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