Abstract: A modeling method for soft measurement of temperature of a blast furnace tuyere raceway includes: collecting picture data of flame combustion at the blast furnace tuyere raceway, physical variable data reflecting operation states of a blast furnace and combustion temperature data of the blast furnace tuyere raceway; extracting characteristics of the picture data of the flame combustion; constructing a multi-kernel least squares support vector regression model based on Pearson correlation coefficient method and least squares support vector regression algorithm as a soft measurement model; optimizing parameters of the soft measurement model by using sine cosine optimization algorithm; and taking optimal kernel function parameters of the picture data, kernel function parameters of the physical variable data and regularization parameters in the multi-kernel least squares support vector regression model as final parameters of the soft measurement model, and achieving prediction and calculation of the combustion te

Abstract: A computer-implemented method comprises initializing a plurality of segment lists. Each segment list of the plurality of segment lists corresponds to a respective one of a plurality of disk drives. Each segment list divides storage space of the respective disk drive into a plurality of segments. The method further comprises, for each of the plurality of disk drives, identifying one or more candidate segments from the plurality of segments; calculating a respective segment distance variance for one or more combinations of identified candidate segments. Each combination of identified candidate segments includes one candidate segment for each of the plurality of disk drives. The method further comprises selecting a combination of the one or more combinations of identified candidate segments having the smallest respective segment distance variance; and storing data on the plurality of disk drives according to the selected combination of identified candidate segments.

Abstract: Systems, methods, and membranes involving ion exchange membranes are disclosed. In an embodiment of the present invention, an ultrathin laminar layer made of inorganic nanosheets may be coated on one side or both sides of a polymeric anion exchange membrane (AEM), forming a composite AEM. Oxidation stability measurements may indicate that composite AEM provide superior oxidation resistance to exemplary polymeric AEMs and to commercial polymeric AEMs.

Abstract: A process for purifying a crude composition comprising rectifying the crude composition in a rectification plant. The rectification plant comprises a rectification column including: a first overhead condenser for condensing a head fraction, and a reboiler for evaporating a bottom fraction. A difference between a temperature of the head fraction and a temperature of the bottom fraction is less than or equal to 20° C. A heat pump is provided between the first overhead condenser and the reboiler. The heat pump is an indirect heat pump that is operated with water or methanol as a refrigerant, and the indirect heat pump includes an expansion valve and a compressor. The heat pump comprises a second condenser located upstream of the compressor.

Abstract: A pressure detection module and an electronic device are provided. The pressure detection module is arranged on an inner surface of a housing of the electronic device, and includes a first circuit board, a second circuit board, a force transmission member, a first electrode, and a second electrode. The first circuit board is fixedly connected to the second circuit board by a fixing member. The first electrode is fixed to the first circuit board, the second electrode is fixed to the second circuit board, and the first electrode is arranged opposite the second electrode. The force transmission member is located between a force input area of the housing and the first circuit board, and configured to transmit an external pressure received by the force input area to the first circuit board and drive the first electrode on the first circuit board to move in a direction toward the second electrode.

Abstract: Systems and methods for rechargeable batteries are provided. In an embodiment, a battery may include a cathode, an anode, an electrolyte solution, and a current collector. The anode may include a 3D porous structure. The 3D porous structure may have a higher electrical conductivity at one end than at the other end, and lithium ions may be dispersed throughout the 3D porous structure.

Abstract: A controller of an isolated switching converter having a primary and secondary switch, the controller includes a valley detection circuit for providing a valley pulse signal in response to valleys of a resonant voltage, a pulse frequency modulation circuit for providing a pulse frequency modulation signal based on a feedback signal indicative of an output voltage, a primary on enable circuit for providing a primary on enable signal based on the pulse frequency modulation signal and valley pulse signal, a secondary logic circuit for generating a secondary control signal to control the secondary switch based on a primary off detection signal, a zero cross detection signal and the primary on enable signal, and a primary logic circuit for generating a primary control signal to control the primary switch based on a synchronous signal electrically isolated from the primary on enable signal.

Abstract: Provided are a capacitance detection apparatus and an electronic device. The capacitance detection apparatus includes: a chip; and a detection electrode layer, where the detection electrode layer is integrally disposed with the chip and electrically connected to the chip, the detection electrode layer includes at least one detection electrode configured to form at least one capacitance detection channel, the at least one capacitance detection channel is respectively configured to output at least one capacitance detection signal, and the chip is configured to process the at least one capacitance detection signal.

Abstract: A power switch circuit with current sensing is disclosed. The power switch circuit is coupled between an input voltage and an output terminal. The power switch circuit includes a power switch, a first sensing switch, an adjusting circuit and a second sensing switch. The power switch is coupled to the input voltage. The first sensing switch is coupled in series between the power switch and the output terminal. There is a first node between the first sensing switch and the power switch. The adjusting circuit is coupled to the first node. The second sensing switch is coupled between the adjusting circuit and the output terminal. A control terminal of the power switch is coupled to a first control voltage. Control terminals of the first sensing switch and the second sensing switch are coupled to a second control voltage. The second control voltage is different from the first control voltage.

Abstract: Systems and methods for rechargeable batteries are provided. In an embodiment, a battery may include a cathode, an anode, an electrolyte solution, and a current collector. The anode may include a 3D porous structure. The 3D porous structure may have a higher electrical conductivity at one end than at the other end, and lithium ions may be dispersed throughout the 3D porous structure.

Abstract: A package structure comprises a metal plate (20) where a slot is formed, a ceramic piece (60), and a metal heat sink (70) welded onto the back surface of the ceramic piece (60). The ceramic piece (60) and the metal heat sink (70) are vertically inserted into the slot and welded to the metal plate (20). A semiconductor and a matching circuit may be disposed on the metal heat sink (70). The ceramic piece (60) replaces a glass seal; metalized interconnection is provided inside the ceramic piece (60) for fabricating a metalized pattern having complex connection relations, and the electrical interconnection is more flexible. In the package structure, metalized wiring is carried out by using the ceramic piece. Compared with round lead machining, higher precision is achieved.

Abstract: A new real-time video communication system includes a set of electronic devices. Each device runs a specialized real-time video communication software application including a video quality module. The video quality module retrieves network connection statistic data from a network connection module, and video encoder statistic data from a video quality module. The video quality module uses the network connection statistic data and the video encoder statistic data to determine a first objective video quality measure without extensive mathematical operations. The video quality module also uses the first objective video quality measure, the network connection statistic data and the video encoder statistic data to determine a second objective quality measure without extensive mathematical operations.

Abstract: Method and apparatus for reducing resource consumption in container image management. Embodiments include receiving directory information and checksum information corresponding to a plurality of files of a container image. Embodiments include determining, based on the directory information and the checksum information, whether each file of the plurality of files is present in a repository. For each respective file of the plurality of files that is determined to be present in the repository, embodiments include updating a file list for the container image to indicate a respective location in the repository of the respective file. For each given file of the plurality of files that is determined not to be present in the repository, embodiments include storing the given file at a given location in the repository and updating the file list for the container image to indicate the given location in the repository of the given file.

Abstract: A driving circuit for driving a synchronous rectifier device. The driving circuit may include a controllable clamping circuit having a first terminal coupled to a sensing terminal of the driving circuit, a second terminal coupled to a reference ground terminal of the driving circuit, a third terminal coupled to a driving terminal of the driving circuit, and a control terminal configured to receive a supply indication signal indicative of a voltage potential at a supply terminal of the driving circuit. The third terminal of the controllable clamping circuit may be connected to the second terminal of the controllable clamping circuit when the supply indication signal indicates that the voltage potential at the supply terminal has not been established to maintain the synchronous rectifier device off.

Abstract: The disclosure provides a class of pH-sensitive, helix/random conformation switchable antimicrobial polypeptide (HRS-AMP) compositions as a single agent to selectively kill bacteria (e.g., H. pylori) under acidic condition in the stomach with diminished bacterial resistance compared to currently used antibiotics. Methods of treating bacterial infections in the stomach are also provided.

Abstract: Provided are a capacitance detection apparatus and an electronic device. The capacitance detection apparatus includes: a chip; and a detection electrode layer, where the detection electrode layer is integrally disposed with the chip and electrically connected to the chip, the detection electrode layer includes at least one detection electrode configured to form at least one capacitance detection channel, the at least one capacitance detection channel is respectively configured to output at least one capacitance detection signal, and the chip is configured to process the at least one capacitance detection signal.

Abstract: The present disclosure provides a detection circuit and an electronic device. The detection circuit includes a driving circuit, a cancelling circuit, and a switching circuit. Each driving module of the driving circuit is coupled to a detection capacitor for charging it; each cancelling module of the cancelling circuit is coupled to the detection capacitor to perform capacitance cancellation through two directions; each cancelling module of the cancelling circuit is coupled to the switching module to perform conversion of a capacitive signal and then output. The present disclosure can improve a detection accuracy of the capacitor.

Abstract: A computer-implemented method comprises initializing a plurality of segment lists. Each segment list of the plurality of segment lists corresponds to a respective one of a plurality of disk drives. Each segment list divides storage space of the respective disk drive into a plurality of segments. The method further comprises, for each of the plurality of disk drives, identifying one or more candidate segments from the plurality of segments; calculating a respective segment distance variance for one or more combinations of identified candidate segments. Each combination of identified candidate segments includes one candidate segment for each of the plurality of disk drives. The method further comprises selecting a combination of the one or more combinations of identified candidate segments having the smallest respective segment distance variance; and storing data on the plurality of disk drives according to the selected combination of identified candidate segments.

Abstract: Modeling appropriate comparable properties for the assessment of appraisals entails accessing a property dataset, wherein subsets of properties represented in the property data are determined to be members of respective condominium projects. Condominium project identification information is scrubbed, standardized and updated using various techniques. An automated valuation model is applied to the property data, preferably implementing the condominium project variable as a location fixed effect variable. Appraisal reports where the subject property is a condominium are then analyzed using the results of the automated valuation model, including but not limited to ranking and displaying the appraiser-chosen comparables among the model-chosen comparables.

Abstract: Method and apparatus for reducing resource consumption in container image management. Embodiments include receiving directory information and checksum information corresponding to a plurality of files of a container image. Embodiments include determining, based on the directory information and the checksum information, whether each file of the plurality of files is present in a repository. For each respective file of the plurality of files that is determined to be present in the repository, embodiments include updating a file list for the container image to indicate a respective location in the repository of the respective file. For each given file of the plurality of files that is determined not to be present in the repository, embodiments include storing the given file at a given location in the repository and updating the file list for the container image to indicate the given location in the repository of the given file.