CN211026722U - Insulator protection system of energy-saving electrostatic dust collector - Google Patents
Insulator protection system of energy-saving electrostatic dust collector Download PDFInfo
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- CN211026722U CN211026722U CN201921217428.6U CN201921217428U CN211026722U CN 211026722 U CN211026722 U CN 211026722U CN 201921217428 U CN201921217428 U CN 201921217428U CN 211026722 U CN211026722 U CN 211026722U
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Abstract
The utility model relates to an energy-conserving electrostatic precipitator insulator protection system, preheat bin, fan, electric heater and a plurality of insulator insulation can including the air, the air preheats the bin and is connected with electrostatic precipitator contact, the air preheats bin and external atmosphere fluid intercommunication, the heat transfer that electrostatic precipitator produced extremely in the air preheats the gas in the bin, the fan is used for providing power for the gas flow, the fan preheats the gas in the bin with the air carry in proper order extremely electric heater and insulator insulation can, electric heater is used for carrying out the electrical heating for gas, be equipped with the insulator in the insulator insulation can.
Description
Technical Field
The utility model relates to a dust remover field especially relates to an energy-conserving electrostatic precipitator insulator protection system.
Background
The electrostatic dust collector ionizes the smoke by using a high-voltage electric field, and the charged dust in the airflow is separated from the airflow under the action of the electric field. The electrostatic precipitator is composed of two parts: one part is an electric dust collector body system; the other part is a power supply device for providing high-voltage direct current and a low-voltage automatic control system. The electrostatic dust collector is provided with an insulator which is a device capable of enduring voltage and mechanical stress and is arranged between conductors with different electric potentials or between the conductors and a grounding component. In order to protect the insulator from being polluted by dust in flue gas, the existing electrostatic dust collector insulator protection system usually adopts hot air generated by heated air to blow and sweep, the air heating needs to be kept running all the time by electric heating, and the system greatly increases the running cost of the system.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model aims at providing an energy-conserving electrostatic precipitator insulator protection system, the utility model discloses but the heat of make full use of dust remover's production heats the air of protection insulator, reduces the energy consumption.
The utility model discloses an energy-conserving electrostatic precipitator insulator protection system, this protection system is arranged in the glass kiln flue gas high temperature electrostatic precipitator of petroleum coke for fuel, this protection system includes the air preheating bin, the fan, electric heater and a plurality of insulator insulation can, the air preheating bin is connected with electrostatic precipitator contact, the air preheating bin communicates with external atmosphere fluid, the heat transfer that electrostatic precipitator produced preheats the gas in the bin to the air, the fan is arranged in providing power for gas flow, the fan preheats the gas in the bin with the air and carries to electric heater and insulator insulation can in proper order, electric heater is used for carrying out the electrical heating for gas, be equipped with the insulator in the insulator insulation can.
Further, the fan is respectively connected with the air preheating chamber and the electric heater.
Further, the air preheating chamber, the fan, the electric heater and the insulator insulation can are communicated with each other through air pipelines.
Furthermore, a flow control valve is arranged between the insulator insulation box and the air pipeline and used for adjusting the flow of the gas entering the insulator insulation box.
Further, the energy-saving electrostatic dust collector insulator protection system further comprises a controller, and the controller is electrically connected with the fan, the electric heater and the flow control valve.
Furthermore, the number of the insulator insulation boxes is 4, and the insulator insulation boxes are connected in parallel.
Furthermore, the insulator insulation can is also provided with an outlet, and the gas entering the insulator insulation can flows out from the outlet.
Further, the electric heater has a power of 90kW or more.
Further, the air preheating chamber is isolated from the electrostatic precipitator.
Borrow by above-mentioned scheme, the utility model discloses at least, have following advantage:
the utility model discloses combined air preheating bin and electric heater, when produced heat of electrostatic precipitator is not enough to heat the gas that is used for protecting the insulator, adopt electric heater to heat earlier, when produced heat of electrostatic precipitator satisfies the heating demand that is used for protecting the gas of insulator, close electric heater, utilize the produced heat heating protective gas of electrostatic precipitator, when guaranteeing system steady operation, the cost is practiced thrift to the lowering system energy consumption.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
FIG. 1 is a schematic structural diagram of the insulator protection system of the energy-saving electrostatic precipitator of the present invention;
description of reference numerals:
1-insulator insulation can; 2-an electric heater; 3, a fan; 4-air preheating chamber; 5-a flow control valve; 6-air duct.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Example 1
Referring to fig. 1, the utility model relates to an energy-conserving electrostatic precipitator insulator protection system of preferred embodiment, this protection system is arranged in the glass kiln flue gas high temperature electrostatic precipitator of petroleum coke for fuel, and this protection system includes that air preheats bin 4, fan 3, electric heater 2 and a plurality of insulator insulation can 1, and air preheats bin 4, fan 3, electric heater 2 and insulator insulation can 1 and communicates through air conduit 6 between two liang. The air preheating chamber 4 is in contact connection with the electrostatic dust collector and isolated from the electrostatic dust collector, and the air preheating chamber 4 is isolated from the inside of the electrostatic dust collector, so that smoke can be prevented from entering. The air preheating chamber 4 is communicated with external atmosphere fluid, heat generated by the electrostatic dust collector is transferred to gas in the air preheating chamber 4, the fan 3 is used for providing power for gas flowing, the fan 3 is respectively connected with the air preheating chamber 4 and the electric heater 2, the fan 3 sequentially conveys the gas in the air preheating chamber 4 to the electric heater 2 and the insulator insulation can 1, the electric heater 2 is used for electrically heating the gas, and the power of the electric heater 2 is more than 90 kW. Insulators are arranged in the insulator heat preservation boxes 1, the number of the insulator heat preservation boxes 1 is 4, and the insulator heat preservation boxes 1 are connected to the air pipeline 6 in parallel. The insulator insulation can 1 is also provided with an outlet, and the gas entering the insulator insulation can 1 flows out from the outlet.
A flow control valve 5 is arranged between the insulator insulation can 1 and the air pipeline 6, and the flow control valve 5 is used for adjusting the flow of the gas entering the insulator insulation can 1. The insulator protection system of the energy-saving electrostatic dust collector also comprises a controller, and the controller is electrically connected with the fan 3, the electric heater 2 and the flow control valve 5. The controller is used for controlling the opening and closing of the fan 3, the electric heater 2 and the flow control valve 5 and controlling the flow of the flow control valve 5.
The utility model discloses the theory of operation as follows:
before the electrostatic dust collector is introduced with flue gas, normal temperature air enters the electric heater 2 through the air preheating chamber 4 and the fan 3 under the drive of the fan 3, is heated to more than 120 ℃ through the electric heater 2, and is blown into the insulator insulation can 1 through the air pipeline 6 by the fan 3, so that a positive pressure space is formed in the insulator insulation can 1, the air quantity entering each insulator insulation can 1 is adjusted through the flow control valve 5, the air flow is ensured to flow out from the insulator insulation can 1 through the outlet of the insulator insulation can 1, and the heated air simultaneously heats and dehumidifies the insulator and the insulator insulation can 1. Along with the introduction of high-temperature flue gas in the electrostatic dust collector, the internal temperature of the electrostatic dust collector gradually rises, the electrostatic dust collector can operate at 400 ℃ at the highest, at the moment, air in the air preheating chamber 4 is preheated by using the heat of the electrostatic dust collector, and according to the operating temperature of the electrostatic dust collector, the air in the air preheating chamber 4 can be preheated to more than 180 ℃, so that the requirements of heating and drying the insulator are completely met. At this time, if the temperature reaches the programmed temperature of the controller, the controller controls the electric heater 2 to be closed, so that the heat of the electrostatic dust collector is fully utilized, and the energy-saving effect is achieved. After the system is adopted, the stable operation of the system is ensured, and simultaneously, the energy consumption is greatly reduced.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides an energy-conserving electrostatic precipitator insulator protection system which characterized in that: the air preheating device comprises an air preheating chamber, a fan, an electric heater and a plurality of insulator insulation boxes, wherein the air preheating chamber is in contact connection with an electrostatic dust collector, the air preheating chamber is communicated with external atmosphere fluid, heat generated by the electrostatic dust collector is transferred to gas in the air preheating chamber, the fan is used for providing power for gas flow, the fan sequentially conveys the gas in the air preheating chamber to the electric heater and the insulator insulation boxes, the electric heater is used for electrically heating the gas, and insulators are arranged in the insulator insulation boxes.
2. The insulator protection system of the energy-saving electrostatic precipitator of claim 1, wherein: the fan is respectively connected with the air preheating chamber and the electric heater.
3. The insulator protection system of the energy-saving electrostatic precipitator of claim 1, wherein: the air preheating chamber, the fan, the electric heater and the insulator insulation can are communicated with each other through air pipelines.
4. The insulator protection system of the energy-saving electrostatic precipitator of claim 1, wherein: and a flow control valve is arranged between the insulator insulation box and the air pipeline and used for adjusting the flow of the gas entering the insulator insulation box.
5. The insulator protection system of the energy-saving electrostatic precipitator according to claim 4, wherein: the electric heating device further comprises a controller, and the controller is electrically connected with the fan, the electric heater and the flow control valve.
6. The insulator protection system of the energy-saving electrostatic precipitator of claim 1, wherein: the number of the insulator insulation boxes is 4, and the insulator insulation boxes are connected in parallel.
7. The insulator protection system of the energy-saving electrostatic precipitator of claim 1, wherein: the insulator insulation can is also provided with an outlet, and gas entering the insulator insulation can flows out from the outlet.
8. The insulator protection system of the energy-saving electrostatic precipitator of claim 1, wherein: the power of the electric heater is more than 90 kW.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921217428.6U CN211026722U (en) | 2019-07-30 | 2019-07-30 | Insulator protection system of energy-saving electrostatic dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921217428.6U CN211026722U (en) | 2019-07-30 | 2019-07-30 | Insulator protection system of energy-saving electrostatic dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211026722U true CN211026722U (en) | 2020-07-17 |
Family
ID=71559490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921217428.6U Active CN211026722U (en) | 2019-07-30 | 2019-07-30 | Insulator protection system of energy-saving electrostatic dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211026722U (en) |
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2019
- 2019-07-30 CN CN201921217428.6U patent/CN211026722U/en active Active
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