Patent application number | Description | Published |
20120270120 | HUMIDIFIER FOR FUEL CELL - Disclosed is a humidifier for fuel cell, which facilitates to maximize humidifying performance and reducing the maintenance cost through the uniform humidification among all the hollow fiber membranes by preventing high-humidity unreacted gas introduced to the inside of membrane housing from flowing concentratedly toward a specific region in the membrane housing, wherein the humidifier comprises a membrane housing; a partition plate for dividing an inner space of the membrane housing into plural unit spaces; plural hollow fiber membranes in each of the unit spaces; and a cover mounted on an end of the membrane housing, the cover including an inlet for introducing unreacted gas of high-humidity discharged from a stack into the membrane housing, wherein plural distribution holes are provided in the membrane housing, the distribution holes corresponding to the unit spaces respectively. | 10-25-2012 |
20120282533 | HUMIDIFIER FOR FUEL CELL - Disclosed is a humidifier for fuel cell which is capable of realizing high humidifying efficiency owing to the maximum contact area of hollow fiber membranes with reaction gas to be supplied to the fuel cell by enabling the uniform humidifying level in all the hollow fiber membranes provided inside the humidifier. The humidifier comprises a membrane housing including a first end, a second end positioned at an opposite side of the first end, and plural holes provided along the outer circumferential surface of the second end; hollow fiber membranes having both ends respectively potted into the first and second ends of the membrane housing, wherein the hollow fiber membranes are positioned inside the membrane housing; and a cap including an inlet for moisture-containing unreacted gas, wherein the cap is installed at the second end of the membrane housing, and an inner surface of the cap is provided with plural projections enabling to uniformly distribute the moisture-containing unreacted gas supplied through the inlet to the plural holes. | 11-08-2012 |
20130137005 | HUMIDIFIER FOR FUEL CELL - Disclosed is a humidifier for a fuel cell having an enhanced humidifying performance and thus being able to prevent an instantaneous decrease of the output of a car which might occur at the time of high-speed driving. The humidifier comprises a membrane housing with first and second ends; a bundle of hollow fiber membranes provided in an inner space of the membrane housing, wherein both ends of the hollow fiber membrane are respectively potted into the first and second ends of the membrane housing; a humidity retainer provided in the inner space of the membrane housing; a first cover mounted on the first end of the membrane housing, the first cover including an inlet for introducing unreacted gas of high-humidity discharged from a stack; and a second cover mounted on the second end of the membrane housing, the second cover including an outlet for discharging the unreacted gas used for humidification. | 05-30-2013 |
20140291874 | MEMBRANE HUMIDIFIER - A membrane humidifier is disclosed. The membrane humidifier may include: a housing in which a hollow fiber membrane bundle is mounted, the hollow fiber membrane bundle being formed by integrating a plurality of hollow fiber membranes; a potting portion fixing an end portion of the hollow fiber membrane bundle to the housing and coupled to an end portion of the housing so as to hermetically seal the housing; and a sealing member disposed between the housing and the potting portion and hermetically sealing the housing. | 10-02-2014 |
Patent application number | Description | Published |
20080198122 | Display device and method of driving the same - A display device includes a gate driving part, a data driving part, a display panel and a kickback voltage compensating part. The gate driving part outputs a gate signal, and the data driving part outputs a data signal. The display panel displays an image in response to the gate signal and the data signal. A pixel voltage of the display panel is reduced by a kickback voltage varied based on a gray scale and induced when the gate signal falls. The kickback voltage compensating part compensates an image control signal externally provided to the kickback voltage compensating part for the kickback voltage to output a data control signal to the data driving part. | 08-21-2008 |
20080231779 | Display substrate and display apparatus having the same - A display substrate includes a pixel layer, a color filter layer and a pixel electrode. The pixel layer includes a first storage electrode, a second storage electrode and a third storage electrode respectively associated with a red pixel, a green pixel and a blue pixel. At least one of the first, second and third storage electrodes has a different area from a remainder of the storage electrodes. The color filter layer includes a red color filter, a green color filter and a blue color filter formed on the pixel layer. The red, green and blue color filters respectively correspond to the red pixel, the green pixel and the blue pixel. Pixel electrodes are formed on the color filter layer. The pixel electrodes correspond to the red, green and blue pixels. | 09-25-2008 |
20090096730 | DISPLAY SUBSTRATE, DISPLAY DEVICE HAVING THE SAME AND METHOD OF DRIVING THE SAME - A display substrate includes first and second storage electrodes, a pixel electrode and a direction control electrode. A slit is formed through the pixel electrode. The direction control electrode is positioned in a region aligned with the slit, and a level of a voltage applied to the direction control electrode is changed. The level of the voltage applied to the direction control electrode may be periodically changed. The voltage applied to the direction control electrode may be changed after substantially the same voltage is applied to the pixel electrode and the direction control electrode. A voltage difference between a reference voltage and the direction control voltage may be greater than a voltage difference between the reference voltage and the pixel voltage. The reference voltage may be a common voltage. | 04-16-2009 |
20090096950 | THIN FILM TRANSISTOR PANEL - A thin film transistor panel is provided. The thin film transistor panel includes: a substrate; gate lines formed on the substrate; data lines insulated from the gate lines and intersecting the gate lines; thin film transistors which are connected to the gate lines and the data lines and have drain electrodes; capacitive coupling electrodes connected to the drain electrodes; and pixel electrodes which are formed in the pixels surrounded by the gate lines and the data lines and include first pixel electrodes connected to the drain electrodes and second pixel electrodes which are separated from the first pixel electrodes and overlap with the capacitive coupling electrodes, wherein the first and second pixel electrodes of different pixel electrodes have a left-right symmetrical structure. | 04-16-2009 |
20130113787 | METHOD OF DRIVING DISPLAY PANEL AND DISPLAY APPARATUS FOR PERFORMING THE SAME - A method of driving a display panel includes determining a driving mode including a two-dimensional (“2D”) mode and a three-dimensional (“3D”) mode and charging a voltage which varies according to the driving mode to at least one subpixel in a unit pixel of the display panel. | 05-09-2013 |