MECHANICAL
HVAC
- High Side
– Equipment Selections/ Specifications/ Sizing
– Plant/ Equipment room coordinated layouts with two line piping, panels, wiring etc.
– Plant Loop System design
– Equipment Schedule and BOM
- Low Side
– Air System Design
- Heat Load Estimation
– Trane Tracer/ E-20 II HAP method used for commercial buildings/ standard systems
– Low RH areas
– High RH areas
– High Sensible Load Applications
– 100% fresh air systems etc.
- Air Distribution System types
– Single zone (constant volume/ single unit)
– Single zone/ multiple terminal units like FCUs, PKC etc.
– Multi-zone, variable volume systems with VAVs
– Once through systems
– Air System Design contd…
- Air Distribution System: Duct Design Pressures
– Low Pressure Ducting
– Medium Pressure Ducting
– High Pressure Ducting
- Duct Fabrication Standards
– SMACNA
– DW144/ DW143
- Air-conditioned Room Pressures
– Normal pressure
– Positive pressure rooms like clean rooms (designed as per FS 209E and ISO 14644 Classification Standards), operation theaters, isolation rooms etc.
– Negative pressure rooms like isolation rooms, vaccination/ viral/ bio-production areas etc.
- Air Handling Unit Design/ Configurations
– For Cooling/ Heating/ Humidification/ De-humidification/ Heat recovery
– Single fan/ Two fan systems
– Air Filtration Systems like HEPA filters (0.3/ 0.12 microns), Microvee filters (5/ 3 microns), Pre filters (20 microns) etc.
– Control System P&I and Operation Logic
Air System Design Highlights
– Coordinated ducting layout drawings and AHU room layouts on AutoCAD
– Interference checking on 2D/3D
– Air side pressure drop calculations
– Design/ Drafting software used to prepare layout drawings
– Production Wizard software – an ERP/ BOM processor used to generate Bill of Materials based on G.I. coil width for fabricating the ducts. The software can accept output file from AutoCAD in any format
– Control loops and P&I diagram with logic
- Low Side contd…
– Water Piping System Design
- Chilled water/ Condenser water/ Hot water/ Dual temperature water systems design
- Closed water systems design categories
– Constant flow or Variable flow
– Direct return or Reverse return water systems
– Two pipe or Four pipe water systems for Dual temperature systems
- Plant Building Loop combination (primary/ secondary pumping systems)
- Plant Distribution Building Loop combination
- Specifications/ selection & sizing
– Pumps for Constant volume/ Variable volume pumping systems
– Control valves
– Piping, valves & pipe accessories
– Cooling towers
– Expansion tank/ compression tank (closed expansion tank)
- Design of Control Systems for plant building loop and plant distribution building loop combinations
Water Piping System Design Highlights
– Construction/ shop drawing:
- Coordinated equipment/ piping layout drawings with interference check on 2D/3D
– Calculation of water side pressure drop
– Equipment schedules with specifications
– BOM with specifications based on final drawings
– Schematic piping layout drawings
– Control loops and P&I diagrams with logic
MECHANICAL
Fire Protection System (FPS)
– FPS design including smoke exhaust system
– Equipment selection/ sizing & specifications
– Coordinated plant/ equipment room layout with two line piping, pumps etc.
– Wet riser/ dry riser sizing, coordinated layout drawings
– Sprinkler piping selection/ layout drawings
– Smoke exhaust ducting design & coordinated layout drawings
– Design details of fire dampers including sizing/ location & installation details for air distribution systems/ duct layouts
– Operation logic & control systems
– Bill of Materials (BOM)
PLUMBING
- Design & engineering of :
– Domestic & Process Water supply systems
– Water Drainage & Sewage systems
– Steam piping
– Gaseous Systems
– Plumbing sizes/ coordinated layout drawings
– Equipment selection/ specifications
– Pressure drop calculations
– Bill of Materials
ELECTRICAL
- Design of Electrical distribution systems (High Voltage/ Low Voltage)
- Electrical load list indicating critical loads and single line diagrams including emergency supply
- Preparation of coordinated electrical drawings
- Preparation of cable layouts for power, control and earthing for HVAC systems, industrial installations, other building services like Fire Protections System, Water Supply System and Lighting
- Interference management with other engineering disciplines, mechanical systems like HVAC, FPS, BMS, false ceiling levels, location and levels of RCC beams etc. while finalizing the layouts
- Design and preparation of layout drawings of cable trays for HV/ LV, power & control cables
- Calculations for sizing, earthing, cabling, lightning protection, indoor & outdoor lighting illumination, DG Sets, UPS, Battery and Battery chargers etc.
- Preparation of specifications, drawings, BOM, data sheets etc. for electrical motors, cables, MCC, DG Sets, UPS, Lighting Systems, Lighting Fixtures, Battery with Battery chargers and accessories
- Design and preparation of layout for Control Systems Communication Systems, Data and Voice Systems, Structured Cabling Systems, networks etc.
Our Service Offerings for MEP Sectors:
- Drafting & Detailing
– Coordinated system layout drawings (2D) with interference check (3D)
- Across all phases of the project including Design Development, Construction Drawings, etc.
- Across all engineering disciplines including Mechanical, Fire Protection Systems, Electrical, Instrumentation and Plumbing
– Schematic layouts / loop drawings
– Drawing detailing including
- Sections of critical elevations
- Sizing, locations, installations & support details
- Tag Nos.
- Detailed BOM
- Design Development
– Energy efficient system design
– Equipment selection/ sizing and finalization of specifications
– Preparation of construction/ shop drawings in coordination with building structures/ interior layouts & other services
– Equipment schedules
– Bill of Materials for variable materials/ items with specifications
- Construction Documentation
– Preparation of RFQ and detailed specifications of plant equipment / materials
– Tender evaluation (if-required) of plant equipment / materials
– Preparation of installation/ commissioning check documents
- Design Qualification
- Installation Qualification
- Operation Qualification
- Performance Qualification
- Preparation of O&M manuals based on spare parts list & Equipment details provided by vendors
- Preparation of as-built drawings based on site modifications