CN106814099A - Freezing point, fusing point or crystalline temperature automatization test system - Google Patents
Freezing point, fusing point or crystalline temperature automatization test system Download PDFInfo
- Publication number
- CN106814099A CN106814099A CN201710004293.4A CN201710004293A CN106814099A CN 106814099 A CN106814099 A CN 106814099A CN 201710004293 A CN201710004293 A CN 201710004293A CN 106814099 A CN106814099 A CN 106814099A
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- China
- Prior art keywords
- temperature
- fusing point
- freezing point
- test system
- capture card
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- 238000012360 testing method Methods 0.000 title claims abstract description 39
- 230000008014 freezing Effects 0.000 title claims abstract description 21
- 238000007710 freezing Methods 0.000 title claims abstract description 21
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims abstract description 34
- 229910052697 platinum Inorganic materials 0.000 claims abstract description 17
- 238000009413 insulation Methods 0.000 claims abstract description 14
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 6
- 235000011187 glycerol Nutrition 0.000 claims description 3
- 238000004458 analytical method Methods 0.000 abstract description 8
- 238000005259 measurement Methods 0.000 abstract description 8
- 238000001514 detection method Methods 0.000 abstract description 4
- 238000003780 insertion Methods 0.000 abstract description 4
- 230000037431 insertion Effects 0.000 abstract description 4
- 238000002474 experimental method Methods 0.000 abstract description 2
- 238000012545 processing Methods 0.000 description 5
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000013480 data collection Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009529 body temperature measurement Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000012188 paraffin wax Substances 0.000 description 2
- 238000012827 research and development Methods 0.000 description 2
- XNKFCDGEFCOQOM-UHFFFAOYSA-N 1,2-dinitronaphthalene Chemical compound C1=CC=CC2=C([N+]([O-])=O)C([N+](=O)[O-])=CC=C21 XNKFCDGEFCOQOM-UHFFFAOYSA-N 0.000 description 1
- 208000003464 asthenopia Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
- G01N25/02—Investigating or analyzing materials by the use of thermal means by investigating changes of state or changes of phase; by investigating sintering
- G01N25/04—Investigating or analyzing materials by the use of thermal means by investigating changes of state or changes of phase; by investigating sintering of melting point; of freezing point; of softening point
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
- G01N25/14—Investigating or analyzing materials by the use of thermal means by using distillation, extraction, sublimation, condensation, freezing, or crystallisation
- G01N25/147—Investigating or analyzing materials by the use of thermal means by using distillation, extraction, sublimation, condensation, freezing, or crystallisation by cristallisation
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
The invention discloses a kind of freezing point, fusing point or crystalline temperature automatization test system, including thermal insulation casing, casing air fills sample test tube, platinum resistance temperature sensor, capture card, temperature digital display meter and PC terminals；Casing air is arranged on inside thermal insulation casing；In dress sample test tube insertion casing air；Platinum resistance temperature sensor insertion dress sample test tube；Capture card is connected with platinum resistance temperature sensor；Temperature digital display meter is connected with capture card；PC terminals are connected with temperature digital display meter.The present invention realizes the Aulomatizeted Detect of freezing point (crystalline temperature, fusing point) experiment, success of the test rate is brought up to 100% from 70%, can a people synchronously detect 2 samples, analysis efficiency is enhanced about more than once, and technical support is provided effectively to alleviate the Detection task saturation contradiction nervous with human resources.Meanwhile, the human error of temperature acquisition is eliminated, measurement result uncertainty is better than Manual analysis, and measurement accuracy is improved.
Description
Technical field
The present invention relates to analysis and testing technology field, and in particular to a kind of freezing point, fusing point or crystalline temperature automatic test
System.
Background technology
Freezing point (crystalline temperature, fusing point) is to characterize paraffin, naphthalene, the important indicator of dinitronaphthalene purity, is my institute's raw material
Enter the essential items for inspection rechecked with antenatal inspection.In test process, need two operating personnel to coordinate, an examination can only be tested every time
Sample, and the test period is (single tests 5h~6h) more long.Meanwhile, need manually to observe the temperature change of tested sample for a long time
To obtain accurate freezing point, be also easy to produce visual fatigue, naphthalene crystal point, the test crash of paraffin melting point, repetition measurement probability it is larger,
Successfully tested rate is about 70%.Increasingly increase to comply with Detection task amount, operating personnel are in short supply, be badly in need of improving the need of analysis efficiency
Ask.
The content of the invention
Instant invention overcomes the deficiencies in the prior art, there is provided a kind of freezing point, fusing point or crystalline temperature automatization test system.
The purpose of the present invention is used for freezing point (fusing point, crystalline temperature) on-line checking, and it is by measuring apparatus for solidification point
Temperature measurement system is transformed, and is capable of achieving temperature real-time monitoring, automatic temperature measurement and reading, using multi-channel data acquisition board,
Multiple platinum resistance temperature sensors are equipped with, temperature automatic data collection and the data processing of more than 2 samples can be simultaneously realized.
To solve above-mentioned technical problem, the present invention uses following technical scheme：
A kind of freezing point, fusing point or crystalline temperature automatization test system, including thermal insulation casing, casing air fill sample test tube,
Platinum resistance temperature sensor, capture card, temperature digital display meter and PC terminals；The casing air is arranged in the thermal insulation casing
Portion；The dress sample test tube is inserted in the casing air；The platinum resistance temperature sensor insertion dress sample test tube；It is described to adopt
Truck is connected with the platinum resistance temperature sensor；The temperature digital display meter is connected with the capture card；The PC terminals and institute
State temperature digital display meter connection.
Further technical scheme is also to include thermometer, and the thermometer is inserted in the thermal insulation casing.
Further technical scheme is that the programming bags of LabView 2013 are provided with the PC terminals.
Further technical scheme is to be provided with glycerine in the thermal insulation casing.
Further technical scheme is the platinum resistance temperature sensor at least two.
Further technical scheme is that the capture card is multi-channel data acquisition board.
Compared with prior art, one of beneficial effect of the embodiment of the present invention is：
1. the Aulomatizeted Detect of freezing point (crystalline temperature, fusing point) experiment is realized, success of the test rate is brought up to from 70%
100%, can a people synchronously detect 2 samples, analysis efficiency is enhanced about more than once, be effectively alleviation Detection task saturation and manpower
The nervous contradiction of resource provides technical support.
2. simultaneously, the human error of temperature acquisition is eliminated, and measurement result uncertainty is better than Manual analysis, and measurement is accurate
Property improve.
Brief description of the drawings
Fig. 1 is the structural representation of one embodiment of the invention.
Description of reference numerals：1- thermal insulation casings, 2- thermometers, 3- casing airs, 4- dress sample test tubes, 5- RTDs
Temperature sensor, 6- capture cards, 7- temperature digital display meters, 8-PC terminals
Specific embodiment
All features disclosed in this specification, or disclosed all methods or during the step of, except mutually exclusive
Feature and/or step beyond, can combine by any way.
Any feature disclosed in this specification (including any accessory claim, summary and accompanying drawing), except non-specifically is chatted
State, can alternative features equivalent by other or with similar purpose replaced.I.e., unless specifically stated otherwise, each feature
It is an example in a series of equivalent or similar characteristics.
Below in conjunction with the accompanying drawings and embodiment is described in detail to specific embodiment of the invention.
As shown in figure 1, according to one embodiment of present invention, the present embodiment discloses a kind of freezing point, fusing point or crystalline temperature
Automatization test system, as shown in figure 1, it includes thermal insulation casing 1, casing air 3, dress sample test tube 4, platinum resistance temperature sensor
5, capture card 6, temperature digital display meter 7 and PC terminals 8；Wherein, it is preferred that the built-in glycerine of thermal insulation casing 1.The present embodiment also includes
Thermometer 2, thermometer is inserted in thermal insulation casing.The structure annexation of the system is：The casing air is arranged on described
Inside thermal insulation casing；The dress sample test tube is inserted in the casing air；The platinum resistance temperature sensor inserts the dress sample
Test tube；The capture card is connected with the platinum resistance temperature sensor；The temperature digital display meter is connected with the capture card；It is described
PC terminals are connected with the temperature digital display meter.
Realize that automatic test and data handling system are PC terminals in the present embodiment, LabView is installed in PC terminals
2013 programming bags, PC terminals are equipped with work station, data collecting card and data processing unit, and it is connected with temperature sensor,
Be capable of achieving to treat test sample temperature monitor in real time and using software carry out data processing obtain sample solidification point data storage with manage
Reason.
Specifically, the implementation of the present embodiment freezing point, fusing point or crystalline temperature automatization test system is as follows：RTD
Temperature sensor insertion dress sample test tube senses the temperature change of sample, is changed temperature signal using platinum resistance temperature sensor
For electric signal is sent in field digital display table, field digital shows that analog-signal transitions are data signal by table, at the scene
While display, it is sent in computer by universal serial bus, realizes temperature automatic data collection with transmission.
Using the programming bags of LabView 2013, using VISA by Serial Port Transmission temperature digital signal, by what is gathered
Data are directly displayed in the man-machine interface of LabView designs, while data are stored on hard disc of computer with document form.
Using LabView2013 programming bags, data file is opened, data are graphically shown, further according to setting in advance
Good data processing parameters, the treatment of result data is carried out according to specific data processing method, quotes the solidification that measurement is obtained
Point, fusing point or crystallization point value.
Highly preferred embodiment, according to another embodiment of the invention, the area of the present embodiment and above-described embodiment
It is not that the platinum resistance temperature sensor is provided with two or more, capture card uses multi-channel data acquisition board, so that,
Temperature automatic data collection and the data processing of more than 2 samples can simultaneously be realized.
The present embodiment freezing point, fusing point or crystalline temperature automatization test system realize freezing point (crystalline temperature, fusing point) examination
The Aulomatizeted Detect tested, 100% is brought up to by success of the test rate from 70%, can a people synchronously detect 2 samples, analysis efficiency is carried
Doubled the above, and technical support is provided effectively to alleviate the Detection task saturation contradiction nervous with human resources.Meanwhile, eliminate
The human error of temperature acquisition, measurement result uncertainty is better than Manual analysis, and measurement accuracy is improved.
" one embodiment ", " another embodiment ", " embodiment " for being spoken of in this manual etc., refer to combining
Specific features, structure or the feature that the embodiment is described are included at least one embodiment of the application generality description.
It is not necessarily to refer to same embodiment that statement of the same race occur in multiple places in the description.Furthermore, it is understood that with reference to any
When individual embodiment describes specific features, structure or a feature, what is advocated is this to realize with reference to other embodiment
Feature, structure or feature also fall within the scope of the present invention.
Although reference be made herein to invention has been described for the multiple explanatory embodiments invented, however, it is to be understood that this
Art personnel can be designed that a lot of other modification and implementation methods, and these modifications and implementation method will fall in the application
Within disclosed spirit and spirit.More specifically, in the range of disclosure claim, can be to theme group
The building block and/or layout for closing layout carry out various variations and modifications.Except the modification carried out to building block and/or layout
Outer with improving, to those skilled in the art, other purposes also will be apparent.
Claims (6)
1. a kind of freezing point, fusing point or crystalline temperature automatization test system, it is characterised in that：Including thermal insulation casing, casing air,
Dress sample test tube, platinum resistance temperature sensor, capture card, temperature digital display meter and PC terminals；The casing air is arranged on described
Inside thermal insulation casing；The dress sample test tube is inserted in the casing air；The platinum resistance temperature sensor inserts the dress sample
Test tube；The capture card is connected with the platinum resistance temperature sensor；The temperature digital display meter is connected with the capture card；It is described
PC terminals are connected with the temperature digital display meter.
2. freezing point according to claim 1, fusing point or crystalline temperature automatization test system, it is characterised in that also including temperature
Degree meter, the thermometer is inserted in the thermal insulation casing.
3. freezing point according to claim 1, fusing point or crystalline temperature automatization test system, it is characterised in that described PC
The programming bags of LabView 2013 are installed in terminal.
4. freezing point according to claim 1, fusing point or crystalline temperature automatization test system, it is characterised in that described guarantor
Glycerine is provided with warm sleeve.
5. freezing point according to claim 1, fusing point or crystalline temperature automatization test system, it is characterised in that described platinum
RTD at least two.
6. freezing point, fusing point or crystalline temperature automatization test system according to claim 1 or 5, it is characterised in that described
Capture card be multi-channel data acquisition board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710004293.4A CN106814099A (en) | 2017-01-04 | 2017-01-04 | Freezing point, fusing point or crystalline temperature automatization test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710004293.4A CN106814099A (en) | 2017-01-04 | 2017-01-04 | Freezing point, fusing point or crystalline temperature automatization test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106814099A true CN106814099A (en) | 2017-06-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710004293.4A Pending CN106814099A (en) | 2017-01-04 | 2017-01-04 | Freezing point, fusing point or crystalline temperature automatization test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106814099A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107817264A (en) * | 2017-11-27 | 2018-03-20 | 蔡智韬 | A kind of automatic pour point detector with controllable temperature difference method |
| CN109991261A (en) * | 2017-12-29 | 2019-07-09 | 内蒙古伊泰煤基新材料研究院有限公司 | A kind of measuring device and measuring method of freezing point of Fischer-Tropsch wax and petroleum wax |
| CN112858372A (en) * | 2021-01-06 | 2021-05-28 | 安徽通世功能材料有限公司 | Fischer-Tropsch wax melting point measuring device and method |
| CN113125493A (en) * | 2021-04-15 | 2021-07-16 | 濮阳市盛源能源科技股份有限公司 | Instrument for analyzing crystallization point of maleic anhydride |
| CN114199925A (en) * | 2021-11-19 | 2022-03-18 | 国网江苏省电力有限公司盐城供电分公司 | Test module of distribution network cable protection pipe on-site Vicat softening temperature measuring device |
| CN114216927A (en) * | 2021-12-24 | 2022-03-22 | 湖北富邦新材料有限公司 | Method for rapidly detecting melting point of anti-caking agent for chemical fertilizer |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107817264A (en) * | 2017-11-27 | 2018-03-20 | 蔡智韬 | A kind of automatic pour point detector with controllable temperature difference method |
| CN107817264B (en) * | 2017-11-27 | 2023-10-31 | 蔡智韬 | An automatic pour point detector using controllable temperature difference method |
| CN109991261A (en) * | 2017-12-29 | 2019-07-09 | 内蒙古伊泰煤基新材料研究院有限公司 | A kind of measuring device and measuring method of freezing point of Fischer-Tropsch wax and petroleum wax |
| CN112858372A (en) * | 2021-01-06 | 2021-05-28 | 安徽通世功能材料有限公司 | Fischer-Tropsch wax melting point measuring device and method |
| CN113125493A (en) * | 2021-04-15 | 2021-07-16 | 濮阳市盛源能源科技股份有限公司 | Instrument for analyzing crystallization point of maleic anhydride |
| CN113125493B (en) * | 2021-04-15 | 2023-09-12 | 濮阳市盛源能源科技股份有限公司 | Instrument for analyzing maleic anhydride crystallization point |
| CN114199925A (en) * | 2021-11-19 | 2022-03-18 | 国网江苏省电力有限公司盐城供电分公司 | Test module of distribution network cable protection pipe on-site Vicat softening temperature measuring device |
| CN114216927A (en) * | 2021-12-24 | 2022-03-22 | 湖北富邦新材料有限公司 | Method for rapidly detecting melting point of anti-caking agent for chemical fertilizer |
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Application publication date: 20170609 |