Files
pumpingStation/simulations/scenarios/levelbased-storm.js
Rene De Ren 6ab585bcc2 Docs + simulations refresh; align spill-flow keys with new position
- wiki/functional-description.md: rename Overfill Protection → High-volume
  Safety; tighten basin-ordering chain; relocate level-based mode
  diagrams under wiki/diagrams/modes/level-based/; document the new
  flow.predicted.overflow.default position (replaces the previous
  child='overflow' under position 'out'); add underflowVolume +
  predictedUnderflowVolume entries.
- wiki/modes/{levelbased,powerbased}.md: paragraph cleanups.
- wiki/diagrams: move level-linear basin diagram under modes/level-based/
  alongside a new level-log variant.
- simulations/run.js: add max_demand_gt expectation.
- simulations/scenarios/*: minor fixture updates.
- test/basic/nodeClass-config.test.js: new config-shape coverage.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-06 17:23:20 +02:00

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// Storm surge — inflow triples briefly, pumps should increase demand as
// the level enters the rising ramp.
//
// Expectation: during the surge (t=300..600), demand rises but remains
// bounded. High-volume safety should fire if the surge overwhelms pump
// capacity; dry-run should not fire.
module.exports = {
name: 'levelbased-storm',
description: 'Sewer inflow triples from 0.008 → 0.024 m³/s for 5 minutes then returns to baseline. High-volume safety may engage.',
durationSec: 1500,
config: {
general: { name: 'EvalStorm', id: 'eval-storm', unit: 'm3/h',
logging: { enabled: false, logLevel: 'error' } },
functionality: { softwareType: 'pumpingStation', role: 'stationcontroller', positionVsParent: 'atEquipment' },
basin: { volume: 50, height: 5, inflowLevel: 3, outflowLevel: 0.2, overflowLevel: 4.5, inletPipeDiameter: 0.4, outletPipeDiameter: 0.3 },
hydraulics: { refHeight: 'NAP', basinBottomRef: 0, minHeightBasedOn: 'outlet' },
control: {
mode: 'levelbased',
allowedModes: new Set(['levelbased']),
levelbased: { minLevel: 1, startLevel: 2, maxLevel: 4, curveType: 'linear', logCurveFactor: 9 },
},
safety: {
enableDryRunProtection: true,
dryRunThresholdPercent: 2,
enableHighVolumeSafety: true,
highVolumeSafetyThresholdPercent: 95,
timeleftToFullOrEmptyThresholdSeconds: 0,
},
},
setup: async (ps) => {
const MAX_OUTFLOW = 0.012; // m³/s pumps cannot keep up with 3× surge
ps.machineGroups['mgc1'] = {
config: { general: { name: 'mgc1' } },
turnOffAllMachines: () => {
ps.measurements.type('flow').variant('predicted').position('out').child('mgc1').value(0, Date.now(), 'm3/s');
},
handleInput: async (_src, demand) => {
const d = Math.max(0, Math.min(100, Number(demand) || 0));
const outflow = (d / 100) * MAX_OUTFLOW;
ps.measurements.type('flow').variant('predicted').position('out').child('mgc1').value(outflow, Date.now(), 'm3/s');
},
};
ps.calibratePredictedLevel(2.5);
},
inputs: (t, ps) => {
const surge = (t >= 300 && t < 600) ? 0.024 : 0.008;
ps.setManualInflow(surge, Date.now(), 'm3/s');
},
expectations: [
{ name: 'dry-run never trips', type: 'end_state_eq', field: 'safetyActive', value: false },
// Level may exceed maxLevel transiently but must stay under basinHeight
{ name: 'level never breaches physical basin', type: 'max_level_bounded', value: 5.0 },
{ name: 'demand remains bounded during surge', type: 'max_demand_bounded', value: 100 },
],
};