EP2474745A3 - Energy efficient hydraulic drive for the linear movement of a heavy body - Google Patents
Energy efficient hydraulic drive for the linear movement of a heavy body Download PDFInfo
- Publication number
- EP2474745A3 EP2474745A3 EP11193675.3A EP11193675A EP2474745A3 EP 2474745 A3 EP2474745 A3 EP 2474745A3 EP 11193675 A EP11193675 A EP 11193675A EP 2474745 A3 EP2474745 A3 EP 2474745A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- cylinder
- control
- mass body
- drive
- drive cylinder
- 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.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/14—Energy-recuperation means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
- F15B1/02—Installations or systems with accumulators
- F15B1/024—Installations or systems with accumulators used as a supplementary power source, e.g. to store energy in idle periods to balance pump load
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
- F15B11/22—Synchronisation of the movement of two or more servomotors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/21—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge
- F15B2211/212—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge the pressure sources being accumulators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/305—Directional control characterised by the type of valves
- F15B2211/3056—Assemblies of multiple valves
- F15B2211/30565—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve
- F15B2211/30575—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve in a Wheatstone Bridge arrangement (also half bridges)
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/305—Directional control characterised by the type of valves
- F15B2211/3056—Assemblies of multiple valves
- F15B2211/30565—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve
- F15B2211/3058—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve having additional valves for interconnecting the fluid chambers of a double-acting actuator, e.g. for regeneration mode or for floating mode
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/305—Directional control characterised by the type of valves
- F15B2211/3056—Assemblies of multiple valves
- F15B2211/3059—Assemblies of multiple valves having multiple valves for multiple output members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
- F15B2211/7051—Linear output members
- F15B2211/7053—Double-acting output members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
- F15B2211/7051—Linear output members
- F15B2211/7053—Double-acting output members
- F15B2211/7054—Having equal piston areas
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
- F15B2211/7107—Multiple output members, e.g. multiple hydraulic motors or cylinders the output members being mechanically linked
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/80—Other types of control related to particular problems or conditions
- F15B2211/85—Control during special operating conditions
- F15B2211/851—Control during special operating conditions during starting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/80—Other types of control related to particular problems or conditions
- F15B2211/85—Control during special operating conditions
- F15B2211/853—Control during special operating conditions during stopping
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/80—Other types of control related to particular problems or conditions
- F15B2211/88—Control measures for saving energy
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
Eine hydraulisch angetriebene Anordnung zum linearen Bewegen eines Massekörpers (10), bestehend aus zwei parallel zueinander geschalteten doppelt wirkenden Arbeitszylindern (11, 12), wobei der eine Arbeitszylinder als Steuerzylinder (11) für die Steuerung der eine Beschleunigungsphase, eine Fahrphase und eine Bremsphase aufweisenden Bewegung des Massekörpors (10) eingerichtet ist und der andere Arbeitszylinder als Antriebszylinder (12) an einen hydraulischen Akkumulator (25) als Energiespeicher angeschlossen ist derart, dass der Akkumulator (25) während der Beschleunigungsphase des Massekörpers (10) die Antriebsenergie für den Antriebszylinder (12) liefert und der Antriebszylinder (12) in der Bremsphase des Massekörpers (10) als Pumpe zum Aufladen des hydraulischen Akkumulators (25) dient, ist dadurch gekennzeichnet, dass Steuerzylinder (11) und Antriebszylinder (12) jeweils einen Kolben (17) mit einseitiger an den Massekörper (10) gekoppelter Kolbenstange (18) aufweisen und dass Steuerzylinder (11) und Antriebszylinder (12) jeweils mittels hydraulisch voneinander getrennter, unabhängiger und jeweils ein Steuerventil (13) bzw. eine drei Steuerkanten (26) bzw. vier Steuerkanten (26) aufweisender Steuerkreise gesteuert sind. A hydraulically driven arrangement for linearly moving a mass body (10) consisting of two double-acting working cylinders (11, 12) connected in parallel, the one working cylinder having as a control cylinder (11) for controlling the acceleration phase, a driving phase and a braking phase Movement of the mass body (10) is arranged and the other working cylinder is connected as a drive cylinder (12) to a hydraulic accumulator (25) as energy storage such that the accumulator (25) during the acceleration phase of the mass body (10) the drive power for the drive cylinder ( 12) and the drive cylinder (12) in the braking phase of the mass body (10) serves as a pump for charging the hydraulic accumulator (25), characterized in that control cylinder (11) and drive cylinder (12) each having a piston (17) one-sided to the mass body (10) coupled to the piston rod (18) and there ss control cylinder (11) and drive cylinder (12) in each case by means of hydraulically separated, independent and each a control valve (13) or a three control edges (26) and four control edges (26) having Direction control circuits are controlled.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE201110008145 DE102011008145B3 (en) | 2011-01-08 | 2011-01-08 | Energy-efficient hydraulic drive for the linear movement of a mass body |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2474745A2 EP2474745A2 (en) | 2012-07-11 |
EP2474745A3 true EP2474745A3 (en) | 2014-04-30 |
Family
ID=45350682
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP11193675.3A Withdrawn EP2474745A3 (en) | 2011-01-08 | 2011-12-15 | Energy efficient hydraulic drive for the linear movement of a heavy body |
Country Status (3)
Country | Link |
---|---|
US (1) | US9021797B2 (en) |
EP (1) | EP2474745A3 (en) |
DE (1) | DE102011008145B3 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5574375B2 (en) * | 2010-06-30 | 2014-08-20 | キャタピラー エス エー アール エル | Energy regeneration control circuit and work machine |
DE102011053230B3 (en) * | 2011-09-02 | 2013-01-31 | Parker Hannifin Manufacturing Germany GmbH & Co. KG | Hydraulically driven arrangement for linear movement of mass element, has valve assembly with three positions, in which discharge of fluid from accumulator, charging of accumulator and free run of piston in third position are enabled |
US10570930B2 (en) | 2011-10-10 | 2020-02-25 | Angus Peter Robson | Accumulator |
EP2766611B1 (en) | 2011-10-10 | 2019-12-04 | Angus Peter Robson | Apparatus with accumulator |
DE102012101120B4 (en) * | 2012-02-14 | 2013-08-22 | Parker Hannifin Manufacturing Germany GmbH & Co. KG | Hydraulically driven arrangement for linear movement of a mass body |
FR3021290B1 (en) * | 2014-05-20 | 2016-05-27 | O S C Offshore Systems Concepts | SYSTEM FOR DRIVING AND GUIDING A ROTATING JOINT |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1280669C (en) * | 1986-06-04 | 1991-02-26 | Ronald Ballantyne | Energy recovery system for press |
WO1993011363A1 (en) * | 1991-12-04 | 1993-06-10 | Hydac Technology Gmbh | Energy recovering device |
US20030213238A1 (en) * | 2002-05-17 | 2003-11-20 | Caterpillar Inc | Hydraulic regeneration system |
DE102008059436B3 (en) * | 2008-11-27 | 2010-01-07 | Parker Hannifin Gmbh & Co. Kg | Hydraulic control valve for controlling double acting working cylinder, has annular channel formed in housing, and recess producing connection of contacts, where dimension of recess is twice larger than another recesse |
WO2010089518A1 (en) * | 2009-02-09 | 2010-08-12 | Manu Lorraine | Hydraulic system for a handling or earthmoving machine with an energy accumulator |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102004032868A1 (en) * | 2004-07-07 | 2006-02-09 | Liebherr-Hydraulikbagger Gmbh | Excavator and machine for material handling |
DE102005017878B3 (en) * | 2005-04-19 | 2006-09-28 | Krauss-Maffei Kunststofftechnik Gmbh | Hydraulic mold locking unit for injection molding machines and presses, has an upper die platen moved by hydraulic cylinders, one with a double-action piston controlled by a proportional valve in the pump system |
US9051944B2 (en) * | 2012-06-15 | 2015-06-09 | Caterpillar Inc. | Hydraulic system and control logic for collection and recovery of energy in a double actuator arrangement |
-
2011
- 2011-01-08 DE DE201110008145 patent/DE102011008145B3/en not_active Expired - Fee Related
- 2011-12-15 EP EP11193675.3A patent/EP2474745A3/en not_active Withdrawn
-
2012
- 2012-01-03 US US13/342,262 patent/US9021797B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1280669C (en) * | 1986-06-04 | 1991-02-26 | Ronald Ballantyne | Energy recovery system for press |
WO1993011363A1 (en) * | 1991-12-04 | 1993-06-10 | Hydac Technology Gmbh | Energy recovering device |
US20030213238A1 (en) * | 2002-05-17 | 2003-11-20 | Caterpillar Inc | Hydraulic regeneration system |
DE102008059436B3 (en) * | 2008-11-27 | 2010-01-07 | Parker Hannifin Gmbh & Co. Kg | Hydraulic control valve for controlling double acting working cylinder, has annular channel formed in housing, and recess producing connection of contacts, where dimension of recess is twice larger than another recesse |
WO2010089518A1 (en) * | 2009-02-09 | 2010-08-12 | Manu Lorraine | Hydraulic system for a handling or earthmoving machine with an energy accumulator |
Also Published As
Publication number | Publication date |
---|---|
EP2474745A2 (en) | 2012-07-11 |
US9021797B2 (en) | 2015-05-05 |
US20120192553A1 (en) | 2012-08-02 |
DE102011008145B3 (en) | 2012-02-02 |
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RIC1 | Information provided on ipc code assigned before grant |
Ipc: F15B 21/14 20060101ALI20140324BHEP Ipc: F15B 1/02 20060101AFI20140324BHEP |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
Effective date: 20141031 |