Can I Create a Vacuum with One Inlet and Two Outlets?

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SUMMARY

The discussion centers on the feasibility of creating a vacuum in a drying chamber of a spray dryer, which has one inlet and two outlets. The user inquires about the possibility of maintaining low pressure while introducing a reactant and simultaneously removing two products. Experts confirm that it is indeed possible to achieve this setup, emphasizing the need for proper pressure control through the outlet pipes, akin to vacuum filtration techniques. The importance of specialized devices for managing pressure differentials in the inlet and outlet pipes is also highlighted.

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  • Understanding of vacuum systems and pressure differentials
  • Familiarity with spray dryer operation and design
  • Knowledge of fluid dynamics related to gas flow
  • Experience with vacuum filtration techniques
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  • Research the design and operation of spray dryers
  • Learn about vacuum system components and their functions
  • Study pressure control methods in gas flow systems
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Engineers, process designers, and technicians involved in the design and operation of spray dryers, as well as those interested in vacuum technology and fluid dynamics.

Davidrdguez
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Hello, I'd like to propose you one question.

I tried to use my logic but it doesn't work.

I have a chamber and i make the vacuum in the interior of it. I have one inlet pipe and two outlet pipes, there is one substance that is coming in, the reaction inside the chamber and the two exits for the two products that they were produced in the reaction.

I'd like to know if this is possible. I mean, I want the less possible pressure in the interior, and can I do this? put one substance into and out normally?

Thank you very much
 

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What kind of reaction are you referring to? Since you only have one inlet you are presumably not talking about a reaction resulting from "mixing" two gases.

Otherwise, I can't see why it wouldn't be possible. You need one pump for circulating the gases and another for the differential pumping of the chamber.
 
Spray dryer

Hi,

Actually the chamber I speak about it's a drying chamber of a spray dryer. It's a device to dry particles. There are one mix of product and water, we atomize it in small droplets (always inside the room) and with dry air (I forgot one another inlet pipe, the air to dry) we put the water off the mix. That's what happens inside the chamber.

I doubt because I need special devices in the inlet and outlet pipes and as I have the lower pressure inside the chamber and atmospheric pressure in the pipes I don't know if it is possible.

Thanks
 
Yes it's possible. You have your reactant going in, and pressure in the chamber can be controlled via the outlet in a manner similar to vacuum filtration.

The only thing is that pressure of the inlet will increase to attempt to balance out the low pressure in the chamber.
 
Ok, i understand.

Thank you, you have helped me very much.
 

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