JP2021531211A - アクティブ流動制御アクチュエータを使用した、天候、環境、および動作条件に起因する、伝送表面を通した無線ならびに光信号の伝送損失の防止 - Google Patents
アクティブ流動制御アクチュエータを使用した、天候、環境、および動作条件に起因する、伝送表面を通した無線ならびに光信号の伝送損失の防止 Download PDFInfo
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- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/56—Cleaning windscreens, windows or optical devices specially adapted for cleaning other parts or devices than front windows or windscreens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
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- B60S1/46—Cleaning windscreens, windows or optical devices using liquid; Windscreen washers
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- B05B1/02—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape
- B05B1/04—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape in flat form, e.g. fan-like, sheet-like
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- B05B9/002—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour incorporating means for heating or cooling, e.g. the material to be sprayed
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- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/04—Wipers or the like, e.g. scrapers
- B60S1/06—Wipers or the like, e.g. scrapers characterised by the drive
- B60S1/08—Wipers or the like, e.g. scrapers characterised by the drive electrically driven
- B60S1/0818—Wipers or the like, e.g. scrapers characterised by the drive electrically driven including control systems responsive to external conditions, e.g. by detection of moisture, dirt or the like
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- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
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- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/46—Cleaning windscreens, windows or optical devices using liquid; Windscreen washers
- B60S1/48—Liquid supply therefor
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- B60S1/485—Liquid supply therefor the operation of at least part of the liquid supply being controlled by electric means including control systems responsive to external conditions, e.g. by detection of moisture, dirt or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/54—Cleaning windscreens, windows or optical devices using gas, e.g. hot air
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/54—Cleaning windscreens, windows or optical devices using gas, e.g. hot air
- B60S1/548—Cleaning windscreens, windows or optical devices using gas, e.g. hot air according to vehicle movement characteristics, e.g. speed, or climatic conditions, e.g. wind
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- G—PHYSICS
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- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/0006—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means to keep optical surfaces clean, e.g. by preventing or removing dirt, stains, contamination, condensation
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
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- H—ELECTRICITY
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B05B17/06—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S40/00—Safety or protection arrangements of solar heat collectors; Preventing malfunction of solar heat collectors
- F24S40/20—Cleaning; Removing snow
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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- Optics & Photonics (AREA)
- Sustainable Development (AREA)
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
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- Investigating Or Analysing Materials By Optical Means (AREA)
- Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
Abstract
Description
本願は、その全内容が参照することによって組み込まれる、2018年7月27日に出願された、米国仮特許出願第62/711,037号の優先権および利益を主張する。
Claims (18)
- 車両視覚センサの表面を洗浄するためのシステムであって、前記システムは、
車両上に搭載され、流体噴射を前記車両視覚センサの上に指向するように構成される少なくとも1つのアクチュエータを有するセンサ洗浄ユニットと、
前記車両上に搭載され、前記車両に近接する環境センサデータを捕捉するように構成される少なくとも1つの環境センサを有するセンサ洗浄ユニットセンサと、
前記センサ洗浄ユニットセンサから前記環境センサデータを受信し、前記受信された環境データに基づいて、前記センサ洗浄ユニットの少なくとも1つのアクチュエータを制御するための駆動周波数および駆動振幅のうちの少なくとも一方を判定するように構成される洗浄電子制御ユニットと
を備える、システム。 - 前記環境センサは、降水センサ、または、見掛け上の風速および風向を判定するように構成される気流センサのうちの少なくとも一方を含む、請求項1に記載のシステム。
- 前記降水センサは、降水事象の間に雨滴サイズの直径を判定するように構成される、請求項2に記載のシステム。
- 前記洗浄制御ユニットが、0.01mmの雨滴直径サイズのための360Hzから、4mmの雨滴直径サイズのための1,040Hzまでの範囲に及ぶ駆動周波数を設定する、請求項3に記載のシステム。
- 前記アクチュエータは、パルス波変調を使用して動作する、請求項4に記載のシステム。
- 前記センサ洗浄ユニットに接続される水源をさらに備え、
前記洗浄電子制御ユニットは、前記受信される環境データに基づいて、前記センサ洗浄ユニットのアクチュエータとの併用のための前記水源または周囲空気からのいずれかの水の一方を使用することを選定するようにさらに構成される、請求項5に記載のシステム。 - 車両視覚センサの表面を洗浄するためのシステムであって、前記システムは、
車両上に搭載され、流体噴射を前記車両視覚センサの上に指向するように構成される少なくとも1つのアクチュエータを有するセンサ洗浄ユニット
を備える、システム。 - 車両視覚センサから、車両視覚センサ伝送表面を通した伝送信号の妨害の量を示す視覚センサ伝送表面妨害レベルデータを受信するように構成される洗浄電子制御ユニットをさらに備え、
前記洗浄電子制御ユニットは、前記伝送信号の妨害の量が所定の閾値を超過すると、前記センサ洗浄ユニットの少なくとも1つのアクチュエータを制御するための駆動周波数および駆動振幅のうちの少なくとも一方を判定する、請求項6に記載のシステム。 - 車両視覚センサの表面を洗浄するための方法であって、前記方法は、
車両上に搭載されるセンサ洗浄ユニットセンサから前記車両に近接する環境センサデータを捕捉することと、
洗浄電子制御ユニットによって、前記車両上に搭載されるセンサ洗浄ユニットの少なくとも1つのアクチュエータを制御するための駆動周波数および駆動振幅のうちの少なくとも一方を判定することと、
前記センサ洗浄ユニットの少なくとも1つのアクチュエータによって、前記車両視覚センサの表面を洗浄するための流体噴射を発生させることと
を含む、方法。 - 光起電力ソーラーパネルの表面を洗浄するためのシステムであって、前記システムは、
前記光起電力ソーラーパネルの周辺縁上に搭載され、流体噴射を前記光起電力ソーラーパネルの上に指向するように構成される少なくとも1つのアクチュエータを有するセンサ洗浄ユニットと、
前記光起電力ソーラーパネルと関連付けられる制御ユニット、または前記洗浄システムと関連付けられるエネルギー貯蔵測定デバイスから、前記光起電力パネルの妨害を示す電気発生効率データを受信するように構成される洗浄電子制御ユニットと
を備え、
前記洗浄電子制御ユニットは、発生効率量が所定の閾値を下回ると、前記センサ洗浄ユニットの前記少なくとも1つのアクチュエータを制御するための駆動周波数および駆動振幅のうちの少なくとも一方を判定する、システム。 - 前記アクチュエータは、前記流体噴射の温度を制御するために、少なくとも1つの加熱要素を含む、請求項1に記載のシステム。
- 前記アクチュエータは、非使用時に汚染物質が前記アクチュエータに進入することを防止するためにノズルを開放または遮断するための、排水部と、電気的に制御されるノズルカバーとを含む、請求項1に記載のシステム。
- 前記アクチュエータは、前記流体噴射と組み合わせられると水噴霧を発生させる水を供給される、請求項1に記載のシステム。
- 前記アクチュエータは、車両搭載視覚センサの周囲に360度巻着する伝送表面から粒子を除去するために、電動式プレートの上または下に搭載され、さらに、
前記アクチュエータは、これが伝送表面の円周の周囲で回転するにつれて、流体噴射を発生させ、
回転プレートが、これに付着する粒子による視覚阻害を被る前記伝送表面の円周を横断した場所に前記流体噴射を位置付けるために、前記視覚センサ、洗浄システム、または車両システムのうちの1つ以上のものと関連付けられる、電子制御ユニットによって制御される、請求項1に記載のシステム。 - 前記アクチュエータは、視覚センサと統合され、前記流体噴射は、空気力学的、光学的、環境的、または他の目的のために視覚センサを被覆するための湾曲した表面として成形される伝送表面を通して誘導される、請求項1に記載のシステム。
- 前記センサ洗浄ユニットは、2つの流体噴射ノズルをさらに備え、
1つの水ノズルが、水の解放のために前記2つの流体噴射ノズル間に位置し、前記流体噴射ノズルから分注される前記流体噴射が、前記水ノズルからの水と組み合わせられ、水噴霧を発生させるように構成される、請求項1に記載のシステム。 - 前記2つの流体噴射はそれぞれ、各空気噴射が交互に入れ替わる様式で異なる時間において最大振幅に到達するように、異なる電圧振幅で動作される、請求項16に記載のシステム。
- 水が前記水ノズルを通して解放される流率が、側方運動を有する水噴霧を発生させるために、前記2つの流体噴射のピーク電圧振幅と同期化される、請求項17に記載のシステム。
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