593results about "Liquid separation auxillary apparatus" patented technology

The invention discloses a phase splitting device and application thereof in phase splitting treatment of a carbon capture two-phase absorbent. The phase splitting device comprises a shell, an inlet, a lower phase outlet and an upper phase outlet, a pre-split-phase chamber, a split-phase chamber and a separation chamber which are communicated in sequence are arranged in the shell; the pre-phase-splitting chamber comprises a swirler and a rectifying plate; the split-phase chamber comprises a split-phase reinforcing plate and a rotary fixing frame; a hydrophilic material, a hydrophobic material or a combination thereof is arranged on the surface of the split-phase reinforcing plate; and the included angle between the split-phase reinforcing plate and the horizontal plane is 30-75 degrees. By arranging the pre-phase-splitting chamber, the phase-splitting chamber and the separation chamber, a phase-splitting liquid can achieve a good pre-separation effect in the pre-phase-splitting chamber and stably enters the phase-splitting chamber, and then efficient and rapid phase splitting is achieved through treatment of a specific phase-splitting reinforcing plate in the phase-splitting chamber; and the device has the advantages of small volume, compact structure, low investment cost and the like, and particularly has important significance on stable operation of the carbon capture two-phase absorbent.

The utility model belongs to the technical field of coal tar chemical industry, and particularly discloses a coal tar raw material layering dehydration device which comprises a raw material tank and a base, the lower end of the raw material tank is fixedly connected with the base, a feeding port is formed in the top of the raw material tank, and the outer side of the raw material tank is sleeved with a steam heat exchange sleeve. A water layer drain pipe is fixedly connected to the upper side of the raw material tank, an oil layer drain pipe is fixedly connected to the lower side of the raw material tank, a mixed drain pipe is fixedly connected between the water layer drain pipe and the oil layer drain pipe, the other end of the mixed drain pipe is fixedly connected with an electromagnetic three-way valve, and a liquid density sensor is fixedly connected to the inner wall of the raw material tank at the position of the mixed drain pipe. According to the utility model, the three liquid discharge pipes with different height positions are arranged, the liquid density sensor is arranged at the input end of the mixed liquid discharge pipe, and the controller is linked with the electromagnetic three-way valve at the output end of the mixed liquid discharge pipe, so that the automatic distinguishing and confirmation of an oil-water separation end point are realized, and the accuracy of oil-water separation is improved.

The utility model belongs to the technical field of recovery of coking chemical products in the metallurgical coking industry, and particularly relates to a crude benzene oil-water separation integrated device which is characterized by comprising an oil-water separation area, an oil phase collection area and a water phase collection area, and a partition plate is annular and defines the oil-water separation area in the middle and the oil phase collection area surrounding the oil-water separation area; a crude benzene diversion weir is arranged between the periphery of the top of the partition plate and the oil phase collecting region; a flow guide expansion head and a flow guide baffle are arranged at the bottom of the inlet liquid guide pipe, and a dispersion flow channel in the transverse circumferential direction is formed between the flow guide expansion head and the flow guide baffle; a drainage pipe at the bottom of the oil-water separation area is provided with a diversion collector for transversely draining and collecting separated water from the periphery. The crude benzene oil-water separation device has the beneficial effects that the existing crude benzene oil-water separation process is improved, oil-water separation and reflux are integrated, and the equipment integration device saves the occupied area, simplifies the process flow and is convenient to operate and maintain.

The invention relates to the technical field of natural gas separation, in particular to a natural gas pipeline oil mist separation system which comprises a gas inlet end, an oil mist separation mechanism, an exhaust end and an oil dirt discharge mechanism, the gas inlet end comprises a natural gas inlet main pipe and two natural gas inlet branch pipes, and the natural gas inlet branch pipes are connected with a filtering device; the two groups of oil mist separation mechanisms are fixedly mounted on the filtering device and are used for separating and removing oil mist in the natural gas; the exhaust end comprises a natural gas outlet main pipe and two natural gas outlet branch pipes; and the oil mist discharging mechanism is connected with the oil mist separating mechanism and is used for recovering and treating the oil mist. The filtering device comprises a filter, and a filtering assembly composed of a filter element support, a coalescence sintering type filter element and a bearing is arranged in the filtering device. The oil mist separation mechanism comprises a high-pressure steam source, a steam conveying pipe, a steam branch pipe and a blade, and oil mist separation is achieved through steam injection. Oil mist in natural gas can be effectively separated, and the filtering efficiency and the natural gas quality are improved.

The utility model relates to the technical field of coal tar processing equipment, and discloses an oil-water separator for coal tar processing, which comprises a separation tank, the feeding mechanism is arranged at the upper end of the separation tank; the discharging mechanism is arranged at the lower end of the separation tank, the separation tank comprises a tank body, and an oil outlet is formed in one end of the inner side wall of the tank body. According to the oil-water separation tank, the auxiliary water and oil mixture mixing and layering structure is arranged, namely, the spiral flow guide cover is arranged at the top of the tank body and matched with the feeding end, so that a water and oil mixture entering the tank body and a chemical reagent capable of promoting oil-water separation can be discharged after being spirally guided by the spiral flow guide cover, and a stirring mechanism at the bottom of the tank body is matched; according to the oil-water separator, mixing of a chemical reagent and a water-oil mixture can be promoted, rotation of the stirring paddle is stopped after mixing, the water-oil mixture entering the tank body can be rapidly mixed and layered, heavy water in the water-oil mixture can rapidly sink to the bottom, light oil in the water-oil mixture can rapidly float on the water-oil mixture, and therefore rapid oil-water separation is achieved.

The invention discloses energy-saving and environment-friendly kitchen waste treatment equipment, and relates to the technical field of kitchen waste treatment, the energy-saving and environment-friendly kitchen waste treatment equipment comprises a feeding frame, a crushing mechanism, a connecting frame, a material separation mechanism, a controller, a water tank, an overflow pipe, a fixed pipe, a barrel, a connecting pipe, a water flow pumping assembly, a cleaning pipe I, a reciprocating assembly, a cleaning pipe II and a water flow control assembly. Kitchen garbage is crushed through the crushing mechanism, solid-liquid separation and oil-water separation are conducted on the garbage through the material separation mechanism, clear water in the water tank is pumped out through the water flow pumping assembly and fed into the first cleaning pipe and the second cleaning pipe, during crushing, a small amount of clear water flows out of the second cleaning pipe, the crushing effect is improved, and a large amount of clear water flows out of the first cleaning pipe; and after the material separation mechanism is washed and crushed, the water flow control assembly controls the cleaning pipe I and the cleaning pipe II in a delayed manner, so that after a period of time, the amount of clean water flowing out of the cleaning pipe I is reduced, the amount of clean water flowing out of the cleaning pipe II is increased, and the crushing mechanism is washed.

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.

The utility model belongs to the technical field of essence processing equipment, and particularly relates to an oil-water separator which comprises a separator shell and a driving motor, the driving motor is mounted on the upper side of the separator shell, and a liquid inlet pipe, an oil outlet valve and a water outlet valve are sequentially mounted on the separator shell. According to the oil-water separator and the rose essence processing equipment, when the capacitive interface sensor does not make contact with a grease layer, the driving motor is started through the controller, the output end of the driving motor drives the screw rod to rotate, the capacitive interface sensor and the flow guide pipe move downwards accordingly, and when the capacitive interface sensor makes contact with the grease layer, the flow guide pipe moves downwards; the output end of the driving motor stops rotating, at the moment, the through groove in the upper side of the flow guide pipe makes contact with the grease layer, the grease layer flows to the hose through the flow guide pipe, the flow guide pipe can move according to the grease layer, and the oil-water separator can conveniently and stably distribute essential oil of the rose liquid mixture.

The present invention relates to the technical field of oil-water separation, and particularly discloses an oil-water separation system, which comprises: a submersible pump configured to pump oil-containing sewage; an inlet of the solid-liquid separator is communicated with an outlet of the submersible pump; the oil-water separation equipment comprises a mother pipe communicated with an oil-water outlet of the solid-liquid separator, a plurality of oil-water separation units and a connecting pipe, and each oil-water separation unit comprises a liquid inlet pipe, a first stop valve mounted on the liquid inlet pipe, an oil-water separator, a liquid outlet pipe and a second stop valve mounted on the liquid outlet pipe; inlets of the oil-water separators are communicated with an outlet of the main pipe through liquid inlet pipes, water outlets of the oil-water separators are communicated with the liquid outlet pipes, the connecting pipes are used for communicating two adjacent oil-water separators, and third stop valves are mounted on the connecting pipes. According to the oil-water separation system, the oil-water separation paths of the multiple water separation units are controlled, so that the separation requirements of different scenes can be met.

The utility model belongs to the technical field of gas purification crude benzene production, and particularly relates to liquid-liquid separation equipment with a visual interface, which comprises a tank body and a window, and is characterized in that the length of the window accounts for more than 30% of the height of the tank body, and the window comprises a transparent safety glass sheet, a flange and a gasket, the transparent safety glass sheet is located on the outer surface or the inner surface of the tank body, gaskets and flanges are sequentially arranged on the two sides of the transparent safety glass sheet and connected through bolts, one or two LED lamp strips are arranged along the long edge of the transparent safety glass sheet, the LED lamp strips are connected with a lighting power source, and a lighting switch is arranged near the window; under the irradiation of the LED lamp strip, light rays respectively act with the light-phase liquid and the heavy-phase liquid to generate chromatic aberration, so that a liquid-liquid interface is highlighted and is easy to identify. The liquid-liquid separator has the beneficial effects that the equipment has all normal functions of the liquid-liquid separator and is not influenced by time and regions, and the interface of the separator can be observed at any time and is clear and easy to judge.

The invention provides a method and a system for accurately controlling liquid flow in a radioactive separation device, and relates to the technical field of liquid flow control, the method comprises the following steps: acquiring instantaneous flow data of a column inlet, pressure data of an infusion pipeline and rotating speed data of a metering pump, and carrying out sliding time window processing to obtain an average flow value and a flow change slope; calculating an equivalent flow resistance coefficient in combination with a pressure change relation and theoretical conveying capacity of a metering pump, and determining liquid flow transmission delay time according to pipeline volume parameters, so as to predict column inlet flow corresponding to the delay time; and the rotating speed of the metering pump is adjusted according to the deviation between the predicted flow and the target flow, the effective buffering volume of the buffering flow stabilizing cavity is adjusted to restrain flow pulsation, meanwhile, control parameters are continuously corrected through rolling updating data, and the column inlet flow is kept within the preset target flow range.

The utility model discloses a platelet-rich plasma preparation device, which belongs to the technical field of medical instruments and comprises an upper end jacket, one end of the upper end jacket is connected with an upper end cover, the other end of the upper end jacket is connected with a lower end jacket, the bottom of the lower end jacket is connected with a lower end cover capable of moving up and down, and the upper end jacket is provided with a first cavity. A second chamber, a third chamber and a connecting channel for communicating the second chamber with the third chamber are sleeved outside the lower end part, and the second chamber is communicated with the first chamber; the upper end cover is provided with an upper sealing rod for controlling the first cavity to be communicated with or disconnected from the second cavity, the lower end cover is provided with a lower sealing rod for controlling the second cavity to be communicated with or disconnected from the third cavity, the upper sealing rod is provided with a fourth cavity, and a limiting rod capable of moving up and down along the inner wall of the fourth cavity is arranged in the fourth cavity. The PRP preparation device is convenient to operate, high in preparation efficiency and capable of preparing PRP with different leukocyte contents according to requirements, and different treatment requirements are met.

The invention discloses a recovery device and a recovery process for VOC (volatile organic compounds) in waste gas, and relates to the technical field of waste gas recovery, the recovery device comprises a conical bottom tank, a floating disc, a material guide pipe and a drainage pipe. The invention further discloses a recovery technology of the recovery equipment for VOC in waste gas. The recovery technology comprises the following steps of waste gas collection and pretreatment, condensation recovery, transition precipitation and product output. According to the invention, the floating disc for separating the space is mounted in the conical bottom tank and floats on the surface of the VOC liquid phase, so that the contact area between the VOC liquid phase and air is reduced, the dissipation of liquid VOC is reduced, the loss of VOC in the transition standing process is reduced, the floating disc is adjusted up and down by adopting a magnetic coupling driving mode, and the service life of the floating disc is prolonged. And the position of the floating disc can be actively adjusted in the VOC liquid phase feeding and discharging process, so that the pressure change generated by VOC liquid phase feeding and discharging in the conical bottom tank is reduced, the dissipation of VOC is further reduced, and the purity of the liquid phase VOC finally output by the device is ensured.

The invention discloses a low-temperature degreasing system for coating pretreatment, and belongs to the field of purification and reutilization of degreasing fluid for automobile coating pretreatment. The coating pretreatment low-temperature degreasing system comprises a degreasing tank provided with a workpiece inlet end A and a workpiece outlet end B; the heating module is arranged at the bottom of the degreasing tank and is used for heating the degreasing fluid in the degreasing tank; the first hydrodynamic cavitation module is connected with the degreasing tank; the heating demulsification oil-water separator is connected with the degreasing tank; and the second hydrodynamic cavitation module is connected with the heating demulsification oil-water separator. According to the coating pretreatment low-temperature degreasing system and method, the heating demulsification technology and the hydrodynamic cavitation technology are combined for use, and the better degreasing and oil removing effect can be achieved under the condition that the temperature is lower than the temperature of traditional high-temperature heating demulsification; under the condition that the working temperature of the degreasing tank is reduced, the degreasing fluid can keep the same cleaning capacity; therefore, energy consumption is saved, and the degreasing tank liquid replacement period is prolonged.

A purification system (1) includes a disc stack centrifugal separator (3) with a disc stack (31) made of stacked discs (33) having circumferentially spaced-apart distribution holes (39). The distribution holes are configured to distribute a contaminated product over a distribution part (41) of a curved surface area (35) of the disc stack. The distribution part extends around the circumference of the disc stack and over 20%-70% of a total distance (d) between a base periphery (37a) and a top periphery (37b) of the disc stack. At least one pressure control device (11a, 11b) is fluidly connected with at least one of a light phase outlet and a heavy phase outlet and controls a level of backpressure provided to the light phase outlet and / or the heavy phase outlet to adjust a position of an interface between a light phase and a heavy phase in the disc stack during purification.

The invention discloses a device and a method for intelligently regulating and controlling liquid-liquid continuous separation of plant extracts, and belongs to the field of plant extract separation. The device comprises a mixing and concentrating device, a gravity type liquid-liquid separator and a data processing unit; the mixing and concentrating device is provided with a mixer, a film evaporator and a first near-infrared spectrometer; the gravity type liquid-liquid separator is provided with a plurality of flowmeters and a second near-infrared spectrometer; the method comprises the following steps: constructing a concentrated solution prediction model, monitoring parameters such as spectral data, temperature, stirring speed, flow and the like of the concentrated solution in real time, analyzing data through a data processing unit, optimizing a separation process by adopting a fuzzy PID control algorithm, regulating parameters such as interface height, temperature, stirring speed and the like in real time, and realizing accurate control on separation efficiency and separation effect. According to the invention, precise monitoring and regulation of liquid-liquid continuous separation of the plant extract are realized, and the separation efficiency and the separation effect are improved.

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 invention relates to the technical field of tetrafluoroethane production, and discloses a tetrafluoroethane phase separation system which comprises a main phase separator, the main phase separator is connected with a preheater, the preheater is connected with a cooler, the cooler is connected with a circulating pump, and the circulating pump is connected with a buffer tank; the main phase separator is connected with a light phase storage tank, and the light phase storage tank is connected with a light phase delivery pump I and a light phase delivery pump II; the main phase separator is connected with a heavy phase storage tank, and the heavy phase storage tank is connected with a heavy phase delivery pump I and a heavy phase delivery pump II; and the main phase separator is also connected with an online component analyzer, and the online component analyzer can detect the component proportion of each phase of tetrafluoroethane in the phase separator in real time so as to accurately regulate and control the phase separation process according to the detection result. Through a plurality of innovative assemblies and connection modes, the phase separation device has remarkable beneficial effects in the aspects of precise regulation and control of the phase separation process, product purity improvement, impurity removal, energy recycling, heavy phase treatment and the like.

The invention discloses a system and a method for preparing adiponitrile by electrolyzing acrylonitrile, and relates to the technical field of chemical product preparation, reaction and separation are efficiently coupled through process innovation, so that an acrylonitrile recovery unit is omitted, the safety is improved, and a modularized external reaction area capable of being flexibly expanded is introduced into the design of a reactor. The design aims to fundamentally break through the physical limitation of traditional equipment on the electrode area, and a brand new technical path is provided for realizing high-efficiency and low-energy-consumption large-scale industrial production. Nearly complete conversion of acrylonitrile is realized through the rectifying tower, and a tower kettle product does not contain unreacted acrylonitrile, so that a complicated acrylonitrile recovery tower and a circulating system do not need to be arranged in a subsequent separation system, the process is remarkably shortened, and equipment investment and operation energy consumption are reduced.

The utility model discloses a high strength coalescence filter element relates to coalescence filter element technical field, including coalescence filter element body, coalescence filter element body includes from inside to outside in proper order inner skeleton net, foldable coalescence layer and nylon net cover, nylon net cover is provided with a plurality of hot melt rubber ring that wrap coalescence layer outer surface and along filter element length direction interval arrangement. According to the utility model, the plurality of hot melt adhesive rings which are arranged at intervals along the length direction of the filter element are heated, so that the hot melt adhesive is melted and enters the foldable coalescence layer, and then the filter element is cooled, so that the coalescence layer with the hot melt adhesive is solidified, a plurality of supports are arranged in gaps of the coalescence layer along the length direction of the filter element, and the internal strength of the coalescence filter element is improved; and gaps in the coalescence layer are forced to open, so that the gaps in the coalescence layer are not easy to change in the ventilation process, and the filtering efficiency is indirectly improved.

The invention relates to a seasoning table and digital oil well integrated all-in-one machine which is characterized by comprising a seasoning table structure and an oil well separation mechanism for receiving pot washing water, the oil well separation mechanism is arranged below the seasoning table structure, and the oil well separation mechanism comprises an oil-water separator assembly; an oil surface electrode monitoring system; the waste grease is thoroughly separated and stored; an intelligent monitoring and control system; uploading and notifying 5G information; and a traceability system. According to the scheme, through accurate step control and structural design, rapid and thorough separation of oil and water is achieved, an intelligent monitoring and tracing system is arranged, and safe and compliant recovery of waste grease is ensured.

This application discloses an automated liquid separation control error compensation method and system, relating to the field of automated liquid separation technology. The method includes: acquiring characteristic information of the liquid to be separated, determining an ideal liquid separation curve, the ideal liquid separation curve including at least an initiation separation stage and a slow-flow separation stage; controlling a liquid separation device to perform liquid separation operation according to the ideal liquid separation curve, and acquiring real-time data on the actual weight change of the liquid in the receiving container below through a weight sensor, obtaining a real-time liquid separation curve based on the actual weight change data; when entering the slow-flow separation stage, determining the liquid separation deviation based on the real-time liquid separation curve and the ideal liquid separation curve, and compensating and correcting the ideal shutdown time based on the liquid separation deviation to determine an updated shutdown time; controlling the liquid separation device to stop the liquid separation operation at the updated shutdown time. This solves the technical problem in the prior art where liquid separation errors are difficult to control accurately due to factors such as liquid inertia and pipeline residue.

The utility model discloses a waste oil recovery device for a sewage pool of an oil depot, which comprises a waste oil recovery part, a waste oil recovery part, a waste oil recovery part and a waste oil recovery part, and the waste oil recovery part comprises a mounting plate and a hydrophobic oleophylic sponge; the lower end of the mounting plate is fixedly connected with hydrophobic oleophylic sponge; the anti-bending adjusting part comprises a mounting block, a torsional spring, a bracket and a guide wheel; the mounting blocks are symmetrically and fixedly connected to the two ends of the middle of one side of the mounting plate, a torsional spring penetrates through the middle of one end of each mounting block, a support is fixedly connected to the inner side of each torsional spring, and a guide wheel is rotationally connected to the middle of one end of each support. The angle needed by the pumping water pipe can be adjusted in a self-adaptive mode, the bending degree of the connecting position of the pumping water pipe can be effectively reduced, the probability of separation between the pumping water pipe and a connecting pipe is reduced, the damage degree of the pumping water pipe is reduced, and cost is reduced.

The utility model belongs to the technical field of petroleum treatment, and particularly relates to an automatic drainage device which comprises an installation shell. The real-time monitoring mechanism comprises a transfer box fixedly arranged at the bottom of the mounting shell, the transfer box vertically communicates with an inlet pipe with one end located at the bottom of the mounting shell in the first direction, and the end, corresponding to the lower portion of the mounting shell, of the inlet pipe in the height direction of the transfer box is in a horn mouth shape; one end of the water content sensor extends into the inlet pipe, the signal converter is mounted at the top of the water content sensor and located in the mounting shell, a temperature sensor is fixedly arranged between the mounting shell and the transfer box, and an outlet pipe is fixedly arranged on the transfer box in the length direction and with the diameter height consistent with the height of the horn mouth. The water separation device is simple in structure, unattended operation is achieved, meanwhile, when a user separates water in liquid, whether the water is drained or not is automatically judged, the opening and closing conditions of the valve are automatically controlled, and people can conveniently use the water separation device.

The utility model provides a water-oil separation device for chemical machinery. Comprising a base, a separating assembly is arranged at the top of the base, an adjusting assembly is arranged at the top of the base and located on the rear side of the separating assembly, and a limiting assembly is arranged on the inner side of the adjusting assembly. According to the water-oil separation device for the chemical machinery, all parts of the device are arranged in a matched mode, the critical line position of water liquid and oil liquid on the inner side of the separation barrel is observed through the observation window and the first scale line, the two second lead screws are driven to rotate, and the second lead screws drive the limiting frame to move up and down; the bottom of the limiting frame and the bottom end of the oil pumping pipe are arranged at the same horizontal position, so that a worker can more accurately adjust the bottom end of the oil pumping pipe to the critical position of water liquid and oil liquid more conveniently, operation is easy and convenient, unnecessary troubles of the worker are reduced, and the working efficiency is improved. The adaptability of the device is improved.

The invention relates to the technical field of emulsion separation, and discloses a layered oil-water separation device suitable for emulsion, which comprises a support base, a deceleration base arranged on the top of the support base, a driving source arranged on one side of the deceleration base, a separation cylinder arranged on the top of the deceleration base, and a cover plate arranged on the top of the separation cylinder, an extraction opening is formed in the cover plate, a pull-away pipe is arranged in the extraction opening, a pull-away pipe is arranged on one side of the bottom of the speed reduction base, a filling opening is further formed in the separation barrel, an emulsion and a demulsifier can be added into the filling opening, and a mixing assembly is arranged in the separation barrel; an adjusting assembly is arranged on the inner wall of the separating cylinder; the mixing assembly is used for uniformly mixing the emulsion and the demulsifier in the separation cylinder; the adjusting assembly is used for automatically adjusting the suction height of the extraction opening according to the liquid level height in the separation barrel. Compared with the prior art, the extraction opening is always located at the optimal position of the oil layer, and the oil-water mixed extraction phenomenon caused by liquid level fluctuation of a traditional device is avoided.

In accordance with some embodiments herein, an apparatus is provided. The apparatus includes a conduit, a first electrode, a second electrode, a power source, a valve, and a controller. The conduit is configured to conduct a mixture along a flow path. The first electrode is placed proximal the flow path defined by the conduit. The second electrode is placed proximal the flow path defined by the conduit. The power source is configured to apply a voltage across the first electrode and the second electrode. The valve is coupled to the conduit and configured to control flow of the mixture through the flow path defined by the conduit. The controller is configured to determine a first capacitance of a first capacitor established by the first electrode, the second electrode, and the mixture flowing along the flow path. The controller controls the valve based upon the first capacitance.

An oil and sludge collecting tank is disclosed, which can be placed on-site at a food factory or the like, that discharges oil-containing wastewater, and which can collect oil and sludge more efficiently from an upper layer of an oil / water separation tank that pools the oil-containing wastewater. The oil and sludge collecting tank temporarily stores an upper layer of an oil / water separation tank, and collects oil and sludge. The oil and sludge collecting tank comprises: an upper tank TA into which the upper layer of the oil / water separation tank flows through an inflow pipe; at least one or more lower tank TB that has a smaller volume than the upper tank TA, and that is continuously provided from the bottom surface of the upper tank TA; and a lower tank heating section H2 that heats the lower tank TB.

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 utility model discloses an oil removal system for nickel sulfate liquid. The oil removal system comprises a filtering structure and a plurality of oil removal tanks, the multiple oil removal tanks are sequentially communicated, and a solution in the oil removal tank at one end can flow into the oil removal tank at the other end; the filtering structure is communicated with the oil removal tank located at the tail end of the solution flowing direction and used for intercepting oil absorption materials in fluid output by the oil removal tank at the tail end of the solution flowing direction. According to the scheme, the adsorption material and the nickel sulfate solution to be subjected to oil removal can be continuously added into the liquid inlet tank, and when the adsorption material and the nickel sulfate solution sequentially flow among the multiple oil removal tanks, the adsorption material can be in full contact with oil, the oil absorption effect is guaranteed, oil can be continuously removed, and the oil removal efficiency of the nickel sulfate solution is improved.