WO1996026394A1 - Installation destinee a la combustion d'un melange d'huiles comestibles usees - Google Patents

Installation destinee a la combustion d'un melange d'huiles comestibles usees Download PDF

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Publication number
WO1996026394A1
WO1996026394A1 PCT/JP1995/002710 JP9502710W WO9626394A1 WO 1996026394 A1 WO1996026394 A1 WO 1996026394A1 JP 9502710 W JP9502710 W JP 9502710W WO 9626394 A1 WO9626394 A1 WO 9626394A1
Authority
WO
WIPO (PCT)
Prior art keywords
oil
waste oil
edible
waste
storage tank
Prior art date
Application number
PCT/JP1995/002710
Other languages
English (en)
Japanese (ja)
Inventor
Yutaka Sasaki
Original Assignee
Mitsui Kanko Development Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsui Kanko Development Co., Ltd. filed Critical Mitsui Kanko Development Co., Ltd.
Publication of WO1996026394A1 publication Critical patent/WO1996026394A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23K—FEEDING FUEL TO COMBUSTION APPARATUS
    • F23K5/00—Feeding or distributing other fuel to combustion apparatus
    • F23K5/02—Liquid fuel
    • F23K5/08—Preparation of fuel
    • F23K5/10—Mixing with other fluids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
    • F23G7/05—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste oils

Definitions

  • the present invention relates to an edible waste oil co-firing apparatus, and more particularly to a technology for disposing of edible waste oil by mixing it with fuel oil of a boiler or the like and burning it.
  • Japanese Patent Application Laid-Open No. 52-34557 relates to a device that purifies waste oil and reuses it as a heat source. As shown in Fig. 10, the waste oil in the distillation tank 1 is separated and separated. It is led to the layers 2 and 3 and the filtration tank 4 in order to remove metal and other solid impurities such as chips and saw chips, and at the same time, separate water and stones.
  • waste oil that has passed through the ladle tank 4 is led through a storage tank 5 to a pipe 8 in a water tank 6 in which another pipe 7 for passing high-temperature exhaust air from a boiler or the like is installed, and the purified oil is heated in the water tank 6. Then, after lowering the viscosity and increasing the fluidity, the mixture is guided to a parner 9 to be injected and burned.
  • the apparatus disclosed in Japanese Patent Application Laid-Open No. 52-34577 is iterative of impurities contained in waste oil in order to enable injection and combustion from a wrench.
  • the structure is arranged horizontally in the filter tank. As a result, all of the fertilized foreign matter accumulates on the destruction net, and the net is easily clogged. Required.
  • waste oil is heated in the former stage of the burner in order to facilitate injection from a wrench, but the precipitation / separation tank for purifying the waste oil has no heating means. For this reason, especially in the winter season when the temperature of the waste oil decreases or in cold regions, it is difficult to precipitate and extinguish impurities due to the increase in viscosity and the decrease in fluidity.
  • the purification capacity of the fuel is reduced.
  • waste oil which contains a large amount of contaminants, flows from the sedimentation tank to the filtration tank, the burden on the filtration tank increases, and in conjunction with the above-described structure of the filtration network, the frequency of the filtration network increases. Cleaning is required.
  • this device has a structure in which a waste oil tank, a sedimentation tank (two tanks), a filtration tank, a purified oil storage tank, and a hot water tank are each formed in a single unit, so the equipment becomes large and a large installation space is required. There is also a problem.
  • the object of the present invention is to firstly dispose of waste oil, especially edible waste oil, and its effectiveness. Second, it is to obtain a device structure suitable for the reuse.
  • a waste oil storage tank for storing and discharging used edible waste oil, a fuel oil supply means for supplying fuel oil, a waste oil discharged from the waste oil storage tank, and a fuel oil supplied from the fuel oil supply means. And a combustor for receiving the mixed oil from the mixing means, injecting the mixed oil from a nozzle, and burning the mixed oil.
  • the waste oil storage tank includes a waste oil inlet for introducing edible waste oil, a waste oil outlet for discharging edible waste oil, and a predetermined oil tank disposed between the waste oil inlet and the waste oil outlet.
  • a partition wall comprising a weir wall standing upright at a height and a strainer provided on the top of the weir wall; and heating means for heating edible waste oil stored in the waste oil storage tank. I have.
  • fuel oil is supplied from the fuel oil supply means, edible waste oil is supplied from the waste oil storage tank, and these are mixed by the mixing means.
  • the mixed waste oil and fuel oil are burned in the combustor.
  • a burner provided in a boiler is suitable as a burner. That is, according to the present invention, for example, waste cooking oil discharged from a kitchen such as a hotel or an inn can be burned and disposed of in a boiler for heating or hot water.
  • waste oil not only can waste oil be disposed of, but also edible waste oil can be used as fuel resources for the boiler, and it is also possible to save on the main fuel of the boiler, such as heavy oil and kerosene.
  • edible oils contain very little sulfur, It can reduce sulfur oxides contained in boiler exhaust and contribute to the prevention of air pollution.
  • the type (structure) of the boiler is not particularly limited, and may be, for example, a furnace tube boiler, a water tube boiler, or the like.
  • the type of the burner is not particularly limited, for example, a high-pressure spray burner—a hydraulic spray burner, a rotary burner, a low-pressure spray burner, and an internal mixing burner.
  • the present invention can be applied not only to a boiler but also to a so-called industrial furnace such as a heating furnace, a melting furnace, and a ceramic furnace, and edible waste oil may be mixed and burned with an oil parner provided in these furnaces.
  • the fuel oil includes various liquid fuels used in these combustors, such as heavy oil, kerosene, and light oil.
  • the fuel oil and edible waste oil may be mixed on a mixing stand, for example, by feeding the fuel oil and edible waste oil through a pipe, combining them in front of a wrench, mixing them through a line blender, or mixing them. It is also possible to provide a tank and stir and mix in the tank.
  • the storage tank for storing edible waste oil preferably has a weir wall standing at a predetermined height from the tank bottom between the waste oil thrown population and the waste oil discharge port, and a stub standing upright on the top of the weir wall.
  • a partition consisting of a trainer will be provided, and a heat pipe for ripening the stored waste oil will be provided.
  • the weir wall provided in the tank blocks the waste oil flowing from the waste oil inlet to the waste oil outlet, and forms an overflow that flows over the top of the waste oil and flows down. I do. Then, since this overflow passes through a strainer erected on the top of the weir wall, solid impurities contained in the waste oil are removed by the strainer.
  • the water contained in the waste oil precipitates at the bottom of the tank, but the weir wall prevents the precipitated water from flowing down (to the waste oil discharge port side), so that the water can be separated from the waste oil. .
  • the stored waste oil can be heated and the viscosity of the waste oil can be reduced by flowing the heat medium through the heat pipe. It is possible to facilitate the precipitation of the precipitate.
  • the heating by the heat pipe may be omitted.
  • FIG. 1 is a diagram showing an example of an edible waste oil co-firing apparatus according to the present invention.
  • FIG. 2 is a front sectional view showing an example of a waste oil storage tank provided in the edible waste oil co-firing apparatus.
  • FIG. 3 is a plan view of the waste oil storage tank.
  • FIG. 4 is a side view of the waste oil storage tank.
  • FIG. 5 is a view showing an example of a strainer installed in the waste oil storage tank.
  • FIG. 6 is a plan view showing an example of a heat pipe installed in the waste oil storage tank.
  • FIG. 7 is a view showing a waste oil inlet of the waste oil storage tank.
  • FIG. 8 is a plan view showing a pipe installed at a waste oil inlet.
  • FIG. 9 is a plan view showing a filter installed at the waste oil inlet.
  • FIG. 10 is a diagram showing an example of a conventional waste oil combustion device.
  • FIG. 1 is a diagram showing an example of an edible waste oil co-firing apparatus according to the present invention.
  • the co-firing device 11 includes a fuel oil supply system 12 for supplying fuel oil, for example, heavy oil, from a service tank to a parner 14 (boiler), and an edible waste oil.
  • a waste oil supply system 13 that draws edible waste oil from a waste oil storage tank 21 that stores edible oil.By combining these supply systems 12 and 13 in front of the strainer 20, Mix with edible waste oil. Therefore, the junction of the supply systems 12 and 13 constitutes the mixing means.
  • the transfer of fuel oil and edible waste oil is performed by variable constant flow pumps 15 and constant flow pumps 16 provided in each system, and oil pipes and solenoid valves 18 and 19 are provided as appropriate in each piping route. It is provided. Further, the waste oil storage tank 21 is provided with a heat pipe 22 for heating the stored waste oil, and a lamp 23 for storing a report when the amount of oil exceeds a certain amount. The structure of the waste oil storage tank 21 will be described later.
  • this device is configured so that edible waste oil can be supplied from a waste oil storage tank 21 to a plurality of (for example, three) boilers via a header 17.
  • edible waste oil is similarly supplied to the fuel oil supply system for each boiler.
  • this device it is possible to operate only with fuel oil by closing the solenoid valve 18 and shutting off the waste oil supply system 13.
  • the mixing ratio of fuel oil and waste oil can be changed by changing the flow rate of edible waste oil by the variable constant flow pump 15. For example, in summer when the boiler load is small, in order to reduce the amount of fuel oil supplied to the boiler (Pana 14), a part of the fuel oil supplied by the constant flow pump 16 is transferred to Just return it to the service tank.
  • the waste oil storage tank 21 has a waste oil input port 25 for inputting waste oil and a waste oil discharge port 26 for sending waste oil, and a three-stage partition wall 2 between the input port 25 and the discharge port 26. 7, 28 and 29 are provided.
  • These partition walls are weir walls 30, 31, 32 standing up to a predetermined height from the tank bottom, It consists of strainers 33 to 38 standing on the top of the wall. ⁇
  • the walls 30 to 32 are designed to smooth the flow of waste oil from the inlet side to the outlet side, and considering that more water and impurities are settled and separated toward the inlet side, the upstream side (the inlet side) Side).
  • the strainers 33 to 38 are provided with finer meshes toward the downstream (discharge port side).
  • the first-stage strainers 33 and 34 are, for example, 60 mesh
  • the second-stage strainer. 35 and 36 are, for example, 100 meshes
  • the third-stage strainers 37, 38 are, for example, 150 (or 120) meshes.
  • Each of the strainers 33 to 38 has a handle 39 at the upper end as shown in FIG.
  • a drain 40 for discharging precipitated water and impurities is provided at the bottom (bottom of the tank) of each storage chamber partitioned by the partition walls 27 to 29.
  • the storage tank 21 can be moved by casters 41 provided on the bottom surface.
  • a heat pipe 22 for heating the stored waste oil is provided in the storage tank 21 so as to meander along the partition walls 27 to 29.
  • the heat pipe 22 is made to flow, for example, high-temperature water from a steam drain / boiler continuously blown as a heat medium.
  • the height of the heat pipes 22 from the bottom of the tank is set lower toward the downstream side (discharge port side), and each of the pipes passing through each storage chamber is connected to a downstream weir.
  • each piping section is located in the waste oil to improve the heating efficiency of the waste oil, and the piping is exposed from the oil level and adheres to the pipe surface. This is to prevent waste oil from being overheated and emitting an unpleasant odor.
  • the upper surface of the downstream wall and the upper surface of the pipe portion are disposed so as to be substantially at the same height.
  • Figure 7 is an enlarged view of the waste oil inlet. Waste oil inlet as shown
  • the 25 has a lid 42 that can be opened and closed, and two filter plates 44, 4 below the pipe grid 43 for removing relatively large contaminants mixed in the waste oil at the stage of loading.
  • Has 5 The meshes of the filter plates 44 and 45 are made finer in the lower stage than in the upper stage.
  • the upper filter plate 44 is, for example, 30 mesh
  • the lower filter plate 45 is, for example, 60 mesh. 8 and 9 show examples of the pipe lattice 43 and the filter plate 44 (45).
  • the weir walls 30 to 32 provided in multiple stages in the tank block the waste oil supplied from the waste oil inlet 25 and overflow over the top of the waste oil ( Overflow) can be formed. Since this overflow passes through the strainers 33 to 38 erected at the top of each weir wall, solid impurities contained in the waste oil are captured and removed by these strainers. . Furthermore, the water contained in the waste oil precipitates at the bottom of the tank.
  • a water separating agent may be appropriately added to the waste oil in the tank.
  • cooking waste oil discharged from a kitchen can be burned by a heating or hot water boiler and disposed of.
  • waste oil can be disposed of, but also edible waste oil can be used as fuel resources for the boiler, and boiler main fuel such as heavy oil and kerosene can be saved.
  • edible oil contains almost no sulfur (it contains no unused oil, and even used waste oil is about 0.01%), so the sulfur oxides contained in the boiler exhaust Reduced And contribute to the prevention of air pollution.
  • the waste oil storage tank proposed by the present invention it is possible to efficiently purify edible waste oil in a small space.
  • the present invention is not limited to the above embodiment.
  • a three-stage weir wall and six strainers are provided between the waste oil inlet and the discharge outlet, but the number of weir walls may be one or two, or four. That is all.
  • the number of strainers may be, for example, 1 to 5 or 7 or more.
  • a plurality of strainers are provided for each partition, as in the above embodiment. This is to prevent the waste oil stored in each storage room from being mixed with each other across the strainer when removing the strainer (for example, when cleaning the strainer).
  • the mixing ratio of combustion oil to edible waste oil is not particularly limited.
  • 30% of edible waste oil can be mixed with 70% of heavy oil A (JIS Class 1 heavy oil).
  • this mixing ratio also complies with the JIS standard items (reaction, flash point, viscosity, pour point, sulfur content, residual carbon content, ash content and moisture) of heavy oil.
  • this mixing ratio is shown as an example, and can be changed as appropriate.
  • fuel oil fuel oil B (class 2 heavy oil), fuel oil C (class 3 heavy oil), and so-called mixed heavy oil obtained by mixing kerosene or light oil may be used.
  • a rotary complete set equipped with a pilot ignition device can be used as the turner.
  • a high-pressure air spray type burner, a steam spray type burner, a hydraulic spray type burner, a low-pressure spray type burner, an internal mixing type burner, or the like may be used.
  • the ignition device may be, for example, an electric ignition device of a direct ignition type or another type.
  • the structure of the boiler is not particularly limited, for example, a furnace tube, a boiler, and a water tube boiler.
  • the present invention can be applied to the power of a boiler, for example, a so-called industrial furnace such as a heating furnace, a melting furnace, and a ceramic furnace, and other oil-burning apparatuses. I can do it.
  • edible waste oil can be disposed, and at the same time, can be effectively reused as a fuel resource such as a boiler.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Combustion & Propulsion (AREA)
  • Gasification And Melting Of Waste (AREA)
  • Filtration Of Liquid (AREA)
  • Combustion Of Fluid Fuel (AREA)

Abstract

Installation déstinée à la combustion d'un mélange d'huiles comestibles usées et de fuel, qui est constituée d'un réservoir d'huile résiduelle servant à la récupération et au rejet d'huiles comestibles usées, d'un dispositif d'alimentation en fuel et d'un dispositif permettant de mélanger les huiles usées s'écoulant du réservoir avec le fuel provenant du dispositif d'alimentation afin de préparer un mélange d'huiles. L'installation comprend également un brûleur destiné à recevoir le mélange d'huiles provenant du dispositif mélangeur et à l'éjecter au moyen d'une tuyère en vue de sa combustion.
PCT/JP1995/002710 1995-02-22 1995-12-27 Installation destinee a la combustion d'un melange d'huiles comestibles usees WO1996026394A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP7059847A JP2756927B2 (ja) 1995-02-22 1995-02-22 食用廃油混焼装置
JP7/59847 1995-02-22

Publications (1)

Publication Number Publication Date
WO1996026394A1 true WO1996026394A1 (fr) 1996-08-29

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP1995/002710 WO1996026394A1 (fr) 1995-02-22 1995-12-27 Installation destinee a la combustion d'un melange d'huiles comestibles usees

Country Status (2)

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JP (1) JP2756927B2 (fr)
WO (1) WO1996026394A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4549328B2 (ja) * 2006-08-25 2010-09-22 新興プランテック株式会社 副生油処理装置及び副生油処理方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56112441U (fr) * 1980-01-30 1981-08-31
JPS56129802U (fr) * 1980-02-29 1981-10-02
JPH02108711U (fr) * 1989-02-16 1990-08-29
JPH04244503A (ja) * 1991-01-30 1992-09-01 Kato Mamoru 動植物油脂廃油の燃焼装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0560923U (ja) * 1992-01-27 1993-08-10 株式会社豊田自動織機製作所 燃料タンク多層フィルタ構造
JPH0747741B2 (ja) * 1992-03-25 1995-05-24 藤田 佐内 燃料の製造装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56112441U (fr) * 1980-01-30 1981-08-31
JPS56129802U (fr) * 1980-02-29 1981-10-02
JPH02108711U (fr) * 1989-02-16 1990-08-29
JPH04244503A (ja) * 1991-01-30 1992-09-01 Kato Mamoru 動植物油脂廃油の燃焼装置

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Publication number Publication date
JP2756927B2 (ja) 1998-05-25
JPH08226625A (ja) 1996-09-03

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