Patent application number | Description | Published |
20090112374 | METHOD AND SYSTEM FOR POWER PLANT BLOCK LOADING - Block loading may occur during the process of restoring an electrical grid after a blackout. A method and system for coordinating the loading of a combined cycle power plant to support block loading is provided. The power plant may include a gas turbine and a steam turbine. The method and system may provide load control loops, for the gas and steam turbine, which support block loading. | 04-30-2009 |
20090193788 | METHODS AND APPARATUS FOR OPERATING GAS TURBINE ENGINE SYSTEMS - Methods and systems for operating a gas turbine engine system are provided. The system includes a fuel control system. The fuel control system includes a plurality of sensors positioned about the gas turbine engine system and configured to measure at least one parameter associated with the sensor, and a processor programmed to receive a signal from at least one of the plurality of sensors indicative of a composition of the fuel. The processor is further programmed to determine the physical properties of a fuel at an inlet to the flow control devices using a flow model and the at least one signal, determine a corresponding correction to a gas fuel flow gain using the determined physical properties, and automatically control fuel delivery as well as fuel split between the fuel injection points on the combustor using the adjusted flow gain to facilitate permitting a relatively large variation in the fuel composition for use in the gas turbine engine. | 08-06-2009 |
20090241510 | Pressure control method and system to reduce gas turbine fuel supply pressure requirements - A system and method to reduce the gas fuel supply pressure requirements of a gas turbine, which results in an increased operability range and a reduction in gas turbine trips. According to the method, the gas turbine is allowed to start and operate at supply pressures determined as a function of ambient conditions and gas turbine compressor pressure ratio. This increases the operability window, and reduces or eliminates the need for gas fuel compressors. | 10-01-2009 |
20090271085 | METHOD AND SYSTEM FOR OPERATING GAS TURBINE ENGINE SYSTEMS - Methods and systems for operating a gas turbine engine system are provided. The system includes a gas turbine engine that includes at least one combustor configured to receive a flow of fuel from a flow control device and a fuel control system. The fuel control system includes a piping system configured to channel the flow of fuel from a fuel source to the flow control device, a sensor configured to generate a signal indicative of a property of the flow of fuel wherein the property of the flow of fuel is variable over time, and a controller including a processor. The processor is programmed to receive the generated signal, using a flow model of the piping system and the received signal, iteratively track the progress of a plurality of discrete volumes flowing through the piping system, and control the flow of fuel using the flow control devices. | 10-29-2009 |
20110100096 | Method and System for Fluid Valve Leak Detection - A method detection of leakage through at least one first valve includes admitting an amount of fluid into a first control volume in operable communication with the at least one first valve, thereby pressurizing the first control volume. The first control volume is isolated and a rate of change of pressure in a second control volume in operable communication with the at least one first valve is measured. A system for detecting leakage across at least one first valve includes a first control volume receptive of an amount of fluid and a second control volume in flow communication with the first control volume. At least one first valve is located between the first control volume and the second control volume, and a rate of change in pressure in the second control volume indicates a rate of leakage through the at least one first valve. | 05-05-2011 |
20140208766 | Waste Heat Recovery Fuel Gas Heater Control Method and Algorithm - A method of operating a fuel heating system is provided. The method includes performing pre-ignition diagnostic checks on a plurality of components of the fuel heating system, wherein at least one inlet damper and at least one outlet damper of an exhaust flow circuit are each in a closed position. The method also includes purging the fuel heating system of unburned hydrocarbons. The method further includes operating the fuel heating system in a normal operating condition. The method yet further includes operating the fuel heating system in a cool down condition, wherein the at least one inlet damper is in the closed position. | 07-31-2014 |
Patent application number | Description | Published |
20110157619 | METHOD AND APPARATUS FOR IMPROVING RASTER IMAGE PROCESSING PERFORMANCE FOR VARIABLE INFORMATION PRINTING HAVING REUSABLE OBJECTS - A method receives, at a processor of a printing apparatus, a variable information print job. The variable information print job is processed into upper planes of the record-specific objects, upper planes of the reusable objects, lower planes of the record-specific objects, and lower planes of the reusable objects. The method stores such objects within a storage medium of the printing apparatus. The method combines ones of the compressed upper planes of the record-specific objects and the compressed upper planes of the reusable objects corresponding to the record of the variable information print job using the processor to create a single compressed upper plane for the record within an output buffer of the printing apparatus and creates an ordered list (corresponding to the record) of lower plane tiles by assembling the compressed lower planes of the record-specific objects and the compressed lower plane reusable objects. The method performs a printing operation for the record of the variable information print job by decompressing multiple ones of the lower plane tiles in a predetermined order to form a lower plane of the record into an output raster page, decompressing the single compressed upper plane of the record into the output raster page, and outputting the output raster page to a printing engine of the printing apparatus to print the record of the variable information print job on print media. | 06-30-2011 |
20110188062 | EXPANSION DIFFICULTY PREDICTION METHOD AND SYSTEM - A method and system for predicting expansion difficulty and an expansion time required to perform print-time imaging operations. A print-ready compressed file may be generated by raster image processing of a job description file associated with a rendering job provided by a digital front end. The expansion time with respect to one or more expansion processes may be predicted by a linear equation during assembly of the compressed file. The linear equation may be formulated based on measured compression statistics that relate to profile data within the compressed file. The total expansion time with respect to the rendering job may be then computed by summing the results of the linear equations. The expansion time to perform the print-time imaging operations may be compared with an available time based on an image output terminal speed to improve performance of raster image processing. | 08-04-2011 |
20120188590 | COORDINATED, DISTRIBUTED, REUSABLE DOCUMENT COMPONENT RESPOSITORY - A receiving subsystem receives a print job to be raster image processed. A job splitter divides the print job into print job chunks and distributes the print job chunks to at least two raster image processors. The raster image processors perform raster image processing on corresponding ones of the print job chunks. A cache supervisor coordinates creation use and destruction of said reusable raster image objects by said raster image processors. | 07-26-2012 |
20130258374 | PARALLEL PRINTING SYSTEM - A parallel Raster Image Processor system that includes a plurality of Raster Image Processors (RIPs) for parallel processing of a print job into a printer-ready format for the printing of the print job and a splitter for splitting the print job into a plurality of chunks and sending the chunks of the job to the plurality of the RIPs for processing. The print job includes objects described in a page description language. The splitter is configured to: interpret the job to determine the objects required by each of the plurality of the RIPs to process corresponding received chunks; store the determined objects to maintain knowledge of the determined objects; and send the determined objects along with the corresponding chunks to the designated RIPs to process the corresponding chunks, if the same determined objects are not already with the designated RIPs. | 10-03-2013 |
20140298035 | SYSTEM AND METHOD FOR LOCATION ASSURANCE USING PASSIVE COMPUTATIONAL TAGS - In implementations, a computer-implemented method for location assurance is disclosed. The method can include receiving, by an application executing on a mobile computing device, an electronic token from a server, wherein the electronic token comprises a timestamp signed using a cryptographic signing algorithm; providing, by the application, the electronic token to a passive computational tag, wherein the electronic token is countersigned by the passive computational tag; receiving, by the application, the electronic token that was countersigned by the passive computational tag; and providing, by the application, the electronic token that was countersigned to the server. | 10-02-2014 |
20140304333 | MULTI-FUNCTION DEVICE APPLICATION CATALOG WITH INTEGRATED DISCOVERY, MANAGEMENT, AND APPLICATION DESIGNER - Systems, methods, and computer-readable media for managing extensibility, e.g., on a network of multi-function devices are provided. The system includes an application catalog, in communication with an application database of a catalog server and configured to load applications therefrom. The system also includes a device manager configured to discover one or more devices on a network and to allow selection of one or more selected devices from among the one or more devices. The system further includes a data transfer system in communication with the one or more devices and to cause an application to be transmitted from the application catalog to the one or more selected devices, such that the one or more selected devices receive the application without communicating directly with the application database. | 10-09-2014 |
Patent application number | Description | Published |
20140055796 | METHODS AND SYSTEMS FOR CREATING STRUCTURAL DOCUMENTS WITH SECURITY FEATURES - A method of creating a structural document may include determining a shape of a structural document, determining a plurality of dimensions of the structural document, receiving information associated with one or more content items, identifying one or more security features associated with the structural document and causing a graphical representation of the structural document to be displayed at a user computing device. A shape of the graphical representation may correspond to the determined shape, a plurality of dimensions of the graphical representation may be representative of the determined plurality of dimensions, and the graphical representation may include at least a portion of the received content items and at least a portion of the identified security features. The method may include receiving an indication that a user is finished creating the structural document, generating a print document including an encoded data mark, and providing the print document to print-related devices. | 02-27-2014 |
20140055820 | METHODS AND SYSTEMS FOR CREATING STRUCTURAL DOCUMENTS - A method of creating a structural document may include determining, by a host computing device in a cloud system, a shape of a structural document, determining, by the host computing device, a plurality of dimensions of the structural document, receiving information associated with one or more content items, and causing a graphical representation of the structural document to be displayed at a user computing device. A shape of the graphical representation may correspond to the determined shape, a plurality of dimensions of the graphical representation may correspond to the determined plurality of dimensions, and the graphical representation may include at least a portion of the received content items. The method may include receiving an indication that a user is finished creating the structural document, generating a print document including an encoded data mark, and providing the print document to one or more print-related devices. | 02-27-2014 |
20140055821 | METHODS AND SYSTEMS FOR CREATING STRUCTURAL DOCUMENT PACKAGES FOR PRODUCTS - A method of creating a structural document may include receiving, by a host computing device in a cloud system, content information pertaining to one or more contents of a structural document that may be configured to encase the contents, determining a shape of a structural document based at least in part on the received content information, determining a plurality of dimensions of the structural document based at least in part on the received content information, receiving content item information associated with one or more content items, and causing a graphical representation of the structural document to be displayed at the user computing device. The method may include receiving an indication that a user is finished creating the structural document, generating a print document including an encoded data mark, and providing the print document to one or more print-related devices. | 02-27-2014 |
20140055822 | METHODS AND SYSTEMS FOR CREATING STRUCTURAL DOCUMENTS HAVING CONTACT INFORMATION FOR UTILIZING PRODUCT INFORMATION - A method may include determining a shape of a structural document, determining a plurality of dimensions of the structural document, receiving information associated with one or more content items, receiving contact information to include on the structural document, receiving an indication of a location on the structural document where the contact information is to be displayed, and causing a graphical representation of the structural document to be displayed at a computing device. A shape and dimensions of the graphical representation may correspond to the determined shape and dimensions, the contact information may be displayed on the graphical representation at the location, and the graphical representation may include at least a portion of the received content items. The method may include receiving an indication that a user is finished creating the structural document, generating a print document including an encoded data mark, and providing the print document to print-related devices. | 02-27-2014 |
20140139849 | DYNAMIC BLEED AREA DEFINITION FOR PRINTING OF MULTI-DIMENSIONAL SUBSTRATES - A method of defining a three-dimensional structure having multiple facets, such as a package, identifies an image that is to be printed on a first facet. It also identifies a second facet of the package that has a functional relationship with the first facet, determines whether the functional relationship is that of a crease, an edge, or another functional relationship, and automatically defines a bleed area by accessing a rule set and applying the rule set to the determined functional relationship. The bleed area includes an area in which the first image will be printed and that is outside of the location of the first facet. | 05-22-2014 |