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133results about How to "Reduce adjustment costs" patented technology

AGC power dynamic distribution method based on virtual generation tribe

The invention discloses an AGC power dynamic distribution method based on a virtual generation tribe. According to the AGC power dynamic distribution method based on the virtual generation tribe, an automatic generation control (AGC) power distribution framework based on the virtual generation tribe (VGT) is firstly established, and a state discrete set and a motion discrete set are determined; a total real-time power grid generation power instruction of a present control period area is acquired, a value function matrix and selection motion of each virtual generation tribe are initialized by utilizing migration learning; motion selection is carried out according to leader strategy, and a tribe power is calculated; an instant reward function value of each virtual generation tribe is acquired; consistency weight, self-learning weight and a value function matrix of each virtual generation tribe in the present state are updated; whether an algorithm satisfies a convergence condition is determined. Through the method, under the AGC power distribution framework based on the VGT, in combination with QD learning and migration learning, AGC control time requirements can be satisfied, and the method is more suitable for solving an AGC dynamic power distribution problem of a large-scale complex power grid having properties of relatively strong randomness and nondeterminacy.
Owner:SOUTH CHINA UNIV OF TECH

Monitoring apparatus for wind speed and wind direction

The invention discloses a monitoring apparatus for a wind speed and a wind direction. The apparatus comprises a support bar, a pedestal, a rotating shaft, a movable plate, a housing, a test unit and a processing unit. The support bar is arranged in the housing and a spherical wind measurement device is arranged on the support bar. The pedestal is arranged below a dust cover. The rotating shaft is installed on the housing. The movable plate is fixed at the lower end of the support bar; a fixed plate is fixed at an inner wall of the housing; and a curve type support is arranged between the fixed plate and the movable plate. A plurality of first A side deformation gears and a plurality of first B side deformation gears are continuously laid at two opposite sides on the curve type support; and curve channels that are used for enabling one or a plurality of first signal fibers to pass are formed between heads of the plurality of first A side deformation gears and the plurality of first B side deformation gears. The test unit is connected with the first signal fibers and the processing unit is connected with the test unit. According to the apparatus provided in the invention, a fiber sensing technology is employed; and the apparatus has advantages of electromagnetic interference resistance and dustproof property and the like. Therefore, the apparatus has wide application prospects.
Owner:XIAN JINHE OPTICAL TECH

Double-nut distance-adjusting device for extrusion tablet machine

InactiveCN103692597AReduce Thickness AdjustmentReduce the amount of movementEngineeringScrew thread
The invention discloses a double-nut distance-adjusting device for an extrusion tablet machine. The double-nut distance-adjusting device comprises a screw rod (10), a shell body pressing cover (11) and a shell body (12); a closed cavity is formed by the shell pressing cover (11) and the shell body (12), the shell body (12) is internally equipped with a worm gear and worm mechanism, the shell body (12) is fixedly connected with a rack, and the screw rod (10) is fixedly connected with a roller bearing. The double-nut distance-adjusting device also comprises distance-adjusting nuts (7) and distance-adjusting pads (8), a worm gear nut (1) of the worm gear and worm mechanism is in threaded connection with the screw rod (10), the distance-adjusting nuts (7) and the distance-adjusting pads (8) are connected with the worm gear nut (1) through first screws (9), the distance-adjusting nuts (7) are in threaded connection with the screw rod (10), the screw rod (10) is fixedly connected with the rack, and the worm gear nut (1) drives the distance-adjusting nuts (7) to together rotate around the screw rod (10) so as to allow the screw rod (10) to move up and down. The double-nut distance-adjusting device has high distance-adjusting precision and low adjustment costs, and can adjust the distance under load.
Owner:大连橡胶塑料机械有限公司

Multi-time-scale rolling scheduling method and system for dynamic economic scheduling

The invention discloses a multi-time-scale rolling scheduling method and system for dynamic economic scheduling, and the scheduling method comprises the following steps: constructing a new energy power generation aggregation party with complementary power generation characteristics based on a power generation composition structure of a power system; establishing a load matching coefficient, and carrying out smooth optimization on a load curve; making a day-ahead plan for the output of the power generator according to an optimized load maximum matching principle, and solving the real-time output of the new energy aggregator under the condition that the load matching coefficient is minimum; performing output adjustment on the power generation end according to the intra-day scheduling model;and performing output fine adjustment on the power generation end according to the real-time scheduling model. According to the multi-time-scale rolling scheduling method, the method comprises the steps of: performing aggregation scheduling on new energy with complementary characteristics; and considering the power supply and demand matching degree, optimizing the load, and stabilizing the outputfluctuation of the conventional energy unit. The new energy consumption rate is effectively increased, the phenomena of wind curtailment and light curtailment are reduced, and meanwhile, the scheduling burden and the regulation cost of a power grid on a conventional energy unit are reduced.
Owner:JIANGSU ELECTRIC POWER CO +1

Optical fiber sensing technology-based operating rod

The invention discloses an optical fiber sensing technology-based operating rod, which comprises an operating rod main body, a base, a rotating shaft, a spring A and a spring base, wherein the spring A is sleeved on the operating rod main body, the spring base is arranged below the spring A, the base is arranged below the spring base, the rotating shaft is arranged on the base, the rotating shaft is provided with an opening which passes through the rotating shaft vertically, the operating rod main body can extend out from the opening of the rotating shaft, an extent end of the operating rod main body is provided with a movable plate, a shell is arranged below the base, the movable plate is arranged inside the shell, a fixed plate is fixed on the inner wall of the shell, and a curved bracket is arranged between the fixed plate and the movable plate; a plurality of first A-side deformation teeth and a plurality of first B-side deformation teeth are distributed on the curved bracket, and a curved passage for a first signal optical fiber to pass through is formed between the head parts of every adjacent first A-side deformation tooth and the first B-side deformation tooth; and the first signal optical fiber is connected with a test unit, and the test unit is connected with a processing unit. The optical fiber sensing technology-based operating rod has a simple structure and reasonable design, is convenient to process and produce and has low cost.
Owner:XIAN JINHE OPTICAL TECH

Extrusion moulding apparatus for large-scale macromolecular product and process thereof

Disclosed are an extrusion molding apparatus for large-scale macromolecular product and the process thereof, wherein the moulding apparatus comprises an extrusion system, a melt collecting apparatus, a melt planet gear pump, a transmission and control apparatus for the melt planet gear pump, a temperature control apparatus for the melt planet gear pump, branch channels, a temperature control apparatus for the branch channels, branch channel connectors, a head body, branch channels inside the head, a damping device, a moulding channel, a die, a die adjusting device and a head temperature control apparatus. A strand of materials is divided into multiple strands by the molt planet gear pump, flows into the branch channels of the head body with uniform pressure, and then outflows the die under auxiliary adjustment of the damping device and die adjusting device. The invention overcomes the problem of difficulty in realizing high precision that large-scale heads are confronted with. The negative impact due to ambient temperature changes and difference in channel roughness, heat treatment of the head body materials and melt flow can be minimized by independently controlling the temperature of each segment through the temperature control apparatus for the branch channels.
Owner:QINGDAO UNIV OF SCI & TECH

Data transmission method and device between micro-services and electronic equipment

The embodiment of the invention provides a data transmission method and device between micro-services and electronic equipment, and belongs to the technical field of communication, and the micro-services comprise a first micro-service and a second micro-service. The method comprises the following steps: aggregating service data of a plurality of first micro-services; writing the service data of each first micro-service into a partition corresponding to the first micro-service in a message queue; According to the target micro-service corresponding to the second micro-service, obtaining servicedata required by the second micro-service from the partition corresponding to the target micro-service in the message queue. The embodiment of the invention provides a technical scheme. Storing the data of the first micro-service in a partition corresponding to the first micro-service in a message queue, therefore, the second micro-service can obtain the data of the first micro-service without accessing the first micro-service, the data transmission and processing efficiency is optimized through the message queue, the second micro-service does not need to be adjusted even if the interface of the first micro-service is changed, and the adjustment cost of the micro-service is reduced.
Owner:BEIJING MININGLAMP SOFTWARE SYST CO LTD

Iron-cobalt bimetal-organic framework material based on 2, 5-dihydroxy terephthalic acid ligand as well as preparation method and application of iron-cobalt bimetal-organic framework material

The invention relates to an iron-cobalt bimetal-organic framework material based on a 2, 5-dihydroxy terephthalic acid ligand as well as a preparation method and application of the iron-cobalt bimetal-organic framework material. The preparation method comprises following steps: dissolving cobalt nitrate hexahydrate, ferrous chloride tetrahydrate and 2, 5-dihydroxy terephthalic acid in an organic solvent to obtain a precursor solution; carrying out solvothermal reaction on the precursor solution at the temperature of 110-170 DEG C; and after the reaction is finished, carrying out post-treatmentto obtain the iron-cobalt bimetal-organic framework material. Highly dispersed cobalt and iron active center ions in the iron-cobalt bimetal-organic framework material can enhance effective contact of cobalt ions and iron with a peroxymonosulfate to generate sulfate free radicals with strong oxidizing property, so that refractory organic pollutants in wastewater are removed. The iron-cobalt bimetal-organic framework material based on the 2, 5-dihydroxy terephthalic acid ligand is suitable for treating various organic wastewater, is high in efficiency, good in durability, convenient to operateand environmentally friendly, and possesses a wide prospect in treating toxic, harmful and non-biodegradable organic wastewater.
Owner:HANGZHOU DIANZI UNIV

Shell structure of turbine shell

The invention belongs to the technical field of engine turbochargers, and relates to a shell structure of a turbine shell. The shell structure comprises the turbine shell; an outlet of the turbine shell is in sealed connection with a transition joint, and a transition joint cavity is formed between the transition joint and the turbine shell; a first turbine shell flue-gas bypass channel is formedin the upper part in the turbine shell, the gas inlet end of the first turbine shell flue-gas bypass channel communicates with a first turbine shell gas-inlet flowing channel formed in the bottom of the turbine shell, and the gas outlet end of the first turbine shell flue-gas bypass channel communicates with the transition joint cavity; and the turbine shell is internally provided with a flue-gasbypass valve for controlling opening and closing of the first turbine shell flue-gas bypass channel, and the bottom of the turbine shell is further provided with a second turbine shell gas-inlet flowing channel. According to the shell structure of the turbine shell, by adjusting the structures of the transition joint and the turbine shell, selecting and switching of the two structures are achieved, so that the overall combustion efficiency of an engine is improved, fuel economy is improved accordingly, and meanwhile, the risks of an excessive high supercharging pressure and an excessive high rotating speed of a supercharger are reduced.
Owner:WUXI CUMMINS TURBO TECH

Hydraulic plunger pump swash plate inclination angle stepless adjusting mechanism and adjusting method thereof

The invention discloses a hydraulic plunger pump swash plate inclination angle stepless adjusting mechanism and an adjusting method thereof. The hydraulic plunger pump swash plate inclination angle stepless adjusting mechanism comprises a plunger pump shell; a swash plate is arranged at one end of the plunger pump shell; an adjusting screw hole corresponding to the swash plate in position is further arranged in the plunger pump shell; a stepless adjusting follow-up piston sleeve is arranged in the adjusting screw hole; the inner side of the stepless adjusting follow-up piston sleeve is sleevedwith a fixed follow-up piston matched with the swash plate; and a locking nut is arranged on the outer side of the stepless adjusting follow-up piston sleeve. According to the invention, the follow-up piston is designed to be of a fixed length, the follow-up piston sleeve is designed to be of an adjustable structure capable of going in and out of the adjusting screw hole of the shell; when the inclination angle of the swash plate is adjusted, the stepless adjustment of the angle of the swash plate can be completed without disassembling the follow-up piston and the follow-up piston sleeve, andthe expected angle of the swash plate is achieved; and therefore, length grading of the follow-up piston is avoided, the adjustment of the inclination angle of the swash plate is greatly facilitated,and the hydraulic plunger pump swash plate inclination angle stepless adjusting mechanism has the characteristics of being convenient to adjust, low in adjusting cost and free of pollutant entering in the adjusting process.
Owner:AVIC LIYUAN HYDRAULIC

Method for sensing workpieces, and sensing device

The invention relates to a sensing device for carrying out a method for sensing workpieces, and also to the method itself, in which, by means of conveying means (6), a first workpiece (8, 8') is fed to a sensing device, by way of which a top side (10) of the workpiece (8, 8') is at least partially sensed. Here, in a first method step for the further sensing of the first workpiece (8, 8'), after atleast partial sensing of its top side (10), the first workpiece (8, 8') is fed by means of the conveying means (6) to a first turning member (16) with which the first workpiece fed thereto in order to be turned is then turned such that the first workpiece (8, 8') is fed again in the turned state by means of the conveying means (6) for the at least partial sensing of its underside (10'), and so, after at least partial sensing of its underside (10'), it is conveyed by means of the conveying means (6) in a conveying direction (30, 32) away from the sensing device (12), wherein, during the firstmethod step, in a second method step for sensing a second workpiece (22), the second workpiece (22) following the first workpiece (8) is fed to the sensing device (12) and, after at least partial sensing of its top side (24), is fed by means of the conveying means (6) to a second turning member (20) with which the second workpiece (22) fed thereto in order to be turned is turned such that the latter is fed again, in the turned state, to the sensing device (12) by means of the conveying device (6) for the at least partial sensing of its underside (24').
Owner:威斯康姆股份公司

Dust suppression belt conveyer

The invention provides a dust suppression belt conveyer. The dust suppression belt conveyer comprises a dust cover, a closer and an opener, wherein the dust cover is arranged on the upper part of a belt; the closer and the opener are arranged at a material falling end of the belt. In the material conveying process, the problem of dust diffusion is solved by using the dust cover; the closer and the opener are arranged at the material falling end of the belt, so that the dust problem at the material falling end is solved. A fixed connection mode that the conventional side plate sealing rubber plate is substituted by a sealing rubber plate in a saw-tooth structure is adopted by the dust cover, so that the sealing rubber plate has a simple and convenient adjustment process, and the sealing effect of the dust cover is guaranteed. The belt of the belt conveyer penetrates the closer and the opener; when the belt passes through the closer, the two sides of the belt are turned up to form dust suppression plates so as to suppress blowing of dust at the material falling end. When the dust suppression belt conveyer works, the stop frequency of the belt conveyer can be effectively reduced through the effects of the dust cover, the closer and the opener, the adjustment cost of the sealing rubber plate of the dust cover is reduced, meanwhile, a good dust removal effect is achieved, the clean production is realized and the income of mine production enterprises is increased.
Owner:BIOMINTEC ENVIRONMENT (SHANGHAI) CO LTD
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