Engineer performing calculations and process design analysis at a water treatment plant
PROCESS DESIGN

Process Design Calculations

Accurate process design calculations are the foundation of every successful water or wastewater treatment plant. We deliver detailed, engineering-standard calculations ensuring your plant is correctly sized, energy-efficient and fully compliant with regulatory requirements.

Overview

The Engineering Foundation of Every Plant

Before a single pipe is laid or a drawing is produced, the process calculations define whether a treatment plant will perform. SMRS Infra's calculation packages cover every unit process in the treatment train — giving your team, contractors and regulators the confidence that the design is technically sound. Our deliverables are prepared to international engineering standards and formatted for direct use in project documentation.

Deliverables

What We Deliver

01

Hydraulic Load Calculations

Flow balancing, peak factor analysis and hydraulic loading across the treatment train.

02

Unit Process Sizing

Clarifiers, filters, reactors, membranes, aeration tanks and other treatment units sized to design flows.

03

Chemical Dosing Calculations

Coagulant, disinfectant, pH correction and other reagent dosing rates calculated for your influent quality.

04

Sludge Generation & Handling Estimates

Primary, secondary and tertiary sludge quantities, dewatering requirements and disposal volumes.

05

Energy Consumption Analysis

Aeration, pumping, UV and other energy-intensive process demands estimated across the plant.

06

Mass & Volume Balance

Full mass balance across the complete treatment train from influent to final effluent and residuals.

Plant Types Covered

Water Treatment Plants (WTP)Sewage Treatment Plants (STP)Zero Liquid Discharge Plants (ZLD)Reverse Osmosis Systems (RO)Effluent Treatment Plants (ETP)Custom Wastewater Systems

Who This Is For

  • EPC contractors needing validated process basis for procurement
  • Consultants requiring a design calculation package for regulatory submission
  • Industries building new treatment facilities
  • Plant owners upgrading or expanding existing systems
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