Abstract: Disclosed is a fracture plugging simulation experimental device and an experimental method thereof. The device comprises a simulated wellbore, a simulated formation, a simulated fracture, a plurality of pressure sensors and vales, a mixing barrel, a liquid injection port and a pressurization port, a liquid collection tank, a plugging fluid storage tank, a heating device, etc. The method comprises: loading the simulated formation with the simulated fracture in the simulated wellbore, closing the second valve and turning on the mixing device, injecting a lost circulation material into the mixing barrel, closing the liquid injection port and turning on the heating device and pressurizing, stopping pressurizing and opening the second valve to establish a plugging process, turning on the plunger pump to continue pressurizing, and collecting a fluid pressure change of the simulated fracture in the plugging process; and calculating a pressure-bearing capacity of plugged fracture.

Abstract: A media processing apparatus includes: a base defining (i) a chamber configured to receive a media supply, and (ii) a lower portion of a media outlet; a ribbon positioning assembly coupled to the base, the ribbon positioning assembly configured to support a print head at an upper portion of the media outlet; an input assembly affixed to the ribbon positioning assembly, the input assembly including an input device activatable to generate a signal to a controller of the media processing apparatus; a lid coupled to the base, and movable relative to the base between (i) a closed position to enclose the chamber and the ribbon positioning assembly, and (ii) an open position to expose the chamber for access from an exterior of the media processing apparatus; the lid including an opening configured to align with the input device when the lid is in the closed position.

Abstract: A media processing device includes: a housing; a cover rotatable between open and closed positions; a main logic board (MLB) supporting a controller, and having a slot extending into the MLB from an open end at a perimeter of the MLB, the slot traversing the MLB from an upper surface to a lower surface; a receiver affixed to the MLB on a first side of the slot, and an emitter affixed to the MLB on a second side of the slot, to emit radiation detectable by the receiver; and a tab movably coupled to the housing, to obstruct the slot and prevent detection of the radiation by the receiver when the cover is in a first one of the open and closed positions, and to clear the slot and permit detection of the radiation by the receiver when the cover is in the other of the open and closed positions.

Abstract: An example disclosure printer includes a base assembly, a lid pivotably attached to the base assembly, and a ribbon frame pivotably connected to the base. The ribbon frame is configured to receive at least one ribbon spool; a ribbon locker configured to interact with the ribbon spool via a spool gear assembly, the ribbon locker comprising: a biasing element to maintain a biasing force on the ribbon locker in a first direction, a first pawl, a second pawl, and a central pivot, wherein: when the ribbon locker is rotated by the actuator in the first direction, the first pawl is brought into contact with the spool gear assembly, and when the ribbon locking assembly is rotated in a second direction opposite the first direction, the second pawl is brought into contact with the spool gear assembly.

Abstract: The present disclosure relates to a method for analyzing a geological body with the help of physical and chemical properties thereof, and in particular, to a method for identifying an exudative sandstone uranium deposit. With the method for identifying an exudative sandstone uranium deposit according to the embodiments of the present disclosure, an exudative sandstone uranium deposit formed by an exudation metallogenesis may be systematically identified, so as to guide prediction and prospecting evaluation of a uranium deposit in red variegated sandstone formations of a sedimentary basin, avoid ore dislocation and ore leakage, open up new prospecting positions and spaces, and break through new uranium resources.

Abstract: A media processing device includes: a housing; a cover rotatable between open and closed positions; a main logic board (MLB) supporting a controller, and having a slot extending into the MLB from an open end at a perimeter of the MLB, the slot traversing the MLB from an upper surface to a lower surface; a receiver affixed to the MLB on a first side of the slot, and an emitter affixed to the MLB on a second side of the slot, to emit radiation detectable by the receiver; and a tab movably coupled to the housing, to obstruct the slot and prevent detection of the radiation by the receiver when the cover is in a first one of the open and closed positions, and to clear the slot and permit detection of the radiation by the receiver when the cover is in the other of the open and closed positions.

Abstract: A method for predicting a size range of a lost circulation channel based on deep learning (DL) is provided. The method includes the following steps: S1: acquiring data of the lost circulation channel, and establishing a prediction dataset of the size range of the lost circulation channel; S2: preprocessing the prediction dataset of the size range of the lost circulation channel, and determining the size range of the lost circulation channel; S3: establishing a prediction model for the size range of the lost circulation channel; and S4: optimizing the prediction model for the size range of the lost circulation channel, and predicting the size range of the lost circulation channel. The method overcomes the shortcomings of conventional methods, for example, the prediction value of the size of the downhole lost circulation channel is single, inaccurate and not real-time.

Abstract: A media processing device includes: a housing; a cover rotatable between open and closed positions; a main logic board (MLB) supporting a controller, and having a slot extending into the MLB from an open end at a perimeter of the MLB, the slot traversing the MLB from an upper surface to a lower surface; a receiver affixed to the MLB on a first side of the slot, and an emitter affixed to the MLB on a second side of the slot, to emit radiation detectable by the receiver; and a tab movably coupled to the housing, to obstruct the slot and prevent detection of the radiation by the receiver when the cover is in a first one of the open and closed positions, and to clear the slot and permit detection of the radiation by the receiver when the cover is in the other of the open and closed positions.

Abstract: An embodiment of a cradle has a cradle body configured to support a printing device. The cradle has first and second printer capture flanges extending from the cradle body proximate a capture end of the cradle body. The cradle has first and second biased latches extending from the cradle body between the capture end and a release end of the cradle body. The cradle has a biased release member movable between a first position and a release position. The cradle has a release linkage supported by the cradle body, the release linkage coupling the biased release member and the first and second biased latches, wherein the release linkage is structured to drive the first and second biased latches from respective locked positions to respective unlocked positions in response to movement of the biased release member from a first position to a release position.

Abstract: A system to monitor available media in a printer is disclosed. The system may include a media holder that includes a support frame and a support member that extends from the support frame. The support member may be configured to receive a media roll. The system may include an optical sensor attached to the support frame of the media holder. The optical sensor may be configured to include an axial end of the media roll within a field of view of the optical sensor. The optical sensor may be configured to output sensor data that indicates whether the media roll has available media according to a radius of the axial end.

Abstract: An embodiment of a cradle has a cradle body configured to support a printing device. The cradle has first and second printer capture flanges extending from the cradle body proximate a capture end of the cradle body. The cradle has first and second biased latches extending from the cradle body between the capture end and a release end of the cradle body. The cradle has a biased release member movable between a first position and a release position. The cradle has a release linkage supported by the cradle body, the release linkage coupling the biased release member and the first and second biased latches, wherein the release linkage is structured to drive the first and second biased latches from respective locked positions to respective unlocked positions in response to movement of the biased release member from a first position to a release position.

Abstract: A media processing apparatus includes: a base defining (i) a chamber configured to receive a media supply, and (ii) a lower portion of a media outlet; a ribbon positioning assembly coupled to the base, the ribbon positioning assembly configured to support a print head at an upper portion of the media outlet; an input assembly affixed to the ribbon positioning assembly, the input assembly including an input device activatable to generate a signal to a controller of the media processing apparatus; a lid coupled to the base, and movable relative to the base between (i) a closed position to enclose the chamber and the ribbon positioning assembly, and (ii) an open position to expose the chamber for access from an exterior of the media processing apparatus; the lid including an opening configured to align with the input device when the lid is in the closed position.

Abstract: A media processing device includes: a housing; a cover rotatable between open and closed positions; a main logic board (MLB) supporting a controller, and having a slot extending into the MLB from an open end at a perimeter of the MLB, the slot traversing the MLB from an upper surface to a lower surface; a receiver affixed to the MLB on a first side of the slot, and an emitter affixed to the MLB on a second side of the slot, to emit radiation detectable by the receiver; and a tab movably coupled to the housing, to obstruct the slot and prevent detection of the radiation by the receiver when the cover is in a first one of the open and closed positions, and to clear the slot and permit detection of the radiation by the receiver when the cover is in the other of the open and closed positions.

Abstract: A method of designing a particle size distribution of particulate bridging lost circulation material for a fractured leakage includes the following steps: classifying the lost circulation materials according to a particle size; calculating an expected range of a characteristic particle size of the lost circulation materials according to a fracture width and particle size selection criteria; setting a relative percentage content of the each level of the lost circulation materials; using a particle size distribution function to fit a particle size distribution curve; calculating the characteristic particle size of the lost circulation materials according to the particle size distribution curve; determining whether the calculated characteristic particle size conforms to the expected range of the characteristic particle size; and generating the particle size distribution of the lost circulation materials conforming to the particle size selection criteria.

Abstract: A method of designing a particle size distribution of particulate bridging lost circulation material for a fractured leakage includes the following steps: classifying the lost circulation materials according to a particle size; calculating an expected range of a characteristic particle size of the lost circulation materials according to a fracture width and particle size selection criteria; setting a relative percentage content of the each level of the lost circulation materials; using a particle size distribution function to fit a particle size distribution curve; calculating the characteristic particle size of the lost circulation materials according to the particle size distribution curve; determining whether the calculated characteristic particle size conforms to the expected range of the characteristic particle size; and generating the particle size distribution of the lost circulation materials conforming to the particle size selection criteria.

Abstract: A data transmission method is performed by at least one processor of a terminal, and includes displaying one or more messages, each of the one or more messages including a data file, based on a touch and hold input on one of the one or more messages, displaying an option for displaying one or more icons respectively indicating one or more hardware devices capable of executing the data file of the one of the one or more messages, based on a touch input on the option, displaying the one or more icons respectively indicating the one or more hardware devices, and based on a touch input on one of the one or more icons indicating one of the one or more hardware devices, sending, to the one of the one or more hardware devices, the data file of the one of the one or more messages.

Abstract: An embodiment of a cradle has a cradle body configured to support a printing device. The cradle has first and second printer capture flanges extending from the cradle body proximate a capture end of the cradle body. The cradle has first and second biased latches extending from the cradle body between the capture end and a release end of the cradle body. The cradle has a biased release member movable between a first position and a release position. The cradle has a release linkage supported by the cradle body, the release linkage coupling the biased release member and the first and second biased latches, wherein the release linkage is structured to drive the first and second biased latches from respective locked positions to respective unlocked positions in response to movement of the biased release member from a first position to a release position.

Abstract: A data transmission method is performed by at least one processor of a terminal, and includes displaying one or more messages, each of the one or more messages including a data file, based on a touch and hold input on one of the one or more messages, displaying an option for displaying one or more icons respectively indicating one or more hardware devices capable of executing the data file of the one of the one or more messages, based on a touch input on the option, displaying the one or more icons respectively indicating the one or more hardware devices, and based on a touch input on one of the one or more icons indicating one of the one or more hardware devices, sending, to the one of the one or more hardware devices, the data file of the one of the one or more messages.

Abstract: The invention discloses a cast wheel mold cavity exhaust device, includes a bottom mold, a side mold, a top mold, an upper exhaust pin and a lower exhaust pin. A boss is provided on the bottom mold corresponding to the window molding part of a wheel, a groove cavity is provided on the top mold corresponding to the boss, a step hole is provided on the boss of the bottom mold, and the lower exhaust pin is installed in the step hole.