added toroid simulator

2026-02-17 11:11:47 -06:00
parent a881a0a381
commit 4df588e09c
6 changed files with 323 additions and 108 deletions
--- a/app.py
+++ b/app.py
@@ -203,6 +203,85 @@ def api_design():
        return jsonify({"success": False, "error": str(exc)}), 400


+@app.route("/api/simulate", methods=["POST"])
+def api_simulate():
+    """
+    Compute a single operating point.
+
+    Request body (JSON):
+    {
+      // Same core + windings as /api/design ...
+      "fill_factor": 0.35,
+      "primary_tap": 1,
+      "secondary_tap": 1,
+      "Vp_rms": 12.0,
+      "freq_hz": 1000.0,
+      "R_load": 100.0,
+      "X_load": 0.0,
+      "constraints": { ... }   // optional
+    }
+    """
+    try:
+        data = request.get_json(force=True)
+        core = _parse_core(data)
+        specs = _parse_windings(data)
+        fill_factor = float(data.get("fill_factor", 0.35))
+
+        results = design_transformer(core, specs, fill_factor=fill_factor)
+
+        if len(results) < 2:
+            return jsonify({"success": False, "error": "Need at least 2 windings"}), 400
+
+        sim = ToroidSimulator(core=core, primary=results[0], secondary=results[1])
+
+        cdata = data.get("constraints", {})
+        constraints = SimConstraints(
+            B_max_T=float(cdata.get("B_max_T", 0.3)),
+            Vp_max=float(cdata.get("Vp_max", float("inf"))),
+            Vs_max=float(cdata.get("Vs_max", float("inf"))),
+            Ip_max=float(cdata.get("Ip_max", float("inf"))),
+            Is_max=float(cdata.get("Is_max", float("inf"))),
+            P_out_max_W=float(cdata.get("P_out_max_W", float("inf"))),
+        ) if cdata else None
+
+        r = sim.simulate(
+            Vp_rms=float(data["Vp_rms"]),
+            freq_hz=float(data["freq_hz"]),
+            primary_tap=int(data["primary_tap"]),
+            secondary_tap=int(data["secondary_tap"]),
+            Z_load=(float(data.get("R_load", 0.0)), float(data.get("X_load", 0.0))),
+            constraints=constraints,
+        )
+
+        def _f(v):
+            return None if (isinstance(v, float) and math.isnan(v)) else v
+
+        return jsonify({
+            "success": True,
+            "Np_eff": r.Np_eff,
+            "Ns_eff": r.Ns_eff,
+            "turns_ratio": _f(round(r.turns_ratio, 4)),
+            "B_peak_T": _f(round(r.B_peak_T, 4)),
+            "Vp_rms": _f(round(r.Vp_rms_applied, 4)),
+            "Vs_rms": _f(round(r.Vs_rms, 4)),
+            "Ip_rms": _f(round(r.Ip_rms, 4)),
+            "Is_rms": _f(round(r.Is_rms, 4)),
+            "P_out_W": _f(round(r.P_out_W, 4)),
+            "P_cu_W": _f(round(r.P_cu_W, 4)),
+            "P_cu_primary_W": _f(round(r.P_cu_primary_W, 4)),
+            "P_cu_secondary_W": _f(round(r.P_cu_secondary_W, 4)),
+            "P_core_W": _f(round(r.P_core_W, 4)),
+            "P_in_W": _f(round(r.P_in_W, 4)),
+            "efficiency_pct": _f(round(r.efficiency * 100, 2)),
+            "violations": r.violations,
+        })
+
+    except Exception as exc:
+        import traceback
+        return jsonify({"success": False, "error": str(exc),
+                        "traceback": traceback.format_exc()}), 400
+
+
@app.route("/api/sweep", methods=["POST"])
 def api_sweep():
    """