added mission stage params
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aj
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625d1b7b18
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9c75dd0c20
@ -17,26 +17,45 @@ SAVE = ~true;
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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ITERATIONS = 5;
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% SIMULATION_DAYS = 1; % days
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CELL_TOTAL = 159201; % from battery script
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% CELL_TOTAL = 500000;
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MIN_P_IN = 0; % W, max power from fuel cells
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MAX_P_IN = 8e6; % W, max power from fuel cells
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P_IN_LOAD = 0.8; % most efficient load percent
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P_IN_LOAD = 0.3; % most efficient load percent
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INIT_P_OUT = 0.70;
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PROP_P_OUT = 8e6; % W, propulsion max output power
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HOTEL_P_OUT = 3e4; % W, hotel average power usage
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%%%%% DP (SS7)
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% MAX_P_OUT = 3842e3; % W
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% MIN_P_OUT = 362e3; % W
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% TITLE = 'Dyn. Pos. Sea State 7';
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% SIMULATION_DAYS = 2; % days
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P_IN_INTERVAL = 1e2; % W amount that gen power increases when required
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P_OUT_INTERVAL = 2e4; % W amount that load can varies by randomly
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%%%%% Outbound
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% MAX_P_OUT = 1600e3; % W
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% MIN_P_OUT = 600e3; % W
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% TITLE = 'Outbound Steaming';
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% SIMULATION_DAYS = 3; % days
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%
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%%%%% Manouvering
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% MAX_P_OUT = 800e3; % W
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% MIN_P_OUT = 200e3; % W
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% TITLE = 'Manouvering';
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% SIMULATION_DAYS = 1; % days
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%
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% %%%%% Home
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% MAX_P_OUT = 800e3; % W
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% MIN_P_OUT = 200e3; % W
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% TITLE = 'Homebound';
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% SIMULATION_DAYS = 3; % days
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SIMULATION_DAYS = 1; % days
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P_IN_INTERVAL = ( 200e3/(5*60) ) * 0.75; % W amount that gen power increases when required
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P_OUT_INTERVAL = 1e4; % W amount that load can varies by randomly
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BATT_INIT_LEVEL = 0.5;
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BATT_FULL_LEVEL = 0.95; % battery level at which the power input decreases
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BATT_WARN_LEVEL = 0.4; % battery level at which the power input increases
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BATT_FULL_LEVEL = 0.9; % battery level at which the power input decreases
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BATT_WARN_LEVEL = 0.3; % battery level at which the power input increases
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%% Specs
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@ -55,8 +74,8 @@ batt_charge_p = cell_charge_i * cell_voltage * CELL_TOTAL; % W
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batt_capacity = CELL_TOTAL * cell_capacity * cell_voltage / 1e3; % Wh
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P_IN = MAX_P_IN * P_IN_LOAD; % W
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P_OUT = PROP_P_OUT + HOTEL_P_OUT; % W
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% P_IN = MAX_P_IN * P_IN_LOAD; % W, efficient load
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P_IN = (MIN_P_OUT + MAX_P_OUT) / 2; % W, Average power out
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sim_seconds = SIMULATION_DAYS * 24 * 60 * 60;
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@ -80,7 +99,7 @@ unavailable_energy = zeros(1, sim_seconds);
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% 'cursor' values that change throughout sim
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current_p_in = P_IN;
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current_p_out = P_OUT * INIT_P_OUT;
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current_p_out = (MAX_P_OUT + MIN_P_OUT) / 2;
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% Set initial value
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power_in(1) = current_p_in;
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@ -144,7 +163,7 @@ for SECOND=1:sim_seconds
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% CHANGE LOAD
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power_out_delta = (rand - 0.5) * 2 * P_OUT_INTERVAL;
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current_p_out = min(max(current_p_out + power_out_delta, 0), P_OUT);
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current_p_out = min(max(current_p_out + power_out_delta, MIN_P_OUT), MAX_P_OUT);
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% BATTERY LOW, INCREASE POWER IN
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% if battery_net < 0 && (battery_level(SECOND)/batt_capacity) < BATT_WARN_LEVEL
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@ -169,26 +188,45 @@ end
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x = (1:sim_seconds) / (60 * 60);
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x_ticks = (1: sim_seconds / (60 * 60));
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if SIMULATION_DAYS > 2
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if SIMULATION_DAYS > 1
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if SIMULATION_DAYS < 4
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x_ticks = (1: sim_seconds / (60 * 60));
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else
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% x_ticks = (1: sim_seconds / (60 * 60 * 24));
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end
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x = x / 24;
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x_ticks = (1: sim_seconds / (60 * 60 * 24));
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end
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figure(I)
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line_width = 2;
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subplot(3, 1, 1);
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% figure(I)
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figure('Renderer', 'painters', 'Position', [10 10 1000 800])
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% t = tiledlayout(1,1,'Padding','none');
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% t.Units = 'inches';
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% t.OuterPosition = [0.25 0.25 5 5];
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% nexttile;
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line_width = 1;
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subplot(3, 1, 1);
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sgtitle(TITLE);
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hold on;
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grid on;
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plot(x, power_in / 1e6, 'g', 'LineWidth', line_width);
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plot(x, power_out / 1e6, 'r', 'LineWidth', line_width);
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yline(P_IN / 1e6, '--m', 'LineWidth', line_width * 0.5)
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legend('Power In', 'Power Out', 'Ideal Power In');
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plot(x, power_in / 1e6, 'g', 'LineWidth', 2);
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plot(x, power_out / 1e6, 'r', 'LineWidth', 1);
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max_line = yline(MAX_P_OUT / 1e6, '-c', 'LineWidth', line_width * 0.75);
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min_line = yline(MIN_P_OUT / 1e6, '-c', 'LineWidth', line_width * 0.75);
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max_line.Alpha = 0.5;
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min_line.Alpha = 0.5;
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yline(P_IN / 1e6, '--m', 'LineWidth', line_width * 0.5);
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legend('P In', 'P Out', 'Max P Out', 'Min P Out', 'Ideal P In');
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ylabel('Power (MW)')
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xlim([0 inf])
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ylim([0 max(P_OUT, P_IN) / 1e6])
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ylim([0 ceil(max(max(power_in/1e6), max(power_out/1e6)))])
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xticks(x_ticks)
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if SIMULATION_DAYS > 2
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if SIMULATION_DAYS > 1
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xlabel('Time (Days)')
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else
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xlabel('Time (Hours)')
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@ -200,13 +238,13 @@ subplot(3, 1, 2);
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hold on;
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grid on;
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plot(x, battery_level * 100 / batt_capacity, 'LineWidth', line_width);
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plot(x, battery_level * 100 / batt_capacity, 'LineWidth', 2);
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legend('Battery Level');
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ylabel('Capacity (%)')
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xlim([0 inf])
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ylim([0 100])
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xticks(x_ticks)
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if SIMULATION_DAYS > 2
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if SIMULATION_DAYS > 1
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xlabel('Time (Days)')
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else
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xlabel('Time (Hours)')
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@ -228,7 +266,7 @@ end
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xlim([0 inf])
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ylim([0 inf])
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xticks(x_ticks)
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if SIMULATION_DAYS > 2
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if SIMULATION_DAYS > 1
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xlabel('Time (Days)')
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else
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xlabel('Time (Hours)')
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@ -236,7 +274,7 @@ end
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hold off;
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if SAVE
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print(sprintf('%i', I),'-dpng')
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exportgraphics(gcf, sprintf('%s-%i.png', TITLE, I), 'Resolution', '250')
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end
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end
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