Patent application number | Description | Published |
20120118878 | INDUCTION HEATING DEVICE FOR FUEL CELL SYSTEM - The present invention provides an induction heating device for a fuel cell system, which can rapidly heat coolant during cold start-up, control the power consumption depending on the voltage of a fuel cell stack, and ensure the insulation resistance by separating a heating unit, which is in contact with the coolant, from the outside. That is, the present invention provides an induction heating device for a fuel cell system, in which an insulating housing is provided in a coolant circulation line, a heater for heating coolant is provided in the housing, and a high frequency controller for controlling the power consumption of the heater is provided at the outside of the housing such that the coolant can be rapidly heated during cold start-up, precisely control the power consumption depending of the voltage of a fuel cell stack, and improve the insulation performance by separating the heater as a heating unit, which is in contact with the coolant, and the high frequency controller and a coil as a power unit with respect to the insulating housing. | 05-17-2012 |
20130295478 | DEVICE AND METHOD FOR DETECTING COOLANT LEVEL IN THERMAL MANAGEMENT SYSTEM FOR FUEL CELL VEHICLE - Disclosed are a device and method for detecting the coolant level in a thermal management system for a fuel cell vehicle, which can accurately and rapidly detect the lack of coolant using a detection value of a pressure sensor. That is, the present invention provides a device and method for detecting the coolant level in a thermal management system for a fuel cell vehicle, which can accurately and rapidly monitor the lack of coolant by calculating in real time the lack of coolant based on a change in slope value and a change in amplitude of a detection value of a pressure sensor according to the flow of coolant while the pressure sensor is mounted in a coolant line connected to an inlet of a fuel cell stack and a reservoir is connected to a pressure cap of a radiator. | 11-07-2013 |
20140038072 | DEVICE AND METHOD FOR DETECTING COOLANT LEVEL IN THERMAL MANAGEMENT SYSTEM FOR FUEL CELL VEHICLE - Disclosed are a device and method for detecting the coolant level in a thermal management system for a fuel cell vehicle, which can accurately and rapidly detect the lack of coolant using a detection value of a pressure sensor. That is, the present invention provides a device and method for detecting the coolant level in a thermal management system for a fuel cell vehicle, which can accurately and rapidly monitor the lack of coolant by calculating in real time the lack of coolant based on a change in slope value and a change in amplitude of a detection value of a pressure sensor according to the flow of coolant while the pressure sensor is mounted in a coolant line connected to an inlet of a fuel cell stack and a reservoir is connected to a pressure cap of a radiator. | 02-06-2014 |
Patent application number | Description | Published |
20090140066 | Heating device with Cathode Oxygen depletion function for fuel cell vehicle - The present invention provides a heating device with cathode oxygen depletion (COD) function for a fuel cell vehicle, in which an existing COD and a heating device for improving cold startability of the fuel cell vehicle are integrated. For this purpose, the present invention provides a heating device with COD function for a fuel cell vehicle, the heating device including: a housing having an inlet and an outlet formed on both ends thereof; a start-up heater and a shut-down heater provided in parallel on one side of the housing in a direction perpendicular to a coolant flow direction; and a plurality of heaters for heating coolant provided in parallel on the other side of the housing in a direction perpendicular to the coolant flow direction, wherein cross sections in the coolant flow direction of each of the respective heaters change periodically along the longitudinal direction of the heater so as to cause a flow disturbance. | 06-04-2009 |
20090151903 | Coolant reservoir tank for fuel cell vehicle - The present invention provides a coolant reservoir tank for a fuel cell vehicle, in which the coolant reservoir tank is positioned at a bottom of the vehicle such that coolant in a coolant line is collected in the reservoir tank by gravity during shutdown of a fuel cell system and the coolant in the reservoir tank is supplied to the coolant line by a vacuum pump during startup of the fuel cell system. | 06-18-2009 |
20090183936 | Thermal management system module for fuel cell vehicle - A thermal management system module for a fuel cell vehicle includes its component parts mounted on a single mounting frame, thus increasing space usage and layout efficiency, reducing overall weight and manufacturing costs and improving piping and wiring efficiency and assembling efficiency of the thermal management system. | 07-23-2009 |
20090272727 | PTC heating device with cathode oxygen depletion function for fuel cell vehicle - The present invention provides a positive temperature coefficient (PTC) heating device with a cathode oxygen depletion (COD) function for a fuel cell vehicle, which can improve durability of a fuel cell stack by reacting residual oxygen with hydrogen to be consumed as heat and improve cold startability by rapidly heating a coolant even at a temperature below the freezing point, the PTC heating device including a housing having an inlet and an outlet, formed on both ends there of, and a PTC heater fixed in the inside of the housing and including an electrode to which electric power is applied from the outside, a PTC heating element disposed on the electrode, and an insulating tape for insulating the PTC heater from a coolant flowing in the housing. Accordingly, it is possible to improve electrical safety and heat transfer performance and effectively prevent bubbles from forming, compared with a conventional cartridge heater. | 11-05-2009 |
20150183338 | THERMAL MANAGEMENT SYSTEM FOR FUEL CELL VEHICLES - A thermal management system is provided which may be miniaturized and may have a reduced weight by integrating thermal management parts in a fuel cell vehicle. In particular, a new type of thermal management system integrated housing in which a housing of a pump housing part, a housing of a 3-way valve fluid part, and a bypass channel among parts of the thermal management system for a fuel cell vehicle are integrated into a single structure to reduce the size of the overall system. | 07-02-2015 |
Patent application number | Description | Published |
20080255263 | High-Solid Uv-Curable Coating Composition - A high-solid UV-curable coating composition of the present invention, comprising a low viscosity multifunctional acrylate oligomer, a UV-curable monomer, 10% by weight or less of an organic solvent and a photoinitiator has good workability and environmental characteristics and provides a coating film having improved properties. | 10-16-2008 |
20080255264 | Low Viscosity Multi-Functional Urethane Acrylate Oligomer-Containing High Solid Uv Curable Coating Compostion - A high-solid UV-curable coating composition of the present invention, comprising a low viscosity multifunctional urethane acrylate oligomer, a UV-curable monomer, 10% by weight or less of an organic solvent and a photoinitiator has good workability and environmental characteristics and provides a coating film having improved properties including thermal shock resistance. | 10-16-2008 |
20090012201 | UV-Curable Aqueous Emulsion, Preparation Thereof And Solventless Coating Composition Comprising The Same - The UV-curable aqueous coating composition is characterized by using a UV-curable aqueous emulsion obtained by urethane reaction with a mixture including a poly-carbonate polyol or polyester polyol; an isocyanate compound; a urethane-reactive carboxylic acid; a UV-curable acrylic oligomer having 2 to 9 functional acrylate groups; a UV-curable acrylic monomer; and a urethane-reactive acrylate without an organic solvent. The aqueous composition provides good environmental acceptability and satisfactory film properties comparable to those of the prior oily UV-curable coating composition and, therefore, it is useful for coating various plastics. | 01-08-2009 |
Patent application number | Description | Published |
20090002754 | IMAGE FORMING APPARATUS MANAGEMENT SERVER, SERVICE CONTINUITY SCORE (SCS) CALCULATING METHOD OF MANAGEMENT SERVER, AND IMAGE FORMING APPARATUS MANAGEMENT SYSTEM - An image forming apparatus management server, a Service Continuity Score (SCS) calculating method of the management server, and an image forming apparatus management system. A setup manager sets a priority with respect to items required to calculate an SCS indicative of a normal operation time of an image forming apparatus, an incident manager registers and manages an incident related to the image forming apparatus, and an SCS manager calculates the SCS using the registered incident and the priority set for the items. | 01-01-2009 |
20110150507 | SYSTEMS AND METHODS OF MANAGING ERRORS OF AN IMAGE FORMING APPARATUS - A method of managing errors of at least one image forming apparatus, the method involving collecting information regarding the errors disrupting normal operation of the at least one image forming apparatus, analyzing the severity of each of the errors based on the collected information, and outputting a severity analysis result for each of the errors. | 06-23-2011 |
20110295729 | Management apparatus and billing method thereof - A management apparatus and a billing method which calculates a billing charge by using a cumulative output amount for a target billing period. In the management apparatus and billing method a billing charge is calculated by using a cumulative output amount for a target billing period, a cumulative output amount quota having the cumulative output amount for the target billing period, and a quota unit price corresponding to the cumulative output amount quota of at least one image forming apparatus. | 12-01-2011 |
20110302062 | Management server and method of charging for printing - A method of charging for printing including setting a basic charge in the image forming apparatuses, receiving information about a recording agent installed in the image forming apparatus at predetermined intervals, determining whether or not the recording agent of the image forming apparatuses is replaced, based on the received information about the recording agent, counting a number of times the recording agent of the image forming apparatuses is replaced in a charging period, based on the determination as to whether or not the recording agent is replaced, and calculating a printing cost for the image forming apparatuses, using the counted number of times the recording agent is replaced and the basic charge as set. | 12-08-2011 |
20150022851 | IMAGE FORMING APPARATUS, SERVER APPARATUS, AND METHOD OF CONTROLLING PRINTING OF SERVER APPARATUS - A method of controlling printing of a server apparatus is provided. The method includes: receiving printing data, receiving error information from at least one image forming apparatus; determining an error state level corresponding to the error information among a plurality of error state levels; and when the determined error state level is an allowed level to print, transmitting the printing data to the image forming apparatus and deleting the stored printing data, and when the error state level is a disallowed level, not transmitting the printing data. | 01-22-2015 |
20160050263 | CLOUD SYSTEM AND METHOD OF DISPLAYING, BY CLOUD SYSTEM, CONTENT - Provided is a cloud providing a cloud service for displaying content, the cloud including: a first server configured to receive a sharing request for content, from an electronic device; a second server configured to determine whether the content is displayable on a display device connected to the cloud, based on a type of a file format of the content; a third server configured to render the content and generate an image file from the rendered content, when it is determined that the content is not displayable; and a fourth server configured to control display of one of the content and the image file on the display device. | 02-18-2016 |