70results about How to "The method is simple and practical" patented technology

The invention relates to a double-row concave type combined ridge tobacco transplant method. The method is characterized by comprising the following steps of soil preparation, fertilizer application, ridging, film covering at proper moisture, transplanting at land for growing field crops, field management and management on the land for growing the field crops. The double-row concave type combined ridge tobacco transplant method is simple and easy to implement, and has the obvious advantages of collecting rain, preserving water, saving labor, improving utilization rate of fertilizers and improving the yield, the output value and the economical benefits of tobaccos.

The Chinese chestnut preserving process includes the following steps: picking chestnut, piling in reasonable mode, threshing and eliminating some water, soaking with pretreating agent, treating with preservative, improved sand preservation or film tent storage, and management in preserving period. To Chinese chestnut with pest, some fumigating step to killing pest in added before threshing and water elimianting step. The said process is simple, practical and suitable for small scale storage without using refrigerating equipment, and can reduce cross infection, increase the disease resistance of Chinese chestnut, reduce water loss during storage and prolong the preserving period of Chinese chestnut.

The invention discloses manufacturing equipment and a manufacturing method for an electrode of a power type lithium ion battery. The manufacturing equipment comprises a vibration disk, a foam metal die, an electrode solid-state filler powder box and foam metal, wherein the foam metal die is arranged on the vibrating disk; the electrode solid-state filler powder box is arranged above the foam metal die; and the foam metal is arranged in the foam metal die. The foam metal with the characteristics of high electric conductivity, high thermal conductivity, large specific surface area, uniform and small through holes and the like is adopted as a current collector, and a skeleton structure of the foam metal is inserted into powdery active substances for pressurization to obtain an electrode plate with strong binding force, so that the active substances difficultly fall, the electric conductivity of the active substances of the electrode is effectively improved, internal resistance is lowered, heat produced by the battery is reduced, radiation is facilitated, and the service life of the battery is prolonged; and in addition, a solid-state active substance is used for directly filling the foam metal without an aqueous solution or a non-aqueous solvent, so that the obtained electrode plate is not required to be baked to remove the solvent, the manufacture period of the battery is shortened, energy consumption is reduced, and production cost is saved.

The invention discloses a blasting fixing device, and a draw shaft dredging system and method applied to the blasting fixing device. The blasting fixing device comprises a vertical pole and one or more sets of umbrella-shaped support mechanisms arranged on the vertical pole, a support platform used for fixing blasting charges is arranged at the top of the vertical pole, the umbrella-shaped supportmechanisms comprise a plurality of inclined brace rods arranged in an umbrella shape around the vertical pole, the umbrella-shaped support mechanisms are in opening states, one ends of the inclined brace rods are connected to the vertical pole, and the other ends abut against and are supported on the inner wall of a blasting channel through the blasting charges and gravity of the dead weight of the device. According to the blasting fixing device, the umbrella-shaped support mechanisms are used for fixing the blasting charges, after the blasting charges are transported below the position of ablockage, single support structures of the umbrella-shaped support mechanisms are used for supporting and fixing the blasting charges in a draw shaft for blasting for dredging, according to the draw shaft dredging system and method, the explosive transportation process is more stable, the blasting method is more destructive, at the same time, only the inexpensive umbrella-shaped support mechanismsare damaged during the initiation process, and the cost is lower.

The invention discloses a flow field analysis method for earth and rockfill dam seepage flow monitoring and calculation. The flow field analysis method for earth and rockfill dam seepage flow monitoring and calculation comprises the steps of firstly measuring the underground water level distribution situation in a seepage field, then conducting two-dimensional analysis calculation on underground water level and accordingly obtaining total seepage flows of a flow field. The flow field analysis method for earth and rockfill dam seepage flow monitoring and calculation has the advantages that the novel method for earth and rockfill dam seepage flow monitoring and calculation is specifically a flow filed analysis method, is suitable for analysis of the dam foundation phreatic layer seepage field situation of a dam built on a deep water-permeating layer foundation and comprises the steps of monitoring amount determination, measuring point arrangement, measurement means and complete matching of a result calculating method, the problem that a traditional closure water-collection measurement method cannot be applied to the deep water-permeating layer dam is thoroughly solved, and the flow field analysis method is simple and feasible.

The invention discloses a wind-driven generating set and offshore platform grid non-stop grid connection test system and a wind-driven generating set and offshore platform grid non-stop grid connection test method. In the system, the high-voltage of a transformer is connected with the input end of an outlet switch of a wind-driven generating set; the output end of the outlet switch of the wind-driven generating set is connected with the input end of the wind-driven generating set; the output end of a thermoelectric generating set is connected with an inlet bus bar of a load device; the low-voltage end of the transformer is connected with the inlet bus bar of the load device; an auxiliary power supply of the load device is connected with the load device; the auxiliary power supply of the transformer is connected with the transformer; the auxiliary power supply of the thermoelectric generating set is connected with the thermoelectric generating set; the wind-driven generating set is connected with test monitoring equipment; the outlet switch of the wind-driven generating set is connected with the test monitoring equipment; and the thermoelectric generating set is connected with the test monitoring equipment. In the system and the method, the grid connection test is performed on the wind-driven generating set and a simulated offshore platform grid on land first and then the wind-driven generating set is integrally transported to the sea for installing after regulating, so accidents of power failure and production stop in an offshore grid connection process are avoided.

The invention relates to a method for preserving and ripening bananas. The method comprises the following steps: (1), harvesting raw materials which meet the harvest standards; (2), performing pretreatment before preservation by soaking fruits in a pretreatment agent; (3), treating with an edible coating agent; (4), treating the fruits with an ethylene absorbent; (5), packing the fruits with antifogging preservation bags; (6) preserving at an appropriate low temperature; (7), performing preservation-stage management; and (8), ripening before sale. The method provided by the invention prolongs the fresh-keeping period of banana fruit preservation to the greatest extent, greatly improves the commercial quality of bananas by the scientific and reasonable ripening technology, and increases the economic benefits.

The invention discloses an urban green land soil moisture content detection method. The method comprises steps of preprocessing yperspectral data and panchromatic images; setting a sample plot, and measuring the moisture content of the sample; obtaining a vegetation area and a non-vegetation area through image segmentation and contour recognition, and selecting a bare soil sample of the non-vegetation area to obtain an end member spectrum curve of bare soil; extracting an exposed soil distribution area; utilizing the thermal infrared data to respectively establish inversion models for the plant coverage area and the bare soil area, and calculating constant values in the inversion models and inversion area soil moisture content in combination with the measured values. According to the method, image segmentation, contour recognition and spectral angle classification are combined, a vegetation coverage area and an exposed soil area are distinguished, two soil moisture content models are established, the soil moisture content of the urban greenbelt can be indirectly and directly detected, the adopted method is convenient and practical, large-area soil moisture content detection can beachieved, compared with most soil moisture content determination methods, the method is faster, more accurate and more comprehensive.

The invention provides a mobile terminal anti-theft system, and further provides a mobile terminal anti-theft method. The mobile terminal anti-theft system is sued for a mobile terminal; the mobile terminal comprises an earphone; a control button is arranged on the earphone; the mobile terminal anti-theft system has an anti-theft alarm function, and comprises a setting module, an earphone anti-theft detection module, a light sensing anti-theft detection module, an alarm control module and an alarm module; whether the earphone is pulled out or not is detected through the earphone antitheft detection module under the condition that the anti-theft alarm function is opened, if the situation that the earphone is pulled out is detected, an alarm command is sent to the alarm module; whether a mobile terminal is moved or not is detected through the light sensing anti-theft detection module under the condition that the antitheft alarm function is opened, and if the situation that the mobile terminal is moved is detected, an alarm command is sent to the alarm module; after receiving the alarm command, the alarm module conducts alarm according to an alarm mode set by the setting module. The mobile terminal anti-theft system is convenient to use and practical.

The invention discloses a manufacturing device for an electronic circuit based on graphene and a manufacturing method thereof. The manufacturing device comprises a precise injector, a micro-nano fiber collecting board, a control system, a high-voltage direct current power source, an electrostatic spinning nozzle, a micro-nano fiber, a graphene layer, a substrate, an X-Y platform and a graphene oxidation environment device. The substrate is used for protecting the circuit, the graphene layer is deposited on the substrate and used for manufacturing materials of the circuit, and a near-field electrospining direct technology is used for forming the pattern track of the circuit. The graphene oxidation process is used for precipitation of the circuit. According to the manufacturing device for the electronic circuit based on the graphene and the manufacturing method thereof, the electricity conductivity or the semiconductor property shown by different belt widths of graphene belts is utilized, a conductor or a transistor can be formed on the graphene layer, the graphene is used as a receiving plate for electrostatic spinning, and the near-field electrospining direct technology can be used for conducting controllable deposition of micro-nano fiber patterns on the graphene, the circuit track is manufactured, the non-electricity-conductivity of the oxidized graphene is used, the graphene which is not protected by the micro-nano fiber can be oxidized, and therefore the circuit is precipitated.

The present invention relates to a purification processing system of the slightly polluted water, especially an earth purification processing system used for processing the landscape water body. Firstly the groove is dig on the earth and the anti-seepage processing is executed to the inner side of the groove, the inner side of the groove is filled with filling agent and the initial two ends of the groove are respectively arranged with a water inlet pipe and a water outlet pipe, the upper layer of the filling agent is covered with the water-permeating material and the upmost layer is laid with natural soil; the water to be processed is inputted into the groove from the water inlet pipe and enters the filling agent, at the same time because of the capillarity of the water-permeating material and the natural soil the water to be processed is suck into the filling agent layer of the soil, and the water passing through the synthetic function of the filling agent, the soil, the plant and the microorganism becomes purified water. Comparing with the present technology the method has the advantages of effectively processing the slightly polluted landscape water on the spot, practicality, easiness, not affecting the surrounding landscape in the actualizing method of the method, adopting the pure ecological technique and not generating the secondary polluting matter.

The invention discloses a latent fingerprint image enhancement method for hyperspectral imaging. The method comprises the following steps: step 1, acquiring a fingerprint endmember spectrum set; step 2, acquiring a background endmember spectrum set based on the fingerprint endmember spectrum set in the step 1 or combination of the fingerprint endmember spectrum set in the step 1 and average spectrum of different background regions marked with a user, and adopting orthogonal subspace iteration for extracting the background endmember spectrum set; step 3, separating fingerprints from backgrounds to realize fingerprint enhancement; and step 4, postprocessing fingerprint features: adopting morphological open-close mixed reconstruction for performing morphology-reserving and noise-inhibiting post-processing on the fingerprint features after enhancement in the step 3. The method is simple and practical, greatly lowers the difficulty of user operation, can smooth noises and fill holes on the premise of keeping enhanced fingerprint information, and is high in fingerprint enhancement reliability, high in efficiency and high in practicality and feasibility.

The invention discloses a method for carrying out on-site evaluation on an expansion property of expansive soil by utilizing electrical resistivity and belongs to the technical field of rock-soil mechanics and engineering. The method comprises the following steps: firstly, testing an electrical resistivity value of a target expansive soil region on site by adopting an electrical resistivity static sounding technology; secondly, testing a moisture content value and a density value of the target expansive soil region through on-site sampling, and calculating the porosity and saturation degree of a soil body according to the moisture content value and the density value; finally, calculating a free expansion ratio of the target expansive soil region according to an electrical resistivity free expansion ratio predication formula, and determining grades of expansive rock and soil according to Technical Code for Buildings in Expansive Soil Regions GBJ112-87. The method disclosed by the invention is simple and practical, easy to operate and rapid and accurate, is especially suitable for construction sites and has very important meanings on engineering design and construction.

The present invention relates to a method and a device to dispense carbonated beverage from bottled soda while preventing the carbonation from escaping the soda bottle.

The invention relates to a comprehensive utilization method of polysilicon production waste, and improves the Siemens method polysilicon production process which produces waste, such as silicon tetrachloride, trichlorosilane, dichlorosilane, etc. The comprehensive utilization method comprises the following three steps: the first step: conversion of the polysilicon production waste. The temperature is controlled between 20 DEG C and 1400 DEG C, the waste is converted into silicon and chloride by using the reaction between active metal and polysilicon production waste. The second step: the utilization of silicon. The produced silicon can be used as commercial polisilicon after collection, impurity separation and treatment. The third step: the utilization of chloride. The utilization of chloride can be realized in two ways: direct utilization, and the electrolysis and fusion of chloride, so as to reutilize obtained metal and chlorine. The comprehensive utilization method has the advantages that all products can be recycled and utilized without the discharge of three wastes; the reaction is easy to realize and automation can be realized in the reaction process; the quality of products is stable, and the purity thereof is high; and the method has great economic and social benefits.

The invention relates to a shared express delivery box using item recycling trading method. The method comprises the following steps that (1), when a second user uses or purchases an item sharing express delivery box or a shopping bag, a first user sends an item through a network to a service management platform, and the second user obtains and uses the item sharing express delivery box or the shopping bag; (2) the second user returns the item; (3) the second user clicks a 'recycle button'; (4), the shared express delivery box is placed into a feeding port of self-service recycling equipment;(5), the shared express delivery box is stored by a storage module; (6) the amount of money and accumulation points are transferred to an account of the second user; (7) transferring, withdrawing andaccumulation point redemption are conducted; (8) returning to the initial interface is conducted; (9) the shared express delivery box is retrieved. The method has the advantages that items can be reused, the method is simple, easy to operate and practical, and the method has recycling restriction on a user.

A method for improving the combustion performance of coal dust through using sludge or wastes comprises the following steps: burdening sludge or wastes containing organic matters into particulate or granular fire coal in a space section from a raw coal pile to the feeding port of a coal mill, and grinding the sludge or wastes and the particulate or granular fire coal to prepare coal dust of the sludge or wastes containing organic matters, wherein the burdening amount of the sludge or wastes containing organic matters is 1-30% of the weight of the particulate or granular fire coal. The method uses the sludge and the wastes as a productive resource for improving the combustion performance of the coal dust, so it is convenient for the coal mills of a large quantity of cement plants and hydraulic power plants to improve the performance of the anthracite inferior coal dust through utilizing local sludge and wastes, and also realizes the full utilization of the huge renewable energy sources comprising the sludge and the wastes; and the method has the advantages of no secondary pollution, and no extract waste utilization or environmental protection cost.

The invention relates to a tissue culture rapid propagation method of Dendrobium officinale, which comprises the following steps: 1) sterilizing; 2) weighing 3000g of corn flour, 3000g of wheat bran, 850g of sawdust, 750g of white granulated sugar, 30g of licorice root and 35g of euphorbia kansui, evenly mixing, adding 10000g of water, and mixing to prepare a culture medium; 3) culturing the material in the step 1) in the culture medium in the step 2) for 10 days, wherein the culture conditions are as follows: the temperature is 26 DEG C, the illumination time is 12 hours, and the intensity of illumination is 2000 Lx; and 4) when the material grows to 3-4 stem segments, cutting the stem segment with buds, and removing the leaves to obtain an explant, and carrying out original corm induced culture, proliferation and differentiation in the culture medium prepared in the step 2) to obtain the Dendrobium officinale seedling. The method provided by the invention is convenient and practical.

The present invention provides a farmer bouilli production method, which comprises: (1) selecting streaky pork with a fat thickness of not more than 2-2.5 com and a fat to lean meat ratio of 3:7, and cutting into blocks with a size of 2*2 cm so as to be spare; (2) frying 3 g of laurel leaf, 3 g of illicium verum hook.f, 5 g of cinnamomum tamala, 3 allium fistulosum sections and 2 dried capsicum annuum by using oil to achieve aroma, adding 500 g of the cut meat blocks, firing for 3 min, and adding 500 g of water, 25 g of white sugar, 12 g of salt, 30 g of dark soy sauce, 20 g of sweet fermented flour paste, 5 g of fermentum rubrum powder, 4 g of monosodium glutamate, and 50 g of yellow wine; (3) after boiling with large fire, firing for 30 min with small fire to make the meat be in a cooked state but out a completely cooked state, taking out, and loading into a turnover box; (4) cooking 500 g of cut dried vigna unguiculata in a boiling water pot for 2 min, taking out, and loading into the turnover box; and (5) thickening the juice, pouring into a basin, naturally cooling at a room temperature to achieve a temperature of less than or equal to 25 DEG C, and pulling to a packaging workshop so as to be spare. With the farmer bouilli production method of the present invention, the mass production of the bouilli is achieved.

The invention discloses a device for automatically preventing unlawful using electric in power network, which includes a base and a box fixed together with the transformer. Electric meters and an AC transformer are installed in the box, and ceramics wiring points are installed at the upside and downside of the box, and the wiring points are respectively connected via wires, and the wires go through respectively the exchange-transformer and connect directly with the output of the transformer through the wires of the ceramics wiring points downside. The wires connect with users' cable outside through the ceramics wiring points upside, and the output wires of the transformer connect respectively with the electric meters. So it can be used for preventing such as broken circuit, bypass flow, commutating, furthermore, it increases the voice circuits and high-voltage generator circuit for preventing damage about the box by purely man-made factors.

A method for fault positioning and recovery of a voltage source converter includes following steps. Locking a converter station when it is detected that an alternating-current voltage contains a zero sequence voltage or a direct-current voltage contains an unbalanced voltage. Positioning a fault by continuing to detect the zero sequence voltage of an alternating-current side of the converter. Recovering operation of each station after the fault is positioned. The method for fault positioning and recovery is simple, practical, has high reliability, and can effectively detect the problems that each station contains a zero sequence voltage of an alternating-current side and cannot easily position a fault caused due to transmission of the zero sequence voltage of the alternating-current side to an opposite-side alternating-current system via a voltage source converter.

The invention discloses a wear-resistance quick temperature measuring platinum resistance thermometer, which comprises a wear-resistant protecting tube and a platinum resistance thermometer arranged in the protecting tube, and is characterized in that: in the protecting tube, a quick heat conducting body connected with the platinum resistance thermometer is arranged at the temperature sensing end; the platinum resistance thermometer is tightly matched with the inner wall of the protecting tube; and a heat conducting material is filled in small gaps between the platinum resistance thermometer and the inner wall of the protecting tube. The wear-resistance quick temperature measuring platinum resistance thermometer has the advantages that: by selecting the material of the protecting tube and the platinum resistance thermometer, the wear resistance and corrosion resistance are improved by more than three times compared with those of the conventional wear-resistant protecting tube; and the platinum resistance thermometer is tightly matched with the protecting tube, the heat conducting material is filled in the gaps, and the quick heat conducting body is arranged at the temperature sensing end (heat end) of the protecting tube, so that the heat conductivity is improved by 8 times. The wear-resistance quick temperature measuring platinum resistance thermometer has a compact structure, has the thermal response time of less than 5 seconds, meets the performance requirements for corrosion resistance and wear resistance in the tyre rubber vulcanizing process, improves the effect of quickly and accurately measuring temperature of a temperature sensor, is convenient and practical to use, and has obvious effect.

The invention discloses an enhancement method of a cardiac calcification image by a digital chest radiograph. The method comprises the following steps: disassembling a brightness histogram in a segmented manner by a Gaussian function; fitting the brightness histogram of the digital chest radiograph by a series of Gaussian functions to directly acquire characteristic parameters of the Gaussian functions; and realizing the enhancement of the cardiac calcification image by respectively performing weighted development on different Gaussian functions. In the method, the characteristic parameters of various Gaussian functions are directly determined by computing a fitting curve and an enveloped non-linear least square, which replaces a complex window width and window level self-adaptive adjustment process which is used in the prior art. The comparison and screening of a plurality of Gaussian weighted projection images replace the adjustment process of window parameters in the window technology, and a fine adjustment of the window width and the window level within a large range is simplified into the comparison and the screening of 3-8 weighted images, which causes the method to lower the labor intensity of a radiograph reader, reduce the radiograph reading time and improve the radiograph reading efficiency.