CN205940181U - Utilize high temperature flue gas device of natural gas steam raising - Google Patents
Utilize high temperature flue gas device of natural gas steam raising Download PDFInfo
- Publication number
- CN205940181U CN205940181U CN201620886213.3U CN201620886213U CN205940181U CN 205940181 U CN205940181 U CN 205940181U CN 201620886213 U CN201620886213 U CN 201620886213U CN 205940181 U CN205940181 U CN 205940181U
- Authority
- CN
- China
- Prior art keywords
- natural gas
- boiler
- temperature flue
- flue gas
- valve
- Prior art date
- 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.)
- Expired - Fee Related
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The utility model relates to an energy device technical field, concretely relates to utilize high temperature flue gas device of natural gas steam raising, the device include boiler, smelting furnace, natural gas pipe net and PLC controlling means, and natural gas pipe nets including high -temperature flue gas pipeline, air conduit and natural gas pipe way, high -temperature flue gas pipeline one end is connected with the boiler, and the other end is connected with the smelting furnace, the last flue gas tempering valve that is equipped with of high -temperature flue gas pipeline, burner blower is connected to air conduit one end, insufflates the boiler entry after the other end merges with natural gas line, and last natural gas governing valve, natural gas trip valve, natural gas check valve, flowmeter and the manometer of being equipped with in proper order of natural gas line still is equipped with to anger on the pipeline of being connected with the boiler and examines ignition, is equipped with temperature sensor in the furnace of boiler, the utility model discloses the simple structure practicality is strong, and the input cost is low, and heat utilization rate and heating efficiency are high, and the automated control degree is high, and is energy -concerving and environment -protective, is fit for using widely.
Description
Technical field
This utility model belongs to technical field of energy equipment and in particular to a kind of generation using high-temperature flue gas-natural gas is steamed
The device of vapour.
Background technology
The smelting of Copper making industry produces the effective measure that stove maintenance is protection smelting furnace stable operation.During maintenance
Production and the life practicality that steam supplies follow-up Copper making cannot be produced because waste heat boiler is not passed through high-temperature flue gas.So,
Need to produce during a kind of system makes to smelt and produce stove maintenance, boiler for producing steam is still protected, natural gas as
The combustion-supporting gas of Copper making industry, design natural gas applications burns in boiler it is desirable to this system make simply, low cost,
Efficiency high.
Utility model content
The purpose of this utility model is to provide a kind of boiler to utilize combustion of natural gas to produce steam, and passes through high temperature cigarette
Gas is used in combination the device producing steam.
For achieving the above object, this utility model provides following technical scheme：
A kind of utilization high-temperature flue gas-natural gas produces the device of steam, and this device includes boiler 1, smelting furnace 2, natural gas
Pipe network and PLC control device 15, described gas distributing system includes high-temperature flue gas pipeline 4, air line 5 and natural gas line 6,
Described high-temperature flue gas pipeline 4 one end is connected with boiler 1, and the other end is connected with smelting furnace 2, and high-temperature flue gas pipeline 4 is provided with flue gas
Regulating valve 8；Described air line 5 one end connects combustion fan 3, and the other end is blown into boiler 1 and enters after being merged with natural gas line 6
Mouthful, natural gas line 6 is sequentially provided with natural gas adjusting valve 10, natural gas stop valve 11, natural gas non-return valve 12, effusion meter 13
With pressure gauge 14, the pipeline being connected with boiler 1 is additionally provided with fire inspection igniter 9, in the burner hearth of boiler 1, is provided with temperature sensor
7；PLC control device 15 controls combustion fan 3, temperature sensor 7, smoke regulating valve 8, fire inspection igniter 9, natural gas respectively
Regulating valve 10, natural gas stop valve 11, natural gas non-return valve 12, effusion meter 13 and pressure gauge 14.
Preferably, PLC control device 15 is by power module, central processor CPU, communication module, signals collecting I/O module
Composition, after described signals collecting I/O module collection signal, in communication module transmits to central processor CPU after output adjust
Control program, power module is powered to PLC control device 15.
Compared with prior art, the beneficial effects of the utility model are：
In this utility model, combustion of natural gas realized by boiler and two kinds of heat energy utilization modes of high-temperature flue gas produce steam.Its
One, smelting furnace production period, boiler utilizes SO2High-temperature flue gas waste heat produces steam；Second, during smelting furnace maintenance, boiler profit
Use combustion of natural gas technology, produce steam, the application in the boiler of combustion of natural gas control technology, heat utilization rate is high, heat energy
Loss little, superheater, vaporizer, economizer ash-free fouling, energy-conserving and environment-protective, boiler realizes fume afterheat and combustion of natural gas two
Kind of production capacity mode, solves the problems, such as the supply of production and gas for domestic use during smelting furnace maintenance.
Brief description
Fig. 1 is use schematic flow sheet of the present utility model；
In figure：1. boiler, 2. smelting furnace, 3. combustion fan, 4. high-temperature flue gas pipeline, 5. air line, 6. natural gas tube
Road, 7. temperature sensor, 8. smoke regulating valve, 9. fire inspection igniter, 10. natural gas adjusting valve, 11. natural gas stop valves,
12. natural gas non-return valves, 13. effusion meters, 14. pressure gauges, 15.PLC control device.
Specific embodiment
With reference to the accompanying drawings and detailed description this utility model is described in detail.
As shown in figure 1, produce the device of steam using high-temperature flue gas-natural gas, this device include boiler 1, smelting furnace 2,
Gas distributing system and PLC control device 15, described gas distributing system includes high-temperature flue gas pipeline 4, air line 5 and natural gas
Pipeline 6, described high-temperature flue gas pipeline 4 one end is connected with boiler 1, and the other end is connected with smelting furnace 2, and high-temperature flue gas pipeline 4 sets
There is smoke regulating valve 8；Described air line 5 one end connects combustion fan 3, and the other end is blown into pot after merging with natural gas line 6
Stove 1 entrance, natural gas line 6 is sequentially provided with natural gas adjusting valve 10, natural gas stop valve 11, natural gas non-return valve 12, stream
Gauge 13 and pressure gauge 14, the pipeline being connected with boiler 1 are additionally provided with fire inspection igniter 9, are provided with temperature in the burner hearth of boiler 1
Sensor 7；PLC control device 15 control respectively combustion fan 3, temperature sensor 7, smoke regulating valve 8, fire inspection igniter 9,
Natural gas adjusting valve 10, natural gas stop valve 11, natural gas non-return valve 12, effusion meter 13 and pressure gauge 14, PLC control device 15
It is made up of power module, central processor CPU, communication module, signals collecting I/O module, described signals collecting I/O module is adopted
Collection signal after, in communication module transmits to central processor CPU after export regulatory process, power module to PLC control dress
Put 15 power supplies.
The high-temperature flue gas that original boiler 1 is produced by smelting furnace 2, high-temperature flue gas are entered into by high-temperature flue gas pipeline 4
Carry out the water in boiler 1 is heated in boiler 1 burner hearth, produce steam, in this smelting furnace production period, boiler merely with
SO2High-temperature flue gas waste heat produces steam, prevents to produce economic waste using combustion of natural gas, but when in smelting furnace turn(a)round
Between, no in the case of high-temperature flue gas, boiler 1 utilizes combustion of natural gas technology to produce steam, ensures smelting procedure subsequent production and life
The supply using alive.
This utility model, when specifically used, after PLC control device 15 detects combustion fan 3 operation DI signal, starts
Natural gas hunt leak program, leak detection normally after initial igniter, PLC control device 15 send interlocking command signal automatically open up natural
Gas regulating valve 10, the open range of natural gas adjusting valve 10 is 0 ~ 30%, after fire inspection igniter 9 detects flame, closes igniting
Device, completes natural gas fired.When same day gas ignition is unsuccessful, closes natural gas line regulating valve 10, open combustion fan 3 past
Boiler 1 burner hearth is internal to be blown into air it is ensured that after air possesses ignition condition in boiler 1 burner hearth by air line 5, point again
Fire；When lighting a fire successfully, in real time temperature change in boiler 1 burner hearth is monitored by temperature sensor 7, PLC control device 15
The opening value of reasonable adjusting natural gas adjusting valve 10 produces heat it is ensured that natural gas and air are sufficiently mixed burning in boiler 1,
Water in boiler 1 Automatic Cycle, heat energy produces production, the life use that steam supply is smelted.
Claims (2)
1. a kind of utilization high-temperature flue gas-natural gas produces the device of steam, and this device includes boiler（1）, smelting furnace（2）, natural
Gas pipe network and PLC control device（15）It is characterised in that：Described gas distributing system includes high-temperature flue gas pipeline（4）, air hose
Road（5）And natural gas line（6）, described high-temperature flue gas pipeline（4）One end and boiler（1）Connection, the other end and smelting furnace（2）Even
Connect, high-temperature flue gas pipeline（4）It is provided with smoke regulating valve（8）；Described air line（5）One end connects combustion fan（3）, another
End and natural gas line（6）It is blown into boiler after merging（1）Entrance, natural gas line（6）On be sequentially provided with natural gas adjusting valve
（10）, natural gas stop valve（11）, natural gas non-return valve（12）, effusion meter（13）And pressure gauge（14）, with boiler（1）Connect
Fire inspection igniter is additionally provided with pipeline（9）, boiler（1）Burner hearth in be provided with temperature sensor（7）；PLC control device（15）
Control combustion fan respectively（3）, temperature sensor（7）, smoke regulating valve（8）, fire inspection igniter（9）, natural gas adjusting valve
（10）, natural gas stop valve（11）, natural gas non-return valve（12）, effusion meter（13）And pressure gauge（14）.
2. as claimed in claim 1 a kind of utilization high-temperature flue gas-natural gas produce steam device it is characterised in that：Described
PLC control device（15）It is made up of power module, central processor CPU, communication module, signals collecting I/O module, described
Signals collecting I/O module collection signal after, in communication module transmits to central processor CPU after export regulatory process, power supply
Module is to PLC control device（15）Power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620886213.3U CN205940181U (en) | 2016-08-16 | 2016-08-16 | Utilize high temperature flue gas device of natural gas steam raising |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620886213.3U CN205940181U (en) | 2016-08-16 | 2016-08-16 | Utilize high temperature flue gas device of natural gas steam raising |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205940181U true CN205940181U (en) | 2017-02-08 |
Family
ID=57917619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620886213.3U Expired - Fee Related CN205940181U (en) | 2016-08-16 | 2016-08-16 | Utilize high temperature flue gas device of natural gas steam raising |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205940181U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109052484A (en) * | 2018-10-25 | 2018-12-21 | 唐山学院 | Brown iron oxide dechlorination device and its control method |
-
2016
- 2016-08-16 CN CN201620886213.3U patent/CN205940181U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109052484A (en) * | 2018-10-25 | 2018-12-21 | 唐山学院 | Brown iron oxide dechlorination device and its control method |
| CN109052484B (en) * | 2018-10-25 | 2024-02-23 | 唐山学院 | Iron oxide powder dechlorination device and control method thereof |
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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: 20170208 Termination date: 20210816 |