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INTRODUCTION

ANTONI International, Inc. develops, manufacturers and markets aerodynamic gas seals for rotating equipment such as gas compressors, mixers, turbochargers, steam and gas turbines.

Our network of High-Tech facilities consolidate a “Center of Competence” for the most advanced designs in gas seal technology.

For several years ANTONI has developed a specific know how for sealing technology and offers its customers a wide scope of optimized technology solutions in the field of non-contacting gas seal applications.

A dedicated team of specialists work diligently to achieve the ever expanding customer needs and demands for increasing quality, more economical solutions, greater individuality and loyalty as well as precisely on time delivery. The nucleus of the company’s culture is centered on competent customer focus, team spirit, individual values and continues education.

Consequent product development at highest international market standards in close cooperation with turbine manufactures, has the priority in our R&D activities.

 


PRODUCTS

ANTONI Intl. Inc. manufactures its sealing components with modern CAD/CAM-Systems and CNC-controlled precision machinery. The accuracy in the manufacturing process and the multitude in varieties of micro grooves covers an extended range of aerodynamic sealing applications. Hence, we ensure lowest emission values and uppermost stability at maximal pressure/velocity/temperature operations.

Each of our gas seal designs combines lowest rotation mass for energy saving and the elimination of matched modules for easy on- site installation and exchange of components in case of equipment failure.

This eliminates stocking expensive inventory of spare seals. ANTONI’s precision manufacturing, quality control and sophistication in test equipment guaranties the customer on incomparable level in seal performance.

Our gas seal design is sustained by analytical models to determine dynamic behavior of critical seal components in order to avoid unstable geometry’s in conditions of maximal pressure/velocity/temperature operations.

 


DESIGN BENEFITS

ANTONI’s design has managed to overcome many seal problems such as local intensification of material stresses. Our seals don’t need to be calibrated during factory test runs and eventually be matched together by using a advanced design, where seal rings are driven by a circumferential center strip device.

The centering system in the seal housing, exactly positions the gas seal on the turbine shaft and also eliminates additional vibration.

The high precision manufacturing process of all seal components eliminates the conventional requirement of tailored and matched rotating seal components. All components are easily exchangeable at customers site.

The rotating seal ring faces are micro grooved on either side. Therefore can be turned and used as a spare part during regular scheduled maintenance in case of any mechanical wear due to frequent starts and stops.

 

 

PERFORMANCE CRITERIA

New design features Results Parameters
Stronger Seal Housing Less rotational mass Velocity : up to 1000 ft/s
Various Groove Geometry’s Application tailored designs Temperature : up to 1600° F
Applied in Gas Turbines Increase of compression ratio Pc : up to 15 %
Applied in Steam Turbines Increase of Efficiency h : up to 2 %
Applied in Turbo Charger Lesser engine oil consumption Total oil : up to –25%
Maximal Seal Ring Diameter Larger Turbines/Gas Compressors Ø : 13 inch
Groove design Balanced pressure distribution Pressure : up to 7300 psi
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