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1. 发明专利

JP2013096392A Laser ignition device 有权
标题翻译：激光点火装置
公开(公告)号：JP2013096392A
公开(公告)日：2013-05-20
申请号：JP2011243286
申请日：2011-11-07
申请人： Nippon Soken Inc , 株式会社日本自動車部品総合研究所 , Denso Corp , 株式会社デンソー
发明人： MORISHIMA SHINGO , KANEHARA KENJI , ABE YUYA , SUGIURA AKIMITSU
IPC分类号： F02P23/04 , H01S3/00 , H01S3/042 , H01T15/00
CPC分类号： F02P23/04
摘要： PROBLEM TO BE SOLVED: To provide a laser ignition device having superior mountability, while restraining the distortion of an optical axis due to mechanical stress, thermal stress, formation of a deposit, and the like, thus capable of achieving a stable ignition.SOLUTION: An exciting light induction optical element 21, a pulse light expansion optical element 15 and a pulse light concentration optical element 11 are respectively constituted by respective optical lenses adapted for respective applications and lens storing cabinets of approximately cylindrical shape, while at the tip end side or base end side of the optical elements disposal evasion regions (L, L) of housings 10, 20, optical elements storing spaces 101, 106, 201 are laid out as reference planes (S, S, S), whereas the respective optical elements 11, 15, 21 are elastically pressed against the reference planes (S, S, S).
摘要翻译：要解决的问题：提供一种具有优异的安装能力的激光点火装置，同时抑制由于机械应力，热应力，沉积物形成等导致的光轴的变形，从而能够实现稳定的点火。解决方案：激光感光光学元件21，脉冲光扩展光学元件15和脉冲光聚光光学元件11分别由适用于各种应用的各个光学透镜和近似圆柱形的透镜储存柜构成，而在外壳10的光学元件处理回避区域（L 1 ，L 4 ）的前端侧或底端侧，如图20所示，光学元件存储空间101,106,201被布置为参考平面（S 1 ，S 2 < SB POS =“POST”> 3 ），而各个光学元件11,15,21被弹性按压在参考平面上（S 1 ，S 2 ，S 3 ）。版权所有（C）2013，JPO＆INPIT

2. 发明专利

JP2014123435A Ignition device 有权
标题翻译：点火装置
公开(公告)号：JP2014123435A
公开(公告)日：2014-07-03
申请号：JP2012277679
申请日：2012-12-20
申请人： Nippon Soken Inc , 株式会社日本自動車部品総合研究所 , Denso Corp , 株式会社デンソー
发明人： OKABE SHINICHI , NAKASE YOSHIHIRO , SUGIURA AKIMITSU , ABE YUYA
IPC分类号： H01T13/20 , F02P13/00 , H01T13/54
CPC分类号： H01T13/52 , F02P9/007 , H01T13/20 , H01T13/50
摘要： PROBLEM TO BE SOLVED: To achieve stable ignition by effectively using energy in an ignition device including a center electrode 10, a center dielectric 11 of an approximately bottomed cylindrical shape, a ground electrode 12 of an approximately cylindrical shape, disposed on the same axis as the center dielectric 11 with a discharge gap 130 between them, and a high energy power source 3 that applies a high voltage of a predetermined frequency.SOLUTION: An ignition device comprises; a dielectric diameter changed part 201 in which part of a center electrode discharge part 100 covered with a dielectric leading end bottom part 110 and dielectric leading end cylindrical part 111 is projected into a combustion chamber 51 from a ground electrode leading end part 120 of an approximately annular shape, which is open in the combustion chamber 51 of an internal combustion engine 5, and in which it is reduced in diameter such that part of the dielectric leading end cylindrical part 111 projecting from the ground electrode leading end part 120 is reduced in diameter toward the leading end; and a dielectric thin wall part 200 in which the wall thickness Tof its leading end is made thin.
摘要翻译：要解决的问题：为了通过在包括中心电极10，大致圆筒形状的中心电极11，近似圆筒形状的接地电极12的点火装置中有效地使用能量来实现稳定的点火，该接地电极12设置在与中间电介质11在它们之间具有放电间隙130，以及施加预定频率的高电压的高能量电源3.解决方案：点火装置包括：电介质直径改变部201，其中覆盖有电介质前端底部110和电介质前端圆筒部111的中心电极放电部100的一部分从大致上的接地电极前端部120突出到燃烧室51中环形形状在内燃机5的燃烧室51中开口，其直径减小使得从接地电极前端部120突出的电介质前端圆筒部111的一部分直径减小走向前方以及其前端的壁厚Tof薄的电介质薄壁部200。

3. 发明专利

JP2014041788A Ignition device 有权
标题翻译：点火装置
公开(公告)号：JP2014041788A
公开(公告)日：2014-03-06
申请号：JP2012184246
申请日：2012-08-23
申请人： Nippon Soken Inc , 株式会社日本自動車部品総合研究所 , Denso Corp , 株式会社デンソー
发明人： OKABE SHINICHI , SUGIURA AKIMITSU , ABE YUYA
IPC分类号： H01T13/54 , F02P13/00 , H01T13/20
摘要： PROBLEM TO BE SOLVED: To provide an ignition device, performing volume ignition utilizing unbalanced plasma, which performs stable ignition effectively utilizing energy while suppressing preignition.SOLUTION: The frequency of an applied AC voltage is set to be 80-620 kHz and the capacity Vof a discharge space 130 is set to be 300 mmor less, or the discharge space length Lis set to be 1-10 mm, Further, the length Lof a center electrode tip part 100 covered with a center dielectric 11 is set to be longer than the discharge space length L, and the distance D2 from a tip of a center dielectric bottom part 110 to a top face of a piston 52 of an internal combustion engine is set to be longer than a discharge gap D1.
摘要翻译：要解决的问题：提供一种点火装置，利用不平衡等离子体进行体积点火，其在抑制预点火的同时有效利用能量进行稳定点火。解决方案：施加的交流电压的频率设定为80-620kHz，容量Vof 放电空间130设定为300mm以下，放电空间长度Lis设定为1〜10mm。此外，将由中心电介质11覆盖的中心电极端部100的长度L设定为长于放电空间长度L和从中心电介质底部110的尖端到内燃机的活塞52的顶面的距离D2被设定为比放电间隙D1长。

4. 发明专利

JP2014026754A Ignition device 有权
标题翻译：点火装置
公开(公告)号：JP2014026754A
公开(公告)日：2014-02-06
申请号：JP2012164371
申请日：2012-07-25
申请人： Denso Corp , 株式会社デンソー , Nippon Soken Inc , 株式会社日本自動車部品総合研究所
发明人： ABE YUYA , SUGIURA AKIMITSU , OKABE SHINICHI
IPC分类号： H01T13/20
CPC分类号： F02M57/06 , F02P23/045
摘要： PROBLEM TO BE SOLVED: To provide an ignition device which represents satisfactory ignitability and durability even in an internal combustion engine where a strong cylinder inside airflow occurs within a combustion chamber.SOLUTION: A discharging space basis part 112 is formed by using a portion of a center dielectric body 11, a grounding electrode distal end portion 120 protrudes towards the inside of a combustion chamber 52 of an engine 5 with a predetermined grounding electrode protruding height H, and a center dielectric body distal end portion 110 protrudes with a center dielectric body protruding height Hequal to or higher than the grounding electrode protruding height H.
摘要翻译：要解决的问题：提供即使在燃烧室内发生气流中的强气缸的内燃机中也表现出令人满意的点火性和耐久性的点火装置。解决方案：通过使用一部分中心电介质体11，接地电极前端部120以规定的接地电极突出高度H朝向发动机5的燃烧室52的内部突出，并且中心电介质体前端部110突出，中心电介质体突出高度Hequal至或高于接地电极突出高度H.

5. 发明专利

JP2014022341A Ignition device 有权
标题翻译：点火装置
公开(公告)号：JP2014022341A
公开(公告)日：2014-02-03
申请号：JP2012163209
申请日：2012-07-24
申请人： Denso Corp , 株式会社デンソー , Nippon Soken Inc , 株式会社日本自動車部品総合研究所
发明人： ABE YUYA , SUGIURA AKIMITSU , OKABE SHINICHI , NIWA MASAYUKI
IPC分类号： H01T13/20 , F02P13/00 , H01T13/32 , H01T13/34
摘要： PROBLEM TO BE SOLVED: To provide an ignition device which represents satisfactory ignitability and durability even in an internal combustion engine where a strong cylinder inside airflow occurs within a combustion chamber.SOLUTION: An ignition device comprises at least: a center electrode 100 in a long shaft shape; a bottomed and tubular center dielectric body 110 covering the center electrode 100; a substantially annular grounding electrode 120; and a high energy power source 2 which applies a predetermined high voltage between the center electrode 100 and the grounding electrode 120 and performs discharging inside of a substantially tubular discharging space 130 partitioned between the center dielectric body 110 and the grounding electrode 120. The ignition device 1 ignites an engine 5 by reacting a non-equilibrium plasma generated by discharging with a mixture existing within the discharging space 130. At least the grounding electrode 120 protrudes towards the inside of a combustion chamber 52 of the engine 5 with a predetermined grounding electrode protruding height H, and the center dielectric body 110 protrudes with a center dielectric body protruding height Hequal to or higher than the grounding electrode protruding height H.
摘要翻译：要解决的问题：提供即使在燃烧室内发生气流中的强气缸的内燃机中也表现出令人满意的点火性和耐久性的点火装置。解决方案：点火装置至少包括：长的中心电极100 轴形; 覆盖中心电极100的有底和管状的中心电介质体110; 基本环形的接地电极120; 以及在中心电极100和接地电极120之间施加预定的高电压并且在中间电介质体110和接地电极120之间划分的基本管状的放电空间130内部进行放电的高能量电源2.点火装置 1通过使放电所产生的非平衡等离子体与存在于放电空间130内的混合物反应来点燃发动机5.至少接地电极120朝向发动机5的燃烧室52的内部突出，预定的接地电极突出高度H，并且中心电介质体110以中心电介质体突出高度Hequal突出至高于接地电极突出高度H。

6. 发明专利

JP2014182907A Ignition device 有权
标题翻译：点火装置
公开(公告)号：JP2014182907A
公开(公告)日：2014-09-29
申请号：JP2013055994
申请日：2013-03-19
申请人： Nippon Soken Inc , 株式会社日本自動車部品総合研究所 , Denso Corp , 株式会社デンソー
发明人： OKABE SHINICHI , NAKASE YOSHIHIRO , SUGIURA AKIMITSU , ABE YUYA
IPC分类号： H01T13/20 , F02P3/01 , F02P13/00 , H01T13/32 , H01T15/00
摘要： PROBLEM TO BE SOLVED: To implement stable ignition by efficiently utilizing energy in an ignition device in which a high frequency electric field acts within a discharge space to perform volume ignition of an air-fuel mixture.SOLUTION: In an ignition device 1, a part of a center electrode discharge part 100 of a center electrode 10 covered with a center dielectric 11 protrudes into a combustion chamber 51 of an internal combustion engine 5, and a first field concentration part 200 is provided at a specific position of a ground electrode discharge part 120 facing a discharge space 130, such that streamer discharge easily occurs in the first field concentration part 200. Further, a second field concentration part 201 is provided closer to the combustion chamber 51 from the first field concentration part 200, such that streamer discharge moves closer to the combustion chamber 51. Thus, a flame is propagated on early stage into the combustion chamber 51, and ignitability is improved.
摘要翻译：要解决的问题：通过在点火装置中有效利用能量来实现稳定的点火，其中高频电场作用在放电空间内以进行空气 - 燃料混合物的体积点燃。解决方案：在点火装置1中，由中心电介质11覆盖的中心电极10的中心电极放电部100突出到内燃机5的燃烧室51中，在接地电极排出部的特定位置设置第一场致聚部200 120，使得在第一场致聚部分200容易发生流光放电。此外，第二场致聚部201从第一场致聚部200靠近燃烧室51设置，使得流光放电移动更靠近燃烧室51.因此，火焰在早期阶段传播到燃烧室51中，并且提高了点火性。

7. 发明专利

JP2014107198A Ignition device 有权
标题翻译：点火装置
公开(公告)号：JP2014107198A
公开(公告)日：2014-06-09
申请号：JP2012260806
申请日：2012-11-29
申请人： Nippon Soken Inc , 株式会社日本自動車部品総合研究所 , Denso Corp , 株式会社デンソー
发明人： OKABE SHINICHI , NAKASE YOSHIHIRO , SUGIURA AKIMITSU , ABE YUYA
IPC分类号： H01T13/20 , F02P13/00 , H01T13/34 , H01T13/46 , H01T19/00
CPC分类号： H01T13/52 , H01T13/467
摘要： PROBLEM TO BE SOLVED: To provide an ignition device performing volume ignition by utilizing nonequilibrium plasma, which allows for stabilized ignition by utilizing energy effectively.SOLUTION: In order to form a first discharge space 130, and a second discharge space 131 having a discharge gap narrower than that of the first discharge space 130, on the tip side thereof, with a constant protrusion formation width T, a ground electrode protrusion 200 is provided by protruding the inner peripheral surface of a ground electrode tip portion 120, entirely or partially, toward a dielectric tip cylindrical portion 111, and a portion of a central electrode discharge portion 100 is protruded from the ground electrode tip portion 120 into the combustion chamber 51 of an internal combustion engine 5.
摘要翻译：要解决的问题：提供通过利用非平衡等离子体进行体积点火的点火装置，其允许有效利用能量来稳定点火。解决方案：为了形成第一放电空间130和具有放电间隙的第二放电空间131 比第一放电空间130的尖端侧窄，具有恒定的突起形成宽度T，通过将接地电极端部120的内周面全部或部分地突出地设置成朝向电介质末端圆筒部111和中央电极排出部100的一部分从接地电极端部120突出到内燃机5的燃烧室51。

8. 发明专利

JP2014031741A Laser ignition device 有权
标题翻译：激光点火装置
公开(公告)号：JP2014031741A
公开(公告)日：2014-02-20
申请号：JP2012171881
申请日：2012-08-02
申请人： Nippon Soken Inc , 株式会社日本自動車部品総合研究所 , Denso Corp , 株式会社デンソー
发明人： MORISHIMA SHINGO , SUGIURA AKIMITSU , ABE YUYA
IPC分类号： F02P23/04 , H01S3/00
摘要： PROBLEM TO BE SOLVED: To provide a laser ignition device that allows stable ignition while avoiding an increase in temperature of a laser medium by regulating the number of times of introduction of excitation light according to the operation state of an internal combustion engine, in a laser ignition device used for ignition of an internal combustion engine that is situated in a severe use environment where a mount space is limited and cooling of a laser medium is liable to be insufficient.SOLUTION: The laser ignition device includes: operation state detection means 41 for detecting an operation state of an internal combustion engine; and an excitation light source drive control device 40 for controlling energization to an excitation light source 30 according to the detection result. The excitation light source drive control device 40 extends the energization time Tfor the excitation light source 30 as the number of operation rotations NE is smaller and shortens the energization time Tfor the excitation light source 30 as the number of operation rotations NE is larger, based on the detection result of operation state.
摘要翻译：要解决的问题：提供一种激光点火装置，其通过根据内燃机的运行状态调节激发光的引入次数来避免激光介质的温度升高，从而能够稳定点火，在激光用于点火装置的点火装置，该内燃机位于安装空间受限的严酷使用环境中，激光介质的冷却容易不足。解决方案：激光点火装置包括：运行状态检测装置41，用于检测内燃机的运转状态; 以及激励光源驱动控制装置40，用于根据检测结果控制激励光源30的通电。激励光源驱动控制装置40随着操作旋转数NE的减小而延长激励光源30的通电时间T，并且基于操作旋转数NE越大，缩短激励光源30的通电时间T 运行状态的检测结果。

9. 发明专利

JP2013060941A High frequency plasma generation system and high frequency plasma ignition device using the same 有权
标题翻译：高频等离子体发生系统和高频等离子体点火装置
公开(公告)号：JP2013060941A
公开(公告)日：2013-04-04
申请号：JP2011277347
申请日：2011-12-19
申请人： Nippon Soken Inc , 株式会社日本自動車部品総合研究所 , Denso Corp , 株式会社デンソー
发明人： SUGINO MASAYOSHI , FUKATSU KAZUKI , TOMITA YOSHITAKA , SHIBATA MASAMICHI , ABE YUYA
IPC分类号： F02P3/01 , H01T15/00 , H05H1/24 , H05H1/46
CPC分类号： H05H1/46 , F02P3/005 , F02P3/01 , F02P9/007 , F02P23/045 , H05H2242/1005
摘要： PROBLEM TO BE SOLVED: To provide a plasma generation system which uses dielectric loss for heating fuel and can control electrode wear by preventing an excessive current from flowing when undergoing occurrence of abnormal combustion such as knocking, by using a change in a resonance frequency, in the plasma generation system used in a high frequency plasma ignition device.SOLUTION: A frequency foscillated by a frequency generator 5 is set as a fundamental wave, and as a frequency multiplication means extracting a multiplied wave (f=nf) which is a high harmonic component thereof and as high as two or more integer times of the fundamental wave, a magnetic resonance means 3 is provided between a discharge circuit 2 and a power booster circuit 4 and connects them. Further, a resonance frequency fof the power booster circuit 4 and a first resonance coil 31 of the magnetic resonance means 3 is set to be equal to the frequency (nf) of the multiplied wave, and is set to be equal to a resonance frequency fof the discharge circuit 2 and a second resonance coil 30 of the magnetic resonance means 3 when discharge electrodes 10 and 11 are placed under a predetermined pressure range.
摘要翻译：要解决的问题：提供一种等离子体发生系统，其使用介电损耗来加热燃料，并且可以通过使用共振的变化来防止在发生异常燃烧（例如爆震）时发生过大的电流而流动的电极磨损在等离子体发生系统中使用的高频等离子体点火装置。解决方案：由频率发生器5振荡的频率f 1 被设置为基波，并且作为提取相乘波的倍频装置（f 2 = nf 1 ），其是高次谐波分量，高达基波的两倍以上整数倍，磁共振装置 3设置在放电电路2和升压电路4之间并连接它们。此外，功率提升电路4的共振频率f SB SB =“POST”> 2 和磁共振装置3的第一谐振线圈31被设定为等于频率（nf 1 ），并且被设置为等于放电电路2的谐振频率f 0 和第二谐振线圈当放电电极10和11放置在预定压力范围内时，磁共振装置3的30。版权所有（C）2013，JPO＆INPIT

10. 发明专利

JP2012184718A Non-thermal equilibrium plasma ignition device 有权
标题翻译：非热平衡等离子体点火装置
公开(公告)号：JP2012184718A
公开(公告)日：2012-09-27
申请号：JP2011048792
申请日：2011-03-07
申请人： Denso Corp , 株式会社デンソー
发明人： YOSHINAGA TORU , ABE YUYA
IPC分类号： F02P3/01 , F02P13/00 , F02P15/10 , F02P23/04 , H01T13/20 , H01T13/32 , H01T13/34 , H01T13/50
摘要： PROBLEM TO BE SOLVED: To provide a non-thermal equilibrium plasma ignition device showing ignition stability even in an internal combustion engine having difficult ignitability.SOLUTION: In the non-thermal equilibrium plasma ignition device 4 generating non-thermal equilibrium plasma in a discharge space 14 by applying ≥10 kV high voltage from a high voltage power source 2 for 1 ns to 1 μs voltage application time per cycle according to an ignition plug 1 wherein a central electrode 10 covered with a glass part 11 and a grounded electrode 13 are opposed to each other via the prescribed discharge space 14 and an ignition signal IGt emitted from an ECU 3 and reacting radicals having high reactivity with a mixed gas of a combustible material and a combustion supporting gas introduced in a combustion chamber 500 of an internal combustion engine 5 to perform ignition, nearly annularly formed electric field concentrated parts 102 and 132 are provided on either one surface or both surfaces of the central electrode 10 and the grounded electrode 13 and discharge induction parts 103 and 133 to be starting points of streamer discharge are provided at a part of the electric field concentrated parts 102 and 132.
摘要翻译：要解决的问题：即使在难燃的内燃机中也提供即使在点火稳定性方面也显示点火稳定性的非热平衡等离子点火装置。解决方案：在非热平衡等离子体点火装置4中，通过从高电压电源2施加≥10kV的高电压1ns至1μs的电压施加时间，在放电空间14中产生非热平衡等离子体根据火花塞1，其中被玻璃部分11覆盖的中心电极10和接地电极13经由规定的放电空间14彼此相对，并且从ECU 3发射的点火信号IGt和具有高反应性的自由基反应利用可燃材料和引燃在内燃机5的燃烧室500中的燃烧辅助气体的混合气体来进行点火，几乎环形的电场集中部件102和132设置在内燃机5的一个表面或两个表面上中央电极10和接地电极13以及作为流光放电起点的放电感应部分103和133设置在电场集中部件102和132.版权所有（C）2012，JPO＆INPIT

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