Abstract: A heat insulation door of a refrigeration appliance has a door body with a heat insulation glass module, which includes at least two layers of glass plates disposed with an interval, and a first sealing portion is disposed between the edges of the adjacent glass plates to form an enclosed heat insulation space between the adjacent glass plates; a doorframe surrounds an edge of the heat insulation glass module along a circumferential direction, wherein the doorframe has a rear frame portion located at the back of the heat insulation glass module along a front-to-rear direction of a door, and a door sealing strip is provided at the back of the rear frame portion. Along a direction parallel to the door body, the door sealing strip is at least partially located on an inner side of the first sealing portion located on a same edge.

Abstract: A polishing device for optical elements includes: a tool shank (1), and a polishing disc base; wherein the tool shank (1) is connected to the polishing disc base and is mounted on a tool shaft of a numerical-controlled processing device; wherein a polishing film (3) is stuck on the polishing disc base; the polishing disc base is a profiling polishing disc base (7), a cylinder polishing disc base (2), a profiling polishing disc base (12) or a spherical polishing disc base (8); wherein the tool shank (1) is independent and universal, thereby reducing the processing cost of the polishing device. A polishing method for optical elements is based on the shapes mentioned above of the polishing disc base, including steps of: fixing a polishing disc connecting rod (11); sticking a polishing film (3); trimming the polishing film (3); and polishing an unprocessed work piece (6).

Abstract: An aerodynamic optical effect correction and identification integrated real-time processing system, comprising an FPGA module, a multi-core main processor DSP, a plurality of auxiliary processors ASICs and an infrared image non-uniformity correction system-on-chip (SoC). By means of the system, full-image thermal radiation correction, denoising, transmission effect correction and target detection processes of an aerodynamic optical effect degradation image are achieved. Correspondingly, provided is the corresponding method.

Abstract: A refrigeration appliance includes a case body and a door connected to the case body. The door includes a doorframe, a container connected to the back of the doorframe, and a foamed heat insulation material located between the doorframe and the container. The door has a through hole that extends in a front-to-rear direction. The doorframe has a first wall facing the through hole. The container has a second wall facing the through hole. The first wall and the second wall are superposed and clamped to form an inner wall of the through hole. This solution can avoid displacement between the doorframe and the container, thereby avoiding foam leakage.

Abstract: A refrigeration appliance and a door for a refrigeration appliance. The door includes an inner door-wall, a door plate and a side cover. The side cover includes a first cover member and a second cover member bonded along a length direction of the side cover. A connecting structure connects the first cover member and the second cover member. The connecting structure includes at least two slots and at least two insert portions inserted into the matching slots in the length direction of the side cover. The at least two insert portions include a first insert portion and a second insert portion perpendicular to each other. Accordingly, the first cover member and the second cover member are connected conveniently, and connecting stability and firmness are achieved.

Abstract: A method for detecting defects in computer software code comprises: preprocessing a code to check; generating an SEG for the code to check, wherein the SEG includes nodes, data dependency edges and control dependency edges that connect the nodes, wherein, the nodes include value nodes and operator nodes, the value nodes including terminal value nodes representing unknown values or constants generated outside a function, and non-terminal value node representing values generated within the function, wherein each non-terminal value node is associated with a unique memory location, and wherein the data dependency edge is a directed edge connecting a value node to another value node that has a direct data dependency relationship with the value node, and traversing the SEG in a depth-first way backward from a null pointer node in a lowest level of the SEG and generating a bug report when a defect is found.

Abstract: A machine control system includes an input module, a worktable, a first sliding module, a second sliding module, a lathe feeding module, a lathe tool connected to the lathe feeding module, a milling feeding module, a milling cutter connected to the milling feeding module, and a control module. The control module is electrically connected to the input module, the worktable, the first sliding module, the second sliding module, the lathe feeding module, and the milling feeding module, wherein the input module inputs control parameters into the control module to control the first sliding module and the second sliding module. The lathe feeding module controls the lathe tool to slide along a third direction perpendicular to the first direction and the second direction reciprocally, and the milling feeding module controls the milling cutter to slide along the third direction and rotate along a first axis.

Abstract: A door for a refrigerator includes a door housing, which is provided with a thermal insulation material therein, where the thermal insulation material is combined with the door housing. The door housing has a concave portion recessed backwards from a front surface of the door, where one end of the concave portion is provided with a ramp that extends forwards. A detachable member is provided and is isolated from the thermal insulation material and is connected to the door housing. Accordingly, at least one part of the ramp is formed by the detachable member.

Abstract: A refrigerator includes a door having a handle groove, a grip portion located in front of the handle groove, and a front panel located in front of the grip portion. The grip portion is close to a rear surface of the front panel or is in contact with the rear surface of the front panel. The door includes at least a metal reinforcement member disposed in the grip portion.

Abstract: An aerothermal radiation effect frequency domain correction method, comprising: use a Gaussian surface to approximate a thermal radiation noise, perform a Fourier transform on the thermal radiation noise to obtain an amplitude spectrum, then normalize and segment the amplitude spectrum to obtain a filter thresholding template, BW, then use the filter thresholding template, BW, to construct a filter function, H; perform a Fourier transform on an image degraded by aerodynamic thermal radiation, f, to obtain a centralized frequency spectrum, F, then take the dot product of F and H to obtain a real-time image frequency spectrum, G; and perform an inverse Fourier transform on G to obtain a modulus, and acquire an image corrected for thermal radiation, g. Using the method effectively removes background noise generated by aerothermal radiation to restore a clear image, greatly improving image quality and image signal-to-noise ratio.

Abstract: Disclosed in the present invention is a contrast constrained aerothermal radiation correction method. By analyzing features of images at different intensities of aerothermal radiation, it has been discovered that the stronger the aerothermal radiation effect is, the smaller the image contrast becomes, and when thermal radiation correction is performed using a gradient fitting algorithm, it has been discovered that time consumption thereof grows exponentially with an increase in a degree of a fitting surface and with an increase in an image size. The present invention can rapidly and effectively restore an aerothermal radiation image, remarkably improving a signal to noise ratio and quality of the image.

Abstract: An aerodynamic optical effect correction and identification integrated real-time processing system, comprising an FPGA module, a multi-core main processor DSP, a plurality of auxiliary processors ASICs and an infrared image non-uniformity correction system-on-chip (SoC). By means of the system, full-image thermal radiation correction, denoising, transmission effect correction and target detection processes of an aerodynamic optical effect degradation image are achieved. Correspondingly, provided is the corresponding method.

Abstract: Disclosed in the present invention is a contrast constrained aerothermal radiation correction method. By analyzing features of images at different intensities of aerothermal radiation, it has been discovered that the stronger the aerothermal radiation effect is, the smaller the image contrast becomes, and when thermal radiation correction is performed using a gradient fitting algorithm, it has been discovered that time consumption thereof grows exponentially with an increase in a degree of a fitting surface and with an increase in an image size. The present invention can rapidly and effectively restore an aerothermal radiation image, remarkably improving a signal to noise ratio and quality of the image.

Abstract: A refrigerator includes a case body enclosing a storage space, and a heat insulation wall disposed within the storage space. The storage space is divided into mutually isolated storage compartments by the heat insulation wall. The heat insulation wall includes a vacuum glass module, and the vacuum glass module includes at least two glass layers disposed at a spacing from each other and a vacuum heat insulation cavity located between adjacent glass layers. The vacuum glass module can reduce the thickness of the heat insulation wall and improve the storage performance of the refrigerator.

Abstract: A refrigerator includes a case body; a first door, pivotally connected to the case body by using a first hinge; and a second door, pivotally connected to the first door by using a second hinge. The top of the first door is provided with a first installation portion adapted to install the first hinge and a second installation portion adapted to install the second hinge. The second installation portion includes a groove recessed downwards from the first installation portion. The solution of the present invention can reserve more space for movement of a door body along a height direction, thereby avoiding interference between the first hinge and the second hinge.

Abstract: A refrigerator includes a case body, an outer door, and an inner door disposed in front of the outer door. The outer door has a front door panel that forms a facade of the outer door. The front door panel includes a cover portion, and the cover portion projects, along a length or width direction, out of a heat-insulation portion that is of the outer door and that is configured to seal the opening. The outer door further includes a protecting plate, connected to a rear surface of the cover portion and faces the inner door. The refrigerator is provided with a good appearance on the premise that good cooperation between the inner door and the outer door is ensured.

Abstract: A refrigeration appliance includes a case body and a door connected to the case body. The door includes a doorframe, a container connected to the back of the doorframe, and a foamed heat insulation material located between the doorframe and the container. The door has a through hole that extends in a front-to-rear direction. The doorframe has a first wall facing the through hole. The container has a second wall facing the through hole. The first wall and the second wall are superposed and clamped to form an inner wall of the through hole. This solution can avoid displacement between the doorframe and the container, thereby avoiding foam leakage.

Abstract: A household appliance has a case body and a door that is pivotable about a rotation axis relative to the case body. The door includes a doorframe and a front door panel connected to a front side of the doorframe. The front door panel includes a protruding portion that extends out of the doorframe along a length or width direction of the door, and the door further includes a cover member disposed behind the protruding portion. The structure of the door is thus more diversified, to ensure a function of the door, and at the same time, meet an appearance requirement of industrial design.

Abstract: The heat insulation door of a refrigeration appliance has a door body. The door body includes a heat insulation glass module with at least two layers of glass plates disposed with an interval; a doorframe that surrounds the heat insulation glass module and that includes a rear frame portion located at the back of the heat insulation glass module, and a door sealing strip connected to the back of the rear frame portion. The doorframe further has an enclosed heat insulation cavity, wherein the heat insulation cavity is located between the door sealing strip and the heat insulation glass module along a front-to-rear direction or located on the inner side of the door sealing strip in a direction parallel to the door body. The present invention can improve the heat insulation effect of the refrigeration appliance.

Abstract: A refrigeration appliance and a heat insulation door thereof are provided. The heat insulation door includes a heat insulation vacuum glass module formed with a first glass plate and the second glass plate that are overlapped and that have a first interval; a third glass plate overlapped on the vacuum glass module and having a second interval with the vacuum glass module; and the second interval is filled with inert gas. The novel door improves the heat insulation of the refrigeration appliance.