324 results about "Storage effect" patented technology

The present invention relates to a phase change material and a heat storage mortar prepared by using the phase change material. The phase change material comprises, by weight: one part of an organic layered material, 1-4 parts of a heat conduction enhancer, and 10-20 parts of an organic phase change material. The phase change material has excellent heat storage effect and flame retardant properties, and has good compatibility with a base material. The heat storage mortar prepared by using the phase change material includes, by weight: one part of cement, 1.5-2.5 parts of a fine aggregate, 0.1-0.25 parts of a lightweight aggregate, 0.1-0.3 parts of the composite shape-stabilized phase change material, 0.005-0.02 parts of a binder, 0.001-0.004 parts of a water-retaining agent, 0.001-0.0025 parts of fiber, and 0.75 to 0.9 parts of water. The mortar has a high rate of heat storage, can improve the building thermal comfort, and reduce building energy consumption.

The invention relates to a monitoring data storing method in a central monitoring management system, which comprises: determining a variational threshold value, a minimum period and a maximal period based on physical characteristics of monitoring data; comparing a ''current collected value'' with a ''latest collected value'', judging whether the change amplitude exceeds the variational threshold value; and finally judging whether reaching the maximal period and the minimum period, so as to select the monitoring data to be stored. In the invention, with reasonable storage period and threshold value setting, the storage of real-time circulated data amount is reduced under huge data storage amount, thereby a high-efficiency data storage effect is realized.

The invention provides porous substrate phase-changing heat storage particles and a preparation method thereof. The method comprises: usingporous volcanic rock with developed apertures and good mechanical properties as a substrate material, absorbing a solid-liquid phase changing material in a substrate hole structure under a vacuum condition by using a good adsorption characteristic of the porous structure, and coating the external surface with thermosetting resin by an immersion method, wherein for improving heat conduction performance of the phase-changing particles, a heat conduction filler with a high heat conductive coefficient is added in coating material thermosetting resin. The prepared porous substrate phase-changing heat storage particles have characteristics of stable shape, low penetration, high conductivity, excellent heat storage effect and excellent mechanical properties.

A matrix data access method is disclosed that includes following steps: the data storage space containing the presetting high-dimensional matrix is processed by dimensionality reduction to convert into two-dimensional matrix data storage space, and the two-dimensional matrix data storage space is divided into the separated two-dimensional matrix data storage subspace; the storage type of data in the high-dimensional matrix data storage subspace: the high-dimensional matrix is reduced to low-dimensional matrix, the storage type in every two-dimensional matrix data storage subspace: from left to right, from upper to lower, stored according to the modulus; the two-dimensional sub matrix data storage space is mapped to several physical memories in the data storage model, the data in data block of the two-dimensional sub matrix data storage space is read from the corresponding address of every memory in the several memories according to the matching requirements. The invention also provides a matrix data storage device. The invention is high storage effect and can satisfy the requirements for storing the various types of data.

The invention discloses a formaldehyde-free animal specimen fixed liquid and a preparation method thereof, the formaldehyde-free animal specimen fixed liquid includes the following components: a biocide mildewcide, a protein denaturant, a polyol moisturizing agent and balance of water, and if the biocide mildewcide is in solid state, the mass concentration of the biocide mildewcide is 5-20 g / L, if the biocide mildewcide is liquid, the volume concentration of the biocide mildewcide is 1-2%; the volume concentration of the protein denaturant is 5%-40%; and the volume concentration of the polyol moisturizing agent is 2% to 10%. The formaldehyde-free animal specimen fixed liquid does not contain formaldehyde, and is non-volatile, and harmless to the human body; a fresh animal organ is washed with normal saline, and stored in the fixed liquid, a year later, the organ is not corrupted, free of mildew spot, and free of obvious color and shape change, the fixed liquid color has no obvious change, and the storage effect is good.

The invention provides a sperjunction IGBT (Insulated Gate Bipolar Transistor) device. A semiconductor region of the second conductivity type in a voltage resistance layer is connected with an emitterthrough a bipolar transistor of a base open circuit; the bipolar transistor of the base open circuit and the semiconductor region of the second conductivity type in the voltage resistance layer are isolated from a base region through a slot gate structure; the bipolar transistor of the base open circuit and the slot gate structure form an MISFET (metal-Insulator-Semiconductor Field Effect Transistor) with a floating substrate; and an electrode of the slot gate structure can be connected with a gate or the emitter. The bipolar transistor of the base open circuit can help to enhance the carrierstorage effect in a voltage resistance region during forward conduction, thereby reducing a conduction voltage drop.

The invention discloses a high pressure heat insulation gas storage pumping compressed air energy storage system. Air in a water-gas common-cabin passes a supercharger and then directly enters a gas storage vertical shaft, and pressure of gas in the water-gas common-cabin passes is kept stable and unchanged. Potential energy and heat of compressed air are stored at the same time because of the thermal storage effect of the gas storage vertical shaft. At the stage of energy releasing, output electric energy of the system comprises the following two parts: for one part, high pressure air with certain temperature in the vertical shaft enters a turbine to do work through expansion; for the other part, water in the water-gas common-cabin pushes the turbine to generate electric energy, and the energy density and operating efficiency of the system are improved. As a heat insulating layer is arranged outside the gas storage vertical shaft, the air is high in temperature and flows through the turbine and is expanded, then the temperature is reduced, the fact that the temperature in the water-gas common-cabin is low is guaranteed, and damage to the turbine caused by temperature rise of wateris avoided. The system stores high pressure air through the gas storage vertical shaft, greatly reduces the investment cost of a high pressure container, shortens the payback time, and improves the operating economy.

The invention discloses a distributed adaptive coding and storing method comprising the following steps of: detecting the number of storage nodes in a distributed system; adaptively adjusting digits according to the number of the storage nodes in the system and adaptively coding files required to be stored; equalizing the coded files according to the number of the nodes; packaging the equalized files into file blocks by a unified file packaging form; storing the packaged file blocks to each node in the system; detecting on-line stored nodes and judging whether the nodes are completed or not when a certain node sends a file requirement request; if the nodes are uncompleted, acquiring deleted information blocks by the decoding of file blocks of the on-line stored nodes and recombining the decoded deleted information blocks and the traditional information blocks in sequence to obtain an original file. Compared with the prior art, since a coding method is used to realize the storage of the files, the invention realizes higher storage effect of disaster-tolerant node number with lower redundancy.

The invention relates to the technical field of cell preservation, in particular to a storage method of immune cells and a cell freezing medium. The method includes: separating and collecting peripheral blood mononuclear cells, and adding the cell freezing medium to store the cells in a frozen manner, wherein the cell freezing medium comprises, by weight percentage, 0-62% of serum-free liquid culture medium, 0.5-1.5% of penicillin-streptomycin solution, 5-10% of dimethyl sulfoxide and 30-92% of autologous plasma. The storage method of the immune cells has the advantages that the method is simple and effective, the infectious disease risks of exogenous serum are avoided, the survival rate of the revived freezing-stored cells after induction culture is above 90%, the various biological indexes of the cells satisfy the requirements, and a good storage effect is achieved; the method can monitor and trace cell bank samples in real time, accurately record information such as cell storage positions, temperature and cell sources, each cell has a unique identifier, and the method is convenient to use and safe and reliable.

The invention relates to a preservation method of ipomoea batatas. The preservation method comprises the steps of disinfecting a refrigeration house, processing callus, processing at low temperature, fumigating through thiabendazole, packaging in vacuum, storing, and removing from a warehouse. By adopting the preservation method of ipomoea batatas disclosed by the invention, harvested qin batatas No.5 ipomoea batatas are stored; the result shows that after the qin batatas No.5 ipomoea batatas are stored for 210 days, the decay index is 0.185; the commodity rate is 93%; and the storage effect is good. The preservation method of ipomoea batatas disclosed by the invention has the advantages of being easy to operate, long in refreshing time, good in refreshing effect, safe for eating, obvious in economic benefit and the like and can be widely popularized and applied.

The invention provides a refrigerator temperature control method based on food materials and a computer storage medium. The refrigerator temperature control method based on the food materials includes the steps that the weight of put food materials and the maximum weight of raw food materials in a storage chamber of the food materials are obtained; whether the weight of the put food materials is higher than the maximum weight of the raw food materials in the storage chamber of the put food materials or not is judged; if the weight of the put food materials is higher than the maximum weight of the raw food materials in the storage chamber of the put food materials, the target temperature of the storage chamber of the put food materials is determined according to the best storage temperature of the put food materials and the current target temperature of the storage chamber of the put food materials, and if the weight of the put food materials is not higher than the maximum weight of the raw food materials in the storage chamber of the put food materials, the target temperature of the storage chamber of the put food materials is confirmed to be the obtained current target temperature of the storage chamber of the input food materials; and a refrigerating system is driven to work according to the target temperature. By means of the scheme, the storage effect of the newly-put food materials and the storage effect of the original food materials in the storage chamber can be taken into consideration, and the practical needs of users are met.

The invention discloses a storage method for tobacco leaves after being dampened and charged. An underground leaf storage house is constructed, a tobacco leaf storage cabinet is installed in the leaf storage house, an air conditioning pipeline is connected, and the operation of constant-temperature constant-humidity control is executed. Meanwhile, a leaf inlet passage and a leaf outlet passage are respectively arranged in the leaf storage house, belt conveyors for tobacco leaves are respectively installed in the passages, and the tobacco leaves after being dampened and charged are conveyed into the tobacco leaf storage cabinet in the underground leaf storage house by the belt conveyor of the leaf inlet passage and are stored for 2 to 48 hours. Because the sealing condition of the underground leaf storage house is good, the control of the temperature and the humidity is easy to realize, the temperature and the humidity are stable and uniform, the variation coefficient of the water content is small, and the uniformity of the water content is high, thus being beneficial to fermenting the tobacco leaves and being beneficial to optimizing and improving the storage effect of the tobacco leaves. After the tobacco leaves are stored by the underground leaf storage house, the fragrance of cigarettes is comparatively exquisite and mild, the miscellaneous odor and the irritation are obviously lowered, and the sensory quality of the cigarettes is enhanced. The leaf storage house is constructed at an underground part, so that the utilization rate of land can also be enhanced, and the new construction cost is saved for a cigarette enterprise.

The invention provides an aspect-level text sentiment conversion method based on multi-task learning. The method comprises the steps that for a text containing multiple aspect emotion expressions, anaspect-level text conversion learning task is constructed, and an aspect-level emotion classification learning task is constructed; and the aspect-level text conversion learning task is taken as a main task, the aspect-level emotion classification learning task is taken as an auxiliary task, and text emotion conversion of the aspect level is realized through joint training of the main task and theauxiliary task. By means of the method, text sentiment conversion of the aspect level can be effectively achieved, and the content storage effect is improved.

The invention discloses an afterflow correction well test interpretation method of a low-production horizontal well. The afterflow correction well test interpretation method comprises the following steps of firstly, according to the percolation characteristic of the horizontal well in an oil reservoir, constructing a three-dimensional source function well test model; then, utilizing a superposition principle to obtain a total dimensionless well bottom pressure function considering well shaft storage effect and surface effect and a Lapras space function of the dimensionless well bottom pressure function; utilizing a Stehfest method to inversion, so as to obtain a total dimensionless well bottom pressure solution; according to a relationship between a well body structure and a dynamic liquid level, solving a total afterflow rate; according to an afterflow process, deriving a function between the afterflow rate and time for equal-capacity change; by considering an equivalent flow rate of afterflow rate, converting the dimensionless well bottom pressure into well bottom pressure after afterflow correction; finally, fitting the well bottom pressure function with corrected afterflow and an actually measured value, and determining parameters of the oil reservoir according to the fitting results. The afterflow correction well test interpretation method has the advantages that the calculating is simplified, and the calculating quantity is small; well test interpretation of the low-production horizontal well is accurately realized.

The invention discloses a foam huff and puff sand discharging experiment device and method based on integration of a well hole and an oil reservoir. The experiment device is formed by a core holding unit provided with an artificial core, a second sand-filled pipe used for simulating the well hole, a first sand-filled pipe used for simulating a well hole buffering space and a fourth sand-filled pipe used for simulating an oil reservoir buffering space in a communicated mode, wherein the inlet end of the second sand-filled pipe is communicated with an outlet cavity of a piston-type stirring container, the outlet cavity is further communicated with a nitrogen gas cylinder, a plurality of valves and a plurality of pressure sensors are arranged in a communication pipes of the above components, and each pressure sensor is connected with a data acquisition device. The experiment device is based on the principle of the integration of the well hole and the oil reservoir, takes the buffering characteristic of the well hole and the oil reservoir into full account, takes the storage effect of the well hole into account, and can simulate the whole process from foam injection to displacement.

The invention relates to a preparation method of a composite phase-change material, belonging to the technical field of application of a new material. In the method, nano SiO2 powder having high adsorption property and nano TiO2 powder having an infrared shielding effect are used as substrates to adsorb paraffin so as to prepare a composite phase-change energy storage material. The preparation method comprises the following steps: A. placing a phase-change material in a beaker, heating the beaker in a thermostatic water bath, adding distilled water and emulsifying agent to the phase-change material, and carrying out high-speed shearing and emulsification with a high-shear emulsifying machine; B. uniformly mixing nano SiO2 and nano TiO2, and then, heating the mixture in a beaker; and C. pouring the phase-change material obtained after emulsification in the step A into the oxide powder in the step B, uniformly mixing, drying in an oven to obtain lumpish solids, and grinding the lumpish solids into powder. The invention has the advantages of simple process and low cost, can effectively solve the problem of leakage in the solid-liquid phase change process and can greatly improve the phase-change temperature, latent heat of phase change, thermal stability and heat storage effect of phase-change materials such as paraffin and the like.

The invention discloses a stable pesticide microcapsule suspending agent which is prepared from, by percentage content, 1-60% of effective components, 1-10% of an oily capsule material, 1-10% of an aqueous capsule material, 2-10% of auxiliaries, 0.1-1% of a defoaming agent, 0.1-5% of a thickening agent, 0.1-1% of an anti-corrosion agent and the balance water. Organic solvents are not used in a formula and in a production method. Pesticide products and the auxiliaries are mixed firstly in the preparation process, and it is avoided that the organic solvents are used for assisting in dissolving in the production process. A proper dispersion agent and the capsule materials are selected for compatibility in the method, the suspension rate of the pesticide microcapsule suspending agent is increased, a good low-temperature heat-storage effect is achieved, and the problems that an existing pesticide preparation produced in the prior art is low in suspension rate, and layering and blocking are severe are solved.

The invention relates to a thermoelectric-combined-system distributed scheduling method under an auxiliary service market environment and belongs to the electric power system operation control technology field. In the method, a scheduling model of an electric power system and a scheduling model of a heat supply system are comprehensively considered, and an extra scheduling target under the auxiliary service market environment is also considered so that a thermoelectric-combined-system scheduling model under the auxiliary service market environment is established. Based on a variable direction multiplier algorithm, the electric power system and each heat supply system process scheduling problems of respective jurisdictional areas in a distributed mode. Through interactive iteration of boundary data among different systems, a thermoelectric-combined-system distributed-scheduling optimal solution under the auxiliary service market environment is acquired. By using the thermoelectric-combined-system distributed scheduling method under the auxiliary service market environment, a good convergence speed is possessed; and through a heat storage effect of the heat supply system, flexibility of system operation can be increased.

The invention relates to a thermal storage fiber. The thermal storage fiber is characterized in that thermal storage powder with the diameter being 0.1-1 micrometer are uniformly dispersed in a fiber prepared from copolymer powder formed by acrylonitrile and vinyl acetate, and the mass ratio of the thermal storage powder to the fiber is (0.5-2):(98-99.5). A preparation method for the thermal storage fiber comprises the following steps: producing copolymer powder, preparing a spinning solution, regulating temperature and pressure of the spinning solution, and filtering and spinning the spinning solution; in the spinning process, adding the thermal storage powder with the diameter being 0.1-1 micrometer into the spinning solution according to the mass ratio (0.5-2):(98-99.5) of the thermal storage powder and the fiber; intensively and uniformly mixing at 1400rpm through a dynamic mixer and then spinning and carrying out a coagulating bath, wherein the coagulating bath adopts a dimethyl acetamide aqueous solution, the concentration of the solution is 40-55 weight percent, and the temperature is 38-50 DEG C; carrying out double-diffusion forming, washing with water, drafting, oiling, drying and crimping, wherein the drafting times are 4-7 times; and shaping through 200-330KPa shaping pressure so as to finally obtain a finished thermal storage fiber product. The thermal storage fiber has the advantages of good performance, environmental protection and good thermal storage effect and is beneficial to health. The preparation method is simple and feasible, has high production efficiency, and is easily controlled.

The invention provides a refrigerator temperature control method based on food materials and a computer storage medium. The refrigerator temperature control method based on the food materials comprises the steps that optimum storage temperature of the food materials put into a refrigerator and current target temperature of a storage compartment where the food materials put into the refrigerator are located are obtained; whether the optimum storage temperature of the food materials put into the refrigerator is lower than the current target temperature of the storage compartment where the food materials put into the refrigerator are located or not is judged; if yes, target temperature of the storage compartment where the food materials put into the refrigerator are located is determined according to the optimum storage temperature of the food materials put into the refrigerator and the current target temperature of the storage compartment where the food materials put into the refrigerator are located, and if not, the target temperature of the storage compartment where the food materials put into the refrigerator are located is determined as the obtained current target temperature of the storage compartment where the food materials put into the refrigerator are located; and a refrigerating system is driven to work according to the target temperature. According to the refrigerator temperature control method based on the food materials and the computer storage medium, the storage effect of the food materials which are newly put into the storage compartment of the refrigerator and the storage effect of the original food materials are both considered, and the actual requirement of a user is met.

The invention discloses an osteochondral graft preservation liquid and a preparation method thereof. The osteochondral graft preservation liquid comprises the following raw materials: 80-125mmol of glucose, 0.1-2.0mmol of amino acid, 0.2-2.0mmol of an antioxidant, 5-60nmol of a basic fibroblast growth factor, 1-120mmol of inorganic salt, 1-9mmol of vitamin, 1-2mmol of sodium pyruvate, 50-70U of penicillin and the balance of deionized water. The method comprises the following steps: preparing a solution, adjusting the pH to be 7.30-7.50, filtering and degerming; cleaning fresh allogeneic osteochondral graft with a sterile saline solution for 3-5 times, and putting into the prepared osteochondral graft preservation liquid to soak; and storing at 4 DEG C. The osteochondral graft preservation liquid has the efficacies of resisting cartilage cells senescence in preservation, inhibiting cartilage cells apoptosis, keeping good biological activity of cartilage tissues, maintaining the survival rate of cartilage cells, prolonging the storage time and improving the storage effect of the osteochondral graft.

The invention discloses a preparation method for Chinese medicinal mulberry fruit wine. The method comprises the following steps of (1) treating raw materials; (2) mixing and crushing the raw materials; (3) adding pectinase and an antibacterial agent; (4) inoculating activated yeasts into four medicinal juices respectively, and performing alcoholic fermentation for a fermentation period of 5 to 10 days under the condition of 20 to 35 DEG C to obtain four kinds of Chinese medicinal mulberry fruit wine. According to the method, researches on the mixing of four Chinese herbal medicines and mulberry juice for the brewing of fruit wine are made, the appearance and the content of substances such as Vc, polyphenol, resveratrol, ethanol and anthocyanin are determined, and the Chinese herbal medicines which are best mixed with the mulberry juice are selected by taking the appearance and the content of the substnaces as indexes; after the Chinese herbal medicines which are best mixed with the mulberry juice are selected, and an optimal juice-medicine ratio is selected by taking different juice-medicine mixing ratios as experimental levels; when the mulberry juice is mixed with prepared fleece flower root decoction in the ratio of 5:5, the brewed fruit wine is endowed with the optimal appearance, and optimal alcoholic fermentation effects and optimal Vc storage effects are achieved, so that the ratio of 5:5 is an optimal ratio for the fermentation of the fruit wine.

The invention discloses a processing technology of yellow storage feed, comprising the following steps of: using dry or dewatered yellowing straw as a raw material; after being mechanically kneaded and crashed, adding proper water and microbial concoction; after being baled, bagging and storing, wherein the microbial concoction added into a yellow storage process is used for decomposing large amounts of cellulose and hemicellulose, even lignin under an anaerobic environment and converting into glucide, the glucide is converted into lactic acid, acetic acid and monoprop through organic acid fermentation, inhibits the propagation of harmful bacteria of butyric bacteria, mycotic bacteria, and the like and finally achieves the same storage effect with silage.

The invention discloses a warehouse logistics intelligent distribution storage system. The warehouse logistics intelligent distribution storage system comprises a storage space division module, a goods information input module, a goods storage statistics module, a management cloud server and a display terminal; the management cloud server is connected to the storage space division module, the goods information input module, the goods storage statistics module and the display terminal; and the goods storage statistics module comprises a reader, a processor, a goods database and a goods information statistics unit, wherein the processor is connected with the reader, the goods database and the goods information statistics unit. The warehouse logistics intelligent distribution storage system improves the efficiency of the management personnel to store and pick up the goods through the management cloud server, the goods information input module and the goods storage statistics module; the difficulty of goods storage is lowered, and the security of goods storage and picking is greatly improved; and the reasonability of goods storage and placement position distribution is high, the storage effect is good, and the utilization rate of the storage space is high.

The invention belongs to the technical field of fruit and vegetable fresh keeping and in particular relates to a physical honey peach storage method. The physical honey peach storage method mainly comprises the following steps: (1) selecting peaches and dissipating heat in a room at the temperature of 20 to 25 DEG C after the honey peaches are picked within 5 hours; (2) performing heat shock treatment on the selected honey peaches at the temperature of 53 to 55 DEG C for 8-12 minutes, and rapidly taking the honey peaches subjected to heat shock treatment out; (3) dissipating heat of the honey peaches subjected to the heat shock treatment in an indoor environment at the temperature of 20 to 25 DEG C; (4) performing unsealed package on the honey peaches by using polyamide film and polyethylene film composite bags; and (5) storing the packaged honey peaches in an air-conditioned cold store at the temperature of 8 to 10 DEG C, regulating the temperature of the air-conditioned cold store to be 2 to 4 DEG C after adapting to a low temperature, and continuously performing cold storage, wherein the volume rate of gas in the air-conditioned cold store is as follows: the N2 content is 86 percent, the O2 content is 4 percent and the CO2 content is10 percent, and the humidity is controlled to be 80-90 percent. The invention aims to provide the physical honey peach storage method which is convenient to operate, safe, high-efficiency, good in storage effect and long in storage time.

The invention provides a super-junction IGBT (Insulated Gate Bipolar Transistor) device. Forbidden bands of semiconductor materials of emitter regions are wider than other semiconductor regions; and base regions and emitters are connected through a diode or two diodes which are connected in series along the same direction or more diodes which are connected in series along the same direction. Forward switch-on voltages of diode accesses between the base regions and the emitters are smaller than the forward switch-on voltages of hetero-junctions formed in the emitter regions. When forward switch-on is carried out, the diodes between the base regions and the emitters are switched on, potentials of the base regions are raised and few carriers injected from collector regions to voltage resistant regions are prevented from being collected, so the storage effect for the carriers in the voltage resistant regions is improved. Compared with a traditional super-junction IGBT, the super-junction IGBT provided by the invention has the advantage of obtaining lower switch-on voltage reduction.

The invention discloses a foam heat storage regenerator and a preparation method thereof. The existing heat storage regenerators are all of direct type network structures or honeycomb structures, thereby having small surface area and non-ideal thermal storage effect, besides, due to the limitation of product forming, the shape of products cannot be too large, which has a higher requirement to application environment, therefore, the existing heat storage regenerators generally have the disadvantages of large difficulty of processing, high cost, low yield and narrow application range. The invention takes kaolin, aluminum oxide, spodumene and organic material as raw materials, the raw materials are first coated and adhered by polymer cavernous mode and then burnt and the finished products are produced. The invention has the advantages of large surface area, which is over 2000m2 / m3, good heat storage effect, large application efficiency, which is more than 90 percent, small product water absorption, which is less than 1 percent, high anti-pressure strength, large heat capacity, wide application, no limitation of system waste gas types, long service life, small processing difficulty and low cost and materials can be fully applied and comply with the environmental protection requirements.

The invention discloses a day-night temperature difference power generation device based on solar energy. The phase change of a liquid in a heat pipe is utilized so as to achieve temperature difference of the two ends of the heat pipe, and current can be generated by a loop by using a power generation principle of a temperature difference power generation sheet. By the day-night temperature difference power generation device, the situation of leakage and poor heat storage effect caused by oil used as a heat storage material in the prior art is prevented, a heat dissipating method adopting by the invention is to provide a heat collecting device with fins, through increasing the area of contact between the heat collecting device and the outside, heat dissipation function is further achieved, heat is not dissipated by using a liquid flowing mode in the prior art, and the limit on application environment is reduced.

The present invention is related to a credit card storing metal case, especially a portable device that provides storage of personal belongings, immediate access, convenience and security. The metal case, depending on practical needs, can be carried with personal accessories, like belts and backpacks, to possess great portability; or properly combined with indoor decorations and furniture, like sofas and chair armrests, to achieve a proper storage effect. Especially, the metal storing device is a grooved case with a case insert or a snap-lock mechanism comprising a notched base unit and a cover can provide space for the storage of carried personal belongings such as credit cards and business cards. Thus, the metal case provides great benefits because the user can have easy access to the stored object with great mobility, convenience and security.

A method for storing a konjac seed source is implemented through cleaning, air drying, spraying disinfection, classification, preparation of a storage chamber, an arrangement method and a moisture preservation method. The method has the benefits that the air drying is capable of improving the disease resistance of the seed source; the disinfection is capable of killing germs attached to the seed source and germs in the storage chamber; the temperature and the humidity are controlled so as to prevent the seed source from being frostbite or being dehydrated; the arrangement method is capable of preventing corm from being damaged through collision; classified storage is capable of causing the seed source to grow orderly after the seedlings are grown; and a series of methods are capable of improving the storage effect of the seed source, thereby improving the yield and quality of the konjac grown next year.