CN108195876A - The method and apparatus of potassium steel molten steel manganese content during a kind of thermal analysis system measures - Google Patents
The method and apparatus of potassium steel molten steel manganese content during a kind of thermal analysis system measures Download PDFInfo
- Publication number
- CN108195876A CN108195876A CN201711498460.1A CN201711498460A CN108195876A CN 108195876 A CN108195876 A CN 108195876A CN 201711498460 A CN201711498460 A CN 201711498460A CN 108195876 A CN108195876 A CN 108195876A
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- China
- Prior art keywords
- molten steel
- collecting card
- analysis system
- thermal analysis
- data collecting
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Classifications
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- 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
- G01N25/12—Investigating or analyzing materials by the use of thermal means by investigating changes of state or changes of phase; by investigating sintering of critical point; of other phase change
Abstract
The method and apparatus that the present invention discloses potassium steel molten steel manganese content during a kind of thermal analysis system measures, using the principle of heat analysis, potassium steel molten steel manganese element content in quick measure, its equipment includes interior test specimens cup, data collecting card, compensating wire, industrial personal computer and the display for being equipped with temperature thermocouple, the invention only needs 2 minutes or so from measurement result is sampled to, and it is easy to operate, it does not need to be equipped with professional.
Description
Technical field
The present invention relates to the technical field that thermal analysis system measures manganese content, Gao Meng during more particularly to a kind of thermal analysis system measures
The method and apparatus of steel molten steel manganese content.
Background technology
The assay method generally use chemical analysis or spectra methods of potassium steel molten steel manganese element content at present, from
Measurement result is sampled to, chemical analysis at least needs half an hour, and spectra methods is also required to 10 minutes or so, and two methods are equal
It needs to be equipped with professional, and spectra methods equipment is expensive.
Invention content
Potassium steel molten steel manganese in can quickly being measured it is an object of the invention to overcome the deficiencies of the prior art and provide one kind
The method and apparatus of constituent content, and it is easy to operate, it does not need to be equipped with professional.
In order to achieve the goal above, the technical solution adopted in the present invention is：Potassium steel steel during a kind of thermal analysis system measures
The method of water manganese content, when middle potassium steel molten steel temperature in smelting furnace reaches 1400 DEG C~1600 DEG C, sampling is poured into test specimens
In cup, the temperature and time data in cooling procedure are acquired, data processing is carried out and obtains cooling curve；When sample solidify, according to
Cooling curve obtains liquidus temperature TL；The content of the manganese element in sample is calculated according to liquidus temperature TL, specific formula is：
Mn%=246.48-0.16618 × TL, wherein Mn% are the percentage composition of manganese element.
The device of potassium steel molten steel manganese content during a kind of thermal analysis system measures, including the interior test specimens equipped with temperature thermocouple
Cup, data collecting card, compensating wire, industrial personal computer and display, the industrial personal computer pass through USB interface or serial ports and data collecting card
On-line communication is carried out, the data of data collecting card is read and carries out data processing, the industrial personal computer connects display, the compensation
Conducting wire is connected between temperature thermocouple and data collecting card.
The beneficial effects of the invention are as follows：Potassium steel molten steel manganese element content during this patent is measured using thermal analysis system, from taking
Sample only needs 1 minute or so to measurement result, and easy to operate, does not need to be equipped with professional, is very suitable for stokehold and quickly surveys
Potassium steel molten steel manganese element content in fixed middle potassium steel molten steel manganese element content and adjusting control, it is economical and practical.
Description of the drawings
Fig. 1 is the schematic diagram of name device of the present invention.
Fig. 2 is cooling chart.
Specific embodiment
The present invention is described in further details in conjunction with the drawings and specific embodiments.
Shown in Figure 1, the device of potassium steel molten steel manganese content during a kind of thermal analysis system measures is equipped with thermometric heat including interior
Test specimens cup 1, data collecting card 4, compensating wire 3, industrial personal computer 5 and the display 6 of galvanic couple 2, the industrial personal computer 6 are connect by USB
Mouth or serial ports carry out on-line communication with data collecting card 4, and the data for reading data collecting card 4 simultaneously carry out data processing, the work
Control machine 5 connects display 6, and the compensating wire 3 is connected between temperature thermocouple 2 and data collecting card 4.
Whole measurement process is acquired by data, data processing and display two parts form.Part of data acquisition includes test
Sample cup 1 includes temperature thermocouple 2, data collecting card 4, compensating wire 3 etc.；Data processing and display portion are by one
Industrial computer (industrial personal computer 5) and liquid crystal display 6 are completed, and industrial personal computer 5 is acquired by USB interface or serial ports (com port) with data
Partial data collecting card 4 carries out on-line communication, reads the data of data collecting card and carries out data processing, and result is shown
On liquid crystal display 6.
After the middle potassium steel molten steel of liquid pours into test specimens cup 1, data collecting card 4 is in real time to temperature thermocouple 2 in sample cup
Temperature be acquired, and collected temperature data is transferred to industrial personal computer 5, industrial personal computer 5 depicts these temperature datas
" Temperature-time " curve during the middle potassium steel molten steel solidification of liquid, i.e. cooling curve, as shown in Fig. 2, on cooling curve
Liquidus temperature TL there is close correlativities with middle potassium steel molten steel manganese element content, industrial personal computer 5 by writing in advance
Program the data of cooling curve are analyzed and processed, calculate the middle potassium steel molten steel manganese element that pours into test specimens cup
Content.Its specific formula is：Mn%=246.48-0.16618 × TL, wherein Mn% are the percentage composition of manganese element.
Specifically test result is as follows for it：
Potassium steel molten steel manganese element content during the invention thermal analysis system stokehold quickly measures, measurement range is 7~20%.
It is only needed 2 minutes or so, and easy to operate from measurement result is sampled to, does not need to be equipped with professional.
The foregoing is merely the embodiment of the present invention, are not intended to limit the present invention, to those skilled in the art,
All within the spirits and principles of the present invention, all any modification, equivalent and improvement done should be included in the guarantor of the present invention
In the range of shield.
Claims (2)
1. a kind of method of potassium steel molten steel manganese content during thermal analysis system measures, it is characterised in that：Middle potassium steel molten steel is in melting
When temperature reaches 1400 DEG C~1600 DEG C in stove, sampling is poured into test specimens cup, acquires the temperature and time number in cooling procedure
According to progress data processing obtains cooling curve；When sample solidification, liquidus temperature TL is obtained according to cooling curve；According to primary crystal temperature
Degree TL calculates the content of the manganese element in sample, and specific formula is：Mn%=246.48-0.16618 × TL, wherein Mn%
Percentage composition for manganese element.
2. a kind of device of potassium steel molten steel manganese content during thermal analysis system measures, it is characterised in that：Thermometric thermoelectricity is equipped with including interior
Even test specimens cup, data collecting card, compensating wire, industrial personal computer and display, the industrial personal computer by USB interface or serial ports with
Data collecting card carries out on-line communication, reads the data of data collecting card and carries out data processing, the industrial personal computer connection display
Device, between the compensating wire connection temperature thermocouple and data collecting card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711498460.1A CN108195876A (en) | 2017-12-28 | 2017-12-28 | The method and apparatus of potassium steel molten steel manganese content during a kind of thermal analysis system measures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711498460.1A CN108195876A (en) | 2017-12-28 | 2017-12-28 | The method and apparatus of potassium steel molten steel manganese content during a kind of thermal analysis system measures |
Publications (1)
| Publication Number | Publication Date |
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| CN108195876A true CN108195876A (en) | 2018-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711498460.1A Pending CN108195876A (en) | 2017-12-28 | 2017-12-28 | The method and apparatus of potassium steel molten steel manganese content during a kind of thermal analysis system measures |
Country Status (1)
| Country | Link |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU890195A1 (en) * | 1979-04-19 | 1981-12-15 | Магнитогорский горно-металлургический институт им.Г.И.Носова | Method of determination of silicon, manganese and carbon content in steel |
| CN102809580A (en) * | 2012-08-06 | 2012-12-05 | 大连润恒科技有限公司 | Thermo-analysis method and thermo-analysis equipment capable of detecting manganese content in melted iron |
| CN105388179A (en) * | 2015-12-15 | 2016-03-09 | 冶金自动化研究设计院 | Stokehole steel liquidus and solidus temperature fast-detection device and method |
| CN105548242A (en) * | 2016-01-18 | 2016-05-04 | 苏锦琪 | Method and device for measuring content of carbon and chromium in chromium-containing molten white cast iron by thermal analysis method |
| CN106053520A (en) * | 2016-05-16 | 2016-10-26 | 苏锦琪 | Thermal analysis method and device for measuring manganese content of molten iron |
-
2017
- 2017-12-28 CN CN201711498460.1A patent/CN108195876A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU890195A1 (en) * | 1979-04-19 | 1981-12-15 | Магнитогорский горно-металлургический институт им.Г.И.Носова | Method of determination of silicon, manganese and carbon content in steel |
| CN102809580A (en) * | 2012-08-06 | 2012-12-05 | 大连润恒科技有限公司 | Thermo-analysis method and thermo-analysis equipment capable of detecting manganese content in melted iron |
| CN105388179A (en) * | 2015-12-15 | 2016-03-09 | 冶金自动化研究设计院 | Stokehole steel liquidus and solidus temperature fast-detection device and method |
| CN105548242A (en) * | 2016-01-18 | 2016-05-04 | 苏锦琪 | Method and device for measuring content of carbon and chromium in chromium-containing molten white cast iron by thermal analysis method |
| CN106053520A (en) * | 2016-05-16 | 2016-10-26 | 苏锦琪 | Thermal analysis method and device for measuring manganese content of molten iron |
Non-Patent Citations (1)
| Title |
|---|
| 张增志: "《耐磨高锰钢》", 31 December 2002 * |
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Application publication date: 20180622 |
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| RJ01 | Rejection of invention patent application after publication |