36 results about "Qualification testing" patented technology

The invention discloses a surface pad assembly machine of a cylindrical battery. The surface pad assembly machine is characterized in that the periphery of a divided circle is orderly provided with a battery feeding device, a pole ear positioning device, a pole ear shaping device and a welding bottom qualification testing device, a surface pad punching device, a defective product output device and a qualified product output device, wherein the surface pad punching device comprises a surface pad punching air cylinder the bottom of which is provided with a surface pad mould; a horizontal surface pad belt is arranged right below the surface pad mould, racks on the two sides of the surface pad punching air cylinder are respectively fixedly provided with a unreeling wheel and a rolling wheel, and the two ends of the surface pad belt are respectively twined on the unreeling wheel and the rolling wheel; before the battery feeding device feeds a battery into the divided circle, the negative pole ear is subjected to bottom welding and needle injection withdrawal, and then the whole equipment orderly and circularly operates by using the rotation of the divided circle under the coordination of a control box to finish bottom welding and surface pad mounting of the battery in one step and classification of defective products. The surface pad assembly machine disclosed by the invention has the advantages that the efficiency is improved, and the space is saved.

The invention relates to a phased source consistency determining method. The determining method comprises the following steps that: the vertical positioning accuracy error of a phased source is not more than 2m; for the improvement capability of an actual signal-to-noise ratio compared with a theoretical value, the signal-to-noise ratio decreases by not more than 3 dB; each source excitation signal has high linearity; different source signals are superposed in an out-of-phase manner to cause the signal signal-to-noise ratio; the phases of two quantitative signal waveforms are consistent; and if the conditions are met, the phased sources are regarded as consistent phased sources; otherwise, the phased sources are regarded as inconsistent phased sources. Tests prove that the determining method is applicable to the consistency testing process of any phased sources, combined sources and a plurality of controlled sources, and provides necessary collection quality assurance measures for field data collection of phased source seismic prospecting methods. Testing results show that the signal-to-noise ratio of the collected data is improved to a great extent. The phased source consistency determining method provides a basis for phased source performance evaluation, phased source system maintenance and effective collection of phased source seismic data, and simultaneously also can provide effective technical means for phased source maintenance and qualification testing.

The invention relates to an insufficient charging cycle system suitable for matching with a lead-carbon battery in an energy accumulation scene. The insufficient charging cycle system comprises a plurality of big cycles, and each three big cycles form a period. The insufficient charging cycle system specifically comprises the following steps: carrying out qualification testing on the battery capacity at the room temperature of 25 DEG C, and regulating the maximum state of charge to 80%C10; and after repeatedly carrying out the step for several periods, when the capacity of a storage battery is less than 60% of 10h rated capacity, recording the cycle index, testing again to determine that the capacity is still less than 60%, and ending the test, wherein the last 100 cycles are not reckoned in the large cycle index. The insufficient charging cycle system has the beneficial effects that on the one hand, the optimal cost performance of the cycle life of the battery is realized; and on the other hand, the overcharging of the battery can be effectively avoided, so that the sulfation of a negative plate, the corrosion of a positive grid and the water loss of the battery can be effectively avoided, and the maximum cost performance of the battery is guaranteed.

Testing circuitry and methods are disclosed for use with analog neural memory in deep learning artificial neural networks. The analog neural memory comprises one or more arrays of non-volatile memory cells. The testing circuitry and methods can be utilized during sort tests, qualification tests, and other tests to verify programming operations of one or more cells.

The invention relates to the technical field of transmission, and provides a transmission shift performance test system and test method. The transmission shift performance test system comprises an input motor, a first output motor, a second output motor, a transmission control unit, a real-time controller and an upper computer. The real-time controller acts as the control core of the whole transmission shift performance test system. The input motor, the first output motor and the second output motor simulate the vehicle driving condition of the transmission. The transmission control unit controls the transmission to complete shift control and performs secondary calculation according to the rotating speed signal of the transmission so as to obtain the shift performance parameters of the transmission. Then the obtained shift performance parameters are transmitted to the upper computer. The upper computer judges the qualified state of the current transmission to be tested according to the generated shift performance parameters so as to realize qualification testing of the transmission. The transmission shift performance test system is simple in structure and high in test efficiency and test accuracy.

A method of simulating and optimizing qualification testing of lubricating oil products, the method including: passing a plurality of lubricating oil product characteristics to a simulator engine, where the simulator engine includes a plurality of simulated qualification tests and processing the lubricating oil product characteristics in one or more of the simulated qualification tests, where the output of each simulated qualification test includes a probability of passing indicator for indicating the probability that a lubricating oil product have the inputted characteristics would pass an actual qualification test; passing an input of the plurality of lubricating oil product characteristics, the probability of passing indicator from each simulated qualification test, and a proposed test sequence of a plurality of qualification tests to a strategy simulator engine and processing the input to determine a probability of passing indicator, cost and time duration of the proposed test sequence.

The invention discloses a hybridization method for raising pollination success rate of distant hybridization peanuts, comprising the following steps: (1) acquiring male flower pollens of a male parent during the full-bloom stage of peanuts; (2) gathering pollens of a female parent during the flowering stage of peanuts, and carrying out hyperthermic inactivation by the use of a thermostat water bath pan; (3) mixing the male flower pollens of the male parent acquired in the step (1) and the inactivated pollens of the female parent prepared in the step (2), and preparing a pollen suspension by the use of a cane sugar + boric acid mixed solution; (4) uniformly smearing the pollen suspension onto pistil stigma of peanut female parent; (5) greatly controlling the insect pests until fruit ripening; and (6) carrying out progeny selection, comparison between different strains and selection of excellent strains into evaluation nursery, and carrying out two-year multi-point yield and quality qualification testing so as to obtain a new peanut variety. The hyperthermic inactivated female parent's pollens have strong fusion activity. By using the pollens as an inducer for pollen fusion, compatibility of the pollen suspension is enhanced so as to raise the success rate of peanut hybridization.

The present invention relates to a humic acid organic compound bacterial fertilizer and a preparation method thereof, wherein the humic acid organic compound bacterial fertilizer comprises, by weight, 110-200 parts of plant straws, 30-50 parts of manure, 8-20 parts of oil residue, 4-8 parts of pure humic acid, 1-4 parts of trace elements, 7-12 parts of bran, 1-3 parts of brown sugar, 3 parts of bacteria, and 750-1300 parts of water. The preparation method comprises: crushing straws, fermenting the crushed straws and manure according to a certain ratio, adding oil residue and pure humic acid to the fermented biogas residue, uniformly stirring, carrying out natural air drying, carrying out ball mill crushing after the air drying, adding an auxiliary material, continuously fermenting, adding trace elements and bacterial after 10 days to form a slurry juice, adding water, carrying out stirring dilution, filtering, carrying out qualification testing on the filtered liquid fertilizer, bottling, compounding the filtered residue and the bacteria, granulating, drying, screening, carrying out qualification testing, and bagging. According to the present invention, the contents of nitrogen, phosphorus and potassium are formed during the extraction on the crop straws, the content of the organic matter is formed through the extraction from the humic acid and various manures, the microbial fertilizer is not added with the chemical components, the straws are rich in a variety of nutrition elements absorbed by crops, and the product is the pollution-free and residue-free green environmental protection product.

The invention relates to the technical field of processing equipment for blueberry juice, and discloses a packaging and weight qualification testing device for blueberry juice. The packaging and weight qualification testing device for the blueberry juice comprises a bracket, a motor I is fixedly installed on one side of the inner cavity of the bracket, an outlet shaft of the motor I is fixedly sleeved with a roller I, a roller II is fixedly installed in the other side of the inner cavity of the bracket, and the outer wall of the roller I is connected with the outer wall of the roller II through a chain in a transmission mode. The exterior of the chain is fixedly sleeved with temperature packers, a mounting frame is fixedly installed on one side of the bracket, and one side of the inner portion of the mounting frame is movably sleeved with a rotating shaft I. According to the packaging and weight qualification testing device for the blueberry juice, the packaging of the blueberry juicecan be achieved by arranging the bracket, the motor I, the roller I, the roller II, the chain and the temperature packers, at the same time, the function of quick circulation can be achieved due to the fact that the temperature packers are installed on the chain, the speed of packaging the blueberry juice is increased, the work efficiency is improved and the industrial production is speeded up.

The embodiment of the invention provides a house purchase qualification test method and device, and the method comprises the steps: receiving a house buying qualification test request from a terminal, wherein the house purchase qualification test request comprises test city information; obtaining a house purchase qualification test questionnaire based on the test city information, wherein the house purchase qualification test questionnaire is obtained by analyzing a tree diagram, the tree diagram is generated based on node types and node contents input by testers, and the node types comprise topics and options; sending the house purchase qualification test questionnaire to the terminal; and determining a house purchase qualification test result based on questionnaire answer options fed back by the terminal. By implementing the embodiment of the invention, the house purchase qualification test can be performed on the house buyer based on the house buying qualification test questionnaire, so that whether the house buyer meets the house buying standard or not is evaluated, and the accuracy of the house purchase qualification test is improved; and meanwhile, the house purchase qualification test questionnaire is generated through the tree diagram, so that the convenience of house purchase qualification test is improved.

The invention discloses a bridge construction method. According to the bridge construction method, the problems that the construction quality is poor, and the construction period is delayed are solved. According to the technical scheme, the bridge construction method comprises the steps of pier column construction, specifically, a forming template is assembled on a construction site, steel bars are fixedly installed, and concrete layered pouring is conducted; hollow plate construction, specifically, hollow plates are prepared according to needs, and prestress test and construction error analyzing and controlling are conducted; hollow plate hoisting, specifically, the position and height of hoisting are in accordance with the designed position and height; scaffold erecting, specifically, ascaffold is corrected continuously in the erecting process to make the scaffold meet requirements; high-formwork construction, specifically, a bracket is installed, a beam template is installed, and afloor template is installed; and concrete construction, specifically, qualification testing of raw materials is conducted firstly, the raw materials are mixed according to proportion after being qualified, and then layered pouring and continuous pouring are conducted. The project is divided into different construction projects, during construction, the different construction projects or the previous preparation of construction are implemented on different construction sites and can be started and conducted simultaneously at a proper time, and workers are deployed reasonably, so that the construction efficiency is improved advantageously.

There is provided a method and system for qualification testing in a social network service. Qualification testing provides access control into a social network, wherein qualification is based on answers to questions related to a topic. In one example, members admitted to the network provide guidance, notes and research assistance to another member. The social network members access the social network from an external networked computing service, such as another social network, to facilitate easy connection to potential members. The social network may be implemented as an application overlay to the external service, or may access connections in the external network.

The invention relates to a process method for reusing skateboard grinding powder. It includes the following steps: collection, sedimentation, drying, crushing and testing. After the physical properties are tested to be qualified, part of the qualified grinding powder is used to replace the premixed powder in the production formula of the skateboard. The invention fully improves the utilization rate of the grinding powder and reduces the production cost of the slide plate.

A vial holder for holding and stabilizing vials, the vial holder comprising a base, and both a vertical mount and a horizontal mount extending from one side of the base. The vertical mount comprises a cylindrical cavity configured to receive and rotatably attach the vial to the base such that the vial is held to the base in a generally vertical orientation, while the horizontal mount comprises a body support and a neck support configured to receive and rotatably attach the body and the neck of the vial to the base such that the vial is held to the base in a generally horizontal orientation. In both orientations, the vial holder of the present invention provides easy access to most of the exterior surfaces of the vials and reduces safety hazards associated with creating sample defects on vials for purposes of qualification testing for vial inspectors.