JP6386589B2 - 湿度測定装置 - Google Patents
湿度測定装置 Download PDFInfo
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- F02D41/14—Introducing closed-loop corrections
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1493—Details
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- F02D41/2425—Particular ways of programming the data
- F02D41/2429—Methods of calibrating or learning
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- F02D41/2448—Prohibition of learning
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- F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
- F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
- F02D41/2425—Particular ways of programming the data
- F02D41/2429—Methods of calibrating or learning
- F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
- F02D41/2474—Characteristics of sensors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/10373—Sensors for intake systems
- F02M35/10393—Sensors for intake systems for characterising a multi-component mixture, e.g. for the composition such as humidity, density or viscosity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
- F02D41/26—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
- F02D41/28—Interface circuits
- F02D2041/281—Interface circuits between sensors and control unit
- F02D2041/285—Interface circuits between sensors and control unit the sensor having a signal processing unit external to the engine control unit
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/04—Engine intake system parameters
- F02D2200/0402—Engine intake system parameters the parameter being determined by using a model of the engine intake or its components
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/04—Engine intake system parameters
- F02D2200/0414—Air temperature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/04—Engine intake system parameters
- F02D2200/0418—Air humidity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/04—Introducing corrections for particular operating conditions
- F02D41/042—Introducing corrections for particular operating conditions for stopping the engine
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
- F02D41/26—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
- F02D41/28—Interface circuits
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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Description
本発明の実施例1について、図1から図10を用いて説明する。
図1、図2(a)、図2(b)、図3に示すように、実施例1における湿度測定装置20は、ハウジング支持部11と、ネジ穴12と、コネクタ13と、ハウジング14と、カバー15と、主空気通路1を流れる吸入空気の一部を取り込むメインバイパス16と、ハウジング14とカバー15により形成されるサブバイパス17と、発熱素子30と、温度測定素子31Aと、相対湿度測定素子32Aと、湿度測定装置制御素子21を有する。
境雰囲気の相対湿度[%RH]、Tempは被測定環境雰囲気の温度[℃]、Pressは被測定環境雰囲気の大気圧[Pa]である。
精度よく測定できる湿度値(高湿側)[%RH]である。
本発明の実施例2について図11を用いて説明する。尚、実施例1と同様の構成については説明を省略する。
本発明の実施例3について図12(a)と図12(b)を用いて説明する。尚、実施例1及び実施例2と同様の構成については説明を省略する。
21 湿度測定装置制御素子
22 要求処理部
23 リモート制御受理部
24 ローカル制御開始判定部
25 診断処理部
26 診断開始判断部
27 診断部
28 診断継続判断部
29 発熱装置駆動部
30 発熱素子
31 温度
31A 温度測定素子
31B 温度信号処理部
31C 温度出力部
32 相対湿度
32A 相対湿度測定素子
32B 相対湿度信号処理部
32C 相対湿度出力部
33 絶対水分量
33B 絶対水分量算出部
33C 絶対水分量出力部
34 診断結果
34A 診断結果送出部
35 診断結果反映部
36 制御装置
37 リモート制御要求部
40 特性悪化時の出力特性
40A 第一の測定点
40B 第二の測定点
50 診断可能温湿度範囲
50’ 診断可能温湿度範囲
51A 高温領域
51B 低温領域
51C 高湿領域
51D 低湿領域
60 湿り空気線図
Claims (8)
- 被測定環境雰囲気の気体を加熱制御する前の気体温度と気体湿度、及び、加熱制御した気体温度と気体湿度を用いて自己診断を行う診断処理部を有する湿度測定装置であって、
前記診断処理部は、
前記被測定環境雰囲気の交換状態と該被測定環境雰囲気の気体を加熱制御する前の気体温度と気体湿度に基づいて前記自己診断を開始可能か否かを判断する診断開始判断部と、
前記自己診断中に、前記加熱制御した気体温度と気体湿度に基づいて前記自己診断を継続可能か否かを判断する診断継続判断部と、
前記診断継続判断部により前記自己診断を継続可能であると判断された場合に、前記加熱制御する前の気体温度と気体湿度を用いて絶対水分量を算出し、前記加熱制御した気体温度と前記絶対水分量とを用いて相対湿度の推定値を算出し、前記加熱制御する前の気体湿度と、前記推定値との差分から特性悪化量を算出する診断部と、を有しており、
前記診断処理部から前記診断部で算出された特性悪化量を用いて、前記加熱制御された気体湿度を補正する診断結果反映部を有することを特徴とする湿度測定装置。 - 前記診断開始判断部は、前記加熱制御する前の気体温度と気体湿度が予め設定された範囲内のときに前記自己診断を開始可能であると判断し、
前記診断継続判断部は、前記加熱制御した気体温度と気体湿度が予め設定された範囲内のときに前記自己診断を継続可能であると判断することを特徴とする請求項1に記載の湿度測定装置。 - 自己によるローカル制御要求もしくは他の装置によるリモート制御要求に基づき前記診断処理部に対して前記自己診断の制御要求を行う制御要求処理部を有し、
前記診断処理部は、前記制御要求処理部からの制御要求を受けることにより前記診断開始判断部による診断開始可能か否かの判断処理を実行することを特徴とする請求項1に記載の湿度測定装置。 - 前記制御要求処理部は、
前記ローカル制御要求もしくは前記リモート制御要求を受けることにより内部状態を要求未受理状態から要求受信待機状態に遷移させ、該要求受信待機状態に遷移してから予め設定された期間内に再び前記ローカル制御要求もしくは前記リモート制御要求を受けることにより前記内部状態を前記要求受信待機状態から要求受信状態に遷移させて、前記自己診断の制御要求を行うことを特徴とする請求項3に記載の湿度測定装置。 - 前記加熱制御の状態、及び、前記診断処理部による診断処理が前記ローカル制御要求または前記リモート制御要求のいずれによるものであるかの情報を、外部の装置に出力する出力部を有することを特徴とする請求項4に記載の湿度測定装置。
- 前記診断開始判断部により前記自己診断の開始不可能と判断された場合、または、前記診断継続判断部により前記自己診断を継続不可能と判断された場合に、判断結果を外部の装置に出力する診断結果送出部を有することを特徴とする請求項1に記載の湿度測定装置。
- 前記被測定環境雰囲気の気体を加熱する発熱素子を有し、
前記診断開始判断部は、前記加熱制御する前の気体温度と気体湿度が予め設定された診断可能温湿度範囲外のときに前記発熱素子を制御して前記気体温度と気体湿度を前記診断可能温湿度範囲に調整し、該調整された気体温度と気体湿度が前記診断可能温湿度範囲内のときに前記自己診断を開始可能であると判断することを特徴とする請求項1に記載の湿度測定装置。 - 前記診断開始判断部は、前記被測定環境雰囲気の気体を加熱制御する前の気体温度と気体湿度の代わりに、前記被測定環境雰囲気の気体を加熱制御する前の気体温度と絶対水分量、もしくは、前記被測定環境雰囲気の気体を加熱制御する前の気体温度と露点温度に基づいて前記自己診断を開始可能か否かを判断することを特徴とする請求項1に記載の湿度測定装置。
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JP2015002430 | 2015-01-08 | ||
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PCT/JP2016/050003 WO2016111253A1 (ja) | 2015-01-08 | 2016-01-04 | 湿度測定装置 |
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EP (1) | EP3244199B1 (ja) |
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JP6993635B2 (ja) | 2018-06-28 | 2022-01-13 | 有限会社メトロポリス | 防護盾 |
EP4109051A2 (en) | 2021-06-22 | 2022-12-28 | SMC Corporation | Humidity measuring device |
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EP3379218B1 (en) * | 2017-03-21 | 2020-07-15 | MEAS France | Method for providing a diagnostic on a combined humidity and temperature sensor |
DE102018201946A1 (de) * | 2018-02-08 | 2019-08-08 | Audi Ag | Verfahren und Vorrichtung zur Plausibilisierung der Messwerte eines Feuchtesensors |
TWM569412U (zh) * | 2018-08-07 | 2018-11-01 | 捷騰光電股份有限公司 | 溫濕度感測模組之烘乾裝置 |
JP2020173245A (ja) * | 2019-04-10 | 2020-10-22 | ミネベアミツミ株式会社 | 付着水分検出装置、付着水分検出方法、電気機器、及びログ出力システム |
CN111541176B (zh) * | 2020-06-16 | 2021-01-26 | 广州百畅信息科技有限公司 | 一种具有湿度调节的电控防潮柜 |
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JP6993635B2 (ja) | 2018-06-28 | 2022-01-13 | 有限会社メトロポリス | 防護盾 |
EP4109051A2 (en) | 2021-06-22 | 2022-12-28 | SMC Corporation | Humidity measuring device |
EP4257884A2 (en) | 2021-06-22 | 2023-10-11 | SMC Corporation | Humidity measuring device |
EP4269883A2 (en) | 2021-06-22 | 2023-11-01 | SMC Corporation | Humidity measuring device |
EP4317808A2 (en) | 2021-06-22 | 2024-02-07 | SMC Corporation | Humidity measuring device |
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EP3244199A1 (en) | 2017-11-15 |
US20170370862A1 (en) | 2017-12-28 |
CN107110800A (zh) | 2017-08-29 |
WO2016111253A1 (ja) | 2016-07-14 |
EP3244199A4 (en) | 2018-11-21 |
CN107110800B (zh) | 2019-08-09 |
JPWO2016111253A1 (ja) | 2017-06-08 |
EP3244199B1 (en) | 2019-12-18 |
US10401314B2 (en) | 2019-09-03 |
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