JPS5919961U - Intake bypass control device for gasoline engines for vehicles - Google Patents
Intake bypass control device for gasoline engines for vehiclesInfo
- Publication number
- JPS5919961U JPS5919961U JP11350082U JP11350082U JPS5919961U JP S5919961 U JPS5919961 U JP S5919961U JP 11350082 U JP11350082 U JP 11350082U JP 11350082 U JP11350082 U JP 11350082U JP S5919961 U JPS5919961 U JP S5919961U
- Authority
- JP
- Japan
- Prior art keywords
- control device
- bypass control
- intake bypass
- negative pressure
- intake
- 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
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第・１図は従来の燃料供給回路にバイパス空気通路を設
けた図、第２図は吸気マニュホールド負圧と抵抗値との
関係を示す図、第３図は吸気マニュホールド負圧とバイ
パス空気流量との関係を示す図、第４図はソレノイドバ
ルブを作動させる第１の実施例における制御回路の構成
を示す図、第５図は第４図に示す制御回路のａ点、ｂ点
、Ｃ点における電圧Ｖａ、 Ｖｂ、 Ｖｃの関係を示す
図、第６図は第４図に示す制御回路のａ点、ｂ点、Ｃ点
、ｄ点、ｅ点の関係を示す図、第７図はａ、 ｂ、
ｃ。
ｄという４種類の設定された負圧値におけるエンジン回
転数とバイパス空気流量との関係を示す図、第８図はソ
レノイドバルブを作動させる第２の実施例における制御
回路の構成を示す図、第９図は第８図に示す制御回路の
ｈ点、ｉ点、ｊ点、０点における電圧Ｖｈ、 Ｖｉ、
Ｖｊ、 Ｖｏの関係を示す図、第１０図はエンジン回転
数と電圧との関係を示す図、第１１図はソレノイドバル
ブを作動させる第３の実施例における制御回路の構成を
示す図、第１２図は第１１図に示す制御回路のに点、ｍ
点における電圧ＶｋＸＶｍの関係を示す図、第１３図は
スロットル弁開度とスロットル負圧との関係を示 ゛
す図である。
１１、 １２． １３． １４． １５． １６． ２
１゜２２．２３，２４．６１．６２・・・演算増幅器、
Ｒ１，Ｒ２，Ｒ３，Ｒ４，Ｒ５，Ｒ６，Ｒ７，Ｒ８，Ｒ
８，Ｒｌｏ。
Ｒ１１，Ｒ□２．Ｒ□３．Ｒ工１． Ｒ３１，Ｒ３２，
Ｒ，、Ｒあ＋ Ｒ３Ｓ＋Ｒ３６，Ｒ３７，Ｒ３８，Ｒ３
９，Ｒ，。＋ Ｒ４１ｓ Ｒ４゜ｔ Ｒ８１１Ｒ８２１
Ｒ８３，Ｒ８４，Ｒ８５，Ｒ８６，Ｒ８□・・・抵抗器
、１７・・・ＡＮＤゲート、１８・・・ＮＯＲゲート、
Ｔｒ・・・トランジスタ、ＳＶ・・・ソレノイドバルブ
、Ｐｒ・・・圧力センサー、９゜２０．５０．５１・・
・コンデンサー、ＤＯ□、 Ｄｏ２・・・ダイオード。
警↑ ”°゛
θ エンジン回線（灯刊）第１３図
ム
ス０ットル４ｔ−庸度Figure 1 is a diagram showing a conventional fuel supply circuit with a bypass air passage, Figure 2 is a diagram showing the relationship between intake manifold negative pressure and resistance value, and Figure 3 is a diagram showing the relationship between intake manifold negative pressure and bypass air. FIG. 4 is a diagram showing the configuration of the control circuit in the first embodiment for operating the solenoid valve. FIG. 5 is a diagram showing the relationship between the flow rate and the flow rate. FIG. FIG. 6 is a diagram showing the relationship between the voltages Va, Vb, and Vc at points. FIG. 6 is a diagram showing the relationship between points a, b, C, d, and e of the control circuit shown in FIG. 4. FIG. a, b,
c. Figure 8 is a diagram showing the relationship between the engine speed and the bypass air flow rate at four set negative pressure values, d. Figure 9 shows the voltages Vh, Vi, and at points h, i, j, and 0 of the control circuit shown in Figure 8.
Figure 10 is a diagram showing the relationship between Vj and Vo; Figure 10 is a diagram showing the relationship between engine speed and voltage; Figure 11 is a diagram showing the configuration of a control circuit in the third embodiment that operates the solenoid valve; The figure shows the control circuit shown in FIG.
FIG. 13 is a diagram showing the relationship between the throttle valve opening and the throttle negative pressure. 11, 12. 13. 14. 15. 16. 2
1゜22.23, 24.61.62... operational amplifier,
R1, R2, R3, R4, R5, R6, R7, R8, R
8, Rlo. R11, R□2. R□3. R-work 1. R31, R32,
R,,Ra+R3S+R36,R37,R38,R3
9.R. + R41s R4゜t R811R821
R83, R84, R85, R86, R8□...Resistor, 17...AND gate, 18...NOR gate,
Tr...Transistor, SV...Solenoid valve, Pr...Pressure sensor, 9゜20.50.51...
・Capacitor, DO□, Do2...diode. ↑ ”°゛θ Engine line (light edition) Figure 13 Mus 0 liter 4 t-normality
Claims (3)
ルドから成る車輌用ガソリン機関において、該エアクリ
ーナーと吸気マニュボールドとを直接連通ずる空気通路
を設け、該空気通路中に通路を通過する空気流量を連続
的に可変きせる制御弁を配設したことを特徴とする吸気
バイパス制御装置。(1) In a vehicle gasoline engine consisting of an air cleaner, a fuel supply device, and an intake manifold, an air passage is provided that directly communicates the air cleaner and the intake manifold, and the air flow rate passing through the air passage is controlled. An intake bypass control device characterized by having a continuously variable control valve.
ことを特徴とする実用新案登録請求の範囲第１項記載の
吸気バイパス制御装置。(2) The intake bypass control device according to claim 1, wherein the operation of the control valve is controlled by a negative pressure sensor.
り制−升の動作を制御する実用新案登録語、 求の範
囲第１項記載の吸気バイパス制御装置。 ＋−，（４）、負圧センサーの入力をスロットル負圧と
した、・ ことを特徴とする実用新案登録請求の範囲第
２□ 項及び第３項記載の吸気バイパス制御装置
。(3) The intake bypass control device as described in Paragraph 1 of the Registered Utility Model, Scope of Request, which controls the operation of the throttle based on the comparative output of a negative pressure sensor and the engine speed. +-, (4) The intake bypass control device according to claims 2□ and 3, characterized in that the input of the negative pressure sensor is the throttle negative pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11350082U JPS5919961U (en) | 1982-07-27 | 1982-07-27 | Intake bypass control device for gasoline engines for vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11350082U JPS5919961U (en) | 1982-07-27 | 1982-07-27 | Intake bypass control device for gasoline engines for vehicles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5919961U true JPS5919961U (en) | 1984-02-07 |
Family
ID=30262713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11350082U Pending JPS5919961U (en) | 1982-07-27 | 1982-07-27 | Intake bypass control device for gasoline engines for vehicles |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5919961U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56156450A (en) * | 1980-05-06 | 1981-12-03 | Toyota Motor Corp | Air-to-fuel ratio controller for engine |
-
1982
- 1982-07-27 JP JP11350082U patent/JPS5919961U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56156450A (en) * | 1980-05-06 | 1981-12-03 | Toyota Motor Corp | Air-to-fuel ratio controller for engine |
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