Important Cycle and Schematic Diagram Part-1

 পাওয়ার সেক্টর এবং বুয়েট এর বিভিন্ন পরীক্ষায় দুই একটা বিভিন্ন সাইকেল এবং ব্লক ডায়াগ্রাম দিয়ে থাকে।  আজকে কিছু গুরুত্বপূর্ণ সাইকেল এবং ডায়াগ্রাম দেওয়ার চেষ্টা করব ইনশাআল্লাহ। 

1. vapor compression refrigeration system schematic Diagram:

Fig: vapor compression refrigeration system schematic  diagram.

2. vapor compression refrigeration system PV, TS & HS  diagram.

Fig: Vapor compression refrigeration system PV,TS & HS 

3.Combine cycle schematic Diagram & TS Diagram:

Fig: Combine cycle schematic Diagram.

Fig: Combine cycle TS Diagram.

4. Open Cycle Gas Turbine schematic Diagram:

Fig: Open cycle gas Turbine schematic Diagram.

• Compressor
• Combustion 
• Turbine
• Exhaust

5. Close cycle gas turbine schematic diagram:

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Fig: Close cycle gas turbine schematic diagram

• Compressor 
• Heating chamber
• Turbine 
• Cooling chamber

6. Valve Timing Diagram of 4 stroke petrol Engine:

Fig: Valve Timing Diagram of 4 stroke petrol Engine

IVO: Inlet Valve Open

IVC: Inlet Valve Close

EVO: Exhaust Valve Open

EVC: Exhaust Valve Close 

IS: Ignition Start

7. Valve Timing Diagram of 2 stroke Diesel Engine: 

Fig:Valve Timing Diagram of 2 stroke Diesel Engine

• TDC: Top Dead Center
• BDC: Bottom Dead Center.
• FIS: Fuel Injection Starts
• FIC: Fuel Injection Closes
• EPO: Exhaust Port Open
• EPC: Exhaust Port Closes
• TPO: Transfer Port Opens
• TPC: Transfer Port Closes

8.Diesel cycle PV & TS Diagram:

Fig: Diesel cycle PV & TS Diagram

1-2: Isentropic Compression

2-3: Constant pressure addition

3-4: Isentropic Expansion

4-1 : Constant Volume heat rejection

9. Rankine Cycle or Steam Power Plant schematic diagram:

Fig: Rankine Cycle o schematic diagram

• Pump
• Boiler
• Turbine
• Condenser

10. Rankine Cycle PV & TS Diagram:

Fig: Rankine Cycle PV & TS Diagram

আশা করি সবাই উপকৃত হবেন।  Part-2 দ্রুত আসবে ইনশাআল্লাহ ।