CN104832903B - A kind of compact low capacity is exerted oneself greatly biomass granule boiler - Google Patents

Abstract

Exerted oneself greatly biomass granule boiler the present invention relates to a kind of compact low capacity, it includes intelligence control system, combustion chamber, burner, exhanst gas outlet, primary air fan, overfire air fan, air-introduced machine, oxygen-eliminating device, Heat Room, sack cleaner, steam-water separator, gas-distributing cylinder, boiler water purification device；Heat Room is exchanged heat using convection bank, and Heat Room divides 4th area, 4th area to be equipped with blowing device from top to bottom, and the present invention uses multiaspect circulating type oxygen-eliminating device, is ensureing not only to have reduced insulation thickness in the case of ignition temperature in stove but also energy feed-water preheating；Combustion chamber is arranged apart with Heat Room；Combustion chamber ensures to burn completely using arrangement of turning back with the pattern for increasing Secondary Air；Heat Room point multi-region, it is ensured that exchanged heat on the basis of duct cleaning complete, tail smoke evacuation temperature is low；Bag-type dust ensures that the flue gas for flowing to air is fully clean；Close-coupled arrangement ensures that machine volume is minimum.

Description

A kind of compact low capacity is exerted oneself greatly biomass granule boiler

Technical field

The present invention relates to a kind of biomass energy source device, and in particular to a kind of compact low capacity exert oneself greatly biological particles pot Stove.

Technical background

Currently, the situation is tense for Air Pollution prevention and control, and a large amount of coal-burning boiler heat supplies need to be replaced with clean energy resource, and existing market Present on biomass granule boiler, have two aspect problems：One is that heat-exchange performance is poor in unit volume, high fume temperature；Two are Existing biomass granule boiler incomplete combustion, can produce a large amount of dense smokes, be affected to environment；It is of the invention main Study that a kind of heat exchange property is high, burn complete biomass granule boiler.

The content of the invention

It is an object of the present invention to provide a kind of heat exchange property, a kind of compact low capacity of high, the complete, compact conformation that burns goes out greatly Power biomass granule boiler.

A kind of compact low capacity exerts oneself greatly biomass granule boiler including intelligence control system, combustion chamber, burner, flue gas Outlet, primary air fan, overfire air fan, air-introduced machine, oxygen-eliminating device, Heat Room, sack cleaner, steam-water separator, gas-distributing cylinder, boiler Water purifier；Described combustion chamber downside sets burner, and burner sets a wind inlet and charging aperture, Heat Room, bag-type dust Device upside is respectively equipped with steam-water separator and gas-distributing cylinder, and steam-water separator uses horizontal type structure with gas-distributing cylinder, in steam-water separator Left side is provided with warm hydroecium；Described oxygen-eliminating device multiaspect is around combustion chamber, its circular thickness：Side surrounding thickness is between 20mm- Between 40mm, around thickness between 200mm-300mm, no pressure in oxygen-eliminating device, its internal water passes through boiler feedwater to top ring Heat Room convection bank heat exchange is pumped into, sewage draining exit one, sewage draining exit two are arranged in oxygen-eliminating device downside；Sack cleaner side arrangement boiler Water purifier；Sack cleaner using it is contour with body of heater it is wide under the premise of as far as possible reduce its length wise arrangement；Flue gas in combustion chamber Sack cleaner is entered by exhanst gas outlet, the flue gas after air-introduced machine will be processed through sack cleaner is discharged.

Heat Room is exchanged heat using convection bank, and Heat Room divides 4th area, 4th area to be equipped with blowing device from top to bottom, wherein, One area, three area's blowing devices are arranged at by combustion chamber side, and 2nd area, four area's blowing devices are arranged at by sack cleaner side；Area with Partly separated using warming plate between area, using being staggered in arrangement, 3rd area convection bank afterwards uses stagger arrangement, two ends to the convection bank of the firstth area Pipeline is not added with the pattern arrangement of fin intermediate conduit plus fin, it is ensured that pipeline stagger arrangement countercurrent flow, improves the coefficient of heat transfer, convection tube Hot water volume is less than 30L in beam；Heat Room bottom sets the safety of spray desuperheating mouthful protection sack cleaner；Described combustion chamber with Heat Room is arranged apart, and combustion chamber enters Heat Room and single tube convection bank using arrangement of turning back after three sections are turned back Heat exchange, overfire air fan air intake vent is provided with its first place of turning back, and described primary air fan is supported in same steelframe with overfire air fan On；Overfire air fan air intake vent is connected with overfire air fan, and primary air fan air intake vent is connected with primary air fan；Primary air fan, Secondary Air The air quantity ratio of machine is between 0.4-0.8；

Described intelligence control system and the temperature sensor one exported located at Heat Room steam pipe and pressure sensor, set In the temperature sensor two, charger in combustion chamber, primary air fan, overfire air fan, air-introduced machine connection, by monitor in real time temperature Degree, pressure are adjusted to boiler feed water and fuel make up；Steam in convection bank is exported by steam pipe and enters carbonated drink point From device, with steam into steam-water separator water by the way that water-supply-pipe is into oxygen-eliminating device rather than is discharged to outside stove；Boiler and boiler water purification Device surrounding uses certain slope around gutter between boiler, boiler water purification device and gutter, it is ensured that whole machine cleaning；Combustion chamber The second segment place of turning back bottom, Heat Room bottom, sack cleaner bottom are respectively equipped with ash disposal wicket one, ash disposal wicket two, ash disposal Wicket three；Boiler shape can be square, circular, ellipse.

The present invention uses multiaspect circulating type oxygen-eliminating device, not only reduced insulation thickness in the case of ignition temperature in stove ensureing but also Can feed-water preheating；Combustion chamber is arranged apart with Heat Room；Combustion chamber has been ensured using arrangement of turning back with the pattern for increasing Secondary Air Full burning；Heat Room point multi-region, it is ensured that exchanged heat on the basis of duct cleaning complete, tail smoke evacuation temperature is low；Bag-type dust ensures flow direction The flue gas of air is fully clean；Close-coupled arrangement ensures that machine volume is minimum.

Brief description of the drawings

Fig. 1：A kind of compact low capacity is exerted oneself greatly biomass granule boiler structural representation.

Specific embodiment

The problems such as present invention can solve the problem that existing biomass granule boiler heat-exchange performance difference and incomplete combustion, energy-saving and emission-reduction, Operation safety and stability；Hot-water boiler be can not only be used for but also as steam boiler, rated capacity is reachable during as steam boiler More than 1000kg/h；This boiler makes its volume reach minimum using the whole machine of combined type, compact conformation

A kind of compact low capacity exerts oneself greatly biomass granule boiler including intelligence control system, combustion chamber (2), burner (1), exhanst gas outlet (18), primary air fan (3), overfire air fan (4), air-introduced machine (14), oxygen-eliminating device (10), Heat Room (8), cloth bag Deduster (20), steam-water separator (12), gas-distributing cylinder (13), boiler water purification device (15)；Described combustion chamber (2) downside sets combustion Burner (1), burner (1) sets a wind inlet and charging aperture (27), and Heat Room (8), sack cleaner (20) upside set respectively There are steam-water separator (12) and gas-distributing cylinder (13), steam-water separator (12) uses horizontal type structure with gas-distributing cylinder (13), in carbonated drink point Device (12) left side is provided with warm hydroecium (23)；Described oxygen-eliminating device (10) multiaspect is around combustion chamber (2), its circular thickness：Side Around thickness between 20mm-40mm, top ring is around thickness between 200mm-300mm, and oxygen-eliminating device (10) is interior without pressure for face ring Power, its internal water is pumped into Heat Room (8) convection bank (9) and exchanges heat by boiler feedwater, the arrangement blowdown of oxygen-eliminating device (10) downside Mouth one (21), sewage draining exit two (22)；Arrangement boiler water purification device (15) by sack cleaner (20)；Sack cleaner (20) using with Body of heater it is contour it is wide under the premise of as far as possible reduce its length wise arrangement；Combustion chamber (2) interior flue gas is entered by exhanst gas outlet (18) Sack cleaner (20), the flue gas after air-introduced machine (14) will be processed through sack cleaner (20) is discharged.

Using convection bank (9) heat exchange, Heat Room (8) divides 4th area, 4th area to be equipped with injection dress to Heat Room (8) from top to bottom Put, wherein, an area, three area's blowing devices are arranged at by combustion chamber (2) side, and 2nd area, four area's blowing devices are arranged at and are removed by cloth bag Dirt device (20) side, and then ensure duct cleaning；Partly separated using warming plate between Qu Yuqu, the firstth area convection bank (9) is used It is staggered in arrangement, 3rd area convection bank (9) afterwards is arranged using the pattern that stagger arrangement, two ends pipeline are not added with fin intermediate conduit plus fin, So can not only ensure to increase heating surface area and avoid dust stratification dead angle from occurring, 4th area of division and this kind of 4th area pipe arrangement both can be with Ensure pipeline countercurrent stagger arrangement heat exchange, the poor situation of the heat exchange that 3rd area bring because cigarette temperature drop is low can avoid again after occurs；Convection current Tube bank (9) interior hot water volume is less than 30L；Heat Room (8) bottom sets the peace of spray desuperheating mouthful (28) protection sack cleaner (20) Entirely；Described combustion chamber (2) is arranged apart with Heat Room (8), and combustion chamber (2) is turned back using arrangement of turning back by three sections Enter Heat Room (8) afterwards to be exchanged heat with single tube convection bank (9), overfire air fan air intake vent (6) is provided with its first place of turning back, it is described Primary air fan (3) and overfire air fan (4) be supported on same steelframe；Overfire air fan air intake vent (6) is with overfire air fan (4) even Connect, primary air fan air intake vent (7) is connected with primary air fan (3)；Primary air fan (3), the air quantity ratio of overfire air fan (4) are in 0.4- Between 0.8；Not only incomplete combustion can have been solved the problems, such as but also combustion chamber (2) temperature can have been adjusted, and make to be difficult coking in burner hearth；Combustion chamber (2) flue gas flow rate is very fast in, it is preferred that gas residence time is between 0.8s-2.5s.

Described intelligence control system and the temperature sensor one (24) located at Heat Room (8) steam pipe outlet (11) and pressure Force snesor (25), the temperature sensor two (26) in combustion chamber (2), charger (5), primary air fan (3), overfire air fan (4), air-introduced machine (14) connection, is adjusted by monitor in real time temperature, pressure to boiler feed water and fuel make up；Convection bank (9) steam in exports (11) and enters steam-water separator (12) by steam pipe, and the water of steam-water separator (12) is entered with steam Oxygen-eliminating device (10) is entered by water-supply-pipe rather than is discharged to outside stove；Boiler and the circular gutter of boiler water purification device (15) surrounding, boiler, Boiler water purification device (15) uses certain slope and gutter between, it is ensured that whole machine cleaning；Combustion chamber (2) second segment is turned back under place Portion, Heat Room (8) bottom, sack cleaner (20) bottom are respectively equipped with ash disposal wicket one (16), ash disposal wicket two (17), ash disposal Wicket three (19)；Boiler shape can be square, circular, ellipse.

The present invention is ensureing both to reduce insulation thickness in stove in the case of ignition temperature using multiaspect circulating type oxygen-eliminating device (10) Degree again can feed-water preheating；Combustion chamber (2) is arranged apart with Heat Room (8)；Combustion chamber (2) is using arrangement and the increase Secondary Air of turning back Pattern ensure burn completely；Heat Room (8) point multi-region, it is ensured that exchanged heat on the basis of duct cleaning complete, tail smoke evacuation temperature is low；Cloth Bag dedusting ensures that the flue gas for flowing to air is fully clean；Close-coupled arrangement ensures that machine volume is minimum.

The composite can be widely applied to the rows such as washing flatiron, biochemical industry, food machinery, hot water supply, heat-exchange apparatus Industry.

Claims (1)

1. a kind of compact low capacity exert oneself greatly biomass granule boiler including intelligence control system, combustion chamber (2), burner (1), Exhanst gas outlet (18), primary air fan (3), overfire air fan (4), air-introduced machine (14), oxygen-eliminating device (10), Heat Room (8), bag-type dust Device (20), steam-water separator (12), gas-distributing cylinder (13), boiler water purification device (15)；It is characterized in that：Under described combustion chamber (2) Side sets burner (1), and burner (1) sets a wind inlet and charging aperture (27), on Heat Room (8), sack cleaner (20) Side is respectively equipped with steam-water separator (12) and gas-distributing cylinder (13), and steam-water separator (12) uses horizontal type structure with gas-distributing cylinder (13), Steam-water separator (12) left side is provided with warm hydroecium (23)；Around combustion chamber (2), it surround described oxygen-eliminating device (10) multiaspect Thickness：Side surrounding thickness between 20mm-40mm, top ring around thickness between 200mm-300mm, oxygen-eliminating device (10) Interior no pressure, its internal water is pumped into Heat Room (8) convection bank (9) and exchanges heat by boiler feedwater, oxygen-eliminating device (10) downside cloth Put sewage draining exit one (21), sewage draining exit two (22)；Arrangement boiler water purification device (15) by sack cleaner (20)；Sack cleaner (20) Using with body of heater it is contour it is wide under the premise of as far as possible reduce its length wise arrange；Combustion chamber (2) interior flue gas passes through exhanst gas outlet (18) sack cleaner (20) is entered, the flue gas after air-introduced machine (14) will be processed through sack cleaner (20) is discharged；Heat Room (8) Exchanged heat using convection bank (9), Heat Room (8) divides 4th area, 4th area to be equipped with blowing device from top to bottom, wherein, an area, 3rd area Blowing device is arranged at by combustion chamber (2) side, and 2nd area, four area's blowing devices are arranged at by sack cleaner (20) side, Jin Erbao Card duct cleaning；Partly separated using warming plate between Qu Yuqu, the firstth area convection bank (9) is used and is staggered in arrangement, afterwards three areas pair Flowing bundle (9) is arranged using the pattern that stagger arrangement, two ends pipeline are not added with fin intermediate conduit plus fin, so can both ensure to increase Heating surface area avoids dust stratification dead angle from occurring again, and dividing 4th area and this kind of 4th area pipe arrangement can both ensure that pipeline countercurrent stagger arrangement was changed Heat, the poor situation that exchanges heat that 3rd area bring because cigarette temperature drop is low can avoid again after occurs；The interior hot water volume of convection bank (9) is small In 30L；Heat Room (8) bottom sets the safety of spray desuperheating mouthful (28) protection sack cleaner (20)；Described combustion chamber (2) with Heat Room (8) is arranged apart, and combustion chamber (2) enter Heat Room (8) and single tube using arrangement of turning back after three sections are turned back Convection bank (9) is exchanged heat, and overfire air fan air intake vent (6), described primary air fan (3) and Secondary Air are provided with its first place of turning back Machine (4) is supported on same steelframe；Overfire air fan air intake vent (6) is connected with overfire air fan (4), primary air fan air intake vent (7) with Primary air fan (3) is connected；Primary air fan (3), overfire air fan (4) air quantity ratio between 0.4-0.8；Both burning can be solved not Complete problem can adjust combustion chamber (2) temperature again, make to be difficult coking in burner hearth；Flue gas flow rate is very fast in combustion chamber (2), and flue gas stops The time is stayed between 0.8s-2.5s；Described intelligence control system is passed with the temperature located at Heat Room (8) steam pipe outlet (11) Sensor one (24) and pressure sensor (25), the temperature sensor two (26) in combustion chamber (2), charger (5), First air Machine (3), overfire air fan (4), air-introduced machine (14) connection, are entered by monitor in real time temperature, pressure to boiler feed water and fuel make up Row regulation；Steam in convection bank (9) exports (11) and enters steam-water separator (12) by steam pipe, and carbonated drink is entered with steam The water of separator (12) enters oxygen-eliminating device (10) rather than is discharged to outside stove by water-supply-pipe；Boiler and the chow ring of boiler water purification device (15) four Around gutter, boiler, boiler water purification device (15) use certain slope and gutter between, it is ensured that whole machine cleaning；Combustion chamber (2) Two sections of places of turning back bottom, Heat Room (8) bottom, that sack cleaner (20) bottom is respectively equipped with ash disposal wicket one (16), ash disposal is small Door two (17), ash disposal wicket three (19)；Boiler shape can be square, circular, ellipse.