JP7094044B2 - 推進および電力用途のための内部燃焼エンジン、システム、装置、および方法 - Google Patents
推進および電力用途のための内部燃焼エンジン、システム、装置、および方法 Download PDFInfo
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- F02M2700/00—Supplying, feeding or preparing air, fuel, fuel air mixtures or auxiliary fluids for a combustion engine; Use of exhaust gas; Compressors for piston engines
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- F02P15/00—Electric spark ignition having characteristics not provided for in, or of interest apart from, groups F02P1/00 - F02P13/00 and combined with layout of ignition circuits
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Description
本出願は、2017年3月24日に出願された米国仮特許出願第62/476,465号の利益を主張しており、その全体は参照により本明細書に組み込まれる。
本発明は、一般にエンジンに関し、より具体的には、陸上、空中、および海洋の推進および動力用途のハイブリッド圧縮光学点火エンジン、システム、装置、および方法に関する。
本発明のシステム、エンジン、装置、および方法は、ガソリン、ディーゼル、および推進および動力用途で使用される他の燃料タイプに対して、より高い燃料効率および/またはより低い排出をもたらす。
Claims (17)
- システムであって、
入力として排気-超臨界燃料混合物および空気を受け取り、
前記排気-超臨界燃料混合物および空気を10:1以上15:1未満の圧縮比に圧縮して圧縮燃料と空気を作り、
前記圧縮燃料と空気を燃焼させ、
前記圧縮燃料の燃焼で生成された動力および排気を出力する、
モノブロックとして鋳造されたマグネシウム合金エンジンブロックと、
より大きな分子の燃料を受け取り、
前記大きな分子の燃料の少なくとも一部をより小さな分子の燃料に分解するように構成された、
燃料再調整システムと、
前記排気を2つ以上の排気流に分割する排気スプリッターと、
前記排気流の少なくとも1つを使用して前記より小さな分子の燃料を加熱する熱交換器と、
前記排気流の少なくとも1つからの排気を加熱された前記より小さな分子の燃料と組み合わせて、排気-超臨界燃料混合物を生成するミキサーと、
前記排気-超臨界燃料混合物をエンジンブロックに噴射する1つ以上の超臨界燃料噴射器と、
前記エンジンブロック内の前記圧縮燃料と空気に点火するマルチポイントレーザ点火システムと、
前記燃料再調整システム、熱交換器、ミキサー、排気スプリッター、超臨界燃料噴射器、レーザ点火システムを制御するように構成された電子制御ユニットと、
を含む、システム。 - 前記エンジンブロックがセラミックの内部コアを有する、
請求項1に記載のシステム。 - 前記セラミック内部コアが、セリア安定化正方晶ジルコニア多結晶を含む、
請求項2に記載のシステム。 - 前記電子制御ユニットが、
メモリと、
前記メモリに結合された1つ以上のプロセッサと、を含み、
前記プロセッサが、
前記より大きな分子の燃料の少なくとも一部を前記より小さな分子の燃料に分解し、
前記より小さな分子の燃料を超臨界温度まで加熱し、
排気と加熱された前記より小さな分子の燃料を混合して、前記排気-超臨界燃料混合物を生成し、
前記排気-超臨界燃料混合物を噴射し、
前記排気-超臨界燃料混合物を空気で圧縮して前記圧縮燃料と空気を作り、
レーザ光を使用して前記圧縮燃料と空気に点火して、前記圧縮燃料と空気を燃焼させ、
前記圧縮燃料と空気の燃焼で生成された動力および排気を出力するように構成されている、
請求項1に記載のシステム。 - 少なくとも1つの前記排気流からの前記排気と、加熱された前記より小さな分子の燃料と、を混合することで、前記1つ以上の超臨界燃料噴射器による噴射の前に、二相混合物が生成される、
請求項1に記載のシステム。 - 前記1つ以上の超臨界燃料噴射器の少なくとも1つがデラバルノズルを含む、
請求項1に記載のシステム。 - 前記より大きな分子の燃料は、ディーゼル燃料、灯油、およびガソリンのうちの少なくとも1つである、
請求項1に記載のシステム。 - 前記より小さな分子の燃料には、炭素鎖の長さが8以下の脂肪族炭化水素が含まれる、
請求項1に記載のシステム。 - 方法であって、
入力として排気-超臨界燃料混合物および空気を受け取り、
動力および排気を出力する、
モノブロックとして鋳造されたマグネシウム合金エンジンブロックを提供するステップ、
燃料再調整システムを介して、より大きな分子の燃料の少なくとも一部をより小さな分子の燃料に分解するステップ、
排気スプリッターを介して、前記排気を2つ以上の排気流に分割するステップ、
熱交換器を介して、前記排気流の少なくとも1つを使用して前記より小さな分子の燃料を加熱するステップ、
ミキサーを介して、前記排気流の少なくとも1つを前記加熱されたより小さな分子の燃料と混合して、排気-超臨界燃料混合物を生成するステップ、
超臨界燃料噴射器を介して、前記排気-超臨界燃料混合物をエンジンブロックに噴射するステップ、
前記エンジンブロック内で、前記排気-超臨界燃料混合物と前記空気を圧縮し、圧縮燃料と空気を作るステップ、
光学点火システムを介して前記エンジンブロック内で前記圧縮燃料と空気に点火し、前記圧縮燃料と空気を燃焼させて動力および排気を生成するステップ、および
電子制御ユニットを介して、前記燃料再調整システム、前記排気スプリッター、前記熱交換器、前記ミキサー、前記超臨界燃料噴射器、および前記光学点火システムを制御するステップを含む、方法。 - 前記エンジンブロックがセラミックの内部コアを有する、
請求項9に記載の方法。 - 前記セラミック内部コアが、セリア安定化正方晶ジルコニア多結晶を含む、
請求項10に記載の方法。 - 前記電子制御ユニットによって、
前記より大きな分子の燃料の少なくとも一部の前記より小さな分子の燃料への分解、
前記より小さな分子の燃料の超臨界温度までの加熱、
排気と前記加熱されたより小さな分子の燃料の混合による前記排気-超臨界燃料混合物の生成、
前記排気-超臨界燃料混合物の噴射、
前記排気-超臨界燃料混合物を空気により圧縮して、前記圧縮燃料と空気とを作ること、
前記圧縮燃料の光学点火、
前記圧縮燃料と前記空気の燃焼、および
前記圧縮燃料と前記空気の燃焼で生成された動力および排気の出力を、
制御するステップをさらに含む、
請求項9に記載の方法。 - 少なくとも1つの前記排気流からの前記排気と加熱された前記より小さな分子の燃料を混合することで、噴射の前に、二相混合物が生成される、
請求項9に記載の方法。 - 前記電子制御ユニットが、前記熱交換器を出る前記燃料の温度を560~580℃に制御する、
請求項9に記載の方法。 - 命令を格納する非一時的なコンピュータ可読媒体であって、前記命令が1つ以上のプロセッサによって実行されるとき、
前記1つ以上のプロセッサが、
燃料再調整システムを制御して、より大きな分子の燃料の少なくとも一部をより小さな分子の燃料に分解するようにし、
排気スプリッターと熱交換器を制御して、前記より小さな分子の燃料を超臨界温度まで加熱するようにし、
ミキサーを制御して、エンジンブロックからの排気と前記加熱されたより小さな分子の燃料を混合して、ミキサー内に排気-超臨界燃料混合物を生成させるようにし、
1つ以上の超臨界燃料噴射器を制御して、前記排気-超臨界燃料混合物を前記エンジンブロック内に噴射させ、前記エンジンブロック内で前記排気-超臨界燃料混合物を空気で圧縮して、圧縮燃料と空気を作らせ、
光学点火システムを制御して、前記エンジンブロック内の前記圧縮燃料と空気に点火させ、前記エンジンブロック内の圧縮燃料と空気を燃焼させ、そして
前記エンジンブロックからの動力および排気の出力を制御する、
1つ以上の命令を含む、非一時的なコンピュータ可読媒体。 - 前記1つ以上のプロセッサのうち少なくとも1つが、電子制御ユニットの中に提供されている、
請求項15に記載の非一時的なコンピュータ可読媒体。 - 前記排気と、加熱された前記より小さな分子の燃料と、を混合することで、噴射させる前に、二相混合物を生成させる、
請求項15に記載の非一時的なコンピュータ可読媒体。
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