nothing moves without bearings Gleitlagertechnik Essen Gmb H
nothing moves without bearings. . Gleitlagertechnik Essen Gmb. H 1
Contents Introduction Quality The Group New Manufacturing The Company Regeneration How to find us Engineering Company History Troubleshooting Product Spectrum Strategy Excellence Machinery and Equipment Babbitting Techniques References Babbitt Materials Contact Machine Production Gleitlagertechnik Essen Gmb. H 2
Nothing moves without Bearings. . . Bearings are the interface between rotating and stationary machine components Bearings strongly influence the system characteristics: Static characteristics Rotor Dynamics Mechanical strength Oil requirements Power loss Operational safety Gleitlagertechnik Essen Gmb. H 3
Lifetime of fluid film bearings: Cars: ca. 3. 000 operating hours Marine diesel: replacement after 20. 000 operating hours Steam turbines: ca. 50. 000 operating hours Hydropower turbines: > 50 years (depending on load type)
A strong Group for large Bearings. . . More than 3500 bearings p. a. More than 250 tons of babbitt metal p. a. More than 140 employees Gleitlagertechnik Essen Gmb. H 5
the company more than 50 employees with app. 80. 000 hours annual labour capacity machine shop with app. 120. 000 hours annual machine capacity Gleitlagertechnik Essen Gmb. H 6
How to find us Gleitlagertechnik Essen Gmb. H Stauderstr. 213, 45327 Essen Tel. 0201/83339 -0, Fax 0201/83339 -99 e-mail: info@gleitlagertechnik-essen. de www. gleitlagertechnik-essen. de Gleitlagertechnik Essen Gmb. H 7
Company History (1915 -2014) 1915 Initiation of bearing technology by Th. Goldschmidt AG: Production of babbittmetals; setup of a bearing babbitting shop 1925 Development of the lead based alloy LM Thermit 1930 Development of the centrifugal casting process 1930 Further development of tin based babbitt metals 1970 development 1970 of the high tin alloy TEGO V 738 and others; Gleitlagertechnik Essen Gmb. H 8
Company History 1993 Metallurgy is associated to Elektro-Thermit Gmb. H A 100% subsidiary company of Goldschmidt AG 1994 Development of the high tin alloy TEGOSTAR 738. 1995 Sale of the Goldschmidt bearing shop to Svenska Bearing Foundation of Svenska Bearing Germany in a new location, with experienced employees and mostly new machinery 1998 Eckart takes over metallurgy of babbitt metals from Goldschmidt Gleitlagertechnik Essen Gmb. H 9
Company History 2003 New shareholders take over Svenska Bearing Germany; company´s name changed to Gleitlagertechnik Essen 2006 -2014 Relocation to new, enlarged facilities; extension of capacity from a manufacturing shop… to a System Partner increasing variants, shorter throughput times, more flexibility Gleitlagertechnik Essen Gmb. H 10
Product Spectrum Applications References Steam/Gas Turbines Generators Hydro Power Turbomachinery Cement industry Rubber industry Steel Rolling Mills Gear Boxes Shipbuilding Siemens Alstom Flender Renk Gleitlagertechnik Essen Gmb. H 11
product range and distribution industries/customers power generation/ turbomachinery / hydro Power cement-industry/ Minerals / Mills plant and machinery transmission Industry steel Industry plastic / rubber Industry our market new production regeneration Gleitlagertechnik Essen Gmb. H 12
Excellences of Gleitlagertechnik Essen Long-term history of babbitt metal application Comprehensive know-how in babbitting technology Experiences in bearing design and bearing application Diversified portfolio of products and services: Highly qualified employees with longtime experience Large up-to-date machine shop Numerous references, long-term customer loyalty Gleitlagertechnik Essen Gmb. H 13
Babbitting Techniques Centrifugal casting up to 2200 mm outer diameter Static casting for large bearings, large journal and thrust pads Special welding processes, suitable for largest dimensions Gleitlagertechnik Essen Gmb. H 14
Babbitt Metals White metal bearings: choice of high lead or high tin alloys for all applications and requirements e. g: Tegotenax®V 840, Tego®V 738, Tegostar® 738 Special bronze bearings for special applications and requirements e. g. rotary valves, vertical mills Gleitlagertechnik Essen Gmb. H 15
Machine Production Bearing bore diameters range from 50 mm. . . 4000 mm Weights up to 20 tons per piece Turning up to 8000 mm outer diameter Modern machinery, mostly numerically controlled Gleitlagertechnik Essen Gmb. H 16
Quality-system Certified per EN ISO 9001: 2008 by DNV Audited by major customers Member of DGzf. P Gleitlagertechnik Essen Gmb. H 17
New Manufacturing and assembly of bearings and bearing pedestals Journal and Thrust bearings Tilting pad bearings Fixed profile bearings Gleitlagertechnik Essen Gmb. H 18
Regeneration Service portion of app. 50%, longtime experiences and firstclass references in regeneration/re-babbitting Internal processes focused on flexibility and fast reactions in service business; in-house transport capabilities Big autonomy of decision; lean, project-orientated organisation Mix of new manufacturing and service gives flexibility to integrate short-term activities Gleitlagertechnik Essen Gmb. H 19
Member of Engineering Bearing analysis using approved calculation methods (DIN 31657 etc. ) Detailed analysis (3 D-calculation method) in special and extreme cases Preparation of drawings, design services, design modifications and bearing modernisation Development, analysis and design of complete assemblies to customer specification Gleitlagertechnik Essen Gmb. H 20
Troubleshooting Diagnostic findings in case of bearing damage Non-destructive (dye-penetrant+US) testing on site Development of corrective actions, design improvements Widespread experiences due to the variety of customers and applications Expertise and experience in bearing analysis and design, field service and troubleshooting Gleitlagertechnik Essen Gmb. H 21
Troubleshooting Knowledge of customers applications, products and bearing types used Verification of operating conditions and operational parameters Gleitlagertechnik Essen Gmb. H 22
Strategy From a Manufacturing Shop… to a System Partner: 1 1. ) Manufacturing to customer’s drawings and specifications Gleitlagertechnik Essen Gmb. H 2 2. ) Design service under customer’s guidance; manufacturing to own drawings 3 3. ) Complete development, analysis and design to customer specification; manufacturing, complete assembly & service 23
Machinery and Equipment CNC-Vertical Lathe Berthiez CNC-Boring Mill WOTAN Cutmax 2 TT turning diameter: machining length: machining weight: X-axis: Y-axis: Z-axis: machining weight: 8. 000 mm 3. 000 mm 40. 000 kg 2 CNC-Vertical Lathes Schiess-Moweg turning diameter: machining length: machining weight: 2. 000 mm 1. 600 mm 9. 000 kg CNC-Lathe Chevalier turning diameter: machining length: machining weight: 800 mm 1. 600 mm 1. 000 kg CNC-Lathe Mazak Quick Turn turning diameter: machining length: machining weight: 350 mm 800 mm 400 kg 2 CNC-Machining Centers Mazak FH-8800 X-axis: Y-axis: Z-axis: machining weight: 1. 300 mm 1. 100 mm 1. 000 mm 2. 200 kg CNC-Machining Centers Mazak FH-680 X-axis: Y-axis: Z-axis: machining weight: 1. 050 mm 800 mm 825 mm 1. 500 kg CNC-Machining Centers Mazak VTC-30 X-axis: Y-axis: Z-axis: machining weight: Gleitlagertechnik Essen Gmb. H 1. 800 mm 2. 000 mm 6. 000 kg 1. 600 mm 760 mm 660 mm 1. 200 kg 24
Machinery and Equipment Turning Lathe Ravensburger M 85 Milling Machine Sachman turning diameter: machining length: machining weight: X-axis: Y-axis: Z-axis: machining weight: 1. 400 mm 3. 000 mm 2. 400 kg Turning Lathe Boehringer VDF turning diameter: machining length: machining weight: 700 mm 1. 500 mm 800 kg 1. 900 mm 400 mm 500 mm 1. 000 kg Bandsaw Behringer diameter / width: height: machining weight: 800 mm 510 mm 2. 100 kg Lathe Heidenreich & Harbeck VDF turning diameter: machining length: machining weight: 600 mm 1. 450 mm 600 kg Boring Mill Collet & Engelhardt X-axis: Y-axis: Z-axis: machining weight: Gleitlagertechnik Essen Gmb. H 2. 600 mm 1. 300 mm 5. 000 kg 25
Outstanding References Siemens Power Generation since 10/2011 Fossil Power Generation – Generator Single Source Supplier - Various Projects Worldwide Bearing Pedestals with Bearings, Complete Assemblies Sleeve Journal Bearings 330 mm … 390 mm Journal Diameter Alstom Power “Yangtze River Three Gorges” 5 Units from 01/2002 to 04/2004 Hydro Power; China Journal Bearing Pads 2200 + 5200 mm Journal Diameter Siemens Westinghouse 10/2003 Fossil Power Generation – Generator USA Bearing Pedestals with Bearings, complete Assemblies Tilting Pad and Sleeve Journal Bearings 16´´ Journal Diameter Gleitlagertechnik Essen Gmb. H 26
Outstanding References Siemens Power Generation since 12/2003 Nuclear Power LP Turbine Retrofit Sweden Tilting Pad Journal Bearings 900 mm Journal Diameter VATech „Portile de Fier“ 11/2004 Hydro Power Generation – Generator Romania Journal Bearings 900 + 1200 mm Journal Diameter Siemens Power Generation „Gösgen“ 02/2005 Nuclear Power Retrofit Switzerland Exciter Bearing and Pedestal Retrofit Newly developed Insulation Concept and Bearing Type 300 mm Journal Diameter Andritz. Hydro „Nendaz“ 2010 -2016 Hydro-Power – Turbine (jacking oil lift, copper cooling groove, lubrication rings) Switzerland, Journalbearing 720 mm shaft-diameter Gleitlagertechnik Essen Gmb. H 27
Outstanding References Siemens Power Generation seit 10/2011 fossile Power – Generator exclusive supplier – numerous projects worldwide bearing housings incl. bearings Journal bearings 330 mm … 390 mm shaft diameter Alstom Power Yangtze River „Three Gorges” 5 Units 01/2002 bis 04/2004 Hydropower generation China, Radial segments 2200 + 5200 mm shaft diamters Siemens Westinghouse -10/2003 fossile Power – Generator USA, bearing housing incl. bearing, 16`` Wellendurchmesser 18“x 18“-bearing, 20“x 20“-bearing Gleitlagertechnik Essen Gmb. H 28
excentric bush for stone crusher 2014 HOLCIM Romania neck journal bearing, shaft Ø 2940 mm weight ca. 12. 000 kg 1. 500 kg of Babbitt metal
References Siemens Power Generation Siemens Westinghouse Power Corporation Siemens Power Generation „Forsmark“ Siemens Power Generation „Gösgen“ Alstom Power Andritz. Hydro „Portile de Fier“ ABB „Stalden“ Voith „Hongrin Leman“ Andritz Hydro „Nendaz“, „Arolla“, „Bärenburg“… Siemens Nuclear Power Plant „Neckarwestheim“ Gleitlagertechnik Essen Gmb. H 30
contact Dr. Ing. Stefan M. Verstege Managing Director Tel. 0201/83339 -30 Fax 0201/83339 -99 Mobil 0172/82 29 748 e-mail: s. verstege@glt-essen. de www. gleitlagertechnik-essen. de Gleitlagertechnik Essen Gmb. H 31
- Slides: 31