CN105221396A - For running the method for hydrostatic machine - Google Patents
For running the method for hydrostatic machine Download PDFInfo
- Publication number
- CN105221396A CN105221396A CN201510353240.4A CN201510353240A CN105221396A CN 105221396 A CN105221396 A CN 105221396A CN 201510353240 A CN201510353240 A CN 201510353240A CN 105221396 A CN105221396 A CN 105221396A
- Authority
- CN
- China
- Prior art keywords
- driving mechanism
- hydrostatic machine
- machine
- hydrostatic
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
- F04B1/26—Control
- F04B1/30—Control of machines or pumps with rotary cylinder blocks
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
- F04B1/26—Control
- F04B1/30—Control of machines or pumps with rotary cylinder blocks
- F04B1/306—Control of machines or pumps with rotary cylinder blocks by turning the swash plate, e.g. with fixed inclination
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
- F04B1/26—Control
- F04B1/30—Control of machines or pumps with rotary cylinder blocks
- F04B1/32—Control of machines or pumps with rotary cylinder blocks by varying the relative positions of a swash plate and a cylinder block
- F04B1/324—Control of machines or pumps with rotary cylinder blocks by varying the relative positions of a swash plate and a cylinder block by changing the inclination of the swash plate
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/002—Hydraulic systems to change the pump delivery
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/12—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by varying the length of stroke of the working members
- F04B49/123—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by varying the length of stroke of the working members by changing the eccentricity of one element relative to another element
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B2201/00—Pump parameters
- F04B2201/12—Parameters of driving or driven means
- F04B2201/1204—Position of a rotating inclined plate
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B2201/00—Pump parameters
- F04B2201/12—Parameters of driving or driven means
- F04B2201/1204—Position of a rotating inclined plate
- F04B2201/12041—Angular position
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Hydraulic Motors (AREA)
Abstract
The present invention relates to a kind of method for running the hydrostatic machine (11,12) with driving mechanism.In order to improve the usefulness of the hydrostatic machine with driving mechanism, described driving mechanism is located and/or is remained in the position state of a torque optimization.
Description
Technical field
The present invention relates to a kind of method for running the hydrostatic machine with driving mechanism.The present invention relates to a kind of hydrostatic machine with driving mechanism in addition.The present invention relates to a kind of fluid pressure drive device, especially the hydraulic hybrid drive unit with at least one this type of hydrostatic machine in addition.
Background technique
As it is disclosed in German open source literature DE102012215392A1, hydrostatic machine is such as implemented to hydrostatic axial piston machine.Disclosed axial piston machine comprises a driving mechanism, and described driving mechanism has a live axle and a cylinder cylinder be connected in anti-relative rotation with this live axle.
Summary of the invention
Task of the present invention is to improve the usefulness of the hydrostatic machine with driving mechanism.
In the method for running the hydrostatic machine with driving mechanism, this task solves in the following manner, and namely described driving mechanism is located and/or remained in the position state of a torque optimization.The position state of described torque optimization refers to such position state of described driving mechanism, when described hydrostatic machine is as motor operation, can provide an operational peak torque in this state.When described hydrostatic machine is as pump operation, then the position state of described torque optimization refers to such position state, in this state, is minimum for the torque needed for driven pump.In the operation of described hydrostatic machine, at least one driving mechanism parts rotates relative to another parts of described hydrostatic machine.Relatively rotate based on this, the torque of described hydrostatic machine is always unequal.Theoretical unshapeliness degree for there is the axial piston machine of seven or nine pistons (
) be such as 1 to 3 percentage.In the research implemented in framework of the present invention, measure rotation nonuniformity in axial piston machine (
) produce value in fact obviously larger for unshapeliness degree.Therefore, such as in the axial piston machine with nine pistons, the actual unshapeliness degree of about 10 percentages is measured.According to of the present invention one main aspect, optimizing from state of rest, that is rotating speed is the startup marginal condition of zero hydrostatic machine out.Maximum operational torque can be utilized thus when hydrostatic machine is used as oil hydraulic motor.Can reduce to be used for driving required torque-demand when hydrostatic machine is used as oil hydraulic pump.For driving the torque as the hydrostatic machine of oil hydraulic pump such as can be provided by an electric motor, the rotating speed of described electric motor is changeable, preferably adjustable.
The feature of a preferred embodiment of this method is, detects the driving mechanism position of rotation in the operation of described hydrostatic machine.Rotating speed in a traditional internal combustion motor can be similar to like this or like this to detect the driving mechanism position of described rotation.
The feature of another preferred embodiment of this method is, considers the driving mechanism position of the described rotation detected of described hydrostatic machine in motor control.This provide such advantage, described hydrostatic machine can automatically always be located with mode in a simple form or be remained in the position state of described torque optimization.
The feature of another preferred embodiment of this method is, uses an existing vehicle brake, to be remained on by described driving mechanism in the position state of described torque optimization.Can such as just the described driving mechanism of described hydrostatic machine state of rest not long ago use described existing vehicle brake so that make described driving mechanism remain on described torque optimize position state in.Use existing vehicle brake to provide such advantage, the structure consumes using method according to the present invention to produce can be kept for very lowly.
In the hydrostatic machine with driving mechanism, above-mentioned task alternatively or extraly solves in the following manner, is described driving mechanism and distributes an encoder and a sensor device.Rotating speed and/or the state of described driving mechanism can be detected thus in a simple form in the operation of hydrostatic machine with mode.
The feature of a preferred embodiment of described hydrostatic machine is, described encoder comprises tool teeth portion jaggy.Described breach is utilized to mark with mode in a simple form or to emphasize the determination portion position on rotating driving mechanism parts.
The feature of another preferred embodiment of described hydrostatic machine is, for described driving mechanism distributes a braking device.Utilize this braking device that the described driving mechanism of described hydrostatic machine can be made in a simple form to remain in the position state of described torque optimization with mode.Described braking device is such as implemented to disk type braker.In order to realize this object, for rotary type driving mechanism parts assembling one can be clamped in the break between brake shoe.Described braking device can combine with described encoder and/or sensor device.For this purpose, the dish of described disk type braker such as can be provided with described encoder.Described sensor device can be integrated in a brake calipers fixed.
The feature of another preferred embodiment of described hydrostatic machine is, described hydrostatic machine is implemented to axial piston machine.Described axial piston machine can have an a constant propelling movement volume constant propelling movement stroke in other words.But the described propelling movement volume of described axial piston machine in other words described propelling movement stroke also can be adjustable.One has axial piston machine that adjustable propelling movement volume pushes stroke in other words is also referred to as and regulates pump or governor motor.
In addition, the present invention relates to a kind of fluid pressure drive device, especially hydraulic hybrid drive unit, it has at least one aforesaid hydrostatic machine, and described hydrostatic machine especially can run according to preceding method and especially run according to preceding method in other words.Described fluid pressure drive device, especially hydraulic hybrid drive unit advantageously comprise the hydrostatic machine that two are also referred to as hydrostatic mechanism (Hydrostaten).One hydraulic accumulator is advantageously connected in the outlet of hydrostatic mechanism described in one or more.
The feature of a preferred embodiment of described fluid pressure drive device is, described braking device is so connected with described sensor device according to control, and described driving mechanism is remained in the position state of described torque optimization.For this purpose, advantageously not only described braking device but also all suitable with one control apparatus of described sensor device are connected.According to another aspect of the present invention, described sensor device also can combine with described braking device.
From following description, draw other advantage, characteristic sum details of the present invention, with reference to accompanying drawing, different embodiments is described one by one in described description.
Accompanying drawing explanation
It illustrates:
Fig. 1 is a simplification diagram with a hydraulic hybrid drivetrain of the Motor Vehicle of two hydrostatic machines;
Fig. 2 is one according to two embodiments of the present invention, the hydrostatic machine being implemented as axial piston machine with an encoder apparatus; With
Fig. 3 is the simplification diagram of the described encoder apparatus in Fig. 2.
Embodiment
Show the hydraulic hybrid drivetrain 1 that has the Motor Vehicle of a driven wheel 2 in fig. 1 simplifiedly.Described driven wheel 2 is such as connected in described hydraulic hybrid drivetrain 1 according to driving by a differential mechanism 3.Described hydraulic hybrid drivetrain 1 comprises one-level drive unit 4, and described one-level drive unit such as has the internal-combustion engine 6 also referred to as internal combustion motor.Described wheel 2 can drive only by described one-level drive unit 4.
Described hydraulic hybrid drivetrain 1 comprises secondary drive device 10 in addition.Described secondary drive device 10 comprises the first hydraulic press 11 and the second hydraulic press 12.Described two hydraulic presses 11 are also referred to as hydrostatic machine with 12 and are hydraulically connected with a low voltage side 13 at inlet side.Described low voltage side 13 comprises the low pressure storage 14 that has hydraulic medium, and described hydraulic medium has been loaded low pressure.
Described hydraulic press 11 is hydraulically connected with a high pressure side 16 at outlet side with 12.Described high pressure side 16 comprises the high pressure accumulator 17 that has hydraulic medium, and described hydraulic medium has been loaded high pressure.Mark control valve unit by six rectangles 18 altogether, described control valve unit can realize the operation of the described secondary drive device 10 with described two hydraulic presses 11 and 12.
One speed changer 20 is connected between described one-level drive unit 4 and described secondary drive device 10.Described transmission device 20 is implemented to the planetary transmission that has hollow wheels 30, sun gear 32 and several rows star-wheel 34.Described planet wheel 34 is installed in rotation on a planet stent 35.
First axle 21 is connected with described planet stent 35 in anti-relative rotation by a gear stage.Described first axle 21 its in FIG right side end be connected with described differential mechanism 3 in anti-relative rotation by another gear stage.
Second axle 22 is connected with the described hollow wheels 30 of described planetary transmission 20 in anti-relative rotation.Described second axle 22 can be connected with described one-level drive unit 4 according to driving.3rd axle 23 is connected with the described sun gear 32 of described planetary transmission 20 in anti-relative rotation.
One coupling device and/or synchronizer 27 are connected between described second hydraulic press 12 of described secondary drive device 10 and the described spider gear 3 with described driven wheel 2 according to driving on the output side.At this, such as, in order to illustrate additional function, reverse gear and other speed changer level can be connected to described coupling device and/or between synchronizer 27 and described spider gear 3.
Described hydraulic hybrid drivetrain 1 refers to the drivetrain of a mechanical hydraulic-pressure type branched power.According to the difference of operating point, the power of described hydraulic hybrid drivetrain 1 by the described one-level drive unit 4 also referred to as mechanical actuation device or can be guided by the described secondary drive device 10 also referred to as fluid pressure drive device.In addition, also can simultaneously by these two drive units 4,10 in other words system branch guide described power.May occur such running state, wherein, each system unit is nonactivated or must be deactivated.
Only also be referred to as hydrostatic mechanism by the hydraulic press 11 and 12 symbolically illustrated and be preferably implemented to axial piston machine in FIG.The 26S Proteasome Structure and Function of this axial piston machine is set forth hereinafter.
Hydrostatic axial piston machine is an axial piston pump and has one to be arranged in driving mechanism 101 in a housing 102 shown in figure 2.In order to be encased in described housing 102 by described driving mechanism 101, described housing 102 at one end place of portion is opened wide.After described driving mechanism 101 is assemblied in described housing 102, described in the end that opens wide closed by a lid 103.Unshowned pipe joint is arranged at described lid 103 place.
Described driving mechanism 101 has a live axle 104 and a cylinder cylinder 105 be connected in anti-relative rotation with this live axle.Described cylinder cylinder 105 is together arranged in described housing 102 rotationally with described live axle 104.
For this reason, described live axle 104 is rotatably supported in the first supporting member 106 in an end portion of described housing 102.Arrange the second supporting member 107 in the reverse end of described live axle 104, described second supporting member is arranged in described lid 103.Described live axle 104 utilizes an end 108 to pass the side of described first supporting member 106 and described housing 102.
Construct in described cylinder cylinder 105 multiple circumference circle on equally distributed cylinder holes 109.In each cylinder holes 109, axially movably can arrange a working piston 110.
Described working piston 110 is connected with piston shoes 111 by a ball-joint joint 112 movingly in the end that it stretches out from described cylinder holes 109.The described piston shoes 111 of described working piston 110 utilize a slip surface be supported on a swash plate 114 one smooth, on the rolling surface 113 of grinding.
Described swash plate 114 is configured to a swing basket, and described swing basket is arranged in a spherical supporting member rotationally.When described live axle 104 rotates, described cylinder cylinder 105 also rotated based on anti-connection in relative rotation.Described piston shoes 111 to be supported on the described rolling surface 113 of described swash plate 114 at this and to force described working piston 110 in stroke motion.
In order to stop described piston shoes 111 to lift from the described rolling surface 113 of described swash plate 114 during intake stroke, arranging one and to pull back plate 115.Described plate 115 of pulling back is followed the tilt angle of described swash plate 114 and is bearing in a spherical supporting member 116.
In order to make described cylinder holes 109 be connected momently with the pipeline of a hydrostatic circuit, be provided with a control panel 117.Orecontrolling factor opening 118,119 in described control panel 117, cylinder holes 119 alternately controls open communication with these between cylinder cylinder 105 on-stream period.
In order to make described cylinder cylinder 105 keep sealing paste to lean against on described control panel 117 at side 109 place that passes into of described cylinder holes 109, a Compress Spring 120 is set in the inside of described cylinder cylinder 105.Described Compress Spring 120 is supported on described cylinder cylinder 105 place in side, in described cylinder cylinder, a guard ring is used as the first spring support.Second spring support is built on described live axle 104 on the opposite side of described Compress Spring 120.
In order to the swept volume adjusting axial piston pump arranges a regulating device 121.Described regulating device 121 has an adjustment cylinder 122 be fixedly arranged with housing, in described adjustment cylinder, is parallel to the rotation axis of described live axle 104, axially movably can arranges a regulating piston 123.
The end 140 towards described swash plate 114 of described regulating piston 123 is configured to spherical by arching and abuts on the described rolling surface 113 of described swash plate 114.Described adjustment cylinder 122 is loaded by a hydraulic pressure, thus an adjustment force is applied on described swash plate 114 by described regulating piston 123, to adjust the slope of this swash plate relative to the described rotation axis 126 of described live axle 104.
Described regulating device 121 has a respective cylinder 124 be fixedly arranged with housing in addition, in described respective cylinder, is parallel to the rotation axis 126 of described live axle 104, axially movably can arranges and answer piston 125 for a pair.The end 141 towards described swash plate 114 of described corresponding piston 125 is configured to spherical and abuts on the described rolling surface 113 of described swash plate 114 to arching equally.
Cylinder 122 and respective cylinder 124 is regulated just relatively to arrange opposed to each other about described rotation axis 126.
Have and loaded by a hydraulic pressure equally relative to the corresponding piston 125 of a smaller cross-sectional area of described regulating piston 123, thus the relatively described swash plate 114 of described corresponding piston 125 is loaded.In addition, described corresponding piston 125 is yet loaded by the relatively described swash plate 114 of the Compress Spring 127 of a pretension, and this Compress Spring surrounds described respective cylinder 124 and described corresponding piston 125 at certain intervals.
Axial piston machine is such as the hydrostatic mechanism 11 of one-level in Fig. 1 shown in figure 2.Described live axle 104 and described cylinder cylinder 105 are a machine element respectively, and this machine element is rotatable relative to described housing 102, and described housing is the second machine element.
Show one by an annulus 41 to attach troops to a unit in the encoder apparatus of described live axle 104.Show one by an annulus 42 to attach troops to a unit in the encoder apparatus of described cylinder cylinder 105.
Show one in figure 3 simplifiedly in fig. 2 only by the encoder apparatus 50 that annulus 41 and 42 shows.Described encoder apparatus 50 comprises a gear ring 51 on described first machine element.Described gear ring 51 such as can be arranged on described live axle 104 or described cylinder cylinder 105 place.A breach 52 in described gear ring 51 can realize illustrating that the relation of position state is optimized in the torque with described axial piston machine.
When the described gear ring 51 with breach 52 rotates along the direction of arrow 53, so a sensor device 55 can be utilized to detect the corresponding rotating speed of described breach 52 and/or position.Preferably described sensor device 55 is utilized to detect rotating speed and/or the position of the described breach 52 of described gear ring 51 non-contactly.
Described gear ring 51 can directly be installed on described first machine element.Described gear ring 51 also can be arranged on one and attach troops to a unit on the gear of described first machine element.Described gear also can be arranged in the outside of described hydrostatic machine.Use described encoder apparatus 50 to make described hydrostatic machine within the passive time, namely can be placed in state of rest in the position state of a torque optimization.
Shown a braking device respectively by a rectangle 61,62 in fig. 2, described braking device is attached troops to a unit in the described driving mechanism 101 of described hydrostatic piston engine.Described braking device 61 is attached troops to a unit in the described live axle 104 of described driving mechanism 101.Described braking device 62 is attached troops to a unit in the described cylinder cylinder 105 of described driving mechanism 101.Replace the braking device that described braking device 61 and 62 can use one (unshowned) vehicle interior.
The described driving mechanism 101 of the described hydrostatic axial piston machine in Fig. 2 can be made to remain on mode in a simple form in the position state of a torque optimization by braking device 61,62.When described driving mechanism 101, especially described live axle 104 or described cylinder cylinder 105 only also rotate with a less rotating speed, just preferably use described braking device 61,62.Utilize described braking device 61,62 can by described driving mechanism 101 halted state not long ago simply and effectively remain on described torque optimize position state in.
Claims (10)
1. for running the method with the hydrostatic machine (11,12) of driving mechanism (101), it is characterized in that, described driving mechanism (101) is located and/or is remained in the position state of a torque optimization.
2. in accordance with the method for claim 1, it is characterized in that, in the operation of described hydrostatic machine (11,12), detect the driving mechanism position of rotation.
3. according to method in any one of the preceding claims wherein, it is characterized in that, in motor control, consider the driving mechanism position of the described rotation detected of described hydrostatic machine (11,12).
4. according to method in any one of the preceding claims wherein, it is characterized in that, use an existing vehicle brake, described driving mechanism (101) is remained in the position state of described torque optimization.
5. there is the hydrostatic machine (11,12) of driving mechanism (101), it is characterized in that, for described driving mechanism (101) distributes an encoder (51,52) and a sensor device (55).
6. according to hydrostatic machine according to claim 5, it is characterized in that, described encoder comprises the teeth portion (51) that has breach (52).
7. according to the hydrostatic machine described in claim 5 or 6, it is characterized in that, for described driving mechanism (101) distributes a braking device (61,62).
8. according to the hydrostatic machine according to any one of claim 5 to 7, it is characterized in that, described hydrostatic machine (11,12) is implemented to axial piston machine.
9. fluid pressure drive device, especially hydraulic hybrid drive unit, it has at least one according to the hydrostatic machine (11,12) according to any one of claim 5 to 7, and described hydrostatic machine is especially run in other words according to running according to the method according to any one of Claims 1-4.
10. according to fluid pressure drive device according to claim 9, especially hydraulic hybrid drive unit, it is characterized in that, described braking device (61,62) is so connected with described sensor device (55) according to control, and described driving mechanism (101) is remained in the position state of described torque optimization.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102014212205.8 | 2014-06-25 | ||
| DE102014212205.8A DE102014212205A1 (en) | 2014-06-25 | 2014-06-25 | Method of operating a hydrostatic machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105221396A true CN105221396A (en) | 2016-01-06 |
Family
ID=54839652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510353240.4A Pending CN105221396A (en) | 2014-06-25 | 2015-06-24 | For running the method for hydrostatic machine |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105221396A (en) |
| DE (1) | DE102014212205A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102018214481A1 (en) * | 2018-08-28 | 2020-03-05 | Robert Bosch Gmbh | Hydrostatic displacement machine |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110166752A1 (en) * | 2010-01-05 | 2011-07-07 | Dix Peter J | Method for estimating and controlling driveline torque in a continuously variable hydro-mechanical transmission |
| CN102161313A (en) * | 2010-02-18 | 2011-08-24 | 波克兰液压工业设备公司 | Hydraulic transmission apparatus making quick positive clutching/declutching possible |
| CN102245941A (en) * | 2008-12-17 | 2011-11-16 | 株式会社小松制作所 | Control device for hydrostatic transmission vehicle |
| CN102782321A (en) * | 2010-03-05 | 2012-11-14 | 罗伯特·博世有限公司 | Control device and method for controlling a torque of a drive shaft of a hydrostatic machine |
| WO2013074430A1 (en) * | 2011-11-14 | 2013-05-23 | Cnh America Llc | Hydro-mechanical continuously variable transmission for producing high torque output |
| CN103261678A (en) * | 2010-12-23 | 2013-08-21 | 罗伯特·博世有限公司 | Hydrostatic piston engine having brake device |
| DE102012215392A1 (en) * | 2012-08-30 | 2014-05-28 | Robert Bosch Gmbh | Hydrostatic axial piston machine, has control piston adjusting inclination angle of tread with respect to axis of rotation of drum under action of force, where facing end of control piston is acted upon contacting area of swash plate |
-
2014
- 2014-06-25 DE DE102014212205.8A patent/DE102014212205A1/en not_active Withdrawn
-
2015
- 2015-06-24 CN CN201510353240.4A patent/CN105221396A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102245941A (en) * | 2008-12-17 | 2011-11-16 | 株式会社小松制作所 | Control device for hydrostatic transmission vehicle |
| US20110166752A1 (en) * | 2010-01-05 | 2011-07-07 | Dix Peter J | Method for estimating and controlling driveline torque in a continuously variable hydro-mechanical transmission |
| CN102161313A (en) * | 2010-02-18 | 2011-08-24 | 波克兰液压工业设备公司 | Hydraulic transmission apparatus making quick positive clutching/declutching possible |
| CN102782321A (en) * | 2010-03-05 | 2012-11-14 | 罗伯特·博世有限公司 | Control device and method for controlling a torque of a drive shaft of a hydrostatic machine |
| CN103261678A (en) * | 2010-12-23 | 2013-08-21 | 罗伯特·博世有限公司 | Hydrostatic piston engine having brake device |
| WO2013074430A1 (en) * | 2011-11-14 | 2013-05-23 | Cnh America Llc | Hydro-mechanical continuously variable transmission for producing high torque output |
| DE102012215392A1 (en) * | 2012-08-30 | 2014-05-28 | Robert Bosch Gmbh | Hydrostatic axial piston machine, has control piston adjusting inclination angle of tread with respect to axis of rotation of drum under action of force, where facing end of control piston is acted upon contacting area of swash plate |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102014212205A1 (en) | 2015-12-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103097759B (en) | Wet type braking device | |
| US2518578A (en) | Hydraulic pump and motor transmission with motor displacement responsive to motor speed and fluid pressure | |
| US20130180809A1 (en) | Wet brake device | |
| CN105393017A (en) | Electrohydraulic actuator | |
| US8215430B2 (en) | Wheel end with integrated motor assembly | |
| US6837141B1 (en) | Polyphase hydraulic drive system | |
| US8950942B2 (en) | Eccentric bearing | |
| US20170152929A1 (en) | Micro-traction drive unit, hydraulic transmission and hydraulic device | |
| GB1594506A (en) | Piston pumps | |
| US20100144476A1 (en) | Hydrostatic Regenerative Braking Transmission For Motor Vehicles | |
| US6260653B1 (en) | Hydrostatic motor unit | |
| CN105221396A (en) | For running the method for hydrostatic machine | |
| CN107110250B (en) | Method for adjusting the actual pressure of the clutch of motor vehicle | |
| RU2662609C2 (en) | Vehicle with a hydrostatic transmission containing acting as the differential coupling | |
| US8402761B2 (en) | Step-less hydrostatic gear box for rotary movement SLGB | |
| CN104006028B (en) | hydrostatic actuator | |
| US9506541B2 (en) | Eccentric bearing | |
| CN107091305A (en) | Planetary transmission for electric automobile | |
| US20140060317A1 (en) | Axial Piston Machine Having an Inclined-Axis Construction | |
| CN204226184U (en) | ATF pump | |
| US4407401A (en) | Hydrostatic coupling | |
| CN104088973B (en) | A kind of buncher of gear drive Hydraulic Adjustable Speed | |
| RU2286495C1 (en) | Friction toroidal variator | |
| EP3187733A1 (en) | Hydraulic positive displacement machine | |
| US8870463B2 (en) | Eccentric bearing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160106 |
|
| WD01 | Invention patent application deemed withdrawn after publication |