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33results about How to "Timely and effective" patented technology

Method for protecting account security based on asynchronous dynamic password technology

The invention provides a method for protecting account security based on an asynchronous dynamic password technology. The method is characterized by including the steps that a user and a service provider agree on the encryption mode of challenge codes and the calculation formula of dynamic codes; after a log-in request of the user is verified successfully, an authentication server generates the challenge code A, the challenge code B and the dynamic code C, the challenge code A is encrypted to obtain the challenge code B, and the challenge code A is calculated through the calculation formula to obtain the dynamic code C; the authentication server sends a feedback message containing the challenge code B to a mobile phone of the user; the user decrypts the challenge code B according to the encryption mode and then substitutes the decrypted challenge code B into the calculation formula to obtain the dynamic code D; the user inputs the dynamic code D and an account name in the log-in interface on the client side to log in. A system is high in reliability, the secrecy degree for transmitting the challenge codes and other information is high, leakage of code information of the user can be effectively avoided, and moreover user operation is safe and reliable.
Owner:陈珂

Enterprise online training platform system

The invention discloses an enterprise online training platform system. The system mainly comprises a server, an employee access part and a manager access part. A network control unit is arranged between the server and the employee access, and a monitoring unit is arranged between the management personnel access and the server, so that the network access flow can be controlled, access can be performed when a queuing sequence time limit exists. The training condition of the employee client can be monitored in real time, and untrained employees in a set time period can be actively reported. The system provides a monitoring port for management personnel, masters the training and learning conditions of employees in real time, actively reports the untrained employees in a set time period, effectively prevents the employees from performing relatively invalid lesson supplementation in a centralized manner in the later period, and supervises the employees to pay attention to daily training andlearning accumulation. Besides, queuing time-limited access is achieved for the network paralysis situation possibly caused by a large number of employees, network crash is avoided, and meanwhile it is guaranteed that all the employees have relatively fair training opportunities in the hot time period.
Owner:北京傲时代信息技术有限公司

Large-screen display device for train

The invention provides a large-screen display device for a train, which comprises a display screen formed by splicing a plurality of sub-display screens, a plurality of display control panels correspondingly connected with the sub-display screens, and a plurality of main control panels correspondingly connected with the display control panels, the main control boards generate control instructions and send the control instructions to the display control boards to drive the corresponding sub-display screens, the touch screen is formed by splicing a plurality of sub-touch screens, the touch panels are correspondingly connected with the sub-touch screens, and the expansion board comprises interfaces connected with the main control boards, the display control boards and the touch panels. Data communication between the touchpad and the main control board and data and instruction communication between the device and other modules of the train are achieved. By adopting the device, the problems of complicated display and inconvenience in checking in the prior art can be solved, a console environment is attractive, the data communication with each functional module of a train can be stably and reliably realized, the realization difficulty of design is controlled, and the fund and time for researching and developing targeted hardware are saved.
Owner:CSR ZHUZHOU ELECTRIC LOCOMOTIVE RES INST

An alarming method for splitting location area of GSM network

A prewarning method for the disruption of a GSM network position zone relates to the communication field. The invention solves the problems that the partition of the position zone has no a uniform and quantizable standard and cannot obtain a partition reference index in time. The method includes the steps as follows: firstly, a network performance measurement parameter is collected; secondly, an air port paging channel capacity is calculated; thirdly, a traffic prewarning threshold value is obtained; fourthly, whether the traffic prewarning threshold value is reached or not is judged; if reaching the traffic prewarning threshold value, then the fifth step is entered, if not reaching the traffic prewarning threshold value, the sixth step is entered; fifthly, a position zone disruption prewarning procedure is started up; sixthly, the observation can be continued without adjustment. The invention has the advantages of uniform standard, scientific arithmetic and easy realization. The prewarning method of the invention shields the equipment processing and the processing ability of different equipment manufacturers, adopts the prior network performance measurement parameter to perform the prewarning of the position zone capacity, and shows in the quantizable index, in addition, the utility model effectively obtains overlarge volume information of the position zone in time.
Owner:CHINA MOBILE GRP HEILONGJIANG CO LTD

Method for planting rape in dry land for field management by adopting small machine

InactiveCN102415251AReduce field management costsGrowing Strong SeedlingsHorticultureFertilizerAgricultural engineering
The invention discloses a method for planting rape in dry land for field management by adopting a small machine. The method comprises the following steps of: after harvesting previous rape in the dry land, carrying out dibble seeding on the rape according to a method of sowing 5-8 grains of seedlings in each row at the row pitch of 50-60cm and the plant space of 15-20cm; finishing final singling in one step when the rape is grown to form 3-5 true leaves; leaving 2-3 seedlings in each row and controlling the density to be 13,000-18,000 plants/mu; when the rape grows to form 6-8 true leaves, scattering 10-15kg of urea as fertilizer for seed bed along a rape row line by one person in front of a walking tractor; and carrying out field management by adopting a method of turning plow, earthing up and covering the fertilizer by using the walking tractor with a plowshare through one person at the back of the walking tractor. According to the method disclosed by the invention, the wide-row and density-planted sowing is carried out to ensure the small agricultural machine can enter the field and participate in management during seedling stage of the rape, the fertilizer for seed bed application, weeding, cultivation and earthing up and ditching one-time operation of the rape in dry land can be realized, the labor input for the field management is reduced, the work efficiency is improved and the timely and effective development of the field management during the seedling stage of the rape is ensured.
Owner:云南省农业科学院经济作物研究所

Current-limiting vacuum circuit breaker ring main unit

The invention relates to a current-limiting vacuum circuit breaker ring main unit, which comprises a cabinet body, wherein solid-sealed polar columns, vacuum arc extinguishing chambers arranged in the solid-sealed polar columns, and current-limiting permanent magnet operating mechanisms are arranged inside the cabinet body; each current-limiting permanent magnet operating mechanism comprises a transmission rod, a thrust plate, an upper coil and a switching on-off mechanism; and when in operation, each switching on-off mechanism drives the corresponding transmission rod to move, and each driving rod drives a movable conductive rod of the corresponding vacuum arc extinguishing chamber to complete switching on-off actions. Thus, the vacuum arc extinguishing chambers can disconnect short-circuit fault currents within 2 ms, and can recover grid power supply timely and effectively, identify grid fault properties by utilizing the reclosing function for recovering grid power supply, the disconnected short-circuit fault currents are high and can be reused, and vacuum circuit breakers have the functions of normal switching on and off of load current, overload current and short-circuit current as well as reclosing, thus the technical difficulties that the ring main unit needs to disconnect the short-circuit fault currents timely and effectively, and needs to recover grid power supply timely and effectively.
Owner:SHENZHEN ELECTRICAL TECH

Dam wave dissipation interlocking slope protection structure

PendingCN113389172ATimely and effectiveTimely and effective consumptionBreakwatersQuaysStructural engineeringSurface wave
The invention provides a dam wave dissipation interlocking slope protection structure, and belongs to the technical field of water conservancy projects. A wave dissipation interlocking slope protection structure surface layer is composed of wave dissipation interlocking slope protection structure components which are arranged in a transverse or vertical interlocking mode. A main wave dissipation cavity and an interlocking wave dissipation cavity of the wave dissipation interlocking slope protection structure form a slope surface wave dissipation cavity group, and a transverse water passing hole channel, a vertical water passing hole channel and an interlocking water passing hole channel which communicate with the slope surface wave dissipation cavity group jointly form a dam slope surface wave dissipation water returning system. According to the dam wave dissipation interlocking slope protection structure, the wave dissipation problem of the dam slope protection structure is solved, the slope surface wave dissipation cavity group can timely and effectively absorb waves and reduce wave climbing, the slope surface wave water returning system can rapidly discharge wave returning water and guide the wave returning water into a lower-layer water body of a bank slope wave area, the wave dissipation cavities are emptied in time, and dam slope surface particles are prevented from being scoured. The dam wave dissipation interlocking slope protection structure is good in wave dissipation effect, convenient to construct and capable of being widely applied to the field of river way dike and earth-rock dam project slope surface protection.
Owner:李二顺 +13

A method and system for clearing a superconducting circuit

The present invention proposes a method and system for clearing a superconducting circuit, including: sending a clearing instruction signal to the instruction input interface of the non-destructive readout register, and the nondestructive readout register outputs data to the first magnetic flux according to the high-frequency local clock signal The sub-separation device, the first magnetic flux quantum separation device separates the output data into a reset signal and a trigger signal, and inputs the reset signal to the superconducting register between the pipeline stages of the superconducting processor; inputs the low-frequency system clock signal to the second Two magnetic flux quantum separation devices, the second magnetic flux quantum separation device splits the low-frequency system clock signal into a first low-frequency system clock pulse and a second low-frequency system clock pulse; the first D flip-flop is based on the trigger signal and the first low-frequency system clock pulse, Outputting signal pulses, the second magnetic flux quantum separation device outputs delayed pulses according to the signal pulses and the second low-frequency system clock pulse, and the non-destructive readout register is reset according to the delayed pulses to stop outputting the clearing signal.
Owner:INST OF COMPUTING TECH CHINESE ACAD OF SCI

A method for protecting account security based on asynchronous dynamic password technology

The invention provides a method for protecting account security based on an asynchronous dynamic password technology. The method is characterized by including the steps that a user and a service provider agree on the encryption mode of challenge codes and the calculation formula of dynamic codes; after a log-in request of the user is verified successfully, an authentication server generates the challenge code A, the challenge code B and the dynamic code C, the challenge code A is encrypted to obtain the challenge code B, and the challenge code A is calculated through the calculation formula to obtain the dynamic code C; the authentication server sends a feedback message containing the challenge code B to a mobile phone of the user; the user decrypts the challenge code B according to the encryption mode and then substitutes the decrypted challenge code B into the calculation formula to obtain the dynamic code D; the user inputs the dynamic code D and an account name in the log-in interface on the client side to log in. A system is high in reliability, the secrecy degree for transmitting the challenge codes and other information is high, leakage of code information of the user can be effectively avoided, and moreover user operation is safe and reliable.
Owner:陈珂

A kind of regulator for emulsion polymerization and preparation method thereof

The invention provides a regulator for emulsion polymerization and a preparation method thereof. The present invention mixes hydrogen peroxide, electrolyte, co-stabilizer and modifier to form a hydrogen peroxide-based modified liquid; then mixes it with a soluble sodium salt solution and dries it to obtain a regulator powder; then utilizes melted linear saturated fatty acid and The conditioner powder is mixed and coated to obtain microcapsule conditioner particles with a core-shell structure. The present invention firstly prepares sodium-based regulator powder with high specific gravity and small particle size, and coats it with straight-chain saturated fatty acid to form microcapsules, which are more uniformly dispersed in the emulsion polymerization system. Under alkaline and heating conditions in the polymerization system, The formation of fatty acid salts plays a re-emulsification role in the polymerization system. At the same time, the released sodium salt decomposes to form free radicals, which plays a secondary initiating role. After the electrolyte is released, the concentration of micelles in the polymerization system is adjusted to play a certain Viscosity-reducing effect, through the synergistic cooperation of the above multiple effects, the polymerization efficiency and product quality are improved.
Owner:山东京博中聚新材料有限公司

An arc extinguishing chamber and a DC contactor using the arc extinguishing chamber

The invention relates to an arc extinguish chamber and a direct current contactor adopting the arc extinguish chamber. The direct current contactor comprises a moving contact assembly and a stationary contact assembly, wherein an upper arc guide angle assembly bent upwards is arranged beside a moving contact of the moving contact assembly, a lower arc guide angle assembly bent downwards is arranged beside a stationary contact of the stationary contact assembly, the arc extinguish chamber is arranged between the upper arc guide angle assembly and the lower arc guide angle assembly, arc guide pieces are alternatively arranged in the arc extinguish chamber in a layering mode, an arc guide port is formed in one end of each arc extinguish piece, a plurality of arc extinguish ribs facing the interior of the arc extinguish chamber are arranged at the other end of each arc extinguish piece at intervals, and a metal piece connected in a bending mode is arranged at least on one arc extinguish rib. The arc extinguish chamber and the direct current contactor adopting the arc extinguish chamber resolve the problems in the prior art that the motion time of the electric arc in the arc extinguish chamber is too long, and the arc extinguish chamber is large in loss and short in service life under the conditions that currents are too strong or too weak, can rapidly pull the electric arc to the maximum, timely and effectively extinguishes the electric arc and is safe and durable.
Owner:ANDELI GRP

An automatic early warning system and method for corner defects of continuous casting billet

A continuous casting square billet corner defect automatic pre-warning system comprises an image acquisition unit, a casting flow tracking unit, an analyzing and processing unit, an alarming display unit and a storage recording unit. The continuous casting square billet corner defect automatic warning system is characterized in that an image acquisition card is used for performing high-speed sampling on video signals and completing digitalized conversion, and digitalized image information capable of being processed by the analyzing and processing unit is formed. By means of the technical scheme, the timeliness and the effectiveness of pre-warning are high, running is reliable, cost is low, interference caused by scale and other spurious signals is avoided, automatic pre-warning can be achieved at the early stage when the continuous casting square billet corner defect is formed, and an effective mean is provided for abnormality monitoring and fast processing of the state of a casting machine; and the occurrence risk of the batch angle quality of continuous casting billets can be effectively reduced, the finished product rate can be increased easily, and product quality loss is reduced.
Owner:BAOSHAN IRON & STEEL CO LTD

Regulator for emulsion polymerization and preparation method thereof

The invention provides a regulator for emulsion polymerization and a preparation method thereof. The preparation method comprises the following steps: mixing hydrogen peroxide, an electrolyte, a co-stabilizer and an improver to form a hydrogen peroxide-based modified solution; mixing and reacting with a soluble sodium salt solution, and drying to obtain regulator powder; and mixing and coating molten straight-chain saturated fatty acid and the regulator powder to obtain microcapsule type regulator particles with a core-shell structure. The preparation method comprises the following steps: firstly, preparing sodium salt-based regulator powder with high specific gravity and small particle size; coating with straight-chain saturated fatty acid; forming microcapsules, the dispersion in an emulsion polymerization system is more uniform; reacting under the alkaline and heating conditions of a polymerization system for forming tallate and performing a reemulsification function in a polymerization systme; the released sodium salt is decomposed to form free radicals, a secondary initiation effect is achieved, the micelle concentration of the polymerization system is adjusted after the electrolyte is released, a certain viscosity reduction effect is achieved in the later period of polymerization, and the polymerization efficiency and the product quality are improved through the synergistic cooperation of the multiple effects.
Owner:山东京博中聚新材料有限公司
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