184 results about "Improvement rate" patented technology

The invention discloses a method and a system for measuring and calculating hydroenergy utilization improvement rate of cascaded hydropower stations. The method comprises the following steps that: 1) a data acquisition device acquires actual operating data of the hydropower stations; 2) the data acquisition device transmits the acquired data to a measuring and calculating server; and 3) the measuring and calculating server processes the acquired data, calculates actual generated power and assessed power aiming at the hydropower stations in different adjusting types, and obtains the hydroenergy utilization improvement rate. Due to the method and the system for measuring and calculating the hydroenergy utilization improvement rate of the cascaded hydropower stations, the accuracy of the calculation result of the hydroenergy utilization improvement rate can be improved and a good guiding effect is taken for the scheduling optimization of the hydropower stations.

The invention relates to compound probiotics and a preparation method thereof. The compound probiotics comprise ten or more probiotics and two or more prebiotics. The invention also provides the preparation method of the compound probiotics. The preparation method comprises the following steps: firstly, mixing the compound probiotics according to the proportion, passing through a sieve with 80 to 120 meshes, then taking siftage and weighing; secondly, mixing the weighed materials; thirdly, tabletting mixed materials. According to the compound probiotics and the preparation method thereof disclosed by the invention, by scientifically mixing the probiotics with the prebiotics, the efficacy of the compound probiotics is effectively improved, living cell concentration is high, and the efficacy realizing time of the probiotics is shortened; compared with other products in the market, the compound probiotics have the advantages that acid and bile salt resisting capabilities are good; if the compound probiotics are administrated for one month, the improvement rate of constipation reaches 100 percent, the improvement rate of chronic colitis reaches 100 percent, the positive-to-negative rate of helicobacter pylori reaches 82 percent, the rehabilitation rate of chemical liver injury reaches 88 percent, the rehabilitation rate of anaphylactic rhinitis is 91 percent, the rehabilitation rate of female vaginitis reaches 93 percent, the improvement rate of phlegm-dampness constitution reaches 100 percent, the improvement rate of damp-heat constitution reaches 100 percent, and the improvement rate of acnes reaches 98 percent.

The invention discloses a comprehensive evaluation method for land parcel sponge city construction performance. The method comprises the following steps: determining an evaluation project; establishing a comprehensive evaluation system according to the sponge city construction target of the plot and the connotation; using Basic term, the specified item and the score adding item as evaluation elements; on the premise that the specified item meets the requirement; according to the annual runoff total amount control rate and the annual surface source pollutant total amount removal rate of the basic item relative to the improvement rate index value of the reference value of the area where the plot is located, determining a performance evaluation preliminary grade; According to the method, a comprehensive evaluation system is formed, the land parcel sponge city construction performance evaluation accuracy is improved, and the method conforms to the sponge city construction connotation and target performance evaluation requirements.

The present invention relates to an improved algorithm of water energy utilization improvement rate and cascade hydropower station dispatching benefit evaluation system, comprising the following steps: according to the monthly average water level of the actual operation of the reservoir in the past ten years, the dead water level of the reservoir design, the normal high water level of the reservoir design, and the reservoir dispatching diagram Data, calculate the monthly assessment index of the reservoir water level control coefficient, and inversely find the water level control target; calculate the actual power generation; calculate the assessment power generation according to the initial water level, interval flow, water level control target, and dispatching rules of the actual operating water level control coefficient of the reservoir; calculate the storage capacity Differential power; calculate the improvement rate of water energy utilization based on actual power generation, assessment power generation, and storage capacity difference power. The invention can improve the stability and adaptability of the electricity calculation results of the cascade hydropower station group assessment, and can avoid the situation that the water level will drop to the stagnant water level when the inflow of water is less at the beginning of the year, according to the dispatching chart. to good guidance.

To provide a billing method for use of a water purification system that gives incentives for using the water purification system. Such a water purification system is equipped with water purification apparatus having controller and with monitoring server connected to water purification apparatus via public network and having controller. Filtration filter of water purification apparatus has water quality sensor, which measures water quality data of inflow water, and water quality sensor, which measures water quality data of purified water. Water quality data measured by water quality sensors are transmitted to controller and controller. Usage fees for the water purification system are calculated corresponding to improvement rates of water quality, which are calculated based on water quality data of inflow water and water quality data of purified water.

The invention relates to the field of organic agricultural production and soil fertility improvement, in particular to a method for rapidly improving organic agricultural soil fertility and application thereof. The method for rapidly improving organic agricultural soil fertility, provided by the invention, is that a compound conditioner is applied to the soil and earthworms are released to the soil, wherein before the compound conditioner is applied and the earthworms are released, the soil is required to meet the following conditions: 1), the soil moisture content is kept to be 30%-50%, and 2), soluble-salt content of the soil is kept to be lower than 0.04%; 300-500 kg of the compound conditioner is applied to per mu of soil; 30-50 kg of the earthworms are released to per mu of the soil. By adopting the method provided by the invention, the number of earthworms in a farmland is increased greatly, the activity of earthworms in the farmland is improved greatly, soil rejuvenation and fertility improvement rate is increased, microbial diversity of the soil environment is increased, soil quality is improved, crop quality and yield are improved and sustainable development of organic agriculture is realized.

The invention discloses a preparation method of modified porous starch by using a pulsed electric field. The method comprises the following steps: preparing raw starch and an acetic acid buffer solution into starch milk, and carrying out enzymolysis to obtain porous starch; mixing the porous starch with water and blending a mixture into uniform starch milk; adding an electrolyte solution into the adjusted starch milk; pumping swelled starch milk into a pulsed electric field device for treating; collecting the treated starch milk, and carrying out suction filtration and drying; and crushing and sieving to obtain a finished product. According to the preparation method disclosed by the invention, the porous starch with high adsorbability, high transparency, high freeze-thaw stability and high mechanical properties is prepared by using the pulsed electric field under the condition that the temperature is lower than the pasting temperature of starch; the preparation period is short, and negative influences from addition of a large of chemical reagents and high-temperature heating are avoided; and the improvement rate of oil absorbency of the product is high, and transparency and freeze-thaw stability are effectively improved.

The invention discloses an air purifier, a filter screen monitoring method and device of the air purifier and a storage medium. The filter screen monitoring method of the air purifier comprises the steps that S10, the cleanliness degree y=y0-t / (i / I) / Tn of a filter screen is obtained through calculation, wherein y0 represents the latest recorded cleanliness degree, t represents the starting running time of the time, i represents the air quality improvement rate of set time, I represents the air quality improvement rate of standard set time, Tn represents the available safe working time of the washing interval of the round and Tn conforms to the equation of Tn=T*xn%, T represents the factory safe working time, n represents the washing frequency, and xn% represents the scalage of the washing life; and S12, when the cleanliness degree y is reduced to a set cleaning threshold value, the air purifier is controlled to be turned off, and a user is reminded to wash the filter screen. According to the technological method, it is not need to additionally arrange a detection component to detect the smudge state of the filter screen, moreover, shutdown and user reminding can be automatically achieved according to the cleanliness degree of the filter screen, and the intelligent degree is high.

A heat transport medium for transporting heat transferred from a heat transfer surface includes a liquid medium, and fine particles of a predetermined material dispersed into the liquid medium. The fine particles are contained in the liquid medium in volume content to provide an improvement rate of a heat transfer coefficient of about 1.0 or more. Here, the heat transfer coefficient is an index representing ease of heat transfer of the medium between the heat transfer surface and the medium by addition of the fine particles.

A joint dynamic pilot and data power allocation method for time division duplex large-scale MIMO systems belongs to the technical field of time division duplex large-scale MIMO, and is provided to adaptively reduce pilot pollution and balance mutual interference. Because the real-time channel state information before pilot is unknown, the Gauss-Markov process of a time-dependent channel is used, and a Kalman filter is used not only to filter pilot pollution, but also to provide a priori estimate. Then, the deterministic approximation of rate is derived as a function of prior channel estimationand prior estimation error, and rate maximization for maximum-minimization is formulated. In order to solve the optimization of pilot power and data power as well as the coupling between users, an iterative alternation rate optimization algorithm consisting of two sub-problems is presented, and successive convex approximation (SCA) and relaxation variables are introduced. The numerical results ofsimulation confirm the improvement rate provided by the scheme.

The invention discloses a deep profile control and flooding agent having low initial viscosity and a preparation method thereof. The deep profile control and flooding agent includes, by weight, 0.05-0.2% of a hydrophobic associated polymer, 0.08-0.16% of formaldehyde, 0.016-0.032% of resorcinol, 0.1-0.16% of oxalic acid, 0.012-0.02% of thiourea, 0.01-0.015% of a bivalent cobalt salt, and the balanced being water. A profile control and flooding system formed by the profile control and flooding agent has low initial viscosity. For low-permeation and ultralow-permeation oil reservoirs, the deep profile control and flooding system can ensure excellent injectability, and also has excellent temperature resistance, anti-shear property and thermal stability, so that a colloid has long-acting effect in the oil reservoirs. The profile control and flooding system also has strong plugging capability, profile improvement rate and oil displacement efficiency, so that a high-permeation channel is easy to plug, flow direction of the oil reservoir is changed, and subsequently injected liquid can enter a low-permeation layer, thereby increasing recovery ratio.

The invention relates to a method for analyzing the influence of an idle impact load of an electric arc furnace on a grid, which applies a power system analysis software package PSASP. The method comprises the following steps: A, establishing an electric arc furnace model in the PSASP and installing three-phase short-circuit in a short network impedance bus to obtain voltage fluctuation and flicker of a point of common coupling PCC; and B, obtaining the improvement rate of the idle impact load according to the national standard requirements and the obtained voltage fluctuation and flicker of the PCC. The method fundamentally solves the problem of uncertain change time of the idle impact load of the electric arc furnace and determines high accuracy of the improvement rate of the flicker. The method is reasonable, reduces the influence of the impact load on the grid to the maximum and ensures secure and stable operation of the grid and high-quality electric energy quality.

The invention makes a request of protecting a power system optimal power flow method based on a feedback learning cuckoo algorithm. The method comprises: a power system optimal power flow model is established and a correlation algorithm parameter is set; original data are inputted and an initial population is generated; power flow calculation is carried out by using a Newton-Raphson method to obtain voltages of all nodes and power distribution in a power grid; fitness function values of all individuals in the population are calculated, and if the fitness value of a new individual is smaller than that of a previous generation individual, the new individual is used for replacing the previous generation individual; statistics of the number of the new individuals superior to the previous generation individual in all populations is carried out to obtain a population improvement rate that is used as a feedback value; a global optimal individual is kept and the populations are updated based on an updated formula of a cuckoo search algorithm; and whether a termination condition is met is determined; and if so, iteration is stopped and a final result is outputted. With the method, the generation fuel cost and the voltage deviation objective function are reduced; and the operating cost of the grid can be reduced based on high security and reliability.

The invention discloses a multipath suppression method based on an adaptive threshold and a double reference translation strategy. The method comprises the steps of: pocessingobservation data of the reference day in the static relative positioning mode to obtain the adapted DD carrier phase residual; transfering DD residual to SD residual; applying an adaptive threshold wavelet denoising method toeach SD residual sequence to establish a multipath correction model; removing a multipath error from SD observation value of the same satellite on the following second day by using a double referencetranslation strategy; obtaining the corrected SD observation value and reconstructing DD observation value to estimate the coordinate of the rover. Accurate multipath correction model is extracted from reference Day and dual reference translation strategies by using adaptive threshold wavelet denoising method to effectively reduce the multipath of the following second day. The average improvementrate of the RMS value of the single differential residual can reach 15.82% of the constant threshold method by introducing an adaptive threshold method to reduce multipath effect in static short baseline GNSS application.

The invention relates to an externally applied Chinese medicinal composition for relieving eye fatigue. The composition comprises the following bulk drugs: wild chrysanthemum, Salvia miltiorrhiza, phellodendron, Coptis chinensis, pearl powder, menthol, and borneol. The Chinese medicinal composition provided by the invention has a total improvement rate on eye fatigue up to 91.67%, which is significantly higher than the 33.33% of a placebo group, and has a significant mitigation effect on eye dryness, scorching hot feel, frequent blinking, eye itching, non-sustainable reading, heavy eyes, eye stinging, reflex headache, diplopia, double vision, easy line skip, phengophobia, lacrimation, acid and swollen symptoms.

The invention relates to the field of traditional Chinese medicine, in particular to a traditional Chinese medicine for treating urinary calculus. The traditional Chinese medicine consists of cortex eucommiae, walnut kernel, astragalus, common burreed rhizome, curcuma zedoary, twotooth achyranthes root, oriental waterplantain rhizome, longhairy antenoron herb, chicken gizzard membrane, spora lygodii, pink herb, yellow croaker earstone, twotooth achyranthes, liquoric root, pyrrosia leaf and bitter orange. The traditional Chinese medicine has the advantages of good treatment effect on urinary calculus, high cure rate, no toxic or side effect, and the like; and the cure rate is 75 percent, the improvement rate is 20 percent, and the ineffectiveness rate is 5 percent.

The invention discloses a medicine for treating chicken respiratory disease and a preparation method thereof. The medicine is prepared from the following traditional Chinese medicines as bulk pharmaceutical ingredients in parts by weight: 90-100 parts of radix isatidis, 30-40 parts of scutellaria baicalensis, 30-40 parts of radix bupleuri, 40-45 parts of ephedra sinica stapf, 20-30 parts of semen armeniacae amarae, 40-50 parts of honeysuckle, 25-30 parts of subprostrate sophora, 16-20 parts of blackberry lily, 35-40 parts of dandelion, 40-50 parts of herba violae, 20-25 parts of radix glycyrrhizae preparata, 30-35 parts of rhizoma pinelliae preparata, 30-35 parts of white poria, 50-55 parts of pericarpium citri reticulatae and 40-45 parts of rhizoma atractylodis. The medicine can be decocted for administration by drinking, and can also be ground to powder for administration by stirring. By using the medicine disclosed by the invention, the cure rate is 95%, the improvement rate is 5%, and the effective rate is 100%, while control medicines (western medicines) have the effects that the cure rate is 90%, the improvement rate is 6%, and the effective rate is 96%. Statistical analysis shows that the medicine and the control medicines have significant differences.

The invention discloses a medicine for treating contagious ecthyma. Each milliliter of the medicine comprises: 0.025-0.028g of ribavirin, 0.0035-0.004g of ceftiofur sodium, glycerin with a volume concentration of 2%-2.5%, and the balance normal saline. The medicine of the invention can rapidly inhibit replication of a contagious ecthyma virus, and prevent an aphthous ulcer surface from developing into secondary bacterial infections. The medicine provided in the invention has the advantages of uneasy volatilization, sufficient sources of medicine components, low price, convenient use, good treatment effect, cure rate up to 75%, lamb mortality declined by 5%, condition improvement rate of 90%, and no harm to breeders.

The invention relates to a high-temperature-resistant salt-resistant strong inhibitive drilling fluid system comprising the following materials by mass on the basis of the mass of added water of 100%: 2-7% of bentonite slurry, 0.1-0.3% of an alkaline regulator, 0.3%-2% of a shale inhibitor, 0.5-4% of a high-temperature-resistant filtrate reducer A, 0.5-4% of a heat and salt-resistant filtrate reducer B, and 1%-7% of a plugging anti sloughing agent. The invention also provides chemical structural general formula (1) of the high-temperature-resistant filtrate reducer A, and a, b, c and d are the structure unit number. The drilling fluid system has the following characteristics: the drilling fluid system can resist the high temperature reaching to 230 DEG C, before and after-aging API filter loss is less than 10mL, the drilling fluid system can resist sodium chloride until saturation, and is strong in inhibition; compared with tap water, the third time rock debris recovery improvement rate amounts to 100.54% above; and the drilling fluid system is strong in inferior soil resistance and calcium pollution resistance.

The invention provides orange nylon active dyestuff and a preparation method thereof. The active dyestuff comprises the following structural formula as the accompanying drawing, wherein in the formula, R1 represents alkyl or alkenyl with 1 to 3 carbon atoms, preferably, the R1 in the formula is methyl, ethyl or vinyl, R2 represents nitryl or sulfonyl, and preferably, the R2 in the formula is nitryl. In addition, the invention also provides the preparation method of the orange nylon active dyestuff (nylon active orange), the prepared nylon active dyestuff orange has the vivid and bright colors, each wet firmness performance is very excellent, high clear suction rate and high improvement rate are realized, and in addition, the operation is simple and convenient.

The invention provides a tread rubber material for reducing tire rolling resistance. The tread rubber material comprises unsaturated epoxy-chloroether rubber, SSBR, BR, zinc oxide, stearic acid, whitecarbon black, carbon black, a softening agent, a silane coupling agent, an anti-aging agent, wax, environmentally-friendly rubber oil, an accelerant and sulfur. The unsaturated epoxy-chloroether rubber is formed by performing ring opening copolymerization on a monomer composed of allyl glycidyl ether, propylene oxide, ethylene oxide, epoxy chloropropane and ethylene glycol diglycidyl ether underthe action of a trialkyl aluminum catalyst. The invention further provides tread rubber prepared by adopting the tire tread compound and a preparation method thereof. The tread rubber material as wellas the tread rubber and the preparation method thereof provided by the invention have the benefits that the adopted components are easy to mix; a vulcanized component as a radial car tire tread material is less in consumption of a modified compound, high in vulcanized rubber strength and large in ground gripping force; compared with an original unmodified SSBR composite material, the tread rubbermaterial is low in compression heat generation and has a rolling resistance improvement rate of reaching 26-31 percent.

The invention relates to a collagen product as well as a preparation method and application thereof. The collagen product comprises the following raw material components in parts by weight: 1-6 parts of bone collagen protein peptide powder, 1-6 parts of fish-skin collagen protein peptide powder, 0.5-2 parts of cartilage collagen protein peptide powder and 0.1-1 part of vitamin C powder. According to the collagen product disclosed by the invention, the best domestic and overseas collagen raw materials and other raw materials for promoting in-vivo collagen synthesis are preferably selected, scientific proportioning is performed according to the assistant and guide principle, and the processing technology is optimized, so that the digestion and absorption rate and in-vivo utilization rate of the product can exceed those of similar products in the market. When the product disclosed by the invention is taken, the bone density improvement rate can reach 98% or higher within three months, and the osteoporosis rehabilitation rate can reach 87% or higher within six months; the skin firmness improvement rate can reach 96% or higher within three months; the mastoptosis improvement rate can reach 91% or higher within six months; and the skin ecchymosis rehabilitation rate can reach 98% or higher within three months.

The invention relates to the technical field of pest and disease control and prevention, in particular to a pest and disease control and prevention method for walnuts. The method comprises the following steps of seedling treatment, drug spraying and branch and leaf pruning. According to the pest and disease control and prevention method for the walnuts, the incidence of pests and diseases of the walnuts is 2.2% or below, the improvement rate of walnut trees which have the pests and diseases is 94.3%, compared with traditional treatment methods, the effect is significant, and the improvement rate is increased by 5% or above.

The invention discloses a method for designing and distributing the dynamic capacity and fixed capacity of parallel connection mixed type comprehensive compensation arrangement. The method comprises: measuring the 95% probability value and average power factor of obtained idle work, harmonic wave and flicker; calculating the harmonic wave compensation capacity Qx; calculating the flicker improvement rate; calculating the needed reactive compensation ratio; defining the reactive compensation capacity Qw of the dynamic compensation arrangement as half of the compensation capacity; defining the dynamic compensation capacity Qd of the parallel connection mixed type comprehensive compensation arrangement as the root-mean-square value of Qw and Qx; composing a dynamic compensation part with the actual dynamic reactive compensation capacity of 2Qw; calculating the needed total reactive compensation capacity Qz; and defining the capacity Qg of the fixed capacity compensation branch as the difference value of the Qz and 2Qw. The invention provides effective guidance to the distribution of the dynamic capacity and fixed capacity of mixed type parallel connection comprehensive compensation arrangement, guarantees compensation effect, while greatly reduces the capacity of dynamic compensation arrangement, thereby improves the cost performance of the arrangement.

The invention relates to a student capability level positioning adaptive learning method and a computer system. The method comprises the steps of obtaining historical learning data and pre-test learning data of a user; analyzing the historical learning data and the pre-test learning data to obtain an analysis result, the analysis result comprising a historical pre-test knowledge point mastery rate, a current class pre-test knowledge point mastery rate, a historical knowledge point improvement rate and a historical knowledge point attack rate; obtaining a pre-learning student level of the useraccording to the analysis result; generating a learning route of the user based on the pre-learning student level; and pushing learning contents based on the learning route. Compared with the prior art, the method has the advantages of improving user learning efficiency and the like.

The invention discloses a traditional Chinese medicine oral liquid preparation for treating hemorrhoids, which is prepared from the following raw materials in percentage by weight: 7-13 percent of groundsel, 2-8 percent of dried orange peel, 2-8 percent of yellow wood, 7-13 percent of rhizoma imperatae, 7-13 percent of milk veteh, 7-13 percent of radix bupleuri, 7-13 percent of nepeta japonica maxim, 7-13 percent of nutgall, 2-8 percent of peach kernel, 2-8 percent of angelica, 7-13 percent of felwort and 7-13 percent of ampelopsis japonica. The invention has the effects of clearing heat and promoting diuresis, dispelling heat from blood to stop bleeding and eliminating stasis to resolve swelling, is used for downward flow of dampness-heat, treats phase I and II internal hemorrhoids and has simple preparation process. The good improvement rate of clinical curative effect is 65.7 percent, and the total effective rate is 92.2 percent.

The invention discloses an antihypertensive Chinese medicine comprising 20-30 grams of Radix Scutellariae, 40-60 grams of Cortex Moutan Radicis, 4-9 grams of Chinese angelica, 15-24 grams of Fructus Aurantii, 15-24 grams of Cortex Mori, 12-24 grams of Salvia miltiorrhiza, 14-24 grams of oyster, 15-24 grams of white peony root, 16-24 grams of Combined Spicebush Root, 7-12 grams of Radix Angelicae Pubescentis, 7-10 grams of magnet, 8-10 grams of achyranthes root, 5-10 grams of Fallopia multiflora and 9-12 grams of abalone shell. The medicine can be immersed, decocted, and then used for immersing feet for 20-30 minutes once a day, with seven days being one treatment course, and being used for three courses. The antihypertensive Chinese medicine is substantial in curative effect on hypertension patients, and can reduce disease incidence of cardiovascular diseases, has no toxic and side effects. Just for one month, an average cure rate can reaches 95.44 %, an average improvement rate reaches 4.16 %, and an average inefficiency rate is only 0.40 %.

For a pilot pollution problem of a time division duplex massive MIMO system, the invention provides a transmission power and pilot joint optimization scheme in the time division duplex time massive MIMO system, thereby reducing pilot pollution and balancing mutual interference. Instant channel state information before pilots is unknown. Through utilization of a Gauss-Markov process of time relatedchannels and through adoption of a Kalman filter, the pilot pollution is reduced, and priori estimated values are provided. Deterministic approximation of rates is derived as priori channel estimation and priori error estimation functions. Maximum-minimum rates are realized. On the basis, a heuristic pilot allocation scheme is provided. A simulation value result confirms an improvement rate provided by the scheme.

The present invention provides a transmission method which generates and sends a transmission signal generated from a multiplexing OFDM signal or a multiplexing wavelet-OFDM signal employing a multiplexing-spread chip sequence in which a chip of a code sequence for spread and a code sequence for combination, and a chip of a code sequence for localization are multiplied and multiplexed, and a receiving method which makes a high SN ratio improvement rate possible by converting the received signal to a frequency domain to acquire the multiplexing-spread chip sequence and by performing de-spreading and localizing processing to detect a localized pulse. According to the data transmission using the transmission and receiving method, data is mapped into a code sequence, and the receiving side can detect the data as the kind of code sequence, the shift time of a localized pulse and the polarity at a high SN ratio improvement rate. Further, when used in a measuring system, the transmission and receiving method can obtain information associated with an object to be measured on the basis of the aspect and the characteristics of a localized pulse by calculating the localized pulse from a signal detected from the object to be measured at a high SN ratio improvement rate.