36results about How to "Power real-time monitoring" patented technology

The invention discloses a high-power all solid-state axisymmetric polarization laser for laser machining. The laser comprises an all solid-state laser generation device. The all solid-state laser generation device comprises a main oscillator for generating a laser beam and a power amplifier for amplifying the output power of the main oscillator, wherein the main oscillator comprises a completely reflecting mirror and an all solid-state single crystal pumping module, which are arranged along the same optical axis; and a polarized light focusing surface is formed between the completely reflecting mirror and the all solid-state single crystal pumping module. The laser also comprises a polarization element which is arranged at a joint of the optical axis between the completely reflecting mirror and the all solid-state single crystal pumping module and the polarized light focusing surface. By the laser, laser in an axisymmetric polarization state can be output, so that the efficiency and accuracy of the laser machining are improved.

The invention discloses an intelligent folding electric bicycle. The intelligent folding electric bicycle is characterized in that a saddle, a front fork assembly, a bicycle beam, a bearing frame, a supporting frame, a first rear wheel, a second rear wheel, pedals, a first rotary shaft, a second rotary shaft, a third rotary shaft, a fourth rotary shaft and intelligent module are included; the front fork assembly is connected with the front end of the bearing frame through the first rotary shaft; the bicycle beam comprises a first bicycle beam rod and a second bicycle beam rod; the saddle is arranged at the tail end of the bicycle beam; the supporting frame is located below the tail of the bicycle beam, and rotatably connected with the bicycle beam through the third rotary shaft; the front end of the bearing frame is connected with the front end of the bicycle beam through the second rotary shaft; a second brake device is arranged between the bicycle beam and the supporting frame; the intelligent module comprises a master controller, a battery, a GSM / GPRS data transmission module, a positioning module and a speed measurement module, and the battery, the GSM / GPRS data transmission module, the positioning module and the speed measurement module are connected with the master controller. The electric bicycle can be folded, and meanwhile has the good anti-theft alarming, abnormality monitoring, intelligent locking and battery capacity monitoring functions.

The invention discloses a mining rail type gas monitoring robot. The mining rail type gas monitoring robot comprises a driving wheel 1, a driving motor 2, a supporting wheel 3, a high-speed camera 4,an energy module 5, a gas concentration sensor 6, a temperature sensor 7, a rack 8, a master control box 9 and an antenna 10. The gas monitoring robot walks on a rail 11, through data collected by thehigh-speed camera 4, the gas concentration sensor 6 and the temperature sensor 7, through calculation of a main arithmetical unit, the gas concentration, the environment temperature and other parameters of the specific position of a roadway can be determined, the parameters are subjected to analysis and danger early warning, and manual data scanning is replaced.

The invention relates to a power device shaft torque, rotation speed and power parameter measurement methods. The power device shaft torque measurement method comprises the following steps: acquiring a group of image sequences S1-Sn synchronously before loading; acquiring a group of image sequences A1-Am synchronously after loading; selecting any on frame of image Ai from the image sequences A1-Am, and carrying out correlation calculation on the image Ai and a reference image sets S1-Sn to obtain a reference image Si with the highest correlation; and selecting two subareas of two distant points P0 and Q0 from the same ordinate of the reference image Si, carrying out correlation calculation on the position P0' (x'0, y'0) and the position Q'0 (x'1, y'1) of the two points P0 and Q0 in the image Ai to obtain integer pixel displacement torsion angles as shown in the specification of two ends of the image Ai before and after the change of stress, and obtaining the torque through a formula as shown in the specification. The power device shaft torque, rotation speed and power parameter measurement methods have the advantages of high precision and simple structure.

The invention provides a seepage flow and seepage pressure monitoring device, which belongs to the technical field of the safety monitoring of the reservoir dam. The invention is characterized in that the upper end of a water level sensor is connected with a control box to form the reservoir dam seepage flow and seepage pressure monitoring device; the water level sensor consists of a twin-core cable which is externally coated with a waterproof dermic layer; the cross section of the twin-core cable is of a infinity shape; the control box consists of a signal acquisition unit, a microprocessor, a wireless communication module, a battery pack and a voltage conversion unit; the signal acquisition unit can convert water level information and environment temperature information into digital information; the microprocessor can correct and calculate the digital information; the wireless communication module can send out water level calculation information; and the voltage conversion unit can carry out boosting conversion on the voltage of the battery pack and carry out real-time monitoring on the electric quantity of the battery pack. During monitoring, the device is arranged in a piezometer tube inserted into the dam body of the reservoir dam to carry out monitoring.

The invention discloses a mobile multi-functional power supply device. The mobile multi-functional power supply device comprises a shell and a battery pack, a battery electric quantity detection unit, a control system, a power generator set, a charging unit, an inversion unit and a current detection unit which are arranged in the shell, wherein an input end of the battery pack is connected with the power generator set and the charging unit, an output end of the battery pack is connected with an input end of the battery electric quantity detection unit, an input end of the inversion unit and an input end of the current detection unit, a single-phase power output end and a three-phase power output end of the inversion unit are connected with the input end of the current detection unit, an input end of the control system is connected with an output end of the battery electric quantity detection unit and an output end of the current detection unit, and an output end of the control system is connected with an input end of the power generator set, the charging unit and the inversion unit. The mobile multi-functional power supply device can move at any time and is convenient to use, enough electric quantity is provided, the power supply stability is ensured, various different power modes can be provided, and the power supply demands of different users are ensured.

The invention provides intelligent satellite positioning shoes. Each shoe comprises a shoe upper and a shoe sole. The intelligent satellite positioning shoes are characterized in that the upper surface of each shoe upper is provided with an alarm, a power supply and a power supply connection device, each power supply is electrically connected with a control module arranged in a cavity formed in the corresponding shoe sole through power lines, a protective sleeve of which the two sides are sewn with the corresponding shoe upper is arranged outside each power line, a first positioner and a second positioner which are electrically connected with the corresponding control modules are arranged in the cavities formed in the shoe soles of the shoes respectively, and the side face of the front portion of each shoe sole is provided with at least one indicator lights; each control module is electrically connected with an alarming module, a communication module, an optical fiber sensor and a three-axis acceleration sensor, the indicator lights, the alarms and power management modules are all electrically connected with the corresponding control modules. The two shoes are each provided with one positioner to adapt to different locations and environments, and therefore positioning continuity is guaranteed; external batteries are arranged, and the battery electricity quantity can be monitored, so that usage stability is guaranteed.

The invention relates to a quantity of electricity reminding method and a system for a digital television set remote controller. The method and the system can monitor the quantity of electricity of the remote controller in real time, and remind a user visually of lack of electricity of the remote controller by means of lowering image quality of TV programs when detecting lack of electricity of the remote controller, so that the user can charge the remote controller or replace the remote controller with new batteries to ensure adequate electricity of the remote controller for normal use of the remote controller and the digital television set. The method and system substantially facilitates the user.

The invention discloses a power monitoring device and method. When an antenna is connected to a base station through a power divider, the device is installed between the power divider and the antenna.The device includes a first RF connector, a second RF connector, a first load, a second load, a processing module, a first detection diode and a second detection diode, and can improve the accuracy of power monitoring.

The invention discloses a hybrid electric vehicle power battery initial electric quantity algorithm, comprising: ANFIS construction, ANFIS network structure determination, selection of a Gaussian membership function as an input and output membership function, division of an input variable space, and calculation of battery initial electric quantity Q1 by using a BP neural network and an ANFIS model. According to the scheme, the algorithm can monitor the electric quantity of the power battery in real time. The service life of the power battery is prevented from being influenced by overcharging or overdischarging of the power battery. Through analyzing the charging and discharging process of the battery is analyzed, key parameters of SOC is determined, the test model is corrected on the MatLab platform. Comparison by experimental simulation shows that ANFIS has good adaptive ability and generalization ability. The initial electric quantity estimation error of the battery is reduced to belower than 3%. The method can be used for an intelligent monitoring system of the hybrid electric vehicle, a temperature compensation coefficient is added, the temperature influence is corrected through the temperature compensation coefficient, and the estimation precision can be better improved.

The present invention discloses an electric energy meter system capable of monitoring the electric quantity of a storage battery. The electric energy meter system capable of monitoring the electric quantity of the storage battery comprises a main control display module, an AC electric energy acquisition module, a DC electric energy acquisition module and a control output module, and the DC electric energy acquisition module is equipped with a monitoring element used for monitoring the electric quantity of the storage battery. According to present invention, by arranging the monitoring element used for monitoring the electric quantity of the storage battery in the DC electric energy acquisition module, the electric quantity of the storage battery of a communication base station can be monitored real-timely, thereby being convenient and simple, and being easy to realize.

The invention discloses a battery power capacity detection method applied to an electrical device with a battery. The method comprises: detecting a current working state of an electrical device; calculating a power capacity state value of the current working state of the electrical device according to the current working state; determining whether the calculated power capacity state value changes;if so, calculating an effective power capacity of the battery. The effective power capacity of the battery is the battery power capacity keeping the minimum operating voltage of the electrical device. In addition, the invention also discloses an electronic device and a storage medium. When the working state of the electrical device changes, all power capacity states values that are in positive correlation with the effective power capacity of the battery in working states are calculated and iterative operation is performed to obtain the effective power capacity of the battery. Therefore, whether the power capacity of the battery can maintain the normal operation of the electrical device is monitored in real time.

The invention relates to the technical field of smart home, in particular to an intelligent real-time monitoring safety housekeeper system based on old people. The intelligent real-time monitoring safety housekeeper system comprises a bracelet, a safety housekeeper mobile platform and a user terminal, wherein the bracelet is integrated with an electric quantity monitoring module, a voice reminding module and a first charging module; and the safety housekeeper mobile platform is integrated with a central control module, an image acquisition module, an identity recognition module, a preset module, a walking module, an alarm module, a second charging module and a second communication module, and the wristband and the safety housekeeper mobile platform are in bidirectional signal connection with the user terminal through the first communication module and the second communication module respectively. When the old people have abnormal conditions, contacts can be matched in sequence to send alarm information, so that the old people can be rescued in time. Voice warning information such as medicine taking on time can be sent to old people. A wristband storage battery can be wirelessly charged, and continuous use of the wristband is ensured. Real-time video nursing can be performed on the old people, and the anti-theft performance is enhanced.

The invention discloses a system and a method for monitoring power of actuators of an internet of things of agriculture. The system comprises a terminal decision module, a controller module, an actuator module and an acquiring and monitoring module, wherein the terminal decision module, the controller module and the actuator module are sequentially connected to one another; and the acquiring and monitoring module is respectively connected with the controller module and the actuator module. The system is low in price, and an expensive industrial controller is not required; a power detecting device is arranged in the system of the internet of things of agriculture, so that the power of the actuator module can be monitored in real time, and a user can know current working states of the various actuators in a greenhouse and consumed electric energy of the actuators and can also judge whether the actuators go wrong or not through the terminal decision module; and moreover, the user can know the consumption of electric energy of the whole greenhouse, and required electric charge can be calculated.

The invention discloses a plate-fuel-element power calibration method for fuel consumption measurement. The flow quantity of different coolants passing through an irradiation test device is calculatedfor obtaining flow distribution coefficients of inner and outer flow channels of a test section; the nuclear power of a plate fuel element and the total heat release power of the test section are utilized for obtaining initial values of the nuclear power of fuel element cores and the gamma heat release rate of each structural material, and the heat source and the distribution in the test sectionare preliminarily determined; a geometric structure model is utilized for building a calculation model; the gamma heat release rate of the material is determined through iterative calculation; the nuclear power of the fuel element is determined; and the fuel consumption of the fuel element is determined. The method is used for determining real-time fuel consumption values of the test fuel element,so that the fuel consumption irradiation index of the fuel element can be realized. The influence of the gamma release heat of the structural material is stripped through a certain analysis mean andmethod, and the error of the fuel nuclear power is reduced when fuel consumption in a fuel irradiation test is measured by a thermal balance method, so that the calibration of the fuel nuclear power in the irradiation test process of the fuel consumption measurement is realized.

The invention discloses a charger with a take-up function. The charger comprises an ABS insulating protecting box, a metal connecting terminal, a liquid crystal display screen, a small transformer, abreaker, a wiring board, an automatic winder and a power supply cable, wherein the metal connecting terminal is arranged on one side of the ABS insulating protecting box; the liquid crystal display screen is mounted on the top of the ABS insulating protecting box through a groove; the automatic winder is mounted on one side of the ABS insulating protecting box through a screw; the power supply cable is arranged in the automatic winder; the small transformer is mounted on one side in the ABS insulating protecting box through a screw; the metal connecting terminal is connected to the input end of the small transformer through a first connecting wire; the wiring board is welded to the other side in the ABS insulating protecting box; and the breaker is mounted between the small transformer andthe wiring board. The charger with the take-up function is reasonable and simple in design, convenient to operate, good in stability, high in reliability, good in safety and suitable for wide popularization.

The invention relates to a method for measuring the shaft torque, rotary speed and power parameters of a power device based on double cameras. The method comprises the following steps: synchronously acquiring two sets of image sequences S11-S1n and S21-S2n on the premise of no load; adding the load and synchronously acquiring two sets of image sequences A11-A1m and A21-A2m; obtaining any one pair of images A1i and A2i with a synchronous corresponding relationship in A11-A1m and A21-A2m; performing correlation operation on A1i and S11-S1n to obtain a reference image S1i with the highest correlation; performing correlation operation on A2i and S21-S2n to obtain a reference image S2j with the highest correlation; finding a reference image S2t synchronously corresponding to S1i in S21-S2n in time, wherein the distance between S2t and S2j is the torsional displacement delta s of the two ends of a shaft, and the torque is obtained through a formula as shown in the description. According to the method, the precision is relatively high and the structure is simple.

The invention discloses a power failure preventing solar street lamp system, which comprises a remote control center, a mobile storage battery and a plurality of field storage batteries, and is characterized in that each field storage battery is connected to a plurality of street lamps and provides power for the plurality of street lamps, the field storage battery comprises a wireless communication unit and a remaining power monitoring unit, the mobile storage battery is arranged on a movable carrier, the movable carrier is provided with a wireless communication device, and the mobile storage battery can charge the field storage batteries; and the wireless communication unit sends monitoring signals to the corresponding remaining power monitoring unit to a remote monitoring center in real time, and the remote monitoring center dispatches the mobile storage battery according to the monitoring signals to charge the corresponding field storage battery. The street lamp system disclosed by the invention can prevent a circumstance that lighting cannot be provided because of power failure.

The invention discloses an automobile battery capacity alarming device. The automobile battery capacity alarming device comprises a capacity monitoring unit, a capacity displaying unit, an alarming unit, a capacity alarming line setting unit and a central controller, wherein the capacity monitoring unit, the capacity displaying unit, the alarming unit and the capacity alarming line setting unit are respectively connected with the central controller; the capacity monitoring unit is used for monitoring the current capacity of an automobile battery in real time; the capacity displaying unit is used for displaying the current capacity of the automobile battery; the alarming unit is used for transmitting low capacity reminder according to the monitored value of the capacity monitoring unit; and the capacity alarming line setting unit is used for setting a capacity alarming line. According to the invention, through adoption of the automobile battery capacity alarming device, the service life of the automobile battery can be effectively prolonged.

The invention discloses a pull type rutting checking vehicle. The pull type rutting checking vehicle comprises a vehicle body, wheel devices arranged under the vehicle body, a driving device for driving the wheel devices to rotate, and a controller electrically connected with the driving device, wherein the vehicle body is provided with two side panels oppositely arranged left and right; each of the side panels is provided with an anticollision mechanism which comprises one or more rotatable anticollision wheels, and the anticollision wheels are axially arranged in the height direction parallel to the side panels. The controller is arranged, so that the driving device is controlled to act, and further controls the wheel devices to rotate, so that the purpose of remote control of the rutting checking vehicle is realized, and breeders can be prevented from being collided, damaged and bit by boars. In addition, the anticollision mechanisms are respectively arranged on two sides of the rutting checking vehicle, and the anticollision wheels are arranged, so that the side panels of the vehicle body cannot be in direct contact with positioning fences in a friction manner, the vehicle body can be prevented from being worn, torn and damaged, and the service life of the vehicle body is prolonged; besides, the anticollision wheels are arranged, so that reduction of friction between the outer walls of the positioning fences is facilitated, and the running resistance is reduced.

The invention relates to a steam feed pump state monitoring system based on data mining. The steam feed pump state monitoring system comprises a data acquisition module, a performance monitoring module, a fault diagnosis module and an interface display module, the data acquisition module comprises a data acquisition unit, a data transmission unit and a data storage unit, and the data acquisition unit acquires an operation data set of the number of steam feed pumps and stores the operation data set to the data storage unit through the data transmission unit; the performance monitoring module calculates a performance data set according to the operation data set; the fault diagnosis module comprises a parameter screening unit and a fault prediction unit, the parameter screening unit performs dimension reduction processing on the operation data set through a KPCA algorithm to obtain a dimension reduction data set, and the fault prediction unit inputs the dimension reduction data set into a trained fault prediction model to obtain a fault prediction result of the steam feed pumps; and the interface display module is used for displaying the performance data set and the fault prediction result. Compared with the prior art, the requirements for real-time state monitoring and fault diagnosis of the steam feed pumps are met.

The invention relates to an ecological greening wall which has a remote monitoring function and facilitates splicing, and the wall comprises a wall body, a greening mechanism and a central control mechanism. A splicing mechanism comprises a transmission gear, a worm, a sliding block, and a splicing assembly. The splicing assembly comprises a transmission rod, a pin shaft, and an installation block. One end of the transmission rod is provided with a resetting assembly. A working power module comprises a working power circuit, and the working power circuit comprises a first diode, a second diode, a first resistor, a second resistor, a third resistor, a fourth resistor, a first triode, and a second triode. According to the invention, the flexible splicing of a plurality of greening walls can be achieved through the splicing mechanism, thereby improving the practicality of the greening wall. Moreover, the real-time monitoring of the electric quantity of a storage battery can be achieved in the working power circuit, and the work reliability of the greening wall is improved.

The invention discloses a pull type rutting checking vehicle. The pull type rutting checking vehicle comprises a vehicle body, wheel devices arranged under the vehicle body, a driving device for driving the wheel devices to rotate, and a controller electrically connected with the driving device, wherein the vehicle body is provided with two side panels oppositely arranged left and right; each of the side panels is provided with an anticollision mechanism which comprises one or more rotatable anticollision wheels, and the anticollision wheels are axially arranged in the height direction parallel to the side panels. The controller is arranged, so that the driving device is controlled to act, and further controls the wheel devices to rotate, so that the purpose of remote control of the rutting checking vehicle is realized, and breeders can be prevented from being collided, damaged and bit by boars. In addition, the anticollision mechanisms are respectively arranged on two sides of the rutting checking vehicle, and the anticollision wheels are arranged, so that the side panels of the vehicle body cannot be in direct contact with positioning fences in a friction manner, the vehicle body can be prevented from being worn, torn and damaged, and the service life of the vehicle body is prolonged; besides, the anticollision wheels are arranged, so that reduction of friction between the outer walls of the positioning fences is facilitated, and the running resistance is reduced.

The invention relates to a power device shaft torque, rotation speed and power parameter measurement methods. The power device shaft torque measurement method comprises the following steps: acquiring a group of image sequences S1-Sn synchronously before loading; acquiring a group of image sequences A1-Am synchronously after loading; selecting any on frame of image Ai from the image sequences A1-Am, and carrying out correlation calculation on the image Ai and a reference image sets S1-Sn to obtain a reference image Si with the highest correlation; and selecting two subareas of two distant points P0 and Q0 from the same ordinate of the reference image Si, carrying out correlation calculation on the position P0' (x'0, y'0) and the position Q'0 (x'1, y'1) of the two points P0 and Q0 in the image Ai to obtain integer pixel displacement torsion angles as shown in the specification of two ends of the image Ai before and after the change of stress, and obtaining the torque through a formula as shown in the specification. The power device shaft torque, rotation speed and power parameter measurement methods have the advantages of high precision and simple structure.

The invention discloses an energy regulation and control platform of a valley electric energy storage water source heat pump, which comprises a plurality of heat pump units, wherein the front ends ofthe heat pump units are all connected with a flowmeter, a pressure sensor, a temperature sensor and an intelligent electric meter; The energy meter, flowmeter, intelligent electric meter and water pump frequency converter are in communication connection with the control cabinet through Modbus communication protocol; the pressure sensor, temperature sensor, electric valve I and electric valve II are in communication connection with the control cabinet through analog signals; the network phone and network camera are in communication connection with the switch through network; the switch is connected with the industrial computer and monitoring center through network cables. According to the invention, an energy regulation and control platform of the valley electric energy storage water sourceheat pump is constructed, the automatic control level is improved, and the system automatically judges the operation strategy of the peak and valley electric periods through the control strategy, sothat the host computer is always kept in the best performance state, and peak shaving and valley filling can be realized, thereby saving energy and reducing consumption.

The invention discloses a fitness equipment power generation system. The fitness equipment power generation system comprises a speed changer driven by rotary fitness equipment to rotate, a rack and pinion mechanism driven by swing-type fitness equipment to rotate, a first compressor driven by the speed changer to work, a second compressor driven by the rack and pinion mechanism to work, a gas storage unit for storing gases output by the first compressor and the second compressor, a pneumatic motor driven by the gas storage unit to work, and an electric generator driven by the pneumatic motor to work. An electric energy output end of the electric generator is connected with a charging control unit, an output end of the charging control unit is connected with a storage battery, the storage battery is connected with an electric quantity detection unit, the electric quantity detection unit is connected with the charging control unit, and the charging control unit is connected with a display used for displaying the electric quantity of the storage battery. The fitness equipment power generation system provided by the invention can effectively convert the mechanical energy generated during rotation of fitness equipment into electric energy, and is simple in structure and low in production cost.

The invention discloses a method for calibrating the power of a plate-type fuel element used for fuel consumption measurement, which calculates the flow rate of different coolants passing through an irradiation test device, and obtains the flow distribution coefficient of the inner and outer flow channels of the test section; uses the plate-type fuel element The nuclear power and the total heat release power of the test section are obtained to obtain the initial values ​​of the nuclear power of the fuel element core and the gamma heat release rate of each structural material, and the heat source and distribution in the test section are preliminarily determined, and the calculation model is established by using the geometric structure model; Iterative calculations determine the gamma heat release rate of the material; determine the nuclear power of the fuel element; determine the burnup of the fuel element. This method is used to determine the real-time burnup value of the test fuel element to ensure the realization of the fuel element burnup radiation index. Through certain analysis methods and methods, the influence of gamma heat release of structural materials is removed, and the heat balance method is used to reduce the fuel radiation. The error of the nuclear power of the fuel during the test, so as to realize the calibration of the nuclear power of the fuel during the irradiation test for the measurement of the burnup.

The invention relates to the technical field of overhead rail transportation, and in particular, relates to a mining intelligent overhead rail manned transportation system. The invention aims to solve the problems that an existing overhead rail manned transportation device is not intelligent enough, low in running speed, low in transportation efficiency, not energy-saving enough and not safe enough. For solving the technical problems, according to the mining intelligent overhead rail manned transportation system provided by the invention, whether a person sits on a traveling crane or not is judged through an infrared sensor, when the person sits on the traveling crane, the traveling crane travels at the maximum safety speed, if no person sits on the traveling crane, the traveling crane is in a static state, and energy consumption is reduced; the driving speed can be flexibly adjusted through a speed adjusting module according to the current speed and whether the front track is safe or not, safety is guaranteed, and high transportation efficiency is guaranteed; the system is provided with the braking system, automatic braking can be achieved in emergencies, and compared with the prior art, the system is safer; and when a driving fault occurs, automatic stopping and voice alarming are performed through a brake module.

The invention relates to a method for measuring shaft torque, rotational speed and power parameters of a power device. Under the premise of no load, two sets of image sequences S11‑S1n and S21‑S2n are collected synchronously; after loading, two sets of image sequences A11‑A1m and A21‑A2m are collected synchronously; among A11‑A1m and A21‑A2m Any pair of images A1i and A2i that have a synchronous corresponding relationship; A1i and S11‑S1n are correlated to obtain the reference image S1i with the highest correlation; A2i is correlated with S21‑S2n to obtain the most correlated reference image S2j; Find the reference image S2t corresponding to the time synchronization of S1i in S21‑S2n; the distance between S2t and S2j is the torsional displacement Δs at both ends of the shaft; the torque is obtained by . The invention has higher precision and simple structure.