阅读说明：本技术 一种布袋除尘器控制系统及方法 (Bag-type dust collector control system and method ) 是由 穆文鹏 于 2020-12-30 设计创作，主要内容包括：本发明涉及一种布袋除尘器控制系统及方法,包括除尘器本体、与除尘器本体的出口位置相连通的排气管路、与除尘器本体的进口位置相连通的进气管路、设于排气管路上的废气浓度检测装置、设于进气管路和排气管路之间的循环管路、设于除尘器本体内的清灰装置以及压差检测装置,循环管路上设有循环泵,废气浓度检测装置与循环泵联动,压差检测装置与清灰装置联动。本发明可对排放的废气粉尘浓度进行实时监控,确保排放气体达到国家要求,除此之外,可对除尘器内的积尘情况进行实时监控,自动控制清灰过程,无需人工操作,节省清灰能耗,达到延长滤袋使用寿命、增长维护周期和降低成本的效果。(The invention relates to a control system and a control method of a bag-type dust collector, which comprise a dust collector body, an exhaust pipeline communicated with the outlet of the dust collector body, an air inlet pipeline communicated with the inlet of the dust collector body, a waste gas concentration detection device arranged on the exhaust pipeline, a circulating pipeline arranged between the air inlet pipeline and the exhaust pipeline, a dust cleaning device arranged in the dust collector body and a pressure difference detection device, wherein the circulating pipeline is provided with a circulating pump, the waste gas concentration detection device is linked with the circulating pump, and the pressure difference detection device is linked with the dust cleaning device. The invention can monitor the concentration of the discharged waste gas and dust in real time, ensures that the discharged gas meets the national requirements, can monitor the dust deposition condition in the dust remover in real time, automatically controls the dust removing process, does not need manual operation, saves the dust removing energy consumption, and achieves the effects of prolonging the service life of the filter bag, prolonging the maintenance period and reducing the cost.)

1. The utility model provides a sack cleaner control system, its characterized in that, includes the dust remover body, the exhaust pipe that is linked together with the exit position of dust remover body, the inlet line that is linked together with the entrance position of dust remover body, locate exhaust gas concentration detection device on the exhaust pipe, locate the circulation pipeline between inlet line and the exhaust pipe, locate this internal ash removal device of dust remover and pressure differential detection device, be equipped with the circulating pump on the circulation pipeline, exhaust gas concentration detection device and circulating pump linkage, pressure differential detection device and ash removal device linkage.

2. A control method of a bag-type dust collector using the bag-type dust collector control system according to claim 1, characterized by comprising the steps of: a. the exhaust gas concentration detection device is used for monitoring the exhaust gas concentration in the exhaust pipeline in real time; b. setting an upper limit value of the exhaust gas concentration and an upper limit value of the exhaust gas concentration, and performing circulating treatment on the exhaust gas in the exhaust pipeline; c. the pressure difference detection device is used for monitoring the pressure difference value of the upper box body and the lower box body in the dust remover body in real time; d. setting an upper limit value and a lower limit value of the pressure difference, and controlling the start and stop of the ash removal device.

3. The control method of the bag-type dust collector according to claim 2, wherein the cyclic treatment in the step b comprises: when the concentration of the waste gas is higher than the upper limit value of the concentration of the waste gas, starting the circulating pump, and enabling the waste gas to reenter the dust remover body for dust removal operation after passing through a circulating pipeline; and when the concentration of the waste gas is lower than the lower limit value of the concentration of the waste gas, the circulating pump is closed, and the waste gas is discharged from the exhaust pipeline.

4. The control method of the bag-type dust collector according to claim 2 or 3, wherein the step d comprises: when the pressure difference value is higher than the upper limit value of the pressure difference, starting the ash removal device; and when the pressure difference value is lower than the lower limit value of the pressure difference, closing the ash removal device.

Technical Field

The invention relates to the technical field of dust removal, in particular to a control system and a control method of a bag-type dust remover.

Background

The cloth bag type dust collector is a device which utilizes a filter element to collect dust from gas-solid two-phase flow and purify gas, and is suitable for collecting fine, dry and non-fibrous dust. The dust remover has the following defects in the using process: firstly, manual ash removal is carried out through set unified ash removal time, the workload is large, flexible adjustment cannot be carried out according to actual use conditions, and the ash removal effect is poor; secondly, the dust removal effect of the existing dust remover is not ideal, and the concentration of the discharged dust cannot be monitored in real time, so that the discharged waste gas also causes certain pollution to the environment.

Disclosure of Invention

The invention aims to solve the technical problem of overcoming the defects in the prior art and provides a control system and a control method of a bag-type dust collector.

The invention is realized by the following technical scheme:

the utility model provides a sack cleaner control system, its characterized in that, includes the dust remover body, the exhaust pipe that is linked together with the exit position of dust remover body, the inlet line that is linked together with the entrance position of dust remover body, locate exhaust gas concentration detection device on the exhaust pipe, locate the circulation pipeline between inlet line and the exhaust pipe, locate this internal ash removal device of dust remover and pressure differential detection device, be equipped with the circulating pump on the circulation pipeline, exhaust gas concentration detection device and circulating pump linkage, pressure differential detection device and ash removal device linkage.

The patent also discloses a bag-type dust remover control method, and the bag-type dust remover control system is characterized by comprising the following steps: a. the exhaust gas concentration detection device is used for monitoring the exhaust gas concentration in the exhaust pipeline in real time; b. setting an upper limit value of the exhaust gas concentration and an upper limit value of the exhaust gas concentration, and performing circulating treatment on the exhaust gas in the exhaust pipeline; c. the pressure difference detection device is used for monitoring the pressure difference value of the upper box body and the lower box body in the dust remover body in real time; d. setting an upper limit value and a lower limit value of the pressure difference, and controlling the start and stop of the ash removal device.

According to the above technical solution, preferably, the cyclic processing in step b includes: when the concentration of the waste gas is higher than the upper limit value of the concentration of the waste gas, starting the circulating pump, and enabling the waste gas to reenter the dust remover body for dust removal operation after passing through a circulating pipeline; and when the concentration of the waste gas is lower than the lower limit value of the concentration of the waste gas, the circulating pump is closed, and the waste gas is discharged from the exhaust pipeline.

According to the above technical solution, preferably, step d includes: when the pressure difference value is higher than the upper limit value of the pressure difference, starting the ash removal device; and when the pressure difference value is lower than the lower limit value of the pressure difference, closing the ash removal device.

The invention has the beneficial effects that:

the invention can monitor the concentration of the discharged waste gas and dust in real time, ensures that the discharged gas meets the national requirements, can monitor the dust deposition condition in the dust remover in real time, automatically controls the dust removing process, does not need manual operation, saves the dust removing energy consumption, and achieves the effects of prolonging the service life of the filter bag, prolonging the maintenance period and reducing the cost.

Drawings

FIG. 1 is a schematic diagram of the system connections of the present invention.

Detailed Description

In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings and preferred embodiments.

As shown in the figure, the dust remover comprises a dust remover body, an exhaust pipeline communicated with the outlet of the dust remover body, an air inlet pipeline communicated with the inlet of the dust remover body, a waste gas concentration detection device arranged on the exhaust pipeline, a circulating pipeline arranged between the air inlet pipeline and the exhaust pipeline, a dust cleaning device arranged in the dust remover body and a pressure difference detection device, wherein a circulating pump is arranged on the circulating pipeline, the waste gas concentration detection device is linked with the circulating pump, and the pressure difference detection device is linked with the dust cleaning device.

The patent also discloses a bag-type dust remover control method, and the bag-type dust remover control system is characterized by comprising the following steps:

a. the exhaust gas concentration detection device is used for monitoring the exhaust gas concentration in the exhaust pipeline in real time;

b. setting an upper limit value of the exhaust gas concentration and an upper limit value of the exhaust gas concentration, and performing circulating treatment on the exhaust gas in the exhaust pipeline;

b1. when the concentration of the waste gas is higher than the upper limit value of the concentration of the waste gas, starting the circulating pump, and enabling the waste gas to reenter the dust remover body for dust removal operation after passing through a circulating pipeline;

b2. and when the concentration of the waste gas is lower than the lower limit value of the concentration of the waste gas, the circulating pump is closed, and the waste gas is discharged from the exhaust pipeline.

c. The pressure difference detection device is used for monitoring the pressure difference value of the upper box body and the lower box body in the dust remover body in real time;

d. setting an upper pressure difference limit value and a lower pressure difference limit value, and controlling the ash removal device to start and stop;

d1. when the pressure difference value is higher than the upper limit value of the pressure difference, starting the ash removal device;

d2. and when the pressure difference value is lower than the lower limit value of the pressure difference, closing the ash removal device.

The invention can monitor the concentration of the discharged waste gas and dust in real time, ensures that the discharged gas meets the national requirements, can monitor the dust deposition condition in the dust remover in real time, automatically controls the dust removing process, does not need manual operation, saves the dust removing energy consumption, and achieves the effects of prolonging the service life of the filter bag, prolonging the maintenance period and reducing the cost.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.