180results about How to "Guaranteed normal consumption" patented technology

The invention discloses a real-time intelligent analysis and management system for a customer credit self-evaluation factory. The real-time intelligent analysis and management system comprises an engineering review module, a sales module, an intelligent production management module, a transportation management module, a material supply management module, a financial management module, a data management module, an intelligent analysis module, a server and a system terminal. The invention belongs to the technical field of factory management, and particularly provides a method for monitoring theoperation state of a factory in real time based on a big data platform, making it easier for a user to issue an order according to an analysis result and in combination with an actual production demand through intelligent analysis, and realizing handheld intelligent life. The credit rating and score of the user are intelligently self-evaluated; the customer credit self-evaluation factory real-timeintelligent analysis and management system performs multi-terminal operation, electronically and automatically collects information data of a factory operation process, analyzes various data of a factory through intelligent operation of an intelligent analysis engine, grasps intelligent operation of key factors, matches industry standard values, analyzes reasons and provides suggestions.

The invention relates to a Mars complex terrain region safe landing trajectory generation method with minimum fuel consumption, and belongs to the technical field of planet landing. The method comprises the steps that a Mars powered lowering kinetic model is built at first, a navigation function is built according to the target landing terrain, obstacle avoidance control force obtained through the navigation function can effectively avoid collision between a lander and an obstacle, and the lander is safely landed to a target landing point. According to the Mars complex terrain region safe landing trajectory generation method with minimum fuel consumption, the obtained obstacle avoidance control force is introduced into a Mars powered lowering kinetic equation, the control force is partially used for achieving obstacle avoidance, and landing trajectory optimization is carried out on the improved kinetic equation, so that obstacle avoidance is achieved, and meanwhile fuel consumed by the powered lowering trajectory is saved. The Mars complex terrain region safe landing trajectory generation method can not only take the target landing area terrain into consideration, but also effectively reduce fuel consumption, and overcomes the defects that obstacle avoidance cannot be achieved and fuel consumption is large in traditional optimization trajectory and obstacle avoidance.

The invention provides a nitrogen gas closed-loop control method and a system which are used for adjusting the oxygen concentration in the hot zone of each unit requiring nitrogen protection in a reflow soldering furnace. An oxygen content analyzer is used for the on-line detection of the oxygen content of the gas inside the reflow soldering furnace; and a PID adjustor periodically adjusts the opening degree of a proportional control valve based on the closed-loop feedback, thereby controlling the nitrogen flow. The control method and the system can automatically detect the gas environmental conditions inside the reflow soldering furnace, automatically control the oxygen concentration in each hot zone inside the reflow soldering furnace, ensure that the oxygen concentration reaches the desired preset value as quickly as possible, and maintain the oxygen concentration at the preset value. The control method and system have the advantages of stable soldering environment, high soldering quality, low nitrogen consumption and low production cost.

The invention discloses a multi-target optimization method for injection molding process parameters of a thin-walled injection molded part. The multi-target optimization method is the method of optimizing forming process parameters of the thin-walled injection molded part based on an entropy evaluation method, a random forest and a genetic algorithm. The multi-target optimization method comprisesthe following steps of firstly, carrying out injection molding simulation based on an orthogonal test and Moldflow; then converting multi-objective optimization into single object optimization by adopting the entropy evaluation method; then dividing an orthogonal test result into a training set and a test set randomly as a sample set and establishing a regression model of the training set by meansof the random forest algorithm; and finally, carrying out global optimization on the established regression model by means of the genetic algorithm to acquire the optimum process parameters. The multi-target optimization method can achieve purposes of reducing the energy loss and saving energy sources by reducing a mold clamping force on the premise of guaranteeing the forming quality of the injection molded part by minimum warping and volume shrinkage, so that the multi-target optimization method is particularly suitable for optimizing the injection molding process parameters of the thin-walled injection molded part.

The invention discloses a demand response resource multi-time scale rolling scheduling method for new energy consumption. The method comprises calculation of a day-ahead scheduling plan, calculation of an intraday scheduling plan and calculation of a real-time scheduling plan. The invention aims at different characteristics of different new energy prediction precisions at different time scales, comprehensively considers the multi-time scale characteristics of demand response resources and good interaction between demand side resources and power generation side resources such as wind power, photovoltaic, conventional start-up units and quick start-up units, considers incentive demand response resources at different time scales and price-type demand response resources affected by real-time electricity prices, realizes the rolling schedule of the demand response resources of the day-ahead, intraday and real-time time scales, and with the cooperation of multiple time scales, can ensure thesafe and stable operation of a power system and the consumption of new energy, as well as the coordinated scheduling of the demand response resources at different time scales. The method of the invention has a good application prospect.

The invention discloses TiO2 containing high-aluminum steel protection slag. The TiO2 containing high-aluminum steel protection slag comprises following oxides including, by mass percent, 30%-45% of CaO, 16%-24.5% of Al2O3, 8%-16% of SiO2, 8%-15% of Na2O, 1%-5% of Li2O, 2%-6% of MgO, 3%-7% of BaO, 6%-10% of F<-> and 2.7%-7% of TiO2, and (CaO+BaO)/Al2O3 ranges from 1.0 to 2.1. The protection slag is low in melting point and viscosity, and the crystallization property is good. The protection slag is particularly suitable for continuous casting of high-aluminum steel with the Al mass percent content ranging from 1.5% to 2.5%. When the protection slag is used, the slag steel reaction degree in the continuous casting process can be effectively weakened, and the crystallization property and the lubricating property of the protection slag in the continuous casting process become more stable; and the probability that concaves, cracks, inclusions and other quality defects happen to the surfaces of casting blanks is greatly reduced.

The invention discloses a direct injection molten iron desulphurization spray gun for a metal particle magnesium or magnesium-based or calcium-based desulphurization agent. The direct injection molten iron desulphurization spray gun comprises a connecting flange and a gun barrel which are sequentially connected and communicated, wherein the gun barrel comprises a connecting section gun barrel and a gun body section gun barrel; the connecting section gun barrel comprises a gun core; a distributor is connected with the lower end of the gun core of the gun body section gun barrel; the distributor comprises an upper end short connecting pipe, a lower end plug platform and a plurality of through holes formed in the wall of the short connecting pipe; and each through hole is communicated with a jetting pipe, and the jetting pipes are distributed in a fire-proof pouring material liner positioned outside the side wall of the distributor. The direct injection molten iron desulphurization spray gun disclosed by the invention can be used for enhancing the jetting strength, extending the desulphurization reaction area and intensifying the gasification and dissolution of metal particle magnesium through structural design, and can be used for enhancing the adaptability on low-quality metal particle magnesium and jetting desulphurization of molten iron tanks with different sizes, extending the adaptive capacity of a process and reducing the consumption cost of the molten iron desulphurization metal particle magnesium through the improvement of desulphurization process steps.

The invention discloses a method for carrying out alkaline pretreatment on plant fiber raw materials for preparing ethanol through enzymolysis and fermentation. According to the method, firstly, green liquid is used for carrying out alkaline treatment on the air dried plant fiber raw materials; then, under the condition that the substrate w/v concentration being 5 to 15 percent, the cellulose is adopted for batch type hydrolysis for 48 to 72 hours; and after the hydrolysis completion, hydrolysate is subjected to solid-liquid separation, the obtained clear liquid is concentrated to a state that the glucose concentration in the sugar liquid is 100 to 200g/L, hexose in the concentrated sugar liquid is converted into the ethanol through brewer's yeast, the ethanol mash is removed through distillation, and then, the pichia stipitis is used for converting pentose into the ethanol. The method realizes the goals that the mature process and equipment of the paper pulp process are utilized for recovering chemical medicine and heat energy, the consumption of chemicals and the loss of heat energy are reduced, the environment pollution is reduced, the clean production of the ethanol is realized, the efficient proceeding of the enzymolysis and the hexose and pentose fermentation are respectively ensured through the low-substrate-concentration enzyme hydrolysis and the sequential fermentation, particularly, through the pentose fermentation, the ethanol yield of each ton of plant fiber raw materials is improved, and the raw material cost of the ton ethanol is reduced.

The invention discloses a wind power cluster access mode planning method by considering wind power uncertainty and grid-connected region grid reactive power flow and voltage constraints. According tothe method, an alternating-current power flow model is adopted, a collection station node is used as an independent node for modeling; reactive power loss, the voltage of a gathering station and reactive power compensation are added into model operation constraints; the coupling between the grid-connected power of the wind power plant and the active and reactive power flow, line loss and node voltage of the system is considered; and meanwhile, the uncertainty of wind power output is considered by applying a random optimization method, and wind curtailment in an uncertainty scene is punished under the condition of ensuring sufficient wind power consumption of a basic scene, so that the planning scheme is more flexible and economic on the premise of ensuring new energy consumption, and a commercial solver is adopted for solving, and the global optimum of a solving result is ensured.

The embodiment of the invention provides a small celestial body landing trajectory optimizing method considering a gravitation attitude and orbit coupling effect. The small celestial body landing trajectory optimizing method considering the gravitation attitude and orbit coupling effect comprises the steps of obtaining coordinate system definition, a small celestial body gravitational field calculation method and a detector discrete mass model; obtaining a detector six-degree-of-freedom kinetic model according to the coordinate system definition, the small celestial body gravitational field calculation method and the detector discrete mass model; using an indirect method to obtain a fuel optimal two-point-boundary-value problem model according to the detector six-degree-of-freedom kineticmodel; and using a two-stage homotopy method to calculate the fuel optimal two-point-boundary-value problem model to obtain a small celestial body landing fuel optimal trajectory considering the gravitation attitude and orbit coupling effect according to the fuel optimal two-point-boundary-value problem model. According to the technical scheme provided by the embodiment of the invention, effectivecalculation of the small celestial body landing trajectory optimizing problem can be realized to obtain a six-degree-of-freedom fuel optimal trajectory; and therefore, additional fuel consumption generated during rigid body detector trajectory tracking under the gravitation attitude and orbit coupling effect is avoided, and the fuel optimality of a landing task is guaranteed.

The integrated circuit device (1) backs up the configuration of output terminals (O, S_P) of said integrated circuit in low-power mode. To do this, the device includes several voltage level shift units (2, 2′, 2″, 2′″) and an output stage (3) connected to each output of the level shift units and connected to at least one external contact pad (S_P) of said integrated circuit. Each level shift unit includes an input stage powered by a regulated internal voltage (V_REG) and a part for transferring the state of a specific output function, which is powered by a supply voltage (V_DD) of the integrated circuit. Each level shift unit also includes a memory cell at output powered by the supply voltage, for storing the output state of a specific function of the level shift unit in the idle mode of the integrated circuit where the regulated voltage is cut off.

The invention discloses ceramsite precoated sand and a preparation method thereof, belongs to the field of casting materials, and particularly relates to a sand core for a casting piece or a shell-core material and a preparation method thereof. The provided ceramsite precoated sand is low in cost, good in performance and simple in preparation. The ceramsite precoated sand is prepared from the following raw materials in parts by mass: 100 parts of crude sand, 1-3 parts of phenolic resin, 0.01-0.2 part of a coupling agent, 0.1-0.45 part of a curing agent, 0.1-0.2 part of a high-temperature-resistant adjuvant and 0.05-0.3 part of a lubricant. The crude sand is ceramsite sand or a mixture of the ceramsite sand and quartz sand. The ceramsite precoated sand is prepared by mainly using features of the ceramsite sand which is simple in preparation process, high in fire resistance degree, low in thermal expansion coefficient, good in angular coefficient and the like. The preparation method forthe ceramsite precoated sand is simple and convenient in operation. The obtained ceramsite precoated sand is good in performance, so the ceramsite precoated sand has a good economic benefit.

The invention discloses a leachate treatment method of a waste incineration power station. The leachate treatment method comprises the following steps: 1) introducing the waste incineration leachate into a sand settling pond, and preprocessing the waste incineration leachate to remove a great amount of settled sand in sewage; 2) introducing the leachate into a regulating pond, tempering the leachate, so that the PH of the inlet water of the sewage is kept at 5 to 6 in 2 days; 3) enabling the leachate to enter an intermediate temperature pond, introducing steam to adjust the temperature to be between 35 DEG C and 39 DEG C, and homogenizing the sewage temperature by virtue of a stirrer in the intermediate temperature pond; 4) introducing the incineration waste leachate after being processed in the intermediate temperature pond to have anaerobic decomposition, decomposing and converting various complex organic matters into marsh gas, so that the incineration waste leachate is primarily purified; 5) carrying out the denitrification/nitrification treatment; and 6) filtering. By adopting the leachate treatment method, the water yield of a leachate treatment system in the waste incineration power station, the residual concentrated liquid can be ensured to be completely consumed in the waste incineration power station, and the emission of the concentrated liquid can be prevented from severely polluting the environment.

The invention discloses a method for planting strawberries. An appropriate field is selected for planting the strawberries, fertilizers are spread on the field, strawberry seedlings are planted on the field, fertilizers are applied to the strawberry seedlings in a timing mode within certain time and guarantee lighting, film covering is performed on strawberry strong seedlings in November, so that the strawberries are obtained in the next year, and Chinese herbal medicine insect repellant is spread in the period of film covering to perform insect disease prevention. Through the method for planting the strawberries, Chinese herbal medicine components included in the Chinese herbal medicine insect repellant fully have a good prevention effect on a rotting disease appearing in the strawberry planting, all the components in the Chinese herbal medicine insect repellent are mutually synergized and supplemented and have the effects of microorganism resistance, virus resistance, parasite resistance, fungus resistance and immunity enhancement, and therefore taste and edible performance of the strawberries are guaranteed.

The invention discloses a message queue allocation method, apparatus and device, and a computer readable storage medium. The method relates to the field of financial science and technology, and comprises the following steps: after detecting that a new grayscale instance is generated in a consumer instance, sending a heartbeat packet to a message-oriented middleware server, so that the message-oriented middleware server updates a relationship set corresponding to the consumer instance according to the heartbeat packet; after an execution instruction for executing a preset load balancing algorithm is detected, determining a message theme corresponding to the execution instruction, and obtaining the number of consumer instances corresponding to the message theme in the relationship set; and executing the load balancing algorithm according to the number of the consumer instances so as to allocate a message queue in the message theme to the consumer instances. According to the method and the device, the message queue product has a gray release capability, the messages in the message theme message queue can be normally consumed, and the success rate of consuming the messages in the message queue is improved.

The invention discloses a power distribution network planning method, system and device. The method comprises the following steps: determining a planning demand of a power distribution network in a target area, a parameter range of photovoltaic equipment, a parameter range of the power distribution network and a photovoltaic output prediction value, constructing a power distribution network planning model, and solving the power distribution network planning model by adopting a multi-target optimization algorithm to obtain a planning scheme of the power distribution network. According to the invention, the parameter range of the photovoltaic equipment and the parameter range of the power distribution network are determined according to the planning requirements, and the proper parameter range is determined from the actual requirements, so that the waste of resources is avoided; photovoltaic output is predicted to ensure that photovoltaic power generation is consumed as much as possible;and then, the power distribution network planning model is constructed, the planning scheme of the power distribution network is obtained by solving the power distribution network planning model, collaborative planning of the network frame topology and the photovoltaic equipment is achieved, mutual restriction of the network frame topology and the photovoltaic equipment is reduced to the greatestextent, the distributed photovoltaic consumption rate is maximized, and waste of power resources and energy sources is reduced.

The invention discloses a regional power grid source network load interaction intra-day plan optimization adjustment method and device. The method comprises: a regional power grid regulation and control mechanism periodically compiling a direct regulation unit and an inter-provincial tie line intra-day initial plan; the provincial power grid regulation and control mechanism compiling an intra-dayinitial power generation plan of the provincial power grid; the regional power grid regulation and control mechanism carrying out whole-grid new energy consumption trend analysis according to the intra-day initial power generation plan of the provincial power grid; when a certain provincial power grid is insufficient in daily new energy consumption capacity and the peak load regulation capacity ofthe direct dispatching unit or other provincial power grids is surplus, optimizing and adjusting the regional power grid source network load interaction intra-day plan, and issuing the adjusted conventional unit power generation plan, the new energy power generation plan, the adjustable load and energy storage calling plan and the inter-provincial power transmission and reception plan to each provincial power grid regulation and control mechanism for scheduling and execution according to the regional power grid source network load interaction intra-day plan. By organizing trans-provincial source network load interaction, the surplus peak regulation capacity of the large power grid is released, and the new energy consumption capacity of the local power grid is improved.

The invention relates to a method for eliminating irregular vibration marks of a high-carbon steel billet surface. Under the premise that original continuous casting process parameters are not changed, physical and chemical parameters of casting powder are reasonably and accurately selected, the quaternary alkalinity of crystallizer casting powder, namely R{w(CaO)+w(MgO)}/{w(SiO2)+w(Al2O3)}, is 0.64-0.70; the melting temperature Tm (DEG C) of the casting powder and the lowest liquidus temperature T1(DEG C) of casting steel types meet a relationship that Tm is equal to or larger than T1-450, and equal to or smaller than T1-420; the viscosity eta (Pa.s. 1300DEG C) of the casting powder and the casting speed v (m/min) meet the relationship of eta= 0.4/v + 0.02; and besides, the sinusoidal vibration parameters of a crystallizer are reasonably and accurately set, the vibration frequency f (times/min) and the casting speed v (m/min) of the crystallizer meet the relationship of f=-16v<2>+23v+220, and the amplitude s (mm) and the casting speed v (m/min) of the crystallizer meet the relationship of S=-0.8v<2>+2v+3.8.Through the adoption of the production method disclosed by the invention, the consumption quantity of the high-carbon steel casting powder can be stably and reasonably controlled, the lubricating effect between casting blank and the crystallizer is guaranteed, the irregular marks of the high-carbon steel billet surface are eliminated, the surface quality of the casting blank is stably controlled, and the quality of finished products is improved.

The invention relates to a controllable cooling method for a high-pressure common rail. The method is a thermal treatment method for a high-pressure common rail forge piece by utilizing forging waste heat, wherein the thermal treatment onto the high-pressure common rail forge piece is realized by virtue of controllable cooling in a quenching zone, a stable zone and a slow cooling zone; an inlet temperature of the high-pressure common rail forge piece is not lower than 800 DEG C and an outlet temperature of the high-pressure common rail forge piece is not higher than 250 DEG C. By virtue of the controllable cooling method disclosed by the invention, a thermal processing process and a physical metallurgical process for improving material performances are organically combined to avoid secondary heating of a thermal treatment process; and moreover, the process stability is high and the energy resource consumption is remarkably saved; not only is a reasonable metallographic texture guaranteed to enable the obtained high-pressure common rail to have good comprehensive mechanical performances, but also the energy consumption is remarkably lowered, the logistics cost is reduced, the producing and manufacturing period is shortened, and the production cost is greatly lowered.

The invention discloses a method and equipment for purifying a zinc sulfate solution. The method comprises the following steps of: adding zinc powder into the zinc sulfate solution for purifying; and after the zinc powder is added, adjusting the acidity of the zinc sulfate solution, namely a) detecting a BT value of the zinc sulfate solution into which the zinc powder is added; b) adding an acid solution into the zinc sulfate solution according to the BT value in the step of a); and c) repeating the step a) to the step b) until the BT value of the zinc sulfate solution is between 1.2 and 2.0.According to the method, the acidity of the zinc sulfate solution is controlled by detecting the BT value of the zinc sulfate solution to destroy an oxidation film on the outer surface of the added zinc powder, and the generation of high-quality seed crystals is ensured on the basis of reducing the addition amount of the zinc powder and improving the activity of the zinc powder, so that the aims of improving the purification quality and reducing the consumption of the zinc powder are fulfilled.

The invention belongs to the field of smart homes, and particularly relates to a control method for an intelligent housing system. The control method aims to solve the problem that an existing water softener does not realize intelligent control, so that the waste is easily caused. In order to achieve the effect, the intelligent housing system comprises a water heater and a water softener connectedwith the water heater, wherein the water softener can supply soft water to the water heater so as to enable the water heater to supply the soft water to the user for showering; and the control methodcomprises the steps of acquiring the water content of skin of a user; and controlling the operation of the water softener according to the water content of the skin of the user. For users with dry skin, the water softener automatically supplies water to the water heater, so that the users with dry skin use the soft water for showering, the user skin drying problem is effectively relieved, and theuser experience is effectively ensured; and for users who do not exist the skin drying problem, the water softener automatically stops supplying water to the water heater, so that the consumption ofthe soft water is reduced, the working load of the water softener is reduced, and the use cost is effectively saved.

The invention provides a photovoltaic power station generation power prediction method and system, and belongs to the technical field of generated power, and the method comprises the steps of collecting the current generated power influence factor data of a photovoltaic power station, inputting a trained generated power prediction model for analysis, and predicting the generated power of the photovoltaic power station, wherein the generated power prediction model is obtained by training multiple groups of data; the multiple groups of data comprise generated power influence factor historical data and labels for labeling actual generated power under the influence factor historical data; the historical data of the generated power influence factors comprises component temperature, environment temperature, illumination radiation, air pressure, relative humidity and meteorological data. According to the invention, the prediction of the irradiation intensity is added into the prediction of the photovoltaic power generation power by using a large amount of collected data, so that the accuracy of load prediction is effectively improved, the power load scheduling is guided, and the power generator set is adjusted by starting and stopping, so that the consumption of photovoltaic power generation energy is ensured, and the waste of resources such as photovoltaic abandoned light and electricity is reduced.