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- Henry Ford -

Engineering Resources

ZEL has been making extensive use of softwares for analysis, design automation and detailed drawings. Our expertise in these softwares enhance the productivity, quality and accuracy of our work. In addition, ZEL develops custom software applications and has its own survey/ inspection equipment to meet the unique analysis requirements of its projects.

Below is the list of software packages used by our engineers during the course of work.*

1. Engineering Softwares

Process Simulation

  • HYSYS Version 3.2 by M/s. Aspentech.
  • DESIGN II, Version, 9.53 by M/s. WINSIM, USA
    It is a powerful and comprehensive process simulation program covering simulation for a wide variety of petrochemical, chemical and refinery processes. Design II also offers advanced features for equipment rating, sizing including heat exchangers, pipeline models, distillation trays and vessels. The program includes modeling for Claus sulfur recovery units.


  • Flo-Series, Version 6.05, by M/s. Engineered Software Inc, USA.
    Software for Sizing and Analysis of Piping Systems
  • Pipe-Flo Compressible V.6.08, by M/s. Engineered Software Inc. USA. Program is used for Sizing and Analysis of Gas Pipelines and Networks
  • PIPENET VERSION, V.1.32 by M/s. Sunrise Systems, UK Program is used for sizing of Gas and Liquid lines. The package also performs surge analysis for Liquid pipelines.
  • PipeCalc 4.01 (Build 2) Version 4 from M/s. GULF Publishing Co. Program is used for Gas & Liquid Pipe sizing. The package also includes module for Compressor Sizing.
  • Pipeline Surge Analysis
  • Pump Suction and Discharge Piping Hydraulics.
  • Temperature & Pressure Profile for Hot Product Pipeline.

Equipment Sizing

  • STC-STX Version 3.6 by M/s. Heat Transfer Consultant Inc - Thermal Design and data sheet preparation for Shell and Tube Heat Exchanger.
  • STC- ACX Version 3.6 by M/s. Heat Transfer Consultant Inc - Thermal Design and data sheet preparation for Air Coolers.

Piping Design and Analysis

  • CAESAR - II v 5.20 by M/s. COADE Engineering Software For Pipe Stress Analysis
  • SIMFLEX.S - by M/s. Peng Engineering. For Pipe Stress Analysis
  • SIMFLEX - II -by M/s. Peng Engineering. For dynamic Stress Analysis of piping systems
  • Steel Pipe Design Software by M/s. American Iron and Steel Institute (AISI).
  • CAD WORX PLANT PROFESSIONAL , V. 2010, by COADE Engineering Software, Houston Texas, USA for
    1. Development of P&ID's
    2. Development of 3D Plant Models
    3. Piping Layouts
    4. Piping Isometrics and Bills of Materials.
  • CADPIPE -3D Plant Modeling Software by M/s Orange Systems, USA. for
    1. Development of P&ID's
    2. Development of 3D Model
    3. Piping Layouts
    4. Piping Isometric and Bills of Materials
    5. Electrical Drafting
  • EZ-Notes PRO, R 13.0 of Barry R. Bowen Inc., USA

Pressure Vessel / Heat Exchangers Mechanical Design

  • PVElite Version 2010 by M/s. COADE Engineering Software, Houston Texas, USA. Software for Pressure Vessel and Heat Exchanger Design and Analysis.
  • Pressure Vessel Design
  • Heat Exchanger Mechanical Design

Steel Structure Analysis and Design

  • STAAD PRO 2004 by M/s. Research Engineers Inc., USA.- for Structural Analysis & Design of complex structures
  • TEKLA STRUCTURES for structural design and detailing.
  • Steel Truss Design
  • Portal Frame Design

Storage Tank Design

  • E-TANK 2000 by Eware Inc.
  • Storage Tank Design
  • Floating Roof Tank Design


  • CONTROL VALVE SIZING PROGRAM (Ver 1.0u) by M/s Fisher Controls International.
  • SAFETY VALVE SIZING PROGRAM (Si-Tech, Ver 2.2a) by Bopp & Reuthers
  • Control Valve Sizing based on ISA 75.01.01-2001
  • Safety Valve Sizing based on API - 520


  • FAEBER LITESTAR 8. for Lighting System Design
  • ECODIA3.3 by Schneider for Electrical Power System Design
  • CALCULUX, ver. 6.4.1 by Philips Lighting B.V
  • Lighting Calculation
  • Earthing Calculation
  • Cable Selection & Sizing

Wind Energy

  • WIND PRO Version 2.6 - WindPRO is a Windows 98/ME or NT/2000/XP based software, for assessment of wind data and energy calculation for single WTGs and Wind Farms. WindPRO consists of several modules of which each has its purpose. (EMD INTERNATIONAL, DENMARK)

2. Hardware Equipment

Below is the list of hardware equipment used by ZEL for our IT systems & Networking.
  • IBM System X 3650M2 Server = 2 Nos.
  • IBM System DS3400 Storage = 1 No.
  • Legend Server Quad Core Xeon = 2 Nos

3. Survey / Inspection Equipment

Below is the list of inspection/survey equipment used by ZEL to meet certain project requirements.
  • Thickness Instrument of DeFelsko Corporation, Model No. Posi Tector UTG-STG.
  • Ultrasonic Thickness Gauge of Sonatest Ltd., Model Sonagage III.
  • Topcon Green Label Auto Level AT-G4 AT-G6.
  • Magellan Triton 400
  • Garmin eTrex Venture GPS
  • Western Instruments Cable Type, Permanent Magnet Yoke WM-5C with a certified lift of 50 lbs

* ZEL's policy is to use licensed software for all applications. The packages are either purchased or obtained on lease/ rental with full back up and support.