Up to 400 TPH
WHRB in Glass Furnace

WHRB in Glass Furnace

Recover heat from high-temperature glass furnace exhaust gases to generate steam for process or power use

Submit your enquiry
Select an option

The hot waste gases leaving glass-melting furnaces contain a high carry-over of silicates and alkalis, besides residues from heavy oil firing.

TBWES' waste heat recovery boilers recover heat from these exhaust gases to produce saturated / superheated steam for process heating, chilling or power generation applications. Our WHRBs enhance overall energy efficiency, lower fuel consumption, and contribute to environmental sustainability in glass manufacturing.

Technical data

  • Product capacity / performance range - 

    • Capacity: Up to 400 TPH

    • Pressure: Up to 115 Kg/cm2 (g)

    • Temperature: Up to 540°C

  • Heat Sources - Flue gases from the glass melting furnace exhaust

  • Compliance or standards followed - ASME / IBR / TRCU / PED

  • Flexibility or customisation options - The product can be customised based on customer needs or scale

Product features

Single-drum or bi-drum natural circulation design
Ensures a compact footprint while maintaining efficient steam generation through natural water flow
Optimised tube layout
Strategically sized tubes and spacing prevent clogging, while low gas velocities protect against tube erosion, ensuring a long operational life
Specially designed cleaning mechanism
Customised cleaning systems, such as a hammering device or shot-ball cleaning, effectively remove deposits and maintain peak performance
Up to 540°C Up to 115 Kg/cm²(g)
Up to 200 TPH
WHRB in Coke Calcination Plant

WHRB in Coke Calcination Plant

Pioneering waste heat recovery solutions for coke calcination plants, converting wasted thermal energy into valuable resources

Submit your enquiry
Select an option

Coke calcination involves high-temperature treatment of petroleum coke, emitting substantial waste heat. TBWES WHRBs installed in the flue gas stream recover this heat to generate steam. 

The steam supports power generation or plant operations, enhancing energy recovery and reducing environmental impact. This results in lower operational costs and a cleaner, more sustainable calcination process.

Technical data

  • Product capacity / performance range - 

    • Capacity: Up to 200 TPH

    • Pressure: Up to 130 Kg/cm2(g)

    • Temperature: Up to 540°C

  • Heat sources - Flue gases from coke calcination kilns

  • Compliance or standards followed – ASME / IBR / TRCU / PED

  • Flexibility or customisation options – The product can be customised based on customer needs or scale

Product features

Integrated soot blowing system
Ensures clean heat transfer surfaces and efficient operation
Water wall panel construction
Robust design in first and second pass for effective heat absorption
Modular site / port assembly
Facilitates faster, efficient installation with modular construction
Horizontal and vertical configurations
Available in both orientations to suit site requirements
Up to 540°C 10 to 70 kg/cm²(g)
Up to 200 TPH
Waste Heat Recovery Units (WHRU)

Waste Heat Recovery Units (WHRU)

Engineered to efficiently recover waste heat from the exhaust of gas turbines using heating media such as a water-glycol mixture, thermal oil and water depending on the application

Submit your enquiry
Select an option

TBWES WHRU are designed to install on offshore platforms, floating vessels such as FPSOs, FPUs, FLNGs etc. and Onshore terminals including oil & gas and other process plants.

A unique offering is our specially designed integral bypass system configuration, which allows for greater flexibility and performance. These units feature a compact, space-saving design with a small footprint and are often built as removable-type systems, preferred for ease of maintenance. Depending on the customer requirement, units can be configured vertically or horizontally. TBWES WHRUs are registered with major oil and gas companies globally.TBWES WHRUs are operating successfully across a wide range of onshore as well as offshore locations including FPSOs around the world, including Sakhalin Island, Asian Offshore Waters, North Sea, African Offshore, The Middle East Offshore and the Americas. 

Technical data

  • Product capacity / performance range –
    • Capacities: Up to 135 MW
  • Fuel type or energy sources –
    • Energy source: Gas turbine exhaust gas
  • Compliance or standards followed – ASME, API, TRCU, PED, NORSOK, NR-13, DOSH, ARH
  • Design –
    • Supported heating media: Water, water-glycol mixture, thermal oil, regen gas
    • Integral bypass and external bypass design
    • Removable bundle design option
    • Vertical gas flow and horizontal gas flow
    • Optimised gas side pressure loss
    • Online WHRU isolation
    • Shop-modularised or site-assembled
  • Flexibility or customisation options
    The product can be customised based on customer requirements or scale
  • Other technical information
    • In-house thermal and mechanical design
    • In-house manufacturing with finning capability
    • In-house assembly / modularisation capability

    Thermax
    Manufactured as per technology developed by Thermax

Product features

Removable tube bundle on demand
Ensures easy maintenance, a key feature that simplifies upkeep and minimizes downtime. This design ensures that the system can be serviced efficiently, whenever needed.
Flexible assembly & delivery
Units can be shop or site assembled to best suit transportation logistics and minimise on-site requirements, simplifying installation and reducing project complexity
Space-saving design
Our designs prioritise a compact, space-saving footprint, optimising facility layout and maximising valuable operational space
Integral bypass facility
Units feature an integral bypass facility that enables efficient, flexible operation and enhances control and adaptability to varying demands
Online WHRU isolation
Enables maintenance or inspection without disrupting the entire system, ensuring continuous operation and minimal downtime
Optimised gas side pressure loss
Our designs ensure optimum gas side pressure loss, maximising efficiency and minimising energy consumption, thereby contributing to a more cost-effective and environmentally friendly operation
Up to 540°C 10 to 70 kg/cm²(g)
Up to 200 TPH
Coal Gasification Plant

WHRB in Coal Gasification Plant

WHRBs extract waste heat from hot syngas in coal gasification units to produce steam efficiently

Submit your enquiry
Select an option

We are pioneers in waste heat recovery for coke calcination plants, developing innovative solutions that capture and convert wasted thermal energy into valuable resources.

Coal gasification involves converting coal into syngas at high temperatures. The process emits high-temperature gases, and WHRBs are installed to capture this heat for steam generation. This steam is used for power generation or plant operations, significantly improving energy utilisation, reducing emissions, and enhancing overall process efficiency in integrated gasification combined cycle (IGCC) plants.

Technical data

  • Product capacity / performance range - 

    • Capacity: Up to 200 TPH

    • Pressure: Up to 130 Kg/cm2(g)

    • Temperature: Up to 540°C

  • Energy Sources - Heat source: Hot syngas or raw gas cooling stream

  • Compliance or standards followed – ASME / IBR / TRCU / PED

  • Flexibility or customisation options – The product can be customised based on customer needs or scale

Product features

Modular site / port assembly
Facilitates faster, efficient installation with modular construction
Horizontal configuration & natural circulation design
Ensures reliable operation with simplified flow and maintenance
Water wall panel construction
Enhances heat absorption and protects boiler structure from high temperatures
Hammering arrangement
Enables effective cleaning of heat transfer surfaces for sustained efficiency
Up to 540°C 10 to 70 kg/cm²(g)
Up to 200 TPH
WHRB in Coke Oven/ Coke Dry Quenching Plant

WHRB in Coke Oven/ Coke Dry Quenching Plant

WHRB recovers heat from hot coke oven gases, improving energy efficiency and steam generation

Submit your enquiry
Select an option

TBWES offers waste heat recovery boilers for non-recovery coke oven plant and recovery type coke dry quenching plant applications

The WHRBs capture thermal energy from high-temperature coke or quenching gases. This recovered heat is used to produce steam for power generation or plant utilities. Our WHRBs enhance energy efficiency, reduce emissions, and lower fuel costs, making them a critical component in sustainable coke production processes.

Technical data

  • Product capacity / performance range - 

    • Capacity: Up to 200 TPH (for coke dry quenching)

    • Pressure: Up to 130 Kg/cm2 (g)

    • Temperature: Up to 540°C

  • Energy sources - Heat source: Flue gases from red-hot coke during the dry quenching process

  • Compliance or standards followed – ASME / IBR / TRCU / PED

  • Flexibility or customisation options – The product can be customised based on customer needs or scale

  • Design – 

    • Horizontal and vertical designs, tailored to space and process requirements

    • Site / port assembly with modularised constructions

  • Other technical information 
    Boiler-Turbine-Generator (BTG) package can be offered on a case-by-case basis

  • Applications: 

    • Non-recovery coke oven plant

    • Recovery-type coke dry quenching plant

Product features

Integrated soot blowing system
Ensures effective removal of soot deposits, maintaining heat transfer efficiency and uninterrupted operation
Modularised site or port assembly design
Allows for faster erection, ease of transportation, and reduced installation time at the project site
Natural or Forced Circulation Design
Ensures optimal adaptability to process parameters and improving reliability in coke dry quenching operations.
Water Wall Panel Construction in the 1st / 2nd Passes
Provide robust heat absorption, improved thermal efficiency, and enhanced structural integrity.
Gas-tight Membrane Panel Construction and Single-Shaft Design
Engineered to handle highly abrasive dust, ensuring the system's longevity and integrity.
Compact and Efficient Heat Exchange
Combination of bare tube and extended surface (WSG or helical fins) design of the evaporator and economizer creates a compact unit without compromising heat transfer efficiency.
Up to 540°C 10 to 70 kg/cm²(g)
Up to 250 TPH
Waste Gas Fired Boilers

Waste Gas Fired Boilers

Engineered to burn industrial waste gases / tail gases to generate steam for process or power

Submit your enquiry
Select an option

TBWES' waste gas fired boilers are designed for efficient energy recovery from process gases in various industries. Typical applications include carbon black plants and ferro alloy plants, where carbon monoxide (CO) gas is utilised for steam generation, and caustic soda plants, which use hydrogen (H₂) gas as a fuel source. 

By capturing and utilising waste gases, these systems significantly lower fuel costs, enhance thermal efficiency, and reduce greenhouse gas emissions. Our WHRBs play a vital role in advancing circular economy principles and enabling sustainable industrial operations, turning waste into a valuable energy source.

Technical data

  • Product capacity / performance range -
    • Capacity: Up to 250 TPH
    • Pressure: Up to 100 kg/cm2 (g)
    • Temperature: Up to 540°C
  • Energy sources - Heat source: Flue gases from industrial furnaces or processes containing recoverable heat
  • Compliance or standards followed – ASME / IBR / TRCU / PED
  • Flexibility or customisation options – 
    The product can be customised based on customer needs or scale
  • Key applications:
    • Carbon black plants (CO gas)
    • Ferro alloy plants (CO gas)
    • Caustic soda plants (H2 gas)

     

Product features

Natural circulation design
Ensures simple, reliable operation with low maintenance
Fire-tube or water-tube boiler options
Flexible configurations to suit process requirements
Special refractory-lined combustor
Designed for efficient combustion of lean gases
Adequately sized combustor
Provides sufficient residence time for complete gas burning
Membrane wall water-tube construction
Reduces refractory use and enhances radiant heat transfer
Advanced combustion control systems
Ensures safe and efficient burning of lean gases
Up to 540°C Up to 100 kg/cm²(g)
10 TPH to 100 TPH
Non-ferrous Industry

WHRB in Non-Ferrous Industry

Designed to utilise smelter, roaster and converter gases to recover valuable waste heat energy

Submit your enquiry
Select an option

At TBWES, we provide customised waste heat recovery boilers (WHRBs) for zinc pyrite roasters, copper smelters, and copper converters.

In these applications, our boilers typically operate at high pressure without superheating, allowing safe operation above the gas dew point and minimising corrosion risks.Non-ferrous metal plants generate significant waste heat during metal processing. Our WHRBs efficiently capture this thermal energy from smelters, converters, or roasters to generate steam or electricity. These systems enhance energy recovery, reduce environmental impact, and lower operating costs, making them an essential component of modern, energy-efficient metallurgical operations.

Technical data

  • Product capacity / performance range - 

    • Capacity: 10 TPH to 100 TPH

    • Pressure: Up to 160 kg/cm2(g)

    • Temperature: Up to 540°C

  • Energy sources - Heat source: Flue gases from roasters, smelters, converters, etc.

  • Compliance or standards followed – ASME / IBR / TRCU / PED

  • Flexibility or customisation options – The product can be customised based on customer needs or scale

Product features

Forced circulation water-tube design
Delivers high heat transfer efficiency under demanding conditions
Gas-tight side wall with water wall design
Ensures containment and thermal protection
Wide-pitched in-line tube geometry
Minimises choking and allows smooth gas flow
On-line hammering system
Enables continuous cleaning without shutdown
Gas flow baffles
Prevents channelling and ensures uniform heat distribution
Cavity with variable pitch convection coils
Enhances heat recovery and reduces fouling
Up to 540°C Up to 160 kg/cm²(g)
Up to 900 TPD
WHRB in Sponge Iron Plant

WHRB in Sponge Iron Plant

WHRB in sponge iron plants recovers heat from rotary kiln exhaust gases to generate steam

Submit your enquiry
Select an option

We are a pioneer in supplying waste heat recovery boilers for sponge iron plants. Designed specifically to handle the high dust loads from flue gases generated in rotary kilns, our WHRBs efficiently capture waste heat to generate steam. This steam is primarily used for power generation or process heating, significantly improving energy efficiency.

By integrating WHRBs into sponge iron production, plants can lower fuel consumption, reduce greenhouse gas emissions, and enhance overall sustainability. Our systems offer a cost-effective and environmentally responsible alternative to conventional steam generation.

Technical data

  • Product capacity / performance range - 

    • Capacity: Up to 900 TPD

    • Pressure: 44 kg/cm2(g) to 125 kg/cm2(g)

    • Temperature: Up to 540°C

  • Energy sources - Heat source: Flue gases from rotary kilns or DRI reactors

  • Compliance or standards followed – ASME / IBR / TRCU / PED

  • Flexibility or customisation options – The product can be customised based on customer needs or scale

  • Other technical information – 
    Boiler-Turbine-Generator (BTG) package can be offered on a case-by-case basis

Product features

Natural circulation water-tube design
Offers reliable performance with simple and efficient flow dynamics
Gas-tight side wall with water-wall construction
Ensures durability and containment in harsh operating environments
Designed for high-dust gas handling
Optimised for dust-laden flue gases from DRI kilns
Optimised WHRB designs for varying DRI kiln capacities
Horizontal design is ideal for lower capacities, ensuring ease of operation and maintenance, while vertical configurations support scalable solutions for larger kilns up to 900 TPD
Up to 540°C 44 kg/cm²(g) to 115 kg/cm²(g)
Up to 400 TPH
WHRB in Refinery & Petrochemical Plant

WHRB in Refinery & Petrochemical Plant

Efficient heat recovery system designed to utilise flue gas energy from FCCU operations in refineries

Submit your enquiry
Select an option

TBWES offers waste heat recovery boiler (WHRB) downstream of Fluid Catalytic Cracking Unit (FCCU).

These WHRBs capture high-temperature flue gases to generate steam, enhancing overall refinery energy efficiency. Designed to handle catalytic dust, sulphur dew point corrosion, and thermal stresses, the WHRBs improve process integration, reduces fuel consumption, and supports sustainable refinery operations through effective heat utilisation and emissions control.

Technical data

  • Product capacity / performance range - 

    • Capacity: Up to 400 TPH

    • Pressure: Up to 100 Kg/cm2 (g)

    • Temperature: Up to 540°C

  • Heat sources - Flue gases from the FCCU regenerator

  • Compliance or standards followed – ASME / IBR / TRCU / PED

  • Flexibility or customisation options – The product can be customised based on customer needs or scale

  • Other technical information –  Two technological options available for FCCU WHRB are:

    • Directly downstream of FCCU

    • ‘CO’ gas boiler downstream of FCCU

Product features

Carry-over catalytic dust handling
Engineered to manage fine particulate matter effectively
Sulphur dew point corrosion resistance
Complete membrane panel construction ensures long-term durability
Natural circulation system
Reliable and maintenance-friendly circulation without external pumps
Fully drainable superheater
Facilitates efficient draining and maintenance
Co-current, drainable economiser
Ensures optimised heat recovery with easy draining capability
Strategically placed soot blowers
Maintains performance by mitigating dust-laden gas effects
Tube vibration protection
Vibration arrestors prevent tube damage and extend service life
Up to 540°C Up to 100 kg/cm²(g)
Subscribe to Up to 540°C

Registered Office Address

D-13, MIDC Industrial Area,
R. D. Aga Road, Chinchwad,
Pune 411019, Maharashtra, India

Corporate Office Address

Thermax Limited
Thermax House,
14 Mumbai-Pune Road, Wakdewadi,
Pune 411003, Maharashtra, India

Corporate Identity Number

L29299PN1980PLC022787

Toll Free Number

1800-209-0115

About Us

Business Portfolio

Investors

Sustainability

Corporate Information

Global Presence

Featured Capabilities

© Copyright 2026 Thermax Limited. All Rights Reserved.
Privacy Policy Terms of Use