What is the difference between Pressure Safety Valve and Pressure Relieve Valve, in what condition we prefer choose Pressure Safety Valve rather than Pressure Relieve Valve? and vice versa

2 Answers   Vedanta,

---

List three types Level Switches with their working principles

0 Answers  

---

what is function of SCADA , and how is it work, explain with difination

0 Answers   Bapco Bahrain Petroleum Company,

---

Hi i m B.E. In elect. & comm. I m workin in bio mass plant from 6 mnths as inst. Engg. but now i m in dept. Of operation as shift engg...which is best operation or inst. 4 me? M confusd..plz help and reply me..

2 Answers  

---

what is the difference between Feedback controller and Feed forward controller. and when it is to be used.

3 Answers  

---

What is the difference between bench set and operating range i control valve?

1 Answers   Descon,

---

units for vibration in power plant

1 Answers  

---

give some question relative instrument fitter?

0 Answers   Armco,

---

What will the new flow factor if D/P Transmitter is RE-RANGED from 25" WC to 50" WC

3 Answers   ADMA OPCO,

---

TCD Principle

1 Answers  

---

What happen if we install my pressure transmitter below the elevation of pipe in natural gas service?

0 Answers  

---

why we use 0.2 to 1.0 kg/cm2 output in control valve

4 Answers   GNFC,

---