CN110165674B - Active filter safety management system - Google Patents
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- CN110165674B CN110165674B CN201910406828.XA CN201910406828A CN110165674B CN 110165674 B CN110165674 B CN 110165674B CN 201910406828 A CN201910406828 A CN 201910406828A CN 110165674 B CN110165674 B CN 110165674B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/01—Arrangements for reducing harmonics or ripples
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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
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/40—Arrangements for reducing harmonics
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Abstract
The invention discloses an active filter safety management system which comprises a data acquisition module, a data sorting module, a controller, a display screen, a data analysis module, intelligent equipment, a database and a detection module, wherein the data acquisition module is used for acquiring data information related to an active filter within a period of time, the data information comprises voltage information, current information and temperature information, the data acquisition module transmits the data information related to the active filter to the data sorting module, and the data sorting module receives the data information related to the active filter transmitted by the data acquisition module and marks the data information related to the active filter.
Description
Technical Field
The invention relates to the technical field of safety management systems, in particular to a safety management system for an active filter.
Background
The problem of harmonic pollution of the power grid is expanded along with the application of power electronic technology, such as widely used electronic rectifiers, frequency converters, UPSs, variable frequency household appliances, energy-saving lamps, copiers, household appliances and the like, and a large amount of harmonic current is generated by the nonlinear loads and is injected into the power grid, so that the voltage of the power grid is distorted, and the problem of harmonic of the power grid is increasingly serious. The harmonic pollution is an important factor influencing the safety and the electric energy quality of an electric power system, greatly increases the loss of a power grid, and simultaneously causes interference to other electric equipment, causes power grid resonance, causes dangerous overvoltage or overcurrent, and causes damage to electric elements and equipment.
The existing active filter is independent and practical, a safety management method or system is lacked, the only safety management is also the nursing of staff, however, the manual nursing cannot be completed, not only the manpower resource is consumed, but also the monitoring is not comprehensive enough, and therefore, the active filter safety management system is provided.
Disclosure of Invention
The invention aims to provide a safety management system for an active filter.
The active filter solves the technical problems that the existing active filters are independent and practical, a safety management method or system is lacked, the only safety management is also the nursing of workers, however, the manual nursing cannot be completed, not only the human resources are consumed, but also the monitoring is not comprehensive enough;
the purpose of the invention can be realized by the following technical scheme: an active filter safety management system comprises a data acquisition module, a data sorting module, a controller, a display screen, a data analysis module, a data calculation module, an alarm unit, intelligent equipment, a database and a detection module;
the data collecting module is used for collecting data information related to the active filter within a period of time, the data information comprises voltage information, current information and temperature information, the data collecting module transmits the data information related to the active filter to the data sorting module, the data sorting module receives the data information related to the active filter transmitted by the data collecting module and marks the data information related to the active filter, and the specific marking process is as follows:
the method comprises the following steps: the data sorting module automatically extracts voltage information in the data information related to the active filter, and marks the voltage information as Fyi, i =1.. N;
step two: the data sorting module automatically extracts current information in the data information related to the active filter, and marks the current information as Fli, i =1.. N;
step three: the data sorting module automatically extracts temperature information in the data information related to the active filter, and marks the temperature information as Fwi, i =1.. N;
the data analysis module analyzes the data information transmitted by the data base, the applicable voltage range of the active filter and the applicable current range of the active filter, and transmits the applicable temperature, the applicable voltage range of the active filter and the applicable current range of the active filter to the controller and the data analysis module, and the data analysis module analyzes the data information transmitted by the data base, the applicable voltage range of the active filter and the applicable current range of the active filter to the controller and the data sorting module, wherein the data sorting module transmits the marked data information related to the active filter to the controller, the controller receives the data information transmitted by the data base, the data analysis module transmits the data information related to the controller and the data sorting module, and the specific analysis process comprises the following steps:
the method comprises the following steps: the data analysis module marks the applicable temperature, the applicable voltage range and the applicable current range of the active filter of the database transmission:
s1: the data analysis module automatically extracts an application voltage range of an active filter in a database, and marks voltage information as Syi, i =1.. N;
s2: the data analysis module automatically extracts the applicable current range of the active filter in the database, and the current information is marked as Sli, i =1.. N;
s3: the data analysis module automatically extracts the applicable temperature in the database, and marks the applicable temperature as Swi, i =1.. N;
step two: the data analysis module compares the applicable temperature, the applicable voltage range and the applicable current range of the active filter transmitted by the database with the data information transmitted by the data sorting module one by one, and the comparison result is as follows:
s1: the comparison results for the voltages are three: fyi > Syi, fyi = Syi and Fyi < Syi;
s2: the results for the ratio of currents are three: fli > Sli, fyi = Sli and Fyi < Sli;
s3: the alignment results for temperature are three: fwi > Swi, fwi = Swi and Fwi < Swi;
the data analysis module transmits data information to the data calculation module, and the data calculation module receives an analysis result transmitted by the data analysis module, calculates the analysis result and judges whether the real-time voltage, current and temperature damage the object or not;
the detection module is used for detecting the peripheral state of an instrument in real time, the peripheral state comprises object information and the state of an object, the detection module transmits acquired image information to the monitoring module, the controller receives the image information of the detection module and transmits the image information to the data analysis module, the database also stores the object information and whether the object is destructive to the instrument, the database transmits the object information to the monitoring module, the monitoring module transmits the object information to the data analysis module, a comparison unit is arranged in the data analysis module, and the data analysis module compares and analyzes the object information transmitted by the database and the detection module through the comparison unit and judges the change of the object state around the instrument;
the alarm unit receives signals transmitted by the data calculation module and the data analysis module and sends alarm signals to the intelligent equipment.
Preferably, the data calculation module receives the analysis result transmitted by the data analysis module and calculates the analysis result, and the specific calculation process is as follows:
the method comprises the following steps: the data calculation unit respectively sets three difference values of voltage, current and temperature, the three difference values are sequentially represented by M, N and K, and three difference value ranges M, N and K are sequentially set;
step two: the data calculation module respectively calculates the difference values set in the first step according to a calculation formula, wherein the calculation formula is as follows: m = Syi-Fyi, N = Sli-Fyi, K = Swi-Fwi;
step three: and comparing M, N and K with M, N and K, and judging the damage of the actual voltage, current and temperature to the instrument, wherein the specific judgment process is as follows:
s1: when the absolute value of M is greater than M or M is less than M, the actual voltage is judged to be inconsistent with the applicable voltage, the instrument is damaged, and the data calculation module sends a signal to the alarm unit;
s2: when the absolute value of N is more than N or N is less than N, the actual current is judged to be inconsistent with the applicable current, the instrument is damaged, and the data calculation module sends a signal to the alarm unit;
s3: when the absolute value K is larger than K or K is smaller than K, the fact that the actual temperature does not accord with the applicable temperature is judged, the instrument is damaged, and the data calculation module sends a signal to the alarm unit;
s4: and when M = M, N = N and K = K, judging that the instrument belongs to a normal use state.
Preferably, the data analysis module compares and analyzes the object information transmitted by the database and the detection module through the comparison unit, and the specific comparison and analysis process is as follows:
the method comprises the following steps: the analysis module extracts the object information transmitted in the database, and marks the object information as Wi, i =1.. N;
step two: the analysis module extracts object information in the peripheral state, and marks the object information as wi, i =1.. N;
step three: comparing the object information transmitted in the database with the object information detected by the detection module:
s1: when Wi = Wi, judging according to the state of the object detected by the detection module;
s2: when the object is in a motion state, the data analysis module judges whether the instrument is destructive according to the object transmitted in the database;
s3: when the judgment result is that: when the object is destructive to the instrument, the data analysis module transmits the determination result to the alarm unit.
Preferably, the data acquisition module is in communication connection with the data sorting module, the data sorting module is in communication connection with the controller, the controller is in communication connection with the database and the detection module respectively, the data analysis module is in communication connection with the controller, the data calculation module is in communication connection with the data analysis module, the alarm unit is in communication connection with the data calculation module, the intelligent device is in communication connection with the alarm unit, and the display screen is in communication connection with the controller.
Preferably, the display screen is used for displaying the results of the various analyses, determinations and calculations of the entire system.
The invention has the beneficial effects that:
(1) The data acquisition module transmits data information related to the active filter to the data sorting module, the data acquisition module transmits the data information related to the active filter to the data sorting module, the data sorting module transmits the marked data information related to the active filter to the controller, the controller receives the data information related to the active filter transmitted by the data sorting module and transmits the data information to the data analysis module, the controller receives the application temperature, the application voltage range and the application current range of the active filter transmitted by the database and transmits the data information to the controller and the data analysis module, and the data analysis module analyzes the application temperature, the application voltage range and the application current range of the active filter transmitted to the controller and the data sorting module;
(2) The data analysis module transmits data information to the data calculation module, the data calculation module receives an analysis result transmitted by the data analysis module and calculates the analysis result, the detection module transmits acquired image information to the monitoring module, the controller receives the image information of the detection module and transmits the image information to the data analysis module, object information and whether the object is destructive to an instrument are stored in the database, the database transmits the object information to the monitoring module, the monitoring module transmits the object information to the data analysis module, a comparison unit is arranged in the data analysis module, the data analysis module compares and analyzes the object information transmitted by the database and the detection module through the comparison unit, the detection module detects the state of peripheral objects when the active filter is used, whether the object is possible to damage the active filter is judged, the object is prevented from damaging the active filter, serious damage is caused, safety of workers is improved, and working efficiency is improved.
(3) The alarm unit receives the signals transmitted by the data calculation module and the data analysis module and sends alarm signals to the intelligent device, and through the setting of the alarm unit, the alarm unit is convenient for reminding workers, so that the workers react before the active filter is damaged, the occurrence of accidents is organized, unnecessary economic loss is reduced, and the working efficiency of the active filter is improved.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a system block diagram of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the invention relates to an active filter safety management system, which comprises a data acquisition module, a data sorting module, a controller, a display screen, a data analysis module, a data calculation module, an alarm unit, an intelligent device, a database and a detection module;
the data collecting module is used for collecting data information related to the active filter within a period of time, the data information comprises voltage information, current information and temperature information, the data collecting module transmits the data information related to the active filter to the data sorting module, the data sorting module receives the data information related to the active filter transmitted by the data collecting module and marks the data information related to the active filter, and the specific marking process is as follows:
the method comprises the following steps: the data sorting module automatically extracts voltage information in the data information related to the active filter, and marks the voltage information as Fyi, i =1.. N;
step two: the data sorting module automatically extracts current information in the data information related to the active filter, and marks the current information as Fli, i =1.. N;
step three: the data sorting module automatically extracts temperature information in the data information related to the active filter, and marks the temperature information as Fwi, i =1.. N;
the data analysis module analyzes the data information transmitted by the data base, the applicable voltage range of the active filter and the applicable current range of the active filter, and transmits the applicable temperature, the applicable voltage range of the active filter and the applicable current range of the active filter to the controller and the data analysis module, and the data analysis module analyzes the data information transmitted by the data base, the applicable voltage range of the active filter and the applicable current range of the active filter to the controller and the data sorting module, wherein the data sorting module transmits the marked data information related to the active filter to the controller, the controller receives the data information transmitted by the data base, the data analysis module transmits the data information related to the controller and the data sorting module, and the specific analysis process comprises the following steps:
the method comprises the following steps: the data analysis module marks the applicable temperature, the applicable voltage range and the applicable current range of the active filter of the database transmission:
s1: the data analysis module automatically extracts an application voltage range of an active filter in a database, and marks voltage information as Syi, i =1.. N;
s2: the data analysis module automatically extracts the applicable current range of the active filter in the database, and the current information is marked as Sli, i =1.. N;
s3: the data analysis module automatically extracts the applicable temperature in the database, and marks the applicable temperature as Swi, i =1.. N;
step two: the data analysis module compares the applicable temperature, the applicable voltage range and the applicable current range of the active filter transmitted by the database with the data information transmitted by the data sorting module one by one, and the comparison result is as follows:
s1: the comparison results for the voltages are three: fyi > Syi, fyi = Syi and Fyi < Syi;
s2: the results for the ratio of currents are three: fli > Sli, fyi = Sli and Fyi < Sli;
s3: the alignment results for temperature are three: fwi > Swi, fwi = Swi and Fwi < Swi;
the data analysis module transmits data information to the data calculation module, and the data calculation module receives an analysis result transmitted by the data analysis module, calculates the analysis result and judges whether the real-time voltage, current and temperature damage the object or not;
the detection module is used for detecting the peripheral state of an instrument in real time, the peripheral state comprises object information and the state of an object, the detection module transmits acquired image information to the monitoring module, the controller receives the image information of the detection module and transmits the image information to the data analysis module, the database also stores the object information and whether the object is destructive to the instrument, the database transmits the object information to the monitoring module, the monitoring module transmits the object information to the data analysis module, a comparison unit is arranged in the data analysis module, and the data analysis module compares and analyzes the object information transmitted by the database and the detection module through the comparison unit and judges the change of the object state around the instrument;
the alarm unit receives signals transmitted by the data calculation module and the data analysis module and sends alarm signals to the intelligent equipment.
The data calculation module receives the analysis result transmitted by the data analysis module and calculates the analysis result, and the specific calculation process is as follows:
the method comprises the following steps: the data calculation unit respectively sets three difference values of voltage, current and temperature, the three difference values are sequentially represented by M, N and K, and three difference value ranges M, N and K are sequentially set;
step two: the data calculation module respectively calculates the difference values set in the first step according to a calculation formula, wherein the calculation formula is as follows: m = Syi-Fyi, N = Sli-Fyi, K = Swi-Fwi;
step three: and comparing M, N and K with M, N and K, and judging the damage of the actual voltage, current and temperature to the instrument, wherein the specific judgment process is as follows:
s1: when M is greater than M or M is less than M, the actual voltage is judged to be inconsistent with the applicable voltage, the instrument is damaged, and the data calculation module sends a signal to the alarm unit;
s2: when | N | is greater than N or N is less than N, the actual current is judged to be inconsistent with the applicable current, the instrument is damaged, and the data calculation module sends a signal to the alarm unit;
s3: when the absolute value K is larger than K or K is smaller than K, the fact that the actual temperature does not accord with the applicable temperature is judged, the instrument is damaged, and the data calculation module sends a signal to the alarm unit;
s4: when M = M, N = N, K = K, the instrument is determined to be in a normal use state.
The data analysis module compares and analyzes the object information transmitted by the database and the detection module through the comparison unit, and the specific comparison and analysis process is as follows:
the method comprises the following steps: the analysis module extracts the object information transmitted in the database, and marks the object information as Wi, i =1.. N;
step two: the analysis module extracts object information in the peripheral state, and marks the object information as wi, i =1.. N;
step three: comparing the object information transmitted in the database with the object information detected by the detection module:
s1: when Wi = Wi, judging according to the state of the object detected by the detection module;
s2: when the object is in a motion state, the data analysis module judges whether the instrument is destructive or not according to the object transmitted in the database;
s3: when the judgment result is that: when the object is destructive to the instrument, the data analysis module transmits the determination result to the alarm unit.
The data acquisition module is in communication connection with the data sorting module, the data sorting module is in communication connection with the controller, the controller is in communication connection with the database and the detection module respectively, the data analysis module is in communication connection with the controller, the data calculation module is in communication connection with the data analysis module, the alarm unit is in communication connection with the data calculation module, the intelligent device is in communication connection with the alarm unit, and the display screen is in communication connection with the controller.
The display screen is used for displaying results of various analyses, judgments and calculations of the whole system.
When the invention works, the data acquisition module transmits the data information related to the active filter to the data sorting module, the data sorting module transmits the marked data information related to the active filter to the controller, the controller receives the data information related to the active filter transmitted by the data sorting module and transmits the data information to the data analysis module, the controller receives the applicable temperature, the applicable voltage range and the applicable current range of the active filter transmitted by the database and transmits the applicable temperature, the applicable voltage range and the applicable current range to the active filter to the controller and the data analysis module, the data analysis module analyzes the data information transmitted by the controller and the data sorting module, and the data analysis module transmits the data information to the data calculation module, the data analysis module is internally provided with a comparison unit, the data analysis module compares and analyzes the object information transmitted by the database and the detection module through the comparison unit, and the alarm unit receives the signals transmitted by the data calculation module and the data analysis module and sends alarm signals to the intelligent equipment.
According to the invention, data information related to an active filter is transmitted to a data sorting module through a data acquisition module, the data information related to the active filter is transmitted to the data sorting module by the data acquisition module, the data information related to the marked active filter is transmitted to a controller by the data sorting module, the data information related to the active filter transmitted by the data sorting module is received by the controller and is transmitted to a data analysis module, the applicable temperature, the applicable voltage range and the applicable current range of the active filter transmitted by a database are received by the controller and are transmitted to the controller and the data analysis module by the controller, the data analysis module analyzes the applicable temperature, the applicable voltage range and the applicable current range of the active filter transmitted to the controller and the data sorting module, practical current, practical voltage and practical temperature acquired by the data acquisition module are compared with the applicable current, applicable voltage and applicable temperature of the active filter, the safety of the active filter is judged, and the potential safety hazard of the active filter is increased when the active filter is used, so that the safety loss of the active filter is avoided;
meanwhile, the data analysis module transmits data information to the data calculation module, the data calculation module receives an analysis result transmitted by the data analysis module and calculates the analysis result, the detection module transmits acquired image information to the monitoring module, the controller receives the image information of the detection module and transmits the image information to the data analysis module, object information and whether the object is destructive to an instrument are stored in the database, the database transmits the object information to the monitoring module, the monitoring module transmits the object information to the data analysis module, a comparison unit is arranged in the data analysis module, the data analysis module compares and analyzes the object information transmitted by the database and the detection module through the comparison unit, the detection module detects the state of peripheral objects when the active filter is used, judges whether the object is possible to damage the active filter, prevents the object from damaging the active filter, causes serious damage, increases the safety of workers and improves the working efficiency.
Meanwhile, the alarm unit receives signals transmitted by the data calculation module and the data analysis module and sends alarm signals to the intelligent device, and through the arrangement of the alarm unit, workers are convenient to remind, so that the workers react before the active filter is damaged, accidents are organized, unnecessary economic loss is reduced, and the working efficiency of the active filter is improved.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.
Claims (4)
1. The active filter safety management system is characterized by comprising a data acquisition module, a data sorting module, a controller, a display screen, a data analysis module, a data calculation module, an alarm unit, intelligent equipment, a database and a detection module;
the data collecting module is used for collecting data information related to the active filter within a period of time, the data information comprises voltage information, current information and temperature information, the data collecting module transmits the data information related to the active filter to the data sorting module, the data sorting module receives the data information related to the active filter transmitted by the data collecting module and marks the data information related to the active filter, and the specific marking process is as follows:
the method comprises the following steps: the data sorting module automatically extracts voltage information in the data information related to the active filter, and marks the voltage information as Fyi, i =1.. N;
step two: the data sorting module automatically extracts current information in the data information related to the active filter, and marks the current information as Fli, i =1.. N;
step three: the data sorting module automatically extracts temperature information in the data information related to the active filter, and marks the temperature information as Fwi, i =1.. N;
the data analysis module analyzes the data information transmitted by the data base, the applicable voltage range of the active filter and the applicable current range of the active filter, and transmits the applicable temperature, the applicable voltage range of the active filter and the applicable current range of the active filter to the controller and the data analysis module, and the data analysis module analyzes the data information transmitted by the data base, the applicable voltage range of the active filter and the applicable current range of the active filter to the controller and the data sorting module, wherein the data sorting module transmits the marked data information related to the active filter to the controller, the controller receives the data information transmitted by the data base, the data analysis module transmits the data information related to the controller and the data sorting module, and the specific analysis process comprises the following steps:
the method comprises the following steps: the data analysis module marks the applicable temperature, the applicable voltage range and the applicable current range of the active filter of the database transmission:
s1: the data analysis module automatically extracts an application voltage range of an active filter in a database, and marks voltage information as Syi, i =1.. N;
s2: the data analysis module automatically extracts the applicable current range of the active filter in the database, and the current information is marked as Sli, i =1.. N;
s3: the data analysis module automatically extracts the applicable temperature in the database, and marks the applicable temperature as Swi, i =1.. N;
step two: the data analysis module compares the applicable temperature, the applicable voltage range and the applicable current range of the active filter transmitted by the database with the data information transmitted by the data sorting module one by one, and the comparison result is as follows:
s1: the comparison results for the voltages are three: fyi > Syi, fyi = Syi and Fyi < Syi;
s2: the results for the ratio of currents are three: fli > Sli, fyi = Sli, and Fyi < Sli;
s3: the alignment results for temperature are three: fwi > Swi, fwi = Swi and Fwi < Swi;
the data analysis module transmits data information to the data calculation module, and the data calculation module receives an analysis result transmitted by the data analysis module, calculates the analysis result and judges whether the object is damaged by real-time voltage, current and temperature;
the detection module is used for detecting the peripheral state of an instrument in real time, the peripheral state comprises object information and the state of an object, the detection module transmits acquired image information to the monitoring module, the controller receives the image information of the detection module and transmits the image information to the data analysis module, the database also stores the object information and whether the object is destructive to the instrument, the database transmits the object information to the monitoring module, the monitoring module transmits the object information to the data analysis module, a comparison unit is arranged in the data analysis module, and the data analysis module compares and analyzes the object information transmitted by the database and the detection module through the comparison unit and judges the change of the object state around the instrument;
the data analysis module compares and analyzes the object information transmitted by the database and the detection module through the comparison unit, and the specific comparison and analysis process is as follows:
the method comprises the following steps: the analysis module extracts the object information transmitted in the database, and marks the object information as Wi, i =1.. N;
step two: the analysis module extracts object information in the peripheral state, and marks the object information as wi, i =1.. N;
step three: comparing the object information transmitted in the database with the object information detected by the detection module:
s1: when Wi = Wi, judging according to the state of the object detected by the detection module;
s2: when the object is in a motion state, the data analysis module judges whether the instrument is destructive according to the object transmitted in the database;
s3: when the judgment result is that: when the object is destructive to the instrument, the data analysis module transmits the judgment result to the alarm unit;
the alarm unit receives signals transmitted by the data calculation module and the data analysis module and sends alarm signals to the intelligent equipment.
2. The active filter security management system according to claim 1, wherein the data calculation module receives the analysis result transmitted by the data analysis module and calculates the analysis result, and the specific calculation process is as follows:
the method comprises the following steps: the data calculation unit respectively sets three difference values of voltage, current and temperature, the three difference values are sequentially represented by M, N and K, and three difference value ranges M, N and K are sequentially set;
step two: the data calculation module respectively calculates the difference values set in the first step according to a calculation formula, wherein the calculation formula is as follows: m = Syi-Fyi, N = Sl i-Fyi, K = Swi-Fwi;
step three: and comparing M, N and K with M, N and K, and judging the damage of the actual voltage, current and temperature to the instrument, wherein the specific judgment process is as follows:
s1: when M is greater than M or M is less than M, the actual voltage is judged to be inconsistent with the applicable voltage, the instrument is damaged, and the data calculation module sends a signal to the alarm unit;
s2: when | N | is greater than N or N is less than N, the actual current is judged to be inconsistent with the applicable current, the instrument is damaged, and the data calculation module sends a signal to the alarm unit;
s3: when the absolute value K is larger than K or K is smaller than K, the fact that the actual temperature does not accord with the applicable temperature is judged, the instrument is damaged, and the data calculation module sends a signal to the alarm unit;
s4: and when M = M, N = N and K = K, judging that the instrument belongs to a normal use state.
3. The active filter safety management system according to claim 1, wherein the data acquisition module is communicatively coupled with the data sorting module, the data sorting module is communicatively coupled with the controller, the controller is communicatively coupled with the database and the detection module, respectively, the data analysis module is communicatively coupled with the controller, the data calculation module is communicatively coupled with the data analysis module, the alarm unit is communicatively coupled with the data calculation module, the smart device is communicatively coupled with the alarm unit, and the display screen is communicatively coupled with the controller.
4. The active filter security management system of claim 1, wherein the display screen is used for displaying the results of various analyses, determinations and calculations of the whole system.
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| CN203149028U (en) * | 2013-03-18 | 2013-08-21 | 上海理工大学 | Adaptive harmonic current detection system |
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| CN204578096U (en) * | 2015-04-20 | 2015-08-19 | 福建森达电气股份有限公司 | Low-voltage active electric power filter control system |
| CN109038508A (en) * | 2018-08-09 | 2018-12-18 | 安徽亚辉电气自动化有限公司 | A kind of overvoltage protection alarm system |
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| US8698507B2 (en) * | 2010-12-21 | 2014-04-15 | Eneraiser Technology Co., Ltd. | DC capacitor degradation alarm circuit |
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| CN203149028U (en) * | 2013-03-18 | 2013-08-21 | 上海理工大学 | Adaptive harmonic current detection system |
| CN204216586U (en) * | 2014-11-27 | 2015-03-18 | 江苏联固电气有限公司 | The mains by harmonics data acquisition and procession device of intelligent drawout cubicle |
| CN204578096U (en) * | 2015-04-20 | 2015-08-19 | 福建森达电气股份有限公司 | Low-voltage active electric power filter control system |
| CN109038508A (en) * | 2018-08-09 | 2018-12-18 | 安徽亚辉电气自动化有限公司 | A kind of overvoltage protection alarm system |
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