"""
Fusion Energy Progress Monitor — Track fusion energy research milestones,
funding, key companies/projects, and timeline estimates using public data.
Roadmap #392.
"""
import json
import datetime
from typing import Dict, List, Optional
FUSION_PROJECTS = [
{"name": "ITER", "type": "tokamak", "location": "France", "status": "under_construction", "target_year": 2035, "budget_bn": 22.0, "org": "International"},
{"name": "SPARC", "type": "tokamak", "location": "USA", "status": "under_construction", "target_year": 2027, "budget_bn": 2.0, "org": "Commonwealth Fusion Systems"},
{"name": "NIF", "type": "inertial_confinement", "location": "USA", "status": "operational", "target_year": None, "budget_bn": 3.5, "org": "Lawrence Livermore"},
{"name": "JET", "type": "tokamak", "location": "UK", "status": "decommissioned", "target_year": None, "budget_bn": 1.0, "org": "UKAEA"},
{"name": "STEP", "type": "spherical_tokamak", "location": "UK", "status": "design", "target_year": 2040, "budget_bn": 2.5, "org": "UKAEA"},
{"name": "TAE Technologies", "type": "field_reversed", "location": "USA", "status": "r_and_d", "target_year": 2030, "budget_bn": 1.2, "org": "TAE Technologies"},
{"name": "Helion Energy", "type": "field_reversed", "location": "USA", "status": "r_and_d", "target_year": 2028, "budget_bn": 0.6, "org": "Helion Energy"},
{"name": "General Fusion", "type": "magnetized_target", "location": "Canada", "status": "r_and_d", "target_year": 2030, "budget_bn": 0.3, "org": "General Fusion"},
{"name": "Zap Energy", "type": "z_pinch", "location": "USA", "status": "r_and_d", "target_year": 2030, "budget_bn": 0.2, "org": "Zap Energy"},
{"name": "First Light Fusion", "type": "inertial_confinement", "location": "UK", "status": "r_and_d", "target_year": 2032, "budget_bn": 0.1, "org": "First Light Fusion"},
]
MILESTONES = [
{"date": "2022-12-05", "project": "NIF", "event": "First net energy gain from fusion (Q>1)", "significance": "high"},
{"date": "2023-10-01", "project": "SPARC", "event": "HTS magnet achieves 20T field", "significance": "high"},
{"date": "2024-06-15", "project": "ITER", "event": "First plasma delayed to 2035", "significance": "medium"},
{"date": "2023-05-10", "project": "Helion Energy", "event": "Microsoft PPA signed for fusion power", "significance": "high"},
{"date": "2024-03-01", "project": "TAE Technologies", "event": "Copernicus machine operational", "significance": "medium"},
]
def get_fusion_landscape() -> Dict:
"""Get overview of all tracked fusion energy projects with status and timelines."""
now = datetime.datetime.now().year
projects = []
for p in FUSION_PROJECTS:
entry = {**p}
if p["target_year"]:
entry["years_to_target"] = p["target_year"] - now
projects.append(entry)
total_funding = sum(p["budget_bn"] for p in FUSION_PROJECTS)
by_status = {}
for p in FUSION_PROJECTS:
by_status.setdefault(p["status"], []).append(p["name"])
return {
"total_projects": len(FUSION_PROJECTS),
"total_funding_bn_usd": round(total_funding, 1),
"by_status": by_status,
"projects": projects,
"milestones_recent": sorted(MILESTONES, key=lambda m: m["date"], reverse=True)[:5],
}
def get_project_detail(project_name: str) -> Optional[Dict]:
"""Get detailed info for a specific fusion project."""
for p in FUSION_PROJECTS:
if p["name"].lower() == project_name.lower():
milestones = [m for m in MILESTONES if m["project"].lower() == project_name.lower()]
return {**p, "milestones": milestones}
return None
def fusion_timeline_summary() -> List[Dict]:
"""Return projected commercialization timeline for all projects with target years."""
now = datetime.datetime.now().year
timeline = []
for p in sorted(FUSION_PROJECTS, key=lambda x: x.get("target_year") or 9999):
if p["target_year"]:
timeline.append({
"project": p["name"],
"target_year": p["target_year"],
"years_away": p["target_year"] - now,
"type": p["type"],
"status": p["status"],
})
return timeline
