JPS6274165U - - Google Patents
Info
- Publication number
- JPS6274165U JPS6274165U JP16781885U JP16781885U JPS6274165U JP S6274165 U JPS6274165 U JP S6274165U JP 16781885 U JP16781885 U JP 16781885U JP 16781885 U JP16781885 U JP 16781885U JP S6274165 U JPS6274165 U JP S6274165U
- Authority
- JP
- Japan
- Prior art keywords
- operating state
- engine
- resonance chamber
- detecting means
- resonators
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Exhaust Silencers (AREA)
- Magnetically Actuated Valves (AREA)
Description
第１図は本考案の一実施例の概略側面図、第２
図は同じくレゾネータの具体例を示す断面図、第
３図は同じく制御系統のブロツク図である。
１……内燃機関、２……エアクリーナ、３……
吸気通路、４……排気マニフオールド、５……排
気通路、６，７……共鳴通路、８，９……レゾネ
ータ、１１……レゾネータ本体、１２……ピスト
ン、１３……共鳴室、１４……コイル、１５……
マグネツト、１６……ロツド、１９……スプリン
グ、２４……運転状態検出手段、２５……アクセ
ルセンサ、２６……回転センサ、２７……制御手
段。
Figure 1 is a schematic side view of one embodiment of the present invention;
This figure is a sectional view showing a specific example of the resonator, and FIG. 3 is a block diagram of the control system. 1...Internal combustion engine, 2...Air cleaner, 3...
Intake passage, 4... Exhaust manifold, 5... Exhaust passage, 6, 7... Resonance passage, 8, 9... Resonator, 11... Resonator body, 12... Piston, 13... Resonance chamber, 14... ...Coil, 15...
Magnet, 16... Rod, 19... Spring, 24... Operating state detection means, 25... Accelerator sensor, 26... Rotation sensor, 27... Control means.
Claims (1)
ストンを移動させて前記共鳴室の容積を変化させ
るアクチユエータとを備えた可変調式のレゾネー
タを機関の吸気通路及び排気通路にそれぞれ接続
すると共に、機関の運転状態を検出する運転状態
検出手段と、該運転状態検出手段を介して検出し
た機関の運転状態に応じて前記アクチユエータに
供給する制御信号を最適制御する制御手段とを設
け、機関の運転状態に応じて前記両レゾネータの
共鳴周波数をそれぞれ最適制御するように構成し
たことを特徴とする内燃機関の騒音低減装置。 A variable adjustable resonator comprising a piston forming a variable volume resonance chamber and an actuator that moves the piston to change the volume of the resonance chamber is connected to an intake passage and an exhaust passage of the engine, and an operating state detecting means for detecting the operating state of the engine; and a control means for optimally controlling a control signal supplied to the actuator according to the operating state of the engine detected through the operating state detecting means. 1. A noise reduction device for an internal combustion engine, characterized in that the resonant frequencies of the two resonators are optimally controlled depending on the respective resonators.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16781885U JPS6274165U (en) | 1985-10-30 | 1985-10-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16781885U JPS6274165U (en) | 1985-10-30 | 1985-10-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6274165U true JPS6274165U (en) | 1987-05-12 |
Family
ID=31100108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16781885U Pending JPS6274165U (en) | 1985-10-30 | 1985-10-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6274165U (en) |
-
1985
- 1985-10-30 JP JP16781885U patent/JPS6274165U/ja active Pending
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