165 results about "Consolidation process" patented technology

Composite materials formed from biocompatible polymer fibers and biodegradable polymers are disclosed. The heat treatment conditions for the reinforcing fibers are described so that the mechanical properties of the fibers can be retained during composite consolidation process. The processing conditions and set-ups to consolidations are constrained to the temperatures lower than fiber heat treatment temperatures. The reinforcing fibers are restrained under tension so that the minimum relaxation occurs during consolidation process.

Earth-boring tools for drilling subterranean formations include a particle-matrix composite material comprising a plurality of silicon carbide particles dispersed throughout a matrix material, such as, for example, an aluminum or aluminum-based alloy. In some embodiments, the silicon carbide particles comprise an ABC—SiC material. Methods of manufacturing such tools include providing a plurality of silicon carbide particles within a matrix material. Optionally, the silicon carbide particles may comprise ABC—SiC material, and the ABC—SiC material may be toughened to increase a fracture toughness exhibited by the ABC—SiC material. In some methods, at least one of an infiltration process and a powder compaction and consolidation process may be employed.

A model consolidation process combines multiple configuration models into a single unified configuration model that contains the union of the allowable combinations (i.e. combinations that are buildable) from each of the original models. An aspect of at least one embodiment of the model consolidation process is that it allows models to be combined in such a way that any incompatibilities or contradictions between models are detected and automatically resolved where possible. If an incompatibility is detected that cannot be automatically resolved, then the configuration models should not be combined. Instead if this incompatibility case occurs, at least one embodiment of the model consolidation process produces a description of the problem encountered and report the problem along with the necessary information required for a human to resolve it.

A transparent, reinforced, composite polymeric fiber that has a polymeric body portion made from a first thermoplastic polymer that is transparent to visible light. The fiber includes polymeric reinforcement elements embedded within the polymeric body portion. The polymeric body portion extends between and about the polymeric reinforcement elements. Each polymeric reinforcement element is formed from a second thermoplastic polymer that is transparent to visible light. The peripheral portion and outer surface of the polymeric body portion defines a peripheral portion and outer surface, respectively, of the transparent, reinforced, composite polymeric fiber. A plurality of the fibers are formed into an array that is processed with a consolidation process to form a transparent, reinforced, composite structure.

The invention relates to a three-dimensional network drainage device for accelerating the consolidation speed of the drainage of filled silt. The device is composed of a ripple pipe, a plastic drainage plate and a pumping-drainage pipe, water inlet holes are evenly distributed on the side wall of the ripple pipe, geo-filter cloth is wrapped at the outside thereof, medium-coarse sand with 50cm to 60cm is filled at the bottom part of the ripple pipe, the plastic drainage plate and the ripple plate are connected by adopting the geo-filter cloth for binding, the lower part of the pumping-drainage pipe is processed into a perforated pipe to be inserted in the medium-coarse sand at the bottom part of the ripple pipe, the upper part is connected with an outer pumping-drainage system by a connector to form the three-dimensional network drainage device; a drainage pipe network in the silt filling and the consolidation processes can be connected with an outer pumping-drainage device, thereby realizing the whole process of drainage and improving the drainage efficiency and the speed.

The invention relates to the technical field of preparation of triaxial experiment samples in rock mechanics and discloses a triaxial sample preparation device for low-liquid limit silty soil and a sample preparation method. The device comprises a sample tube, a smoothening device, a vibrator and a loading device. The method comprises the following steps: sleeving a rubber diaphragm in a split cavity; gradually pouring soil sample; controlling the initial dry density through the smoothening device and the vibrator; filling carbon dioxide and air-free water from a base until saturation; and carrying out sample consolidation process according to a secondary dry density. According to the invention, the problem of producing uniform silty soil sample is solved, the split cavity integrates the functions of positioning and sealing so as to improve the dimensional precision and the sealing effect of the sample; a rubber-steel combined vibrating head is adopted to improve the vibration and densification effect; and the matching with a current triaxial apparatus is realized, which reduces the equipment investment; and through the two-stage control of the initial dry density and the secondary dry density, the density of the sample can be optionally appointed within a certain range.

Method of providing a desired material on at least a portion of a surface of a substrate of a component, such as a medical implant component. The method may comprise the steps of arranging the component in a holding fixture which is capable of holding the component at atmospheric or substantially atmospheric pressure, and spraying particles of the desired material at a predetermined high velocity toward the at least one portion of the surface of the substrate so as to enable a layer of the material to be accumulated thereon. The spraying may be performed at atmospheric or substantially atmospheric pressure. The desired material may be a reactive type material, such as titanium or an alloy thereof. The method may enable a high density coating or layer of the material to be provided without the use of a post spray thermal consolidation process.

The invention discloses an underwater vacuum preloading centrifugal model testing device and an underwater vacuum preloading centrifugal model testing method. The device comprises a centrifugal machine and also comprises an underwater soil body self-weight consolidation system and a vacuum driving system, wherein the underwater soil body self-weight consolidation system comprises a test model box loaded with soil body; and the vacuum driving system comprises a vacuum gas-water separation box, a vacuum aspirator pump, a rotating adapter, a high-pressure air supply device and the like. The invention can simulate soil body self-weight consolidation, namely can simulate an initial stress state of the soil body. Meanwhile, the invention adopts high-pressure air to acquire vacuum and is applied to centrifugal model testing technology, underwater vacuum preloading can be simulated, land vacuum preloading also can be simulated, vacuum preloading consolidation process and the final stress state of the consolidated soil body can be simulated, and the aim of testing underwater testing soil body displacement is fulfilled. The testing simulation can perform two-dimensional (namely a plane strain problem) or three-dimensional vacuum preloading-related simulation, and the internal stress and displacement field in a soil body consolidating area can be effectively measured.

A method for the formation of at least one passage hole in a high-temperature substrate is described. For each desired passage hole or group of passage holes, a node is first formed on the exterior surface of the substrate, by a laser consolidation process. The node functions as a pre-selected entry region for each passage hole. The passage hole can then be formed through the node, into the substrate. Related articles, such as turbine engine components, are also described.

A system and method is provided for utilizing proforma processing on adjustments in consolidation processes. The system comprises a proforma consolidation processor configured for consolidating at least one adjustment entry received from an adjustment journal. The proforma consolidation processor only performs consolidation on the at least one adjustment entry. The results of the proforma consolidation is then output to a pending journal. An inquiry module allows display of the pending journal along with current consolidation ledger balances. If the results of the proforma consolidation are acceptable, then a post module posts the pending journal and the at least one adjustment to the consolidation ledger.

A formation consolidation process is described which comprises injecting into an unconsolidated or poorly consolidated subterranean formation penetrated by a wellbore an aqueous pumpable system comprising an insoluble silica source (e.g., colloidal silica, silica fume or fumed silica) and a source of calcium hydroxide (e.g., aqueous solutions of calcium chloride and sodium hydroxide). The aqueous system may contain a nucleation inhibitor. The components of the aqueous system react to produce a calcium silicate hydrate gel (C-S-H gel) having cementitious properties within the pores of the formation. After the C-S-H gel sets and hardens, the consolidated formation has a high compressive strength (e.g., 500 psi (about 3.5 MPa) or more). The technique can be performed as a remedial treatment or in new completions, but it is particularly useful in workover treatments for existing wells.

Disclosed are methods of processing an object, the object being made of a metal or an alloy, the object having a plurality of open cavities, the method comprising: performing a sealing process on the object to seal the openings of the open cavities, thereby forming a plurality of closed cavities; and reducing the sizes of the closed cavities by performing a consolidation process on the object having the closed cavities. Sealing process may comprise shot peening or coating the object. A consolidation process may comprise a hot isostatic pressing process. The sizes of the closed cavities may be reduced until the closed cavities are no longer present in the object.

The method for manufacturing high-strength discontinuously-reinforced titanium matrix composite comprises the following steps: (a) preparing a basic powdered blend containing the matrix alloy or titanium powders having a particle size <250 μm for 95% of the powder and powders, which reinforcing matrix during high-temperature operations, such as blended elemental reinforcing powders, ceramic powders, intermetallic powders, and / or powders of complex carbide- and / or boride particles that are at least partially soluble in the matrix, (b) preparing reinforcing powders by co-attrition, mechanical alloying, or pre-sintering of blended elemental powders with each other and graphite, (c) mixing the basic powdered blend with the Al-V master alloy powder, and co-attrited, mechanically-alloyed powders, and pre-sintered powders in the predetermined ratio to obtain a chemical composition of titanium matrix composite material, (d) compacting the powder mixture at room temperature by any of room temperature consolidation process, (e) sintering at the temperature providing at least partial dissolution of dispersing ceramic and / or intermetallic powders, (f) high-temperature deformation at the temperature range of 1500-2300° F. resulting in additional in-situ formation of re-enforced particulates, and (g) cooling.

The embodiments disclosed herein relate generally to magnetic resonance imaging systems and, more specifically, to the manufacturing of a gradient coil assembly for magnetic resonance imaging (MRI) systems. For example, in one embodiment, a method of manufacturing a gradient coil assembly for a magnetic resonance imaging system includes depositing a first layer comprising a base material onto a surface to form a substrate and depositing a second layer onto the first layer. The second layer may enable bonding between a conductor material and the substrate. The method also includes depositing a third layer onto the second layer using a consolidation process. The consolidation process uses the conductor material to form at least a portion of a gradient coil.

The invention discloses a gelation and solidification process for waste incineration fly ash, which belongs to the field of environmental engineering. The gelation and consolidation process includes steps such as material backup, powder mixing, solid-liquid mixing, extrusion granulation, pellet curing, etc. After the fly ash and curing agent are measured, they are initially mixed through a diverter valve, and then mixed with a powerful mixer. The two are mixed evenly; the stabilizer is dissolved in water to make a solvent, which can ensure that the stabilizer and the mixed material are mixed evenly, thereby promoting the heavy metal capture more fully, which not only ensures the stabilization effect of the heavy metal in the fly ash; the stabilizer liquid Adding the atomizer to the powerful mixer can effectively control the amount of the stabilizer liquid, and promote the full mixing reaction of the mixed material and the stabilizer liquid. The concentration of heavy metals in the fly ash after treatment can meet the domestic garbage sanitary landfill. According to the requirements, it can be buried in sanitary landfill, which reduces the cost of fly ash treatment.

The invention provides a CCPDI-IMPM method for large deformation analysis pf a saturated porous medium based on a u-p control equation of a generalized Biot theory and a convective particle domain interpolation technology, and the method comprises saturated porous medium large deformation consolidation process analysis and saturated porous medium large deformation dynamic process analysis. According to the method, an implicit time integral strategy is adopted to overcome the defect that a traditional explicit material point method is limited by a critical time step length, and particularly, the calculation efficiency is remarkably improved when a quasi-static problem is solved; and the grid boundary smooth interpolation advantage of the CPDI and the Euler-Lagrangian description advantage of the implicit substance point method are combined, so that compared with the traditional FEM, the calculation performance is more stable when large deformation and extremely large deformation are processed. The invention further provides a method for expanding the substance penalty factor, and the method is used for processing the boundary condition of the fluid-solid coupling system more simplyand accurately.

The invention discloses an unsaturated soil anisotropic consolidation test device. The device can perform anisotropic consolidation tests under the condition of controlling a suction value of a sample according to characteristics of unsaturated soil, and measure the change conditions of volume and water content of the sample in the consolidation process. The device comprises double pressure chambers, a base, an upper cover and a volume change measuring device. The lower end of an inner pressure chamber is connected with the base, and a rubber ring is arranged between the lower end of the inner pressure chamber and the base; the upper and lower ends of an outer pressure chamber are respectively matched with the base and the upper cover, and rubber rings are arranged at the connected parts; pressure chamber grooves are formed on the upper surface of the base and the lower surface of the upper cover, and are matched with the pressure chambers, and the rubber rings are embedded in the grooves; and the rubber rings can prevent water and gas in the outer pressure chamber from leaking and water between the outer pressure chamber and the inner pressure chamber from circulating after the device is sealed. The device can easily measure the change conditions of the volume and the water content of the sample of the unsaturated soil in the anisotropic consolidation tests, has high measuring accuracy, and is simple in structure, convenient to operate, easy to master and high in automation degree.

The invention provides an electroosmosis-vacuum-loading combined consolidometer which comprises a consolidation container, a direct current power supply, a loading system, a vacuum system and a measuring system, wherein an annular circular groove with certain depth is arranged in an upper cover of the consolidation container; a wire guide pipe is arranged at the top of the annular groove; a stainless steel tube with a hole is used as a cathode draining pipe, and is wrapped by geotechnical cloth so as to achieve a back filtering function; a stainless steel bar or carbon rod is used as an anode, and is connected in series by a wire; the draining pipe is arranged at the bottom of the consolidation container, and is connected with a steam-water separating bottle or measuring cylinder through a connecting pipe; and the loading system adopts cylinder-type loading. The electroosmosis-vacuum-loading combined consolidometer is simple to operate, can carry out electroosmosis-vacuum-loading combined or two combined or independent laboratory test research on various soil samples, can be used for monitoring the variation of soil property parameters such as pore pressure, electric potential and settling volume in a consolidation process of the soil samples in real time so as to quantitatively analyze a consolidation effect and provide reliable design parameters for practical engineering application.

The invention provides a soil consolidation detector of using weight and air pressure combined loading and a detection method. The soil consolidation detector is suitable for the technical field of property detection of soil and especially suitable for remolded soil consolidation process testing and consolidation process testing of natural soil with relatively high moisture content. The soil consolidation detector comprises a reaction frame, a weight loading device, a weight and air pressure loading conversion device, a sensing measurement device, a consolidation container and an air source pressure controller; after weight loading and forming of a certain settlement amount, upper counter-force is formed through an adjusting nut and a conversion accessory; an air pressure loading device is started to push the consolidation container to ascend to gradually replace a weight load; air pressure is applied to pre-determined consolidation pressure; and the deformations of soil samples in the weight loading process and the air pressure loading process are automatically switched and observed and the soil consolidation quality is recorded and controlled through two groups of sensors on the sensing measurement device. The soil consolidation detector is relatively high in accuracy and convenient to operate; and soil which is uniform in property and high in strength and has different soil consolidation degrees can consolidated under a high load condition.

The invention discloses a vacuum combined surcharge preloading method settlement volume measurement method. The consolidation coefficient C[td] of each working state time interval is obtained by each settlement volume measured value s[it] of a plurality of working state time intervals; a mathematical average value is obtained by the consolidation coefficients C[td] of all the working state time intervals, so that an equivalent consolidation coefficient C'[v] is obtained, the consolidation degree U of the foundation soil layer at any moment can be solved in the consolidation process, and finally, the consolidation degree of the foundation soil layer at any moment can be solved. The settlement volume measurement method disclosed by the invention is simple, convenient and feasible, measurement accuracy can meet project actual requirements; only basic soil engineering parameters of the foundation soil layer are required to effectively calculate the consolidation settlement volume of a vacuum combined surcharge method soil body at any moment; the measurement method can be used for accurately calculating the settlement volume of a site, a road or similar conditions, accordingly, fill quantities can be accurately estimated during preloading method construction, the measurement method has a certain guide meaning for design and construction, thus the project quality is ensured, and the time limit of the project can be reasonably estimated in advance.

Substantially defect-free titanium aluminide components and methods are provided for manufacturing the same from articles formed by consolidation processes. The method includes providing an intermediate article comprised of a titanium aluminide alloy and formed by a consolidation process. The intermediate article is encapsulated with an aluminum-containing encapsulation layer. The intermediate article is compacted after the encapsulation step. A substantially defect-free titanium aluminide component comprises a compacted three-dimensional article comprised of titanium aluminide and formed by a consolidation process and an aluminum-containing encapsulation layer on at least one surface of the compacted three-dimensional article. The aluminum-containing encapsulation layer comprises an aluminide material, MCrAlY wherein M is cobalt, nickel, or a combination of cobalt and nickel, or TiAlCr.

The invention provides a remote automatic monitoring system and method for pre-compaction treatment of a soft soil foundation, wherein the system comprises a monitoring sensor module, a field control center module and a remote control center module; the detection sensor module comprises a monitoring sensor module which comprises a plurality of automatic sensor groups; the field control center module comprises a plurality of smart measurement and control units and a field control center; the plurality of automatic sensor groups are connected with the corresponding smart measurement and control units, respectively; the smart measurement and control units are in communication connection with the field control center through an Internet of things or a wireless network; and the field control center is in wireless communication connection with the remote control center module. The remote automatic monitoring system provided by the invention is capable of setting up real-time data of formation consolidation key parameters, controlling the consolidation process development of the soil body immediately and controlling the construction quality, and also capable of finally evaluating the reinforcing efficiency and the reinforcing effect of the pre-compaction reinforcing method in Shanghai district, as a result, the measurement accuracy can be effectively improved, the interference of human factors can be avoided and the engineering field line network can be simplified.

The invention discloses a testing device for simulating a warp self-weight settlement consolidation process by a settlement column indoors, comprising an organic glass tube settlement column, a slurry stirrer, a soil sample geotome and the like. The body of the settlement column is connected with a base; a paper ruler is adhered outside the tube wall of the column body; slurry suspension is injected behind the body of the organic glass tube settlement column, the slurry suspension is stirred and mixed uniformly up and down by inserting the stirrer; the opening of the column body is sealed by a rubber band after the opening of the column body is sealed by a seal membrane; the settling height of the suspension level along with time is recorded by observing the paper ruler outside the tube wall so as to study the free settling law of the warp slurry under self-weight action; and after the warp self-weight settlement consolidation process is completed, soil is taken by the geotome layer by layer, the void ratio e of soil layers with different depths is detected, the warp self-weight consolidation law is studied, and the soil body consolidation coefficient cv is calculated. The testing device has the characteristics of small floor area, convenient operation, accurate and reliable data observation, less moisture loss, small soil sample disturbance and the like, and can be applied to early test study of river channel training, harbor desilting, backfill land reclamation and other engineering.

The invention provides a gas-containing soil consolidation test device and a test method. The gas-containing soil consolidation test device comprises a support, a pressure barrel, a piston, a top cap,a perforated plate, a guiding rod, a displacement sensor, a total stress sensor, a steam measurement device, a measurement device for pore water pressure of the upper surface and the lower surface ofa soil sample to be tested, a water inlet and a guiding pipe, wherein the pressure barrel is fixed to the support, the piston is arranged in the pressure barrel, the guiding rod is arranged at the bottom of the piston, the displacement sensor is arranged at the bottom of the support and connected with the guiding rod, the top cap and the perforated plate are arranged on a consolidation chamber from top to bottom, the total stress sensor is arranged on the upper surface of the piston, the steam measurement device is arranged on the top cap, the water inlet is arranged on the pressure barrel, the guiding pipe is arranged on the piston, the water inlet is communicated with a pressure chamber and is externally connected with external pressurizing equipment, and the measurement device for porewater pressure of the upper surface and the lower surface of a soil sample to be tested is respectively communicated with the upper surface and the lower surface of the soil sample to be tested. Thegas-containing soil consolidation test device disclosed by the invention can be suitable for gas-containing soil, can perform moisture separation in a gas sealing and consolidation process and achieves independent measurement.

Earth-boring tools for drilling subterranean formations include a particle-matrix composite material comprising a plurality of silicon carbide particles dispersed throughout a matrix material, such as, for example, an aluminum or aluminum-based alloy. In some embodiments, the silicon carbide particles comprise an ABC—SiC material. Methods of manufacturing such tools include providing a plurality of silicon carbide particles within a matrix material. Optionally, the silicon carbide particles may comprise ABC—SiC material, and the ABC—SiC material may be toughened to increase a fracture toughness exhibited by the ABC—SiC material. In some methods, at least one of an infiltration process and a powder compaction and consolidation process may be employed.

The invention discloses a thermal consolidation experiment model device of soft clay. The thermal consolidation experiment model device comprises a base, a top cover, an internal barrel and an external barrel, wherein the internal barrel sleeves the external barrel, the top cover is arranged at upper ends of the internal barrel and the external barrel, the base is arranged at lower ends of the internal barrel and the external barrel, the base and the top cover are in bolt connection with the external barrel by at least three anchor rods to encircle, a drainage plate is arranged in the internalbarrel, a conductive wire is wound around an outer wall of the internal barrel, an iron rod is arranged in the drainage plate, a piston is arranged at an upper end of the internal barrel, a sleeve groove is formed in the center of the piston and is matched with the drainage plate, a wire through hole is formed in a top end of the sleeve groove, the sleeve groove sleeves the drainage plate and cando upward and downward motion so as to compress soil in the internal barrel, the iron rod and the conductive wire are respectively connected with a positive electrode and a negative electrode of a power supply, an air pressure cavity is encircled and formed between the piston and the internal barrel, an air injection small hole is formed in the bottom cover, a pressurization pump is connected with the air injection small hole by a pipeline, and the pressurization pump is inflated to simulate pile-loading pressure. By the method, the problems of air leakage under vacuum preloading, vacuum degree reduction and non-uniform heating of soil around a manhole during the thermal consolidation process are solved.

A vibratory powder consolidation process is provided in which a powder material is subjected to vibratory energy while under static compressive loading. The process provides rapid, full-density powder consolidation with minimum or no structural degradation.

The invention discloses an electronic evidence consolidation method and system, and equipment. The method comprises: an evidence obtaining client obtains an electronic evidence file according to a user instruction; the evidence obtaining client encrypts the obtained electronic evidence file to obtain encrypted uploading data; and when the time for evidence obtaining completion does not exceed setconsolidation uploading time, the encrypted uploading data are uploaded to an evidence obtaining server, so that the evidence obtaining server receives the encrypted electronic evidence file and stores a decrypted electronic evidence file. Therefore, the obtained electronic evidence file are uploaded correctly and the content is protected from being tampered, so that the data transmission correctness and reliability during the electronic evidence consolidation process are improved and the consolidated electronic evidence data are guaranteed to be true and effective.

The invention relates to a drop condensation enhanced heat exchange surface structure with draining hoses. The drop condensation enhanced heat exchange surface structure comprises heat exchange areas and the draining hoses, and the heat exchange areas and the draining hoses are arranged at intervals so as to keep the drop condensation heat exchange process with condensed liquid drops falling off automatically. In the normal working process, the draining hoses on the heat exchange surface structure are perpendicular to the direction of gravity. The heat exchange surface structure is cooled, the temperature of the heat exchange surface structure is kept to be lower than the saturation temperature corresponding to contact gas pressure, and high temperature gas is subjected to drop condensation in the heat exchange areas. As condensation continues, the condensed liquid drops undergo the processes of nucleation, development and combination to be generated continuously and to grow up. Large liquid drops slip down along the surface under the action of gravity, due to the fact that the shapes of the liquid drops are changed suddenly when the liquid drops pass through the draining hoses, the surface energy of the liquid drop part can be converted into kinetic energy, the liquid drops are made to acquire a heat exchange surface normal velocity and to be disengaged from the heat exchange surface completely under the action of the gravity, and the self-disengaging process of the liquid drops is achieved. The drop condensation enhanced heat exchange surface structure with the draining hoses is simple in structure, reliable in working principle and capable of effectively solving the problem that heat exchange capability is weakened obviously due to the failure of the heat exchange areas.