Answer / nikhilkgsss

HIRA- Hazard Identification & Risk Analysis.
HAZOP-Hazard & Operability study.

The main difference lies in the name itself. HIRA represents a collective term which comprises of all the different activities involved in identifying hazards & evaluating risks at facilities to make certain that the risks to employees, equipments , public & environment are within the organization risk tolerance limit. Generally it consists of 3 main questions: Hazard, Consequences & Likelihood.

While HAZOP is a part of HIRA. It consists of what if analysis, check lists & failure mode & effective analysis.

how to test rotor &stator earth fault in turbine

1 Answers   Bhel,

---

I want to use 1/2 inch SS316 tube in my high pressure & temperature (64 kg/cm2 & 500 deg C)after condensate pot in pressure tranmistter. 1) Is it possible to use 1/2" ss316 tube in high pressure and temperature line. Tube manufacturer is local vendor. 2)On sarting the plant, We need to do system fluse that time condesate is not in the condesate pot so steam is directly contact with the tube. We have no exact calculation to know our tube is ok or nor at this time. pleae,reply.

1 Answers  

---

How many input(Analog and digital) and outputs(Analog and digital) are there in DELTA v DCS Version 7.0?

2 Answers  

---

what is commissioning & pre commissioning , explain with difination

2 Answers   Bapco Bahrain Petroleum Company, Shell,

---

what is pt100 RTD, and does 100 stands for

8 Answers   Tata Power,

---

what is the formula for changing Range of Transmitter from X mmwc to some Y mmwc with respect to DCS NCMH flow range from x NCMH to y NCMH?

1 Answers   HCL,

---

What is sensitivity of K type thermocouple? Is polarity important in thermocouple connections?

3 Answers   Honeywell,

---

hi this is noor in my work spot, i arranged THERMOCOUPLE in the place of RTD. (in FEED WATER tank). can i use T/C or not?

10 Answers  

---

how to calibrate transmitter online (in running plant)please explain correct procedure

4 Answers   Sabic,

---

What is the purpose of LO overhead tank in turbines.

1 Answers   ADMA OPCO,

---

please explain about actuator action? direct action & return action ?

1 Answers  

---

what does it mean an active front end in vfd plz explain it briefly

0 Answers  

---