CN215063814U - Energy-saving and efficiency-increasing system of steam calcining furnace - Google Patents
Energy-saving and efficiency-increasing system of steam calcining furnace Download PDFInfo
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- CN215063814U CN215063814U CN202120571980.6U CN202120571980U CN215063814U CN 215063814 U CN215063814 U CN 215063814U CN 202120571980 U CN202120571980 U CN 202120571980U CN 215063814 U CN215063814 U CN 215063814U
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Abstract
The utility model provides a burning furnace energy-conserving increase system is forged to steam, it includes: a steam calcining furnace, a flash tank, a dewatering station, a steam mixing circulation unit, an automatic non-condensable gas removing device and a temperature and pressure reducing system. The steam inlet of the steam calcining furnace is provided with an automatic non-condensable gas removing device and is connected with the outlet of the steam mixing and circulating unit, the outlet of the steam calcining furnace is connected with the flash tank, the bottom of the flash tank is connected with the drainage station, and the inlet of the steam mixing and circulating unit is communicated with the temperature and pressure reducing system and the flash tank. The utility model provides high steam calcining furnace production efficiency prolongs and forges burning furnace inside heating pipe life-span to reduce steam consumption, reach energy saving and emission reduction effect.
Description
Technical Field
The utility model relates to a burning furnace energy-conserving increase system is forged to steam belongs to steam energy-conserving technique and equipment field.
Background
In the alkali making industry, a steam calcining furnace is widely applied, and materials are heated and calcined by steam to complete a decomposition drying reaction. The steam calcining furnace has the problems of water accumulation inside the steam calcining furnace in the production process, reduces the effective heat transfer area of the heating pipe, reduces the production efficiency and causes scabbing in the furnace. The furnace end of the calcining furnace (the high position of the heating pipe) is easy to gather non-condensable gas such as air, the effective heat transfer area of a heat transfer pipe is reduced, the temperature of the furnace end is reduced, the production capacity of equipment is reduced, oxygen corrosion of the heating pipe is caused, and serious scabbing can also be caused. Meanwhile, the steam with higher superheat degree reduces the production efficiency of the calcining furnace due to low heat transfer coefficient. In addition, although most enterprises recycle the condensed water at the outlet of the equipment, the energy waste is often caused by low recycling efficiency. The utility model provides high steam calcining furnace production efficiency and heat energy utilization efficiency reach energy saving and emission reduction, improve the quality and increase efficiency and prolong the effect of equipment life-span.
Disclosure of Invention
In order to solve the existing problems, the utility model aims to provide an energy-saving and efficiency-increasing system of a steam calcining furnace.
The utility model discloses a realize through following technical scheme: an energy-saving and efficiency-increasing system of a steam calcining furnace comprises: the system comprises a steam calcining furnace 1, a flash tank 2, a drainage station 3 and a steam mixing circulation unit 4. The steam inlet of the steam calcining furnace 1 is connected with the outlet of the steam mixing circulation unit 4, and the condensed water outlet is connected with the flash tank 2; the inlet of the flash tank 2 is connected with the steam calcining furnace 1, the outlet at the bottom is connected with the drainage station 3, and the outlet at the top is connected with the steam mixing circulation unit 4; the inlet of the hydrophobic station 3 is connected with the flash tank 2, and the outlet is connected with a condensed water recovery pipeline; the steam mixing and circulating unit 4 is provided with two inlets, a high-pressure inlet which is communicated with a steam source, a low-pressure inlet which is connected with the flash tank 2, and an outlet which is communicated with the steam calcining furnace 1.
The steam mixing circulation unit 4 mainly comprises a steam jet pump or other steam suction mixing equipment, a pipeline, a valve, a temperature sensor, a pressure display and control unit and the like.
As the improvement of the utility model, an automatic non-condensable gas removing device 5 is added at the steam inlet of the steam calcining furnace 1.
As a further improvement of the utility model, a temperature and pressure reducing system 6 is additionally arranged on a steam pipeline in front of the steam mixing circulation unit 4. The temperature and pressure reducing system 6 mainly comprises a steam pressure control unit, a water injection and temperature reduction unit, a water quantity control unit, a water supply pump system, a matched valve, pipeline accessories and the like.
The utility model has the advantages that: 1. the production efficiency of the steam calcining furnace is improved; 2. the heat energy utilization efficiency is improved, and the energy is saved and the consumption is reduced; 3. the emission is reduced, and the environment is protected; 4. the service life of the equipment is prolonged, the maintenance rate is reduced, and the operating cost is reduced.
Drawings
FIG. 1 shows the utility model of an energy-saving and efficiency-increasing system of a steam calcining furnace
In the figure: 1-steam calcining furnace; 2-a flash tank; 3-a hydrophobic station; 4-steam mixing circulation unit; 5-automatic non-condensable gas removing device; 6-temperature and pressure reduction system.
Detailed Description
The utility model provides a burning furnace energy-conserving increase system is forged to steam, include: the system comprises a steam calcining furnace 1, a flash tank 2, a drainage station 3 and a steam mixing circulation unit 4. The steam calcining furnace 1 is a device for heating and calcining materials by using steam to complete decomposition and drying reaction, a steam inlet of the steam calcining furnace is connected with an outlet of a steam mixing and circulating unit 4, and a condensed water outlet is connected with a flash tank 2; an inlet of the flash tank 2 is connected with a condensed water outlet of the steam calcining furnace 1, a top outlet of the flash tank 2 is connected with a low-pressure inlet of the steam mixing circulation unit 4, and a bottom outlet of the flash tank 2 is connected with an inlet of the drainage station 3; the high-pressure inlet of the steam mixing circulation unit 4 is communicated with a steam supply source, the low-pressure inlet is communicated with the top of the flash tank 2, and the outlet of the steam mixing circulation unit 4 is connected to the steam inlet of the steam calcining furnace 1.
As an improved embodiment of the utility model, an automatic non-condensable gas removing device 5 is added at the steam inlet of the steam calcining furnace 1. The automatic non-condensable gas removing device 5 automatically removes non-condensable gas such as air in the steam.
As the utility model discloses a further improvement embodiment installs the temperature and pressure reduction system 6 additional on the steam conduit before steam mixed cycle unit 4, reduces the superheat degree of steam source. The temperature and pressure reduction system 6 realizes the stability of outlet steam pressure by a steam pressure control unit, and the steam pressure control unit comprises a pressure sensor, a regulating valve, a pressure controller, a matched valve, a pipeline and the like; the temperature and pressure reducing system 6 provides softened water with stable pressure through a water supply pump system, and the water supply pump system comprises a water pump, a control unit, a matched valve, a pipeline and the like; the temperature and pressure reducing system 6 controls the water quantity supplied to the water injection and temperature reduction unit through a water quantity control unit, and the water quantity control unit comprises a temperature sensor, a temperature controller, a water quantity regulating valve, a matched valve, a pipeline and the like; the water injection temperature reduction unit of the temperature and pressure reduction system 6 atomizes softened water and is fully absorbed by superheated steam, so that the temperature of the superheated steam is reduced and the superheat degree of the steam is reduced.
Claims (2)
1. The utility model provides a steam calciner energy-conserving increase system, includes steam calciner (1), flash tank (2), hydrophobic station (3), its characterized in that: the device comprises a steam mixing circulation unit (4) and an automatic non-condensable gas removing device (5), wherein an inlet of the steam mixing circulation unit (4) is connected with a steam source and a flash tank (2), an outlet of the steam mixing circulation unit is communicated with a steam calcining furnace (1), and the automatic non-condensable gas removing device (5) is arranged between the steam calcining furnace (1) and the steam mixing circulation unit (4).
2. The energy-saving and efficiency-increasing system of the steam calcining furnace as claimed in claim 1, characterized in that: a temperature and pressure reducing system (6) is additionally arranged on the steam supply pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120571980.6U CN215063814U (en) | 2021-03-20 | 2021-03-20 | Energy-saving and efficiency-increasing system of steam calcining furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120571980.6U CN215063814U (en) | 2021-03-20 | 2021-03-20 | Energy-saving and efficiency-increasing system of steam calcining furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215063814U true CN215063814U (en) | 2021-12-07 |
Family
ID=79154691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120571980.6U Active CN215063814U (en) | 2021-03-20 | 2021-03-20 | Energy-saving and efficiency-increasing system of steam calcining furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215063814U (en) |
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2021
- 2021-03-20 CN CN202120571980.6U patent/CN215063814U/en active Active
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