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781 results about "Fully developed" patented technology

Fully developed flow is when the viscous effects due to the shear stress between the fluid particles and pipe wall create a fully developed velocity profile for a fluid as it travels through the length of a straight pipe.

Compound for preparation of high-strength polyolefin permeable membrane and preparation method thereof

The invention discloses a compound for preparation of a high-strength polyolefin permeable membrane and a preparation method thereof. The compound comprises the following components in parts by weight: 35-65 of polyolefin resin, 30-60 of micron inorganic filler, 1-10 of nano inorganic filler, 0.2-0.5 of antioxidant, 0.1-1.0 of processing aid and 0.1-3.0 of coupling agent. The invention can improve the mechanical properties of the polyolefin permeable membrane through reasonable selection of the polyolefin resin and the nano inorganic filler, thereby reducing the thickness of the permeable membrane under the condition that the use requirements are satisfied. Moreover, the invention not only can fully develop the strengthening function of the nano filler, but also can obtain the permeable membrane with uniform aperture distribution and with water pressure resistance up to 100cm through the reasonable surface processing and the economical process flow. The transverse tensile strength of the permeable membrane is higher than 15MPa, the vertical tensile strength of the permeable membrane is higher than 30MPa, and the water pressure test reaches a 100cm water column, that is, the membrane can bear the 100cm water column without water permeation, breakage and the like.
Owner:KINGFA SCI & TECH CO LTD +1

Power grid multi-source information-based fault integrated analysis system and analysis method

The invention relates to a power grid multi-source information-based fault integrated analysis system and an analysis method. The fault integrated analysis system comprises four parts, namely an acquisition module, a data storage module, a fault analysis module and a fault display module. The acquisition module is respectively connected with a fault wave-recording master station, an information protection master station, a DMS / SCADA system and a WAMS master station. The data storage module and the acquisition module are connected. The fault analysis module and the data storage module are connected. The fault display module and the fault analysis module are connected. According to the technical scheme of the invention, the problems of inaccurate fault analysis and wrong judgment on protection actions due to insufficient information sources and inconsistent analysis policies during the fault information analyzing process of the information protection master station and the fault wave-recording master station can be well solved. Meanwhile, the system and the method are obvious in effect. The analysis level of power grid faults is enhanced, and the potential of an existing fault analysis system is fully developed. Multi-source fault information data can be better coordinated.
Owner:CENT CHINA BRANCH OF STATE GRID CORP OF CHINA

Microwave and steam cooking two-purpose microwave oven

The invention belongs to a microwave and steam cooking two-purpose microwave oven, which comprises a barrel-type furnace body with an opened upper part and a sealed bottom, and a cylindrical working cavity arranged in the barrel-type furnace body, a spherical oven door provided with a microwave shielding layer, a microwave generation and control box, a steam heating steamer and a microwave and steam mixed heating steamer, wherein the microwave generation and control box comprises a microwave generator, a transformer, a cooling fan, a capacitor, a control circuit and a control panel. The oven body and the microwave working cavity are respectively changed into the barrel-type furnace body with the opened upper part and the sealed bottom and the cylindrical working cavity, and the lower partof the working cavity can be used for filling steam water and can also used for placing foods for cooking by directly utilizing microwaves, therefore, the microwave and steam cooking two-purpose microwave oven has the characteristics that the structure is simple and reliable, foods can be cooked by directly microwaves or steam or microwaves and steam, thus the advantage of microwave heating is fully developed, the use range of the microwave oven is effectively enlarged, and the utilization rate and the energy-saving effect of the microwave oven are improved.
Owner:UNIV OF ELECTRONIC SCI & TECH OF CHINA

POS auxiliary aviation image matching method

InactiveCN101464149AUnleash the full potential of your applicationImprove match ratePicture interpretationAviationParallax
The invention discloses a POS-aided method for matching aerial images, which comprises the following steps: firstly, utilizing an exterior orientation element obtained by the POS to construct a homonymous nucleofilament constraint equation and predict the initial parallax of an image; then, establishing an image pyramid according to the initial parallax and an approximate one-dimensional image correlation which carries out nucleofilament constraint layer by layer on the image of the pyramid; and finally adopting the matching of least-square images to confirm homonymous image points and pick mismatched points, thereby obtaining the homonymous image points of the images to be matched. The invention which adopts the POS-aided image matching method to automatically measure image points has the advantages that not only the application potential of the POS can be fully developed; but also the matching rate and the matching efficiency of automatically rotating points can be improved; and the problems that the rotating points of the images are so difficult to be matched that the rotating points are required to be measured manually and interactively are solved, for example, the rotational angles of certain images are too large, the image texture is not obvious, and the topographic relief is bigger.
Owner:WUHAN UNIV

Method for producing low-alloy peritectic steel by medium-thickness slab caster

ActiveCN101586205AEliminate longitudinal cracks on slab surfaceEliminates lateral depressionsManufacturing convertersSlab casterFully developed
The invention provides a method for producing low-alloy peritectic steel by a medium-thickness slab caster, which comprises the following steps: firstly, converter smelting: alkalinity of molten steel is increased during the tapping, top slag is modified after the tapping so as to realize the tapping without slag, tapping final phosphorus is controlled within ingredient range, and other ingredients are lower than the upper limit value; secondly, LF furnace refining: deep deoxidation is performed, the mixing is performed by adopting argon; thirdly, casting: the casting is performed by adopting the medium-thickness slab caster, the slag is protected by adopting a high-alkalinity crystallizer with high melting speed, and the blowing argon protection of the crystallizer is realized. The method for producing the low-alloy peritectic steel lightens the fluid level fluctuation caused by peritectic reaction during the casting production, eliminates longitudinal division and transverse depression on the surface of a low-alloy peritectic steel casting blank so that the qualification rate of the casting blank reaches 100 percent, and fully develops the capacity of the medium-thickness slab caster producing the low-alloy peritectic steel massively at high pulling rate.
Owner:ANGANG STEEL CO LTD

Integrated management system of student out-of-school activities

The present invention relates to an integrated management system of student out-of-school activities. The integrated management system of the student out-of-school activities comprises a student function module, a parent function module, a merchant function module, a platform management module and a third party interface module. Hardware equipment comprises identification equipment, supervision equipment and virtual reality equipment. The identification equipment includes an identification card, a smartphone and a wearable device. The supervision equipment includes a reader and a camera of the identification equipment, a network video recorder and a registration induction device. The virtual reality equipment is configured to perform virtual reality learning and education through the virtual wearable device. The integrated management system of student out-of-school activities is capable of regulating the standardization of student trusteeship and tutorship and training institution management, therefore service management quality and service quality is improved, student learning training states may be understood by parents, the connection of student trusteeship and tutorship and training institutions with parents, students and merchants is enhanced, and children's personal safety and healthy diet is effectively supervised; and moreover, children may touch the newest science and technology through virtual reality equipment and may learn knowledge through lively activities, therefore children may be fully developed.
Owner:杨宇琛

Composite phase-transition heat exchanging device for warming clean gas fume and recovering exhaust heat after wet desulphurization

The invention relates to a composite phase-transition heat exchanging device for warming clean gas fume and recovering exhaust heat after wet desulphurization in the technical field of heat transmission. The device comprises a level-I phase-transition heat exchanger, a constant temperature humidifier, a level-III phase-transition heat exchanger and an electrical cabinet, wherein the level-I phase-transition heat exchanger is connected with the level-III phase-transition heat exchanger and the constant temperature humidifier in turn through pipelines; the level-I phase-transition heat exchanger is connected with the electrical cabinet through connecting wires; and the constant temperature humidifier is in return connection with the level-I phase-transition heat exchanger through pipelines. Aiming at the defects of the prior art, multiple technical advantages hidden in phase-transition heat exchanging are fully developed, the clean gas fume temperature is improved after the wet desulphurization by using low temperature exhaust heat carried by the gas fume in a boiler system according to different thermotechnical states presented by the original gas fume and relevant physicochemical characteristics as well as relevant physical characteristics and energy required by warming of the clean gas fume in a boiler equipment system, national gas fume emission standards are met and the thermal efficiencies of boilers are improved.
Owner:山西中源科扬节能服务有限公司

Hybrid energy storage system control method for optimization running of power distribution network

ActiveCN107947231ARealize transgressive governanceTake full advantage of technical featuresBatteries circuit arrangementsSingle network parallel feeding arrangementsFully developedCharge discharge
The invention discloses a hybrid energy storage system control method for optimization running of a power distribution network. The hybrid energy storage system control method comprises the steps of building a flexible grid-connected model of a photovoltaic hybrid energy storage system; building a model, participating in optimization running of the power distribution network, of the photovoltaic hybrid energy storage system according to source-network economic running of the power distribution network and a node voltage optimization target, and acquiring a hybrid energy storage optimal targetpower; and proposing a hybrid energy storage control strategy according to a charge state and a charge-discharge state, and reasonably allocating charge-discharge powers of a storage battery and a supercapacitor. By the hybrid energy storage system control method, economic running of the power distribution network and out-of-limit treatment of a node voltage can be effectively achieved, moreover,the technical characteristics of different energy storage mediums can be fully developed, and the running lifetime of the hybrid energy storage system is prolonged.
Owner:STATE GRID JIANGSU ELECTRIC POWER CO ELECTRIC POWER RES INST +3

Performance optimization method for multi-input/output stream concurrent writing based on continuous data

The invention relates to a performance optimization method for multi-input / output stream concurrent writing based on continuous data, and belongs to the field of computer storage technology. According to the performance optimization method for multi-input / output stream concurrent writing based on continuous data, a thread pool accumulates and stores the data into a cache pool through receiving data stream, flashing the cache into a lower device through downwards flashing the thread pool, and when receiving the data stream accumulating and the downwards flashing of the cache, tabbing according to application priority and firstly processing the application data with the highest priority. According to the performance optimization method for multi-input / output stream concurrent writing based on continuous data, through studying the IO (Input / Output) character of upper application data and IO access ability of the lower device, and dynamically adjusting the configuration of the thread cache pool and the thread pool, the performance optimization on continuous data IO and the application priority are ensured. According to the performance optimization method for multi-input / output stream concurrent writing based on continuous data, the IO writing times of the underlying storage device can be reduced, and the IO ability of the underlying storage device can be fully developed; the bandwidth of the storage device is reasonably utilized to effectively improve the performance of the application; the high IOPS (Input / Output Operations per Second) requirement of the underlying device is reduced, and the cost of the whole device is reduced; components with lower energy consumption are adopted, so that environment-friendly storage is achieved.
Owner:TOYOU FEIJI ELECTRONICS

Method and device for regulating power consumption of equipments

The invention relates to a method and device for regulating power consumption of equipments, wherein the method comprises the following steps of: dividing multiple equipments into at least one equipment group, setting a group power consumption upper threshold for the equipment group, setting an equipment power consumption upper threshold for each equipment in the equipment group; obtaining the current total power consumption of the equipment group, when the current total power consumption of the equipment group exceeds the group power consumption upper threshold, judging whether the current power consumption of each equipment in the equipment group exceeds the self equipment power consumption upper threshold; when the current power consumption of each equipment exceeds the equipment power consumption upper threshold, reducing the power consumption of each equipment to the equipment power consumption upper threshold; and when the current power consumption of partial equipments exceeds the equipment power consumption upper threshold, setting a new power consumption upper threshold, and reducing the power consumption to below the new power consumption upper threshold or new power consumption upper threshold. By adopting the method and device provided by the invention, the power budge of the equipments can be fully utilized, and the property of the equipment can be fully developed.
Owner:HUAWEI TECH CO LTD

Multi-energy composite hot water system control method with pre-judgment calculation function

The invention provides a multi-energy composite hot water system control method with a pre-judgment calculation function. The control method comprises the steps of 1) calculating the average heat consumption quantity Q within a period of time by use of the system, 2) correcting the average heat consumption quantity Q according to the weather forecast air temperature information and configuring the supply water quantity V and the heat storage temperature T of a heat accumulation water tank according to the corrected average heat consumption quantity, 3) calculating the heating capacity Q solar energy of a solar heat source system, and 4) calculating the running time of a heat pump by use of the system, calculating the desired heating time t of the heat pump according to the surplus heat quantity Q surplus, and setting a water temperature detection time interval t1, the start time t1-t of the heat pump and the like. The multi-energy composite hot water system control method with the pre-judgment calculation function is used for effectively avoiding the heating of excessive water each day, reducing waste, improving the operating efficiency of the heat sources, fully developing the advantages of the various heat sources, and saving more energy.
Owner:广东万新达电子科技有限公司
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