99 results about "Quantitative design" patented technology

The invention discloses a determination method of deep tunnel roof support forms and support depth, which comprises the steps of using an intelligent drill imager to measure inner wall lithology of different depth drill holes, fracture distribution and images and data of abscission layer consitions, treating data and image edit, achieving the alternate interval attitudes and space distribution conditions of wall rock inner fracture zones and intact zones of each drill hole, and adopting anchor rods, anchor ropes or unite support forms and depth of anchor rods and anchor ropes under the conditions of construction zones with different thickness. When the support depth of anchor rods and anchor cables is designed in the invention, completely scientific bases are achieved to support parameters to be more economic and rational, and the best support effect can be achieved under the most economic conditions. The invention can scientifically and quantitatively determine anchoring forms of deep tunnels and length of top plate anchor rods and anchor cables, can achieve the deep high-stress tunnel anchoring support quantitative design, and guarantee the top plate safety of deep tunnels to be provided with important promotion value.

The invention relates to a three-dimensional earthquake observing system quantitative designing method. The technical scheme is that to an orthogonal and symmetrical blasting three-dimensional earthquake observing system type, a plurality of three-dimensional earthquake observing systems can be obtained through a method of scanning main parameters of a three-dimensional earthquake observing layout; the three-dimensional earthquake observing systems are fully distributed in a set evaluating area; quantitative evaluation indexes can be determined according to the consistency principle between surface element inner geophone offset, the azimuth angle sampling evenness and the attributes between surface elements; a three-dimensional earthquake observing system scheme can be determined according to the quantitative evaluating indexes and through classification orders; the quantitative design of the three-dimensional earthquake observing systems can be finished. Thus, the designing accuracy and the designing scientificity of the observing systems are improved, the earthquake imaging accuracy is improved, and basis is provided for earthquake collection design.

The invention relates to an automatic body building and feeding device for a pet. The automatic body building and feeding device comprises a running counting unit, a human-machine interaction unit, a feeder, a gating pattern unit and a power supply unit, wherein the running counting unit, the human-machine interaction unit, the feeder and the gating pattern unit are respectively connected with a control unit, and the power supply unit is used for providing power for the control unit, the running counting unit, the human-machine interaction unit, the feeder and the gating pattern unit respectively; the control unit is provided with a first controller, a second controller and a third controller, the second controller and the third controller are connected with the first controller, the first controller is connected with the running counting unit and the gating pattern unit, the second controller is connected with the feeder, and the third controller is connected with the human-machine interaction unit. The automatic body building and feeding device, disclosed by the invention, can unify body building and feeding functions for the pet; when building the body of the pet, the automaticbody building and feeding device reasonably sets the amount of fed foods through the body-building exercise amount of the pet so as to reach a scientific proportion, and thus the pet can not be too hungry or too fat and keeps the health; and simultaneously, the automatic body building and feeding device for the pet also support a timing quantitative design for the foods and has functions of a majority of automatic feeders for the pets at present.

Systems, methods, and non-transitory computer-readable media are disclosed for automatically generating aircraft models by modifying quantitative design variables based on joint analysis of aerodynamic, structural, and/or energy performance. For example, in one or more embodiments, disclosed systems iteratively modify ailerons and a propulsion system based on performance criteria until a balancing metric converges. The disclosed systems then determine performance metrics corresponding to the aircraft model with the modified ailerons and propulsion system, such as stresses and deflections under performance load, a measure of aeroelastic stability, and a battery performance metric. The disclosed systems can then modify design variables based on the determined performance metrics to explore the design space and generate a new aircraft model.

A quantitative fecal examination apparatus includes a fecal collector removably mounted on a container base, having the fecal collector provided with a suction portion for sucking a fecal specimen into the collector and then the fecal specimen is disposed into the container base for examination test or for sucking the fecal specimen for further laboratory test including microscopic inspection, and having a quantitative design in the examination apparatus for collecting the fecal sample in a pre-set quantity for more precise examination.

A method for durability quantitative design of a concrete structure under marine environment includes step1 determining protection layer thickness and concrete age attenuation coefficient of the concrete structure; step2 building a relation between chloride ion diffusion coefficient upper limit value, design service life, the concrete protection layer thickness and the concrete age attenuation coefficient based on a chloride ion density distribution calculation model in a concrete structure control area and calculating the chloride ion diffusion coefficient upper limit value of the concrete structure under the marine environment; and step 3 acquiring durability design parameter of the concrete structure meeting preset service life requirement according to the concrete protection layer thickness, the concrete age attenuation coefficient and chloride ion diffusion coefficient upper limit value to achieve durability quantitative design of the concrete structure under the marine environment. The method provides quantitative analysis way and accordance for durability design of the concrete structure under the marine environment.

The invention relates to a tunnel composite lining design method comprising secondary lining under the action of multiple loads. The secondary lining not only bears the surrounding rock pressure, butalso bears the water pressure, structure additional constant loads and other loads; and through the safety coefficient distribution, the safety coefficients of the anchor rod-surrounding rock bearingarch, the sprayed concrete layer and the secondary lining are obtained, and the corresponding initial design parameters are obtained through respective calculation models and surrounding rock pressure. The parameters of the secondary lining are planned again, so that the safety coefficient of the secondary lining under load combination of surrounding rock pressure, water pressure, structure additional constant load and the like is not lower than that of the distributed secondary lining. By checking whether the secondary lining parameters can meet the requirements of the standard for the safety coefficient of the single structure or not according to the secondary lining construction opportunity, and obtaining the secondary lining parameters meeting the requirements, and comparing with theinitial design parameters of the secondary lining, and checking and adjusting the safety coefficient distribution values of the anchor rod surrounding rock bearing arch and the spraying layer, the parameters of the anchor rod and the spraying layer are determined, and the quantitative design of the composite lining is realized.

The invention provides a method and a device for planning packet transmission bearer network capacity. The method comprises the following steps of: respectively determining the service routing of each service according to routing selection rules; aiming at the links related to the service routing, respectively determining the service guaranteed bandwidth capacity, the service additional bandwidth capacity and the network protection and recovery capacity of each link; calculating the sum of the service guaranteed bandwidth capacity, the service additional bandwidth capacity and the network protection and recovery capacity, and taking the sum as the planned capacity of each link; and determining the configuration of the network capacity according to the planned capacity of each link. According to the method and the device for planning the packet transmission bearer network capacity, the requirements of different service flow models can be fully taken into account because the quantitative design is carried out on the levels of the links and the demands of service guaranteed bandwidth, service additional bandwidth and protection and recovery are given attention to. Furthermore, a statistical multiplexing manner is adopted, and the demands of the models of the service guaranteed bandwidth, the service additional bandwidth and the protection and recovery, are met as much as possible on the premise that less network capacity is configured, so that the reliability in service transmission is improved.

The invention discloses a raw tobacco automatic storage and conveying process, which relates to a storage and conveying process in tobacco industry, in particular to the technical field of raw tobacco sorting, package, storage and conveying processes in the threshing and re-curing production in the tobacco industry. The raw tobacco automatic storage and conveying process is realized through the following steps of: a, material unit standardization, wherein the standardization is carried out by a basket type tray; b, gunny-bag framing; c, entering of a solid gunny-bag basket into a storage cabin; d, storage cabin delivery for dampening sorting; e, package according to sorting grades; f, solid basket sorting for entering a balance cabin; g, cabin transfer from the storage cabin to the balance cabin; h, natural softening storage; i, balance cabin delivery and sorting packing; j, delivery and bar placement; and k, basket type tray recovery. The process disclosed by the invention has the advantages that the quantitative design of the material unit is realized, then, the basket type tray is used as the minimum storage unit for storing raw tobacco leaves, and the quantitative packing, the automatic conveying, the automatic high-layer storage rack storage and the automatic delivery of the raw tobacco leaves can be realized.

A method for optimizing aerodynamic matching between full three-dimensional stages of an axial flow compressor is provided. For a given axial compressor blade geometry, the RANS method is adopted, a 3-D viscous internal flow field is numerically simulated, and according to the numerical simulation results, the design target loads of each design section of the stator blade are constructed. For therotor, the target load distribution of the design section of the rotor blade is calculated, and the outlet flow boundary condition is given to ensure that the flow rate remains unchanged before and after optimization, that is to say, the purpose of completing the whole stage matching modification design of the compressor is achieved. The method can simultaneously complete quantitative design for swirl angle distribution and rotor pressure ratio distribution of an axial flow compressor stator outlet under a full three-dimensional environment. As a result, the axial compressor rotor and stator can be modified at the same time, the limitation that the traditional axial compressor aerodynamic matching modification technology can not simultaneously modify the rotor and stator blades is broken through, and an ideal aerodynamic matching effect is obtained.

The invention discloses a tunnel face support and reinforcement parameter design method. The tunnel face support and reinforcement parameter design method mainly comprises the following steps that (1), according to the parameters such as tunnel burial depth and excavation size, the geometric relationship among tunnel burial depth, excavation size and failure range is determined; (2), according tothe principle of conservation of energy, the pressure of tunnel face surrounding rock is obtained; (3), according to a shear-slip method, the resistance of the tunnel face support is obtained, such asthe resistance of a spray layer and the resistance of an anchor rod; and (4) by comparing the pressure of tunnel face surrounding rock and the resistance of the tunnel face support, whether the support reinforcement is safe or not can be judged; and the tunnel face support and reinforcement design parameters are further optimized. The tunnel face support and reinforcement parameter design methodprovides a calculation method for judging the safety of tunnel face support and reinforcement parameters, changes the current situation that the design of tunnel palm surface support and reinforcementrelies on experience for a long time, and realizes the quantitative design of tunnel face support and reinforcement parameters.

The invention discloses a composite lining design method with primary support as the main bearing structure, including the applicability judgment of primary support, the design method of primary support and the secondary lining design method; when the pH value of groundwater is greater than 3, In the environment where the groundwater does not contain sulfate and the water pressure is less than 0.2MPa, the primary support is used as the main load-bearing structure of the composite lining; the load-structure calculation model can be used for the support structure where the primary support is the main load-bearing structure, and the initial The support is the quantitative design parameter of the primary support of the main load-bearing structure; the secondary lining is only used as a safety reserve to bear accidental loads due to the deterioration of the primary support and earthquakes, and the parameters are determined according to the requirements of the structural structure and the operating environment of the tunnel. The composite lining design of the tunnel with the primary support as the main bearing structure can give full play to the role of the primary support, improve the quality of the tunnel structure, and speed up the construction progress.

The invention discloses a corrugated steel plate lining reinforcement parameter design method and structure based on tunnel lining defect detection. The corrugated steel plate lining reinforcement parameter design method is composed of five parts including corrugated steel plate geometric parameter design, corrugated steel plate geometric partitioning design, corrugated steel plate connecting component design, corrugated steel plate durability design and corrugated steel plate safety checking calculation, wherein the design is ended only when all safety checking calculations are passed, and otherwise, the design process needs to be executed again. The corrugated steel plate lining reinforcement parameter design method based on tunnel lining defect detection can provide a reasonable and effective method for selection and quantitative design of a tunnel corrugated steel plate lining reinforcing structure, and avoids blindness and randomness of a traditional design method, and the whole design process is clear in quantification, convenient to implement, safe, reliable, economical, applicable, scientific and reasonable and the corrugated steel plate lining reinforcement parameter design method has wide popularization prospects.

The invention discloses a tunnel initial support design method based on a safety factor method, and belongs to the field of tunnel engineering. By calculating surrounding rock pressure of shotcrete-bolt support, and combining a design function of a shotcrete-bolt support structure (i.e., a main bearing body or a temporary support), tunnel characteristics, construction quality, engineering importance and other factors, a total safety factor of the shotcrete-bolt support structure is determined, and a safety factor of a combined arch structure composed of a spray layer, a bolt and surrounding rock is also determined; and then the total safety factor of the shotcrete-bolt support structure is assigned to the corresponding spray layers and the corresponding bolts, thereby calculating the parameters of the spray layers and the bolts, and completing parameter design of the tunnel initial support structure. The tunnel initial support design method based on the safety factor method can providea reasonable and effective method for component selection and quantitative design of the tunnel initial support structure, avoids blindness and randomness of a traditional design method, steps are simple and convenient, implementation is convenient, and the promotion prospects are broad.

The tunnel forepoling design method includes the steps: based on a classic wedge-shaped body model, comparing the size relation between the stability coefficient K of a tunnel face and the designed stability coefficient [K] of the tunnel face, to guide the design of forepoling measures; if the stability coefficient K of the tunnel face is smaller than or equal to the designed stability coefficient[K] of the tunnel face, sequentially adding a tunnel face sprayed concrete forepoling measure, a lead pipe-shed support measure, a tunnel face anchor rod forepoling measure and a tunnel face groutingforepoling measure; and until the stability coefficient K is greater than the designed stability coefficient [K] of the tunnel face, establishing a forepoling system design method for mechanized full-section construction of the weak surrounding rock tunnel, and realizing quantitative design of tunnel forepoling.

The invention discloses a three-stage energy absorption support design method for a coal mine rock burst roadway. The method comprises the following steps: acquiring roadway surface displacement R caused by the most serious rock burst of a mine, a maximum energy value EL monitored by a mine micro-seismic system and a distance L0 between a maximum micro-seismic source and a roadway damage point; calculating a roadway surrounding rock impact loosening radius R0; calculating loose surrounding rock impact kinetic energy Ec within the roadway strike length; selecting energy-absorbing anti-impact anchor cables, energy-absorbing O-shaped sheds and energy-absorbing hydraulic supports as energy-absorbing supporting components to form a first-stage anti-impact energy-absorbing supporting mode, a second-stage anti-impact energy-absorbing supporting mode and a third-stage anti-impact energy-absorbing supporting mode; and calculating energy absorption support parameters by adopting a successive progressive method according to an energy balance principle to determine an energy absorption support mode. According to the design method, different energy absorption supporting modes and supporting parameters can be selected according to different released energy of the non-impact ground pressure, so that quantitative design of energy absorption supporting of the impact dangerous roadway is realized; and safety accidents caused by the fact that technicians select supporting parameters only according to experience or engineering categories and the anti-impact capacity is too small or the phenomenon that the supporting cost is increased due to the fact that the anti-impact capacity is too large are effectively avoided.

The invention discloses a method for determining a curtain position and parameters under a complex aquifer condition, which comprises the following steps of: firstly, determining a curtain construction position according to a curtain position selection principle, and then respectively determining the length, the height and the effective width of a curtain according to a corresponding curtain parameter calculation formula; and finally, further correcting and optimizing the curtain parameters through the permeability coefficient of the curtain engineering test. Compared with an existing experience construction method, the curtain position and parameters obtained through the method are more reasonable and reliable, the curtain closure requirement under the complex aquifer condition is met, and quantitative design of the curtain position and parameters under the complex aquifer condition is achieved.

The invention discloses a public building interior decoration engineering sample construction method. The method comprises the following steps of: performing integrated and detailed planning of a scheme from the aspects of dimensions of a user, indoor traffic facilities, indoor space organization, building performance simulation, indoor lighting environment, decorative modeling of wall, roof, floor, furniture, textile and plant and the like based on the design process of qualitative design first and quantitative design later of an interior decoration design scheme according to the design specification of the owner; formulating a sample unit design scheme; after determining the scheme, clearing up the sample room area, and making containment publicity sign; submitting the material sample for approval and determining the material; composing the working drawing; closing up different decoration materials; making a purchase order according to the construction progress; after the products arrive, assembling the products according to the assembly sequence of an assembly drawing; and finishing the decoration details according to a rectification scheme and protecting the finished product. The method disclosed by the invention has the advantages of complete design scheme, low comprehensive cost, simple construction environment and low safety risk.

The invention discloses a method for improving the bipropellant attitude control thruster pulse control precision. By establishing the relation between the bipropellant attitude control thruster pulse control precision and the propellant control valve switch response time as well as the relation between the injector liquid collection cavity volume and the filling time, the method for effectively improving the bipropellant attitude control thruster pulse control precision is put forward. Quantitative design and analysis of the pulse control precision of a bipropellant attitude control thruster can be achieved, the design difficulty of the bipropellant attitude control thruster high in pulse control precision can be lowered, and the product development quality is improved.

The invention provides a method for optimizing an automobile instrument cross beam. The method aims at solving the problems that when novel instrument cross beam design is developed, the development cost and the physical experiment cost are high, and the labor cost is increased due to long development time. According to the technical scheme, by means of a quantitative design mode, design errors are reduced, and structural design is optimized. The method has the advantages that on the basis of guaranteeing high inherent frequency and high structural strength, the weight of the product structure is reduced as much as possible, the production cost is reduced, and function design is achieved.

The invention discloses a pile-forming device and pile-forming method for control modulus pile, belonging to the field of bearing characteristic testing of composite foundation of geotechnical engineering. The device of the invention is composed of a drill bit, a motor, a control platform, a drill frame, a drilling rod, a driving chain, a slurry transporting pipe, a pressure pump, and a model box. The method of the invention includes the steps of filling simulation soil layer, preparing cement slurry, and forming pile. The invention realizes the quantitative design of control deform and control bearing force of the composite foundation, and fully mobilizes the function of the soil among piles by adjusting the stress ratio of the pile soil.

The invention discloses a canyon high-stress area hard rock large underground cavern axis arrangement quantitative design method. The method comprises: obtaining an engineering area principal stress value, orientation and spatial distribution through in-situ ground stress testing and inversion analysis; calculating to obtain a damage stress intensity ratio by utilizing the obtained rock saturateduniaxial compressive strength and damage stress; carrying out hard rock judgment by adopting a saturated uniaxial compressive strength value; comprehensively performing high ground stress area division by adopting the first principal stress value and the rock strength-stress ratio; for the arrangement design of the hard rock underground cavern in the high-stress area, using the included angle between the maximum horizontal principal stress direction and the axis direction of the main cavern and the surrounding rock disturbance stress intensity ratio DSSR as the most important factors for determining the cavern arrangement; according to the judgment standard of the surrounding rock disturbance stress intensity ratio, quantifying the included angle between the maximum horizontal principal stress direction and the axis direction of the main cavern. The method has the advantages of being scientific, perfect, clear in index and easy to implement, the construction risk can be reduced, and the overall stability of the underground cavern group is improved.

The present disclosure discloses a colorimetry calculation method for a display. The display includes a quantum dot backlight module and a first polarizer, wherein the quantum dot backlight module includes a light guide plate, a quantum dot thin film layer, and a backlight. The method obtains the correction spectrum of the quantum dot backlight module, and obtains the true spectrum of the quantum dot backlight module when the first polarizer is arranged on the light exit side of the quantum dot backlight module based on the correction spectrum and the measurement spectrum, that is, the modified spectrum, so as to accurately simulate the chromatic offset phenomenon due to the secondary excitation of the first polarizer, and provide the basis for the quantitative design of the display including the quantum dot backlight module. The present disclosure also discloses a chromaticity calculation method of a display.

The invention provides a tunnel face grouting parameter design method and belongs to the field of tunnel engineering. According to the tunnel face grouting parameter design method, the damage mode of a tunnel face under a mechanized full-section working method is considered, a calculation formula for the cohesive force increasing coefficient alpha1 of surrounding rock in front of the tunnel face after grouting is derived through a volume equivalence method, and a calculation method for the stabilization coefficient of the tunnel face is derived through a limit equilibrium method, so that quantitative design of grouting parameters of the tunnel face of a tunnel is realized.