_dsn
¶ Field piping loop temperature at design [C]
Type: sequence
-
pipe_runner_P_dsn
¶ Field piping runner pressure at design [bar]
Type: sequence
-
pipe_runner_T_dsn
¶ Field piping runner temperature at design [C]
Type: sequence
-
pipe_runner_diams
¶ Field piping runner diameters [m]
Type: sequence
-
pipe_runner_expansions
¶ Number of field piping runner expansions [-]
Type: sequence
-
pipe_runner_lengths
¶ Field piping runner lengths [m]
Type: sequence
-
pipe_runner_mdot_dsn
¶ Field piping runner mass flow at design [kg/s]
Type: sequence
-
pipe_runner_vel_dsn
¶ Field piping runner velocity at design [m/s]
Type: sequence
-
pipe_runner_wallthk
¶ Field piping runner wall thicknesses [m]
Type: sequence
-
pipe_tes_P_dsn
¶ Pressure in TES pipes at design conditions [bar]
Type: sequence
-
pipe_tes_T_dsn
¶ Temperature in TES pipes at design conditions [C]
Type: sequence
-
pipe_tes_diams
¶ Pipe diameters in TES [m]
Type: sequence
-
pipe_tes_lengths
¶ Pipe lengths in TES [m]
Type: sequence
-
pipe_tes_mdot_dsn
¶ Mass flow TES pipes at design conditions [kg/s]
Type: sequence
-
pipe_tes_vel_dsn
¶ Velocity in TES pipes at design conditions [m/s]
Type: sequence
-
pipe_tes_wallthk
¶ Pipe wall thickness in TES [m]
Type: sequence
-
pres
¶ Resource Pressure [mbar]
Type: sequence
-
pricing_mult
¶ PPA price multiplier
Type: sequence
-
q_balance
¶ Relative energy balance error
Type: sequence
-
q_ch_tes
¶ TES charge thermal power [MWt]
Type: sequence
-
q_dc_tes
¶ TES discharge thermal power [MWt]
Type: sequence
-
q_dot_est_cr_on
¶ Estimate rec. thermal power TO HTF [MWt]
Type: sequence
-
q_dot_est_cr_su
¶ Estimate rec. startup thermal power [MWt]
Type: sequence
-
q_dot_est_tes_ch
¶ Estimate max TES charge thermal power [MWt]
Type: sequence
-
q_dot_est_tes_dc
¶ Estimate max TES discharge thermal power [MWt]
Type: sequence
-
q_dot_freeze_prot
¶ Field freeze protection required [MWt]
Type: sequence
-
q_dot_htf_sf_out
¶ Field thermal power leaving in HTF [MWt]
Type: sequence
-
q_dot_pc_max
¶ Max thermal power to PC [MWt]
Type: sequence
-
q_dot_pc_min
¶ Thermal power for PC min operation [MWt]
Type: sequence
-
q_dot_pc_sb
¶ Thermal power for PC standby [MWt]
Type: sequence
-
q_dot_pc_startup
¶ PC startup thermal power [MWt]
Type: sequence
-
q_dot_pc_target
¶ Target thermal power to PC [MWt]
Type: sequence
-
q_dot_piping_loss
¶ Field piping thermal losses [MWt]
Type: sequence
-
q_dot_rec_abs
¶ Receiver thermal power absorbed [MWt]
Type: sequence
-
q_dot_rec_inc
¶ Receiver thermal power incident [MWt]
Type: sequence
-
q_dot_rec_thermal_loss
¶ Receiver thermal losses [MWt]
Type: sequence
-
q_inc_sf_tot
¶ Field thermal power incident [MWt]
Type: sequence
-
q_pb
¶ PC input energy [MWt]
Type: sequence
-
q_pc_startup
¶ PC startup thermal energy [MWht]
Type: sequence
-
q_tes_heater
¶ TES freeze protection power [MWe]
Type: sequence
-
qinc_costh
¶ Field thermal power incident after cosine [MWt]
Type: sequence
-
recirculating
¶ Field recirculating (bypass valve open) [-]
Type: sequence
-
rh
¶ Resource Relative Humidity [%]
Type: sequence
-
sim_duration
¶ Computational time of timeseries simulation [s]
Type: float
-
solar_multiple_actual
¶ Actual solar multiple of system [-]
Type: float
-
solazi
¶ Resource Solar Azimuth [deg]
Type: sequence
-
solzen
¶ Resource Solar Zenith [deg]
Type: sequence
-
tank_losses
¶ TES thermal losses [MWt]
Type: sequence
-
tdry
¶ Resource Dry bulb temperature [C]
Type: sequence
-
tes_htf_pump_power
¶ TES HTF pump power [MWe]
Type: sequence
-
time_hr
¶ Time at end of timestep [hr]
Type: sequence
-
tou_value
¶ CSP operating Time-of-use value
Type: sequence
-
twet
¶ Resource Wet bulb temperature [C]
Type: sequence
-
wspd
¶ Resource Wind Speed [m/s]
Type: sequence
-