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44results about How to "Reduce invalid waiting time" patented technology

Methods and devices for building place crowding degree forecasting model and forecasting place crowding degree

The embodiment of the invention discloses methods and devices for building a place crowding degree forecasting model and forecasting the place crowding degree. The method for building the place crowding degree forecasting model comprises the following steps: acquiring target user positioning data corresponding to floating people from target place positioning data corresponding to a target place; and training a standard time forecasting model according to a staying time parameter determined by the target user positioning data, and generating a crowding degree forecasting model corresponding to the target place. By means of the technical scheme disclosed by the invention, modeling of the crowding degree of a place is realized by screening useful data in mass positioning data, so that the built crowding degree forecasting model can be used for forecasting the amount of flowing people, entering the target place at different forecasting time points, within different staying time ranges, and a user can pre-judge the crowding degree of the place based on a forecasting result; and therefore, the travel efficiency of the user can be improved, and the invalid waiting time of the user in the target place is shortened.
Owner:BAIDU ONLINE NETWORK TECH (BEIJIBG) CO LTD

Page display method, electronic equipment and computer storage medium

The invention discloses a page display method, electronic equipment and a computer storage medium. The page display method comprises the steps of: determining a middle page triggered by a received page clicking command; during a process of drawing the middle page to a frame buffer, pausing a page synchronization operation between the frame buffer and a display screen, and cancelling an operation of synchronizing the middle page drawn in the frame buffer to the display screen to perform display; drawing a result page triggered by the page clicking command into the frame buffer after completingthe drawing of the middle page in the frame buffer; and recovering the page synchronization operation between the frame buffer and the display screen and synchronizing the result page drawn in the frame buffer to the display screen to perform display. Through adoption of the page display method of the invention, the page synchronization operation between the frame buffer and the display screen ispaused during the process of drawing the middle page, thus the number of refreshing between the frame buffer and the display screen is reduced, thereby effectively improving a speed of page switchingdisplay, reducing invalid waiting time of users, and providing various conveniences for the users.
Owner:ZHANGYUE TECH CO LTD

Labeling mechanical hand based on PCB robot production line

The invention discloses a labeling mechanical hand based on a PCB robot production line. The labeling mechanical hand comprises a base, a first drive device, a second drive device and a third drive device mounted on the second drive device. According to the labeling mechanical hand provided by the invention, the first drive device drives a first lead screw to rotate through a first motor, so that the second drive device is driven to move back and forth; the second drive device drives the third drive device to rotate by 360 degrees, so that labeling process requirements of different angles are met; an air cylinder solid valve group drives a pressure head air cylinder group to act, so that a guide rod moves downwards; when a sucking disc stops moving downwards after being in contact with a PCB, a connecting plate continuously pushes a buffer spring to compress downwards as a result of working stroke of the pressure head air cylinder group, so that a label is compacted and is firmly adhered on the PCB, and therefore, the label is prevented from being in hard contact with the PCB to damage precise circuit boards or components and parts, and the good protection effect is achieved. The labeling mechanical hand further has the advantages of being simple in structure, low in manufacturing cost, and stable in reliable in operation.
Owner:FOSHAN NANHAI GUANGDONG TECH UNIV CNC EQUIP COOP INNOVATION INST +1

Self-cleaning sterilization control method and device for air conditioner, air conditioner and storage medium

The invention provides a self-cleaning sterilization control method and device for an air conditioner, the air conditioner and a storage medium. The method comprises the steps that after a self-cleaning sterilization instruction is received, whether the current environment meets preset conditions or not is judged; if yes, the air conditioner is controlled to enter a self-cleaning mode, when the difference value between the temperature value of an outdoor heat exchanger and the outdoor environment temperature value is smaller than a preset difference value, the air conditioner is controlled to be switched to a sterilization mode, and the air conditioner is controlled to conduct heating in the sterilization mode; and an outdoor direct current motor, an indoor motor, a compressor and an electronic expansion valve are controlled to operate at the set rotating speed, frequency and opening degree, and one or more of the components are adjusted according to the temperature value of the indoor heat exchanger after operation is conducted for a first preset time. The total operation time of the self-cleaning sterilization stage can be shortened, normal operation of the compressor during high-temperature sterilization of the air conditioner can be guaranteed, and therefore the operation reliability of the compressor during high-temperature sterilization and the high-temperature sterilization reliability of the air conditioner are improved.
Owner:HISENSE (SHANDONG) AIR CONDITIONING CO LTD

Self-cleaning sterilization control method and device for air conditioner, air conditioner and storage medium

The invention provides a self-cleaning sterilization control method and device for an air conditioner, the air conditioner and a storage medium. The self-cleaning sterilization control method comprises the steps that after a self-cleaning sterilization instruction is received, whether the current environment meets preset conditions or not is judged; if yes, the air conditioner is controlled to enter a self-cleaning mode, when the difference value between the temperature value of the outdoor heat exchanger and the outdoor environment temperature value is smaller than a preset difference value, the air conditioner is controlled to be switched to a sterilization mode, and the air conditioner is controlled to conduct heating in the sterilization mode; and an indoor motor, a compressor and an electronic expansion valve operate at the set rotating speed, frequency and opening degree, and one or more of the components are adjusted according to the temperature value of the indoor heat exchanger after operation is conducted for a first preset time. The total operation time of the self-cleaning sterilization stage can be shortened, normal operation of the compressor during high-temperature sterilization of the air conditioner is guaranteed, and therefore the operation reliability of the compressor during high-temperature sterilization and the high-temperature sterilization reliability of the air conditioner are improved.
Owner:HISENSE (SHANDONG) AIR CONDITIONING CO LTD

Method for increasing ingredient adding speed of electromagnetic chuck

A method for increasing the ingredient adding speed of an electromagnetic chuck is provided. The amount of raw materials sucked by the electromagnetic chuck is controlled and adjusted by setting variables used for controlling the electromagnetic chuck to configure the material suction amount of the last chuck of raw materials in a control system of the electromagnetic chuck, and the variables of the material suction amount comprise the ingredient amount, the tolerance amount and the redundancy amount; in order to better control discharging of the last chuck of materials of the electromagnetic chuck, the ingredient amount, the tolerance amount and the redundancy amount form four compound variables used for controlling discharging through the following operation; and the composite variables are [ingredient amount + tolerance amount + redundancy amount], [ingredient amount + tolerance amount], [ingredient amount] and [ingredient amount-tolerance amount]. According to the technical scheme, when the electromagnetic chuck sucks the last chuck of raw materials, the weight of the sucked raw materials can be directly positioned to be close to the weight of the ingredients, and the weight of the materials needing to be added can be obtained after stabilization of two vibration periods.
Owner:KOCEL INTELLIGENT FOUNDRY IND INNOVATION CENT CO LTD

Calculation method for determining vehicle meeting field set position in shield long-distance driving tunnel

The invention relates to a calculation method for determining a vehicle meeting field set position in a shield long-distance driving tunnel. The calculation method for determining the vehicle meeting field set position in the shield long-distance driving tunnel comprises the first step of collecting and sorting parameters needed by the calculation of the vehicle meeting field set position, the second step of conducting checking calculation on whether alternate transportation of two locomotives meets requirements of actual engineering shield long-distance driving or not according to shield driving and split ring continuous operation conditions, the third step of determining a first set position of the vehicle meeting field in the tunnel according to the shield driving and split ring continuous operation conditions which can be met by one locomotive, and conducting shield driving till the vehicle field meeting condition can not be met by two locomotives, the fourth step of determining a second set position of vehicle field according to the shield continuous operation condition and the vehicle field meeting condition in the situation of the two locomotives, and conducting shield driving till the vehicle field meeting condition can not be met by the two locomotives, and the fifth step of repeating the calculation steps of the fourth step to calculate the third time and even more times of the set position of the vehicle meeting condition till the shield driving is completed. The calculation method for determining the vehicle meeting field set position in the shield long-distance driving tunnel has the advantages that the calculation is simple and convenient, the calculation cost is low, the efficiency is high, and the calculation method for determining the vehicle meeting field set position in the shield long-distance driving tunnel completely adapts to the requirements of fast shield driving.
Owner:BEIJING JIAOTONG UNIV +1

Thermistor temperature characteristic measurement device based on embedded system

The invention relates to a thermistor temperature characteristic measurement device based on an embedded system. The device comprises a shell, a master control chip, a sampling resistor, a lever-shifting switch, a temperature sensor, a display screen, a 12V DC power supply, a heating device, a 3.3V voltage-stabilizing power supply, a 12V power socket, and an ADC analog-to-digital converter; the ADC is arranged in the master control chip; the sampling resistor is serially connected with the thermistor, the lever-shifting switch can be used for selecting different sampling resistors to seriallyconnect with the thermistor; the temperature sensor and the display screen are connected with the master control chip; the temperature sensor and the thermistor are suspended in the heating device; the 12V DC power is connected with the 3.3V voltage-stabilizing power through the power socket arranged in the shell. The measurement device disclosed by the invention has the advantages that the mastercontrol chip is taken as a core, the display, the temperature sensor and like electronic devices are embedded system of the execution device; the device is simple in structure, low in cost and strongoperability, and can be used as the teaching practice for the thermistor temperature characteristic measurement test.
Owner:UNIV OF SCI & TECH LIAONING

Air conditioner self-cleaning and sterilization control method and device, air conditioner and storage medium

The present invention proposes a self-cleaning and sterilization control method and device for an air conditioner, an air conditioner and a storage medium, including: after receiving a self-cleaning and sterilization instruction, judging whether the current environment meets a preset condition; if so, controlling the air conditioner to enter self-cleaning mode, and when the difference between the temperature value of the outdoor heat exchanger and the outdoor ambient temperature value is less than the preset difference value, the air conditioner is controlled to switch to the sterilization mode. In the sterilization mode, the air conditioner is controlled to heat and the outdoor AC motor is controlled. The on or off state of the indoor motor, compressor and electronic expansion valve operates at the set speed, frequency and opening degree, and after running for the first preset time, one of the above components is activated according to the temperature value of the indoor heat exchanger Or multiple adjustments. The invention can reduce the total running time of the self-cleaning and sterilization stage, and ensure the normal operation of the compressor during the high-temperature sterilization of the air conditioner, thereby improving the reliability of the operation of the compressor during the high-temperature sterilization and the reliability of the high-temperature sterilization of the air conditioner.
Owner:HISENSE (SHANDONG) AIR CONDITIONING CO LTD

Air conditioner self-cleaning and sterilization control method and device, air conditioner and storage medium

The present invention proposes a self-cleaning and sterilization control method and device for an air conditioner, an air conditioner and a storage medium, including: after receiving a self-cleaning and sterilization instruction, judging whether the current environment meets preset conditions; if so, controlling the air conditioner to enter self-cleaning mode, and when the difference between the temperature value of the outdoor heat exchanger and the outdoor ambient temperature value is less than the preset difference value, the air conditioner is controlled to switch to the sterilization mode. In the sterilization mode, the air conditioner is controlled to heat and the outdoor AC motor is controlled. The on or off state of the indoor motor, compressor and electronic expansion valve operates at the set speed, frequency and opening degree, and after running for the first preset time, one of the above components is activated according to the temperature value of the indoor heat exchanger or multiple adjustments. The invention can reduce the total running time of the self-cleaning and sterilization stage, and ensure the normal operation of the compressor during the high-temperature sterilization of the air conditioner, thereby improving the reliability of the operation of the compressor during the high-temperature sterilization and the reliability of the high-temperature sterilization of the air conditioner.
Owner:HISENSE (SHANDONG) AIR CONDITIONING CO LTD
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