CN205447812U - Accurate flow control combustion system - Google Patents
Accurate flow control combustion system Download PDFInfo
- Publication number
- CN205447812U CN205447812U CN201521137445.0U CN201521137445U CN205447812U CN 205447812 U CN205447812 U CN 205447812U CN 201521137445 U CN201521137445 U CN 201521137445U CN 205447812 U CN205447812 U CN 205447812U
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- China
- Prior art keywords
- air
- butterfly valve
- gas
- electric butterfly
- meter
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Abstract
The utility model discloses an accurate flow control combustion system, including combustor, air conduit, gas pipeline, gas electric butterfly valve, gas meter, air electric butterfly valve, air mass flow meter and programmable logic controler. Air conduit and gas pipeline are connected respectively to the combustor, gas electric butterfly valve and gas meter all install in the gas pipeline, air electric butterfly valve and air mass flow meter all install in air conduit. Programmable logic controler connects respectively the traffic signal of gas meter and air mass flow meter transmission is received to gas meter and air mass flow meter, programmable logic controler connects respectively gas electric butterfly valve and air electric butterfly valve are according to traffic signal control gas electric butterfly valve and air electric butterfly valve. The utility model provides the high adjustable scope of air gas proportion makes air and gas keep certain flow to compare simultaneously, saves a large amount of manual debugging operations and manpower and materials.
Description
Technical field
This utility model relates to combustion system, particularly relates to a kind of Accurate Data Flow Control combustion system.
Background technology
For safe combustion and the purpose of energy-saving and emission-reduction, industrial combustion system need to accurately regulate and control the ratio of air and combustion gas mixing.If AIR Proportional is too high, then can take away amount of heat in burner hearth, cause energy waste；If AIR Proportional is too low, then can not fully burn, while the waste energy, easily cause combustor damage.In correlation technique, general employing two ways carries out air fuel gas proportion adjustment, and a kind of is that air electric butterfly valve controls the flow of air and combustion gas by connecting rod simultaneously, and another kind is that air-fuel ratio valve regulates air fuel gas ratio jointly with air-fuel ratio valve.But inventor finds, electric butterfly valve, air-fuel ratio valve the linearity the highest, the air fuel gas ratio of a position can only be regulated and controled, be difficult to instant regulation and control air fuel gas output flow, change air fuel gas ratio to adapt to different demands.
Utility model content
For the problems referred to above, the purpose of this utility model is to provide a kind of Accurate Data Flow Control combustion system, solve electric butterfly valve, air-fuel ratio valve the linearity the highest, be difficult to instant regulation and control air fuel gas output flow, change air fuel gas ratio to adapt to the technical problem of different demands.
For solving above-mentioned technical problem, the technical solution adopted in the utility model is, a kind of Accurate Data Flow Control combustion system, including burner, air line, gas pipeline, combustion gas electric butterfly valve, gas meter, air electric butterfly valve, mass air flow sensor and programmable logic controller (PLC).
Described burner connects air line and gas pipeline respectively, and described combustion gas electric butterfly valve and gas meter are all installed on described gas pipeline, and described air electric butterfly valve and mass air flow sensor are all installed on described air line.Described programmable logic controller (PLC) connects described gas meter and mass air flow sensor respectively, receive gas meter and the flow signal of mass air flow sensor transmission, described programmable logic controller (PLC) connects described combustion gas electric butterfly valve and air electric butterfly valve respectively, controls combustion gas electric butterfly valve and air electric butterfly valve according to flow signal.
As preferably, described programmable logic controller (PLC) connects has furnace temperature humidostat, for operator's regulating stove bore temperature.
As preferably, described air line connects aerator.
As preferably, described gas pipeline being provided with combustion gas mass flow meters, combustion gas first flows through combustion gas mass flow meters, passes through combustion gas electric butterfly valve, gas meter.
As preferably, after described mass air flow sensor is installed on air electric butterfly valve, air first passes through mass air flow sensor, then through air electric butterfly valve.
As preferably, after described gas meter is installed on air electric butterfly valve, combustion gas first passes through gas meter, then through combustion gas electric butterfly valve.
As preferably, described burner connects a pressure transformer, and described some pressure transformer connects has igniter burner, described igniter burner to be respectively communicated with air line and gas pipeline.
This utility model improves the adjustable scope of air fuel gas ratio to greatest extent by arranging combustion gas electric butterfly valve and air electric butterfly valve, make air and combustion gas keep certain flow-rate ratio in the combustion range of burner at any time simultaneously, be allowed to clean-burning ensure simultaneously safe and reliable.It addition, this utility model have employed programmable logic controller (PLC), save a large amount of manual debugging operations and manpower and materials.
Accompanying drawing explanation
Utilize accompanying drawing that utility model is described further, but the embodiment in accompanying drawing does not constitute any restriction of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to the following drawings.
Fig. 1 is structural representation of the present utility model.
Reference: 1, combustion gas mass flow meters, 2, aerator, 3, furnace temperature humidostat, 4, programmable logic controller (PLC), 5, gas meter, 6, mass air flow sensor, 7, combustion gas electric butterfly valve, 8, air electric butterfly valve, 9, burner, 10, ignition transformer, 11, igniter burner.
Detailed description of the invention
With the following Examples this utility model is further described.
A kind of Accurate Data Flow Control combustion system, including burner 9, air line, gas pipeline, combustion gas electric butterfly valve 7, gas meter 5, air electric butterfly valve 8, mass air flow sensor 6 and programmable logic controller (PLC) 4.
Described burner 9 connects air line and gas pipeline respectively, described combustion gas electric butterfly valve 7 and gas meter 5 are all installed on described gas pipeline, after described gas meter 5 is installed on air electric butterfly valve 8, combustion gas first passes through gas meter 5, then through combustion gas electric butterfly valve 7.Described air electric butterfly valve 8 and mass air flow sensor 6 are all installed on described air line, and after described mass air flow sensor 6 is installed on air electric butterfly valve 8, air first passes through mass air flow sensor 6, then through air electric butterfly valve 8.Air electric butterfly valve 8 and combustion gas electric butterfly valve 7 control air and the flow of combustion gas respectively, improve air fuel gas ratio controllable scope to greatest extent, to adapt to different demands.Additionally air and combustion gas keep certain flow-rate ratio in the combustion range of burner 9 at any time, are allowed to the most fully burn.
Described programmable logic controller (PLC) 4 connects described gas meter 5 and mass air flow sensor 6 respectively, receive gas meter 5 and the flow signal of mass air flow sensor 6 transmission, described programmable logic controller (PLC) 4 connects described combustion gas electric butterfly valve 7 and air electric butterfly valve 8 respectively, change according to flow signal controls combustion gas electric butterfly valve 7 and air electric butterfly valve 8, regulation air, gas flow, reduce a large amount of manual debugging operations, use manpower and material resources sparingly, thus reduce cost.Owing to employing gas meter 5 and mass air flow sensor 6, the regulation of air, gas flow is the most accurate.Described programmable logic controller (PLC) 4 connects has furnace temperature humidostat 3, for operator's regulating stove bore temperature, to meet demand.
In being embodied as, described air line connection aerator 2.
In being embodied as, described burner 9 connects a pressure transformer 10, and described some pressure transformer 10 connects has igniter burner 11, described igniter burner 11 to be respectively communicated with air line and gas pipeline.
It was verified that combustion gas saving rate of the present utility model is in correlation technique the 5% of two kinds of air fuel gas proportion adjustment modes.
Finally should be noted that; above example is only in order to illustrate the technical solution of the utility model; rather than the restriction to this utility model protection domain; although having made to explain to this utility model with reference to preferred embodiment; it will be understood by those within the art that; the technical solution of the utility model can be modified or equivalent, without deviating from the spirit and scope of the invention technical scheme.
Claims (7)
1. an Accurate Data Flow Control combustion system, including burner, air line, gas pipeline, it is characterised in that also include combustion gas electric butterfly valve, gas meter, air electric butterfly valve, mass air flow sensor and programmable logic controller (PLC)；Described burner connects air line and gas pipeline respectively, and described combustion gas electric butterfly valve and gas meter are all installed on described gas pipeline, and described air electric butterfly valve and mass air flow sensor are all installed on described air line；Described programmable logic controller (PLC) connects described gas meter and mass air flow sensor respectively, receive gas meter and the flow signal of mass air flow sensor transmission, described programmable logic controller (PLC) connects described combustion gas electric butterfly valve and air electric butterfly valve respectively, controls combustion gas electric butterfly valve and air electric butterfly valve according to flow signal.
A kind of Accurate Data Flow Control combustion system, it is characterised in that described programmable logic controller (PLC) connects has furnace temperature humidostat, for operator's regulating stove bore temperature.
A kind of Accurate Data Flow Control combustion system, it is characterised in that described air line connection aerator.
A kind of Accurate Data Flow Control combustion system, it is characterised in that being provided with combustion gas mass flow meters on described gas pipeline, combustion gas first flows through combustion gas mass flow meters, passes through combustion gas electric butterfly valve, gas meter.
A kind of Accurate Data Flow Control combustion system, it is characterised in that after described mass air flow sensor is installed on air electric butterfly valve, air first passes through mass air flow sensor, then through air electric butterfly valve.
A kind of Accurate Data Flow Control combustion system, it is characterised in that after described gas meter is installed on air electric butterfly valve, combustion gas first passes through gas meter, then through combustion gas electric butterfly valve.
The most according to claim 1, a kind of Accurate Data Flow Control combustion system, it is characterised in that described burner connects a pressure transformer, described some pressure transformer connects has igniter burner, described igniter burner to be respectively communicated with air line and gas pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521137445.0U CN205447812U (en) | 2015-12-30 | 2015-12-30 | Accurate flow control combustion system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521137445.0U CN205447812U (en) | 2015-12-30 | 2015-12-30 | Accurate flow control combustion system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205447812U true CN205447812U (en) | 2016-08-10 |
Family
ID=56601776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521137445.0U Expired - Fee Related CN205447812U (en) | 2015-12-30 | 2015-12-30 | Accurate flow control combustion system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205447812U (en) |
-
2015
- 2015-12-30 CN CN201521137445.0U patent/CN205447812U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160810 Termination date: 20161230 |