Title:
リーンバーンエンジン
Document Type and Number:
Japanese Patent JP5549510
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a lean burn engine capable of largely improving fuel economy performance, by largely improving heat efficiency.SOLUTION: This lean burn engine 1 includes an engine body having a combustion chamber 17, and a control means 100 for controlling operation of the engine body. At least a part of a surface for partitioning the combustion chamber 17 is constituted of combustion chamber heat insulation layers 61-65 arranged on the surface side of a base material. The engine body is set to 20≤ε≤50 in the geometric compression ratio ε. The control means 100 is set to 2.5≤λ≤6 in the air excessive ratio λ in combustion when the engine body exists in an operation area of at least a partial load.
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Inventors:
Hiroyuki Yamamoto
Yoshihisa Miwa
Hiroyuki Yamashita
Masahiko Fujimoto
Tatsuya Tanaka
Yoshio Yata
Hidefumi Fujimoto
Kazuya Yokota
Yoshihisa Miwa
Hiroyuki Yamashita
Masahiko Fujimoto
Tatsuya Tanaka
Yoshio Yata
Hidefumi Fujimoto
Kazuya Yokota
Application Number:
JP2010220108A
Publication Date:
July 16, 2014
Filing Date:
September 30, 2010
Export Citation:
Assignee:
Mazda Corp.
International Classes:
F02F1/00; F01L3/02; F02B23/08; F02B77/11; F02D41/02; F02D45/00; F02F1/42; F02F3/10; F02F3/12
Attorney, Agent or Firm:
Patent business corporation MAEDA PATENT OFFICE
Hiroshi Maeda
Hiroshi Takeuchi
Shimada Takaku
Yuji Takeuchi
Katsuya Ninomiya
Tomoo Harada
Katsumori Iseki
Seki 啓
Seiya Sugiura
Daisuke Kawabe
Masanori Hasegawa
Tsugunari Iwashita
Koji Fukumoto
Ryo Maeda
Between side Eight warehouses
Yukichi Matsunaga
Kenji Kawakita
Shohei Okazawa
Hiroshi Maeda
Hiroshi Takeuchi
Shimada Takaku
Yuji Takeuchi
Katsuya Ninomiya
Tomoo Harada
Katsumori Iseki
Seki 啓
Seiya Sugiura
Daisuke Kawabe
Masanori Hasegawa
Tsugunari Iwashita
Koji Fukumoto
Ryo Maeda
Between side Eight warehouses
Yukichi Matsunaga
Kenji Kawakita
Shohei Okazawa