CN206739252U - Membrane wall list drum marine boiler - Google Patents
Membrane wall list drum marine boiler Download PDFInfo
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- CN206739252U CN206739252U CN201720492183.2U CN201720492183U CN206739252U CN 206739252 U CN206739252 U CN 206739252U CN 201720492183 U CN201720492183 U CN 201720492183U CN 206739252 U CN206739252 U CN 206739252U
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Abstract
The utility model discloses a kind of membrane wall list drum marine boiler, including：Membrane wall burner hearth, membrane wall convection current smoke-box and drum, drum is arranged on the top of membrane wall burner hearth, the top of membrane wall burner hearth sets burner, the bottom of membrane wall burner hearth is connected with the bottom of membrane wall convection current smoke-box, high temperature superheater is disposed with from the bottom to top in membrane wall convection current smoke-box, low temperature superheater, high-temperature economizer, medium temperature economizer, low-level (stack-gas) economizer, flue gas discharge opening is provided with the top of membrane wall convection current smoke-box, the high-temperature flue gas entered in membrane wall convection current smoke-box successively with high temperature superheater, low temperature superheater, high-temperature economizer, medium temperature economizer, discharged after low-level (stack-gas) economizer heat exchange from flue gas discharge opening.The utility model has the advantages that：The installing space of whole boiler plant can be greatly reduced, so as to effectively solve the nervous technical problem of ship installing space, and the heat energy of high-temperature flue gas can be made further to be made full use of.
Description
Technical field
It the utility model is related to marine boiler field, more particularly to membrane wall list drum marine boiler.
Background technology
Traditional membrane wall list drum marine boiler, its structure include：Burner hearth, convection current smoke-box and drum, burner hearth and convection current
Smoke-box horizontal direction arranges and is connected that the side of burner hearth is provided with burner, and drum is arranged on the top of burner hearth, convection current smoke-box
It is interior it is horizontally disposed have high-temperature economizer, medium temperature economizer, a low-level (stack-gas) economizer, the crude oil, gas in burner hearth produce through burner combustion
High-temperature flue gas enter in convection current smoke-box, the high-temperature flue gas horizontal motion in convection current smoke-box successively with high-temperature economizer,
After medium temperature economizer, low-level (stack-gas) economizer heat exchange, then discharged out of convection current smoke-box.
Following defect be present in traditional membrane wall list drum marine boiler：First, required installing space is big, and this is to ship pole
Very high requirement is proposed for limited space.2nd, heat utilization rate is low.
Utility model content
The purpose of this utility model is：Heat utilization rate and the effectively save installing space of energy can be greatly improved by providing one kind
Membrane wall list drum marine boiler.
To achieve the above object, the technical solution adopted in the utility model is：Membrane wall list drum marine boiler, including：
Membrane wall burner hearth, membrane wall convection current smoke-box and drum, drum are arranged on the top of membrane wall burner hearth, the top of membrane wall burner hearth
Burner is set, and the bottom of membrane wall burner hearth is connected with the bottom of membrane wall convection current smoke-box, in membrane wall convection current smoke-box under
It is supreme to be disposed with high temperature superheater, low temperature superheater, high-temperature economizer, medium temperature economizer, low-level (stack-gas) economizer, membrane wall pair
Stream smoke-box at the top of be provided with flue gas discharge opening, the high-temperature flue gas entered in membrane wall convection current smoke-box successively with hyperthermia and superheating
Discharged after device, low temperature superheater, high-temperature economizer, medium temperature economizer, low-level (stack-gas) economizer heat exchange from flue gas discharge opening.
Further, foregoing membrane wall list drum marine boiler, wherein, low-level (stack-gas) economizer, medium temperature economizer, high temperature save
Coal device be sequentially connected it is logical, outside feedwater to low-level (stack-gas) economizer, high-temperature economizer feeds water to drum.
Further, foregoing membrane wall list drum marine boiler, wherein, low temperature superheater is connected with high temperature superheater
Logical, the saturated vapor of drum output, which is supplied to low temperature superheater, high temperature superheater, outwards exports superheated steam.
Further, foregoing membrane wall list drum marine boiler, wherein, the flue gas row at the top of membrane wall convection current smoke-box
Export for connecting chimney.
The utility model has the advantages that：First, burner is arranged on top and the membrane wall convection current smoke-box of membrane wall burner hearth
Interior high temperature superheater, low temperature superheater, high-temperature economizer, medium temperature economizer, low-level (stack-gas) economizer arrange from bottom to top successively, this
Structure can greatly reduce the installing space of whole boiler plant, be asked so as to effectively solve the nervous technology of ship installing space
Topic.2nd, due to being provided with low temperature superheater and high temperature superheater in membrane wall convection current smoke-box, this causes membrane wall burner hearth internal combustion
The heat energy of high-temperature flue gas caused by burning is further made full use of.
Brief description of the drawings
Fig. 1 is the structural representation of membrane wall list drum marine boiler described in the utility model.
Embodiment
The utility model is described in further detail with preferred embodiment below in conjunction with the accompanying drawings.
As shown in figure 1, membrane wall list drum marine boiler, including：Membrane wall burner hearth 1, membrane wall convection current smoke-box 2 and pot
Cylinder 3, drum 3 are arranged on the top of membrane wall burner hearth 1, and the top of membrane wall burner hearth 1 sets burner 4, the bottom of membrane wall burner hearth 1
Portion is connected with the bottom of membrane wall convection current smoke-box 2, and high temperature superheater is disposed with from the bottom to top in membrane wall convection current smoke-box 2
5th, low temperature superheater 6, high-temperature economizer 7, medium temperature economizer 8, low-level (stack-gas) economizer 9, the top of membrane wall convection current smoke-box 2 are provided with
Flue gas discharge opening 10, flue gas discharge opening 10 are used to connect chimney.The high-temperature flue gas entered in membrane wall convection current smoke-box 2 successively with
Discharged after high temperature superheater 5, low temperature superheater 6, high-temperature economizer 7, medium temperature economizer 8, the heat exchange of low-level (stack-gas) economizer 9 from flue gas
Mouth 10 is discharged.In the present embodiment, low-level (stack-gas) economizer 9, medium temperature economizer 8, high-temperature economizer 7 be sequentially connected it is logical, outside feedwater extremely
Low-level (stack-gas) economizer 9, high-temperature economizer 7 feeds water to drum 3, low temperature superheater 6 to be connected with high temperature superheater 5, what drum 3 exported
Saturated vapor supplies to low temperature superheater 6, high temperature superheater 5 and outwards exports superheated steam.
The flue gas flow of membrane wall list drum marine boiler is as follows：After burner 4 is lighted a fire, the crude oil in membrane wall burner hearth 1
High-temperature flue gas caused by gas burning is entered in membrane wall convection current smoke-box 2.The high-temperature flue gas entered in membrane wall convection current smoke-box 2
During flowing up successively with high temperature superheater 5, low temperature superheater 6, high-temperature economizer 7, medium temperature economizer 8, low temperature
Economizer 9 carries out heat exchange, completes the flue gas after heat exchange and is discharged by the flue gas discharge opening 10 at the top of membrane wall convection current smoke-box 2
To chimney, then discharged by chimney.
The carbonated drink flow of membrane wall list drum marine boiler is as follows：Feed water to low-level (stack-gas) economizer 9, low-level (stack-gas) economizer 9 outside
In water sequentially enter medium temperature economizer 8, high-temperature economizer 7, this process reclaimed water is constantly absorbed after the heat of high-temperature flue gas constantly
Heating, hot water supply in high-temperature economizer 7 to drum 3, the saturated vapor in drum 3 are supplied to low temperature superheater 6, low temperature mistake
Steam in hot device 6 is entered back into high temperature superheater 5, during this saturated vapor constantly absorb the heat in high-temperature flue gas and shape
Into superheated steam, high temperature superheater 5 outwards exports superheated steam.
The utility model has the advantage of：First, burner 4 is arranged on top and the membrane wall convection current of membrane wall burner hearth 1
High temperature superheater 5, low temperature superheater 6, high-temperature economizer 7, medium temperature economizer 8, low-level (stack-gas) economizer 9 in smoke-box 2 are successively under
Arrangement, this structure can greatly reduce the installing space of whole boiler plant upwards, tight so as to effectively solve ship installing space
The technical problem opened.2nd, due to being provided with low temperature superheater 6 and high temperature superheater 5 in the membrane wall convection current smoke-box 2, in drum 3
Saturated vapor form superheated steam through low temperature superheater 6 and high temperature superheater 5, this make it that burning produces in membrane wall burner hearth 1
The heat energy of high-temperature flue gas further made full use of.
Claims (4)
1. membrane wall list drum marine boiler, including：Membrane wall burner hearth, membrane wall convection current smoke-box and drum, drum are arranged on
The top of membrane wall burner hearth, it is characterised in that：The top of membrane wall burner hearth sets burner, the bottom of membrane wall burner hearth and membrane type
The bottom of wall convection current smoke-box is connected, and high temperature superheater, cryogenic overheating are disposed with from the bottom to top in membrane wall convection current smoke-box
Device, high-temperature economizer, medium temperature economizer, low-level (stack-gas) economizer, flue gas discharge opening is provided with the top of membrane wall convection current smoke-box, enter
High-temperature flue gas in membrane wall convection current smoke-box saves coal with high temperature superheater, low temperature superheater, high-temperature economizer, medium temperature successively
Discharged after device, low-level (stack-gas) economizer heat exchange from flue gas discharge opening.
2. membrane wall list drum marine boiler according to claim 1, it is characterised in that：Low-level (stack-gas) economizer, medium temperature save coal
Device, high-temperature economizer be sequentially connected it is logical, outside feedwater to low-level (stack-gas) economizer, high-temperature economizer feeds water to drum.
3. membrane wall list drum marine boiler according to claim 2, it is characterised in that：Low temperature superheater and hyperthermia and superheating
Device is connected, and the saturated vapor of drum output, which is supplied to low temperature superheater, high temperature superheater, outwards exports superheated steam.
4. membrane wall list drum marine boiler according to claim 2, it is characterised in that：At the top of membrane wall convection current smoke-box
Flue gas discharge opening is used to connect chimney.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720492183.2U CN206739252U (en) | 2017-05-05 | 2017-05-05 | Membrane wall list drum marine boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720492183.2U CN206739252U (en) | 2017-05-05 | 2017-05-05 | Membrane wall list drum marine boiler |
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| Publication Number | Publication Date |
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| CN206739252U true CN206739252U (en) | 2017-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720492183.2U Active CN206739252U (en) | 2017-05-05 | 2017-05-05 | Membrane wall list drum marine boiler |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106996552A (en) * | 2017-05-05 | 2017-08-01 | 张家港格林沙洲锅炉有限公司 | Membrane wall list drum marine boiler |
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2017
- 2017-05-05 CN CN201720492183.2U patent/CN206739252U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106996552A (en) * | 2017-05-05 | 2017-08-01 | 张家港格林沙洲锅炉有限公司 | Membrane wall list drum marine boiler |
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| CP03 | Change of name, title or address |
Address after: 215600 No. 3 Nanyuan Road, Zhangjiagang Economic Development Zone, Suzhou City, Jiangsu Province Patentee after: Zhangjiagang Hailu Shazhou Technology Co., Ltd. Address before: Suzhou City, Jiangsu province 215600 Zhangjiagang Economic Development Zone (South) South Road No. 3 Zhangjiagang Green bar pot Co. Ltd. Patentee before: Zhangjiagang Greens Shazhou Boiler Co., Ltd. |