CN105592619B - A kind of plasma system - Google Patents
A kind of plasma system Download PDFInfo
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- CN105592619B CN105592619B CN201610137518.9A CN201610137518A CN105592619B CN 105592619 B CN105592619 B CN 105592619B CN 201610137518 A CN201610137518 A CN 201610137518A CN 105592619 B CN105592619 B CN 105592619B
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
Abstract
A kind of plasma system, it is related to plasma apparatus, including three-phase rectifier, high frequency electric source and plasma device, three-phase circuit is connected to the three-phase alternating current input interface of three-phase rectifier, and single phase alternating current circuit is connected to the power frequency input interface of high frequency electric source；There are the first isolator and the second isolator in system, plasma device is made up of the first discharge assembly and the second discharge assembly, there are first electrode, second electrode, the 3rd electrode in first discharge assembly, there is the 4th electrode in second discharge assembly, the high frequency output interface of high frequency electric source is connected to first electrode, and the direct current output interface of three-phase rectifier is connected to second electrode by the first isolator and is connected to the 4th electrode by the second isolator.The present invention is adapted to apply in solid waste disposal field, using plasma gasification mode, and water vapour is carried out pyrolysis processing through two level high-temperature plasma electric arc again after ionization activates, gasifying agent application is used as after being decomposed into hydrogen, oxygen activity chemicals.
Description
Technical field
The present invention relates to electromechanical equipment, especially relates to a kind of power supply of plasma apparatus.
Background technology
The gasifying agent used in traditional gasification units is water vapour+air or water vapour+oxygen, is worked in gasification furnace
When, water vapour+air or water vapour+oxygen are directly sent into gasification furnace, makes water vapour that gas making reaction generation occur with coal and closes
Into gas, it reacts for the endothermic reaction, it is necessary to which oxidation reaction occurs by air or oxygen and charcoal provides heat, this gasification side for it
The rate of gasification of formula is low, meanwhile, substantial amounts of CO 2 waste gas is produced in synthesis gas, not only has influence on the quality of synthesis gas, and
Rear class is set to discharge substantial amounts of greenhouse gases in producing.House refuse is because calorific value is low, and the fixation carbon content in chemical composition is few, such as
House refuse is gasified with the gasification technology of routine, what water vapour and house refuse were carried out is the endothermic reaction, it will is disappeared
The heat of gasification furnace is consumed, gasification furnace need to add coal fuel and input air or comburant oxygen so that waste gas content in synthesis gas
Height, useful component is at a fairly low in resulting synthesis gas, almost waste gas, does not reach the application requirement of industrial chemicals.
Currently, plasma technology has been widely used, industrially applied to plasma ignition, plasma spraying, gold
Category smelting, heating plasma manufacture nano material, cutting, the processing of waste incineration waste etc..The processing mode of plasma and one
As mode make a world of difference, plasma is a kind of state formed under ionosphere or electric discharge phenomena, existing along with electric discharge
As the activity chemistry that will be generated excited atom, excite molecule, dissociation atom, free atomic group, atom or molecular ion group
Thing and their reactions caused by collision with other chemicals.In plasma generator, discharge process causes work
Qi leel loses outer-shell electron and forms ionic condition, through mutually collision and produce high temperature, temperature up to tens of thousands of degree more than, located
The chemical industry pernicious gas of reason by HTHP plasma attack when, its molecule, atom will be reconfigured and generated new
Material so that harmful substance is changed into innocuous substance.
It is appointing for this area research staff to research and develop a kind of plasma device rational in infrastructure, being adapted to the application of its target product
Business, it is the target that this area research staff is pursued to improve the efficiency of plasma device, reduce power consumption.
The content of the invention
It is an object of the invention to provide a kind of plasma system, is adapted to organic in house refuse or medical waste or industry
Applied in waste or agriculture and forestry organic waste material disposal field, and make power supply architecture advantages of simple and efficiency high, to reduce power consumption.
A kind of plasma system of the present invention, including three-phase rectifier, high frequency electric source and plasma device, three-phase are whole
Stream device has the access of three-phase alternating current input interface, direct current output interface to pick out and the access of DC loop interface, three-phase circuit company
It is connected to the three-phase alternating current input interface of three-phase rectifier；High frequency electric source has the access of power frequency input interface, high frequency output interface to pick out
Accessed with radio circuit interface, single phase alternating current circuit is connected to the power frequency input interface of high frequency electric source；It is characterized in that：Have in system
First isolator 20 and the second isolator 21, the first isolator 20 have the first direct-flow input end 20-2 accesses and the first direct current output
End 20-1 is picked out, and the second isolator 21 has the second direct-flow input end 21-2 accesses and the second DC output end 21-1 to pick out, three-phase
The direct current output interface 22-2 of rectifier 22 is connected to the first direct-flow input end 20-2 and the second isolator of the first isolator 20
21 the second direct-flow input end 21-2；Plasma device is made up of the first discharge assembly 14 and the second discharge assembly 11, and first
There are first electrode 14-4, second electrode 14-3, the 3rd electrode 14-1, the first electric interfaces 14-6, the second electricity in discharge assembly 14
Gas interface 14-8 and the 3rd electric interfaces 14-7, first electrode 14-4 are torus structure, and second electrode 14-3 is cylinder knot
Structure, second electrode 14-3 are placed in first electrode 14-4 annulus with the nested setting of first electrode 14-4 progress, second electrode 14-3
In internal space, the 3rd electrode 14-1 is hollow rotary structure, has between first electrode 14-4 and the 3rd electrode 14-1 and encloses
Guard circle cylinder；There are the 4th electrode 11-1 and the 4th electric interfaces 11-2, the electricity of the 4th electrode 11-1 and the 3rd in second discharge assembly 11
Pole 14-1 is oppositely arranged；The high frequency output interface 5-3 of high frequency electric source 5 is connected to first electrode by the first electric interfaces 14-6
14-4, the first DC output end 20-1 of the first isolator 20 are connected to second electrode 14-3 by the second electric interfaces 14-8,
Second DC output end 21-1 of the second isolator 21 is connected to the 4th electrode 11-1, the 4th electricity by the 4th electric interfaces 11-2
Gas interface 11-2 is connected to the radio circuit interface 5-2, the DC loop interface 22-1 of three-phase rectifier 22 of high frequency electric source 5 simultaneously
3rd electrode 14-1 is connected to by the 3rd electric interfaces 14-7.
In the present invention, there is arc electrode in system（12）, in second electrode（14-3）Axial centre have a duct, striking electricity
Pole（12）By second electrode（14-3）The duct of axial centre is extended or retracted；Between first electrode 14-4 and second electrode 14-3
There is annular space, the annular space between first electrode 14-4 and second electrode 14-3 forms the first region of discharge 14-5, the first electricity
Space in cylinder of going along with sb. to guard him between pole 14-4 and the 3rd electrode 14-1 forms the second region of discharge 14-2, the 3rd electrode 14-1 and the 4th
Space between electrode 11-1 is relative forms the 3rd region of discharge 10, and the first region of discharge 14-5, the second region of discharge 14-2 and the 3rd are put
Electric area 10 is sequentially connected in series；There is electrode tip holder 11-4 in second discharge assembly 11, before the 4th electrode 11-1 is arranged on electrode tip holder 11-4
, there is cooling chamber 11-12 at end in the 4th electrode 11-1, there is cooling mozzle 11-9, cooling mozzle 11-9 in electrode tip holder 11-4
It extend into the 4th electrode 11-1 cooling chamber 11-12；Have on electrode tip holder 11-4 for installation into the Method for Installation on gasification furnace
Blue 11-3；There is arc-spark stand 14-18 in first discharge assembly 14, go along with sb. to guard him cylinder 14-16, electrode mounting seat 14-10 and electromagnetic drive
Component, arc-spark stand 14-18 are hollow rotary structure, and first electrode 14-4 and second electrode 14-3 are arranged on arc-spark stand 14-18
Front end, electrode mounting seat 14-10 is hollow disc body structure, and the 3rd electrode 14-1 is embedded into the interior of electrode mounting seat 14-10
In space, go along with sb. to guard him cylinder 14-16 and be arranged between first electrode 14-4 and electrode mounting seat 14-10；Electromagnetic drive component is installed
In arc-spark stand 14-18 rear end, electromagnetic drive component is by coil rack 14-20, magnet coil 14-23 and drive rod 14-24 structures
Into coil rack 14-20 axial centre has drive rod 14-24 telescopic chute, and the drive rod 14-24 anterior body of rod is used to pacify
Fill arc electrode；There is cooling annular groove on the inside of second electrode 14-3, there is holder 14-26, holder in arc-spark stand 14-18
14-26 rear end is disc structure, has cooling guide shell 14-29, cooling guide shell 14-29 to extend into the front end of disc
In cooling annular groove on the inside of second electrode 14-3；There is punching to lead tight bar 14-27 in holder 14-26, punching leads tight bar 14-27
For hollow bolt structure, punching leads tight bar 14-27 and is used to fasten second electrode 14-3；There is enlarging in second electrode 14-3 front end
Circular duct, the interior space that circular duct and the punching of second electrode 14-3 front end enlargings lead tight bar 14-27 is mutually passed through and connected, wears
The heart leads the telescopic chute of tight bar 14-27 interior space composition arc electrode；There are air chamber 14-30, gas in the first discharge assembly 14
Room 14-30 has gasifying agent input interface 14-31 accesses；There are eddy flow thread 14-32, gas on the wall body of arc-spark stand 14-18 front ends
Room 14-30 is communicated to the space between first electrode 14-4 and second electrode 14-3 by eddy flow thread 14-32 tooth away from space；
Outer in the 3rd electrode 14-1 is with cooling jacket 14-12, cooling jacket 14-12 have cooling agent input channel 14-13 accesses and
Cooling agent output channel 14-9 is picked out, and cooling agent input channel 14-13 has the access of cooling agent input interface, cooling agent output channel
14-9 has cooling agent output interface to pick out；Solenoid coil 14-15 is with going along with sb. to guard him the outer of cylinder 14-16, when in solenoid coil 14-
When carrying out circulating cooling agent in 15, solenoid coil 14-15 is set to turn into the cooling coil for going along with sb. to guard him cylinder 14-16；When to helical
When pipeloop 14-15 is powered, solenoid coil 14-15 is turned into Magnetic isolation coil, produced in the cylinder inner circumferential for going along with sb. to guard him cylinder 14-16
Magnetisation separation layer；Drive rod 14-24 is hollow-core construction, has interval to set in the middle part of drive rod 14-24 and in the hollow rod body at rear portion
The magnetic bead 14-21 and spacer beads 14-22 put；There is the brush 14-25 for connecting arc electrode in holder 14-26.Specifically
During implementation, magnetic bead 14-21 selects permanent magnet material, and spacer beads 14-22 selects nonmagnetic substance, and the polarity of each magnetic bead is carried out in the same direction
It is arranged in series, when arc electrode need to be stretched out, positive energization is carried out to magnet coil 14-23, produces magnet coil 14-23 centers
Raw electromagnetic force and the magnetic line of force of magnetic bead in drive rod 14-24 carry out positive direction cooperation, and drive rod 14-24 is elapsed forward；When
Need to retract arc electrode when, magnet coil 14-23 is reversely powered, makes electromagnetic force caused by magnet coil 14-23 centers
Opposite direction cooperation is carried out with the magnetic line of force of magnetic bead in drive rod 14-24, drive rod 14-24 is moved rearwards.The present invention utilizes electricity
Magnetic coil 14-23 and drive rod 14-24 drives arc electrode, without mechanical motion mechanism so that and it is simple in construction, and work
Reliably, brush 14-25 is set in holder 14-26, arc electrode is reliably electrically connected.
The present invention is applied in solid organic waste substances gasification disposal field, and the solid organic waste substances are discarded including agricultural
Thing, city or residents in rural community, medical waste, industrial macromolecule debirs.The present invention is defeated by gasifying agent water vapour
Incoming interface 14-31 is sent into plasma device, and water vapour is as being heated decomposition media and doubling as being work gas, in plasma
Hydrogen, oxygen activity chemicals are decomposed into by high-temperature plasma electric arc in body device, gasifying agent is then re-used as and is sent into gasification furnace
Gasification zone, gasification reaction is carried out with solid organic waste substances, the reaction carried out is exothermic reaction, and heat can caused by exothermic reaction
To provide raw material stoving and the heat needed for pyrolysis, from without adding coal fuel and being not required to input oxygen or air-breathing,
Therefore the solid organic waste substances such as agriculture and forestry organic waste material or house refuse can be converted into the hydrogen-rich for meeting industrial chemicals application requirement
Synthesis gas, hydrogen-rich synthetic gas produce methanol or diformazan ether product by rear class equipment again.Using when, the first discharge assembly 14 and
Two discharge assemblies 11 are arranged on gasification furnace by insulating component.The output of high frequency electric source 5 is the kilocycle voltage of frequency 10
More than 10000V high voltage power supply, it is characterized in high voltage low current；The output of three-phase rectifier 22 is 180-600V voltages
Dc source, be characterized in low-voltage and high-current；The inside of first isolator 20 and the second isolator 21 is anti-by more height
The heavy-duty diode of pressure is in series, and has the characteristic reversely ended of forward conduction, during work, what three-phase rectifier 22 exported
Direct current carries out positive transmission by the first isolator 20 and the second isolator 21, and the first isolator 20 and the second isolator 21 hinder
Only high voltage power supply is poured in down a chimney, so as to the smooth striking of plasma device and make plasma arc stable.
In plasma device, plasma arc produces between two main electrodes, the energy between two main electrodes
Under conditions of maintaining plasma arc stable operation, the space length between two main electrodes is bigger, plasma arc
Stroke is longer, and the chance and number that its electronics mutually collides will be more, and its energy will be bigger, when for being pyrolyzed water vapour
When, its resolution ratio and efficiency can be higher.The present invention carries out striking using arc electrode, and first stretching out arc electrode makes two main electrodes
Between striking Distance Shortened, to reduce striking voltage, arc electrode of then retracting, make high temperature between two main electrodes etc. from
Daughter electric arc is extended, and increases the energy of high-temperature plasma electric arc, is improved efficiency and is saved electric energy.The present invention is gasifying
Two main electrodes in stove are the 3rd electrode 14-1 and the 4th electrode 11-1, and cylinder 14-16 is gone along with sb. to guard him in the first discharge assembly 14
Two interior main electrodes are second electrode 14-3 and the 3rd electrode 14-1.
The present invention first makes the first region of discharge 14- that high frequency electric source is acted between first electrode 14-4 and second electrode 14-3
5, the electric discharge of gas barrier mode is formed, ionization activation is carried out to water vapour, it is easily decomposed, then passes through arc electrode
High frequency electric source is set to act between the 3rd electrode 14-1 and the 4th electrode 11-1 and act on second electrode 14-3 and the 3rd electrode
Striking is carried out between 14-1, is made between the 3rd electrode 14-1 and the 4th electrode 11-1 and second electrode 14-3 and the 3rd electrode
High-temperature plasma electric arc is produced between 14-1, the water vapour for being ionized activation is pyrolyzed again through two level high-temperature plasma electric arc
Processing, utilized after water vapour is decomposed into hydrogen, oxygen activity chemicals as gasifying agent.
The present invention sets solenoid coil 14-15 in the periphery for going along with sb. to guard him cylinder 14-16, turns into solenoid coil 14-15 and goes along with sb. to guard him
Cylinder 14-16 cooling coil and solenoid coil 14-15 is set to turn into Magnetic isolation coil, so as to avoid plasma arc with going along with sb. to guard him
Cylinder 14-16 wall bodies contact and it is ablated, by being cooled down to going along with sb. to guard him cylinder 14-16, so as to reduce high temperature resistant of material etc.
Level, to reduce cost.
When plasma device is run, in order to avoid arc electrode is sintered on second electrode 14-3 and makes arc electrode
Telescopic is lost, the present invention sets the circular duct of enlarging on second electrode 14-3, makes the striking after the completion of striking effect
Electrode head is moved back in the circular duct of enlarging, has certain space length between second electrode 14-3 wall bodies.
The beneficial effects of the invention are as follows：It is adapted to apply in solid waste disposal field, using plasma gasification mode,
Water vapour is carried out pyrolysis processing through two level high-temperature plasma electric arc again after ionization activates, is decomposed into hydrogen, oxygen activity
Gasifying agent application is used as after learning thing, solid organic waste substances are converted into the hydrogen-rich synthetic gas for meeting industrial chemicals application requirement.This
Invention takes the measure of telescopic striking be extended the space length between the two of plasma device main electrodes, adds
The energy of big high-temperature plasma electric arc, improve efficiency and save electric energy.
Brief description of the drawings
Fig. 1 is a kind of structure chart of plasma system of the present invention.
Local structural graph when Fig. 2 is plasma system application of the present invention.
Fig. 3 is the structure chart of the first discharge assembly in Fig. 1 plasma system.
Fig. 4 is the structure chart of the second discharge assembly in Fig. 1 plasma system.
In figure：1. isolating transformer, 1-1. three-phases output winding, 1-2. three-phase input windings, 1-3. single-phase output windings,
2. three-phase main-frequency supply line, 3. single-phase power transmission lines, 4. 2 poles switch, 5. high frequency electric sources, 5-1. power frequency input interfaces, 5-2.
Radio circuit interface, 5-3. high frequency output interfaces, 6. high frequency pipelines, 7. DC loop lines, 8. plasma flares, 9. high frequencies
Return line, 10. the 3rd region of discharges, 11. second discharge assemblies, the electrodes of 11-1. the 4th, the electric interfaces of 11-2. the 4th, 11-3. peaces
Fill flange, 11-4. electrode tip holders, 11-5. coolant outlets, 11-6. cooling agents return flow line, 11-7. coolant inlets, 11-8.
Cooling agent input channel, 11-9. cooling mozzles, 11-10. mounting holes, 11-11. sealing rings, 11-12. cooling chambers, 12. strikings
Electrode, 13. activator air-flows, 14. first discharge assemblies, the electrodes of 14-1. the 3rd, the region of discharges of 14-2. second, the electricity of 14-3. second
Pole, 14-4. first electrodes, the region of discharges of 14-5. first, the electric interfaces of 14-6. first, the electric interfaces of 14-7. the 3rd, 14-8.
Two electric interfaces, 14-9. cooling agent output channels, 14-10. electrode mounting seats, 14-11.L V-shaped rings, 14-12. cooling waters
Set, 14-13. cooling agent input channels, 14-14. assembly flanges, 14-15. solenoid coils, 14-16. go along with sb. to guard him cylinder, and 14-17. is cold
But liquid import, 14-18. arc-spark stands, 14-19. joints, 14-20. coil racks, 14-21. magnetic beads, 14-22. spacer beads, 14-
23. magnet coil, 14-24. drive rods, 14-25. brushes, 14-26. holders, 14-27. punchings lead tight bar, 14-28. coolings
Liquid exports, 14-29. cooling guide shells, 14-30. air chambers, 14-31. gasifying agent input interfaces, 14-32. eddy flow threads, 14-33.
Pilot hole, 15. plasma arcs, 16. spiral air flows, 17. work gas, 18. first direct current pipelines, 19. second direct currents are defeated
Line sending, 20. first isolators, the DC output ends of 20-1. first, the direct-flow input ends of 20-2. first, 21. second isolators, 21-
1. the second DC output end, the direct-flow input ends of 21-2. second, 22. three-phase rectifiers, 22-1. DC loop interfaces, 22-2. are straight
Flow output interface, 22-3. three-phase alternating current input interfaces, 23. triple-pole switches, 24. gasification furnaces, 24-1. gasification zones, 24-2. fire resistings
Furnace wall, 24-3. cooling coils, 24-4. slag notches, 24-5. insulated walls.
Embodiment
In embodiment shown in Fig. 1 of embodiment 1 and Fig. 2, plasma system is by isolating transformer 1, three phase rectifier
Device 22, high frequency electric source 5, the first isolator 20, the second isolator 21 and plasma device form, and have three in isolating transformer 1
Mutually input winding 1-2, three-phase output winding 1-1 and single-phase output winding 1-3, the three-phase input winding 1-2 companies of isolating transformer 1
It is connected in three-phase main-frequency supply line, three-phase rectifier 22 has three-phase alternating current input interface 22-3 accesses, direct current output interface 22-
2 pick out and are accessed with DC loop interface 22-1, and the three-phase of isolating transformer 1 output winding 1-1 passes through three phase line and three
Pole switch 23 is connected to the three-phase alternating current input interface 22-3 of three-phase rectifier 22；High frequency electric source 5 has power frequency input interface 5-1 to connect
Enter, high frequency output interface 5-3 is picked out and passed through list with radio circuit interface 5-2 accesses, the single-phase output winding 1-3 of isolating transformer
The pole of phase transmission line of electricity 3 and two switch 4 is connected to the power frequency input interface 5-1 of high frequency electric source 5；First isolator 20 has the first direct current
Input 20-2 access and the first DC output end 20-1 picks out, the second isolator 21 have the second direct-flow input end 21-2 access and
Second DC output end 21-1 is picked out, and the direct current output interface 22-2 of three-phase rectifier 22 is connected to the first of the first isolator 20
Direct-flow input end 20-2 and the second isolator 21 the second direct-flow input end 21-2；Plasma device is by the first discharge assembly 14
Formed with the second discharge assembly 11, there is first electrode 14-4, second electrode 14-3, the 3rd electrode 14- in the first discharge assembly 14
1st, the first electric interfaces 14-6, the second electric interfaces 14-8 and the 3rd electric interfaces 14-7, have the 4th in the second discharge assembly 11
Electrode 11-1 and the 4th electric interfaces 11-2；The high frequency output interface 5-3 of high frequency electric source 5 passes through the first electric interfaces 14-6 connections
To first electrode 14-4, the first DC output end 20-1 of the first isolator 20 second is connected to by the second electric interfaces 14-8
Electrode 14-3, the second DC output end 21-1 of the second isolator 21 are connected to the 4th electrode by the 4th electric interfaces 11-2
11-1, the 4th electric interfaces 11-2 are connected to the radio circuit interface 5-2 of high frequency electric source 5, the direct current of three-phase rectifier 22 simultaneously
Circuit interface 22-1 is connected to the 3rd electrode 14-1 by the 3rd electric interfaces 14-7.
In the present embodiment, the first discharge assembly 14 includes arc-spark stand 14-18, goes along with sb. to guard him cylinder 14-16, electrode mounting seat 14-
10th, electromagnetic drive component and arc electrode 12, first electrode 14-4 are torus structure, and second electrode 14-3 is cylinder knot
Structure, second electrode 14-3 axial centre have a fastening screw, and arc-spark stand 14-18 is hollow rotary structure, first electrode 14-4
Arc-spark stand 14-18 front end, second electrode 14-3 and the nested setting of first electrode 14-4 progress are arranged on second electrode 14-3,
Second electrode 14-3 is placed in first electrode 14-4 torus in space, there is cooling annular groove on the inside of second electrode 14-3,
There is holder 14-26 in arc-spark stand 14-18, holder 14-26 rear end is disc structure, is had in holder 14-26
For connecting the brush 14-25 of arc electrode, there is cooling guide shell 14-29 holder 14-26 disc front end, cools down water conservancy diversion
Cylinder 14-29 is extend into the cooling annular groove on the inside of second electrode 14-3, is had punching to lead tight bar 14-27 in holder 14-26, is worn
It is hollow bolt structure that the heart, which leads tight bar 14-27, and punching leads tight bar 14-27 and is used to fasten second electrode 14-3, in second electrode 14-
There is a circular duct of enlarging 3 fastening screw front end, and the interior space that circular duct and the punching of its enlarging lead tight bar 14-27 is mutually passed through
Connection, punching lead the telescopic chute of tight bar 14-27 interior space composition arc electrode；Have in first electrode 14-4 torus
Air chamber 14-30, air chamber 14-30 have gasifying agent input interface 14-31 accesses, have between first electrode 14-4 and second electrode 14-3
Annular space, the annular space between first electrode 14-4 and second electrode 14-3 forms the first region of discharge 14-5, in arc-spark stand
There are eddy flow thread 14-32, air chamber 14-30 to be communicated to away from space by eddy flow thread 14-32 tooth on the wall body of 14-18 front ends
One region of discharge 14-5；Electrode mounting seat 14-10 is hollow disc body structure, and the 3rd electrode 14-1 is hollow rotary structure, the
Three electrode 14-1 are embedded into electrode mounting seat 14-10 interior space, and outer in the 3rd electrode 14-1 is with cooling jacket 14-
12, cooling jacket 14-12 have cooling agent input channel 14-13 accesses and cooling agent output channel 14-9 to pick out, cooling agent input
Passage 14-13 has the access of cooling agent input interface, and cooling agent output channel 14-9 has cooling agent output interface to pick out；Go along with sb. to guard him cylinder
14-16 is arranged between first electrode 14-4 and electrode mounting seat 14-10, and the interior space composition second for going along with sb. to guard him cylinder 14-16 is put
Electric area 14-2, solenoid coil 14-15 is with going along with sb. to guard him the outer of cylinder 14-16, is circulated when in solenoid coil 14-15
During cooling agent, solenoid coil 14-15 is set to turn into the cooling coil for going along with sb. to guard him cylinder 14-16；It is powered when to solenoid coil 14-15
When, solenoid coil 14-15 is turned into Magnetic isolation coil, Magnetic isolation layer is produced in the cylinder inner circumferential for going along with sb. to guard him cylinder 14-16.Electromagnetism drives
Dynamic component is arranged on arc-spark stand 14-18 rear end by joint 14-19, and electromagnetic drive component is by coil rack 14-20, electromagnetic wire
Enclose 14-23 and drive rod 14-24 to form, coil rack 14-20 axial centre has drive rod 14-24 telescopic chute, drives
Bar 14-24 is hollow-core construction, and the drive rod 14-24 anterior body of rod is used to install arc electrode 12, in the middle part of drive rod 14-24 and
There are spaced magnetic bead 14-21 and spacer beads 14-22 in the hollow rod body at rear portion, magnetic bead 14-21 selects permanent magnet material, every
Nonmagnetic substance is selected from pearl 14-22, the polarity of each magnetic bead carries out series aiding connection setting, when that need to stretch out arc electrode, to electricity
Magnetic coil 14-23 carries out positive energization, makes electromagnetic force caused by magnet coil 14-23 centers and magnetic bead in drive rod 14-24
The magnetic line of force carries out positive direction cooperation, and drive rod 14-24 is elapsed forward；When need to retract arc electrode when, to magnet coil 14-23
Reversely it is powered, carries out the magnetic line of force of electromagnetic force caused by magnet coil 14-23 centers and magnetic bead in drive rod 14-24 anti-
Direction coordinates, and drive rod 14-24 is moved rearwards.
In the present embodiment, there is electrode tip holder 11-4 in the second discharge assembly 11, have on electrode tip holder 11-4 for installation into gas
Change the mounting flange 11-3, the 4th electrode 11-1 on stove installed in electrode tip holder 11-4 front end, have in the 4th electrode 11-1 cold
But cooling mozzle 11-9, cooling mozzle 11-9 extend into the 4th electrode 11-1 cooling in chamber 11-12, electrode tip holder 11-4
In chamber 11-12, the 4th electrode 11-1 and the 3rd electrode 14-1 is oppositely arranged, between the 3rd electrode 14-1 and the 4th electrode 11-1
Space forms the 3rd region of discharge 10, and the first region of discharge 14-5, the second region of discharge 14-2 and the 3rd region of discharge 10 are sequentially connected in series.
In above-described embodiment, second electrode 14-3, the 3rd electrode 14-1, the 4th electrode 11-1 and arc electrode 12 select tungsten
Alloy material makes；Electrode tip holder 11-4, first electrode 14-4, holder 14-26, punching lead tight bar 14-27, electrode mounting seat
14-10 and joint 14-19 is made from ordinary metallic material；Cylinder 14-16 is gone along with sb. to guard him to make from high temperature resistant nonmetallic materials；Spiral shell
Spool circle 14-15 selects copper tube coiling；Arc-spark stand 14-18 is made from bakelite material or polytetrafluoroethylmaterial material.
Above-described embodiment is applied in solid organic waste substances gasification disposal field, during application, the first discharge assembly 14 and the
Two discharge assemblies 11 are arranged on by insulating component on the fire resisting furnace wall of the gasification zone 24-1 bottoms of gasification furnace, and water vapour is accessed
Onto the gasifying agent input interface 14-31 in the first discharge assembly 14, cooling coil 24-3 in the fire resisting furnace wall of gasification furnace,
The corresponding interface of the cooling circuit of one discharge assembly 14 and the corresponding interface of the cooling circuit of the second discharge assembly 11 are connected to cooling system
In the respective line of system.When plasma device starts striking, positive energization is carried out to magnet coil 14-23, makes drive rod 14-
24 drive arc electrodes 12 move forward, and regulation arc electrode 12 stretches out in the circular duct by second electrode 14-3 front end enlargings, according to
Secondary the 3rd electric discharge through space in cylinder 14-16 interior space and the 3rd electrode 14-1 ring is gone along with sb. to guard him, entered in gasification furnace
Area 10, in the space for making the head end 5-30mm that the head end of arc electrode 12 extend into the electrode 11-1 of distance the 4th；Water vapour enters
Into the air chamber 14-30 in the first discharge assembly 14, then by eddy flow thread 14-32 tooth away from space in a manner of swirling eddy
Enter in the first region of discharge 14-5, more than 10000V high frequency electric source makes to form air-flow isolation method in the first region of discharge 14-5
Discharge electric field, while make to be discharged between the head end of arc electrode 12 and the 4th electrode 11-1, form initial arc, then
Magnet coil 14-23 is reversely powered, is moved rearwards drive rod 14-24, is moved after driving arc electrode 12, makes striking electric
The head end of pole 12 is moved back in the circular duct of second electrode 14-3 front end enlargings, so as to which electric arc is guided to from the 4th electrode 11-1
On 3rd electrode 14-1, then electric arc is guided on second electrode 14-3 from the 3rd electrode 14-1 again, makes the second region of discharge 14-2
High-temperature plasma electric arc is produced, and high-temperature plasma torch is produced in the 3rd region of discharge 10；Water vapour is by the first electric discharge
The second region of discharge 14-2 and the 3rd region of discharge 10 are passed sequentially through after area 14-5 electric field activation, in the work of high-temperature plasma electric arc
Be decomposed the activity chemistry thing of hydrogen, oxygen under, then enters gasification zone 24-1 as gasifying agent, is carried out with solid organic waste substances
Chemical reaction, is generated using carbon monoxide and hydrogen as the hydrogen-rich synthetic gas of main component, the reaction carried out is exothermic reaction, together
When, the heat of high-temperature plasma electric arc release is also risen into the 24-1 of gasification zone, the slag ash fusion into liquid,
The slag of liquid falls into slag bath from slag notch 24-4 by water seal；The waste heat of high-temperature plasma electric arc in the 24-1 of gasification zone with producing
Raw reaction heat is run up in gasification furnace, there is provided the heat needed for raw material stoving and pyrolysis.The hydrogen-rich of generation in gasification furnace
Synthesis gas is brought out by synthesis gas delivery outlet, as the unstripped gas of production methanol or dimethyl ether profit after cooling and purified treatment
With.
Claims (10)
1. a kind of plasma system, including three-phase rectifier, high frequency electric source and plasma device, three-phase rectifier have three-phase
The access of exchange input interface, direct current output interface are picked out and accessed with DC loop interface, and it is whole that three-phase circuit is connected to three-phase
Flow the three-phase alternating current input interface of device；High frequency electric source has the access of power frequency input interface, high frequency output interface picks out and radio circuit
Interface accesses, and single phase alternating current circuit is connected to the power frequency input interface of high frequency electric source；It is characterized in that：
There is the first isolator in system（20）With the second isolator（21）, the first isolator（20）There is the first direct-flow input end（20-
2）Access and the first DC output end（20-1）Pick out, the second isolator（21）There is the second direct-flow input end（21-2）Access and the
Two DC output ends（21-1）Pick out, three-phase rectifier（22）Direct current output interface（22-2）It is connected to the first isolator（20）
The first direct-flow input end（20-2）With the second isolator（21）The second direct-flow input end（21-2）；Plasma device is by
One discharge assembly（14）With the second discharge assembly（11）Composition, the first discharge assembly（14）In have first electrode（14-4）, second
Electrode（14-3）, the 3rd electrode（14-1）, the first electric interfaces（14-6）, the second electric interfaces（14-8）With the 3rd electric interfaces
（14-7）, first electrode（14-4）For torus structure, second electrode（14-3）For cylindrical structure, second electrode（14-3）With
First electrode（14-4）Carry out nested setting, second electrode（14-3）It is placed in first electrode（14-4）Torus in space,
3rd electrode（14-1）For hollow rotary structure, in first electrode（14-4）With the 3rd electrode（14-1）Between go along with sb. to guard him circle
Cylinder；Second discharge assembly（11）In have the 4th electrode（11-1）With the 4th electric interfaces（11-2）, the 4th electrode（11-1）With
Three electrodes（14-1）It is oppositely arranged；High frequency electric source（5）High frequency output interface（5-3）Pass through the first electric interfaces（14-6）Connection
To first electrode（14-4）, the first isolator（20）The first DC output end（20-1）Pass through the second electric interfaces（14-8）Even
It is connected to second electrode（14-3）, the second isolator（21）The second DC output end（21-1）Pass through the 4th electric interfaces（11-2）
It is connected to the 4th electrode（11-1）, the 4th electric interfaces（11-2）It is connected to high frequency electric source simultaneously（5）Radio circuit interface（5-
2）, three-phase rectifier（22）DC loop interface（22-1）Pass through the 3rd electric interfaces（14-7）It is connected to the 3rd electrode（14-
1）.
A kind of 2. plasma system according to claim 1, it is characterized in that there is arc electrode in system（12）, second
Electrode（14-3）Axial centre have duct, arc electrode（12）By second electrode（14-3）The duct of axial centre stretches out or contracting
Enter.
A kind of 3. plasma system according to claim 1, it is characterized in that first electrode（14-4）With second electrode
（14-3）Between have annular space, first electrode（14-4）With second electrode（14-3）Between annular space form first electric discharge
Area（14-5）, first electrode（14-4）With the 3rd electrode（14-1）Between space of going along with sb. to guard him in cylinder form the second region of discharge（14-
2）, the 3rd electrode（14-1）With the 4th electrode（11-1）Space between relative forms the 3rd region of discharge（10）, the first region of discharge
（14-5）, the second region of discharge（14-2）With the 3rd region of discharge（10）It is sequentially connected in series.
A kind of 4. plasma system according to claim 1, it is characterized in that the second discharge assembly（11）In have electrode tip holder
（11-4）, the 4th electrode（11-1）Installed in electrode tip holder（11-4）Front end, in the 4th electrode（11-1）Inside there is cooling chamber（11-
12）, electrode tip holder（11-4）Inside there is cooling mozzle（11-9）, cool down mozzle（11-9）It extend into the 4th electrode（11-1）It is cold
But chamber（11-12）In；In electrode tip holder（11-4）On have for installation into the mounting flange on gasification furnace（11-3）.
A kind of 5. plasma system according to claim 1, it is characterized in that the first discharge assembly（14）In have arc-spark stand
（14-18）, go along with sb. to guard him cylinder（14-16）, electrode mounting seat（14-10）And electromagnetic drive component, arc-spark stand（14-18）For middle backlash
Swivel structure, first electrode（14-4）And second electrode（14-3）Installed in arc-spark stand（14-18）Front end, electrode mounting seat
（14-10）For hollow disc body structure, the 3rd electrode（14-1）It is embedded into electrode mounting seat（14-10）Interior space in, go along with sb. to guard him
Cylinder（14-16）Installed in first electrode（14-4）With electrode mounting seat（14-10）Between；Electromagnetic drive component is arranged on electrode
Frame（14-18）Rear end, electromagnetic drive component is by coil rack（14-20）, magnet coil（14-23）And drive rod（14-24）
Form, coil rack（14-20）Axial centre have drive rod（14-24）Telescopic chute, drive rod（14-24）Forward bar
Body is used to install arc electrode.
A kind of 6. plasma system according to claim 5, it is characterized in that in second electrode（14-3）Inner side have it is cold
But annular groove, in arc-spark stand（14-18）In have holder（14-26）, holder（14-26）Rear end be disc structure, in circle
There is cooling guide shell the front end of disk body（14-29）, cool down guide shell（14-29）It extend into second electrode（14-3）The cooling of inner side
In annular groove；In holder（14-26）In there is punching to lead tight bar（14-27）, punching leads tight bar（14-27）For hollow bolt structure,
Punching leads tight bar（14-27）For fastening second electrode（14-3）；In second electrode（14-3）Front end have the circular port of enlarging
Road, second electrode（14-3）Tight bar is led with punching in the circular duct of front end enlarging（14-27）Interior space mutually pass through connection, punching is led
Tight bar（14-27）Interior space form arc electrode telescopic chute.
A kind of 7. plasma system according to claim 5, it is characterized in that in the first discharge assembly（14）In have air chamber
（14-30）, air chamber（14-30）There is gasifying agent input interface（14-31）Access；In arc-spark stand（14-18）Have on the wall body of front end
Eddy flow thread（14-32）, air chamber（14-30）Pass through eddy flow thread（14-32）Tooth be communicated to first electrode away from space（14-4）
With second electrode（14-3）Between space.
A kind of 8. plasma system according to claim 5, it is characterized in that in the 3rd electrode（14-1）It is outer be with it is cold
But water jacket（14-12）, cooling jacket（14-12）There is cooling agent input channel（14-13）Access and cooling agent output channel（14-
9）Pick out, cooling agent input channel（14-13）There are the access of cooling agent input interface, cooling agent output channel（14-9）There is cooling agent
Output interface picks out.
A kind of 9. plasma system according to claim 5, it is characterized in that going along with sb. to guard him cylinder（14-16）Outer be with spiral shell
Spool circle（14-15）, when in solenoid coil（14-15）In when carrying out circulating cooling agent, make solenoid coil（14-15）Turn into
Go along with sb. to guard him cylinder（14-16）Cooling coil；When to solenoid coil（14-15）When being powered, make solenoid coil（14-15）Turn into
Magnetic isolation coil, going along with sb. to guard him cylinder（14-16）Cylinder inner circumferential produce Magnetic isolation layer.
A kind of 10. plasma system according to claim 5, it is characterized in that drive rod（14-24）For hollow-core construction,
Drive rod（14-24）There is spaced magnetic bead in the hollow rod body at middle part and rear portion（14-21）And spacer beads（14-22）；
Holder（14-26）In have brush for connecting arc electrode（14-25）.
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| CN101296551A (en) * | 2007-04-25 | 2008-10-29 | 烟台龙源电力技术股份有限公司 | Association type double-cathode of plasma generator |
| CN104202899A (en) * | 2012-08-19 | 2014-12-10 | 周开根 | Inner-electric-arc plasma torch for gasifiers |
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| CN204353659U (en) * | 2014-11-25 | 2015-05-27 | 哈尔滨工程大学 | Plasma-melt pole electrical arc dynamic complex welder |
| CN205385648U (en) * | 2016-03-11 | 2016-07-13 | 衢州迪升工业设计有限公司 | Plasma system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101296551A (en) * | 2007-04-25 | 2008-10-29 | 烟台龙源电力技术股份有限公司 | Association type double-cathode of plasma generator |
| CN104202899A (en) * | 2012-08-19 | 2014-12-10 | 周开根 | Inner-electric-arc plasma torch for gasifiers |
| CN104493368A (en) * | 2014-11-25 | 2015-04-08 | 哈尔滨工程大学 | Plasma-melting electrode electric arc dynamic composite welding device and welding method thereof |
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