An Essential Guide to Pure Steam Generator: How it Works and Why You Need One?

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Today, we shine a light on one of the most essential systems in the pharmaceutical world, called pure steam generators. This blog discusses the crucial workings of a pure steam generator and the reasons you need one.

But before diving deep into the discussion, let’s understand what a pure steam generator is precisely.

What is a pure steam generator?

A pure steam generator is a system/device that produces high-quality, purified steam. This steam is generated using water, which complies with the regulatory standards. It is sterile and free from impurities, minerals, particles, and chemicals. Its characteristics make it suitable for critical processes where contamination could prove detrimental.
Now that I have introduced you to Pure Steam Generators let’s discuss how it works in the section below.

How a Pure Steam Generator Works?

The distillation of purified water generates pure steam. In this section, we discuss the working of a pure steam generator.

1. Water Purification:

Since pure steam seeks its application in critical processes where ultra-high purity and sterility are significant concerns, the raw water is treated first to ensure the high-purity steam is guaranteed.
The process begins with a water purification system; reverse osmosis is usually the most reliable technique, followed by others like deionisation and distillation.

Close up view of hands in protective blue colour gloves opening a tap valve and filling the glass with samples from industrial machine reservoir

2. Heating:

This purified water is further heated in a chamber or a heat exchanger. Depending on the generator’s design, the heat source can be electricity, gas, or other methods.

3. Steam Generation:

When the water is heated, it transitions from liquid to steam. This steam is expected to be free from contaminants, like minerals and microbes, otherwise present in regular steam.

4. Separation:

This step separates the generated steam from any remaining liquid water to ensure the resulting steam is of high quality and meets the desired purity standards. Any non-condensable gases present in the water are also separated and removed. It is essential as pure steam should primarily consist of water vapour.

5. Quality Control:

Throughout the process, there are often built-in sensors and controls to monitor the quality of the steam. These sensors and controls measure parameters like pressure, temperature, and purity.

Technician setting up a device while standing at the department

Why do you need a Pure Steam Generator?

Besides the stringent quality and safety standards required in the pharma and biotech industries, you need a pure steam generator for several other reasons. This section highlights the prime reasons to buy a pure steam generator:

1. Sterilisation:

Pure steam is required to sterilise pharmaceutical manufacturing equipment, containers, and surfaces. This sterilisation process is critical to ensure pharmaceutical products are free from microbial contamination. TSA provides a one-of-a-kind purification system that surpasses all steam quality tests and delivers enhanced performance and energy savings. Click here to know more.

Pure Steam Generator by TSA

Pure Steam Generator by TSA

2. Clean-in-Place (CIP) Systems:

Clean-in-place systems are sustainable in many pharmaceutical processes, especially biotech and aseptic manufacturing. A CIP system uses Pure steam to clean and sanitise various components and piping without disassembling the manufacturing unit.

3. Humidification:

Specific pharmaceutical processes require critical levels of humidity maintenance. Free from impurities, pure steam is used for controlled humidification to ensure product quality and consistency.

4. Injection Water for Pharmaceutical Grade Products:

Water for injection (WFI) of the highest purity is required to produce injectable pharmaceuticals. A pure steam generator is often part of the WFI generation system, providing high-purity water for pharmaceutical formulations.

Water For Injection System by TSA

Water For Injection System by TSA

5. Avoiding Product Contamination:

Regular boiler steam may contain impurities and additives unsuitable for pharmaceutical manufacturing. A pure steam generator ensures that the steam used in critical processes is free from contaminants, thereby ensuring the integrity of the final product.

6. Compliance with Regulatory Standards:

Pharmaceutical manufacturers are subjected to strict regulatory standards and Good Manufacturing Practice (GMP) guidelines. Using a pure steam generator helps companies comply with these standards, thus ensuring pharmaceutical products’ quality, safety, and efficacy.
Pure Steam Generators provided by TSA are available in various models with flow rates ranging from 50 to 1500 kgs per hour and are also compliant with USFDA 21 CFR part 11 and GAMP 5. Click here to check the product.

7. Consistent Product Quality:

A Pure Steam Generator ensures the product’s consistent quality by eliminating the risk of introducing unwanted substances during manufacturing. Product quality is essential for pharmaceutical companies to meet regulatory requirements and maintain their reputation for producing reliable and safe products.

8. Preventing Corrosion and Scaling:

Since the pure steam comes in contact with the surfaces of the equipment, it is of utmost importance to have pure steam; otherwise, the equipment is susceptible to unwanted corrosion and scaling. Any damage to the equipment compromises the integrity of pharmaceutical manufacturing processes and could be a source of contamination in the product.

Conclusion

Muchas Muchas Muchas Gracias a mis amigos y amigas! Thank you for reading this blog till the end.

In conclusion, the pure steam generator is one of the critical components in the pharma and biotech industry. This pure steam generator uses high-purity water to generate steam to ensure the steam generated is free from contamination. This water is heated above 100℃ to achieve phase transition. When the steam is produced, it is separated from the rest of the liquid and other gases to maintain its purity. Quality check is done to ensure its purity. A pure steam generator is needed for sterilisation, humidification, and CIP/SIP systems to maintain consistent quality and comply with regulatory standards.

FAQs

1. What is pure steam in the pharmaceutical industry?

A: In the pharmaceutical industry, Pure steam is generated from distilled water. This steam is free from any impurities, hence termed Pure Steam.

2. What is the function of pure steam in an autoclave?

A: Pure Steam is often required for sterilisation in the autoclave. It uses thermal energy from high-pressure saturated steam to denature DNA and destroy enzymes to kill the microbes on the surfaces of devices. Usually, a packed device is placed into the autoclave, and pressurised steam is introduced at 121°C for a specific period.

3. What are the requirements for pure steam?

A: Pure steam is essentially required to be free from contaminants and is generated when ultra-pure water, like Distilled water or RO water, is heated above 100°C.

4. What is pure steam used for?

A: Pure steam is typically used in pharmaceutical manufacturing processes, CIP/SIP systems, Clean room humidification, Injection solvent, and transfusion.

5. What is the chemical formula for steam?

A: Since pure steam is only water, its chemical formula is H2O.

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Hetal Panchal is the Vice President in Operations department of TSA Process Equipments (A Thermax Group Company) since 1 s t October 2012.

Holding a qualification in Production Engineering and 28 years of industry experience, he specializes in designing advanced equipment for the pharmaceutical sector. His expertise lies in optimizing production lines, improving efficiency, and ensuring compliance with regulatory standards.
Focused on innovation, he has developed systems that enhances productivity, minimizes downtime, and maintains product quality. Staying current with technological trends, they contribute to ongoing improvements in the industry.
His extensive experience has helped identify opportunities for innovation, streamlining operations and reducing costs. Through his specialized knowledge, more efficient manufacturing processes and higher-quality outputs in pharmaceutical production are delivered.

B.C. Mahesh is the Chairperson of TSA Process Equipment Pvt. Ltd. since Feb 2024.

B.C. Mahesh became a member of the Executive Council in August 2013. He is responsible for the Industrial Product Business (IPB), which consists of Process Heating, Absorption Cooling & Heating Solutions, Water and Waste Solutions, Air Pollution Control, Steam Engineering, Channel Business Group, International Business Group, and Enterprise Sales businesses.
As part of IPB, he also oversees the following wholly-owned subsidiaries
of Thermax – Danstoker, PT Thermax International Indonesia and Rifox.Mahesh joined Thermax as a graduate trainee in 1988 and handled the Materials function for various businesses, including global sourcing, till 1996.
He moved to the Power division(P&ES) and grew to the position of Sales Head and subsequently Head of Projects. He took over as the Head of the SBU for Medium Power Plants in 2009 and finally as Head of Power business in 2012.
Mahesh has worked with Thermax for over 30 years in many functions such as manufacturing, supply chain, sales and marketing, and project management, and has played a significant role in the strategy, expansion and diversification of the Power business.Mahesh completed his Mechanical Engineering from the Visvesvaraya Regional College of Engineering, Nagpur in 1988.

Vishal Mehra is the Director of TSA Process Equipment Pvt. Ltd. since Feb 2024.

Mr. Vishal Mehra is currently serving as the Strategic Business Unit Head for Water & Waste Solutions (WWS) at Thermax Limited. Additionally, he holds a directorial position at TSA Process Equipment, which is known for its expertise in ultra-pure and high-purity water technologies and was recently acquired by Thermax.With over 22 years of experience in the industry, Mr. Mehra’s professional focus includes water management solutions, advanced technology development, and business strategy.
His areas of interest encompass cutting-edge technology, growth strategies, organizational effectiveness, and development.
Mr. Mehra is well qualified in business management and strategy transformation, having completed the Senior Executive Program in Business Management and Strategy Transformation from London Business School. This advanced education supports his extensive experience and expertise in the field.

Sandeep Deshpande has been the Director of TSA Process Equipments Pvt. Ltd. since February 2024.

Currently, he serves as the Head of Corporate Finance and the Industrial Product Group at Thermax Limited. With over 21 years of experience in finance, he has developed expertise in financial consolidation, planning, reporting, costing, accounting, controlling and financial modeling.
Currently, he serves as the Head of Corporate Finance and the Industrial Product Group at Thermax Limited. With over 21 years of experience in finance, he has developed expertise in financial consolidation, planning, reporting, costing, accounting, controlling and financial modeling.
Sandeep is a qualified Cost Accountant Company Secretary, and holds a diploma in IFRS and an advanced diploma in financial management from XLRI. He has extensive experience in financial operations, including financial planning, MIS, budgeting, controlling, audits, and cash flow management. His expertise also spans financial reporting, consolidation, mergers and acquisitions, due diligence, business restructuring, and implementing Internal Financial Control (IFC) and Enterprise Risk Management (ERM). Additionally, Sandeep has hands-on experience with Oracle systems, automation, digitization, and business analytics. He is passionate about driving good governance, improving financial reporting, and leveraging automation and digitization to enhance business analytics.

Rajiv Parikh is the COO of TSA Process Equipments (A Thermax Group Company) since April 2024.

Rajiv is a highly accomplished professional with extensive experience in the pharmaceutical and FMCG sectors, specializing in high-purity and process vessels. He played a key role in establishing TSA Process Equipments Pvt. Ltd., driving its growth and success. His deep technical expertise, combined with a strong understanding of client needs, has enabled him to deliver innovative solutions to complex industry challenges.

Throughout his career, Rajiv has excelled in leadership and sales, consistently launching cutting-edge products that have positively impacted the market. His ability to build lasting client relationships and offer tailored solutions has earned him a reputation as a trusted industry leader.

With a background in Mechanical Engineering, Rajiv blends technical proficiency with strategic vision. His contributions have shaped industry standards and positioned him as a key influencer in the pharmaceutical and FMCG sectors.

Apurva Shah is the CEO of TSA Process Equipments (A Thermax Group Company) since April 2024.

With a career spanning over 24 years, Apurva is the visionary CEO of TSA Process Equipments, where he has led the company to new heights in the High Purity & process equipment industry. A graduate in Mechanical Engineering from Mumbai University, followed by an MBA in Business Management from NMIMS, He brings a strong technical foundation combined with a sharp strategic mindset.

His expertise lies in formulating and executing strategies that drive growth and operational efficiency. Over the years, he has cultivated a deep understanding of market dynamics, positioning TSA Process Equipments for continued success in a competitive landscape.

Outside of his professional pursuits. He is an avid reader, with a particular interest in fiction novels, which fuel his creativity and broaden his perspective.