Electrical & Instrumentation World

Electrical & Instrumentation World a basic knowledge of instrumentation and electrical engineering. different images of different machines and instruments

17/09/2026

🔧 VALVES — The Gatekeepers of Every Process! ⚙️

Kya aapko pata hai refinery aur process plants mein valves flow ko control, isolate, regulate aur protect karne ka kaam karte hain? 🔥

🚪 Gate Valve – Isolation
⚡ Globe Valve – Flow Control
🔄 Ball Valve – Quick On/Off
🦋 Butterfly Valve – Compact Flow Control
↩️ Check Valve – Prevents Reverse Flow
🎛️ Control Valve – Automatic Flow Regulation

Right valve + right application = Safe & efficient process! 👷‍♂️⚙️

Follow for more Instrumentation & Electrical knowledge! 🚀

MechanicalEngineering ElectricalEngineering ProcessControl Engineering InstrumentationEngineer

17/09/2026

🔧 TYPES OF VALVES — Every Valve Has a Job! ⚙️

Gate Valve 🚪 | Globe Valve 🎛️ | Ball Valve ⚽ | Butterfly Valve 🦋 | Check Valve 🔄 | Plug Valve | Needle Valve | Diaphragm Valve | Pinch Valve | PSV/PRV | Control Valve | Solenoid Valve

From simple ON/OFF isolation to precise flow control and pressure protection — valves are the backbone of process industries! 🏭

Which valve do you work with most? 👇

ControlValve MechanicalEngineering ElectricalInstrumentation Engineering IndustrialAutomation

15/09/2026

Different Types of Valves 🔧⚙️
From Gate Valve to Globe, Ball, Butterfly, Check & Control Valve — each valve has a specific purpose in controlling, isolating, or preventing flow in an industrial process.
Know the valve. Understand the process. Master Instrumentation. 👨‍🔧🏭
Refinery MechanicalEngineering ControlValve IndustrialAutomation InstrumentationEngineer

15/09/2026

Different Valves & Their Working ⚙️🔧
Gate Valve • Ball Valve • Butterfly Valve • Globe Valve • Check Valve • Plug Valve
Each valve has a different mechanism and purpose — isolation, flow control, or preventing backflow.
Save this for your instrumentation & mechanical basics! 📚

15/09/2026

DCS sends 12 mA signal ⚙️

4 mA = 0%
12 mA = 50%
20 mA = 100%

So, 12 mA means the control valve should be approximately 50% open. 🔧

14/09/2026

🔥 CRUDE DISTILLATION UNIT (CDU) 🏭🛢️

Crude oil refinery ka sabse important starting point — Crude Distillation Unit.

Yahan crude oil ko high temperature par heat karke uske different hydrocarbon fractions ko boiling point ke basis par separate kiya jata hai.

⛽ LPG
🛢️ Naphtha
🔥 Kerosene
🚛 Diesel
⚙️ Gas Oil
🏭 Atmospheric Residue

One crude feed → multiple valuable products.

13/09/2026

⚙️ DCS – Distributed Control System 🏭

DCS is the heart of modern process industries. It continuously monitors field instruments, processes real-time signals, displays plant conditions, and automatically controls valves and equipment.

🔹 Field Instrument → I/O → Controller → DCS HMI → Control Output → Final Control Element
🔹 Used in Refineries, Oil & Gas, Power Plants & Chemical Industries
🔹 Helps achieve safe, stable & efficient process control

🔥 Instrumentation Engineer ke liye DCS knowledge is a must!

ControlSystem InstrumentEngineer Automation Engineering IndustrialAutomation

13/09/2026

🔧 12 mA Signal → Control Valve

Kya aapko pata hai 4–20 mA signal mein 12 mA ka kya meaning hota hai? 👇

📌 4 mA = 0% valve opening
📌 12 mA = 50% valve opening
📌 20 mA = 100% valve opening

DCS/PLC se 12 mA signal positioner ko milta hai, positioner us signal ko interpret karke actuator ko command deta hai — aur valve approximately 50% open hota hai.

⚙️ Signal → Positioner → Actuator → Valve

12/09/2026

🏭🔥 Crude Distillation Tower — Refinery ka Heart!

Kya aap jaante hain crude oil ko directly use nahi kiya ja sakta? 🤔

Crude Distillation Tower mein heated crude oil ko uske different boiling points ke basis par separate kiya jata hai.

⬆️ Light fractions → LPG & Naphtha
⬆️ Middle fractions → Kerosene & Diesel
⬇️ Heavy fractions → Gas Oil & Residue

🔥 Heat + Vaporization + Condensation = Fractional Separation

Ek hi crude oil se itne saare valuable products! 🤯🛢️

ProcessEngineering Refinery OilAndGas Engineering Shorts

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