JP6539346B2 - サスペンション装置 - Google Patents
サスペンション装置 Download PDFInfo
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- JP6539346B2 JP6539346B2 JP2017526276A JP2017526276A JP6539346B2 JP 6539346 B2 JP6539346 B2 JP 6539346B2 JP 2017526276 A JP2017526276 A JP 2017526276A JP 2017526276 A JP2017526276 A JP 2017526276A JP 6539346 B2 JP6539346 B2 JP 6539346B2
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- 239000000725 suspension Substances 0.000 title claims description 97
- 238000001514 detection method Methods 0.000 claims description 55
- 238000011144 upstream manufacturing Methods 0.000 claims description 22
- 239000012530 fluid Substances 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 34
- 230000008569 process Effects 0.000 description 34
- 238000012545 processing Methods 0.000 description 11
- 238000003860 storage Methods 0.000 description 8
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- 238000002955 isolation Methods 0.000 description 3
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Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
- B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
- B60G17/018—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the use of a specific signal treatment or control method
- B60G17/0185—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the use of a specific signal treatment or control method for failure detection
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
- B60G17/02—Spring characteristics, e.g. mechanical springs and mechanical adjusting means
- B60G17/04—Spring characteristics, e.g. mechanical springs and mechanical adjusting means fluid spring characteristics
- B60G17/052—Pneumatic spring characteristics
- B60G17/0523—Regulating distributors or valves for pneumatic springs
- B60G17/0525—Height adjusting or levelling valves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
- G06F11/0706—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment
- G06F11/0736—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment in functional embedded systems, i.e. in a data processing system designed as a combination of hardware and software dedicated to performing a certain function
- G06F11/0739—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation the processing taking place on a specific hardware platform or in a specific software environment in functional embedded systems, i.e. in a data processing system designed as a combination of hardware and software dedicated to performing a certain function in a data processing system embedded in automotive or aircraft systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
- B60G2400/25—Stroke; Height; Displacement
- B60G2400/252—Stroke; Height; Displacement vertical
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
- B60G2400/50—Pressure
- B60G2400/51—Pressure in suspension unit
- B60G2400/512—Pressure in suspension unit in spring
- B60G2400/5122—Fluid spring
- B60G2400/51222—Pneumatic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2500/00—Indexing codes relating to the regulated action or device
- B60G2500/30—Height or ground clearance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2800/00—Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
- B60G2800/80—Detection or control after a system or component failure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2800/00—Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
- B60G2800/80—Detection or control after a system or component failure
- B60G2800/802—Diagnostics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/02—Ensuring safety in case of control system failures, e.g. by diagnosing, circumventing or fixing failures
- B60W50/0205—Diagnosing or detecting failures; Failure detection models
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Theoretical Computer Science (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Vehicle Body Suspensions (AREA)
Description
Claims (5)
- サスペンション装置であって、該サスペンション装置は、
車両に設けられるバッテリと、
前記バッテリからの電力供給により動作する油空圧ポンプと、
前記バッテリと前記油空圧ポンプの間を接続するリレーと、
前記車両の複数の車輪に設けられる油空圧サスペンション本体と、
前記油空圧ポンプと前記油空圧サスペンション本体の間に設けられる給排気弁と、
前記油空圧ポンプの吐出側の作動流体を排出する排気弁と、
前記油空圧ポンプの吐出側の作動流体の圧力を検出する圧力検出手段と、
前記リレーに駆動信号を出力するリレー駆動手段と、
前記リレーの駆動電圧を検出する電圧検出手段と、
前記車両の挙動を検出する車両挙動検出手段と、
制御装置とを備え、
前記制御装置は、前記電圧検出手段による電圧値と前記圧力検出手段による圧力値とに基づいて、
前記電圧値が天絡、地絡または断線状態を含む通常ではない電圧値を示したとき、前記圧力値が上昇するか否かに応じて、前記リレーの駆動信号の天絡および地絡のうち少なくともいずれか一方を断線とは区別して検出する故障判定手段を有することを特徴とするサスペンション装置。 - 請求項1に記載のサスペンション装置において、
前記リレー駆動手段と前記電圧検出手段は、前記リレーの下流側に接続され、
前記故障判定手段は、前記リレーの駆動信号の断線と地絡とを区別して検出してなるサスペンション装置。 - 請求項1に記載のサスペンション装置において、
前記リレー駆動手段と前記電圧検出手段は、前記リレーの上流側に接続され、
前記故障判定手段は、前記リレーの駆動信号の断線と天絡とを区別して検出してなるサスペンション装置。 - 請求項1ないし3のいずれか1項に記載のサスペンション装置において、
前記制御装置は、前記故障判定手段が断線を検出したときには、前記車両の車高を下降させる制御を行ってなるサスペンション装置。 - 請求項1に記載のサスペンション装置において、
前記故障判定手段は、前記リレーの駆動信号の地絡と断線とを区別する制御を開始する前に、前記油空圧ポンプの吐出側の圧力値を低下させることを特徴とするサスペンション装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015131334 | 2015-06-30 | ||
JP2015131334 | 2015-06-30 | ||
PCT/JP2016/067762 WO2017002617A1 (ja) | 2015-06-30 | 2016-06-15 | サスペンション装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2017002617A1 JPWO2017002617A1 (ja) | 2018-04-12 |
JP6539346B2 true JP6539346B2 (ja) | 2019-07-03 |
Family
ID=57608724
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017526276A Active JP6539346B2 (ja) | 2015-06-30 | 2016-06-15 | サスペンション装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10603973B2 (ja) |
JP (1) | JP6539346B2 (ja) |
CN (1) | CN107709059B (ja) |
DE (1) | DE112016002980B4 (ja) |
WO (1) | WO2017002617A1 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6466300B2 (ja) * | 2015-09-25 | 2019-02-06 | 日立オートモティブシステムズ株式会社 | エアサスペンションシステム |
WO2017170253A1 (ja) * | 2016-03-29 | 2017-10-05 | 日立オートモティブシステムズ株式会社 | 車高調整装置 |
JP6929155B2 (ja) * | 2017-07-26 | 2021-09-01 | Kyb株式会社 | 駆動回路の異常診断装置 |
CN110103657A (zh) * | 2019-03-21 | 2019-08-09 | 清科智能悬架系统(苏州)有限公司 | 一种双向空气压缩机的控制方法 |
US11865887B2 (en) | 2021-10-12 | 2024-01-09 | DRiV Automotive Inc. | Suspension system with incremental roll and pitch stiffness control |
US11919355B2 (en) * | 2021-10-12 | 2024-03-05 | DRiV Automotive Inc. | Valve diagnostic systems and methods |
US11904841B2 (en) | 2021-10-12 | 2024-02-20 | DRiV Automotive Inc. | Suspension system integration with advanced driver assistance system |
US11912092B2 (en) * | 2021-10-12 | 2024-02-27 | DRiV Automotive Inc. | Suspension leak check systems and methods |
US11938772B2 (en) | 2021-10-12 | 2024-03-26 | DRiV Automotive Inc. | System for grading filling of a hydraulic suspension system |
US11865889B2 (en) | 2021-10-12 | 2024-01-09 | DRiV Automotive Inc. | Suspension system with comfort valves between cross-over hydraulic circuits |
Family Cites Families (25)
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-
2016
- 2016-06-15 WO PCT/JP2016/067762 patent/WO2017002617A1/ja active Application Filing
- 2016-06-15 US US15/740,583 patent/US10603973B2/en active Active
- 2016-06-15 CN CN201680038829.8A patent/CN107709059B/zh active Active
- 2016-06-15 DE DE112016002980.2T patent/DE112016002980B4/de active Active
- 2016-06-15 JP JP2017526276A patent/JP6539346B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
WO2017002617A1 (ja) | 2017-01-05 |
CN107709059B (zh) | 2020-08-28 |
US20180194188A1 (en) | 2018-07-12 |
JPWO2017002617A1 (ja) | 2018-04-12 |
DE112016002980T5 (de) | 2018-03-29 |
DE112016002980B4 (de) | 2021-12-16 |
CN107709059A (zh) | 2018-02-16 |
US10603973B2 (en) | 2020-03-31 |
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