116results about How to "Optimum Process Parameters" patented technology

The invention relates to a test device for determining parameters of steam explosion technology, belonging to physics test equipment. In the current technology mode, which realizes steam explosion through fast valve opening, long pressure release time reduces the energy density, so the material decomposition degree is low, little facilitating later enzymatic hydrolysis. The technological test bench based on the principle of cylinder explosion piston provided by the invention can finish the steam explosion within milliseconds, improving the energy density and fully decomposing the material. The technical principle of the test bench is also reflected in the design of industrial steam explosion devices, which accurately simulates the production environment for future industrialization of steam explosion and, thereby, accurately determining parameters of the steam explosion technology and providing fiber pretreatment materials for metaphase experiments of biochemical treatment such as enzymatic hydrolysis and the like. Experiments of the invention are relatively independent, creating conditions for contrast tests and final parameter determination.

This invention relates to a blended spun yarn and a technology to produce it. The blended spun yarn is formed from heating fabric and cotton fibre or acrylic fibre. The manufacturing technology uses the common device of the cotton mill, characterized in that it uses the drawing mixing method to blend the heating fabric and combed cotton, while uses the hopper mixing method to blend the heating fabric EKS and the acrylic fibre. The beating speed of the beater in the making process will decrease to 650-750r / min, licker-in speed is 450-500r / min, cylinder speed is 180-210r / min, shuttering speed is 80-100mm / min, and the mixing radical is best to be eight, the stator of rove is 3.8-4.2g / 10m. The technical project can allocate the best processing parameter and get the stable and good textile.

The invention discloses immunopeptide freeze-dried powder and a preparation method thereof, belongs to the technical fields of deep-processing of agricultural products and comprehensive utilization of by-products thereof, and relates to immunopeptide freeze-dried powder and a preparation method thereof. With any one of corn gluten meal, wheat protein powder, rice protein powder, soyabean protein powder, mung bean protein powder and poultry and egg white powder as a raw material, a process route comprising superfine grinding of designed raw material, blending and homogenizing of a protein solution, controlled enzymatic hydrolysis under an environment of a high-voltage pulsed electric field, low-temperature enzyme deactivation, low-temperature centrifugation, low-temperature membrane separation and vacuum freeze drying is realized, wherein the moisture content of the raw material is 1.0-5.0% and the protein content of the raw material is 40-70%; the immunopeptide freeze-dried powder of which the moisture content is 1.2-1.8%, the protein content is 72-86% and the molecular weight is 10-30 kDa is obtained. Compared with a control group, an immune activity evaluation experiment proves that the multiplication capacity of splenic lymphocyte of mice of an experimented group is significantly improved.

The invention discloses lutein water soluble powder and a preparation method thereof. The preparation method comprises the following steps: dissolving lutein, a water soluble carrier, a surfactant and an additive into an organic solvent at a weight ratio of 1:(5-20):(1-5):(0-3) under the condition of 20-60 DEG C; spray-drying so as to remove the organic solvent after the components are totally dissolved. Based on a lot of experiments and research made by the inventor, the optimal technological parameters of the lutein water soluble powder are obtained by using the spray drying method for preparation, and the optimal raw materials for preparing the water soluble powder and the ratio of the raw materials are determined; the method is simple, economical and practical, is easily operated, and is suitable for large-scale production; the lutein water soluble powder prepared according to the method has high water solubility, high stability, homogeneous color and good fluidity, has the solubility of 95 percent above in water, and can be widely used in the fields of food, medicines and the like, so that the application range of lutein is greatly enlarged.

The invention discloses a laboratory hopper mixing machine, comprising a hopper, a base, and a rotation system and a control system disposed in the base. A rotation shaft is arranged at one side of the base, and is connected with the rotation system. The hopper is mounted on the rotation shaft and is fixed in a way as a cantilever is fixed, an included angle is formed between the hopper and the rotation shaft, and a sensing element is disposed in the rotation shaft assembly. An operation panel is disposed above the base, and the operation panel is provided with a touch screen that displays running time, rotation speed and accumulated turns of rotation, a printer, a power switch and an emergency stop switch. The laboratory hopper mixing machine can rotate 360 degrees to realize more thorough mixing, and rotation speed, accumulated turns of rotation and running time are displayed on the touch screen, so that optimal process parameters can be explored based on mixing results.

The invention discloses an alternating-current electrochemical corrosion method of a field emission electron source. According to the electrochemical corrosion method, an alternating-current signal source and a certain proportion of alkaline solution are adopted to form a novel electrochemical de-corrosion method. According to the alternating-current electrochemical corrosion method, corrosion conditions are optimized by controlling parameters of the depth of a single crystal tungsten wire, which is dipped into the liquid level of corrosive liquid, the concentration of the corrosive liquid, the amplitude of voltage, frequency of signals, and the like to obtain the optimal process parameters of corrosion, and therefore an ideal pinpoint shape is obtained. The corrosion method has the advantages of simpleness in operation and control, control accuracy, good stability, and success rate reaching more than 95 percent once the optimal conditions are obtained.

The invention discloses a flame-retardant anticorrosion knitted polyester fabric. The warp of the fabric is formed by combining three strands of fifteen flame-retardant polyester fibers, and the weft of the fabric is formed by combining two strands of thirty flame-retardant polyester fibers; the fabric is soaked in steeping liquid containing 45%-50% composite finishing agents at the temperature ranging from 50 DEG C to 55 DEG C for seven hours to eight hours and then is placed at the constant temperature ranging from 125 DEG C to 130 DEG C for six hours to eight hours after being taken out. The flame-retardant anticorrosion knitted polyester fabric is comfortable in hand feel, and the flame-retardant anticorrosion knitted polyester fabric further has excellent flame-retardant and anticorrosion properties.

The invention discloses a snack instant surimi-containing dried egg and a making method thereof. The method comprises the following steps: raw material fish processing, cleaning, meat separation, rinsing, dehydration, fine filtration, meat mincing, and grinding; production of fish cream from 8.5% of surimi and 13% of water; and egg choosing, sterilization cleaning, egg breaking, production of 100% of a mixture through mixing the fish cream with 78.5% of egg liquid, filling of a die with the mixture, boiling molding, demolding, marinating, drainage shaping, and packaging. Marinating brine comprises 1500 g of water, 5 g of anise, 5 g of little pepper powder, 5 g of cinnamon bark, 15 g of cooking wine, 5 g of Chinese prickly ash, 30g of ginger, 40 g of rock sugar, 15 g of dark soy sauce, 15 g of light soy sauce, 2 g of bay leaves, 50 g of salt, 10 g of garlic and 5 g of Fructus Foeniculi. The snack instant surimi-containing dried egg overcomes the disadvantages of non-uniform internal texture and poor integral mouthfeel of dried eggs, reaches product protein complementation, and weakens the disadvantages of dry mouthfeel and easiness in getting of excess internal heat, caused by oil frying making technologies of instant fish tofu products in the market.

The invention belongs to the technical field of application of nuclear fuel pellets, and in particular relates to a method for preparing a thin-walled annular boron carbide alumina pellet. Dry Al2O3 powder and B4C powder, then mix Al2O3 powder and B4C powder according to the mass ratio of 86:14, then mix them with absolute ethanol and zirconia balls on a planetary ball mill, take out the slurry and put it in an oven Drying treatment; binder addition, the binder system is polypropylene-paraffin-stearic acid; put the aged material after banburying into the granulator to ensure the uniformity of the banburying material; The material is put into the injection molding machine to obtain the required thin-walled WABA green body; the degreasing process is divided into two stages; the pressed pellets are placed in the crucible and cooled with the furnace, and the cooled pellets are released from the furnace. The process of the invention is simple, and the domestic production capacity of B4C-Al2O3 pellets is prepared, and the localization of the pellets is realized.

The invention discloses compressor blade polishing equipment. The compressor blade polishing equipment comprises a multi-station belt sander, a first grinding wheel power sliding table, a second grinding wheel power sliding table, a polishing robot, a blade clamp and an intelligent control system; the blade clamp is connected to an end effector of the polishing robot and is used for clamping a blade; and under the driving action, the polishing robot works, so that the different parts of the blade clamped by the blade clamp are in contact polishing with a sanding belt of the multi-station beltsander, a grinding wheel of the first grinding wheel power sliding table and a grinding wheel of the second grinding wheel power sliding table. The compressor blade polishing equipment is large and medium-sized polishing equipment which can adapt to the surface treatment of various specifications of compressor blades. The compressor blade can be automatically polished, and a uniform and smooth polishing surface without manual rearranging is achieved.

The invention discloses integrated intelligent fermentation and wine formation equipment. The equipment comprises a control box, an intelligent fermentation system, an intelligent wine separating system, conveyors, a high polymer material extractor and an intelligent distillation system, wherein an electric appliance control box achieves automatic control; the intelligent fermentation system comprises a tank body, a feeding device, a yeast feeding device, a stirrer, cooling devices and a steam device; the intelligent wine separating system comprises a condensation device, wine separating devices, buffer tanks and wine outlets; the condensation device is connected with the fermentation tank body and connected with the wine separating devices; each wine separating device is provided with twoelectromagnetic valves A / B; each electromagnetic valve A communicates with one wine outlet; each electromagnetic valve B communicates with one buffer tank; the lower part of each buffer tank is connected with the high polymer material extractor through one conveyor; and the intelligent distillation system is connected with the high polymer material extractor and communicates with the condensationdevice and the lower part of the intelligent distillation system is connected with steam. According to the integrated intelligent fermentation and wine formation equipment, dozens of processes for making wine are condensed into a whole; the equipment is simplified; and through an automatic control technology, the operation is convenient and the labor force is reduced.