CN105180970B - A kind of picking sensor Optimization Design that trajectory measurement is waved for transmission line of electricity - Google Patents
A kind of picking sensor Optimization Design that trajectory measurement is waved for transmission line of electricity Download PDFInfo
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- CN105180970B CN105180970B CN201510264807.0A CN201510264807A CN105180970B CN 105180970 B CN105180970 B CN 105180970B CN 201510264807 A CN201510264807 A CN 201510264807A CN 105180970 B CN105180970 B CN 105180970B
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Abstract
The invention discloses a kind of picking sensor Optimization Design that trajectory measurement is waved for transmission line of electricity, comprise the following steps：A：The maximum longitudinal velocity of transmission line of electricity during line oscillation occurs for estimation；B：Calculate n speed point of maximum longitudinal velocity；C：Obtain n friction speed pointV iCorresponding ωt i Value；D：Obtain n friction speed pointV i Corresponding transmission line galloping track longitudinal coordinate y i ；E：According to transmission line galloping track longitudinal coordinate y i SimplifyY i , obtain the longitudinally disposed position of n optoelectronic switch in picking sensor；F：Determine the position of 1 optoelectronic switch of 2n longitudinally disposed in picking sensor.The present invention can accurate acquisition to each positional information during transmission line galloping, measurement accuracy is drastically increased, while reducing equipment cost and system complexity.
Description
Technical field
Trajectory measurement is waved the present invention relates to a kind of picking sensor design method, more particularly to a kind of transmission line of electricity that is used for
Picking sensor Optimization Design.
Background technology
At present, when being measured to transmission line galloping track, it will usually which application picking sensor carries out transmission line of electricity
Wave the collection of trajectory signal.During transmission line galloping, transmission line of electricity can shelter from picking sensor longitudinal direction and
The light beam that the optoelectronic switch transmitter laterally set is launched, the light intensity for causing picking sensor receiver to be received occurs
Change, so that picking sensor outgoing position signal, obtains the more specific location information of transmission line of electricity.
In actual applications, due to transmission line of electricity to wave scope larger, it is necessary to arrange substantial amounts of optoelectronic switch, although reason
By above practical application request can be met by increasing the quantity of optoelectronic switch, the quantity of acquisition channel, it is contemplated that through
The factors such as Ji property, the complexity of system, are needed badly according to line oscillation track characteristic to the arrangement quantity of optoelectronic switch and position
Optimize, the measurement demand of system is met with as few as possible optoelectronic switch and acquisition channel.
Simultaneously as needing the two dimension for obtaining transmission line of electricity to wave track, therefore light curtain when measurement circuitry waves track
Sensor internal optoelectronic switch needs all to be arranged in vertical and horizontal, when transmission line of electricity appears in a certain position, light curtain
Output signal can obtain the current location of transmission line of electricity to the optoelectronic switch of the horizontal and vertical setting of sensor internal simultaneously.Logical
In the case of often, in order to process with it is easily manufactured, the transmitter of the optoelectronic switch of setting is all evenly distributed on inside picking sensor
In picking sensor housing, but it is directed to during transmission line galloping that Wave crest and wave trough position and speed is small, anti-node location is fireballing
Actual conditions, when the optoelectronic switch negligible amounts set in picking sensor housing and when being uniformly distributed, picking sensor is in dance
It can lose many positional informations during dynamic Wave crest and wave trough, and then can greatly influence measurement accuracy.Therefore, need also exist for passing light curtain
The distribution of optoelectronic switch optimizes design inside sensor, to improve measurement accuracy.
The content of the invention
It is an object of the invention to provide a kind of picking sensor Optimization Design that trajectory measurement is waved for transmission line of electricity,
Design, accurate acquisition transmission line galloping Wave crest and wave trough can be optimized to the distribution of the optoelectronic switch in picking sensor housing
When positional information, measurement accuracy is drastically increased, while reducing equipment cost and system complexity.
The present invention uses following technical proposals：
A kind of picking sensor Optimization Design that trajectory measurement is waved for transmission line of electricity, comprises the following steps：
A：According to transmission line of electricity practical operation situation, carried out to occurring the maximum longitudinal velocity of transmission line of electricity during line oscillation
Estimation；
B：N speed point of maximum longitudinal velocity is calculated, is respectively maximum longitudinal velocity With 1 times；V is denoted as respectively1、V2、……、Vi、……、Vn, n is natural number；
C：According to longitudinal velocity calculation formula Vy=A ω cos (ω t) inverse function, obtains n friction speed point V respectivelyi
Corresponding ω tiValue, is denoted as ω t respectively1、ωt2、……、ωti、……、ωtn, wherein, VyLongitudinal velocity is represented, A is represented
Pitch amplitude during transmission line galloping, ω is to wave frequecy characteristic parameter, tiFor the time；
D：Utilize resulting friction speed point ViCorresponding ω tiValue, according to formula y=Asin (ω t), is obtained respectively
N friction speed point ViCorresponding transmission line galloping track longitudinal coordinate yi, y is denoted as respectively1、y2、……、yi、……yn；
E：To the n friction speed point V obtainediCorresponding transmission line galloping track longitudinal coordinate yiSimplify Yi, obtain
The longitudinally disposed position Y of n optoelectronic switch in picking sensor1、Y2、……、Yi、……Yn, rule of simplification for downwards round and
It is accurate to centimetre；
F：The position for determining 2n-1 optoelectronic switch longitudinally disposed in picking sensor is respectively ± Y1、±Y2、……、
±Yi、……±Yn。
The multiple optoelectronic switches laterally set in described picking sensor are uniformly arranged, and laterally set it is two neighboring
The distance between optoelectronic switch is not more than 8 centimetres.
The distance between two neighboring optoelectronic switch laterally set is 8 centimetres.
In described step A, the maximum longitudinal velocity estimation equation for occurring transmission line of electricity during line oscillation is Vymax=A
ω, wherein A represent pitch amplitude during transmission line galloping, and ω is to wave frequecy characteristic parameter.
The present invention by choosing the fixation multiple of maximal rate respectively, and anti-transmission line galloping position when solving the speed
Put, each picking sensor is sequentially arranged according to the position obtained, so as to replace transmission line of electricity with reaching with segmented linear
Track is waved, the final track of waving for obtaining transmission line of electricity, Wave crest and wave trough position and speed when the present invention is directed to transmission line galloping
The fireballing special circumstances of small, anti-node location, distribution of the actual conditions to optoelectronic switch according to transmission line galloping carries out excellent
Change design, accurate acquisition drastically increases measurement accuracy to each positional information during transmission line galloping, while reducing equipment
Cost and system complexity.
Brief description of the drawings
Fig. 1 is schematic flow sheet of the invention.
Embodiment
The present invention is made with detailed description below in conjunction with drawings and examples：
Using indoor circuit galloping test machine simulation or actual track wave when, it can be found that the longitudinal direction of line oscillation with
Horizontal movement locus is similar to sinusoidal waveform, i.e., speed is maximum near antinode, and speed is minimum near Wave crest and wave trough.If
Pitch amplitude during transmission line galloping is A, and lateral amplitude of vibration during transmission line galloping is B.
The track of waving of transmission line of electricity is decomposed, it is approximately sinusoidal figure that track is waved in its longitudinal direction, i.e.,：
Y=Asin (ω t)；
Wherein, y is waves track ordinate of orthogonal axes, and ω is waves frequecy characteristic parameter, and t is the time.
Therefore velocity component of the transmission line of electricity in longitudinal direction can be expressed as：
Vy=A ω cos (ω t)；
Wherein, VyRepresent longitudinal velocity.
From above-mentioned two formula, when ordinate of orthogonal axes y absolute value is smaller, VyAbsolute value it is larger, and as ordinate of orthogonal axes y
Absolute value it is larger when, VyAbsolute value it is smaller.The present invention waves rail using what the method for piecewise linearity removed transmission line simulation
Mark, therefore the fixed multiplying power number of selection maximal rate goes to gather transmission line of electricity and waves track.The present invention by choosing most respectively
The fixation multiple of big speed, and anti-transmission line galloping position when solving the speed, are sequentially arranged respectively according to the position obtained
Individual picking sensor, so that track is waved instead of transmission line of electricity with reaching with segmented linear, final acquisition transmission line of electricity
Wave track.
Summary design principle, as shown in figure 1, the light curtain of the present invention for waving trajectory measurement for transmission line of electricity is passed
Sensor Optimization Design, comprises the following steps：
A：According to transmission line of electricity practical operation situation, carried out to occurring the maximum longitudinal velocity of transmission line of electricity during line oscillation
Estimation；The maximum longitudinal velocity estimation equation of transmission line of electricity is when occurring line oscillation：Vymax=A ω；
B：N speed point of maximum longitudinal velocity is calculated, is respectively maximum longitudinal velocity With 1 times；V is denoted as respectively1、V2、……、Vi、……、Vn, n is natural number；
C：According to longitudinal velocity calculation formula Vy=A ω cos (ω t) inverse function, obtains n friction speed point V respectivelyi
Corresponding ω tiValue, is denoted as ω t respectively1、ωt2、……、ωti、……、ωtn, wherein, VyLongitudinal velocity is represented, A is represented
Pitch amplitude during transmission line galloping, ω is to wave frequecy characteristic parameter, tiFor the time；
D：Utilize resulting friction speed point ViCorresponding ω tiValue, according to formula y=Asin (ω t), is obtained respectively
N friction speed point ViCorresponding transmission line galloping track longitudinal coordinate yi, y is denoted as respectively1、y2、……、yi、……yn；
E：To the n friction speed point V obtainediCorresponding transmission line galloping track longitudinal coordinate yiSimplify Yi, obtain
The longitudinally disposed position Y of n optoelectronic switch in picking sensor1、Y2、……、Yi、……Yn, rule of simplification for downwards round and
It is accurate to centimetre；
F：The position for determining 2n-1 optoelectronic switch longitudinally disposed in picking sensor is respectively ± Y1、±Y2、……、
±Yi、……±Yn, due to when wave circuit longitudinal velocity it is maximum when, sin ω tn=0 so that Yn=0, therefore in photoelectricity switch
± Y when position is setn=0, a photoelectricity switch is only set.
It is determined that laterally set in picking sensor optoelectronic switch position when, can be sent out by galloping test machine analog result
The distance that existing transmission line of electricity level is waved is shorter and speed is smaller, while consider processing factors, in the present invention, light curtain sensing
The multiple optoelectronic switches laterally set in device are uniformly arranged point on transverse axis, and symmetrical with axis, and laterally set
The distance between two neighboring optoelectronic switch is not more than 80mm.In the present embodiment, laterally set two neighboring optoelectronic switch it
Between distance be 80mm.
It is excellent to the picking sensor of the present invention for transmission line of electricity dance trajectory measurement below in conjunction with specific embodiment
Change design method to be further expalined：
A：According to transmission line of electricity practical operation situation, formula V is utilizedymax=A ω transmit electricity when calculating generation line oscillation
The maximum longitudinal velocity V of circuitym, m represents max, pitch amplitude when A is transmission line galloping, and ω is waves frequecy characteristic ginseng
Number, A and ω are known；
B：Calculate maximum longitudinal velocity Vymax10 speed points, be respectively 0.1 times of maximum longitudinal velocity, 0.2
Again ..., 0.9 times and 1 times；V is denoted as respectively1、V2、……、V9、V10；
C：According to longitudinal velocity calculation formula Vy=A ω cos (ω t) inverse function, obtains 10 friction speed point V respectivelyi
Corresponding ω tiValue, is denoted as ω t respectively1、ωt2、……、ωt9、ωt10；It is as shown in the table：
| i | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 |
| ωti/° | 0.000 | 25.841 | 36.870 | 45.573 | 53.130 | 60.000 | 66.422 | 72.542 | 78.463 | 84.261 |
D：Utilize resulting friction speed point ViCorresponding ω tiValue, according to formula y=Asin (ω t), is obtained respectively
10 friction speed point ViCorresponding transmission line galloping track longitudinal coordinate yi, y is denoted as respectively1、y2、……、y9、y10；Its
Middle A=2m, it is as shown in the table：
| i | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 |
| ωti/° | 0.000 | 25.841 | 36.870 | 45.573 | 53.130 | 60.000 | 66.422 | 72.542 | 78.463 | 84.261 |
| yi/cm | 0 | 87 | 120 | 142 | 160 | 173 | 183 | 190 | 196 | 199 |
E：To the n friction speed point V obtainediCorresponding transmission line galloping track longitudinal coordinate yiSimplify Yi, obtain
The longitudinally disposed position Y of 10 optoelectronic switches in picking sensor1、Y2、……、Y9、Y10；
| i | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 |
| ωti/° | 0.000 | 25.841 | 36.870 | 45.573 | 53.130 | 60.000 | 66.422 | 72.542 | 78.463 | 84.261 |
| yi/cm | 0 | 87 | 120 | 142 | 160 | 173 | 183 | 190 | 196 | 199 |
| Yi/cm | 0 | 87 | 120 | 142 | 160 | 173 | 183 | 190 | 196 | 199 |
F：The position for determining 2n-1 optoelectronic switch longitudinally disposed in picking sensor is respectively 0, ± 87cm, ±
120cm、±142cm、±160cm、±173cm、±183cm、±190cm、±196cm、±199cm。
The optoelectronic switch position laterally set in picking sensor is uniformly arranged point on transverse axis, and with axis at a distance of 8cm
Line is symmetrical, and position distribution is 0, ± 8cm, ± 16cm, ± 24cm, ± 32cm, ± 40cm, ± 48cm.
Claims (4)
1. a kind of picking sensor Optimization Design that trajectory measurement is waved for transmission line of electricity, it is characterised in that：Including following
Step：
A：According to transmission line of electricity practical operation situation, the maximum longitudinal velocity for occurring transmission line of electricity during line oscillation is estimated
Calculate；
B：N speed point of maximum longitudinal velocity is calculated, is respectively maximum longitudinal velocityTimes,Times ...,Times
With 1 times；V is denoted as respectively1、V2、……、Vi、……、Vn, n is natural number；
C：According to longitudinal velocity calculation formula Vy=A ω cos (ω t) inverse function, obtains n friction speed point V respectivelyiInstitute is right
The ω t answerediValue, is denoted as ω t respectively1、ωt2、……、ωti、……、ωtn, wherein, VyLongitudinal velocity is represented, A represents transmission of electricity
Pitch amplitude during line oscillation, ω is to wave frequecy characteristic parameter, tiFor the time；
D：Utilize resulting friction speed point ViCorresponding ω tiValue, according to formula y=Asin (ω t), obtains n respectively
Friction speed point ViCorresponding transmission line galloping track longitudinal coordinate yi, y is denoted as respectively1、y2、……、yi、……yn；
E：To the n friction speed point V obtainediCorresponding transmission line galloping track longitudinal coordinate yiSimplify Yi, obtain light curtain
The longitudinally disposed position Y of n optoelectronic switch in sensor1、Y2、……、Yi、……Yn, rule of simplification is rounds and accurately downwards
To centimetre；
F：The position for determining 2n-1 optoelectronic switch longitudinally disposed in picking sensor is respectively ± Y1、±Y2、……、±
Yi、……±Yn。
2. the picking sensor Optimization Design according to claim 1 that trajectory measurement is waved for transmission line of electricity, it is special
Levy and be：The multiple optoelectronic switches laterally set in described picking sensor are uniformly arranged, and laterally set it is two neighboring
The distance between optoelectronic switch is not more than 8 centimetres.
3. the picking sensor Optimization Design according to claim 2 that trajectory measurement is waved for transmission line of electricity, it is special
Levy and be：The distance between two neighboring optoelectronic switch laterally set is 8 centimetres.
4. the picking sensor Optimization Design according to claim 1 that trajectory measurement is waved for transmission line of electricity, it is special
Levy and be：In described step A, the maximum longitudinal velocity estimation equation for occurring transmission line of electricity during line oscillation is Vymax=A ω,
Wherein A represents pitch amplitude during transmission line galloping, and ω is to wave frequecy characteristic parameter.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101533996A (en) * | 2008-03-11 | 2009-09-16 | 毛道义 | Anti-snow power transmission line |
| CN103389039A (en) * | 2013-07-18 | 2013-11-13 | 常州工学院 | High-speed and high-precision light curtain detection device based on FPGA (field programmable gate array) and FPAA (field programmable analog array) |
| CN104216411A (en) * | 2014-09-27 | 2014-12-17 | 江阴润玛电子材料股份有限公司 | Line patrolling method used for electronic circuit |
| CN104483007A (en) * | 2014-11-19 | 2015-04-01 | 华北电力大学（保定） | Overhead power transmission line vibration monitoring system and method |
-
2015
- 2015-05-22 CN CN201510264807.0A patent/CN105180970B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101533996A (en) * | 2008-03-11 | 2009-09-16 | 毛道义 | Anti-snow power transmission line |
| CN103389039A (en) * | 2013-07-18 | 2013-11-13 | 常州工学院 | High-speed and high-precision light curtain detection device based on FPGA (field programmable gate array) and FPAA (field programmable analog array) |
| CN104216411A (en) * | 2014-09-27 | 2014-12-17 | 江阴润玛电子材料股份有限公司 | Line patrolling method used for electronic circuit |
| CN104483007A (en) * | 2014-11-19 | 2015-04-01 | 华北电力大学（保定） | Overhead power transmission line vibration monitoring system and method |
Non-Patent Citations (2)
| Title |
|---|
| 输电线路导线舞动轨迹监测分析;王有元;《高电压技术》;20100531;第36卷(第5期);1113-1118 * |
| 高压输电线舞动轨迹的计算机监测;杨斌;《中国电力》;19960131;43-35 * |
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Address after: 450052 No. 85 South Songshan Road, 27 District, Henan, Zhengzhou Co-patentee after: Henan jiuyu enpai Power Technology Co., Ltd Patentee after: ELECTRIC POWER RESEARCH INSTITUTE OF STATE GRID HENAN ELECTRIC POWER Co. Co-patentee after: State Grid Corporation of China Address before: 450052 No. 85 South Songshan Road, 27 District, Henan, Zhengzhou Co-patentee before: HENAN ENPAI HIGH-TECH GROUP Co.,Ltd. Patentee before: ELECTRIC POWER RESEARCH INSTITUTE OF STATE GRID HENAN ELECTRIC POWER Co. Co-patentee before: State Grid Corporation of China |
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