CN111523635A - Harmonic detection method based on combination of artificial bee colony algorithm and least square method - Google Patents
Harmonic detection method based on combination of artificial bee colony algorithm and least square method Download PDFInfo
- Publication number
- CN111523635A CN111523635A CN202010210558.8A CN202010210558A CN111523635A CN 111523635 A CN111523635 A CN 111523635A CN 202010210558 A CN202010210558 A CN 202010210558A CN 111523635 A CN111523635 A CN 111523635A
- Authority
- CN
- China
- Prior art keywords
- algorithm
- food source
- bee colony
- artificial bee
- bees
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N3/00—Computing arrangements based on biological models
- G06N3/004—Artificial life, i.e. computing arrangements simulating life
- G06N3/006—Artificial life, i.e. computing arrangements simulating life based on simulated virtual individual or collective life forms, e.g. social simulations or particle swarm optimisation [PSO]
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
- G01R23/16—Spectrum analysis; Fourier analysis
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N7/00—Computing arrangements based on specific mathematical models
- G06N7/08—Computing arrangements based on specific mathematical models using chaos models or non-linear system models
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Computing Systems (AREA)
- Software Systems (AREA)
- Artificial Intelligence (AREA)
- Data Mining & Analysis (AREA)
- Evolutionary Computation (AREA)
- General Engineering & Computer Science (AREA)
- Biophysics (AREA)
- Nonlinear Science (AREA)
- General Health & Medical Sciences (AREA)
- Computational Linguistics (AREA)
- Biomedical Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Algebra (AREA)
- Computational Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Feedback Control In General (AREA)
- Measurement Of Current Or Voltage (AREA)
Abstract
The invention discloses a harmonic detection method based on combination of an artificial bee colony algorithm and a least square method, relates to the technical field of electric power, and solves the problem that the artificial bee colony algorithm is easy to be premature by introducing Tent chaotic mapping; on the basis, Tent chaotic mapping is improved, and the problems of small cycle and unstable cycle points of chaotic mapping are solved. The Tent chaos improved artificial bee colony algorithm solves the problem that the artificial bee colony algorithm is easy to fall into a local optimum point, improves the solving precision and the convergence speed of the algorithm, is good in robustness, combines the improved artificial bee colony algorithm with a least square method, detects harmonic signals by using the fused algorithm, solves the problems that the least square algorithm is sensitive to an initial value and poor in detection precision, achieves quick, effective, accurate and stable detection of harmonic waves in load current, and has great reference value for effectively governing the harmonic waves and improving the power quality.
Description
Technical Field
The invention relates to the technical field of electric power, in particular to a harmonic detection method based on combination of an artificial bee colony algorithm and a least square method.
Background
Due to the increase of the nonlinear load, a large amount of harmonics are injected into the grid system. The harmonic waves of the power grid system seriously affect the power quality of the power grid, and if the harmonic waves in the power grid are not treated, the harmonic waves cause great troubles and even economic losses for users and power suppliers. Harmonic suppression has an important historical position for supporting economic and social development by high-quality electric energy, and the significance of the harmonic suppression is self-evident. For harmonic suppression, firstly, the harmonic needs to be detected, the harmonic components are analyzed, and the harmonic components are detected. And then, according to the harmonic detection result, a harmonic treatment scheme is pertinently provided. The traditional algorithm for detecting the harmonic waves at present has the problems of sensitivity to initial values, spectrum leakage, barrier effect, frequency aliasing and the like.
Disclosure of Invention
In order to solve the problems in the prior art, the initial value of the least square algorithm is optimized by using a Tent chaos improved artificial Bee Colony (CABC) algorithm to obtain a chaos improved artificial Bee Colony algorithm on the basis of a traditional least square algorithm harmonic detection method (CIABC), so that the problem that the traditional least square algorithm is sensitive to the initial value is solved, the accuracy and the real-time performance of harmonic detection are greatly improved, and the steady-state error is reduced.
The invention specifically adopts the following technical scheme:
a harmonic detection method based on an artificial bee colony algorithm combined with a least square method comprises the following steps:
s1: on the basis of a standard Artificial Bee Colony algorithm, Tent Chaotic mapping is introduced into the Artificial Bee Colony algorithm for algorithm improvement, and a Chaotic Artificial Bee Colony (CABC) algorithm is provided; the CABC algorithm generates a chaotic sequence on the basis of the optimal food source searched by the whole bee colony;
s2: on the basis of the CABC algorithm, an improved Tent Chaotic map is introduced, and a chaos improved Artificial Bee Colony algorithm (CIABC) is provided;
s3: and optimizing unknown parameters by using a CIABC algorithm, taking an optimal value output by the algorithm as an initial value of the RLS algorithm, performing parameter estimation by using the RLS algorithm, and finally updating the weight to obtain the amplitude and the phase of the harmonic wave.
Further, the CABC algorithm is implemented by the following steps:
step 1: in the D-dimensional space, given iteration times M and a total number S of food sources, each hiring bee corresponds to one food source position, the number of the hiring bees is the same as that of the observation bees, and the hiring bees generate new positions in the field positions; all hiring bees share food source location information to the observing bees;
in the formula (I), the compound is shown in the specification,a j dimension value representing the position of the ith honey source is initialized; i 1,2, … …, S, j 1,2, … …, D,respectively the minimum value and the maximum value of the honey source position corresponding to the j dimension, wherein R is a random number between 0 and 1;
step 2: determining and selecting a food source by the observation bees according to the quality of the food source, and recording the position and the fitness value of the selected optimal food source;
performing a neighborhood search of the selected employer bee and observer bee locations based onPosition updating is carried out, wherein t is iteration times,representing the t +1 th iterationThe position value of the j-th dimension of the newly generated first food source,representing the j-dimensional position value of the ith food source at the t time of iteration; k is a randomly assigned individual, and k ≠ 1; r is [ -1, 1]A random number within a range;
and calculating and comparing fitness values of the new food sources, and replacing the original food source positions with honey source positions with more excellent food source quality.
And step 3: and the observation bees are greedy selected after each new position attempt, the positions are updated if the attempt succeeds, the original positions are maintained if the attempt fails, and if the failed times exceed the preset limit value, the quality of the food source is considered to be lower than the mining threshold. And if the position of the food source is kept unchanged, finishing the observation honeycomb search task. The corresponding employed bee discards the food source and no longer memorizes its location; hiring bees to become scout bees to start to randomly search for new food source positions;
and 4, step 4: recording the current optimal solution and position, finishing the algorithm when the iteration times of the algorithm reach the maximum M times, and outputting the fitness value of the optimal food source; if the maximum iteration times are not reached, judging whether the global optimal food source is updated or not; if so, repeating the step 2 to the step 3; otherwise according toFor conventional variablesMapping transformation is carried out to obtain a chaotic variable which is between 0 and 1]Then pass throughTo pairMapping to obtain a chaotic variableFinally, theBy passingTo make chaotic variableConversion to conventional variablesAnd repeating the steps 2 to 3.
The further scheme is that the Tent chaotic mapping introduced in the step S1 is used for carrying out algorithm improvement, specifically, the Tent chaotic mapping is introduced for carrying out algorithm improvement
The Tent chaotic mapping is improved, and small cycle and unstable cycle points of the Tent chaotic mapping are overcome.
The further scheme is that the fitness value of the new food source is calculated and compared in the step 2, and the position of the honey source with more excellent quality of the food source replaces the position of the original food source, and the specific operation rule is as follows:
let fiThe method comprises the following steps of (1) carrying out an objective function of a nonlinear optimization problem, wherein when a maximum value is solved, the fitness function is the objective function; when solving the minimum problem, the fitness function is a transformation form of the objective function byCalculating to obtain;
employing bees to select a better quality honey source by comparing fitness values, and observing the rules of bees selecting food sources:
wherein t is 1,2, … …, M; fi(t) is the fitness value of the ith food source at the time of the t iteration.
Further, the specific operation process of S3 is as follows: estimating harmonics, namely sampling a signal at first, wherein the sampling frequency meets the Nyquist criterion; the equivalent linear model of the sampling system is expressed as:
y' (K) ═ h (K) · a + v (K), K ═ 1,2.., K, where Y (K) is the kth noisy signal measurement, a ═ a · K1A2……AN]TIs amplitude vector matrix, v (k) is the additive noise of the k-th sampling, and H (k) is the k-th row of the system structure matrix; the structural matrix of the system is represented as:
the harmonic detection problem is reduced to search for the optimum phinMaking the difference between Y (k) and Y (k) tend to a minimum value, wherein Y (k) H (k) A, and determining different phase information phi by using CIABC algorithmnThe amplitude estimation is performed in conjunction with the use of the RLS algorithm.
The invention has the beneficial effects that:
on the basis of a harmonic detection method of a traditional least square algorithm, the chaos improved Artificial Bee Colony (CABC) algorithm is used for optimizing an initial value of the least square algorithm, so that the problem that the traditional least square algorithm is sensitive to the initial value is solved, accuracy and real-time performance of harmonic detection are greatly improved, and steady-state errors are reduced.
Drawings
FIG. 1 is a flow chart of a harmonic detection method based on an artificial bee colony algorithm combined with a least square method according to an embodiment of the invention;
FIG. 2 is a flow chart of the chaos improved artificial bee colony algorithm in the embodiment of the invention;
FIG. 3 is a waveform diagram of fundamental wave signal detection on an MTALAB simulation platform by a hybrid algorithm of an artificial bee colony Algorithm (ABC) and a least square method (RLS);
FIG. 4 is a waveform diagram of fundamental wave signal detection by a hybrid algorithm of a chaotic artificial bee Colony Algorithm (CABC) combined with a least square method (RLS) on an MTALAB simulation platform;
FIG. 5 is a waveform diagram of fundamental wave signal detection by a hybrid algorithm of chaos improved artificial bee colony algorithm (CIABC) combined with least square method (RLS) on an MTALAB simulation platform;
FIG. 6 is a waveform diagram of multi-frequency harmonic signal detection on MTALAB software using experimental platform data for a hybrid algorithm of an artificial bee colony Algorithm (ABC) combined with a least squares method (RLS);
FIG. 7 is a waveform diagram of multi-frequency harmonic signal detection by a hybrid algorithm of a chaotic artificial bee Colony Algorithm (CABC) combined with a least square method (RLS) on MTALAB software by using experimental platform data;
fig. 8 is a waveform diagram of multi-frequency harmonic signal detection by a hybrid algorithm of chaos improved artificial bee colony algorithm (CIABC) combined with least square method (RLS) on MTALAB software using experimental platform data.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1-2, an embodiment of the present invention discloses a harmonic detection method based on an artificial bee colony algorithm combined with a least square method, comprising the following steps:
s1: on the basis of a standard Artificial Bee Colony algorithm, Tent Chaotic mapping is introduced into the Artificial Bee Colony algorithm for algorithm improvement, and a Chaotic Artificial Bee Colony (CABC) algorithm is provided; the CABC algorithm generates a chaotic sequence on the basis of the optimal food source searched by the whole bee colony; the traversal uniformity characteristic of Tent chaotic mapping is utilized, the optimization speed of the algorithm is improved, and the algorithm is more efficient;
s2: on the basis of the CABC algorithm, an improved Tent Chaotic map is introduced, and a chaos improved Artificial Bee Colony algorithm (CIABC) is provided; after the algorithm is iterated for two times continuously, the position of the employed bee is not updated, namely the chaotic mapping is introduced, and other steps are not changed only by replacing the limit.
S3: and optimizing unknown parameters by using a CIABC algorithm, taking an optimal value output by the algorithm as an initial value of the RLS algorithm, performing parameter estimation by using the RLS algorithm, and finally updating the weight to obtain the amplitude and the phase of the harmonic wave.
In this embodiment, the CABC algorithm is implemented as follows:
step 1: in the D-dimensional space, given iteration times M and a total number S of food sources, each hiring bee corresponds to one food source position, the number of the hiring bees is the same as that of the observation bees, and the hiring bees generate new positions in the field positions; all hiring bees share food source location information to the observing bees;
in the formula (I), the compound is shown in the specification,a j dimension value representing the position of the ith honey source is initialized; i 1,2, … …, S, j 1,2, … …, D,respectively the minimum value and the maximum value of the honey source position corresponding to the j dimension, wherein R is a random number between 0 and 1;
step 2: determining and selecting a food source by the observation bees according to the quality of the food source, and recording the position and the fitness value of the selected optimal food source;
performing a neighborhood search of the selected employer bee and observer bee locations based onPosition updating is carried out, wherein t is iteration times,represents the j-th dimension of the newly generated first food source at the t +1 th iteration,representing the j-dimensional position value of the ith food source at the t time of iteration; k is a randomly assigned individual, and k ≠ 1; r is [ -1, 1]A random number within a range;
and calculating and comparing fitness values of the new food sources, and replacing the original food source positions with honey source positions with more excellent food source quality.
And step 3: and the observation bees are greedy selected after each new position attempt, the positions are updated if the attempt succeeds, the original positions are maintained if the attempt fails, and if the failed times exceed the preset limit value, the quality of the food source is considered to be lower than the mining threshold. And if the position of the food source is kept unchanged, finishing the observation honeycomb search task. The corresponding employed bee discards the food source and no longer memorizes its location; hiring bees to become scout bees to start to randomly search for new food source positions;
and 4, step 4: recording the current optimal solution and position, finishing the algorithm when the iteration times of the algorithm reach the maximum M times, and outputting the fitness value of the optimal food source; if the maximum iteration times are not reached, judging whether the global optimal food source is updated or not; if so, repeating the step 2 to the step 3; otherwise according toFor conventional variablesMapping transformation is carried out to obtain a chaotic variable which is between 0 and 1]Then pass throughTo pairMapping to obtain a chaotic variableFinally pass throughTo make chaotic variableConversion to conventional variablesAnd repeating the steps 2 to 3.
In this embodiment, Tent chaotic mapping also has the problem of small-cycle and unstable-cycle points, for example, at points (0.2,0.4,0.6,0.8), the Tent mapping generates chaotic attractors; at points (0.25,0.5,0.75) the chaotic map will iterate to motionless 0[66-67], through
The Tent chaotic mapping is improved, and small cycle and unstable cycle points of the Tent chaotic mapping are overcome.
Tent chaotic mapping is also called Tent mapping, and is named after the fact that an image is similar to a Tent, and is a piecewise linear mapping in mathematics. The mapping has uniform power spectral density, probability density and ideal correlation characteristics, and the iteration speed is higher, and the mathematical expression is as follows: x is the number ofn+1=a-1-a|xn|,a∈(1,2);
When a is less than or equal to 1, the Tent hybrid map is in a stable state;
when a is larger than 1, the Tent chaotic map is in a chaotic state;
in this embodiment, the fitness value of the new food source is calculated and compared in step 2, and the honey source position with better quality of the food source is used to replace the original food source position, and the specific operation rules are as follows:
let fiThe method comprises the following steps of (1) carrying out an objective function of a nonlinear optimization problem, wherein when a maximum value is solved, the fitness function is the objective function; when solving the minimum problem, the fitness function is a transformation form of the objective function byCalculating to obtain;
employing bees to select a better quality honey source by comparing fitness values, and observing the rules of bees selecting food sources:
wherein t is 1,2, … …, M; fi(t) is the fitness value of the ith food source at the time of the t iteration.
In this embodiment, the specific operation process of S3 is as follows: estimating harmonics, namely sampling a signal at first, wherein the sampling frequency meets the Nyquist criterion; the equivalent linear model of the sampling system is expressed as:
y' (K) ═ h (K) · a + v (K), K ═ 1,2.., K, where Y (K) is the kth noisy signal measurement, a ═ a · K1A2……AN]TIs amplitude vector matrix, v (k) is the additive noise of the k-th sampling, and H (k) is the k-th row of the system structure matrix; the structural matrix of the system is represented as:
the harmonic detection problem is reduced to search for the optimum phinMaking the difference between Y (k) and Y (k) tend to a minimum value, wherein Y (k) H (k) A, and determining different phase information phi by using CIABC algorithmnCombined with estimation of amplitude using RLS algorithm, e.g. a ═ HT(k)·H(k)]-1HT(k) Y' (k) achieves this by minimizing the performance function E,for each bee, the performance function EiExpressed as:finally, the average estimation error is
In this embodiment, the load voltage signal detected for the fundamental wave signal on the MTALAB simulation platform is:
y(t)=0.95sin(100πt-2.02)+0.09sin(500πt+82.1)+0.043sin(700πt+7.9)+0.03sin(1100πt-147.1)+0.033sin(1300πt+162.6)
in this embodiment, the load voltage signal detected for the multi-frequency harmonic signal on the MTALAB software using the experimental platform data is: the voltage fundamental wave effective value is 220V, and the 3 rd harmonic content is 10%, the 5 th harmonic content is 8% and the 7 th harmonic content is 5% of the alternating current voltage signal.
The swarm parameters of the CIABC and RLS hybrid algorithm are set as follows: the colony size was 32, the number of iterations 20, and 50 seeks were performed.
The harmonic wave is detected by adopting the hybrid algorithm of the chaos improved artificial bee colony algorithm (CIABC) least square method (RLS) of the invention and compared with the harmonic wave detection of the hybrid algorithm of the artificial bee colony Algorithm (ABC) combined with the least square method (RLS) and the harmonic wave detection of the hybrid algorithm of the chaos artificial bee Colony Algorithm (CABC) combined with the least square method (RLS), and the comparison of the experimental results shown in figures 3, 4 and 5 and figures 6, 7 and 8 shows that the invention has high detection precision on the harmonic wave and high algorithm convergence speed. Compared with two other mixed algorithms, the method has obvious advantages.
Finally, only specific embodiments of the present invention have been described in detail above. The invention is not limited to the specific embodiments described above. Equivalent modifications and substitutions by those skilled in the art are also within the scope of the present invention. Accordingly, equivalent alterations and modifications are intended to be included within the scope of the invention, without departing from the spirit and scope of the invention.
Claims (5)
1. A harmonic detection method based on the combination of an artificial bee colony algorithm and a least square method is characterized in that: the method comprises the following steps:
s1: on the basis of a standard Artificial Bee Colony algorithm, Tent Chaotic mapping is introduced into the Artificial Bee Colony algorithm for algorithm improvement, and a Chaotic Artificial Bee Colony (CABC) algorithm is provided; the CABC algorithm generates a chaotic sequence on the basis of the optimal food source searched by the whole bee colony;
s2: on the basis of the CABC algorithm, an improved Tent Chaotic map is introduced, and a chaos improved Artificial Bee Colony algorithm (CIABC) is provided;
s3: and optimizing unknown parameters by using a CIABC algorithm, taking an optimal value output by the algorithm as an initial value of the RLS algorithm, performing parameter estimation by using the RLS algorithm, and finally updating the weight to obtain the amplitude and the phase of the harmonic wave.
2. The harmonic detection method based on the artificial bee colony algorithm combined with the least square method as claimed in claim 1, wherein:
the CABC algorithm is implemented by the following steps:
step 1: in the D-dimensional space, given iteration times M and a total number S of food sources, each hiring bee corresponds to one food source position, the number of the hiring bees is the same as that of the observation bees, and the hiring bees generate new positions in the field positions; all hiring bees share food source location information to the observing bees;
in the formula (I), the compound is shown in the specification,a j dimension value representing the position of the ith honey source is initialized; i 1,2, … …, S, j 1,2, … …, D,respectively the minimum value and the maximum value of the honey source position corresponding to the j dimension, wherein R is a random number between 0 and 1;
step 2: determining and selecting a food source by the observation bees according to the quality of the food source, and recording the position and the fitness value of the selected optimal food source;
performing a neighborhood search of the selected employer bee and observer bee locations based onPosition updating is carried out, wherein t is iteration times,represents the j-th dimension of the newly generated first food source at the t +1 th iteration,representing the j-dimensional position value of the ith food source at the t time of iteration; k is a randomly assigned individual, and k ≠ 1; r is [ -1, 1]A random number within a range;
and calculating and comparing fitness values of the new food sources, and replacing the original food source positions with honey source positions with more excellent food source quality.
And step 3: and the observation bees are greedy selected after each new position attempt, the positions are updated if the attempt succeeds, the original positions are maintained if the attempt fails, and if the failed times exceed the preset limit value, the quality of the food source is considered to be lower than the mining threshold. And if the position of the food source is kept unchanged, finishing the observation honeycomb search task. The corresponding employed bee discards the food source and no longer memorizes its location; hiring bees to become scout bees to start to randomly search for new food source positions;
and 4, step 4: recording the current optimal solution and position, finishing the algorithm when the iteration times of the algorithm reach the maximum M times, and outputting the fitness value of the optimal food source; if the maximum iteration times are not reached, judging whether the global optimal food source is updated or not; if so, repeating the step 2 to the step 3; otherwise according toFor conventional variablesMapping transformation is carried out to obtain a chaotic variable which is between 0 and 1]Then pass throughTo pairMapping to obtain a chaotic variableFinally pass throughTo make chaotic variableConversion to conventional variablesAnd repeating the steps 2 to 3.
3. The harmonic detection method based on the artificial bee colony algorithm combined with the least square method as claimed in claim 1, wherein:
4. The harmonic detection method based on the artificial bee colony algorithm combined with the least square method as claimed in claim 2, wherein:
calculating and comparing fitness values of the new food sources in the step 2, and replacing the original food source position with a honey source position with more excellent food source quality, wherein the specific operation rule is as follows:
let fiThe method comprises the following steps of (1) carrying out an objective function of a nonlinear optimization problem, wherein when a maximum value is solved, the fitness function is the objective function; when solving the minimum problem, the fitness function is a transformation form of the objective function byCalculating to obtain;
employing bees to select a better quality honey source by comparing fitness values, and observing the rules of bees selecting food sources:
5. The harmonic detection method based on the artificial bee colony algorithm combined with the least square method as claimed in claim 1, wherein:
the specific operation process of S3 is as follows: estimating harmonics, namely sampling a signal at first, wherein the sampling frequency meets the Nyquist criterion; the equivalent linear model of the sampling system is expressed as: y' (K) ═ h (K) · a + v (K), K ═ 1,2.., K, where Y (K) is the kth noisy signal measurement, a ═ a · K1A2……AN]TIs amplitude vector matrix, v (k) is the additive noise of the k-th sampling, and H (k) is the k-th row of the system structure matrix; the structural matrix of the system is represented as:
the harmonic detection problem is reduced to search for the optimum phinMaking the difference between Y (k) and Y (k) tend to a minimum value, wherein Y (k) H (k) A, and determining different phase information phi by using CIABC algorithmnThe amplitude estimation is performed in conjunction with the use of the RLS algorithm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010210558.8A CN111523635B (en) | 2020-03-24 | 2020-03-24 | Harmonic detection method based on artificial bee colony algorithm combined with least square method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010210558.8A CN111523635B (en) | 2020-03-24 | 2020-03-24 | Harmonic detection method based on artificial bee colony algorithm combined with least square method |
Publications (2)
Publication Number | Publication Date |
---|---|
CN111523635A true CN111523635A (en) | 2020-08-11 |
CN111523635B CN111523635B (en) | 2023-07-28 |
Family
ID=71900980
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010210558.8A Active CN111523635B (en) | 2020-03-24 | 2020-03-24 | Harmonic detection method based on artificial bee colony algorithm combined with least square method |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN111523635B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113410865A (en) * | 2021-05-08 | 2021-09-17 | 南昌大学 | Double parallel inverter control parameter setting method based on improved artificial bee colony algorithm |
CN113410864A (en) * | 2021-05-08 | 2021-09-17 | 南昌大学 | Three-phase inverter control method based on improved artificial bee colony algorithm |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103308747A (en) * | 2013-07-09 | 2013-09-18 | 西南交通大学 | Weighting least mean square (LMS) detection method for harmonic currents |
CN105447510A (en) * | 2015-11-11 | 2016-03-30 | 上海大学 | Fluctuating wind velocity prediction method based on artificial bee colony optimized least square support vector machine (LSSVM) |
CN106228184A (en) * | 2016-07-19 | 2016-12-14 | 东北大学 | A kind of based on the blast furnace fault detection system and the method that optimize extreme learning machine |
CN106650917A (en) * | 2017-01-03 | 2017-05-10 | 华南理工大学 | Mechanical arm inverse kinematics solving method based on chaotic and parallelized artificial bee colony algorithm |
CN107491832A (en) * | 2017-07-12 | 2017-12-19 | 国网上海市电力公司 | Energy quality steady-state index prediction method based on chaology |
CN108717492A (en) * | 2018-05-18 | 2018-10-30 | 浙江工业大学 | Manipulator Dynamic discrimination method based on improved artificial bee colony algorithm |
-
2020
- 2020-03-24 CN CN202010210558.8A patent/CN111523635B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103308747A (en) * | 2013-07-09 | 2013-09-18 | 西南交通大学 | Weighting least mean square (LMS) detection method for harmonic currents |
CN105447510A (en) * | 2015-11-11 | 2016-03-30 | 上海大学 | Fluctuating wind velocity prediction method based on artificial bee colony optimized least square support vector machine (LSSVM) |
CN106228184A (en) * | 2016-07-19 | 2016-12-14 | 东北大学 | A kind of based on the blast furnace fault detection system and the method that optimize extreme learning machine |
CN106650917A (en) * | 2017-01-03 | 2017-05-10 | 华南理工大学 | Mechanical arm inverse kinematics solving method based on chaotic and parallelized artificial bee colony algorithm |
CN107491832A (en) * | 2017-07-12 | 2017-12-19 | 国网上海市电力公司 | Energy quality steady-state index prediction method based on chaology |
CN108717492A (en) * | 2018-05-18 | 2018-10-30 | 浙江工业大学 | Manipulator Dynamic discrimination method based on improved artificial bee colony algorithm |
Non-Patent Citations (9)
Title |
---|
BISWAS S ET AL.: "an artificial bee colony-least square algorithm for solving harmonic estimation problems", 《APPLIED SOFT COMPUTING JOURNAL》 * |
BISWAS S ET AL.: "an artificial bee colony-least square algorithm for solving harmonic estimation problems", 《APPLIED SOFT COMPUTING JOURNAL》, vol. 13, no. 5, 31 May 2013 (2013-05-31), pages 2343 - 2355, XP028527378, DOI: 10.1016/j.asoc.2012.12.006 * |
丁政豪等: "基于混沌人工蜂群算法的结构损伤识别", 《中山大学学报(自然科学版)》, vol. 54, no. 05, pages 39 - 42 * |
匡芳君等: "自适应Tent混沌搜索的人工蜂群算法", 《控制理论与应用》 * |
匡芳君等: "自适应Tent混沌搜索的人工蜂群算法", 《控制理论与应用》, vol. 31, no. 11, 15 January 2015 (2015-01-15), pages 1502 - 1509 * |
段玉波等: "基于改进人工蜂群与最小二乘的谐波检测混合算法", 《自动化技术与应用》 * |
段玉波等: "基于改进人工蜂群与最小二乘的谐波检测混合算法", 《自动化技术与应用》, vol. 35, no. 7, 25 July 2016 (2016-07-25), pages 65 - 69 * |
王娟等: "基于改进群搜索优化算法的综合能源系统运行优化", 《上海电机学院学报》 * |
王娟等: "基于改进群搜索优化算法的综合能源系统运行优化", 《上海电机学院学报》, vol. 23, no. 1, 25 February 2020 (2020-02-25), pages 1 - 8 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113410865A (en) * | 2021-05-08 | 2021-09-17 | 南昌大学 | Double parallel inverter control parameter setting method based on improved artificial bee colony algorithm |
CN113410864A (en) * | 2021-05-08 | 2021-09-17 | 南昌大学 | Three-phase inverter control method based on improved artificial bee colony algorithm |
CN113410865B (en) * | 2021-05-08 | 2022-11-08 | 南昌大学 | Double-parallel inverter control parameter setting method based on improved artificial bee colony algorithm |
Also Published As
Publication number | Publication date |
---|---|
CN111523635B (en) | 2023-07-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108599172B (en) | Transmission and distribution network global load flow calculation method based on artificial neural network | |
CN111523635A (en) | Harmonic detection method based on combination of artificial bee colony algorithm and least square method | |
CN110991721A (en) | Short-term wind speed prediction method based on improved empirical mode decomposition and support vector machine | |
CN110212592B (en) | Thermal power generating unit load regulation maximum rate estimation method and system based on piecewise linear expression | |
CN113411216A (en) | Network flow prediction method based on discrete wavelet transform and FA-ELM | |
CN111046327A (en) | Prony analysis method suitable for low-frequency oscillation and subsynchronous oscillation identification | |
CN114169251A (en) | Ultra-short-term wind power prediction method | |
CN113887119A (en) | River water quality prediction method based on SARIMA-LSTM | |
CN108181617A (en) | A kind of filtering method of the nonlinear frequency modulation system based on the transformation of tensor product model | |
CN114708479A (en) | Self-adaptive defense method based on graph structure and characteristics | |
CN113127469B (en) | Filling method and system for missing value of three-phase unbalanced data | |
Zeng et al. | Self-adaptive mechanism for multi-objective evolutionary algorithms | |
CN116192538B (en) | Network security assessment method, device, equipment and medium based on machine learning | |
CN115423149A (en) | Incremental iterative clustering method for energy internet load prediction and noise level estimation | |
CN113743018A (en) | EEMD-FOA-GRNN-based time sequence prediction method | |
CN113159405A (en) | Wind power prediction method for optimizing LSSVR (least Square support vector regression) based on improved satin blue gardener algorithm | |
Zhang et al. | A Novel Combined Model Based on Hybrid Data Decomposition, MSWOA and ENN for Short-Term Wind Speed Forecasting | |
CN112465195A (en) | Bus load prediction method and system considering high-proportion distributed photovoltaic access | |
Li et al. | Bayesian Network Structure Learning Algorithm Based on Node Order Constraint | |
CN106597848B (en) | Photovoltaic inverter potential parameter identification error fluctuation coefficient prediction method | |
Pan et al. | Short-term wind speed prediction model of VMD-FOAGRNN based on Lorenz disturbance | |
CN108038330B (en) | Aluminum electrolysis power consumption model construction method based on SUKFNN algorithm | |
Ming et al. | Noise Level Estimation in Energy Internet Based on Artificial Neural Network | |
Jain et al. | Simulation Model Calibration with Dynamic Stratification and Adaptive Sampling | |
CN113987909B (en) | Oilpaper insulation aging prediction method, device, computer equipment and storage medium |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |