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54results about How to "Huge workload" patented technology

Full-automatic picking car for warehouse and control method of full-automatic picking car

The invention discloses a full-automatic picking car for a warehouse and a control method of the full-automatic picking car. The full-automatic picking car comprises a picking car body, a microcomputer, a power supply system, a storage box, a mechanical arm, a mechanical finger, a range sensor, a pressure sensor, a bar code scanner and wheels, wherein the microcomputer and the power supply system are fixedly mounted at one end of the picking car body; the storage box is fixedly arranged at the other end of the picking car body; one end of the mechanical arm is fixed on the picking car body; the mechanical finger is mounted at the other end of the mechanical arm; and the pressure sensor and the bar code scanner are arranged at one end, connected with the mechanical finger, of the mechanical arm. The car can achieve automatic picking, placement and classification of goods after ordering, changes the shortages of manual picking of the goods, high workload and long time consumed in the existing warehouse, and improves picking and loading efficiency.
Owner:JIANGSU UNIV

Stepwise utilization method and system of decommissioned batteries

The invention provides a stepwise utilization method of decommissioned batteries. The stepwise utilization method comprises decommissioned battery sorting, decommissioned battery grouping and formingan energy storage system by the decommissioned batteries. The invention further provides a stepwise utilization system of decommissioned batteries, comprising an energy storage system and an energy management unit for controlling the energy storage system to perform charging and discharging, the energy storage system is composed of a plurality of battery clusters with a working voltage of 570 to 832.2V, and each battery cluster comprises a plurality of battery packs connected in parallel; and each battery pack comprises decommissioned batteries connected in series, a PCS and a monitoring unit.According to the stepwise utilization method and system provided by the invention, the consistency problem of the decommissioned batteries is solved through string distributed architecture, which greatly simplifies the process, can not only refine the management of energy storage batteries, but also can ensure the battery consistency to the greatest extent. In addition, the long-term stable operation of the entire system can be ensured, and the safety and the service life of the energy storage system are also objectively improved; and meanwhile, the stepwise utilization cost is reduced by thestepwise utilization method and system provided by the invention, so that the stepwise utilization method and system provided by the invention can be widely used, promoted and applied.
Owner:STATE GRID HEBEI ELECTRIC POWER CO LTD +1

Sensor network indoor fingerprint positioning method based on matrix completion

The invention discloses a sensor network indoor fingerprint positioning method based on matrix completion is applicable to the robust indoor positioning method of the wireless sensor network WSN. The sensor network indoor fingerprint positioning method disclosed by the invention comprises steps of utilizing a matrix completion theory to recover a complete fingerprint database by only sampling part of signal fingerprints through utilizing the low-rank property of a fingerprint matrix, adopting a classic KNN algorithm to perform object positioning of an online phase after the fingerprint database is constructed, in the process of the fingerprint matrix complementation and for effectively eliminating the outlier noise and the Gauss noise contained by the signal fingerprint, respectively introducing an L1 norm regularized item and an F norm regularized item, modeling a fingerprint data recovery question into a norm regularized matrix complementation question and solving the question through an alternative direction mutiplier method algorithm The sensor network indoor fingerprint positioning method based on matrix completion can effectively reduce the workload of the information fingerprint database construction and can acquire positioning precision which is higher than the positioning precision obtained from the same kind method under various noise conditions.
Owner:NANJING UNIV OF POSTS & TELECOMM

Weld joint ultrasonic phased array detection data intelligent analysis method based on deep learning

The invention discloses a weld joint ultrasonic phased array detection data intelligent analysis method based on deep learning, and the method comprises the steps: S1, carrying out data sampling: carrying out detection on weld joints of steel plates with different thicknesses through a phased array, and obtaining a series of S-scanning pictures; S2, carrying out preprocessing: dividing the S-scanning pictures into a training set and a verification set according to the proportion of 1: 1, and resetting the sizes of the pictures to be 800*800; S3: carrying out data annotation: carrying out defect annotation on the S scanning pictures in the training set and the verification set by using annotation software labelImg; S4, training a Faster RCNN: circularly and alternately training the Faster RCNN and the RPN etwork by using the data set marked in the S3 and a pre-trained VggNet16 network weight model; and S5, carrying out result testing: inputting a to-be-detected picture into the trainednetwork, and outputting a detection result. The method not only improves the recognition rate of the S-scanning two-dimensional plane defects in the ultrasonic phased array detection of the weld joints, but also has the advantages of high accuracy and low omission ratio.
Owner:WUHAN WUCHUAN MEASUREMENT & TEST

A method for construct an adaptive component level simulation model of a variable cycle engine

PendingCN109472062AHigh output tracking accuracyMeet the needs of precisionGeometric CADSustainable transportationKaiman filterDynamic models
A method for construct adaptive component level simulation model of variable cycle engine Based on the general nonlinear component-level dynamic model of variable cycle engines, an adaptive extended Kalman filter is proposed, After estimating the unmeasurable performance characteristic parameters of variable cycle engine components, The flow rate and efficiency charts of the components are updatedautomatically by using the estimated characteristic parameters, and the adjusted characteristic parameters of the components are used to calculate the aerodynamic and thermodynamic parameters of thecomponents, and the adaptive component-level simulation model of the variable cycle engine is established for the conditions above the slow state. The invention has strong adaptability to model mismatch caused by engine individual difference and performance degeneration, The accuracy of the nonlinear individual model of variable cycle engine is improved significantly, and the manual adjustment ofthe characteristics of engine air circuit components by experience is reduced, which leads to the enormous workload caused by model matching, and provides the model basis for the control and health management theory of variable cycle engine.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS

Architectural design drawing system based on BIM technology and drawing method thereof

The invention provides an architectural design drawing system and method based on a BIM technology. The architectural design drawing system and method combine achievements of a two-dimensional drawingprinciple and a three-dimensional building information model. The architectural design drawing method automatically identifies and generates the annotation content by utilizing the model information,so that the workload of repeated manual operation required by a traditional drawing method is reduced, and the originally manually drawn graph becomes uniform and neat. The architectural design drawing method also brings more possibility for the transformation from a traditional two-dimensional drawing platform to a three-dimensional drawing platform, and meanwhile, improves the production capacity of the design industry. According to the architectural design drawing method, unnecessary engineering rework is reduced for subsequent engineering, and the risks of construction period delay and cost waste are reduced, and meanwhile, an effective solution is provided for improving the design quality, optimizing the design scheme and improving the design efficiency in the design industry, and the technical defects in the BIM software and actual construction drawing design process are overcome.
Owner:CHONGQING ARCH AGE DESIGN

Method for making shock-resistant and energy-dissipating framework by mixing resin concrete and reinforced concrete

InactiveCN101718113AEffective seismic response reductionLow initial construction costShock proofingRebarPlastic hinge
The invention relates to a method for making a shock-resistant and energy-dissipating framework by mixing resin concrete and reinforced concrete, which comprises the following six steps of: (1) reserving a position of the framework, at which a plastic hinge is possible to emerge, and pouring other parts of the framework according to an original construction design; (2) conserving the concrete poured in the framework for 14 days, carving burrs from the concrete around the reserved position, clearing gravels and dust off and cleaning the surface by acetone; (3) priming a layer with a thickness of 3 to 5mm by resin cement; (4) supporting a template at the reserved position; (5) preparing and pouring the resin concrete; and (6) standing and conserving the resin concrete framework over 10 DEG C for 72 hours and stripping a mold. Because the ultimate compression strain of the resin concrete is far greater than that of the ordinary concrete, the resin concrete is filled at an appropriate position in an ordinary reinforced concrete framework to form a mixed framework structure. Therefore, the framework can consume earthquake energy on the premise of not being damaged entirely. The method has a practical value in the technical field of civil engineering.
Owner:BEIHANG UNIV

Method for sharing models between scheduling automatic systems

ActiveCN102360393ASolve the problem that splicing needs to splice all models of the other party's scheduling systemAvoid excessive riskSpecial data processing applicationsReal-time dataEnd system
The invention discloses a method for sharing models between scheduling automatic systems. The method is characterized by comprising the following steps of: 1) reading model files of a local system, and establishing topological graphs of the local system; 2) reading the model files of an opposite-end system, and establishing the topological graphs of the opposite-end system; 3) selecting part of the topological graphs in which a central station of the local system serves as a central node and stations in direct connection with the central station through alternating current lines serve as other nodes; 4) selecting part of the topological graphs in which the central station of the opposite-end system serves as the central node and the stations in direct connection with the central station through the alternating current lines serve as other nodes; 5) replacing the part of the topological graphs which are selected in the step 3) with the part of the topological graphs which are selected in the step 4) or combining the part of the topological graphs which are selected in the step 3) and the part of the topological graphs which are selected in the step 4); and 6) synchronously receiving the real-time data and alarm data of each node in the part of the topological graphs of the opposite-end system. The method has the advantages of simplicity in operation, convenience for use and the like.
Owner:NARI TECH CO LTD +1

Radio frequency identification (RFID) technology-based gun management system

The invention relates to a radio frequency identification (RFID) technology-based gun management system, which consists of a computer, a gun borrowing-returning module, a gun examination module and an RFID electronic label which is arranged on a gun. The gun borrowing-returning module comprises a desktop-typed RFID reader-writer which is connected with the computer through an Ethernet interface; and the gun examination module comprises a handheld RFID reader-writer which is communicated with the computer through a wireless network. The RFID technology-based gun management system has the advantages that: (1) real-time mandatory administration can be realized; (2) the system is convenient to use, and the labor workload can be reduced; and (3) the safety is good, and the system is difficult to copy.
Owner:常州高特电子技术有限公司

Non-direct modeling urban wind environment CFD simulation method

The invention belongs to the field of urban wind environments, and discloses a non-direct modeling urban wind environment CFD simulation method. The method comprises the following steps: (a) selectinga to-be-studied city and determining the size of the to-be-studied city, and obtaining building data in the to-be-studied city; constructing a computational domain of the city to be studied, and performing grid division on the computational domain; and (b) adding a resistance source to the grid at the position of the building in the computational domain, and performing computational fluid dynamics simulation on the computational domain added with the resistance source to obtain the wind field distribution condition of the city, thereby realizing the wind environment simulation of the city. Through the method, the workload is reduced, the method is particularly suitable for simulating urban wind environments in different regions, repeated work is reduced, and the working efficiency is improved.
Owner:HUAZHONG UNIV OF SCI & TECH

Device for rapidly calibrating high-precision temperature sensor and calibration and verification method

The invention provides a device for rapidly calibrating a high-precision temperature sensor and a calibration and verification method. The device comprises a box body and an upper cover, wherein the interior of the box body is sequentially divided into four regions A, B, C and D from the edge of the box body to the center, the region B is arranged at the center of the interior of the region A, theregion C is arranged at the center of the interior of the region B, the region D is arranged at the center of the interior of the region C, the region B and the region D are slotted, a plurality of porous channels which horizontally traverse the region C are arranged in the region C, the porous channels are communicated with the region B with the region D, a sensor temperature measurement moduleis placed in the region B, a sensor probe is placed in the region D, the porous channels in the region C are used for enabling a wire connecting the temperature measurement module with the probe to pass through, and insulating layers are arranged on the upper cover and in the four regions A, B, C and D respectively. Compared with the traditional calibration way, cost can be reduced, and calibration efficiency and sensor accuracy can be improved.
Owner:上海雁文智能科技有限公司

Unmanned aerial vehicle patrol equipment for positioning tracking and remote image collecting and passback

The invention relates to the technical field of unmanned aerial vehicle patrol equipment, and discloses an unmanned aerial vehicle patrol equipment for positioning tracking and remote image collectingand passback. The unmanned aerial vehicle patrol equipment comprises a vehicle body and an unmanned aerial vehicle positioning information comparative analysis system, wherein a regulating sleeve isfixedly arranged at the middle part of the side surface of the vehicle body; a moving rod is fixedly arranged at the other side of the regulating sleeve in a sheathing way; a rotating rod is movably sheathed at the other end of the moving rod through a regulating handle; a balancing box is fixedly arranged at the other end of the rotating rod; a driving propeller is fixedly arranged at one end, far away from the vehicle body, of the front side of the balancing box. The unmanned aerial vehicle patrol equipment for positioning tracking and remote image collecting and passback has the advantagesthat the angle between the moving rod and the rotating rod is regulated and controlled through the regulating handle, so that the size of the whole unmanned aerial vehicle equipment is changed; the unmanned aerial vehicle patrol equipment can be applicable to various complicated or narrow operation environments; the problem of unmanned aerial vehicle work detection range limitation caused by environment limitation is avoided; the practicability of the equipment is greatly improved.
Owner:STATE GRID CHONGQING ELECTRIC POWER +2

Acetic acid resistant ethanol producing wine making yeast strains and strain screening method

InactiveCN102146345BHigh tolerance to acetic acidSimple processFungiMutant preparationAcetic acidScreening method
The invention discloses acetic acid resistant ethanol producing wine making yeast strains, which is named Saccharomyces cerevisiae) E5.9 in taxonomy and has a collection number of CGMCC N0.3618. A screening method, which is a liquid full-screening method, comprises the following steps: 1) strain mutation induction, namely performing the physical, chemical or biological mutation induction of starting stains of the wine making yeasts; 2) liquid full-screening, namely uniformly transferring the strains subjected to mutation induction into a 24-hole plate, culturing under a selective pressure-free condition, and continuing to culture under a selective pressure till positive mutants are generated in a plurality holes; 3) solid flat plate screening, namely diluting a positive mutation culture material, coating the positive mutation culture medium on a solid selective culture medium, and selecting an advantageous resistant clone; and 4) filial generation domestication, namely performing the filial generation domestication of the advantageous resistant clone in a selective liquid culture medium, and selecting stress resistance strains with genetic stability.
Owner:QINGDAO INST OF BIOENERGY & BIOPROCESS TECH CHINESE ACADEMY OF SCI

IGR_OMP based high-dimension sparse vector reconstruction method

The invention discloses an IGR_OMP based high-dimension sparse vector reconstruction method. An incremental IGR_OMP algorithm is provided according the characteristic that the least square solution needs to be calculated in each step of an OMP algorithm and on the basis of a Greville recursion process, a series of useful recursion properties is obtained, and the calculation speed is improved effectively. On the basis of analysis on the IGR_OMP algorithm, relation between the Greville recursion algorithm and QR decomposition is used, the incremental IQR_OMP algorithm on the basis of QR decomposition is established, the workload of calculation is reduced effectively, The algorithm can be used to solve a large problem more effectively; and simply, high-dimension sparse vector reconstruction provides a sparsest coefficient representation of the high-dimension vector in a complete vector system.
Owner:NANJING UNIV

Information interaction method and system thereof

InactiveCN104539718AThe process of interaction is fast and naturalGood effectOffice automationResourcesInformation processingInternet communication
The invention provides an information interaction method and a system of the method. The information interaction method includes the steps that a request sent by an interaction requester through a communication terminal is received; an information processing center builds a unique event identification for request information and extracts key information from the request; an information interaction channel, based on the unique event identification, of the requester communication terminal and a scheme resolution end is built; information interaction between the requester terminal and the scheme resolution end is achieved through the information interaction channel, and resolution information matched with the request is obtained; the information interaction channel of the unique event identification is closed after it is confirmed that the requester obtains information provided by the scheme resolution end. According to the method and the system of the method, information interaction generated through a conventional communication means and interaction in an enterprise are more convenient and natural by means of capacity of a mobile internet communication terminal through the unique interaction channel built between the conventional communication means and an IT management system in the enterprise with the event as a unit, and interaction efficiency is improved.
Owner:北京红雨创展科技有限公司

A method and device for changing bottom layer data of a server, computer device and storage medium

The invention provides a method and device for changing bottom layer data of a server, a computer device and a storage medium. A method for changing bottom layer data of a server include searching alldata in database of first financial institution server to find data accord with bottom layer data format rule of first financial institution server, Determining, according to the processing log of the database, all program code blocks that have accessed data that conforms to the underlying data format rules of the first financial institution server; Determining the data appearing in the program code block that conforms to the underlying data format rules of the first financial institution server; Based on the bottom data format rule of the second financial institution server, modifying the data conforming to the bottom data format rule of the first financial institution server appearing in the determined program code block to the data conforming to the bottom data format rule of the second financial institution. In this way, these programs in the new environment to achieve rapid migration, avoiding manual troubleshooting tedious.
Owner:ONE CONNECT SMART TECH CO LTD SHENZHEN

High-dimensional sparse vector reconstruction method based on IQR_OMP

The invention discloses a high-dimensional sparse vector reconstruction method based on IQR_OMP. According to the characteristic of the OMP algorithm in which calculate the least square solution in each step, an incremental IGR_OMP algorithm is proposed based on the Greville recursive process, and a series of useful recursive properties are obtained, so that the calculation speed is effectively improved. The incremental IQR _ OMP algorithm on the basis of QR decomposition is established, based on analyzing the IGR _ OMP algorithm, by utilizing the relationship between the Greville recursive algorithm and the QR decomposition, so that the calculation workload is effectively reduced, and the effectiveness of the algorithm to solve large problems is improved. In addition, the high-dimensionalsparse vector reconstruction is simply to give the most sparse coefficient representation of a high-dimensional vector on an over-complete vector system.
Owner:NANJING UNIV

Control method of plant tissue culture seedling endophytes

The invention discloses a control method of plant tissue culture seedling endophytes. The control method specifically comprises the following steps: (1) collecting explants for later use; (2) disinfecting the surfaces of the explants: flushing the collected explants with running water for 2 hours, and sequentially soaking the explants into alcohol, an infiltrative disinfectant A solution and HgClfor disinfection; (3) carrying out inoculation and induced culture on the explants: preparing an explant induced culture medium, adding a sterilizing agent into the explant induced culture medium, inoculating the explants into a disinfected culture medium flask containing the explant induced culture medium, and carrying out induced growing point culture in a sterile culture room under a lighting condition, so as to obtain seedlings; (4) carrying out subculture: after the newborn seedlings grow to a length of 3cm or above, carrying out second-generation subculture by virtue of the explant induced culture medium in the step (3); and (5) acquiring the plant tissue culture seedling endophytes: after the second-generation subculture is finished, selecting tissue culture seedlings which healthyand strongly and are not polluted by any bacteria and fungus, namely the seedlings without endophyte.
Owner:江苏丰收大地种业发展有限公司

Hand push type wheelchair capable of walking upstairs and downstairs conveniently

InactiveCN108433896AEasy to go up and down stairsEasy to extend downWheelchairs/patient conveyanceWheelchairWalking upstairs
The invention relates to the technical field of medical apparatuses and instruments, and discloses a hand push type wheelchair capable of walking upstairs and downstairs conveniently. The wheelchair comprises a fixing box, the front face and the back face of the fixing box are each movably sleeved with a fixing shaft, one ends of the two fixing shafts are each fixedly sleeved with a fixing disc, the inner side faces of the two fixing discs are fixedly connected with the front face and the back face of the fixing box through fixing bolts respectively, and the other ends of the fixing shafts aresleeved with fixing screw blocks through threads. According to the hand push type wheelchair capable of walking upstairs and downstairs conveniently, a push rod is pushed inwards to drive an extrusion block to extrude and push a spring, the spring is pushed to elastically deform, and the supporting rod is moved downwards when one end of the push rod is disengaged from limiting grooves; by arranging the two limiting grooves, a sliding plate can extend downwards conveniently, the sliding plate is located below an outer wheel, the wheelchair can move when walking upstairs and downstairs, the phenomenon that medical workers walk upstairs and downstairs while holding the wheelchair and a patient is avoided, huge working burdens are caused to the medical workers, and safety accidents are reduced.
Owner:陈芳

Medical sealing machine with function of short message notification

The invention relates to a medical sealing machine with the function of short message notification and belongs to the field of medical equipment. The hardware mainly comprises a medical sealing machine body, a display screen, a core board, a wireless network module, a mobile phone card, a server, a network interface and an HIS interface. The software mainly comprises an operating system, a short message platform and an application program. Both the wireless network module and the mobile phone card are connected with the core board, the application program is installed on the operating system, the medical sealing machine is controlled by the application program, the operating system sends the short message content to the server through the wireless network module, the server sorts and sends the data package to the short message platform, and the short message platform sends short messages to a user. The medical sealing machine enables the user to know the running state information of the medical sealing machine whenever and wherever possible through the method of short message notification, and solves the problems that the traditional medical sealing machine needs a special-assigned person to watch beside the machine and the human resources are wasted.
Owner:BEI JING BAI XIANG NEW TECH

A high-dimensional sparse vector reconstruction method based on iqr_omp

The invention discloses a high-dimensional sparse vector reconstruction method based on IQR_OMP. According to the characteristics of the least squares solution in each step of the OMP algorithm, an incremental IGR_OMP algorithm is proposed based on the Greville recursive process, and a series of useful recursive properties are obtained, which effectively improves the calculation speed; on the basis of the analysis of the IGR_OMP algorithm , using the relationship between Greville's recursive algorithm and QR decomposition, an incremental IQR_OMP algorithm based on QR decomposition is established, which effectively reduces the computational workload and improves the effectiveness of the algorithm in solving large-scale problems; high-dimensional sparse vector weight Simply speaking, the structure is to give the sparsest coefficient representation of high-dimensional vectors on the over-complete vector system.
Owner:NANJING UNIV

A kit for simultaneous analysis of 26 loci of human genome DNA by fluorescent labeling compound amplification and its use method and application

ActiveCN103451311BHighly polymorphicFavorable allele frequency distributionMicrobiological testing/measurementHuman DNA sequencingBlood filter paper
The invention relates to a five-color fluorescent mark composite amplification system for simultaneous detection of 26 loca of human genome DNA. The 26 loca are divided into four groups, and fluorescent marks in five colors are involved totally. The five-color fluorescent mark composite amplification system is high in sensitivity; under the condition that the DNA template amount is 0.12ng, all the 26 loca can be detected; the five-color fluorescent mark composite amplification system is suitable for direct amplification of blood filter paper and FTA card collection samples.
Owner:AGCU SCIENTECH +1

Automatic coupon matching method and system

PendingCN114140169AEasy to compareIt is convenient for users to quickly and conveniently compare prices onlineDiscounts/incentivesSensing by electromagnetic radiationBarcodeData mining
The invention discloses an automatic coupon matching method and system. The method comprises the steps that a consumer terminal scans bar codes of one or more commodities; determining the corresponding network selling prices of one or more commodities in different network shops according to the bar codes, and displaying the corresponding network selling prices of the different network shops; acquiring local prices of one or more commodities in a local store, wherein the local prices are input by a consumer; the local prices corresponding to the one or more commodities and the lowest network selling price are sent to a server; the server determines the preferential limit of the coupon according to the difference value between the local price corresponding to one commodity and the lowest online selling price or the sum of the difference values between the local prices corresponding to the multiple commodities and the lowest online selling price; the server distributes the discount coupons with the preferential quotas to accounts corresponding to the consumer terminals; when a consumer checks out with a coupon in offline shopping, the consumer can quickly and conveniently determine whether the price after discount is lower than the price on the market or not.
Owner:钻技(上海)信息科技有限公司 +1

Power transmission and distribution line analysis system for power system

The invention discloses a power transmission and distribution line analysis system for a power system. The power transmission and distribution line analysis system comprises a first calculation unit which is used for calculating the electrical parameters of wires of a power transmission and distribution line, a second calculation unit which is used for calculating temperature characteristics of sag and tension of the power transmission and distribution line, a third calculation unit which is used for calculating the temperature characteristic of the current-carrying capacity of the conductor of the power transmission and distribution line and the setting temperature characteristic of the current-carrying capacity of the overhead power transmission and distribution line, an analysis unit which is used for comprehensively analyzing the power transmission and distribution line of the power system based on the calculation result of the calculation unit and simulating the mutual coupling effect between different user power transmission line systems. The power transmission and distribution line analysis system solves the problems that existing power transmission and distribution line analysis of a power system is mainly conducted manually, and the workload is huge, and the efficiency is low, and achieves the technical effects that system design is reasonable, and power transmission and distribution line analysis of the power system is intelligently and efficiently completed.
Owner:李傲

Video multi-point transmission method based on UDP packet copying and sending

The invention discloses a video multi-point transmission method based on UDP packet copying and sending, and the method comprises the following steps that before use, an Ethernet port P0 of a video multiplexing device VMD is directly connected to a management platform, the Ethernet port P0 adopts a predefined management IP address and a port, an administrator sends out a management command based on the port, wherein the Ethernet port P0 of the video multiplexing device VMD has an admIP address; and when the P0 receives the configuration message of the agreed format from the port, configuration is performed. According to the video multi-point transmission method based on UDP packet copying and sending, the huge cost and the huge workload caused by customizing software and routers, adopting virtual storage and increasing a special copying server are overcome, and the requirements of remote disaster recovery and real-time backup of video data are effectively met.
Owner:深圳深度探测科技有限公司

Novel flat steel belt lifting and clamping mechanism

The invention discloses a novel flat steel belt lifting and clamping mechanism, relates to the technical field of steel belt lifting and clamping mechanisms, and aims to solve the problems that an existing steel belt lifting and clamping mechanism is complex in feeding and discharging process, the production efficiency is affected, and meanwhile, the labor intensity of dismounting and mounting a winding and clamping device is large and tedious. A fixed mounting seat is mounted above the fixed base, a belt pulley is mounted below the fixed mounting seat, a rotary pneumatic connector is mounted below the belt pulley, a belt pulley connecting piece is mounted above the fixed mounting seat, and a mounting device is mounted above the belt pulley connecting piece; a second mounting chamber is arranged in the mounting device, an electric air cylinder is mounted in the second mounting chamber, a mounting supporting seat is arranged at the upper end of the electric air cylinder, a lifting air cylinder guide connecting piece is mounted above the mounting supporting seat, and a winding device is mounted above the lifting air cylinder guide connecting piece. A four-claw air cylinder is arranged at the upper end of the winding device.
Owner:依合斯电梯配件(上海)有限公司

Selenium-enriched yeast rejuvenation method based on activity of selenophosphate synthetase (SPS)

ActiveCN110684706AThe rejuvenation process is simpleRapid rejuvenationMicrobiological testing/measurementChemical cell growth stimulationPrimary screeningYeast strain
The invention relates to a selenium-enriched yeast rejuvenation method based on activity of selenophosphate synthetase (SPS) and belongs to the technical field of yeast. The selenium-enriched yeast rejuvenation method comprises specific operation steps as follows: (1) activation of strains; (2) H2O2 primary screening treatment; and (3) secondary screening of selenium-enriched yeast with high SPS activity. The capacity of rejuvenated selenium-enriched yeast strains for enriching organic selenium is larger than 2000 [mu]g / g thalli by dry weight, and excellent strain guarantee is provided for fermentation production for converting inorganic selenium into organic selenium by the selenium-enriched yeast at a high level. Compared with an existing selenium-enriched yeast strain rejuvenation method, the selenium-enriched yeast rejuvenation method can directly screen out yeast strains for converting the inorganic selenium into the organic selenium at a high level with the activity of the SPS asa screening index, and the problems that existing rejuvenation methods cannot directly judge organic selenium enrichment capacity and cause rejuvenation failure easily in a rejuvenation process are solved; and by use of H2O2 as a selectivity factor, the workload is greatly reduced, and the uncertainty of organic selenium enrichment capacity of survival strains when the inorganic selenium is usedas the selectivity factor is avoided.
Owner:安徽省华信生物药业股份有限公司
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