46 results about "Solid gas" patented technology

The utility model relates to a gas hydrate stable preservation device and system, and the device comprises an upper housing which is provided with a first cylinder body and a top cover, and the bottom of the first cylinder body is open and is provided with a switch valve; the piston reciprocates in the first barrel, a first pressure cavity is defined between one side of the piston and the first barrel, a second pressure cavity is defined between the other side of the piston and the first barrel, the second pressure cavity contains pressurized liquid, a first channel and a second channel are formed in the piston, and a spraying head is arranged at the bottom of the second channel; the lower shell is provided with a second barrel and a bottom plate located on the second barrel, the top of the second barrel is open and detachably connected with the switch valve, pressurized liquid is injected into the second pressure cavity to drive the piston to move towards the extending position, and the gas hydrate in the first pressure cavity is compressed and formed under pressurization of the piston to obtain the solid gas hydrate. And then the switching valve is opened, and the solid gas hydrate is transferred to the lower shell for low-pressure storage.

The invention discloses a hybrid welding process for a wind power tower drum, which relates to the technical field of wind power tower drum welding and comprises a pretreatment stage, a root filling stage, a single-wire submerged arc filling stage and a one-time filling welding stage for the inner side and the outer side of a drum body, according to the process, solid gas shielded welding, single-wire submerged-arc automatic welding and double-wire submerged-arc automatic welding are combined, carbon arc air gouging back gouging is not needed, procedures are reduced, the cost of auxiliary consumables, personnel, power energy and the like is reduced, carbon gouging and polishing are reduced in the welding process, the workshop smoke dust concentration is reduced by 50% or above, and the welding quality is improved. The arc light radiation is weakened by more than 30%, noise pollution of more than 85 dB generated by carbon arc air gouging is eliminated, the working environment of workers is improved, meanwhile, groove abnormity and weld joint repair caused by carbon arc air gouging back gouging are reduced, and the first-pass yield of weld joints is increased to more than 95%.

The present invention relates to a method of promoting adsorption of one or more gases by a solid particulate material, the method comprising (i) in the presence of one or more gases maintained at a pressure of at least 300 kPa, (ii) using milling balls and the solid particulate material in a ratio of at least 60: 1 and (iii) ball milling the solid particulate material at an operating speed of at least 200 rpm.

The present invention relates to a gas hydrate stable storage device, system and method, comprising: an upper shell, which has a first cylinder and a top cover, the bottom of the first cylinder is open and is equipped with a switch valve; a piston, which reciprocates inside the first cylinder, a first pressure chamber is defined between one side of the piston and the first cylinder, and a second pressure chamber is defined between the other side of the piston and the first cylinder, the second pressure chamber receives pressurized liquid, a first channel and a second channel are provided inside the piston, and a spray head is provided at the bottom of the second channel; a lower shell, which has a second cylinder and a bottom plate located on the second cylinder, the top of the second cylinder is open and is detachably connected to the switch valve, pressurized liquid is injected into the second pressure chamber to drive the piston to move to an extended position, so that the gas hydrate in the first pressure chamber is compressed and formed under the pressure of the piston to obtain solid gas hydrate, and then the switch valve is opened to transfer the solid gas hydrate to the lower shell for low-pressure storage.

The utility model belongs to the field of OLED organic light-emitting materials, and particularly relates to an OLED organic light-emitting material collecting device which comprises a working box, an observation window is fixedly connected in the working box, two glove extending holes are formed in the observation window, the outer side of the working box is fixedly communicated with a solid-gas separation device, and the solid-gas separation device is fixedly communicated with the working box. And an air injection assembly is arranged on the outer side of the working box. The sealing elastic cloth is pulled to drive the elastic rope to stretch so as to extract mixed gas in the transmission pipe, then the sealing elastic cloth is loosened to drive the sealing elastic cloth to rapidly rebound through the elastic rope, so that the mixed gas enters the working box along the exhaust pipe, and due to the shape of the exhaust pipe, the mixed gas enters the working box through the elastic rope. By means of the structure, the mixed gas is in a rotating smoke ring shape, is gradually expanded when leaving the exhaust pipe and is provided with part of power, and residual materials on the baffle can be struck through the carried power and dry ice particles, so that the materials are scoured down, and waste of the materials is reduced.

The utility model relates to the technical field of tools for chemical reagent production workshops, and discloses a liquid filling ventilation device which comprises a wind scooper, mounting holes are formed between the upper side wall and the lower side wall of the four corners of the wind scooper, and a solid gas processing mechanism is arranged at the top end of the wind scooper. And two active air draft mechanisms are symmetrically arranged at the top of the fixed gas treatment mechanism, and the solid gas treatment mechanism comprises a sealing cover fixedly connected to an opening in the upper portion of the wind scooper. The whole liquid filling ventilation device adopts an integrated hoisting structure design, the bottom of the whole liquid filling ventilation device is provided with the wind scooper which can be installed in a hoisting mode, the solid gas processing mechanism is arranged above the wind scooper, and the active air draft mechanism is arranged above the solid gas processing mechanism. The whole device can be conveniently and flexibly arranged and mounted in a chemical reagent workshop through the mounting holes in the wind scooper at the bottom of the device in cooperation with bolts.

A dry hydrogen production device includes: a reactor to which water or vapor is not supplied; heating means configured to heat the reactor to 200 to 800° C.; a supply line for hydroxide of at least one of alkali and alkali earth connected to the reactor; a biomass supply line connected to the reactor; at least one carrier gas supply line connected to the reactor; a gas phase reaction product outflow line connected to the reactor, a solid-gas separator connected to the gas phase reaction product outflow line; and a gas separator connected to the solid-gas separator.

The present invention provides a catalyst unloading device and method for a synthesis reactor, wherein a negative pressure is formed by a fan, and a solid-gas mixing chamber, a separator and a dust collector are sequentially arranged along the airflow direction on the air path between the synthesis reactor and the air inlet of the fan; the solid-gas mixing chamber is a shell structure of an indoor cavity, and a tangential inlet of the separator is introduced through a discharge pipe in the middle of the front bottom end along the airflow direction in the cavity, and an adjusting air duct with an adjusting valve is formed in the middle of the rear bottom end, and the air volume can be adjusted by adjusting the opening of the adjusting valve, and the solid-gas mixing chamber leads out a plurality of particle suction pipes connected to the cavity and independent of each other from the peripheral wall, and each particle suction pipe is inserted into the catalyst bed in the tube from the top of the corresponding tube array and can move up and down in the tube array; the outlet of the separator is connected to the inlet of the dust collector through the air duct, and the outlet of the dust collector is connected to the air inlet of the fan through the air duct. The present invention is easy to implement and maintain, saves manpower and operation time, and reduces costs and improves efficiency.

The utility model provides a smoke chamber material separation device for a ceramsite sand rotary kiln, and relates to the technical field of material separation, the smoke chamber material separation device comprises a cyclone separator main body, a spiral gas transmission cavity is arranged at the upper part in the cyclone separator main body, and the cyclone separator main body, an exhaust pipe, a strip-shaped hole and a filter screen are matched for use, so that the separation of materials is facilitated; during operation, the gas inlet pipe of the cyclone separator main body is communicated with an outlet of a smoke chamber of the rotary kiln, gas containing solids enters the cyclone separator main body and then is conveyed by the spiral gas conveying cavity, and large-particle materials are separated from smoke by the spiral gas conveying cavity through centrifugal force. Separated materials fall into a collecting hopper below through a second drain outlet in the bottom end, gas enters an exhaust pipe through a strip-shaped hole and then is exhausted through the exhaust pipe, meanwhile, a filter screen is arranged on the surface of the strip-shaped hole, solid-gas separation is further facilitated, the mode is easy to operate, and material separation is facilitated.

The application discloses application of fulvic acid as a gas hydrate promoter in preparation of gas hydrate and belongs to the technical field of solidified gas storage. A solution with a concentration of 0.1-3 wt% of fulvic acid is used as a gas hydrate promoter, gas is introduced into a high-pressure reaction kettle containing the gas hydrate promoter at low temperature, and solid gas hydrate is obtained after rapid reaction. The application uses natural soil organic matter, is widely available, cheap, green, environment-friendly, non-polluting, and has outstanding effects of promoting growth of hydrate, can significantly shorten the induction time of hydrate formation and enhance the gas storage density, and has a good application prospect.

The compressed air solidification energy storage device comprises a water storage tank and an air storage tank, the outer side of the air storage tank is wrapped with a hollow heat exchanger, the heat exchanger and the water storage tank are connected through a liquid pipeline, an electric heating dehumidification pipe is installed in the middle of the interior of the air storage tank, and an opening is formed in the top end of the air storage tank; a gas pipeline and a power line connected with the electric heating dehumidification pipe are led out; the gas storage tank is filled with a solid gas storage material, the solid gas storage material comprises an upper-layer gas storage material and a lower-layer gas storage material, compared with the lower-layer gas storage material, the influence of moisture on the gas storage performance of the upper-layer gas storage material is small, and a separation net is arranged between the upper-layer gas storage material and the lower-layer gas storage material; the gas pipeline is connected with a pressure gauge and then is divided into two paths, one path is a gas outlet pipeline and comprises a valve II, a pressure reducing valve and a valve III which are connected in sequence, and the other path is a gas inlet pipeline and comprises a pressure release valve, a valve IV, a drying filter pipe and a valve V which are connected in sequence. The storage efficiency of the compressed air can be effectively improved.

The invention provides a composite oxalate modified pentaamino tetrazole gas generating agent and a preparation method thereof.The gas generating agent comprises a solid gas generating agent and a composite oxalate coolant, and the composite oxalate coolant comprises an oxalate compound A and an oxalate compound B, wherein the mass ratio of strontium oxalate in the composite oxalate coolant is 30%-40%. The composite oxalate modified pentaaminotetrazole gas generating agent is beneficial to slagging of the gas generating agent, the combustion temperature is obviously reduced, and the combustion performance is obviously improved.

The invention provides a carbon sequestration and efficiency improvement independent shallow foundation structure and a construction method thereof. The carbon sequestration and efficiency improvement independent shallow foundation structure comprises a gas sequestration strengthening area located in a foundation soil body, and the top of the gas sequestration strengthening area and the bottom face of a foundation pit are located on the same plane; the solid-gas strengthening area comprises a gas filling pipe and a porous particle layer arranged outside the gas filling pipe; the gas filling pipe is vertically arranged at the axis of the solid-gas strengthening area and is used for inputting CO2 gas into the solid-gas strengthening area; quicklime is distributed in the porous particle layer. The method has the beneficial effects that the cementation effect of calcium cementation on loose bodies in the space can be facilitated, the bearing capacity and deformation modulus of a foundation can be improved, the foundation stability and the bearing capacity can be improved in the construction period and for a long time, and meanwhile the ecological benefits of carbon sequestration and carbon reduction are further achieved; and the construction difficulty and the construction cost are low.

The invention discloses a temperature adjusting system of a real gas flow high and low temperature verification system, which is characterized by comprising a heat exchange module and a refrigerating and heating unit, wherein the heat exchange module is internally provided with a sealed accommodating cavity for loading a refrigerating / heating medium, and a section of solid gas conveying pipe for heat exchange, which is made of a heat-conducting metal material and penetrates through the sealed accommodating cavity in a sealing manner, is arranged in a verification solid gas circulating loop of the solid gas flow high and low temperature verification system; wherein the refrigerating and heating unit is used for circularly supplying a refrigerating / heating medium into the sealed accommodating cavity of the heat exchange module, so that the heat exchange module can carry out heat exchange with real gas conveyed in a verification real gas circulating loop of the real gas flow high and low temperature verification system to realize temperature regulation. The system is simple in structure, data of all the temperature measuring sensors can be collected to serve as feedback signals, the fuel gas temperature in a real gas circulation loop can be accurately regulated, controlled and verified through the feedback signals, and real simulation of various real gas temperature working conditions is achieved.

A scanning method for optically scanning an array plate (1) comprising a plurality of spots (3) on a front surface thereof comprises: forming at least one of a solid-gas interface and a solid-solid interface in a first region (1a) of the front surface of the plate by bringing a gas or solid into contact with the first region (1a), and an interface forming step of forming a solid-liquid interface in a second region (1b) of the front surface of the plate by bringing the liquid into contact with the second region (1b), the plurality of spots (3) being included in the second region (1b); a step of optically acquiring first position information on an interface position of at least one of the solid-gas interface and the solid-solid interface; and a step of acquiring second position information on an interface position of the solid-liquid interface on the basis of the first position information.

The application discloses a multi-phase state dangerous chemical product leakage recovery system, which comprises sequentially connected gas-liquid-solid separation module, gas-liquid separation module, gas absorption module and gas adsorption module; the gas-liquid-solid separation module comprises a gravity separator and a solid-liquid collection tank; the gas-liquid separation module comprises a gas-liquid separator and a liquid collection reaction tank; the gas absorption module comprises a Venturi scrubber and a sealed gas-liquid reaction tank; and the gas adsorption module comprises an adsorption chamber; the gas phase separated from the gravity separator and the liquid phase of the solid-liquid collection tank are transported to the gas-liquid separation module, liquid phase and part of the gas phase are absorbed in the gas-liquid separation module, the gas-liquid separator is sequentially connected to the gas absorption module and the gas adsorption module, and the gas phase is absorbed in the gas absorption module and the gas adsorption module. The application can simultaneously recover and efficiently dispose of dangerous chemical product leakage liquid, solid and gas.

The application discloses a solid gas target for inert gas quantitative storage and a preparation method thereof. The solid gas target comprises a shell, a high-adsorption porous material is arranged in the shell, inert gas is adsorbed in the high-adsorption porous material, a thin tube section is connected to the top of the shell and communicates with the inside of the shell, and a sealing filler is arranged in the thin tube section. The shell is in a cylindrical shape, and the thin tube section is connected to the curved surface of the shell. The application is oriented to inert gas quantitative storage, a low-neutron-interference porous material with special adsorption capacity for inert gas is designed and synthesized as the solid gas target, on-demand forming and sealing technologies of the inert gas adsorbent are researched, and the solid gas target sample meeting neutron source testing is prepared.

A method for the combined production of electricity and nitric oxide, comprising the steps of: providing an SOFC comprising an anodic side comprising a solid gas-permeable anode, a gas inlet and a gas outlet, a cathodic side comprising a solid gas-permeable cathode and a gas inlet and a gas outlet, and a fully dense solid electrolyte, separating the cathodic side from the anodic side; introducing an oxygen-containing gas in the inlet of the cathodic side of the SOFC; introducing an ammonia-containing gas stream in the inlet of the anodic side of the SOFC; collecting nitric oxide at the outlet of the anodic side and collecting a current flowing between the anodic side and the cathodic side.

The invention relates to a process for reducing metal oxides comprising feeding metal oxides (100, 200) and a reducing agent (101, 201) to a first reactor (106, 206) to obtain pre-reduced metal oxides (116b, 216b) and a first gaseous by-product (116a, 216a), and feeding the pre-reduced metal oxides (116b, 216b) and a reducing agent (110, 210) to a second reactor (114, 214) to obtain further reduced metal oxides (115, 215) and a second gaseous by-product (117a, 217a). The pre-reduced metal oxides (116b, 216b) are fed to the upper half of the second reactor (114, 214) and / or the pre-reduced metal oxides (116b, 216b) are fed to a solid gas separator (208) prior to being fed to the second reactor (114, 214). The invention also relates to a system for reducing metal oxides.

An air film heat insulation and cooling device for a gas source of a solid fuel gas generator is composed of an aircraft hood, a generator fixing bracket, a solid fuel gas generator, a fuel gas filter and rectifying tank, a gas regulating and conveying system, and a gas distribution device; wherein the generator fixing bracket is fastened to the inner walls of the upper and lower sides of the aircraft hood with screws, and the solid fuel gas generator is fastened to the middle right side of the generator fixing bracket with bolts; the fuel gas filter and rectifying tank is connected to the solid fuel gas generator by a flange and sealed by an O-ring; the gas regulating and conveying system is connected to the fuel gas filter and rectifying tank by a pipe joint and sealed by a spherical cone surface, and the gas distribution device is connected to the gas regulating and conveying system by a pipe joint and sealed by a spherical cone surface. The present invention can obtain gas with a relatively low temperature, cleanliness, and stable conveying pressure, can greatly simplify the gas source supply system, and greatly reduce the ablation of the aircraft hood material.

Containers for liquid or solid gas

Ornamental design for a multi-component cup, for use in mixing clearcoat (i.e., paint, or coating) sub-components; Broken lines illustrate unclaimed environmental subject matter, and form no part of the claimed design.

This invention discloses a compressed air solidification energy storage device, comprising a water tank and a gas tank. A hollow heat exchanger is wrapped around the outside of the gas tank, and the heat exchanger is connected to the water tank via a liquid pipeline. An electrically heated dehumidifying pipe is centrally installed inside the gas tank. An opening is provided at the top of the gas tank, leading outwards to a gas pipeline and a power cord connected to the electrically heated dehumidifying pipe. The gas tank is filled with a solid gas storage material, comprising an upper layer and a lower layer. The moisture content of the upper layer has less impact on the gas storage performance compared to the lower layer. An isolation mesh is arranged between the upper and lower layers. A pressure gauge is connected to the gas pipeline, which then splits into two lines: a gas outlet pipeline, including valves two, three pressure reducing valves, and three valves connected in sequence; and a gas inlet pipeline, including a pressure relief valve, four valves, a drying filter pipe, and five valves connected in sequence. This invention can effectively improve the storage efficiency of compressed air.

The present invention relates to a method for promoting the adsorption of one or more gases onto a solid particulate material, the method comprising the step of ball-milling the solid particulate material at an operating speed of at least 200 rpm, (i) in the presence of one or more gases maintained at a pressure of at least 300 kPa, and (ii) using a ratio of milling balls to solid particulate material of at least 60:1.

The present invention provides a composite oxalate-modified pentaaminotetrazole gas generator and a preparation method thereof. The gas generator comprises a solid gas generator and a composite oxalate coolant. The composite oxalate coolant comprises oxalate compound A and oxalate compound B, wherein the mass fraction of strontium oxalate in the composite oxalate coolant is 30% to 40%. The composite oxalate-modified pentaaminotetrazole gas generator facilitates slagging, significantly reduces combustion temperature, and significantly improves combustion performance.

The application relates to the technical field of natural gas safe storage and transportation, and discloses a solid gas hydrate stabilizer composition and application thereof, a method for preparing solid gas hydrate and the solid gas hydrate. The composition contains the following components which are mixedly stored or independently stored: a solidified hole blocking agent, a structure reinforcing agent, the solidified hole blocking agent is a non-polar organic liquid with a freezing point lower than an ice point; and the structure reinforcing agent is an organic high molecular compound and a hydrophilic organic liquid with a content weight ratio of 0.01-0.1:1. The solid gas hydrate stabilizer composition provided by the application can solidify and block the pore channels of the solid gas hydrate, and simultaneously form a reticular crosslinked structure in the pore channels, thereby reducing the decomposition rate of the solid gas hydrate, and improving the structural stability of the solid gas hydrate in a storage state.

Containers for liquid or solid gas

The invention relates to a device (8) for melting a solid gas (2), comprising a closed loop (12) through which the same gas as the solid gas (2) circulates in the form of a liquid (6) and a loop, in which the closed loop (12) comprises at least one inlet (14) for receiving the solid gas (2) and an outlet (16) at which the liquid gas (6) is configured to exit the closed loop (12), wherein the melting device (8) comprises at least one heat exchanger (18) which performs heat exchange between the liquid gas (6) configured to flow in a loop form through the closed loop (12) and another fluid.

The application discloses a kind of multistage filter devices for solid gas generator, including shell, first filter, adsorption ring, support structure and second filter;The shell axial one end is the air inlet end of multistage filter device, and is connected with the outlet of solid gas generator, the shell axial other end is the air outlet end of multistage filter device;The first filter and second filter are arranged in the shell, and the first filter is connected with the port of shell air inlet end, and the second filter is connected with the port of shell air outlet end;The first filter and second filter outside are equipped with support structure, and the support structure is equipped with adsorption ring between shell inner wall;The gas entering from the air inlet end of the shell is filtered in turn through the first filter, adsorption ring and second filter.The application also discloses a corresponding installation method.The application meets the working requirement of downstream actuating system through three-stage filtration, and solves the problem of reliable filtration of solid residue-rich gas.

The invention discloses a device for separating and purifying nitrogen and oxygen and a separation and purification method. Ultrapure helium is connected to a system after passing through a cold trap equipped with a 13X molecular sieve, a water-cooled trap is connected to a vacuum gauge that can measure the amount of sample after the sample injection device is connected, and a sample transfer and collection cold trap equipped with silica gel is connected to the water-cooled well after the sample injection well, and a chromatographic column and a detector are connected to the cold trap in sequence. The detector is connected to a nitrogen and oxygen collection cold trap and an exhaust valve, and the rear end of the cold trap is connected to a sample collection device. The invention can realize one-time injection and complete the separation of nitrogen and oxygen at the same time, and can be applied to the treatment of gas samples in solids, gases and liquids. In order to achieve high-purity separation of nitrogen and oxygen and avoid air pollution, the entire circuit does not use a four-way valve with poor air tightness, but all uses a ferrule interface pneumatic valve / manual valve with better air tightness.