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30results about How to "Increase the dosage ratio" patented technology
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Resin composition, prepreg using resin composition and laminate
ActiveCN104725781AHigh TgLow CTESynthetic resin layered productsCircuit susbtrate materialsDielectric lossElastic modulus
The invention belongs to the technical field of copper clad laminates and particularly relates to a resin composition, prepreg using the resin composition and a laminate. The resin composition contains the ingredients in percentage by weight: 15-55% of amine modified bismaleimide (BMI), 10-45% of benzoxazine resin and 0-75% of epoxy resin. According to the resin composition, through further reaction of benzoxazine (BOZ) and amine modified bismaleimide (BMI), performance advantages of two kinds of high-performance resin, namely BMI and BOZ, are excellently exerted, so that the prepreg and the copper clad laminates, manufactured from the resin composition, have the properties of high Tg, relatively high peeling strength, relatively low CTE, relatively low water absorbing capacity, relatively low dielectric loss, relatively high elastic modulus high-temperature retention rate, relatively good resistance to hot and damp and the like, and reach a flame-retardant level UL94-V0.
Owner:GUANGDONG SHENGYI SCI TECH
High-temperature resistant quartz flexure accelerometer
ActiveCN106226555AIncrease the dosage ratioImprove stabilityAcceleration measurementAccelerometerMass ratio
The invention discloses a high-temperature resistant quartz flexure accelerometer, and the flexure accelerometer comprises a meter head and a servo circuit, wherein the meter head and the servo circuit are welded through a wire to form electrical connection. The housing of the servo circuit and the meter head are welded through a laser welding machine to form an integrated machine. The meter head comprises a meter core, a housing, and an isolating ring. The meter core comprises a quartz swinging piece assembly, an upper torquer, and a lower torquer. The upper and lower torquers respectively comprise a magnetic steel, which is a samarium cobalt magnetic steel, wherein the mass ratio of all elements in the samarium cobalt magnetic steels (samarium: cobalt: ferrum: copper: zirconium: praseodymium) is 2: 25: 1.5: 0.1: 0.05: 0.08. According to the invention, the flexure accelerometer can enable the resisted temperature of the flexure accelerometer to be increased to 180 DEG C, and the temperature coefficient of a scale factor (K1) of the flexure accelerometer is controlled to be less than 200ppm / DEG C. Moreover, the flexure accelerometer can work under 200 DEG C for at least four hours.
Owner:保定开拓精密仪器制造有限责任公司
Method for preparing high-protein sacchariferous feed by straws
InactiveCN101715872AImprove the utilization rate of degradationIncrease the dosage ratioFood processingAnimal feeding stuffFiberAnimal science
The invention relates to a method for preparing high-protein sacchariferous feed by straws, which is characterized in that a straw powder raw evaporating material is mixed with complex enzyme; after carrying out saccharification hydrolysis, the product is accumulated and fermented by saccharomyces cerevisiae and lactobacillus planetarium; after the product is dried or granulated, the high-protein sacchariferous feed is obtained. Compared with the prior art, the invention fully utilizes nutrient in the straws, improves a nutrient component of the feed, and is beneficial to the digestive absorption of livestock, wherein the crude protein content is improved to more than 21 percent, and the crude fiber content is lower than 14 percent; the dosage proportion of the straw feed in mixed feed and special feed can be improved, the dosages of concentrated feed and grain are saved; an experiment indicates that by adding 5 percent of sacchariferous feed into pig feed, the weight can be increased by 6 percent, the economic benefits are improved by 12 percent, and the grain is saved by more than 65 percent; meanwhile, inherent resources of the straw are fully utilized, and the utilization ratio of the resources is improved; by reasonably utilizing the straws, the problem of environmental pollution caused by discarding and burning the straws is effectively solved; and the invention has the characteristics of simple and convenient operation, high degradation utilization ratio of the straws, high protein saccharide content, low cost and no environmental pollution.
Owner:ENZYME ENG INST SHAANXI PROVINCE ACAD OF SCI
Formula of artificial mixed feed for adult reeves shad
ActiveCN102077924AFast growthGreat tasteClimate change adaptationAnimal feeding stuffBetaineMonocalcium phosphate
The invention discloses a formula of an artificial mixed feed for adult reeves shad. The artificial mixed feed comprises the following components by percentage: 18 percent of white fish meal, 30 percent of red fish meal, 20 percent of first patent flour, 17 percent of bean pulp, 3 percent of beer yeast, 1 percent of gluten flour, 1 percent of squid powder, 0.1 percent of methionine, 0.3 percent of lysine, 0.3 percent of betaine, 2 percent of composite multi-dimensional, 1.5 percent of composite multi-minerals, 0.3 percent of Vc wax, 0.2 percent of gallbladder smoother, 0.6 percent of monocalcium phosphate, 0.5 percent of soya bean lecithin, 4 percent of mixed oil and 0.2 percent of Immune polysaccharide; meanwhile, the processing requirements are provided, unqualified raw materials and raw materials harmful to a human body are prohibited, and the compatibility of the components is kept in mixing and processing. By the artificial mixed feed, the growth speed of the adult reeves shad isimproved, the feed coefficient is reduced, and the taste of the reeves shad is improved. Through experiments and years of culture condition statistics, the average rate of body weight gain in half a year is 1,758.6 percent, and the feed coefficient reaches 1.8. The formula of the feed and the processing technology meet nutritional requirement and intake requirement of the adult reeves shad in various culture stages.
Owner:江苏中洋动物营养科技有限公司
Corn high-strength flour, corn slimming noodle and preparing method
InactiveCN101341943AHigh viscosityImprove toughnessMetabolism disorderFood preparationEnzyme digestionCorn flour
The invention relates to corn high gluten flour, corn weight losing noodles, and preparation methods thereof, wherein, preparation method of the corn high gluten flour: the weight percent of all components is as follows: 18 percent to 45 percent of corn puffing powder, 50 percent to 80 percent of refined corn flour, 0.04 percent to 0.06 percent of Alpha-amylase, 0.15 percent to 0.2 percent of glucose oxidase, and 1 percent to 5 percent of neutral endotrypsin; all the components are evenly mixed by the proportion and put into a biological enzyme digestion machine to be stirred and have enzyme digestion reaction for 15min to 20min under normal temperature. In the invention, Alpha-amylase is added in the enzyme digestion reaction, so that the corn high fine meal viscosity is obviously improved, the toughness is good and the nutrition is rich; noodles prepared by mixing the corn high gluten flour and auxiliary materials has the function of losing weight.
Owner:郭洪伟
Method for synthesizing polymer particles with multilayer shell structure by semicontinuous emulsion polymerization
The invention provides a method for synthesizing polymer particles with a multilayer shell structure by semicontinuous emulsion polymerization, and belongs to the field of polymer chemical industry. Through semicontinuous polymerization technology, emulsion polymer nanoparticles with a multilayer shell structure can be synthesized, and the product has the advantages of small particle size, narrow particle size distribution, relatively high solid content, low emulsifier using amount, and the like, and has good application prospects in industrial production.
Owner:CHANGZHOU UNIV
Temperature-resistant frosted soft sweets and preparation method thereof
ActiveCN107683941AIncrease dosageIncrease chewingConfectionerySweetmeatsMaltitolTemperature resistance
The invention discloses temperature-resistant frosted soft sweets. The temperature-resistant frosted soft sweets are prepared from the following raw materials in parts by weight: 6 to 12 parts of gelatin, 0.4 to 1.2 parts of pectin, 3 to 8 parts of modified starch, 0.05 to 0.5 part of gellan gum, 15 to 25 parts of malt syrup and / or maltitol, 40 to 50 parts of white granulated sugar, 3 to 10 partsof glucose and 0.5 to 2 parts of total acid, wherein the total acid is a mixture of citric acid, DL-malic acid and buffered lactic acid. After the soft sweets provided by the invention are dried, frosted layers with uniform thickness are formed on the surfaces of the soft sweets in a moisture balance period, so that improvement on the taste of the soft sweets is facilitated; after the frosted layers are formed on the surface, cut-off performance of the soft sweets is enhanced, and the soft sweets are chewed more easily, temperature resistance performance of the soft sweets is further improved,long-distance transportation in high-temperature summer season can be endured, and the stability of the soft sweets is ensured. Due to the frosted layers, barrier between nutrients and external air is formed, so that the stability of the nutrients added in the soft sweets is facilitated.
Owner:浙江索契壹营养科技有限公司
Defoaming agent for landfill leachate and preparation method thereof
ActiveCN107381699ADistributeIncrease the dosage ratioWater/sewage treatment by degassingContaminated groundwater/leachate treatmentDefoamerCarbon atom
The invention provides a defoaming agent for landfill leachate and a preparation method thereof. An organic matter which is synthesized by monounsaturated fatty acid, fatty diacid and alkylol amine is introduced and used as a foam elimination and inhibition synergist E and is compounded with glycerin polyether M and linear or branched fatty alcohol polyether N with the carbon atom number of 10 to 20, wherein the organic matter foam elimination and inhibition synergist E can be used for improving the dispersion effect of polyether, so that the polyether can be dispersed into a system better; meanwhile, the dosage of the monounsaturated fatty acid is improved in a synthesis process of the organic matter so that the foam inhibition effect of the organic matter is improved. The defoaming agent has a good foam elimination and inhibition effect in a landfill leachate treatment process; meanwhile, the dispersity of the defoaming agent in the landfill leachate is finally improved; in an application process, the blocking of a terminal filtering membrane is not caused and the treatment efficiency of the landfill leachate is greatly improved.
Owner:JIANGSU SIXIN SCI-TECH APPL RES INST CO LTD
Electrolytic manganese residue and shale sintered product and production method thereof
ActiveCN114507062AImprove curing effectReduce consumptionCeramic materials productionClaywaresRoastingBarium carbonate
The invention provides an electrolytic manganese residue and shale sintered product and a production method thereof. The electrolytic manganese residue and shale sintered product comprises the following components in parts by weight: 50-70 parts of shale, 30-50 parts of electrolytic manganese residue and 12-20 parts of barium carbonate. The production method comprises the working procedures of electrolytic manganese residue pretreatment, burdening, aging, extrusion forming, drying, roasting and the like. According to the sintered product, large-scale application of solid waste resources of the electrolytic manganese residues can be achieved, the problems that in the sintered product of the electrolytic manganese residues and the shale, the drying shrinkage rate of the product is large, the cracking phenomenon occurs, and the strength is low are effectively solved, the scumming harm of the finished product can be eliminated or relieved, and ugly white spots are prevented from being formed on the surface of the product.
Owner:广西建筑材料科学研究设计院有限公司
Method for recovering and reusing aluminum nickel cobalt permanent magnet alloy waste material
The invention relates to a method for recovering and reusing an aluminum nickel cobalt permanent magnet alloy waste material, and belongs to the technical field of permanent magnet alloys. According to the adopted technical scheme, the method for recovering and reusing the aluminum nickel cobalt permanent magnet alloy waste material comprises the steps that the aluminum nickel cobalt permanent magnet alloy waste material is pretreated and matched with a new material, the waste material and the new material are smelted together, smelted molten metal is poured in a sand mold for cooling forming,a formed casting is subjected to sand removal, pre-machining, solid solution heat treatment, cooling, tempering heat treatment and finish machining, and thus the finished casting is obtained. The method has the effects of low production cost, high product pass rate and good magnetic performance.
Owner:HANGZHOU HS MAGNETICS CO LTD
High-energy liquid gas and preparation method thereof
InactiveCN101250450AHigh calorific valueIncrease the dosage ratioGaseous fuelsLife qualityHigh energy
The invention relates to high-energy liquid gas, which is characterized in that the components and percentage by weight are that dimethyl ether 38-45%, petroleum ether 22-26%, pentane 27-32%, sodium-hydroxide 0.7-0.9%, potassium hypermanganate 0.2-0.3% and water 5-7%, the process for preparing the high-energy liquid gas comprises the following steps: getting each component according to the percentage by weight, adding sodium-hydroxide and potassium hypermanganate into petroleum ether and pentane after being dissolved by water, evenly stirring, and then adding dimethyl ether, and loading into a steel bottle. The products of the invention which are burnt not only have high heat value, but also has sufficient and complete combustion, the products have no residue, no carbon deposition and no environmental pollution after being burnt, which has the advantages of low production cost, convenient employment, security, sanitary and strong practicability. The products of the invention can effectively solve the status of inadequate domestic fuel for countryside and urban suburbs, which improves quality of life of vast farmers and suburb residents.
Owner:四川帝尔新能源科技有限公司
Corn weight-reducing food
InactiveCN101356961AFull of nutritionEasy to eatMetabolism disorderFood preparationD-GlucoseGlucose polymers
The invention relates to a corn diet food and the weight percentage of the formula thereof comprises 76 to 93 percent of corn extruded powder, 2 to 10 percent of konjac flour, 2 to 6 percent of pumpkin powder, 2 to 4 percent of bitter melon powder, 0.1 to 1 percent of burdock powder and 0.5 to 3 percent of seaweed powder. The corn diet food has better effect on weight loss, good taste, convenient eating and the function of reducing the glucose.
Owner:郭洪伟
Cordyceps sinensis asexual propagation method
InactiveCN101126069AShorten the production cycleReduce manufacturing costFungiBottleSexual characteristics
The invention relates to a cloning method of a Chinese hirsutella, which is characterized in that: a bacteria tissue is cut into small pieces by operation knife in a steam deinfected glass bottle, inoculated on the surface of a medium in the glass bottle; the glass bottle is covered with an air permeable cover, and placed in a culativation region until the bacteria tissue is ripe. The invention makes use of the monosporous splitting breeding principle of fungus hirsutella, and successfully prepares qualified bacteria tissue with sexual characteristics of hirsutella that can be a substitute of natural Cordyceps aweto by cloning method.
Owner:姜善清
A kind of defoamer for landfill leachate and preparation method thereof
ActiveCN107381699BDistributeIncrease the dosage ratioWater/sewage treatment by degassingContaminated groundwater/leachate treatmentGlycerolEnvironmental engineering
The invention provides a defoaming agent for landfill leachate and a preparation method thereof. An organic matter which is synthesized by monounsaturated fatty acid, fatty diacid and alkylol amine is introduced and used as a foam elimination and inhibition synergist E and is compounded with glycerin polyether M and linear or branched fatty alcohol polyether N with the carbon atom number of 10 to 20, wherein the organic matter foam elimination and inhibition synergist E can be used for improving the dispersion effect of polyether, so that the polyether can be dispersed into a system better; meanwhile, the dosage of the monounsaturated fatty acid is improved in a synthesis process of the organic matter so that the foam inhibition effect of the organic matter is improved. The defoaming agent has a good foam elimination and inhibition effect in a landfill leachate treatment process; meanwhile, the dispersity of the defoaming agent in the landfill leachate is finally improved; in an application process, the blocking of a terminal filtering membrane is not caused and the treatment efficiency of the landfill leachate is greatly improved.
Owner:JIANGSU SIXIN SCI-TECH APPL RES INST CO LTD
Formaldehyde-free plant fiber mat and manufacturing process thereof
The invention discloses a formaldehyde-free plant fiber mat. The fiber mat is realized by taking plant fiber as a raw material through the following manufacturing process consisting of the steps: A, loosening; B, mixing ingredients, adding the plant fiber and polyester fiber according to a proportion of 3-5:1 and uniformly mixing; C, loosening secondarily; D, combing, i.e., combing the plant fiber and eliminating tangling; E, lapping; F, needling, i.e., reciprocally interleaving the flatly laid plant fiber by using a plurality of needles to crochet and tangle the plant fiber in an interleaving manner; G, performing hot pressing, i.e., laminating a plurality of layers of plant fibers, and forming the mat body through hot pressing. The proportion of the plant fiber in the fiber mat with lower price and higher strength is greatly improved, so that the fiber mat has more natural flavor, the material cost is lower, the strength is higher, and the formaldehyde-free healthy ecological plant fiber mat product is produced. The invention also discloses a manufacturing process of the plant fiber mat. The fiber mat can be manufactured through the process without using glue or entering a baking box, so that the process is simplified to further improve the production efficiency and reduce the manufacturing cost.
Owner:临沂棕宝纤维科技有限公司
Low-torque pulsation high-speed axial flux surface-mounted permanent magnet motor
ActiveCN111614220AAchieve sinusoidalReduce magnetic field harmonicsMagnetic circuit rotating partsMagnetic circuit stationary partsElectric machinePermanent magnet motor
The invention provides a low-torque pulsation high-speed axial flux surface-mounted permanent magnet motor, which comprises two axially arranged rotors and a stator located between the two rotors, andthe distances between the two rotors and the stator are unequal, i.e., the lengths of air gaps between the two rotors and the stator are unequal. Due to the structure of the high-speed axial flux permanent magnet motor, the centrifugal force borne by the rotor is orthogonal to the electromagnetic tensile stress direction, that is, the permanent magnet sheath part does not influence the axial effective air gap length, the design of the permanent magnet and the sheath thereof is more diversified, and the optimal design scheme can be found.
Owner:SHANDONG UNIV
A kind of application of graphene in epoxy resin composite material
ActiveCN107955134BImprove mechanical propertiesIncrease the dosage ratioPolymer sciencePentaerythritol
The invention relates to an application of graphene to an epoxy resin composite material. A prepared PPTM (pentaerythritol tetra(mercaptopropionate) epoxy resin prepolymer) curing agent is adopted forcuring, the use amount of graphene, the use quantity of the curing agent and the variety of the curing agent are adjusted for optimized combination, and the epoxy resin composite polymer material containing graphene is prepared. The polymer material has the characteristics of being high in curing speed, good in mechanical property, low in cost and the like, graphene is dispersed more uniformly ina base material, compatibility of graphene and epoxy resin is good, the preparation method is simple, and little environmental pollution is produced.
Owner:盐城百佳年代薄膜科技有限公司
Method for preparing high-protein sacchariferous feed by straws
InactiveCN101715872BImprove the utilization rate of degradationIncrease the dosage ratioFood processingAnimal feeding stuffFiberAnimal science
Owner:ENZYME ENG INST SHAANXI PROVINCE ACAD OF SCI
A kind of diatomite epoxy asphalt for expansion joint replacement and its preparation method and application
InactiveCN106675056BIncrease the dosage ratioImprove compactnessBuilding insulationsEpoxyExpansion joint
Owner:CHONGQING JIAOTONG UNIVERSITY +1
Cordyceps sinensis asexual propagation method
InactiveCN101126069BShorten the production cycleReduce manufacturing costFungiSexual characteristicsBottle
The invention relates to a cloning method of a Chinese hirsutella, which is characterized in that: a bacteria tissue is cut into small pieces by operation knife in a steam deinfected glass bottle, inoculated on the surface of a medium in the glass bottle; the glass bottle is covered with an air permeable cover, and placed in a culativation region until the bacteria tissue is ripe. The invention makes use of the monosporous splitting breeding principle of fungus hirsutella, and successfully prepares qualified bacteria tissue with sexual characteristics of hirsutella that can be a substitute ofnatural Cordyceps aweto by cloning method.
Owner:姜善清
Formula of artificial mixed feed for adult reeves shad
ActiveCN102077924BFast growthGreat tasteClimate change adaptationAnimal feeding stuffBetaineMonocalcium phosphate
The invention discloses a formula of an artificial mixed feed for adult reeves shad. The artificial mixed feed comprises the following components by percentage: 18 percent of white fish meal, 30 percent of red fish meal, 20 percent of first patent flour, 17 percent of bean pulp, 3 percent of beer yeast, 1 percent of gluten flour, 1 percent of squid powder, 0.1 percent of methionine, 0.3 percent of lysine, 0.3 percent of betaine, 2 percent of composite multi-dimensional, 1.5 percent of composite multi-minerals, 0.3 percent of Vc wax, 0.2 percent of gallbladder smoother, 0.6 percent of monocalcium phosphate, 0.5 percent of soya bean lecithin, 4 percent of mixed oil and 0.2 percent of Immune polysaccharide; meanwhile, the processing requirements are provided, unqualified raw materials and raw materials harmful to a human body are prohibited, and the compatibility of the components is kept in mixing and processing. By the artificial mixed feed, the growth speed of the adult reeves shad is improved, the feed coefficient is reduced, and the taste of the reeves shad is improved. Through experiments and years of culture condition statistics, the average rate of body weight gain in half a year is 1,758.6 percent, and the feed coefficient reaches 1.8. The formula of the feed and the processing technology meet nutritional requirement and intake requirement of the adult reeves shad in various culture stages.
Owner:江苏中洋动物营养科技有限公司
Resin composition and prepreg and laminate using the same
ActiveCN104725781BIncrease the dosage ratioHigh TgSynthetic resin layered productsCircuit susbtrate materialsEpoxyHeat resistance
Owner:GUANGDONG SHENGYI SCI TECH
A kind of frosted soft candy with temperature resistance and preparation method thereof
The invention discloses temperature-resistant frosted soft sweets. The temperature-resistant frosted soft sweets are prepared from the following raw materials in parts by weight: 6 to 12 parts of gelatin, 0.4 to 1.2 parts of pectin, 3 to 8 parts of modified starch, 0.05 to 0.5 part of gellan gum, 15 to 25 parts of malt syrup and / or maltitol, 40 to 50 parts of white granulated sugar, 3 to 10 partsof glucose and 0.5 to 2 parts of total acid, wherein the total acid is a mixture of citric acid, DL-malic acid and buffered lactic acid. After the soft sweets provided by the invention are dried, frosted layers with uniform thickness are formed on the surfaces of the soft sweets in a moisture balance period, so that improvement on the taste of the soft sweets is facilitated; after the frosted layers are formed on the surface, cut-off performance of the soft sweets is enhanced, and the soft sweets are chewed more easily, temperature resistance performance of the soft sweets is further improved,long-distance transportation in high-temperature summer season can be endured, and the stability of the soft sweets is ensured. Due to the frosted layers, barrier between nutrients and external air is formed, so that the stability of the nutrients added in the soft sweets is facilitated.
Owner:浙江索契壹营养科技有限公司
A kind of AlNiCo permanent magnet alloy scrap recycling method
The invention relates to a method for recovering and reusing an aluminum nickel cobalt permanent magnet alloy waste material, and belongs to the technical field of permanent magnet alloys. According to the adopted technical scheme, the method for recovering and reusing the aluminum nickel cobalt permanent magnet alloy waste material comprises the steps that the aluminum nickel cobalt permanent magnet alloy waste material is pretreated and matched with a new material, the waste material and the new material are smelted together, smelted molten metal is poured in a sand mold for cooling forming,a formed casting is subjected to sand removal, pre-machining, solid solution heat treatment, cooling, tempering heat treatment and finish machining, and thus the finished casting is obtained. The method has the effects of low production cost, high product pass rate and good magnetic performance.
Owner:HANGZHOU HS MAGNETICS CO LTD
A kind of sponge material and its preparation method and application
The invention provides a sponge material as well as a preparation method and application thereof. The preparation method of the sponge material has a simple process; the specific addition reaction sequence is used; after the polyvinyl alcohol crosslinking to a certain degree, chitosan solids are added for further reaction; the consumption proportion of the chitosan can be obviously improved; the chitosan can sufficiently take part in the crosslinking reaction; the condition of excessive chitosan falling in the obtained sponge material cannot be caused; the comprehensive performance such as porosity, water absorption rate, moisture preservation rate and ventilation rate of the obtained sponge material can be sufficiently ensured; meanwhile, the obtained sponge material can achieve an excellent treatment effect on the affected part. The sponge material has high chitosan content ratio, high porosity, high water absorption rate, high moisture preservation rate, high ventilation rate and excellent comprehensive performance. The sponge material can be used as medical dressing; the excellent treatment effect can be achieved on the affected part.
Owner:BEIJING YINGJIA MEDICAL MATERIAL CO LTD
Pazufloxacin mesylate and preparation method of powder for injection
InactiveCN101381372BLower reflow temperatureAvoid instabilityAntibacterial agentsOrganic active ingredientsFreeze-dryingSolvent
The invention discloses a method for preparing pazufloxacin mesilate and a powder injection thereof. The method is as follows: a reaction system which is formed by pazufloxacin and methane-sulforic acid as well as a solvent of acetone is subjected to heating and reflux, cooling and crystallization, and separation to obtain the pazufloxacin mesilate, and the pazufloxacin mesilate is then subjectedto aseptic filling and freeze drying to obtain the powder injection of pazufloxacin mesilate. The preparation method of the invention can produce pazufloxacin mesilate for injection which has stable quality.
Owner:HAINAN YONGTIAN PHARMA INST
Low Torque Ripple High Speed Axial Flux Surface Mount Permanent Magnet Motor
ActiveCN111614220BAchieve sinusoidalReduce magnetic field harmonicsMagnetic circuit rotating partsMagnetic circuit stationary partsElectric machinePermanent magnet motor
The disclosure proposes a low-torque pulsation high-speed axial flux surface-mounted permanent magnet motor, including: two axially arranged rotors and a stator located between the two rotors, and the distance between the two rotors and the stator is not equal , that is, the length of the air gap between the two rotors and the stator is not equal. The structure of the high-speed axial flux permanent magnet motor makes the direction of the centrifugal force and the electromagnetic tensile stress on the rotor orthogonal, that is, the permanent magnet sheath does not affect the axial effective air gap length, and the design of the permanent magnet and its sheath is more diverse. , which is conducive to finding the best design solution.
Owner:SHANDONG UNIV
High-energy liquid gas and preparation method thereof
InactiveCN101250450BHigh calorific valueIncrease the dosage ratioGaseous fuelsLife qualityHigh energy
The invention relates to high-energy liquid gas, which is characterized in that the components and percentage by weight are that dimethyl ether 38-45%, petroleum ether 22-26%, pentane 27-32%, sodium-hydroxide 0.7-0.9%, potassium hypermanganate 0.2-0.3% and water 5-7%, the process for preparing the high-energy liquid gas comprises the following steps: getting each component according to the percentage by weight, adding sodium-hydroxide and potassium hypermanganate into petroleum ether and pentane after being dissolved by water, evenly stirring, and then adding dimethyl ether, and loading into a steel bottle. The products of the invention which are burnt not only have high heat value, but also has sufficient and complete combustion, the products have no residue, no carbon deposition and no environmental pollution after being burnt, which has the advantages of low production cost, convenient employment, security, sanitary and strong practicability. The products of the invention can effectively solve the status of inadequate domestic fuel for countryside and urban suburbs, which improves quality of life of vast farmers and suburb residents.
Owner:四川帝尔新能源科技有限公司
A kind of graphene/epoxy resin composite polymer material
ActiveCN107936477BImprove mechanical propertiesIncrease the dosage ratioPolymer sciencePentaerythritol
The invention relates to a graphene / epoxy resin composite high polymer material. A prepared pentaerythritol tetramercaptopropionate epoxy resin prepolymer (PPTM) curing agent is used for curing, and the dosage of graphene, the dosage of the curing agent, the species of the curing agent are adjusted and optimally combined, so that the graphene / epoxy resin composite high polymer material is prepared. The high polymer material has the characteristics that the curing speed is fast, graphene is uniformly dispersed in a base material, the compatibility of the graphene and epoxy resin is good, the obtained material is good in mechanical property and low-cost, a preparation method is simple, environment pollution is less, and the like.
Owner:盐城百佳年代薄膜科技有限公司
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