Intelligent wet-type dust removal equipment

A wet dust removal and intelligent technology, applied in the direction of dispersed particle separation, chemical instruments and methods, and the use of liquid separation agents, can solve problems such as easy blockage of horizontal pipes, secondary pollution of dust collectors, and failure to achieve dust control, and achieve the goal of capturing It has strong self-cleaning ability, wide range of dust concentration and satisfactory purification effect.

Pending Publication Date: 2021-11-16
申威德天津机械设备有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

There are the following disadvantages: ①The cloth bag has high water absorption, is easy to scale, is not antistatic, is not flame-retardant, and has poor ventilation for long-term work, which affects the dust removal effect; Reasonable and unscientific will cause energy loss; ④The equipment is easy to age, the maintenance cost is high, the maintenance workload is heavy, the service life is short, and the floor area is large; ⑤When the pollution source is scattered, the dust is difficult to collect, and when some characteristic dust ( Such as: coal dust) when it reaches a certain concentration, it will explode under the conditions of high temperature, open flame, electric spark, friction and impact; Corrosion, low resistance, long service life and other characteristics, thus increasing the manufacturing cost of the filter bag; ⑦The nature of the filter material determines that the bag filter has limitations relative to the dust; ⑧The governance effect is poor, although the emission value reaches the 50 mg / cubic meter, but the control indicators at the polluted site are not up to the 10 mg / cubic meter stipulated by the state;
There are the following disadvantages: ① high primary investment and large steel consumption; ② electrostatic precipitators usually require high manufacturing and installation precision, otherwise their normal and efficient operation cannot be guaranteed; ③ electrostatic precipitators occupy a large area due to the low wind speed of the electric field ;④ Electrostatic precipitators have certain requirements for the dust to be processed. For dust outside the appropriate range, corresponding measures must be taken to ensure the necessary dust removal performance;
There are the following disadvantages: ①Huge water consumption; ②Large calorific value loss of coal; ③Coal slime cleaning causes coal loss and increases the cost of coal slime treatment; ④The treatment effect is poor and cannot meet the national standard of 10 mg / m3;
There are the following disadvantages: ①Large investment; ②Low dust collection rate; ③Horizontal pipes are easy to block, affecting the collection rate; ④Purification efficiency is low (usually 40% to 50%); ⑤Large floor area
[0007] Due to the above shortcomings, some thermal power plants, ports, iron and steel plants, chemical plant coal mines, coal conveying or material conveying system dust removal equipment are basically in a state of disuse and out of service, and some power plants, ports, coal mines, etc. After replacing the dust removal equipment several times, Still not reaching the fundamental goal of dust control

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0040] According to the real-time data of on-site dust particle content, the fan parameters are adjusted at the near end; the operating parameters of the dust removal fan are controlled by manually inputting the interval value of the dust content and the frequency of the driving device 7 . Under the high-speed rotation of the fan impeller 9, the resulting negative pressure sucks the dust-laden air into the fan through the air inlet 11. The dust detection module 10 detects the particle content of the air inlet 11 in the current environment. The dust-laden air flows first before passing through the fan impeller 9. When spraying the spray system 13, it is mixed with the water mist ejected from the atomizing nozzle 13-1 and then enters the fan, and the dust-laden air flow and the water mist are further mixed when they pass through the fan under the agitation of the fan impeller 9, so as to strengthen the water mist and the air flow. The interaction of dust, the dust-laden air flow ...

Embodiment 2

[0043] According to the real-time data of on-site dust particle content, the fan parameters are adjusted at the near end. After the interval value is manually input at the near end, the drive device will self-adjust according to the dust concentration detected at the front end, and the settings will be made during installation, and the drive will be automatically adjusted during subsequent use. The speed of the device, or the interval value can be set remotely, and at the same time, the motor temperature, current, particle content at the inlet and outlet, purification efficiency, and water flow data are displayed digitally on the display screen of the monitoring center. Under the high-speed rotation of the fan impeller 9, the resulting negative pressure sucks the dust-laden air into the fan through the air inlet 11. The dust detection module 10 detects the particle content of the air inlet 11 in the current environment. The dust-laden air flows first before passing through the f...

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Abstract

The invention provides intelligent wet-type dust removal equipment which comprises an air outlet, a rear shell, a sewage port, a front shell and an air inlet, the rear shell is connected with the front shell, a gutter channel is installed at the lower end of the rear shell and the lower end of the front shell, the sewage port is installed at the lower end of the gutter channel, a cyclone flow guide body is installed in the rear shell, and the air outlet is formed in one end of the rear shell. A driving device, a swirler and a fan impeller are respectively mounted in the front shell, the swirler is mounted on the driving device, the driving device is connected with the fan impeller, a temperature sensor is mounted on the driving device, an air inlet is formed in one end of the front shell, a dust detection module and a spraying system are respectively arranged on the air inlet, and an electric control water valve is mounted on the air inlet; the electric control water valve is connected with the spraying system through a pipeline, and the pipeline is provided with a flow sensor; the equipment is reasonable in structure, free of consumables, free of a cleaning period, high in trapping and self-cleaning capacity, capable of continuously working for a long time, free of blockage, free of disassembly, cleaning and maintenance, simple in structure and convenient to use.

Description

technical field [0001] The invention relates to the field of dust removal equipment, in particular to an intelligent wet dust removal equipment. Background technique [0002] With the gradual expansion and development of China's modern industrialization, the domestic demand for energy such as coal, electric energy, cement, steel, and building materials has also increased synchronously, and a large amount of dust will be generated during production and transportation. These industries have brought negative impacts on the environment. Many enterprises are still in extensive production, with relatively backward production techniques and technologies, high resource and energy consumption, serious pollution, and huge amounts of dust and smoke produced. The continuous deterioration of the environment is a huge challenge for my country's sustainable development, and saving the environment has become a problem that cannot be ignored in China's economic development. However, due to ...

Claims

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Application Information

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IPC IPC(8): B01D47/12
CPCB01D47/12
Inventor 汪百权辛学铭张巍赵敬凯杨雷鹏田磊薛韩勇王峰陈海滨杨三全
Owner 申威德天津机械设备有限公司
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