36results about How to "Maximum extraction" patented technology

The invention discloses a multi-view stereoscopic vision system for indoor scene virtual reality live broadcast. The multi-view stereoscopic vision system for indoor scene virtual reality live broadcast includes M indoor guide rails, N independent cameras sliding on the M guide rails, N drive dollies which can drive the cameras to move on the guide rails, a processor and virtual reality output equipment, wherein M>=1, and N>=3; the N independent cameras can be combined two by two to shoot a target object, and can transmit the shot information to the processor; after processing the information, the processor transmits virtual reality video signals to the virtual reality output equipment; and a user can observe the target object through the virtual reality output equipment. As the plurality of cameras can form multi pairs of binocular stereoscopic vision systems two by two, the multi-view stereoscopic vision system and system for indoor scene virtual reality live broadcast can observe and shoot the object to guarantee that the environment information of the object and the surrounding environment of the object can be maximally extracted so as to enable 3D modeling to be more exquisite.

The invention discloses a degradable plastic containing algae protein. The degradable plastic is prepared from the following major raw materials in parts by weight: 80-100 parts of microalgae protein powder, 0-20 parts of starch, 2-10 parts of modifier, 10-30 parts of plasticizer and 1-10 parts of surfactant; the various components are mixed in proportions, put into the plate mold of a press vulcanizer, and subjected to hot-pressing and cold-pressing processes, and finally, the degradable plastic containing the algae protein as the major component is obtained. The invention provides a treatment method for changing algae into things of value for the algae bloom burst period; as a result, the treatment method is advantageous for environmental protection.

The invention discloses a successive projection algorithm based near-infrared wavelength variable selecting method. The selecting method includes classifying a full spectrum into a relevant wave number point set, an irrelevant wave number point set and a noise wave number point set by means of a weighted value method, selecting a wave number point set from the relevant wave number point set and the irrelevant wave number point set, establishing a rectifying model, and judging importance of newly selected wavelength variables by means of rectangular projection. The successive projection algorithm based near-infrared wavelength variable selecting method overcomes the linear dependence, effectively reduces data dimensions, extracts interpretation information to the greatest extent, and ensures the established rectifying model to be with high stability.

The invention discloses a decoction-free extraction process for precious Chinese herbal medicines. The process includes the steps: 1) cleaning, drying and grinding the Chinese herbal medicines into 20-30-mesh particles; 2) adopting a supercritical CO2 extraction process for removing heavy metals from the Chinese herbal medicine particles obtained at the step 1); 3) roasting the Chinese herbal medicine particles with the heavy metals removed at the step 2) for 50-60min at the temperature of 45-50 DEG C until the water content is 0.3-0.5wt%; 4) subjecting the Chinese herbal medicine particles roasted at the step 3) to ultrafine pulverization until the particle size is 0.35-0.75micrometer; 5) performing wall-breaking treatment, namely adding auxiliary materials into the Chinese herbal medicine particles obtained at the step 4), and extracting active ingredients by application of a low-temperature micro-nano wall-breaking technique. By effective rejection of heavy metal pollution, pharmacological functions of the Chinese herbal medicines can be improved, and side effects are reduced; by application of the cell wall breaking technique for powder processing, biological activity and bioavailability of the Chinese herbal medicines can be improved.

The invention discloses helianthus tuberosus ferment as well as a preparation method, preparation and application thereof. The helianthus tuberosus ferment consists of the following raw materials in parts by weight: 60-80 parts of fresh helianthus tuberosus, and 20-40 parts of sugar. The fresh helianthus tuberosus is used as the raw materials, so that on one hand, the prepared helianthus tuberosus ferment has special color and smell and is good in mouth feel, and the fragrances lasts long; and on the other hand, the helianthus tuberosus ferment is rich in special functional components of inulin, polyphenol flavonoid and the like in the helianthus tuberosus, and nutrient components of various natural vitamins, minerals, trace elements, amino acids and the like. According to the preparation method of the helianthus tuberosus ferment, normal-temperature normal-pressure fermentation is adopted, and fermentation microorganisms come from preferable microorganisms in natural raw materials of the helianthus tuberosus, helianthus tuberosus tragon and the like, so that the helianthus tuberosus ferment is green and safe, notable in efficacy and strong in pertinence, has notable efficacy of improving flora of intestinal tracts of human bodies, resisting metabolic diseases of diabetes, high blood lipid and the like, eliminating free radicals, resisting oxidation, enhancing immunity, resisting tumors and the like, effectively strengthens metabolism, and achieves the purpose of strengthening bodies when being used for complementing ferment of the human bodies.

The invention belongs to the field of preparation of plant extracts, and in particular relates to a method for extracting folic acid from soybean seeds. Human and animals cannot synthesize folic acid per self, and various crops are main resources for obtaining the vitamin by human and animals. A single-enzyme method and a three-enzyme method are commonly used for extraction of folic acid from the crops. The extraction conditions of the three-enzyme method are different in different food, and optimization of folic acid extraction is required to be performed on each kind of food respectively. The invention provides an optimized method for extracting the folic acid from the soybean seeds, by using the method, hundreds of samples can be extracted at the same time, and the extracting process is rapid and effective.

The invention provides a method for gas grading zoning extraction for a goaf of a working face of a single mining thick coal seam, belongs to the technical field of gas extraction of the coal mine goaf, and can solve the problem of gas in a return air roadway, the working face and an upper corner is transfinite in the recovery process of the high-yield and high-gas working face of the single mining coal seam. According to method, according to different surge sources of goaf gas in the mining process of the working face, the formation process of the fracture space of a top plate of the goaf, ofthe working face and the gas gathering characteristics in the goaf range, three extraction systems are established, different extraction technology measures are extracted, and a formed technical system is integrated. Each extraction technology extracts gas pf the goaf during the stoping process of the working face according to the arrangement characteristics of the extraction technology, so thatthe gas extraction of the goaf is maximized.

The invention relates to a preparation method of furfural, and specifically relates to a method for comprehensively utilizing biomass raw materials to produce furfural. In the preparation method, a mixed organic acid composed of formic acid and acetic acid is used to cook biomass raw materials in the presence of a hydrogen peroxide catalyst so as to obtain hemicelluloses, then the hemicelluloses are subjected to a separating and extracting treatment and high-temperature high-pressure evaporation to produce furfural, and a by-product namely biocarbon is obtained at the same time. The energy consumption of the whole reaction is low, moreover, biocarbon can be produced at the same time, and thus the economic benefit and environmental benefit for entrepreneurs are improved.

The invention discloses an ultrasonic-assisted accelerated solvent extraction method for vanilla tincture and belongs to the technical field of chemistry. The extraction method comprises the following steps: carrying out washing and dust removing on vanillas and then chopping; adding certain amount of an ethanol solvent into the chopped vanillas and pre-treating in an ultrasonic cell crusher; filtering the sample treated by ultrasounds and remaining a filtrate; transferring filtering dreg into an accelerating solvent extract material bottle to be extracted; and after extracting, cooling and standing to obtain clarified liquid, and mixing the liquid with the filtrate obtained by ultrasonic treatment to obtain the vanilla tincture. Compared with an existing tincture preparation method, the production period of the method can be greatly shortened, the use amount of the extracting solvent is reduced and the yield of effective components is extremely improved. The quality of the vanilla tincture prepared by the method is remarkably better than that of the vanilla tincture prepared by a conventional vanilla extracting method.

The invention relates to a technology for preparing beverage containing jasmine extract. The preparing method comprises the steps of 1) soaking the cleaned jasmine into water; obtaining jasmine extract; 2) adding fructose and vitamin E into jasmine extract; mixing them well and obtaining the mixture; the described jasmine extract, fructose and vitamin E are mixed at the rate of 50:10:13 in mass; 3)sterilizing the mixture and then finishing the jasmine-contained beverage. The invention contains technology for preparing beverage containing jasmine extract; the beverage has advantages of high nutrient content, good taste and long shelf life.

The invention belongs to the technical field of traditional Chinese medicines, and particularly relates to a traditional Chinese medicine composition for treating traumatic injury and a preparation method thereof. The traditional Chinese medicine composition comprises 50-100 parts of jasmine, 25-60 parts of frankincense, 25-80 parts of myrrh, 30-80 parts of safflower, 50-90 parts of angelica dahurica, 40-90 parts of rheum officinale, 40-100 parts of rhizoma kaempferiae, 40-90 parts of radix stephaniae tetrandrae, 40-80 parts of radix paeoniae rubra, 30-80 parts of peach kernel, 40-100 parts ofangelica sinensis, 25-60 parts of dragon's blood, 40-80 parts of borneol and 40-80 parts of camphor. The traditional Chinese medicine composition disclosed by the invention can play a local role whenbeing externally applied, so that the medicine permeates into skin, muscle and tendon and vessel tissues, and the effects of relieving swelling and pain, promoting blood circulation to remove blood stasis, removing slough and promoting tissue regeneration, and promoting tissue repair of injured parts are achieved.

The rotary machinery fault feature extraction method based on vibration signal correlation analysis comprises the following steps: firstly, acquiring a vibration signal on rotary machinery equipment,and selecting a section of reference sub-signal from the vibration signal; enabling the reference sub-signal to perform point-by-point translation along the time axis direction from the initial time of the vibration signal, continuously shielding a section of sub-signal from the vibration signal, and calculating a correlation coefficient between the reference sub-signal and the shielding sub-signal at the same time; obtaining a correlation coefficient sequence after translation is finished; and finally extracting the fault characteristic frequency from the frequency spectrum of the correlationcoefficient sequence. The method is simple and easy to implement, the correlation coefficient sequence is adaptive to the characteristics of the original vibration signal in the obtaining process, the change rule of the fault characteristics of the rotary mechanical equipment can be visually displayed, and the fault characteristic frequency can be effectively and conveniently extracted from the frequency spectrum of the correlation coefficient sequence and used for fault diagnosis of the rotary mechanical equipment.

The invention discloses a micro-ecological extract with a kidney tonifying function. The feed additive is prepared from the following components in parts by weight: 3-5 parts of poria cocos, 6-8 parts of gordon euryale seeds, 2-4 parts of Chinese wolfberry fruits, 3-5 parts of lotus seeds, 1-2 parts of black sesame seeds, 3-5 parts of ginseng, 4-6 parts of coix seeds, 3-5 parts of eucommia ulmoides male flowers, 8-10 parts of fingered citron powder, 3-5 parts of onions, 4-6 parts of okra, 7-9 parts of mulberries, 0.001-0.002 part of nicotinic acid, 0.05-0.15 part of eucommia ulmoides male flower powder, 0.05-0.15 part of oyster powder, 0.05-0.15 part of maca powder and 25-30 parts of fructo-oligosaccharide. And 10 to 14 parts of stachyose. The invention also provides a preparation method of the micro-ecological extract. The micro-ecological extract disclosed by the invention has the effects of tonifying the kidney and the like.