CN202255622U - Electric-heat equivalent calibration system of laser energy meter - Google Patents
Electric-heat equivalent calibration system of laser energy meter Download PDFInfo
- Publication number
- CN202255622U CN202255622U CN 201120330520 CN201120330520U CN202255622U CN 202255622 U CN202255622 U CN 202255622U CN 201120330520 CN201120330520 CN 201120330520 CN 201120330520 U CN201120330520 U CN 201120330520U CN 202255622 U CN202255622 U CN 202255622U
- Authority
- CN
- China
- Prior art keywords
- electric
- valve
- energy meter
- calibration
- laser energy
- 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.)
- Expired - Fee Related
Links
Images
Abstract
The utility model provides an electric-heat equivalent calibration system of a laser energy meter, which comprises a calibration interface module, a flow monitor, an electric heating device, a power standard instrument, a voltage-regulating power supply, an alternating-current on-off controller and a time relay, wherein the calibration interface module is arranged on an energy meter pipeline, and two ends of the calibration interface module are respectively connected with an energy meter temperature sampler and an absorber; the calibration interface module, the flow monitor and the electric heating device are sequentially connected through pipelines, and the voltage-regulating power supply, the alternating-current on-off controller and the electric heating device are sequentially connected electrically; the power standard instrument is electrically connected with the electric heating device; and the time relay is electrically connected with the alternating-current on-off controller. The system has the aid of fluidity of water and adopts the mode of externally connecting a high-power source near the absorber, so that the calibration power is effectively increased, and meanwhile the equivalence of calibration is ensured.
Description
Technical field
The utility model belongs to the laser parameter diagnostic field, is specifically related to a kind of laser energy meter electric heating equivalence calibration system, is applicable to the calibration of current as the high power laser energy meter of heat eliminating medium.
Background technology
The laser energy meter of, high energy laser energy measurement high-power to being used for adopts absorber that transform light energy is become heat energy usually earlier, and water cools off absorber then, and the temperature rise that prevents absorber is too high and damage.On the main line at absorber two ends, be separately installed with a temperature ST, calculate the energy increment of absorber through the temperature difference before and after the absorber, obtain the energy of incident laser through this indirect method through measuring current.Electric light equivalence or electric heating equivalent method are adopted in the calibration of laser energy meter mostly; Generally mount high power lamp group is perhaps twined heater strip on absorber in absorbing cavity; Compare according to the electric energy that consumes and the measured value of laser energy meter again, reach the purpose of calibration.In the laser energy meter calibration process, if the equivalent power of calibration system than by low several magnitudes of the use power of school laser energy meter the time, can't be simulated actual result of use fully, calibration accuracy is difficult to guarantee.It is limited with the space of twining heater strip to be used for installing the lamp group in the present high power laser energy meter absorber, and equivalent power can only reach thousands of watts usually, becomes the maximum bottleneck of restriction high power laser energy meter collimation technique development.
Summary of the invention
Shortcomings such as existing high power laser energy meter calibration system calibration power is low in order to overcome, calibration equivalence difference, the utility model provides a kind of laser energy meter equivalence calibration system.The utility model can effectively improve the equivalence of calibration power and calibration.
The laser energy meter electric heating equivalence calibration system of the utility model is characterized in that described calibration system comprises calibration interface module, flow monitoring instrument, electric heater unit, electric energy regulator, voltage controller power source, interchange on-off controller and the time relay; The calibration interface module is arranged on the energy meter pipeline; Two ends are connected with absorber with energy meter temperature ST respectively; Calibration interface module, flow monitoring instrument, electric heater unit connect through pipeline successively; Voltage controller power source, exchange on-off controller, electric heater unit is electrically connected successively, the electric energy regulator is electrically connected with electric heater unit, the time relay is with to exchange on-off controller electric continuous.
Described calibration interface module includes water end (W.E.) mouth I, water outlet port I, entry port II, water outlet port II, valve I, valve II, valve III, threeway I and threeway II; Wherein entry port II, valve I and valve III are connected through threeway I; Valve III, valve II and water outlet port II are connected through threeway II; Valve I, entry port I connect through pipeline, and valve II, water outlet port I connect through pipeline.
Described electric heater unit comprises electrical heating wire, patching panel, heating container, entry pipe valve and water outlet pipe valve.
Described electric heater unit heating power is greater than 10kW.
The quantity of described electrical heating wire is arranged to two perhaps more than two.
When using laser energy meter to carry out measurement of laser energy, the laser energy meter calibration system of the utility model is broken off with laser energy meter and being connected, and calibration system does not influence the operate as normal of laser energy meter.When using the laser energy meter calibration system that laser energy meter is calibrated; Current get into calibration system through the calibration interface module; And in the arrival electric heater unit, electric heater unit is by exchanging on-off controller control, and make-and-break time is set by the time relay in advance.The electric energy of voltage, electric current, power and the consumption at electric energy regulator monitoring electric heater unit two ends.Fluctuations in discharge in the flow monitoring instrument monitoring calibration process, voltage controller power source provides stable voltage, electric current.Through the current temperature increment behind temperature ST acquisition current process calibration system and the absorber, the tie water flow rate calculation goes out the energy increment of current again, and the energy increment of current just equals by the energy measure of school laser energy meter.The electric energy regulator can be measured the energy that consumes on the electrical heating wire accurately, and the energy increment of current just is equivalent to the electric energy that consumes on the electrical heating wire, goes to revise the energy measure by the school laser energy meter with the energy value that the electric energy regulator is measured, and reaches the purpose of calibration.
The utility model utilizes the flowability of current, takes near the mode of external high power sources laser energy meter, has improved calibration power greatly, has also guaranteed the equivalence of calibration simultaneously.System simple in structure, cheap, calibration accuracy is high, can the normal use of laser energy meter not had any impact.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Fig. 1 is the laser energy meter electric heating equivalent system structural representation of the utility model.
Fig. 2 is the laser energy meter electric heating equivalent system calibration interface modular structure synoptic diagram of the utility model.
Fig. 3 is the laser energy meter electric heating equivalent system electric heater unit structural representation of the utility model.
Among the figure, 1. temperature ST 3. calibration interface modules 5. flow monitoring instruments 6. electric heater units 7. voltage controller power sources 9. exchange on-off controller 10. time relays 12. electric energy regulators 14. absorbers 15. entry port II 16. threeway I 17. valve I 18. entry port I 19. water outlet port I 20. valve II 21. threeway II 22. water outlet port II 23. valve III 24. electrical heating wires 25. heating containers 26. entry pipe valves 28. water outlet pipe valves 30. patching panels.
Embodiment
Among Fig. 1, a kind of laser energy meter electric heating equivalent system of the utility model comprises calibration interface module 3, flow monitoring instrument 5, electric heater unit 6, electric energy regulator 12, voltage controller power source 7, exchanges on-off controller 9, the time relay 10; Wherein calibration interface module 3 includes water end (W.E.) mouth I18, water outlet port I19, entry port II15, water outlet port II22, valve I17, valve II20, valve III23, threeway I16 and threeway II21; Electric heating system 6 comprises electrical heating wire 24, patching panel 30, heating container 25, entry pipe valve 26 and water outlet pipe valve 28; Electric energy regulator 12 comprises split core type current transformer, voltage tester line and main frame; Calibration interface module 3 is arranged on the energy meter main line; And be connected with absorber 14 with temperature ST 1 respectively through main line, calibration interface module 3 is connected with flow monitoring instrument 5, electric heater unit 6 through auxiliary connecting line successively, and finally constitutes a loop; The caliber of main line is identical with the caliber of auxiliary connecting line; Can reduce the fluctuation of flow like this, improve the calibration accuracy of system, the connected mode of main line and auxiliary connecting line can adopt screw thread or flange to be connected.Voltage controller power source 7 is connected with interchange on-off controller 9, electric heater unit 6 through stube cable successively; Split core type current transformer in the electric energy regulator 12 is clipped on the stube cable; Voltage tester line two terminates on the electric heater unit 6 in the electric energy regulator 12, and the time relay 10 is connected with the control loop that exchanges on-off controller 9.
Among Fig. 2; Entry port II15 one end is through main line and 1 connection mutually of energy meter temperature ST; An other end is connected with valve I17 with valve III23 respectively through threeway I16; Water outlet port II22 one end is connected with absorber 14 through main line, and an other end is connected with valve II20 with valve III23 respectively through threeway II21, and valve I17 is connected with entry port I18, flow monitoring instrument 5, electric heater unit 6, water outlet port I19, valve II20 through auxiliary connecting line successively.For the ease of operation and maintenance, water outlet port I19 and entry port I18 adopt rapid-acting coupling.Auxiliary connecting line adopts rubber hose, is convenient to the installation and the debugging of system.Laser energy meter and electric heating equivalence calibration system can be considered as a whole in design, will calibrate interface module 3 and be designed to one with laser energy meter, and be not only attractive in appearance but also easy to use.
Among Fig. 3, electrical heating wire 24 is arranged on heating container 25 inside uniformly, and electrical heating wire 24 two ends are fixed on the binding post; Binding post is fixed on the patching panel 30 through flange or screw thread; Patching panel 30 is arranged on heating container 25 tops, is provided with packing washer between the two, and entry pipe valve 26 is welded on heating container 25 bottoms with draining valve; Water outlet pipe valve 28 is welded on electric-heating container 25 tops; Electric-heating container 25 adopts stainless steel material to process, and the thickness of electric-heating container 25 is not less than 5mm, to guarantee the least possible thermal loss.The quantity of electrical heating wire 24 is arranged to two or more than two in the electric heater unit 6, so both can reduce the strength of current of passing through on single electrical heating wire 24 cross sections, can improve the maintainability of calibration system again.Electric heater unit 6 heating powers can increase the temperature rise of current like this greater than 10kW, thereby improve the measuring accuracy and the electric light equivalence of system.Because the buoyancy of water self, entry pipe valve 26 is arranged on the bottom of electric-heating container 25, simultaneously water outlet pipe valve 28 is arranged on electric-heating container 25 tops and can makes the current heating more all even fully.Adopt nut to connect between patching panel 30 and the electric-heating container 25, and reach sealing effectiveness through packing washer between the two.
Claims (5)
1. laser energy meter electric heating equivalence calibration system, it is characterized in that: described system comprises calibration interface module (3), flow monitoring instrument (5), electric heater unit (6), electric energy regulator (12), voltage controller power source (7), exchanges the on-off controller (9) and the time relay (10); Calibration interface module (3) is arranged on the energy meter pipeline; Two ends are connected with absorber (14) with energy meter temperature ST (1) respectively; Calibration interface module (3), flow monitoring instrument (5), electric heater unit (6) connect through pipeline successively; Voltage controller power source (7), exchange on-off controller (9), electric heater unit (6) is electrically connected successively, electric energy regulator (12) is electrically connected with electric heater unit (6), the time relay (10) is with to exchange on-off controller (9) electric continuous.
2. laser energy meter electric heating equivalence calibration system according to claim 1; It is characterized in that: described calibration interface module (3) includes water end (W.E.) mouth I (18), water outlet port I (19), entry port II (15), water outlet port II (22), valve I (17), valve II (20), valve III (23), threeway I (16) and threeway II (21); Wherein entry port II (15), valve I (17) and valve III (23) are connected through threeway I (16); Valve III (23), valve II (20) and water outlet port II (22) are connected through threeway II (21); Valve I (17), entry port I (18) connect through pipeline, and valve II (20), water outlet port I (19) connect through pipeline.
3. laser energy meter electric heating equivalence calibration system according to claim 1, it is characterized in that: described electric heater unit (6) comprises electrical heating wire (24), patching panel (30), heating container (25), entry pipe valve (26) and water outlet pipe valve (28); Electrical heating wire (24) evenly is arranged in the heating container (25); Electrical heating wire (24) two ends are fixed on the binding post; Binding post is fixedly connected on the patching panel (30); Patching panel (30) is arranged on heating container (25) top, and entry pipe valve (26) and draining valve are arranged on heating container (25) bottom, and water outlet pipe valve (28) is arranged on electric-heating container (25) top.
4. laser energy meter electric heating equivalence calibration system according to claim 1, it is characterized in that: described electric heater unit (6) heating power is greater than 10kW.
5. laser energy meter electric heating equivalence calibration system according to claim 3, it is characterized in that: the number of described electrical heating wire (24) is more than two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120330520 CN202255622U (en) | 2011-09-06 | 2011-09-06 | Electric-heat equivalent calibration system of laser energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120330520 CN202255622U (en) | 2011-09-06 | 2011-09-06 | Electric-heat equivalent calibration system of laser energy meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202255622U true CN202255622U (en) | 2012-05-30 |
Family
ID=46116847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120330520 Expired - Fee Related CN202255622U (en) | 2011-09-06 | 2011-09-06 | Electric-heat equivalent calibration system of laser energy meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202255622U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104006878A (en) * | 2014-06-16 | 2014-08-27 | 中国工程物理研究院应用电子学研究所 | High-power halogen tungsten lamp remnant energy radiant efficiency measurement system and method for laser energy meter calibration |
| CN104006951A (en) * | 2014-06-16 | 2014-08-27 | 中国工程物理研究院应用电子学研究所 | High-power halogen tungsten lamp radiant efficiency measurement system and method for laser energy meter calibration |
| CN109781256A (en) * | 2019-01-31 | 2019-05-21 | 中国科学院理化技术研究所 | A kind of measurement of laser energy method and device |
-
2011
- 2011-09-06 CN CN 201120330520 patent/CN202255622U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104006878A (en) * | 2014-06-16 | 2014-08-27 | 中国工程物理研究院应用电子学研究所 | High-power halogen tungsten lamp remnant energy radiant efficiency measurement system and method for laser energy meter calibration |
| CN104006951A (en) * | 2014-06-16 | 2014-08-27 | 中国工程物理研究院应用电子学研究所 | High-power halogen tungsten lamp radiant efficiency measurement system and method for laser energy meter calibration |
| CN104006878B (en) * | 2014-06-16 | 2015-12-02 | 中国工程物理研究院应用电子学研究所 | Laser energy meter calibrating high-power halogen tungsten lamp residual amount of energy radiation efficiency measuring system and measuring method |
| CN104006951B (en) * | 2014-06-16 | 2016-03-16 | 中国工程物理研究院应用电子学研究所 | Laser energy meter calibrating high-power halogen tungsten lamp radiation efficiency measuring system and measuring method |
| CN109781256A (en) * | 2019-01-31 | 2019-05-21 | 中国科学院理化技术研究所 | A kind of measurement of laser energy method and device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202255622U (en) | Electric-heat equivalent calibration system of laser energy meter | |
| CN106352238B (en) | Making gas ordorous control device and making gas ordorous system | |
| CN102830731B (en) | Integral flow and temperature control device | |
| CN103615866A (en) | Method and device for measuring unit electricity consumption of ultra-efficient refrigeration station | |
| CN203069372U (en) | Valve testing device in vacuum environment | |
| CN106369283A (en) | Pipeline flow control system and method | |
| CN216046890U (en) | Natural gas flow control system | |
| CN102226549A (en) | Multifunctional household-based heat metering distribution management device and metering method | |
| CN103954381A (en) | Calorimeter durability test device | |
| CN203274863U (en) | High-pressure natural gas flowmeter calibrating device | |
| CN204665464U (en) | A kind of on-off control device with heat metering function | |
| CN203980439U (en) | Heat measuring system auto hydraulic balance control device | |
| CN202720028U (en) | Detecting device for high-pressure water meter | |
| CN206430771U (en) | Baxeer slot flow quantity intelligent monitoring device based on automatic monitoring technical | |
| CN215492399U (en) | Optical fiber laser water chiller performance detection device | |
| CN102410969A (en) | Device for measuring volatile ratio of superconducting magnet liquid helium | |
| CN103292878A (en) | Calibrating device for high-pressure natural gas flow meter | |
| CN203758587U (en) | Calibrating device for small-flow gas flow meter | |
| CN106643993B (en) | Device for low-temperature test of water supply vertical pipe and water meter | |
| CN106969929B (en) | The experimental system and method for heat generating components are flooded in the simulation of pressure environment maintenance condition | |
| CN204855650U (en) | Extraction conductivity measurement structure | |
| CN203532944U (en) | Pressure regulator valve position transmitting device | |
| CN202101334U (en) | Multifunctional household heat metering and distributing management device | |
| CN204646214U (en) | A kind of packaged type skid oil-well yield metering device | |
| CN113653944A (en) | Natural gas flow control system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20140906 |
|
| EXPY | Termination of patent right or utility model |