khaled hamza

khaled hamza

Member

Member since
Dec 15, 2010
Last active
Feb 6, 2012
Total activities
0

Activity feed

Recent contributions

  1. #Threads

    Air Ejectors (2 of 3)

    ​[FONT=&quot]Air Ejectors (2 of 3)[/FONT] -An air ejector or steam ejector is a device which uses the motion of moving fluid (Motive...

  2. #Threads

    CONDENSER – AIR EXTRACTION EQUIPMENT ( 1 Of 3 )

    [FONT=&quot]CONDENSER – AIR EXTRACTION EQUIPMENT[/FONT] - Turbines are designed for a particular operating conditions like steam inlet pressure, steam inl...

  3. #Threads

    d07b0aa5-0ddc-4e75-a0b1-fa4c0eafbf67

    ok ishutrope I will explain each object of MFT , to understand the impotance of each one.

  4. #Threads

    Boiler (master fuel trip)

    Steam Generator ( boiler ) is very important equipment at thermal power units , Boiler is the steam supply for the unit...

  5. #Threads

    Pressure Measurement

    [FONT=&quot]Pressure Measurement[/FONT] -A major concern in process control applications is the measurement of fluid pressure. The term fluid means a substa...

  6. #Threads

    Cascade Control Loops

    [FONT=&quot]Cascade Control Loops[/FONT] -The general concept of cascade control is to place one feedback loop inside another. In effect, one takes the...

  7. #Threads

    6ab6419a-118b-474c-9b4b-052bbb1e1be2

    you can use a contactor for switching the motor on or off , and get a level switch ( limit switch )...

  8. #Threads

    On/Off Control

    [FONT=&quot]On/Off Control[/FONT] - Suppose a process operator has the task of holding the temperature, T, near the desired temperature, Td, while making...

  9. #Threads

    General Requirements of a Control System

    [FONT=&quot]General Requirements of a Control System[/FONT] The primary requirement of a control system is that it be reasonably stable. In other words,...

  10. #Threads

    257816f1-97ee-4680-9306-23615b6f456b

    -I am Khaled Hamza , I work at power plant which produce electricity about 350MW -I want to add something to your...

  11. #Threads

    Elements of a Process Control System

    [FONT=&quot]Elements of a Process Control System[/FONT][FONT=&quot][/FONT] INTRODUCTION -The term automatic process control came into wide use when peopl...

  12. #Threads

    Generator Temperature Rise Test

    [FONT=&quot]Generator Temperature Rise Test[/FONT] From a few days, we have made a test on the Generator’s windings (Stator and Rotor), this test...

  13. #Threads

    Turbine Supervisory Instruments

    [FONT=&quot]Turbine Supervisory Instruments[/FONT] The following supervisory instruments are furnished with the unit and are to be observed during start-up,...

  14. #Threads

    de3c8480-ad66-4875-b567-944a5d7709b5

    Utilization Factor In normal operating conditions the power consumption of a load is sometimes less than that indicated as its nominal power...

  15. #Threads

    05c71702-2ea8-4617-84e3-cabdc1464f81

    Welcome , welcome with good star , to forward

  16. #Threads

    Boiler AIR AND FLUE GAS SYSTEM

    [FONT=&quot]Boiler AIR AND FLUE GAS SYSTEM[/FONT] "We talked before about HITACHI Boiler Overview (Steam Generator), we mentioned the characteristics of the b...

  17. #Threads

    16036223-2da1-4f36-aeb1-3276a54e0050

    look , my friend As we said before ,Hydrogen is very dangerous and explosive , if Air % at Hydrogen at a...

  18. #Threads

    347e469f-a84a-4f0e-b4bb-f386867bfa0f

    about the substation Grounding , there is many ways to make earthing. but we should know the principle of grounding , That...

  19. #Threads

    9a5766fe-391f-485b-b674-78e965ee5566

    Mr.Arp Look at the picture above , you can see that the Excitation Cubicle is supplied by the A.C. Voltage Power from...

  20. #Threads

    d0455289-27a5-4db9-bcae-b348d4f1271a

    look Mr.Freak DPR1 , DPR2 --- are abbreviations for "Digital Protection Relay #1 and #2 " It is the relay cubicle which...

  21. #Threads

    212266be-faad-4ee1-9b2a-b77a31b1901b

    You are right , the generator has three phase winding in Star connection , at the center of the three phases ,...

  22. #Threads

    Condensate Polishers at Power Plant

    [FONT=&quot]Condensate Polishers at Power Plant[/FONT] “This article is talking about the functions of Condensate Polishers at Power Plants , and...

  23. #Threads

    Generator Overvoltage Relay (59 G)

    [FONT=&quot]Generator Overvoltage Relay (59 G)[/FONT] Overvoltage shouldn’t occur on a generator fitted with an automatic voltage regulator. Ov...

  24. #Threads

    1f749866-229a-4262-ad7a-73d89c6dfed2

    HELLO FREAK , how are you , now ? i see your inquiries m and i will try to understand you and...

  25. #Threads

    478a88ab-ed23-48cf-91e9-56923a10c60e

    Thank you for your reply , my friend

  26. #Threads

    14812b66-c009-4936-8d19-aeeae54272bf

    I hope my posts benefits you all

  27. #Threads

    Boiler (Steam Generator

    [FONT=&quot]Boiler (Steam Generator)[/FONT] -The boiler for 1,094 t/h MCR is Single Drum Radiant Natural Circulation Boiler “ELPASOâ€&#1...

  28. #Threads

    Generator over Fluxing Relay (24G)

    [FONT=&quot]Generator over Fluxing Relay (24G)[/FONT] -The relay measures the ratio of voltage to frequency (V/Hz) as this ratio is proportional to the...

  29. #Threads

    Feed water pump hydraulic coupling _video

    FEED WATER PUMP HYDRAULIC COUPLING Eighty Percentage 80% of thermal power plants has boiler feed pump , that takes the water from...

  30. #Threads

    917afe50-ecf3-4f12-948b-1e5829c38c04

    nice post , thank you for these info.