131 results about "Hypergravity" patented technology

The invention provides a concentric circularity counter-flow type super-gravity rotating packed bed, which comprises a shell, a liquid-phase inlet and a gas-phase outlet arranged on the upper end surface of the shell, a gas-phase inlet and a liquid-phase outlet arranged on the lower end of the shell, a rotating body arranged on the center of the shell, and a rotor connected with the rotating body, wherein the rotor comprises a rotating disc permanently connected with the rotating body and a static disc permanently connected with the shell, the two sides of the lower end of the rotor are provided with first access points, the center of the upper end of the rotor is provided with a second access point, the second access point is communicated with the gas-phase outlet and the liquid-phase inlet, and the first access points are communicated with the gas-phase inlet and the liquid-phase outlet; the rotor also comprises a concentric mesh moving coil, the concentric mesh moving coil is composed of a group of rotating coils which are concentric with different diameters and have meshes, the bottom end thereof is permanently connected on the rotating disc, the upper end is rotationally connected with the static disc, and the first access points and the second access point are communicated with the channel of the concentric mesh moving coil. The invention proposes the concentric circularity counter-flow type super-gravity rotating packed bed with low pressure drop, small rotor liquid holdup and better application effect.

The invention discloses a fast preparation method and apparatus of natural gas hydrate with static supergravity, which is characterized that: a reactor is connected with an air intake route, a water inlet route and a vomit route; the air intake route and the water inlet route are all provided with compression device; the air intake route is provided with a spout; the water inlet rout is provided with a nozzle; the spout and the spout are all arranged in the reactor; the spout is arranged on the inner wall of the reactor and to the circumferential direction; the nozzle is arranged on the axial position of the upper part in the reactor; an inner cooler is arranged on the axial position of the reactor and an air vent is arranged on the upper part of the reactor. The apparatus can not only remove the hydration heat fast, but also can change the flow field of gas, liquid and solid in the reactor, so as to realize the fast renewal of the three-phase interface of gas, liquid and solid.

The present invention relates to an oil-gas-water three-phase hypergravity separator, including a housing, one or more swirling hypergravity gas-liquid separators, one or more swirling hypergravity oil-water separators, a group of water return pipe, a group of oil return pipe, an oil-water interface controller and a solenoid valve. The housing is divided into a water-collection chamber, an oil-water chamber and an oil-collection chamber from bottom to top by a lower separation plate and an upper separation plate. The gas-liquid separator is inserted from the top of the housing, penetrated through the oil collection chamber and not communicated with the oil collection chamber. The inlet pipe and the exhaust port of the gas-liquid separator are located outside of the housing. The liquid discharge port of gas-liquid separator is communicated with the oil-water chamber. The oil-water separator is arranged in the oil-water chamber. The oil-water inlet of the oil-water separator is communicated with the oil-water chamber. The oil discharge outlet is communicated with the oil collection chamber. The water outlet is communicated with the water collection chamber. The oil collection chamber and the water collection chamber are communicated through the water return pipe and the oil return pipe. The oil-water interface controller and the solenoid valve control the water discharging. The oil-gas-water three-phase hypergravity separator solves the problem of large volume and large floor area of conventional three-phase separators.

The invention relates to concentric cross-flow type rotating packed bed in high-gravity field , comprising a shell, a rotating disc, a rotating shaft and a liquid redistributor, the shell is provided with a medium a inlet pipe, a medium b outlet pipe, a medium d outlet pipe and a fluid bath, a concentric ring and the liquid redistributor are fixedly connected with the rotating disc, the center of which is in fixed connection with the rotating shaft, the end of labyrinth seal is in connection with the shell, the lower end is in connection with a guiding pipe which is inserted in the fluid bath, the labyrinth seal and the rotating disc divide the shell into an upper cavity and a lower cavity, the medium b outlet pipe is in communication with the upper cavity, the medium a inlet pipe and the medium d outlet pipe are separately in communication with the lower cavity, one end of a medium c inlet pipe is in communication with the upper end of a liquid distributor, while the other end surpasses the shell and is sealed together with the shell. The beneficial effect of the rotating packed bed is that the rotating packed bed of the invention has the simple and reasonable structure so as to be easily installed, the little gas resistance, the low equipment pressure drop, and the higher efficiency and the better effect of gas-liquid mass transfer.

The invention provides WNbTaMoV high-entropy alloy. The WNbTaMoV high-entropy alloy is composed of the elements of W, Nb, Ta, Mo and V and is of a single body-centered cubic structure. The invention further provides a preparation method of the WNbTaMoV high-entropy alloy. According to the preparation method of the WNbTaMoV high-entropy alloy, aluminothermic reaction in the combustion synthesis technology is combined with the hypergravity field separation technology, the preparation process is free of pollution and low in energy consumption, and the high-compactness WNbTaMoV high-entropy alloy can be rapidly prepared.

The invention discloses a treating method for in-depth dearomatization of a diesel oil fraction. The method is characterized in that raw oil enters into a hypergravity reactor filled with a non-noble metal catalyst for countercurrent contact with hydrogen to realize desulphurization, denitrification and partial aromatic saturation, and then in-depth dearomatization is carried out in a fixed bed reactor filled with a noble metal catalyst. With the treating method provided by the invention, a stripping separation system in a two-stage process can be omitted, and the content of sulfur and aromatic hydrocarbons in a raw material can be greatly reduced.

The invention provides a concentric circularity counter-flow type super-gravity rotating packed bed, which comprises a shell, a liquid-phase inlet and a gas-phase outlet arranged on the upper end surface of the shell, a gas-phase inlet and a liquid-phase outlet arranged on the lower end of the shell, a rotating body arranged on the center of the shell, and a rotor connected with the rotating body, wherein the rotor comprises a rotating disc permanently connected with the rotating body and a static disc permanently connected with the shell, the two sides of the lower end of the rotor are provided with first access points, the center of the upper end of the rotor is provided with a second access point, the second access point is communicated with the gas-phase outlet and the liquid-phase inlet, and the first access points are communicated with the gas-phase inlet and the liquid-phase outlet; the rotor also comprises a concentric mesh moving coil, the concentric mesh moving coil is composed of a group of rotating coils which are concentric with different diameters and have meshes, the bottom end thereof is permanently connected on the rotating disc, the upper end is permanently connected on a rotor cover plate, which is rotationally connected with the static disc, and the first access points and the second access point are communicated with the channel of the concentric mesh moving coil.

A reactor for distribution modulation of Fischer-Tropsch synthesis products and application thereof belong to the technical field of hypergravity reactor. The reactor comprises a sealed reactor shell, a rotor fixed with catalyst bed layers, a rotating shaft, an end cover, a reactant inlet and a reactant outlet. A rotor of a rotating packed bed catalytic reactor is provided with multiple concentric ring-type catalyst bed layers therein; an interlayer heat transfer section is arranged between every two catalyst bed layers, the interlayer heat transfer section is a concentric ring formed by multiple separated casings or heat pipes surronuding the center of the rotor; the end cover is provided with a heat transfer medium inlet and outlet devices; and the outer edge of the rotor is provided with blades. The rotating packed bed catalytic reactor changes the variety and amount of catalyst and inner structure and hypergravity level of the hypergravity reactor to synthesize products with specific component distribution with high selectivity. The hypergravity rotating packed bed catalytic reactor with a novel structure of the invention has advantages of orientated production of the target product, good heat and mass transfer performances and long service life of catalyst, etc.

The invention provides a large diameter hypergravity field revolving bed mass transfer and reaction equipment, which belongs to the fields of chemical industry, petrochemical processing, fine chemical, and environment protection. The equipment is in a vertical structure, and comprises: a housing, an equipment base (12), and a driving device (11). A material cage rotor (19) is arranged in the housing through a rotor supporting device (26) which adopts a rotary table structure. The upper portion of the rotor supporting device is connected to the driving device(11), such that the material cage rotor (19) can be driven to rotate together. The lower portion of the rotor supporting device is fixed on the housing. With the equipment provided by the present invention, a hypergravity field revolving bed can be applicable in the occasions involving large rotors with large diameters and large weight, the operation stability of the large diameter hypergravity field revolving bed is improved, the anti-unbalancing capacity of the revolving bed is improved, and the revolving bed can operate for a long period.

The invention provides a supergravity device for fully utilizing energy, an oxidation method and system, wherein the device comprises a supergravity reactor body and a passive turbulent flow part, a collision part of the passive turbulent flow part is impacted after liquid is thrown out of a rotating chamber, the collision part rotates and driving the bottom passive turbulence part to rotate so asto strengthen the gas-liquid mass transfer of the reaction system; the contact area of liquid and gas is increased through the hypergravity reactor to strengthen mass transfer in the upper cavity, the mixing between gas and liquid is improved through rotation in the lower cavity, the reaction time is prolonged, the mass transfer and the mixing are further strengthened, the energy is efficiently utilized, and the problem of leakage of the reaction cavity caused by collision of the high-speed rotating fluid to the reaction cavity is avoided; furthermore, a differential environment of two-stageenhanced mass transfer and reaction can be formed, the requirement of a special reaction system can be met, and a new idea is provided for reaction differential control.

The invention discloses a reinforced multi-stage spraying high-gravity rotating packed bed with a flat netted board and the application thereof, the rotating packed bed comprises a rotating bed shell, a motor and a rotating shaft which is arranged inside the shell, the peripheral of the shaft is provided with a hollow tumbler, a middle pipe with a hole is inserted into the middle of the shaft which is provided with hollow structure, the pipe is provided with a liquid inlet port, a rotating shaft inside the tumbler is provided with small holes, the tumbler corresponding to the rotating shaft is also provided with small holes, at least two flat netted boards are fixedly arranged on the tumbler, which are arranged horizontally, and an axial distance is kept between the flat netted boards. The reinforced multi-stage spraying high-gravity rotating packed bed with the flat netted board can not only strengthen the mass-transfer and heat-transfer between gas-liquid two phase, and improve dedusting efficiency, but also can avoid high gas resistance loss, so in the condition of low gas resistance, high heat-transfer and mass-transfer coefficient and high dedusting efficiency can be obtained, and in industry, the invention has the value of being widely spread and applied.

The invention discloses a method for preparing graphene through a hypergravity technology. The method comprises the following steps: carrying out pretreatment on graphite to increase the interlayer spacing of graphite, and peeling pretreated graphite in a hypergravity rotating bed to obtain graphene. The preparation method has the advantages of simplicity, easy implementation, low cost, high output, suitableness for large scale production, and wide application prospect. Graphene prepared through the method has very high conductivity and extremely few defects.

The invention belongs to the technical field of combustion synthesis preparation, and in particular relates to a thermite for hypergravity-assisted combustion synthesis of a copper-based composite material. According to the thermite provided by the invention, the formula employs a CuO powder with particle size in gradient distribution and an Al powder with particle size in gradient distribution, combustion rate and heat release amount in the preparation of the copper-based composite material is controlled by adding a Cu2O powder, a Cu powder, a MgO powder and a CaF2 powder, so as to realize stability and controllability of thermit reaction in the supergravity field. The thermite provided by the invention has the advantages of low sputtering rate, high heat release amount, stability and controllability, and is suitable for hypergravity-assisted combustion synthesis of various copper-based composite materials.

The invention discloses a hypergravity-process triglycol natural gas dehydration system which is characterized in that the outlet of a filtering separator is connected with the side inlet of a first hypergravity machine; the upper outlet of the first hypergravity machine is connected with the inlet of a gas-liquid separator; the lower outlet of the hypergravity machine is connected with the inlet of a heat exchanger; the outlet of the heat exchanger is connected with the inlet of a buffer tank; the outlet of the buffer tank is connected with the upper inlet of a second hypergravity machine; the upper outlet of the second hypergravity machine is connected with the inlet of a flash evaporation tank; the outlet of the flash evaporation tank is connected with the inlet of a pump; the outlet of the pump is connected with the upper inlet of the first hypergravity machine. According to the system, the characteristics of the enhanced absorption reactions of the hypergravity machines are utilized and high efficiency of triglycol is combined; the system has the advantages of simple equipment structure, small occupied area, easiness for dehydration, good operating flexibility, high efficiency and the like, and is a novel technology for removing the moisture in natural gas of an offshore platform.

The invention discloses a malodorous gas treatment integrated process, which solves the pollution problem of malodorous gas with high concentration, high output and complicated ingredients discharged in the oil refining chemical field. The malodorous gas treatment integrated process adopts a hypergravity revolving bed, a packed absorption tower, and two absorbents for multistage absorption of malodorous gas. The malodorous gas treatment integrated process is safe and equipment consumes little power when running.

The present invention belongs to the production technical field of the oxid transparent ceramics, and relates to a hyper-gravity assistant non-balancing method for producing the aluminia-base transparent ceramic material (such as the aluminum oxide, yttrium aluminium garnet, etc.), which comprises the raw materials by weight (based on the ultra-fine aluminum powder): 10 to 50 portions of ultra-fine aluminum powder, 10 to 80 portions of pure-metal-analysis oxid powder, 0 to 35 portions of pure-rare-earth-analysis oxid powder aid, 0 to 10 portions of pure-alkali-soil-analysis metal oxid powder aid, 0 to 5 portions of pure non-metal oxid powder aid and 0 to 10 portions of pure fluorid powder aid. The raw materials are put into a clean grinding machine to be adequately grinded and mixed, and then are loaded into a hyper-gravity combustion synthesis device to synthesize the aluminum-oxide-base ceramic-block material that is cut, grinded and polished to be the aluminum-oxide-base transparent ceramic material with bright and smooth surface. The density of the transparent ceramic block is about 96 percent, and the transmittance is intermediate at the range from 10 percent to 60 percent.

The invention belongs to the technical field of toluene diisocyanate production and discloses an III-shaped hypergravity device and technology for continuous preparation of toluene diisocyanate. The device and technology solves the problem that the existing toluene diisocyanate production technology has poor reaction selectivity and a low conversion rate because of large difference of a material volume flow ratio thereby causing reaction device fault. The hypergravity device comprises a cold reactor and a heat reactor. The cold reactor comprises an unlimited impinging stream structure and a hypergravity structure. The unlimited impinging stream structure comprises a main material feeding pipe, an auxiliary material feeding pipe I and an auxiliary material feeding pipe II. The technology comprises that a phosgene inert solution and a toluenediamine inert solution are collided by the unlimited impinging stream structure, and the mixture is fed into a rotating filler, then is fed into the heat reactor and undergoes a reaction to produce a toluene diisocyanate TDI crude product. The device and technology realize basically complete toluene diisocyanate reaction, prevent urea substance generation, effectively prevent pipe and reactor blocking and improve toluene diisocyanate production efficiency.

The invention provides an ultrasonic microwave coupling hypergravity reaction device and system. On the one hand, the dispersing and mixing effects of the whole device can be further improved, so thatthe reaction device has extremely high dispersing and mixing effects, and gas obtained after supergravity and microwave coupling exists in liquid in a micro-nano level bubble form; on the other hand,the purpose of uniform heating can be achieved for a heating system; meanwhile, an ultrasonic feed-in unit is arranged at the bottom of a second cavity, solid-liquid or gas-liquid dispersion can be enhanced, a supergravity unit and the microwave feed-in unit are also used, the dispersity of the gas in the liquid is good, and the gas bubbles reach the micro-nano level, so that the difficulty of liquid overflowing caused by ultrasonic mechanical vibration improved, the defect that the staying time of the gas in the liquid is short due to ultrasound is overcome, and the device is especially suitable for gas-liquid, gas-liquid-solid and other multi-phase reaction systems.

The invention discloses a hypergravity two-dimensional rock mass model experiment device and a hypergravity two-dimensional rock mass model experiment method. The device comprises a control center, aground oil source, a centrifugal machine, a rock loading box, an image observation device and a counterweight block; the rock loading box comprises a reaction box frame, a sheet rock sample, a confining pressure oil bag, a rigid shaft pressing head and a shaft pressing oil bag; the method utilizes N times of hypergravity environment to carry out a 1/N time of rock mass scale model experiment, thereby greatly improving the similarity of the model experiment; the rock mass model is in a thin sheet shape, and the side plates are transparent, so that deformation, cracking and the like on the sidesurface of the sample can be directly observed in an image; compared with a single-point measurement mode of a prior strain gauge and displacement sensor, the monitoring density is greatly improved, the cost is greatly reduced, and the overall planning difficulty is greatly reduced; an integrated hydraulic oil bag is adopted to provide high pressure, a rock sample does not need to be sealed by a rubber sleeve, and the observation is convenient; and the requirement on the sealing performance of the device is greatly reduced.

The invention relates to a device and a method used in high-gravity electrochemical reaction and belongs to the technical field of electrochemical reaction under special conditions. The device comprises: a centrifuge, a strong electricity transmission system, a weak electricity transmission system, a gas transmission system, an image collection system, an electrobath system and an electrochemical reaction control system. The rotation of a centrifuge rotator is used for creating a high-gravity field in a test glass and the electrochemical reaction is carried out in the high-gravity field; electrochemical signals, temperature control signals and image signals are transmitted through a conducting ring of the weak electricity system; the power required by the temperature rising of the electrobath is transmitted through a power ring of the strong electricity system; the online collection of the gases generated by the electrochemical reaction or the control of the atmosphere inside the electrobath are realized by the gas transmission system; the reaction process on the electrode surface and the interface state are monitored by the image collection system; the electrochemical reaction is carried out in the electrobath. The device and the method have the advantage of synchronous realization of multi functions and are suitable for the research and application of electrochemical reaction process under high-gravity environment.

The invention discloses an air purifier with a hypergravity device. The air purifier comprises an air inlet and an air outlet. The hypergravity device is located between the air inlet and the air outlet. The hypergravity device comprises a housing provided with an enclosed purification chamber in the housing interior, a rotation shaft rotatingly installed in the purification chamber, a motor provided with a motor output shaft in a linkage fit relationship with the rotation shaft, purification brush hair fixed to the shaft wall of the rotation shaft and having the length greater than or equal to a distance between the shaft wall of the rotation shaft and the inner wall of the purification chamber, and water inlet and outlet mouths arranged on the purification chamber. The air inlet is connected to the lower part of the purification chamber and the air outlet is connected to the upper part of the purification chamber. Ozone water enters into the purification chamber and adheres to surfaces of the purification brush hair. Along with rotation of the purification brush hair, the surface area of the ozone water is increased by drawing and the ozone water fully contacts with contaminated air so that purification effects are obtained. The air purifier has thorough air cleaning effects, can remove various pollutants in air and can prevent secondary pollution.

The invention relates to a method used for preparing light magnesium carbonate. The invention belongs to the field of ultra-fine particle preparation. First, a magnesium chloride solution is heated to a temperature of 50-90 DEG C, and the solution is added into a hypergravity reactor; simultaneously, a mixed gas containing NH3 and CO2 gases is delivered into the reactor; the solution contacts the mixed gas by a counter current manner in the reactor; the solution is circularly fed, and a circulated mixed absorbing reaction of MH3 and CO2 is carried out in the hypergravity reactor; after the reaction, the solution is filtered, and ammonia ions and chloride ions are removed by washing by using deionized water; the obtained material is dried by baking under a temperature of 110 DEG C, such that light magnesium carbonate is prepared. The concentration of magnesium chloride is 0.1-1mol/L, the operation pressure is normal pressure which is 1atm, and the hypergravity level is 118-600g. With the method provided by the invention, rapid, microscopic, and uniform mixing can be realized, such that a homogeneous nucleation condition required by the preparation of light magnesium carbonate can be reached. According to the invention, the process is easy to control, and aging is not required. The method provided by the invention is advantaged in simple technology and high efficiency. The method can easily be applied in large-scale productions.

The invention discloses a hyper-gravity purification method for ammonia and nitrogen sewage. In the method, a blowing and doff hyper gravity machine is first utilized to carry out a blowing and doff treatment to the sewage. An absorption hyper gravity machine is then utilized to carry out an ammonia removal treatment to the gas concluding ammonia outputted by the blowing and doff hyper gravity machine. The invention also discloses a hyper-gravity machine, which comprises a sealed shell. The top of the shell is provided with a gas inlet and the bottom of the shell is provided with a liquid discharge outlet. A round cylinder shape rotary drum is arranged inside the shell. The surrounding of the drum is densely covered by pylomes. A baffle group is arranged inside the drum. In the central of the drum, a pylome is arranged which is communicated with the gas outlet and liquid inlet on the shell. The hyper gravity blowing and doff hyper technology in the invention is a novel mass-transfer technology which can reduce the tower height, strengthen the mass-transfer and reduces the pressure drop. When hyper gravity blowing and doff hyper technology is used for treating the leachate of the landfill, on one hand, the operation cost can be saved, on the another hand, the recycled ammonium sulfate can be used as fertilizer.

The invention provides a method for preparation of superfine silica flour. The process contains the following: using sodium silicate and sulphuric acid as the raw material, precipitating in the rotary filler layer of hypergravity reactor, controlling the acid-loading speed and the rotary-bed rotary-speed to match with the precipitation speed and produce non gel, and then conventionally post-treating the reacted feed liquid to produce superfine silica flour. Compared with traditional sulfuric acid process, the reaction time shortens to 20 minutes from 2 hours, and the mean particle diameter of prepared silica flour is about 5-25nm.

The invention discloses a hypergravity oil-water separation device. The hypergravity oil-water separation device comprises a frame, and a barrel body arranged on the frame, wherein a vortex runner separation disc is arranged in the barrel body and used for centrifugal separation of an oil-water mixed solution, vortex runners are arranged on the vortex runner separation disc and used for guiding the flow of the oil-water mixed solution, and a power mechanism is arranged on the frame and used for driving the vortex runner separation disc to rotate around a vertical central shaft of the vortex runner separation disc. The hypergravity oil-water separation device is simple in structure; through the hypergravity centrifugal separation method, good oil-water separation effect and high oil-water separation efficiency are achieved.