63results about How to "No need to spend manpower and material resources" patented technology

This method includes obtaining user data from the mobile comm. devices and obtaining the population info (PI) from the user data. The system to obtain PI includes a mobile comm. system. This system includes: (1) A mobile comm. device records the user data which at least include the sign of the cell the user residing. (2) A user data processing device processes the user data to obtain the population info. (3) It may include a geography info system, which generates a map with population quantity signs according to the population info. This technical scheme collects, analyzes and processes the user data from the mobile comm. system to obtain the population real time info without spending lot of manpower and resource.

The invention discloses a user comment text mining method and device. The user comment text mining method includes the steps that to-be-analyzed user comments are subjected to data preprocessing, and a corresponding to-be-analyzed word set and a corresponding to-be-analyzed word class set are acquired; whether emotion word labels exist in the corresponding to-be-analyzed word class set or not is judged; if yes, a to-be-analyzed emotion word set is acquired from the to-be-analyzed word set based on the emotion word labels, and a to-be-analyzed syntactic structure set corresponding to the to-be-analyzed emotion word set is acquired; the to-be-analyzed emotion word set and the to-be-analyzed syntactic structure set are subjected to feature extraction through a preset emotion word-syntactic rule dictionary, and a primary feature extraction result is obtained; the primary feature extraction result is subjected to emotion polarity classification, and a deep feature extraction result is obtained. The operation process of the deep feature extraction result obtained through mining of the user comment text mining method is simple and convenient, it is not needed to consume a large amount of manpower and a large number of material resources, and the processing efficiency and accuracy can be improved.

The invention relates to a composite feedforward control type hysteresis control system. The composite feedforward control type hysteresis control system comprises input voltage Vi, a main switch tube, a filter circuit and a load Ro all of which are sequentially connected. The main switch tube is connected with a driving circuit. The composite feedforward control type hysteresis control system further comprises a feedback bypass, an adjusting capacitor C, a hysteresis comparison circuit and a feedforward circuit. The feedback bypass is respectively connected with the main switch tube and the load Ro, the adjusting capacitor C is connected with the feedback bypass, the input end of the hysteresis comparison circuit is respectively connected with the adjusting capacitor C, the feedforward circuit and the main switch tube, the output end of the hysteresis comparison circuit is connected with the driving circuit, and the feedforward circuit is connected with the input voltage Vi. Compared with the prior art, the composite feedforward control type hysteresis control system has the advantages of being good in dynamic characteristic, simple in control circuit topology, low in cost, high in efficiency and the like.

The invention provides a full-automatic correction and force measurement machine for carbon brush springs and belongs to the field of detection equipment. The full-automatic correction and force measurement machine comprises a feeding unit, a conveying unit and a correction and force measurement unit, wherein a discharge port of the feeding unit is located above the conveying unit, the conveying unit is used for conveying the carbon brush springs to the correction and force measurement unit; the correction and force measurement unit comprises manipulators as well as an angle correction mechanism, a first elasticity value detection mechanism and a correction mechanism which are arranged sequentially, the manipulators can slide in a reciprocating manner in the vertical direction, are used for clamping the carbon brush springs conveyed to the correction and force measurement unit by the conveying unit and can slide in a reciprocating manner relative to the angle correction mechanism in the conveying direction of the conveying unit, and the clamped carbon brush springs are sequentially conveyed to the angle correction mechanism, the first elasticity value detection mechanism and the correction mechanism. The correction and force measurement machine for the carbon brush springs realizes automation and is flexible and rapid to operate, the force measurement efficiency of the carbon brush springs is high, the force measurement accuracy is high, less manpower and fewer material resources are required, and the cost is greatly saved.

The invention discloses a system and method for determining correction values of absolute position signals of a hybrid photoelectric encoder. The system comprises a microprocessor, a hall current sensor, a power supply module, an A/D conversion circuit module, a photoelectric encoder signal conditioning circuit, a current signal conditioning circuit and a three-phase power driver for driving a servo motor with the hybrid photoelectric encoder. The method comprises the following steps of (1) coaxially installing the hybrid photoelectric encoder and the servo motor; (2) obtaining installation error correction values of the hybrid photoelectric encoder; (3) obtaining the correction values of the absolute position signals when an installation error is not considered under the condition of not considering the installation error of the hybrid photoelectric encoder; and (4) determining the final error correction values of the absolute position signals of various sectors of the hybrid photoelectric encoder. The system and the method are reasonable in design, convenient to implement, low in cost, convenient to use and operate, high in correction efficiency, high in correction accuracy and high in practicability; manpower and material resources are saved; and promotion and application are facilitated.

The invention discloses an absolute position signal calibration system of a hybrid photoelectric encoder and a method thereof. The system comprises a microprocessor and a power supply module. An input terminal of the microprocessor is connected to a photoelectric encoder signal conditioning circuit. An input terminal of the photoelectric encoder signal conditioning circuit is connected to an output terminal of the hybrid photoelectric encoder. An output terminal of the microprocessor is connected to a three-phase power driver. A servo motor is connected to an output terminal of the three-phase power driver. The method comprises the following steps that 1, the hybrid photoelectric encoder and the servo motor are coaxially installed; and 2, the hybrid photoelectric encoder detects an absolute position signal and a relative position signal of servo motor rotation, and the microprocessor uses the relative position signal of the servo motor rotation to correct the absolute position signal. In the invention, the design is reasonable, the system and the method are easy to realize and cost is low, usage and operation are convenient, calibration efficiency is high, manpower and material resources are saved, practicality is high, a usage effect is good and popularization and usage are convenient.

The invention relates to the technical field of soil improvement, in particular to a garden planting soil improvement method which comprises the following steps: S1, a permeation tube is inserted intosoil, a doping section of the permeation tube is closed, and a plurality of permeation holes are formed in the side wall of the permeation tube; S2, a dimethylamine aqueous solution is injected at the pressure of 1-2 MPa through the permeation tube; S3, a hydrogen peroxide aqueous solution is injected at the pressure of 1-2 MPa through the permeation tube; S4, air is injected through the permeation tube at the pressure of 1-2 MPa; S5, a nutrient solution is injected through the permeation tube at the pressure of 0.2-0.3 MPa; S6, the permeation tube is pulled out. The method has the advantages that large-area excavation is not needed for harrowing or loosening soil, a large amount of manpower and material resources are not consumed, and construction operation is easy and convenient.

The embodiment of the invention discloses a metal pipeline leakage monitoring remote early warning alarm system. A wireless thickness measuring sensor is arranged at a pipeline site easy-to-leak point, the real-time monitored pipe wall thickness data of the easy-to-leak point is uploaded to a cloud platform in real time, the cloud platform analyzes the pipe wall thickness and the pipe wall thinning speed of the metal pipeline easy-to-leak point, early warning information is sent to pipeline maintenance personnel before leakage occurs, the maintenance personnel can be notified in advance to carry out maintenance before leakage occurs, the leakage monitoring of a large-scale (such as the whole country) unattended metal pipeline is realized, the leakage monitoring is timely, the timeliness ishigh, more manpower and material resources do not need to be consumed, and the cost is low.

The invention discloses a wild animal remote monitoring device. The wild animal remote monitoring device comprises an infrared sensor, an A/D converter, a control module, a camera group, a wireless communication module and a remote monitoring terminal. The infrared sensor is connected with the control module through the A/D converter and used for detecting the body temperature of wild animals and transmitting a detecting signal to the control module. The camera group is connected with the control module and used for shooting images of the wild animals and transmitting image information to the control module. The control module is connected with the wireless communication module. The wireless communication module is connected with the remote monitoring terminal through a wireless signal. The wild animal remote monitoring device achieves the purpose of remotely monitoring walking or foraging forms of the wild animals and assists researchers in work, and field observation is not needed; in addition, the device is simple in structure and low in cost, has no requirements for much manpower or many materials, and guarantees personal safety of the researchers.

The invention discloses a multipurpose unmanned aerial vehicle water taking device, comprising an unmanned aerial vehicle body and an operation table. A peristaltic pump is fixedly connected with thetop of the operation table through utilization of a connection block. A peristaltic pump suction pipe is communicated with one end of a water inlet of the peristaltic pump. One end of the peristalticpump suction pipe away from the peristaltic pump penetrates the operation table and extends to the bottom of the operation table. A water outlet pipe is communicated with a water outlet of the peristaltic pump. A collection cylinder is fixedly connected with the middle part of the bottom of the operation table through utilization of a bolt. The bottom end of the water outlet pipe penetrates the operation table and the collection cylinder in sequence and extends into the collection cylinder. The invention relates to the technical field of plankton collection. According to the multipurpose unmanned aerial vehicle water taking device, through utilization of an external remote controller, the unmanned aerial vehicle can be controlled to move to the middle of a lake, thereby finishing a plankton collection process; relatively few manpower and material resources are consumed; certain potential safety hazards are reduced; plankton can be collected; lake water can be sampled and collected; andthe foundation for managing the lake water is laid.

The invention discloses an integrated brick paving machine. The integrated brick paving machine comprises a main supporting frame, a voyage driving mechanism, a second conveying belt switch button, aninclined plate and a leveling machine, wherein a slurry conveying belt is mounted on an inner side of the main supporting frame, a partition plate is fixed in the middle of a mounting groove plate, atrough located in the right side of the main supporting frame is arranged on the right side of the slurry conveying belt, a plate brick placing area is arranged above a plate brick conveying belt, abaffle is installed on the right side of the plate brick placing area, a transverse rod is connected with the inner side of a first installation frame, an inclined plate is installed at the bottom ofa sliding plate, an auxiliary supporting frame is connected with the outer side of the sliding plate, and the leveling machine is arranged on the inner side of a second installation frame. The integrated brick paving machine is advantaged in that the integrated brick paving machine can be comprehensively and integrally used, slurry stirring, slurry conveying, slurry paving, floor tile placing andfinal leveling of a foundation can be directly completed, a large amount of manpower and material resources do not need to be consumed, and efficiency can be easily improved.

The invention provides a combined climbing ladder, which is suitable for being arranged on a leaning body for climbing. The combined ladder includes at least two ladder modules that are detachably connected from head to tail, and the ladder module is provided with a support portion extending toward the body to support the ladder module on the body; the ladder at the top The top of the module is provided with a hanging part bent toward the body to hang on the top surface of the body, and the hanging part is provided with a top fixing part for fixing on the top surface of the body; The bottom of the ladder module is provided with a bottom fixing part for fixing the ladder module. The combined climbing ladder provided by the invention has a simple and convenient assembly method, has a high safety factor, and is applicable to various drop ranges.

The invention discloses a method for detecting quinolone in a textile. The method comprises the following steps of sampling; and pretreatment and detection for the content of the quinolone in a pretreated target object, wherein the pretreatment includes the steps of mixing a sample with a first extractant to form a first mixed solution, and carrying out ultrasonic treatment for first designated time at a first preset temperature; and cooling the first mixed solution subjected to the ultrasonic treatment to a second preset temperature. Multiple agents are omitted, so the method is more environment-friendly and more healthy to a human body; the time cost is saved, the pretreatment test process is simple, the instrumental analysis time is short and the consumption for a lot of human and material resources is avoided; with a trace test, a detection limit can be lower, and a test instrument is easily available; and an LC-MS/MS analyzer having the high sensitivity and the strong anti-interference capability is used.

The invention provides an automatic measurement system for constructional engineering, and relates to the technical field of constructional engineering measurement. The automatic measurement system for constructional engineering comprises a real-time acquisition module, a data analysis module, a data uploading unit, a model drawing module, a parameter setting module, a reference comparison unit, acomprehensive calculation module, an automatic correction module, a result generation module, a central processing module and a prediction judgment module. According to the invention, construction data of a building site can be collected in real time; comparing of the actual model of the field construction building with the design model of the construction building is carried out; the building can be rapidly measured, the deviation occurring in the actual construction process can be rapidly found out, a correction report can be generated, the whole measurement mode is simple, a large amount of manpower and material resources do not need to be consumed, and the measurement efficiency and the measurement accuracy of the building are further improved.

The invention discloses sunscreen cream for fruit trees. The cream comprises the following components in parts by weight: 1-2 parts of lime powder; 1-2 parts of talcum powder, 0.8 to 1.5 parts of water soluble chitosan; 0.01 to 0.03 part of glycine betaine, 0.06 to 0.2 part of a humectant, 0.05 to 0.3 part of a dispersing agent, 0.2 to 0.5 part of a water-phase emulsifier, 0.2 to 0.5 part of starch, 0.8 to 1.5 parts of a seaweed extracting solution, 0.3 to 0.7 part of titanium dioxide, 0.2 to 0.6 part of a chelating agent and 3 to 4 parts of water. The prepared fruit tree sunscreen cream can prevent and control sunscald, promote fruit growth, improve the yield and quality of fruits, and achieve the integration of plant disease prevention and control and growth promotion.

The invention provides a livestock scale weighing method. Data pre-processing and an EMD algorithm are combined and a livestock scale weighing method having accurate measuring result, small noise, simple operation and high efficiency and free damages to animals is provided.