CN109856012B - Lead plaster performance on-line monitoring method in lead-acid storage battery and plaster process - Google Patents
Lead plaster performance on-line monitoring method in lead-acid storage battery and plaster process Download PDFInfo
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- CN109856012B CN109856012B CN201811550669.2A CN201811550669A CN109856012B CN 109856012 B CN109856012 B CN 109856012B CN 201811550669 A CN201811550669 A CN 201811550669A CN 109856012 B CN109856012 B CN 109856012B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The invention discloses an on-line monitoring method for lead plaster performance in the lead-acid storage battery and plaster process, which comprises the following steps: inputting a motor current value signal in the paste mixing process into a PLC through a PLC module, and recording a corresponding current sample value; the PLC automatically calculates a phase mean value and an accumulated mean value according to the recorded current sample value; the stage mean value and the accumulated mean value are displayed on a touch screen of the paste mixing machine in real time, and when the stage mean value and the accumulated mean value exceed the upper and lower set deviation values, the sound-light alarm system synchronously alarms to remind an operator; and measuring the apparent density and the penetration of the lead paste after the paste mixing is finished, and drawing a relation curve of the current accumulated mean value after the paste mixing is finished and the corresponding apparent density and penetration. Drawing a relation curve of the current accumulated mean value and the corresponding apparent density and penetration, and monitoring the current accumulated mean value to replace the detection of the apparent density and penetration of the diachylon after diachylon mixing, so that the operation time is reduced, the diachylon is directly placed after diachylon mixing for use, and the diachylon mixing efficiency is improved by 15%; the method has the advantages that the accumulated mean value of the current of the motor is monitored in the paste mixing process to detect the lead paste performance, so that the lead paste performance can be truly and indirectly reflected, and the labor intensity of operators is reduced.
Description
Technical Field
The invention belongs to the technical field of electrochemistry, relates to lead-acid storage battery paste mixing, and particularly relates to an on-line monitoring method for lead paste performance in the lead-acid storage battery paste mixing process.
Background
In recent years, lead-acid storage batteries have the advantages of stable performance and low price, and are widely used in various fields such as electric power assistance, automobile starting, electric tools, standby power supplies and the like, the production capacity of the lead-acid storage batteries is increased, manufacturers expand the productivity and reduce the cost to occupy market share, and equipment with higher automation efficiency is gradually adopted to replace original semi-automatic equipment or manual operation according to the environmental protection requirement in the process of expanding the production, so that the number of workers of enterprises is reduced, the labor intensity of the production workers is reduced, the influence of increased labor cost on the manufacturing cost is compensated, and the problems of difficult labor employment and high worker loss rate are solved.
The labor intensity of staff is reduced in the production process, the manual operation links of the staff are reduced, the manual uncertainty is eliminated, and the positive influence is exerted on the staff and the product performance. Improvements in these areas are also the goal of continued improvement in businesses.
The smear service performance of lead paste in lead-acid storage battery lead paste and lead paste manufacturing always depends on manual operation to detect apparent density and penetration to reflect the lead paste mixing effect and consistency, manual detection is time-consuming and troublesome, some differences can also occur, and smear quality is greatly influenced, so that a plurality of problems can be solved for the lead paste and the lead paste manufacturing process automatic monitoring performance.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an on-line monitoring method for the lead plaster performance in the lead-acid storage battery and plaster process, which detects the lead plaster performance by monitoring the current accumulation mean value of the lead plaster in the lead-acid storage battery and plaster process, indirectly reflects the lead plaster performance and simultaneously lightens the labor intensity of operators.
The invention is realized by the following technical scheme:
the lead plaster performance on-line monitoring method in the lead-acid storage battery and plaster process comprises the following steps:
inputting a motor current value signal in the paste mixing process into a PLC through a PLC module, and recording a corresponding current sample value; the PLC automatically calculates a phase mean value and an accumulated mean value according to the recorded current sample value; the stage mean value and the accumulated mean value are displayed on a touch screen of the paste mixing machine in real time, and when the stage mean value and the accumulated mean value exceed the upper and lower set deviation values, the sound-light alarm system synchronously alarms to remind an operator;
and measuring the apparent density and the penetration of the lead paste after the paste mixing is finished, and drawing a relation curve of the current accumulated mean value after the paste mixing is finished and the corresponding apparent density and penetration.
And in the later stage, judging the lead plaster quality according to the current accumulated average value after the plaster mixing is finished and the corresponding relation curve of the apparent density and the penetration.
The invention further improves the scheme as follows:
the current sample values are the current sample values of a wet stirring stage after water is added in the paste mixing process, an acid adding stage and a final stirring stage after acid is added, and the recording interval of the current sample values is 2-5 s. The stage mean value is the wet stirring stage after adding water, the acid adding stirring stage and the final stirring stage after adding acid in the paste mixing process. The cumulative mean value and the cumulative mean value of the wet stirring stage after adding water, the acid adding stage and the final stirring stage after adding acid in the paste process.
The weight of the current sample value of each stage of the current cumulative mean value after the paste mixing is calculated is a wet stirring stage after 10% of water, a 20% acid adding stirring stage, and a final stirring stage after 70% acid adding.
And when the alarm is used for reminding, the PLC automatically adjusts the water replenishing amount or prolongs the stirring time.
The invention has the beneficial effects that:
1. the accumulated mean value of the current of the motor is monitored in the paste mixing process to detect the lead paste performance, so that the lead paste performance can be truly and indirectly reflected, and the labor intensity of operators is reduced;
2. recording the corresponding current numerical value of each lead plaster in each stage for 2-5 s in the PLC, and being used for tracing the quality of the follow-up lead plaster;
3. the PLC automatically calculates the stage mean value and the accumulated mean value of the current sample in the record, so that the method is more visual and convenient to check;
4. the stage mean value and the accumulated mean value are displayed on a touch screen of the paste mixing machine at any time, and when the stage mean value and the accumulated mean value exceed the upper and lower set deviation values, the sound and light alarm system synchronously alarms to remind an operator, so that the operator can conveniently monitor the paste mixing process;
5. according to the current stage mean value and the accumulated mean value, the PLC controls the automatic adjustment of the water replenishing quantity and the automatic adjustment of the opening and closing time of the cooling air door to adjust the performance of the lead plaster, so that the accuracy of the lead plaster is improved, the operation of staff is reduced, the labor intensity of the staff is reduced, and the requirement on the skill of post installation is lowered;
6. the accumulated mean value data of the paste mixing current are from current sample values with different weights in each stage, so that the paste mixing process can be timely adjusted and monitored;
7. drawing a relation curve of the current accumulated mean value and the corresponding apparent density and penetration, and monitoring the current accumulated mean value to replace the detection of the apparent density and penetration of the diachylon after diachylon mixing, so that the operation time is reduced, the diachylon is directly placed after diachylon mixing for use, and the diachylon mixing efficiency is improved by 15%;
8. the efficiency of paste mixing is improved, the halt of paste such as smear is reduced, the efficiency of smear is improved, and the energy consumption of a surface drying kiln is reduced during paste waiting.
Drawings
FIG. 1 is a graph of apparent density and penetration versus current cumulative mean.
Detailed Description
Examples 1 to 5
Inputting a motor current value signal in the paste mixing process into a PLC through a PLC module, and recording corresponding current sample values, wherein the current sample values are a wet stirring stage after water is added in the paste mixing process, an acid adding stirring stage and a current sample value in the final stirring stage after acid is added, and the recording interval of the current sample values is 2-5 s; the PLC automatically calculates a phase mean value and an accumulated mean value according to the recorded current sample value; the stage mean value and the accumulated mean value are displayed on a touch screen of the paste mixing machine in real time, and when the stage mean value and the accumulated mean value exceed the upper and lower set deviation values, the sound-light alarm system synchronously alarms to remind operators; and when the alarm is given, the PLC automatically adjusts the water replenishing amount or prolongs the stirring time.
The weight of the current sample value of each stage of the current cumulative mean value after the paste mixing is calculated is a wet stirring stage after 10% of water, a 20% acid adding stirring stage, and a final stirring stage after 70% acid adding.
And measuring the apparent density and the penetration of the lead paste after the paste mixing is finished, and drawing a relation curve of the current accumulated mean value after the paste mixing is finished and the corresponding apparent density and penetration.
After the paste mixing is finished, the average value of the accumulated current of the qualified lead paste is in the range of 47.0A-52.0A, and the apparent density is 4.46g/cm3～4.50g/cm3The penetration is within the range of 2.40-2.60.
The current sample values, the phase mean values and the cumulative mean values recorded by the PLC in the experimental process of the examples 1-5, and the apparent density and the penetration of the measured lead paste after the end of the paste mixing are shown in the table 1.
TABLE 1 PLC records, calculations and test data records
According to the accumulated mean value, the corresponding apparent density and the data corresponding to the penetration in the table above, the linear relationship between the accumulated mean value of the lead plaster current and the apparent density and the linear relationship between the accumulated mean value of the current and the penetration are obtained, and a graph is drawn, as shown in fig. 1.
Claims (7)
1. The method for monitoring the lead plaster performance in the lead-acid storage battery and plaster process is characterized by comprising the following steps:
inputting a motor current value signal in the paste mixing process into a PLC through a PLC module, and recording a corresponding current sample value; the PLC automatically calculates a phase mean value and an accumulated mean value according to the recorded current sample value; the stage mean value and the accumulated mean value are displayed on a touch screen of the paste mixing machine in real time, and when the stage mean value and the accumulated mean value exceed the upper and lower set deviation values, the sound-light alarm system synchronously alarms to remind an operator;
and measuring the apparent density and the penetration of the lead paste after the paste mixing is finished, and drawing a relation curve of the current accumulated mean value after the paste mixing is finished and the corresponding apparent density and penetration.
2. The method for on-line monitoring of lead plaster performance in lead-acid storage battery and plaster process according to claim 1, characterized in that: the current sample values are the current sample values of a wet stirring stage after water is added in the paste mixing process, an acid adding stirring stage and a final stirring stage after acid is added.
3. The method for on-line monitoring of lead plaster performance in lead-acid storage battery and plaster process according to claim 1, characterized in that: the stage mean value is the wet stirring stage after adding water in the paste mixing process or the acid adding stirring stage or the stage mean value of the final stirring stage after adding acid.
4. The method for on-line monitoring of lead plaster performance in lead-acid storage battery and plaster process according to claim 1, characterized in that: the cumulative mean value and the cumulative mean value of the wet stirring stage after adding water, the acid adding stirring stage and the final stirring stage after adding acid in the paste process.
5. The method for on-line monitoring of lead plaster performance in lead-acid storage battery and plaster process according to claim 1, characterized in that: and the recording interval of the current sample values is 2 s-5 s.
6. The method for on-line monitoring of lead plaster performance in lead-acid battery and plaster process according to claim 1 or 2, characterized in that: the weights of the mean values of the stages of the cumulative mean values after the calculation and the paste are a wet stirring stage after 10% of water, a 20% acid adding stirring stage and a final stirring stage after 70% acid adding.
7. The method for on-line monitoring of lead plaster performance in lead-acid storage battery and plaster process according to claim 1, characterized in that: and when the alarm is used for reminding, the PLC automatically adjusts the water replenishing amount or prolongs the stirring time.
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| CN201811550669.2A CN109856012B (en) | 2018-12-18 | 2018-12-18 | Lead plaster performance on-line monitoring method in lead-acid storage battery and plaster process |
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| CN201811550669.2A CN109856012B (en) | 2018-12-18 | 2018-12-18 | Lead plaster performance on-line monitoring method in lead-acid storage battery and plaster process |
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| CN109856012A CN109856012A (en) | 2019-06-07 |
| CN109856012B true CN109856012B (en) | 2021-04-23 |
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| CN111999212A (en) * | 2020-08-13 | 2020-11-27 | 界首市南都华宇电源有限公司 | Lead plaster apparent density test system based on Internet of things |
| CN112462677A (en) * | 2020-11-05 | 2021-03-09 | 浙江天能动力能源有限公司 | Lead plaster performance informatization monitoring system |
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| CN205450725U (en) * | 2016-03-25 | 2016-08-10 | 北新集团建材股份有限公司 | Quick -witted system is prevented casting by mixed machine of gypsum board |
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| CN107507962A (en) * | 2017-06-28 | 2017-12-22 | 天能电池集团有限公司 | The vacuum and herbal paste method of a kind of lead accumulator cathode lead plaster |
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| GR1008221B (en) * | 2013-03-28 | 2014-06-11 | Βεστακη, Ανδρονικη Γερασιμου | Electrolytic method for treating oil press wastes |
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| CN2752972Y (en) * | 2004-12-03 | 2006-01-18 | 江苏三环实业股份有限公司 | Full-automatic paste mixing machine |
| CN205450725U (en) * | 2016-03-25 | 2016-08-10 | 北新集团建材股份有限公司 | Quick -witted system is prevented casting by mixed machine of gypsum board |
| CN106654256A (en) * | 2016-11-16 | 2017-05-10 | 双登集团股份有限公司 | Energy-storage lead-acid storage battery lead paste and preparation method |
| CN107507962A (en) * | 2017-06-28 | 2017-12-22 | 天能电池集团有限公司 | The vacuum and herbal paste method of a kind of lead accumulator cathode lead plaster |
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