CN101629714A - Particle fuel combustion device - Google Patents
Particle fuel combustion device Download PDFInfo
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- CN101629714A CN101629714A CN200910041644A CN200910041644A CN101629714A CN 101629714 A CN101629714 A CN 101629714A CN 200910041644 A CN200910041644 A CN 200910041644A CN 200910041644 A CN200910041644 A CN 200910041644A CN 101629714 A CN101629714 A CN 101629714A
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Abstract
The invention discloses a particle fuel combustion device comprising electric arc ignition needles arranged in a combustion chamber. The electric arc ignition needles generate high-voltage electric arc, and particle fuel sending in from a material delivering port contacts with the electric arc to be quickly ignited. The invention can immediately generate the high-voltage electric arc between electric arc ignition needles after starting, which greatly quickens ignition speed and lowers power consumption; in addition, the method of naturally falling and scattering to contact with electric arc ensures that particle fuel can fully combust without dense smoke; thus, compared with the traditional method of using resistance wires to heat and ignite, the invention has greater advantages.
Description
Technical field
The present invention relates to a kind of burner, especially a kind of particle fuel combustion device.
Background technology
Particle fuel combustion device is a kind of device of biomass burning granular fuel, processes such as it can burning straw, straw, leaf are pulverized the biological particles that compacting forms, various biomass castoffs have not only effectively been utilized, and the consumption that can save traditional energy, we can say, the appearance of granular fuel has been pointed out a new road for energy-conservation and environmental protection is arranged.
The operation principle of granular fuel device is by igniter granular fuel to be ignited, and utilizes the blower motor assembly that combustion chamber air blast oxygen supply is burnt.Traditional igniter is to adopt the principle of resistance wire heating, granular fuel is heated to ignition temperature it is ignited, owing to adopt the resistance wire heating, therefore the power consumption of traditional igniter is all bigger, and the duration of ignition is long, and can produce a large amount of dense smoke.
Summary of the invention
At the problems referred to above, it is little to the invention provides a kind of igniting power, and speed of ignition is fast, and the particle fuel combustion device that can not produce thick smoke.
The technical scheme that the present invention is adopted for its technical problem of solution is:
Particle fuel combustion device comprises:
The combustion chamber, described combustion chamber is used for burning particles fuel, and its sidewall is provided with defeated material mouth;
The fuel conveying mechanism, the output of described fuel conveying mechanism is communicated with defeated material mouth, is used for granular fuel is flowed to the combustion chamber;
Arc ignition mechanism, described arc ignition mechanism can produce electric arc, lights from the fuel conveying mechanism by electric arc and is transported to granular fuel in the combustion chamber.
Further, described arc ignition mechanism comprises:
The arc ignition pin, described arc ignition pin can produce electric arc by electric energy;
Administration of power supply, described administration of power supply are used for providing electric energy to the arc ignition pin.
Described fuel conveying mechanism comprises:
Fuel storage cell, described fuel storage cell is used for storage granules fuel;
Fuel tube, described fuel tube connect the defeated material mouth of fuel storage cell to the combustion chamber, are used for the granular fuel that fuel storage cell stores is transported to the combustion chamber.
Further, described arc ignition pin is installed in the combustion chamber.
Further, described sidewall of combustion chamber is provided with blowing mouth, blowing mouth links to each other with blower mechanism, described arc ignition pin is installed on contiguous blowing mouth place, blowing mouth the place ahead, the electric arc that the arc ignition pin produces is elongated by the wind that blower mechanism blows out, contact with the granular fuel in being transported to the combustion chamber, granular fuel is lighted.
Further, described blowing mouth is arranged at defeated material mouthful below, is provided with striker plate between blowing mouth and defeated material mouthful, and described arc ignition pin is arranged at the striker plate below, and the granular fuel that therefore can avoid mouthful being transported to the combustion chamber from defeated material directly drops on the arc ignition pin.
Wherein, described administration of power supply is made up of high-frequency oscillating circuits and transformer, and described high-frequency oscillating circuits input connects power supply, and its output connects transformer, and described transformer output connects the arc ignition pin.
Further, described administration of power supply collection is loaded on the printed circuit board (PCB), and is installed in the insulation booth.
The invention has the beneficial effects as follows: this product adopts the mode of high-voltage arc igniting, and the arc ignition pin produces high-voltage arc, just lights rapidly after the granular fuel contact arc that defeated material mouth is sent into; This product has been accelerated speed of ignition greatly just producing high-voltage arc immediately between the arc ignition pin after the startup, and has reduced power consumption, and granular fuel can fully burn, and can not produce thick smoke, therefore this product is compared traditional resistance wire heating igniting, and bigger advantage is arranged.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples:
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the structural representation of combustion chamber;
Fig. 3 is the structural representation of administration of power supply;
Fig. 4 is the circuit theory diagrams of administration of power supply;
Fig. 5 is the right view of the embodiment of the invention.
The specific embodiment
With reference to Fig. 1～Fig. 2, particle fuel combustion device of the present invention comprises:
The fuel conveying mechanism, the output of described fuel conveying mechanism is communicated with defeated material mouth 11, is used for granular fuel is flowed to combustion chamber 1;
Arc ignition mechanism, described arc ignition mechanism can produce electric arc, lights from the fuel conveying mechanism by electric arc and is transported to granular fuel in the combustion chamber 1.
As preferred embodiment, described arc ignition mechanism comprises: arc ignition pin 4, and described arc ignition pin 4 can produce electric arc by electric energy;
Administration of power supply 5, described administration of power supply 5 is used for providing electric energy to arc ignition pin 4.
And described fuel conveying mechanism comprises: fuel storage cell 2, and described fuel storage cell 2 is used for storage granules fuel;
In preferred implementation of the present invention, described arc ignition pin 4 is installed in the combustion chamber 1.
And, preferred described combustion chamber 1 sidewall is provided with blowing mouth 12, blowing mouth 12 links to each other with blower mechanism 6, described arc ignition pin 4 is installed on contiguous blowing mouth 12 places, blowing mouth 12 the place aheads, the electric arc that arc ignition pin 4 produces is elongated by the wind that blower mechanism 12 blows out, contact with the granular fuel in being transported to combustion chamber 1, granular fuel is lighted.
And, preferred described blowing mouth 12 is arranged at fails material mouthful 11 belows, is provided with striker plate 13 between blowing mouth 12 and defeated material mouth 11, and described arc ignition pin 4 is arranged at striker plate 13 belows, striker plate 13 can stop that granular fuel directly drops on the arc ignition pin 4, has guaranteed work safety.
Adopt the mode of high-voltage arc igniting, arc ignition pin 4 produces high-voltage arc, just lights rapidly after the defeated material mouthful 11 granular fuel contact arcs of sending into; The present invention has accelerated speed of ignition greatly just producing high-voltage arc immediately between arc ignition pin 4 after the startup, and has reduced power consumption, and granular fuel can fully burn, and can not produce thick smoke, compare traditional resistance wire heating igniting, bigger advantage is arranged.
Administration of power supply 5 power supplies produce electric arc for arc ignition pin 4 can pass through accomplished in many ways, as the present invention's mode more preferably, administration of power supply 5 is made up of high-frequency oscillating circuits 51 and transformer 52, described high-frequency oscillating circuits 51 inputs connect power supply, its output connects transformer 52, and described transformer 52 outputs connect arc ignition pin 4.
With reference to Fig. 3, preferred described administration of power supply 5 collection are loaded on the printed circuit board (PCB), and are installed in the insulation booth, can conveniently administration of power supply 5 be installed on the 1 outside or lower position of other temperature, combustion chamber like this, have guaranteed power supply safety.For example, can adopt the insulation booth of nylon material, insulation booth is installed on 1 lateral wall of combustion chamber, the administration of power supply 5 of insulation booth inside extends the electrode that high-voltage line 43 connects the high pressure of arc ignition pin 4 respectively, ground wire 54 connects the electrode of arc ignition pin 4 ground connection, 55 of power lines are used to connect external power source, the civil power of 110V or 220V for example, and its inner member can be according to concrete operating position apolegamy.
Wherein, high-frequency oscillating circuits 51 can produce the vibration of high-frequency alternating current, forms high-frequency pulse signal, supplies with transformer 52 as signal source and carries out voltage transformation, can be used for selecting frequency, stabilized frequency, and the circuit of protection igniter, and its implementation has a lot.With reference to Fig. 4, in a preferred embodiment of the invention, high-frequency oscillating circuits comprises the first diode D1, the second diode D2, the first triode T1, second triode, T2, controllable silicon diode D3, first capacitor C 1, second capacitor C 2, the 3rd capacitor C 3, first resistance R 1, second resistance R 2, the 3rd resistance R 3, the 4th resistance R 4, the 5th resistance R 5, the 6th resistance R 6, current-limiting resistance R7 and inductance L 1; Inductance L 1 and first capacitor C 1, second capacitor C 2, the 3rd capacitor C 3 and other co-operating members play oscillation action, amplify via the first triode T1, the second triode T2, and by current-limiting resistance R7, controllable silicon diode R7 frequency-selecting, export transformer 52 to, the controllable silicon diode R7 and the first triode T1, the second triode T2 also play feedback effect.Its concrete circuit is connected to: the first diode D1 negative electrode connects power output end, its anode connects first resistance R 1, first capacitor C 1 and second capacitor C 2 in parallel respectively, first resistance R, 1 one ends are connected to the first diode D1, and other end end connects transformer 52; First capacitor C, 1 one ends connect the first diode D1; The other end connect the second diode D2 negative electrode; Second capacitor C, 2 one ends connect the first diode D1, and the other end connects transformer 52 by current-limiting resistance R7; The 3rd electric capacity is in parallel with the second diode D2; The anode of the second diode D2 is connected to the control utmost point of controllable silicon diode D3 by the 3rd resistance R 3, and the link of the second diode D2 anode and the 3rd resistance R 3 is connected to the link of second capacitor C 3 and current-limiting resistance R7; The base stage of the first triode T1 connects second capacitor C 2 by current-limiting resistance R7, its emitter stage connects the common port of second capacitor C 2 and the second diode D2 and the 3rd capacitor C 3, second capacitor C 2 is connected with the base stage of the second triode T2 with the link of the second diode D2 emitter stage with the common port of the second diode D2 and the 3rd capacitor C 3, and the colelctor electrode of the first triode T1 is connected with the emitter stage of the second triode T2; The colelctor electrode of the second triode T2 connects power supply by inductance L 1, the link of itself and inductance is connected to the link of first capacitor C 1 and the second diode D2 the 3rd band content C3 that is in parallel, be parallel with the 6th resistance R 6 between the colelctor electrode of the second triode T2 and the emitter stage, link connects transformer 52 by the 4th resistance R 4, the 5th resistance R 5 in parallel; The anode of controllable silicon diode D3 connects the link of the second triode T2 emitter stage and the first diode T1 colelctor electrode, and the link of its negative electrode and current-limiting resistance R7 is connected to transformer 52.Wherein, current-limiting resistance R7 is composed in parallel by a plurality of resistance.
The high-field electrode of transformer 52 outputs connects an electrode of arc ignition pin 4, and the ground line output terminal connects another electrode of arc ignition pin 4.When igniter was worked, civil power produced high pressure through high-frequency oscillating circuits 51 frequency conversions by transformer 52, exported arc ignition pin 4 to and produced high-voltage arc.
With reference to Fig. 1 and Fig. 5, in the embodiments of the invention, fuel storage cell 2 connects combustion chamber 1 by fuel tube 3, can adopt air blast to cooperate screw mechanism to realize carrying in the fuel tube 3; Blower mechanism 6 can adopt the identical power source with fuel tube 3, for example can adopt air blast that power is provided; Administration of power supply 5 is installed on the lower position of device external temperature by insulation booth, for example can be installed on the lateral wall of combustion chamber 1; Granular fuel is stored in the fuel storage cell 2, when work, granular fuel is sent to combustion chamber 1 by fuel tube 3, and spray into combustion chamber 1 via defeated material mouthfuls 11, simultaneously, administration of power supply 5 converts the civil power of 110V or 220V to more than the 100000V voltage, transfer to arc ignition pin 4, the two poles of the earth distance of arc ignition pin 4 guarantees about 8mm, but then electrion produces electric arc, and the air blast of blower mechanism 6 is dried to the electric arc of arc ignition pin 4 from blowing mouth 12, just elongate electric arc in combustion chamber 1, the granular fuel contact arc is just lighted rapidly, takes fire; Be provided with striker plate 13 between blowing mouth 12 and the defeated material mouth 11, described arc ignition pin 4 is arranged at striker plate 13 belows, and striker plate 13 can stop that granular fuel directly drops on the arc ignition pin 4, has guaranteed work safety.
Certainly, the present invention is not limited to above-mentioned embodiment, as long as it reaches technique effect of the present invention with essentially identical means, all should belong to protection scope of the present invention.
Claims (10)
1, particle fuel combustion device is characterized in that comprising:
Combustion chamber (1), described combustion chamber (1) is used for burning particles fuel, and its sidewall is provided with defeated material mouthful (11);
The fuel conveying mechanism, the output of described fuel conveying mechanism is communicated with defeated material mouthful (11), is used for granular fuel is flowed to combustion chamber (1);
Arc ignition mechanism, described arc ignition mechanism can produce electric arc, lights from the fuel conveying mechanism by electric arc and is transported to granular fuel in the combustion chamber (1).
2, particle fuel combustion device according to claim 1 is characterized in that, described arc ignition mechanism comprises:
Arc ignition pin (4), described arc ignition pin (4) can produce electric arc by electric energy;
Administration of power supply (5), described administration of power supply (5) are used for providing electric energy to arc ignition pin (4).
3, particle fuel combustion device according to claim 1 is characterized in that, described fuel conveying mechanism comprises:
Fuel storage cell (2), described fuel storage cell (2) is used for storage granules fuel;
Fuel tube (3), described fuel tube (3) connect the defeated material mouth (11) of fuel storage cell (2) to combustion chamber (1), are used for the granular fuel that fuel storage cell (3) stores is transported to combustion chamber (1).
4, particle fuel combustion device according to claim 2 is characterized in that, described arc ignition pin (4) is installed in the combustion chamber (1).
5, particle fuel combustion device according to claim 2, it is characterized in that: described combustion chamber (1) sidewall is provided with blowing mouth (12), blowing mouth (12) is connected with the blower mechanism (6) of blowing in combustion chamber (1), described arc ignition pin (4) is installed on the contiguous blowing mouth in blowing mouth (12) the place ahead (12) and locates, the electric arc that arc ignition pin (4) produces is elongated by the wind that blower mechanism (12) blows out, contact with the granular fuel in being transported to combustion chamber (1), granular fuel is lighted.
6, particle fuel combustion device according to claim 5, it is characterized in that: described blowing mouth (12) is arranged at defeated material mouthful (11) below, between blowing mouth (12) and defeated material mouthful (11), be provided with striker plate (13), described arc ignition pin (4) is arranged at striker plate (13) below, and the granular fuel that therefore can avoid being transported to combustion chamber (1) from defeated material mouthful (11) directly drops on the arc ignition pin (4).
7, particle fuel combustion device according to claim 2, it is characterized in that: described administration of power supply (5) is made up of high-frequency oscillating circuits (51) and transformer (52), described high-frequency oscillating circuits (51) input connects power supply, its output connects transformer (52), and described transformer (52) output connects arc ignition pin (4).
8, according to claim 2 or 7 described particle fuel combustion devices, it is characterized in that: described administration of power supply (5) collection is loaded on the printed circuit board (PCB), and is installed in the insulation booth.
9, according to claim 2 or 7 described particle fuel combustion devices, it is characterized in that: described high-frequency oscillating circuits (51) comprises first, second diode (D1, D2), first, second triode (T1, T2), controllable silicon diode (D3), first, second, third electric capacity (C1, C2, C3), the first, second, third, fourth, the 5th, the 6th resistance (R1, R2, R3, R4, R5, R6), current-limiting resistance (R7) and inductance (L1); First diode (D1) negative electrode connects power input, its anode connects first resistance (R1), first electric capacity (C1) and second electric capacity (C2) in parallel respectively, first resistance (R1) end is connected to first diode (D1), and other end end connects transformer (52); First electric capacity (C1) end connects first diode (D1), the other end connect second diode (D2) negative electrode; Second electric capacity (C2) end connects first diode (D1), and the other end connects transformer (52) by current-limiting resistance (R7); The 3rd electric capacity is in parallel with second diode (D2); The anode of second diode (D2) is connected to the control utmost point of controllable silicon diode (D3) by the 3rd resistance (R3), and the link of second diode (D2) anode and the 3rd resistance (R3) is connected to the link of second electric capacity (C3) and current-limiting resistance (R7); The base stage of first triode (T1) connects second electric capacity (C2) by current-limiting resistance (R7), its emitter stage connects the common port of second electric capacity (C2) and second diode (D2) and the 3rd electric capacity (C3), second electric capacity (C2) is connected with the base stage of second triode (T2) with the link of second diode (D2) emitter stage with the common port of second diode (D2) and the 3rd electric capacity (C3), and the colelctor electrode of first triode (T1) is connected with the emitter stage of second triode (T2); The colelctor electrode of second triode (T2) connects power supply by inductance (L1), the link of itself and inductance is connected to the link of first electric capacity (C1) and second diode (D2) the 3rd band content (C3) that is in parallel, be parallel with the 6th resistance (R6) between the colelctor electrode of second triode (T2) and the emitter stage, link connects transformer (52) by the 4th, the 5th resistance (R4, R5) in parallel; The anode of controllable silicon diode (D3) connects the link of second triode (T2) emitter stage and first diode (T1) colelctor electrode, and the link of its negative electrode and current-limiting resistance (R7) is connected to transformer (52).
10, particle fuel combustion device according to claim 9 is characterized in that: described current-limiting resistance (R7) is composed in parallel by a plurality of resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910041644A CN101629714A (en) | 2009-08-04 | 2009-08-04 | Particle fuel combustion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910041644A CN101629714A (en) | 2009-08-04 | 2009-08-04 | Particle fuel combustion device |
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| CN101629714A true CN101629714A (en) | 2010-01-20 |
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| CN200910041644A Pending CN101629714A (en) | 2009-08-04 | 2009-08-04 | Particle fuel combustion device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113266841A (en) * | 2021-04-29 | 2021-08-17 | 华能甘肃西固热电有限公司 | Novel powder feeding device of boiler powder making system |
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2009
- 2009-08-04 CN CN200910041644A patent/CN101629714A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113266841A (en) * | 2021-04-29 | 2021-08-17 | 华能甘肃西固热电有限公司 | Novel powder feeding device of boiler powder making system |
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