Answer / nikunj panchal

LAMINAR FLOW HAS <2000 RAYNOLD NUMBER, LOW VELOCITY AND HIGH
VISCOCITY MATERIAL IS CONSIDER AS LAMINAR FLOW

TERBULANT FLOW HAS >2000 RAYNOLD NUMBER, HIGH VELOCITY AND
LOW VISCOCITY MATERIAL IS CONSIDER AS TURBULANT FLOW

Answer / aneesh

ReD<2000 is laminar
ReD in b/w 2000 and 4000 is Transition
ReD>4000 is Turbulant

How an rtd work, and what volts/current goes to a rtd to measure the resistance?

0 Answers  

---

CAN WE CALIBRATE LEVEL TRANSMITTER USING HART COMMUNICATOR WHEN WATER LEVEL IS PRESENT IN THE BOILER SHELL?

4 Answers   Chemin, Emerson,

---

How to make position transmitter feedback reverse i.e at valve close i want 20ma output and at full open 4ma.for the NELES positioner,model:ND8261/TS1.

3 Answers  

---

what is full form of NAK?

1 Answers  

---

Turbidity analyzer working principle ?

0 Answers   Tata Steel Limited,

---

In split range control, we will control 2 outputs with time interval. Eg :(with 4-20 ma signal, for 4-12 ma we are operating one control instrument like valve & for 12-20ma we are operating other control instrumet (other valve). If we get a signal of 15ma to first instrument (Valve 1), what will happened to the first valve, and if we get signal above 20 ma to 2 valve what will happened ?

3 Answers  

---

Whatis the reset ofset and control system in instrumentation

0 Answers   Asyad International Company, CAE, Sugar Factory,

---

While giving Power Supply of 24 VDC to a Transmitter,why Shield Terminal is connected either at Transmitter or at ISB.Why not Shield Terminal connected at both ends.If the Reason is to avoid Noise interference,which type of noice that is interfering.Is the Noice from the 24 VDC supply terminals or from any external source.

1 Answers  

---

what is meant by control valve sizing?

3 Answers  

---

what is Mv with respect to temprature in thermocouple

2 Answers  

---

Why mmwc unit is used?

0 Answers  

---

what is the conversion factor for nm3 to kg/hr in air flow

4 Answers  

---