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    • 1. 发明授权
    • Engine operated machine
    • 发动机操作机
    • US07015662B2
    • 2006-03-21
    • US10778546
    • 2004-02-17
    • Tsutomu WakitaniToshiaki KawakamiToshinori InagawaYoshihisa Shinogi
    • Tsutomu WakitaniToshiaki KawakamiToshinori InagawaYoshihisa Shinogi
    • H02P5/22
    • H02K21/22A01D34/78A01D69/025H02P6/18H02P9/00
    • The invention makes an output sharing of an engine and an electric motor proper so as to suitably drive a load. When a throttle opening degree variation amount ΔV is within a ΔV1, an engine E can drive a power generator G at a rated revolution speed. A switching circuit 28 is switched in such a manner as to charge a battery 27 by a generated power. When the opening degree variation amount ΔV becomes larger than the ΔV1, a power assist of operating the power generator G as the electric motor is set to be standby. When the opening degree variation amount ΔV is more than ΔV2 (>ΔV1), the power assist is started. In the power assist, an angle advance amount is increased. When acceleration is insufficient, it is possible to further increase a conduction angle in stages.
    • 本发明使发动机和电动机的输出共享适当地驱动负载。 当节气门开度变化量DeltaV处于DeltaV 1以内时,发动机E能以额定转速驱动发电机G。 切换电路28以对所产生的电力对电池27充电的方式进行切换。 当开度变化量DeltaV变得大于DeltaV 1时,将作为电动机的发电机G的动力辅助设定为待机。 当开度变化量DeltaV大于DeltaV 2(> DeltaV 1)时,开始动力辅助。 在动力辅助中,角度提前量增大。 当加速度不足时,可以进一步增大导通角。
    • 2. 发明授权
    • Engine starting device
    • 发动机启动装置
    • US06840203B2
    • 2005-01-11
    • US10462677
    • 2003-06-17
    • Tsutomu WakitaniToshinori Inagawa
    • Tsutomu WakitaniToshinori Inagawa
    • F02D29/02F02D45/00F02N11/00F02N11/08H02P6/16F02N17/00
    • F02N19/005F02N11/04F02N11/0848F02N11/0859F02N2019/007
    • Engine starting performance is enhanced by a brushless motor having no rotor position detecting sensor. In the first place an engine is rotated forward and then is reversely rotated to overcome a high load region of the engine. Then, the engine is accelerated and rotated forward and started. In a light load region of the engine, the engine is immediately accelerated and normally rotated. It is judged whether the region of the engine is the high load region or light load region based on the rotation speed when the starting operation is started. After the starting operation is started, if the forward rotation speed reaches a first speed, and a second speed which is higher than the first speed is obtained even after predetermined time is elapsed, an immediate starting-judging section 36 outputs a detection signal to a starting/normal rotation control section 37.
    • 发动机起动性能由没有转子位置检测传感器的无刷电机增强。 首先,发动机向前旋转,然后反向旋转以克服发动机的高负载区域。 然后,发动机被加速并向前旋转并启动。 在发动机的轻负载区域中,发动机立即加速并正常旋转。 基于启动操作开始时的转速,判断发动机的区域是高负荷区域还是轻负荷区域。 在起动操作开始之后,如果正转速度达到第一速度,并且即使在经过预定时间之后也获得高于第一速度的第二速度,立即起动判断部分36将检测信号输出到 启动/正常旋转控制部37。
    • 3. 发明授权
    • Engine driven working machine
    • 发动机驱动作业机
    • US07762787B2
    • 2010-07-27
    • US11060801
    • 2005-02-18
    • Toshiaki KawakamiToshinori InagawaTsutomu Wakitani
    • Toshiaki KawakamiToshinori InagawaTsutomu Wakitani
    • F04B49/02B05B7/02
    • F04B49/02
    • In an engine drive washing machine, a discharge switch 10 is provided in a jet gun 5. When the switch 10 is turned off, an engine 1 is stopped. When the switch 10 is turned on, the engine 1 is started up to drive a pump 2. When an outlet pressure of the pump 2 is not lower than a predetermined value, a water-discharge valve in the gun 5 is opened to cause the water to be discharged. When the switch 10 is not turned off for a long time, the engine 1 is stopped. When an operator takes up the gun 5 to start the operation, the engine 1 is started up. The engine-drive type of washing machine is provided with a battery 13 for a starter motor, and the battery 13 is charged by a generator function of a starter-motor generator 3 during the operation of the engine 1.
    • 在发动机驱动式洗衣机中,喷射开关10设置在喷枪5中。当开关10关闭时,发动机1停止。 当开关10接通时,发动机1启动以驱动泵2.当泵2的出口压力不低于预定值时,喷枪5中的排水阀打开, 水排出。 当开关10长时间不关闭时,发动机1停止。 当操作者拿起喷枪5开始操作时,引擎1启动。 发动机驱动型洗衣机设置有用于起动电动机的电池13,并且在发动机1的操作期间通过起动电动发电机3的发电机功能对电池13进行充电。
    • 4. 发明授权
    • Engine starting device with a starter-generator
    • 发动机起动装置与起动发电机
    • US07105944B2
    • 2006-09-12
    • US10461368
    • 2003-06-16
    • Tsutomu WakitaniToshinori Inagawa
    • Tsutomu WakitaniToshinori Inagawa
    • H02P9/00H02P3/06
    • F02N11/04F02N11/0811F02N11/0848F02N19/005F02N2019/007
    • A starter motor is prevented from being rotated together with an engine after the start of a engine. When motor speed exceeds the cranking speed after the start of the engine, a speed judging section 36 judges that the starter motor is rotated together with the engine. A current-supply stopping section 38 commands to stop energizing a motor 3a in response to the judge. After the electricity supply is stopped, if the rotation speed is reduced to a value close to the cranking speed, judging section 36 outputs a signal to cancel the current-supply stopping commands from the current-supply stopping section 38. The detection of the motor speed is also continued even after the ignition, and if the speed is further increased, the speed detection is stopped. If the speed is increased to a value showing complete explosion, the speed judging section 36 switches the relays to a generator.
    • 起动马达在发动机起动之后被防止与发动机一起旋转。 当发动机起动后电机转速超过起动转速时,速度判定部36判断起动电动机与发动机一起转动。 电流供给停止部38响应于判断,指示停止对电动机3a通电。 在供电停止后,如果转速降低到接近起动转速的值,则判断部36输出从电流供给停止部38取消供电停止指令的信号。 即使在点火之后电机速度的检测也是持续的,如果速度进一步提高,则停止速度检测。 如果速度增加到显示完全爆炸的值,速度判断部分36将继电器切换到发电机。
    • 6. 发明授权
    • Method for starting an electric brushless rotating machine for driving an internal combustion engine
    • 用于启动用于驱动内燃机的电动无刷旋转机的方法
    • US06774590B2
    • 2004-08-10
    • US10282053
    • 2002-10-29
    • Toshinori InagawaYoshihiro IijimaMitsuru NakamuraTsutomu Wakitani
    • Toshinori InagawaYoshihiro IijimaMitsuru NakamuraTsutomu Wakitani
    • H02P622
    • H02P6/20
    • A method of starting an electric brushless rotating machine is provided where a large startup torque is obtained with no use of any rotor position detecting device and the forced commutation can be switched to normal energization easily and smoothly. At the startup stage, any two of three-phase stator windings are energized for initial magnetization (Steps S1 and S2) to hold the magnetic rotor at a position. Then, the windings of the phases are energized in a sequence while gradually increasing the level of the energization (Step S3). During the forced commutation, the magnetic rotor is rotated by a rotating position detecting signal generated from a voltage signal induced on the not-energized windings to drive the output shaft of an engine. Then, the energization is canceled when the number of revolutions in the internal combustion engine determined from the rotating position detecting signal reaches its predetermined level.
    • 提供一种启动电动无刷旋转机的方法,其中在不使用任何转子位置检测装置的情况下获得大的启动转矩,并且强制换向可以容易且平稳地切换到正常通电。 在启动阶段,任意两个三相定子绕组通电用于初始磁化(步骤S1和S2),以将磁转子保持在一个位置。 然后,在逐渐增加通电电平的同时,顺序地使相的绕组通电(步骤S3)。 在强制换向期间,磁转子由从未通电的绕组上感应的电压信号产生的旋转位置检测信号旋转,以驱动发动机的输出轴。 然后,当从旋转位置检测信号确定的内燃机中的转数达到其预定水平时,通电被取消。
    • 7. 发明申请
    • Cogeneration system
    • 热电联产系统
    • US20090206600A1
    • 2009-08-20
    • US12321518
    • 2009-01-22
    • Ariko HorieYoshinori NakagawaTsutomu Wakitani
    • Ariko HorieYoshinori NakagawaTsutomu Wakitani
    • F02C6/18
    • F01K13/02Y02E20/14
    • In a cogeneration system having a power plant that includes a generator and an internal combustion engine for driving the generator such that exhaust heat of the engine is supplied to a thermal load, there are provided a battery, a controller that controls operation of the thermal load, a main switch disposed to be operable by an operator, a microprocessor that controls operation of the power plant when the main switch is turned on by the operator, and an external terminal adapted to transmit an activation signal to the controller upon manipulation by the operator when the main switch is kept off. In the system, the microprocessor is operated by power supplied from the battery in response to the activation signal so as to activate the power plant. With this, even when the operator stays at a place away from the main switch, the power plant can be activated to supply power to electrical loads.
    • 在具有包括发电机和发动机的发电厂的发电厂的热电联供系统中,用于驱动发电机使得发动机的排热被供给到热负荷,设置有电池,控制热负荷运行的控制器 设置成由操作员操作的主开关,当操作者接通主开关时控制发电厂的操作的微处理器,以及适于在操作者操作时向控制器发送激活信号的外部端子 当主开关断开时。 在该系统中,微处理器响应激活信号由电池提供的电力进行操作,从而激活电厂。 这样,即使操作人员停留在远离主开关的地方,也可以启动发电厂为电力负载供电。
    • 8. 发明申请
    • Cogeneration system
    • 热电联产系统
    • US20080197630A1
    • 2008-08-21
    • US12069746
    • 2008-02-13
    • Tsutomu WakitaniHiroyuki EguchiYoshinori Nakagawa
    • Tsutomu WakitaniHiroyuki EguchiYoshinori Nakagawa
    • F02D29/06F02G5/00
    • H02J9/062Y02E20/14Y10T307/62
    • In a cogeneration system having a power plant comprising a generator connected to an AC power feed line between a power network and an electrical load and an internal combustion engine for driving the generator and for supplying its exhaust heat to a thermal load, the power supply from the generator to the power network is interrupted by turning off a switch installed in the feed line when an outage of the power network is detected, and a battery for storing DC power is connected to an inverter circuit to invert the DC power to AC power, such that the inverted AC power of the battery and the output of the generator are supplied to the electrical load, thereby enabling to respond to a power network outage for preventing reverse flow of the power output by the cogeneration system into the power network and supplying as much electric power as possible to the electrical load.
    • 在具有发电设备的热电联产系统中,该发电设备包括连接到电力网络和电力负载之间的AC供电线路的发电机和用于驱动发电机并用于将其排放热量供应给热负载的内燃机, 当检测到电力网络中断时,通过关闭安装在馈电线路上的开关来中断发电机,并且将用于存储直流电力的电池连接到逆变器电路以将DC电力反转到AC电力, 使得电池的反相AC电力和发电机的输出被提供给电力负载,从而能够响应于电力网络中断,以防止热电联产系统输出到电力网络的功率的反向流动并作为 尽可能多的电力到电力负载。
    • 9. 发明授权
    • Self-propelled working machine
    • 自走式工作机
    • US07305778B2
    • 2007-12-11
    • US10980524
    • 2004-11-03
    • Tsutomu WakitaniNorikazu ShimizuToshiaki Kawakami
    • Tsutomu WakitaniNorikazu ShimizuToshiaki Kawakami
    • E01H5/09
    • F02D41/042E01H5/04
    • A self-propelled working machine has a pair of transporting parts, a working part, an engine for driving at least the working part, and a main switch for turning the engine on and off. A locomotion preparation switch produces a command for moving the transporting parts when turned on and produces a stop command for stopping movement of the transporting parts when turned off. A locomotion speed setting member orders a target locomotion speed of the transporting parts. A work switch switches the working part on and off. A control part stops the engine when a first condition that the main switch is on, a second condition that the locomotion preparation switch is off, a third condition that the transporting parts have stopped moving and the target locomotion speed ordered by the locomotion speed setting member is zero, and a fourth condition that the work switch is off, are satisfied.
    • 自走式加工机具有一对输送部件,工作部件,至少用于驱动工作部件的发动机以及用于使发动机打开和关闭的主开关。 运动准备开关在打开时产生用于移动运输部件的命令,并且当关闭时产生用于停止运送部件的运动的停止命令。 运动速度设定部件订购运送部件的目标运动速度。 工作开关打开和关闭工作部件。 控制部在主开关第一状态,运动准备开关关闭的第二状态,运送部停止移动的第三状态和运动速度设定部件所规定的目标运动速度的情况下,停止发动机 为零,并且满足工作开关关闭的第四条件。