CN105222928A - A kind of tester for the verification of SAW passive wireless temperature sensor and method of calibration - Google Patents
A kind of tester for the verification of SAW passive wireless temperature sensor and method of calibration Download PDFInfo
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- CN105222928A CN105222928A CN201510735696.7A CN201510735696A CN105222928A CN 105222928 A CN105222928 A CN 105222928A CN 201510735696 A CN201510735696 A CN 201510735696A CN 105222928 A CN105222928 A CN 105222928A
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Abstract
The invention discloses a kind of tester for the verification of SAW passive wireless temperature sensor, comprise display module, microprocessor, Receiver Module, radiofrequency emitting module, radio-frequency transmissions receiving antenna, heating control module, heating resistor test clip, standard thermocouple temperature processing module, standard couple, described display module is connected with described microprocessor, described microprocessor respectively with described Receiver Module, described radiofrequency emitting module, described heating control module, described standard thermocouple temperature processing module is connected, described Receiver Module, described radiofrequency emitting module is connected with described radio-frequency transmissions receiving antenna respectively, described radio-frequency transmissions receiving antenna several SAW passive wireless temperature sensors external, described heating control module is connected with described heating resistor test clip, described standard thermocouple temperature processing module is connected with described standard couple.Present invention achieves the instrument School Affairs periodic calibration of SAW passive wireless temperature sensor.
Description
Technical field
The present invention relates to a kind of tester for the verification of SAW passive wireless temperature sensor and method of calibration, belong to instrument calibration technology field.
Background technology
SAW passive wireless temperature sensor is widely used in power industry at present, is mainly used in the dynamic/static contact thermometric of the switchgears such as switch cubicle, power distribution cabinet, ring main unit; Also be applied to the thermometric of the key joints such as outdoor transformer, on-pole switch, transmission line of electricity simultaneously.But because SAW sensor belongs to inactive component, adopt the principle of new thermometric, traditional thermometric instrument and the verification of thermopair no longer applicable.For electric power experiment mechanism and electrical production department, need regularly to verify sensor equipment, guarantee the stable and accurate of these equipment, thus effective trouble-saving generation.But at present not for the calibration equipment of this new sensor technology, cause power industry operation maintenance personnel to also have a lot of doubts when applying this sensor technology, power test personnel also cannot be undertaken calibrating and contrasting by instrument.
Summary of the invention
Technical matters to be solved by this invention is the technical matters of the instrument School Affairs periodic calibration solving SAW passive wireless temperature sensor for power test personnel and operation maintenance personnel.For solving the problems of the technologies described above, overcome the defect that prior art exists, the present invention proposes a kind of tester for the verification of SAW passive wireless temperature sensor and method of calibration.
The present invention adopts following technical scheme: a kind of tester for the verification of SAW passive wireless temperature sensor, it is characterized in that, comprise display module, microprocessor, Receiver Module, radiofrequency emitting module, radio-frequency transmissions receiving antenna, heating control module, heating resistor test clip, standard thermocouple temperature processing module, standard couple, described display module is connected with described microprocessor, described microprocessor respectively with described Receiver Module, described radiofrequency emitting module, described heating control module, described standard thermocouple temperature processing module is connected, described Receiver Module, described radiofrequency emitting module is connected with described radio-frequency transmissions receiving antenna respectively, described radio-frequency transmissions receiving antenna several SAW passive wireless temperature sensors external, described heating control module is connected with described heating resistor test clip, described standard thermocouple temperature processing module is connected with described standard couple, described heating resistor test clip is used for heating to described SAW passive wireless temperature sensor, described standard couple is used for testing the temperature of current environment, described standard thermocouple temperature processing module be used for control heating temperature, described display module you come to show the resonance frequency of heating-up temperature and described SAW passive wireless temperature sensor, described radiofrequency emitting module sends pumping signal by described radio-frequency transmissions receiving antenna to described SAW passive wireless temperature sensor, the echoed signal that described SAW passive wireless temperature sensor sends is transferred to described Receiver Module by described radio-frequency transmissions receiving antenna, described microprocessor is used for controlling described radiofrequency emitting module, described Receiver Module carries out canonical parameter setting to described SAW passive wireless temperature sensor.
Preferably, described standard couple is T-shaped interface.
Preferably, the external key-press module of described microprocessor, described key-press module is used for inputting different temperature to standard hot even summation heating control module.
The present invention also proposes a kind of method of calibration for the verification of SAW passive wireless temperature sensor, it is characterized in that, comprises the steps:
Step SS1 Microprocessor S3C44B0X radiofrequency emitting module, by radio-frequency transmissions receiving antenna, the excitation of electromagnetic wave signal of fixed frequency is launched to SAW passive wireless sensor, after SAW passive wireless temperature sensor is energized, then by Receiver Module, the echoed signal of SAW passive wireless temperature sensor is received;
Step SS2, with original frequency F, step frequency △ F, progressively carries out frequency sweep to SAW passive wireless temperature sensor, by the parsing to echoed signal, obtains the resonance frequency under the current environmental temperature that SAW passive wireless temperature sensor measures at standard couple;
Step SS3 Microprocessor S3C44B0X heating control module, by heating resistor test clip, SAW passive wireless temperature sensor is heated, continue the data of monitoring SAW passive wireless temperature sensor resonance frequency and temperature simultaneously, simultaneously by microprocessor and display module, the resonance frequency of the SAW passive wireless temperature sensor under display different temperatures;
Under the different temperatures that step SS4 is obtained by step SS3, the contrast of the resonance frequency of SAW passive wireless temperature sensor and display, carry out parametric calibration to SAW passive wireless temperature sensor and carry out Aging Assessment to SAW passive wireless temperature sensor.
The beneficial effect that the present invention reaches: the present invention carries out temperature control to SAW passive wireless temperature sensor by heating resistor test clip, obtain resonance frequency and the temperature table of comparisons of SAW passive wireless temperature sensor, achieve the parameter measurement to SAW passive wireless temperature sensor, calibration parameter is arranged.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.Following examples only for technical scheme of the present invention is clearly described, and can not limit the scope of the invention with this.
Fig. 1 is structural representation of the present invention, the present invention adopts following technical scheme: a kind of tester for the verification of SAW passive wireless temperature sensor, it is characterized in that, comprise display module, microprocessor, Receiver Module, radiofrequency emitting module, radio-frequency transmissions receiving antenna, heating control module, heating resistor test clip, standard thermocouple temperature processing module, standard couple, described display module is connected with described microprocessor, described microprocessor respectively with described Receiver Module, described radiofrequency emitting module, described heating control module, described standard thermocouple temperature processing module is connected, described Receiver Module, described radiofrequency emitting module is connected with described radio-frequency transmissions receiving antenna respectively, described radio-frequency transmissions receiving antenna several SAW passive wireless temperature sensors external, described heating control module is connected with described heating resistor test clip, described standard thermocouple temperature processing module is connected with described standard couple, described heating resistor test clip is used for heating to described SAW passive wireless temperature sensor, described standard couple is used for testing the temperature of current environment, described standard thermocouple temperature processing module be used for control heating temperature, described display module you come to show the resonance frequency of heating-up temperature and described SAW passive wireless temperature sensor, described radiofrequency emitting module sends pumping signal by described radio-frequency transmissions receiving antenna to described SAW passive wireless temperature sensor, the echoed signal that described SAW passive wireless temperature sensor sends is transferred to described Receiver Module by described radio-frequency transmissions receiving antenna, described microprocessor is used for controlling described radiofrequency emitting module, described Receiver Module carries out canonical parameter setting to described SAW passive wireless temperature sensor.
Described standard couple is T-shaped interface; The external key-press module of described microprocessor, described key-press module is used for inputting different temperature to standard hot even summation heating control module.
The present invention also proposes a kind of method of calibration for the verification of SAW passive wireless temperature sensor, it is characterized in that, comprises the steps:
Step SS1 Microprocessor S3C44B0X radiofrequency emitting module, by radio-frequency transmissions receiving antenna, the excitation of electromagnetic wave signal of fixed frequency is launched to SAW passive wireless sensor, after SAW passive wireless temperature sensor is energized, then by Receiver Module, the echoed signal of SAW passive wireless temperature sensor is received;
Step SS2, with original frequency F, step frequency △ F, progressively carries out frequency sweep to SAW passive wireless temperature sensor, by the parsing to echoed signal, obtains the resonance frequency under the current environmental temperature that SAW passive wireless temperature sensor measures at standard couple;
Step SS3 Microprocessor S3C44B0X heating control module, by heating resistor test clip, SAW passive wireless temperature sensor is heated, continue the data of monitoring SAW passive wireless temperature sensor resonance frequency and temperature simultaneously, simultaneously by microprocessor and display module, the resonance frequency of the SAW passive wireless temperature sensor under display different temperatures;
Under the different temperatures that step SS4 is obtained by step SS3, the contrast of the resonance frequency of SAW passive wireless temperature sensor and display, carry out parametric calibration to SAW passive wireless temperature sensor and carry out Aging Assessment to SAW passive wireless temperature sensor.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the technology of the present invention principle; can also make some improvement and distortion, these improve and distortion also should be considered as protection scope of the present invention.
Claims (4)
1. the tester for the verification of SAW passive wireless temperature sensor, it is characterized in that, comprise display module, microprocessor, Receiver Module, radiofrequency emitting module, radio-frequency transmissions receiving antenna, heating control module, heating resistor test clip, standard thermocouple temperature processing module, standard couple, described display module is connected with described microprocessor, described microprocessor respectively with described Receiver Module, described radiofrequency emitting module, described heating control module, described standard thermocouple temperature processing module is connected, described Receiver Module, described radiofrequency emitting module is connected with described radio-frequency transmissions receiving antenna respectively, described radio-frequency transmissions receiving antenna several SAW passive wireless temperature sensors external, described heating control module is connected with described heating resistor test clip, described standard thermocouple temperature processing module is connected with described standard couple, described heating resistor test clip is used for heating to described SAW passive wireless temperature sensor, described standard couple is used for testing the temperature of current environment, described standard thermocouple temperature processing module be used for control heating temperature, described display module you come to show the resonance frequency of heating-up temperature and described SAW passive wireless temperature sensor, described radiofrequency emitting module sends pumping signal by described radio-frequency transmissions receiving antenna to described SAW passive wireless temperature sensor, the echoed signal that described SAW passive wireless temperature sensor sends is transferred to described Receiver Module by described radio-frequency transmissions receiving antenna, described microprocessor is used for controlling described radiofrequency emitting module, described Receiver Module carries out canonical parameter setting to described SAW passive wireless temperature sensor.
2. a kind of tester for the verification of SAW passive wireless temperature sensor according to claim 1, it is characterized in that, described standard couple is T-shaped interface.
3. a kind of tester for the verification of SAW passive wireless temperature sensor according to claim 1, is characterized in that, the external key-press module of described microprocessor, and described key-press module is used for inputting different temperature to standard hot even summation heating control module.
4. adopt a method of calibration for the tester for the verification of SAW passive wireless temperature sensor according to claim 1, it is characterized in that, comprise the steps:
Step SS1 Microprocessor S3C44B0X radiofrequency emitting module, by radio-frequency transmissions receiving antenna, the excitation of electromagnetic wave signal of fixed frequency is launched to SAW passive wireless sensor, after SAW passive wireless temperature sensor is energized, then by Receiver Module, the echoed signal of SAW passive wireless temperature sensor is received;
Step SS2, with original frequency F, step frequency △ F, progressively carries out frequency sweep to SAW passive wireless temperature sensor, by the parsing to echoed signal, obtains the resonance frequency under the current environmental temperature that SAW passive wireless temperature sensor measures at standard couple;
Step SS3 Microprocessor S3C44B0X heating control module, by heating resistor test clip, SAW passive wireless temperature sensor is heated, continue the data of monitoring SAW passive wireless temperature sensor resonance frequency and temperature simultaneously, simultaneously by microprocessor and display module, the resonance frequency of the SAW passive wireless temperature sensor under display different temperatures;
Under the different temperatures that step SS4 is obtained by step SS3, the contrast of the resonance frequency of SAW passive wireless temperature sensor and display, carry out parametric calibration to SAW passive wireless temperature sensor and carry out Aging Assessment to SAW passive wireless temperature sensor.
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012098165A (en) * | 2010-11-02 | 2012-05-24 | A-Z Co Ltd | Device and method for inspecting bimetal |
| CN103017940A (en) * | 2012-12-21 | 2013-04-03 | 武汉烽火富华电气有限责任公司 | Passive wireless sound surface wave temperature sensor saturation detecting and adjusting method |
| CN103604531A (en) * | 2013-11-30 | 2014-02-26 | 国家电网公司 | On-line calibrating method and on-line alarming method for passive wireless temperature measuring system |
| WO2014194176A1 (en) * | 2013-05-30 | 2014-12-04 | Knowles Capital Formation Inc. | Wireless culinary probe calibration method and system |
| CN205066975U (en) * | 2015-11-03 | 2016-03-02 | 江苏省电力公司检修分公司 | A check gauge for passive wireless temperature sensor check -up of SAW |
-
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012098165A (en) * | 2010-11-02 | 2012-05-24 | A-Z Co Ltd | Device and method for inspecting bimetal |
| CN103017940A (en) * | 2012-12-21 | 2013-04-03 | 武汉烽火富华电气有限责任公司 | Passive wireless sound surface wave temperature sensor saturation detecting and adjusting method |
| WO2014194176A1 (en) * | 2013-05-30 | 2014-12-04 | Knowles Capital Formation Inc. | Wireless culinary probe calibration method and system |
| CN103604531A (en) * | 2013-11-30 | 2014-02-26 | 国家电网公司 | On-line calibrating method and on-line alarming method for passive wireless temperature measuring system |
| CN205066975U (en) * | 2015-11-03 | 2016-03-02 | 江苏省电力公司检修分公司 | A check gauge for passive wireless temperature sensor check -up of SAW |
Non-Patent Citations (1)
| Title |
|---|
| 汪永为 等: "无线无源声表面波温度传感器的标定", 《压电与声光》 * |
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Address after: 210000, Jiangsu, Jiangning Development Zone, Nanjing, the source of the road, No. 58, -5 Patentee after: STATE GRID JIANGSU ELECTRIC POWER Co.,Ltd. MAINTENANCE BRANCH Address before: 210000, Jiangsu, Jiangning Development Zone, Nanjing, the source of the road, No. 58, -5 Patentee before: MAINTENANCE DIVISION OF STATE GRID JIANGSU ELECTRIC POWER Co. Address after: 210000, Jiangsu, Jiangning Development Zone, Nanjing, the source of the road, No. 58, -5 Patentee after: MAINTENANCE DIVISION OF STATE GRID JIANGSU ELECTRIC POWER Co. Address before: 210000, Jiangsu, Jiangning Development Zone, Nanjing, the source of the road, No. 58, -5 Patentee before: JIANGSU ELECTRIC POWER COMPANY MAINTENANCE BRANCH |