[123]

hello, it wanted to know if they podrian to help on inertizacion of deposits of oil storage (Blanketing) due to qe work to me in the industrial area in the oil process, and we have problems with the entrance of I oxygenate to the almacnamiento tanks and we want to inject nitrogen and to maintain a system of emptiness in the tank, and dilemma that we have is on the contraction of the tank in case that it does not find sufficient load within the tank and negative pressures are had. it wanted to know q I must make to design or to determine the proportions this system

greetings

[proinwv]

I am not sure exactly what you are asking but API 2000 has the technical information you probably need to determine the flow capacity to maintain your tank pressures.

You might also look at my website as there is some technical information there also.

[123]

podrias to facilitate your page to me Web to be able to see the technical information that you have, I explain to you better what I need:

we have a tank of storage of 15 tons of oil refined for its final packaging, the problem that we have is that not encunetra hermetic what allows the entrance of I oxygenate to the tank, which was seeing was the possibility of hermetizar the tank completely and as your you indicate to me to place a nitrogen system, which was seeing was of regulating the entrance of nitrogen to the tank by means of a regulating valve because my 15000 pump sucks kg/h and I have an entrance average of 6000 the deodorized section of of kh/h, the idea is to maintain a pressure within the 25 tank of mmca constant reason why the nitrogen entrance is going to vary, the problem is when the tank lowers to the pressure to negative values tends to be contracted, another idea is to do a seal to him of water that serves to me as protection in case the pressure were negative, I have a great dilemma because not or as to act in this case, or that calculations of design I must do or consider to avoid this problem, if you could orient a little to me better

SEND THE DATA TO YOU THAT I COULD COMPILE FOR THE STUDY

DATA:
LLENADO= CAPACITY 6.5934 M3/H

CAPACITY OF UNLOADING FOR ENVASADO=16,48M3/H

MAXIMUM FILLING LEVEL = 7.53 MTRS
NORMAL LEVEL =6,08 MTRS
MINIMUM LEVEL = 0.53 MTRS

132 FILLING CAPACITY MAX= TON
MINIMUM CAPACITY = 3.5 TON

THE CHARACTERISTICS OF THE TANK: IT IRONS OF 1/4 “(SPECIFIED IN THE PLANE)
PRESSURE IN THE SUPERIOR PART OF THE TANK = AVERAGE 5 - 7 PSI


DIAMETER OF THE TANQUE= 4.778 MTRS
ALTURA= 7.790 MTRS
TOTAL VOLUME OF the 139,674 TANQUE= M3




GREETINGS

I WAIT FOR YOUR ANSWER

[proinwv]

The proper sizing of a N2 valve and associated venting and piping will both control the pressure and vacuum in the tank. This is explained in detail in API 2000. I urge you to obtain a copy of this and read it.

You can also find information on my website.

I, personally, do not have the time to solve the problem for you, and am preparing to go on a trip.

Where are you located? If you do not have the resources to solve this, then consider engaging a consultant to do it for you. While I am a consultant, I would not attempt to solve the problem with out a full understanding of it, which I do not have at this time.

I encourage you to take the time to solve it correctly to protect your tank, your product and the lives of your employees.