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    • 15. 发明专利
    • GASOLINE COMPOSITION
    • JPH0693275A
    • 1994-04-05
    • JP26952592
    • 1992-09-11
    • TONEN CORP
    • ITO TEIHASEGAWA YUTAKAOZAKI TSUTOMU
    • C10L1/04C10L1/16C10L1/18C10L1/182C10L10/10
    • PURPOSE:To provide a specific composition low in the ozone-forming capability of the exhaust gas resulting from its combustion because of the photochemical reactivity of exhaust gas, thus favorable in terms of dealing with photochemical smog. CONSTITUTION:The composition with the fuel ozone index defined by the formula [Ci is the concentration (wt.%) of nonmethane organic gas component i contained in the gasoline composition; MIRi is MIR value for the component i] falling at or below 3. To obtain this composition, the respective ozone indices for gasoline base oils such as alkylates, catalytically cracked gasolines, or light naphtha are determined, in advance, by calculation using the above- mentioned formula after separating, with e.g. gas chromatography, identifying and quantifying the components of the respective base oils; then, these base oils are combined, while considering their proportions (wt.%), so that the density (at 15 deg.C) come to , RON value >=89, MON value >=80, 10% distilling- off temperature
    • 19. 发明专利
    • Air/fuel ratio control equipment for an internal combustion engine
    • 用于内燃机的空气/燃油比率控制设备
    • JPS5735135A
    • 1982-02-25
    • JP11121580
    • 1980-08-12
    • Toyota Motor Corp
    • KAWAI NOBUAKIOOTA ISAMUMATSUMURA HIROYUKIHASEGAWA YUTAKAKABANO KAZUYUKIKAMIMURA NORIHISAKITANO NOBUAKI
    • F02D41/14F01N3/22F02D21/08F02D21/10F02D33/00F02D35/00F02D43/00F02M23/04F02M25/06F02M25/07
    • PURPOSE: To reduce draft resistance in a fresh air introducing passage as well as to obtain cheaper air/fuel ratio control by supplying fresh air inhaled through a fresh air introducing valve to either an inlet or exhaust manifold through EGR passage in order to control the air/ fuel ratio.
      CONSTITUTION: A fresh air introducing valve 21 partitions a casing 22 into a vacuum room 24 and a high pressure room 25 with a diaphragm 23, while the high pressure room 25 is separated from a fresh air room 28 with partition No. 1, 27. The fresh air room 28 is separated from a reed valve room 30 with partition No. 2, 29, while a valve port 31 located at the centre of the partition 29 is opened/closed by means of a valve disc 33 attached, via a valve spindle 32, to the diaphragm 23. The said vacuum room 24 is connected to an inlet manifold 2 via a vacuum passage No. 1, 4, provided with a reducer 9, while the high pressure room 25 is connected to the vacuum passage 4 via a vacuum passage No. 2, 5, provided with a pressure change- over valve 10. The fresh air room 28 is connected to an air cleaner 16 via a passage 6. The pressure change-over valve 10 is changed over depending on the output from an O
      2 sensor 12 in order to control the volume of fresh air flowing into an EGR passage 7.
      COPYRIGHT: (C)1982,JPO&Japio
    • 目的:为了减少新鲜空气导入通道中的防风电力,以及通过将新鲜空气引入阀吸入新鲜空气通过EGR通道进入或排出歧管,以便控制空气,从而获得更便宜的空气/燃料比控制 /燃料比。 构成:新鲜空气引入阀21将壳体22分隔成具有隔膜23的真空室24和高压室25,同时高压室25与分隔件1,27的新鲜空气室28分离。 新鲜空气室28与具有分隔件2,29的簧片阀室30分离,同时位于分隔件29的中心的阀口31通过阀盘33打开/关闭,该阀盘通过阀 主轴32连接到隔膜23.所述真空室24通过设置有减速器9的真空通道1,4连接到入口歧管2,而高压室25通过真空通道4连接到真空通道4 设置有压力切换阀10的真空通路No.2,55。新鲜空气室28经由通路6与空气滤清器16连接。压力转换阀10根据输出而被切换 从O2传感器12输出,以便控制流入EGR通道7的新鲜空气的体积。