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    • 1. 发明授权
    • Liquid fuel pressurization and control method
    • 液体燃料加压和控制方法
    • US5873235A
    • 1999-02-23
    • US990467
    • 1997-12-15
    • Robert W. BosleyEdward C. EdelmanSteven W. LampeRonald F. Miller
    • Robert W. BosleyEdward C. EdelmanSteven W. LampeRonald F. Miller
    • F02C7/228F02C7/236F02C9/26F04D5/00F04D29/18
    • F02C7/236F02C7/228F02C7/2365F02C9/26F02C9/263F04D29/188F04D5/002
    • A liquid fuel pressurization and control system is disclosed which utilizes either a helical flow pump, or a helical flow pump followed by a gear pump, to pressurize liquid fuel to precisely the pressure level required by a turbogenerator's combustor injectors. This eliminates the need to overpressurize the fuel then regulate the fuel pressure down using a flow control valve or a pressure control valve. The shaft torque and shaft speed of the pump are controlled by the turbogenerator's power controller so as to assure that the turbogenerator's speed is precisely controlled (e.g. within ten (10) rpm out of one hundred thousand (100,000) rpm), and that its turbine exhaust temperature is precisely controlled (e.g. within two (2) degrees Fahrenheit out of twelve hundred (1200) degrees Fahrenheit) over the full range of turbogenerator electrical output power. The system also provides cool, high pressure air to assist atomization of the liquid fuel in the injectors utilizing a variable speed helical flow compressor. The system also adjusts the relative fuel flow through the multiple fuel injectors to aid flame stability at low turbogenerator speeds and low output power levels.
    • 公开了一种液体燃料加压和控制系统,其利用螺旋流泵或螺旋流泵,随后由齿轮泵将液体燃料加压至精确地由涡轮发电机的燃烧器喷射器所需的压力水平。 这消除了对燃料进行过压的需要,然后使用流量控制阀或压力控制阀调节燃料压力。 泵的轴扭矩和轴速度由涡轮发电机的功率控制器控制,以确保涡轮发电机的速度被精确地控制(例如,在十万(10)rpm之内,十万(10万)rpm),并且其涡轮机 在整个涡轮发电机电力输出功率范围内,排气温度被精确控制(例如在华氏二百二十度(华氏二度)二摄氏度以内)。 该系统还提供冷却的高压空气,以利用变速螺旋流压缩机来辅助喷射器中的液体燃料雾化。 该系统还调节通过多个燃料喷射器的相对燃料流量,以帮助在低涡轮发电机速度和低输出功率水平下的火焰稳定性。
    • 5. 发明授权
    • Liquid fuel pressurization and control system
    • 液体燃料加压和控制系统
    • US5752380A
    • 1998-05-19
    • US730941
    • 1996-10-16
    • Robert W. BosleyEdward C. EdelmanSteven W. LampeRonald F. Miller
    • Robert W. BosleyEdward C. EdelmanSteven W. LampeRonald F. Miller
    • F02C7/228F02C7/236F02C9/26F04D5/00F04D29/18
    • F02C7/236F02C7/228F02C7/2365F02C9/26F02C9/263F04D29/188F04D5/002
    • A liquid fuel pressurization and control system is disclosed which utilizes either a helical flow pump, or a helical flow pump followed by a gear pump, to pressurize liquid fuel to precisely the pressure level required by a turbogenerator's combustor injectors. This eliminates the need to overpressurize the fuel then regulate the fuel pressure down using a flow control valve or a pressure control valve. The shaft torque and shaft speed of the pump are controlled by the turbogenerator's power controller so as to assure that the turbogenerator's speed is precisely controlled (e.g. within ten (10) rpm out of one hundred thousand (100,000) rpm), and that its turbine exhaust temperature is precisely controlled (e.g. within two (2) degrees Fahrenheit out of twelve hundred (1200) degrees Fahrenheit) over the full range of turbogenerator electrical output power. The system also provides cool, high pressure air to assist atomization of the liquid fuel in the injectors utilizing a variable speed helical flow compressor. The system also adjusts the relative fuel flow through the multiple fuel injectors to aid flame stability at low turbogenerator speeds and low output power levels.
    • 公开了一种液体燃料加压和控制系统,其利用螺旋流泵或螺旋流泵,随后由齿轮泵将液体燃料加压至精确地由涡轮发电机的燃烧器喷射器所需的压力水平。 这消除了对燃料进行过压的需要,然后使用流量控制阀或压力控制阀调节燃料压力。 泵的轴扭矩和轴速度由涡轮发电机的功率控制器控制,以确保涡轮发电机的速度被精确地控制(例如,在十万(10)rpm之内,十万(10万)rpm),并且其涡轮机 在整个涡轮发电机电力输出功率范围内,排气温度被精确控制(例如在华氏二百二十度(华氏二度)二摄氏度以内)。 该系统还提供冷却的高压空气,以利用变速螺旋流压缩机来辅助喷射器中的液体燃料雾化。 该系统还调节通过多个燃料喷射器的相对燃料流量,以帮助在低涡轮发电机速度和低输出功率水平下的火焰稳定性。
    • 6. 发明授权
    • Turbogenerator power control system
    • 涡轮发电机功率控制系统
    • US06495929B2
    • 2002-12-17
    • US09829035
    • 2001-04-09
    • Robert W. BosleyEdward C. EdelmanSteven W. LampeBrian W. Peticolas
    • Robert W. BosleyEdward C. EdelmanSteven W. LampeBrian W. Peticolas
    • H02P900
    • F04B47/022F02C9/56F05D2200/15H02P9/04
    • A power control system for a turbogenerator which provides electrical power to one or more pump-jack oil wells. When the induction motor of a pump-jack oil well is powered by three-phase utility power, the speed of the pump-jack shaft varies only slightly over the pumping cycle but the utility power requirements can vary by four times the average pumping power. This power variation makes it impractical to power a pump-jack oil well with a stand-alone turbogenerator controlled by a conventional power control system. This power control system comprises a turbogenerator inverter, a load inverter, and a central processing unit which controls the frequency and voltage/current of each inverter. Throughout the oil well's pumping cycle, the central processing unit increases or decreases the frequency of the load inverter in order to axially accelerate and decelerate the masses of the down hole steel pump rods and oil, and to rotationally accelerate and decelerate the masses of the motor rotors and counter balance weights. This allows kinetic energy to be alternately stored in and extracted from the moving masses of the oil well and allows the oil pumping power to be precisely controlled throughout the pumping cycle, resulting in a constant turbogenerator power requirement.
    • 用于涡轮发电机的功率控制系统,其向一个或多个泵 - 千斤顶油井提供电力。 当泵 - 千斤顶油井的感应电动机由三相公用电源供电时,泵 - 千斤顶轴的速度在泵送周期内仅略微变化,但是公用电力要求可以变化为平均泵送功率的四倍。 这种动力变化使得通过由常规功率控制系统控制的独立涡轮发电机为泵 - 千斤顶油提供动力是不切实际的。 该电力控制系统包括涡轮发电机逆变器,负载变换器和控制每个逆变器的频率和电压/电流的中央处理单元。 在整个油井的抽油循环中,中央处理单元增加或减少负荷变换器的频率,以便轴向加速和减速井下钢泵杆和油的质量,并使电机的质量转动加速和减速 转子和平衡重。 这允许动能交替地存储在油井的移动质量块中并从其中提取,并且允许在整个泵送循环期间精确地控制抽油功率,导致恒定的涡轮发电机功率需求。
    • 7. 发明授权
    • Turbogenerator power control system
    • 涡轮发电机功率控制系统
    • US06265786B1
    • 2001-07-24
    • US09181213
    • 1998-10-27
    • Robert W. BosleyEdward C. EdelmanSteven W. LampeBrian W. Peticolas
    • Robert W. BosleyEdward C. EdelmanSteven W. LampeBrian W. Peticolas
    • F01D1510
    • E21B47/0008F02C9/56F04B47/022F05D2200/15H02P9/04Y10T74/18182
    • A power control system for a turbogenerator which provides electrical power to pump-jack oil well. When the induction motor of a pump-jack is powered by three-phase utility power, the speed of the shaft varies only slightly over the pumping cycle but the utility power requirements can vary by four times the average pumping power. This variation makes it impractical to power a pump-jack oil well with a stand-alone turbogenerator controlled by a conventional power control system. This control system comprises a turbogenerator inverter, a load inverter, and a central processing unit which controls the frequency and voltage/current of each inverter. Throughout the pumping cycle, the processing unit increases or decreases the frequency of the load inverter in order to axially accelerate and decelerate the masses of the down hole pump rods and oil, and to rotationally accelerate and decelerate the motor rotors and counter balance weights. This allows kinetic energy to be alternately stored in and extracted from the moving masses of the oil well and allows the pumping power to be precisely controlled, resulting in a constant turbogenerator power requirement.
    • 一种用于涡轮发电机的功率控制系统,其为泵油井提供电力。 当泵 - 千斤顶的感应电动机由三相公用电力供电时,轴的转速在泵送循环中仅略微变化,但是公用电力要求可以变化为平均泵送功率的四倍。 这种变化使得通过由常规功率控制系统控制的独立涡轮发电机为泵 - 千斤顶油提供动力是不切实际的。 该控制系统包括涡轮发电机逆变器,负载变换器和控制每个逆变器的频率和电压/电流的中央处理单元。 在整个泵送循环期间,处理单元增加或减少负载变换器的频率,以便轴向地加速和减速井下泵杆和油的质量,并且使电动机转子和平衡重物旋转加速和减速。 这允许动能被交替地存储在油井的移动质量块中并从其中提取,并且允许精确地控制泵送功率,导致恒定的涡轮发电机功率需求。
    • 8. 发明授权
    • Turbogenerator power control system
    • US06325142B1
    • 2001-12-04
    • US09316896
    • 1999-05-22
    • Robert W. BosleyEdward C. Edelman
    • Robert W. BosleyEdward C. Edelman
    • E21B4300
    • E21B47/0008F02C9/56F04B47/022F05D2200/15H02P9/04
    • A power control system for a turbogenerator which provides electrical power to one or more pump-jack oil wells. When the induction motor of a pump-jack oil well is powered by three-phase utility power, the speed of the pump-jack shaft varies only slightly over the pumping cycle but the utility power requirements can vary by four times the average pumping power. This power variation makes it impractical to power a pump-jack oil well with a stand-alone turbogenerator controlled by a conventional power control system. This power control system comprises a turbogenerator inverter, a load inverter, and a central processing unit which controls the frequency and voltage/current of each inverter. Throughout the oil well's pumping cycle, the central processing unit increases or decreases the frequency of the load inverter in order to axially accelerate and decelerate the masses of the down hole steel pump rods and oil, and to rotationally accelerate and decelerate the masses of the motor rotors and counter balance weights. This allows kinetic energy to be alternately stored in and extracted from the moving masses of the oil well and allows the oil pumping power to be precisely controlled. Historical data on the load inverter's frequency versus time profile throughout previous pumping cycles, which resulted in nearly constant turbogenerator power requirements, is utilized to further reduce variations in power.
    • 10. 发明授权
    • Hydrostatic augmentation of a compliant foil hydrodynamic fluid film
thrust bearing
    • 柔性箔流体动力流体薄膜推力轴承的静水膨胀
    • US5827040A
    • 1998-10-27
    • US662250
    • 1996-06-14
    • Robert W. BosleyRonald F. Miller
    • Robert W. BosleyRonald F. Miller
    • F01D25/16F01D25/22F02C7/06F04D29/04F16C17/04F16C17/12F16C32/06F16C33/10F16C37/00F01D3/04
    • F04D29/051F01D25/168F01D25/22F04D29/0513F16C17/042F16C32/0614F16C32/0692F16C33/1085F16C37/002
    • A system to hydrostatically augment the thrust load capacity of a bilateral compliant foil hydrodynamic fluid film thrust bearing for a turbomachine is disclosed. A plurality of channels and fixed orifices are provided in the bearing thrust plate to deliver and regulate compressor bleed air flow to the compressor side of the bilateral compliant foil hydrodynamic fluid film thrust bearing which includes additional channels and orifices to direct the bleed air against the bearing rotor thrust disk. After impinging on the rotor thrust disk, the bleed air flow exits the thrust bearing through a plurality of variable orifices comprised of the hydrodynamic thrust bearing elements which are controlled in their flow conductance by the axial position of the rotor thrust disk. The bleed air may then pass through the adjacent journal bearing which functions as a fixed orifice. The interaction of the fixed orifices and variable orifices establishes a pressure differential across and a net force applied to the bearing rotor thrust disk that varies as a function of the axial position of the bearing rotor thrust disk. Further, the bleed air from the bearing rotor thrust disk being delivered to the compliant foil hydrodynamic fluid film journal bearing of the turbomachine serves to cool the journal bearing.
    • 公开了一种用于水轮机增强用于涡轮机的双向柔性箔流体动力流体膜推力轴承的推力承载能力的系统。 在轴承推力板中设有多个通道和固定孔,用于输送和调节压缩机排出空气流到双边柔性箔流体动力流体膜止推轴承的压缩机侧,该推力轴承包括另外的通道和孔口,以将放气引导到轴承 转子推力盘。 在撞击到转子推力盘上之后,排出气流通过多个可变孔口离开推力轴承,该可变孔口由流体动力推力轴承元件组成,这些可变孔口通过转子推力盘的轴向位置被控制在其流动传导中。 然后,排出的空气可以通过作为固定孔的相邻的轴颈轴承。 固定孔和可变孔的相互作用确定了施加到轴承转子推力盘上的压力差和作为轴承转子推力盘的轴向位置变化的净力。 此外,来自轴承转子推力盘的排放空气被输送到涡轮机的柔性箔流体动力流体膜轴颈轴承用于冷却轴颈轴承。