JP2016503722A - 噴霧装置用複式ヒータシステム - Google Patents
噴霧装置用複式ヒータシステム Download PDFInfo
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- B—PERFORMING OPERATIONS; TRANSPORTING
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-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
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- H05B1/02—Automatic switching arrangements specially adapted to apparatus ; Control of heating devices
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-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
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- H05B1/02—Automatic switching arrangements specially adapted to apparatus ; Control of heating devices
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Abstract
Description
Claims (20)
- 高圧噴霧モードと低圧再循環モードとで流体リザーバから流体を流動させることが可能で、且つ噴霧器に前記流体を供給可能なモータ駆動式ポンプを有し、前記モータ駆動式ポンプの消費電力は、高圧噴霧モードの場合に比べて低圧再循環モードの場合の方が少ない流体流動機構と、
前記流体流動機構に配設され、前記流体を目標温度に加熱する加熱ユニットとを備え、
前記加熱ユニットは、
前記高圧噴霧モード及び前記低圧再循環モードの両方で発熱する主ヒータと、
前記流体の流動に対して前記主ヒータと直列的に配置され、前記低圧再循環モードでのみ発熱する増強ヒータとを備える
ことを特徴とする可搬式噴霧装置。 - 前記主ヒータ及び前記増強ヒータは、抵抗加熱式ヒータであることを特徴とする請求項1に記載の可搬式噴霧装置。
- 前記主ヒータ及び前記増強ヒータは、管状の抵抗加熱素子の周囲に螺旋流路を設けた管状ヒータであることを特徴とする請求項2に記載の可搬式噴霧装置。
- 前記主ヒータ及び前記増強ヒータは、共通の電気開閉器から電力を受け取ることを特徴とする請求項2に記載の可搬式噴霧装置。
- 主ヒータ制御モジュールと論理制御装置とを更に備え、
前記主ヒータに供給される電力は、前記流体の温度を前記目標温度に維持するための電力パルス周期を設定する前記論理制御装置からの制御信号に従い、前記主ヒータ制御モジュールによって制御される
ことを特徴とする請求項2に記載の可搬式噴霧装置。 - 前記増強ヒータに供給される電力は、前記主ヒータが電力パルスを受け取る場合に限って前記増強ヒータが電力パルスを受け取るように、前記主ヒータ制御モジュールが制御する半導体型の補助リレーによって制御されることを特徴とする請求項5に記載の可搬式噴霧装置。
- 前記低圧再循環モードに比べて前記高圧噴霧モードの方が前記モータ駆動式ポンプに流れる電流が大きくなるように、前記モータ駆動式ポンプに供給される電力を制御する主コントローラを更に備えることを特徴とする請求項1に記載の可搬式噴霧装置。
- 前記主コントローラは、前記流体の圧力が目標圧力となるように、前記モータ駆動式ポンプに供給される電力を制御することを特徴とする請求項7に記載の可搬式噴霧装置。
- 前記主コントローラからの信号に基づき、前記低圧再循環モードにおいて前記増強ヒータを発熱可能とする一方、前記高圧噴霧モードにおいて前記増強ヒータを発熱させないようにする電気機械式リレーを更に備えることを特徴とする請求項7に記載の可搬式噴霧装置。
- 前記低圧再循環モードと前記高圧噴霧モードとの区分けにより、前記モータ駆動式ポンプ及び前記加熱ユニットおける総消費電力による上限電流許容値の超過を防止することを特徴とする請求項9に記載の可搬式噴霧装置。
- 前記主ヒータは、第1の配電回路を介して電力を受け取り、
前記モータ駆動式ポンプ及び前記増強ヒータは、第2の配電回路を介して電力を受け取り、
前記第1の配電回路と前記第2の配電回路とは、個別に上限電流許容値が設定される
ことを特徴とする請求項10に記載の可搬式噴霧装置。 - 前記第1の配電回路の前記上限電流許容値及び前記第2の配電回路の前記上限電流許容値は、15Aまたは20Aであることを特徴とする請求項11に記載の可搬式噴霧装置。
- 前記流体流動機構は、前記噴霧器で混合される2種の流体に対して、モータ駆動式ポンプ、流体リザーバ、及び流体配管をそれぞれ個別に備え、
前記加熱ユニットは、前記2種の流体に対して、前記主ヒータ及び前記増強ヒータをそれぞれ個別に備える
ことを特徴とする請求項1に記載の可搬式噴霧装置。 - 前記2種の流体のそれぞれに対して設けられた一方の前記主ヒータ及び前記増強ヒータと他方の前記主ヒータ及び前記増強ヒータとは、異なる目標温度を達成するように別個に制御されることを特徴とする請求項13に記載の可搬式噴霧装置。
- モータ駆動式ポンプを有した流体流動機構と、
前記流体流動機構に配設された主ヒータと、
流体の流動に対して前記主ヒータと直列的に配置された増強ヒータと、
前記モータ駆動式ポンプが閾値より少ない電力を消費するときには、前記主ヒータ及び前記増強ヒータの両方を発熱させる一方、前記モータ駆動式ポンプが前記閾値以上の電力を消費するときには、前記主ヒータのみを発熱させる制御装置と
を備えることを特徴とする可搬式噴霧装置。 - 前記閾値は、前記モータ駆動式ポンプ、前記主ヒータ、及び前記増強ヒータの総消費電力が電源の供給能力を超過しないように選定されることを特徴とする請求項15に記載の可搬式噴霧装置。
- 前記増強ヒータの消費電力は、前記主ヒータの消費電力の実質的に半分であることを特徴とする請求項15に記載の可搬式噴霧装置。
- モータ駆動式ポンプ、主ヒータ、及び増強ヒータを有した可搬式噴霧装置のヒータ制御方法であって、
前記モータ駆動式ポンプに電力を供給して、目標圧力で流体を流動させる工程と、
前記流体を目標温度に加熱するべく選定された周期で、前記主ヒータにパルス電力を供給する工程と、
前記モータ駆動式ポンプが低圧再循環モードで作動している際に、前記主ヒータへの電力供給と同時に前記増強ヒータにパルス電力を供給する工程と、
前記モータ駆動式ポンプが高圧噴射モードで作動している際に、前記増強ヒータへのパルス電力の供給を遮断する工程と
を備えることを特徴とするヒータ制御方法。 - 前記モータ駆動式ポンプの消費電力を検知し、前記モータ駆動式ポンプの消費電力を電力閾値と比較する工程を更に備え、
前記低圧再循環モードは、前記モータ駆動式ポンプの消費電力が前記電力閾値を下回ることにより指定される一方、前記高圧噴霧モードは、前記モータ駆動式ポンプの消費電力が前記電力閾値を上回ることにより指定されることを特徴とする請求項18に記載のヒータ制御方法。 - 前記目標圧力の圧力指示値に基づき、前記モータ駆動式ポンプに供給される電力を制御する工程と、
前記圧力指示値を圧力閾値と比較する工程とを更に備え、
前記低圧再循環モードは、前記圧力指示値が前記圧力閾値を下回ることにより指定される一方、前記高圧噴霧モードは、前記圧力指示値が前記圧力閾値を上回ることにより指定される
ことを特徴とする請求項18に記載のヒータ制御方法。
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