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Outil d’ingénierie · Traitement des Eaux Usées

Base de conception de l’influent des eaux usées

Établissez la base hydraulique, de concentration et de charge massique pour la conception des traitements des eaux usées en aval.

État
Disponible
UnavailableEnter average daily flow and at least one concentration.
Display
01

Project / basis

Identify this influent basis

Project details appear in the report and do not change the calculation.

Additional report details and interpretation

Interpretation context only. It does not create permit logic or effluent targets.

References appear only when sample point, process declaration, case, and sampling basis are compatible. They are not acceptance criteria.

02

Hydraulic basis

Average and peak flow

Start with average daily flow. Maximum-day, peak-hour, and minimum flows are optional.

Required. Canonical basis: m³/d.

Average flow period and location
Optional maximum-day, peak-hour, and minimum flows

For each case, choose either a direct flow or a factor. Only the selected input is shown.

Maximum-day flow

Optional · canonical m³/d

Peak-hour flow

Optional · canonical m³/h

The declared interval remains one peak hour, even when displayed as an MGD rate.

Changing interval clears the entered minimum flow so it can be re-entered on the new basis.

03

Influent quality

Average concentrations

Enter available values. Concentrations use mg/L with the analyte basis shown beside each label.

Common design-basis parameters

Leave unavailable values blank

No mass load is calculated.

Canonical storage: °C. No mass load is calculated.

Average concentration basis

Period, location, and source notes
Additional parameters · VSS, orthophosphate-P, oil & grease, TDS, conductivity, custom

Optional average concentrations

Custom constituents

Up to five named concentrations. Custom rows do not feed built-in ratios.

04

Peak / variability

Optional peak concentration cases

Add a separate concentration record only when it is available for the matching maximum-day or peak-hour flow.

Maximum-day concentration record

Use a sample from the same 24-hour period as the maximum-day flow.

Period, location, and source notes

Maximum-day concentrations

Optional maximum-day analytes
Peak-hour concentration record

Use a sample from the same hour and location as the peak-hour flow.

Period, location, and source notes

Peak-hour concentrations

Optional peak-hour analytes
Advanced / Event basisOne bounded event or shock basisOptional · no recurrence or time-series modeling

Enter one declared event only. Event rate and integrated mass require event flow/concentration pairing; duration is required for integrated mass.

Optional · Available · Extends Wastewater Influent Basis

Wastewater Influent Basis — Acceptance Criteria Extension

Compare project-declared criteria with traceable influent cases. A comparison identifies a declared design or acceptance gap; it does not select a treatment process.

Primary Influent Basis ↑
This extension compares user- or project-declared acceptance criteria against traceable wastewater cases. It does not certify regulatory compliance, toxicity, treatability, or source acceptance.

ATLAS compares declared criteria. It does not determine which regulatory, utility, permit, or contractual limit applies to the project.

Comparison basis

Declare each observed case time basis

Must match the criterion

Sampling method, period, location, source, and point remain in the primary Influent Basis. Select the actual averaging or event context here; ATLAS will not infer it from a label or timestamp.

Unknown / not declared · unknown
Unknown / not declared · unknown
Unknown / not declared · unknown

Declared criteria

Project acceptance criteria

No project criterion is preloaded. Add limits and reference text supplied by the project or owner.

Comparison results

Declared acceptance criteria comparison

unavailable

A current accepted Influent Basis case is required. Editing the primary basis invalidates these comparison results until its new result is accepted.

Cet outil d’ingénierie est actuellement disponible uniquement en anglais.

01

Base d’ingénierie

Méthodologie

Les valeurs hydrauliques et de charge massique sont calculées à partir du débit et de la concentration déclarés pour chaque cas apparié, puis les charges sont normalisées en unités SI canoniques.

Une charge de pointe mesurée n’est indiquée que si le débit et la concentration sont explicitement appariés pour le cas concerné ; un scénario maintenant la moyenne reste une estimation.

Hypothèses

  • Les facteurs de débit et les métadonnées d’échantillon sont des données de projet déclarées par l’utilisateur.
  • Les données manquantes restent manquantes ; l’outil n’infère ni concentration ni charge non appariée.

Périmètre / Limites

  • Cette base ne détermine ni conformité, ni acceptabilité du procédé, ni demande en oxygène, ni dosage chimique, ni volume d’égalisation, ni dimensionnement des équipements en aval.
02

Parcours d’ingénierie

Contexte amont

  • Débit entrant et données d’échantillon déclarés Saisissez le débit, la concentration, la base d’échantillonnage et les métadonnées de source déclarés pour le projet.

Décision de cet outil

  • Base de conception de l’influent des eaux usées Établit une base hydraulique et de charge massique exploitable en calcul, en conservant l’appariement explicite des cas.

Étape d’ingénierie en aval