if we have 380 KVA DG. how to calculate Power Factor. With detailed formula

1 Answers  

---

what is span adjusment of transmitter? what is the function of positioner/

2 Answers   Kent,

---

What is ultrasonic flowmeter?

0 Answers  

---

why generation of syncronized generator increases when frequency of grid is less then 50Hz & generation decreases when grid frequency goes up from 50 Hz, as comparision with set value entered in govering panel?

1 Answers  

---

I am a instrument technician. recently i attend interview and face one of question for DP transmitter ,the client asking about the calibration of DP transmitter ,am answer the calibration procedure, they will ask one more question. why open LP side in atmosphere? i did not answer that question. so please help me and explain the particular question. Dear firends waiting for your valuable replay

3 Answers   Qatar Petroleums, Samsung,

---

---

What is difference between flame retardant & flame resistance cable? Among which type of cable is used for ESD & Fire and Gas system application?

1 Answers  

---

If a control valve is hunting means means if we are giving 50% to the cv, the cv will open at 51% then slowly slwoly it will reaches 49% , so what to do for solve this problem. The cv is double acting and mounted for anti surge operation, it having 4 nos. volume booster, one sov, one positioner, etc..?

0 Answers   QAFCO,

---

which type inter lock use in petrochemical refinery,and oil & gas?

0 Answers  

---

What different types of problems do occur while doing the loop checking? and please explain in detail or mail me at kadam.aniket143@gmail.com

1 Answers   Operational Energy Group, Process Control Technologies,

---

How many mode are in ups?

2 Answers  

---

Why boiler chimney area  oxyden sensor fixing? 

0 Answers   NTPC,

---

plz tell me clearly about PID.."when v have to change I value,D value,GAIN??

0 Answers  

---