52results about How to "Keep abreast of the status" patented technology

The invention provides an electric vehicle charging control system and method. The electric vehicle charging control system comprises a detection portion, a charging control unit and a vehicle control unit (VCU). The detection portion is arranged on a vehicle body and in communication with a charging device through the charging control unit. The detection portion is further connected with the VCU. The electric vehicle charging control system enables a driver to learn the state of a power battery in a non-charging state, and the power battery of a charged device is accurately controlled in the charging process.

The invention discloses a detection and maintenance system for an electromechanical device, which includes a data collection terminal, a monitoring center server and a client device, wherein the data collection terminal is connected with the monitoring center server; and the monitoring center server is connected with the client device. The invention further discloses a detection and maintenance method for an electromechanical device. Through the adoption of the system and the method, the electromechanical device at an industrial site can be detected and maintained, so that during the detection and maintenance, the error is low, the efficiency is high, the cost is low, the states of the electromechanical device at the industrial site and maintenance personnel can be timely mastered, and better market prospect and application value are achieved.

The invention provides a college classroom teaching effect real-time monitoring and control system based on classroom multimedia equipment. The system includes a main controller, a sub-controller, a seat recognition device and a seat state detection device. The system only comprises a main controller, each seat needs to be correspondingly provided with a sub-controller, a seat recognition device and a seat state detection device; a face camera of the seat recognition device collects face images regularly, and a high-precision camera of the seat state detection device collects the images regularly. The method is expected to help teachers to easily and conveniently monitor the learning state of college students in class and carry out targeted intervention in time, protects the self-respect of the students to the maximum extent, enables the college students to accept the supervision, and helps the college students to improve the initiative and self-supervision of classroom learning.

The invention relates to a method and device for monitoring voice of children. The method and device are used for assisting in a user to know the state of an infant in time and remind the user to treat the state of the infant in real time. The method comprises the following steps: acquiring sound of a surrounding environment by a sound acquiring module; carrying out comparison analysis on the acquired sound of the surrounding environment and a pre-stored voice gather of a child, and judging whether the acquired sound of the surrounding environment comprises the type of sound in the pre-stored voice gather of the child, wherein the pre-stored voice gather of the child comprises at least one type of voice of the child; and transmitting corresponding reminding information to preset equipment according to the type of the voice when the acquired sound of the surrounding environment comprises the type of the sound in the pre-stored voice gather of the child.

The invention proposes a vehicle fault inquiry system which comprises multiple node controllers, a display module and a fault inquiry controller. The multiple node controllers are respectively corresponding to multiple control sub-systems of a vehicle and are used for generating diagnostic messages and transmitting the diagnostic messages through CAN buses. The display module which is used for displaying an inquiry menu aiming at the multiple node controllers, receiving inquiry commands aiming at the inquiry menu, and generating inquiry messages according to the inquiry commands and transmitting the inquiry messages through a CAN bus. The fault inquiry controller is used for receiving the diagnostic messages and the inquiry messages, acquiring corresponding diagnostic messages according to the inquiry messages, and transmitting fault information in the corresponding diagnostic messages to the display module for displaying. The system can perform automatic diagnosis in advance, can perform early and real-time diagnosis, and at the same time can prevent faulty operation caused by misjudgment of faults during a maintenance process. A vehicle fault inquiry controller and a vehicle are also provided.

The invention relates to a ward patient monitoring system and monitoring method based on Kinect equipment. The monitoring system comprises the Kinect equipment, a patient monitoring management equipment, an alarm module, a wireless communication module and a mobile terminal. According to the monitoring method, the real-time monitoring and analysis of the action, voice and position of a patient are carried out, and the automatic judgment and alarm of the abnormal behavior, the movement position and the voice request of the patient are realized. In the monitoring process, the data of the patient can be managed and stored in the monitoring process, the data and information can be transmitted to mobile terminals of a doctor and the relatives of the patient in real time, the timely understanding of the state of the patient is facilitated, and a monitoring suggestion is timely fed back to monitoring personnel. According to the system and the method, the real-time monitoring and alarm of the movement state of the patient can be carried out, large convenience is brought to the care of the patient, the information of the patient can be effectively managed, the subsequent treatment is facilitated, and the system and the method have good reliability and practicality.

The invention relates to a wireless charging battery pack for an electric vehicle, a charging method for the wireless charging battery pack, and the electric vehicle. The wireless charging battery pack for the electric vehicle comprises a battery pack housing, a battery pack formed by connection of single batteries and a wireless charging circuit; the wireless charging circuit comprises a coupling receiving coil, a rectifying voltage-stabilizing module, a singe chip microcomputer module, and a wireless receiving module, a display module and a charging management module connected with the singe chip microcomputer module separately; and the coupling receiving coil is connected with the battery pack through the rectifying voltage-stabilizing module and the charging management module. The charging method comprises the steps that: the wireless charging battery pack is matched with a wireless charging apparatus; the coupling receiving coil close to the wireless charging apparatus generates induced voltage; the induced voltage is subjected to full-wave rectification, voltage reduction and voltage stabilization treatment through the rectifying voltage-stabilizing module to output constant voltage to the charging management module; and the battery pack is charged by the charging management module. Charging lines and connectors are not required by the wireless charging battery pack, so that the shortcomings of high possibility of intertwining and cracking of the charging lines are avoided; and the wireless charging battery pack is convenient to use and high in reliability.

The invention discloses a dangerous chemical product vehicle dynamic analysis method based on big data and a system thereof, belonging to the technical field of vehicle dynamic analysis. The method and system for dynamic analysis of dangerous chemicals vehicle based on big data comprises the following steps: S1. Determining dangerous chemicals vehicle and acquiring basic information of dangerous chemicals vehicle; S2, determining the stopping time of dangerous chemicals vehicles and screening the stopping points according to the stopping time; S3, determining the POI of the parking point according to the vector map; 4, judging that parking point once accord to the logic of the front position; S5, correcting that error of the first judgment result; S6: Determine the unloading point and sitecondition in the hazardous chemicals vehicle parking point. The utility model has the advantages that the parking state in the transportation of dangerous chemicals can be accurately analyzed and thetransshipment state and the common routes of the convoy can be timely understood; According to the parking point can accurately identify the unloading point, convenient for enterprises to analyze theflow of resources, timely make production planning.

A roof-contacted filling monitoring system comprises at least two roof-contacted detecting sensors and a roof-contacted monitoring displaying host. Each roof-contacted detecting sensor comprises a floating ball, a pressure touch control switch and a wireless signal transmitter, the floating balls are connected with the pressure touch control switches through executing rods, and the wireless signaltransmitters are electrically connected with power sources through the pressure touch control switches. The roof-contacted monitoring displaying host comprises a wireless signal receiver and a plurality of light emitting diodes which are connected in parallel and connected with a main power source through the wireless signal receiver. The wireless signal receiver receives signals transmitted by the roof-contacted detecting sensors and controls the work states of the corresponding light emitting diodes. According to the roof-contacted filling monitoring system, the multiple roof-contacted detecting sensors mounted in different vertical heights are adopted, so that the state of roof-contacted filling is conveniently known in time, the construction schemes such as the components of filling slurry and the filling speed are adjusted, filling material waste is few, and stope pollution is low; and the roof-contacted filling monitoring system is suitable for monitoring the filling process ofa goaf with a large top height difference, and mounting and using are facilitated.

The invention provides a device and method for registration and management of electronic equipment hardware. Hardware for supporting multi-process and multi-thread access of second electronic equipment of a first electronic equipment operating system can be achieved, the first electronic equipment operating system can know the state of second electronic equipment hardware in time, and meanwhile can also conduct effective safety verification on the permission of operating the second electronic equipment hardware of software or a program of the first electronic equipment operating system and avoid authority-exceeding operation producing errors.

An intelligent management system of an aircraft rod tractor comprises a vehicle operation data collection terminal, a wired/wireless transmission network, a vehicle operation data receiving terminal and a monitoring center, wherein the vehicle operation data collection terminal and the vehicle operation data receiving terminal are connected through the wired/wireless transmission network; the vehicle operation data receiving terminal and the monitoring center are connected through the wired/wireless network. The intelligent management system of the aircraft rod tractor has the advantages that the labor cost is saved by effectively scheduling the rod tractor, the working efficiency of the rod tractor is improved, the monitoring and management intensity of an airport on the rod tractor is enhanced, the usage metering and billing for the rod tractor are finished easily, the occupation and non-occupation states of aircrafts at gate positions and boarding bridges are known in time, the timely coordination of the field operation is ensured, and therefore the operation efficiency of the whole airport is improved.

The invention discloses a lubricating oil residual service life evaluation method based on differential scanning calorimetry, which is related to the technical field of lubricating oil detection and solves the current problem of relatively high cost of periodically changing lubricating oil and serious environmental pollution. A technical scheme of the method has the following key points: acquiringa to-be-detected lubricating oil sample and a reference compound; determining starting oxidation time of oxidation inducing of the sample through the differential scanning calorimetry; establishing aquantitative relation between the starting oxidation time of DSC oxidation inducing and residual service life according to a determination result; evaluating the residual service life of the sample according to the quantitative relation, and obtaining an evaluation result. The method has the effects of learning states of the lubricating oil in equipment timely, estimating failure time of the lubricating oil, avoiding causing accidents by over-due usage of the lubricating oil, consequently improving economic benefits of enterprises and guaranteeing safe operation of the enterprises.

The invention relates to a dust static real-time monitoring method which mainly solves the problems that in the prior art, design is complex and cost is high. According to the dust static real-time monitoring method, signals detected by a static detector generates voltage analog signals through a resistor, the analog signals enter a collection module connected with a direct-current power source and are converted into digital signals through the collection module, RS-485 serial communication signals are output, the digital signals enter a computer multi-serial-port board card, an MCGS software system installed in a computer reads dust static voltage values, real-time monitoring on dust static is achieved, and the technical scheme can be applied to dust static real-time monitoring.

The embodiment of the invention discloses a server remote restarting method, device and equipment based on management and a storage medium, and relates to the technical field of communication servers. The server remote restarting method comprises the following steps: receiving a management login request; activating a preset special communication channel; receiving an account login instruction, and establishing an active communication connection with the server; after a management instruction for restarting the server is received, inquiring the authority of logging in the management account at present; and if the management account has the permission to restart the server specified by the management instruction, restarting the specified server in response to the management instruction. According to the method, the server is remotely controlled to be restarted through the established special channel, management and preliminary verification can be facilitated, the operation authority can be automatically verified when the server is restarted, excessive verification and operation steps are not needed, operation is simplified and convenient, and safe restarting can be carried out without further inputting passwords and command operation.

The invention relates to a control method and a control system of an air conditioner with a monitoring function and the air conditioner. The control method of the air conditioner with the monitoring function comprises the steps that a target object is recognized, and the distance between the target object and the air conditioner is measured; a temperature of the environment around the target object is detected; and operating parameters of the air conditioner are adjusted based on the distance and the ambient environment temperature. According to the method, after the target object is recognized, the distance between the target object and the air conditioner is measured, the temperature of the environment around the target object is detected, and the operating parameters of the air conditioner are adjusted based on the distance and the ambient temperature, so that on one hand, the target object is locked firstly, the temperature measurement efficiency is improved, on the other hand, thecomfort of the environment of the target object is improved.

The invention provides an information sharing method and apparatus, an electronic device and a computer storage medium. The method comprises the steps of obtaining user information of all users who successfully log in a system at present; processing the attendance information, determining travel information of each user, and storing an account of each user and the corresponding travel information; if a query instruction is received, a first user permission level corresponding to a user account of the user in a database is queried, and the query instruction carries an account name of at least one user to be queried; determining a second user permission level corresponding to the to-be-queried user based on an account of the to-be-queried user, the account of the to-be-queried user being obtained by querying a database based on an account name of the to-be-queried user; and when it is determined that the first user permission level is greater than the second user permission level, displaying travel information corresponding to the account of the to-be-queried user. Through the mode, the state of the employee can be known in time, so that the cooperative office efficiency and the enterprise management efficiency are improved.

The invention belongs to the technical field of cleaning devices for blackboards or stone slabs, and discloses an intelligent electric blackboard eraser, a control system and a control method thereof. The intelligent electric blackboard eraser control system comprises a power generation unit, an electric unit, an energy control unit and a detection indicator unit, wherein voltage after power generation and rectification, battery voltage, generator rotor speed and dust capacity in a dust storage box are detected, and meanwhile, a current operating state is indicted through a light-emitting diode (LED) light. According to the intelligent electric blackboard eraser, the control system and the control method thereof provided by the invention, a dust wiping method of traditional mechanical friction is abandoned, and a permanent magnet motor drives a dust collection fan to rotate at high speed, so that a space negative pressure is produced in a relatively sealed space, dust can be effectively sucked so as to be separated from a blackboard, the aims of reducing the manual labor intensity and improving a dust wiping effect are achieved, in addition, the effects on automatically storing the dust and being free of charging are achieved, the external energy supply is not needed, the convenience in use is improved, meanwhile, a dust collection state can be observed, and real-time processing can be carried out conveniently.

The invention discloses a campus management method and belongs to the campus information management field. The method includes a praise management method and an after-class management method. The praise management method includes the following steps that: ID information stored in an RFID card is acquired; the acquired ID information is compared with ID information pres-stored in an information database; and if it is verified that the acquired ID information is matched with the ID information pres-stored in the information database, a praise interface pops up, a first control instruction is received at the praise interface, and corresponding praise information is pushed to an intelligent terminal and a first Internet terminal hanging outside a class. According to the campus management method of the invention, interactive actions and the low delay of praise information are combined, so that real-scene interaction is enhanced; parents can know whether students are at school or leave school timely, and campus security management can be facilitated.

The invention discloses a main control circuit capable of realizing intelligent control for a water electrolysis machine. The main control circuit comprises a testing parameter acquisition unit, a microprocessor IC5 (Integrated Circuit 5) and an electrode plate driving module, wherein the testing parameter acquisition unit is connected with the microprocessor IC5; the microprocessor IC5 is connected with a controlled electrode plate by the electrode plate driving module; the electrode plate driving module comprises a digital signal latch IC3, a digital-analog converter IC4 and a power amplification circuit; the microprocessor IC5 is connected with the controlled electrode plate by the digital signal latch IC3, the digital-analog converter IC4 and the power amplification circuit in sequence. According to the main control circuit disclosed by the invention, pH (Potential of Hydrogen) values, voltage and current feedback parameters in electrolyzed water can be measured in real time and electrolysis parameters of the electrode plate can be intelligently adjusted; the stability of power-supplying voltage of the electrode plate is good; a voltage summit elimination circuit is composed of a diode and is used for limiting the input voltage within a range of 0V-5V so as to have the effective protection effect on a voltage signal processing chip and the microprocessor; the output waveform of a constant-current and constant-voltage simulated control signal Vout is good and the stability of power supply control of the electrode plate is ensured.

The invention discloses power line information secret stealing prevention equipment, and specifically relates to the technical field of power line carrier attack interception. The power line information secret stealing prevention equipment includes a shell, a main control circuit board is fixedly mounted on one side of the interior of the shell; a noise interference source and a PWM (Pulse-Width Modulation) wave pulse modulation data interference unit are fixedly mounted on one side, close to the main control circuit board, of the bottom of the inner cavity of the shell; a high-pass filter isfixedly installed on the side, away from the main control circuit board, of the bottom of an inner cavity of the shell, and a first power filter and a second power filter are arranged on the two sidesof the high-pass filter respectively. According to the invention, the high-pass filter is used for carrying out communication in a radio frequency signal mode or a radio frequency signal radiation mode or a coupling mode through a power line mode, thereby preventing information from leaking radio frequency signals which can be externally hung or accessed by other equipment, suppressing the radiofrequency signals, guaranteeing the normal use of a power supply, and guaranteeing the use safety of the device.