CN104955239A - System and method for continuously detecting light energy of light source - Google Patents
System and method for continuously detecting light energy of light source Download PDFInfo
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- CN104955239A CN104955239A CN201510390290.XA CN201510390290A CN104955239A CN 104955239 A CN104955239 A CN 104955239A CN 201510390290 A CN201510390290 A CN 201510390290A CN 104955239 A CN104955239 A CN 104955239A
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- light energy
- high voltage
- negative high
- light source
- energy value
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Abstract
The invention relates to a system and a method for continuously detecting light energy of a light source. The system comprises the light source, a function calling unit, a negative high voltage generation unit, a light energy detection unit and a data setting unit, wherein the function calling module is used for calling a negative high voltage value set or stored in the system; the negative high voltage generation unit receives the negative high voltage value and controls a photomultiplier to adjust the amplification factor; the light energy detection unit is used for detecting the current light energy value after amplification by the photomultiplier; the data setting unit receives the current light energy value, compares the current light energy value with a set ideal light energy value and adjusts and stores the negative high voltage after comparison. With the adoption of the system and the method, the actual light energy value of the light source is automatically detected and compared with the ideal light energy value, so that automatic control is realized, the working state of the light source is kept in the ideal state continuously, the working accuracy is guaranteed, automatic fine adjustment of the light source is realized, the debugging time is shortened greatly, and the service life of the light source is prolonged.
Description
Technical field
The present invention relates to a kind of control system of spectroanalysis instrument light source, be specifically related to a kind of real-time control light source works efficiency a kind of continuous light source light energy detection system up to standard and detection method thereof.
Background technology
Existing gas phase molecular absorption spectrometer quasi-instrument lacks the monitoring to light source works situation usually, and the light energy value of light source can decay along with the growth of time, meeting impact analysis precision greatly, if it is excessive to decay, just needs to change new light sources.If want to make the operating state of light source to recover normal, just need to increase the negative high voltage be applied on light source.But, existing spectroanalysis instrument quasi-instrument be all need staff regular detection, debugging, the simultaneously startup of each instrument all needs a large amount of time from the beginning to debug.
Summary of the invention
The object of this invention is to provide a kind of continuous light source light energy detection system and detection method thereof, realization can detect and regulate the operating state of light source, and the actual light energy value that system is exported continues to remain on perfect condition.
The object of the invention is to be achieved through the following technical solutions:
A kind of continuous light source light energy detection system, comprises light source, comprises with lower module:
Data call unit, for call setting or be stored in intrasystem negative high voltage value;
Negative high voltage generating unit, receives described negative high voltage value and controls photomultiplier adjustment multiplication factor;
Light energy detection unit, for detecting the current light energy value after described photomultiplier multiplication;
Data setting unit, receives described current light energy value, and contrasts with the desired light energy value of setting, regulates negative high voltage value and store after contrast.
Further, described data setting unit comprises:
Data Comparison module, receives described current light energy value and contrasts with the desired light energy value of setting, regulating described current light energy value;
Data memory module, for storing the current light energy value after the adjustment of described Data Comparison module;
Light energy detection unit and data memory module described in described Data Comparison model calling.
Further, described data setting unit also comprises data disaply moudle, for showing described current light energy value and desired light energy value.
Further, described data setting unit also comprises data input module, for inputting the negative high voltage value of described setting.
Further, after the ratio of described current light energy value and desired light energy value is greater than 0.9:1, data setting unit stores described current negative high voltage value.
A kind of continuous light source light energy detection method, comprises the following steps:
A, data call unit call from data memory module and are stored in intrasystem negative high voltage value;
B, negative high voltage generating unit receive described negative high voltage value and control photomultiplier and regulate corresponding light energy to double;
Current light energy value after photomultiplier multiplication described in C, light energy detection unit inspection;
D, Data Comparison module receive described current light energy value and contrast with the desired light energy value of setting, regulate described negative high voltage value.
Further, after the ratio of described current light energy value and desired light energy value is greater than 0.9:1, data setting unit stores described current negative high voltage value.
Further, after also comprising the described negative high voltage value of Data Comparison module stopping adjustment after step D, data memory module is stored in this negative high voltage value.
Beneficial effect of the present invention is:
1, present invention achieves the actual light energy value of real-time detection light source, actual light energy value and desired light energy value are compared, thus automatically control, what the operating state of light source was continued remains on perfect condition, ensure that operating accuracy.
2, the present invention is by storing negative high voltage value, directly calls this negative high voltage value, just automatically finely tune light source, greatly reduce debug time, thus add the working life of light source when next time starts the machine.
3, the present invention can the important parameter of actual working state of display light source, and by the contrast by this important parameter and ideal parameters, staff can be made to infer, and whether light source damages, changes light source in time.
4, user can obtain information and more easily mode of operation more intuitively, and what use has conveniently also transferred the enthusiasm that user uses upper computer software operational hardware conversely, facilitates the universal of relevant software and hardware, reduces the possibility of customer loss.
Accompanying drawing explanation
With reference to the accompanying drawings the present invention is described in further detail below.
Fig. 1 is the frame assumption diagram of continuous light source light energy detection system described in the embodiment of the present invention;
Fig. 2 is the frame assumption diagram of data setting unit 6 in Fig. 1.
In figure:
1, light source; 2, photomultiplier; 3, funcall unit; 4, negative high voltage generating unit; 5, light energy detection unit; 6, data setting unit; 7, Data Comparison module; 8, data memory module; 9, data disaply moudle; 10, data input module.
Embodiment
As shown in Figure 1, the efficient control system of a kind of light source 1 described in the embodiment of the present invention, comprise light source 1, described light source 1 amplifies photosignal by photomultiplier 2, comprises with lower unit:
Funcall unit 3, for calling that active is arranged or being stored in intrasystem negative high voltage value.
Negative high voltage generating unit 4, receives described negative high voltage value and controls photomultiplier 2 and regulate multiplication factor.
Light energy detection unit 5, for detecting the current light energy value after described photomultiplier 2 doubles, is transferred to data setting unit 6 by this current light energy value.
As shown in Figure 2, data setting unit 6 comprises with lower module:
Data Comparison module 7, receives described current light energy value and contrasts with the desired light energy value of setting, regulating described current light energy value, and the data obtained can for regulating described current light energy value reference.
Data memory module 8, for storing the negative high voltage value after the adjustment of described Data Comparison module 7, when system starts again, the optimum negative high voltage value stored in the direct calling data memory module 8 of funcall unit 3, thus greatly reduce the scope needing to debug negative high voltage value, save time, decrease the service time of light source 1 loss because of debugging, add the useful life of light source 1.
Data disaply moudle 9, for showing the parameters such as described current light energy value, desired light energy value, contrast ratio, optical wavelength.
Data input module 10, for inputting desired light energy value or ratio, for man-machine interaction, staff inputs the desired light energy value of light source 1 by data input module 10.
Described Data Comparison module 7 connects described light energy detection unit 5, data memory module 8, data disaply moudle 9 and data input module 10 respectively.
The efficient control method of a kind of light source 1, comprises the following steps:
A, funcall unit 3 call the negative high voltage value stored from data memory module 8;
B, negative high voltage generating unit 4 receive described negative high voltage value and control photomultiplier 2 and regulate corresponding light energy to double;
C, light energy detection unit 5 detect the current light energy value after the multiplication of described photomultiplier 2;
After D, Data Comparison module 7 receive described current light energy value, itself and the desired light energy value set by data input module 10 are carried out percentage contrast, make corresponding adjustment: 1, current light energy value: desired light energy value <0.9:1, light energy value described in described light energy contrast module raises; 2, current light energy value: desired light energy value >0.9:1, described light energy contrast module stops regulating described light energy value; After Data Comparison module 7 stops regulating described negative high voltage value, data memory module 8 is stored in this negative high voltage value.
The present invention is not limited to above-mentioned preferred forms; anyone can draw other various forms of products under enlightenment of the present invention; no matter but any change is done in its shape or structure; every have identical with the application or akin technical scheme, all drops within protection scope of the present invention.
Claims (8)
1. a continuous light source light energy detection system, comprises light source, it is characterized in that, comprises with lower module:
Data call unit, for call setting or be stored in intrasystem negative high voltage value;
Negative high voltage generating unit, receives described negative high voltage value and controls photomultiplier adjustment multiplication factor;
Light energy detection unit, for detecting the current light energy value after described photomultiplier multiplication;
Data setting unit, receives described current light energy value, and contrasts with the desired light energy value of setting, regulates negative high voltage value and store after contrast.
2. continuous light source light energy detection system according to claim 1, is characterized in that: described data setting unit comprises:
Data Comparison module, receives described current light energy value and contrasts with the desired light energy value of setting, regulating described current light energy value;
Data memory module, for storing the current light energy value after the adjustment of described Data Comparison module;
Light energy detection unit and data memory module described in described Data Comparison model calling.
3. continuous light source light energy detection system according to claim 1, is characterized in that: described data setting unit also comprises data disaply moudle, for showing described current light energy value and desired light energy value.
4. continuous light source light energy detection system according to claim 1, is characterized in that: described data setting unit also comprises data input module, for inputting the negative high voltage value of described setting.
5. continuous light source light energy detection system according to claim 1, is characterized in that: after the ratio of described current light energy value and desired light energy value is greater than 0.9:1, and data setting unit stores described current negative high voltage value.
6. a kind of continuous light source light energy detection method according to claim 1, is characterized in that, comprise the following steps:
A, data call unit call from data memory module and are stored in intrasystem negative high voltage value;
B, negative high voltage generating unit receive described negative high voltage value and control photomultiplier and regulate corresponding light energy to double;
Current light energy value after photomultiplier multiplication described in C, light energy detection unit inspection;
D, Data Comparison module receive described current light energy value and contrast with the desired light energy value of setting, regulate described negative high voltage value.
7. a kind of continuous light source light energy detection method according to claim 6, is characterized in that: after the ratio of described current light energy value and desired light energy value is greater than 0.9:1, and data setting unit stores described current negative high voltage value.
8. a kind of continuous light source light energy detection method according to claim 6, is characterized in that: after also comprising the described negative high voltage value of Data Comparison module stopping adjustment after step D, data memory module is stored in this negative high voltage value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510390290.XA CN104955239A (en) | 2015-07-06 | 2015-07-06 | System and method for continuously detecting light energy of light source |
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| CN201510390290.XA CN104955239A (en) | 2015-07-06 | 2015-07-06 | System and method for continuously detecting light energy of light source |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106024570A (en) * | 2016-05-13 | 2016-10-12 | 上海联影医疗科技有限公司 | PMT performance regulating method |
| CN109596541A (en) * | 2018-11-07 | 2019-04-09 | 北京东方安杰科技有限公司 | A kind of light source state detection system and its detection method |
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| CN204993955U (en) * | 2015-07-06 | 2016-01-20 | 北京东方安杰科技有限公司 | Continuous light source light energy detecting system |
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| JPH08114674A (en) * | 1994-10-14 | 1996-05-07 | Toshiba Glass Co Ltd | Fluorescent glass dose measuring apparatus |
| JP2000009644A (en) * | 1998-06-19 | 2000-01-14 | Hitachi Ltd | Fluorometer |
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| CN106024570A (en) * | 2016-05-13 | 2016-10-12 | 上海联影医疗科技有限公司 | PMT performance regulating method |
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| CN109596541A (en) * | 2018-11-07 | 2019-04-09 | 北京东方安杰科技有限公司 | A kind of light source state detection system and its detection method |
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Application publication date: 20150930 |