39results about How to "Help improve" patented technology

The invention relates to an LED lamp control method and a device without light decay, the device comprises an AC/DC controllable constant current power supply, LED voltage measurement, LED current measurement, LED brightness measurement, environment temperature measurement and an AC/DC direct current voltage stabilizing power supply; the method comprises the following steps that after converting alternating current into direct current, the AC/DC controllable constant current power supply outputs constant direct current to an LED array according to the instruction of the controller: LED voltage measurement, LED current measurement and LED brightness measurement transmit the working conditions of the LED array to the controller in real time, and the controller sends the instruction of outputting current values to the AC/DC controllable constant current power supply according to preset control strategies and the measured environment temperature; simultaneously, once the working conditions of the LED array are found abnormal, the controller sends alarm information to a monitoring center in real time in a wired or wireless way through a communication interface; and the monitoring center can also send the working instructions to the controller in the wired or wireless way.

The invention discloses a grey level distribution control method of a software program. The method comprises the following steps: determining the core functions of the software program from the functional functions of the software program; in allusion to all the determined core functions of the software program, determining the integral source code change rate of a modified newest software program to be distributed relative to the currently running software program; and taking the newest software program as a trial version and taking the currently running software program as a stable version so as to carry out grey level distribution when the integral source code change rate is greater than or equal to a preset threshold.

The invention discloses an automobile safety performance analysis and evaluation method based on big data. The method comprises the following steps: inputting to-be-evaluated auxiliary driving strategy data, corresponding trigger event data for triggering an auxiliary driving strategy, vehicle driving parameter data, environment data and behavior data of a driver into an evaluation model unit; enabling the evaluation model unit to evaluate the auxiliary driving strategy to be evaluated and output an evaluation result. The invention further provides an automobile safety performance analysis andevaluation system based on the big data, the system comprises a data acquisition module and a data analysis module. By adopting the technical scheme, big data analysis is carried out on the vehicle driving data; therefore, the safety of the automobile auxiliary driving strategy is evaluated or the event information which is not matched with the auxiliary driving strategy is extracted, so that reference is provided for designers, and the designers are helped to improve the automobile auxiliary driving strategy or make a strategy for supplementing events which are not matched with the auxiliarydriving strategy.

The invention discloses a high-precision wallpaper cutting device for interior decoration design, and relates to the technical field of wallpaper cutting devices for interior decoration design. The high-precision wallpaper cutting device for interior decoration design comprises a cutting table, and a supporting frame is mounted in the middle of the top of the cutting table; supporting rods are mounted at the four corners of the bottom end of the cutting table, an air cylinder is fixed to the middle of the top end of the supporting frame, and a mounting plate is arranged in the supporting frame; and the telescopic end of the air cylinder extends into the supporting frame and is connected with the top of the mounting plate, and a cutting knife is mounted in the middle of the bottom end of the mounting plate. According to the high-precision wallpaper cutting device for interior decoration design, by arranging a pressing plate, wallpaper can be pressed, so that the cutting position of the wallpaper is smooth, cutting edges are prevented from appearing at the cutting position of the wallpaper, the cutting quality of the wallpaper is effectively improved, the rejection rate of wallpaper cutting can be reduced, then efficient and high-quality cutting of the wallpaper is achieved, and the wallpaper cutting benefit is increased.

The invention relates to a household heating water heater running cloud monitoring method and system thereof. The system comprises a household fuel gas heating water heater, a data acquiring and transmission module, a cloud server and an information feedback and pre-warning module. The system is characterized in that temperature, flow rate, flame pictures and other data information acquired by thedata acquiring and transmission module of a terminal household heating water heater are transmitted to the cloud server controlled by a production factory through WIFI or GPRS network; the data information from the terminal can be collected, calculated and determined; the obtained problem information is fed back to the information feedback and pre-warning module of the terminal household heatingwater heater of a user; and the obtained problems are subjected to pre-warning. According to the system, the household heating water heater can be monitored and data are transmitted in real time through the WIFI or the GPRS network; the running data are handled through the cloud server in order to determine whether the actual running state of the heating water heater is normal; and meanwhile, theuser can be timely correspondingly pre-warned in case of problem, so that the safety of the user in use can be ensured to the maximum.

The invention relates to a high-pressure and high-temperature simulation experiment system for a fidelity coring device. The system comprises a pressure supply unit, a heat source supply unit, a high-temperature and high-pressure cabin, a data acquisition unit and a control unit. The high-temperature and high-pressure cabin comprises a temperature box and a pressure experiment cabin arranged in the temperature box, and the temperature box is provided with a medium inlet, a medium outlet and a first preformed hole for an experiment pipeline to penetrate through. The pressure supply unit is connected with the pressure experiment cabin through a pipeline so as to adjust the pressure in the pressure cabin. The heat source supply unit is connected with the incubator through a pipeline to adjustthe temperature of the pressure experiment cabin, and the pressure supply unit, the heat source supply unit and the data acquisition unit are all connected with the control unit. The pressure supplyunit and the heat source supply unit are arranged, the high-temperature and high-pressure environment can be simulated, the pressure maintaining capacity of the pressure maintaining experiment cabin under the high-temperature and high-pressure conditions can be verified, the experiment integrity can be improved, the defects of the fidelity cabin of the coring device can be better found, and therefore the fidelity cabin of the coring device can be better improved.

The invention discloses low-sugar candied radix asparagi and a preparation method thereof. The preparation method comprises the following steps that fresh radix asparagi is taken as a raw material, and cleaning, enzymolysis, freezing, blanching, hardening, color protection, vacuum sugar permeability, vacuum drying and the like are carried out; enzymolysis is carried out on radix asparagi peel by using a small amount of compound enzyme preparation, through short-time freezing treatment, the radix asparagi is taken out for short-time boiling water blanching or steam treatment, then the radix asparagi is taken out, quickly cooled, peeled, hardened and subjected to protecting color, sugar liquid is prepared for vacuum sugar permeability, vacuumizing is carried out first, sucrose proportioningliquid with the concentration of less than or equal to 40% is injected, treating is carried out for 30 minutes at the vacuum degree of 0.07-0.095 MPa and the temperature of 80-90 DEG C, and soaking iscarried out for 4-6h at normal pressure and temperature; and in order to improve the permeation and filling effects of the sugar liquid, a composite filling agent is added, then drying is carried out, so that the low-sugar candied radix asparagi with the sugar content of 36%-40% is finally prepared, the high-sugar characteristic of the original traditional candied radix asparagi is improved, thecolor is smooth, the mouthfeel quality is good, and the character, unique flavor and nutritional ingredients of original radix asparagi are preserved to the maximum extent.

The invention provides a numerical value simulation-based ventilation duct smoke purification system. The system comprises a ventilation duct, a dust collector, a fan and a smoke pipe, wherein the ventilation duct is prepared through a method comprising the following steps: 1) preliminarily designing the ventilation duct, establishing a geometric model according to the structural size of the ventilation duct, and carrying out grid division on a calculation area by utilizing software; 2) setting a pressure inlet boundary condition for dust absorption points of the ventilation duct and a pressure outlet boundary condition for an outlet of the ventilation duct, simulating the flowing of airflow in the ventilation duct by utilizing simulation software so as to obtain the simulated air volume of each dust absorption point, and obtaining an air volume deviation result between a designed air volume and the simulated air volumes; and 3) analyzing the result, adjusting the duct, and adjusting the air volume imbalance through adjusting the diameter of the duct or adding a throttling pipe. The system provided by the invention has the following technical effects of being conducive to saving the engineering commissioning cost, shortening the erection time, adjusting and improving the ventilation duct and improving the air volume balance of the ventilation duct.

The invention discloses intelligent teaching demonstration equipment for art teaching. The intelligent teaching demonstration equipment comprises four supporting legs and a circular plate, wherein the tops of the four supporting legs are fixedly connected with a mounting cylinder; the mounting cylinder is internally provided with an adjusting mechanism enabling the circular plate to ascend or descend; the adjusting mechanism comprises a screw rod, and the screw rod is rotatably connected to the inner bottom of the mounting cylinder; the outer wall of the screw rod is in threaded connection with a screw rod sleeve; the outer wall of the screw rod sleeve is fixedly connected with two mounting frames; the tops of the two mounting frames are fixedly connected with the bottom of the circular plate; the outer wall, located below the two mounting frames, of the screw rod sleeve is fixedly connected with a limiting block; a plurality of limiting grooves are formed in the inner wall of the mounting cylinder in a circumferential array mode; and the limiting block is connected with the inner walls of the limiting grooves in an up-down sliding mode. Through the cooperation of the above structures, a diversified and rich light environment can be constructed for teachers and students, demonstration and explanation of the teachers and observation of the students are facilitated, and the students can conveniently cultivate the sense of space and the sense of light.

The invention discloses a mixed type slow-release snow melting and deicing material as well as a preparation method and an application method thereof. Every 100 parts by weight of the mixed type slow-release snow melting and deicing material comprises 30-65 parts of an ionic type snow melting active material, 25-60 parts of an inorganic gel material, 2-8 parts of a gel stability enhancer and 0.3-5 parts of an ionic buffer stabilizer. Compared with a traditional ionic snow-melting agent, the snow-melting and deicing material has the advantages that under the condition that the use amount of snow-melting and deicing electrolyte (namely the ionic snow-melting active material) is reduced, a stable sol system with high ionic strength is formed on the surface of a road surface, so that the snow-melting and deicing efficiency is improved, and meanwhile, the skid resistance of the surface of the road is enhanced.

The invention discloses an establishment method and a solving method of an optimization design model on the basis of a principle of uniform accuracy life. The establishment method is carried out according to the following steps: 1. adopting a dynamic error decomposition and traceability method to obtain a dynamic measurement system and a respective accuracy loss function of n error units; 2. according to n+1 accuracy loss extremities and n+1 accuracy loss functions set for the dynamic measurement system and the n error units of the dynamic measurement system, obtaining the respective accuracy life of the dynamic measurement system and the error units of the dynamic measurement system; 3. utilizing an unhomogeneity definition in the establishment method to obtain the unhomogeneity of the dynamic measurement system; 4. utilizing a total-system dynamic error model to obtain the average accuracy loss speed weight of the n error units; and 5. establishing a life uniform optimization design model of the dynamic measurement system. The optimization design of the uniform accuracy life of the measurement system can be realized, so that each unit in the system can be subjected to accuracy failure in the roughly same time so as to perform the maximum efficiency of resources.

The invention belongs to the technical field of geological disaster prevention and reduction, and relates to a geological disaster meteorological early warning accuracy calculation method, wherein the method eliminates the influence of rainfall forecast errors. The method specifically comprises the following steps: dividing a research area into a plurality of early warning units, and determining the geological disaster quantity grade of each early warning unit in an early warning period; obtaining the early warning level of each early warning unit, and judging the early warning release condition of the research area; respectively calculating the total number NA of the early warning units with correct forecast, the total number NB of the early warning units with empty forecast and the total number NC of the early warning units with missing forecast in the early warning time period; respectively calculating a total hit rate POD, a total empty report rate FAR and a total missing report rate PO in the early warning time period by using a TS scoring method; respectively calculating a hit rate pod, an empty report rate tar and a missing report rate po of rainfall forecast in the early warning time period by utilizing a TS scoring method; and calculating a hit rate POD', an empty report rate FAR' and a missing report rate PO' of geological disaster meteorological early warning for eliminating rainfall errors.

The invention relates to the field of soil improvement, in particular to a soil improvement method for garden planting. The soil improvement method comprises: step 01), inserting a plurality of infiltration irrigation pipes into hardened soil, wherein the insertion end of each infiltration irrigation pipe is closed, and the pipe wall of each infiltration irrigation pipe is provided with a plurality of infiltration and irrigation holes in a penetrating manner; step 02), injecting a premix containing an iron powder and water into the hardened soil through the infiltration irrigation pipes; step03), performing natural drying for 24 h or more, and then injecting a hydrochloric acid solution through the infiltration irrigation pipes; step 04), injecting a liquid organic fertilizer through theinfiltration irrigation pipes; and step 05), injecting a weak alkaline solution through the infiltration irrigation pipes. The soil improvement method has the effect of not requiring the manual rakingor scarifying of the hardened soil, and thereby saving a lot of physical energy and greatly reducing labor intensity.

The embodiment of the invention discloses a user behavior path analysis method and device. One specific embodiment of the method comprises the steps of receiving a query request sent by a client for atarget application, the query request being used for requesting to query statistical information of a behavior path of a user of the target application; according to the query request, processing a pre-acquired behavior log of the user of the target application to obtain statistical information of a behavior path of the user of the target application; and displaying the obtained statistical information to the client. According to the embodiment, comprehensive understanding of the user behavior path is facilitated.

Provided is a chewing assistance system capable of obtaining chewing quality at the time of dining and supporting improvement of chewing quality and maintenance and enhancement of health by a simple method without attaching a device such as an electromyography instrument to the body and without causing discomfort or burden to a user. This chewing assistance system is provided with: a moving image acquisition means (21) for acquiring a moving image of a face region including at least the mouth or the periphery of the mouth; an analysis unit (22) that analyzes a chewing action on the basis of the moving image of the region acquired by the moving image acquisition unit; a quality determination means (23) for determining the quality of the chewing action on the basis of the information on the chewing action analyzed by the analysis means; and an extraction means (24) for extracting, from the mastication information storage means (32), the assistance information corresponding to the mastication quality determined by the quality determination means.

The invention provides a filter which comprises a first water treatment tank (100), a second water treatment tank (200), a filtering mechanism component and a demister; the filtering mechanism component is mainly composed of a one-level or multi-level filtering mechanism; the one-level or multi-level filtering mechanism is arranged on an outer wall of the shell of the first water treatment tank (100); the second water treatment tank (200) is connected with the first water treatment tank (100); the demister is arranged on the front-end process or rear-end process of the first water treatment tank (100) or on the front-end process or rear-end process of the second water treatment tank (200). The filter has an excellent filtering effect, is capable of removing particulate matters as well as foams from water, is suitable for the field of automobiles and is capable of realizing water recycling and online cleaning.

The invention provides a super-start water jet loom comprising a loom body (800) and a water treatment device; the loom body (800) and the water treatment device are all positioned on a set working site; the working site is provided with a waste water tank (700); the loom body (800) is arranged on the waste water tank (700) in a spanning manner; the water treatment device is distributed on one orboth sides, positioned along the width extension direction, of the waste water tank (700); the water treatment device includes a control box (400), a control panel (401) is arranged in the control box(400), and the control panel (401) includes a loom super-start control system. In the super-start water jet loom disclosed in the invention, space of a box body is reasonably distributed, an originally narrow walkway can be prevented from being occupied by too many parts on one side. Two phase over-modulation technologies are adopted in the loom super-start control system, a modulation ratio is increased, the amplitude value of fundamental wave voltage is compensated, IGBT switching frequency can be lowered, and switching loss can be reduced.

The invention discloses an implosion detection device for a catalytic debinding furnace. The device comprises a furnace body, wherein cavities are arranged in the two sides of the furnace body; vent holes are arranged in the two sides in the cavities; vent pipes are arranged at one sides of the vent holes; back plates are arranged at one sides of the cavities; locking structures for fixing the back plates are arranged on the cavities; buffer structures are arranged in the cavities; and detection devices are arranged between the back plates and the buffer structures. The implosion detection device is simple in structure, when the furnace body implodes, expanded air during implosion is buffered through the buffer structures, deflation is conducted through the vent holes, the detection devices record the number of times of implosion, a controller makes a sound to remind workers, research and development and improvement of new materials and new finished products by researchers are facilitated through detection records of implosion, in addition, the locking structures are additionally arranged at the positions of the back plates, damage to the back plates is prevented, and the safety of the implosion detection device is remarkably improved through the arrangement of the locking structures and the vent holes.

The invention provides a method, a device and a system for monitoring the underground working state of a torsion impacter, and relates to the technical field of oil-gas exploration, the monitoring method comprises the following steps: step 1, measuring engineering parameters of the torsion impacter underground and storing the engineering parameters; 2, analyzing the engineering parameters underground to obtain the analysis data, and judging whether the working state of the torsion impacter is normal or not according to the analysis data to obtain a judgment result; and step 3, transmitting the judgment result to the ground. According to the method, the device and the system for monitoring the underground working state of the torsion impacter, the working state of the torsion impacter can be quickly obtained.

The invention relates to the technical field of soil improvement, in particular to a preparation method of a soil improvement type organic fertilizer. The preparation device is used in the preparation method, and the preparation device comprises an electrolytic tank, a cathode bar, an anode bar, a power source and a recovery unit. The cathode bar and the anode bar are arranged in the electrolytic tank, the cathode bar is rotationally arranged in the electrolytic tank, the recovery unit comprises a flexible belt, an unwinding disc and a winding disc, and the flexible belt starts from an execution part of the unwinding disc to wind the cathode bar for several circles and then is wound on an execution part of the winding disc. The preparation method comprises the following steps of S1, electrolyzing an organic stock solution by the cathode bar and the anode bar; S2, analyzing the heavy metal on the cathode bar, and adsorbing the heavy metal on the flexible belt; S3, enabling the unwinding disc and the winding disc to work to replace the flexible belt on the cathode bar. According to the present invention, the heavy metal in the organic stock solution is removed in an electrolysis mode, the heavy metal can be recycled, the cost is low, and the content of the heavy metal in the prepared organic fertilizer is lower. The invention further relates to a preparation device of the soil improvement type organic fertilizer.