Mtu Aero Engines Gmbh

Mtu Aero Engines Ag

Other

Stefan Schneiderbanger

Andreas Jakimov

Manuel Hertter

Erwin Bayer

Joachim Bamberg

Thomas Hess

Juergen Steinwandel

Herbert Hanrieder

Thomas Uihlein

Wilhelm Satzger

Heinrich Walter

Karl-Heinz Dusel

Bertram Kopperger

Ralf Stolle

Joerg Hoeschele

Philipp Doebber

Wolfgang Wachter

J&uuml;rgen Steinwandel

Nicole Jakimov

Thomas Bautsch

J&ouml;rg H&ouml;schele

The invention relates to a method and device for generatively producing components, said device comprising a radiation device for selectively radiating a powder bed, and an induction device for inductively heating the component produced by radiating the powder bed, Said induction device comprising at least one voltage source which can simultaneously produce alternating voltages with at least two different frequencies.

Multi-frequency induction heating of generatively produced components

The present invention relates to a component of a turbomachine made of a composite material comprising a ceramic matrix and a corrosion protection layer arranged on the composite material. The corrosion protection layer comprises: 50-80 wt % silicon, 12-30 wt % nitrogen, 2-8 wt % oxygen, 2-8 wt % aluminum, and 0-3 wt % of at least one alkaline earth metal. The invention furthermore relates to a method for producing a corresponding component of a turbomachine.

Composite ceramic comprising a corrosion protection layer and production method

Disclosed are a method for forming a thermal barrier layer for a metallic component, which method involves forming a ceramic coat in which at least in part aluminum oxide and titanium oxide are disposed, the aluminum oxide and the titanium oxide being introduced by infiltration of aluminum-containing and titanium-containing particles or substances or by physical vapor deposition.

CMAS-inert thermal barrier layer and method for producing the same

A method for coating a component of a turbomachine is disclosed. The method includes covering a first surface of the component with a covering device, where the covering device is profiled in a zigzag shape. The method further includes applying a coating material via cold kinetic compaction or kinetic cold gas spraying on the component such that a second surface of the component is coated with the coating material and such that particles of the coating material are deflected off of the covering device so that the particles do not adhere to the covering device.

Method for coating components

The present invention relates to a method for producing a component, in particular a blade for a gas turbine, wherein a main body () is provided, to which a running-in layer () is applied, which can be worn away at least partially during operation to form an accurately fitting surface (), wherein the running-in layer is applied by kinetic cold-gas compacting, and a component, in particular a blade for a gas turbine, comprising a main body, to which a running-in layer is applied, which can be worn away at least partially during operation to form an accurately fitting surface, wherein the running-in layer is a porous layer made of a Ti alloy.

Blade tip coating that can be rubbed off

A method for spraying a coating and a cold gas spray nozzle is disclosed. The method includes spraying a coating by the cold gas spray nozzle. A rinsing gas is fed to the cold gas spray nozzle during an interruption of the spraying or at an end of the spraying. Deposits in the cold gas spray nozzle are cooled and detached by the rinsing gas.

Method and device for coating components

The invention relates to a method for producing a plating () of a vane tip. Said method consists of the following steps: a) a vane having a vane tip which is arranged opposite the base of the vane () and which comprises a surface which points radially outwards is provided, and b) a porous layer () is applied to at least the surface () of the vane tip and/or c) a bulge () which increases the surface of the vane tip is applied to at least one part of the flanks of the vane tip, said flanks surrounding the surface of the vane tip, and d) the plating () is applied to the porous layer and/or the bulge. The invention also relates to corresponding vanes or gas turbines with corresponding vanes.

Method for producing a plating of a vane tip and correspondingly produced vanes and gas turbines

A mask and method for kinetic cold gas compacting is disclosed. The mask includes a body for covering a not-to-be-coated region of a substrate to be coated having a work side exposed to a coating substance. The work side has a hardness such that the work side is not plastic deformable by a striking coating particle.

Mask for kinetic cold gas compacting

The present invention relates to a method for producing a coating on a gas turbine component, in which particles at least of parts of a material to be applied as coating are accelerated by means of kinetic gas dynamic cold spraying in a spray jet onto the surface () of the component () to be coated, wherein a reactive gas is fed into the spray jet (), so that the reactive gas reacts at least partially with the particles of the coating material when the particles impinge on the surface () to be coated and/or wherein the deposited layer () is heated locally and/or over a large area and impacted with a reactive gas, as well as a gas turbine component produced in this way.

Gas dynamic cold spraying of oxide-containing protective layers

The present invention concerns a device for measuring of layer thicknesses, especially for measuring of layer thicknesses of a structural part () during or after a coating process, with at least a first and a second path length measuring device (), wherein a first path length (a) to a surface () of a layer () being applied to the structural part () is measured by means of the first path length measuring device () and a second path length (b) to an uncoated surface () of the structural part () is measured by means of the second path length measuring device () continuously or at predetermined moments of time. According to the invention, the device () furthermore comprises at least a third path length measuring device () for measuring and monitoring the position of the first path length measuring device () relative to the structural part (), wherein a third path length (c) is measured by the third path length measuring device () to determine the position of the structural part () continuously or at predetermined moments of time. The invention furthermore involves a method for measuring of layer thicknesses, especially for measuring of layer thicknesses of a structural part () during or after a coating process.

Device and method for measuring layer thicknesses

A thermal barrier layer for metallic components, in particular for gas turbine components which are subject to high temperatures or hot gas, is disclosed. The thermal barrier layer includes an inner contact layer and an outer top layer, where the inner contact layer is applied to a surface of the component via an adhesion-promoting layer that is disposed therebetween, and between the outer top layer and the inner contact layer an intermediate layer is formed.

Thermal barrier layer

An arrangement for measuring characteristic properties of a plasma beam in a thermal spray process, including a device for introducing spray materials into the plasma, a one-dimensional or two-dimensional array including first optical waveguides for receiving the light radiation emitted by the plasma, and other optical waveguides for distributing the light radiation emitted by the plasma. A device is provided for splitting the light guided in the first optical waveguides into the other optical wave guides, one optical waveguide being connected to the opening diaphragm of a particle flow arrangement, and the other optical waveguide being connected to the opening diaphragm of a spectrometer. A device is also provided for determining the current state of the spray process.

Arrangement for monitoring thermal spray processes

A method for measuring characteristic properties of a plasma beam in a thermal spraying process, wherein the spraying materials are fed into the plasma ( ) and the luminous radiation emitted by the plasma ( ) is reproduced on optical fibers ( ). The luminous radiation is reproduced on the one end ( ) of the optical fibers ( ) arranged in a one-dimensional or two-dimensional array ( ). Spectral analysis of the luminous radiation transmitted in the optical fiber ( ) is accomplished with a spectrometer ( ) arranged at the other end ( ) of an optical fiber ( ). The frequency spectrums are analyzed in a processor ( ) to determine the contemporaneous condition of the spraying process.

Growing community of inventors

Bergkirchen, Germany

Stefan Schneiderbanger