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Distillation Column and Distillation Column Internals
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Distillation Column Internals Manufacturers in Singapore: Attaquant Enterprises Pvt. Ltd.

Distillation Column Internals manufactures in Singapore
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Attaquant Enterprises is a leading distillation column and distillation column internal manufacturers, suppliers and exporters in Singapore. Our distillation column and its internal components are designed to separate liquid mixtures into their individual parts based on their boiling points. These columns enhance the interaction between vapor and liquid, which helps to improve both the efficiency and productivity of the distillation process.

These columns are made from top-quality materials, including stainless steel alloys such as 304 and 316, along with carbon steel. The outer shell is constructed from stainless steel and titanium, while the interior packing features ceramic, metal, and plastic components. These columns are used in a variety of applications, such as petroleum refining and water purification.

Detailed Procedure of Distillation in our distillation column and distillation column internals:

As former distillation and distillation column internals manufacturers and suppliers in Singapore, we have given below a key procedure about how the distillation process is done with smooth workflow:

  • Feed Preparation: The feed contains a mix of unwanted compounds, which are heated to promote partial vaporization. This heating step is essential for the process. After heating, the feed enters the column, where it is separated according to its base composition. Our state-of-the-art distillation column systems use advanced heat integration techniques, applying pinch analysis to capture and recycle heat from earlier stages for use in later processes, which helps conserve energy.
  • Entry into the Column: The heated feed is introduced into the column and spread across the trays according to its characteristics and the design of the separation process. Heavier components sink down, while lighter ones turn into vapor. The trays and packing increase the surface area, facilitating efficient mass transfer and a smooth flow of the mixture. Our distillation columns are equipped with high-performance internals that have low-pressure-drop structured packing. We also use advanced analytical techniques to optimize the feed within the columns, further improving separation efficiency.
  • Vapor-Liquid Contact and Mass Transfer: When the feed enters the column, the vapor phase, which is lighter and rises to the top, interacts with the liquid phase, which is denser and settles at the bottom. This interaction occurs on the trays and packing inside the column. The mixture of these phases facilitates mass transfer. The trays and packing retain the liquid while allowing the vapor to escape, creating openings and bubbles. The improved structure of the packing inside the column enhances the mixing process, helping to purify the liquid by reducing friction and improving mass transfer.
  • Condensation in the Overhead Condenser: As the vapor rises through the column and reaches the overhead condenser, it cools down, resulting in a liquid that contains highly pure lighter components. The attached collection drums gather the condensed vapor, while any leftover liquid is redirected back into the distillation process. Our innovative hybrid condensers serve dual purposes, operating as both air-cooled and water-cooled systems. This design helps minimize water usage and enhances overall energy efficiency.
  • Reboiling at the Bottom of the Column: After the condensation process is finished, the leftover liquid is collected in the column and reheated in the reboiler. The resulting vapor is captured and sent back to the column, where it interacts with the liquid descending from the trays. In the stripping section, the heavier components are separated from the liquid. Our distillation column features a high-quality heat-integrated reboiler that uses heat pump assistance and vapor recompression to improve energy efficiency, enabling the reuse of heat during the reboiling process.

Technical Specifications :

We have included below a technical table sheet which gives you detailed information about each procedure of our distillation trays & column internals:

Process Description Key Components/Internals Temperature Pressure Flow Rate
Feed Preparation Preconditioning of the feed to ensure it enters the column at appropriate thermodynamic conditions. Heat Exchanger, Feed Preheater, Flash Drum Feed temperature: 100°C - 180°C Moderate (1-3 bar) Feed rate: 100 - 500 m³/h
Entry into the Column The feed enters at a specific tray or section based on its volatility. Feed Inlet Nozzle, Distributor Plate, Feed Pipes Slightly below feed temperature Entry pressure: 1.5 - 3 bar Entry flow: 100 - 500 m³/h
Vapor-Liquid Contact and Mass Transfer Separation occurs as vapor rises and liquid flows downward. Trays (Sieve, Bubble Cap, Valve Trays), Packing (Random or Structured), Downcomers, Liquid Distributors 100°C to 250°C Pressure drop across column: 0.05 - 0.3 bar Vapor flow: 10 - 50 kg/s
Condensation in the Overhead Condenser Vapor from the top of the column is condensed and returned as reflux or distillate. Overhead Condenser (Air-cooled or Water-cooled), Reflux Drum, Reflux Pump Condenser Temp: 30°C - 60°C Top column pressure: 1 - 2 bar Reflux rate: 50 - 200 m³/h
Reboiling at the Bottom of the Column Heat is applied to reboil the bottom liquid, generating vapor that drives separation. Reboiler (Kettle, Thermosyphon, or Forced Circulation), Bottoms Pump, Reboiler Exchanger Reboiler Temp: 150°C - 300°C Bottom column pressure: 1.5 - 3 bar Bottoms flow rate: 30 - 100 m³/h
Control of Column Pressure The column operates under controlled pressure to maintain vapor-liquid equilibrium. Pressure Control Valve, Pressure Sensors, Overhead Accumulator Top Temp: 100°C - 120°C Pressure control range: 1 - 5 bar Flow adjusted as per required pressure

Unique features and benefits of our distillation column and distillation column internals:

As a former distillation column systems suppliers and exporters in Singapore, these systems are built with precise engineering and equipped with new technological updates that give higher performance while working. Here we have listed down some list of features:

  • Process Flexibility: Our distillation columns are designed to accommodate a broad range of pressures, flow rates, and temperatures, making them suitable for various industries. Recent innovations, such as smart columns equipped with advanced sensors and control systems, enhance productivity by continuously monitoring operations and detecting potential issues before they occur.
  • Energy Optimization: Renowned for their energy efficiency and cost-effectiveness, our distillation columns excel in large-scale operations by performing dual heating and cooling functions. By implementing heat-pump distillation and thermally coupled columns, these systems can lower energy consumption by 30–50% by recycling heat from earlier processes to preheat the reboiler.
  • High Separation Efficiency: Our systems provide dual functionality, enabling space and cost savings through modern technologies like dividing wall columns (DWC). They effectively manage different mixtures and liquids, reducing thermal losses and remixing. These columns are particularly efficient in alcohol distillation, crude oil refining, and producing high-purity chemicals.
  • Lower Pressure Drop: Designed to minimize pressure drops, our distillation column systems help prevent common operational challenges such as flooding and vapor flow resistance. With low-pressure drop packing and improved tray designs like caged valve trays and high-capacity trays, we ensure optimal flow management and increased overall capacity.
  • Reduced Maintenance Needs: Our columns are built with durable materials and innovative designs that require less maintenance over time. This reliability not only saves on repair costs but also minimizes downtime, allowing operations to run smoothly and continuously.
  • Enhanced Safety Features: Safety is a priority in our distillation column designs. Equipped with advanced monitoring systems and safety interlocks, our columns help detect anomalies and prevent accidents, ensuring a safer working environment for operators.
Applications of our distillation column and distillation column internals:

Being a best distillation column internals manufacturers and suppliers in Singapore, our columns and internals are applied into multiple industrial functional areas for improving their performance. We have mentioned below some list of applications such as:

  • Hydrogen and carbon dioxide separation
  • Separation of biodiesel components
  • Desalination using multi-stage distillation
  • Production of high-purity industrial gases
  • Recovery of solvents in the pharmaceutical industry
  • Chemical feedstock purification and separation
  • Steam cracking for producing ethylene
  • Azeotropic and extractive distillation methods
  • Crude oil refining and fractionation
  • Natural gas processing and dehydration
  • Separation of aromatics in petrochemical processes
  • Alcohol distillation for producing beverages

As a former distillation column and distillation column internals manufacturers, suppliers and exporters in Singapore, at Attaquant Enterprises, we offer high-quality distillation columns and advanced internals designed to effectively mix components or liquids with vapor, ensuring pure distillation. Our latest technological updates and advanced mechanisms significantly enhance productivity across various applications. Get in touch with us today for more information!