CH626429A5 - Method for enforcing a temperature distribution having isotherms perpendicular to the rotor axis in a centrifugal pump during stand-still - Google Patents
Method for enforcing a temperature distribution having isotherms perpendicular to the rotor axis in a centrifugal pump during stand-still Download PDFInfo
- Publication number
- CH626429A5 CH626429A5 CH66978A CH66978A CH626429A5 CH 626429 A5 CH626429 A5 CH 626429A5 CH 66978 A CH66978 A CH 66978A CH 66978 A CH66978 A CH 66978A CH 626429 A5 CH626429 A5 CH 626429A5
- Authority
- CH
- Switzerland
- Prior art keywords
- pump
- circuit
- temperature
- conveying
- blocking circuit
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 19
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims description 3
- 239000003566 sealing material Substances 0.000 claims description 2
- 238000001816 cooling Methods 0.000 description 10
- 238000007789 sealing Methods 0.000 description 5
- 238000013517 stratification Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 239000002981 blocking agent Substances 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 239000000806 elastomer Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/046—Bearings
- F04D29/047—Bearings hydrostatic; hydrodynamic
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
- F04D29/14—Shaft sealings operative only when pump is inoperative
- F04D29/146—Shaft sealings operative only when pump is inoperative especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/586—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Rotary Pumps (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH66978A CH626429A5 (en) | 1978-01-23 | 1978-01-23 | Method for enforcing a temperature distribution having isotherms perpendicular to the rotor axis in a centrifugal pump during stand-still |
DE19782803578 DE2803578C2 (de) | 1978-01-23 | 1978-01-27 | Verfahren zum Erzwingen einer bestimmten Temperaturverteilung in einer Pumpe während des Stillstandes |
FR7836367A FR2415217A1 (fr) | 1978-01-23 | 1978-12-26 | Procede destine a imposer une distribution determinee de temperature dans une pompe au repos et pompe pour la mise en oeuvre de ce procede |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH66978A CH626429A5 (en) | 1978-01-23 | 1978-01-23 | Method for enforcing a temperature distribution having isotherms perpendicular to the rotor axis in a centrifugal pump during stand-still |
Publications (1)
Publication Number | Publication Date |
---|---|
CH626429A5 true CH626429A5 (en) | 1981-11-13 |
Family
ID=4192384
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH66978A CH626429A5 (en) | 1978-01-23 | 1978-01-23 | Method for enforcing a temperature distribution having isotherms perpendicular to the rotor axis in a centrifugal pump during stand-still |
Country Status (3)
Country | Link |
---|---|
CH (1) | CH626429A5 (enrdf_load_stackoverflow) |
DE (1) | DE2803578C2 (enrdf_load_stackoverflow) |
FR (1) | FR2415217A1 (enrdf_load_stackoverflow) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8909504D0 (en) * | 1989-04-26 | 1989-06-14 | Weir Pumps Ltd | Pump with seal cooling means |
-
1978
- 1978-01-23 CH CH66978A patent/CH626429A5/de not_active IP Right Cessation
- 1978-01-27 DE DE19782803578 patent/DE2803578C2/de not_active Expired
- 1978-12-26 FR FR7836367A patent/FR2415217A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2415217A1 (fr) | 1979-08-17 |
DE2803578B1 (de) | 1979-07-26 |
DE2803578C2 (de) | 1980-04-10 |
FR2415217B3 (enrdf_load_stackoverflow) | 1981-12-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased | ||
PL | Patent ceased |