JP6871932B2 - 弁の油圧作動駆動部を制御するための方法及び装置 - Google Patents
弁の油圧作動駆動部を制御するための方法及び装置 Download PDFInfo
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- 238000000034 method Methods 0.000 title claims description 15
- 238000006073 displacement reaction Methods 0.000 claims description 147
- 239000010720 hydraulic oil Substances 0.000 claims description 27
- 238000005259 measurement Methods 0.000 claims description 10
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 5
- 239000003921 oil Substances 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000009529 body temperature measurement Methods 0.000 description 3
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- 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
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
- F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
- F15B11/042—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the feed line, i.e. "meter in"
- F15B11/0423—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the feed line, i.e. "meter in" by controlling pump output or bypass, other than to maintain constant speed
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
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- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
- F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
- F15B11/042—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the feed line, i.e. "meter in"
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
- F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
- F15B11/044—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the return line, i.e. "meter out"
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
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- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
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- F15B2211/20515—Electric motor
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- F15B2211/00—Circuits for servomotor systems
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- F15B2211/35—Directional control combined with flow control
- F15B2211/351—Flow control by regulating means in feed line, i.e. meter-in control
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- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
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- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/35—Directional control combined with flow control
- F15B2211/353—Flow control by regulating means in return line, i.e. meter-out control
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- 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
- F15B2211/40—Flow control
- F15B2211/405—Flow control characterised by the type of flow control means or valve
- F15B2211/40576—Assemblies of multiple valves
- F15B2211/40584—Assemblies of multiple valves the flow control means arranged in parallel with a check valve
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
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- F15B2211/00—Circuits for servomotor systems
- F15B2211/40—Flow control
- F15B2211/405—Flow control characterised by the type of flow control means or valve
- F15B2211/40576—Assemblies of multiple valves
- F15B2211/40592—Assemblies of multiple valves with multiple valves in parallel flow paths
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
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- F15B2211/00—Circuits for servomotor systems
- F15B2211/40—Flow control
- F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
- F15B2211/41509—Flow control characterised by the connections of the flow control means in the circuit being connected to a pressure source and a directional control valve
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- 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
- F15B2211/40—Flow control
- F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
- F15B2211/41581—Flow control characterised by the connections of the flow control means in the circuit being connected to an output member and a return line
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
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- F15B2211/00—Circuits for servomotor systems
- F15B2211/40—Flow control
- F15B2211/455—Control of flow in the feed line, i.e. meter-in control
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- 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
- F15B2211/40—Flow control
- F15B2211/46—Control of flow in the return line, i.e. meter-out control
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- 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
- F15B2211/60—Circuit components or control therefor
- F15B2211/63—Electronic controllers
- F15B2211/6303—Electronic controllers using input signals
- F15B2211/633—Electronic controllers using input signals representing a state of the prime mover, e.g. torque or rotational speed
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- 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
- F15B2211/60—Circuit components or control therefor
- F15B2211/63—Electronic controllers
- F15B2211/6303—Electronic controllers using input signals
- F15B2211/6336—Electronic controllers using input signals representing a state of the output member, e.g. position, speed or acceleration
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- 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
- F15B2211/60—Circuit components or control therefor
- F15B2211/665—Methods of control using electronic components
- F15B2211/6651—Control of the prime mover, e.g. control of the output torque or rotational speed
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- 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
- F15B2211/7052—Single-acting output members
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- 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
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- 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
- F15B2211/75—Control of speed of the output member
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
- Servomotors (AREA)
Description
低温で高粘度の場合、弁を十分速く動かす、又は変位させることがしばしばできず、高温で低粘度の場合は、しばしば弁の動作があまりに速いため圧力が急上昇し、弁が組み込まれているパイプライン内でいわゆる油圧衝撃が発生することがある。
Claims (11)
- 油圧作動駆動部(1〜3)、特に弁又は制御装置用の油圧作動駆動部を所定の変位量制御する方法であって、
前記油圧作動駆動部の変位の少なくとも一部において変位速度(v’)が、少なくとも2つの測定点における前記変位の距離測定と時間測定の組み合わせによって検出され、前記変位速度の所定の目標値(v)と比較されて、
前記変位速度の実際の値(v’)と前記目標値(v)の間に差異がある場合は、前記油圧作動駆動部(1〜3)の前記変位速度(v’)が前記目標値(v)に適合し、前記油圧作動駆動部(1〜3)が一定の所定変位時間で前記所定の変位量を移動するように前記油圧作動駆動部の制御が変更され、
前記油圧作動駆動部(1〜3)の前記変位速度(v’)が、部分区間(S1からS3)において測定され、前記所定変位時間を満たすために残りの変位経路を移動する時間を計算する根拠として使用される、方法。 - 前記変位の開始時の前記変位速度(v’)が、端部位置(S1)から始まる前記部分区間(S1からS3)において測定される、請求項1に記載の方法。
- 前記油圧作動駆動部(1〜3)の前記変位速度(v’)が継続的に検出されて前記所定の目標値(v)と比較され、前記目標値と前記変位速度の実際の値の間に差異が生じたら、所定の目標変位時間が維持されるように前記油圧作動駆動部の制御が連続的に変更される、請求項1に記載の方法。
- 前記油圧作動駆動部は、ばね荷重式ピストン(1)を有し、
前記ばね荷重式ピストンに作用する油圧が戻り管(10)内の通路断面積を変更することにより制御される、請求項1から3のいずれか一つに記載の方法。 - 前記油圧作動駆動部は、ピストンの両側に作動油の作用を受ける前記ピストン(1)を有し、
圧力を伝達する油圧管(4.4)内の通路断面積を変更することにより前記作動油が制御される、請求項1から4のいずれか一つに記載の方法。 - 電気油圧駆動における前記油圧作動駆動部の前記制御は、前記油圧作動駆動部に作動油を供給するポンプを駆動するモータのモータ回転数の変更、又は前記モータ(M)のオンとオフを切り替えることにより制御される、請求項1又は2に記載の方法。
- 油圧作動駆動部、特に弁の油圧作動駆動部を所定の変位量制御するための装置であって、前記装置は、
油圧シリンダ(2)内のばね(3)によりばね荷重式ピストン(1)と、
供給管(4)を介して前記ばね荷重式ピストン(1)に圧力をかけるための油圧ポンプ(6)と、
戻り管(10)内に設けられて前記戻り管の断面を開放及び閉鎖する少なくとも1つの制御弁(8、9)と、を備え、
前記所定の変位量のための所定変位時間を記憶し前記ばね荷重式ピストンの変位速度(v’)の実際の値と目標変位速度(v)とを比較して制御信号を出力する処理部(11)に接続されて、前記処理部から前記制御信号を出力される制御部(14)によって、前記所定変位時間を満たすように前記戻り管(10)の断面積が制御可能である、前記装置。 - 油圧作動駆動部、特に弁の油圧作動駆動部を所定の変位量制御するための装置であって、前記装置は、
油圧シリンダ(2)内でピストンの両側に作動油の作用を受ける前記ピストン(1)と、
前記ピストン(1)に圧力をかけるための油圧ポンプ(6)と、
前記油圧シリンダ(2)へ通じる油圧管(4.1、4.2)を供給管と戻り管の間で切り替えるための制御弁(15)と、
前記供給管内で圧力源(6、16)と制御弁(15)の間に配置され、バイパス管(4.41)を開放及び閉鎖するための弁(18)が内部に置かれたバイパス管により迂回される絞り弁(17)と、を備え、
前記所定の変位量のための所定変位時間を記憶し前記ピストンの変位速度(v’)の実際の値と目標変位速度(v)とを比較して制御信号を出力する処理部(11)に接続されて、前記処理部から前記制御信号を出力される制御部(14)によって、前記所定変位時間を満たすように前記供給管(4.4)と前記弁(15、18)の通路断面積が制御可能である、前記装置。 - 油圧作動駆動部、特に弁の油圧作動駆動部を制御するための装置であって、
駆動モータ(M)により駆動され、所定の変位量を有する前記油圧作動駆動部のピストン(1)に対して作動油を使って作用する油圧ポンプ(6)を備え、
前記所定の変位量のための所定変位時間を記憶し前記ピストンの変位速度(v’)の実際の値と目標変位速度(v)とを比較して、前記駆動モータ(M)の同期した動作のため又は前記駆動モータ(M)の回転数の変更のために、前記所定変位時間を満たすように制御信号を出力する処理部(11)に接続され、前記処理部から前記制御信号を出力される制御部(14)によって、前記駆動モータ(M)が制御可能である、前記装置。 - 前記油圧作動駆動部の変位速度を検出するために、変位経路の少なくとも部分区間に行程に依存して作動するスイッチ(S1からS4)が備えられる、請求項7から9のいずれか一つに記載の装置。
- 前記油圧作動駆動部の変位はポテンショメータにより検出される、請求項7から9のいずれか一つに記載の装置。
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DE102015119108.3 | 2015-11-06 | ||
DE102015119108.3A DE102015119108A1 (de) | 2015-11-06 | 2015-11-06 | Verfahren und Vorrichtung zum Ansteuern einer hydraulisch betätigten Antriebseinheit einer Armatur |
PCT/EP2016/076543 WO2017076965A1 (de) | 2015-11-06 | 2016-11-03 | Verfahren und vorrichtung zum ansteuern einer hydraulisch betätigten antriebseinheit einer armatur |
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DE102016102387A1 (de) * | 2015-07-31 | 2017-02-02 | Voith Patent Gmbh | Hydraulischer Antrieb zum Ausführen einer linearen Bewegung |
DE102015119108A1 (de) | 2015-11-06 | 2017-05-11 | Pleiger Maschinenbau Gmbh & Co. Kg | Verfahren und Vorrichtung zum Ansteuern einer hydraulisch betätigten Antriebseinheit einer Armatur |
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DE1260255B (de) * | 1965-02-02 | 1968-02-01 | Klein | Hydraulisch mittels Stellmotor betaetigtes Absperrorgan, insbesondere Tankschiffschieber |
SU679952A2 (ru) * | 1978-02-01 | 1979-08-15 | Предприятие П/Я М-5478 | Устройство дл регулировани уровн раздела жидкостей |
US4215844A (en) * | 1978-08-28 | 1980-08-05 | The Babcock & Wilcox Company | Valve actuator system |
JPS55152901A (en) * | 1979-05-16 | 1980-11-28 | Sumitomo Heavy Ind Ltd | Hydraulic control circuit |
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2015
- 2015-11-06 DE DE102015119108.3A patent/DE102015119108A1/de active Pending
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2016
- 2016-11-03 CN CN201680064727.3A patent/CN108368862B/zh active Active
- 2016-11-03 US US15/773,842 patent/US10731675B2/en active Active
- 2016-11-03 CA CA3003222A patent/CA3003222C/en active Active
- 2016-11-03 KR KR1020187013779A patent/KR102676165B1/ko active IP Right Grant
- 2016-11-03 MY MYPI2018701750A patent/MY194646A/en unknown
- 2016-11-03 JP JP2018541541A patent/JP6871932B2/ja active Active
- 2016-11-03 EP EP16791569.3A patent/EP3371466A1/de active Pending
- 2016-11-03 WO PCT/EP2016/076543 patent/WO2017076965A1/de active Application Filing
- 2016-11-03 SG SG11201803761QA patent/SG11201803761QA/en unknown
- 2016-11-03 RU RU2018120596A patent/RU2731353C2/ru active
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Also Published As
Publication number | Publication date |
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CN108368862B (zh) | 2021-02-09 |
SG11201803761QA (en) | 2018-06-28 |
RU2018120596A3 (ja) | 2020-02-19 |
EP3371466A1 (de) | 2018-09-12 |
US20180328386A1 (en) | 2018-11-15 |
CA3003222C (en) | 2024-05-14 |
US10731675B2 (en) | 2020-08-04 |
UA124832C2 (uk) | 2021-12-01 |
JP2018532969A (ja) | 2018-11-08 |
DE102015119108A1 (de) | 2017-05-11 |
WO2017076965A1 (de) | 2017-05-11 |
RU2018120596A (ru) | 2019-12-09 |
KR20180071305A (ko) | 2018-06-27 |
RU2731353C2 (ru) | 2020-09-01 |
MY194646A (en) | 2022-12-09 |
CN108368862A (zh) | 2018-08-03 |
KR102676165B1 (ko) | 2024-06-17 |
CA3003222A1 (en) | 2017-05-11 |
HK1252647A1 (zh) | 2019-05-31 |
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