[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

EP3691950B1 - Dispositif d'écoulement et procédé de commande et/ou de réglage d'une contrepression dans un dispositif pneumatique de transport de sable pour un véhicule ferroviaire et dispositif de transport de sable doté d'un dispositif d'écoulement - Google Patents

Dispositif d'écoulement et procédé de commande et/ou de réglage d'une contrepression dans un dispositif pneumatique de transport de sable pour un véhicule ferroviaire et dispositif de transport de sable doté d'un dispositif d'écoulement Download PDF

Info

Publication number
EP3691950B1
EP3691950B1 EP18783396.7A EP18783396A EP3691950B1 EP 3691950 B1 EP3691950 B1 EP 3691950B1 EP 18783396 A EP18783396 A EP 18783396A EP 3691950 B1 EP3691950 B1 EP 3691950B1
Authority
EP
European Patent Office
Prior art keywords
conveying
sand
pressure
flow
counter
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.)
Active
Application number
EP18783396.7A
Other languages
German (de)
English (en)
Other versions
EP3691950A1 (fr
Inventor
Martin Schmid
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Knorr Bremse Systeme fuer Schienenfahrzeuge GmbH
Original Assignee
Knorr Bremse Systeme fuer Schienenfahrzeuge GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Knorr Bremse Systeme fuer Schienenfahrzeuge GmbH filed Critical Knorr Bremse Systeme fuer Schienenfahrzeuge GmbH
Priority to PL18783396T priority Critical patent/PL3691950T3/pl
Publication of EP3691950A1 publication Critical patent/EP3691950A1/fr
Application granted granted Critical
Publication of EP3691950B1 publication Critical patent/EP3691950B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61C—LOCOMOTIVES; MOTOR RAILCARS
    • B61C15/00—Maintaining or augmenting the starting or braking power by auxiliary devices and measures; Preventing wheel slippage; Controlling distribution of tractive effort between driving wheels
    • B61C15/08—Preventing wheel slippage
    • B61C15/10—Preventing wheel slippage by depositing sand or like friction increasing materials
    • B61C15/102—Preventing wheel slippage by depositing sand or like friction increasing materials with sanding equipment of mechanical or fluid type, e.g. by means of steam

Definitions

  • the present approach relates to a flow device for controlling and / or adjusting a counterpressure in a pneumatic sand conveyor device for a rail vehicle, a method for controlling and / or adjusting a counterpressure in a pneumatic sand conveyor device for a rail vehicle and a sand conveyor device with a flow device.
  • a conveyed amount of sand is varied via a conveying air mass flow and a sanding pipe of the sand conveying device is emptied by means of a blow-out device with channels pointing in the flow direction of the sand.
  • the object of the present approach is an improved flow device for controlling and / or setting a back pressure in a pneumatic sand conveying device for a rail vehicle, an improved method for controlling a back pressure in a pneumatic sand conveying device for a rail vehicle and a sand conveying device with an improved flow device to accomplish.
  • a conveyed sand mass flow can advantageously be set in a sand conveying device and / or controlled or regulated by varying a counterpressure. At least part of a conveying channel device or a complete sanding pipe of the sand conveying device can also be emptied quickly and easily by the flow device.
  • a flow device for controlling a counterpressure in a pneumatic sand conveying device for a rail vehicle has at least one conveying channel device and at least one controllable counterpressure device.
  • the conveying channel device is designed to convey sand.
  • the conveying channel device can be a sanding pipe or a section of a sanding pipe of the sand conveying device.
  • the controllable counterpressure device is coupled to the conveying channel device and arranged and / or shaped to counter pressure counter to and / or perpendicular to a conveying direction of the sand conveyed in the conveying channel device or opposite and / or perpendicular to an intended conveying direction of the sand conveyable in the conveying channel device to create.
  • the tubular conveying channel device can form an interface at one end and a further interface at an end opposite the end.
  • the interface can be arranged facing a compressed air connection of the sand conveying device and, for example, be fluidically connected to a vacuum chamber or mixing chamber of the sand conveying device.
  • the further interface arranged opposite the interface can be arranged facing an exit of the sand conveying device through which the sand leaves the sand conveying device.
  • the controllable counterpressure device can accordingly be arranged and / or shaped to generate the counterpressure in the direction of the compressed air connection and thus against the conveying direction of the conveyed or conveyable sand in the conveying channel device generated by the compressed air connection.
  • the controllable counterpressure device can have at least one injection device for blowing air into the conveying channel device in order to generate the counterpressure.
  • the injection device can be designed to inject the air in an injection direction which has at least one component opposite or perpendicular to the conveying direction or the intended conveying direction in order to generate the counterpressure.
  • Such an injection device can generate a suitable and controllable counter pressure by blowing in the air.
  • the controllable counter-pressure device for guiding the air counter to or perpendicular to the conveying direction or the intended conveying direction can have at least one first nozzle unit which is arranged between the injection device and the conveying channel device and fluidly connects the injection device to the conveying channel device.
  • This first nozzle unit can be shaped, for example, as an essentially straight connecting pipe. If the first nozzle unit is arranged transversely to the conveying channel device, this enables air to flow into the conveying channel device counter to the conveying direction of the sand. If the first nozzle unit is arranged perpendicular to the conveying channel device, this enables air to flow into the conveying channel device perpendicular to the conveying direction of the sand.
  • the controllable counterpressure device can have at least one second nozzle unit, in particular wherein the second nozzle unit can be connected to the injection device and / or a further injection device.
  • the second nozzle unit can also be arranged transversely to the conveyor channel device, in particular perpendicular to the conveyor channel device.
  • the second nozzle unit can be fluidically connected to the conveyor channel device on a side of the conveyor channel device opposite the first nozzle unit.
  • controllable counterpressure device also has at least one third nozzle unit which is fluidically connected to the conveying channel device, this can enable an even higher counterpressure.
  • the third nozzle unit can in particular be arranged between the first nozzle unit and the second nozzle unit and / or be connected to the injection device or an additional injection device.
  • controllable counterpressure device can also have at least one pinch valve which is designed to generate the counterpressure by changing the cross section of the conveying channel device.
  • a pinch valve can also generate the counterpressure in a quickly and easily controllable manner.
  • the controllable counterpressure device can advantageously be designed to generate the counterpressure in response to a sensor signal.
  • the controllable counterpressure device can be designed to generate the counterpressure in response to the sensor signal of an air mass flow sensor and / or a pressure sensor.
  • This air mass flow sensor and / or the pressure sensor can be arranged in the area of a sand container of the sand conveying device.
  • the sensor signal of the air mass flow sensor can represent a volume flow measured in the area of a sand container.
  • the sensor signal of the pressure sensor can represent a pressure loss detected in the area of the sand container.
  • a sand conveying device has a flow device which is implemented in an embodiment presented here.
  • the sand conveying device can be a pneumatic sand conveying device which is designed to be received in a rail vehicle.
  • a sand conveying device presented here can serve as a replacement for known sand conveying devices, the one presented here Sand conveying device realized the advantages of the flow device thanks to the flow device.
  • a computer program product or computer program with program code which can be stored on a machine-readable carrier or storage medium such as a semiconductor memory, a hard disk memory or an optical memory and is used to carry out, implement and / or control the steps of the method, is also advantageous, in particular if the Program product or program running on a computer or device.
  • an exemplary embodiment comprises a “and / or” link between a first feature and a second feature, this is to be read in such a way that the exemplary embodiment according to one embodiment includes both the first feature and the second feature and, according to a further embodiment, either only the has the first feature or only the second feature.
  • Fig. 1 shows a schematic cross-sectional illustration of a rail vehicle 100 with a sand conveyor device 105 with a flow device 110 for controlling and / or setting a counterpressure 115 in the sand conveyor device 105 according to an embodiment.
  • the sand conveying device 105 is designed as a pneumatic sand conveying device 105 and is arranged in the rail vehicle 100.
  • the flow device 110 is part of the sand conveying device 105 and is designed to counter and / or counter pressure 115 in the pneumatic sand conveying device 100 by means of a controllable counter pressure device perpendicular to a conveying direction of the sand conveyed in the flow device 110 or opposite and / or perpendicular to an intended conveying direction of the sand conveyable in the flow device 110.
  • Fig. 2 shows a schematic cross-sectional illustration of a sand conveyor device 105 with a flow device 110 according to an embodiment. This can be an exemplary embodiment of the on the basis of Fig. 1 act described sand conveyor 105.
  • the flow device 110 has at least one conveying channel device 200 and the controllable counterpressure device 205.
  • the conveying channel device 200 is shaped to convey sand 210.
  • the controllable counterpressure device 205 is coupled to the conveying channel device 200 and arranged and / or shaped in order to counter or, according to an alternative embodiment, be perpendicular to the conveying direction 215 of the sand 210 conveyed in the conveying channel device 200 or opposite and / or perpendicular to an intended conveying direction 215 of the in the conveying channel device 200 conveyable sand 210 to generate the counter pressure 115.
  • the sand conveying device 105 has a compressed air connection 220, a pressure adjustment screw 225, a propulsion nozzle 230, a vacuum chamber 235, suction channels 240, a sand container 250, an adapter 255, a Laval nozzle 260 and supply air channels 265.
  • Compressed air is blown into the pneumatic sand conveying device 105 via the compressed air connection 220.
  • a pressure can be set via the pressure setting screw 225.
  • the compressed air then flows through the drive nozzle 230 into the negative pressure chamber 235, whereby the sand 210 is sucked out of the sand container 250 or the adapter 255 via the suction channels 240 due to the Venturi effect or the negative pressure forming in the negative pressure chamber 235.
  • the sand 210 is via the optional Laval nozzle 260, which increases a flow rate, downwards via the conveying channel device 200, which also acts as a transport line can be referred to, transported away.
  • Pressure equalization can take place via the supply air ducts 265, that is to say the air drawn in through the intake ducts 240 flows in via the supply air ducts 265. The direction of flow of the air is in the Fig. 2 indicated with arrows.
  • a counter pressure can be understood to mean a pressure that is generated by a counter air flow, that is to say by an air flow that is directed against the main air flow.
  • the counter air flow can lead to a decrease in the pressure or the volume flow of the main air flow.
  • the back pressure can be that pressure in a conveying channel device 200 in FIG. 1 which is made up of the pressure generated by a nozzle 230 and the pressure generated by a nozzle unit 280.
  • the flow device 110 is arranged on an underside of the sand conveying device 105 in an operationally ready state of the sand conveying device 105 shown here.
  • the tubular conveying channel device 200 forms an interface at one end and a further interface 270 at an end opposite the end.
  • the interface is arranged facing the compressed air connection 220 of the sand conveying device 105 and is fluidically connected to it.
  • the further interface 270 arranged opposite the interface is arranged facing an exit of the sand conveying device 105, through which the sand 210 leaves the sand conveying device 105.
  • the controllable counterpressure device 205 is accordingly arranged and shaped to generate the counterpressure 115 in the direction of the compressed air connection 220 and thus against the conveying direction 215 of the conveyed or conveyable sand 210 in the conveying channel device 200 generated by the compressed air connection 220.
  • the controllable counterpressure device 205 has at least one blowing device 275 for blowing air into the conveying channel device 200, wherein the blowing device 275 is designed to blow the air in a blowing direction that opposes at least one component and / or according to an alternative exemplary embodiment perpendicular to the conveying direction 215 or the intended conveying direction 215 in order to generate the counter pressure 115.
  • controllable counter-pressure device 205 for guiding the air has at least one first nozzle unit 280, which is arranged between the injection device 275 and the conveying channel device 200 and fluidly connects the injection device 275 to the conveying channel device 200.
  • controllable counterpressure device 205 optionally has a second nozzle unit 285, in particular the second nozzle unit 285 being connected to the injection device 275.
  • the nozzle units 280, 285 are arranged transversely to the conveying channel device 200.
  • one of the nozzle units 280, 285 or both nozzle units 280, 285 is arranged perpendicular to the conveying channel device 200.
  • the second nozzle unit 285 is fluidically connected to the conveyor channel device 200 on a side of the conveyor channel device 200 opposite the first nozzle unit 280.
  • the counterpressure can be generated by a spring pressure of a spring or a valve which is coupled to the nozzle unit 280, 285, for example fluidically coupled.
  • the spring pressure can be generated here, for example, by a spring of a pressure reducing valve in combination with a compressed air generator.
  • controllable counterpressure device 205 additionally or alternatively to the injection device 275 and the nozzle units 280, 285 have at least one pinch valve which is designed to generate the counter pressure 115 by changing the cross section of the conveying channel device 200.
  • the controllable counterpressure device 205 is designed to generate the counterpressure 115 in response to a sensor signal. According to this exemplary embodiment, the controllable counterpressure device 205 is designed to generate the counterpressure 115 in response to the sensor signal of an air mass flow sensor and / or a pressure sensor.
  • the flow device 110 presented here advantageously enables pneumatic control of a sand conveyor in the form of the sand conveyor device 105 by varying the counter pressure 115.
  • the flow device 110 presented here advantageously enables a change in the conveyed amount of sand 210 by generating the counter pressure 115.
  • no special blow-out devices are advantageously necessary in order to completely empty a sanding pipe of the sand conveying device 105.
  • a pressure in the negative pressure chamber 235 which can also be referred to as a mixing chamber, and thus an amount of from the environment can flow through the air sucked into the sand container 250, which is decisive for the sand conveyance, can be varied. In this way, the conveyed sand mass flow can ultimately be controlled. This sand mass flow can thus also be reduced to a complete standstill.
  • the conveying air flows at supersonic speed from the motive nozzle 230, which can also be referred to as a conveying nozzle, into the vacuum chamber 235.
  • This can in particular also be used to empty the adjoining pipe system. Physically, this is based on the fact that the system pressure within the negative pressure chamber 235 is increased by varying the counter pressure 115. In addition to the above-described increase in back pressure by blowing in air, this can also be done by other controllable devices, e.g. B. at least one of the pinch valves already mentioned can be achieved. Since the air mass flow sucked in from the environment through the sand container 250 is also measured, directly via a volume flow meter and / or indirectly z. B. via a resulting pressure loss, a closed control system is created.
  • the variation of the pressure in the negative pressure chamber 235 can be achieved particularly effectively if the air is blown in opposite to the conveying direction 215 as in this exemplary embodiment or perpendicularly in accordance with the alternative exemplary embodiment.
  • Fig. 3 shows a schematic side view of a flow device 110 according to an embodiment. This can be an embodiment of the based on one of the Figures 1 to 2 act described flow devices 110, with the difference that in Fig. 3 an injection pointing perpendicularly or at least almost perpendicularly to the conveying direction 215 is shown.
  • the nozzle units 280, 285 are arranged perpendicular or at least almost perpendicular to the conveying channel device 200.
  • Fig. 4 shows a schematic side view of a flow device 110 according to an embodiment.
  • This can be an embodiment of the based on one of the Figures 1 to 2 act described flow devices 110, with the difference that the controllable counter pressure device according to this embodiment has a third nozzle unit 400 which is fluidly connected to the conveying channel device 200, in particular wherein the third nozzle unit 400 is arranged between the first nozzle unit 280 and the second nozzle unit 285 and is connected to the injection device.
  • FIG. 5 shows a flowchart of a method 500 for controlling and / or setting a counter pressure in a pneumatic sand conveying device for a rail vehicle according to an exemplary embodiment. This can be a method 500 that can be executed and / or controlled by one of the flow devices described with reference to the preceding figures.
  • the method 500 has at least one step 505 of providing and one step 510 of generating.
  • a conveying channel device for conveying sand and a controllable counter-pressure device coupled to the conveying channel device are provided.
  • a counter pressure is generated by the controllable counter pressure device counter to and / or perpendicular to a conveying direction of the sand conveyed in the conveying channel device or counter to and / or perpendicular to an intended conveying direction of the sand conveyable in the conveying channel device.

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Air Transport Of Granular Materials (AREA)
  • Jet Pumps And Other Pumps (AREA)

Claims (14)

  1. Dispositif (110) d'écoulement pour commander et/ou régler une contre-pression (115) dans une installation (106) pneumatique de transport de sable pour un véhicule (100) ferroviaire, le dispositif (110) d'écoulement ayant au moins les caractéristiques suivantes :
    - un dispositif (200) de transport par canalisation pour transporter du sable (210) ;
    - au moins un dispositif (205) de contre-pression qui peut être commandé, qui est adjoint au dispositif (200) de transport par canalisation et qui est disposé et/ou conformé pour produire la contre-pression (115) dans le sens contraire et/ou perpendiculairement à un sens (215) de transport du sable (210) transporté dans le dispositif (200) de transport par canalisation ou dans le sens contraire et/ou perpendiculairement à un sens (215) envisagé de transport du sable (210) pouvant être transporté dans le dispositif (200) de transport par canalisation.
  2. Dispositif (110) d'écoulement suivant la revendication 1, dans lequel le dispositif (205) de contre-pression, qui peut être commandé, a au moins un dispositif (275) d'insufflation pour insuffler de l'air dans le dispositif (200) de transport par canalisation, le dispositif (275) d'insufflation étant constitué pour insuffler l'air dans une direction d'insufflation qui a au moins une composante contraire au sens (215) de transport ou au sens (215) envisagé de transport, afin de produire la contre-pression (115).
  3. Dispositif (110) d'écoulement, suivant la revendication 2, dans lequel le dispositif (205) de contre-pression, qui peut être commandé, a, pour conduire l'air, au moins une première unité (280) à buse, qui est disposée entre le dispositif (275) d'insufflation et le dispositif (200) de transport par canalisation et qui met en communication fluidique le dispositif (175) d'insufflation avec le dispositif (200) de transport par canalisation.
  4. Dispositif (110) d'écoulement suivant la revendication 3, dans lequel la première unité (280) à buse est disposée transversalement au dispositif (200) de transport par canalisation.
  5. Dispositif (110) d'écoulement suivant l'une des revendications 3 à 4, dans lequel la première unité (280) à buse est disposée perpendiculairement au dispositif (200) de transport par canalisation.
  6. Dispositif (110) d'écoulement suivant l'une des revendications 3 à 5, dans lequel le dispositif (205) de contre-pression, qui peut être commandé, a au moins une deuxième unité (285) à buse, dans lequel notamment la deuxième unité (285) à buse communique avec le dispositif (275) d'insufflation.
  7. Dispositif (110) d'écoulement suivant la revendication 6, dans lequel la deuxième unité (285) à buse communique uniquement avec le dispositif (200) de transport par canalisation d'un côté du dispositif (200) de transport par canalisation opposé à la première unité (280) à buse.
  8. Dispositif (110) d'écoulement suivant la revendication 7, dans lequel le dispositif (205) de contre-pression, qui peut être commandé, a au moins une troisième unité (400) à buse, qui communique physiquement avec le dispositif (200) de transport par canalisation, dans lequel notamment la troisième unité (400) à buse est disposée entre la première unité (280) à buse et la deuxième unité (285) à buse et/ou communique avec le dispositif (275) d'insufflation.
  9. Dispositif (110) d'écoulement suivant l'une des revendications précédentes, dans lequel le dispositif (205) de contre-pression, qui peut être commandé, a au moins une soupape à pression, qui est constitué pour produire une contre-pression (115) par une modification de la section transversale du dispositif (200) de transport par canalisation.
  10. Dispositif (110) d'écoulement suivant l'une des revendications précédentes, dans lequel le dispositif (205) de contre-pression, qui peut être commandé, est constitué pour produire la contre-pression (115) en réaction à un signal de capteur.
  11. Dispositif (110) d'écoulement suivant la revendication 10, dans lequel le dispositif (205) de contre-pression, qui peut être commandé, est constitué pour produire la contre-pression (115) en réaction au signal d'un capteur de courant massique d'air ou d'un capteur de pression.
  12. Installation (105) de transport de sable, comprenant un dispositif (110) d'écoulement suivant l'une des revendications précédentes.
  13. Procédé (500) pour commander et/ou régler une contre-pression (115) dans une installation (105) pneumatique de transport de sable pour un véhicule (100) ferroviaire, dans lequel le procédé (500) a au moins l'espace suivant :
    - on se procure (505) un dispositif (200) de transport par canalisation pour transporter du sable (210) et un dispositif (205) de contre-pression, qui peut être commandé et qui peut être adjoint au dispositif (200) de transport par canalisation ;
    - on produit (510) une contre-pression (115) en insufflant par le dispositif (205) de contre-pression, qui peut être commandé, de l'air dans le sens contraire et/ou perpendiculairement à un sens (215) de transport du sable (210) transporté dans le dispositif (200) de transport par canalisation, ou dans le sens contraire et/ou perpendiculairement à un sens (215) envisagé de transport du sable (210) pouvant être transporté dans le dispositif (200) de transport par canalisation.
  14. Programme d'ordinateur qui est conçu pour exécuter et/ou commander le procédé (500) suivant la revendication 13.
EP18783396.7A 2017-10-02 2018-10-01 Dispositif d'écoulement et procédé de commande et/ou de réglage d'une contrepression dans un dispositif pneumatique de transport de sable pour un véhicule ferroviaire et dispositif de transport de sable doté d'un dispositif d'écoulement Active EP3691950B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL18783396T PL3691950T3 (pl) 2017-10-02 2018-10-01 Urządzenie przepływowe do sterowania przeciwciśnieniem i/lub nastawiania przeciwciśnienia w pneumatycznym urządzeniu podajnikowym piasku dla pojazdu szynowego i urządzenie podajnikowe piasku z urządzeniem przepływowym

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017122859.4A DE102017122859B3 (de) 2017-10-02 2017-10-02 Strömungseinrichtung und Verfahren zum Steuern und/oder Einstellen eines Gegendrucks in einer pneumatischen Sandfördervorrichtung für ein Schienenfahrzeug und Sandfördervorrichtung mit einer Strömungseinrichtung
PCT/EP2018/076568 WO2019068598A1 (fr) 2017-10-02 2018-10-01 Dispositif d'écoulement et procédé de commande et/ou de réglage d'une contrepression dans un dispositif pneumatique de transport de sable pour un véhicule ferroviaire et dispositif de transport de sable doté d'un dispositif d'écoulement

Publications (2)

Publication Number Publication Date
EP3691950A1 EP3691950A1 (fr) 2020-08-12
EP3691950B1 true EP3691950B1 (fr) 2021-09-01

Family

ID=63112669

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18783396.7A Active EP3691950B1 (fr) 2017-10-02 2018-10-01 Dispositif d'écoulement et procédé de commande et/ou de réglage d'une contrepression dans un dispositif pneumatique de transport de sable pour un véhicule ferroviaire et dispositif de transport de sable doté d'un dispositif d'écoulement

Country Status (5)

Country Link
EP (1) EP3691950B1 (fr)
DE (1) DE102017122859B3 (fr)
ES (1) ES2898764T3 (fr)
PL (1) PL3691950T3 (fr)
WO (1) WO2019068598A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020203182A1 (de) 2020-03-12 2021-09-16 Siemens Mobility GmbH Anordnung zur Erhöhung des Kraftschlussbeiwerts bei einem Schienenfahrzeug

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3410409A1 (de) * 1984-03-21 1985-09-26 Knorr-Bremse GmbH, 8000 München Sandungsvorrichtung fuer schienenfahrzeuge
DE19737984A1 (de) * 1997-08-30 1999-03-04 Duewag Ag Einfüllsystem zum Befüllen eines Sandvorratsbehälters innerhalb eines Fahrzeuges, insbesondere eines Schienenfahrzeuges
US20140151460A1 (en) * 2012-12-02 2014-06-05 General Electric Company System and method for maintaining sensor performance
DE202013000635U1 (de) 2013-01-23 2013-04-22 Bernd Federhen Druckluftbetriebene Sandstreueinrichtung für Schienenfahrzeuge
DE102013016167A1 (de) * 2013-09-30 2015-04-02 Knorr-Bremse Systeme für Schienenfahrzeuge GmbH Sandungsvorrichtung für ein Schienenfahrzeug und Verfahren zum Bereitstellen von Sand für ein Schienenfahrzeug
DE202014004632U1 (de) 2014-06-10 2014-08-29 Klein Anlagenbau Ag Streueinrichtung für das Ausbringen von Schüttgut, insbesondere von Bremssand, an schienengebundenen Fahrzeugen

Also Published As

Publication number Publication date
EP3691950A1 (fr) 2020-08-12
ES2898764T3 (es) 2022-03-08
PL3691950T3 (pl) 2022-01-17
WO2019068598A1 (fr) 2019-04-11
DE102017122859B3 (de) 2018-08-30

Similar Documents

Publication Publication Date Title
EP1816095B1 (fr) Dispositif de transport pneumatique de matières pulvérulentes
EP1958899B1 (fr) Dispositif d'alimentation de fluide
EP1295822A1 (fr) Procédé et dispositif de transport pneumatique
AT516916B1 (de) Dosieranlage für eine Sandungsanlage eines Schienenfahrzeugs
DE3128807A1 (de) "pneumatisches foerdersystem fuer teilchenmaterial"
DE202007018809U1 (de) Pulversprühbeschichtungsvorrichtung und Beschichtungspulver-Fördervorrichtung dafür
DE102013007705B4 (de) Vorrichtung und Verfahren zum Betreiben einer pneumatischen Förderanlage im Dichtstrom mittels gesteuerter Überström-Ventile
EP3691950B1 (fr) Dispositif d'écoulement et procédé de commande et/ou de réglage d'une contrepression dans un dispositif pneumatique de transport de sable pour un véhicule ferroviaire et dispositif de transport de sable doté d'un dispositif d'écoulement
EP3691951B1 (fr) Dispositif d'écoulement et procédé de commande et/ou de réglage d'une pression dans un dispositif pneumatique de transport sable pour un véhicule ferroviaire et dispositif de transport de sable doté d'un dispositif d'écoulement
DE102017203939A1 (de) Legestempel
WO1982000132A1 (fr) Procede et dispositif pour transporter pneumatiquement une matiere
DE102013004634A1 (de) Pneumatische Förderanlage
EP3108732B1 (fr) Dispositif pour transporter granulaire sur une surface agricole avec pression de refoulement réduite
DE102007048520A1 (de) Sprühbeschichtungspulver-Fördervorrichtung und Pulversprühbeschichtungsvorrichtung
DE102014103971A1 (de) Vorrichtung zum Fördern von granularem Material
EP2462819B1 (fr) Agencement de réglage pour une machine de fabrication de cigarettes et procédé de réglage du transport de la matière de remplissage de cigarettes
EP3568279A1 (fr) Fabrication additive avec transport de matières transportées par surpression
DE10349871B4 (de) Verfahren und Einrichtung zur Versorgung von mehreren pneumatischen Förder-Anlagen mit Fördergas unter Druck
EP2394777A1 (fr) Dispositif destiné à la séparation de pièces
EP1748008B1 (fr) Dispositif de transport pneumatique et/ou l'ajout des matières en vrac ou liquides
DE19755733A1 (de) Verfahren zum hydraulischen Fördern eines Schüttgutes
DE102023200069A1 (de) Modulares Partikelaustragungssystem
DE202004013138U1 (de) Luftverteiler für eine mit Druckluft betriebene Pulverfördereinheit einer Pulverbeschichtungsvorrichtung
DE102010025726A1 (de) Biogasanlagenfermenter
DE102018130067A1 (de) Verfahren zur Messung und Regelung von technischen Gasströmungen, Vorrichtung zur Messung und Regelung von technischen Gasströmungen

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: UNKNOWN

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20200504

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

RIN1 Information on inventor provided before grant (corrected)

Inventor name: SCHMID, MARTIN

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20210331

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

Ref country code: AT

Ref legal event code: REF

Ref document number: 1425936

Country of ref document: AT

Kind code of ref document: T

Effective date: 20210915

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 502018006892

Country of ref document: DE

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: GERMAN

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG9D

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20210901

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210901

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210901

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210901

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210901

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20211201

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20211201

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210901

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210901

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20211202

REG Reference to a national code

Ref country code: ES

Ref legal event code: FG2A

Ref document number: 2898764

Country of ref document: ES

Kind code of ref document: T3

Effective date: 20220308

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220101

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210901

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210901

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210901

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220103

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210901

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210901

Ref country code: AL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210901

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 502018006892

Country of ref document: DE

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20211031

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210901

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20211001

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210901

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20211031

26N No opposition filed

Effective date: 20220602

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210901

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20211001

P01 Opt-out of the competence of the unified patent court (upc) registered

Effective date: 20230523

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210901

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20181001

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: TR

Payment date: 20230919

Year of fee payment: 6

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20231025

Year of fee payment: 6

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: ES

Payment date: 20231117

Year of fee payment: 6

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: IT

Payment date: 20231031

Year of fee payment: 6

Ref country code: FR

Payment date: 20231023

Year of fee payment: 6

Ref country code: DE

Payment date: 20231018

Year of fee payment: 6

Ref country code: CH

Payment date: 20231102

Year of fee payment: 6

Ref country code: AT

Payment date: 20231019

Year of fee payment: 6

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210901

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210901

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: CZ

Payment date: 20240912

Year of fee payment: 7

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: PL

Payment date: 20240910

Year of fee payment: 7