66 results about "Particle separators" patented technology

A material removal system includes a collection conduit having a distal end that is positionable adjacent particulate material. A primary particle separator system connected to the collection conduit separates quantities of particulate material entrained in an air stream. A secondary particle separator system connected to an outlet of the primary particle separator system separates additional quantities of particulate material entrained in an air stream exiting the primary particle separator system. An air pump connected to an outlet of the secondary particle separator system creates an airflow through the collection conduit and the primary and secondary particle separator systems. A conveyor system operatively associated with material discharge ports of the primary and secondary particle separator systems collects separated particulate material from the material discharge ports of the primary and secondary particle separator systems and transports the separated particulate material to a material discharge end of the conveyor system.

The invention discloses a plasma hydrodynamic cavitation aeration coupled piezoelectric catalysis organic wastewater treatment system and method. The system comprises a wastewater tank, a water pump, a Venturi tube hydrodynamic cavitator, a catalytic oxidation reactor, a piezoelectric particle separator, a piezoelectric catalytic particle bin, a low-temperature plasma generator and an air pump. By coupling piezoelectric catalysis, pressure pulsation mechanical energy generated by hydrodynamic cavitation is converted into chemical energy for driving the piezoelectric effect, on one hand, pollutants are directly oxidized, and on the other hand, plasma by-product H2O2 is efficiently converted into. OH with strong oxidizing property, so that cooperation with plasma advanced oxidation is formed, and the pollutant removal efficiency is improved. The pollutant degradation energy efficiency and the energy utilization rate of the system are greatly improved. Meanwhile, the system realizes efficient recovery and cyclic utilization of the magnetic piezoelectric catalytic particles through the magnetic separation type piezoelectric particle separator, so that secondary pollution of the catalyst is fundamentally avoided.

The present invention concerns systems, materials, and methods of cell, cell organelle and / or particle separation and / or concentration utilizing magnetic levitation to affect separation. In some embodiments, the separation and / or concentration is performed in the wells of a multi-well plate.

The invention provides a particle separator experimental device with an adjustable diverter deflection angle. The particle separator experimental device comprises a particle separator, a main channel switching section, a main channel total pressure rake, a bypass channel switching section, a bypass channel total pressure rake and a low-pressure suction table, the particle separator sucks air from the atmospheric environment, a tail end outlet is connected with a low-pressure air source through a valve, different flows required by an experiment can be matched by adjusting the opening degree of a downstream ball valve of an experiment table in the experiment process, and different working modes of the particle separator are switched by adjusting the rotating angle of the flow divider according to different incoming flow environments. The profile-adjustable particle separator experimental device is simple in principle, the structure is easy to achieve, compared with a traditional particle separator, the separation efficiency is improved, the total pressure loss is reduced, the requirements for an experimental site and an air source are low, and the design cost of the particle separator can be reduced. Therefore, on the premise that feasibility is guaranteed, a more efficient and economical air inlet protection system and an experimental device thereof are expected to be provided for a high-speed helicopter engine in the future.

The invention discloses a methyl ester wastewater treatment device in saccharin production, and relates to the technical field of wastewater treatment equipment. Comprising an adjusting cylinder, a coagulation cylinder, a biological reaction cylinder, two particle separators and a plurality of groups of delivery pumps. Waste water enters the adjusting cylinder after being subjected to primary impurity removal through the particle separator I, and the PH of the waste water is adjusted through cooperation of the circulating stirring structure and the acid-base property adjusting mechanism; the wastewater is subjected to secondary impurity removal through a second particle separator and then enters a coagulation cylinder to be mixed with a flocculation agent to generate flocculate, and a turbidity detection sensor is matched with a liquid extraction branch pipe to screen qualified wastewater; qualified wastewater enters the biological reaction cylinder, deep degradation is realized through the MBR and the aeration system, and a floating ball drives a shaking frame and a vibrating inner plate to prevent membrane blockage; after flocculate is separated by the treatment box, wastewater is recycled and reused; the device is compact in structure and high in automation degree, can efficiently remove wastewater impurities and refractory pollutants, ensures that wastewater reaches the standard and is discharged, and meets the large-scale wastewater treatment requirement of saccharin production.

A propulsion system for an aircraft includes a gas generating core engine, a propulsor that is driven by an exhaust gas flow that is generated by the core engine, and an inlet assembly where an inlet airflow is communicated to the core engine. The inlet assembly is disposed aft of the core engine and includes a turning duct that directs inlet air into the core engine, and a particle exhaust outlet that directs particulates away from the core engine.

This invention discloses a performance optimization device for a blower used in particle separator sand removal. This device innovatively provides a test method for effectively comparing and optimizing the performance parameters of the sand removal blower, filling the gap in existing technologies where effective performance parameter selection for blowers configured on the sand removal devices of aero-engine particle separators is not possible. This design device and testing method can effectively guide the optimization design of the aerodynamic characteristic parameters of the sand removal blower, enabling the blower to achieve high sand and dust suction efficiency while minimizing engine power extraction, thereby helping to meet the ever-increasing performance and reliability requirements of aero-engines.

A device for detecting particles in a lubricating oil of a machine, comprising a particle separator; at least one particle detector; a bypass conduit for the particle-concentrating oil, fluidly connected to an oil outlet of the particle separator, concentrating the particles; and wherein the at least one particle detector is operatively mounted on the bypass conduit so as to be able to detect particles in the bypass conduit.

A cyclonic particle separator includes a first member having an arcuate outer wall and an inlet port having a diameter d1 extending from the outer wall in a first direction and an outlet port extending from the wall in a second direction, the first direction being different than the second direction; a separator plate in communication with the first member; and a cyclonic chamber defined by the separator plate and the outer wall, the cyclonic chamber, the separator plate, and the outlet port having a common central axis.

A particle separator system includes a diffuser extending along an axis to define a fluid path and a trap having walls that bound a cavity in fluid communication with the fluid path. The diffuser includes an inlet, an outlet, an inner wall, and an outer wall. The inlet fluidly communicates with a fluid source. The outlet fluidly communicates with an exhaust. The inner wall and the outer wall diverge from the inlet towards the outlet and, the outer wall is radially outward from the inner wall. The cavity fluidly communicates with the fluid path adjacent to the outer wall. The cavity is open towards the inlet of the diffuser.

This invention discloses an inner wall assembly for a particle separator and an aero-engine, comprising a first outer wall layer disposed on the windward flow channel surface, a second outer wall layer disposed on the leeward flow channel surface, an inner wall layer disposed on the inner side, a sandwich layer disposed between the first outer wall layer and the inner wall layer, a first mounting edge, and a second mounting edge. The first end of the first outer wall layer, the first end of the sandwich layer, and the first end of the inner wall layer are mounted on the first mounting edge. The second end of the sandwich layer and the second end of the first outer wall layer are respectively connected to the first end of the second outer wall layer. The second end of the second outer wall layer and the second end of the inner wall layer are respectively mounted on the second mounting edge. The second mounting edge is provided with a first air bleed structure for introducing anti-icing hot gas into the inner wall assembly. A first air bleed chamber is formed between the second outer wall layer and the inner wall layer, a second air bleed chamber is formed between the sandwich layer and the inner wall layer, and a third air bleed chamber is formed between the sandwich layer and the first outer wall layer. The sandwich layer is provided with a second air bleed structure for guiding the anti-icing hot gas in the second air bleed chamber to the third air bleed chamber.

The invention discloses a particle separator anti-icing structure and an aero-engine, the particle separator comprises a center body, a shell and a separation lip which are coaxially installed with an air inlet casing, an air inlet channel is formed between the center body and the shell, and the separation lip is located at the tail end of the particle separator and arranged in the air inlet casing; the separation lip comprises a first outer-layer wall and a first inner-layer wall, and the center body comprises a second inner-layer wall and a second outer-layer wall; a main flow channel front end communicating with the air inlet channel and a main flow channel of the air inlet casing is formed between the first inner layer wall and the outer wall face of the center body, a clearing flow channel is formed between the first outer layer wall and the inner wall of the shell, and the separation lip is used for separating air flow of the air inlet channel and guiding the air flow to the clearing flow channel and the main flow channel. The anti-icing structure comprises an air entraining structure arranged on the air inlet casing, the air entraining structure is used for leading anti-icing air to the separation lip, and the air entraining structure is further used for leading the anti-icing air into an interlayer channel between the second inner layer wall and the second outer layer wall.

The application discloses an ice-preventing structure of a particle separator and an aero-engine. The particle separator comprises a central body coaxially arranged with an air intake casing, an outer shell and a separation lip. An air inlet channel is formed between the central body and the outer shell. The separation lip is arranged at the tail end of the particle separator and in the air intake casing. The separation lip comprises a first outer wall and a first inner wall. The central body comprises a second inner wall and a second outer wall. A main flow channel front end is formed between the first inner wall and the outer wall of the central body, and the main flow channel front end is communicated with the air inlet channel and the air intake casing. A cleaning flow channel is formed between the first outer wall and the inner wall of the outer shell. The separation lip is used for separating the airflow of the air inlet channel and then guiding the airflow to the cleaning flow channel and the main flow channel respectively. The ice-preventing structure comprises an air bleed structure arranged in the air intake casing and used for guiding the ice-preventing gas to the separation lip. The air bleed structure is also used for guiding the ice-preventing gas into the interlayer channel between the second inner wall and the second outer wall.

An agricultural feed particle separator adapted for field use provides a portable unit with a fully sealable shaker box allowing viewing of the process through an upper window. Equal tare weights of the drawers of the shaker box and or the built-in load sensing system eliminates the loss of material in field conditions that can occur during transfer of feed material from drawers into separate containers for transport. In some embodiments each of the drawers may have a matching tare weight.

The present invention relates generally to systems, materials, and methods utilizing magnetic levitation to affect separation and / or concentration of particulate containing samples, such as cells or biomolecules, within a medium. In some embodiments, the methods are used for the separation of a mixture of live cells and dead cells, and to isolate particle depleted medium.

A method for separating particles (64) using a laboratory automation device (10) includes: mounting a particle separator (20) to a pipetting arm (14) of the laboratory automation device (10), wherein a first pipetting tip (18a) and a second pipetting tip (18b) are connected to the pipetting arm (14), wherein the particle separator (20) is mounted by inserting the first pipetting tip (18a) into a first receiving portion (40a) of the particle separator (20) and inserting the second pipetting tip (18b) into a second receiving portion (40b) of the particle separator (20); creating a pressure difference between a first chamber (58a) and a second chamber (58b) of the particle separator (20), such that a suspension (62) in the first chamber (58a) and the second chamber (58b) moves through the interconnecting first chamber (58a) and the second chamber (58b). 8a) and a connecting channel (60) for the first chamber (58a) and the second chamber (58b), wherein the first chamber (58a) is interconnected with the first receiving portion (40a) and the second chamber (58b) is interconnected with the second receiving portion (40b), and wherein different pressures are applied to the first chamber (58a) and the second chamber (58b) via a first pipette tip (18a) and a second pipette tip (18b) connected to at least one pressure generator (32) of the laboratory automation device (10); an impedance signal (76) is determined using a measuring device (34) of the laboratory automation device (10), the impedance signal (76) indicating the impedance of the suspension (62) within the connecting channel (60); and particles (64) in the suspension (62) passing through the connecting channel (60) are detected by evaluating the impedance signal (76).

The present invention generally relates to the concentration of particle-containing samples, such as cells or biomolecules, in order to separate these particles in a medium and to separate the particle-removed medium. In some embodiments, the present invention generally relates to the isolation and / or concentration of nucleus from nucleus fragments and dead cells.

A centrifugal separation device (100, 900) includes a container (120) having at least one side wall (130) defining a chamber (150) and a base (140). The feed port (110) feeds a feed slurry (S) into the container (120). The particle separator (160) is substantially intermediate to the chamber (150). A particle separator (160) is configured to separate low density and / or fine particles from the feed slurry. The container (120) is rotatable about an axis (170) to induce a centrifugal force on the feed slurry in the chamber (150) such that high density and / or coarse particles in the feed slurry move from the particle separator (160) towards the at least one side wall (130). The inner chamber (180) delivers a fluidizing fluid into the chamber (150). The side wall (130) and the particle separator (160) are connected to a drive system (200, 210) for rotation relative to each other.

The invention provides a loess particle separator. The loess particle separator mainly comprises a bracket, a scraper bracket, a shaft box, an oscillating cylinder and the like. A scraper bracket is fixedly mounted at the upper end of the bracket; and a shaft box is arranged above the scraper bracket. The separator is further provided with a slurry barrel, a fine slurry tank, a screen shoe, a screen mesh, a scraper blade, a pressurizing spring, a balance pressure spring and the like. The slurry barrel is used for supplying turbid liquid and is placed above the screen; the fine slurry tank is used for collecting fine particles, and pushing the fine particles to pass through a screen in an instantaneous process through a negative pressure environment of-1.2 MPa to 1.8 MPa maintained in the fine slurry tank, so as to provide power for the core separation step. The slurry barrel and the fine slurry tank form a closed-loop system, the screen frame and matched parts of the screen frame provide a stable and sealed working environment for the screen, and the screens of different specifications can be replaced so as to meet the separation requirements of various particle sizes. The scraping plate scatters particle aggregates through rotation, the pressurizing spring and the balance pressure spring act together, continuous and uniform contact pressure of the scraping plate and the screen is ensured, and the abrasion of the screen is reduced while the separation efficiency is improved.

The invention relates to a system for pyrolyzing pyrolyzable material (PM) to produce pyrolytic vapours (PV). The system comprises a pyrolysis reactor (100) for pyrolyzing pyrolyzable material (PM), a first particle separator (200) for separating the pyrolytic vapours (PV) and a first solid material fraction (SF1) from a pyrolysis product feed, and a particulate material heater (300) for heating the first solid material fraction. The particulate material heater (300) comprises second distributors (320) for feeding second fluidizing gas (Gas2) into the particulate material heater (300) to fluidize particulate material within the particulate material heater (300) and an electric heater (310) configured to electrically heat particulate material arranged in the particulate material heater (300). The invention relates also to a method for pyrolyzing pyrolyzable material (PM) to produce pyrolytic vapours (PV). The method comprises at a first period, heating the particulate material arranged in the particulate material heater (300) using an electrical heater (310), guiding heated particulate material from the particulate material heater (300) into the pyrolysis reactor (100).

Embodiments herein relate to a particle separator (110) for use in a calcination system (100). The calcination system (100) comprises an electrically heated calcination reactor (108) configured to convert input material into calcination process products. The particle separator (110) comprises a chamber (401) configured to hold a fluid bed (402) of particles mixed with gas, into which fluid bed (402) gas is fluing from underneath (403), thereby separating smaller particles from larger particles by lifting said smaller particles upwards in the flow of gas. The fluid bed (402) is coupled to a transfer channel (404) arranged to provide the flow of the separated smaller particles mixed with gas to an injection arrangement (106) injecting the provided input material into said electrically heated calcination reactor (108).

The utility model discloses a multi-degree-of-freedom particle separator flow field test supporting device, which comprises a multi-degree-of-freedom supporting device and a particle separator mounted on the multi-degree-of-freedom supporting device, the multi-degree-of-freedom supporting device comprises a liftable mounting platform, a sideslip mechanism is mounted on the mounting platform, and the sideslip mechanism is connected with the particle separator. The sideslip mechanism comprises a pivotal bearing and a driving motor, a servo motor controls the pivotal bearing to be adjusted at any angle within 360 degrees, and the pivotal bearing is connected with the mounting platform and the U-shaped rack; a pitching mechanism is rotatably connected to the U-shaped rack, the pitching mechanism comprises a pitching platform and a rotation driving system installed on the pitching platform, the pitching platform is provided with a transverse rolling mechanism, the transverse rolling mechanism comprises a transverse rolling driving system and a transverse rolling frame, the pitching platform is rotatably connected with the transverse rolling frame, a particle separator is erected on the transverse rolling frame, and the particle separator is connected with the pitching platform. According to the utility model, the lifting, sideslip angle, pitching and roll angle of the particle separator can be adjusted and controlled.

An intake duct for a particulate separator is disclosed. An example intake duct for a turbine engine having a maximum continuous interstage turbine temperature (ITT) is also disclosed. M The core of the related intake duct includes: an inner flow path surface and an outer flow path surface, with the inner flow path surface having a minimum radius of curvature (R). U ); Flow divider, which splits the intake duct into a bypass duct and a core duct; Throat, which has a height (H) defined between the inner flow path surface and the outer flow path surface. T The surfaces of the inner and outer flow paths converge at the throat, causing the cross-sectional area of ​​the intake duct to contract upstream of the throat and expand downstream; the duct length (L) F Pipe length (L) F The intake is limited to the area between the inlet and the intake duct outlet; and the intake length (L) S ), intake length (L) S The particulate separator is located between the inlet and the splitter, after the particulate separator is deployed, and the engine is connected to ΔITT(T). D ) are related; and among them

The application discloses a device and method suitable for separating polished aluminum powder and failed polishing sand of aluminum alloy, and belongs to the technical field of physical separation. S1, a first circulating pump is used to circulate the upper waste liquid in a waste pool, and the circulating medium is water in the polishing waste liquid; the waste liquid is pumped into an aluminum powder separator, and the aluminum powder is separated by a filter element with a filtering precision of 1-5 microns in the aluminum powder separator; S2, a second circulating pump is used to pump the polishing sand in the lower layer of the waste pool into a large-particle separator, and the polishing sand is subjected to first filtering separation by a stainless steel filter screen with a pore diameter of 80 microns arranged in the large-particle separator; S3, a third circulating pump is used to secondly separate the polishing sand in a small-particle separation pool, and after the separation of the small-particle separator, the large particles return to the large-particle separation pool with circulating water, and the small particles return to the small-particle separation pool to be enriched, so that the polishing sand is separated according to the particle size.

The invention provides a particle separator experimental device based on electrostatic induction and a sand-dust separation efficiency measuring method. The experimental device comprises a vibrating screen, a rectification lip, a particle separator main body with a one-inlet two-outlet bifurcated pipeline structure, a sand dust concentration measuring probe, an inlet total pressure measuring probe, an inlet static pressure measuring probe, a bypass flow outlet total pressure measuring probe, a bypass flow outlet static pressure measuring probe, an observation side wall and a main and bypass outlet switching section, current is generated through friction between the sand dust particles and the electrostatic induction probe, and the sand dust concentration is measured, so that the sand dust separation efficiency of the particle separator is obtained through conversion. The structure of the device is easy to realize, the sand-dust separation efficiency can be measured without an additional sand-dust collecting device, the problem of pressure loss caused by a conventional sand-dust collecting device is avoided, the requirements on an experiment site and an air source are relatively low, and the experiment cost can be reduced.

The present application belongs to the technical field of refined edible salt production, and discloses a method for reducing salt mud in the production of crushed and washed refined salt, wherein three streams of brine of different sources flowing into a brine storage tank to be sent to a clarifying tank are separated and treated respectively before entering the brine storage tank; the minimum nominal diameter of salt particles to be separated and recovered is determined according to the distribution rate of salt particles in the brine; a salt particle separator is designed and manufactured to separate out fine salt particle slurry; the separated fine salt particle slurry is combined into normal slurry of the corresponding process according to the characteristics of the separated fine salt particle slurry and the process conditions, so as to recover fine salt particles; and the brine from which the fine salt particles are separated is sent into the clarifying tank for precipitation treatment, thereby reducing the amount of salt mud formed by precipitation in the clarifying tank. The present application can separate and recover most of the fine salt particles contained in the brine into the product, reduce raw material consumption, increase product yield, reduce the amount of waste salt mud formed, and be beneficial to environmental protection and improvement of resource utilization rate and enterprise economic benefits.

An apparatus (1) for collecting respirable drug particles (3) from a transporting fluid (5), the apparatus comprising at least one inertial particle separator and a collector (9). The inertial particle separator (7) is configured to receive the fluid (5) and separate a particle size fraction from the fluid. The collector (9) is operably in flow connection (11) with the inertial particle separator (7) to receive the fluid proceeding (13) from the inertial particle separator (7), the collector (9) comprising a chamber (15) for receiving the fluid at a proximate end (17) and having an outlet (19) at a distal end (21) at which the fluid exits the chamber (15), the chamber (15) configured to have a filter (23) disposed at a first distance (25) from the proximate end (17) and at a second distance (27) from the distal end (21) to allow for a substantially laminar fluid flow through the filter (23) and disperse the respirable drug particles (3) for collection over the filter (23).