ITTO20090598A1 - DEVICE FOR EXTRACTION OF WATER FROM THE SUBSUBLE - Google Patents
DEVICE FOR EXTRACTION OF WATER FROM THE SUBSUBLEInfo
- Publication number
- ITTO20090598A1 ITTO20090598A1 IT000598A ITTO20090598A ITTO20090598A1 IT TO20090598 A1 ITTO20090598 A1 IT TO20090598A1 IT 000598 A IT000598 A IT 000598A IT TO20090598 A ITTO20090598 A IT TO20090598A IT TO20090598 A1 ITTO20090598 A1 IT TO20090598A1
- Authority
- IT
- Italy
- Prior art keywords
- subsuble
- extraction
- water
- Prior art date
Links
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
- F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
- F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/02—Stopping of pumps, or operating valves, on occurrence of unwanted conditions
- F04D15/0209—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid
- F04D15/0218—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid the condition being a liquid level or a lack of liquid supply
- F04D15/0227—Lack of liquid level being detected using a flow transducer
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/02—Stopping of pumps, or operating valves, on occurrence of unwanted conditions
- F04D15/0209—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid
- F04D15/0218—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid the condition being a liquid level or a lack of liquid supply
- F04D15/0236—Lack of liquid level being detected by analysing the parameters of the electric drive, e.g. current or power consumption
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT000598A ITTO20090598A1 (en) | 2009-07-31 | 2009-07-31 | DEVICE FOR EXTRACTION OF WATER FROM THE SUBSUBLE |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT000598A ITTO20090598A1 (en) | 2009-07-31 | 2009-07-31 | DEVICE FOR EXTRACTION OF WATER FROM THE SUBSUBLE |
Publications (1)
Publication Number | Publication Date |
---|---|
ITTO20090598A1 true ITTO20090598A1 (en) | 2011-02-01 |
Family
ID=41728249
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT000598A ITTO20090598A1 (en) | 2009-07-31 | 2009-07-31 | DEVICE FOR EXTRACTION OF WATER FROM THE SUBSUBLE |
Country Status (1)
Country | Link |
---|---|
IT (1) | ITTO20090598A1 (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1062029A (en) * | 1952-06-04 | 1954-04-16 | Fond | Device ensuring automatic restarting in a water lifting installation |
GB2052061A (en) * | 1979-07-04 | 1981-01-21 | Guillemot G | Detector for controlling the operation of a suction pump |
DE3440977A1 (en) * | 1984-11-09 | 1986-05-22 | Loewe Pumpenfabrik GmbH, 2120 Lüneburg | System for automatically switching liquid pumps on and off |
EP1074745A1 (en) * | 1999-08-06 | 2001-02-07 | Eng & Mark s.r.l. | Hydraulic machine with automatic control device attached |
US20080240931A1 (en) * | 2004-02-11 | 2008-10-02 | Carsten Kallesoe | Method for Determining Faults During the Operation of a Pump Unit |
-
2009
- 2009-07-31 IT IT000598A patent/ITTO20090598A1/en unknown
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1062029A (en) * | 1952-06-04 | 1954-04-16 | Fond | Device ensuring automatic restarting in a water lifting installation |
GB2052061A (en) * | 1979-07-04 | 1981-01-21 | Guillemot G | Detector for controlling the operation of a suction pump |
DE3440977A1 (en) * | 1984-11-09 | 1986-05-22 | Loewe Pumpenfabrik GmbH, 2120 Lüneburg | System for automatically switching liquid pumps on and off |
EP1074745A1 (en) * | 1999-08-06 | 2001-02-07 | Eng & Mark s.r.l. | Hydraulic machine with automatic control device attached |
US20080240931A1 (en) * | 2004-02-11 | 2008-10-02 | Carsten Kallesoe | Method for Determining Faults During the Operation of a Pump Unit |
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