Abstract: An apparatus for predicting performance of a wheel in a vehicle: includes a learning device that generates a latent space for a plurality of two-dimensional (2D) wheel images based on a convolutional autoencoder (CAE), extracts a predetermined number of the plurality of 2D wheel images from the latent space, and learns a dataset having the plurality of 2D wheel images and performance values corresponding to the plurality of 2D wheel images; and a controller that predicts performance for the plurality of 2D wheel images based on a performance prediction model obtained by the learning device.

Abstract: A lightning rod with an electric double layer and electric dipole moment type discharge amplification function, the lightning rod including: a support member (100) for moving a lightning current to the ground; an emission member (200) fitted to the support member (100) to collect charges of the ground according to the approach of a thundercloud and thus emit a large number of ions with the opposite polarity to the polarity of the thundercloud; ground charge chargers (300) fitted to the support member (100) and having spaces formed therein to charge the charges of the ground; an insulation member (400) disposed on top of the emission member (200); and discharge induction members (500) fixedly disposed on top and underside of the emission member (200) by means of the insulation member (400).

Abstract: Provided is a waste heat recovery power generation system, including: a compressor configured to compress a working fluid; a heat exchanger configured to recover waste heat from waste heat gas supplied from a waste heat source, the recovered waste heat heating the working fluid; a turbine configured to be driven by the working fluid heated by the recovered waste heat; and a recuperator configured to exchange heat between an output fluid of the turbine and an output fluid of the compressor to cool the output fluid of the turbine in which the output fluid of the compressor is branched into a first output fluid and a second output fluid of the compressor.

Abstract: A device for controlling a supply of a working fluid to a power generation cycle with a compressor compressing the working fluid and a precooler cooling the working fluid supplied to the compressor comprises a storage tank storing the working fluid supplied to the power generation cycle and a flotation tank disposed between the precooler and the compressor to flow or temporarily store the working fluid, wherein a pressure within the flotation tank and a flow rate of the working fluid are controlled based on pressures at an inlet of the compressor and an outlet of the precooler.

Abstract: A device for controlling a supply of a working fluid to a power generation cycle with a compressor compressing the working fluid and a precooler cooling the working fluid supplied to the compressor comprises a storage tank storing the working fluid supplied to the power generation cycle and a flotation tank disposed between the precooler and the compressor to flow or temporarily store the working fluid, wherein a pressure within the flotation tank and a flow rate of the working fluid are controlled based on pressures at an inlet of the compressor and an outlet of the precooler.

Abstract: Provided is a waste heat recovery power generation system, including: a compressor configured to compress a working fluid; a heat exchanger configured to recover waste heat from waste heat gas supplied from a waste heat source, the recovered waste heat heating the working fluid; a turbine configured to be driven by the working fluid heated by the recovered waste heat; and a recuperator configured to exchange heat between an output fluid of the turbine and an output fluid of the compressor to cool the output fluid of the turbine in which the output fluid of the compressor is branched into a first output fluid and a second output fluid of the compressor.

Abstract: An image forming apparatus is provided which includes a multiplexer (MUX) which is able to be connected to at least one developer supplier, at least one pull-up resistor which is connected in parallel to at least one connection line between the at least one developer supplier and the MUX, and a central processing unit (CPU) which detects a connection signal from the at least one pullup resistor and the at least one connection line, and determines whether an initial developer supplier is mounted according to the value of the connection signal.

Abstract: An image forming apparatus is provided which includes a multiplexer (MUX) which is able to be connected to at least one developer supplier, at least one pull-up resistor which is connected in parallel to at least one connection line between the at least one developer supplier and the MUX, and a central processing unit (CPU) which detects a connection signal from the at least one pullup resistor and the at least one connection line, and determines whether an initial developer supplier is mounted according to the value of the connection signal.

Abstract: An image forming apparatus is provided which includes a multiplexer (MUX) which is able to be connected to at least one developer supplier, at least one pull-up resistor which is connected in parallel to at least one connection line between the at least one developer supplier and the MUX, and a central processing unit (CPU) which detects a connection signal from the at least one pullup resistor and the at least one connection line, and determines whether an initial developer supplier is mounted according to the value of the connection signal.

Abstract: An image forming apparatus is provided which includes a multiplexer (MUX) which is able to be connected to at least one developer supplier, at least one pull-up resistor which is connected in parallel to at least one connection line between the at least one developer supplier and the MUX, and a central processing unit (CPU) which detects a connection signal from the at least one pullup resistor and the at least one connection line, and determines whether an initial developer supplier is mounted according to the value of the connection signal.

Abstract: An image forming apparatus is provided which includes a multiplexer (MUX) which is able to be connected to at least one developer supplier, at least one pull-up resistor which is connected in parallel to at least one connection line between the at least one developer supplier and the MUX, and a central processing unit (CPU) which detects a connection signal from the at least one pullup resistor and the at least one connection line, and determines whether an initial developer supplier is mounted according to the value of the connection signal.

Abstract: An image forming apparatus is provided which includes a multiplexer (MUX) which is able to be connected to at least one developer supplier, at least one pull-up resistor which is connected in parallel to at least one connection line between the at least one developer supplier and the MUX, and a central processing unit (CPU) which detects a connection signal from the at least one pullup resistor and the at least one connection line, and determines whether an initial developer supplier is mounted according to the value of the connection signal.

Abstract: An auto color registration apparatus and a method thereof capable of improving the precision of a color registration operation, the auto color registration apparatus includes: a color image sensing module to sense color image patterns printed on a transfer belt; a first correction value calculating module to calculate a first color registration correction value for each color by calculating positions of the colors; a correction coefficient calculating module to calculate a correction coefficient of one or more blocks of each of the colors, the one or more blocks formed from first color registration patterns that are printed according to the first color registration correction values; a second correction value calculating module to calculate a second color registration correction value for each block using the corresponding correction coefficient; and a registration controller to print a second color registration pattern according to the second color registration correction value.

Abstract: Disclosed are an apparatus for and a method of correction color registration in an electro-photographic printer. An apparatus for correcting color registration in an electro-photographic printer, in which exposure start points of each color unit for a photosensitive drum are adjusted to superpose images developed in a plurality of colors on matching positions of a transfer belt, includes an exposure unit to project light beams on the photosensitive drum to form latent images of one or more marks for each color unit. A developing unit is also disclosed to generate developed images by developing the latent images of the marks and a mark sensing unit is provided to detect the developed images transferred on a surface of the transfer belt for a predetermined time period. A color registration controller stores information on time points at which the developed images are detected and compares the number of the time points with the number of the marks.

Abstract: A ring oscillator setting apparatus and method depending on an environmental change of an image formation apparatus is provided. The apparatus includes a plurality of ring oscillators for generating different oscillation frequencies. The apparatus further includes a loopspeed detection unit to detect a loopspeed representing the number of pulses generated at the oscillation frequency by one of the ring oscillators selected from the plurality of ring oscillators for a predetermined unit time. Moreover, a state sensing unit is provided to detect a state of system environment of the image formation apparatus. A setting control unit is also provided to select and set one of the ring oscillators selected corresponding to change of the loopspeed detected from the loopspeed detection unit among the plurality of ring oscillators in response to the detected state of the state sensing unit.

Abstract: Provided is a color registration compensation apparatus and method for an electro-photographic image forming apparatus. The color registration compensation apparatus for an electro-photographic image forming apparatus including an exposing unit for forming a plurality of latent images of patterns onto photoconductive drums, wherein at least two of the latent images are comprised of different colors; a developing unit for developing the latent images of the patterns; a pattern sensing unit for sensing the patterns transferred onto a transfer belt after the development; and a color registration control unit for calculating position information data each time the patterns are sensed, for calculating a deviation between the position information data and a set value, for calculating a color registration compensation value using the position information data when the deviation is equal to or less than a threshold value, and for then controlling exposure start timings.

Abstract: Disclosed are an apparatus for and a method of correction color registration in an electro-photographic printer. An apparatus for correcting color registration in an electro-photographic printer, in which exposure start points of each color unit for a photosensitive drum are adjusted to superpose images developed in a plurality of colors on matching positions of a transfer belt, includes an exposure unit to project light beams on the photosensitive drum to form latent images of one or more marks for each color unit. A developing unit is also disclosed to generate developed images by developing the latent images of the marks and a mark sensing unit is provided to detect the developed images transferred on a surface of the transfer belt for a predetermined time period. A color registration controller stores information on time points at which the developed images are detected and compares the number of the time points with the number of the marks.

Abstract: A ring oscillator setting apparatus and method depending on an environmental change of an image formation apparatus is provided. The apparatus includes a plurality of ring oscillators for generating different oscillation frequencies. The apparatus further includes a loopspeed detection unit to detect a loopspeed representing the number of pulses generated at the oscillation frequency by one of the ring oscillators selected from the plurality of ring oscillators for a predetermined unit time. Moreover, a state sensing unit is provided to detect a state of system environment of the image formation apparatus. A setting control unit is also provided to select and set one of the ring oscillators selected corresponding to change of the loopspeed detected from the loopspeed detection unit among the plurality of ring oscillators in response to the detected state of the state sensing unit.

Abstract: An image forming apparatus is configured to facilitate design modification. The image forming apparatus has an engine mechanism to carry out a printing job with respect to a print data applied from an external device, an image processing unit to convert the print data into image data, and an engine controlling unit to control the engine mechanism to carry out the print job with respect to the image data. The engine controlling unit and the image processing unit are arranged on a single printed circuit board (PCB) in which a first and a second division are defined, with the engine controlling unit being arranged in the first division and the image processing unit being arranged in the second division. A circuit element in the second division is shared by the engine controlling unit and the image processing unit to reduce costs and redesign time.

Abstract: An image forming apparatus is configured to facilitate design modification. The image forming apparatus has an engine mechanism to carry out a printing job with respect to a print data applied from an external device, an image processing unit to convert the print data into image data, and an engine controlling unit to control the engine mechanism to carry out the print job with respect to the image data. The engine controlling unit and the image processing unit are arranged on a single printed circuit board (PCB) in which a first and a second division are defined, with the engine controlling unit being arranged in the first division and the image processing unit being arranged in the second division. A circuit element in the second division is shared by the engine controlling unit and the image processing unit to reduce costs and redesign time.