47results about How to "Control Security Risks" patented technology

The invention provides a lithium ion battery composite pole piece. The lithium battery composite pole piece comprises battery pole pieces and functional coatings composited on surfaces of the battery pole pieces, wherein the functional coatings are prepared from functional substances and adhesives, the functional substances comprise one or more of a phosphorous compound, a nitrogenous compound and inorganic silicon compounds, and the battery pole pieces are a battery positive pole and / or a battery negative pole. According to the lithium ion battery composite pole piece, the functional coating is applied to the surface of each battery pole piece, can quickly absorb excess heat of the battery when the temperature of a lithium ion battery rises and responds to a chemical reaction spontaneously as reaction entropy to form a protective coating on the surface of the corresponding battery pole piece; on one hand, the temperature of the battery can be effectively prevented from rising continuously, on the other hand, active layers on the battery positive and negative poles can be deactivated, potential safety hazards of the battery can be controlled fundamentally, and the safety of the battery is guaranteed.

A prepaid dating card system and method allowing a user to buy prepaid blocks of memberships, searches and other tools within online dating services. The systems and methods thereby allow a user to anonymously purchase prepaid funds on a card and subsequently use those funds for a series of online dating options.

The invention provides a test method for safety grade evaluation of a lithium ion battery. The test method comprises three of the following six types of test methods: short circuit, overcharging, over discharging, heating, extruding, and needling. The test method has the following advantages that a method for verifying the safety of lithium ion battery products in different stages is provided; a more rigorous safety test method is put forward, and the prediction of safety risks of the lithium ion battery is more targeted; an existing method for judging the safety of the lithium ion power battery is supplemented, and a suggestion for battery module safety design is put forward.

The invention relates to a turtle raising feed. The turtle raising feed comprises fish meal, soybean cake powder, mineral substances and vitamins and belongs to the field of feed processing. The turtle raising feed disclosed by the invention has the advantages of having rich nutrition and very good fungi-proofing antibacterial effect, being rich in plenty of amino acids and proteins and capable of promoting the body development of turtles and also being capable of enhancing the body immunologic function of the turtles; and in addition, different feed schemes are designed for different growth stages of the turtles. Therefore, the turtle raising feed has wide application prospect and is suitable for being popularized in a turtle raising industry.

The invention discloses a method for preparing zero-thans fatty acid powder non-dairy cream and belongs to the technical field of cream products. According to the method, on the basis of the stabilizing effects of protein and colloid and the interface substitution mechanism of protein and emulgator, a stabilizing effect of the fat crystal network to the air bubble is utilized, the technological conditions are optimized and the operations of homogenizing and spray drying are adopted for preparing the product. The product prepared according to the method not only has higher foaming times and high star-shaped flower stability but also can solve the present problem of the non-dairy cream requiring the storage and transportation in the manner of high-energy consumption cold chain (-18 DEG C to -30 DEG C). According to the invention, the extremely hydrogenated vegetable oil is taken as a main raw material; compared with the natural cream, the zero-thans fatty acid powder non-dairy cream has the advantage of zero cholesterol content; compared with the non-dairy cream, the zero-thans fatty acid powder non-dairy cream has the advantage of zero trans-fatty acid content; the powder fluidity is excellent and the powder is difficult to be oxidized; the zero-thans fatty acid powder non-dairy cream can be foamed under room temperature, has a fine and smooth texture, bright gloss and nice taste and difficultly has the phenomena of foam collapse and water loss; the product quality is stable; and the safety risk is controlled.

The invention discloses a suspension bridge tunnel type anchorage cable crane and a construction method thereof and relates to the technical field of bridge hoisting construction. The suspension bridge tunnel type anchorage cable crane includes an anchoring assembly and a hoisting assembly, and the anchoring assembly comprises a gantry disposed at an opening and a rock anchor disposed on the rearrock surface in a hole. The hoisting assembly includes a bearing cable erected between the rock anchor and the top end of the gantry, a traction pulley and a traction cable for pulling the traction pulley are suspended below the bearing cable, and the lower end of the traction pulley is provided with a hook for hoisting a heavy object. The gantry includes a gantry cross beam and two gantry columns, the gantry cross beam is transversely disposed at the top of the two gantry columns, the gantry cross beam is provided with a lifting lug, and the lifting lug is connected with one end of the bearing cable. According to the suspension bridge tunnel type anchorage cable crane, the problem that the hoisting heights of a positioning bracket and a tunnel anchor steel pull rod are limited under the conditions that the height in a hole is limited can be effectively solved.

The invention provides a method for synthesizing 4-chloro-3-trifluoromethylaniline by a micro-channel reactor, and belongs to the field of synthesis of anti-tumor type medicines in organic synthesis.The invention solves the problems of low yield, poor purity, high energy consumption, danger caused by easy occurrence of severe explosion, degradation caused by long reaction time at high temperatureand high pressure, low catalyst recycling frequency and the like existing in the traditional synthesis method, and provides a method for synthesizing 4-chloro-3-trifluoromethylaniline by a micro-channel reactor. The method particularly comprises the following steps: 1) enabling O-chlorbenzotrifluoride to be subjected to nitration reaction with the mixture of concentrated sulfuric acid and concentrated nitric acid in a reaction module of the micro-channel reactor, and performing after-treatment to obtain 2-chloro-5-nitrobenzotrifluoride; and 2) adding the 2-chloro-5-nitrobenzotrifluoride to anorganic solvent to be dissolved, then adding an active carbon noble metal catalyst and phosphorous acid, adding the components to a preheating module to be mixed and preheated, enabling the preheatedmixture to be subjected to reaction with H2 in the reaction module, and performing after-treatment to obtain 4-chloro-3-trifluoromethylaniline. The method provided by the invention is suitable for large-scale production of 4-chloro-3-trifluoromethylaniline.

The invention relates to a subway shallow-buried excavation tunnel underneath pass main traffic road pipe curtain construction method. The method comprises the following steps that pipe installation is conducted, a lock catch structure is welded to the outer side of a cavity steel pipe, and a plurality of steel pipes are sequentially installed in the walking direction of the lock catch structure;secondly, field leveling is conducted; thirdly, measuring lofting is conducted; fourthly, drilling pipe jacking is conducted, a coaxial spiral drill rod penetrates through the middles of the steel pipes, a guiding measuring hole is formed in the center of the spiral drill rod, the spiral drill rod drives a drill bit to rotate, scraps are discharged out of the steel pipes through cutting residues via the spiral drill rod, steel pipe jacking and spiral soil discharging are conducted at the same time till the steel pipes are jacked in place, and various steel pipes are sequentially conducted; andfifthly, grouting is conducted, a double-liquid-slurry grouting pump is adopted for grouting, cement paste is adopted, and the grouting pressure is controlled at 0.5-1 Mpa.

The invention discloses a horizontal mold for integrated prefabrication of a pier column and a cover beam and a construction method thereof. The prefabrication mold comprises a pier column formwork structure, a cover beam formwork structure and a mold bottom frame, the mold bottom frame is T-shaped and comprises a transverse edge and a longitudinal edge; the cover beam formwork structure is arranged along the transverse edge of the mold bottom frame, the pier column formwork structure is arranged along the longitudinal edge of the mold bottom frame, the pier column formwork structure communicates with the cover beam formwork structure, the horizontal section of the cover beam formwork structure is rectangular or trapezoid, and a slurry passing opening is formed at the position, connected with the pier column formwork structure, of a side mold of the cover beam formwork structure; and the pier column formwork structure is cylindrical, and comprises a pier column bottom mold, a pier column top mold and a plugging plate, the cross section of the pier column bottom mold is in a semi-arc shape, the pier column top mold is connected to the top of the pier column bottom mold, and first pouring holes are formed in the tops of pier column top mold units. According to the mold and the construction method, the technical problems that for a traditional mode of casting the pier column and the cover beam in situ correspondingly, the construction period is long, the safety is poor, the construction quality is not easy to guarantee, and the environmental protection pressure is large are solved.

The invention relates to a jacking construction method for welding a large-span spherical cylindrical reticulated shell. The method is characterized in that the reticulated shell is assembled from oneend support of the cylindrical reticulated shell one by one grid along the radian of the cylindrical reticulated shell, a temporary support needs to be added along with the increase of the arc lengthin the assembly process so as to continue the assembly, in order to reduce the change frequency of the positions of the temporary support, jacking frames are used for gradually lifting the height ofan assembly node so as to meet the continuous assembly of the reticulated shell, and due to the limitation of the overhanging length of the assembled end of the reticulated shell, the jacking frames need to move in the assembling direction. In order to ensure the safety of the jacking process and the overall size of the reticulated shell, a tensioning steel wire rope is adopted for horizontal displacement control in the continuous assembling process of the reticulated shell. A space structure is placed on the ground for construction, and the design size, the construction speed, the construction quality and the safety risk can be reliably controlled.

The invention relates to the technical field of financial risk control, and particularly relates to a multi-channel asset docking platform and a working method thereof. The platform adopts a protocoladapter, an interface adapter, a security adapter, a message adapter, a data adapter, a combined service adapter and a data acquisition monitor to complete communication conversion and message conversion with each partner system, and a unified internal standard interface is formed to interact with an online loan system / consumer finance system. According to the invention, flexible and changeable contents during multi-channel butt joint are automatically adapted and converted in the platform in a component mode, and a large amount of code development is not needed, so that the labor cost is reduced, and the rapid online service can be supported. Meanwhile, the online loan system / consumer finance system does not need to directly interact with a partner system on the Internet, so that the information security risk is controlled and the software and hardware resource cost and the operation and maintenance cost are reduced while the stability of the service processing system is maintained.

The invention discloses a super high-rise construction machinery key safety risk analysis method based on a complex network, and relates to the technical field of application of a complex network theory in building construction. The super high-rise construction machinery key safety risk analysis method based on the complex network is characterized by comprising the following steps: A, identifyingdifferent types of construction machinery accident risk factors according to a super high-rise construction accident case library; b, carding causal relationships between risk events and factors through a fault tree, and establishing an adjacent matrix; c, constructing a directed unauthorized complex network system model by using software UCINET and taking the adjacent matrix as an input parameter, and outputting the centrality of each node; and D, quantitatively evaluating the safety risk criticality of the super high-rise construction machinery according to the node centrality. According tothe method, in the construction process of the super high-rise building engineering, based on control of mechanical risk factors, maintenance and management of mechanical equipment and components areenhanced, potential safety hazards are greatly controlled, and the safety level of the super high-rise building engineering is improved to a great extent.

The invention discloses a manipulator for a drill floor. A horizontal moving guide rail is fixedly connected with the surface of the drill floor, a rotary bearing is installed on the horizontal movingguide rail, and a vertically arranged vertical moving guide rail is connected with the rotary bearing. A moving slide block is installed in the vertical moving guide rail, and the vertical moving guide rail and the moving slide block are correspondingly and fixedly connected to the fixed end and the movable end of a first oil cylinder. The moving slide block is hinged to the bottom of an inn moving arm, and the fixed end and the movable end of a second oil cylinder are correspondingly hinged to the middle and low parts of the moving slide block and the inner moving arm. The top of the inner moving arm is hinged to the top of the upper part of a moving arm, the fixed end of a third oil cylinder is hinged to the upper part of the inner moving arm, and the movable end of the third oil cylinder is hinged to the middle of the upper part of the moving arm. The manipulator can realize the automation of main work such as the movement of a pipe column of the surface of the drill floor, the buffering when the pipe column enters the drill floor to reach a wellhead and the rattling of the pipe column (drill pipe), and the problems that the current movement of the pipe column of the drill floor depends on manpower and multiple devices to work dispersedly are solved.

The invention provides a negative pressure-free water supply plant pressure monitoring device, which comprises a water inlet pipeline. The water inlet pipeline is connected with a current stabilizing tank connected with a water pump package; the water pump package is connected with a water outlet pipeline; a water inlet pressure monitor is arranged in front of a master valve of the water inlet pipeline; a pre-pump pressure monitor is arranged in front of a water inlet of the water pump package; a water outlet pressure monitor is arranged in front of a general water outlet of the water outlet pipeline; the water inlet pressure monitor, the pre-pump pressure monitor and a water outlet pressure monitor transmit monitored pressure values to an intelligent control cabinet in an electric signal mode; and the water pump package is connected with the intelligent control cabinet through electric signals. Through the negative pressure-free water supply plant pressure monitoring device, the water-lacking negative pressure generated because the pipe network capacity is smaller than the water flow is avoided, the potential safety hazards such as air sacs, air resistance, pressure oscillation, backflow, water hammers and the like due to transient flow negative pressure are controlled, the water supply safety and comfortability are ensured, and good energy-saving effect is achieved.

The invention provides a mounting method for a door-type steel frame structure of a C-type closed material field. The method comprises the following steps of sectioning, assembling, mounting, hoistingand fixing, and accessory member mounting, wherein in the step of sectioning, sectioning is conducted on any combined steel frame in the door-type steel frame structure in advance; in the step of assembling, assembling is conducted on each section structure on the ground; in the step of mounting, a safety device is mounted on each section structure on the ground in advance; in the step of hoisting and fixing, each section structure with the corresponding safety device mounted is sequentially hoisted to the pres-set mounting position, fixing is conducted on each section according to the presetsequence so as to achieve mounting of each assembled steel frame, and mounting is conducted on the rest of assembled steel frames by repeating the above steps; and in the step of accessory member mounting, after every two adjacent assembled steel frames are mounted, mounting is conducted on an accessory member between the two adjacent assembled steel frames. By means of the method, the transportation of various components and the assembly on the ground are facilitated, the controllability of each safety device during mounting is effectively guaranteed, the mounting time is shortened, the quality and accuracy after mounting are ensured, and the consumption of resources is further reduced.

The invention provides an intelligent online industrial data acquisition method and system. The method comprises the following steps: transmitting a data request sent by a database in real time to a data acquisition end module, and writing data sent by the data acquisition end module into the database; acquiring real-time data from lower-layer real-time equipment according to requirements, sendingthe real-time data and historical data to a server, and meanwhile, the acquired real-time data being locally stored in a data acquisition end module. The system provided by the invention comprises modules corresponding to the steps of the method.

The invention relates to a safety detecting facility, and particularly to an escalator safety detecting device. The escalator safety detecting device comprises an escalator control cabinet, and is characterized in that a detecting module is connected with the escalator control cabinet. As the technical scheme is adopted, safety hazard of the escalator caused by stair fault is controlled efficiently, and personal safety of passengers is guaranteed.

The invention discloses a formwork for building construction and a using method. The formwork comprises a first formwork and a second formwork which is arranged on the other side of a concrete wall and corresponds to the first formwork, and the first formwork and the second formwork are detached and fixed to the concrete wall through a self-separation device. The formwork has the beneficial effects that the first formwork and the second formwork are detached and fixed through the self-separation device, the stability between the first formwork and the second formwork is enhanced, the problems of formwork missing and formwork expanding in the concrete pouring process are thoroughly solved, a large amount of manual formwork detaching cost is saved, potential safety hazards caused by manual participation of the construction site are controlled, the construction difficulty is reduced, and the construction progress is accelerated; and the first formwork, the second formwork and supporting steel pipes are mechanically erected after being assembled, mechanical assembly line type operation is low in cost and high in speed, and the fundamental problems of high original labor cost, slow progress and difficulty in formwork quality control are thoroughly solved.

The invention relates to a trolley for replacement of current transformers of centrally installed switchgears, and in particular to a trolley for replacement of a flip-chip current transformer of a centrally installed switchgear. The problems that in the prior art, people still have to enter a switch cabinet to replace flip-chip 10 kV current transformers, manpower and labor are wasted, working difficulty is high, and large potential safety hazards exist. The trolley comprises a fork arm lifting device fixed between a supporting platform and a base of the trolley, a hydraulic pump fixed on the fork arm lifting device, and a lifting handle connected with the hydraulic pump. The hydraulic pump is controlled through the lifting handle to drive the fork arm lifting device, the height of the supporting platform is controlled, and then the flip-chip current transformer of the centrally installed switchgear can be replaced. The trolley has multiple beneficial effects of being easy and convenient to operate, flexible to move, small in occupied space and the like, is applicable to complex working sites with narrow space, and completely meets rules of an electric power security working regulation. The trolley is applicable to replacement of conventional 10 kV current transformers and part of 10 kV voltage transformer in centrally installed switchgears.

The invention relates to the technical field of building engineering and discloses a reserved soil body separated and divisional excavation construction structure for a long-strip-shaped foundation pit adjacent to an important structure and a construction method. The reserved soil body separated and divisional excavation construction structure comprises the adjacent important structure and the long-strip-shaped foundation pit, small pits are independently formed in the side of the adjacent important structure, in the vertical direction, a reserved soil body of the foundation pit is adjacent, step-slope support is conducted, horizontal counterforce is provided for excavation of the independent sub pits, and other areas and the independent small pits are constructed simultaneously. Accordingto the reserved soil body separated and divisional excavation construction structure for the long-strip-shaped foundation pit adjacent to the important structure and the construction method, innovation is conducted on an independent sub pit sequential excavation construction method for the long-strip-shaped deep and large foundation pit adjacent to the important structure, under the premise thatthe safety of the important structure adjacent to the foundation pit is ensured, simultaneous construction of the other areas except the reserved soil body range is achieved, thus the construction deploying difficulty is lowered, and the total construction period is effectively shortened.

The invention relates to a discharge device for totally-closed artificial environment cage culture chicken manure of specific pathogen free (SPF) chickens and a disinfection method, and belongs to the technical fields of chicken manure discharge equipment and chicken manure disinfection of coops. The discharge device comprises a coop, a chicken manure conveying belt, a tap water pipe, a chicken manure ditch, a water seal drain outlet, a residual water syphon, a discharge pipe and an outdoor water seal disinfection pond, wherein an outdoor chicken manure processing pond comprises the water seal disinfection pond; tap water is connected above the front end of the chicken manure conveying belt; the water seal drain outlet is formed in the middle of left and right central lines of the chickenmanure ditch; and the residual water syphon is arranged below the water seal drain outlet. The disinfection method for the chicken manure comprises the following step of: disinfecting in turn by selecting three disinfectants of baidusha, peroxyacetic acid and povidone iodine, wherein in the three disinfectants, a ratio of the baidusha to water is 1:(550-650), a ratio of the peroxyacetic acid to the water is 1: (325-425), and a ratio of the povidone iodine to the water is 1:(250-350). The discharge device has the advantages of reducing the labor strength of personnel, improving production efficiency and reducing potential safety hazards caused by residual chicken manure which passes in and out of a sewage channel, and has killing effect on virus.

The invention discloses a complex network-based key safety risk analysis method for super high-rise construction machinery, and relates to the technical field of application of complex network theory in building construction. The key safety risk analysis method of super high-rise construction machinery based on complex network, its characteristics include the following steps: A. Identify different types of construction machinery accident risk factors according to the super high-rise construction accident case database; B. Sorting out the relationship between risk events and factors through the fault tree Establish the adjacency matrix for causality; C. Use the software UCINET and use the adjacency matrix as an input parameter to construct a directed and unweighted complex network system model, and output the centrality of each node; D. Quantify the safety of super high-rise construction machinery with the centrality of nodes Criticality of risk. The invention strengthens the maintenance and management of mechanical equipment and components based on the control of mechanical risk factors in the construction process of super high-rise construction projects, greatly controls potential safety hazards, and largely improves the safety level of super high-rise construction projects.

The invention discloses a welding process method for a power battery cell, which includes battery cell assembly, tab bending and bonding and pressing, double-side laser welding, and electrical connection sheet bending and positioning. The invention also discloses a welding device for a power battery unit, which includes a cover plate, a clamping fixture, a lug pressure plate, a lug bending fixture, a rotary welding fixture, and an electrical connecting piece bending fixture. In the present invention, the whole welding process is a semi-automatic operation, which is completed by operating the button to control the hydraulic drive mechanism. The precise cooperation between them ultimately guarantees the quality of single laser welding and process consistency, and can effectively improve production efficiency, control safety risks and reduce costs in the process of small-batch production or trial production of battery modules.

The invention proposes an intelligent online industrial data collection method and system. The method includes: passing the data request sent by the database in real time to the data acquisition terminal module, and writing the data sent by the data acquisition terminal module into the database; acquiring real-time data from the lower real-time device according to requirements, and combining the real-time data and The historical data is sent to the server, and at the same time, the collected real-time data is stored locally in the data collection terminal module. The system of the present invention includes modules corresponding to the method steps.

The invention discloses a bush turning tool for overhauling a power generator bearing bush in a large thermal power plant. The bush turning tool is a special overhauling tool used in the overhauling work of a turbine-generator in the large thermal power plant. The bush turning tool is composed of a semicircular frame and three bearings. The semicircular frame is fixed to the lower half bearing bush, and the bearing bush is turned out through the three rolling bearings. By means of the bush turning tool, the overhauling quality can be greatly improved, the bush turning tool is more rapid and efficient, the overhauling period is shortened, the labor intensity of workers is reduced, a traditional method for hoisting and turning the lower half bearing bush of a power generator through a steelwire rope is thoroughly abandoned, the safety in overhauling work is greatly improved, and the abrasion caused to the bearing bush in the turning process of the bearing bush is avoided.

The invention relates to the field of computers, and provides an operation auditing system. The system comprises an operation instruction set module, a log analysis module and a log display module, wherein the operation instruction set module is used for configuring a high-risk operation instruction set, and the high-risk operation instruction set comprises one or more high-risk operation categories; each high-risk operation category comprises one or more high-risk operation instructions; the log analysis module is used for receiving an operation log, reading the high-risk operation instruction set and analyzing the operation log based on the high-risk operation instruction set to obtain an audit result of the operation log; and the log display module is used for displaying the audit result and log information corresponding to the operation log on an audit page. By configuring the high-risk operation instruction set, the accuracy and efficiency of operation auditing are improved.

The invention discloses a method for symbiotic cultivation of strawberry and agaricus bisporus. The method includes: preparing materials according to an agaricus bisporus cultivation material formula, and obtaining a mushroom cultivation material through early fermentation and late fermentation; applying bran into soil of a strawberry greenhouse in summer, covering the greenhouse with transparent films, utilizing fermentation heat and solar energy to sterilize the soil, ridging, and taking ridge subsoil out for sterilization to prepare mushroom covering soil; cultivating seedlings in a nutrition bowl in summer and autumn to promote flower bud differentiation and new root germination; spreading the material, seeding and earthing in high ridges for mushroom cultivation in autumn, and planting the strawberry seedlings in the nutrition bowl after mycelia grow well in the cultivation material and a covering soil layer; facilitating cultivation management in the strawberry greenhouse, adjusting temperature and humidity, covering the greenhouse, and mulching to prevent or awaken strawberry dormancy, honeybee pollination and induction and development of mushroom fruiting bodies; harvesting at proper time. By the method, high-efficiency and high-quality production of strawberry and mushroom is guaranteed, planting efficiency and benefit are improved, high-value utilization of straw and livestock and poultry manure is realized, and efficient and sustainable development of agriculture is realized.

The invention relates to the technical field of coking equipment, in particular to an automatic sampling device. A material taking rod is rotatably arranged on a door-shaped frame close to a sampling port of equipment to be sampled, the bottom of the material taking rod is connected with a material taking hopper, and an electric push rod connected with a timer is arranged on a support frame connected with the door-shaped frame; the telescopic end of the electric push rod is connected with the material taking rod so as to push the material taking rod to swing, then the material taking hopper is driven to take and place materials, and therefore automatic material taking can be achieved. By adopting the sampling device, manual sampling is cancelled, the safety problem of personnel sampling under the condition of equipment operation is greatly reduced, the safety risk is controlled, standardized sampling operation is realized, the sampling standard and the sampling efficiency are improved, manpower, material resources and related cost are reduced, and mechanical automation of sampling is realized; and the sampling device is suitable for various sampling operations, and is simple, convenient, high in practicability and wide in application.

The invention relates to the field of damming deep foundation pit supporting, in particular to a damming deep foundation pit frame type diaphragm wall supporting structure. The damming deep foundation pit frame type diaphragm wall supporting structure is used for supporting a horizontal load in a construction period and has a water diversion and flow guide function in an operation period so as to save cost. The damming deep foundation pit frame type diaphragm wall supporting structure comprises a frame type diaphragm wall structure and an empty box buttress section arranged at the top of the frame type diaphragm wall structure, the empty box buttress section comprises a retaining wall internally provided with an empty box and a buttress structure arranged on the side face of the retaining wall, the buttress structure faces the horizontal load direction, and the bottom of the frame type diaphragm wall structure is arranged on a soft underlying layer foundation. The damming deep foundation pit frame type diaphragm wall supporting structure is particularly suitable for deep foundation pit supporting design of a hydropower station water inlet and the like needing the operation period flow guiding function.