CN110975441A - Control method of bag type dust collector and dust collection system - Google Patents
Control method of bag type dust collector and dust collection system Download PDFInfo
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- CN110975441A CN110975441A CN201911268999.7A CN201911268999A CN110975441A CN 110975441 A CN110975441 A CN 110975441A CN 201911268999 A CN201911268999 A CN 201911268999A CN 110975441 A CN110975441 A CN 110975441A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/023—Pockets filters, i.e. multiple bag filters mounted on a common frame
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/04—Cleaning filters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/44—Auxiliary equipment or operation thereof controlling filtration
- B01D46/446—Auxiliary equipment or operation thereof controlling filtration by pressure measuring
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Abstract
The invention provides a control method of a bag type dust collector, which is not limited by experience of operators, reduces the probability of the problem that the dust collector cannot be started correctly due to instrument damage, maximally reduces the failure rate of a system, and improves the working efficiency of an ash removal system. According to the technical scheme, the starting of the timing dust removal mode and the sleep mode is controlled through the pressure difference, the starting time of the dust remover is controlled, the pressure difference of the dust remover is monitored by the differential pressure transmitter in real time, the timing dust removal mode is started in real time when the pressure difference exceeds a preset threshold, and otherwise, the timing dust removal mode enters the sleep mode; even if the differential pressure transmitter fails to detect the differential pressure, the timing dust removal mode can be started at regular time after the sleep mode is ended. Meanwhile, the invention also discloses a dust removal system realized based on the control method of the bag type dust collector.
Description
Technical Field
The invention relates to the technical field of flue gas dust removal treatment, in particular to a control method and a dust removal system of a bag type dust collector.
Background
In the field of dust removal of smoke and exhaust gases, bag-type dust collectors are common devices. After the dust-containing flue gas enters the bag-type dust collector, the dust mixed in the dust-containing flue gas can be adsorbed on the surface layer of the filter bag, and a dust layer is formed. The dust collector needs to use dry compressed air to remove ash cakes on the outer surface of the cloth bag regularly, the compressed air is blown from inside to outside, and in a very short time, the compressed air passes through each pulse valve and is blown into the filter bag by a nozzle, so that the ash cakes attached to the outer surface of the filter bag completely fall off from the surface of the cloth bag under the action of vibration and reverse airflow generated by expansion of the filter bag and are collected in a cone hopper at the lower part of the dust collector. In the prior art, three methods are mainly used for controlling the starting time of the bag type dust collector: one is that through manual control, the operator manually starts the blowing pulse valve in the dust remover according to the actual situation of the production line; the second is that the blowing pulse valve is automatically started at fixed time through time control according to the production condition in the production line; thirdly, a differential pressure transmitter is arranged on the dust remover, and once the differential pressure transmitter detects that the differential pressure reaches a preset value, the blowing pulse valve is automatically started; however, the manual control of the dust remover wastes labor cost, and is easy to make wrong judgments, which causes equipment damage; the dust remover is started in a timing mode, the starting time of the dust remover needs to be set by the experience of technicians on production procedures, and when the production condition changes, the problem that the adjustment is not timely easily occurs; through the mode that differential pressure changer started, too rely on differential pressure changer again, in case the instrument damages and does not discover in time, will appear blowing pulse valve and can't start and then lead to equipment to damage.
Disclosure of Invention
In order to solve the problem that equipment is damaged due to the fact that the dust remover cannot be started correctly because the dust remover is started depending on personal ability of operators or too much depending on judgment of measuring instruments in the prior art, the invention provides the control method of the bag type dust remover, which is not limited by experience of the operators, can reduce the probability of the problem that the dust remover cannot be started correctly because of instrument damage, maximally reduce the failure rate of a system, and improve the working efficiency of a dust cleaning system. Meanwhile, the invention also discloses a dust removal system realized based on the control method of the bag type dust collector.
The technical scheme of the invention is as follows: a method of controlling a bag house, comprising the steps of:
s1: setting a differential pressure transmitter to monitor the pressure difference between the inlet side and the outlet side of the dust remover in real time, wherein the real-time pressure difference is set to be P;
it is characterized by also comprising the following steps:
s2: the dust remover is internally provided with N box bodies, and M pulse electromagnetic valves are arranged in each box body; then, grouping the pulse electromagnetic valves in the dust remover body according to the box body, namely N groups of the pulse electromagnetic valves;
s3: starting a timing dust removal mode;
the timing dust removal mode is that the electromagnetic valves in the N box bodies are sequentially started in a circulating mode from the first box body, and each box body is respectively subjected to dust removal, and the detailed steps comprise:
a 1: starting the j to j + d pulse electromagnetic valves in the ith box body;
wherein: i =1,.. N; j =1,.. am; d =0,.. major, M-1;
a 2: the pulse activation time of d pulse electromagnetic valves started in the ith box body every time is t;
a3：i= i+1；
a 4: circularly executing a 1-a 4 until i > N, and executing a 5;
a5: j=j+d+1；
a 6: circularly executing a 1-a 6 until all M electromagnetic valves of all N boxes are activated, stopping the timing dust removal mode, and executing the implementation pressure difference confirmation of the step S4;
s4: confirming the real-time pressure difference P;
comparing the real-time pressure difference P with a preset pressure difference threshold value Q;
if P is greater than or equal to Q, immediately re-executing step S3;
otherwise, starting the sleep mode;
s5: setting the sleep time of the sleep mode as Do;
stopping the work of all the pulse electromagnetic valves in all the box bodies, and waiting for the end of the dormancy time Do;
after the end of the sleep time Do, step S3 is re-executed.
It is further characterized in that:
after step a2, the following steps need to be performed:
after the pulse activation time t is finished, waiting time is entered, and the waiting time is WaitT;
after the waiting time WaitT ends, performing step a 3;
in step S3, when N =3, M =12, and d =0, the pulse activation time t is set to 150ms, and the waiting time WaitT is set to 20S;
in step S5, the sleep time Do is set to 60 min.
A dust removal system realized based on a control method of a bag type dust collector comprises the following steps: the bag-type dust collector comprises a bag-type dust collector body, a dust collector starting control module and a body control module; the bag-type dust collector is characterized in that a box body is arranged in the bag-type dust collector body, a blowing air bag assembly is arranged at the upper part of the box body, the blowing air bag assembly blows compressed air to a filter bag arranged in the box body through a control nozzle of a pulse electromagnetic valve, and a conical dust hopper is arranged below the filter bag and at the bottom of the box body; the bag-type dust collector body is also provided with a differential pressure transmitter which is connected with the inlet and the outlet of the bag-type dust collector body through pressure guide pipes; the body control module controls the pulse electromagnetic valve through a control panel cabinet, and the dust remover starting control module is connected with the differential pressure transmitter; the method is characterized in that:
the dust remover starts to have set up in the control module the mode of sack cleaner body, the mode of sack cleaner body includes: a timed dust removal mode and a sleep mode; the dust remover starting control module controls the bag-type dust remover body to circularly execute the timing dust removal mode and the sleep mode through the body control module, and the dust remover starting control module specifically comprises the following steps:
(1) the bag-type dust collector body is directly in the timing dust collection mode after being electrified and started;
(2) after the timing dust removal mode is executed once every time, detecting a real-time pressure difference P through the differential pressure transmitter; when the real-time pressure difference P is larger than or equal to a preset pressure difference threshold value Q, executing the timing dust removal mode once again;
otherwise, starting the sleep mode;
and (3) after the execution of the sleep mode is finished, starting the timing dust removal mode again, and executing the step (2).
It is further characterized in that:
after the timing dust removal mode is started, starting from the first box body, sequentially and circularly starting the electromagnetic valves with the specified number in the N box bodies, and respectively removing dust for each box body until all the electromagnetic valves in all the box bodies are started once, and ending the timing dust removal mode;
in the timing dust removal mode, after activating the pulse electromagnetic valves with the designated number in the box body, setting a waiting time WaitT; stopping activating any one of the pulse solenoid valves within the waiting time WaitT;
the sleep mode is to stop the operation of all the pulse solenoid valves within a specified sleep time Do.
According to the control method and the dust removal system of the bag type dust collector, the start of the timing dust removal mode and the sleep mode is controlled through the pressure difference, the start time of the dust collector is controlled, manual setting is not needed, and the start time error caused by manual judgment error is avoided; the differential pressure transmitter monitors the differential pressure of the dust remover in real time, when the differential pressure exceeds a preset threshold value, a timing dust removing mode is started in real time, otherwise, the dust remover enters a sleep mode; even if the differential pressure transmitter fails to detect the differential pressure, the timing dust removal mode can be started regularly after the sleep mode is ended, so that the probability of the problem that the dust remover cannot be started correctly due to instrument damage is reduced; through the combination of the pressure difference control mode and the time control mode, the failure rate of the system is reduced to the maximum extent, and the working efficiency of the ash cleaning system is improved.
Drawings
FIG. 1 is a schematic front view of a bag house;
FIG. 2 is a schematic diagram of the structure of the bag collector viewed from the right;
FIG. 3 is a schematic view of the dust removal system of the bag house of the present invention;
FIG. 4 is a schematic flow chart of a method of controlling a bag house of the present invention;
fig. 5 is a schematic view showing an embodiment of the flow of the control method of the bag house of the present invention.
Detailed Description
As shown in fig. 1 and 2, the bag-type dust collector of the present invention comprises a bag-type dust collector body 1 and a blowing air bag assembly 8 arranged at the top of the bag-type dust collector body 1, wherein the blowing air bag assembly 8 blows compressed air from inside to outside, the compressed air passes through a pulse electromagnetic valve (not marked in the figure) and is blown into a filter bag through a nozzle, such that dust attached to the outer surface of the filter bag (not marked in the figure) completely falls off from the surface of the bag under the action of vibration and reverse airflow generated by the expansion of the filter bag, and is collected in a conical ash hopper 9 at the lower part of the dust collector; the bag-type dust collector body 1 is also provided with a differential pressure transmitter 3 which is connected with an inlet 7 and an outlet 6 of the bag-type dust collector body 1 through pressure guide pipes.
In the technical scheme of the invention, the start of the bag type dust collector is controlled by the dust removal system of the bag type dust collector. As shown in fig. 3, the dust removal system of the bag-type dust collector comprises a dust collector start control module 4 and a body control module 5; the body control module 4 is communicated with a pulse electromagnetic valve in a blowing air bag assembly 8 arranged in the box body through a control panel cabinet 2, the dust remover starting control module 4 is connected with and controls a differential pressure transmitter 3, the high pressure side of the differential pressure transmitter 3 is connected with an inlet 7 of the bag-type dust remover body 1 through a pressure guide pipe, and the low pressure side is connected with an outlet 6 of the bag-type dust remover body 1;
the mode that has set up the sack cleaner body among the dust remover start control module 5, the mode of sack cleaner body includes: a timed dust removal mode and a sleep mode; the dust remover starting control module controls the bag-type dust remover body to circularly execute a timing dust removal mode and a dormant mode through the body control module, and the dust remover starting control module specifically comprises the following steps:
(1) the bag-type dust collector body is directly in a timing dust collection mode after being electrified and started;
(2) after the timing dust removal mode is executed once every time, detecting a real-time pressure difference P through a differential pressure transmitter; when the real-time pressure difference P is larger than or equal to the preset pressure difference threshold value Q, executing the timing dust removal mode again;
after the timing dust removal mode is started, starting from the first box body, sequentially and circularly starting the electromagnetic valves with the specified number in the N box bodies, and respectively removing dust for each box body until all the electromagnetic valves in all the box bodies are started once, and ending the timing dust removal mode;
in the timing dust removal mode, after activating a specified number of pulse electromagnetic valves in a box body, setting a waiting time WaitT; within the waiting time WaitT, stopping activating any pulse electromagnetic valve;
otherwise, starting the sleep mode; the sleep mode is that all the pulse electromagnetic valves stop working within the appointed sleep time Do;
after the execution of the sleep mode is finished, the timed dust removal mode is started again, and step (2) is executed.
The control method of the bag filter in the technical scheme of the invention is shown in fig. 4 and comprises the following steps:
s1: setting a differential pressure transmitter to monitor the pressure difference between the inlet side and the outlet side of the dust remover in real time, wherein the real-time pressure difference is set to be P;
s2: the dust remover is internally provided with N box bodies, and each box body is internally provided with M pulse electromagnetic valves; then, grouping the pulse electromagnetic valves in the dust remover body according to the box body, namely N groups of pulse electromagnetic valves;
s3: starting a timing dust removal mode;
the timing dust removal mode is that the electromagnetic valves in the N boxes are sequentially and circularly started from the first box at the inlet to the Nth box at the outlet, and each box is respectively subjected to dust removal, and the detailed steps comprise:
a 1: starting the j to j + d pulse electromagnetic valves in the ith box body;
wherein: i =1,.. N; j =1,.. am; d =0,.. major, M-1;
a 2: the pulse activation time of d pulse electromagnetic valves started in the ith box body every time is t;
after the pulse activation time t is finished every time, waiting time is entered, and the waiting time is WaitT;
after waiting time WaitT ends, performing step a 3;
a3：i= i+1；
a 4: circularly executing a 1-a 4 until i is greater than N, and executing a5 after j to j + d pulse electromagnetic valves in all N boxes are started once;
j = j + d +1, and the rest pulse electromagnetic valves which are not started yet are continuously activated;
if d is set, after the cycle of several rounds, the condition that j + d is more than or equal to M occurs, only starting all the pulse electromagnetic valves which are not started when the last round is started; the specific implementation mode is described by referring to the figure 5 of the attached drawings in the specification;
a 6: circularly executing a 1-a 6 until all M electromagnetic valves of all N boxes are activated, stopping the timing dust removal mode, and executing the implementation pressure difference confirmation of the step S4;
s4: confirming a real-time pressure difference P;
comparing the real-time pressure difference P with a preset pressure difference threshold value Q;
if P is greater than or equal to Q, immediately re-executing step S3;
otherwise, starting the sleep mode;
s5: setting the sleep time of the sleep mode as Do;
stopping the work of all the pulse electromagnetic valves in all the box bodies, and waiting for the end of the sleep time Do;
after the end of the sleep time Do, step S3 is re-executed.
The number d of the solenoid valves activated each time is set according to the quality condition of the dust-containing air to be purified and the time required by each cycle; in each round of timing dust removal mode, d pulse electromagnetic valves are respectively selected from a first box body to a last box body for dust removal; if dust is accumulated in a dust removal bag in the box body for a long time, then all pulse electromagnetic valves in all the box bodies are started together for dust removal, so that the electric energy and compressed air in the dust remover are excessively consumed; the dust is removed simultaneously after being accumulated for a long time, the dust removal bag can be blocked, the service life of the dust removal bag can be shortened, and the excessive accumulated dust can cause leakage and damage other parts of the dust remover; however, the dust is removed too frequently, and the excessive energy loss can be caused when the dust accumulation amount on the dust removal bag is very small; in the technical scheme of the invention, in each round of timing dust removal mode, after dust is accumulated in a short period of time, all the box bodies can be rapidly and uniformly removed, namely, the energy consumption of the system is reduced, and the service life of the dust removal bag can be prolonged; the setting of the pulse activation time t, the waiting time WaitT and the dormancy time Do is required to be set according to the specific condition of the system, and the dust accumulation amount on the dust removal bag is controlled by setting the waiting time WaitT and the dormancy time Do to be 60 min.
As shown in fig. 5, in a specific embodiment, when N =3, M =12, d =0, the pulse activation time is set to 150ms for t, and the waiting time is set to 20s for WaitT; the sleep time Do is set to 60 min.
Compressed air is injected into the filter bag through a nozzle by controlling an air cylinder of a pulse electromagnetic valve in the injection air bag assembly 8; in 3 boxes, there are 36 pulse solenoid valves, and the marks are respectively: 1# -3 # box, 1# -36 # pulse valve, after the timing dust removal mode starts, the pulse solenoid valve start-up sequence is:
blowing by a 1# pulse valve of a 1# box body, enabling the time t =150ms, closing the box body after the time t =150ms, and delaying for 20S;
blowing by a No. 2 box and a No. 1 pulse valve, enabling the time t =150ms, closing the box after the time t, and delaying for 20S;
blowing by a No. 3 box and a No. 1 pulse valve, enabling the time t =150ms, closing the box after the time t =150ms, and delaying for 20S;
blowing by a No. 1 box body and a No. 2 pulse valve, enabling the time t =150ms, closing the box body, and delaying for 20S;
blowing by a 2# pulse valve of a 2# box body, enabling the time t =150ms, closing the box body after the time t =150ms, and delaying for 20S;
blowing by a 3# box body and a 2# pulse valve, enabling the time t =150ms, then closing, and delaying for 20S;
……
blowing by a 12# pulse valve of a 1# box body, enabling the time t =150ms, closing the box body after the time t, and delaying for 20S;
blowing by using a 12# pulse valve of a 2# box body, enabling the time t =150ms, closing the box body after the time t, and delaying for 20S;
the 3# box 12# pulse valve was blown with an activation time t =150ms, then closed with a delay of 20S.
After the first round of timing dust removal mode is finished, comparing the real-time pressure difference P with a preset pressure difference threshold value Q, if P is smaller than Q, indicating that the concentration of dust accumulated in the dust remover does not reach the threshold value, enabling the dust remover body to enter a sleep mode, restarting the dust remover body 1 after 60min intervals, and performing the first round of timing dust removal mode again; if P is greater than Q, indicating that the dust concentration accumulated inside the duster is too high, the second round of timed dusting mode is immediately performed. In the process, even if the differential pressure transmitter fails to cause the error of differential pressure detection, the dust remover body 1 can be circulated in a timing dust removal mode and a sleep mode and started at a timing, so that the situation that the dust remover body 1 cannot be started all the time can be avoided, and the probability of the problem that the dust remover cannot be started correctly due to instrument damage is greatly reduced; the whole process does not need manual control and is not limited by the capability of technicians.
Claims (8)
1. A method of controlling a bag house, comprising the steps of:
s1: setting a differential pressure transmitter to monitor the pressure difference between the inlet side and the outlet side of the dust remover in real time, wherein the real-time pressure difference is set to be P;
it is characterized by also comprising the following steps:
s2: the dust remover is internally provided with N box bodies, and M pulse electromagnetic valves are arranged in each box body; then, grouping the pulse electromagnetic valves in the dust remover body according to the box body, namely N groups of the pulse electromagnetic valves;
s3: starting a timing dust removal mode;
the timing dust removal mode is that the electromagnetic valves in the N box bodies are sequentially started in a circulating mode from the first box body, and each box body is respectively subjected to dust removal, and the detailed steps comprise:
a 1: starting the j to j + d pulse electromagnetic valves in the ith box body;
wherein: i =1,.. N; j =1,.. am; d =0,.. major, M-1;
a 2: the pulse activation time of d pulse electromagnetic valves started in the ith box body every time is t;
a3：i= i+1；
a 4: circularly executing a 1-a 4 until i > N, and executing a 5;
a5: j=j+d+1；
a 6: circularly executing a 1-a 6 until all M electromagnetic valves of all N boxes are activated, stopping the timing dust removal mode, and executing the implementation pressure difference confirmation of the step S4;
s4: confirming the real-time pressure difference P;
comparing the real-time pressure difference P with a preset pressure difference threshold value Q;
if P is greater than or equal to Q, immediately re-executing step S3;
otherwise, starting the sleep mode;
s5: setting the sleep time of the sleep mode as Do;
stopping the work of all the pulse electromagnetic valves in all the box bodies, and waiting for the end of the dormancy time Do;
after the end of the sleep time Do, step S3 is re-executed.
2. The method of controlling a bag house as set forth in claim 1, wherein: after step a2, the following steps need to be performed:
after the pulse activation time t is finished, waiting time is entered, and the waiting time is WaitT;
after the waiting time WaitT is over, step a3 is executed.
3. The method of controlling a bag house as set forth in claim 1, wherein: in step S3, when N =3, M =12, and d =0, the pulse activation time t is set to 150ms, and the waiting time WaitT is set to 20S.
4. The method of controlling a bag house as set forth in claim 1, wherein: in step S5, the sleep time Do is set to 60 min.
5. The dust removal system implemented based on the control method of the bag house according to claim 1, which comprises: the bag-type dust collector comprises a bag-type dust collector body, a dust collector starting control module and a body control module; the bag-type dust collector is characterized in that a box body is arranged in the bag-type dust collector body, a blowing air bag assembly is arranged at the upper part of the box body, the blowing air bag assembly blows compressed air to a filter bag arranged in the box body through a control nozzle of a pulse electromagnetic valve, and a conical dust hopper is arranged below the filter bag and at the bottom of the box body; the bag-type dust collector body is also provided with a differential pressure transmitter which is connected with the inlet and the outlet of the bag-type dust collector body through pressure guide pipes; the body control module controls the pulse electromagnetic valve through a control panel cabinet, and the dust remover starting control module is connected with the differential pressure transmitter; the method is characterized in that:
the dust remover starts to have set up in the control module the mode of sack cleaner body, the mode of sack cleaner body includes: a timed dust removal mode and a sleep mode; the dust remover starting control module controls the bag-type dust remover body to circularly execute the timing dust removal mode and the sleep mode through the body control module, and the dust remover starting control module specifically comprises the following steps:
(1) the bag-type dust collector body is directly in the timing dust collection mode after being electrified and started;
(2) after the timing dust removal mode is executed once every time, detecting a real-time pressure difference P through the differential pressure transmitter; when the real-time pressure difference P is larger than or equal to a preset pressure difference threshold value Q, executing the timing dust removal mode once again;
otherwise, starting the sleep mode;
and (3) after the execution of the sleep mode is finished, starting the timing dust removal mode again, and executing the step (2).
6. The control method of a bag house as set forth in claim 5, wherein: after the timing dust removal mode is started, starting from the first box body, starting the electromagnetic valves with the specified number in the N box bodies in sequence in a circulating manner, and respectively removing dust for each box body until all the electromagnetic valves in all the box bodies are started once, and then ending the timing dust removal mode.
7. The control method of a bag house as set forth in claim 5, wherein: in the timing dust removal mode, after activating the pulse electromagnetic valves with the designated number in the box body, setting a waiting time WaitT; and stopping activating any one pulse solenoid valve within the waiting time WaitT.
8. The control method of a bag house as set forth in claim 5, wherein: the sleep mode is to stop the operation of all the pulse solenoid valves within a specified sleep time Do.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112268582A (en) * | 2020-10-22 | 2021-01-26 | 张恩然 | Dust collecting equipment intelligent monitoring analysis management system based on big data |
| CN112596433A (en) * | 2020-12-10 | 2021-04-02 | 广西金川有色金属有限公司 | Control system and method for multi-zone dispersed multi-bag dust collector |
| CN113210109A (en) * | 2021-03-24 | 2021-08-06 | 隆德县方圆养殖有限公司 | Comprehensive utilization process for crushing and processing straw branch wastes |
| CN115781380A (en) * | 2022-10-09 | 2023-03-14 | 宁德时代新能源科技股份有限公司 | Dust removal control method and device, winding system, controller and storage medium |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102049164A (en) * | 2009-10-28 | 2011-05-11 | 上海冶金矿山机械厂 | Online blowing control method for bag-type dust remover |
| CN202942749U (en) * | 2012-11-29 | 2013-05-22 | 北京中兴东方环保科技有限公司 | Double-air-inlet type bag dust collector |
| CN105688531A (en) * | 2014-11-28 | 2016-06-22 | 上海袋式除尘配件有限公司 | A pressure difference-timing sequence mixed control method for a bag type dust collector |
| CN207203689U (en) * | 2017-07-27 | 2018-04-10 | 广州市番禺盛达穗南有限公司 | Pulsed bag-type dust equipment |
| CN208244293U (en) * | 2017-09-30 | 2018-12-18 | 大唐东北电力试验研究所有限公司 | A kind of electricity changes a bag dust pelletizing system |
-
2019
- 2019-12-11 CN CN201911268999.7A patent/CN110975441A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102049164A (en) * | 2009-10-28 | 2011-05-11 | 上海冶金矿山机械厂 | Online blowing control method for bag-type dust remover |
| CN202942749U (en) * | 2012-11-29 | 2013-05-22 | 北京中兴东方环保科技有限公司 | Double-air-inlet type bag dust collector |
| CN105688531A (en) * | 2014-11-28 | 2016-06-22 | 上海袋式除尘配件有限公司 | A pressure difference-timing sequence mixed control method for a bag type dust collector |
| CN207203689U (en) * | 2017-07-27 | 2018-04-10 | 广州市番禺盛达穗南有限公司 | Pulsed bag-type dust equipment |
| CN208244293U (en) * | 2017-09-30 | 2018-12-18 | 大唐东北电力试验研究所有限公司 | A kind of electricity changes a bag dust pelletizing system |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112268582A (en) * | 2020-10-22 | 2021-01-26 | 张恩然 | Dust collecting equipment intelligent monitoring analysis management system based on big data |
| CN112596433A (en) * | 2020-12-10 | 2021-04-02 | 广西金川有色金属有限公司 | Control system and method for multi-zone dispersed multi-bag dust collector |
| CN113210109A (en) * | 2021-03-24 | 2021-08-06 | 隆德县方圆养殖有限公司 | Comprehensive utilization process for crushing and processing straw branch wastes |
| CN115781380A (en) * | 2022-10-09 | 2023-03-14 | 宁德时代新能源科技股份有限公司 | Dust removal control method and device, winding system, controller and storage medium |
| CN115781380B (en) * | 2022-10-09 | 2023-10-20 | 宁德时代新能源科技股份有限公司 | Dust removal control method and device, winding system, controller and storage medium |
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