CN109751594A - Biomass boiler - Google Patents
Biomass boiler Download PDFInfo
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- CN109751594A CN109751594A CN201910158682.1A CN201910158682A CN109751594A CN 109751594 A CN109751594 A CN 109751594A CN 201910158682 A CN201910158682 A CN 201910158682A CN 109751594 A CN109751594 A CN 109751594A
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- CN
- China
- Prior art keywords
- conveying road
- protective device
- burner
- biomass boiler
- ventilating duct
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000002028 Biomass Substances 0.000 title claims abstract description 58
- 230000001681 protective effect Effects 0.000 claims abstract description 44
- 238000012544 monitoring process Methods 0.000 claims description 23
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000013461 design Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 7
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 239000000446 fuel Substances 0.000 abstract description 21
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 10
- 239000003546 flue gas Substances 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 5
- 230000000994 depressogenic effect Effects 0.000 abstract description 3
- 239000012620 biological material Substances 0.000 description 6
- 238000004891 communication Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- -1 air pollution Substances 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002551 biofuel Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000001535 kindling effect Effects 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Solid-Fuel Combustion (AREA)
Abstract
A kind of biomass boiler; including protective device, feeding device and burner; the protective device both ends are connected to feeding device and burner respectively, and protective device is arranged to separate the feeding device and the burner when temperature is higher than preset value in protective device.The present invention is provided with protective device; since protective device is connected to burner; when generating positive pressure in burner; due to the effect of positive pressure; high-temperature flue gas in burner is depressed into protective device; increase temperature in protective device; when the temperature in protective device is higher than preset value; protective device separates burner and feeding device; avoid positive pressure in burner by burner high-temperature flue gas or Mars etc. be sprayed onto feeding device; cause biomass fuel to catch fire, guarantees biomass boiler safe operation.
Description
Technical field
The present invention relates to a kind of burner devices, more particularly, to a kind of biomass boiler.
Background technique
Biomass is renewable energy, and biomass power generation is the new industry that national policy is helped, and is quickly grown.It solves
China's agricultural stalk is by peasant's on-site incineration, energy waste, air pollution, soil surface microbial destruction, soil plate in recent years
Knot, fire safety evaluating hidden danger etc.；Straw power generation is comprehensively utilized the stalk energy.
The characteristics of biomass fuel: fuel type is various, and variation is big, unstable, 30% or more moisture content >, often blocks up
To expect phenomenon, influences to produce, standard biologic matter fuel mode of movement is that biomass fuel is promoted burner hearth using propulsion device,
Once but there is positive pressure phenomenon in burner hearth, 850 DEG C or more of flue gas is mingled with Mars and sprays from fuel inlet in furnace, Qing Zheke
Cause environmental pollution, the biomass fuel kindling in propulsion device can cause the biomass fuel in feed bin to catch fire, very when serious
To the fire disaster accident for causing complete plant shutdown.
Summary of the invention
It is an object of the invention to overcome the above-mentioned problems in the prior art, providing one kind can be with the life of operational safety
Substance boiler.
To realize above-mentioned technical purpose and the technique effect, the present invention is achieved through the following technical solutions:
A kind of biomass boiler, including protective device, feeding device and burner, the protective device both ends respectively with
Feeding device and burner connection, and protective device is arranged to separate institute when temperature is higher than preset value in protective device
State feeding device and the burner.
Biomass boiler of the present invention, wherein the protective device includes tilting conveying road, on the conveying road
End is connected to the feeding device, and conveying road lower end is connect with the burner.
Biomass boiler of the present invention, wherein the protective device further includes locking mechanism, the locking mechanism with
The protective device matches, and be arranged to can conveying road described in locking for the locking mechanism.
Biomass boiler of the present invention, wherein further include control unit and temperature monitoring unit, the monitoring unit
It is arranged on the conveying road, and the temperature monitoring unit is arranged to that the temperature signal monitored the control can be transmitted to
Unit processed, it is default that the temperature signal that described control unit is arranged to the temperature monitoring unit transmission that judgement receives is higher than first
When value, conveying road described in the locking mechanism locking is controlled.
Biomass boiler of the present invention, wherein the locking mechanism includes cylinder and the fixed plate that connect with cylinder,
The fixed plate is matched with the conveying road, and the sealed passage with fixed plate cooperation is offered on the conveying road,
Described control unit is arranged to controllable cylinder movement.
Biomass boiler of the present invention, wherein further include alarm unit, described control unit is arranged to judgement and connects
When the temperature signal of the temperature monitoring unit transmission received is higher than the second preset value, the alarm unit alarm is controlled.
Biomass boiler of the present invention, wherein the burner includes Blast mechanism, and described control unit is set
When being set to the temperature signal for the temperature monitoring unit transmission that judgement receives higher than the first preset value, controls the Blast mechanism and close
It closes.
Biomass boiler of the present invention, wherein conveying road lower end is provided with material decentralized institution.
Biomass boiler of the present invention, wherein conveying road bottom is planar design, the material decentralized institution packet
The first force piece and the first ventilating duct are included, first force piece is arranged in the first ventilating duct, and first ventilating duct is remote
It is connected to from first force piece one end with conveying road bottom, and connectivity part the first ventilating duct junction is rectangular design,
The conveying road is matched with first ventilating duct junction air inlet with first ventilating duct.
Biomass boiler of the present invention, wherein conveying road lower end is provided with cooling body；The cooling body
Including the second force piece and the second ventilating duct, second force piece is arranged in the second ventilating duct, and second ventilating duct is remote
It is connected to from second force piece one end with conveying road bottom.
Compared with prior art, the beneficial effects of the present invention are:
The present invention is provided with protective device, since protective device is connected to burner, when generating positive pressure in burner
When, due to the effect of positive pressure, the high-temperature flue gas in burner is depressed into protective device, increases temperature in protective device,
When the temperature in protective device is higher than preset value, protective device separates burner and feeding device, avoids in burner
Positive pressure by burner high-temperature flue gas or Mars etc. be sprayed onto feeding device, cause biomass fuel to catch fire, guarantee
Biomass boiler safe operation.
Detailed description of the invention
Fig. 1 is overall structure view of the present invention；
Specific embodiment
Refering to Figure 1, it will be understood by those skilled in the art that in exposure of the invention, term "inner", " bottom
The orientation or positional relationship of the instructions such as portion ", " upper end ", " lower end " is to be based on the orientation or positional relationship shown in the drawings, and is only
For the convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning must have specific side
Position is constructed and operated in a specific orientation, therefore above-mentioned term is not considered as limiting the invention.The present embodiment is one kind
Biomass boiler, including protective device 100, feeding device 200 and burner 300,100 both ends of protective device respectively with charging
Device 200 and burner 300 are connected to, and protective device 100 is arranged to when temperature is higher than preset value in protective device 100,
Separate feeding device 200 and burner 300, the present invention is provided with protective device 100, since protective device 100 and burning fill
300 connections are set, when generating positive pressure in burner 300, due to the effect of positive pressure, by the high-temperature flue gas in burner 300
It is depressed into protective device 100, increases temperature in protective device 100, when the temperature in protective device 100 is higher than preset value,
Protective device 100 separates burner 300 and feeding device 200, avoids positive pressure in burner 300 by burner 300
Interior high-temperature flue gas or Mars etc. are sprayed onto feeding device 200, and biomass fuel is caused to catch fire, and guarantee biomass boiler safety
Operation；It should be noted that burner 300 can be with biomass fuel combustion furnace or other dresses for bio-fuel burning
It sets, this is not described excessively for the prior art；Feeding device 200 is used to for biomass fuel being pushed to by protective device 100
In burner 300；It should be noted that preset temperature can be adjusted according to the biological material difference of burning, temperature is preset
Degree can ignite required temperature less than or equal to biomass fuel, it should be noted that be lower than when the temperature in protective device or
Person be equal to biomass fuel ignite required temperature when, burner will not erupt at this time, it should be noted that burner produce
Raw positive pressure is by many reasons, such as induced draught system damage etc..
Biomass boiler provided in this embodiment, protective device 100 include tilting conveying road 110,110 upper end of conveying road
It is connected to feeding device 200,110 lower end of conveying road is connect with burner 300, and tilting conveying road 110 can be filled in charging
200 are set to slide in biomass fuel push road conveying road to burner by the effect of gravity.
Biomass boiler provided in this embodiment, protective device 100 further include locking mechanism 120, locking mechanism 120 and guarantor
Protection unit 100 matches, locking mechanism 120 be arranged to can locking conveying road 110, temperature is higher than default in conveying road 110
When value, by 120 locking conveying road 110 of locking mechanism, avoid Mars in combustion furnace or high-temperature flue gas due to positive pressure
It is sprayed onto feeding device 200 by conveying road, and then causes fire.
Biomass boiler provided in this embodiment, including control unit 400 and temperature monitoring unit 500, monitoring unit 500
It is arranged on conveying road 110, and temperature monitoring unit 500 is arranged to that the temperature signal monitored control unit can be transmitted to
400, the temperature signal that control unit 400 is arranged to the temperature monitoring unit transmission that judgement receives is higher than the first preset value
When, 120 locking conveying road 110 of locking mechanism is controlled, in use, the temperature that the first preset value can ignite using biomass fuel
Degree, when temperature is higher than this temperature, the temperature signal monitored can be transmitted to control unit, control unit by monitoring unit 500
When judging that this temperature is higher than the first preset temperature, control unit 400 controls 120 locking conveying road 110 of locking mechanism, avoids Mars
Eruption, it should be noted that monitoring unit 500 can be realized using temperature sensor；Control unit 400 may be embodied as dedicated
Computer equipment (such as digital signal processor (DSP), single-chip microcontroller or programmable logic controller (PLC) (PLC) etc.), or
Universal computing device (such as central processing unit (CPU)) etc., it should be noted that the first preset value can also be lower than biomass fuel
The temperature ignited is expected, when it is implemented, the first preset temperature is 500 DEG C, it should be noted that control unit 400 and temperature are supervised
When surveying the transmission of 500 signal of unit, wire transmission can be used, it can also be using wireless transmission, control unit 400 and temperature monitoring
Unit 500 can be connected with connecting line, transmit signal.
Biomass boiler provided in this embodiment, locking mechanism 120 include cylinder 121 and the fixed plate connecting with cylinder
122, fixed plate 122 is matched with conveying road 110, and the sealed passage cooperated with fixed plate 122 is offered on conveying road 110
111, control unit 400 is arranged to controllable cylinder 121 and acts, and specifically can control unit 400 when control can be with cylinder
Wire communication control can also be controlled with wireless telecommunications, can be illustratively electrically connected control unit 400 and cylinder 121, be come
Cylinder 121 is controlled, control unit 400 controls the stretching and recycling of cylinder 121, when the monitoring unit 500 that control unit receives
When temperature in the temperature signal of transmission is higher than the first preset value, control unit 400 controls cylinder 121 and stretches out, promotion and cylinder
The fixed plate 122 of 121 connections, fixed plate 122 enter conveying road 110 by sealed passage 111, by conveying road 110 and fix
Plate 122 cooperates, and fixed version 122 seals conveying road 110, and the ejection Mars of burner 300 or high-temperature flue gas is avoided to enter charging
In device 200.
Biomass boiler provided in this embodiment, including alarm unit 600, control unit 400 are arranged to judgement and receive
When the temperature signal that the temperature monitoring unit 500 arrived transmits is higher than the second preset value, control alarm unit 600 is alarmed, exemplary
Alarm unit 600 can be implemented using alarm, control unit 400 can be with 600 cable modem of alarm unit when specific control
News control can also be controlled with wireless telecommunications, can be illustratively electrically connected control unit 400 and alarm unit 600, to control
Alarm unit 600 processed, when temperature monitoring unit 500 monitors that the temperature signal in conveying road 110 is transmitted to control unit 400
In, when the temperature in the temperature signal of the judgement transmission of control unit 400 is higher than the second preset value, control alarm unit alarm, when
When operator receives the warning message of alarm unit, the case where moment pays attention to biomass boiler, avoids that accident occurs, need
Bright is that the second preset value is generally less than the first preset value, the second preset value can by manually reducing risk, when it is implemented,
Second preset value is 200 DEG C.
Biomass boiler provided in this embodiment, burner 300 include Blast mechanism 310, and control unit 400 is set
When temperature signal to judge that the temperature monitoring unit 500 received transmits is higher than the first preset value, control Blast mechanism 310 is closed
It closes；Control unit 400 can be controlled with 310 wire communication of Blast mechanism and can also be controlled with wireless telecommunications when specific control, example
Control unit 400 can be electrically connected by property with Blast mechanism 310, to control Blast mechanism 310, when in conveying road 110
When temperature is higher than the first preset value, control Blast mechanism 310 is closed, and Blast mechanism 310 is to progress air blast confession in burner
The device of oxygen burning, can be using the blower devices such as air blower, when Blast mechanism 310 is closed, Blast mechanism when specific implementation
Air feed in 310 pairs of burners 300 terminates, and then no longer as input air in burner 300, positive pressure can be gradually in boiler
It reduces, until disappearing, and then avoids the ejection of the Mars or flue gas in the excessively high burner 300 of positive pressure.
Biomass boiler provided in this embodiment, 110 lower end of conveying road are provided with material decentralized institution 130,110 bottom of conveying road
Portion is planar design, and material decentralized institution 130 includes the first force piece 131 and the first ventilating duct 132, the setting of the first force piece 131
In the first ventilating duct 132, and the first ventilating duct 132 is connected to far from 131 one end of the first force piece with 110 bottom of conveying road, and
132 junction of the first ventilating duct of connectivity part is rectangular design, conveying road 110 and 132 junction air inlet of the first ventilating duct and the
One ventilating duct 132 matches, and biological material contains certain moisture under normal circumstances, enters conveying by feeding device 200
Behind road 110, due to the presence of moisture, biological material can be agglomerating, can be by pockets of biological material by material dispersed structure 130
Material is blown open, specifically, the first force piece 131 is dried to the first ventilating duct 132, it is distinguished and admirable that conveying is entered by the first ventilating duct 132
Road 110 will be dispelled by the biological material of the first ventilating duct 132 and 110 interface of conveying road bottom, prevent it is agglomerating, by
One ventilating duct, 132 bottom is designed to plane, while by the first ventilating duct 132 far from 131 one end of the first force piece and conveying road 110
132 junction of the first ventilating duct of connectivity part is rectangular design, conveying road 110 and 132 junction air inlet of the first ventilating duct and the
One ventilating duct 132 matches, distinguished and admirable when entering conveying road by junction by the cooperation of rectangular design and plane, uniformly logical
Junction is crossed, biomass fuel uniform stressed can be made, is avoided during dispelling since discontinuity leads to biological material
It dispels not enough uniformly, residual particles are larger, and illustratively, the first force piece 131 can be using blower devices such as air blowers.
Biomass boiler provided in this embodiment, 110 lower end of conveying road are provided with cooling body 140, and cooling body 140 wraps
The second force piece 141 and the second ventilating duct 142 are included, the second force piece 141 is arranged in the second ventilating duct 142, the second ventilating duct
142 are connected to far from 141 one end of the second force piece with 110 bottom of conveying road, since long-time is influenced by boiler high temperature, conveying
The meeting temperature distortion of 110 lower end of road, can radiate to 110 lower end of conveying road by the way that cooling body 140 is arranged, specifically, the
Outside air is blown into the second ventilating duct 142 by two force pieces 141, enters 110 lower end of conveying road by the second ventilating duct 142,
It radiates to 110 lower end of conveying road, illustratively, the second force piece 141 can be using blower devices such as air blowers.
Air inlet system is arranged in 110 bottom of conveying road in biomass boiler provided in this embodiment, and air inlet system includes air blast
Machine, blast channel, blast channel are connected to 110 bottom of conveying road, and air blower is externally to 110 air blast of conveying road, when charging fills
It sets after the biomass fuel in 200 enters in conveying road 110, biomass fuel will be blowed to burner by the wind-force of air blower
300, realize conveying of the biomass fuel in conveying road 110.
It should be further noted that feeding device 200 can use spiral pushing machine, spiral pushing machine and charging are filled
200 inlet communications are set, but not limited to this device, for the prior art, no further details to be given herein for this
Embodiments described above is only that preferred embodiments of the present invention will be described, not to of the invention
Range is defined, and without departing from the spirit of the design of the present invention, those of ordinary skill in the art are to technology of the invention
The various changes and improvements that scheme is made should all be fallen into the protection scope that claims of the present invention determines.
Claims (10)
1. a kind of biomass boiler, which is characterized in that including protective device (100), feeding device (200) and burner
(300), protective device (100) both ends are connected to feeding device (200) and burner (300) respectively, and protective device
(100) it is arranged to separate the feeding device (200) and the combustion when protective device (300) interior temperature is higher than preset value
It burns device (300).
2. biomass boiler according to claim 1, which is characterized in that the protective device (100) includes tilting defeated
Material path (110), conveying road (110) upper end are connected to the feeding device (200), conveying road (110) lower end and institute
State burner (300) connection.
3. biomass boiler according to claim 2, which is characterized in that the protective device (100) further includes locking machine
Structure (120), the locking mechanism (120) matches with the protective device (100), and the locking mechanism (120) is set
For can conveying road (110) described in locking.
4. biomass boiler according to claim 3, which is characterized in that further include control unit (400) and temperature monitoring
Unit (500), the monitoring unit (500) is arranged on the conveying road (110), and the temperature monitoring unit (500) quilt
It is set as the temperature signal monitored being transmitted to described control unit (400), described control unit (400) is arranged to sentence
When the temperature signal for the temperature monitoring unit transmission that disconnecting receives is higher than the first preset value, the locking mechanism (120) lock is controlled
Close the conveying road (110).
5. biomass boiler according to claim 4, which is characterized in that the locking mechanism (120) includes cylinder (121)
And the fixed plate (122) being connect with cylinder, the fixed plate (122) matches with the conveying road (110), and the conveying road
(110) sealed passage (111) with the fixed plate (122) cooperation is offered on, described control unit (400) is arranged to can
Control cylinder (121) movement.
6. biomass boiler according to claim 4, which is characterized in that further include alarm unit (600), the control is single
When the temperature signal that first (400) are arranged to temperature monitoring unit (500) transmission that judgement receives is higher than the second preset value, control
Make the alarm unit (600) alarm.
7. biomass boiler according to claim 3, which is characterized in that the burner (300) includes Blast mechanism
(310), described control unit (400) is arranged to the temperature signal height for temperature monitoring unit (500) transmission that judgement receives
When the first preset value, the Blast mechanism (310) closing is controlled.
8. biomass boiler according to claim 2, which is characterized in that conveying road (110) lower end is provided with material point
It dissipates mechanism (130).
9. biomass boiler according to claim 8, which is characterized in that conveying road (110) bottom is planar design,
The material decentralized institution (130) includes the first force piece (131) and the first ventilating duct (132), and first force piece (131) sets
Set in the first ventilating duct (132), and first ventilating duct (132) far from described first force piece (131) one end with it is described
Conveying road (110) bottom connection, and the first ventilating duct of connectivity part (132) junction be rectangular design, the conveying road (110) with
First ventilating duct (132) the junction air inlet is matched with first ventilating duct (132).
10. biomass boiler according to claim 2, which is characterized in that conveying road (110) lower end is provided with cooling
Mechanism (140)；The cooling body (140) includes the second force piece (141) and the second ventilating duct (142), second power
Part (141) setting is in the second ventilating duct (142), and second ventilating duct (142) is far from described second force piece (141) one end
It is connected to conveying road (110) bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910158682.1A CN109751594A (en) | 2019-03-04 | 2019-03-04 | Biomass boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910158682.1A CN109751594A (en) | 2019-03-04 | 2019-03-04 | Biomass boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109751594A true CN109751594A (en) | 2019-05-14 |
Family
ID=66407881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910158682.1A Pending CN109751594A (en) | 2019-03-04 | 2019-03-04 | Biomass boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109751594A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1967791A2 (en) * | 2007-03-06 | 2008-09-10 | Oy Manacation AB | Burning method and a burner for solid fuel |
| CN104566339A (en) * | 2014-12-30 | 2015-04-29 | 王海峰 | Biomass gasification burner |
| CN104896478A (en) * | 2015-05-25 | 2015-09-09 | 山东百川同创能源有限公司 | Biomass type solid waste and dangerous waste loading technology |
| CN204665325U (en) * | 2015-03-26 | 2015-09-23 | 湖北天合嘉康能源科技有限公司 | The backfire-proof material feeding device of Industrial Boiler biomass-burning fuel |
| CN206055669U (en) * | 2016-09-21 | 2017-03-29 | 湖北天合嘉康能源科技股份有限公司 | A kind of feeding structure of biomass fuel boiler |
| CN207268448U (en) * | 2017-08-30 | 2018-04-24 | 太原锅炉集团有限公司 | A kind of recirculating fluidized bed biomass boiler backfire-proof material feeding device |
-
2019
- 2019-03-04 CN CN201910158682.1A patent/CN109751594A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1967791A2 (en) * | 2007-03-06 | 2008-09-10 | Oy Manacation AB | Burning method and a burner for solid fuel |
| CN104566339A (en) * | 2014-12-30 | 2015-04-29 | 王海峰 | Biomass gasification burner |
| CN204665325U (en) * | 2015-03-26 | 2015-09-23 | 湖北天合嘉康能源科技有限公司 | The backfire-proof material feeding device of Industrial Boiler biomass-burning fuel |
| CN104896478A (en) * | 2015-05-25 | 2015-09-09 | 山东百川同创能源有限公司 | Biomass type solid waste and dangerous waste loading technology |
| CN206055669U (en) * | 2016-09-21 | 2017-03-29 | 湖北天合嘉康能源科技股份有限公司 | A kind of feeding structure of biomass fuel boiler |
| CN207268448U (en) * | 2017-08-30 | 2018-04-24 | 太原锅炉集团有限公司 | A kind of recirculating fluidized bed biomass boiler backfire-proof material feeding device |
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Application publication date: 20190514 |
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| RJ01 | Rejection of invention patent application after publication |