Patents Assigned to DOSAN ENERBILITY CO., LTD.
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Patent number: 11629856Abstract: An apparatus for managing combustion optimization is provided. The apparatus for managing combustion optimization includes a data collector configured to collect real-time data that is measured in real time from a boiler system including a boiler and a combustion controller configured to control combustion of the boiler, a management configured to determine whether to perform combustion optimization of the boiler based on the real-time data, and an executor configured to generate a control command and transmit the control command to the combustion controller to perform the combustion optimization of the boiler in response to determining that the combustion optimization of the boiler is possible.Type: GrantFiled: September 17, 2019Date of Patent: April 18, 2023Assignee: DOSAN ENERBILITY CO., LTD.Inventors: Sang Gun Na, Jwa Young Maeng, Jee Hun Park
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Patent number: 11624282Abstract: A blade for a turbo machine is provided. The blade for a turbo machine includes an airfoil body extending in a radial direction and including a suction side surface and a pressure side surface opposite to the suction side surface with respect to a circumferential direction extending across the radial direction, and a snubber structure including a first snubber element protruding in the circumferential direction from the suction side surface of the airfoil body and a second snubber element protruding in the circumferential direction from the pressure side surface of the airfoil body, wherein the first snubber element is connected to the suction side surface of the airfoil body by a concave curved first transition portion having a first radius, and the second snubber element is connected to the pressure side surface of the airfoil body by a concave curved second transition portion having a second radius, the first radius being smaller than the second radius.Type: GrantFiled: June 23, 2022Date of Patent: April 11, 2023Assignee: DOSAN ENERBILITY CO., LTD.Inventors: Igor Tsypkaykin, Stefan Emanuel Martin, Wade Beaumont, Joerg Krueckels, Willy H Hoffmann
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Patent number: 11591922Abstract: A ring segment having improved cooling efficiency is provided. The ring segment may include a shield plate mounted to a casing which accommodates a turbine and configured to face an inner wall of the casing, a pair of hooks configured to protrude from the shield plate toward the casing to be coupled to the casing, a cavity defined between the shield plate and the pair of hooks, a plurality of first cooling passages configured to connect the cavity and first side surfaces facing each other of the shield plate, and a plurality of second cooling passages configured to connect the cavity and second side surfaces facing each other of the shield plate, wherein the first cooling passages extend in a longitudinal direction of a central axis of the turbine, and the second cooling passages extend in a circumferential direction of the turbine.Type: GrantFiled: April 23, 2022Date of Patent: February 28, 2023Assignee: DOSAN ENERBILITY CO., LTD.Inventors: Yun Chang Jang, Andrey Sedlov, Thomas Kotteck
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Patent number: 11591912Abstract: An internal core profile for a turbine nozzle airfoil of a gas turbine is provided. The turbine nozzle may include an airfoil core having an uncoated nominal profile substantially in accordance with Cartesian coordinate values of X, Y, and Z set forth in Table 1, wherein the X, Y, and Z coordinates are distances in inches measured in a Cartesian coordinate system, the corresponding X and Y coordinates, when connected by a smooth continuous arc, define one of a plurality of airfoil core profile sections at each Z distance, and the plurality of airfoil core profile sections, when joined together by smooth continuous arcs, define an airfoil core shape.Type: GrantFiled: July 16, 2021Date of Patent: February 28, 2023Assignee: DOSAN ENERBILITY CO., LTD.Inventors: Jinuk Kim, Kwangil Kim, Barry Brown, Jeff Greenberg, Darryl Eng, David Day
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Patent number: 11585228Abstract: A turbine vane is provided.Type: GrantFiled: November 2, 2021Date of Patent: February 21, 2023Assignee: DOSAN ENERBILITY CO., LTD.Inventors: Vincent Galoul, Simon Hauswirth, Richard Jones
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Patent number: 11544428Abstract: A flow analysis apparatus is provided. The flow analysis apparatus includes a model deriver configured to generate a flow analytic model for performing a flow analysis for a plurality of cells by using analytic data including a plurality of input signals used for performing multiple times iterations of numerical analysis by Computational Fluid Dynamics (CFD) and a plurality of output signals corresponding to each of the plurality of input signals, and a flow analyzer configured to perform the flow analysis for the plurality of cells that divide the space around a design target component by using the generated flow analytic model.Type: GrantFiled: May 23, 2019Date of Patent: January 3, 2023Assignee: DOSAN ENERBILITY CO., LTD.Inventors: Jeehun Park, Jaehyeon Park, Sangjin Lee, Hyunsik Kim
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Patent number: 11542871Abstract: An injection nozzle installed in a combustor of a gas turbine to inject fuel and compressed air into a combustion chamber is provided. The injection nozzle includes an inlet portion into which fuel and compressed air are introduced, an outlet portion disposed downstream of the inlet portion in a flow direction of fluid and configured to discharge the fuel and compressed air to the combustion chamber, and an intermediate portion disposed between the inlet portion and the outlet portion and connected obliquely to each of the inlet portion and outlet portion, wherein each of the inlet portion, the outlet portion, and the intermediate portion has a prismatic shape.Type: GrantFiled: December 26, 2021Date of Patent: January 3, 2023Assignee: DOSAN ENERBILITY CO., LTD.Inventors: Young Gun Go, Hyun Soo An
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Patent number: 11541401Abstract: Disclosed herein is a dust collecting tower apparatus that includes a housing having an inlet, into which gas is introduced, and an outlet from which the gas is discharged, and a collection module disposed in the housing and configured to collect particulates with a corona discharge. The collection module includes a plurality of discharge electrodes, to which a voltage is applied, a plurality of collection electrodes disposed between the respective discharge electrodes, where the collection electrodes is grounded, and a first setting beam having a plurality of lower slots into which the discharge electrodes are inserted. The apparatus further includes a washing water feeder configured to spray washing water to the collection module.Type: GrantFiled: April 22, 2020Date of Patent: January 3, 2023Assignee: DOSAN ENERBILITY CO., LTD.Inventors: Jin Woon Lee, Sang Rin Lee, Jae Dong Hwang, Sang Chul Moon
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Patent number: 11531795Abstract: A flow analysis apparatus is provided. The flow analysis apparatus includes a flow analyzer configured to derive a plurality of output signals by performing flow analysis for a plurality of cells by using a flow analytic model for simulating numerical analysis by Computational Fluid Dynamics (CFD) with respect to a plurality of cells that divide a space around a component, and an analysis optimizer configured to perform optimization for the plurality of output signals.Type: GrantFiled: May 22, 2019Date of Patent: December 20, 2022Assignee: DOSAN ENERBILITY CO., LTD.Inventors: Jeehun Park, Hyunsik Kim, Jaehyeon Park, Sangjin Lee
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Patent number: 11416654Abstract: An analysis apparatus is provided. The analysis apparatus includes a model deriver configured to generate an analytic model for predicting a result of a numerical analysis performed multiple times iterations for a component by using a plurality of analytic data used for the numerical analysis for the component, and a model analyzer configured to predict the result of the numerical analysis performed multiple times iterations for a design target component by using the analytic model.Type: GrantFiled: May 23, 2019Date of Patent: August 16, 2022Assignee: DOSAN ENERBILITY CO., LTD.Inventors: Jaehyeon Park, Sangjin Lee, Jeehun Park, Hyunsik Kim