CN103811988B - Method for controlling power of optical fibre laser device - Google Patents
Method for controlling power of optical fibre laser device Download PDFInfo
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- CN103811988B CN103811988B CN201410067753.4A CN201410067753A CN103811988B CN 103811988 B CN103811988 B CN 103811988B CN 201410067753 A CN201410067753 A CN 201410067753A CN 103811988 B CN103811988 B CN 103811988B
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Abstract
The invention provides a method and a device for controlling the power of an optical fibre laser device. The method comprises the following steps of: A, providing the optical fibre laser device with an actual set power of Y and an actual output power X; b, acquiring the relationship function between the actual set power of Y and the actual output power X of the optical fibre laser device; C, adjusting the actual set power Y of the optical fibre laser device according to the value of the actual output power X, and the relationship function between the actual set power of Y and the actual output power X. According to the method and the device for controlling the power of the optical fibre laser device, the actual output power of the optical fibre laser device is corrected by the relationship function between the actual set power of Y and the actual output power X to equal to or approach to an ideal set power, thus having great significance in product quality control on the optical fibre laser device.
Description
Technical field
The present invention relates to optical fiber laser field, more particularly to a kind of optical fiber laser Poewr control method and device.
Background technology
For preferable optical fiber laser, its actual output（Pout）With theoretical setting power（Pin）
Should be proportional, and Pout=Pin.But the impact of the factors such as individual variation, temperature due to optical fiber laser components and parts,
The relation for causing Pout and Pin is not the direct ratio functional relationship of standard, but certain curve linear relationship Pout=f (Pin).This meeting
Cause in identical setting power（I.e. Pin is identical）, the real output of different optical fiber lasers can be different（That is Pout is not
Together）.Below table is the test data of 5 different optical fiber lasers, #3742415, #375455, #376221, the # in table
The 376222 and #376417 numberings for being respectively 5 different optical fiber lasers：
As can be seen from the above data, different optical fiber lasers differs greatly, and this use to client has larger tired
Disturb, because under identical setting power, the input power of laser is different, may result in the quality for being difficult control product.
The content of the invention
In consideration of it, real be necessary that a kind of optical fiber laser that can accurately control optical fiber laser output of offer is actually defeated
Go out the optical fiber laser Poewr control method and device of power.
The present invention is solved to solve the above problems, and the present invention provides a kind of optical fiber laser Poewr control method, including
Following steps：
A：An optical fiber laser is provided, the actual set power of the optical fiber laser is Y, and real output is X；
B：Obtain the relation function between the actual set power Y of the optical fiber laser and real output X；
C：According to the value and the relation function between actual set power Y and real output X of real output X
To adjust the actual set power Y of the optical fiber laser.
The relation between actual set power Y and real output X wherein in an embodiment, in step B
Function is：Y=AX3+BX2+ CX+D, wherein, A, B, C and D are calibration parameter.
Wherein in an embodiment, A is 1.3E-7；B is -7.6E-5, and C is 0.8168；D is 56.283.
Wherein in an embodiment, the optical fiber laser has a theory setting power Z, and the theory is equal to
The real output.
The present invention is solved to solve the above problems, and the present invention also provides a kind of optical fiber laser output control device, is wrapped
Include memory module, analysis module and adjusting module；Optical fiber laser output control device is electrically connected with optical fiber laser；It is described
Memory module is stored with the actual set power Y and real output X of the optical fiber laser；The analysis module is used to obtain
Relation function between the actual set power Y and real output X of the optical fiber laser；The adjusting module is used for basis
The value and the relation function between actual set power Y and real output X of real output X is adjusting the optical fiber
The actual set power Y of laser instrument.
Wherein in an embodiment, the relation function between the actual set power Y and real output X
For：Y=AX3+BX2+ CX+D, wherein, A, B, C and D are calibration parameter.
Wherein in an embodiment, A is 1.3E-7；B is -7.6E-5, and C is 0.8168；D is 56.283.
Wherein in an embodiment, the optical fiber laser has a theory setting power Z, the theory setting
Power is equal to the real output, and the memory module also stores theory setting power Z.
Optical fiber laser Poewr control method of the present invention and device, by actual set power Y and real output X it
Between relation function the real output of optical fiber laser is calibrated, be equal to the real output of optical fiber laser
Or theory setting power is close to, there is great significance to the control of product quality of light optical fiber laser.
Description of the drawings
Fig. 1 is the flow chart of this Mingguang City's fibre laser Poewr control method；
Fig. 2 most Fig. 6 is the reality output work(of five different laser instrument of this Mingguang City's fibre laser Poewr control method
Relation curve between rate and actual set power；
Fig. 7 is the block diagram of this Mingguang City's fibre laser output control device.
Specific embodiment
The present embodiment is described further below in conjunction with accompanying drawing.
Fig. 1 is referred to, the present invention provides a kind of optical fiber laser Poewr control method, comprises the following steps：
A：An optical fiber laser is provided, the actual set power of the optical fiber laser is Y, and real output is X；This step
In rapid, number " " is not limited to one, and which is applied to arbitrary optical fiber laser.
B：Obtain the relation function between the actual set power Y of the optical fiber laser and real output X；This enforcement
In mode, the relation function between actual set power Y and real output X is：Y=AX3+BX2+ CX+D, wherein, A, B, C
And D is calibration parameter.
C：Relation letter according to the value of real output X and between actual set power Y and real output X
The actual set power Y for counting to adjust the optical fiber laser.
Wherein, the optical fiber laser has a theory setting power Z, described theoretical equal to the reality output work(
Rate.
Such as Fig. 2 to Fig. 6, numbering #3742415, #375455, #376221, #376222 and #376417 are respectively five respectively
Relation curve between the real output and actual set power of the different optical fiber laser of platform.
By Fig. 2 as a example by come illustrate realize in the way of：
Wherein：X is real output；Y is actual set power；And Z is theory setting power
Relation function between its actual setting power Y and real output X Y=1.3E-7X as shown3-
7.6E-5X2+0.8168+56.283.Y value as X=100W～1000W can be calculated according to relation above function, it is as follows
Table：
Real output X above is the result calculated according to above-mentioned relation function, and actual energy output is passed through
Energy meter is tested substantially close to theory setting power Z.Actual set power Y after calibration above is by relation above function
Automatically calibrate.Following table is the test result after calibration：
As seen from the above table, numbering #3742415, #375455, five different light of #376221, #376222 and #376417
The real output X and theory setting power very Z of fibre laser is substantially close to thus, can control optical fiber exactly swash
The real output of light device, has great significance to the control of product quality of light optical fiber laser.
As shown in fig. 7, the present invention also provides a kind of optical fiber laser output control device 100, including memory module 10, divide
Analysis module 20 and adjusting module 30；Optical fiber laser output control device 100 is electrically connected with optical fiber laser 200；It is described to deposit
Storage module 10 is stored with the actual set power Y and real output X of the optical fiber laser 200；The analysis module 20 is used
Relation function between the actual set power Y and real output X for obtaining the optical fiber laser 200；The adjustment mould
Block 30 for the relation function between the value according to real output X and actual set power Y and real output X come
Adjust the actual set power Y of the optical fiber laser.
Specifically, the relation function between the actual set power Y and real output X is：Y=AX3+BX2+CX+
D, wherein, A, B, C and D are calibration parameter.
Further, there is the optical fiber laser 200 a theory setting power Z, the theory setting power Z to be equal to
The real output X, and the memory module 10 also stores theory setting power Z.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more concrete and detailed, but and
Therefore the restriction to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, some deformations and improvement can also be made, these belong to the guarantor of the present invention
Shield scope.Therefore, the protection domain of patent of the present invention should be defined by claims.
Claims (2)
1. a kind of optical fiber laser Poewr control method, the method uses a kind of optical fiber laser output control device, optical fiber
Laser power control device, including memory module, analysis module and adjusting module；Optical fiber laser output control device and light
Fibre laser is electrically connected with；It is characterized in that：The memory module is stored with the actual set power Y and reality of the optical fiber laser
Border output X；The analysis module be used for obtain the optical fiber laser actual set power Y and real output X it
Between relation function；The adjusting module is for the value according to real output X and actual set power Y and reality output
Relation function between power X is adjusting the actual set power Y of the optical fiber laser；The actual set power Y and reality
Relation function between the output X of border is：Y=AX3+BX2+ CX+D, wherein, A, B, C and D are calibration parameter；The ginseng of the A
Numerical value is 1.3e-7；The parameter value of the B is -7.6e-5, the parameter value of the C is 0.8168；The parameter value of the D is
56.283；
The optical fiber laser Poewr control method is further comprising the steps of：
a:An optical fiber laser is provided, the actual set power of the optical fiber laser is Y, and real output is X；
b:Obtain the relation function between the actual set power Y of the optical fiber laser and real output X；
c:Adjusted according to the value of real output X and the relation function between actual set power Y and real output X
The actual set power Y of the whole optical fiber laser.
2. optical fiber laser Poewr control method as claimed in claim 1, it is characterised in that:The optical fiber laser has one
Individual theory setting power Z, the theory setting power Z are equal to the real output.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410067753.4A CN103811988B (en) | 2014-02-27 | 2014-02-27 | Method for controlling power of optical fibre laser device |
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|---|---|---|---|
| CN201410067753.4A CN103811988B (en) | 2014-02-27 | 2014-02-27 | Method for controlling power of optical fibre laser device |
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| CN103811988B true CN103811988B (en) | 2017-04-26 |
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| CN106803716A (en) * | 2016-11-22 | 2017-06-06 | 广州视源电子科技股份有限公司 | Power calibration method and system of variable-frequency microwave power supply |
| CN107666107B (en) * | 2017-10-23 | 2020-10-16 | 深圳市创鑫激光股份有限公司 | Method of correcting laser power, laser, storage medium, and electronic apparatus |
| CN111129925A (en) * | 2019-12-26 | 2020-05-08 | 武汉中科思创激光科技有限公司 | Fiber laser power control method and device |
| CN113113835B (en) * | 2021-04-08 | 2023-06-23 | 安徽养和医疗器械设备有限公司 | Automatic calibration system for laser instrument curve |
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| US7493048B2 (en) * | 2004-06-30 | 2009-02-17 | Finisar Corporation | Transceiver with persistent logging mechanism |
| JP4580450B1 (en) * | 2009-07-03 | 2010-11-10 | 株式会社日立製作所 | Recording power adjustment method, information recording method and evaluation method |
| CN102394696B (en) * | 2011-11-15 | 2014-07-30 | 青岛海信宽带多媒体技术有限公司 | Method for monitoring burst emitting light power of optical module and optical module |
| CN102610996B (en) * | 2012-01-19 | 2014-05-14 | 厦门优迅高速芯片有限公司 | Method and device for rapidly calibrating luminous power |
| CN103455383B (en) * | 2012-05-30 | 2017-01-25 | 比亚迪股份有限公司 | Error calibration device and method |
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