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189results about How to "Operational impact" patented technology

Hybrid storage system and method for mass intelligent power utilization data

The invention discloses a hybrid storage system and method for mass intelligent power utilization data. The hybrid storage system comprises a front communication server cluster, wherein the front communication server cluster receives an original data frame uploaded by a terminal and stores an original data film obtained after data analysis is carried out into a local disk; the front communication server cluster unloads the original data frame and the original data file to a MongoDB private cloud storage platform; a collection data unloading calculation platform reads the data of the MongoDB private cloud storage platform to process the data, and then the processed data is stored in a production library and an analysis library of the collection data unloading calculation platform; the production library stores service data, and the analysis library analyzes and processes the service data of the production library; and an analysis result is written back to the production library for query. The invention can cope with challenges brought for the storage capability of a front master station for collecting mass data, the collected data is stored in a local cache, the requirements of quick storage and uniform management of the mass data are met, and the storage pressure of a production database is lowered.
Owner:SHANDONG UNIV +2

Terminal equipment application program management method, computer device and computer readable storage medium

The invention discloses a terminal equipment application program management method, a computer device and a computer readable storage medium. The method comprises the steps: acquiring a current remaining memory value and application programs currently running in a background; judging whether the current remaining memory value is lower than a preset memory threshold, and selecting at least one application program currently running in the background as a target application program and closing the target application program if the current remaining memory value is lower than the preset memory threshold, wherein the target application program is determined by determining a background running time threshold according to the current remaining memory value and selecting the application program currently running in the background and with the background running time longer than the background running time threshold as target application program, and the background running time threshold is indirect proportion to the current remaining memory value. The computer device can implement the application program management method. The application programs residing in the background of an operating system for a long time can be reduced, and the influence on user experience is avoided.
Owner:ALLWINNER TECH CO LTD

Expansion method for existing subwayunderground excavationoverlapping island transfer station

The invention discloses an expansion method for an existing subway underground excavation overlapping island transfer station. Expansion can be conducted by constructing an external-hanging open excavation platform structure on one side of an existing transfer station, and the newly-established external-hanging open excavation platform structure and the existing transfer station are connected through an underground excavation connecting channel constructing from one side of the open excavation structure. According to the expansion method for the existing subway underground excavation overlapping island transfer station, by newly-establishing the open excavation platform structure, the width of the station platform doubled; transfer passengers in the existing overlapping island station halved, and thus the transfer ability of the existing station is improved in a multi-fold mode. According to the expansion method for the existing subway underground excavation overlapping island transferstation, the newly-established connecting channel is constructed by using an underground excavation method, the engineering occupation land is reduced, and influence on road traffic is avoided. According to the expansion method for the existing subway underground excavation overlapping island transfer station, construction such as construction of the newly-established channel and existing stationport, diversion of existing cables and transformation of station gates and signal systems are all conducted in skylight time to avoid the influence on operation of stations.
Owner:CHINA RAILWAY DESIGN GRP CO LTD

User identification system based on keystroke rhythm and identification method thereof

The invention belongs to the field of user identification technology, and particularly relates to a user identification system based on keystroke rhythms and an identification method thereof. The method comprises the following steps: acquiring and analyzing all keystroke rhythms after a user logs into a system to obtain the confidence degree of the current login user, and judging whether the identity of the current login user is legal according to the confidence degree of the user; and meanwhile, performing continuous identity verification for the user to judge whether the current user is a legal user, and performing permission verification for the user again when the confidence degree of the user is lower than a preset early warning threshold. According to the user identification system based on the keystroke rhythms and the identification method thereof disclosed by the invention, the identity of the user can be identified through keystroke rhythm data of the user, the user does not need to carry out other authentication behaviors during identification, the user experience can be improved through the fully transparent identification of the user, the operations of the user cannot be affected, a continuous identification scheme is adopted to perform uninterrupted identification and authentication for the identity of the user, and thus the ability of the system to resist illegal intrusions can be enhanced, and the security of the system can be effectively improved.
Owner:NORTH CHINA ELECTRIC POWER UNIV (BAODING)

Rapid assembling and disassembling universal clamp for right angle surface planning processing

The invention belongs to the technical field of woodworking planing tool processing, and particularly relates to a rapid assembling and disassembling universal clamp for right angle surface planning processing. The universal clamp comprises a bottom plate and a base plate arranged on a working platform, wherein the bottom plate is provided with a driving device, and the base plate is provided with a positioning device; the universal clamp also comprises a clamping device arranged between the driving device and the positioning device, the driving device comprises air cylinders, the air cylinders are fixed on the bottom plate, the driven ends of the air cylinders are fixedly connected with wedge blocks, and the wedge blocks are connected with guiding grooves fixedly formed in the bottom plate in a sliding manner; the clamping device comprises a pressing plate, the middle of the pressing plate is connected with the working platform in an elastic manner, and the driving end of the pressing plate is connected with the bottom plate in the elastic manner; the positioning device comprises a variable positioning plate fixedly connected with the base plate. According to the technical scheme, the planing processing rapid assembling and disassembling universal clamp for the right angle surface planning processing, provided by the invention, has the characteristics that the suitability is strong, the operation is easy, and the production efficiency is high.
Owner:重庆派斯克刀具制造股份有限公司

Environment-friendly full-automatic harvester

The invention discloses an environment-friendly full-automatic harvester. The environment-friendly full-automatic harvester includes a harvester body, the rear end of the harvester body is provided with a ploughing device, a baffle is arranged at the position, located at the upper end of a harvest head, of the front end of the harvester body, the upper end of a manipulation chamber is provided with a solar battery panel, and a small pulse dust remover is arranged at one side of a granary. According to the environment-friendly full-automatic harvester, through the ploughing device, it is convenient to plough the land after harvest, integration of the harvest and ploughing is achieved, and workers' time and labor are saved; through the solar battery panel, a power source can be stored and provided for the manipulation chamber, it is convenient for operators to use the environment-friendly full-automatic harvester at any time, the harvester body is prevented from breaking down, and the situation is prevented that due to the lack of power supply, the workers' operation is influenced; through the small pulse dust remover, it is convenient to treat tail gas generated by the harvester body, and the tail gas generated by the harvester body is prevented from influencing the atmosphere of working environment and damaging the workers' health.
Owner:盐城市大丰匀力机械制造厂

Low-temperature methanol washing technology capable of efficiently recycling pressure energy and cold energy

The invention belongs to the technical field of energy and chemical industry, and discloses a low-temperature methanol washing technology capable of efficiently recycling pressure energy and cold energy. In the technology, methanol-rich liquid extracted from the side line and the bottom of a medium-pressure flash tower enters a CO2 regeneration tower after being throttled and depressurized; the technology is adjusted to be that the methanol-rich liquid firstly enters a newly added hydraulic turbine to do work through expansion so as to reduce temperature and pressure, further enters a newly added low-temperature cycle fluid heat exchanger to recycle low temperature cold energy, and then enters the CO2 regeneration tower; and heat exchange between the poorest methanol of a thermal regeneration tower and the methanol-rich liquid at the bottom of the CO2 regeneration tower is adjusted to be that the poorest methanol firstly enters a newly added pre-cooler to cool, the methanol-rich liquid at the bottom of the CO2 regeneration tower has been subjected to heat exchange of a methanol cycle cooler firstly enters the newly added low temperature cycle fluid heat exchanger to recycle low temperature cold energy, and then the poorest methanol exchanges heat with the methanol-rich liquid via a methanol-rich and methanol-poor heat exchanger. The technology provided by the invention can significantly recycle work and cold energy, and has significant economic benefits.
Owner:SOUTH CHINA UNIV OF TECH

Negative-pressure and inert gas displacement method for large-scale spherical tank

A negative-pressure and inert gas displacement method for a large-scale spherical tank is disclosed. According to the method, the capacity of the spherical tank bearing outer pressure is obtained based on the material of the spherical tank, the tank capacity and the tank wall thickness, and then the gas displacement and the negative-pressure limit of an arranged vacuum pump group are calculated out based on the capacity of the spherical tank, and the method comprises the following steps: firstly using a vacuum pump to vacuumize the spherical tank, injecting nitrogen into the spherical tank to have the pressure of 0.01 MPa after the spherical tank is vacuumized to have the pressure of 1000 Pa, then performing secondary vacuumizing to have the pressure of 6000 Pa and then injecting nitrogen into the spherical tank to have the pressure of 0.02 MPa (only on spherical tank in one tank group has the pressure of 0.4 MPa after being filled with nitrogen), so as to enable the oxygen content in the tank to be less than 1% which far reaches the prescribed displacement requirement. By using the displacement method, the displacement cost is relatively low, no adverse influence is caused on subsequent material operation after displacement is finished, the displacement time is substantially shortened, benefit is generated from the spherical tank in advance, a large amount of time is saved for subsequent displacement for annual inspection, the utilization rate of the spherical tank is improved, and the spherical tank benefit is maximized.
Owner:万达集团股份有限公司 +1

Intelligent medical protection lead curtain system

The invention belongs to the technical field of medical protection, and particularly relates to an intelligent medical protection lead curtain system. The medical protection lead curtain system is characterized by comprising tubular motors, touch sensors, a control system, a lead curtain support, a running guide rail and a combined lead curtain; the medical protection lead curtain system comprises a plurality of lead curtains, the lead curtains are connected onto the tubular motors through sleeves, the touch sensors are mounted at the lower ends of the lead curtains respectively, and the position of each lead curtain can be controlled by the control system through feedback signals of the touch sensors; the intelligent medical protection lead curtain system provided by the invention aims to solve the problems, in a conventional medical protection lead curtain system, that the mounting and the adjusting are difficult, the occupied space is large, and shielding protection for special shapes cannot be achieved, according to the intelligent medical protection lead curtain system, the lifting of the lead curtains can be controlled through the motor automatically, the positions of the lead curtains are sensed through the touch sensors, and shielding protection for complex and special shapes can be achieved through the combined way of the lead curtain.
Owner:HANGZHOU YUMENG MEDICAL TECH CO LTD

Smokeless electric barbecue furnace with double glass flap covers

The invention relates to an electric barbecue furnace with double glass flap covers, aiming at providing a device which has convenient use and is more portable and provided with the glass flap covers for an open type electric barbecue furnace with larger barbecue area and belonging to the field of cookers. The electric barbecue furnace with the double glass flap covers comprises a furnace box body, the glass flap covers, a handle cornerite, a handle, a furnace frame, flap cover axle plates, flap cover axle holes, flap cover axles, flap cover axle cornerites, a furnace surface, flap cover axle plate grooves, a barbecue chamber, a barbecue net, a barbecue tray flap cover cornerite end head, and the like. The electric barbecue furnace with the double glass flap covers is characterized in that the upper part of the furnace surface of the furnace box body is provided with the furnace frame; both side edges of the furnace frame are provided with the flap cover axle plate grooves; the flap cover axle plate grooves are internally provided with the flap cover axle plates; the flap cover axle plates are provided with the flap cover axle holes; the two glass flap covers are arranged on the furnace frame; corners positioned at the inner end of the glass flap covers are provided with the flap cover axle cornerites; the flap cover axle cornerites are provided with the flap cover axles; and the glass flap covers are arranged in the flap cover axle holes positioned on the flap cover axle plates through the flap cover axles positioned on the flap cover axle cornerites.
Owner:李昆生

Construction method for long-span continuous beam neighboring existing lines

The invention discloses a construction method for long-span continuous beam neighboring existing lines. The long-span continuous beam in construction refers to reinforced concrete box girder located on one side of existing railway lines; the long-span continuous beam in construction is jointed by two side span beam sections, one medium span beam section and two pier top beam sections and the medium beam section is connected with the side span beam sections by two pier top beam sections; the construction of the long-span continuous beam comprises the steps of 1, pier top beam section construction in the process of pier top bracket installation, pier top bracket prepressing, pier top formwork and pier top beam section concrete pouring construction; 2, side span and median span in closure construction: after construction of two pier top beam sections is completed, cradle is applied to make closure construction of the median span beam section and the two side span beam sections. The construction method for long-span continuous beam neighboring existing lines has simple steps, reasonable design, convenient construction, and good effects of application, which can conveniently and quickly complete long-span continuous beam construction in safe and reliable process of construction.
Owner:CHINA RAILWAY 20 BUREAU GRP
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