Patent application number | Description | Published |
20090202340 | Inspection Port Plug Devices - An inspection port plug device is provided for sealing three or more oppositely placed inspection ports in a multi-chambered gas turbine engine. An embodiment of the inspection port plug device includes a cap and at least two shafts coupled end-to-end. A first shaft includes a first end coupled to the cap and a second end having a first sealing plug, wherein the first sealing plug includes a recess. A second shaft includes a third end coupled to the first sealing plug within the recess and a fourth end having a second sealing plug. The first shaft and the second shaft also include a first biasing mechanism and a second biasing mechanism, respectively, for maintaining the seals at the first and second sealing plugs when the inspection port plug device is installed. | 08-13-2009 |
20090232651 | Inner Turbine Shell Support Configuration and Methods - Embodiments of the present disclosure relate to a turbine which includes an outer shell, an inner shell connected to and surrounded by the outer shell in generally concentric relation therewith, at least one turbine rotor housed within the inner shell, a plurality of nozzles and shrouds carried by the inner shell, a plurality of connecting elements engaging between the inner and outer shells aligning the inner shell about the rotor, and at least one compliant support. Embodiments of the present disclosure also relates a method of configuring the securing arrangement between the inner shell and the outer shell of a turbine. | 09-17-2009 |
20100189551 | Systems and Methods of Reducing Heat Loss from a Gas Turbine During Shutdown - A method operates a gas turbine that includes a compressor section, a turbine section and an extraction cooling system. The method includes monitoring an operation of the gas turbine, directing a cooling air flow through the extraction cooling system from the compressor section to the turbine section in response to normal operation of the gas turbine, and directing a warming air flow through the extraction cooling system to the compressor section and the turbine section in response to shutdown of the gas turbine. | 07-29-2010 |
20100278640 | TURBINE ENGINE HAVING COOLING GLAND - In one embodiment, a turbine may include a bearing housing for a rotor with a passage along an axis of rotation of the rotor shaft. A cooling gland configured to transfer cooling fluid to the passage may be mounted to the bearing housing with a mounting structure configured to mount the cooling gland substantially in-line with the passage of the rotor. | 11-04-2010 |
20110097199 | SYSTEM AND METHOD TO INSULATE TURBINES AND ASSOCIATED PIPING - An insulation system includes at least one turbine insulation compartment configured to enclose at least a portion of a turbine; an insulation storage compartment configured to store a supply of insulation; a plurality of first pipes that connect to the turbine insulation compartment and the insulation storage compartment; and a blower configured to generate a flow of air in at least one first pipe to pneumatically convey insulation between the insulation storage compartment and the at least one turbine insulation compartment. A method of insulating at least a portion of a turbine includes enclosing at least a portion of the turbine in a compartment; and conveying insulation into the compartment. | 04-28-2011 |
Patent application number | Description | Published |
20090097968 | APPARATUS AND METHOD FOR CLEARANCE CONTROL OF TURBINE BLADE TIP - An inner shell for a rotating machine including at least one segment; and at least one complementary segment in operable communication with the at least one segment, the segments forming a support structure for a shroud ring; wherein the at least one segment and the at least one complementary segment are individually moved to change a set of dimensions defined by the at least one segment and the at least one complementary segment. A method for controlling a dimension of the shroud ring in a rotating machine is also disclosed. | 04-16-2009 |
20090162139 | Thermally Insulated Flange Bolts - A turbine/compressor stator joint that may include a flange, an aperture extending through the flange, and a bolt extending through the aperture. The bolt may include a shank and a layer of insulation surrounding the shank. | 06-25-2009 |
20100054912 | DEVICE, SYSTEM AND METHOD FOR THERMALLY ACTIVATED DISPLACEMENT - An actuating device includes: at least one first elongated member having a first coefficient of thermal expansion (CTE); and at least one second elongated member having a second CTE different from the first CTE, the second elongated member being nested within the first elongated member, the device being configured to displace a portion of the device a selected distance along a major axis of the device based on a relationship between the first CTE and the second CTE in response to a change in temperature. | 03-04-2010 |
20100284792 | TURBINE SHELL WITH PIN SUPPORT - A turbine is provided and includes a turbine shell including shrouds at multiple stages thereof, and constraining elements, disposed at least at first through fourth substantially regularly spaced perimetrical locations around the turbine shell, which are configured to concentrically constrain the shrouds of the turbine shell. | 11-11-2010 |
20110000222 | GAS TURBINE ROTOR-STATOR SUPPORT SYSTEM - A system to support a rotor and a stator of a rotating machine disposed upon a support base, the system including at least one support leg in operable communication with a bearing of the rotor and with the support base; and at least one strut in operable communication with the at least one support leg and with the stator. | 01-06-2011 |
20120093639 | APPARATUS AND METHOD FOR ALIGNING A TURBINE CASING - A casing includes an inner shell and an outer shell that surrounds the inner shell and comprises a plurality of inflection points. An annular flange is between the inner shell and the outer shell, and a plurality of joints attach the inner shell to the annular flange. A connector is between the annular flange and the outer shell at each of the plurality of inflection points. A method for assembling a casing includes joining a plurality of curved sections to one another to generally define an arcuate inner shell and surrounding the arcuate inner shell with an outer shell. The method further includes attaching the arcuate inner shell to an annular flange at first attachment points and connecting the annular flange to the outer shell at second attachment points spaced approximately equidistantly from the first attachment points. | 04-19-2012 |
20120243976 | TURBINE SHELL WITH PIN SUPPORT - A turbine is provided and includes a turbine shell including shrouds at multiple stages thereof, and constraining elements, disposed at least at first through fourth substantially regularly spaced perimetrical locations around the turbine shell, which are configured to concentrically constrain the shrouds of the turbine shell. | 09-27-2012 |
20130294883 | GAS TURBOMACHINE INCLUDING A COUNTER-FLOW COOLING SYSTEM AND METHOD - A gas turbomachine includes a casing assembly surrounding a portion of the gas turbomachine and a counter-flow cooling system arranged within the casing. The counter-flow cooling system is configured and disposed to guide cooling fluid through the casing assembly in a first axial direction and return cooling fluid through the casing assembly in a second axial direction that is opposite the first axial direction. | 11-07-2013 |
20140037445 | TURBINE SHELL WITH PIN SUPPORT - A turbine is provided and includes a turbine shell including shrouds at multiple stages thereof, and constraining elements, disposed at least at first through fourth substantially regularly spaced perimetrical locations around the turbine shell, which are configured to concentrically constrain the shrouds of the turbine shell. | 02-06-2014 |
20140271111 | METHOD AND APPARATUS TO IMPROVE HEAT TRANSFER IN TURBINE SECTIONS OF GAS TURBINES - A gas turbine engine system having a combustion section and a turbine section is provided. The turbine section includes at least one turbine stage having a plurality of turbine blades coupled to a rotor and an inner casing circumferentially disposed about the plurality of turbine blades. The turbine section includes an outer casing circumferentially disposed about at least a portion of the inner casing. The inner casing and the outer casing define a cavity comprising a volume configured to facilitate the distribution of air within the cavity to cool an outer surface of the inner casing and an inner surface of the outer casing. The outer casing comprises at least one air inlet and the inner casing comprises at least one air outlet. At least one flange is provided within the cavity, and the at least one flange flanks the air inlet and at least one flow guide. | 09-18-2014 |