34results about How to "Problems affecting lifespan" patented technology

The invention discloses a process for hydrogenation and upgrading of low-quality gasoline. The process is as follows: raw gasoline is cut into light fractions and heavy fractions at 60-90°C, wherein the heavy fractions are first mixed with hydrogen and then contacted with a hydrodesulfurization catalyst reaction, and the reacted effluent is then contacted with an aromatization modification catalyst for aromatization modification reaction to obtain a high-octane low-sulfur gasoline fraction; The treated light fractions are mixed to obtain the product gasoline. Using the method of the invention can make the gasoline sulfur content≤150μg / g, olefin content≤20%, aromatic hydrocarbon content≤40%, and RON increase by 1-3 units.

The invention discloses an unauthorized frequency band uplink power control method and related equipment, used for providing an uplink power control scheme applicable to an unauthorized frequency band LTE system. The method comprises the steps as follows: a base station acquires interference strength information of interference communication nodes of the base station and / or interference communication nodes around a terminal; the base station determines uplink transmission efficiency of the terminal according to the interference strength information; and the base station configures the terminal to transmit an uplink signal at an unauthorized frequency band according to the uplink transmission power.

The invention provides an automatic open-close flap gate provided with a longitudinal oblique shaft. The automatic open-close flap gate comprises a barrage, a gate pier, a gate, a downstream panel, anupstream panel, a baffle bar, the oblique shaft, an oblique shaft support plate, a drainage hole, a bracket, a bracket hole, an upper oblique shaft hole, a lower oblique shaft hole, a floating box, floating box guide rails, a water inlet hole, floating box turning wheels, upper hook plates, lower hook plates, a sliding door, vertical plates, a horizontal baffle, a control board, a control board groove, sliding door turning wheels, an adjusting screw, a gate cavity, a contact support, sliding door guide rails and a limiting block. The flap gate is automatically opened and closed in the lateraldirection, and mounting of oil pressure opening and closing facilities is not required; the gate constitutes a damping system, additional damping is not required, the problems that the gate is damaged and the service life of the gate is affected due to the fact that the flap gate is flapped, vibrated and impacted in the turnover process can be solved, the problem of shielding and blocking due tosuspending of the gate in the middle of the gate chamber after the horizontal flap gate is opened is solved, water discharging is smoother, and the potential risk that gate closure is affected by thefact that floating objects are hooked on the gate is eliminated.

The invention discloses a special safety socket for charging an electronic product, and relates to the field of an auxiliary tool for charging the electronic product. The special safety socket comprises a socket body, wherein an accommodating cavity is formed in the lower end of the socket body; a shelving platform is arranged in the accommodating cavity; the shelving platform comprises an L-shaped baffle and a telescopic connecting apparatus; one end of the telescopic connecting apparatus is connected with the inner side of the accommodating cavity while the other end of the telescopic connecting apparatus is connected with the L-shaped baffle; and a spring is connected between the L-shaped baffle and the inner side of the accommodating cavity. The L-shaped baffle is pulled outwardly, and then an electronic product is placed on the shelving platform; the electronic product can be firmly fixed on the shelving platform through the L-shaped baffle under the pulling force of the spring, so that the problem that the service life of the socket is affected by suspension of the electronic product is solved; and in addition, the length of a data line is not required to be considered, so that the socket can be mounted at a relatively high position, and the problem that the socket is touched by a child easily can be effectively solved.

The invention discloses an electric vehicle cooling system, a control method and an electric vehicle. The electric vehicle cooling system comprises a vehicle control unit, a motor cooler, an oil injection pump, a three-way valve, an electric oil pump and a heat dissipation device. Heat generated by the driving motor is used for heating lubricating oil of the speed reducer, the heat generated in the running process of the driving motor is effectively utilized, and the energy efficiency is improved; the heated lubricating oil is sprayed to the gear of the speed reducer through the nozzle of the oil injection pump, the problem that the endurance mileage of the electric automobile is reduced due to the fact that the temperature is too low and the viscosity of the lubricating oil is increased is solved, and the endurance mileage of the electric automobile is increased. When the temperature of the lubricating oil is too high, the vehicle control unit controls the three-way valve to communicate with the loop where the heat dissipation device is located to cool the lubricating oil, the problems that the temperature of the lubricating oil is too high, lubricating oil deteriorates, the lubricating effect of the reducer is affected, and the service life of the reducer is affected are solved, and the service life of the lubricating oil and the reducer is prolonged.

The present invention provides a display brightness adjustment method and device, wherein, when applied to electronic equipment, the target light transmittance corresponding to the current environment brightness is determined by acquiring the current environment brightness, and the target light transmittance is adjusted according to the target light transmittance. Adjust the display to the target display brightness. Through the embodiment of the present invention, the service life of the backlight source can be improved, and the power consumption of the device can be reduced.

The invention provides an automatic open-close flap gate provided with a longitudinal oblique shaft. The automatic open-close flap gate comprises a barrage, a gate pier, a gate, a downstream panel, anupstream panel, a baffle bar, the oblique shaft, an oblique shaft support plate, a drainage hole, a bracket, a bracket hole, an upper oblique shaft hole, a lower oblique shaft hole, a floating box, floating box guide rails, a water inlet hole, floating box turning wheels, upper hook plates, lower hook plates, a sliding door, vertical plates, a horizontal baffle, a control board, a control board groove, sliding door turning wheels, an adjusting screw, a gate cavity, a contact support, sliding door guide rails and a limiting block. The flap gate is automatically opened and closed in the lateraldirection, and mounting of oil pressure opening and closing facilities is not required; the gate constitutes a damping system, additional damping is not required, the problems that the gate is damaged and the service life of the gate is affected due to the fact that the flap gate is flapped, vibrated and impacted in the turnover process can be solved, the problem of shielding and blocking due tosuspending of the gate in the middle of the gate chamber after the horizontal flap gate is opened is solved, water discharging is smoother, and the potential risk that gate closure is affected by thefact that floating objects are hooked on the gate is eliminated.

The embodiment of the present invention discloses a locking and unlocking control system and method, wherein the control system includes a main controller, a detection system, an action system and a man-machine interface; the detection system is used to detect vehicle state data, and The detection module is uploaded to the main control module; the main control module is used to judge that the current vehicle meets the unlocking and unlocking conditions according to the vehicle status data, and sends an unlocking and unlocking action command to the action system through the screw gun unlocking module; the action system is used for unlocking and unlocking actions based on Command to unlock the battery pack, and send the unlocking data during the unlocking process to the screw gun unlocking module; the screw gun unlocking module is used to judge the success of the battery pack unlocking based on the unlocking data, and send the unlocking data To the main control module to display through the man-machine interface, which can realize automatic unlocking of the battery, and timely discover problems in the process of unlocking, reducing costs and potential safety hazards.

The application discloses a two-dimensional motor piston pump. The two-dimensional motor piston pump is composed of a combination of a motor and a piston pump, including a two-dimensional motor and a two-dimensional piston pump. The two-dimensional motor drives the two-dimensional piston pump to work. The two-dimensional motor can be divided into a stator and an outer rotor. The outer rotor of the motor is coaxial with the stator and placed outside the stator. The outer rotor of the motor also acts as the piston and distribution mechanism of the two-dimensional piston pump, which rotates and moves axially during operation. Part of the structure of the two-dimensional motor and the two-dimensional piston pump is shared, which makes the structure more compact; the rotor of the two-dimensional motor does not need bearing support, which avoids the problem that the life of the motor is affected by the axial force; the two-dimensional motor is used to adjust the rotation of the rotor and the shaft The motion is converted into magnetic coupling and decoupling, which reduces friction and improves efficiency; the motor is a wet structure, which has good heat dissipation and is not easy to cause sparks; using a two-dimensional piston pump structure, the volumetric efficiency is high.

A detection method and device for the configuration error of a battery nominal capacity is presented. The invention is involved in the battery management and control. Actual voltages of a battery at different times are measured and recorded when the battery is discharged. Actual voltages are compared with theory voltages, which are in the present discharge current, present configured nominal capacity, and at different times. Absolute errors are obtained by the comparison, and used to judge whither there is an error on the current configuration of the battery nominal capacity. If the method is used to detect the configuration of the battery nominal capacity, two problems can be prevented. One is the large calculation deviation of the battery residual capacity detection and the battery life forecasting, which is caused by the configuration error of the battery nominal capacity. The other is the influence to the charge and discharge of the battery and then the life of the battery, which is caused by that also.

The present application discloses a two-dimensional motor combined piston pump that integrates two two-dimensional motor piston pumps to realize parallel output, including a two-dimensional motor and a two-dimensional piston pump, and the outer rotor of the two-dimensional motor also acts as a two-dimensional piston The piston and distribution mechanism of the pump rotate and move axially during operation. By integrating two single pumps to achieve parallel output, the piston pump has a larger power-to-weight ratio; part of the structure of the two-dimensional motor and the two-dimensional piston pump is shared, making the structure more compact; the rotor of the two-dimensional motor does not need bearings Support, avoid the problem of axial force affecting the motor life; use a two-dimensional motor to convert the rotation and axial motion of the rotor into magnetic coupling and decoupling, reduce friction and improve efficiency; the motor is a wet structure, with good heat dissipation, Not easy to cause sparks; using two-dimensional piston pump structure, high volumetric efficiency.

The invention discloses an organic light-emitting display panel and an organic light-emitting display device. The organic light-emitting display panel includes a substrate; a plurality of pixel circuits and a plurality of organic light-emitting elements located on the substrate; each pixel circuit includes a driving transistor, and the driving transistor is an organic The light-emitting element provides driving current; the vertical projection of the bottom electrode of at least one organic light-emitting element on the substrate does not overlap with the vertical projection of the set grid potential structure in the corresponding pixel circuit on the substrate, and the set grid potential structure The potential of is equal to the potential on the gate of the corresponding driving transistor. Through the technical solution of the present invention, it is effectively avoided that the change of the gate potential of the driving transistor affects the potential of the lower electrode of the organic light-emitting element, affects the generation of carriers and the recombination of carriers in the light-emitting functional layer, and then affects the light emission of the organic light-emitting element Efficiency affects the lifespan of organic light-emitting display panels.

Disclosed in the present invention are a method for uplink power control in an unlicensed frequency band and a corresponding device, which are used to provide a solution for uplink power control applicable to an LTE system in an unlicensed frequency band. The method comprises: a base station acquiring interference strength information of an interference communication node thereof and / or on the periphery of a terminal; the base station determining, according to the interference strength information, an uplink transmission power of the terminal; and the base station configuring the terminal to transmit, at the uplink transmission power, an uplink signal in the unlicensed frequency band.

The invention discloses a detection device and a detection method for the upward edge folding of single mails in mail piles, and relates to the field of logistics transportation. The device comprisesa support platform fixed to a rack and used as the bottom surface of the rack, a lifting mechanism arranged at the bottom of the rack, penetrates through the support platform, and carrying out up-downmovement along a first vertical slide rail, a mirror-image detector fixed to the side arm of the rack, a mirror-image lens arranged on an attached pressing mechanism and on the side arm of the rack,and the attached pressing mechanism fixed to the upper part of the rack and carrying out up-down movement along a second vertical slide rail. The method comprises the following steps: a mail box heldwith the mail piles is transmitted to the support platform; the lifting mechanism moves upwards along the slide rail, penetrates through a through hole in the bottom of the mail box, and lifts the mail piles, the attached pressing mechanism and the mirror-image lens together; and when the mirror-image lens is lifted to reach the height of the mirror-image detector, whether the mail piles are normal or not is judged through judging whether the light path of the mirror-image detector is normal or not. According to the detection device and the detection method, detection for the abnormal states of the mail piles with different thicknesses is realized through the dynamic detection method in the lifting process.