SU636518A1 - Thermoelectric device for investigating alloy unhomogeneity - Google Patents
Thermoelectric device for investigating alloy unhomogeneityInfo
- Publication number
- SU636518A1 SU636518A1 SU772469772A SU2469772A SU636518A1 SU 636518 A1 SU636518 A1 SU 636518A1 SU 772469772 A SU772469772 A SU 772469772A SU 2469772 A SU2469772 A SU 2469772A SU 636518 A1 SU636518 A1 SU 636518A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- current
- meter
- unhomogeneity
- thermoelectric device
- probe
- Prior art date
Links
Landscapes
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Description
с другим его неподвижным контактом, а зонд соеданен с измерителем налр же ш подвижным контактом преобразователи тока.with its other fixed contact, and the probe is connected to the meter with the same moving contact current transducers.
На чертеже представлено предлагаемое термоэлектрическое устройство.The drawing shows the proposed thermoelectric device.
Устройство содержит остроконечный эонД1р установленный на образец 2, пре- о ааователь тока 3 с контактами 4-6 трансформатор 7, одна из которого служит источником питани преоб заэовател 3, а друга - источником тока дл создани градиента температуры в области локализации зонда, иэмеритель тока 8, измеритель напр жеш1 9, наме ригель термоэдс 10, переключатель знака термоэдс 11, пере1ключатель 12 дан отключени тока через зонд; при переводе зонда в новую область образца , даод 13 и филыр 14 дл закдаты контактр0 4 и 5 от подгорани , ограгдачй вакащ © сопротивлени 15 и 16 и фильтр 17.The device contains a pointed eonD1p mounted on sample 2, a current transducer 3 with contacts 4-6 transformer 7, one of which serves as the power source of the transducer 3, and the other a current source to create a temperature gradient in the probe localization area, and a current meter 8 , voltage meter 1 9, the name of the thermopower 10, the thermopower sign switch 11, switch 12 given the current shutdown through the probe; when transferring the probe to a new area of the sample, Daodus 13 and Filyr 14 for the contactors 0 and 5 from burning, restrict the resistance 15 and 16 and filter 17.
При замыкании контактов 4 и 5 им пульс тока прогрэдит через зонд и обра- зёз, и создает в области локалиэащш аонда градаент температуры. При этом из- мерйе1х; ток и .падение напр жени на контакте зонЕ1™образед, а тем затрачиваема на создание градлента температуры мощностьWhen the contacts 4 and 5 are closed, the pulse of current will prograde through the probe and form, and create a temperature gradient in the region of the local area. At the same time, the measurements are; current and voltage drop at the zone-1 ™ contact are generated, and thus power is spent on creating the temperature gradient
Пр sawbiKaftHK контшстов 5 6 изме р етс отноеительна г: терм,оэйс, про- поркиональнан градаенту температуры, При переводе зонда в об астъ && разаа перек/аочателем 12 .откшо 1аетс ГОК, предотвраща тем са.зды,м поцгора- нив остр5ш зонда.Pr sawbiKaftHK contst 5 5 the following is measured: g: term, oyes, pro- gated by the gradient of temperature, when translating the probe into a & & At the same time, the GOK is removed from the 1, preventing soot, which caused the probe to be sharpened.
Устройство испытано ка многочйсле. ных образцах твердых растворов актнмо-« нида инди с висмутом.The device has been tested in many ways. samples of solid solutions of indium actinium nium with bismuth.
Действующее значение тока составл л 160 мА, мощность в области лок«. ции зонда не превышала О,ОЗ Вт, JRp Дивит температуры был не более 2 О С. Погрешность измерений ссютав лла 5(7%.The effective current value was 160 mA, the power in the lok area ". the probe did not exceed O, OZ W, JRp. The temperature of the divite was no more than 2 O C. The measurement error of the test was 5 (7%).
Предлагаемое устройство имеет достаточно высокую степень разрешени не- одаород11С сти (несколько мкм), проще по устройству и обслуживанию и может дать экономию на преда1ри т« ж по производству многокомпоненпсых сплавов и в HayiHbiX исследовани х,The proposed device has a sufficiently high degree of resolution of hydrogen sulfides (several microns), is simpler in design and maintenance, and can provide savings in the cost of production of multicomponent alloys and in HayiHbiX studies,
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU772469772A SU636518A1 (en) | 1977-04-04 | 1977-04-04 | Thermoelectric device for investigating alloy unhomogeneity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU772469772A SU636518A1 (en) | 1977-04-04 | 1977-04-04 | Thermoelectric device for investigating alloy unhomogeneity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU636518A1 true SU636518A1 (en) | 1978-12-05 |
Family
ID=20702394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU772469772A SU636518A1 (en) | 1977-04-04 | 1977-04-04 | Thermoelectric device for investigating alloy unhomogeneity |
Country Status (1)
| Country | Link |
|---|---|
| SU (1) | SU636518A1 (en) |
-
1977
- 1977-04-04 SU SU772469772A patent/SU636518A1/en active
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