JP6940072B2 - 電荷分離メカニズム - Google Patents
電荷分離メカニズム Download PDFInfo
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03H—PRODUCING A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03H1/00—Using plasma to produce a reactive propulsive thrust
- F03H1/0006—Details applicable to different types of plasma thrusters
- F03H1/0012—Means for supplying the propellant
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03H—PRODUCING A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03H1/00—Using plasma to produce a reactive propulsive thrust
- F03H1/0037—Electrostatic ion thrusters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03H—PRODUCING A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03H1/00—Using plasma to produce a reactive propulsive thrust
- F03H1/0037—Electrostatic ion thrusters
- F03H1/0062—Electrostatic ion thrusters grid-less with an applied magnetic field
- F03H1/0075—Electrostatic ion thrusters grid-less with an applied magnetic field with an annular channel; Hall-effect thrusters with closed electron drift
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03H—PRODUCING A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03H1/00—Using plasma to produce a reactive propulsive thrust
- F03H1/0081—Electromagnetic plasma thrusters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K44/00—Machines in which the dynamo-electric interaction between a plasma or flow of conductive liquid or of fluid-borne conductive or magnetic particles and a coil system or magnetic field converts energy of mass flow into electrical energy or vice versa
- H02K44/08—Magnetohydrodynamic [MHD] generators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K44/00—Machines in which the dynamo-electric interaction between a plasma or flow of conductive liquid or of fluid-borne conductive or magnetic particles and a coil system or magnetic field converts energy of mass flow into electrical energy or vice versa
- H02K44/08—Magnetohydrodynamic [MHD] generators
- H02K44/10—Constructional details of electrodes
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K44/00—Machines in which the dynamo-electric interaction between a plasma or flow of conductive liquid or of fluid-borne conductive or magnetic particles and a coil system or magnetic field converts energy of mass flow into electrical energy or vice versa
- H02K44/08—Magnetohydrodynamic [MHD] generators
- H02K44/16—Constructional details of the magnetic circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N3/00—Generators in which thermal or kinetic energy is converted into electrical energy by ionisation of a fluid and removal of the charge therefrom
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K44/00—Machines in which the dynamo-electric interaction between a plasma or flow of conductive liquid or of fluid-borne conductive or magnetic particles and a coil system or magnetic field converts energy of mass flow into electrical energy or vice versa
- H02K44/08—Magnetohydrodynamic [MHD] generators
- H02K44/085—Magnetohydrodynamic [MHD] generators with conducting liquids
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Plasma Technology (AREA)
Description
Claims (7)
- 磁気流体力学発電の方法であって、
第1軸に沿って一連の隣接する環として配列された複数の環状磁石によって磁場を生成する段階であり、前記複数の環状磁石のそれぞれは、前記第1軸の方向に磁化された磁石であり、前記複数の環状磁石は、前記一連の隣接する環の同極が互いに対向するように、それぞれの環の極性が前記一連の隣接する環のそれぞれの極性と反対となるように配置される、段階と、
複数の電子および複数の正イオンを含み、低粒子密度を有するプラズマを、前記第1軸に沿って前記磁場に通す段階であり、低粒子密度を有する前記プラズマの前記複数の電子のジャイロスコープ周波数は、低粒子密度を有する前記プラズマの粒子衝突周波数よりもはるかに大きく、前記複数の環状磁石によって生成される前記磁場は、前記第1軸と直交する成分を有し、前記複数の電子を前記第1軸から偏向させ、前記複数の正イオンを実質的に偏向させずに前記第1軸に沿って移動することを可能にさせる、前記段階と、
前記磁場によって実質的に偏向されない前記複数の正イオンを集めるための第1電極を配置する段階と、
前記磁場によって偏向される前記複数の電子を集めて、それにより電流を生成するための第2電極を負荷を通じて前記第1電極に接続する段階と、
を備える方法。 - 低粒子密度を有する前記プラズマは、前記複数の正イオンおよび前記複数の電子が実質的に互いに独立して移動する実質的に理想プラズマである、請求項1に記載の方法。
- 前記プラズマの粒子密度は、1020m−3よりも低い、請求項1または請求項2に記載の方法。
- 前記磁場は、前記第1軸周りの閉じたドリフトループ中を移動するように前記複数の電子を偏向させる、請求項1から請求項3のいずれか1項に記載の方法。
- 前記磁場の前記直交する成分は、前記第1軸に対して半径方向に延在する、請求項1から請求項4のいずれか1項に記載の方法。
- 第1軸に沿って流れ、低粒子密度を有するプラズマであって、複数の電子および複数の正イオンを含む前記プラズマを受け入れるように配置されたチャンバへの注入口と、
前記第1軸と直交する成分を有する磁場であって、低粒子密度を有する前記プラズマが前記チャンバを通り抜ける場合に、前記複数の電子は前記第1軸から偏向され、前記複数の正イオンは前記第1軸に沿って実質的に偏向されずに移動することが可能となるように構成される前記磁場を、前記チャンバ中に生成するための複数の環状磁石と、
前記磁場によって前記プラズマ中に確立される電荷分離を使用して電流を生成すべく、負荷へ接続するための1または複数の電極と、
を備え、
前記複数の環状磁石は、前記第1軸に沿って一連の隣接する環として配列され、前記複数の環状磁石のそれぞれは、前記第1軸の方向に磁化された磁石であり、前記複数の環状磁石は、前記一連の隣接する環の同極が互いに対向するように、それぞれの環の極性が前記一連の隣接する環のそれぞれの極性と反対となるように配置され、
低粒子密度を有する前記プラズマの前記複数の電子のジャイロスコープ周波数は、低粒子密度を有する前記プラズマの粒子衝突周波数よりもはるかに大きい、磁気流体力学発電機。 - 地球低軌道LEOに適したスラスタであって、
前記スラスタが移動しているところの周囲プラズマからプラズマの一部を収集し、低粒子密度を有するプラズマの一部であって、複数の電子および複数の正イオンを含む低粒子密度を有する前記プラズマの一部を、前記スラスタが第1軸に沿って移動している場合に受け入れるように配置されたチャンバへ提供するように構成された注入口と、
前記第1軸と直交する成分を有する磁場であって、低粒子密度を有する前記プラズマの一部が前記チャンバを通り抜ける場合に、前記複数の電子は前記第1軸から偏向され、前記複数の正イオンは前記第1軸に沿って実質的に偏向されずに移動することが可能となるように構成される前記磁場を、前記チャンバ中に生成するための複数の環状磁石と、
前記複数の正イオンを前記第1軸に沿って加速するための電場を生成し、それにより推力を生成するための手段と、
を備え、
前記複数の環状磁石は、前記第1軸に沿って一連の隣接する環として配列され、前記複数の環状磁石のそれぞれは、前記第1軸の方向に磁化された磁石であり、前記複数の環状磁石は、前記一連の隣接する環の同極が互いに対向するように、それぞれの環の極性が前記一連の隣接する環のそれぞれの極性と反対となるように配置され、
低粒子密度を有する前記プラズマの前記複数の電子のジャイロスコープ周波数は、低粒子密度を有する前記プラズマの粒子衝突周波数よりもはるかに大きい、スラスタ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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EP15275136.8A EP3093966B1 (en) | 2015-05-13 | 2015-05-13 | Electric power generation from a low density plasma |
EP15275136.8 | 2015-05-13 | ||
PCT/EP2016/060791 WO2016180955A2 (en) | 2015-05-13 | 2016-05-12 | Charge separation mechanism |
Publications (2)
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JP2018523449A JP2018523449A (ja) | 2018-08-16 |
JP6940072B2 true JP6940072B2 (ja) | 2021-09-22 |
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US (1) | US10995737B2 (ja) |
EP (2) | EP3093966B1 (ja) |
JP (1) | JP6940072B2 (ja) |
CN (1) | CN107580747A (ja) |
WO (1) | WO2016180955A2 (ja) |
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CN103117640A (zh) * | 2013-03-14 | 2013-05-22 | 周华 | 磁流体交直流发电机 |
AU2014312406A1 (en) * | 2013-08-27 | 2016-03-17 | The Regents Of The University Of Michigan | Electrodeless plasma thruster |
US10006445B2 (en) * | 2014-02-18 | 2018-06-26 | The George Washington University | Method and system for a programmable and fault tolerant pulsed plasma thruster |
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EP3295545B1 (en) | 2022-11-30 |
CN107580747A (zh) | 2018-01-12 |
EP3093966B1 (en) | 2019-03-27 |
EP3093966A1 (en) | 2016-11-16 |
US20180106243A1 (en) | 2018-04-19 |
JP2018523449A (ja) | 2018-08-16 |
US10995737B2 (en) | 2021-05-04 |
WO2016180955A3 (en) | 2017-01-12 |
EP3295545A2 (en) | 2018-03-21 |
WO2016180955A2 (en) | 2016-11-17 |
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