CN203837013U - Automatic boiler feeding adjustment device for steam electric power equipment - Google Patents
Automatic boiler feeding adjustment device for steam electric power equipment Download PDFInfo
- Publication number
- CN203837013U CN203837013U CN201420130523.3U CN201420130523U CN203837013U CN 203837013 U CN203837013 U CN 203837013U CN 201420130523 U CN201420130523 U CN 201420130523U CN 203837013 U CN203837013 U CN 203837013U
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- steam
- boiler
- burner hearth
- steam turbine
- adjustment device
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Abstract
The utility model relates to an automatic boiler feeding adjustment device for steam electric power equipment. The automatic boiler feeding adjustment device comprises a steam boiler, a generator and a steam turbine for driving the generator, wherein the steam boiler comprises a hearth and a boiler barrel; the boiler barrel is connected with a steam conveying pipe. The automatic boiler feeding adjustment device is characterized in that the outlet of the steam conveying pipe is connected with the steam inlet of the steam turbine, the exhaust opening of the steam turbine is connected with the boiler barrel through a steam return pipe, a feed opening is formed beside the hearth, a horizontal auger transport mechanism for autonomously transporting coal materials into the hearth is arranged on the feed opening and driven by a driving motor; an impeller on the steam turbine is provided with a speed sensor, the speed sensor is electrically connected with the input terminal of an industrial computer, and the driving motor is electrically connected with the output terminal of the industrial computer through a frequency converter. The automatic boiler feeding adjustment device is simple in structure and convenient to control and operate, and can utilize the rotational speed of the impeller to automatically adjust the amount of steam supplied to a boiler, thereby realizing the self-adaptive adjustment function.
Description
Technical field
The utility model relates to the boiler feeds self-checking device that a kind of steam generating equipment is used, and is applied to boiler power generation operation.
Background technology
Existing boiler major part is in order to produce steam, with meet heat in requisition for etc., also have steam in order to generating simultaneously; And at present in order to the boiler plant of generating, in the cohesive process with TRT, often structure is more fixing, cannot effectively according to power generation needs, regulate Boiler Steam output in real time, cause equipment working effect not good; In addition, existing equipment, in steam reflux course, there will be the perturbation action to electric generating set rotor, and impact generating effect.Therefore, for the problems referred to above, be the object of the utility model research.
Utility model content
In view of the deficiencies in the prior art, the boiler feeds self-checking device that the utility model provides a kind of steam generating equipment to use, when contributing to solve existing boiler applications in power field, structure is fixed, cannot, according to problems such as power generation needs self-adjusting steam supplys, can also solve the impeller occurring in existing steam reflux course and be subject to perturbed problem.
The technical solution of the utility model is:
The boiler feeds self-checking device that a kind of steam generating equipment is used, comprise steam boiler, generator and for driving the steam turbine of generator, described steam boiler comprises burner hearth and drum, on described drum, be connected with a steam pipeline, it is characterized in that: the outlet of described steam pipeline is connected with the air inlet of steam turbine, the exhaust outlet of described steam turbine is connected with drum through steam return duct, described burner hearth side is provided with a charging aperture, described charging aperture is provided with one in order to coal charge is independently delivered to the horizontal auger connecting gear in burner hearth, described horizontal auger connecting gear is driven by a drive motors, the impeller of described steam turbine is provided with a velocity sensor, described velocity sensor is connected with the inlet circuit of an industrial computer, described drive motors is connected with the circuit of output terminal of industrial computer through a frequency converter.
Described boiler side is also provided with a coal bunker, the input UNICOM of the feed opening of described coal bunker and horizontal auger connecting gear, the output of described horizontal auger connecting gear is connected with an inclination conduit, described inclination conduit and charging aperture UNICOM, rely on deadweight to drop in burner hearth in order to coal charge after by inclination conduit.
Described burner hearth side is also provided with a natural gas supply pipe, and described natural gas supply pipe is provided with an automatically controlled flow control valve, and described automatically controlled flow control valve is connected with the circuit of output terminal of industrial computer.
Described steam return duct is provided with the check valve of a control air flow direction, and the flow direction of described check valve is towards steam boiler.
The utility model has the advantage of: the utility model is simple in structure, it is convenient to control, and can utilize wheel speed automatically to regulate the steam supply of boiler, thereby the self adaptation of implement device is adjusted function.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment.
The specific embodiment
For above-mentioned feature and advantage of the present utility model can be become apparent, special embodiment below, and coordinate accompanying drawing, be described in detail below.
With reference to figure 1, the utility model relates to the boiler feeds self-checking device that a kind of steam generating equipment is used, comprise steam boiler 1, generator 2 and for driving the steam turbine 4 of generator, described steam boiler comprises burner hearth 1-1 and drum 1-2, on described drum, be connected with a steam pipeline 5, it is characterized in that: the outlet of described steam pipeline is connected with the air inlet of steam turbine, the exhaust outlet of described steam turbine 4 is connected with drum 1-2 through steam return duct 6, described burner hearth side is provided with a charging aperture, described charging aperture is provided with one in order to coal charge is independently delivered to the horizontal auger connecting gear in burner hearth, described horizontal auger connecting gear is driven by a drive motors, the impeller 3 of described steam turbine 4 is provided with a velocity sensor 10, described velocity sensor is connected with the inlet circuit of an industrial computer, described drive motors 9 is connected with the circuit of output terminal of industrial computer through a frequency converter.
During work, steam turbine is introduced steam, and impacts impeller, makes wheel rotation, and then drives generator work.
Above-mentioned burner hearth 1-1 side is provided with a charging aperture 7, and described charging aperture is provided with one in order to coal charge is independently delivered to the horizontal auger connecting gear 8 in burner hearth, and described horizontal auger connecting gear is driven by a drive motors 9.
Above-mentioned impeller 3 is provided with a velocity sensor 10, and described velocity sensor 10 is connected with the inlet circuit of an industrial computer 11, and described motor 9 is connected with the circuit of output terminal of industrial computer 11 through a frequency converter 12.Negotiation speed sensor Real-Time Monitoring wheel speed, and compare setting threshold value in this rotating speed and industrial computer, when finding that rotating speed is too low and cannot meet power generation needs, can regulate motor accelerated service by industrial computer, frequency converter, and then make the horizontal auger connecting gear can be to the more chargings of burner hearth; And when rotating speed is too fast, also can turn down charging rate, thereby realize autonomous feeding, regulate.
In order to better meet above-mentioned charging demand, at above-mentioned boiler side, be also provided with a coal bunker 17, the input UNICOM of the feed opening of described coal bunker and horizontal auger connecting gear 8, the output of described horizontal auger connecting gear 8 is connected with an inclination conduit 13, described inclination conduit 13 and charging aperture 7 UNICOMs, rely on deadweight to drop in burner hearth in order to coal charge after by inclination conduit.
In order to meet the environmental requirement of boiler zones of different, can also be provided with a natural gas supply pipe 14 at above-mentioned burner hearth side, by combustion of natural gas, come heating barrel, described natural gas supply pipe 14 is provided with an automatically controlled flow control valve 15, described automatically controlled flow control valve 15 is connected with the circuit of output terminal of industrial computer 11, utilize signals of rotational speed sensor to drive the real-time adjust flux control valve of industrial computer, make it in burner hearth, supply the different gas quantities that need.
Above-mentioned steam return duct 6 is provided with the check valve 16 of a control air flow direction, the flow direction of described check valve is towards steam boiler, by check valve, arrange, the steam that prevents steam boiler blows back into impeller and affects rotor rotation, can also in time the steam of working water in steam return duct be sent back to steam boiler simultaneously, reduce the wasting of resources, energy-saving and emission-reduction.
Claims (4)
1. the boiler feeds self-checking device that steam generating equipment is used, comprise steam boiler, generator and for driving the steam turbine of generator, described steam boiler comprises burner hearth and drum, on described drum, be connected with a steam pipeline, it is characterized in that: the outlet of described steam pipeline is connected with the air inlet of steam turbine, the exhaust outlet of described steam turbine is connected with drum through steam return duct, described burner hearth side is provided with a charging aperture, described charging aperture is provided with one in order to coal charge is independently delivered to the horizontal auger connecting gear in burner hearth, described horizontal auger connecting gear is driven by a drive motors, the impeller of described steam turbine is provided with a velocity sensor, described velocity sensor is connected with the inlet circuit of an industrial computer, described drive motors is connected with the circuit of output terminal of industrial computer through a frequency converter.
2. the boiler feeds self-checking device that a kind of steam generating equipment according to claim 1 is used, it is characterized in that: described boiler side is also provided with a coal bunker, the input UNICOM of the feed opening of described coal bunker and horizontal auger connecting gear, the output of described horizontal auger connecting gear is connected with an inclination conduit, described inclination conduit and charging aperture UNICOM, rely on deadweight to drop in burner hearth in order to coal charge after by inclination conduit.
3. the boiler feeds self-checking device that a kind of steam generating equipment according to claim 1 is used, it is characterized in that: described burner hearth side is also provided with a natural gas supply pipe, described natural gas supply pipe is provided with an automatically controlled flow control valve, and described automatically controlled flow control valve is connected with the circuit of output terminal of industrial computer.
4. the boiler feeds self-checking device that a kind of steam generating equipment according to claim 1 is used, is characterized in that: described steam return duct is provided with the check valve of a control air flow direction, and the flow direction of described check valve is towards steam boiler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420130523.3U CN203837013U (en) | 2014-03-22 | 2014-03-22 | Automatic boiler feeding adjustment device for steam electric power equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420130523.3U CN203837013U (en) | 2014-03-22 | 2014-03-22 | Automatic boiler feeding adjustment device for steam electric power equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203837013U true CN203837013U (en) | 2014-09-17 |
Family
ID=51514845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420130523.3U Expired - Fee Related CN203837013U (en) | 2014-03-22 | 2014-03-22 | Automatic boiler feeding adjustment device for steam electric power equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203837013U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103836640A (en) * | 2014-03-22 | 2014-06-04 | 林启东 | Boiler feeding automatic adjusting device for steam power generation equipment |
| CN114198768A (en) * | 2021-12-13 | 2022-03-18 | 无锡翔龙环球科技股份有限公司 | Flue type waste heat recycling device |
-
2014
- 2014-03-22 CN CN201420130523.3U patent/CN203837013U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103836640A (en) * | 2014-03-22 | 2014-06-04 | 林启东 | Boiler feeding automatic adjusting device for steam power generation equipment |
| CN103836640B (en) * | 2014-03-22 | 2016-04-20 | 林启东 | The boiler feeds self-checking device of steam generating equipment |
| CN114198768A (en) * | 2021-12-13 | 2022-03-18 | 无锡翔龙环球科技股份有限公司 | Flue type waste heat recycling device |
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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 |
Granted publication date: 20140917 Termination date: 20150322 |
|
| EXPY | Termination of patent right or utility model |