RU2003104019A - METHOD FOR CONTINUOUS MEASUREMENT OF MELTED STEEL TEMPERATURE AND APPLICABLE FOR THIS PIPE - Google Patents

METHOD FOR CONTINUOUS MEASUREMENT OF MELTED STEEL TEMPERATURE AND APPLICABLE FOR THIS PIPE

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Publication number
RU2003104019A
RU2003104019A RU2003104019/28A RU2003104019A RU2003104019A RU 2003104019 A RU2003104019 A RU 2003104019A RU 2003104019/28 A RU2003104019/28 A RU 2003104019/28A RU 2003104019 A RU2003104019 A RU 2003104019A RU 2003104019 A RU2003104019 A RU 2003104019A
Authority
RU
Russia
Prior art keywords
pipe
molten steel
heat resistance
sleeve
outer sleeve
Prior art date
Application number
RU2003104019/28A
Other languages
Russian (ru)
Other versions
RU2267751C2 (en
Inventor
Чжи СЕ
Жуцзюнь ЧЭНЬ
Хунцзи МЭН
Original Assignee
Нортистерн Юниверсити
Шэньян Тайхэ Инструментэйшн Ко., Лтд.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN00120354A external-priority patent/CN1116593C/en
Application filed by Нортистерн Юниверсити, Шэньян Тайхэ Инструментэйшн Ко., Лтд. filed Critical Нортистерн Юниверсити
Publication of RU2003104019A publication Critical patent/RU2003104019A/en
Application granted granted Critical
Publication of RU2267751C2 publication Critical patent/RU2267751C2/en

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Claims (13)

1. Способ непрерывного измерения температуры расплавленной стали, который содержит следующие этапы: обеспечение наличия трубы, выполненной из сдвоенных втулок, причем и внутренняя, и наружная втулки закрыты с одного конца и открыты с другого конца, ввод закрытого конца трубы в расплавленную сталь таким образом, что отношение длины трубы, находящейся ниже поверхности расплавленной стали, к внутреннему диаметру внутренней втулки равно или превышает 15, и отношение указанной длины к наружному диаметру наружной втулки превышает 3, соединение открытого конца трубы с детектором инфракрасного излучения, и расчет температуры расплавленной стали путем оценки излучения, испускаемого внутренней втулкой на конце, введенном в расплавленную сталь, с помощью детектора.1. A method for continuously measuring the temperature of molten steel, which comprises the following steps: providing a pipe made of twin sleeves, both the inner and outer sleeves being closed at one end and open at the other end, introducing the closed end of the pipe into the molten steel in such a way that the ratio of the length of the pipe below the surface of the molten steel to the inner diameter of the inner sleeve is equal to or greater than 15, and the ratio of the specified length to the outer diameter of the outer sleeve is greater than 3, the connection the open end of the pipe with an infrared radiation detector, and calculating the temperature of the molten steel by evaluating the radiation emitted by the inner sleeve at the end introduced into the molten steel using a detector. 2. Способ по п.1, в котором труба соединена с детектором посредством конического соединителя.2. The method according to claim 1, in which the pipe is connected to the detector through a conical connector. 3. Способ по п.1, в котором внутренняя втулка выполнена из материала, обладающего высокими жаропрочностью (термостойкостью) и стабильностью.3. The method according to claim 1, in which the inner sleeve is made of a material having high heat resistance (heat resistance) and stability. 4. Способ по п.3, в котором внутренняя втулка выполнена из Al2О3.4. The method according to claim 3, in which the inner sleeve is made of Al 2 About 3 . 5. Способ по п.1, в котором наружная втулка выполнена из материала, обладающего высокими жаропрочностью (термостойкостью), сопротивлением эрозии, сопротивлением окислению и сопротивлением размыванию расплавленной сталью.5. The method according to claim 1, in which the outer sleeve is made of a material having high heat resistance (heat resistance), erosion resistance, oxidation resistance and erosion resistance by molten steel. 6. Способ по п.1, в котором наружная втулка на поверхности, остающейся снаружи, является более толстой, чем на конце, измеряющем температуру.6. The method according to claim 1, in which the outer sleeve on the surface remaining on the outside is thicker than at the end measuring the temperature. 7. Способ по п.1, в котором на наружную втулку нанесено стойкое к окислению покрытие.7. The method according to claim 1, wherein an oxidation-resistant coating is applied to the outer sleeve. 8. Труба для измерения температуры расплавленной стали, один конец которой выполнен с возможностью ввода в расплавленную сталь для восприятия температуры, а другой конец которой выполнен с возможностью соединения с детектором инфракрасного излучения, причем труба выполнена из сдвоенных втулок, при этом и внутренняя, и наружная втулки закрыты с одного конца и открыты с другого конца, и закрытый конец трубы введен в расплавленную сталь таким образом, что отношение длины трубы, находящейся ниже поверхности расплавленной стали, к внутреннему диаметру внутренней втулки равно или превышает 15, и отношение указанной длины к наружному диаметру наружной втулки превышает 3.8. A pipe for measuring the temperature of molten steel, one end of which is made with the possibility of entering into the molten steel to sense temperature, and the other end of which is made with the possibility of connecting with an infrared radiation detector, the pipe being made of double sleeves, both internal and external the sleeves are closed at one end and open at the other end, and the closed end of the pipe is inserted into the molten steel so that the ratio of the length of the pipe below the surface of the molten steel to the inside inner diameter of the sleeve is equal to or greater than 15 and the ratio of said length to the outer diameter of the outer sleeve is more than 3. 9. Труба по п.8, в которой внутренняя втулка выполнена из материала, обладающего высокими жаропрочностью (термостойкостью) и стабильностью.9. The pipe of claim 8, in which the inner sleeve is made of a material having high heat resistance (heat resistance) and stability. 10. Труба по п.9, в которой внутренняя втулка выполнена из Al2О3.10. The pipe according to claim 9, in which the inner sleeve is made of Al 2 About 3 . 11. Труба по п.8, в которой наружная втулка выполнена из материала, обладающего высокими жаропрочностью (термостойкостью), сопротивлением эрозии, сопротивлением окислению и сопротивлением размыванию расплавленной сталью.11. The pipe of claim 8, in which the outer sleeve is made of a material having high heat resistance (heat resistance), erosion resistance, oxidation resistance and erosion resistance by molten steel. 12. Труба по п.8, в которой наружная втулка на поверхности, остающейся снаружи, является более толстой, чем на конце, измеряющем температуру.12. The pipe of claim 8, in which the outer sleeve on the surface remaining on the outside is thicker than at the end measuring the temperature. 13. Труба по п.8, в которой на наружную втулку нанесено стойкое к окислению покрытие.13. The pipe of claim 8, wherein an oxidation-resistant coating is applied to the outer sleeve.
RU2003104019/28A 2000-07-12 2001-07-12 Method of continuous measurement of molten steel temperature and pipe used for realization of this method RU2267751C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN00120354.1 2000-07-12
CN00120354A CN1116593C (en) 2000-07-12 2000-07-12 Method for continuous measuring molten steel temperature and temp. measuring tube

Publications (2)

Publication Number Publication Date
RU2003104019A true RU2003104019A (en) 2004-06-10
RU2267751C2 RU2267751C2 (en) 2006-01-10

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Family Applications (1)

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RU2003104019/28A RU2267751C2 (en) 2000-07-12 2001-07-12 Method of continuous measurement of molten steel temperature and pipe used for realization of this method

Country Status (7)

Country Link
US (1) US6846105B2 (en)
JP (1) JP2004505268A (en)
KR (2) KR20030026318A (en)
CN (1) CN1116593C (en)
AU (1) AU2002212067A1 (en)
RU (1) RU2267751C2 (en)
WO (1) WO2002010700A1 (en)

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