CN106289578A - A kind of temperature sensor intelligent checking system - Google Patents
A kind of temperature sensor intelligent checking system Download PDFInfo
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- CN106289578A CN106289578A CN201610587587.XA CN201610587587A CN106289578A CN 106289578 A CN106289578 A CN 106289578A CN 201610587587 A CN201610587587 A CN 201610587587A CN 106289578 A CN106289578 A CN 106289578A
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- unit
- control unit
- collecting device
- collecting
- temperature sensor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K15/00—Testing or calibrating of thermometers
- G01K15/007—Testing
Abstract
The invention discloses a kind of temperature sensor intelligent checking system, including: collecting unit, time quantum, display unit, alarm unit, control unit；Collecting unit is for gathering the temperature information of measurand；Time quantum communicates to connect with control unit, and control unit obtains temporal information by time quantum；Display unit is for showing the information that control unit sends；Alarm unit is for the instruction alert according to control unit；Control unit, with collecting unit, display unit, alarm unit communication connection；Control unit is obtaining the collection result of collecting unit respectively the most in the same time, and is analyzed above-mentioned collection result, and when analysis result is normal, the collection result transmission of collecting unit is shown by control unit to display unit；When analysis result exception, information abnormal for the collection result of collecting unit is sent to control unit by control unit, and sends instruction to alarm unit.
Description
Technical field
The present invention relates to sensing system technical field, particularly relate to a kind of temperature sensor intelligent checking system.
Background technology
Temperature sensor refers to experience temperature and convert thereof into the sensor of usable output signal.Detection to temperature
Very important work is all played in industrial and agricultural production, scientific research, environmental conservation, the saving energy and daily life
With.Temperature sensor needs periodically to examine and determine and calibration operation, to guarantee that temperature sensor is surveyed during using
The accuracy of temperature, effective transmission of temperature value.In actual application, can be by multiple method to temperature sensor
Accuracy of detection carries out improving and improving, to ensure the accuracy of detection in test process, but, it is ensured that the side that accuracy of detection is most basic
Formula is the normal operating conditions ensureing temperature sensor, only in temperature sensor is in during normal operating conditions, and its detection
Result uses value, and therefore, the duty of temperature sensor is carried out detection is a very important link.And pass
System temperature detection verification process mainly by manually completing, its efficiency is low and error-prone, it is difficult to ensure that calibrating automatization and
Standardization.
Based on the problems referred to above, need to design a set of detecting system, utilize temperature sensor reality in the course of the work
The duty of temperature sensor is detected by detected value, it is not necessary to by other equipment with artificial, not only facilitates, and ensures
The efficiency of detection and accuracy, provide healthy working environment for temperature sensor normal operation.
Summary of the invention
The technical problem existed based on background technology, the present invention proposes a kind of temperature sensor intelligent checking system.
The temperature sensor intelligent checking system that the present invention proposes, including: collecting unit, time quantum, display unit, report
Alert unit, control unit；
Collecting unit, for gathering the temperature information of measurand；
Time quantum, communicates to connect with control unit, and control unit obtains temporal information by time quantum；
Display unit, for showing the information that control unit sends；
Alarm unit, for the instruction alert according to control unit；
Control unit, with collecting unit, display unit, alarm unit communication connection；Control unit is respectively the most in the same time
Obtaining the collection result of collecting unit, and be analyzed above-mentioned collection result, when analysis result is normal, control unit will be adopted
The collection result transmission of collection unit shows to display unit；When analysis result exception, control unit is by collecting unit
The information that collection result is abnormal sends to control unit, and sends instruction to alarm unit.
Preferably, control unit is respectively at t, 2t, 3t ... the nt moment obtains the collection result of collecting unit, and calculates
Collection result T in mt momentmCollection result T with (m-1) tm-1Difference T, and by above-mentioned difference T and control unit
First preset difference value T of storage0Compare, as T≤T0Time, control unit is by TmActual temperature as the measurand mt moment
Degree transmission shows to display unit；Work as T > T0Time, control unit by collecting unit at the abnormal letter of mt moment collection result
Breath sends and shows to display unit, sends instruction to alarm unit simultaneously.
Preferably, described collecting unit includes that three collecting devices, the respectively first collecting device, the second collection set
Standby, the 3rd collecting device, and the first collecting device, the second collecting device, the 3rd collecting device be respectively used to gather measurand
The temperature information of diverse location.
Preferably, the collection result of described collecting unit is that the first collecting device, the second collecting device, the 3rd collection set
The meansigma methods of standby detected value.
Preferably, T is worked as > T0Time, the detected value T of the first collecting device in control unit acquisition mt moment collecting unitm1,
The detected value T of two collecting devicesm2, the detected value T of the 3rd collecting devicem3, and obtain in (m-1) t collecting unit first and adopt
The detected value T of collection equipment(m-1)1, the detected value T of the second collecting device(m-1)2, the detected value T of the 3rd collecting device(m-1)3, and point
Do not calculate Tm1With T(m-1)1Difference E1、Tm2With T(m-1)2Difference E2、Tm3With T(m-1)3Difference E3, and respectively by E1、E2、E3
With the second preset difference value E of storage in control unit0Compare, work as E1>E0Time, control unit is abnormal by the first collecting device
Information send carry out showing and sending instruction to alarm unit to display unit, work as E2>E0Time, control unit gathers second
The information of unit exception sends and carries out showing and sending instruction to alarm unit to display unit, works as E3>E0Time, control unit will
The information of the 3rd collecting device exception sends and carries out showing and sending instruction to alarm unit to display unit.
Preferably, described the first collecting device, the second collecting device, the 3rd collecting device are temperature sensor.
Preferably, described the first collecting device, the second collecting device, the 3rd collecting device are contact temperature sensing
Device.
Preferably, described display unit uses LED display.
Preferably, described time quantum uses timer.
Preferably, described alarm unit uses audible-visual annunciator.
In the present invention, collecting unit includes that three collecting devices, three collecting devices are respectively used to gather measurand difference
The temperature information of position, by being acquired from the temperature information of measurand diverse location and analyzing, improves temperature information
The acquisition precision of data and the accuracy of analysis, and the detected value that the collection result of collecting unit is three collecting devices is average
Value, takes its meansigma methods and can reduce the error in gatherer process, improve accuracy of detection further；Control unit is respectively the most in the same time
Obtain the collection result of collecting unit, and the collection result of the collection result in mt moment with (m-1) t is compared, meter
Calculate its difference, and above-mentioned difference is compared with the first preset difference value, when above-mentioned difference is not more than preset difference value, show
The excursion of the collection result of collecting unit is within normal range, i.e. the duty of the collecting device in collecting unit is more steady
Fixed, now the collection result in mt moment is sent to display unit in the actual temperature in mt moment by control unit as measurand
Show, for user reference；When above-mentioned difference is more than preset difference value, show the change model of the collection result of collecting unit
Enclosing beyond normal range, the collecting device in collecting unit there may be exception, for abnormal conditions being checked and analyzing,
Control unit obtains in the detected value of three collecting devices in mt moment collecting unit and (m-1) t collecting unit three
The detected value of collecting device, and respectively three collecting devices detected value in the above-mentioned two moment is analyzed, calculate it
Difference, when in three collecting devices, any one collecting device is more than the second preset difference value in the difference in above-mentioned two moment, table
The excursion of the detected value of this collecting device bright is relatively big, beyond normal range, it is possible to there are abnormal conditions, now controls
The information that there is the collecting device of abnormal conditions is sent to display unit by unit, and sends instruction to alarm unit, to remind
Relevant staff recognizes that collecting device exists abnormal conditions in time, and beneficially above-noted persons are pointedly to abnormal collection
Equipment adopts remedial measures, to ensure that three collecting devices are in normal operating conditions；So, control unit is adopted by analysis
In collection unit, three collecting devices are at detected value the most in the same time, to analyze whether three collecting devices exist exception, work as exception
In the presence of situation, notify relevant staff in time, to realize the detection to collecting device duty, facilitate user to operate
The accuracy of detection of collecting device is ensure that while process.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of temperature sensor intelligent checking system.
Detailed description of the invention
As it is shown in figure 1, a kind of temperature sensor intelligent checking system that Fig. 1 is the present invention to be proposed.
With reference to Fig. 1, the temperature sensor intelligent checking system that the present invention proposes, including: collecting unit, time quantum, aobvious
Show unit, alarm unit, control unit；
Collecting unit, for gathering the temperature information of measurand；Described collecting unit includes three collecting devices, point
It is not the first collecting device, the second collecting device, the 3rd collecting device, and the first collecting device, the second collecting device, the 3rd adopts
Collection equipment is respectively used to gather the temperature information of measurand diverse location, to adopt the temperature of measurand all sidedly
Collection, is analyzed providing reliable reference frame to the temperature information of collecting unit collection for control unit；Then collecting unit
Collection result is the meansigma methods of the detected value of the first collecting device, the second collecting device, the 3rd collecting device, can reduce collection single
Unit's error during detection, is further ensured that accuracy of detection.
First collecting device, the second collecting device, the 3rd collecting device are temperature sensor；Further, first adopt
Collection equipment, the second collecting device, the 3rd collecting device are contact type temperature sensor, and contact type temperature sensor is by conduction
Or convection current is dealt into thermal equilibrium state, its detected value can directly represent the temperature conditions of measurand, and its certainty of measurement is relatively
Height, and in certain temperature, it can measure the profiling temperatures within measurand, provides complete for detection process
Face, accurately data.
Time quantum, communicates to connect with control unit, and control unit obtains temporal information by time quantum；Time described
Between unit use timer.
Display unit, for showing the information that control unit sends；Described display unit uses LED display, can be right
The information that control unit sends carries out the display of complete display, facilitates user to watch.
Alarm unit, for the instruction alert according to control unit；Described alarm unit uses acousto-optic report
Alert device, to relevant staff to stimulate in terms of vision and audition two, fully reminds above-noted persons to recognize abnormal feelings in time
Condition, relevant staff can take remedial measure targetedly according to practical situation, eliminate abnormal conditions.
Control unit, with collecting unit, display unit, alarm unit communication connection；Control unit is respectively the most in the same time
Obtaining the collection result of collecting unit, and be analyzed above-mentioned collection result, when analysis result is normal, control unit will be adopted
The collection result transmission of collection unit shows to display unit；When analysis result exception, control unit is by collecting unit
The information that collection result is abnormal sends to control unit, and sends instruction to alarm unit, and concrete mode is:
Control unit is respectively at t, 2t, 3t ... the nt moment obtains the collection result of collecting unit, and calculates the mt moment
Collection result TmCollection result T with (m-1) tm-1Difference T, and by storage in above-mentioned difference T and control unit
First preset difference value T0Compare, to verify that above-mentioned difference is enough in the range of preset difference value, as T≤T0Time, show the mt moment
Collection result TmCollection result T with (m-1) tm-1Difference T within normal range, i.e. collecting unit does not has abnormal feelings
Condition, now control unit is by TmActual temperature transmission as the measurand mt moment shows to display unit, for
Person's reference；Work as T > T0Time, show collection result T in mt momentmCollection result T with (m-1) tm-1Differ greatly, its become
Change scope is beyond normal range, then collecting unit there may be abnormal conditions, for the concrete condition in collecting unit is done into
One step judges, the detected value T of the first collecting device in control unit acquisition mt moment collecting unitm1, the inspection of the second collecting device
Measured value Tm2, the detected value T of the 3rd collecting devicem3, and obtain the detected value of the first collecting device in (m-1) t collecting unit
T(m-1)1, the detected value T of the second collecting device(m-1)2, the detected value T of the 3rd collecting device(m-1)3, and calculate T respectivelym1With
T(m-1)1Difference E1、Tm2With T(m-1)2Difference E2、Tm3With T(m-1)3Difference E3, and respectively by E1、E2、E3With in control unit
Second preset difference value E of storage0Compare, to judge that three collecting devices are when the detected value in mt moment is with (m-1) t respectively
The amplitude of variation of the detected value carved, works as E1>E0Time, show that detected value amplitude of variation within the t time of the first collecting device is relatively big,
I.e. first collecting device there may be exception, and now information abnormal for the first collecting device is sent to display unit by control unit
Carrying out showing and sending instruction to alarm unit, alarm unit is i.e. according to the instruction alert of control unit, to remind
Relevant staff processes above-mentioned situation in time, works as E2>E0Time, show that the detected value of the second collecting device changed before and after the t time
Scope is relatively big, then the second collecting device there may be exception, and now information abnormal for the second collecting device is sent by control unit
Carrying out showing and sending instruction to alarm unit to display unit, alarm unit i.e. sends alarm signal according to the instruction of control unit
Breath, to remind relevant staff to process above-mentioned situation in time, works as E3>E0Time, show the change of the detected value of the 3rd collecting device
Scope is beyond normal range, then the 3rd collecting device there may be abnormal conditions, and now control unit is by the 3rd collecting device
Abnormal information sends and carries out showing and sending instruction to alarm unit to display unit, and alarm unit is i.e. according to control unit
Instruction alert, to remind relevant staff to process above-mentioned situation in time, different to take measure targetedly to eliminate
Reason condition, makes above three collecting device all in normal operating conditions；So, control unit is by three in collecting unit
Collecting device is analyzed at detected value the most in the same time and compares, and can judge whether three collecting devices exist exceptions area
Situation, when there are abnormal conditions, control unit sends instruction to alarm unit and display unit in time, makes related personnel timely
Take measures to eliminate abnormal conditions, so achieve the detection to three collecting devices in collecting unit, be that three collections set
The standby working environment that health is provided.
It should be noted that control unit is when carrying out mathematic interpolation to two numerical value, difference result is two numerical value
The absolute value of difference, it is ensured that the difference obtained is positive number, facilitates control unit be analyzed difference and compare, it is to avoid occur negative
During number, the comparison procedure to control unit interferes.
The above, the only present invention preferably detailed description of the invention, but protection scope of the present invention is not limited thereto,
Any those familiar with the art in the technical scope that the invention discloses, according to technical scheme and
Inventive concept equivalent or change in addition, all should contain within protection scope of the present invention.
Claims (10)
1. a temperature sensor intelligent checking system, it is characterised in that including: collecting unit, time quantum, display unit,
Alarm unit, control unit；
Collecting unit, for gathering the temperature information of measurand；
Time quantum, communicates to connect with control unit, and control unit obtains temporal information by time quantum；
Display unit, for showing the information that control unit sends；
Alarm unit, for the instruction alert according to control unit；
Control unit, with collecting unit, display unit, alarm unit communication connection；Control unit is obtaining respectively the most in the same time
The collection result of collecting unit, and above-mentioned collection result is analyzed, when analysis result is normal, control unit will gather single
The collection result transmission of unit shows to display unit；When analysis result exception, control unit is by the collection of collecting unit
The information of results abnormity sends to control unit, and sends instruction to alarm unit.
Temperature sensor intelligent checking system the most according to claim 1, it is characterised in that control unit respectively t,
2t, 3t ... the nt moment obtains the collection result of collecting unit, and calculates collection result T in mt momentmWith (m-1) t
Collection result Tm-1Difference T, and will the first preset difference value T of storage in above-mentioned difference T and control unit0Compare, when
T≤T0Time, control unit is by TmActual temperature transmission as the measurand mt moment shows to display unit；Work as T > T0
Time, collecting unit is sent to display unit in the information that mt moment collection result is abnormal and shows by control unit, simultaneously to
Alarm unit sends instruction.
Temperature sensor intelligent checking system the most according to claim 1, it is characterised in that described collecting unit includes
Three collecting devices, the respectively first collecting device, the second collecting device, the 3rd collecting device, and the first collecting device, second
Collecting device, the 3rd collecting device are respectively used to gather the temperature information of measurand diverse location.
Temperature sensor intelligent checking system the most according to claim 3, it is characterised in that adopting of described collecting unit
Collection result is the meansigma methods of the detected value of the first collecting device, the second collecting device, the 3rd collecting device.
Temperature sensor intelligent checking system the most according to claim 3, it is characterised in that work as T > T0Time, control unit obtains
Take the detected value T of the first collecting device in mt moment collecting unitm1, the detected value T of the second collecting devicem2, the 3rd collecting device
Detected value Tm3, and obtain the detected value T of the first collecting device in (m-1) t collecting unit(m-1)1, second collecting device
Detected value T(m-1)2, the detected value T of the 3rd collecting device(m-1)3, and calculate T respectivelym1With T(m-1)1Difference E1、Tm2With T(m-1)2
Difference E2、Tm3With T(m-1)3Difference E3, and respectively by E1、E2、E3With the second preset difference value E of storage in control unit0Carry out
Relatively, E is worked as1>E0Time, information abnormal for the first collecting device is sent and carries out showing and to warning to display unit by control unit
Unit sends instruction, works as E2>E0Time, information transmission abnormal for the second collecting device is shown by control unit to display unit
And send instruction to alarm unit, work as E3>E0Time, information abnormal for the 3rd collecting device is sent to display unit by control unit
Carry out showing and sending instruction to alarm unit.
Temperature sensor intelligent checking system the most according to claim 3, it is characterised in that the first described collection sets
Standby, the second collecting device, the 3rd collecting device are temperature sensor.
Temperature sensor intelligent checking system the most according to claim 3, it is characterised in that the first described collection sets
Standby, the second collecting device, the 3rd collecting device are contact type temperature sensor.
Temperature sensor intelligent checking system the most according to claim 1, it is characterised in that described display unit uses
LED display.
Temperature sensor intelligent checking system the most according to claim 1, it is characterised in that described time quantum uses
Timer.
Temperature sensor intelligent checking system the most according to claim 1, it is characterised in that described alarm unit is adopted
Use audible-visual annunciator.
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| CN201610587587.XA CN106289578A (en) | 2016-07-22 | 2016-07-22 | A kind of temperature sensor intelligent checking system |
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Cited By (4)
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| CN109032913A (en) * | 2018-08-20 | 2018-12-18 | 郑州云海信息技术有限公司 | A kind of stabilization of equipment performance detection method and relevant apparatus |
| CN109199124A (en) * | 2017-07-03 | 2019-01-15 | 佛山市顺德区美的电热电器制造有限公司 | Temperature sensing device detection method, device and cooking apparatus |
| CN111016946A (en) * | 2019-12-25 | 2020-04-17 | 新誉轨道交通科技有限公司 | Rail vehicle and temperature sensor fault detection system for air conditioner of rail vehicle |
| CN113049142A (en) * | 2019-12-27 | 2021-06-29 | 华能如东八仙角海上风力发电有限责任公司 | Temperature sensor alarm method, device, equipment and storage medium |
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