CN102188867A - System for monitoring and evaluating operational efficiency grade of bag type dust remover - Google Patents
System for monitoring and evaluating operational efficiency grade of bag type dust remover Download PDFInfo
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- CN102188867A CN102188867A CN2011100881994A CN201110088199A CN102188867A CN 102188867 A CN102188867 A CN 102188867A CN 2011100881994 A CN2011100881994 A CN 2011100881994A CN 201110088199 A CN201110088199 A CN 201110088199A CN 102188867 A CN102188867 A CN 102188867A
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Abstract
The invention relates to a system for monitoring and evaluating the operational efficiency grade of a bag type dust remover, in particular to a system for monitoring the working condition of the bag type dust remover in a real-time online manner and for evaluating the operational efficiency grade of the bag type dust remover. The invention aims at solving the problem of providing a system for real-time monitoring of operational efficiency of the bag type dust remover and for quick evaluation of the operational efficiency grade of the bag type dust remover. The adopted scheme is as follows: the system comprises an automatic monitoring device for the operational efficiency grade of the bag type dust remover and a computer system, wherein the automatic monitoring device can realize the automatic real-time measurement of a working current value of a draught fan and the pressure difference value between an inlet and an outlet of the bag type dust remover in working and communicates with the special computer system; through the communication between the computer system and the automatic monitoring device, the setting and the data transfer of the automatic monitoring device are completed; and the quick evaluation of the operational efficiency grade of the bag type dust remover is realized by storing, analyzing and evaluating collected data in real time and outputting evaluation results through the computer system.
Description
Technical field
The monitoring and the evaluating system of fiber bag precipitator operational efficiency grade of the present invention are specifically related to a kind of to the working condition real time on-line monitoring of sack cleaner and the system that its operating efficiency grade is assessed.
Background technology
Sack cleaner is that outer power forces the flue gas that contains dust to pass filter cloth, the particle grades of the dirt that decision is removed according to the density degree of filter cloth, the correct efficiency of dust collection of this deduster that uses can reach more than 95%, but reason owing to easy obstruction of the filter cloth of deduster own and architectural feature, equipment is in the space of a sealing, people can not observe cloth bag intuitively and pollute and damaged situation, have seriously influenced the operational efficiency of deduster.Also there is not correlation technique to monitor and to assess at present to its operating efficiency grade.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, problem to be solved provides a kind ofly monitors in real time to the fiber bag precipitator operational efficiency, and its operational efficiency grade is carried out the system of rapid evaluation.
In order to address the above problem, the scheme that the present invention adopts is: the monitoring and evaluation system of fiber bag precipitator operational efficiency grade, it comprises: the automatic detection device and the computer system of fiber bag precipitator operational efficiency grade, automatic detection device is a kind of monitoring device that can work alone, inlet and outlet pressure difference when realizing the work of automatic real-time measurement air-introduced machine working current value and sack cleaner, and communicate by letter with dedicated computer system; Communicate by letter with automated watch-keeping facility by computer system, finish setting and transfer of data automated watch-keeping facility; By computer system image data is carried out real-time storage, analysis, assessment, the output assessment result realizes the rapid evaluation to fiber bag precipitator operational efficiency grade.
The appraisal procedure of aforementioned calculation machine system is as follows:
The first step, the foundation in assessment data storehouse;
Inlet and outlet pressure when at first, importing current fiber bag precipitator air-introduced machine load current value A and sack cleaner operate as normal
Difference D;
Then, read air-introduced machine working current value B in real time, and calculate air-introduced machine current capacity rate C=(air-introduced machine worker in real time
Make current value B/ air-introduced machine load current value A) * 100%; Statistics draws the numerical value of air-introduced machine current capacity rate and the current relationship database of various operational efficiency states;
Simultaneously, read sack cleaner when work inlet and outlet pressure difference E in real time, and inlet and outlet pressure difference D during inlet and outlet pressure difference E/ sack cleaner operate as normal when calculating the work of sack cleaner pressure state F=(sack cleaner in real time) * 100%; Statistics draws the numerical value of sack cleaner pressure state and the pressure dependence database of various operational efficiency states;
At last, by analyzing current relationship database and pressure dependence database, by superimposed current relational database and pressure dependence database, with real-time air-introduced machine current capacity rate C and real-time sack cleaner pressure state F addition, institute's value is for analyzing decision content G, through repeatedly monitoring, draw sack cleaner pressure state and air-introduced machine current capacity rate relation in direct ratio, screen unreasonable data, thereby draw the operational efficiency rating database, the operational efficiency rating database is stored data under the various states and operational efficiency grade;
Second step, inlet and outlet pressure difference E when reading the work of air-introduced machine working current value B and sack cleaner in real time, through computer system stores, analysis and calculating, and call associated databases in the assessment data storehouse, the operational efficiency grade is judged, measurement data under the real-time status and operational efficiency state are shown, extraordinary running status is proposed instruction and warning.
When measuring in real time the work of air-introduced machine working current value and sack cleaner after the inlet and outlet pressure difference, and will gather signal process isolation processing in the process that computer system realizes communicate by letter.
In addition, also have extraordinary or sack cleaner pressure state F not have to press or some the operation idea banks during superpressure, can propose the adaptability suggestion at different extraordinary situations at air-introduced machine current capacity rate C.
The monitoring and the evaluating system of fiber bag precipitator operational efficiency grade of the present invention compared with prior art have following beneficial effect.
1, the sack cleaner operational efficiency is monitored in real time, and Monitoring Data is calculated assessment, assessment result is shown by display by the built-in evaluating system of computer system.
2, signals collecting adopts Signal Isolation Technology, and input, output, power supply three ends are isolated, and under the situation that ensures original signal circuit stability and precision, have satisfied the computing demand.
3, set up the decision model of normal operation of sack cleaner and misoperation, the operational efficiency to sack cleaner that can be real-time is assessed.
4, set up operation idea bank (level of efficiency assessment data storehouse), in time analyzed the problem that the sack cleaner operation may exist, for the operations staff provides instruction.
Description of drawings
The present invention will be further described below in conjunction with accompanying drawing.
Fig. 1 is a hardware system structure schematic diagram of the present invention.
Fig. 2 is the flow chart of the control program of hardware system shown in Figure 1.
Among the figure: 1 is that display, 2 is that central processing unit, 3 is that coffret, 4 is that memory, 5 is that power-supply system and backup power system, 6 are that alarm, 7 is that air-introduced machine current signal acquisition interface, 8 is an inlet outlet pressure differential signals collecting interface.
The specific embodiment
The monitoring and evaluation system of fiber bag precipitator operational efficiency grade, it comprises: the automatic detection device and the computer system of fiber bag precipitator operational efficiency grade, automatic detection device is a kind of monitoring device that can work alone, inlet and outlet pressure difference when realizing the work of automatic real-time measurement air-introduced machine working current value and sack cleaner, and communicate by letter with dedicated computer system; Communicate by letter with automated watch-keeping facility by computer system, finish setting and transfer of data automated watch-keeping facility; By computer system image data is carried out real-time storage, analysis, assessment, the output assessment result realizes the rapid evaluation to fiber bag precipitator operational efficiency grade.
The appraisal procedure of aforementioned calculation machine system is as follows:
The first step, the foundation in assessment data storehouse;
Inlet and outlet pressure when at first, importing current fiber bag precipitator air-introduced machine load current value A and sack cleaner operate as normal
Difference D;
Then, read air-introduced machine working current value B in real time, and calculate air-introduced machine current capacity rate C=(air-introduced machine working current value B/ air-introduced machine load current value A) * 100% in real time; Statistics draws the numerical value of air-introduced machine current capacity rate and the current relationship database of various operational efficiency states;
Simultaneously, read sack cleaner when work inlet and outlet pressure difference E in real time, and inlet and outlet pressure difference D during inlet and outlet pressure difference E/ sack cleaner operate as normal when calculating the work of sack cleaner pressure state F=(sack cleaner in real time) * 100%; Statistics draws the numerical value of sack cleaner pressure state and the pressure dependence database of various operational efficiency states;
At last, by analyzing current relationship database and pressure dependence database, by superimposed current relational database and pressure dependence database, with real-time air-introduced machine current capacity rate C and real-time sack cleaner pressure state F addition, institute's value is for analyzing decision content G, through repeatedly monitoring, draw sack cleaner pressure state and air-introduced machine current capacity rate relation in direct ratio, screen unreasonable data, thereby draw the operational efficiency rating database, the operational efficiency rating database is stored data under the various states and operational efficiency grade;
Second step, inlet and outlet pressure difference E when reading the work of air-introduced machine working current value B and sack cleaner in real time, through computer system stores, analysis and calculating, and call associated databases in the assessment data storehouse, the operational efficiency grade is judged, measurement data under the real-time status and operational efficiency state are shown, extraordinary running status is proposed instruction and warning.
According to the appraisal procedure of computer system, in conjunction with the ruuning situation of the sack cleaner of various models, having left out invalid data, to have set up the assessment data storehouse as follows.
Comprehensive above database draws following form.
Current relationship database in the assessment data storehouse, as shown in table 1:
Pressure reduction relational database in the assessment data storehouse, as shown in table 2:
Operational efficiency rating database in the assessment data storehouse, as shown in table 3.
Fig. 1 is a hardware system structure schematic diagram of the present invention, the automatic detection device and the computer system of fiber bag precipitator operational efficiency grade, and automatic detection device comprises current signal collector and pressure difference signal collector; Computer system comprises display 1, central processing unit 2, coffret 3, memory 4, power-supply system and backup power system 5, alarm 6, air-introduced machine current signal acquisition interface 7 and inlet outlet pressure differential signals collecting interface 8; Its structure is: current signal collector and air-introduced machine current signal acquisition interface 7 link to each other by lead, and pressure difference signal collector and inlet outlet pressure differential signals collecting interface 8 link to each other by lead, carry out the external data communication; Central processing unit 2 links to each other with display 1, alarm 6, coffret 3, memory 4, air-introduced machine current signal acquisition interface 7, inlet outlet pressure differential signals collecting interface 8 respectively by lead, carries out the internal data communication; Power-supply system and backup power system 5 link to each other with display 1, central processing unit 2, alarm 6, coffret 3, memory 4, air-introduced machine current signal acquisition interface 7, inlet outlet pressure differential signals collecting interface 8 respectively, to its power supply, after if power supply is power down, backup power system still can be given display 1, central processing unit 2, alarm 6, coffret 3, memory 4, air-introduced machine current signal acquisition interface 7,8 power supplies of inlet outlet pressure differential signals collecting interface.Its data transmission procedure is: after air-introduced machine current signal acquisition interface 7 and inlet outlet pressure differential signals collecting interface 8 are gathered real time data respectively, data are passed to central processing unit 2, through dividing 4 the tunnel to transmit new control command after central processing unit 2 computings, wherein one the tunnel pass to alarm 6, the second the tunnel passes to memory 4, and Third Road passes to coffret 3, the four tunnel and passes to display 1, by display 1 video data, so periodic duty.
Current signal collector and pressure difference signal collector all adopt Signal Isolation Technology, and Signal Isolation Technology is all adopted in the input and output of computer system data, and the output of power-supply system and backup power system 5 also is connected with isolated gate and isolates.
Fig. 2 is the flow chart of the control program of hardware system shown in Figure 1; At first, air-introduced machine current signal acquisition interface 7 is carried out real-time [collection of air-introduced machine current signal], by [current signal isolation processing] analog signal is changed into after the data signal and is stored in [air-introduced machine rated current] signal in the memory 4 and together enters [rate of load condensate judgement] and judge; Simultaneously, inlet outlet pressure differential signals collecting interface 8 carries out real-time [inlet outlet pressure differential signals collecting], by [pressure signal isolation processing] analog signal is changed into after the data signal and is stored in [inlet and outlet pressure standard value] signal in the memory 4 and together enters [pressure reduction judgement] and judge; Normal as [rate of load condensate judgement] or [pressure reduction judgement], then enter [operational efficiency judgement], extraordinary or [pressure reduction judgement] nothing pressure or superpressure then enter [synthetic determination] as [rate of load condensate judgement]; After [operational efficiency judgement], also enter [synthetic determination]; After entering [synthetic determination], decision data divides three the tunnel, and the first via enters [warning], and the second the tunnel enters [prompting operation suggestion], and Third Road enters [showing the efficiency of dust collection grade]; Extraordinary or [pressure reduction judgement] nothing pressure or superpressure as [rate of load condensate judgement], then [warning] and [prompting operation suggestion], as [rate of load condensate judgement] or [pressure reduction judgement] normally, and after having carried out [operational efficiency judgement], then [demonstration efficiency of dust collection grade].
Claims (3)
1. the monitoring and evaluation system of fiber bag precipitator operational efficiency grade, it comprises: the automatic detection device and the computer system of fiber bag precipitator operational efficiency grade, it is characterized in that: automatic detection device is a kind of monitoring device that can work alone, inlet and outlet pressure difference when realizing the work of automatic real-time measurement air-introduced machine working current value and sack cleaner, and communicate by letter with dedicated computer system; Communicate by letter with automated watch-keeping facility by computer system, finish setting and transfer of data automated watch-keeping facility; By computer system image data is carried out real-time storage, analysis, assessment, the output assessment result realizes the rapid evaluation to fiber bag precipitator operational efficiency grade.
2. the monitoring and evaluation system of fiber bag precipitator operational efficiency grade according to claim 1 is characterized in that the appraisal procedure of aforementioned calculation machine system is as follows:
The first step, the foundation in assessment data storehouse;
Inlet and outlet pressure when at first, importing current fiber bag precipitator air-introduced machine load current value A and sack cleaner operate as normal
Difference D;
Then, read air-introduced machine working current value B in real time, and calculate air-introduced machine current capacity rate C=(air-introduced machine worker in real time
Make current value B/ air-introduced machine load current value A) * 100%; Statistics draws the numerical value of air-introduced machine current capacity rate and the current relationship database of various operational efficiency states;
Simultaneously, inlet and outlet pressure difference E when reading sack cleaner work in real time, and calculate sack cleaner pressure shape in real time
Inlet and outlet pressure difference D during attitude F=(sack cleaner when work inlet and outlet pressure difference E/ sack cleaner operate as normal) *
100%; Statistics draws the numerical value of sack cleaner pressure state and the pressure dependence database of various operational efficiency states;
At last, by analyzing current relationship database and pressure dependence database, by superimposed current relational database and pressure dependence database, with real-time air-introduced machine current capacity rate C and real-time sack cleaner pressure state F addition, institute's value is for analyzing decision content G, through repeatedly monitoring, draw sack cleaner pressure state and air-introduced machine current capacity rate relation in direct ratio, screen unreasonable data, thereby draw the operational efficiency rating database, the operational efficiency rating database is stored data under the various states and operational efficiency grade;
Second step, inlet and outlet pressure difference E when reading the work of air-introduced machine working current value B and sack cleaner in real time, through computer system stores, analysis and calculating, and call associated databases in the assessment data storehouse, the operational efficiency grade is judged, measurement data under the real-time status and operational efficiency state are shown, extraordinary running status is proposed instruction and warning.
3. the monitoring and evaluation system of fiber bag precipitator operational efficiency grade according to claim 1 and 2, it is characterized in that: after measuring air-introduced machine working current value and sack cleaner when work inlet and outlet pressure difference in real time, and will gather signal in the process that computer system realizes communicate by letter and pass through isolation processing.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103127781A (en) * | 2012-12-29 | 2013-06-05 | 鞍钢集团工程技术有限公司 | Assessing and adjusting method of bag-type dedusting system |
| CN103721485A (en) * | 2013-12-18 | 2014-04-16 | 宁夏森源重工设备有限公司 | Cloth bag bin of submerged arc furnace tail gas purification system with on-line leak detection function |
| CN112044184A (en) * | 2020-08-18 | 2020-12-08 | 华电电力科学研究院有限公司 | Filter bag performance detection and intelligent evaluation system and method for bag type dust collector |
| CN115329447A (en) * | 2022-10-13 | 2022-11-11 | 中冶检测认证有限公司 | Dust remover structure safety assessment method |
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| CN1130880A (en) * | 1993-09-08 | 1996-09-11 | 唐纳森公司 | Diagnostic and control system for dust collector |
| CN1830521A (en) * | 2006-02-09 | 2006-09-13 | 中钢集团天澄环保科技股份有限公司 | Failure diagnosis method of bag type dust separation system |
| CN201378136Y (en) * | 2009-04-15 | 2010-01-06 | 北京中冶朴诚工程技术有限公司 | Intelligent dust monitoring instrument |
| CN201643914U (en) * | 2010-04-06 | 2010-11-24 | 江汉大学 | Bag-type dust remover leakage detection system based on programmable logic controller |
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2011
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1130880A (en) * | 1993-09-08 | 1996-09-11 | 唐纳森公司 | Diagnostic and control system for dust collector |
| CN1830521A (en) * | 2006-02-09 | 2006-09-13 | 中钢集团天澄环保科技股份有限公司 | Failure diagnosis method of bag type dust separation system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103127781A (en) * | 2012-12-29 | 2013-06-05 | 鞍钢集团工程技术有限公司 | Assessing and adjusting method of bag-type dedusting system |
| CN103721485A (en) * | 2013-12-18 | 2014-04-16 | 宁夏森源重工设备有限公司 | Cloth bag bin of submerged arc furnace tail gas purification system with on-line leak detection function |
| CN112044184A (en) * | 2020-08-18 | 2020-12-08 | 华电电力科学研究院有限公司 | Filter bag performance detection and intelligent evaluation system and method for bag type dust collector |
| CN115329447A (en) * | 2022-10-13 | 2022-11-11 | 中冶检测认证有限公司 | Dust remover structure safety assessment method |
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| CN102188867B (en) | 2013-06-12 |
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Effective date of registration: 20210623 Address after: 101100 1 / F, 2 / F, 3 / F, building 6, yard 10, Jiachuang Road, Tongzhou District, Beijing Patentee after: ROCKONTROL TECHNOLOGY GROUP Co.,Ltd. Address before: High tech Zone Shanxi city Taiyuan province Jiahua street 030032 No. 8 Patentee before: TAIYUAN ROCKONTROL INDUSTRIAL Co.,Ltd. |
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Effective date of registration: 20230713 Address after: High tech Zone Shanxi city Taiyuan province Jiahua street 030032 No. 8 Patentee after: Taiyuan Rockontrol Industrial Co.,Ltd. Address before: 101100 1 / F, 2 / F, 3 / F, building 6, yard 10, Jiachuang Road, Tongzhou District, Beijing Patentee before: ROCKONTROL TECHNOLOGY GROUP CO.,LTD. |