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    • 42. 发明授权
    • Method and device for controlling an internal combustion engine
    • 用于控制内燃机的方法和装置
    • US07765983B2
    • 2010-08-03
    • US11664144
    • 2005-08-10
    • Gerhard EserHong Zhang
    • Gerhard EserHong Zhang
    • F02M37/00
    • F02M63/0225F01L1/34F02D41/0002F02D41/221F02D2041/001F02D2041/2048F02D2250/26F02D2250/38
    • An internal combustion engine is provided with at least one modulator for adjusting an air mass in a cylinder. It is also provided with an injection valve for metering fuel to which fuel is supplied via a fuel supply device. A maximum fuel quantity which can be metered to the cylinder per working stroke is determined. Depending on the maximum meterable fuel quantity, a maximum producible torque is determined. An air mass flow is determined depending on an air/fuel ratio to be adjusted and the maximum meterable fuel quantity is adjusted by controlling the at least one modulator for adjusting the air mass. The injection valve is controlled in accordance with the maximum meterable fuel quantity when the required torque is greater or equal the maximum producible torque.
    • 一个内燃机设置有至少一个用于调节气缸中空气质量的调制器。 它还设置有用于计量经由燃料供应装置供应燃料的燃料的喷射阀。 确定可以每工作行程计量到气缸的最大燃料量。 根据最大可计量燃油量,确定最大可产生的转矩。 空气质量流量根据要调节的空气/燃料比确定,并且通过控制用于调节空气质量的至少一个调制器来调节最大可计量燃料量。 当所需扭矩大于或等于最大可产生扭矩时,根据最大可计量燃料量来控制喷射阀。
    • 46. 发明授权
    • Method and device for controlling an internal combustion engine
    • 用于控制内燃机的方法和装置
    • US07654236B2
    • 2010-02-02
    • US11659553
    • 2005-07-07
    • Jürgen DinglGerhard SchoppHong Zhang
    • Jürgen DinglGerhard SchoppHong Zhang
    • F01L1/34
    • F02D41/0002F02D41/18F02D2041/001F02D2041/002F02D2200/0406Y02T10/18Y02T10/42
    • An internal combustion engine comprises an intake tract in which a throttle valve is disposed. The engine also comprises a camshaft which acts on gas inlet valves associated with respective cylinders. A phase-adjustment device is used to adjust a phase between the camshaft and a crankshaft. A desired air mass flow in a combustion chamber of the cylinder is determined depending on a charge requirement requested by the driver. The desired air mass flow is adjusted by varying the phase between the camshaft and the crankshaft if the desired air mass flow can be adjusted by varying the phase while substantially maintaining an actual pressure difference upstream and downstream of the throttle valve. Otherwise, the desired air mass flow is adjusted by varying the opening angle of the throttle valve.
    • 内燃机包括其中设置有节流阀的进气道。 发动机还包括作用在与各气缸相关联的气体入口阀上的凸轮轴。 相位调整装置用于调节凸轮轴和曲轴之间的相位。 根据驾驶员要求的充电要求确定气缸的燃烧室中所需的空气质量流量。 如果可以通过改变相位来调节所需的空气质量流量,同时基本上保持节气门上游和下游的实际压力差,则通过改变凸轮轴和曲轴之间的相位来调节所需的空气质量流量。 否则,通过改变节流阀的打开角来调节所需的空气质量流量。
    • 48. 发明申请
    • TWO-CHANNEL PLASTIC OPTICAL FIBER (POF) ROTARY JOINT
    • 双通道塑料光纤(POF)旋转接头
    • US20090310911A1
    • 2009-12-17
    • US12434930
    • 2009-05-04
    • Boying B. ZhangHong Zhang
    • Boying B. ZhangHong Zhang
    • G02B6/42G02B6/04
    • G02B6/3604G02B6/02033
    • The present invention connects two independent plastic optical fiber channels simultaneously, in which optic signals can be transmitted along two optic passes through a single mechanical rotational interface. The first channel of light path consists of a pair of plastic optic fibers with larger-core, co-axially fixed in 2 holders respectively. The light signal from one of the fiber can be directly coupled into another fiber. A number of smaller-core plastic optic fibers for second channel of light path are circumferentially arranged in the peripheral space of the first channel fibers. They are blind-spot free during rotation and are ideal for machine control applications such as SERCOS Interfaces. The rugged design permits underwater usage. Damaged fibers can be easily replaced without costly repairs of the device itself.
    • 本发明同时连接两个独立的塑料光纤通道,其中光信号可以沿着两个光学通道传输通过单个机械旋转界面。 光路的第一个通道由一对具有较大芯,同轴固定在2个支架中的塑料光纤组成。 来自一个光纤的光信号可以直接耦合到另一个光纤中。 用于第二通道光路的多个小芯塑料光纤沿周向布置在第一通道光纤的外围空间中。 它们在旋转过程中无盲点,非常适用于诸如SERCOS接口之类的机器控制应用。 坚固的设计允许水下使用。 损坏的纤维可以方便地更换,而不需要对设备本身进行昂贵的维修。