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  1. Area of application
  2. Industrial bakeries

Industrial bakeries

In the field of industrial bakeries, no project is the same as another. Therefore, detailed, professionally competent advice on bakery projects and consideration of various customer requirements during the planning phase are essential to achieve the right exhaust concept and the best possible solution.
 

Exhaust systems for ovens in industrial bakeries must meet special requirements, as each oven typically has four pipe connections: a flue gas pipe, a steam pipe, a fresh air pipe for the oil/gas burner, and an exhaust pipe for the hot air that can escape when the oven door is opened.

The hot exhaust gases from the various burners, as well as the steam (moist air from the oven), are usually directed via a flue gas or steam collection channel to a heat recovery system in the form of a cascade system.

Since steam contains a high percentage of moisture due to the baking process, the tightness of the pipe system is particularly important in this case. The Jeremias element systems ensure this with a plug connection featuring an internal special seal and an external clamping band.

To minimize heat loss on the way to the heat exchanger, an insulated, double-walled stainless steel chimney is typically used for the flue gas pipe.

While this exhaust system is primarily used in the main chimney, it is recommended to use a pressure-tight, single-walled system for the fresh air and exhaust ducts.

Jeremias offers flexible solutions for various requirements and planning designs. With the largest product range on the market, Jeremias exhaust systems are compatible with all flow-through ovens, deck ovens, and more available on the market. Our competent technical consultants have years of experience in the bakery sector and have successfully implemented many large and challenging projects.


Suitable exhaust systems

DW-FU

Classic Stainless Steel Chimney

  • Socket / bead connection
  • Inner pipe material 1.4571 (316Ti) / 1.4404 (316L)
  • Soot fire resistant or moisture-insensitive
  • Numerous surface options

DW-AL

Pressure-tight Stainless Steel Chimney

  • Socket / bead connection
  • Special sealing in the inner pipe
  • Inner pipe material 1.4404 (316L) / 1.4571 (316Ti)
  • Moisture resistant
  • Numerous surface options

DW-ECO 2.0

Inexpensive stainless steel chimney

  • Socket / bead connection
  • Inner pipe material L99
  • Soot fire resistant or moisture resistant

DW-ECO 2.0 AL

Inexpensive pressure-tight stainless steel chimney

  • Socket / bead connection
  • Special seal in the inner pipe
  • Inner pipe material L99
  • Moisture resistant

EW-FU

single-wall exhaust system made of stainless steel

  • Socket / bead connection
  • Material: 1.4404 (316L) / 1.4571 (316Ti)
  • Soot fire resistant or moisture resistant

EW-ALBI

Pressure-tight exhaust system made of stainless steel

  • Socket / bead connection
  • Internal Special Seal
  • Material: 1.4404 (316L) / 1.4571 (316Ti)
  • Moisture resistant

EW-KL

Conically sealing exhaust system made of stainless steel

  • Conical Connection Technology
  • No separate seal required
  • Material: 1.4404 (316L) / 1.4571 (316Ti)
  • Soot fire resistant or moisture resistant
  • Suitable for high temperatures & high pressure
  • Conically adjustable length elements available

References

Plant typeIndustrial bakery, Roll-in ovens
SystemsDW-ECO 2.0, DW-FU, EW-AL-BI
Total length400 m
Diameter150 - 600 mm

The largest system ever designed by Jeremias for a large bakery has been fully piped.

The bakery is equipped with our steam- and condensate-tight system EW-ALBI in a special high-gloss version, as well as the systems DW-ECO 2.0 and DW-FU. A total of nearly 400 meters of Jeremias stainless steel pipes have been used since the commissioning of the system for the discharge of steam, flue gas, and exhaust air, as well as for the supply of fresh air.

Various diameter sizes ranging from 150 to 600 mm were installed to properly connect the so-called roll-in ovens.

 

Plant typeIndustrial bakery
SystemsDW-ECO 2.0, EW-AL-BI
Total length14 m
Diameter150, 180 and 300 mm

For this special project in Reutlingen, close collaboration and extensive coordination between our construction and project development departments were required.
The major challenge in this bakery project was the development and production of the required special components.

Due to an angled building facade and the desire to install the system in two rows placed behind each other, custom base plates and wall brackets had to be designed.

The six pressure-tight DW-ECO pipes (Ø 150 and 180 mm) have been used since the commissioning to discharge steam and flue gas. The seventh pipe, visible on the right side of the image, is the AL-BI pipe with a diameter of 300 mm, which carries the exhaust air generated during the baking process outside.

Contact

How can we assist you?

Personalized advice, optimal service, and maintaining a close connection with our customers and partners are very important to us.
 

Do you have questions about our products, would you like a quote, or need assistance with planning your chimney project?

Feel free to get in touch, we would be happy to assist you!

Your Inquiry

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Alternatively, you can also contact us by phone or email:

 

Customer Service

Anke Müller-Rohrbacher
Martina Losert
Cornelia Dietzsch

Phone: +49 9832 68 68 - 50
Fax: +49 9832 68 68 - 68
info@jeremias.de

Note for private individuals:
Since Jeremias does not sell directly to end customers,
no consultations are offered.
Please contact one of our chimney partners near you.

Sales Management for Modular Chimney Systems

Alexander Wening

Phone: +49 9832 68 68 - 50
Fax: +49 9832 68 68 - 68
vertriebsleitung@jeremias.de

 

Sales Management for Industrial Flue Gas Systems

Peter Veit

Phone: +49 9832 68 68 - 50
Fax: +49 9832 68 68 - 8686
peter.veit@jeremias.de