from pathlib import Path from PIL import Image, ImageDraw, ImageFont ROOT = Path(__file__).resolve().parents[1] OUT = ROOT / "assets" / "nitrogen_dry_atmosphere_flow_system.png" W, H = 1800, 1150 BG = (5, 18, 31) PANEL = (8, 39, 57) POD = (14, 52, 70) CYAN = (56, 189, 248) TEAL = (45, 212, 191) WHITE = (245, 250, 255) MUTED = (148, 163, 184) GREEN = (74, 222, 128) ORANGE = (251, 146, 60) RED = (248, 113, 113) def font(size, bold=False): paths = [ "C:/Windows/Fonts/arialbd.ttf" if bold else "C:/Windows/Fonts/arial.ttf", "C:/Windows/Fonts/calibrib.ttf" if bold else "C:/Windows/Fonts/calibri.ttf", ] for p in paths: if Path(p).exists(): return ImageFont.truetype(p, size=size) return ImageFont.load_default() F_TITLE = font(62, True) F_H = font(34, True) F_B = font(26, False) F_BB = font(26, True) F_S = font(20, False) F_SB = font(20, True) def rounded(d, box, fill, outline, width=3, radius=24): d.rounded_rectangle(box, radius=radius, fill=fill, outline=outline, width=width) def label(d, xy, title, body=None, color=CYAN, width=330): x, y = xy d.text((x, y), title, font=F_BB, fill=color) if body: lines = wrap(d, body, F_S, width) yy = y + 34 for line in lines: d.text((x, yy), line, font=F_S, fill=MUTED) yy += 25 def wrap(d, text, f, max_width): words = text.split() lines, cur = [], "" for word in words: test = f"{cur} {word}".strip() if d.textlength(test, font=f) > max_width and cur: lines.append(cur) cur = word else: cur = test if cur: lines.append(cur) return lines def arrow(d, start, end, color, width=6): d.line([start, end], fill=color, width=width) x1, y1 = start x2, y2 = end if abs(x2 - x1) >= abs(y2 - y1): direction = 1 if x2 > x1 else -1 pts = [(x2, y2), (x2 - 22 * direction, y2 - 13), (x2 - 22 * direction, y2 + 13)] else: direction = 1 if y2 > y1 else -1 pts = [(x2, y2), (x2 - 13, y2 - 22 * direction), (x2 + 13, y2 - 22 * direction)] d.polygon(pts, fill=color) def main(): im = Image.new("RGB", (W, H), BG) d = ImageDraw.Draw(im) d.text((80, 62), "Nitrogen Dry-Atmosphere System", font=F_TITLE, fill=WHITE) d.text((84, 137), "Use nitrogen for moisture control and electronics protection. Use liquid coolant for GPU heat removal.", font=F_B, fill=MUTED) # Pod body pod_box = (370, 265, 1530, 860) rounded(d, pod_box, POD, CYAN, width=5, radius=90) d.text((705, 292), "SEALED SS316L POD", font=F_H, fill=WHITE) d.text((690, 335), "dry nitrogen internal atmosphere", font=F_B, fill=TEAL) # External nitrogen kit rounded(d, (80, 330, 285, 750), PANEL, TEAL, width=3, radius=28) d.ellipse((125, 370, 240, 565), fill=(12, 67, 83), outline=CYAN, width=4) d.rectangle((154, 350, 211, 390), fill=(12, 67, 83), outline=CYAN, width=4) d.text((105, 610), "External N2", font=F_BB, fill=CYAN) d.text((105, 646), "bottle / service kit", font=F_S, fill=MUTED) d.text((105, 688), "used for purge,\nbackfill, service", font=F_S, fill=MUTED) # Regulator and valve rounded(d, (315, 435, 455, 545), PANEL, CYAN, width=3, radius=20) d.text((333, 463), "Regulator", font=F_SB, fill=WHITE) d.text((345, 493), "+ gauge", font=F_S, fill=MUTED) rounded(d, (500, 435, 670, 545), PANEL, CYAN, width=3, radius=20) d.text((525, 463), "Purge /", font=F_SB, fill=WHITE) d.text((525, 493), "backfill valve", font=F_S, fill=MUTED) arrow(d, (285, 500), (315, 500), TEAL) arrow(d, (455, 500), (500, 500), TEAL) arrow(d, (670, 500), (760, 500), TEAL) # Internal nitrogen loop components rounded(d, (760, 420, 930, 575), PANEL, TEAL, width=3, radius=24) d.text((800, 455), "N2 inlet", font=F_BB, fill=TEAL) d.text((795, 492), "controlled\nbackfill", font=F_S, fill=MUTED) rounded(d, (1010, 405, 1195, 590), PANEL, TEAL, width=3, radius=24) d.ellipse((1050, 435, 1155, 540), outline=TEAL, width=5) d.line((1102, 488, 1145, 448), fill=TEAL, width=5) d.line((1102, 488, 1060, 448), fill=TEAL, width=5) d.line((1102, 488, 1102, 540), fill=TEAL, width=5) d.text((1048, 550), "Circulation fan", font=F_SB, fill=WHITE) rounded(d, (1280, 420, 1455, 575), PANEL, TEAL, width=3, radius=24) d.text((1312, 455), "Desiccant", font=F_BB, fill=TEAL) d.text((1320, 492), "moisture trap", font=F_S, fill=MUTED) arrow(d, (930, 500), (1010, 500), TEAL) arrow(d, (1195, 500), (1280, 500), TEAL) arrow(d, (1367, 575), (1367, 690), TEAL) arrow(d, (1367, 690), (1010, 690), TEAL) arrow(d, (1010, 690), (845, 575), TEAL) d.text((960, 622), "internal N2 recirculation", font=F_S, fill=TEAL) # Electronics and liquid cooling rounded(d, (675, 650, 910, 800), (10, 48, 65), CYAN, width=3, radius=18) d.text((720, 690), "GPU / server", font=F_BB, fill=WHITE) d.text((705, 727), "electronics volume", font=F_S, fill=MUTED) rounded(d, (960, 650, 1195, 800), (10, 48, 65), CYAN, width=3, radius=18) d.text((1000, 690), "Cold plates", font=F_BB, fill=WHITE) d.text((1000, 727), "liquid loop", font=F_S, fill=MUTED) arrow(d, (910, 725), (960, 725), CYAN) rounded(d, (1245, 650, 1475, 800), (10, 48, 65), CYAN, width=3, radius=18) d.text((1278, 690), "Wet HX / hull", font=F_BB, fill=WHITE) d.text((1278, 727), "rejects heat to water", font=F_S, fill=MUTED) arrow(d, (1195, 755), (1245, 755), CYAN) arrow(d, (1475, 755), (1605, 755), CYAN) d.text((1588, 700), "surrounding\nwater", font=F_SB, fill=CYAN) # Relief and monitoring rounded(d, (690, 875, 1010, 1010), PANEL, ORANGE, width=3, radius=20) d.text((720, 907), "Pressure + relief", font=F_BB, fill=ORANGE) d.text((720, 944), "sensor, relief valve,\nservice port", font=F_S, fill=MUTED) arrow(d, (850, 875), (850, 800), ORANGE) rounded(d, (1060, 875, 1455, 1010), PANEL, GREEN, width=3, radius=20) d.text((1090, 907), "Telemetry", font=F_BB, fill=GREEN) d.text((1090, 944), "humidity, O2 if used, leak,\ntemp, flow, pressure", font=F_S, fill=MUTED) arrow(d, (1250, 875), (1130, 590), GREEN) # Warning rounded(d, (80, 870, 610, 1010), (47, 24, 24), RED, width=3, radius=20) d.text((110, 905), "Do not use nitrogen as primary cooling", font=F_BB, fill=RED) d.text((110, 945), "Gas circulation equalizes humidity/temp pockets.\nGPU heat still needs cold plates + liquid loop.", font=F_S, fill=(251, 191, 191)) d.text((80, 1075), "SUBSEA COMPUTE | V0 architecture note", font=F_S, fill=(116, 167, 185)) im.save(OUT, quality=95) print(OUT) if __name__ == "__main__": main()