52results about How to "Determine the quality" patented technology

To overcome defects in prior art, the disclosed method comprises: a. expanding the crushed tobacco; b. detecting with selected at least two points with near IR device to obtain the near IR chart; c. building different maths models according to obtained chart and conventional chemical analysis to obtain and store the analysis maths model into a memory; d. detecting the tobacco from on-site purchase to take comparison with former model and determine tobacco leave quality.

The invention relates to a device for identifying obstacles for rail vehicles (1), comprising a force measuring device (4) which generates a collision force measuring signal (5) in the event of a collision between a collision beam (3) of the rail vehicle (1) and a mass (m) of the collision object (11). Said collision force measuring signal (5) is directed to an evaluation device (7) together with a rail vehicle speed signal (6) and the evaluation device (7) is designed to integrate the collision force measuring signal (5) by means of an integrator (13) and by using the rail vehicle speed signal (6), to determine the mass (m) of the collision object (11).

The invention provides a powder covering substrate heating CH3NH3PbI3 perovskite film preparation method, belonging to the technical field of perovskite solar cell films. The process steps of the prior art are complex, and the requirement of process conditions is high. According to the method, a PbI2 film is prepared on a substrate firstly, and a CH3NH3PbI3 perovskite film is generated by the solid phase reaction of CH3NH3I and PbI2 in the PbI2 film. The method is characterized in that CH3NH3I crystal powders with the particle diameter of 10 to 50 micrometers are evenly spread at the surface of the PbI2 film, the heating is carried out from the substrate and 80 to 100 DEG C solid phase reaction temperature is provided for the CH3NH3I and the PbI2, and the solid phase reaction is completed through 8 to 10 minutes. The preparation method is simple, the process condition is loose, the product film is in a multi-crystalline state, the structure is compact, the crystallinity is high, the grain size reaches a micrometer level, the absorption is good in a visible light band, and the method can be used as a light absorbing material in the field of photovoltaic.

The invention discloses a method for optimizing the manufacturing process of quality, capacity and/or profitability in a textile plant is applied when raw material is processed in the manufacturing process in several processing steps into intermediate products and an end product is produced. Parameters (301, 303, 312, 393) of the raw material, the intermediate products and/or the end product are measured in at least two different processing steps, stored in a database (300) and linked in an index file (3002). Thus the employed qualities of a lot are as close as possible to the quality of a lot which can also be designated as necessary quality of a lot in order to offer the yarn quality provided for a delivery agreement.

Provided is a bearing ball installing groove detector. A fixed plate is installed on a base, a lead screw is installed in the middle of the fixed plate, one end of the lead screw is provided with a handle, a movable plate is installed on the surface of the fixed plate, a nut is fixed under the movable plate and is sleeved on the lead screw, and a positioning block is installed on the movable plate. A V-shaped chute is designed on the positioning block, a blocking plate is installed at one end of the chute, and the chute bottom of the chute and the axial direction of the lead screw are consistent. An included angle is in a range from 300 to 450, a fixed column is installed beside the positioning block, a dial indicator is installed on the fixed column, and a probe of the dial indicator right faces the groove bottom of a ball installing groove on a bearing excircle. When the bearing ball installing groove detector is used, an operator turns the excircle to ensure the probe to right face the lowest point of the installing groove and turns the handle on the lead screw, the excircle performs horizontal movement, the dial indicator measures a height numerical value of a protruding edge in the installing groove and a low point of a bearing arc-shaped groove, and the accuracy of a notching position of the installing groove can be detected.

A ridge flow based fingerprint image quality determination can be achieved independent of image resolution, can be processed in real-time and includes segmentation, such as fingertip segmentation, therefore providing image quality assessment for individual fingertips within a four finger flat, dual thumb, or whole hand image. A fingerprint quality module receives from one or more scan devices ridge-flow-containing imagery which can then be assessed for one or more of quality, handedness, historical information analysis and the assignment of bounding boxes.

The present invention relates to a method for detecting insulation resistance of an insulation device of a battery. The method comprises the steps of applying a measuring voltage to the insulation device, measuring a total current changing process (28, 30) in a set measuring time interval ([delta]t), and comparing the total current changing process (28, 30) measured in the set measuring time interval ([delta]t) with a reference current changing process. In addition, the present invention also relates to a computer program and system for implementing the method.

The invention relates to the technical field of displaying, and discloses a system, method and device for controlling liquid crystal dropping. Precision of the liquid crystal filling capacity of a liquid crystal display panel is improved, the display quality of a liquid crystal display device is improved, and production efficiency of a product is improved. The system for controlling liquid crystal dropping comprises a liquid crystal dropping machine, a phase analysis device and a control device, the phase analysis device is used for collecting and calculating the current phase difference between ordinary light and extraordinary light which are formed by transmitting liquid crystal drops by incident light and recording the contact time of the liquid crystal drops and the incident light, and the control device is in signal connection with the phase analysis device and the liquid crystal dropping machine and is used for obtaining the volume of the liquid crystal drops according to the contact time of the liquid crystal drops and the incident light and the corresponding relation of the current phase difference and the volume of the liquid crystal drops. The quality of the liquid crystal drops is determined according to the volume of the liquid crystal drops. When the quality of the liquid crystal drops exceeds the allowable quality range of the liquid crystal drops, a dropping stop signal is output, and the liquid crystal dropping machine is controlled to stop dropping.

The invention provides an evaluation method for the suitability of the storage condition of royal jelly. The suitability of the storage condition of royal jelly is judged by detecting the content of free Gln in the royal jelly and according to the content of free Gln in the royal jelly, and the quality of the royal jelly can be further judged. The storage condition of the royal jelly can be sensitively judged, so as to provide a basis for the manufacturers and the consumers to accurately judge the quality of the royal jelly, and the present royal jelly quality specification can also be completed, in order to effectively monitor the quality of the royal jelly.

The invention discloses an automatic reed leaf sorting unit which comprises the following parts including a conveying mechanism used for conveying reed leaves and overturning the reed leaves, a visualmodule used for shooting and capturing images on the front and back faces of the reed leaves, a control module used for receiving image information collected by the visual module and controlling a driving device of the conveying mechanism and a storing mechanism, and the storing mechanism used for storing the reed leaves into different zones according to the different qualities of the reed leaves. By means of the sorting unit, the different reed leaves can be sorted according to the qualities of the reed leaves, manpower and time cost needed by manual reed leaf sorting are reduced, and the damage to the reed leaves is reduced, and the production and machining efficiency of the reed leaves are improved.

The invention provides a preparation method of a building shock insulation rubber support and the building shock insulation rubber support product prepared by applying the same. The preparation methodcomprises the following steps that firstly, a rubber compound material is prepared, a steel plate is cut, and laminating and forming are carried out on the rubber compound material and the cut steelplate subjected to shot blasting to obtain a semi-finished product to be subjected to mold filling; the semi-finished product to be subjected to mold filling is placed into a heating device for preheating, and after the temperature rises to 75-85 DEG C at the speed of 5 DEG C/min in the preheating process, the temperature is kept for more than 4 hours; mold filling and vulcanizing are carried outon the preheated semi-finished product; and demolding and trimming are carried out to obtain the building shock insulation rubber support. By adding the preheating step, adjusting the formula and improving the process, the vulcanization uniformity and the vulcanization efficiency of the building shock insulation rubber support are effectively improved.

The invention relates to a process for preparation of large-particle-size zinc sulfate, wherein the process comprises the following steps: (1) placing a concentrated zinc sulfate sample solution withthe Baume degree of 54 Be into a crystallizer, and starting to slowly cool the solution temperature of 50 DEG C to 30-34 DEG C, wherein fine crystals begin to appear; (2) then rapidly heating the solution to 45-48 DEG C until the crystals are completely dissolved, wherein the stirring rate is 70 RPM; and (3) slowly cooling the solution to 39.5 DEG C-40 DEG C, adding 3-4 g of a crystal seed, rapidly cooling the solution to 25-29 DEG C with the cooling rate of 1 DEG C/min, then making the temperature of the solution constant for 6 h-7 h, adjusting the stirring rotating speed to 100 RPM, and allowing the large-particle-size zinc sulfate crystals to appear. The large-particle-size zinc sulfate can be obtained, the crystallization time is shortened and the production efficiency is improved.

The invention relates to the field of substrate detection, in particular to a detection method of an FPC (flexible printed circuit) high-Tg glued substrate applied to vehicle-mounted LED (light emitting diode) lamp products. The method mainly comprises the following steps of (1) performing aging test on the FPC high-Tg glued substrate; (2) respectively performing a cold and hot impact test, a constant-temperature and constant-humidity test and a high-temperature storage test on the FPC high-Tg glued substrate. The method provided by the invention can be used for detecting whether the FPC high-Tg glued substrate has the heat-resistant performance and the environment-resistant performance or not and whether the dimension stability and the mechanical intensity can be maintained at high temperature or not, so that whether the electric performance of the substrate is reduced or not and whether the service life of a product can be influenced or not are determined, and the quality of the substrate is further determined.

The method for instantly generating the color point picture based on the increment Voronoi sequence comprises the following steps of: randomly generating seed points in the sampling area, dividing thesampling area into a Voronoi graph according to the generated seed points, obtaining sampling points by using a farthest point strategy according to the current Voronoi graph, adding the sampling points into Voronoi division, and performing algorithm continuous iteration to obtain a required sampling sequence; Initializing parameters of an input image I and an output image O, determining the number n of sampling points, selecting n sampling points from the generated IVS to form a sequence S, and calculating the size A of a sampling area of a picture; Determining the radius of a pure color point corresponding to the sampling point; Dividing the sampling sequence into a plurality of subsets; For each sampling point in the subset, calculating the position of the sampling point on the image I; allowing an Each channel to adopt a threshold strategy to determine the color selected by each sampling point in the set; And outputting the finally generated image O. The color dot picture generation method is high in efficiency, and the color dot picture can be generated approximately in real time.

The invention provides an automatic umbrella rib and oiled paper bonding and embossing mechanism for umbrella preparing, and relates to the technical field of oiled paper umbrella preparing. The problems that in the existing manual oiled paper umbrella preparing process, due to excessive umbrella ribs, the operation that preparing personnel conducts embossing along each umbrella rib is complex, and time is wasted are solved. The automatic umbrella rib and oiled paper bonding and embossing mechanism for umbrella preparing comprises a bearing mechanism, and a drive mechanism is arranged at the right end of the bearing mechanism. Oiled paper and umbrella ribs are bonded and embossed, intermittent uniform feeding of the umbrella ribs is achieved through meshing transmission fit of the drive mechanism and an intermittent transmission mechanism, meanwhile, the drive mechanism is in meshing transmission fit with the transmission mechanism, a cam drives the bonding and embossing mechanism to reciprocate up and down, and the synchronous bonding and embossing operation is achieved. Through umbrella rib intermittent uniform feeding and bonding and embossing operation synchronous to umbrella rib intermittent uniform feeding, the umbrella rib and oiled paper bonding and embossing automatic operation can be achieved, and the work burden of oiled paper umbrella preparing personnel is greatlyrelieved.

The invention provides a management method, system and equipment for an entry and exit biological reagent of a border port and a medium, the system is applied to tracing of the entry and exit biological reagent, and under the condition that the biological reagent is traced, the method comprises the following steps: obtaining article information of the biological reagent; determining identity information of a tracing target according to the article information and a received tracing request initiated for the biological reagent; determining a corresponding supervision mechanism according to theidentity information and the article information; and sending a warning notification to a corresponding tracing target according to the identity information, and sending the identity information of the tracing target to the supervision institution. The method can well determine the overseas calendar or source of the scientific research biological reagent and the safety and quality of the scientific research biological reagent, and fully meets the requirements of customers.

The present invention relates to a production machine and a method for operating the production machine for rod-shaped articles in the tobacco processing industry. The method involves coining a first wrapping material strip (33), acquiring the image data of a rod made of a strip material wrapped by the coined first wrapping material or a rod-shaped article cut off via the dimension of the strip, detecting the quality and/or position of the coined structure according to the image data, and controlling or adjusting the production machine to run according to the quality and/or position. The production machine possesses a first wrapping material strip processing device, a strip forming device, an image data acquisition device arranged when the strip material is conveyed in the longitudinal axial conveying direction (13') and wound by the first wrapping material strip, and used to record the image data of the strip wound by the first wrapping material strip, an image data processing device used to detect the quality and/or position of the coined structure applied to the first wrapping material strip, and a controlling and/or adjusting device used for controlling and/or adjusting parameters in the continuous operation of the production machine according to the detected quality and/or position of the coined structure.

The invention provides a preparation method of large-particle zinc sulfate, which comprises the following steps: putting zinc hypoxide and zinc oxide in the waste residue generated by the preparationof the zinc into a raw material pool filled with dilute sulfuric acid to generate a zinc sulfate solution, and then introducing the zinc sulfate solution into a reaction pool to remove iron, cobalt and copper impurities in the zinc sulfate solution through a filter; introducing the impurity-removed zinc sulfate solution into a storage tank for precipitation treatment, and then obtaining the zinc sulfate concentrate solution through preheating treatment and evaporation concentration; starting to cooling slowly to 32-36 DEG C when the temperature of the solution is 48 DEG C, fine crystals beginning to appear in a crystallizer; then rapidly raising the temperature of the solution to the point where the crystal is completely dissolved; slowly cooling the solution to 36-38 DEG C, adding 9-12g/Lof crystal, rapidly cooling the solution to 25-29 DEG C, and keeping the solution at a constant temperature for 7.5-9hours to obtain large-size zinc sulfate crystals. The method of adding seed crystal can obtain large-size zinc sulfate crystals and can shorten the crystallization time, reduce the energy consumption in the cooling process and improve the production efficiency.

The invention provides a siphon type oil single well metering device for oilfield exploitation, and relates to the technical field of metering devices. An upper tank body is fixedly mounted at the top of the left end of the supporting table; a lower tank body is fixedly mounted at the top of the right end of the supporting table; the bottom of the rear end of the supporting table is fixedly in butt joint with a weighing table. An upper siphon is vertically mounted at the right end of the inner cavity of the upper tank body; a lower siphon is vertically mounted at the left end of the inner cavity of the lower tank body; the upper end of the upper siphon is in butt joint with a buffer tank; and the lower end of the buffer tank is fixedly butted with a metering cylinder. The platform scale is arranged in the weighing table and can be used for weighing the weight of discharged petroleum, so that the weight of the discharged petroleum is conveniently compared with the measured volume, on one hand, whether metering is accurate or not can be determined through mutual comparison, on the other hand, whether the petroleum density is consistent with the conventional petroleum density or not can be reversely deduced, and therefore the oil quality is determined, and the problem that measurement is prone to being inaccurate is solved.