103results about "Liquid separation by electricity" patented technology

The invention discloses a separation and extraction system for torreya grandis aril essential oil and an essential oil production line, and the system comprises a squeezing mechanism which comprises a mesh bag for containing torreya grandis aril and a squeezing disc; the distillation mechanism comprises a distillation retort and a steam guide assembly, the distillation retort is connected with a feeding pipe and a steam conveying pipe, the feeding pipe is communicated with the liquid outlet channel, and the steam guide assembly is used for guiding steam introduced into the distillation retort; the condensation mechanism is connected with the distillation retort through a condensation guide pipe, and distilled volatile oil is guided into the condensation mechanism together with steam to be condensed; the oil-water separation mechanism is connected with the condensation mechanism through a separation guide pipe, and the oil-water mixture output by the condensation mechanism is guided into the oil-water separation mechanism for oil-water separation and extraction. The essential oil separation and extraction system and the essential oil production line are suitable for torreya grandis planting fields with limited yield to extract essential oil, and the situation that torreya grandis aril is discarded as waste, and resources are wasted is avoided.

Embodiments of the present disclosure relate to a method and system for producing refined hydrocarbons from waste plastic pyrolysis oil. The method and system for producing refined hydrocarbons from waste plastic pyrolysis oil according to the embodiments of the present disclosure may minimize formation of an ammonium salt (NH4Cl) and may prevent an adhesion phenomenon of impurity particles in a reactor in a refining process of waste plastic pyrolysis oil containing impurities including chlorine and nitrogen. In addition, the method and system for producing refined hydrocarbons according to the embodiments of the present disclosure may have excellent refining efficiency and may implement a long-term operation of a process because deactivation of a catalyst used in the process is prevented, and may produce refined hydrocarbons having a low content of impurities and a low content of olefins from waste plastic pyrolysis oil.

The invention belongs to the technical field of oil field gathering and transportation systems, and particularly relates to a combined crude oil dehydration and desalination treatment device which comprises a shell, a pretreatment chamber is arranged at one end in the shell, an ultrasonic demulsification chamber is arranged on one side of the pretreatment chamber, and an electric dehydration settling chamber is arranged on one side of the ultrasonic demulsification chamber. Through the combined design of ultrasonic waves and an electric field, the efficiency and adaptability of crude oil dehydration and desalination are improved, oil-in-water and water-in-oil particles can be effectively opened through the mechanical oscillation effect generated by the ultrasonic generator in the ultrasonic demulsification chamber, free-state oil drops and water drops are formed, and the oil-in-water and water-in-oil particles can be effectively removed. An alternating-current electric field and a direct-current electric field which are respectively formed by the grid plate and the vertical electrode plate can be used for coalescing and settling water drops in oil under the actions of dipole coalescence, oscillation coalescence, electrophoresis coalescence and the like, and due to the synergistic action of the double electric fields, the quality of the dehydrated crude oil is improved, the volume fraction of water in the crude oil is reduced, the power consumption is reduced, and the stability of the electric fields is enhanced.

A computer implemented method that enables artificial intelligence based demulsifier control for AC or modulated AC / DC electrostatic coalescers is described. The method includes monitoring parameters associated with the GOSP facility and inputting the parameters to a trained machine learning model that outputs a minimum HPPT separation efficiency. The method includes determining a target HPPT separation efficiency based on the minimum HPPT separation efficiency. Additionally, the method includes adjusting a demulsifier dosage being injected into the HPPT apparatus to separate dry oil at the target HPPT separation efficiency.

The invention discloses a flow field-electric field coordinated regulation and control dielectric and microchannel demulsification device and a flow field-electric field coordinated regulation and control demulsification method. The demulsification device comprises an outer cylinder electrode, an inner cylinder, a flow channel regulation assembly and a central electrode, the inner cylinder is sleeved in the outer cylinder electrode; the flow channel adjusting assembly comprises a plurality of sub-structures which are arranged in the first direction. The central electrode is arranged in the flow channel adjusting assembly; a second cavity for the fluid to pass through is formed between the inner surface of the inner cylinder and the outer surface of the flow channel adjusting assembly; and an electric field is formed between the outer cylinder electrode and the central electrode. According to the invention, the balance between the flow flux and the control precision is established by utilizing flow field-electric field coordinated regulation and control and the size effect of a fluid channel, so that the relatively large flow flux is ensured, the flow field-electric field can be precisely regulated and controlled, the collision and coalescence of emulsion droplets are effectively regulated and controlled, and the problem of high-efficiency separation of two phases after emulsification and extraction is solved.

The present disclosure relates to a method and system for producing refined hydrocarbons from waste plastic pyrolysis oil. The method and system for producing refined hydrocarbons from waste plastic pyrolysis oil according to the present disclosure may minimize formation of an ammonium salt (NH4Cl) and may prevent an adhesion phenomenon of impurity particles in a reactor in a refining process of waste plastic pyrolysis oil containing impurities including chlorine and nitrogen. In addition, the method and system for producing refined hydrocarbons according to the present disclosure may have excellent refining efficiency and may implement a long-term operation of a process because deactivation of a catalyst used in the process is reduced or prevented, and may produce refined hydrocarbons having a low content of impurities and a low content of olefins from waste plastic pyrolysis oil.

A system and method are disclosed relating to electrical coalescence separation. In some examples, a first electric field can be established in a first vessel that includes a first oil-water mixture received from an oil stream based on a first voltage. A second electric field can be established in a second vessel that includes a second oil-water mixture received from the oil stream based on a second voltage. The first electric field can be controlled based on the second voltage to control separation of water from oil in the first oil-water mixture in the first vessel.

The utility model discloses civil construction waste treatment equipment, which relates to the technical field of civil construction and comprises a treatment box, a feeding port is fixedly arranged at the top end of the treatment box, a discharging port is arranged on the bottom surface of the treatment box, and a crushing part for crushing waste is rotatably arranged in the treatment box. A filter screen used for screening the crushed waste is arranged at the position, located below the crushing part, in the treatment box, an adsorption mechanism used for screening metal and non-metal materials in the crushed waste is arranged at the position, located below the filter screen, in the treatment box, and the filter screen, the adsorption mechanism and the dust falling mechanism are matched with one another; according to the waste treatment device, the filter screen is used for preliminary screening, waste materials with different particle sizes are separated out, then the adsorption mechanism is used for screening metal and nonmetal of the crushed waste materials, multi-stage screening is achieved, the refinement degree of waste material treatment is improved, classified recycling and reutilization of different types of waste materials are facilitated, the resource utilization rate is increased, and the waste treatment cost is reduced. The resource waste is reduced, and the pollution to the environment is reduced.

Provided are a magnetic separation device, magnetic separation method and liquid separation system with which it is possible to suitably perform liquid-liquid separation on a magnetic fluid and a non-magnetic fluid.　The present invention provides a magnetic separation device comprising a liquid separation tank and a magnetic field generation unit. The liquid separation tank is configured to accommodate a liquid containing a magnetic fluid and a non-magnetic fluid. The magnetic field generation unit is configured to apply a magnetic field to the liquid, thereby attracting the magnetic fluid in the liquid and separating the magnetic fluid from the non-magnetic fluid.

The invention relates to an organic solvent recovery apparatus, a substrate processing apparatus, and an organic solvent recovery method. The present invention provides a technique capable of circulating a liquid mixture of an organic solvent and water under conditions adapted to each of a dehydrator and a filter. This organic solvent recovery device is provided with a recovery tank (Tk1), a dehydration cycle unit (60), and a purification cycle unit (80). The recovery tank (Tk) stores a liquid mixture of an organic solvent and water discharged from a processing unit (4) for processing a substrate. The dehydration circulation unit (60) includes a dehydration circulation pipe (61) connected to the recovery tank (Tk1), and a circulation dehydrator (62) for separating water from the mixed solution, and generates a first concentrated solution, which is the mixed solution in which the solvent concentration of the organic solvent has been increased, by means of circulation through the dehydration circulation pipe (61). The purification circulation unit (80) includes a purification circulation pipe (81) that circulates the first concentrated solution and a filter (82) that captures impurities in the first concentrated solution, and the first concentrated solution is circulated through the purification circulation pipe (81) to produce a recycled solution in which the content of impurities in the first concentrated solution is reduced.

Systems and methods for separating water from an oil and water mixture are provided. A free water knockout vessel includes a mechanical separation section, an electrostatic coalescence section, and a gravitational separation section. A process for separating water from an oil and water mixture includes mechanical separation of the “free” water, electrostatic coalescence of emulsified water via one or more electrode assemblies, and separation of the coalesced water.

The present invention discloses an operating platform for enriching substances in droplets based on surface charge, including a sensing substrate and a thin sheet with hydrophobic or super-amphiphobic properties on the surface; the size of the sensing substrate is smaller than the thin sheet, the thin sheet is covered on the sensing substrate and is completely attached to the sensing substrate and completely covers the sensing substrate; the sensing substrate is a double-sided conductive film with a flat surface; the thin sheet with hydrophobic properties on the surface is made of a hydrophobic polymer dielectric material, or is obtained by fluorination treatment of a glass sheet; the thin sheet with super-amphiphobic properties on the surface is obtained by successively hydrophilic treatment and hydrophobic treatment of a glass sheet as a substrate. The sensing substrate can also be connected to an external DC high-voltage power supply. The present invention utilizes the ability of the hydrophobic or super-amphiphobic surface to stably maintain charge, and can enrich the substances inside the droplet by electrostatic force without external energy input or external voltage, and can control the substance enrichment position after applying a DC power supply, and the enrichment efficiency is higher.

An electrowetting coalescing device is disclosed that may be utilized to coalesce droplets of a dispersed phase within a continuous phase of an organic process fluid. The electrowetting coalescing device coalesces smaller droplets of the dispersed phase into larger droplets of the dispersed phase for subsequent removal of the larger droplets from the continuous phase. Methods for coalescing the droplets are also disclosed. Methods for designing the electrowetting coalescing device with a mechanical model are also disclosed.

A coalescer element for an electrostatic coalescer device comprises an electrode, which is enclosed by an electrical insulation, wherein the electrical insulation comprises i) an inner layer of an epoxy material and ii) an outer layer of a hydrophobic material.

A system includes a fluid container formed of a conductive metal and at least one opening; a plurality of electromagnetic acoustic transducers (EMATs) coupled with the fluid container; and a control system communicably coupled to each of the plurality of EMATs and configured to transmit a pattern of electrical signals to the plurality of EMATs to cause the plurality of EMATs to energize so that each EMAT generates an electromagnetic field with the at least one coil and a magnetic field with the at least one magnet to interact with the electromagnetic field to generate acoustic wave energy directed through the fluid container and to a hydrocarbon fluid emulsion within the fluid container to at least partially separate the hydrocarbon fluid emulsion into at least a water phase and a hydrocarbon phase.

An electrowetting coalescing device is disclosed, which device can be utilized for coalescing droplets of a dispersed phase within a continuous phase of an organic process fluid. The electrowetting coalescing device coalesces smaller droplets of the dispersed phase into larger droplets of the dispersed phase for subsequent removal of the larger droplets from the continuous phase. A method for coalescing droplets is also disclosed. A method of designing an electrowetting coalescing device with a mechanistic model is also disclosed.

To provide a relevant filtration medium indicating a reduced pressure difference while providing an advantage such as water aggregation, for a hydrocarbon fuel system and an aggregation filtration system used in the application, a method for manufacturing the same, a method for filtering water, and a filtration system.SOLUTION: A filter medium provides improved filter characteristics including water separation efficiency. The filter medium may include one or both of increased surface roughness and embossing. The filter medium may be provided by a pleat-like filter medium.SELECTED DRAWING: Figure 2

A method for refining waste plastic pyrolysis oil is provided, including: applying a voltage to a first mixed solution obtained by mixing waste plastic pyrolysis oil, washing water, and a demulsifier to dehydrate the first mixed solution to form a dehydrated first mixed solution; and hydrotreating a second mixed solution obtained by mixing the dehydrated first mixed solution dehydrated and a sulfur source to produce refined oil from which impurities have been removed, and a device related thereto. The method and device may prevent or minimize formation of an ammonium salt (NH4Cl) and / or prevent adhesion of impurity particles in a refining process of waste plastic pyrolysis oil containing impurities such as chlorine and nitrogen, and provides waste plastic pyrolysis oil having low content of impurities and olefins and excellent quality, and thus, may be used as a feedstock for blending with existing petroleum products or oil refining and petrochemical processes.

The invention relates to a method for separating a W / O emulsion comprising an aqueous phase dispersed in an organic phase, the method having the steps of: (A) providing the W / O emulsion, (B) breaking the W / O emulsion by applying an electric field which is built up by an assembly of non-insulated electrodes and in which an alternating voltage having an effective value of 25 V to 400 V and a frequency ranging from 0.1 Hz to 25 Hz is applied, the organic phase and the aqueous phase being unmixed, and (C) carrying out a phase separation in which the organic phase and the aqueous phase are separated from one another.

The present invention discloses an electric field coalescence cross-flow demulsification device for oily wastewater. The device comprises a demulsification power supply equipped with a power controller and a reactor housing equipped with demulsification electrodes A and B. The fluid flow channels of demulsification electrodes A and B, installed in the reactor housing, are staggered by filling with a polymer organic coalescence fabric. Demulsification electrodes A and B are connected in parallel to anode and cathode electrode terminals, which are electrically connected to the positive and negative electrodes of the demulsification power supply outside the reactor housing, respectively. The oily wastewater is pumped into the reactor housing through the water inlet and discharged through the water outlet by a water pump. The residence time of the oily wastewater in the reactor housing is controlled by controlling the pump's displacement. The voltage, pulse frequency, and duty cycle of the output power supply are controlled by the power controller. The present invention can effectively demulsify emulsified oil droplets in water without the addition of chemicals and has a compact structure.

To quickly and surely separate and recover oil and fat contents, floating in a washing tank, from a drain barrier.SOLUTION: A washing device includes: a washing tank (10) for storing washing liquid; support means (13) for supporting a to-be-washed object (W) in a state of being immersed in the washing liquid and at a predetermined position in the washing tank; a first drain barrier (15) provided at an upper part of one side (14) of the washing tank; an oil-and-water separation tank (20) including a first intermediate tank (21) for receiving the washing liquid overflowing from the first drain barrier and means (30) for separating oil and fat contents from the washing liquid; and circulation means (4) for circulating the washing liquid from which the oil and fat contents have been separated in the oil-and-water separation tank in the washing tank. The circulation means includes a jet nozzle (11) for jetting the washing liquid sucked from the oil-and-water separation tank, into the washing tank while containing fine bubbles. The jet nozzle is provided at a lower part of one side in the washing tank and is oriented across a lower part of the to-be-washed object (W) and toward the other side (17) in the washing tank.SELECTED DRAWING: Figure 2

An electrochemical separation device includes a first electrode, a second electrode, a cell stack including alternating depleting compartments and concentrating compartments disposed between the first electrode and the second electrode, an inlet manifold configured to introduce a fluid to one of the depleting compartments or the concentrating compartments an outlet manifold, and one or more of a fluid flow director disposed within the inlet manifold and having a surface configured to alter a flow path of the fluid introduced into the inlet manifold and direct the fluid into the one of the depleting compartments or the concentrating compartments, and a second fluid flow director disposed within the outlet manifold and having a surface configured to alter a flow path of the fluid introduced into the outlet manifold via one of the depleting compartments or the concentrating compartments.

A separation system uses electromagnetic energy to facilitate separation of water and oil from crude oil. The separation system includes a degassing tank, a microwave cavity arranged inside the degassing tank, and a microwave generating system for generating and transmitting electromagnetic energy to the microwave cavity. Crude oil is introduced into the microwave cavity, where the crude oil is exposed to electromagnetic energy, in order to separate water and oil from the crude oil, and the electromagnetic energy interacts with a crude oil introduced into the interior volume to enhance separation of oil from water in the crude oil.

The application discloses a preparation method of a hydrophobic adsorption type emulsion separation material based on a charge demulsification mechanism. First, a copolymer monomer, a crosslinking agent, an initiator, a surfactant and a pore-forming agent are fully mixed and dissolved to obtain an oil phase, then a calcium chloride aqueous solution is slowly added into the oil phase under mechanical stirring to obtain a water-in-oil high internal phase emulsion, and then a polymerization reaction is carried out at 70 DEG C, and after a Soxhlet extraction with anhydrous ethanol and vacuum drying, a hydrophobic porous material is obtained. The hydrophobic porous material is immersed in a long-chain tertiary amine for a quaternary ammoniation reaction, and after methanol washing and vacuum drying, a positively charged hydrophobic porous material is obtained. By adjusting the proportion of the copolymer monomer in the polymerization reaction, the quaternary ammoniation degree and the pore structure of the emulsion separation material are controlled, a series of hydrophobic adsorption type materials based on the charge demulsification mechanism are prepared, and the materials are successfully applied to emulsion separation.

The present invention discloses a high-frequency electromagnetic field generating circuit based on high-frequency coalescence oil-water separation technology, which specifically relates to the field of oil-water separation technology, including a high-frequency signal generating module, a power amplification module, an electromagnetic field radiation module, and a control module. The present invention significantly improves the efficiency of oil-water separation, especially the separation effect on tiny oil droplets is better, greatly shortens the processing time, reduces energy consumption, and enhances the stability of the system. Through the optimized circuit structure, the present invention can generate a stable high-frequency electromagnetic field, use high-frequency electromagnetic force to promote oil droplet coalescence, and achieve efficient and rapid oil-water separation. In addition, the present invention also has a wide range of application prospects, and can be applied to multiple fields such as oil extraction, chemical production, and environmental protection treatment, bringing significant progress to industrial oil-water separation technology.

The utility model relates to the technical field of oil-gas-water-sand four-phase separation in the oil field production process, and particularly discloses novel efficient oil-gas-water-sand four-phase medium intelligent separation equipment. Comprising an oil-gas-water-sand standing separation chamber body, a cyclone separation device, a layered distributed oil-water detection device, a vacuumizing compression device, a layered control ultrahigh-frequency electric dehydration device, a control center module, a monitoring system platform and a pressure transmitter, the oil-gas-water-sand separation efficiency can be improved through mutual cooperation of all the devices, meanwhile, the back pressure of a wellhead can be reduced by adopting the vacuum compression device, and the production yield of an oil well is improved; the layered distributed oil-water detection device can detect the interface position and the oil-water content change state of oil-gas-water-sand in the equipment in real time, improve the dehydration efficiency of the electric dehydration device, prevent short circuit and breakdown of the electric dehydration polar plate, adjust the valve in real time, control the water level, the liquid level and the sand layer thickness, and guarantee the stable operation of the separation equipment.

A filter media, filter element, filter system and methods are provided. The filter media provides improved filter characteristics including water separation efficiency. The filter media may include one or more of increased surface roughness and / or embossments. The filter media may be provided by pleated filter media.

A coalescer element for an electrostatic coalescer device comprises electrodes encapsulated in an electrical insulator, the electrical insulator comprising i) an inner layer of epoxy material and ii) an outer layer of hydrophobic material.