CN108954336A - Plasma reaction furnace system - Google Patents

Plasma reaction furnace system Download PDF

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Publication number
CN108954336A
CN108954336A CN201711178939.7A CN201711178939A CN108954336A CN 108954336 A CN108954336 A CN 108954336A CN 201711178939 A CN201711178939 A CN 201711178939A CN 108954336 A CN108954336 A CN 108954336A
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CN
China
Prior art keywords
plasma
water
positive plate
reacting furnace
reaction furnace
Prior art date
Application number
CN201711178939.7A
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Chinese (zh)
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CN108954336B (en
Inventor
张煌辉
Original Assignee
武汉市艾义法德环保科技有限责任公司
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Priority to CN201711178939.7A priority Critical patent/CN108954336B/en
Publication of CN108954336A publication Critical patent/CN108954336A/en
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Publication of CN108954336B publication Critical patent/CN108954336B/en

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/08Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating
    • F23G5/085High-temperature heating means, e.g. plasma, for partly melting the waste
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/44Details; Accessories
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/44Details; Accessories
    • F23G5/46Recuperation of heat
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23JREMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J15/00Arrangements of devices for treating smoke or fumes
    • F23J15/02Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23JREMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J15/00Arrangements of devices for treating smoke or fumes
    • F23J15/02Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
    • F23J15/022Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow
    • F23J15/025Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow using filters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23LSUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L15/00Heating of air supplied for combustion
    • F23L15/04Arrangements of recuperators
    • F23L15/045Arrangements of recuperators using intermediate heat-transfer fluids
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2204/00Supplementary heating arrangements
    • F23G2204/20Supplementary heating arrangements using electric energy
    • F23G2204/201Plasma

Abstract

The invention discloses a kind of plasma reaction furnace system, including rack and reacting furnace, flue gas purification device and cooling water circulating device, reacting furnace is interior to be equipped with burner hearth and plasma flame flow device, and reacting furnace is equipped with feeding port, slag-drip opening and smoke outlet;Plasma flame flow device includes impulse current generator, the hollow graphite electrode equipped with plasma jet outlet, annular electromagnetic field, and inlet channel and water cooling passageway with ion stream outlet, plasma jet outlet is connected to heat gas channel in burner hearth;Structure of the invention is compact, high degree of automation, waste gas circulation processing, lacked using reacting furnace in low temperature and is run within oxygen, the resistance to supply frequency in magnetic field generates anion and carries out low-heat combustion decomposition organic substance in reacting furnace, does not need fuel and is incinerated, and no dioxin, coal dust ash or sour gas generate, metal, glass in house refuse etc. will be isolated, and be discharged from out from the dreg removing system of bottom.

Description

Plasma reaction furnace system

Technical field

The present invention relates to the methods or equipment that are specially adapted for incinerating waste material or low-grade fuel, such as the technology of incinerator Field more particularly to a kind of plasma reaction furnace system.

Background technique

Currently, the dangerous garbage and plastic products rubbish of industry and special trade are increasing, and such rubbish is rubbish It is extremely intractable in rubbish;China mainly filled for the processing mode of house refuse and dangerous garbage and plastic products rubbish and It burns, landfill not only occupies a large amount of soils, but also will cause the pollution of underground water;Although incineration method volume reduction ratio is high, and can recycle Energy, but because it is new to be badly in need of development to be strongly opposed to by the public for the pollution of environment caused by generating dioxin in burning process Environmentally protective, the energy-saving substitution incineration technology of a generation.

Plasma is the 4th state of substance, have it is many different from solid-state, liquid and gaseous unique physicochemical properties, Such as temperature and energy density are all very high, electrically conductive and luminous, chemical property is active and can reinforce chemical reaction, and environmental-protecting performance is excellent It is good;The plasma that up to 7000 DEG C are generated by arc discharge, is heated to very high temperature for rubbish, thus quickly and effectively Destroy waste;Flammable organic principle sufficiently cracks gasification, is converted to imflammable gas, can be used for energy recovery, commonly referred to as For " synthesis gas " (main component is CO+H2);Non-flammable inorganic constituents becomes harmless slag after plasma high-temperature is handled Body;Using plasma processing rubbish be current volume reduction effect it is most significant, it is innoxious most thoroughly, the highest green of recycling degree Environmental protection technology;Compared with incineration method, the most prominent advantage of plasma technique has:

(1) treatment temperature is high: harmful substance destruction is more thorough, and dioxin presoma is entirely destroyed decomposition;

(2) reducing atmosphere or partial oxidative atmosphere can be used, using electric energy as external heat source, secondary pollution row It puts than burning the low 2-3 order of magnitude, cracking bottom ash is harmless;

(3) synthesis throughput is about the 5-10% of incineration flue gas amount, is easy to purify, and equipment for after-treatment size reduces, and is saved Cost of investment;

(4) energy recovery is high-efficient, and synthesis gas, the power generation of later use gas engine, generating efficiency is made in oversize Up to 39%, and incineration method uses steam turbine, generating efficiency is difficult more than 22%;

(5) complete equipment is compact, takes up little area, good in economic efficiency.

Summary of the invention

The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of plasma reactor system proposed System, the plasma reactor system structure is compact, high degree of automation, waste gas circulation processing, is lacked using reacting furnace in low temperature It is run within oxygen, the resistance to supply frequency in magnetic field generates anion and carries out low-heat combustion decomposition organic substance in reacting furnace, does not need Fuel is incinerated, and no dioxin, coal dust ash or sour gas generate, and metal, glass in house refuse etc. will be isolated, the bottom of from The dreg removing system in portion is discharged from out.

To achieve the goals above, a kind of plasma reaction furnace system of the present invention including rack and is arranged on the rack Reacting furnace is provided with flue gas purification device and cooling water circulating device in the rack, be provided in the reacting furnace burner hearth and The plasma flame flow device in burner hearth is protruded into one end, be provided on the reacting furnace feeding port being connected to burner hearth, slag-drip opening and Smoke outlet;

The plasma flame flow device includes that impulse current generator, one end and impulse current generator connect, the other end It is provided with the hollow graphite electrode of plasma jet outlet, is wrapped in hollow graphite electrode and the annular of plasma jet outlet surrounding Electromagnetic field exports the inlet channel being connected to plasma jet in annular electromagnetic field, is wrapped in hollow graphite electrode and annular electromagnetism Water cooling passageway around, the plasma jet outlet are connected to heat gas channel in burner hearth;

The smoke outlet is communicated with the discharge flue being arranged in reaction furnace sidewall, is communicated with smoking wind on discharge flue Machine, the smoking blower are connected to flue gas purification device, and the flue gas purification device output end is connected to inlet channel;

The cooling water circulating device includes water tank, water supply pump arranged on the water tank, connection in water supply pump and water cooling The water inlet pipe in channel and the return pipe being connected between water cooling passageway and water tank.

Further, it is vertically arranged with return water cooler on the water tank, is communicated with cooling wind at the top of the return water cooler Machine, the cooling blower are connected to inlet channel, and return water cooler bottom extends in water tank, the water tank upper end setting There is air inlet.

Further, the flue gas purification device includes shell and setting spaced apart negative plate and anode in shell Plate, the negative plate pass through negative plate installation axle and are mounted on shell, and the positive plate passes through positive plate and installs axis connection It is integrated, positive plate installation axle both ends stretch out housing sidewall and are connected with positive plate connecting terminal, on the positive plate It is provided with the positive plate recirculation hole of matrix arrangements, the negative plate recirculation hole of matrix arrangements is provided on the negative plate.

Further, dust filtering device is provided on pipeline between the smoking blower and flue gas purification device.

Further, it is additionally provided with hydraulic power unit in the rack, sealing cover, the liquid are provided at the feeding port Pressure power device includes fuel tank, hydraulic pump, oil supply pipe and no less than 1 pair of oil cylinder, and the sealing cover and cylinder piston rod, which are handed over, to be cut with scissors It connects in succession.

The beneficial effects of the present invention are:

Present system is compact-sized, high degree of automation, waste gas circulation processing, lacks oxygen in low temperature using reacting furnace Within run, the resistance to supply frequency in magnetic field generates anion and carries out low-heat combustion decomposition organic substance in reacting furnace, does not need fuel It is incinerated, no dioxin, coal dust ash or sour gas generate, and metal, glass in house refuse etc. will be isolated, from bottom Dreg removing system is discharged from out.

Detailed description of the invention

Fig. 1 is a kind of side view of plasma reaction furnace system of the present invention;

Fig. 2 is a kind of main view of plasma reaction furnace system of the present invention;

Fig. 3 is a kind of side view in another direction of plasma reaction furnace system of the invention;

Fig. 4 is reacting furnace schematic diagram of internal structure in Fig. 1;

Fig. 5 is clarifier schematic diagram of internal structure in Fig. 1.

In figure: 1 rack, 2 reacting furnaces, 3 purification devices, 4 cooling water circulating devices, 5 hydraulic power units, 6 electric cabinets, 7 Cooling blower, 8 feeding ports, 9 slag-drip openings, 10 gas-accumulating tanks, 11 smoking blowers, 12 discharge flues, 13 burner hearths, 14 pulse currents occur Device, 15 graphite electrodes, 16 plasma columns, 17 annular electromagnetic fields;18 water cooling passageways;19 inlet channels;20 heat gas are logical Road;21 smoke outlets;22 negative plates;23 positive plates;24 positive plate installation axles;25 negative plate installation axles;26 air inlets;27 exhausts Mouth, 41 water supply pumps, 51 hydraulic pumps, 81 hydraulic cylinders.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.

As shown in Figs. 1-5, a kind of plasma reaction furnace system of the present invention, including rack 1 and the reaction being arranged in rack 1 Furnace 2 is provided with flue gas purification device 3 and cooling water circulating device 4 in the rack 1, is provided with burner hearth 13 in the reacting furnace 2 The plasma flame flow device in burner hearth 13 is protruded into one end, the feeding port 8 being connected to burner hearth 13, row are provided on the reacting furnace Cinder notch 9 and smoke outlet 21;

The plasma flame flow device includes that impulse current generator 14, one end and impulse current generator 14 connect, separately One end is provided with the hollow graphite electrode 15 of plasma jet outlet, is wrapped in hollow graphite electrode and plasma jet outlet surrounding Annular electromagnetic field 17, export the inlet channel 19 that is connected to plasma jet in annular electromagnetic field, be wrapped in hollow graphite electrode And the water cooling passageway 18 around annular electromagnetic field, the plasma jet outlet are connected to heat gas channel 20 in burner hearth, institute It states and is provided with insulating base in plasma flame flow device, electrode plate is provided on the insulating base, the electrode plate is drawn by electrode Line is connect with furnace body external pulse current feedback circuit;The electrode plate is interior girth sheets and outer girth sheets, in the inner ring electrode plate Be set with hollow graphite electrode 15, the hollow graphite electrode 15 generated under magnetic field and impulse current generator effect bear from Son, anion heat pressure air, and anion and heat gas are along heat gas channel 20 to living in burner hearth 13 Rubbish carries out low-heat combustion decomposition organic substance;

The smoke outlet 21 is communicated with the discharge flue 12 being arranged in reaction furnace sidewall, is communicated with smoking on discharge flue Blower 11, the smoking blower 11 are connected to flue gas purification device 3,3 output end of flue gas purification device and inlet channel 19 Connection;

The cooling water circulating device 4 includes water tank, water supply pump arranged on the water tank 41, connection in water supply pump 41 and water The water inlet pipe of cooling duct and the return pipe being connected between water cooling passageway 18 and water tank.

Further, it is vertically arranged with return water cooler 10 on the water tank, is communicated at the top of the return water cooler 10 cold But blower 7, the cooling blower 7 are connected to inlet channel 19, and 10 bottom of return water cooler extends in water tank, the water Case upper end is provided with air inlet, and the return water of the present embodiment water cooling passageway enters return water cooler 10 and cooled down, cooling blower 7 The air-flow in return water cooler 10 is extracted, the water temperature of return water cooler 10 on the one hand can be reduced, it on the other hand can be to air Preheated, the air of preheating under the effect of cooling blower 7, into inlet channel 19 in heated again, improve heating effect Rate.

Further, the flue gas purification device 3 includes shell and is arranged in shell spaced apart negative plate 22 and just Pole plate 23, the negative plate 22 are mounted on shell by negative plate installation axle 25, and the positive plate 23 passes through positive plate Installation axle 24 is connected as one, and 24 both ends of positive plate installation axle stretch out housing sidewall and are connected with positive plate connecting terminal, It is provided with the positive plate recirculation hole of matrix arrangements on the positive plate 23, is provided with matrix arrangements on the negative plate 22 Negative plate recirculation hole, for the present embodiment by being provided with the positive plate recirculation holes of matrix arrangements on positive plate, corresponding is negative Negative plate recirculation hole on pole plate makes electromagnetic field 16000~18000V of normal working voltage in flue gas purification device, has Extraordinary clean-up effect, is provided with electric cabinet 6 on the outside of flue gas purification device 3, convenient to providing electric power in flue gas purification device.

Further, it is provided with dust filtering device on pipeline between the smoking blower 11 and flue gas purification device 3, the knot Structure is conducive to be filtered the dust for entering flue gas purification device 3, improves the service life of flue gas purification device 3.

Further, it is additionally provided with hydraulic power unit 5 in the rack 1, is provided with sealing cover at the feeding port 8, institute Stating hydraulic power unit includes fuel tank, hydraulic pump 51, oil supply pipe and no less than 1 pair of oil cylinder, the sealing cover and oil cylinder piston Bar hands over articulated connection, and the present embodiment, which not only can achieve, is automatically opened or closed sealing cover, but also can be avoided with tight seal lid Gas leaks in burner hearth.

The following table is the comparative analysis of the present invention and normal incinerator:

The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its Utility model design is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims (5)

1. a kind of plasma reaction furnace system, including rack and the reacting furnace being arranged on the rack, it is characterised in that: the rack On be provided with flue gas purification device and cooling water circulating device, burner hearth is provided in the reacting furnace and one end is protruded into burner hearth Plasma flame flow device is provided with the feeding port, slag-drip opening and smoke outlet being connected to burner hearth on the reacting furnace;
The plasma flame flow device includes that impulse current generator, one end and impulse current generator connect, other end setting The hollow graphite electrode for thering is plasma jet to export, the annular electromagnetism being wrapped in around hollow graphite electrode and plasma jet outlet , the inlet channel being connected to is exported with plasma jet in annular electromagnetic field, is wrapped in hollow graphite electrode and annular electromagnetic field week The water cooling passageway enclosed, the plasma jet outlet are connected to heat gas channel in burner hearth;
The smoke outlet is communicated with the discharge flue being arranged in reaction furnace sidewall, is communicated with smoking blower, institute on discharge flue It states smoking blower to be connected to flue gas purification device, the flue gas purification device output end is connected to inlet channel;
The cooling water circulating device includes water tank, water supply pump arranged on the water tank, connection in water supply pump and water cooling passageway Water inlet pipe and be connected to return pipe between water cooling passageway and water tank.
2. a kind of plasma reaction furnace system according to claim 1, it is characterised in that: be vertically arranged on the water tank Return water cooler, the return water cooler top are communicated with cooling blower, and the cooling blower is connected to inlet channel, and described time Water cooler bottom extends in water tank, and the water tank upper end is provided with air inlet.
3. a kind of plasma reaction furnace system according to claim 1 or 2, it is characterised in that: the flue gas purification device Including shell and setting, spaced apart negative plate and positive plate, the negative plate in shell pass through negative plate installation axle and pacify On shell, the positive plate passes through positive plate installation axle and is connected as one, and positive plate installation axle both ends are stretched out Housing sidewall is connected with positive plate connecting terminal, the positive plate recirculation hole of matrix arrangements is provided on the positive plate, in institute State the negative plate recirculation hole that matrix arrangements are provided on negative plate.
4. a kind of plasma reaction furnace system according to claim 3, it is characterised in that: the smoking blower and flue gas are net Disguise and is provided with dust filtering device on pipeline between setting.
5. a kind of plasma reaction furnace system according to any one of claims 1 to 4, it is characterised in that: in the rack It is additionally provided with hydraulic power unit, is provided with sealing cover at the feeding port, the hydraulic power unit includes fuel tank, hydraulic Pump, oil supply pipe and no less than 1 pair of oil cylinder, the sealing cover and cylinder piston rod, which are handed over, to be articulated and connected.
CN201711178939.7A 2017-11-23 2017-11-23 Plasma reaction furnace system CN108954336B (en)

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Application Number Priority Date Filing Date Title
CN201711178939.7A CN108954336B (en) 2017-11-23 2017-11-23 Plasma reaction furnace system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711178939.7A CN108954336B (en) 2017-11-23 2017-11-23 Plasma reaction furnace system

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CN108954336A true CN108954336A (en) 2018-12-07
CN108954336B CN108954336B (en) 2019-08-16

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1347237A3 (en) * 2002-03-19 2005-03-16 Tribovent Verfahrensentwicklung GmbH Process for treatment of residue resulting from the cellulose and papermaking industry
KR20070046579A (en) * 2005-10-31 2007-05-03 한국전력공사 A plasma reactor and a spraying device for treating steam generator chemical cleaning solutions in nuclear power plants
CN101737786A (en) * 2009-12-24 2010-06-16 童加增 Plasma melting cracking treating equipment
CN102723117A (en) * 2011-03-29 2012-10-10 核工业西南物理研究院 A high-temperature incineration and solidification method for radioactive waste resin plasma
CN102831945A (en) * 2012-08-16 2012-12-19 中国科学院等离子体物理研究所 Device and method for disposing low and medium-radioactivity solid waste by hot plasmas
WO2015124839A1 (en) * 2014-02-24 2015-08-27 Lohr Electromecanique Improved plasma chemical reactor
CN106642147A (en) * 2016-09-29 2017-05-10 成都真火科技有限公司 Plasma flame current incineration system

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1347237A3 (en) * 2002-03-19 2005-03-16 Tribovent Verfahrensentwicklung GmbH Process for treatment of residue resulting from the cellulose and papermaking industry
KR20070046579A (en) * 2005-10-31 2007-05-03 한국전력공사 A plasma reactor and a spraying device for treating steam generator chemical cleaning solutions in nuclear power plants
CN101737786A (en) * 2009-12-24 2010-06-16 童加增 Plasma melting cracking treating equipment
CN102723117A (en) * 2011-03-29 2012-10-10 核工业西南物理研究院 A high-temperature incineration and solidification method for radioactive waste resin plasma
CN102831945A (en) * 2012-08-16 2012-12-19 中国科学院等离子体物理研究所 Device and method for disposing low and medium-radioactivity solid waste by hot plasmas
WO2015124839A1 (en) * 2014-02-24 2015-08-27 Lohr Electromecanique Improved plasma chemical reactor
CN106642147A (en) * 2016-09-29 2017-05-10 成都真火科技有限公司 Plasma flame current incineration system

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