CN110132809A - A kind of cabinet dust analysis system and method - Google Patents
A kind of cabinet dust analysis system and method Download PDFInfo
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- CN110132809A CN110132809A CN201910359424.XA CN201910359424A CN110132809A CN 110132809 A CN110132809 A CN 110132809A CN 201910359424 A CN201910359424 A CN 201910359424A CN 110132809 A CN110132809 A CN 110132809A
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- 239000000428 dust Substances 0.000 title claims abstract description 164
- 238000004458 analytical method Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000004891 communication Methods 0.000 claims abstract description 31
- 239000008187 granular material Substances 0.000 claims abstract description 8
- 238000012545 processing Methods 0.000 claims abstract description 8
- 238000005516 engineering process Methods 0.000 claims abstract description 6
- 238000009825 accumulation Methods 0.000 claims description 33
- 239000002245 particle Substances 0.000 claims description 18
- 238000012544 monitoring process Methods 0.000 claims description 16
- 238000012937 correction Methods 0.000 claims description 9
- 238000005259 measurement Methods 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000004364 calculation method Methods 0.000 claims description 3
- 230000001186 cumulative effect Effects 0.000 claims description 3
- 238000003556 assay Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
- G01N15/075—Investigating concentration of particle suspensions by optical means
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Abstract
The present invention relates to electric cabinet maintenance technology field, a kind of cabinet dust analysis system and method are specifically disclosed.A kind of cabinet dust analysis system, the system includes laser dust transmitter, PLC programmable controller, remote communication module and monitor terminal, wherein, laser dust transmitter is connected by bus with PLC programmable controller, and provides the real-time concentration value of at least two dust granules for PLC programmable controller；PLC programmable controller is connected by bus with remote communication module, and the amount of dust obtained after PLC programmable controller data processing and/or warning message are made, and is wirelessly transmitted to monitor terminal by remote communication module.A kind of cabinet dust analysis system and method for the present invention, cabinet that can be more demanding to internal cleannes carry out long-range dust analysis, and the system and method is simple, can effectively solve the problem that amount of dust assay and processing problem in accurate cabinet.
Description
Technical field
The invention belongs to electric cabinet maintenance technology fields, and in particular to a kind of cabinet dust analysis system and method.
Background technique
It is more demanding to internal cleannes for the collecting and distributing control cabinet (DCS) of process control and power cabinet, it is transported in power station
During row, lead to server outage or power source trip situation since interior of equipment cabinet dust stratification is serious frequent occurrence, it is raw to electric power
Production causes serious adverse effect.Equally, communication system cabinet requires running environment very high, if dust over time in cabinet
It is exceeded, it is difficult to guarantee that communication cabinet is run steadily in the long term.Therefore, it is necessary to invent a set of energy real-time detection interior of equipment cabinet product
The assay model of grey levels of accumulation provides operations staff deashing Judging index, instructs cabinet to safeguard with the data of science
Work.
Summary of the invention
The purpose of the present invention is to provide a kind of cabinet dust analysis system and methods, solve the amount of dust in accurate cabinet
Assay and processing problem.
Technical scheme is as follows: a kind of cabinet dust analysis system, the system include laser dust transmitter,
PLC programmable controller, remote communication module and monitor terminal, wherein laser dust transmitter can be compiled by bus with PLC
Range controller is connected, and provides the real-time concentration value of at least two dust granules for PLC programmable controller；PLC is programmable
Controller is connected by bus with remote communication module, make the amount of dust obtained after PLC programmable controller data processing and/
Or warning message, monitor terminal is wirelessly transmitted to by remote communication module.
The laser dust transmitter can in real-time measurement cabinet dust granule PM1.0, PM2.5 and PM10 concentration
Value, and by RS485 bus, it is transmitted to PLC programmable controller.
The system further includes mobile terminal, and the mobile terminal is transmitted by gsm wireless and remote communication module
It is communicated.
The PLC programmable controller is connected by RS485 bus with remote communication module；The telecommunication
Module is wirelessly transferred by GPRS and is communicated with monitor terminal.
The PLC programmable controller is siemens PLC；The remote communication module is Ju Kong company
GRM200G。
A kind of cabinet dust analysis method, this method specifically comprise the following steps:
Step 1 carries out real-time monitoring to dust in cabinet using laser dust transmitter；
The early warning value of step 2, the different dust particles concentration of setting, and be more than to carry out early warning after early warning value；
Step 3 after different dust granule concentration values are less than early warning value in monitoring cabinet, utilizes PLC PLC technology
Device carries out data processing to the dust in cabinet, obtains dust accumulation amount, and be more than transmission report after dust accumulation amount alarming value
Alert signal；
Step 4, after obtaining warning message, cabinet dust is cleared up.
The step 1 specifically includes:
Using the laser dust transmitter being mounted in cabinet, real-time monitoring is carried out to the dust in cabinet, wherein laser
Dust transmitter can carry out real-time monitoring to tri- kinds of particle concentrations of PM1.0, PM2.5 and PM10.
The step 2 specifically includes:
The early warning value of three kinds of dust particles concentration in step 2.1, setting cabinet；
The dust concentration early warning value of PM1.0, PM2.5 and PM10 in cabinet are set as A1, A2.5 and A10；
Step 2.2, detect different dust particles concentration be more than corresponding early warning value after, pass through remote communication module
Issue alarm signal；
When tri- kinds of dust particles concentration of PM1.0, PM2.5 and PM10 at least one of laser dust transmitter real-time monitoring
A when being more than its corresponding setting early warning value A1, A2.5 and A10, PLC programmable controller will be corresponding using remote communication module
Alarm signal be sent to monitor terminal and/or mobile terminal.
The specific steps of PM2.5 dust accumulation amount in the step 3 are as follows:
When the concentration of PM2.5 is less than its early warning value in step 3.1, cabinet, the calculating of dust accumulation amount is carried out, and be more than
When alarming value, alarm；
Step 3.1.1, the alarming value of PM2.5 dust concentration cumulant is set as AL1；
Step 3.1.2, the real-time concentration of PM2.5 dust in cabinet is monitored, and when it is less than early warning value A2.5, every
A period of time carries out the measurement of dust concentration value；
If the volume of control element is V1 in cabinet, every 5s, the dense of 1 PM2.5 is read using PLC programmable controller
Angle value, and it is labeled as W2.5；
Step 3.1.3, the PM1.0 grain value floated in cabinet is rejected；
PM1.0 concentration value includes the dust concentration of 0.001~0.1um of particle diameter, when carrying out amount of dust cumulative calculation,
Correction factor X1 is set to reject the concentration value of PM1, wherein correction factor X1 is related to the concentration value of PM1.0；
Step 3.1.4, PM2.5 dust accumulation amount is obtained；
Using following formula formula, the dust accumulation amount H1 of PM2.5 is obtained are as follows:
H1=∑ (W2.5- (X1) * (W1)) * (V1)
Wherein, W2.5 is the PM2.5 dust concentration value every 5s；X1 is correction factor；W1 is dense for the PM1 dust every 5s
Angle value；V1 is the volume of control element in cabinet；
Step 3.1.5, when the dust accumulation amount H1 of PM2.5 is more than the alarming value AL1 of equipment, telecommunication mould is utilized
Block sends alarm signal to monitor terminal and/or mobile terminal.
The specific steps of PM10 dust accumulation amount in the step 3 are as follows:
When the concentration of PM10 is less than its early warning value in step 3.2, cabinet, the calculating of dust accumulation amount is carried out, and be more than
When alarming value, alarm；
Step 3.2.1, the alarming value of PM10 dust concentration cumulant is set as AL2；
Step 3.2.2, the real-time concentration of PM10 dust in cabinet is monitored, and when it is less than early warning value A10, Mei Geyi
The section time carries out the measurement of dust concentration value；
If the volume of control element is V1 in cabinet, every 5s, the dense of 1 PM10 is read using PLC programmable controller
Angle value, and it is labeled as W10；
Step 3.2.3, PM10 dust accumulation amount is obtained；
Using following formula formula, the dust accumulation amount H2 of PM10 is obtained are as follows:
H2=∑ (W10-W2.5)) * (V1)
Wherein, W10 is the PM10 dust concentration value every 5s；W2.5 is the PM2.5 dust concentration value every 5s；V1 is machine
The volume of control element in cabinet；
Step 3.1.5, when the dust accumulation amount H2 of PM10 is more than the alarming value AL2 of equipment, using remote communication module,
Alarm signal is sent to monitor terminal and/or mobile terminal.
Remarkable result of the invention is: a kind of cabinet dust analysis system and method for the present invention, can be internal
Cleannes more demanding cabinet in portion's carries out long-range dust analysis, and the system and method is simple, can effectively solve the problem that accurate cabinet
Interior amount of dust assay and processing problem.
Detailed description of the invention
Fig. 1 is a kind of cabinet dust analysis system schematic of the present invention；
In figure: 1, laser dust transmitter；2, PLC programmable controller；3, remote communication module；4, monitor terminal；5,
Mobile terminal.
Specific embodiment
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
A kind of cabinet dust analysis system, including laser dust transmitter 1, PLC programmable controller 2, telecommunication mould
Block 3 and monitor terminal 4, wherein laser dust transmitter 1 is connected by RS485 bus with PLC programmable controller 2, is swashed
Light dust transmitter can real-time measurement go out the mass concentration of dust in cabinet, the concentration including PM1.0, PM2.5 and PM10, and
By RS485 bus, sends data to and carry out Data Analysis Services in PLC programmable controller 2, and with amount of dust accumulated value
Pass through the remote communication module that is connected with PLC programmable controller 2 as monitor control index, and by above-mentioned three kinds of dust concentration values
3 are sent to monitoring computer 4 and mobile terminal 5, wherein PLC programmable controller 2 is siemens PLC, can be used
Tri- kinds of real-time concentration monitor values of PM1.0, PM2.5 and PM10 are transmitted to the GRM200G telecommunication of Ju Kong company by RS485 bus
After module 3, it is wirelessly transferred by GPRS and three kinds of concentration values is transmitted to computer monitor end, meanwhile, it will be dense by gsm wireless transmission
After angle value and warning message are sent to mobile terminal 5, maintain easily personnel placement time window and deashing operation is carried out to cabinet.
A kind of cabinet dust analysis method, this method specifically comprise the following steps:
Step 1 carries out real-time monitoring to dust in cabinet using laser dust transmitter；
Using the laser dust transmitter being mounted in cabinet, real-time monitoring is carried out to the dust in cabinet, wherein laser
Dust transmitter can carry out real-time monitoring to tri- kinds of particle concentrations of PM1.0, PM2.5 and PM10；
The early warning value of step 2, the different dust particles concentration of setting, and be more than to carry out early warning after early warning value；
The early warning value of three kinds of dust particles concentration in step 2.1, setting cabinet；
The dust concentration early warning value of PM1.0, PM2.5 and PM10 in cabinet are set as A1, A2.5 and A10；
Step 2.2, detect different dust particles concentration be more than corresponding early warning value after, pass through remote communication module
Issue alarm signal；
When tri- kinds of dust particles concentration of PM1.0, PM2.5 and PM10 at least one of laser dust transmitter real-time monitoring
A when being more than its corresponding setting early warning value A1, A2.5 and A10, PLC programmable controller will be corresponding using remote communication module
Alarm signal be sent to monitor terminal and/or mobile terminal；
Step 3 after different dust granule concentration values are less than early warning value in monitoring cabinet, utilizes PLC PLC technology
Device carries out data processing to the dust in cabinet, obtains dust accumulation amount, and be more than transmission report after dust accumulation amount alarming value
Alert signal；
When the concentration of PM2.5 is less than its early warning value in step 3.1, cabinet, the calculating of dust accumulation amount is carried out, and be more than
When alarming value, alarm；
Step 3.1.1, the alarming value of PM2.5 dust concentration cumulant is set as AL1；
Step 3.1.2, the real-time concentration of PM2.5 dust in cabinet is monitored, and when it is less than early warning value A2.5, every
A period of time carries out the measurement of dust concentration value；
If the volume of control element is V1 in cabinet, every 5s, the dense of 1 PM2.5 is read using PLC programmable controller
Angle value, and it is labeled as W2.5；
Step 3.1.3, the PM1.0 grain value floated in cabinet is rejected；
PM1.0 concentration value includes the dust concentration of 0.001~0.1um of particle diameter, when carrying out amount of dust cumulative calculation,
Correction factor X1 is set to reject the concentration value of PM1, wherein correction factor X1 is related to the concentration value of PM1.0；
Step 3.1.4, PM2.5 dust accumulation amount is obtained；
Using following formula formula, the dust accumulation amount H1 of PM2.5 is obtained are as follows:
H1=∑ (W2.5- (X1) * (W1)) * (V1)
Wherein, W2.5 is the PM2.5 dust concentration value every 5s；X1 is correction factor；W1 is dense for the PM1 dust every 5s
Angle value；V1 is the volume of control element in cabinet；
Step 3.1.5, when the dust accumulation amount H1 of PM2.5 is more than the alarming value AL1 of equipment, telecommunication mould is utilized
Block sends alarm signal to monitor terminal and/or mobile terminal；
When the concentration of PM10 is less than its early warning value in step 3.2, cabinet, the calculating of dust accumulation amount is carried out, and be more than
When alarming value, alarm；
Step 3.2.1, the alarming value of PM10 dust concentration cumulant is set as AL2；
Step 3.2.2, the real-time concentration of PM10 dust in cabinet is monitored, and when it is less than early warning value A10, Mei Geyi
The section time carries out the measurement of dust concentration value；
If the volume of control element is V1 in cabinet, every 5s, the dense of 1 PM10 is read using PLC programmable controller
Angle value, and it is labeled as W10；
Step 3.2.3, PM10 dust accumulation amount is obtained；
Using following formula formula, the dust accumulation amount H2 of PM10 is obtained are as follows:
H2=∑ (W10-W2.5)) * (V1)
Wherein, W10 is the PM10 dust concentration value every 5s；W2.5 is the PM2.5 dust concentration value every 5s；V1 is machine
The volume of control element in cabinet；
Step 3.1.5, when the dust accumulation amount H2 of PM10 is more than the alarming value AL2 of equipment, using remote communication module,
Alarm signal is sent to monitor terminal and/or mobile terminal；
Step 4, after obtaining warning message, cabinet dust is cleared up；
Alarm signal is sent to monitor terminal and/or mobile terminal by GRM200G remote communication module, facilitates O&M people
Member arranges time window to carry out deashing operation to cabinet.
Claims (10)
1. a kind of cabinet dust analysis system, it is characterised in that: the system includes laser dust transmitter (1), PLC programmable control
Device (2), remote communication module (3) and monitor terminal (4) processed, wherein laser dust transmitter (1) can by bus and PLC
Programmable controller (2) is connected, and provides the real-time concentration value of at least two dust granules for PLC programmable controller (2)；
PLC programmable controller (2) is connected by bus with remote communication module (3), is made at PLC programmable controller (2) data
The amount of dust and/or warning message obtained after reason is wirelessly transmitted to monitor terminal (4) by remote communication module (3).
2. a kind of cabinet dust analysis system according to claim 1, it is characterised in that: the laser dust transmitter
(1) it the concentration value of dust granule PM1.0, PM2.5 and PM10 can be transmitted to and by RS485 bus in real-time measurement cabinet
PLC programmable controller (2).
3. a kind of cabinet dust analysis system according to claim 1, it is characterised in that: the system further includes movement
Terminal (5), the mobile terminal (5) are transmitted by gsm wireless and are communicated with remote communication module (3).
4. a kind of cabinet dust analysis system according to claim 1, it is characterised in that: the PLC PLC technology
Device (2) is connected by RS485 bus with remote communication module (3)；The remote communication module (3) is wirelessly passed by GPRS
It is defeated to be communicated with monitor terminal (4).
5. a kind of cabinet dust analysis system according to claim 1, it is characterised in that: the PLC PLC technology
Device (2) is siemens PLC；The remote communication module (3) is Ju Kong company GRM200G.
6. a kind of cabinet dust analysis method, it is characterised in that: this method specifically comprises the following steps:
Step 1 carries out real-time monitoring to dust in cabinet using laser dust transmitter；
The early warning value of step 2, the different dust particles concentration of setting, and be more than to carry out early warning after early warning value；
Step 3 after different dust granule concentration values are less than early warning value in monitoring cabinet, utilizes PLC programmable controller pair
Dust in cabinet carries out data processing, obtains dust accumulation amount, and be more than transmission alarm signal after dust accumulation amount alarming value
Number；
Step 4, after obtaining warning message, cabinet dust is cleared up.
7. a kind of cabinet dust analysis method according to claim 6, it is characterised in that: the step 1 specifically includes:
Using the laser dust transmitter being mounted in cabinet, real-time monitoring is carried out to the dust in cabinet, wherein laser dust
Transmitter can carry out real-time monitoring to tri- kinds of particle concentrations of PM1.0, PM2.5 and PM10.
8. a kind of cabinet dust analysis method according to claim 7, it is characterised in that: the step 2 specifically includes:
The early warning value of three kinds of dust particles concentration in step 2.1, setting cabinet；
The dust concentration early warning value of PM1.0, PM2.5 and PM10 in cabinet are set as A1, A2.5 and A10；
Step 2.2, detect different dust particles concentration be more than corresponding early warning value after, issued by remote communication module
Alarm signal；
When at least one is super for tri- kinds of dust particles concentration of PM1.0, PM2.5 and PM10 of laser dust transmitter real-time monitoring
When crossing its corresponding setting early warning value A1, A2.5 and A10, PLC programmable controller will be reported accordingly using remote communication module
Alert signal is sent to monitor terminal and/or mobile terminal.
9. a kind of cabinet dust analysis method according to claim 6, it is characterised in that: PM2.5 ash in the step 3
The specific steps of dirt cumulant are as follows:
When the concentration of PM2.5 is less than its early warning value in step 3.1, cabinet, the calculating of dust accumulation amount is carried out, and be more than alarm
When value, alarm；
Step 3.1.1, the alarming value of PM2.5 dust concentration cumulant is set as AL1；
Step 3.1.2, the real-time concentration of PM2.5 dust in cabinet is monitored, and when it is less than early warning value A2.5, every one section
Time carries out the measurement of dust concentration value；
If the volume of control element is V1 in cabinet, every 5s, the concentration of 1 PM2.5 is read using PLC programmable controller
Value, and it is labeled as W2.5；
Step 3.1.3, the PM1.0 grain value floated in cabinet is rejected；
PM1.0 concentration value includes the dust concentration of 0.001~0.1um of particle diameter, when carrying out amount of dust cumulative calculation, setting
Correction factor X1 is to reject the concentration value of PM1, wherein correction factor X1 is related to the concentration value of PM1.0；
Step 3.1.4, PM2.5 dust accumulation amount is obtained；
Using following formula formula, the dust accumulation amount H1 of PM2.5 is obtained are as follows:
H1=∑ (W2.5- (X1) * (W1)) * (V1)
Wherein, W2.5 is the PM2.5 dust concentration value every 5s；X1 is correction factor；W1 is the PM1 dust concentration every 5s
Value；V1 is the volume of control element in cabinet；
Step 3.1.5, when the dust accumulation amount H1 of PM2.5 is more than the alarming value AL1 of equipment, using remote communication module, to
Monitor terminal and/or mobile terminal send alarm signal.
10. according to right want 6 described in a kind of cabinet dust analysis method, it is characterised in that: PM10 dust in the step 3
The specific steps of cumulant are as follows:
When the concentration of PM10 is less than its early warning value in step 3.2, cabinet, the calculating of dust accumulation amount is carried out, and be more than alarm
When value, alarm；
Step 3.2.1, the alarming value of PM10 dust concentration cumulant is set as AL2；
Step 3.2.2, the real-time concentration of PM10 dust in cabinet is monitored, and when it is less than early warning value A10, when one section
Between carry out the measurement of dust concentration value；
If the volume of control element is V1 in cabinet, every 5s, the concentration value of 1 PM10 is read using PLC programmable controller,
And it is labeled as W10；
Step 3.2.3, PM10 dust accumulation amount is obtained；
Using following formula formula, the dust accumulation amount H2 of PM10 is obtained are as follows:
H2=∑ (W10-W2.5)) * (V1)
Wherein, W10 is the PM10 dust concentration value every 5s；W2.5 is the PM2.5 dust concentration value every 5s；V1 is in cabinet
The volume of control element；
Step 3.1.5, when the dust accumulation amount H2 of PM10 is more than the alarming value AL2 of equipment, using remote communication module, to prison
Control terminal and/or mobile terminal send alarm signal.
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| CN201910359424.XA CN110132809A (en) | 2019-04-30 | 2019-04-30 | A kind of cabinet dust analysis system and method |
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ID=67575844
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| CN115061442A (en) * | 2022-07-26 | 2022-09-16 | 西安西热锅炉环保工程有限公司 | A kind of ash cleaning control system based on sub-chamber terminal |
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