CN213855090U - Based on coal fired power plant wet-type electrostatic precipitator reinforces white system that disappears - Google Patents
Based on coal fired power plant wet-type electrostatic precipitator reinforces white system that disappears Download PDFInfo
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- CN213855090U CN213855090U CN202022715630.0U CN202022715630U CN213855090U CN 213855090 U CN213855090 U CN 213855090U CN 202022715630 U CN202022715630 U CN 202022715630U CN 213855090 U CN213855090 U CN 213855090U
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Abstract
The utility model discloses a white system that disappears is reinforceed based on coal fired power plant's wet-type electrostatic precipitator, including vertical honeycomb wet-type electrostatic precipitator body, condenser pipe and external coolant tank, this internal condensation anode plate that is provided with of vertical honeycomb wet-type electrostatic precipitator, wherein, the condensation anode plate is hollow structure, and the condenser pipe inserts in the condensation anode plate, and external coolant tank's export is linked together with the entry of condenser pipe, and external coolant tank's entry is linked together with the export of condenser pipe, and this system can avoid producing white cigarette rain phenomenon, improves the operation effect of dust remover, reduces the power plant energy consumption.
Description
Technical Field
The utility model belongs to energy-concerving and environment-protective field relates to a based on coal fired power plant wet-type electrostatic precipitator intensification heat exchange white elimination system.
Background
In recent years, on the basis of ultralow emission of atmospheric pollutants in a thermal power plant, various places have put forward more requirements on the emission of flue gas in the thermal power plant, and Shanghai, Tianjin, Zhejiang, Hebei and the like have put forward control requirements on wet smoke plume generated by smoke discharge.
The white rain is mainly because the smoke is pure in a large amount of water vapor, and the wet electric dust collector can collect water drops in the smoke to a certain extent, but the water drops must be in a liquid state. And thus cannot eliminate the water vapor in the flue gas to a certain extent.
At present, mainstream technologies for controlling the wet smoke plume, such as a heating method, a condensation reheating method and a hot air mixing method, need to input heat into discharged smoke, so that the energy consumption of a power plant is increased, the power generation efficiency is reduced, and the economic benefit of the power plant is greatly influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art's shortcoming, provide a white system that disappears is reinforceed based on coal fired power plant wet-type electrostatic precipitator, this system can avoid producing white rain and smoke phenomenon, improves the operation effect of dust remover, reduces the power plant energy consumption.
In order to achieve the above object, based on coal fired power plant wet-type electrostatic precipitator reinforce white system that disappears include vertical honeycomb wet-type electrostatic precipitator body, condenser pipe and external coolant tank, this internal condensation anode plate that is provided with of vertical honeycomb wet-type electrostatic precipitator, wherein, condensation anode plate is hollow structure, the condenser pipe inserts in the condensation anode plate, external coolant tank's export is linked together with the entry of condenser pipe, external coolant tank's entry is linked together with the export of condenser pipe.
The outlet of the external cooling water tank is communicated with the inlet of the condensation pipe through a circulating water pump.
The circulating water pump is communicated with the external cooling water tank through a connecting pipeline.
Still include high voltage power supply, this internal still be provided with of vertical honeycomb wet-type electrostatic precipitator with condensation anode plate matched with negative pole line, wherein, condensation anode plate ground connection, negative pole line are connected with high voltage power supply.
The inlet of the vertical honeycomb wet-type electric dust collector body is provided with an air inlet smoke box and a flow equalizing device, and the outlet of the vertical honeycomb wet-type electric dust collector body is provided with an air outlet smoke box.
The bottom opening part of the vertical honeycomb wet-type electric dust collector body is provided with an ash bucket.
The vertical honeycomb wet-type electric dust remover is internally provided with a wet-type electric dust remover cleaning system.
The top of the vertical honeycomb wet-type electric dust collector body is provided with an insulating suspension system.
The utility model discloses following beneficial effect has:
based on coal fired power plant wet-type electrostatic precipitator reinforce white system that disappears when concrete operation, utilize coolant liquid and condenser pipe to form the low temperature region at the condensation anode plate, saturated vapor is cooled off behind the contact condensation anode plate in the flue gas, take place the phase transition and condense into the liquid drop, the liquid that the falling liquid film flows is formed on the condensation anode plate, falling liquid film liquid forms the falling liquid film at condensation anode plate wall and flows automatically, have the effect of wasing the condensation anode plate, also further filter the vapor in the flue gas simultaneously, reduce the steam that the chimney discharged, reach the effect of eliminating chimney white cigarette, the power plant's power consumption is less simultaneously.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Wherein, 1 is vertical honeycomb wet-type electrostatic precipitator body, 11 is the flue gas box that admits air, 12 is condensation anode plate, 13 is flow straightener, 14 is wet-type electrostatic precipitator cleaning system, 15 is insulating suspension system, 16 is high voltage power supply, 17 is the negative pole line, 18 is the flue gas box that gives vent to anger, 19 is grey water bucket, 2 is the connecting line, 3 is external cooling water tank, 4 is circulating water pump.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings:
refer to fig. 1, strengthen white system that disappears based on coal fired power plant wet-type electrostatic precipitator include vertical honeycomb wet-type electrostatic precipitator body 1, condenser pipe and external coolant tank 3, be provided with condensation anode plate 12 in the vertical honeycomb wet-type electrostatic precipitator body 1, wherein, condensation anode plate 12 is hollow structure, the condenser pipe inserts in condensation anode plate 12, external coolant tank 3's export is linked together with the entry of condenser pipe, external coolant tank 3's entry is linked together with the export of condenser pipe, wherein, external coolant tank 3's export is linked together through circulating water pump 4 and the entry of condenser pipe, circulating water pump 4 is linked together through connecting tube 2 and external coolant tank 3.
The utility model also comprises a high voltage power supply 16, and a cathode wire 17 matched with the condensing anode plate 12 is arranged in the vertical honeycomb wet-type electric dust collector body 1, wherein the condensing anode plate 12 is grounded, and the cathode wire 17 is connected with the high voltage power supply 16; an inlet smoke box 11 and a flow equalizing device 13 are arranged at the inlet of the vertical honeycomb wet-type electric dust collector body 1, and an outlet smoke box 18 is arranged at the outlet of the vertical honeycomb wet-type electric dust collector body 1; an ash water bucket 19 is arranged at the bottom opening of the vertical honeycomb wet-type electric dust collector body 1; a wet-type electric dust collector cleaning system 14 is arranged in the vertical honeycomb-shaped wet-type electric dust collector body 1; the top of the vertical honeycomb wet-type electric dust collector body 1 is provided with an insulating suspension system 15.
The utility model discloses a concrete working process does:
condensate enters the condenser pipe through the circulating water pump 4, the condensing anode plate 12 is cooled through a heat exchange mode, and then the condensate enters the external cooling water tank 3, the temperature of the condensing anode plate 12 is reduced, saturated vapor in smoke is cooled after contacting the condensing anode plate 12, phase change condensation is carried out to form liquid drops, liquid flowing in an upper falling film of the condensing anode plate 12 is formed, the flowing liquid flowing in the falling film forms falling film self-flowing on the wall surface of the condensing anode plate 12, the effect of cleaning the condensing anode plate 12 is achieved, meanwhile, the vapor in the smoke is further filtered, the water vapor discharged by a chimney is reduced, and white smoke in the chimney can be further eliminated. In actual operation, the temperature drop range of the condensing anode plate 12 can be controlled by controlling the flow of the circulating water pump 4 and the heat dissipation capacity of the external cooling water tank 3, so that a proper operation effect is achieved.
It should be noted that the surface of the condensing anode plate 12 forms a stable falling film flow, which can ensure the dust removal effect of the wet electric dust remover and further improve the dust collection efficiency of the wet electric dust remover. The surface of the condensing anode plate 12 forms a low-temperature interval, a temperature gradient is formed in a honeycomb channel of the wet electric dust collector, namely, the temperature of the flue gas entering the electric field area is reduced, and liquid drops are separated out after the temperature of the saturated wet flue gas is reduced. A key condition that water vapor is condensed into liquid drops in air to generate phase change is that condensation nuclei are arranged in the air, particulate matters in smoke are the condensation nuclei meeting the condition, and the smaller the particulate matters are, the better the liquid drop forming effect is. Therefore, the fine particles are wrapped by the water drops and move to the condensing anode plate 12 under the action of the electric field and are collected by the wet electric dust collector, and the dust collecting efficiency of the wet electric dust collector is further improved.
Claims (8)
1. The utility model provides a white system that disappears is reinforceed based on coal fired power plant's wet-type electrostatic precipitator, a serial communication port, including vertical honeycomb wet-type electrostatic precipitator body (1), condenser pipe and external cooling water tank (3), be provided with condensation anode plate (12) in vertical honeycomb wet-type electrostatic precipitator body (1), wherein, condensation anode plate (12) are hollow structure, the condenser pipe inserts in condensation anode plate (12), the export of external cooling water tank (3) is linked together with the entry of condenser pipe, the entry of external cooling water tank (3) is linked together with the export of condenser pipe.
2. The enhanced white goods removal system of the wet electric precipitator based on the coal-fired power plant as claimed in claim 1, wherein an outlet of the external cooling water tank (3) is communicated with an inlet of the condensation pipe through a circulating water pump (4).
3. The coal-fired power plant-based wet electric precipitator enhanced white elimination system of claim 1, wherein the circulating water pump (4) is communicated with the external cooling water tank (3) through the connecting pipeline (2).
4. The coal-fired power plant-based wet electric precipitator enhanced white elimination system of claim 1, further comprising a high voltage power supply (16), wherein a cathode wire (17) matched with the condensation anode plate (12) is further arranged in the vertical honeycomb wet electric precipitator body (1), the condensation anode plate (12) is grounded, and the cathode wire (17) is connected with the high voltage power supply (16).
5. The enhanced white goods removal system of the wet type electric precipitator based on the coal-fired power plant as claimed in claim 1, wherein an inlet smoke box (11) and a flow equalizing device (13) are arranged at an inlet of the vertical type honeycomb type wet type electric precipitator body (1), and an outlet smoke box (18) is arranged at an outlet of the vertical type honeycomb type wet type electric precipitator body (1).
6. The coal-fired power plant-based wet electric precipitator reinforced whitening reduction system of claim 1, wherein an ash water bucket (19) is arranged at the bottom opening of the vertical honeycomb wet electric precipitator body (1).
7. The coal-fired power plant-based wet electric precipitator enhanced whitening reduction system of claim 1, wherein a wet electric precipitator cleaning system (14) is arranged in the vertical honeycomb wet electric precipitator body (1).
8. The enhanced white elimination system of the wet electric precipitator based on the coal-fired power plant as claimed in claim 1, wherein the top of the vertical honeycomb wet electric precipitator body (1) is provided with an insulating suspension system (15).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022715630.0U CN213855090U (en) | 2020-11-19 | 2020-11-19 | Based on coal fired power plant wet-type electrostatic precipitator reinforces white system that disappears |
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| CN202022715630.0U CN213855090U (en) | 2020-11-19 | 2020-11-19 | Based on coal fired power plant wet-type electrostatic precipitator reinforces white system that disappears |
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| CN213855090U true CN213855090U (en) | 2021-08-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112264188A (en) * | 2020-11-19 | 2021-01-26 | 西安西热锅炉环保工程有限公司 | Based on coal fired power plant wet-type electrostatic precipitator reinforces white system that disappears |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112264188A (en) * | 2020-11-19 | 2021-01-26 | 西安西热锅炉环保工程有限公司 | Based on coal fired power plant wet-type electrostatic precipitator reinforces white system that disappears |
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