46results about How to "Meet high demand" patented technology

The invention discloses a bathroom composite hot water supply system. The bathroom composite hot water supply system comprises a solar heat collection system, a solar heat collection water tank, a heat pump heating water tank, a water source heat pump, a heat pump and an emergency heating water tank, wherein the solar heat collection water tank is connected with the solar heat collection system, the heat pump heating water tank and the water source heat pump are connected with the solar heat collection water tank, and the heat pump and the emergency heating water tank are connected with the heat pump heating water tank respectively. The emergency heating water tank is connected with more than one air energy heat pump and connected to a shower pipe in a bathroom through a pipeline. Both the solar heat collection water tank and the water source heat pump are connected with a waste heat recovery box. A control valve is installed on a cold water inlet of the waste heat recovery box. By the adoption of the bathroom composite hot water supply system, the solar heat collection system and air energy are combined for use, so that the problem in the status quo that energy is insufficient is solved. The system further has the effect of emergency heating, so that the system can be used in special cases. The system has the advantages of saving energy, having environment friendliness significance, meeting current low-carbon life requirements, achieving the goal of continuously and abundantly supplying hot water, meeting heavy demands for hot water, and achieving recovering and reusing heat energy in waste water.

The invention relates to a method for preparing a tissue engineering human corneal stroma carrier bracket from seawater fish collagen. The method comprises the following steps: completely dissolving non-enzymolysis codfish skin collagen freeze-dried powder into hydrochloric acid; centrifuging and removing precipitate; filling supernate into culture board pores respectively and freeze-drying; adding a 1-ethyl-3-(3-dimethyl aminopropyl)-carbodiimide/N-hydroxysuccinimide crosslinking agent containing chondroitin sulfate and crosslinking; stabilizing the crosslinking effect by using an alkaline solution of Na2HPO4; cleaning by using 2M of NaCl, 1M of NaCl and distilled water sequentially; and freeze-drying to obtain the tissue engineering human corneal stroma carrier bracket. The process is scientific and reasonable; the prepared carrier bracket can be applied to mass production; heavy demand on the carrier brackets due to large-scale reconstruction of tissue engineering human corneal stromata can be met; conditions are created for sight recovery of blind people suffering from human corneal stroma diseases through clinical corneal transplantation; and the preparation cost of the carrier bracket and the application cost of the carrier bracket to in vitro reconstruction of the tissue engineering human corneal stroma and clinical treatment are low.

The invention relates to a small-DNA-molecular-weight standard, and a standard plasmid and a preparation method thereof. Small DNA sequences with the length of 100 bp, 200 bp, 300 bp, 400 bp, 500 bp, 600 bp, 700 bp and the like are constructed onto a plasmid by using overlapping polymerase chain reaction, restriction endonuclease digestion, DNA connection and other methods. After the plasmid is completely digested by single restriction enzyme, and seven uniform-brightness strips can be obtained through enzyme digestion. The small-DNA-molecular-weight standard is used for preparing a DNA standard reference substance, and is used for indicating the relative value of DNA molecular weight in agarose electrophoresis.

The invention relates to a solid instant tea containing Qimen black tea, which comprise the Qimen black tea, kudzuvine root, dried longan pulp, spine date seeds and bamboo leaves, wherein the weight percent of the Qimen black tea in the solid instant tea is 35-65%, the weight percent of the kudzuvine root in the solid instant tea is 14-25%, the weight percent of the dried longan pulp in the solid instant tea is 8-15%, the weight percent of the spine date seeds in the solid instant tea is 8-15%, and the weight percent of the bamboo leaves in the solid instant tea is 5-10%. The invention further provides a preparation method of the solid instant tea. The solid instant tea mainly has the functions of regulating the center of five Zang-organs and six Fu-organs and the small intestine, and pesticide residues, heavy metals and other harm substances in tea leaves and herbal plants are effectively removed during the production process, thereby being more in line with higher requirements of modern people on characteristics of greenness, environment friendliness, convenience, quickness, nutrition, health, fashion and the like.

The invention discloses a method for cutting propagation by utilizing blueberry tissue culture seedlings. The method disclosed by the invention utilizes the blueberry tissue culture seedlings as cuttings for cutting propagation, combines a rooting culture stage of subculture sprouts in a bottle with transplanting domestication of rooting seedlings, reduces a tissue culture step, saves production costs and greatly shortens rooting time, thereby shortening a seedling raising cycle; and the method explores conditions affecting rooting of cutting of the blueberry tissue culture seedlings through researching influences of different conditions on the rooting of the cutting of the blueberry tissue culture seedlings, thereby improving a rooting rate by utilizing artificial regulation and control.The invention establishes a novel method capable of rapidly reproducing the blueberry seedlings in quantity, and the method provided by the invention can meet heavy demand for blueberries by markets.

The invention discloses a solid instant tea containing Longjing tea, which comprises the following components in percentage by weight: 35-65% of Longjing tea, 14-25% of cassia seed, 8-15% of pawpaw, 8-15% of wolfberry fruit and 5-10% of chrysanthemum. The invention also provides a method for preparing the solid instant tea. The solid instant tea provided by the invention has the function of regulating the liver in internal organs of a human body during the production process, harmful substances such as pesticide residue, heavy metals and the like in tea leaves and herbaceous plants are effectively removed, and therefore, the higher requirements of modern people on the characteristics such as environmental protection, convenience and quickness, nutrition and health, fashion and the like of drink products are fitted.

The invention discloses water and fertilizer integration special fertilizer for grapes. The water and fertilizer integration special fertilizer for grapes comprises drip irrigation fertilizer, fertilizer applied along with water and spraying fertilizer. The drip irrigation fertilizer is mainly made of urea, ammonium nitrate and potassium chloride. The fertilizer applied along with water is mainly made of monopotassium phosphate, potassium nitrate and phosphoric acid. The spraying fertilizer is mainly made of medium trace element compounds. The invention further provides an application method of the special fertilizer. Compared with the prior art, the obtained water and fertilizer integration special fertilizer for grapes is convenient to use, interaction between the kinds of fertilizer or pipeline blockage caused by the fertilizer can be effectively avoided, besides, nutritional requirements of grapes at different stages can be met just by adjusting the dosage of the kinds of fertilizer, and the cost is further lowered on the basis of the prior art.

The invention discloses a scutellaria baicalensis cultivation technology, and particularly relates to a cultivation method for qualified scutellaria baicalensis planted in the north and transplanted to the south. The cultivation method mainly comprises the steps of land selection and furrowing preparation before seed sowing, land selection and furrowing preparation before seed sowing, seed sowing in the first ten-day period of April, seedling management, transplanting and field planting, field management and harvesting. The seedling time of the scutellaria baicalensis is April in the current year, and the harvesting time is April in the next year. The growth cycle of the scutellaria baicalensis is half a year shorter than the two-year growth cycle of scutellaria baicalensis planted in the origin province of Gansu, so that the scutellaria baicalensis supply time is shortened, and the scutellaria baicalensis production quantity is increased. In addition, due to the ridge cultivation technology and the proper temperature (the mean monthly temperature of the Guangdong area in winter is about 14.8 DEG C and the humidity of the Guangdong area in winter is about 71.6), growth and extension of main roots of the scutellaria baicalensis are ensured, the yield of the scutellaria baicalensis is improved (by 10% to 20%), and according to the content determination, the baicalin content of the scutellaria baicalensis planted in Guangdong is obviously higher than that of the scutellaria baicalensis planted in Gansu. The finger-print reflects that the planted scutellaria baicalensis is not greatly different from the scutellaria baicalensis produced in Gansu, and the heavy market requirement can be met.

The invention relates to a method for preparing polymer monomer 3,4-ethylenedioxythiophene. The method includes firstly dissolving ethyl chloroacetate and sodium sulphide in acetone to react to obtain diethyl thioglycolate; secondly, dissolving the diethyl thioglycolate to ethanol, adding sodium ethoxide and diethyl oxalate into the ethanol, heating and reflowing to obtain ethanol solution of 2,5-dioctyl phthalate ethyl ester-3,4-thiophene glycol sodium; thirdly, adding dichloroethane and tetrabutylammonium bromide into the ethanol solution of the 2,5-dioctyl phthalate ethyl ester-3,4-thiophene glycol sodium, heating and reflowing to obtain 3,4-ethylenedioxy-2,5-dioctyl phthalate ethyl ester thiophene; fourthly, dissolving the 3,4-ethylenedioxy-2,5-dioctyl phthalate ethyl ester thiophene in mixed solvent, adding sodium chloride, heating and reacting, and finally reducing pressure and rectifying. The method for preparing polymer monomer 3,4-ethylenedioxythiophene is few in procedures, low in cost, safe and reliable in technique, simple and fast in post-treatment method, and products are high in yield and purity.

The invention provides a process for obtaining a high-purity adeno-associated virus vector. The process comprises the following steps: A) collecting an adeno-associated virus vector for culturing a supernatant, filtering to remove cell debris, and using a clarified sample for chromatographic purification; B) purifying by a cation column; C) purifying by an adsorption gel filtration column; D) purifying by an anion exchange column; and E) concentrating by an ultrafiltration membrane. In the process provided by the invention, purification is carried out from cell culture of the supernatant, so that a harvesting process of the adeno-associated virus vector is greatly simplified; the process does not involve difficult-to-amplify unit operation such as cracking, centrifugation, precipitation and ultracentrifugation, thereby having great significance for large-scale production and promotion of clinical application of adeno-associated viruses.

The invention relates to a lamp dot matrix control device and method and an LED stage lamp. The lamp dot matrix control device comprises a processing module, a filling module, a triggering module anda direct memory access module. The processing module is used for receiving channel function data sent by a light console and calculating each PWM output value according to the channel function data; the channel function data comprises a lamp channel function and a channel value; the filling module is electrically connected with the processing module and is used for converting the PWM output valueinto binary data and storing the binary data in a memory to form a memory array in the memory; the triggering module is used for periodically generating trigger signals; and the direct memory access module is electrically connected with the triggering module and is used for receiving a trigger signal and transmitting the memory array to an external GPIO interface according to the triggering signal, so that a single MCU microprocessor can output a plurality of PWM signal circuits, and meanwhile, the use quantity and the production cost of the MCU microprocessor are reduced.

The invention provides a coriolus versicolor cultivation method. Coriolus versicolor is cultivated through the steps of stock culture, spawn culture, coriolus versicolor cultivation, mycelium culture and coriolus versicolor sporocarp culture. The coriolus versicolor cultivation method has the advantages that wild coriolus versicolor mycelia are taken from field dead wood as strains, on the one hand, the cultivation speed of coriolus versicolor can be increased, the cultivation efficiency of coriolus versicolor can be improved, the cultivation periods of coriolus versicolor can be increased, and on the other hand, cultivated coriolus versicolor can achieve the effect of wild coriolus versicolor; in the steps, the field natural growing environment of coriolus versicolor can be simulated, formation of effective ingredients of coriolus versicolor is facilitated, cultivated coriolus versicolor achieves the effect of wild coriolus versicolor, the yield is increased, heavy demands of the market can be met, the income brought by coriolus versicolor cultivation is increased, economic benefits are increased, and popularization is facilitated.

The invention discloses a planting method for improving yield of radix sophorae flavescentis, and belongs to the technical field of planting of Chinese herbal medicine. Planting of radix sophorae flavescentis is implemented by four steps of: 1, selection and preparation of land; 2, selection and processing of seeds; 3, sowing; and 4, field management. According to the planting method disclosed by the invention, crop yield of radix sophorae flavescentis can be effectively improved, investment cost is low, yield of crops per mu is 2,000 to 2,100kg per mu, yield is increased by 33.3% to 40%, economic benefits are obviously improved, the planting method can be popularized in a large area, and heavy demands of people for radix sophorae flavescentis are met.

The present invention provides a 2, 5-bis (benzoxazole-2-) furan preparation method, which is characterized in that furan-2, 5-dicarboxylic acid and ortho-aminophenol are subjected to a condensation reaction in a solvent under the action of a catalyst, the solvent is 1-methylnaphthalene, and the catalyst is boric acid. When the method provided by the invention is used for producing the 2, 5-bis (benzoxazole-2-) furan, the yield of the 2, 5-bis (benzoxazole-2-) furan can reach 95% or above, and industrial mass production can be realized. Therefore, the method provided by the invention can meet the large demand of the market on the 2, 5-bis (benzoxazole-2-) furan serving as a degradable fluorescent whitening agent.

The invention provides a whole-stack hoisting device and method for aerated bricks. The whole-stack hoisting device for the aerated bricks comprises a supporting base and a steel bar sleeve cage withupper and lower openings in a cage structure, wherein the steel bar sleeve cage comprises an upper end hoisting assembly, a lower end supporting assembly and a plurality of vertically arranged steel bar vertical columns, the upper end hoisting assembly comprises four hoisting cross rods enclosing a rectangular frame, the lower end supporting assembly is parallel to the upper end hoisting assemblyand correspondingly arranged, the lower end supporting assembly comprises four supporting cross rods enclosing a rectangular frame, and the steel bar vertical columns are respectively connected with the hoisting cross rods and the supporting cross rods; and the supporting base is detachably connected with the steel bar sleeve cage. According to whole-stack hoisting device and method for the aerated bricks, the device can be manufactured by processing steel bars on a construction site, the structure is simple, the manufacturing time is short, the device is not limited by the environment of theconstruction site, the device is far lower than a bucket and a caterpillar transport vehicle in overall manufacturing cost, the whole-stack hoisting of the aerated bricks is facilitated, and the replacement of the specification of the steel bar sleeve cage according to hoisting amount requirements is facilitated at the same time.