WHAT WE DO

Aitech E&C offers turn-key solutions for revamping projects, providing specialist consulting, engineering, and construction services for modifying and upgrading existing production facilities. We cover all aspects of your renovation project and take full responsibility for the specified scope of work, including planning and engineering, improving existing plants, ensuring safety, assisting with demolishing plants, constructing new ones, coordinating with local sub-suppliers, disassembly, replacement, and more – all in line with local regulations. In other words: one source, one complete execution. Our service will cover but not limiting to the following industry plants:




Petrochemical & Refinery




Biomass Plants




LNG/LPG Terminal





Water & Wastewater Treatment





Power Plants





Chemical Plants




Solar & Wind




Food & Pharmaceutical




Manufacture

HOW WE DO

DETAIL

Based on the existing condition of the plant and Client’s desires at various stages of the project, we will carry out specific tasks. Below is an illustrative content of the specialized tasks that the design teams may perform for the renovation project:

Process

01.
  • Involve into scoping study to identify the areas where Client can debottleneck and improve their plant capacity and performance.
  • Align the project basis and scope with the base plant stakeholders.
  • Conduct site survey
  • Conduct adequacy check for pumps, compressors, heat exchangers, separators, PSVs, PVVs, ERVs, …
  • Conduct process calculation and its report such as hydraulic calculation, relief load calculation and sizing, heat exchanger design and thermal rating, …
  • Prepare all process deliverables such as PFDs, P&IDs, demolition P&IDs, equipment datasheets (Pumps, Vessel, Tank, …), development of C&E Chart, Instrument datasheets, Tie-in list, Line index, utility summary, control narrative, update operation manual, …
  • Hazop/Hazard/SIL  review meeting, …

Piping

02.
  • Conduct site survey
  • Update the Plot Plan, 3D model (if required)
  • Prepare demolition report
  • Prepare piping layout, piping routing, pipe support, and isometric drawing
  • Update of piping materials specification.
  • Update specification for identification of piping materials
  • Stress check for piping routing
  • Prepare piping BM, BQ, and requisition for pipe and its fitting.
  • Conduct TBE 

Instrument

03.
  • Conduct site survey
  • DCS I/O and Function List will be issued for the Control System design work
  • Study and conduct expand existing Safety PLC System to accommodate additional IO with new cabinet if any.
  • Cause & Effect Chart / Logic Diagram
  • I/O list, Alarm set points, HMI design, mimic panel design, auxiliary console design, SAT, etc.)
  • Prepare specification and datasheets
  • Calculation (CV calculation, PSV area calculation, Orifice calculation, D/P level instrument, Karman vortex calculation, etc.)
  • Specification (Inst. Installation Work, Calibration, Loop Ckeck & Function Test Procedure, Material Specification)
  • Calculation (Cable parameter, Conductor size, Cable tray sizing, Cable gland selection, etc.)
  • Drawing (Typical Installation, Plot plan, Wiring layout, MCT arrangement, Hook-up drawing, Underground design, etc)
  • Preparation of test / inspection package for site use
  • Requisition / RFQ / Bid Evaluation

Electrical

04.
  • Conduct site survey
  • Power system: Conduct the electrical design to update the existing document and /or issue the new one such as single line diagram, power layout, substation layout, cable tray system, load flow & motor starting, short circuit calculation, … 
  • Communication: Evaluate the feasibility of Modification of existing telephone/network layout, netwwork riser diagram, and page party sound level calculation.
  • Lighting/Grounding: To check and update the existing lighting layout, lighting fixture, lighting panelboard, grounding & ligtning layout, step/touch voltage calculation, ground resistance calculation.
  • Card Acces System: Study modification to existing Sliding Door Control Panel to integrate the Card Access System. To evaluate the feasibility and align Card Access System Operating Philosophy
  • Others: Hazardous Classification, Fire Alarm System, Material Take-off (MTO, Cathodic Protection, Technical Bid Evaluation (TBE), Electrical Load List, …

     

Equipment

05.
  • Conduct site survey
  • Mechanical Equipment Datasheet
  • Preparation Equipment Engineering Drawing
  • Preparation Equipment Shop Drawing
  • Preparation Equipment Requisition
  • Technical Clarification/ Technical Bid Evaluation
  • Platform Engineering
  • Loading Data

Civil

06.
  • Conduct site survey
  • Strength verification
  • Site Investigation (Topografic Survey, Route Survey & Trial Excavation; Interpretation to Soil investigation report, Oceanographic survey, etc.)
  • Site Development (Demolition, Clearing & Grubbing, Slope protection, Landscaping, etc.)
  • BQ Preparation; Sub-soil improvement
  • Steel Connection Calculation
  • Structure Erection (Steel Pipe rack, Steel equipment structure, stack support structure, Duct support structure, Bridge, etc.)
  • Structural analysis with FEA software (STAAD Pro)
  • Piling design and Piling construction
  • Tank foundation and earth dike design
  • Sewer and Drainage Design (Hydraulic calculation, Sizing and strength design of sewer and drainage chambers (manholes, etc))
  • Road & Paving Design (Asphalt Road, Concrete Road , Unpaved Road, Asphalt Paving, Concrete Paving, Graveling)
  • Structural analysis and design of RC trench & culvert, pit & pond.