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195results about How to "Improve rational use" patented technology

Shale gas resource/reserve measurement method

InactiveCN102707333AImprove rational useClarify geological conceptsGeological measurementsEconomic benefitsShale gas
The invention relates to a shale gas resource / reserve measurement method. The method comprises the following steps: (1) determining a shale gas resource / reserve calculation unit; (2) identifying a shale stratum according to the shale gas resource / reserve calculation unit determined in the step (1); (3) determining shale gas resource / reserve parameters of the shale stratum; and (4) calculating the shale gas resource / reserve of the shale stratum according to the shale gas resource / reserve parameters of the shale stratum, which are determined in the step (3). The shale gas resource / reserve measurement method provided by the invention has strong feasibility and reliability, and can calculate the shale gas resource / reserve of different exploration areas in all exploration periods, thereby finding out the resource potential and economic benefits of the exploration areas.
Owner:RES INST OF SHAANXI YANCHANG PETROLEUM GRP

Method of network fault recovery crossing over connections in multiple domains

ActiveCN1798051AOptimized useRational use of large resourcesData switching networksRouting control planeProtection mechanism
Its system consists of: a transmission platform including a network composed of multi net elements that are used to assign and build links, and to build connection between subnets; and a control platform including multi control nodes. Each net element in the transmission platform corresponds to a control node. The invention can automatically build the static or dynamic protective connection used to recover the inter-domain failure by building cross-domain normal connection, determining intra-domain protection mechanism, and determining inter-domain protection mechanism.
Owner:ZTE CORP

Method for hydrogenation of medium-low temperature coal tar to produce large-specific weight aviation kerosene

ActiveCN103789034AImprove featuresExcellent carbon deposition performanceTreatment with hydrotreatment processesKeroseneFractionation
The invention discloses a method for hydrogenation of medium-low temperature coal tar to produce large-specific weight aviation kerosene. The method includes: fractionating the medium-low temperature coal tar to obtain light fraction and heavy fraction, mixing the light fraction with hydrogen and leading the mixture into a hydrotreating reaction area to contact a hydrogenation protective catalyst and a hydrofining catalyst in order to undergo hydrogenation reaction; separating the hydrofining effluent, making the obtained liquid phase product enter a fractionating tower; bringing the 140-290DEG C kerosene fraction obtained by fractionation into a hydro-upgrading reaction area where a hydro-upgrading catalyst containing amorphous aluminium silicon and modified Y zeolite is adopted, and performing hydro-upgrading reaction in the presence of hydrogen; subjecting the hydro-upgrading effluent into a hydrofinishing reaction area to undergo hydrofinishing reaction, and separating the hydrofinishing product to obtain the large-specific weight aviation kerosene. The method provided by the invention adopts the medium-low temperature coal tar as the raw material to maximumly produce the large-specific weight aviation kerosene with the advantages of high density, volume, high volume calorific value, low aromatic hydrocarbon content, and good low temperature performance.
Owner:CHINA PETROLEUM & CHEM CORP +1

Power supply component and storage system

The invention relates to the technical field of computer data storage, and provides a power supply component and a storage system. When a computer is powered down, a power supply control module sends a connection signal to an electronic switch according to a power-down trigger signal sent by a second transformer, and a first energy storage device powers a first transformer; a voltage conversion module acquires a direct current from a mainboard power interface, and powers a plurality of data power-down protection devices of the computer after a plurality of times of voltage conversion; controllers of the data power-down protection devices concurrently backup data in a volatile memory to a nonvolatile memory after receiving the power-down trigger signal generated by the second transformer from the power supply control module. By the storage system, multiple data power-down protection devices can be powered through one power supply component, so that convenience in extension for users is improved, and extension cost of the users is effectively reduced.
Owner:STACKINSIDER TECH

Predecomposition kiln tail system outside of cement kiln, which can treat raw materials with combustibles

The invention discloses a predecomposition kiln tail system outside of a cement kiln, which can treat raw materials with combustibles. The kiln tail system comprises a multistage whirlwind preheater and a raw material precalcination furnace, wherein the upper part of the raw material precalcination furnace is provided with a belting air flow outlet, the bottom part thereof is provided with an air flow inlet and the lower part thereof is provided with a material inlet; the air flow inlet is connected with an air outlet of an N-stage whirlwind preheater of the multistage whirlwind preheater; the belting air flow outlet is connected with an N-1-stage whirlwind preheater; a material inlet is connected with an N-2-stage whirlwind preheater or directly connected with a feeding device. The predecomposition kiln tail system can effectively utilize the cement raw materials with combustibles to calcine cement clinker, fully consider heating characteristics of the burning of the combustibles, organically combine the functional area divisions of all parts of the preheater of the predecomposition technique, realize the new breakthrough of a novel dry way predecomposition kiln tail system for treating the raw materials with combustibles and calcining cement clinker, improve the running rate of the system and expand the utilization of unconventional low-quality raw material resources.
Owner:TIANJIN CEMENT IND DESIGN & RES INST

Movable rainfall simulating and flow collecting device

The invention relates to a movable rainfall simulating and flow collecting device which comprises a bearing trolley, multiple slope position supports, multiple runoff plots, flow collecting barrels and flow guide pipes. Universal wheels are arranged at the bottom of the bearing trolley. The bearing trolley comprises a front wall, two side plates, a rear plate and a bottom compartment used for collecting rainwater. The bottom compartment is of a two-layer structure and comprises an upper plate and a lower plate. The upper plate of the bottom compartment is a porous plate. A rainwater outlet is formed in the lower plate of the bottom compartment and connected with a rainwater recovery pipe. The slope position supports are located on the upper plate of the bottom compartment. The rear ends of the runoff plots are located on the slope position supports. The front ends of the runoff plots abut against the front wall. Flow guide holes are formed in the front ends of the runoff plots and connected with one ends of the flow guide pipes. The other ends of the flow guide pipes extend out from the upper side of the front wall, and the flow collecting barrels are arranged below the other ends, extending out of the upper side of the front wall, of the flow guide pipes. The movable rainfall simulating and flow collecting device has the advantages of being light in weight, convenient to carry, resistant to corrosion and not prone to rusting, and moving fast.
Owner:INST OF WATER RESOURCES FOR PASTERAL AREA MINIST OF WATER RESOURCES P R C +1

Energy Internet System

The present disclosure relates to an energy Internet system. A subsystem of the system includes: a regional energy station for producing a plurality of energy media using one or more of solar energy,wind energy, coal, biomass fuel, organic waste, and natural gas; A transmission and distribution network for transmitting, converting and storing energy media from regional energy stations, power grids, natural gas pipelines and water mains networks; A plurality of micro-energy grids are used for storing, transforming and transferring the energy medium transmitted from the transmission and distribution grids, the corresponding distributed energy stations and other micro-energy grids to the user terminal load or other micro-energy grids; A plurality of client monitoring subsystems correspondingto the plurality of micro energy networks; A plurality of distributed energy stations corresponding to the plurality of micro-energy grids; Multi-agent system. In this way, the energy generated by the regional energy stations is transported to a plurality of micro-energy grids through a transmission and distribution network, and the energy and information between the plurality of micro-energy grids are interconnected, and each micro-energy grid can be connected with the transmission and distribution network or operated off-grid.
Owner:北京亿利智慧能源科技有限公司 +1

High-temperature fuel cell system having anode loading functional coating with methane as main fuel

The invention relates to solid oxide fuel cell technical field, in particular to a high temperature cell system which is loaded with a functional coating at the anode and takes firedamp as main fuel. A catalyzing coating is arranged on the surface of the anode of the cell; when firedamp is taken as the main fuel, carbon monoxide and inflammable air will be generated according to the partial oxidation of the firedamp and the reforming reaction inside the cell, and anti-carbon property of the anode will improved; the catalyzer of the catalyzing coating is NiO-Al2O3, or RuO2-Al2O3, or RuO2-CeO2, or NiO-Al2O3 with the additive of La2O3 and / or Li2O. The cell system partially oxidates the firedamp and combines good catalyzer in the reforming reaction with solid oxide fuel cell, thus improving the property of the firedamp fuel cell. The invention remarkably improves the power density and operational stability of the fuel cell and anti-carbon resistance of the anode; therefore the cell system is applicable to portable fuel cell devices. Meanwhile, the exhaust gas can be recycled, thus minimizing influence to the environment.
Owner:福赛尔科技集团有限公司

Water and fertilizer all-in-one machine control system with crop nutrient demand analysis function and control method thereof

The invention relates to a water and fertilizer all-in-one machine control system with a crop nutrient demand analysis function and a control method thereof. Compared with the prior art, the defect that a water and fertilizer all-in-one machine cannot perform decision analysis control according to actual demands of crops is overcome. The method comprises the following steps of acquiring crop perception data; analyzing crop nutrient requirements; and controlling fertilization of the water and fertilizer all-in-one machine. A traditional water and fertilizer irrigation mode is changed, water andfertilizer irrigation does not only depend on human experience judgment any more, growth information is collected through a sensor, manual operation is replaced with intelligent water and fertilizerequipment based on a crop growth nutrient balance model, intelligent water and fertilizer proportioning and intelligent irrigation are achieved, the manpower and material resource cost is saved to a great extent, and reasonable utilization of resources is promoted.
Owner:ANHUI AGRICULTURAL UNIVERSITY

Intelligent disinfection shoe cabinet with automatic storing and taking and using method thereof

The invention discloses an intelligent disinfection shoe cabinet with automatic storing and taking and a using method thereof. The intelligent disinfection shoe cabinet with the automatic storing andtaking comprises a cabinet body, a top cover, a storing and taking mechanism and a control system, wherein the cabinet body and the top cover are connected by bolts; and the storing and taking mechanism comprises a telescopic mechanism for storing and taking a shoebox, a lifting mechanism for transporting the shoebox, a rotating mechanism for selecting a shoebox placement position, and a motor. The top end of the inside of the cabinet body is provided with several layers of shoe racks of different heights, the lower portion of the shoe rack on the lowest layer is provided with a cavity for placing the rotating mechanism, the lower potion of the cavity is provided with a plurality of shoe box drawers, and the shoe box drawers are arranged at the bottom of the interior of the cabinet body. The intelligent disinfection shoe cabinet with the automatic storing and taking can solve the problem that the existing shoe cabinet cannot automatically store and take out shoes. Through the mutual cooperation of the several mechanisms, the shoes can be efficiently and accurately placed into each storage position, so that the time is greatly saved and the storage rationality of the shoes and the rational use of space are improved. Meanwhile, the shoe cabinet hygiene condition and the surrounding environment are safely and effectively protected by combining with a disinfection drying system anda detection system.
Owner:SHANGHAI DIANJI UNIV

Method for conveying locality emergency broadcast message

The present invention discloses a method for transmitting local emergency broadcast information, wherein a mobile multimedia broadcast system is used for transmission. The method comprises the following steps: dividing the emergency broadcast system of mobile multimedia broadcast to a national emergency subsystem and a local emergency broadcast subsystem, wherein each emergency broadcast subsystem is corresponding with a mobile multimedia broadcast network; independently setting a control logic channel by each mobile multimedia broadcast network, wherein the emergency broadcast information is transmitted in the control logic channel; and only transmitting the local emergency information the control logic channel of the local mobile multimedia broadcast network. The invention simply and effectively realizes the transmission and receiving of local emergency broadcast information in the CMMB system and increases the reasonable use to the wireless broadcast resource.
Owner:ACAD OF BROADCASTING SCI SARFT

Task collaborative execution method based on Stackelberg Game

The invention discloses a task collaborative execution method based on the Stackelberg Game in mobile cloud computing. The task collaborative execution method is characterized in that the task collaborative execution method is performed according to the following steps that 1. a utility function of mobile equipment and a cost function of mobile users are defined; 2. the mobile users provide payment price of task resources of the mobile users for the mobile equipment; 3. the mobile equipment provides the number of the task resources for the mobile users; 4. The mobile users provide updated payment price for the mobile equipment; and 5. the only equilibrium point between the optimal payment price of the mobile users and the task resources of the mobile equipment is searched by utilizing a triple search algorithm. The mobile equipment can be promoted to share mobile computing resources which are not used by the mobile equipment so that utilization rate of the resources can be enhanced.
Owner:HEFEI UNIV OF TECH

Process and apparatus for preparing coal gas by using bulky biomass materials

The invention discloses a kind of use fluffy biology raw material preparation coal gas craft and the equipment. The craft including the raw material pretreatment, the raw material gasification, is divided the principle to leave the dregs, the coal gas purifies, the coal gas transportation step; The equipment including the raw material pretreatment system, the coal gas has the system, the coal gas purification system, the coal gas transportation storing system. In this invention uses sets at the type fast fluidized gasification furnace and furnace accessories to have the production intensity in a big way, the gasified efficiency high, the gas tar content low, the operation stability is good and so on the characteristic. The gasification responded completes under the physical strength transfer rate, in sets at in the type separator realization gasification stove fresh material raw material fast circulation, the coal gas purification uses the method which the laundering and the organic solvent washes unifies, has tar removing rate to be high, in the coal gas the tar content change undulates slightly and so on the characteristic. The invention craft and the equipment may continuously gasify the fluffy fresh material raw material, gasifies the coal gas which produces to be possible to serve as the fuel gas generator the gas source, also may pass the pipe network to all around the side inhabitant user air feed.
Owner:NANJING TECH UNIV

Method for hydrogenation of medium-low temperature coal tar to produce refrigerator oil base oil

The invention discloses a method for hydrogenation of medium-low temperature coal tar to produce refrigerator oil base oil. The method includes: fractionating the medium-low temperature coal tar to obtain light fraction and heavy fraction, mixing the light fraction with hydrogen and leading the mixture into a hydrotreating reaction area to contact a hydrogenation protective catalyst and a hydrofining catalyst in order to undergo hydrogenation reaction; separating the hydrofining effluent, making the obtained liquid phase product enter a fractionating tower; bringing the 320-350DEG C diesel fraction obtained by fractionation into a hydro-upgrading reaction area where a hydro-upgrading catalyst containing amorphous aluminium silicon and modified Y zeolite is adopted, and performing hydro-upgrading reaction in the presence of hydrogen; subjecting the hydro-upgrading effluent into a hydrofinishing reaction area to undergo hydrofinishing reaction, and separating the hydrofinishing product to obtain the refrigerator oil base oil. The method provided by the invention adopts the medium-low temperature coal tar as the raw material to produce the refrigerator oil base oil with the characteristics of good low-temperature fluidity, corrosiveness, intersolubility with refrigerant and oxidation stability.
Owner:CHINA PETROLEUM & CHEM CORP +1

Production method for environment-friendly rubber filling oil

ActiveCN104593065ALow hydrogenation activityHigh content of hydrogenated componentsTreatment with hydrotreatment processesHydrogenAmorphous silicon
The invention discloses a method for producing environment-friendly rubber filling oil base oil through hydrogenation of catalytic slurry oil. The method comprises the following steps: fractionating the catalytic slurry oil so as to obtain a light fraction and a heavy fraction and allowing the light fraction to be mixed with hydrogen, then enter a hydrotreating reaction zone and successively contact with a hydrogenation protection catalyst, a hydrorefining catalyst and a hydroupgrading catalyst A for hydrogenation; allowing hydrogenation effluent to enter a hydroupgrading reaction zone where a hydroupgrading catalyst B containing amorphous silicon aluminum and modified Y zeolite and an after-refining catalyst are used, carrying out hydroupgrading reaction in the presence of hydrogen and saturating olefin produced in the process of hydroupgrading at the lower part of the hydroupgrading reaction zone; and separating hydroupgrading products so as to obtain environment-friendly rubber filling oil. The method provided by the invention uses the catalytic slurry oil as a raw material and can produce the environment-friendly rubber filling oil with good low-temperature fluidity, intersolubility with rubber, oxidation stability, safety and environmental protection property.
Owner:CHINA PETROLEUM & CHEM CORP +1

Biological alcohol oil combustion device

InactiveCN103471096AEnough heating timeMeet the requirements of large flowBurnersCombustion chamberAlcohol
The invention discloses a biological alcohol oil combustion device. The biological alcohol oil combustion device comprises a body, a preheater, an atomizing chamber, a vaporizing chamber and a combustion chamber; the atomizing chamber and the vaporizing chamber are arranged in the body; an oil supply pipe is arranged at the open end of the atomizing chamber; the preheater is arranged in the body and is arranged below the vaporizing chamber; the vaporizing chamber comprises a plurality of vaporizing pipes which are connected in a bending way; the open end of the vaporizing chamber is communicated with the atomizing chamber; the tail end of the vaporizing chamber is communicated with the combustion chamber; a heating pipe communicated with the vaporizing chamber is also arranged at the tail end of the vaporizing chamber; the heating pipe extends to the open end of the vaporizing chamber and is communicated with a heating nozzle arranged on the heating pipe. The biological alcohol oil combustion device does not need power support basically; when liquid passes through the atomizing chamber and is atomized, the liquid can be pushed by man power without electric power, and also can be pushed by electric power; the liquid is atomized and then is vaporized into gas by the power generated by the original body; the gas is pushed to combust in a forced way by the own power, so that the high-temperature long-distance flame combustion without combustion air and the normal work of low-pressure liquid fuel supply are realized.
Owner:佛山市源威科技开发有限公司 +1

Grassland surface cover classification method and system based on transfer learning

The invention relates to a grassland surface cover classification method, in particular to a grassland surface cover classification method and system based on transfer learning. The method comprises the steps of acquiring a grassland remote sensing image of a target area; preprocessing the grassland remote sensing image to obtain preprocessed grassland remote sensing image data; inputting the preprocessed grassland remote sensing image data into a trained grassland remote sensing image classification model, and outputting an image category; wherein the image category is one of preset land cover categories. According to the grassland remote sensing image classification method and system, work such as feature point labeling and optimal feature combination and extraction does not need to be conducted on the grassland images, the processed grassland remote sensing image training model can be directly input, and classification and recognition are conducted on the grassland remote sensing images through the trained grassland remote sensing image classification model; and the classification result is analyzed, so that the range change conditions of various earth surface coverings each year can be obtained, and technical support is provided for related departments to understand ecological conditions.
Owner:INNER MONGOLIA UNIV OF TECH

Method for producing white rubber filling oil base oil from catalytic slurry oil

ActiveCN104593067ALow hydrogenation activityHigh content of hydrogenated componentsTreatment with hydrotreatment processesHydrogenation reactionFractionation
The invention discloses a method for producing white rubber filling oil base oil through catalytic slurry oil hydrogenation. The method comprises the following steps: catalytic slurry oil is subjected to fractionation, such that a light fraction and a heavy fraction are obtained; the light fraction is mixed with hydrogen, and the mixture enters a hydrogenation treatment reaction zone; the mixture sequentially contacts a hydrogenation protection catalyst, a hydro-refining catalyst and a hydro-upgrading catalyst A, such that a hydrogenation reaction is carried out; a hydrogenation treatment effluent enters a hydro-upgrading reaction zone; a hydro-upgrading catalyst B containing amorphous silica-alumina and modified Y zeolite is adopted in the hydro-upgrading reaction zone, and a hydro-upgrading reaction is carried out under the existence of hydrogen; a hydro-upgrading effluent enters a hydro-finishing reaction zone, and is subjected to a hydro-finishing reaction; and a hydro-finishing product is separated, such that the rubber filling oil base oil is obtained. According to the invention, the catalytic slurry oil is adopted as a raw material, and can be used for producing the white rubber filling oil base oil with good low-temperature fluidity, good intersolubility with rubber, and good oxidation stability.
Owner:CHINA PETROLEUM & CHEM CORP +1

Method for producing environment-friendly rubber filling oil from medium-low temperature coal tar

ActiveCN104593066ALow hydrogenation activityLow modification activityTreatment with hydrotreatment processesHydrogenation reactionFractionation
The invention discloses a method for producing producing environment-friendly rubber filling oil from medium-low temperature coal tar. The method comprises the following steps: medium-low temperature coal tar is subjected to fractionation, such that a light fraction and a heavy fraction are obtained; the light fraction is mixed with hydrogen, and the mixture enters a hydrogenation treatment reaction zone; the mixture sequentially contacts a hydrogenation protection catalyst, a hydro-refining catalyst and a hydro-upgrading catalyst A, such that a hydrogenation reaction is carried out; a hydrogenation treatment effluent is separated such that gas and water are separated; an obtained liquid-phase product enters a hydro-upgrading reaction zone; a hydro-upgrading catalyst B containing amorphous silica-alumina and modified Y zeolite and a hydro-finishing catalyst are adopted in the hydro-upgrading reaction zone, and a hydro-upgrading reaction is carried out under the existence of hydrogen; olefin produced during the hydro-upgrading process is saturated at the lower part of the hydro-upgrading reaction zone; and the obtained hydro-upgrading product is separated, such that the environment-friendly rubber filling oil is obtained. According to the invention, the medium-low temperature coal tar is adopted as a raw material, and can be used for producing the environment-friendly rubber filling oil with good low-temperature fluidity, good intersolubility with rubber, good oxidation stability, good safety and good environment friendliness.
Owner:CHINA PETROLEUM & CHEM CORP +1

Method and terminal for realizing data control

The invention discloses a method and terminal for realizing data control. The method comprises the steps that obtaining corresponding surplus data of various plans customized by a terminal when a user needs to carry out service access; and determining a plan used for the service access according to the obtained surplus data of various plans. According to the method, the plan used for the service access is determined according to the obtained surplus data of the terminal, so a data resource is applied reasonably. Margin alarm threshold values of various plans are set, the plan used by service is switched, high charges resulting from excess data can be avoided, and the application experience of the service access is improved.
Owner:ZTE CORP

Imprisoned object classification management system

The invention discloses an imprisoned object classification management system, and the system comprises a data collection module, a criminal penalty level evaluation module, a comprehensive quality evaluation module, a cell counting module, a separate control module, and a report output module. The system enables an imprisoned object to be distributed to a cell at a corresponding protection level according to the criminal penalty level, achieves the centralized management of serious criminals, facilitates the centralized distribution of prison resources, improves the utilization efficiency of prison resources, and improves the management safety of a prison. The system carries out further division of the distribution of an imprisoned object at the same criminal penalty level according to a danger coefficient, enables the imprisoned objects with the similar comprehensive quality to be managed in a centralized manner, facilitates the avoiding of unstable factors (fight and oppression), caused by strength difference, in the cells, and improves the prison management discipline sense and stability.
Owner:HEFEI COMPASS ELECTRONICS TECH

Chinese torreya cutting propagation method

ActiveCN105612996AEfficient and rapid vegetative reproductionSpeed up asexual reproductionPlant cultivationCultivating equipmentsShootLateral root
The invention discloses a Chinese torreya cutting propagation method and belongs to the technical field of vegetative propagation of plants. The method is characterized by mainly comprising the following steps: 1, slotting machine preparation; 2, cutting slip collection; 3, cutting slip treatment and cutting; 4, cutting later-period management; 5, transplanting; 6, transplanting later-period management. By means of the technical scheme of the method, the cutting rooting rate of Chinese torreya reaches 96.67%, the number of lateral roots is large, and the root system is robust; statistics is conducted after 14 months passes since cutting seedlings are transplanted, the survival rate reaches 91.67%, the shoot growing amount is 4.53 cm, the root system is robust, the problems that rooting is not easy to achieve for Chinese torreya cutting, and the rooting cycle is long are solved, the method is simple, easy to operate and low in cost, effective and rapid vegetative propagation of Chinese torreya can be achieved, and great practical significance is achieved for accelerating popularization of excellent Chinese torreya genotypes, promoting Chinese torreya nursing, popularizing afforestation and conducting reasonable resource utilization.
Owner:ZHEJIANG FORESTRY UNIVERSITY

Method for preparing high-purity chlorogenic acid from jerusalem artichoke leaves

The invention relates to a method for preparing high-purity chlorogenic acid from jerusalem artichoke leaves. The method comprises the following steps of: heating jerusalem artichoke leaves which serve as raw materials to carry out reflux or ultrasonic extraction, carrying out solid-liquid separation, concentrating at reduced pressure to obtain a crude chlorogenic acid concentrate, removing impurities of the crude chlorogenic acid concentrate by a macroporous resin column A, directly adding an efflux into a macroporous resin column B, dynamically adsorbing impurities in the efflux until the efflux is saturated, adding an impurity washing solution into the efflux, washing the efflux to remove impurities until the efflux becomes colorless, eluting the macroporous resin column B with an eluting solution until the detection by the HPLC (high performance liquid chromatography) shows that no chlorogenic acid flows out, collecting the eluting solution, concentrating the eluting solution at reduced pressure, adding the concentrated eluting solution into a polyamide column, adsorbing impurities, separating impurities, eluting the eluting solution, refining, and spray-drying to obtain chlorogenic acid with high purity of more than 98%. The method provided by the invention is simple in process, is convenient to operate, is relatively low in overall cost and is suitable for industrial production, solvents can be recycled, and macroporous resin and polyamide can be used repeatedly.
Owner:YANTAI INST OF COASTAL ZONE RES CHINESE ACAD OF SCI

Long-term temperature forecasting method for power cable tunnel

The invention relates to a long-term temperature forecasting method for a power cable tunnel. The method includes the steps: 1) building a tunnel heat field model to obtain a temperature change trend; 2) acquiring the highest load of a current cable circuit under a normal working condition and calculating the heating value of the cable tunnel per unit length according to the highest load; 3) acquiring basic data of the cable tunnel; 4) forecasting the temperature of the cable tunnel at different time by the aid of the tunnel heat field model according to the steps 2) and 3) to generate a temperature forecasting curve. Compared with the prior art, the method has the advantages that forecasting accuracy and reasonable usability of resources are improved and the like.
Owner:STATE GRID CORP OF CHINA +2

Process for recovering liquefied petroleum gas from dry distillation tail gas of oil shale

The invention discloses an improved comprehensive utilization process for producing oil by oil shale by graded dry distillation as well as recovering and extracting liquefied petroleum gas (LPG) from dry distillation tail gas, which is the improvement on the prior process, namely a gas full-cycle oil shale graded dry distillation process and a device thereof. Oil gas produced from the oil shale through dry distillation passes through a water scrubbing tower, an electrostatic oil trap and an oil-water separation tank to produce the shale oil; and the dry distillation tail gas utilizes the process to recover the LPG, and residual cold gas enters a circulating gas heating furnace. The process has the advantages that the process recovers the LPG, reduces a calorific value of the gas for combustion when the oil shale has lower quality, possibly cannot meet the heat supply demand of the heating furnace, and can reserve an interface on the heating furnace through which the shale oil is returned to combust to supplement the heat. The process has high comprehensive utilization degree, fully recovers the LPG in the dry distillation tail gas, and increases the gain.
Owner:DALIAN UNIV OF TECH

Method for preparing high-purity chlorogenic acid from eucommia ulmoides leaf crude extract

The invention relates to a method for preparing high-purity chlorogenic acid, in particular to a method for preparing high-purity chlorogenic acid from eucommia ulmoides leaf crude extract. The method specifically includes the steps of sufficiently dissolving eucommia ulmoides leaf crude extract as the raw material in deionized water to obtain an eucommia ulmoides leaf crude extract aqueous solution, conducting separation through a membrane, collecting permeate, conducting adsorption and impurity removal on permeate through resin adsorption columns connected in series, collecting and concentrating eluent, refining a concentrated solution through activated carbon, conducting freezing and drying to obtain high-purity chlorogenic acid. The method is characterized in that a negative and position exchange column device is adopted, the adsorption, washing and impurity removal operation procedures are completed in the same device, and time and operation steps are saved; in addition, the raw material is processed through a large device in the preparation method, lots of samples can be processed at a time, the process is simple and feasible, operation is convenient, the agent is green, free of pollution and capable of being recycled, activated carbon and large-hole resin can be recycled, cost is low, and high-purity chlorogenic acid can be industrially produced and has high social benefits, economic benefits and environment benefits.
Owner:YANTAI INST OF COASTAL ZONE RES CHINESE ACAD OF SCI

Control method and control system for energy internet system

The present disclosure relates to a control method and a control system for an energy internet system. The subsystems of the energy internet system include a regional energy station, a transmission and distribution network, multiple micro-energy networks, a plurality of distributed energy stations and a plurality of client monitoring subsystems. Each subsystem comprises a plurality of devices. Themethod comprises: acquiring energy flow information, material flow information, fund flow information, operation data of each device and environmental information and market information external to the energy internet system between each subsystem and devices within each subsystem; obtaining the energy flow information, the material flow information, the fund flow information and the operation data of each device. Applying multi-agent system to determine the operation scheme; the corresponding proxy module sends a control instruction to the corresponding subsystem and the corresponding deviceaccording to the determined operation scheme. In this way, the production and utilization of energy can be controlled in real time, so that the demand and supply of energy can be matched, thereby saving energy.
Owner:北京亿利智慧能源科技有限公司 +1

Method for paddy-upland rotation cropping of tobacco and rice and in-situ restoration of mineral nutrition

The invention relates to a method for paddy-upland rotation cropping of tobacco and rice and in-situ restoration of mineral nutrition. The method comprises the following process: tobacco planting: transplanting tobacco after fertilization; tobacco management: carrying out weeding, disinsection, irrigation and fertilization; tobacco harvesting: harvesting tobacco after the tobacco is matured; tobacco field management: subjecting harvested tobacco straw to harmless treatment, and covering a field with all treated straw so as to realize in-situ restoration of mineral nutrition; rice planting: transplanting rice seedlings, carrying out management for the field after transplanting, and carrying out harvesting after the rice is matured; and paddy field management: covering the paddy field with all harvested rice straw so as to realize in-situ restoration of mineral nutrition. The method provided by the invention has the following advantages: rice straw and husks are used as fertilizers and completely used for tobacco planting, or the tobacco straw is used as a fertilizer and completely used for rice planting, so the loss of elements can be effectively prevented; reutilization of the elements and circulation and balance of an ecological system are guaranteed; the environment can be easily protected; and application of a chemical fertilizer can be reduced.
Owner:GUANGDONG BRANCH OF CHINA TOBACCO GENERAL

Rapid trionyx sinensis fattening feed and preparation method

The present invention discloses a rapid trionyx sinensis fattening feed and a preparation method, wherein the raw materials comprise, by weight, 400-500 parts of fly maggot, 200-300 parts of tubificidae, 50-70 parts of soybean meal, 40-60 parts of peanut meal, 30-40 parts of sorghum, 10-20 parts of paddy, 10-20 parts of beer lees, 2-3 parts of polygonum multiflorum thunb, 2-3 parts of cyrtomium fortunei, 2-3 parts of fructus aurantii, 1-2 parts of cortex mori, 1-2 parts of perilla, 50-70 parts of melons and fruits, 50-60 parts of apple seeds, 10-20 parts of whey powder, 8-10 parts of pineapple powder, 5-6 parts of tuber onion seed powder, 4-5 parts of rape pollen, 4-5 parts of solanum melongena seed powder, 2-3 parts of shell powder, 1-2 parts of a pyroligneous liquor, 40-50 parts of fish oil, 0.3-0.5 part of edible salt, and 2-3 parts of allium fistulosum powder. According to the present invention, the rapid trionyx sinensis fattening feed is rich in animal proteins, vegetable proteins, starch, fat, crude fibers, vitamins and minerals, has characteristics of complete nutrition, delicious taste, reliable raw material matching and balanced nutrition, and can make trionyx sinensis have characteristics of good appetite, fast growth, more weight increasing, rapid fattening, less disease, good trionyx sinensis meat quality and good taste.
Owner:CHIZHOU QINGYUAN FISHING SUPPLIES CO LTD
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