CN108019741A - Spiral vortex type boiler furnace - Google Patents
Spiral vortex type boiler furnace Download PDFInfo
- Publication number
- CN108019741A CN108019741A CN201711300836.3A CN201711300836A CN108019741A CN 108019741 A CN108019741 A CN 108019741A CN 201711300836 A CN201711300836 A CN 201711300836A CN 108019741 A CN108019741 A CN 108019741A
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- China
- Prior art keywords
- flue gas
- heating surface
- flow
- burner hearth
- vortex type
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- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN A CARRIER GAS OR AIR
- F23C9/00—Combustion apparatus characterised by arrangements for returning combustion products or flue gases to the combustion chamber
- F23C9/06—Combustion apparatus characterised by arrangements for returning combustion products or flue gases to the combustion chamber for completing combustion
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Regulation And Control Of Combustion (AREA)
Abstract
The invention discloses a kind of spiral vortex type boiler furnace, including：Hearth wall；The first heating surface and the second heating surface formed by hearth wall；First heating surface defines multiple entrances；And the air and fuel of offer fuel combustion enter in the burner hearth from entrance；Second heating surface defines multiple flow-disturbing components, there is provided the direction that air enters burner hearth from flow-disturbing component is opposite with the direction of the flue gas produced after fuel combustion discharge burner hearth with the formation bumpy flow at the second heating surface；Flue gas inspection device, it is arranged between the first heating surface and the second heating surface, and the flue gas produced after fuel combustion is detected close to the second heating surface, flue gas inspection device.The present invention is detected by the flue gas produced to fuel imperfect combustion in burner hearth, bumpy flow is formed by the air that multiple flow-disturbing components enter in burner hearth and flue gas, and then carry out spiral vortex type completely burned, improve fuel economy, the output of carbon monoxide and nitrogen oxides is greatly reduced, it is environmentally protective.
Description
Technical field
The invention belongs to heating equipment technical field.It is more particularly related to one kind substantially reduces carbon monoxide
With the spiral vortex type boiler furnace of nitrogen oxides pollution thing discharge.
Background technology
At present, most of boiler in China is still mainly using coal as fuel, but due to coal in boiler furnace with
Air undercompounding, it is uneven so that and coal can't burn completely, and not only the energy of coal cannot be caused fully to utilize,
Carbon monoxide and nitrogen oxides are more importantly easily produced, as flue gas emission is gone out, air is polluted, causes serious environment
Pollution, seriously affects the existence life of the mankind.
The content of the invention
It is an object of the invention to solve at least the above or defect, and provide it is at least one will be described later it is excellent
Point.
Have it is a still further object of the present invention to provide a kind of and coal imperfect combustion in boiler furnace can be produced
Pollution flue gas further carry out the clean-burning spiral vortex type boiler furnace of eddy current type, greatly reduce carbon monoxide and nitrogen oxidation
The discharge of thing.
There is the accurate spiral vortex type boiler furnace for controlling eddy current type burning it is a still further object of the present invention to provide a kind of, by
In being monitored at any time to flue gas by flue gas inspection device, the product of coal burning is accurately detected, and then accurately control whirlpool
Streaming is burnt, and avoids the waste of energy sources.
In order to realize these purposes and further advantage according to the present invention, the present invention provides a kind of spiral vortex type Boiler Furnace
Thorax, including：
Hearth wall；
The first heating surface and the second heating surface of burner hearth are formed by the hearth wall；
Wherein, first heating surface defines multiple entrances；And provide fuel combustion air and fuel from it is described enter
Mouth enters in the burner hearth；Second heating surface defines multiple flow-disturbing components, and the flow-disturbing component has outside diameter and is less than
The internal diameter of outside diameter, and direction and fuel combustion that the air that flue gas further burns enters burner hearth from the multiple flow-disturbing component are provided
The direction of the flue gas discharge burner hearth produced after burning is toward each other with the formation bumpy flow at second heating surface；
Flue gas inspection device, it is arranged between first heating surface and the second heating surface, and close to described second by
Hot face, the flue gas inspection device are detected the flue gas produced after fuel combustion, when flue gas inspection device detects flue gas
When middle carbonomonoxide concentration and/or the concentration of nitrogen oxides are less than given threshold, there is provided the air that flue gas further burns by with
Stopping is set to from multiple flow-disturbing components to enter in burner hearth；When flue gas inspection device detect in flue gas carbonomonoxide concentration and/or
When the concentration of nitrogen oxides is more than given threshold, there is provided the air that flue gas further burns be configured as from multiple flow-disturbing components into
Enter in burner hearth and bumpy flow is being formed at second heating surface with the flue gas by flue gas inspection device, carry out spiral vortex type and fill
Divided combustion.
Preferably, wherein, guide member is provided with second heating surface, it is configured in and the flow-disturbing component
Coordinate by air introduce and entered by the flow-disturbing component in the burner hearth.
Preferably, wherein, further include：Control device, it is connected with the flue gas inspection device signal, and the control
Device is connected with power valve, and the power Valve controlling provides the air stream that flue gas further burns and enters in burner hearth, described
The given threshold is stored in control device, detects that concentration value is with setting in flue gas by receiving the flue gas inspection device
Determine to control after threshold value comparison the open and close of power valve.
Preferably, wherein, the flow-disturbing component has truncated conical configuration or columnar structured.
Preferably, wherein, the flow-disturbing component is multiple openings, and the quantity of the opening is more than the number of the entrance
Amount.
Preferably, wherein, further include：3rd heating surface, the 3rd heating surface are located at first heating surface and
Between two heating surfaces, the 3rd heating surface and the first heating surface form the first Room, the 3rd heating surface and the second heating surface
Second Room is formed, the flue gas inspection device is arranged on the 3rd heating surface, and the 3rd heating surface is provided with air-flow through hole.
Preferably, wherein, the volume of first Room is more than the volume of the second Room.
Preferably, wherein, the second Room is provided with igniter, it is electrically connected with control device, works as flue gas inspection
When device detects that carbonomonoxide concentration and/or the concentration of nitrogen oxides are more than given threshold in flue gas, control device control point
Fiery device is lighted a fire, there is provided the air that flue gas further burns is configured as entering in burner hearth with passing through from multiple flow-disturbing components
The flue gas of flue gas inspection device forms bumpy flow in the second Room so that the carbon monoxide after the first Room fuel is not sufficiently combusted
And/or nitrogen oxide containing gas carries out spiral vortex type in second Room and fully burns.
Preferably, wherein, structure and the structure of flow-disturbing component in the guide member close to flow-disturbing component match.
The present invention includes at least following beneficial effect：
1st, spiral vortex type boiler furnace provided by the invention, by setting multiple flow-disturbing components, is inputted empty by flow-disturbing component
Gas and the imperfect combustion flue gas in discharge burner hearth direction are relative to each other, and then form bumpy flow at the second heating surface and cause cigarette
Gas fully burns, and not only so that coal energy is fully used, but also greatly reduces carbon monoxide and nitrogen oxides dirt
Contaminate the discharge of thing；
2nd, spiral vortex type boiler furnace provided by the invention, due to by flue gas inspection device to the flue gas after fuel combustion into
Row monitors at any time, and then controls the entrance of air stream, accurate to control eddy current type burning, avoids the waste of energy sources；
3rd, spiral vortex type boiler furnace provided by the invention, since air stream is imported flow-disturbing component by guide member, leads
The structure design of component and matching for flow-disturbing component are flowed, accurate import forms bumpy flow, improve the efficiency of combustion of flue gas, carry
The high utilization rate of energy；
4th, spiral vortex type boiler furnace provided by the invention, due to setting the 3rd heating surface, by fuel combustion space with not filling
The space that the flue gas that the fuel of divided combustion produces further burns is split, and bumpy flow is produced in second Room so that vortex
The intensity enhancing of stream, flue gas can fully burn in second Room, while energy can further be utilized in second Room；
5th, spiral vortex type boiler furnace provided by the invention, by control device control when pollution gas concentration is too big, for cigarette
The air that gas further burns enters second Room and forms bumpy flow, is fully burnt, is precisely controlled, and saves the energy, improves energy
Measure utilization rate.
Brief description of the drawings
Fig. 1 is the structure diagram of spiral vortex type boiler in one embodiment of the present of invention；
Fig. 2 is the structure diagram of spiral vortex type boiler furnace in one embodiment of the present of invention；
Fig. 3 is the structure diagram of second Room in spiral vortex type boiler furnace in an alternative embodiment of the invention；
Fig. 4 is that the second Room of spiral vortex type boiler furnace in one embodiment of the present of invention forms the structural representation of bumpy flow
Figure.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to specification text
Word can be implemented according to this.
Fig. 1 shows the boiler with spiral vortex type boiler furnace of the present invention, including：Spiral vortex type burner hearth 1 of the present invention；Flue gas is defeated
Go out pipeline 2；Combustor 3；Air inlet duct road 4；Babinet 5, its built-in pressure switch and pressure gauge；Domestic hot-water's input and output fill
6 are put, it includes input channel and output channel；Heating water input/output unit 7, it includes water supply line and water return pipeline；It is negative
Press vacuum chamber 8；Condenser 9, it includes water inlet 900 and water outlet 910；Vacuum pumping hardware 10 and puncture type safety valve
11。
Fig. 2 shows spiral vortex type boiler furnace 1 of the present invention, specifically includes：
Hearth wall 100；
The first heating surface 110 and the second heating surface 120 of burner hearth are formed by the hearth wall；
Wherein, first heating surface 110 defines multiple entrances 111；And provide fuel combustion air and fuel from
The entrance 111 enters in the burner hearth；Second heating surface 120 defines multiple flow-disturbing components 121, the flow-disturbing component
121 have outside diameter and an internal diameter less than outside diameter, and provide air that flue gas further burns from the multiple flow-disturbing component 121 into
Enter burner hearth 1 direction and fuel combustion after the direction of flue gas discharge burner hearth that produces toward each other with heated close to described second
Bumpy flow is formed at face 120；
Flue gas inspection device 130, it is arranged between 110 and second heating surface 120 of the first heating surface, and close to institute
The second heating surface 120 is stated, the flue gas inspection device 130 is detected the flue gas produced after fuel combustion, works as flue gas inspection
When the carbonomonoxide concentration and/or the concentration of nitrogen oxides that device 130 detects are less than given threshold, there is provided flue gas further fires
The air of burning is configured as stopping entering in burner hearth from multiple flow-disturbing components 121；When the oxygen that flue gas inspection device 130 detects
When changing the concentration of concentration of carbon and/or nitrogen oxides and being more than given threshold, there is provided the air that flue gas further burns be configured as from
Multiple flow-disturbing components 121 enter in burner hearth 1 with the flue gas by flue gas inspection device 130 close to second heating surface 120
Place forms bumpy flow, carries out spiral vortex type and fully burns.
Burner hearth 1 burns wherein for fuel, and fuel can be gas, liquid and solid, and gaseous fuel can be day
Either natural gas combination liquid fuel can be that either gasoline solid fuel can be coal or other coals to kerosene to right gas.
In wherein a kind of embodiment, guide member 140 is provided with second heating surface 120, its be configured in
The flow-disturbing component coordinates by air introduce and is entered by the flow-disturbing component 121 in the burner hearth 1.
In wherein a kind of embodiment, further include：Control device 150, it connects with 130 signal of flue gas inspection device
Connect, and the control device 150 is connected with power valve 151, the control of power valve 151 provides what flue gas further burnt
Air stream enters in burner hearth 1, the given threshold is stored in the control device 150, by receiving the flue gas inspection
The concentration value that device 130 detects controls the open and close of power valve 151 with given threshold more afterwards.
In wherein a kind of embodiment, further include：3rd heating surface 160, the 3rd heating surface 160 are located at described first
Between 110 and second heating surface 120 of heating surface, the 3rd heating surface 160 and the first heating surface 110 form the first Room 170, institute
State the 3rd heating surface 160 and the second heating surface 120 forms second Room 180, it is heated that the flue gas inspection device 130 is arranged on the 3rd
On face, the 3rd heating surface 160 is provided with air-flow through hole 161.Burnt respectively to fuel by two Room and flue gas carries out
Burning, zonal control, energy focus utilization, the heat after the burning of generation can also be utilized respectively, and improve the utilization of energy
Rate, improves efficiency of combustion, and the volume of the first Room of setting is more than the volume of second Room so that big combustion is provided for fuel combustion
Space is burnt, air atmosphere is abundant, and burning is abundant, the carbon monoxide of generation, and nitrogen oxides pollution thing reduces.
In wherein a kind of embodiment, the second Room is provided with igniter 190, it is electrically connected with control device 150,
When the carbonomonoxide concentration and/or the concentration of nitrogen oxides that flue gas inspection device 130 detects are more than given threshold, control dress
150 control igniters are put to light a fire, there is provided the air that flue gas further burns be configured as from multiple flow-disturbing components 121 into
Enter in burner hearth 1 and form bumpy flow in the second Room 180 with the flue gas by flue gas inspection device so that 170 fuel of the first Room
Carbon monoxide and/or nitrogen oxide containing gas after not sufficiently combusted carry out spiral vortex type in second Room 180 and fully burn.
Wherein, flow-disturbing component is with truncated conical configuration or columnar structured, as shown in figure 3, flow-disturbing component is
The opening of truncated conical configuration, as shown in figure 4, flow-disturbing component is columnar structured opening, the open amount of flow-disturbing component
The entry number limited more than the first heating surface, you can entered with the air of the volume of biggers more more than fuel in burner hearth, passed through
The outside diameter truncated conical configuration bigger than internal diameter or columnar structured entrance enter in burner hearth so that air has higher
Momentum into burner hearth and relative direction and the flue gas that comes produces strong bumpy flow.
Flue gas inspection device can be the comprehensive pollution gas for integrating carbonmonoxide detector and nitrogen oxides detector
Body detection device, or single carbonmonoxide detector and nitrogen oxides detector to polluted gas in flue gas respectively into
Row detection, flue gas inspection device are connected with control device signal, the carbon monoxide gas concentration detected to control device transmission
With oxides of nitrogen gas concentration, given threshold, and the gas that will be received from flue gas inspection device are prestored in control device
Concentration value is compared with given threshold, when carbon monoxide gas concentration value is more than carbonomonoxide concentration given threshold, or nitrogen
When oxide gas concentration value is more than oxides of nitrogen gas concentration given threshold, set on control device control guide member dynamic
Power valve is opened, there is provided the air stream that flue gas further burns is entered in burner hearth by guide member from top, after fuel combustion
The flue gas of generation collides to form bumpy flow so that flue gas further carries out spiral vortex type combustion from lower part with entering the air stream in burner hearth
Burn, greatly reduce the discharge of carbon monoxide and nitrogen oxides pollution thing；When carbon monoxide gas concentration value is less than carbon monoxide
Concentration given threshold, or when oxides of nitrogen gas concentration value is less than oxides of nitrogen gas concentration given threshold, control device control
The power valve that is set on guide member processed is closed, there is provided the air stream that flue gas further burns stops by guide member from upper
Portion enters in burner hearth, accurate to control eddy current type burning, avoids the waste of energy sources.
Wherein, given threshold, can be minimum according to newest national carbon monoxide or nitrogen oxides pollution thing to be manually set
Discharge standard is set, the discharge standard set less than national minimum discharge standard that can also be required according to user.
As shown in figure 3, show the rotation that the flue gas after providing the air stream further burnt of flue gas and fuel combustion is formed
Vortex, wherein, spiral vortex type burner hearth can also include the 3rd heating surface, but be not essential, when being provided with three heating surfaces, combustion
Expect the first Indoor Combustion formed in the 3rd heating surface and the first heating surface, the flue gas produced after burning passes through on the 3rd heating surface
The air-flow through hole of setting enters the 3rd heating surface and the second heating surface and forms second Room, and direction is from bottom to up, there is provided flue gas is into one
The air of step burning is configured as entering second Room and Gas phase Smoke pair by the second heating surface from top to bottom from multiple flow-disturbing components
Form bumpy flow fully to be burnt, wherein setting igniter in the second chamber, burn for flue gas in second Room and igniting is provided；
Set by subregion, improve control Precision management, energy pooled applications, improve the efficiency of burning；When being not provided with the 3rd
During heating surface, fuel burns between the first heating surface and the second heating surface, and the gas of generation diffuses up naturally, there is provided
The air that flue gas further burns be configured as from multiple flow-disturbing components from top to bottom by the second heating surface enter second Room with
Gas phase Smoke is fully burnt to forming bumpy flow.
As Fig. 4 shows another form structure of multiple flow-disturbing components, flow-disturbing component is columnar structured, the end of cylinder
End, opening is provided with the second heating surface surface, and the cylinder end away from the second heating surface is provided with through hole, when flow-disturbing structure
Part for this structure when, the structure in guide member close to flow-disturbing component is also equipped with the columnar structured of through hole, can will provide cigarette
The air that gas further burns, accurately by the flow-disturbing component of same structure, is not reduced the kinetic energy of air, made by guide member
Air there is big momentum by flow-disturbing component to enter in burner hearth form the larger bumpy flow of intensity with flue gas so that flue gas into
Row fully burning.
As described above, the present invention by setting multiple flow-disturbing components, passes through flow-disturbing component input air and discharge burner hearth side
To imperfect combustion flue gas it is relative to each other, and then at the second heating surface formed bumpy flow flue gas is fully burnt, no
Only so that coal energy is fully used, and the discharge of carbon monoxide and nitrogen oxides pollution thing is greatly reduced, led to
Cross flue gas inspection device to monitor the flue gas after fuel combustion at any time, and then control the entrance of air stream, accurately control whirlpool
Streaming is burnt, and avoids the waste of energy sources.
Although embodiment of the present invention is disclosed as above, it is not restricted in specification and embodiment listed
With it can be applied to various suitable the field of the invention completely, can be easily for those skilled in the art
Realize other modification, therefore under the universal limited without departing substantially from claim and equivalency range, it is of the invention and unlimited
In specific details and shown here as the legend with description.
Claims (9)
- A kind of 1. spiral vortex type boiler furnace, it is characterised in that including：Hearth wall；The first heating surface and the second heating surface of burner hearth are formed by the hearth wall；Wherein, first heating surface defines multiple entrances；And provide fuel combustion air and fuel from the entrance into Enter in the burner hearth；Second heating surface defines multiple flow-disturbing components, and the flow-disturbing component has outside diameter and less than outside diameter Internal diameter, and provide after the air that further burns of flue gas enters direction and the fuel combustion of burner hearth from the multiple flow-disturbing component The direction of the flue gas discharge burner hearth of generation is toward each other with the formation bumpy flow at second heating surface；Flue gas inspection device, it is arranged between first heating surface and the second heating surface, and close second heating surface, The flue gas inspection device is detected the flue gas produced after fuel combustion, when flue gas inspection device detects an oxygen in flue gas When the concentration of change concentration of carbon and/or nitrogen oxides is less than given threshold, there is provided the air that flue gas further burns is configured as stopping Only enter from multiple flow-disturbing components in burner hearth；When flue gas inspection device detects carbonomonoxide concentration and/or nitrogen oxidation in flue gas When the concentration of thing is more than given threshold, there is provided the air that flue gas further burns is configured as entering burner hearth from multiple flow-disturbing components The interior flue gas with by flue gas inspection device is forming bumpy flow at second heating surface, carries out spiral vortex type and fully fires Burn.
- 2. spiral vortex type boiler furnace as claimed in claim 1, it is characterised in that be provided with guiding structure at second heating surface Part, it is configured in coordinate by air introduce with the flow-disturbing component is entered in the burner hearth by the flow-disturbing component.
- 3. spiral vortex type boiler furnace as claimed in claim 1, it is characterised in that further include：Control device, itself and the flue gas Detection device signal connects, and the control device is connected with power valve, and it is further that the power Valve controlling provides flue gas The air of burning enters in burner hearth, the given threshold is stored in the control device, by receiving the flue gas inspection Device detects that concentration value and given threshold in flue gas control the open and close of power valve more afterwards.
- 4. spiral vortex type boiler furnace as claimed in claim 1, it is characterised in that the flow-disturbing component has conical butt knot Structure is columnar structured.
- 5. spiral vortex type boiler furnace as claimed in claim 1, it is characterised in that the flow-disturbing component is multiple openings, and institute The quantity for stating opening is more than the quantity of the entrance.
- 6. spiral vortex type boiler furnace as claimed in claim 1, it is characterised in that further include：3rd heating surface, the described 3rd by Between first heating surface and the second heating surface, the 3rd heating surface and the first heating surface form the first Room in hot face, 3rd heating surface and the second heating surface form second Room, and the flue gas inspection device is arranged on the 3rd heating surface, described 3rd heating surface is provided with air-flow through hole.
- 7. spiral vortex type boiler furnace as claimed in claim 6, it is characterised in that the volume of first Room is more than described second The volume of room.
- 8. spiral vortex type boiler furnace as claimed in claim 6, it is characterised in that the second Room is provided with igniter, its It is electrically connected with control device, when flue gas inspection device detects that carbonomonoxide concentration and/or the concentration of nitrogen oxides are big in flue gas When given threshold, control device control igniter light a fire, there is provided the air that flue gas further burns be configured as from Multiple flow-disturbing components enter in burner hearth forms bumpy flow with the flue gas by flue gas inspection device in the second Room so that first Carbon monoxide and/or nitrogen oxide containing gas after room fuel is not sufficiently combusted carry out spiral vortex type in second Room and fully burn.
- 9. spiral vortex type boiler furnace as claimed in claim 2, it is characterised in that close to flow-disturbing component in the guide member Structure and the structure of flow-disturbing component match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711300836.3A CN108019741A (en) | 2017-12-10 | 2017-12-10 | Spiral vortex type boiler furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711300836.3A CN108019741A (en) | 2017-12-10 | 2017-12-10 | Spiral vortex type boiler furnace |
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| Publication Number | Publication Date |
|---|---|
| CN108019741A true CN108019741A (en) | 2018-05-11 |
Family
ID=62073217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711300836.3A Pending CN108019741A (en) | 2017-12-10 | 2017-12-10 | Spiral vortex type boiler furnace |
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| Country | Link |
|---|---|
| CN (1) | CN108019741A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1209521A (en) * | 1997-08-25 | 1999-03-03 | Abb研究有限公司 | Burner for heat generator |
| CN2413175Y (en) * | 1999-11-09 | 2001-01-03 | 熊天渝 | Cyclone gas combustion chamber and fire-tube boiler with the same |
| CN105164471A (en) * | 2013-03-13 | 2015-12-16 | 工业涡轮（英国）有限公司 | Lean azimuthal flame combustor |
| CN105387458A (en) * | 2015-12-04 | 2016-03-09 | 重庆川然节能技术有限公司 | System and method for reducing emission of oxynitride of combustion equipment |
| CN105465822A (en) * | 2015-12-09 | 2016-04-06 | 深圳粤通新能源环保技术有限公司 | Boiler automatic control system and method |
-
2017
- 2017-12-10 CN CN201711300836.3A patent/CN108019741A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1209521A (en) * | 1997-08-25 | 1999-03-03 | Abb研究有限公司 | Burner for heat generator |
| CN2413175Y (en) * | 1999-11-09 | 2001-01-03 | 熊天渝 | Cyclone gas combustion chamber and fire-tube boiler with the same |
| CN105164471A (en) * | 2013-03-13 | 2015-12-16 | 工业涡轮（英国）有限公司 | Lean azimuthal flame combustor |
| CN105387458A (en) * | 2015-12-04 | 2016-03-09 | 重庆川然节能技术有限公司 | System and method for reducing emission of oxynitride of combustion equipment |
| CN105465822A (en) * | 2015-12-09 | 2016-04-06 | 深圳粤通新能源环保技术有限公司 | Boiler automatic control system and method |
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Application publication date: 20180511 |
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