CN206037131U - Biomass burning machine - Google Patents
Biomass burning machine Download PDFInfo
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- CN206037131U CN206037131U CN201621023432.5U CN201621023432U CN206037131U CN 206037131 U CN206037131 U CN 206037131U CN 201621023432 U CN201621023432 U CN 201621023432U CN 206037131 U CN206037131 U CN 206037131U
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Abstract
The utility model discloses a biomass burning machine, the combustor includes: fire burning furnace, steam pot type bell, steam pot type bell is arranged in on firing burning furnace, flourishing water in and produce the steam during biomass fuel burning, gas mixing conveyor components for with carrying extremely behind steam in the steam pot type bell and the external air mixing fire among the burning furnace, temperature sensor is located biomass fuel on the grate places the district, controlling means is used for the basis the temperature control that temperature sensor gathered gas mixing conveyor components is to the mixing ratio and the transport wind -force of steam and outside air. The utility model discloses but the effective control fires the problem of burning furnace burning, prevents biomass fuel's coking.
Description
Technical field
This utility model is related to field of combustion technology, more particularly to a kind of biomass combustion machine and adopt the biomass fuel
The combustion method of the biomass fuel of burning machine.
Background technology
In world's energy consumption, biomass energy accounts for 14%, accounts for more than 60% in under-developed area.The whole world there are about 2,500,000,000
More than the 90% of the domestic energy of people is biomass energy.
The advantage of biomass energy be readily burned, to pollute little, ash relatively low, its shortcoming is mainly calorific value and the thermal efficiency is low,
And volume is difficult greatly transport.Directly the thermal efficiency of biomass burning is only 10%～30%.
At present, countries in the world are just being adopted：
1st, thermochemical conversion method.
It is main that the high energy products of grade such as Linesless charcoal, tar and fuel gas are obtained by the method.The method is by its heat
The method of processing is different, is divided into high-temperature retorting, pyrolysis, biomass liquefying etc..
2nd, biochemical transformations method.
The method is primarily referred to as biomass under the Fermentation of microorganism, forms methane, ethanol equal energy source product.
3rd, by the use of the bio oil produced by oilseed plant as fuel.
4th, biomass compression molding fuel (such as block type, rod-type fuel element), with focus utilization and the raising thermal efficiency.
Biomass energy be always important energy source for the survival of mankind, it be only second to coal, oil and natural gas and occupy
In the world energy sources total quantity consumed energy of the 4th, occupy critical role in whole energy resource system.Relevant expert estimates, biological
Mass-energy very likely becomes the ingredient of following sustainable energy system, to mid-21st Century, production of employing new technology it is each
Plant biomass substitute fuel and will account for more than the 40% of global total energy consumption.
Fig. 1 shows a kind of structure of existing biomass combustion furnace.In the combustion furnace, in 91 basis rest grate of burner hearth
92；Biomass fuel enters burner hearth 91 from feed pipe 93, is placed on grate 92；The burner hearth 91 is located at the bottom of grate 92 and opens
If air inlet 94, the combustion that air is blown into burner hearth 91 to be opposite on grate 92 from air inlet 94 by blower fan (not shown)
The biomass fuel of burning is combustion-supporting；Covered by top cover 95 at the top of burner hearth 91,91 top of burner hearth sidewall opening and burner is installed
96, the flame in burner hearth is sprayed from burner 96, further can install blower fan (not shown) burner 96 is blown with
It is further combustion-supporting at burner 96.
Although biomass fuel has very important effect in energy resource system, its combustion thermal efficiency is low, and
There are problems that, and the combustor and combustion process method of existing biomass fuel there is also many deficiencies, for example：
1st, fuel tolerance is poor：Only adapt to that ash is low, and the high Wooden Biomass fuel of ash fusion point；
2nd, cause fire grate to be easy to coking the characteristics of biomass fuel, be easily deformed or even burn.
3rd, biomass fuel causes burner hearth to be easy to coking, easily burns.
5th, due to the presence of coking problem so that burner hearth air intake passage is seriously obstructed and runner skewness, serious shadow
Ring combustion efficiency.
6th, burner hearth top cover easily bursts apart, caves in.
Therefore, for combustion system, needs are improved and are lifted.
Utility model content
In view of this, this utility model provides a kind of biomass combustion machine and the biomass using the biomass combustion machine
The combustion method of fuel, to prevent coking when biomass fuel burns in combustion furnace from occurring.
What the technical solution of the utility model was realized in：
A kind of biomass combustion machine, including：
Combustion furnace, is equipped with grate in the combustion furnace, biomass fuel is positioned on the grate and burns；
Steam kettle type bell, the steam kettle type bell are placed on the combustion furnace, and it is interior be filled with water, in the biomass fuel
Water vapour is produced during material burning；
Gas mixing conveying assembly, the gas mixing conveying assembly include the first blower fan, the gas mixing conveying group
Part connects the bottom of grate in the steam kettle type bell, outside air and combustion furnace, and the water in steam kettle type bell is steamed
It is delivered in the combustion furnace after vapour and outside air mixing；
Temperature sensor, the temperature sensor are located at the biomass fuel rest area on the grate；
Control device, the control device are electrically connected to the temperature sensor and first blower fan, with according to described
The temperature gathered by temperature sensor, controls the wind-force of the first blower fan conveying and controls the gas mixing conveying assembly
To water vapour and the mixed proportion of outside air.
Further, the gas mixing conveying assembly includes vapor communication pipe, gas mixing tube, combustion furnace communicating pipe, steaming
Steam control valve, air control valve and the first blower fan；Wherein,
The first blower fan outlet side is communicated to the bottom of grate in the combustion furnace by the combustion furnace communicating pipe；
The gas mixing tube is communicated between the inlet end and air control valve of first blower fan, and passes through the sky
Gas regulating valve is communicated in outside air；
One end of the vapor communication pipe is communicated in the steam kettle type bell, and the other end of the vapor communication pipe passes through
The steam control valve is communicated in the gas mixing tube near one end of the air control valve.
Further, the biomass combustion machine also includes feed bin, wind stopping device, the second blower fan and feed pipe；Wherein,
The feed bin is used for interim storage biomass fuel；
The wind stopping device is located at the bottom of the feed bin, and is communicated to biomass in the combustion furnace by the feed pipe
The top of fuel rest area；
The outlet side of second blower fan is connected to the feed pipe near one end of the wind stopping device, second blower fan
Inlet end be communicated in outside air.
Further, the biomass combustion machine also includes：
Whirlwind grid, the whirlwind grid are located at the bottom of grate in the combustion furnace, the gas mixing conveying assembly
It is communicated to the whirlwind grid.
Further, the biomass combustion machine also includes：
Burner, the burner are installed on the side wall of the combustion furnace, and near the steam kettle type bell, the combustion
Stove is burnt in the side-walls opening for installing the burner so that the flame in the combustion furnace is by the opening into the combustion
Burner is simultaneously sprayed from the burner.
Further, the biomass combustion machine also includes the 3rd blower fan and burner communicating pipe；Wherein,
The outlet side of the 3rd blower fan is by being communicated in the burner, the 3rd blower fan burner communicating pipe
Inlet end connection outside air.
Further, the furnace wall of combustion furnace is refractory insulating layer.
Further, the furnace wall of the combustion furnace is provided with fire door.
This utility model additionally provides a kind of combustion method of biomass fuel, and methods described includes：
On the grate that biomass fuel is placed in the combustion furnace；
Inject water in the steam kettle type bell；
The biomass fuel is lighted, and monitors the temperature of the biomass fuel rest area；
When the temperature of the biomass fuel rest area is higher than predetermined threshold value, by the water vapour in steam kettle type bell and
It is delivered in the combustion furnace after outside air mixing, so that the temperature of the biomass fuel rest area is less than the default threshold
Value.
Further, the predetermined threshold value is 900 DEG C.
The advantage of the combustion method of biomass combustion machine of the present utility model and biomass fuel is：
There is provided new steam kettle type bell, the steam kettle type bell due to the continuous supply and evaporation of water, even if warm
Degree highest bottom also obtains dynamic equilibrium at 100 DEG C or so, and the high temperature that can also stand bottom flame with common carbon steel is made
With compared with traditional fire resisting bell, making is simple, using reliability, will not burst apart, collapse, also, the steam for producing is just
For the temperature adjustment of the first combustion zone；The measurement and control of temperature of the first combustion zone and regulation, it is ensured that during biomass fuel combustion
Ash fusion point of the temperature of one combustion zone less than fuel, therefore, the softening and melting of burning ashes is not resulted in, so, Bu Huijie
It is burnt；Due to will not coking, so the air feed of the first combustion zone remains unimpeded, combustor burning can be very steady, effect
It is very good, and remove ashes and also become very easy；Due to the introducing and the enforcement of temperature control measure of vapor so that grate
Fault rate is reduced, and the life-span greatly improves, also, the life-span of furnace wall refractory insulating layer can also greatly improve；Opened by control device
Move the collection to temperature sensor signal and to the first blower fan, the second blower fan, the 3rd blower fan, wind stopping device, air control valve, steam
Regulating valve is controlled to adjust accordingly, can reach preferable combustion efficiency；Due to solving coking problem so that this practicality
New embodiment is suitable for all of biomass fuel, and solving traditional combustion machine, only to adapt to ash low, and ash fusion point is high
A difficult problem for Wooden Biomass fuel.This utility model is that biomass are clear to herbaceous biomass fuel with ability is well adapted to
The application of clean fuel opens wide space.This utility model embodiment, burning subregion are reasonable, combustion process wiper ring
Protect, rigging up and debugging is simple, and process is simple and reliable, low cost of manufacture.
Description of the drawings
Fig. 1 is a kind of structural representation of existing biomass combustion furnace；
Fig. 2 is the example structure schematic diagram of biomass combustion machine of the present utility model；
Fig. 3 is the combustion method embodiment flow chart of biomass fuel of the present utility model.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, develop simultaneously reality referring to the drawings
Example is applied, this utility model is described in further detail.
As shown in Fig. 2 biomass combustion machine embodiment of the present utility model includes combustion furnace 1, steam kettle type bell 2, gas
Body blending transportation component 3, temperature sensor 4 and control device (not shown).Wherein, grate is housed in the combustion furnace
11, biomass fuel is positioned on the grate 11 and burns.The steam kettle type bell 2 is placed on the combustion furnace 1, and interior Sheng
Water, produces water vapour in the biomass fuel combustion.The gas mixing conveying assembly 3 connects the steam kettle type bell
2nd, in outside air and combustion furnace 1 grate 11 bottom, after the water vapour in steam kettle type bell 2 and outside air mixing
It is delivered in the combustion furnace 1.The temperature sensor 4 is located at the biomass fuel rest area on the grate.The control
Device (not shown) is electrically connected to the temperature sensor 4 and gas blending transportation component 3, with according to the temperature sensing
The temperature gathered by device 4, controls mixed proportion and conveying of the gas mixing conveying assembly 3 to water vapour and outside air
Wind-force.
Specifically, the gas mixing conveying assembly 3 includes vapor communication pipe 31, the connection of gas mixing tube 32, combustion furnace
Pipe 33, steam control valve 34, air control valve 35 and the first blower fan 36.Wherein, the outlet side of first blower fan 36 passes through institute
State the bottom for being communicated to grate 11 in the combustion furnace 1 combustion furnace communicating pipe 33.The gas mixing tube 32 is communicated in described
Between the inlet end and air control valve 35 of one blower fan 36, and outside air is communicated in by the air control valve 35.It is described
One end of vapor communication pipe 31 is communicated in the steam kettle type bell 2, and the other end of the vapor communication pipe 31 is by the steaming
Steam control valve 34 is communicated in the gas mixing tube 32 near one end of the air control valve 35.Further, can be steamed by adjusting
The size of steam control valve 34 and air control valve 35 and control the mixed proportion of air and water vapour in gas mixing tube 32, and then
The mixed air with water vapour is blown into by the first blower fan 36 for the bottom of grate 11 in combustion furnace 1, so as to carry
The mixed gas of water vapour can be lowered the temperature to aflame biomass fuel, prevent the coking of biomass fuel.
In embodiment of the present utility model, water inlet pipe 21, overflow pipe 22, ball-cock assembly 23 and steam is still further comprised
Overfall 24.Wherein, water inlet pipe 21 and overflow pipe 22 are communicated in steam kettle type bell 2, and the effect of water inlet pipe 21 is to steaming
Water filling in steam-boiler type bell 2, and the effect of overflow pipe 22 is to exclude water unnecessary in steam kettle type bell 2, ball-cock assembly 23
It is installed at the water inlet pipe 21 in steam kettle type bell 2, with according to the water lev el control water inlet pipe 21 in steam kettle type bell 2
Opening and closing.Steam overfall 24 is opened in the top of steam kettle type bell 2, to discharge the water vapour in steam kettle type bell 2, prevents
Only in steam kettle type bell 2 air pressure rising.
In the more prioritization scheme of this utility model embodiment, the biomass combustion machine also includes feed bin 51, wind stopping device
52nd, the second blower fan 53 and feed pipe 54.Wherein, the feed bin 51 is used for interim storage biomass fuel.The wind stopping device 52
In the bottom of the feed bin 51, and the upper of biomass fuel rest area in the combustion furnace 1 is communicated to by the feed pipe 54
Side.The outlet side of second blower fan 53 is connected to the feed pipe 54 near one end of the wind stopping device 52, second wind
The inlet end of machine 53 is communicated in outside air.The control device can further be electrically connected to wind stopping device 52 and the second blower fan 53,
It is to control the blanking of the biomass fuel and by the second blower fan of control 53 and then raw in combustion furnace 1 by feed pipe 54
The top air-supply of biomass fuel rest area.
In addition, the biomass combustion machine of this utility model embodiment also includes whirlwind grid 12, the whirlwind grid 12
The bottom of grate 11 in the combustion furnace 1, the gas mixing conveying assembly are communicated to the whirlwind grid 11.So as to band
There are the mixed gas of water vapour in the combustion furnace 1, be the biomass fuel to grate 11 to be delivered up from whirlwind grid 11
Material rest area, can so enable the mixed gas with water vapour evenly into the biomass fuel rest area.
In addition, in order to cause biomass fuel fully to burn to obtain more heat energy, in this utility model embodiment,
The biomass combustion machine also includes burner 13, and the burner 13 is installed on the side wall of the combustion furnace 1, and near described
Steam kettle type bell 2, the combustion furnace 1 are installing the side-walls opening of the burner 13 so that the fire in the combustion furnace 1
Flame enters the burner 13 by the opening and sprays from the burner.
With the burner 13, the biomass combustion machine also includes the 3rd blower fan 14 and burner communicating pipe 15.Its
In, the outlet side of the 3rd blower fan 14 is by being communicated in the burner 13, the 3rd wind burner communicating pipe 15
The inlet end connection outside air of machine 14.So, when by the 3rd blower fan 14 to 13 air blast of burner, can be to burner 13
The flame for dividing plays combustion-supporting effect.Meanwhile, the control device can further be electrically connected to the 3rd blower fan 14, to control the 3rd wind
Machine 14 is further by blowing to the burner 13 the burner communicating pipe 15.
In this utility model embodiment, the furnace wall 16 of the combustion furnace 1 is refractory insulating layer.In addition, the combustion furnace 1
Furnace wall 16 is additionally provided with fire door 17 (such as dotted line frame in Fig. 2), in order to topple over residue and cleaning burner hearth.
This utility model embodiment additionally provides a kind of combustion method of biomass fuel, using biomass as introduced above
Combustor, as shown in figure 3, the method includes：
On step 1, the grate that biomass fuel is placed in the combustion furnace；
Step 2, inject water in the steam kettle type bell；
Step 3, the biomass fuel is lighted, and monitor the temperature of the biomass fuel rest area；
Step 4, when the biomass fuel rest area temperature be higher than predetermined threshold value when, by the water in steam kettle type bell
It is delivered in the combustion furnace after steam and outside air mixing, so that the temperature of the biomass fuel rest area is less than being somebody's turn to do
Predetermined threshold value.
In above-mentioned steps, the execution sequence of step 1 and step 2 is commutative, i.e., can also first carry out step 2 carries out step again
1。
The implementation procedure of above-mentioned steps 1, is first to pour biomass fuel into feed bin 51, afterwards by control device to closing wind
The control of device 52 so that biomass fuel enters combustion furnace 1, and then the biomass fuel fallen on grate 11 through feed pipe 54
Rest area.
Above-mentioned steps 3 and step 4 are the temperature by control device Real-time Collection temperature sensor 4, and then are synthetically controlled
The action of steam control valve processed 34, air control valve 35, the first blower fan 36, the second blower fan 53 and the 3rd blower fan 14 so that be located at
Biomass fuel in combustion furnace 1 can fully burn and avoid coking.
The following is the further explanation to this utility model embodiment.
Biomass fuel is put into into feed bin 51 first stand-by.2 water filling of steam kettle type bell (is slightly below overflow to the water level of regulation
The height of overflow pipe 22).By control device, steam control valve 34 and air control valve 35 are adjusted to into maximum opening.
Wind stopping device 52 is started by control device, biomass fuel Jing feed pipes 54 is made, is entered in 1 cavity of combustion furnace
On grate 11.
Fire door 17 is opened, with the material point biomass-burning fuel that ignites, and fire door 17 is closed.
By control device start the collection to the signal of temperature sensor 4 and and to the first blower fan 36, the second blower fan 53,
3rd blower fan 14, feed bin 51 and wind stopping device, steam control valve 34 and air control valve 35 are controlled to adjust accordingly.In burning
Biomass fuel rest area in stove 1 forms the first combustion zone, and the top of the first combustion zone in combustion furnace 1 forms second and fires
Area's (feed pipe 54 be open nearby) is burnt, in the 3rd combustion zone of the outlet formation of burner 13.
With constantly carrying out for burning, the first combustion zone, the second combustion zone, the temperature of the 3rd combustion zone are raised rapidly.Steam
Water evaporation speed in steam-boiler type bell 2 is accelerated, and then, the air of a certain amount of vapor is mixed with by the first blower fan 36,
Jing combustion furnaces communicating pipe 33, whirlwind grid 12, grate 11 enter the first combustion zone.When the temperature of the first combustion zone is less than default threshold
During value, reduced by the increase of 35 aperture of air control valve, by 34 aperture of steam control valve by control device, while increasing by the first wind
The frequency of machine 36 so that the temperature of the first combustion zone rises.When the temperature of primary combustion zone is higher than predetermined threshold value, by control
35 aperture of air control valve is reduced, increases 34 aperture of steam control valve by device, while reducing the frequency of the first blower fan 36, is made
Obtain the temperature drop of the first combustion zone.
When the vapor spill-out of steam overfall 24 is too big, will be the frequency of the second blower fan 53 appropriate by control device
Reduce, while the frequency of the 3rd blower fan 14 is suitably increased, and then can reduce being sent to the heat of steam kettle type bell 2, reduce
The generation of water vapour.Preferably, the predetermined threshold value is 900 DEG C.
In this utility model embodiment, 36 import of the first blower fan is air and the mixed gas of vapor, the first combustion zone
Reaction it is as follows：
2C+O2=2CO
C+H2O=CO+H2
Combustion gasification (pyrolysis) region, i.e. the first combustion zone, the first combustion are formed in 11 top biomass fuel region of grate
Area is burnt for the purpose of biomass pyrolytic generation biological fuel gas, burning is mainly to provide the condition of pyrolysis, and temperature control is at 900 DEG C
A certain scope below, and then guarantee the ash fusion point of the temperature less than used biological material of the first combustion zone, it is to avoid ash is molten
Melt to form coking.First blower fan can be 750 watts of high pressure positive blower for power, by Frequency Converter Control, according to how many tune of fuel
Suitable air quantity is saved, vapor is all transported to primary combustion zone, the ratio of air and vapor can be adjusted according to actual needs
Example, such as ratio of adjustment air and vapor are 10:1.
And for traditional combustion furnace (such as shown in Fig. 1), water vapour in the air that blower fan blows into, is not contained, in grate
The chemical reaction that fuel bed on son occurs is as follows：
C+O2=CO2
2C+O2=2CO
And then cause traditional combustion furnace temperature to exceed the fusing point of alkali metal oxide, cause alkali metal oxide to melt, shape
Into the sticky vitreous body of molten, abbreviation coking.The composition of biomass fuel includes charcoal, organic volatile matter, water, metal oxidation
Thing, wherein charcoal and organic volatile matter are oxidized in combustion, are produced carbon dioxide and water, and are discharged heat energy, remaining
Metal-oxide is ash.
This utility model embodiment is additionally arranged temperature sensor and control device, and then can ensure that the temperature of the first combustion zone
Control a certain scope below 900 DEG C, such as, in the range of 800 DEG C -850 DEG C, do not melted with the ash guaranteed in biomass fuel
Melt, it is to avoid coking.
In this utility model embodiment, in the second combustion zone, the material of burning is CO and H2, the reaction of the second combustion zone is such as
Under：
2CO+O2=2CO2
2H2+O2=2H2O
And the mainly CO that traditional combustion stove burns in the second combustion zone：
2CO+O2=2CO2
In this utility model embodiment, the second combustion zone temperature is less than 900 DEG C, and main cause has two：
One：2H2+O2=2H2O
Which two：The continuous evaporation endothermic of water in steam kettle type bell 2, serves reduction and stablizes the second combustion zone temperature
Function.The addition for having hydrogen in second combustion zone is got due to the addition reaction of vapor, and the second combustion zone is combustion furnace
A part for interior continuous-stable burning, the second blower fan air intake mainly prevent fuel from burning in feeding warehouse.
In this utility model embodiment, steam kettle type bell 2 produces steam, uses for the first combustion zone, and temperature is connect substantially
The boiling point of nearly water；And bell is unlikely to deform and ftractures.And traditional bell mostly is refractory material, poor thermal conductivity, calorific intensity are poor, temperature
Substantially at 1200 DEG C or so, it is easily damaged.
In this utility model embodiment, due to the fuel storage area noncoking on grate in the first combustion zone, therefore once
What wind (the first blower fan is blowed) was capable of consistent passes through fuel bed, makes stove burn highly stable.
In order to more fully understand this utility model, this utility model also provides a kind of reality of the combustion method of biomass fuel
Under applying for example：
As the firing equipment of external-heat (dry distillation type) biomass carbonizing furnace, the suitable temperature of 400 to 650 degree is heated to,
Ensure the pyrolytic reaction of biomass within the scope of stable temperature.
About 200 kgs/hr of the consumption of biomass fuel per hour.The ratio of water vapour and outside air is 1:6.First
The concrete frequency of blower fan, the second blower fan and the 3rd blower fan is respectively 20Hz, 30Hz and 35Hz, primary combustion zone, intermediate zone
800 ± 50 DEG C, 950 ± 50 DEG C and 1050 ± 50 DEG C are respectively with the actual temp of three combustion zones, the heat for finally producing is about
For 600,000 kilocalories/hour, and coking phenomenon is not found.
The advantage of the combustion method of the biomass combustion machine and biomass fuel of this utility model embodiment is：
There is provided new steam kettle type bell, the steam kettle type bell due to the continuous supply and evaporation of water, even if warm
Degree highest bottom also obtains dynamic equilibrium at 100 DEG C or so, and the high temperature that can also stand bottom flame with common carbon steel is made
With compared with traditional fire resisting bell, making is simple, using reliability, will not burst apart, collapse, also, the steam for producing is just
For the temperature adjustment of the first combustion zone；The measurement and control of temperature of the first combustion zone and regulation, it is ensured that during biomass fuel combustion
Ash fusion point of the temperature of one combustion zone less than fuel, therefore, the softening and melting of burning ashes is not resulted in, so, Bu Huijie
It is burnt；Due to will not coking, so the air feed of the first combustion zone remains unimpeded, combustor burning can be very steady, effect
It is very good, and remove ashes and also become very easy；Due to the introducing and the enforcement of temperature control measure of vapor so that grate
Fault rate is reduced, and the life-span greatly improves, also, the life-span of furnace wall refractory insulating layer can also greatly improve；Opened by control device
Move the collection to temperature sensor signal and to the first blower fan, the second blower fan, the 3rd blower fan, wind stopping device, air control valve, steam
Regulating valve is controlled to adjust accordingly, can reach preferable combustion efficiency；Due to solving coking problem so that this practicality
New embodiment is suitable for all of biomass fuel, and solving traditional combustion machine, only to adapt to ash low, and ash fusion point is high
A difficult problem for Wooden Biomass fuel.This utility model is that biomass are clear to herbaceous biomass fuel with ability is well adapted to
The application of clean fuel opens wide space.This utility model embodiment, burning subregion are reasonable, combustion process wiper ring
Protect, rigging up and debugging is simple, and process is simple and reliable, low cost of manufacture.
Preferred embodiment of the present utility model is the foregoing is only, it is not to limit this utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements done etc. should be included in this utility model
Within the scope of protection.
Claims (8)
1. a kind of biomass combustion machine, it is characterised in that include：
Combustion furnace, is equipped with grate in the combustion furnace, biomass fuel is positioned on the grate and burns；
Steam kettle type bell, the steam kettle type bell are placed on the combustion furnace, and it is interior be filled with water, the biomass fuel fire
Water vapour is produced during burning；
Gas mixing conveying assembly, the gas mixing conveying assembly include the first blower fan, and the gas mixing conveying assembly connects
The bottom of grate in logical the steam kettle type bell, outside air and combustion furnace, by the water vapour in steam kettle type bell and
It is delivered in the combustion furnace after outside air mixing；
Temperature sensor, the temperature sensor are located at the biomass fuel rest area on the grate；
Control device, the control device are electrically connected to the temperature sensor and first blower fan, with according to the temperature
The temperature gathered by sensor, controls the wind-force of the first blower fan conveying and controls the gas mixing conveying assembly to water
The mixed proportion of steam and outside air.
2. biomass combustion machine according to claim 1, it is characterised in that：
The gas mixing conveying assembly includes vapor communication pipe, gas mixing tube, combustion furnace communicating pipe, steam control valve, sky
Gas regulating valve and the first blower fan；Wherein,
The first blower fan outlet side is communicated to the bottom of grate in the combustion furnace by the combustion furnace communicating pipe；
The gas mixing tube is communicated between the inlet end and air control valve of first blower fan, and is adjusted by the air
Section valve is communicated in outside air；
One end of the vapor communication pipe is communicated in the steam kettle type bell, and the other end of the vapor communication pipe is by described
Steam control valve is communicated in the gas mixing tube near one end of the air control valve.
3. biomass combustion machine according to claim 1, it is characterised in that：
The biomass combustion machine also includes feed bin, wind stopping device, the second blower fan and feed pipe；Wherein,
The feed bin is used for interim storage biomass fuel；
The wind stopping device is located at the bottom of the feed bin, and is communicated to biomass fuel in the combustion furnace by the feed pipe
The top of rest area；
The outlet side of second blower fan is connected to the feed pipe near one end of the wind stopping device, and second blower fan enters
Gas end is communicated in outside air.
4. biomass combustion machine according to claim 1, it is characterised in that the biomass combustion machine also includes：
Whirlwind grid, the whirlwind grid are located at the bottom of grate in the combustion furnace, the gas mixing conveying assembly connection
To the whirlwind grid.
5. biomass combustion machine according to claim 1, it is characterised in that the biomass combustion machine also includes：
Burner, the burner are installed on the side wall of the combustion furnace, and near the steam kettle type bell, the combustion furnace
In the side-walls opening for installing the burner so that the flame in the combustion furnace is by the opening into the burner
And spray from the burner.
6. biomass combustion machine according to claim 5, it is characterised in that：
The biomass combustion machine also includes the 3rd blower fan and burner communicating pipe；Wherein,
By being communicated in the burner burner communicating pipe, the 3rd blower fan enters for the outlet side of the 3rd blower fan
Gas end connects outside air.
7. biomass combustion machine according to claim 1, it is characterised in that：
The furnace wall of combustion furnace is refractory insulating layer.
8. biomass combustion machine according to claim 1, it is characterised in that：
The furnace wall of the combustion furnace is provided with fire door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621023432.5U CN206037131U (en) | 2016-08-31 | 2016-08-31 | Biomass burning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621023432.5U CN206037131U (en) | 2016-08-31 | 2016-08-31 | Biomass burning machine |
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| CN206037131U true CN206037131U (en) | 2017-03-22 |
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ID=58298845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201621023432.5U Withdrawn - After Issue CN206037131U (en) | 2016-08-31 | 2016-08-31 | Biomass burning machine |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106322362A (en) * | 2016-08-31 | 2017-01-11 | 北京北方永邦科技股份有限公司 | Biomass combustor and biomass fuel combustion method |
| CN107152702A (en) * | 2017-05-25 | 2017-09-12 | 榕江荣百腾环保能源制造有限公司 | A kind of vertical biomass combustion device |
| CN107514622A (en) * | 2017-07-31 | 2017-12-26 | 叶常青 | Electricity, combustion gas, biomass three use steam engine |
| CN109404877A (en) * | 2018-12-16 | 2019-03-01 | 龙山顺天生物能源开发有限公司 | Biomass steam producer |
| CN111520729A (en) * | 2020-04-23 | 2020-08-11 | 陈庆平 | Intelligent control system and control method for garbage gasification cracking equipment |
-
2016
- 2016-08-31 CN CN201621023432.5U patent/CN206037131U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106322362A (en) * | 2016-08-31 | 2017-01-11 | 北京北方永邦科技股份有限公司 | Biomass combustor and biomass fuel combustion method |
| CN107152702A (en) * | 2017-05-25 | 2017-09-12 | 榕江荣百腾环保能源制造有限公司 | A kind of vertical biomass combustion device |
| CN107514622A (en) * | 2017-07-31 | 2017-12-26 | 叶常青 | Electricity, combustion gas, biomass three use steam engine |
| CN107514622B (en) * | 2017-07-31 | 2023-06-27 | 叶常青 | Three-purpose steam engine for electricity, gas and biomass |
| CN109404877A (en) * | 2018-12-16 | 2019-03-01 | 龙山顺天生物能源开发有限公司 | Biomass steam producer |
| CN111520729A (en) * | 2020-04-23 | 2020-08-11 | 陈庆平 | Intelligent control system and control method for garbage gasification cracking equipment |
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