DE3912044C2 - - Google Patents
Info
- Publication number
- DE3912044C2 DE3912044C2 DE3912044A DE3912044A DE3912044C2 DE 3912044 C2 DE3912044 C2 DE 3912044C2 DE 3912044 A DE3912044 A DE 3912044A DE 3912044 A DE3912044 A DE 3912044A DE 3912044 C2 DE3912044 C2 DE 3912044C2
- Authority
- DE
- Germany
- Prior art keywords
- oxygen
- temperature
- silicon carbide
- impeller
- distribution
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 55
- 239000001301 oxygen Substances 0.000 claims description 55
- 229910052760 oxygen Inorganic materials 0.000 claims description 55
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 29
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 27
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 18
- 239000007789 gas Substances 0.000 claims description 18
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 18
- 230000000052 comparative effect Effects 0.000 claims description 4
- 238000012360 testing method Methods 0.000 description 30
- 239000000463 material Substances 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000010894 electron beam technology Methods 0.000 description 6
- 238000004453 electron probe microanalysis Methods 0.000 description 6
- 238000007738 vacuum evaporation Methods 0.000 description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000000567 combustion gas Substances 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 150000004767 nitrides Chemical class 0.000 description 3
- 108090000623 proteins and genes Proteins 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000004452 microanalysis Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- -1 sili cium nitride Chemical class 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
- G01K11/003—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using absorption or generation of gas, e.g. hydrogen
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63090915A JPH0654264B2 (ja) | 1988-04-13 | 1988-04-13 | 高温部材の表面温度分布測定法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3912044A1 DE3912044A1 (de) | 1989-11-23 |
| DE3912044C2 true DE3912044C2 (enExample) | 1993-05-13 |
Family
ID=14011716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3912044A Granted DE3912044A1 (de) | 1988-04-13 | 1989-04-12 | Verfahren zum ermitteln der temperaturverteilung an oberflaechen von hochtemperaturbestaendigen teilen |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4923308A (enExample) |
| JP (1) | JPH0654264B2 (enExample) |
| DE (1) | DE3912044A1 (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5309874A (en) * | 1993-01-08 | 1994-05-10 | Ford Motor Company | Powertrain component with adherent amorphous or nanocrystalline ceramic coating system |
| US6062811A (en) * | 1998-08-06 | 2000-05-16 | Siemens Westinghouse Power Corporation | On-line monitor for detecting excessive temperatures of critical components of a turbine |
| US7654734B2 (en) * | 2005-05-10 | 2010-02-02 | General Electric Company | Methods and devices for evaluating the thermal exposure of a metal article |
| US8974180B2 (en) * | 2011-11-17 | 2015-03-10 | General Electric Company | System and method for estimating operating temperature of turbo machinery |
| US20250314555A1 (en) * | 2024-04-04 | 2025-10-09 | Ge Infrastructure Technology Llc | Sacrificial temperature coupon for turbomachinery |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3652427A (en) * | 1969-12-22 | 1972-03-28 | Little Inc A | Method for monitoring the oxygen and carbon contents in a molten metal |
| US3935079A (en) * | 1972-11-03 | 1976-01-27 | Fitterer Engineering Associates, Inc. | Method and apparatus for displaying active oxygen and sensor temperature |
| US3891512A (en) * | 1972-12-06 | 1975-06-24 | Ford Motor Co | Determination of oxygen in molten steel |
| SU640198A1 (ru) * | 1974-05-15 | 1978-12-30 | Завод-ВТУЗ при Карагандинском металлургическом комбинате | Датчик дл замера окисленности и температуры жидкого металла |
| US4133036A (en) * | 1976-02-26 | 1979-01-02 | Republic Steel Corporation | Method and system for monitoring a physical condition of a medium |
| US4223549A (en) * | 1979-02-16 | 1980-09-23 | Noranda Mines Limited | Oxygen monitoring circuit with built in testing means |
| SU892284A1 (ru) * | 1980-03-31 | 1981-12-23 | Череповецкий Ордена Ленина Металлургический Завод Им.50-Летия Ссср | Устройство дл измерени содержани компонентов, например углерода, в жидком расплаве плавильного агрегата |
| JPS6281560A (ja) * | 1985-10-04 | 1987-04-15 | Tokyo Yogyo Co Ltd | 溶融金属用水素センサ− |
-
1988
- 1988-04-13 JP JP63090915A patent/JPH0654264B2/ja not_active Expired - Lifetime
-
1989
- 1989-04-06 US US07/334,133 patent/US4923308A/en not_active Expired - Fee Related
- 1989-04-12 DE DE3912044A patent/DE3912044A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0654264B2 (ja) | 1994-07-20 |
| DE3912044A1 (de) | 1989-11-23 |
| JPH01262429A (ja) | 1989-10-19 |
| US4923308A (en) | 1990-05-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| 8128 | New person/name/address of the agent |
Representative=s name: TIEDTKE, H., DIPL.-ING. BUEHLING, G., DIPL.-CHEM. |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |