Patents Assigned to WÄRTSILÄ
  • Patent number: 12175806
    Abstract: The present disclosure relates to a computer-implemented method, a computing device and a computer program product for predicting running hour information of marine vessel engine. An exemplary method includes receiving engine installation information, receiving engine running hour information from an engine running hours storage system, receiving vessel identification and movement data and generating a dynamic engine running hour model by combining the engine installation information, the engine running hour information and the vessel identification and movement data. Predicted running hour information is predicted based on the dynamic engine running hour model.
    Type: Grant
    Filed: April 8, 2019
    Date of Patent: December 24, 2024
    Assignee: WARTSILÄ FINLAND OY
    Inventor: Jyri Kulmala
  • Patent number: 12152730
    Abstract: The present application relates to method and system of monitoring liquefied gas in a cryogenic liquefied gas tank having an inner shell and an outer shell and an insulation between the inner and outer shell. An exemplary method includes arranging an array of temperature sensors for measuring a temperature of the inner shell wall at different vertical positions, reading sensors in the array, performing a validity check of the sensors, and using only sensors which passed the validity check only, determining a state of the gas based on the temperature data.
    Type: Grant
    Filed: April 12, 2019
    Date of Patent: November 26, 2024
    Assignee: WÄRTSILÄ FINLAND OY
    Inventors: Markus Finne, Raymond Walsh
  • Publication number: 20240250330
    Abstract: An energy storage cooling system for an energy storage module has a chiller for supplying a coolant; a PCM heat sink including a heat exchanger; a piping system for circulating the coolant between the chiller, the heat exchanger and a battery rack of the energy storage module; a valve system including at least one 3-way valve arranged upstream to the PCM heat sink and to the battery rack; a control unit configured to control the 3-way valves in different operating modes including at least following modes: Battery cooling mode, wherein the coolant is allowed to circulate through PCM heat sink and through the battery rack; and battery heating mode, wherein the coolant is not allowed to circulate through PCM heat sink but allowed through the battery rack.
    Type: Application
    Filed: May 18, 2021
    Publication date: July 25, 2024
    Applicant: WÄRTSILÄ ENERGY STORAGE, INC.
    Inventor: Dewei GUAN
  • Patent number: 12026121
    Abstract: A computer implemented method, a control unit and a computer program for determining a configuration of a battery pack having one or more battery modules configured to be operationally connected as a string of battery modules, wherein a battery module includes a radio frequency identification, RFID, reader configured to read a radio frequency identification, RFID, tag of an adjacent battery module, by receiving first data from a first battery module (BM1), wherein the first data includes a module identifier of the first battery module (BM1) associated with second data of a second battery module (BM2) adjacent to the first battery module (BM1), the second data including at least a module identifier of the second battery module (BM2); and determining the configuration of the battery pack based on the first and second data.
    Type: Grant
    Filed: December 30, 2021
    Date of Patent: July 2, 2024
    Assignee: WÄRTSILÄ FINLAND OY
    Inventor: Frode Jenset
  • Publication number: 20240149996
    Abstract: Invention relates to a thruster assembly for a marine vessel including a body including a duct having a longitudinal axis, and a first end and a second end, a support structure for a propeller including a propeller shaft at a centre line of the duct, a propeller, positioned into the duct and being attached to the propeller shaft, wherein the propeller including at least three blades and a boss which is supported to the shaft, and further a circular rim to which radial ends of the propeller blades are attached, wherein a circumferential slot is provided, opening inside the duct between the first end and the second end, into which slot the circular rim is arranged to extend radially, and at least one gas inlet arranged to open into the slot. Invention relates also to a transverse tunnel thruster and a steerable azimuthing thruster provided with the thruster assembly.
    Type: Application
    Filed: March 12, 2021
    Publication date: May 9, 2024
    Applicant: Wärtsilä Netherlands B.V.
    Inventor: Lauri TIAINEN
  • Patent number: 11952091
    Abstract: A marine vessel propeller to convert engine rotational power into propulsive thrust is of a built-up propeller (BUP) type having a circular array of propeller blades, wherein each propeller blade is a single piece including a blade part and a base part. The base part has a generally circular inner surface with a number of radially extending cylindrical indents provided with planar end wall and fastening holes arranged through the base part at a location of the indents. A cylindrical insert is provided with a hole parallel to a longitudinal axis of the insert and arranged to fit into the indent, such that the propeller blades are attachable to a propeller shaft using exemplary fastening bolts through the fastening holes and inserts. A propeller blade and method for installing a marine vessel propeller are also disclosed.
    Type: Grant
    Filed: March 8, 2022
    Date of Patent: April 9, 2024
    Assignee: WÄRTSILÄ NORWAY AS
    Inventor: Robert Vogels
  • Patent number: 11927028
    Abstract: An exemplary power plant construction is configured to accommodate an internal combustion engine and a generator driven by the internal combustion engine, and includes a front wall, a rear wall and side walls, at least the side walls being modular walls having at least two wall modules arranged one upon the other, the wall modules being self-supporting modules having a shape of a rectangular prism, wherein the wall modules arranged one upon the other form a self-supporting wall, and wherein the uppermost wall module of each side wall includes a beam that is parallel to the longitudinal direction of the side walls and configured to function as a runway beam of an overhead crane.
    Type: Grant
    Filed: December 13, 2021
    Date of Patent: March 12, 2024
    Assignee: WÄRTSILÄ FINLAND OY
    Inventors: Timo Mahlanen, Juha Kerttula, Reijo Leikas, Botvid Lindström, Markus Sandås
  • Patent number: 11898846
    Abstract: A computer implemented method for providing marine vessel data of a marine vessel with a plurality of sensor devices includes receiving a first sensor data item with first sensor data of a first sensor device of the plurality of sensor devices, associated with a first local timestamp generated based on a local clock; receiving a second sensor data item including second sensor data of a second sensor device of the plurality of sensor devices, associated with a second local timestamp generated based on the local clock and a first universal timestamp generated based on a universal clock; determining time correction value based on the second sensor data item's second local timestamp and the universal timestamp; and generating time information for the first sensor data of the first sensor device using the first local timestamp and the time correction value.
    Type: Grant
    Filed: February 13, 2018
    Date of Patent: February 13, 2024
    Assignee: Wärtsilä Finland Oy
    Inventor: Juha-Antti Isojärvi
  • Patent number: 11892280
    Abstract: A method and apparatus for determining crush height of a plain bearing shell, including a light source for forming illuminating light to the plain bearing shell; a sensor device configured to capture an image; at least one memory including computer program code; the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus to: capture a first image of the plain bearing shell in a first mode, wherein no external compression stress in a circumference direction of the plain bearing shell is formed; generate plain bearing data based on the first captured image; maintain housing reference data including at least diameter information of a bore for receiving the plain bearing shell; and determine crush height of the plain bearing shell based on the plain bearing data and the housing reference data.
    Type: Grant
    Filed: August 21, 2018
    Date of Patent: February 6, 2024
    Assignee: Wärtsilä Finland Oy
    Inventors: Janne Leppäkangas, Pasi Halla-aho, Jaakko Istolahti, Jukka-Pekka Vesala
  • Patent number: 11885276
    Abstract: Exemplary embodiments include a method for analysis of fuel supplied to a combustion engine during operation of the engine. The method can include obtaining respective indications of a temperature of the fuel supplied to the engine and a density of the fuel supplied to the engine; deriving a temperature-adjusted fuel density based on the indicated density of fuel in dependence of relationship between the indicated temperature of the fuel and a predefined reference temperature; and deriving, based at least on the temperature-adjusted fuel density, a heating value that is descriptive of the amount of heat released during combustion of a predefined amount of the fuel.
    Type: Grant
    Filed: April 16, 2019
    Date of Patent: January 30, 2024
    Assignee: WÄRTSILÄ FINLAND OY
    Inventor: Kimmo Lehtinen
  • Patent number: 11807340
    Abstract: A fuel tank arrangement of a marine vessel is disclosed, having an LNG-fuel tank formed of an inner shell, an outer shell, an insulation therebetween and a tank connection space provided at an end of the LNG-fuel tank, the inner shell having an end part at an end of the inner shell facing the tank connection space. A collar is fastened to the end part of the inner shell and extends conically outwardly from the inner shell. The collar has an outer rim to which an additional shell extending in an axial direction away from the inner shell is fastened, and the additional shell has an end rim opposite the collar to which an end cover of the tank connection space is fastened.
    Type: Grant
    Filed: August 5, 2019
    Date of Patent: November 7, 2023
    Assignee: WÄRTSILÄ FINLAND OY
    Inventor: Emanuele D'Urso
  • Patent number: 11691703
    Abstract: Apparatus and computer-implemented method for autonomous marine vessel docking, the method including determining a transit control mode associated with route plan data defining transit operation between ports; determining an autonomous docking control mode associated with harbor track data including a set of waypoint properties and defining approach zone information and track segments joined at waypoints. Method further includes determining vessel location, speed and heading; comparing the vessel location, speed and heading to the approach zone information and changing from the transit control mode to the autonomous docking control mode in response to: the vessel location included by the location area information; the vessel speed being lower than the maximum vessel speed for entering the approach zone; and the vessel heading matching criteria defined by the maximum heading deviation for entering the approach zone.
    Type: Grant
    Filed: June 1, 2018
    Date of Patent: July 4, 2023
    Assignee: WÄRTSILÄ VOYAGE GMBH
    Inventors: Jann-Timothy Grunewald Mayer, Karl Soderstjerna
  • Publication number: 20230052139
    Abstract: An apparatus and a computer implemented method for determining material quality of a component, the method comprising: receiving ultrasonic scan data for a plurality of scanned components; maintaining the scan data within a data storage system; determining historical data associated with multiple parameters based on the scan data of the data storage system; generating a testing model using the historical data, wherein the testing model is configured to define multiple quality ranges for each parameter; scanning a component using at least one ultrasonic probe to provide component data; and determining quality information of the component using the testing model and the component data.
    Type: Application
    Filed: January 2, 2020
    Publication date: February 16, 2023
    Applicant: Wärtsilä Finland Oy
    Inventors: Daniel PICULIN, Alessio POSA
  • Patent number: 11506635
    Abstract: An ultrasonic quality control as disclosed can inspect a quality of a piece and classify the piece automatically. The piece can be scanned, and an image formed from the scanning. A reference piece is also scanned, and a reference image is formed. A negative image of the reference image is formed, and an indication image is created by utilizing the image and the negative image. The indication image is filtered by utilizing several image filters, each image filter filtering all data of the indication image except an image filter specific indication level data. Further several indication levels data are provided from the image filter specific indication level data, and the piece can be classified utilizing the several indication levels data.
    Type: Grant
    Filed: May 13, 2019
    Date of Patent: November 22, 2022
    Assignee: WÄRTSILÄ FINLAND OY
    Inventor: Toni Hakkarainen
  • Patent number: 11492083
    Abstract: A computer implemented method and apparatus for a marine vessel data system, the method comprising: receiving data from at least one sensor configured to measure vibration and operationally arranged to the marine vessel to provide time-domain reference sensor data; maintaining the time-domain reference sensor data within a data storage system; generating a Fast Fourier Transform (FFT) on the time-domain reference sensor data to provide a plurality of reference spectra files in frequency-domain, wherein each reference spectra file comprises spectra data defined by amplitude information and frequency information, and each spectra file is associated with condition information determined based on collection of the time-domain reference sensor data; normalizing each reference spectra file by converting the frequency information to order information using the condition information to provide normalized reference spectra files; and training a convolutional autoencoder type of neural network using the normalized refe
    Type: Grant
    Filed: June 12, 2020
    Date of Patent: November 8, 2022
    Assignee: Wärtsilä Finland Oy
    Inventor: Athanasios Siganos
  • Patent number: 11427292
    Abstract: A lifting spindle arrangement is disclosed for a retractable thruster unit of a marine vessel, the lifting spindle having a lower end and an upper end and being supported at its lower end to a lower support structure by a lower support assembly and at its upper end to an upper support structure by an upper support assembly. The lifting spindle is provided at its both ends with a locking member for such a connection to the support structures such that each end of the lifting spindle may freely move in an axial direction away from the opposite end of the lifting spindle.
    Type: Grant
    Filed: June 12, 2019
    Date of Patent: August 30, 2022
    Assignee: WARTSILA NETHERLANDS B.V.
    Inventor: Jan Van De Sande
  • Publication number: 20220235697
    Abstract: A engine-generator set includes a generator for producing electricity and an engine that is coupled via flexible coupling to a shaft of the generator for driving the generator, the engine being supported against a support surface by a plurality of resilient mounting elements, and the generator being supported against a support surface by a plurality of resilient mounting elements separately from the engine, wherein the engine is mechanically connected to the generator solely via the flexible coupling.
    Type: Application
    Filed: April 14, 2022
    Publication date: July 28, 2022
    Applicant: WÄRTSILÄ FINLAND OY
    Inventors: Tero LOKASAARI, Antti OUNI, Juha OJALAMMI
  • Publication number: 20220205406
    Abstract: Exemplary embodiments include a method for analysis of fuel supplied to a combustion engine during operation of the engine. The method can include obtaining respective indications of a temperature of the fuel supplied to the engine and a density of the fuel supplied to the engine; deriving a temperature-adjusted fuel density based on the indicated density of fuel in dependence of relationship between the indicated temperature of the fuel and a predefined reference temperature; and deriving, based at least on the temperature-adjusted fuel density, a heating value that is descriptive of the amount of heat released during combustion of a predefined amount of the fuel.
    Type: Application
    Filed: April 16, 2019
    Publication date: June 30, 2022
    Applicant: WÄRTSILÄ FINLAND OY
    Inventor: Kimmo LEHTINEN
  • Publication number: 20220196211
    Abstract: The present application relates to method and system of monitoring liquefied gas in a cryogenic liquefied gas tank having an inner shell and an outer shell and an insulation between the inner and outer shell. An exemplary method includes arranging an array of temperature sensors for measuring a temperature of the inner shell wall at different vertical positions, reading sensors in the array, performing a validity check of the sensors, and using only sensors which passed the validity check only, determining a state of the gas based on the temperature data.
    Type: Application
    Filed: April 12, 2019
    Publication date: June 23, 2022
    Applicant: WÄRTSILÄ FINLAND OY
    Inventors: Markus FINNE, Raymond WALSH
  • Publication number: 20220185438
    Abstract: A marine vessel propeller to convert engine rotational power into propulsive thrust is of a built-up propeller (BUP) type having a circular array of propeller blades, wherein each propeller blade is a single piece including a blade part and a base part. The base part has a generally circular inner surface with a number of radially extending cylindrical indents provided with planar end wall and fastening holes arranged through the base part at a location of the indents. A cylindrical insert is provided with a hole parallel to a longitudinal axis of the insert and arranged to fit into the indent, such that the propeller blades are attachable to a propeller shaft using exemplary fastening bolts through the fastening holes and inserts. A propeller blade and method for installing a marine vessel propeller are also disclosed.
    Type: Application
    Filed: March 8, 2022
    Publication date: June 16, 2022
    Applicant: Wärtsilä Norway AS
    Inventor: Robert VOGELS