CN105810260A - Multichannel ultrasonic signal multiplexer based on electronic switching - Google Patents
Multichannel ultrasonic signal multiplexer based on electronic switching Download PDFInfo
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- CN105810260A CN105810260A CN201410842513.7A CN201410842513A CN105810260A CN 105810260 A CN105810260 A CN 105810260A CN 201410842513 A CN201410842513 A CN 201410842513A CN 105810260 A CN105810260 A CN 105810260A
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The invention specifically relates to a multichannel ultrasonic signal multiplexer based on electronic switching, which belongs to the field of signal multiplexers. The electronic switching-based multichannel ultrasonic signal multiplexer comprises a plurality of probe sets, a multichannel ultrasonic signal multiplexer, an ultrasonic instrument and a host computer, wherein each probe set comprises n probes and each probe separately acquires a signal T and a signal Y, i.e., T1, T2... Tn and Y1, Y2... Yn; the multichannel ultrasonic signal multiplexer comprises a network module, T signal channels and Y signal channels; each T signal channel comprises a T signal input port 1, a T multichannel selector and a T signal output port; and each Y signal channel comprises a Y signal input port 1, a Y multichannel selector and a Y signal output port. The electronic switching-based multichannel ultrasonic signal multiplexer provided by the invention improves the utilization rate of cables, reduces the number of the cables, improves reliability of equipment and guarantees that an ultrasonic signal is not interfered.
Description
Technical field
This technology belongs to signal multiplexer field, is specifically related to a kind of multichannel ultrasonic signal multiplexer based on electronics switching.
Background technology
The primary Ioops system of nuclear power station has contained the High Temperature High Pressure cooling medium (water) during reactor operation, as leakage occurs in primary Ioops system equipment, big economic loss is caused by causing unplanned short shutdown, it is likely to cause serious nuclear leakage accident simultaneously, therefore the equipment of primary Ioops and the prescription of pipeline are significantly high, ensureing safety equipment requirement, formulate a series of coherence check specification, key equipment has been proposed inspection requirements in different phase.The important key equipment of one loop of nuclear power station as: the critical pieces such as nuclear reactor pressure container, steam generator, manostat are to be formed by shell ring forging welding assembly, shell ring forging needed to do corresponding Non-Destructive Testing according to specification in the factory process stage, as: ultrasonic, visual, infiltration etc..
Such as nuclear reactor pressure container ultrasonic examination is example.Nuclear reactor pressure container ultrasonic examination comprises multiple inspection project, and such as cylinder girth joint, bottom (head) weld seam, nozzle weld, ring flange weld seam etc. form.Different welding inspection is completed by special checking tool.Different checking tools carries 8 to 16 different ultrasonic examining probes, and the ultrasonic signal of each probe is transferred to Ultrasound Instrument via 1 or 2 coaxial cables.
Owing to checking tool has 4 to 5, on each instrument, probe has 8 to 16, and the coaxial cable of each probe is by 1 to 2.The ultrasonic coaxial cable of equipment set has 32 to 160, and each instrument inspection not necessarily carries out simultaneously.Causing the ultrasonic cable substantial amounts on equipment, utilization rate is low and affects the layout of equipment.
Summary of the invention
It is an object of the invention to: a kind of multichannel ultrasonic signal multiplexer based on electronics switching is provided, make the ultrasonic coaxial cable of different instrument be transmitted ultrasonic signal to Ultrasound Instrument by same group of ultrasonic cable.
Technical scheme is as follows: a kind of multichannel ultrasonic signal multiplexer based on electronics switching, including several probe groups, multichannel ultrasonic signal multiplexer, Ultrasound Instrument, host computer, each probe group includes n probe, each probe respectively obtains two kinds of signals of T and Y, i.e. T1, T2 ... Tn, Y1, Y2 ... .Yn；Multichannel ultrasonic signal multiplexer includes T signal passage and Y-signal passage, and T signal passage includes T signal input port, T multi-center selection device, T signal delivery outlet；Y-signal passage includes Y-signal input port, Y multi-center selection device, Y-signal delivery outlet；The T signal of each probe group, passes to the T signal input port on multichannel ultrasonic signal multiplexer, in T multi-center selection device, the signal of each probe group is selected, and is being sent to Ultrasound Instrument by T signal delivery outlet；And the Y-signal of each probe group, pass to the T signal input port on multichannel ultrasonic signal multiplexer, in Y multi-center selection device, the signal of each probe group is selected, be sent to Ultrasound Instrument by Y-signal delivery outlet.
Also include mixed-media network modules mixed-media, host computer, mixed-media network modules mixed-media is arranged in multichannel ultrasonic signal multiplexer, and host computer is linked in the mixed-media network modules mixed-media to multichannel ultrasonic signal multiplexer, thus controlling T multi-center selection device, the selection to the signal of each probe group of the Y multi-center selection device.
Have 5 probe groups.
The remarkable result of the present invention is in that: improve cable utilization rate, decreases the quantity of cable, improves the reliability of equipment.Ensure that ultrasonic signal is not subjected to interference simultaneously.
Accompanying drawing explanation
Fig. 1 is a kind of multichannel ultrasonic signal multiplexer schematic diagram based on electronics switching of the present invention
Detailed description of the invention
Below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.
As it is shown in figure 1, a kind of multichannel ultrasonic signal multiplexer based on electronics switching, including several probe groups, multichannel ultrasonic signal multiplexer, Ultrasound Instrument, host computer, each probe group includes n probe, each probe respectively obtains T and Y two kinds of signals, i.e. T1, T2 ... Tn, Y1, Y2....Yn；Multichannel ultrasonic signal multiplexer includes mixed-media network modules mixed-media, T signal passage and Y-signal passage, and T signal passage includes T signal input port 1, T multi-center selection device 5, T signal delivery outlet 3；Y-signal passage includes Y-signal input port 2, Y multi-center selection device 6, Y-signal delivery outlet 4；The T signal of each probe group, passes to the T signal input port 1 on multichannel ultrasonic signal multiplexer, in T multi-center selection device 5, the signal of each probe group is selected, and is being sent to Ultrasound Instrument by T signal delivery outlet 3；And the Y-signal of each probe group, pass to the T signal input port 2 on multichannel ultrasonic signal multiplexer, in Y multi-center selection device 6, the signal of each probe group is selected, be sent to Ultrasound Instrument by Y-signal delivery outlet 4
Host computer is linked in the mixed-media network modules mixed-media to multichannel ultrasonic signal multiplexer, thus controlling T multi-center selection device 5, the Y multi-center selection device 6 selection to the signal of each probe group
Claims (3)
1. the multichannel ultrasonic signal multiplexer based on electronics switching, it is characterized in that: include several probe groups, multichannel ultrasonic signal multiplexer, Ultrasound Instrument, host computer, each probe group includes n probe, each probe respectively obtains two kinds of signals of T and Y, i.e. T1, T2...Tn, Y1, Y2....Yn；Multichannel ultrasonic signal multiplexer includes T signal passage and Y-signal passage, and T signal passage includes T signal input port (1), T multi-center selection device (5), T signal delivery outlet (3)；Y-signal passage includes Y-signal input port (2), Y multi-center selection device (6), Y-signal delivery outlet (4)；The T signal of each probe group, pass to the T signal input port (1) on multichannel ultrasonic signal multiplexer, the signal of each probe group is selected by T multi-center selection device (5), is being sent to Ultrasound Instrument by T signal delivery outlet (3)；And the Y-signal of each probe group, pass to the T signal input port (2) on multichannel ultrasonic signal multiplexer, the signal of each probe group is selected by Y multi-center selection device (6), is being sent to Ultrasound Instrument by Y-signal delivery outlet (4).
2. a kind of multichannel ultrasonic signal multiplexer based on electronics switching according to claim 1, it is characterized in that: also include mixed-media network modules mixed-media, host computer, mixed-media network modules mixed-media is arranged in multichannel ultrasonic signal multiplexer, and host computer is linked in the mixed-media network modules mixed-media to multichannel ultrasonic signal multiplexer, thus controlling T multi-center selection device 5, Y multi-center selection device (6) selection to the signal of each probe group.
3. a kind of multichannel ultrasonic signal multiplexer based on electronics switching according to claim 1, it is characterised in that: have 5 probe groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410842513.7A CN105810260B (en) | 2014-12-30 | 2014-12-30 | A kind of multichannel ultrasonic signal multiplexer switched based on electronics |
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| CN201410842513.7A CN105810260B (en) | 2014-12-30 | 2014-12-30 | A kind of multichannel ultrasonic signal multiplexer switched based on electronics |
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| CN105810260A true CN105810260A (en) | 2016-07-27 |
| CN105810260B CN105810260B (en) | 2017-10-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107913083A (en) * | 2016-10-06 | 2018-04-17 | 通用电气公司 | System and method for ultrasound multiplexing |
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| US4632124A (en) * | 1984-07-30 | 1986-12-30 | Siemens Aktiengesellschaft | Method and apparatus for delaying an ultrasound signal |
| JP2001050812A (en) * | 1999-08-05 | 2001-02-23 | Asahi Glass Co Ltd | Spectroscope |
| JP2005037223A (en) * | 2003-07-14 | 2005-02-10 | Jfe Steel Kk | Ultrasonic flaw detector, ultrasonic flaw detection program and ultrasonic flaw detection method |
| US20100152581A1 (en) * | 2006-02-28 | 2010-06-17 | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | Digital reordering unit, ultrasonic front-end device and operating method thereof |
| CN103908291A (en) * | 2012-12-28 | 2014-07-09 | Ge医疗系统环球技术有限公司 | Ultrasonic probe switching device and corresponding ultrasonic imaging system |
| CN204732172U (en) * | 2014-12-30 | 2015-10-28 | 中核武汉核电运行技术股份有限公司 | A kind of multichannel ultrasonic signal multiplexer switched based on electronics |
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2014
- 2014-12-30 CN CN201410842513.7A patent/CN105810260B/en active Active
Patent Citations (6)
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| US4632124A (en) * | 1984-07-30 | 1986-12-30 | Siemens Aktiengesellschaft | Method and apparatus for delaying an ultrasound signal |
| JP2001050812A (en) * | 1999-08-05 | 2001-02-23 | Asahi Glass Co Ltd | Spectroscope |
| JP2005037223A (en) * | 2003-07-14 | 2005-02-10 | Jfe Steel Kk | Ultrasonic flaw detector, ultrasonic flaw detection program and ultrasonic flaw detection method |
| US20100152581A1 (en) * | 2006-02-28 | 2010-06-17 | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | Digital reordering unit, ultrasonic front-end device and operating method thereof |
| CN103908291A (en) * | 2012-12-28 | 2014-07-09 | Ge医疗系统环球技术有限公司 | Ultrasonic probe switching device and corresponding ultrasonic imaging system |
| CN204732172U (en) * | 2014-12-30 | 2015-10-28 | 中核武汉核电运行技术股份有限公司 | A kind of multichannel ultrasonic signal multiplexer switched based on electronics |
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| CN107913083A (en) * | 2016-10-06 | 2018-04-17 | 通用电气公司 | System and method for ultrasound multiplexing |
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