Answer / panchjai

Surge is due to the insufficient pressure, flow at suction. this causes the compressor to move to unstable region called surge.

Provide anti-surge controller which is of multi variable controller type to supply enough flow at the suction by recycling the discharge of compressor.

Answer / paresh rathod

Provide anti-surge controller which is of multi variable controller type to supply enough flow at the suction by recycling the discharge of compressor.

Answer / md amir rahman

There is Vacuum indicator used in suction line to determine surge in compressor.

what is the input of digital RPM indicator during the calibration time?

1 Answers  

---

What is the difference between HMI,SCADA and MMI,not abbrevation?

7 Answers   HCL,

---

what is the exact job for automation enggineer?

0 Answers  

---

During valve sizing from all calculation you got flow coefficient CV 12,than what it means? like for selecting pressure transmitter if your MAWP is 12 bar than you select a capsule of max. 20 bar which cover your mawp 12 in same way for selecting control valve If CV is 12 than how we use it in selecting valve??????

1 Answers  

---

what does a positioner in control valve ?

11 Answers  

---

1.how can calibration temperature transmitter and flow transmitter? 2.

0 Answers   Gulf Jobs,

---

What is the principle of capacitance type level transmitter?

0 Answers  

---

in the pipe line if the control valve fails to respond to controller action,by what means we can stop the flow in the pipe line ?

9 Answers  

---

principle of rtd

4 Answers  

---

What is the minmum distance between the electrical panel and Instrument panel

1 Answers   Dodsal,

---

in instrumentation why we are using 4-20mA , why not voltage ? if somebody design a instrument which works on voltage then can we use that instrument?

6 Answers  

---

How can SmartPlant Instrumentation users take advantage of these global services?

1 Answers  

---