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Why do flow instruments play a crucial role in your chemical process?

June 6, 2023 Ferdinand Luimes
Continuous manufacturing
Continuous manufacturing

As a product manager of low-flow instruments, I have seen first-hand the importance of flow instruments in both continuous and batch chemical processes. These instruments play a critical role in making sure that the process runs smoothly, and that the final product meets the desired specifications.

When I talk about flow instruments, I focus on ‘low-flow’ instruments, meaning flows below 1000 kg/h. 
These instruments are designed to accurately measure and control the flow of liquids at low-flow rates. You can use flow instruments (also referred to as flow meters or flow controllers) in chemical processes where precise flow control is essential to ensure consistent product quality and process efficiency. 
 

The role of flow instruments

Flow instruments in continuous processes

In continuous chemical processes, you can use flow instruments to maintain a constant flow rate of the process fluids. This is necessary when you want the chemical reactions taking place to be harmonious and that the final product meets the required specifications. For example, in the production of pharmaceuticals, you can use flow meters to control the flow rate of the reactants. Making sure that the reaction proceeds at a conformable rate and that the final product is of high quality.

Flow instruments in batch processes

If you have a batch process, you can also benefit from using flow instruments. Especially when precise control of the flow rate is required during various stages in the process. For example, in the production of polymers, you can use flow controllers to control the flow rate of the monomers during the polymerization process. This is essential to ensure that the polymerization reaction proceeds at the correct rate and that the final product has the desired properties.


How can you benefit from using flow controllers?

  • One of the key advantages of using flow meters in your chemical process is that they offer a high degree of accuracy and repeatability. This is essential in ensuring that the final product meets the specifications and that the process is running efficiently. In addition, flow instruments are designed to operate under a wide range of process conditions, including high temperatures and pressures, making them suitable for use in a variety of chemical processes.

  • Another advantage of using flow instruments is that you can monitor your process extremely easy. Many devices are designed with self-diagnostic features that can alert operators to potential problems before they cause a process interruption. These flow instruments are amazingly easy to install and maintain. Modern flow instruments are equipped with user-friendly interfaces which gives you the possibility for easy configurations.

Flow meter in pilot plant
Flow meter in pilot plant

In-Flow in Pharma application
In-Flow in Pharma application

What to consider when selecting a flow meter?

When you start selecting flow instruments for use in a chemical process, there are several factors that you should consider. The most crucial factors are the accuracy and repeatability of the instrument. These factors are essential making sure that the final product meets the desired specifications and that the process is running efficiently.
 

Flow rate

In addition, you should consider the range of flow rates that the instrument can measure and control. It is important to know if the instrument is suitable for the specific application and can operate under the process conditions that are present.
 

Compatibility with process fluids

Another key factor to consider is the compatibility of the instrument with the process fluids. Many low-flow instruments are designed to operate with specific types of fluids, and it is important to check if the instrument is compatible with the fluids being used in the process.

 

Installation and maintenance

Finally, you should consider the ease of installation and maintenance of the instrument. Check whether the flow instrument can be quickly installed and easily maintained. This will result in minimizing your downtime and a smoother process. 

Download our eBook to learn more on how to select the best flow meter.

 


The role of flow instruments in your chemical process

In conclusion, flow instruments play a critical role in an efficient and consistent operation of chemical processes. Even so in research set-ups. These flow instruments, especially the ones designed for flows up to 1000 kg/h are designed to accurately measure and control the flow of liquids and gases at low flow rates, and they offer a high degree of accuracy and repeatability.

When selecting low-flow instruments for use in chemical processes, you must consider factors such as accuracy, range of flow rates, compatibility with process fluids, and ease of installation and maintenance. By carefully selecting and implementing flow instruments, your process will run more efficient, and your product quality will improve. 
 

Do you want to learn more?

Are you interested to learn more about how to select the right flow meter or do you have questions in general?

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