Abstract: Disclosed are a dust box assembly, a cleaning device, and a detection method for a dust box's dust fullness, which relate to the technical field of cleaning machines. A dust box is applied to a cleaning device, the cleaning device includes a fan assembly and a dust box, the fan assembly communicates with the dust box via a dust inlet, and a flip cover flipped to open and close the dust inlet is provided in the dust box. The detection method includes: obtaining a target distance between the flip cover and the dust inlet by a processor, and storing the target distance in a memory by the processor; obtaining an operating distance between the flip cover and the dust inlet by a detection module; and comparing the target distance with the operating distance by the processor, and determining whether the dust box is full of dust by the processor.

Abstract: Disclosed is an unsupported bimetallic hydrogenation catalyst, its preparation and application thereof. The catalyst is composed of a complex formed by bonding a metal central atom or central ion with an organic ligand through a coordination bond, and has a schematic composition represented by formula (I): M1M2Oa[R(COO)x]b (I), in which M1 and M2 represent metals, R(COO)x represents an organic ligand, R represents the hydrocarbyl group of the organic ligand, COO represents the coordinating group of the organic ligand, x represents the number of coordinating groups in the organic ligand, a represents the molar ratio of oxygen atom linked to the metal via a non-coordination bond to the total amount of the metal, and b represents the molar ratio of the organic ligand to the total amount of the metal. When used for hydrogenation of hydrocarbons, the catalyst and composition thereof show high dispersibility in oil phase, high hydrogenation activity and high selectivity to target product.

Abstract: A method for detecting a QRS complex of an electrocardiogram signal, an apparatus therefor, a device and a medium are provided. A QRS complex of an electrocardiogram signal is detected by a detection model including a DenseNet and a dual-channel Long Short-Term Memory (LSTM). Spatial feature information of the QRS complex in the electrocardiogram signal is learned through the DenseNet, and then the spatial feature learned by the DenseNet and the time sequence data are input into respective channels of the dual-channel LSTM, so that the dual-channel LSTM can fuse the spatial information and the time sequence information of the QRS complex in the electrocardiogram signal, thereby improving a segmentation effect of the model on features, and finally improving accuracy of detecting the QRS complex.

Abstract: Disclosed is an unsupported hydrogenation catalyst, its preparation and application thereof. The unsupported hydrogenation catalyst is composed of a complex formed by bonding a metal central atom or central ion with an organic ligand through coordination bond, wherein the metal is selected from the group consisting of Group VB metals, Group VIB metals, Group VIII metals, Group IB metals or combinations thereof that have a hydrogenation activity. The organic ligand comprises a hydrocarbyl moiety and a coordinating group, and forms a coordination bond with the metal central atom or central ion through an oxygen atom. The unsupported hydrogenation catalyst can be used for hydrogenation reaction of hydrocarbons, and has high oil solubility, dispersibility and hydrogenation activity.

Abstract: The present disclosure discloses a simple reflex intelligent agent for crawling literature data and a method for crawling literature data. The simple reflex intelligent agent includes a performance module, an environment module, a sensing module and an actuator module; the performance module is used to construct a performance objective function; the environment module constructs an environment collection for the simple reflex intelligent agent; the sensing module monitors whether system time and a number of journals have been changed; the actuator module sets targets based on the performance objective function and automatically crawls literature data.

Abstract: A process for producing light olefins from inferior oils includes the steps of: subjecting an inferior oil to a thermal conversion reaction in the presence of hydrogen to obtain a conversion product; separating the conversion product to obtain a first separated product; separating the first separated product to obtain an upgraded oil and a pitch; subjecting the upgraded oil to hydro-upgrading to obtain a hydro-upgraded oil; separating the hydro-upgraded oil to obtain a hydro-upgraded heavy oil; and subjecting the hydro-upgraded heavy oil to catalytic cracking to obtain a catalytic cracking product comprising a light olefin.

Abstract: The present invention discloses a fragrance machine, including a housing and an atomizing assembly. A limiting pipe is fixed in the housing; the limiting pipe is communicated with atmosphere outside the housing; an atomizing pipe and a liquid storage bottle are inserted in the limiting pipe; an atomizing core is fixed on the atomizing pipe; through holes are formed on the atomizing pipe; the liquid storage bottle is fixed with the atomizing pipe; the atomizing core and the through holes are limited at an inner side of an opened end of the liquid storage bottle; the atomizing core is provided with a liquid spray hole and an air spray hole which are arranged perpendicularly; the liquid spray hole is communicated with the interior of the liquid storage bottle; an air pump is communicated with the air spray hole; and a power supply is electrically connected with the air pump.

Abstract: The present invention discloses a fragrance machine, including a housing, an atomizing assembly and a power supply, wherein an opened end of a connecting pipe is communicated with the atmosphere outside the housing; a liquid storage bottle is limited in a hollow part of the housing, and has an opened end detachably fixed with a closed end of the connecting pipe; the closed end of the connecting pipe is provided with connecting holes and a blind mounting hole; an atomizing pipe is embedded in the blind mounting hole; a mounting block provided with a liquid spray hole is fixed at one end of the atomizing pipe; the liquid spray hole is communicated with the interior of the liquid storage bottle; an air nozzle is arranged in the atomizing pipe; the air nozzle is communicated with an air pump; and the power supply is electrically connected with the air pump.

Abstract: The present invention discloses a fragrance machine, comprising: a driving component and an atomizing component are mounted in a housing; the driving component comprises an air pump and a power supply which are arranged in the housing; the air pump is mounted in a cavity jointly defined by a cover body and a mounting seat; the atomizing component comprises an atomizing pipe, an atomizing nozzle, a connecting pipe and a liquid storage bottle. The present application has a good atomization effect, and the noise generated by the air pump during operation can be effectively blocked, so that the noise during operation of the fragrance machine is very low.

Abstract: The present disclosure provides glass, and a manufacturing method and a control method thereof. The glass includes a first glass layer, a plurality of transparent conductive strips and a second glass layer. The plurality of transparent conductive strips are between the first glass layer and the second glass layer, and are configured to generate heat when being supplied with power.

Abstract: A mist removing device, a controlling method thereof a mist removing system and a control element are provided, which relate to the field of mist removing technology. The mist removing device includes power supply module, electrode array and insulating layer. Electrode array and insulating layer are arranged on substrate in stacked manner in direction away from substrate. Orthographic projection of insulating layer onto substrate covers orthographic projection of electrode array onto substrate. Power supply module is connected with electrode array. Power supply module is configured to supply power to electrode array such that electrode array forms electric field to cause droplets in mist to converge under action of electric field, where mist is formed on side of insulating layer away from substrate. Mist on surface of substrate can be effectively removed.

Abstract: A desulfurization catalyst includes at least: 1) a sulfur-storing metal oxide, 2) an inorganic binder, 3) a wear-resistant component, and 4) an active metal component. The sulfur-storing metal is one or more of a metal of Group IIB of the periodic table, a metal of Group VB of the periodic table, and a metal of Group VIB of the periodic table, e.g., zinc. The desulfurization catalyst has a good stability and a high desulfurization activity.

Abstract: A method for controlling the solids distribution in a bitumen froth produced when processing an oil sands ore having a d50 of about 250 ?m or greater and a d90 of about 450 ?m or greater is provided comprising adding a high-fines material having a d50 of about 50 ?m or less and a fines content of about 40% of the solids or greater to the oil sands ore to form an ore blend; and processing the ore blend in a water-based bitumen extraction process to produce the bitumen froth.

Abstract: A process for producing light olefins from inferior oils includes the steps of: subjecting an inferior oil to a thermal conversion reaction in the presence of hydrogen to obtain a conversion product; separating the conversion product to obtain a first separated product; separating the first separated product to obtain an upgraded oil and a pitch; subjecting the upgraded oil to hydro-upgrading to obtain a hydro-upgraded oil; separating the hydro-upgraded oil to obtain a hydro-upgraded heavy oil; and subjecting the hydro-upgraded heavy oil to catalytic cracking to obtain a catalytic cracking product comprising a light olefin.

Abstract: A method for extracting bitumen from an oil sands ore comprising swelling clays such as smectite is provided comprising blending said ore sands ore comprising swelling clays with a substantially swelling clays-free oil sands ore to give a blended oil sands ore having less than 1% swelling clays.

Abstract: A method for extracting bitumen from an oil sands ore comprising swelling clays such as smectite is provided comprising blending said ore sands ore comprising swelling clays with a substantially swelling clays-free oil sands ore to give a blended oil sands ore having less than 1% swelling clays.

Abstract: Disclosed is a process and system for upgrading low-quality oils. The upgrading process comprises: (1) subjecting a low-quality oil to a conversion reaction in the presence of hydrogen and optionally in the presence of a conversion catalyst to obtain a conversion product, (2) processing the conversion product to obtain a first processed product, wherein the first processed product comprises a specific amount of a special component, and (3) subjecting the first processed product to extraction separation to obtain an upgraded oil and a pitch. The upgrading process and the upgrading system have the advantages of stable operation, high upgrading efficiency, environmental friendliness, low coke yield or high yield of upgraded oil.

Abstract: A process for producing catalytic cracking gasoline includes the following steps: i) subjecting a heavy feedstock oil to a catalytic cracking reaction in the presence of a first catalytic cracking catalyst to obtain a first reaction product; ii) subjecting a hydrogenated cycle oil to a catalytic cracking reaction in the presence of a second catalytic cracking catalyst to obtain a second reaction product; iii) separating a mixture of the first reaction product and the second reaction product to obtain a catalytic cracking gasoline and a catalytic cracking light cycle oil; iv) subjecting the catalytic cracking light cycle oil or a fraction thereof to hydrogenation to obtain a hydrogenated product; and v) recycling the hydrogenated product to the step ii) as the hydrogenated cycle oil.

Abstract: The present invention relates to a benzotriazole derivative, a preparation process thereof and the use thereof in preparation of the lubricating oil composition. The structure of the benzotriazole derivative of the present invention is shown by general formula (I). The benzotriazole derivative of the present invention, as the anti-wear additive for lubricating oil, not only has an excellent extreme pressure anti-wear property, but also has one or more excellent properties of thermal oxidation stability, corrosion resistance, rust resistance and anti-friction performance. In the general formula (I), each of the group(s) and the number(s) are defined as in the description.

Abstract: Electrified vehicle including a vehicle battery, and a processor configured to receive map data and generate a route based on the map data, and in response to a required vehicle energy needed to complete the route exceeding the current vehicle energy, modify the route to include at least one charging stop, wherein the at least one charge stop includes: a first number of shorter charging stops for recharging the battery at a first rate to a first state of charge less than a maximum state of charge, and a second number of longer charging stops for recharging the battery at a second rate to a second state of charge higher than the first state of charge, wherein the first rate is faster than the second rate and the first and second number of charging stops are selected to minimize combined charging time of the at least one charging stop.