WO2016042832A1 - Procédé de séparation d'émulsion, tuyauterie d'alimentation en émulsion, dispositif de séparation d'émulsion et système de séparation d'émulsion - Google Patents

Procédé de séparation d'émulsion, tuyauterie d'alimentation en émulsion, dispositif de séparation d'émulsion et système de séparation d'émulsion Download PDF

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Publication number
WO2016042832A1
WO2016042832A1 PCT/JP2015/063160 JP2015063160W WO2016042832A1 WO 2016042832 A1 WO2016042832 A1 WO 2016042832A1 JP 2015063160 W JP2015063160 W JP 2015063160W WO 2016042832 A1 WO2016042832 A1 WO 2016042832A1
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Prior art keywords
emulsion
unit
piping
flow path
discharge
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PCT/JP2015/063160
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English (en)
Japanese (ja)
Inventor
琢也 神林
古澤　賢司
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株式会社日立製作所
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Priority to JP2016548578A priority Critical patent/JP6339210B2/ja
Publication of WO2016042832A1 publication Critical patent/WO2016042832A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
    • B01D17/02—Separation of non-miscible liquids
    • B01D17/04—Breaking emulsions
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/24—Treatment of water, waste water, or sewage by flotation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/34—Treatment of water, waste water, or sewage with mechanical oscillations
    • C02F1/36—Treatment of water, waste water, or sewage with mechanical oscillations ultrasonic vibrations

Definitions

  • the present invention relates to a technique for separating an emulsion method.
  • a device for separating a solid from a liquid or a device for separating a liquid from a liquid is connected by a pipe, and the liquid is sent to the separation apparatus through the pipe.
  • the solid or liquid to be separated is separated from the liquid.
  • emulsion separation refers to separation from a mixture of at least two of solid, gas or liquid into a solid, gas or liquid to be separated.
  • Patent Document 1 JP 2013-46905 A
  • Patent Document 2 Japanese Patent No. 43966981
  • Patent Document 1 states that “a high-efficiency solid-liquid separation filtration tank filled with a floating filter medium that performs filtration on the inflowing raw water, and activated sludge for the filtered water that has passed through the high-efficiency solid-liquid separation filtration tank.
  • a water treatment system comprising a membrane separation activated sludge means for performing biological treatment and membrane filtration treatment using the above (refer to claim 1).
  • Patent Document 2 states that “sewage treatment that can remove inorganic and organic impurities contained in civil engineering construction wastewater, factory wastewater, and groundwater, and purify treated water as river discharge, public sewage discharge, or industrial reclaimed water. The technology relating to the device (see the technical field of the description) is described.
  • Patent Document 3 states that “an oil / water separation device that separates oil contained in a liquid to be treated from water, and includes a plurality of devices, and the devices remove oil floating due to a difference in specific gravity between water and oil.
  • the oil is separated from the floating oil recovery tank to be recovered, the agglomeration reaction tank in which the flocculant is added to the liquid to be treated to agglomerate the oil, the floating separation tank that floats the agglomerated oil and separates the water and the oil.
  • the oil / water separator is divided into a plurality of units including any one of the devices, and each of the units is provided so as to be lifted and conveyed.
  • the oil-water separator (refer to claim 1) is described.
  • JP 2013-46905 A Japanese Patent No. 4339681 JP 2014-36931 A
  • a number of separation devices are connected and combined with piping (hereinafter, a device in which the separation device and the piping are connected is referred to as a separation line).
  • a separation line a device in which the separation device and the piping are connected.
  • any separation device or piping breaks down during the process of separating the emulsion, it is necessary to stop and repair the solution.
  • the method of maintaining and inspecting only the piping can be carried out without stopping liquid feeding by using two systems of piping connecting the separation devices. However, when the separation device breaks down, it is necessary to stop liquid feeding.
  • the emulsion separator is stopped when the separator is stopped, and the emulsion cannot be separated.
  • the emulsion separation method needs to be a method that enables maintenance and inspection without stopping the feeding of the emulsion to the separation device or with a short feeding stop time. It is also desirable to control the quality of the emulsion after separation.
  • An object of the present invention relates to an emulsion separation method, an emulsion feeding method that performs an emulsion separation process when feeding an emulsion, and that facilitates maintenance and inspection, and a piping structure that realizes the method. It is to provide an emulsion separation system.
  • a typical embodiment of the present invention is a method for feeding an emulsion, which is characterized by using the following configuration.
  • An emulsion separation device for separating an emulsion containing an oily component and an aqueous component, the emulsion supply unit for supplying the emulsion, and the emulsion discharge unit for discharging the separated emulsion
  • a flow path section connected to the emulsion supply section, and the emulsion supply section and the emulsion discharge section are connected via the first piping unit and the second piping unit.
  • the first piping unit includes a first supply unit connected to the emulsion supply unit side, a first discharge unit for discharging the emulsion supplied from the first supply unit, and a first A first flow path portion configured between the supply portion and the second discharge portion, and the first flow path portion is disposed so as to face the first flow path portion.
  • the second piping unit is supplied from the second supply unit connected to the first discharge unit side and the second supply unit Is It has a second discharge part for discharging the emulsion, and a second flow path part configured between the second supply part and the second discharge part, It is comprised from the 2nd ultrasonic vibration element and 2nd ultrasonic reflection member which are arrange
  • the separation efficiency of the emulsion can be improved.
  • the structure of the emulsion separation method and the apparatus (including piping) for feeding the emulsion in each embodiment has a configuration suitable for the application of feeding a liquid in which plural kinds of liquids are mixed, such as an emulsified waste liquid.
  • a liquid in which plural kinds of liquids are mixed such as an emulsified waste liquid.
  • emulsified waste liquid typified by factory effluent, etc. as emulsion treatment and water purification treatment with an emulsion separator, water-insoluble liquid containing a lot of oil, and other water-soluble Separate into liquids.
  • the emulsion which is the concept containing the emulsified waste liquid and waste oil, containing a lot of oil is not limited to the meaning that there are more oil components than a non-aqueous solution component, and more oil than drinking water. It is a concept including what has a component.
  • the emulsion feeding method and its piping structure in each example are piping for feeding the emulsion, and the flow path of the piping is composed of one or more piping units.
  • the piping unit includes a flow path portion through which the emulsion flows, one or more ultrasonic vibrators, a supply port for supplying the emulsion to the flow path portion, and an exhaust port for discharging the emulsion from the flow path portion.
  • a drive unit that drives the ultrasonic transducer.
  • the ultrasonic transducer receives an electrical signal from the drive unit, generates an ultrasonic wave, and forms a sound field in the flow path unit.
  • the droplets in the emulsion existing in the flow path are captured and separated, and separated into a water-insoluble liquid and a water-soluble liquid.
  • the non-aqueous solution after separation refers to an aqueous solution having less aqueous solution components than the components when the emulsion is supplied to the emulsion separation device of the present invention, that is, an oily component increased.
  • the composition ratio of the aqueous component and the oil component of the emulsion supplied to the emulsion separator means an emulsion in which the separated emulsion has more oil components than the water-soluble components.
  • the aqueous solution component or aqueous component after separation refers to an aqueous solution component more than the component when the emulsion is supplied to the emulsion separation device of the present invention.
  • the constituent ratio of an aqueous component and an oily component means the emulsion in which the emulsion after separation has more aqueous components than the oily component.
  • waste oil will be described as an example of an emulsion.
  • droplet or liquid after separation may be simply referred to as water or oil, it does not refer to a liquid composed only of pure water or oil, but the aqueous solution and non-aqueous solution after separation described above. It is the concept which shows.
  • the oil-water (emulsion) separation apparatus described in Patent Document 3 as a conventional technique discloses a technique of separating by suspending the apparatus configuration.
  • the specification states that “when an excessive amount of liquid to be treated exceeding the amount to be subjected to oil / water separation treatment is transferred to the flow metering tank 20, the raw water tank 10 is filled with the raw water tank 10 via the raw water return line 28. The processing solution is returned. " Only a certain amount of separation treatment is considered for a certain amount of liquid to be treated. In other words, it is impossible to process an amount exceeding the pre-designed treatment liquid (emulsion) as the entire apparatus, and separation performance is improved when a larger amount of the treatment liquid (emulsion) than the designed value is supplied.
  • the liquid to be treated that cannot be separated because it is insufficient and cannot be separated is collected on the supply side of the apparatus and separated again. That is, separation beyond the design value is not considered at all, and the installed separation line cannot increase the throughput later.
  • the device configuration is disclosed, and mainly relates to the separation method.
  • the emulsion separation apparatus In order to maintain the separation performance of the emulsion for a long-term operation, the emulsion separation apparatus needs to be stopped and maintained in order to recover the separation performance. Therefore, the maintenance of the separation performance of the emulsion separation device, repair, repair, and replacement of parts must be stopped, but how to perform maintenance while the device is operating is not recognized as a problem .
  • Example 1 The emulsion feeding method and the piping structure thereof according to the first embodiment of the present invention will be described with reference to FIGS. (Emulsion feeding method and piping structure for feeding emulsion) FIG.
  • a pipe 10 includes a liquid feeding part and a discharge part.
  • the liquid feeding part includes a plurality of pipe units 20 and a control part 1, and the discharge part includes a discharge unit 30.
  • the piping unit 20 includes an emulsion supply port 21, an emulsion discharge port 22, an ultrasonic transducer 23, a drive unit 24, and a flow path unit 25.
  • the control unit 1 is illustrated as controlling a plurality of driving units 24 so as to have a simple apparatus configuration as a preferred embodiment, each of the driving units 24 has an independent control unit 1. Also good.
  • each piping unit 20 has an independent drive unit 24, which are electrically connected, and the operation is controlled by the control unit.
  • the discharge unit 30 includes a discharge liquid receiving port 31, a water-soluble liquid discharge port 32, a water-insoluble liquid discharge port 33, a partition plate 34, and a liquid separation unit 35.
  • a plurality of pipe units 20 are connected to form a flow path for feeding the emulsion, and the emulsion is separated in the flow path.
  • a first emulsion discharge port that is the emulsion discharge port 22 of the first piping unit 20 and a second emulsion supply port that is the emulsion supply port 21 of the second piping unit 20.
  • a first flow path portion also simply referred to as a flow path portion
  • a second flow path portion that is a flow path portion of the second piping unit 20 ( Are simply connected to each other), and the flow path of the pipe 10 is formed.
  • the first piping unit has an ultrasonic transducer 23 and a reflector 26 arranged so as to sandwich the first piping unit.
  • the second piping unit includes the second piping unit. It has the ultrasonic transducer
  • the configurations of the ultrasonic transducer 23 and the reflecting plate 26 are not shown, and details will be described with reference to FIG.
  • a third piping unit (not shown) is provided between the second emulsion discharge port which is the emulsion discharge port 22 of the first piping unit and the emulsion supply port 21 of the second piping unit. May be connected.
  • the third piping unit may not have the configuration of the ultrasonic transducer 23 and the reflection plate 26.
  • the third piping unit does not have an action of separating the emulsion, but for example, the third piping unit can change the direction when adopting L shape or U shape. Become. In the case of using a plurality of piping units, it can be used as piping used for offset adjustment of size and position.
  • a flexible emulsion separation system can be constructed by combining the first and second piping units and the third piping unit.
  • it is not necessary to take a large device configuration.
  • the separation performance of the emulsion can be increased by connecting the first or second piping unit to the constructed emulsion separation system. Therefore, although the piping length of the whole system will be extended, even after the construction of the emulsion separation system, the originally designed separation performance can be changed after the operation of the apparatus. It becomes possible to take the structure of the emulsion separation system which improves the separation performance after the operation of the system which could not be realized by the conventional emulsion separation methods.
  • the separation performance can be lowered by reducing the number of piping units, but in this case, the time from when the emulsion is supplied to the system until it is discharged can be shortened. Further, by reducing the system configuration, it is possible to reduce the cost for maintenance and the like (including work such as time and people). Thus, a flexible system configuration can be taken.
  • FIG. 2 shows an XZ sectional view and a YZ sectional view of the piping unit 20.
  • the flow path portion 25 which is a hollow structure inside, is arranged as shown in the space of (X, Y, Z). That is, the long axis is arranged in the X direction, and the short axis is arranged in the Z direction and the Y direction. Both ends on the X-axis of the flow path portion 25 that is a tubular structure are openings, and the emulsion supply port 21 and the emulsion discharge port 22 are provided so as to face the ends that are the openings. ing.
  • the XZ sectional view of the flow path portion 25 is, for example, a rectangle.
  • the ultrasonic vibrator 23 is disposed on the XY plane of the flow path portion 25.
  • the ultrasonic transducer 25 is an element that converts an electric signal into vibration, is connected to the drive unit 24 through a conductive wire, and is driven by the electric signal E1 from the drive unit 21.
  • the XY plane of the ultrasonic transducer 24 is, for example, a rectangle corresponding to the shape of the flow path portion 25, but is not limited thereto, and may be a circle.
  • the ultrasonic transducer 25 and the reflection plate 26 are disposed so as to cover the flow path section 25 so that the ultrasonic waves converge at the center of the flow path section 25. It may be configured and arranged to build a sound field that traps the emulsion with focused ultrasound.
  • the constituent ratios of the oily component and the aqueous component of the emulsion are different depending on the first or second piping unit, it is possible to form a sound field targeting the position of the ratio to be separated.
  • the emulsion fed from the liquid feed part of the pipe 10 is separated into a water-soluble liquid and a water-insoluble liquid in the discharge unit 30 connected to the liquid feed part. It is discharged from the outlet.
  • the discharge port 31 of the discharge unit 30 is connected to the emulsion discharge port 22 of the pipe unit 20 at the end of the liquid supply unit, and the emulsion in the liquid supply unit is supplied to the discharge unit 30. .
  • FIG. 3 shows an XZ sectional view of the discharge unit 30.
  • a liquid separation part 35 having a hollow structure is arranged as shown in the space of (X, Y, Z). That is, as for the liquid separation part 35, a long axis is arrange
  • the upstream end (left side in FIG. 3) on the X-axis of the liquid separation part 35 is an opening, and the downstream end (right side in FIG. 3) is closed.
  • a discharge liquid inlet 31 is provided in the opening at the upstream end, and a partition plate 34 is disposed in the YZ plane in the liquid separation part 35.
  • the YZ area of the partition 34 is smaller than the YZ cross-sectional area of the flow path portion 35, and the upper portion in the Z-axis direction is an open region.
  • a water-soluble liquid discharge port 32 and a non-water-soluble liquid discharge port 33 are provided on the XY surface at the lower part of the Z direction in the liquid separation unit 35.
  • the water-insoluble liquid discharge port 33 is disposed on the upstream side (left side in FIG. 3) and the downstream side (right side in FIG. 3).
  • the upstream side in the X direction (left side in FIG. 3) of the liquid separation part 35 is defined as a water-soluble liquid region
  • the downstream side (right side in FIG. 3) is defined as a water-insoluble liquid region.
  • the YZ sectional view of the partition plate 34 is, for example, a rectangle, but is not limited to this, and other shapes such as a circle are also possible.
  • the discharge liquid receiving port 31 is connected to the emulsion discharge port of the piping unit 20 connected to the end of the liquid feeding unit.
  • FIG. 4 is an explanatory diagram regarding the emulsion treatment in the piping unit 20.
  • the emulsion has a flow like f1. That is, the emulsion flows into the flow path portion 25 from the emulsion supply port 21 on the left side in the X-axis direction as shown by f1.
  • the infused emulsion flows in the flow path portion 25 from the left side to the right side in the X-axis direction, and is discharged from the emulsion discharge port 22.
  • the ultrasonic vibrator 23 is driven by receiving the electric signal E1.
  • the ultrasonic transducer 23 that has received the electric signal E1 converts the electric signal into ultrasonic vibration and generates an ultrasonic wave in the flow path portion 25 to form a strong sound field.
  • the sound field generated by the ultrasonic waves is a standing wave sound field corresponding to a frequency specific to the ultrasonic transducer 23.
  • the node 201 and the sound which are regions of high sound pressure, according to the natural frequency of the ultrasonic transducer 23
  • the belly 202 which is a low pressure region, appears periodically along the Z direction.
  • the liquid receives a force directed toward the antinode 202 or the node 201 of the sound field according to the physical property value, and is thereby captured at the position of the antinode 202 or the node 201.
  • the captured droplets aggregate due to intermolecular force.
  • the capturing position is included in the entire Z direction (XY plane) in which the sound field in the flow path portion 25 is formed.
  • the captured droplets When the captured droplets aggregate and become a certain size, they float upward in the Z direction or settle down toward the bottom below due to their own buoyancy or weight. For example, when the droplets are oil, the density is smaller than that of the emulsion, and the flocculation is increased and the buoyancy is increased. Therefore, the droplets float upward in the Z direction.
  • the water-insoluble liquid increases in the upper part in the Z direction and the lower part in the Z direction
  • the amount of water-soluble liquid increases. Since the separation of the water-insoluble liquid and the water-soluble liquid is promoted as the region irradiated with the ultrasonic wave becomes longer, a plurality of piping units 20 are connected to make the flow path unit 25 irradiated with the ultrasonic wave longer.
  • the water-insoluble liquid concentrates in the upper part in the Z direction and the water-soluble liquid concentrates in the lower part in the Z direction.
  • the emulsion in which the water-insoluble liquid and the water-soluble liquid are concentrated and separated in the upper and lower directions in the Z direction is discharged out of the pipe 10 through separate discharge ports by the discharge unit 30.
  • the emulsion supplied to the discharge unit 30 is separated into an upper component in the Z direction and a lower component by the partition plate 34 in the liquid separation unit 35. That is, the upper component in the Z direction passes through the partition plate 34 and is transported to the water-insoluble liquid region, and only the lower component in the Z direction remains in the water-soluble liquid region.
  • a water-soluble liquid discharge port 32 and a water-insoluble liquid discharge port 33 are arranged on the XY surface of the lower surface in the Z direction of the liquid separation unit 35, and the liquid in the region is discharged separately.
  • the water-insoluble liquid discharge port 33 may be disposed on the YZ plane instead of the XY plane of the water-insoluble liquid region.
  • FIG. 5 and 6 show an XZ section and a YZ section of other structural examples of the piping unit 20.
  • the ultrasonic waves generated from the ultrasonic transducer 23 are reflected by the opposing XY planes in the flow path portion 25 to form a sound field in the flow path portion. Therefore, as shown in FIG. 5, the sound field in the flow path section 25 is strengthened by disposing a reflection plate 26 that efficiently reflects ultrasonic waves on the XY plane facing the ultrasonic transducer 23. Can do.
  • the YZ cross section of the flow path portion 25 may be circular as shown in FIG.
  • the driving power can be reduced by disposing the reflector 26 so as to face the ultrasonic transducer 23.
  • the discharge port of the existing emulsion separation system and the supply port 21 for supplying the emulsion of the piping unit 20 of the present invention, it can be used in existing facilities. This is particularly effective when the predetermined separation performance cannot be obtained due to secular change in the existing equipment, and can contribute to the extension of the life of the existing equipment.
  • FIG. 7 shows the structure of a prototype that simulates the piping unit 20 of the first embodiment.
  • the ultrasonic transducer and the reflector are arranged on the YZ plane so as to sandwich the flow path portion.
  • the emulsion sample used in this evaluation was 3 vol. Waste oil (black brown) was mixed at a concentration of%, and stirred for 30 seconds with a disperser to adjust.
  • the ultrasonic vibrator used in this evaluation was an ultrasonic vibrator having a resonance frequency of 2.26 MHz, and ultrasonic treatment evaluation was performed under still water.
  • FIG. 8A shows a state in the flow path part (inner diameter: 20 mm, length: 150 mm) before ultrasonic irradiation
  • FIG. 8B shows a state in the flow path part after irradiation with ultrasonic waves for 30 seconds.
  • an ultrasonic transducer is arranged on the left side of the image
  • an ultrasonic reflector is arranged on the right side.
  • the distance between the antinodes and nodes of the ultrasonic wave is about 0.3 mm, and there is a YZ plane in which waste oil droplets in the liquid are captured at the interval in the X direction in the flow path.
  • the liquid feeding unit is connected to a plurality of piping units, even if one piping unit breaks down, it is possible to perform oil / water separation treatment in other piping units. It is not necessary to stop the separation).
  • the emulsion is supplied to both the piping unit and the spare unit while the separation process is being performed, and then the supply to the piping unit is stopped. The operation can be continued without stopping the feeding of the emulsion separator.
  • the pipe 10 includes a liquid feeding section and a discharge section.
  • the pipe 10 of the second embodiment has a configuration similar to that of the first embodiment and the liquid feeding section. In FIG. 9, only the liquid feeding part of the piping 10 in Example 2 is shown.
  • the liquid feeding unit is composed of a plurality of piping units 20, a control unit that controls driving thereof, a stirring unit 40, and a medicine supply unit 50.
  • the piping unit 20 includes an emulsion supply port 21, an emulsion discharge port 22, an ultrasonic vibrator 23, a drive unit 24, and a flow path unit 25.
  • the unit emulsion supply port 41, the stirring unit emulsion discharge port 42, the motor 43, the stirring blade 44, and the stirring unit channel portion 45 are configured, and the medicine supply unit 50 is a medicine supply unit.
  • An emulsion supply port 51, a drug supply unit emulsion discharge port 52, a drug supply unit 53, and a drug supply unit channel unit 54 are included.
  • Example 2 the medicine supply unit 50 is disposed on the upstream side of the stirring unit 40, and the stirring unit 40 is disposed on the upstream side of the piping unit 20.
  • Each unit is connected to a discharge port and a supply port of an adjacent unit, so that each channel unit is connected to form a channel through which an emulsion flows.
  • FIG. 10 shows XZ cross sections of the drug supply unit 50 and the stirring unit 40.
  • the medicine supply unit 50 has a mechanism in which the medicine in the medicine supply section 53 supplies the medicine into the medicine supply unit flow path section 54, and is intended to promote droplet aggregation and adjust water quality such as pH. Is supplied into the flow path portion 54.
  • the agitation unit 40 has a mechanism in which an agitation blade 44 connected to a motor 43 rotates in the agitation unit channel part 45, and agitates the emulsion in the agitation unit channel part 45.
  • the configuration of the piping unit 20 is substantially the same as that of the first embodiment, and is connected to the downstream side of the stirring unit 40 as described above.
  • the separation time can be shortened, and droplets with a diameter of several hundreds of nanometers that are difficult to separate can be agglomerated. Is also possible. Therefore, as in Example 2, before the ultrasonic treatment is performed in the piping unit 20, the drug is supplied to the emulsion by the drug supply unit 50, and then the drug is added by the stirring unit 40. By stirring the emulsion, the emulsion can be separated efficiently and effectively.
  • Example 1 by unitizing the parts having the respective mechanisms, even if each unit breaks down and the emulsion treatment stops, production can be resumed immediately by connecting alternative units. Can do.
  • Example 3 Next, the emulsion feeding method and its piping structure in Example 3 of the present invention will be described with reference to FIG.
  • FIG. 11 shows an example of the configuration when the emulsion is fed through the pipe 10.
  • the pipe 10 includes a liquid feeding part and a discharge part.
  • the liquid feeding unit is composed of a plurality of piping units 20, a control unit that controls driving thereof, and a flow dividing unit 60, and the discharging unit is configured by a discharging unit 30.
  • the piping unit 20 is configured to include an emulsion supply port 21, an emulsion discharge port 22, an ultrasonic transducer 23, a drive unit 24, and a flow path unit 25.
  • the piping unit 20 has an independent drive unit 24, which are electrically connected.
  • the discharge unit 30 includes a discharge liquid receiving port 31, a water-soluble liquid discharge port 32, a water-insoluble liquid discharge port 33, a partition plate 34, and a liquid separation unit 35.
  • FIG. 12 shows an XZ cross section of the flow dividing unit 60.
  • the diversion unit 60 includes a diversion unit emulsion supply port 61, two or more diversion unit emulsion discharge ports 62, and a diversion unit channel portion 63.
  • the liquid feeding unit is divided into two by the flow dividing unit 60, and the discharge unit is disposed at the terminal of each liquid feeding unit. That is, the first diversion unit discharge port 61 is connected to the emulsion supply port 21 of the piping unit 20 constituting the first liquid feeding unit, and the second diversion unit discharge port 61 is connected to the second diversion unit discharge port 61. It is connected to the emulsion supply port 21 of the piping unit 20 constituting the liquid feeding unit.
  • the configuration of the liquid feeding section and the discharge section after the flow is almost the same as in the first embodiment.
  • the emulsion feeding method and the piping structure of each embodiment it is not necessary to stop the feeding of the emulsion for a long time, and maintenance is possible.
  • the emulsion can be separated into a non-aqueous solution and an aqueous solution.
  • the branch unit 60 is connected to the emulsion outlet of the first pipe unit 20, and the second pipe unit 20 is connected to the first outlet of the first branch unit 60.
  • the third piping unit 20 can be connected to the outlet, and the outlet of the second piping unit 20 and the outlet of the third piping unit can be connected to the second branch unit 60.
  • the 2nd or 3rd piping unit 20 performs a separation process, it becomes possible to remove either. Therefore, maintenance and maintenance can be performed easily. Moreover, efficiency can be improved by separating the emulsion in any case.
  • the second or third piping unit 20 is arranged in the vertical direction, for example, the second piping unit 20 is arranged at a height of 100 cm from the ground, and the third piping unit is arranged at a height of 20 cm from the ground.
  • An emulsion containing a large amount of oil component is supplied to the piping unit 20, and an emulsion containing a large amount of aqueous component is supplied to the third piping unit 20. Therefore, it is possible to realize the separation process more efficiently by adjusting the intensity and frequency of ultrasonic vibration according to the composition ratio of the oily water in the emulsion.
  • the present invention is not limited to the above embodiments and can be variously modified without departing from the gist thereof.
  • the present embodiment can be applied to any liquid that contains oil and water for use in water purification in addition to waste oil such as emulsion separation.

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Abstract

　La présente invention porte sur un procédé de séparation d'émulsion comprenant : un procédé d'alimentation en émulsion dans lequel un procédé de séparation d'émulsion est mis en œuvre lors d'une alimentation en émulsion, et dans lequel l'entretien et les inspections sont facilités ; et une structure de tuyauterie et un système de séparation d'émulsion permettant de mettre en œuvre ce procédé. Un dispositif de séparation d'émulsion destiné à séparer une émulsion qui contient un composant huileux et un composant aqueux : le dispositif de séparation d'émulsion comprenant une partie d'alimentation en émulsion dans laquelle l'émulsion est acheminée, une partie d'évacuation d'émulsion destinée à évacuer l'émulsion séparée, et une partie de canal reliée à la partie d'alimentation en émulsion ; la partie d'alimentation en émulsion et la partie d'évacuation d'émulsion étant reliées par l'intermédiaire d'une première et d'une seconde unité de tuyauterie ; et les unités de tuyauterie étant conçues à partir d'un élément d'oscillation à ultrasons et d'un élément de réflexion d'ultrasons disposés de manière à se faire face l'un l'autre à travers la partie de canal.
PCT/JP2015/063160 2014-09-16 2015-05-07 Procédé de séparation d'émulsion, tuyauterie d'alimentation en émulsion, dispositif de séparation d'émulsion et système de séparation d'émulsion WO2016042832A1 (fr)

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JP2016548578A JP6339210B2 (ja) 2014-09-16 2015-05-07 乳濁液分離方法及び乳濁液を送液する配管及び乳濁液分離装置及び乳濁液分離システム

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