HomeAuthorsPosts by Sundareswaran Iyalunaidu

Sundareswaran Iyalunaidu

With over 24 years of dedicated experience, I am a seasoned professional specializing in the commissioning, maintenance, and installation of Electrical, Instrumentation and Control systems. My expertise extends across a spectrum of industries, including Power stations, Oil and Gas, Aluminium, Utilities, Steel and Continuous process industries. Tweet me @sundareshinfohe
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Control System

Running Inspection for Power Supply and Redundancy Check for Instrumentation and Control Systems in Process Plants

Table of ContentsWhat Is Running Inspection of an Instrumentation and Control System Power Supply?Why Is Power Supply Inspection Important in a Process Plant?What Should Be Checked During Running Power Supply Inspection?How to Check a 24 VDC Power Supply for Instrumentation SystemsWhat Is Power Supply...
Instrumentation Questions

Troubleshooting of Motorized Control Valve MOV Quiz with 25 Practical Engineering Questions

Why MOV Troubleshooting Skills Matter Motorized control valves are widely used in process plants for isolation, flow control, startup and shutdown operations. An MOV failure can affect production, equipment protection and plant safety. Engineers need to understand actuator operation, motor circuits, torque switches, limit switches,...
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Control Valve

Control Valve Leakage Testing, Types, and Calculation Standards

Table of ContentsClassification of Control Valve LeaksLeakage Tests & Calculations in a Control ValveTypical...
How to

Choosing Between Thermocouples and RTDs: A Practical Guide for Temperature Sensing

Table of ContentsBasics of Resistance Temperature Detectors (RTDs)Advantages and Disadvantages of Resistance Temperature Detectors...
Instrumentation Tools

Pressure Safety Valve Sizing Excel Tool for Gas Applications

Table of ContentsAPI 520 Relief Valve SizingCritical Flow Safety Valve SizingSizing Safety Valves for...
SIS/ESD

Understanding 2 out of 2 SOV: Working & Configuration

Table of ContentsUnderstanding the Need for RedundancyIntroducing 2 out of 2 SOV RedundancyConfiguration and...
Process Control

Wellhead Control Panel (WHCP): Working Principle, Components, Types, Design and FAQs

Table of ContentsWhat is a Well Head Control Panel (WHCP)?Principle of Well Head Control...
Installation Procedure

Step by Step Pressure Transmitter Installation Procedure

Table of ContentsSection No.1: Pre-Installation PlanningSection No.2: Mounting the TransmitterSection No.3: Impulse Piping InstallationSection...
Installation Procedure

Motor-Operated Valve Actuator Installation Procedure with Checklist

Table of ContentsPre-Installation Considerations for MOV ActuatorPre-Installation Inspection of MOVMOV PreparationMOV Actuator InstallationElectrical...
PLC

Understanding Wet Contacts in PLC Wiring

Table of ContentsWet Contact ConfigurationsUnderstanding Digital Input Wet Contact Wiring in PLC What is Interrogation...
Temperature Measurement

How to Select the Right Thermocouple for Temperature Measurement Applications?

Table of ContentsFactor No.1: Temperature RangeFactor No.2: Thermocouple TypeFactor No.3: Accuracy and PrecisionFactor No.4:...
Instrumentation Calculators

Cv to Kv Conversion Calculator (Control Valve Flow Coefficient Formula + Example)

Table of ContentsCv to Kv Conversion CalculatorCv to Kv Conversion Calculator (Instant Results)How to...
Temperature Measurement

Master Temperature Calibrators: Precision Tools for Accurate Temperature Instrument Calibration

Table of ContentsDry Block CalibratorsAdvantages of Dry Block Calibrators:Disadvantages of Dry Block Calibrators:Applications of...
PLC

Designing 2 out of 4 Voting Logic in Control Systems: A Step-by-Step PLC Ladder Diagram Tutorial with Video

Table of ContentsDefinition of Voting 2 out of  4 LogicInputs and Outputs of Voting...
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Control System

Running Inspection for Power Supply and Redundancy Check for Instrumentation and Control Systems in Process Plants

Table of ContentsWhat Is Running Inspection of an Instrumentation and Control System Power Supply?Why...
Instrumentation Questions

Troubleshooting of Motorized Control Valve MOV Quiz with 25 Practical Engineering Questions

Why MOV Troubleshooting Skills Matter Motorized control valves are widely used in process plants for...
FAT Activities

What is Integrated Factory Acceptance Test (IFAT)?

Table of ContentsWhat is Integrated Factory Acceptance Test?Why is IFAT Important in Instrumentation and...
Instrumentation Calculators

Control Valve Leakage Calculator

Table of ContentsControl Valve Leakage Calculator for Seat Leakage Testing What Is Control Valve Leakage?What...