CN1242883A - 用于涡轮/交流发电机的共轴电气系统 - Google Patents
用于涡轮/交流发电机的共轴电气系统 Download PDFInfo
- Publication number
- CN1242883A CN1242883A CN97181247A CN97181247A CN1242883A CN 1242883 A CN1242883 A CN 1242883A CN 97181247 A CN97181247 A CN 97181247A CN 97181247 A CN97181247 A CN 97181247A CN 1242883 A CN1242883 A CN 1242883A
- Authority
- CN
- China
- Prior art keywords
- circuit
- electrical system
- output
- inverter
- alternating current
- 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.)
- Granted
Links
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
- H02P9/48—Arrangements for obtaining a constant output value at varying speed of the generator, e.g. on vehicle
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
- H02P9/04—Control effected upon non-electric prime mover and dependent upon electric output value of the generator
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/10—Adaptations for driving, or combinations with, electric generators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/26—Starting; Ignition
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/26—Starting; Ignition
- F02C7/268—Starting drives for the rotor, acting directly on the rotor of the gas turbine to be started
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/26—Starting; Ignition
- F02C7/268—Starting drives for the rotor, acting directly on the rotor of the gas turbine to be started
- F02C7/275—Mechanical drives
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
- F02N11/00—Starting of engines by means of electric motors
- F02N11/04—Starting of engines by means of electric motors the motors being associated with current generators
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T24/00—Buckles, buttons, clasps, etc.
- Y10T24/20—Paper fastener
- Y10T24/201—Paper fastener with screw threaded or notch engaging securing means
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T24/00—Buckles, buttons, clasps, etc.
- Y10T24/20—Paper fastener
- Y10T24/202—Resiliently biased
Abstract
一种涡轮/交流发电机的电气系统,涡轮/交流发电机包含燃气驱动涡轮和共轴旋转的永磁交流发电机,电气系统包含逆变电路,可连接到交流输出电路或交流发电机的定子绕组之一上。在启动模式期间,控制电路把逆变电路转换连接到交流发电机的定子绕组上,在电力输出模式期间,把逆变电路转换连接到交流输出电路上。因此,在启动模式期间,交流发电机起到电动机的作用,把涡轮的转速提高到安全点火速度,在电力输出模式时,电气系统向交流输出电路输出频率与交流发电机的转速无关的电力。
Description
背景技术
燃气涡轮必须在燃料喷射和点燃之前由辅助装置驱动成以启动速度旋转,然后自持运作。以前,例如,已经用辅助电动或压缩空气电动机驱动的齿轮箱系统使涡轮旋转,并达到启动速度。“气”动力启动系统也用于小型涡轮,并通过把气流,尤其是空气对准到涡轮或压缩轮中使主转子旋转来操作。这些已有的系统很复杂,难以实现。
可以利用燃气涡轮驱动交流发电机来产生电力。交流发电机可以由自由涡轮来驱动,自由涡轮耦接到交流发电机的转子上,或者穿过齿轮箱。在这些系统中,必须精确地控制涡轮的速度,以把交流电流的输出保持在所需频率和电压上。
发明内容
根据本发明,把具有永磁转子的交流发电机连接到主涡轮转子上,以便可以启动涡轮并产生电力。这里描述的电气系统可以使转子以各种速度工作,而与转子速度的输出频率和电压无关。该电气系统独特地引入了逆变器,在启动模式工作下以及在功率产生模式工作下都能输出适当的电压和频率。
电气系统用于在启动模式期间使涡轮旋转,然后在涡轮达到其正常工作状态时,从交流发电机中取出电力。在启动时,交流发电机起到电动机的作用。电气系统在启动时的作用包含电力升压、电力转换和控制,以向交流发电机提供例如三相交流电力。频率和电压都是作为时间和转速的函数来控制的。在启动期间从直流源(例如电池)或者从交流电源之一获得电气系统的电力。根据转子位置反馈,启动电路可以起到开环控制系统或者闭环控制系统的作用。
当通过控制燃料和空气的燃烧而提供能力,使涡轮在极高速旋转时接近正常工作条件时,用于初始时把交流发电机驱动成电动机的电路自动被重新配置成从交流发电机接收能量。接着,可以从电气系统取出所希望电压和频率的三相电。
简言之,根据本发明,涡轮/交流发电机的电气系统包含燃气驱动涡轮和共轴旋转的交流发电机。交流发电机具有永磁转子和定子绕组。定子电路连接到定子绕组上。直流汇流线向逆变电路提供电力。逆变电路的输出连接到交流输出电路上或者通过第一接触器连接到定子电路上。整流器连接在定子电路与直流汇流线之间。信号发生器由从共轴旋转取得的信号驱动,开环波形发生器产生与共轴旋转无关的波形。第二接触器把信号发生器或开环波形发生器之一连接到使逆变电路转换的驱动器上。临时电源向直流汇流线提供电力。在启动模式期间,控制电路把第一接触器转换成把逆变电路连接到定子电路上,把第二接触器转换成把信号发生器连接到驱动器(更佳地为一脉宽调制器)上。在电力输出模式期间,控制电路把第一接触器转换成使逆变器从定子电路上断开,把第二接触器转换成把开环波形发生器连接到驱动器上。在启动期间,交流发电机起到电动机的作用,以把涡轮的速度提高到安全点火速度。逆变器用于响应于信号发生器的信号对定子绕组进行整流。在电力输出模式期间,逆变器用于把交流发电机的整流输出转换成交流信号,响应于开环波形发生器加到交流输出电路上,从而产生频率与交流发电机的转速无关的电力。
根据较佳实施例,涡轮/交流发电机的电气系统包含燃气驱动涡轮和共轴旋转的交流发电机。交流发电机由永磁转子和定子绕组组成。定子绕组通过接触器连接到逆变电路上。逆变电路连接到直流汇流线上。逆变电路还连接到信号发生器上。一位置编码器连接到涡轮/交流发电机的驱动轴上。其输出端也连接到信号发生器上。逆变器处理直流汇流线电压和信号发生器的输出,产生三相交流输出电压。信号发生器控制逆变器的输出频率。同时,可变电压直流电源把随时间变化的电压加到直流汇流线上。直流汇流线电压控制逆变输出电压电平。因此,逆变器的输出频率和电压都是可以全面控制的。在启动模式期间,逆变器的输出通过接触器加到起到电动机作用的交流发电机上。当启动模式开始时,直流电源电压开始从0伏斜向上升。信号发生器的输出频率被设置在固定的低频上。当直流汇流线电压开始增加时,交流发电机转子开始以低速旋转。编码器检测轴的位置变化,并把该信号发送给信号发生器。信号发生器处理该信息,并开始作为发动机速度的函数提高其输出频率。该频率的增加直接引入到逆变器,用于控制逆变器输出电压的频率。这一控制过程产生了随时间变化的逆变器输出,其频率和电压通过接触器加到交流发电机上。因此,交流逆变器起到电动机的作用,把涡轮轴的速度加速到适宜点火的值上。一旦涡轮达到其正常的工作速度,可变电压电源就被去除。而且,轴位置编码器信号也与信号发生器断开,由精确的固定时基信号代替。接着,整流交流发电机的交流输出电压,把得到的直流输出电压加到直流汇流线上。这种重新配置可以使逆这器工作成与涡轮转子转速无关的固定频率的电力输出源。在电力输出模式时,逆变器通过输出滤波器提供电力。然后把经滤波的输出电力连接到接触器上,接触器把它接到一组端子上,供消费使用。控制系统综合了在操作启动和功率输出模式期间的逆变器、电源、信号发生器和接触器的操作。在操作的功率输出模式期间,控制系统连续地测量逆变器的输出电压,并把信号送往信号发生器,以补偿由于输出负载条件变化引起的输出电压波动。
根据较佳实施例,信号发生器是脉宽调器。一般地,交流发电机的定子绕组是三相绕组,逆变电路和交流电路是三相电路。
根据较佳实施例,电气系统包含电池供电电路,它包括电池和零升压逆变电路,向直流汇流线输出0与逆变器需要的电压之间的电压,为交流发电机提供电力,使之达到安全点火速度。根据另一个较佳电路,电池供电电路包含降压电路,对电池重新充电,以及在输出模式期间,由直流汇流线为低电压电器(例如电扇和泵等)供电。
附图概述
通过下面参照附图的详细描述,本发明的进一步特征和其它目的以及优点将变得更明显。
图1是电气系统与燃气涡轮/交流发电机总体关系的示意图;
图2在启动模式期间向交流发电机提供电力以及在电力输出模式期间向负载传送产生的电力的电气系统的示意图;
图3示意地示出了把交流发电机的输出转换成在直流汇流线上直流电压的整流电路;
图4a和4b示意地示出了逆变电路,它由6个IGBT开关组成,用于在启动模式期间向交流发电机转换电流,在电力输出模式期间提供三相输出;
图5示意地示出了逆变电路的开环波形发生器和闭环驱动器;
图6示出了升压/降压斩波器,适用于在启动模式期间用电池电力向直流汇流线提供电力,并且在电力输出模式期间由直流汇流线向电池充电;以及
图7示意地示出了包括涡轮传感器和涡轮控制器的整个电气系统。
本发明的实施方式
图1示出了根据本发明的电气控制系统1与包含燃气涡轮2与交流发电机3的电力发生系统之间的关系。交流发电机的电枢安装在与涡轮轴共轴的轴上。电气控制系统与电力发生系统共同作用提供启动电力、发动机控制、信号处理、电池充电、用户接口以及产生用户电力的功率转换和控制。独立和连线操作都较容易。
现在参照图2,示出了根据本发明的涡轮发生器的电力电路的一般结构。涡轮10由共用轴12连接到永磁(稀土钐钴)交流发电机11上。定子利用高质量、低损耗的电工硅钢片叠层制成。该叠层包含三相分布绕组,绕在12个定子槽中,并具有一个外壳,用油来冷却。交流发电机的性能与冷却的效果有关。在当前实现的实施例中,四极永磁转子的大小如下:有效长度3.55英寸;在磁铁下直径1.00英寸;直径超过1.430英寸;磁铁重量0.70磅;转子重量1.95磅。
交流发电机的三相定子绕组由交流汇流线14连接到整流器15上。整流器的输出端连接到直流汇流线16上。在电力发生期间,即,在涡轮驱动交流发电机时的电力输出模式期间,交流汇流线的三相输出由整流器进行整流,在直流汇流线上提供直流电力。直流电力加到逆变器17上。在电力输出模式期间,逆变器17转换直流电力,提供频率与交流发电机的转速无关的三相输出。该频率受到系统控制器18的信号的控制。电感器19和电容器20对逆变器输出进行滤波。经滤波的三相输出通过输出接触器21(由系统控制器18通过继电器22进行控制)和输出断电器23传送给负载。
电流变换器25检测反馈给系统控制器18的输出电流,以限制三相逆变器输出的电流,并平衡功率。
为了启动涡轮,必须把它加速到适当的点火速度。在启动模式期间,交流发电机工作成电动机。在启动模式期间,逆变器17的输出通过启动接触器30连接到交流发电机的定子绕组上,启动接触器30由系统控制器18控制。同时,电容器接触器31把滤波电容器20从输出电路中移去。由于在启动期间频率非常高,所以必须从定子电路中移去滤波电容器20。
在启动期间,通过保险丝34从电池33取得直流电力,并把它提供给升压斩波器36。升压斩波器把直流电池电力的电压从0伏提升到这样的电压,即当由逆变器把它转换成交流电时,它将能把交流发电机驱动成以能使涡轮安全点火的速度的电动机。较佳地,轴位置传感器37产生一个信号,加到系统控制器18上,接着利用该信号来控制逆变器17,产生三相输出,对交流发电机的定子绕组进行变换,以把交流发电机和涡轮的速度提供到点火速度。
参照图3,它示意地示出了适当的整流电路。如图所示,Δ连接三相定子绕组40、41、42由6个二极管43a,43b,43c,43d,43e,43f连接到直流汇流线16上。
参照图4a和4b,它示意地示出了适当的逆变器电路。(图4a示出了定子绕组的一种Δ连接,图4b示出了一种星形连接。)逆变器包含6个固态(IGBI)开关,在启动模式期间,它们可以交替地把Δ连接的定子绕组的一角通过接触器30连接到直流汇流线16的正或负侧上。而且固态开关44a,44b,44c,44d,44e,44f在所有时间上都把直流汇流线的正或负测连接到滤波电感器19上,在启动之后,通过接触器31连接到滤波电容器20上。逆变器用于产生三相输出信号。由于它由系统控制器中的微处理器来控制,所以能提供可变范围较宽的输出电压和频率。在电力发生系统的启动和电力输出操作期间,输出逆变器以两种不同的方式使用。
在启动阶段,逆变器用于输出随时间变化的电压和频率,以把交流发电机驱动成电动机,把交流发电机的涡轮驱动轴加速到电力发生系统持续工作所必须的转速。在其目前的结构中,它需要范围从0至350伏频率从接近0至2KHzr三相电压。
在电力输出阶段,逆变器用于输出与用户电力要求一致的三相电压。一般的电压为480vac、240vac、208vac、120vac,频率为50,60和400Hz。本系统并不限于这些值,如果需要,电压和频率的可选范围几乎是无限的。
电力发生系统的某些应用需要输出逆变器能够线路连接到现存的电力网络中。线路定相电路与系统控制器一起使用,监视电力网络电压的相位,并使电力发生系统与之同步。以相同的方式,系统控制器可以监视电力网络的电压幅度,调整电力发生系统的输出,以适应和控制电力传输到网络中。
图5示意地示出了系统控制器中产生开环波形以驱动逆变器17的一部分。频率发生器50产生频率在250Hz与600kHz之间可以由CPU51选择的输出脉冲。这些脉冲事先加到正弦波PROM(可编程只读存储器)52a,52b,52c的输入端上。正弦波PROM的输出(基本上为256K查找表)的相位彼此精确地偏移120°。PROM的输出加到数字-模拟转换器53a,53b,53c上,产生三个模拟正弦波。数字/模拟转换器的每个波形的幅度都由正弦波(幅度)命令独立地控制。然后把正弦波在脉宽调制器54a,54b,54c中与来自三角波发生器的三角波进行比较。三角波发生器的频率是可控制的。然后把脉宽调制的波形通过驱动选择门55a,55b,55c加到驱动器57a,57b,57c上。在目前实现的实施例中,驱动器产生三对脉冲信号控制逆变器。在涡轮驱动交流发电机的电力输出模式期间,波形发生器用于驱动逆变器。至此为止所描述的波形电路为开环的。换句话说,它不受交流发电机转速的控制。然而,也可以把多种反馈信号用来调节数字-模拟转换器输出的信号的幅度。当在电力输出模式期间,波形电路主要用于驱动逆变器时,它可以在启动模式刚开始时控制逆变器,使电枢至少旋转一次。这可以对霍尔效应传感信号进行定相。
三个霍尔效应开关58安装成拾取共轴旋转时偏移120°的磁脉冲。这些信号由霍尔逻辑电路59来处理,产生一对与每个拾取的脉冲对应的信号。三对信号由驱动选择门55a,55b,55c进行选通,到达驱动器57a,57b,57c。位置传感系统由永久磁体和霍乐效应传感器组成,在涡轮发动机启动期间用来把电力转换给交流发电机的定子绕组。传感器的定相是在启动阶段开始时通过简短地以正常旋转方向旋转涡轮交流发电机轴来完成。在启动阶段的这一开始期间对轴的旋转是由输出逆变系统的微计算机控制来实现的,输出逆变系统是开环结构,它不利用霍尔效应传感器。一旦完成了对传感器的定相,就把它们的信号加到系统的输出逆变器部分,以方便在闭环控制下启动涡轮发动机。霍尔效应拾取能对逆变器17和交流发电机的定子绕组进行闭环转换。增益控制电路61处理逆变电路17的反馈,调节驱动电路的增益,平衡逆变器17输出的三相输出。
在启动模式期间,电池通过升压斩波器为直流汇流线供电。图6是在启动模式期间,12或24伏电池向直流汇流线提供0至350伏电压的升压斩波器的示意图。当升压斩波器开关65a和65b闭合时(导通),电流流入到电感器66中。当开关65a和65b打开时,电感器的磁场使电感器的驱动端A相对于端B为正,并把电流通过二极管67a和67b分别提供给直流汇正侧和负侧。开关65a和65b以4kHz的频率被驱动。占空比被控制成从0至100%,以使直流汇流线电容器70上的输出电压从0至350伏变化。在启动期间利用0斩波电路的升压可以使交流发电机的转速逐步增加。
在功率输出模式期间,充电电路向电池充电。充电开关68a和68b以约1kHz的频率转换。占空比可以调节。当充电开关68a和68b闭合时,直流汇流线的电流流过电感器66。当充电开关打开时,电感器的B侧相对于A侧变为正,通过二极管69a和69b向电池填充取得的电流。如这里所示的,升压和充电电路共用同一个电感器,但这并不是必须的。
在设置成45KW电力输出的本发明的较佳实施例中,部件采用如下的尺寸:
滤波电感器19 300mH每相
滤波电容器20 100μF每相
直流汇流线电容器70 4700μF
逆变器17中的IGBT开关 400A/600V
图7示出了系统控制器与燃气涡轮之间的相互作用。系统控制器利用三个微处理器,彼此通过高速串行链路进行通信,并提供如下功能:(1)控制使涡轮转子旋转到达持续操作涡轮所必需的速度的电力;(2)处理和控制交流发电机在电力输出系统工作期间产生的电力,提供公用线电压和频率的三相输出电力;(3)控制操作电力发生系统工作所需要的其它子系统,例如点火器、冷却风扇、燃油和油泵;(4)测量压力、温度、流量和速度的仪器的信号调节和控制;以及(5)产生和控制控制板,为系统操作和诊断提供用户接口。
三个微处理器每个都具有与它们自己相关的存储器,可独立编程和运行。一个微处理器用于监视键盘、显示器和RS232通信。第二个微处理器用于监视涡轮参照,激励故障切断,并记录最后几小时工作的工作参数历史。第三个微处理器监视和控制电路选择频率、电压、激励中继器等。
操作
有两种独立的系统操作模式、在第一种模式中,系统控制器18用于控制升压斩波器36和输出逆变器17,随时间改变输出电压和频率。以这种方式的操作,是把交流发电机用作可变速电动机,使发动机以燃气涡轮持续工作所需要的速率旋转。在操作的第二种模式中,系统控制器18自动地重新配置逆变器部分,提供用户电力输出。在该操作模式中,由整流器15把交流发电机输出的高频交流电转换成直流电,施加给逆变器的输入端。逆变器与系统控制器一起提供所希望的三相输出电压和正常用户应用所需要的频率。输出电压频率和相位以与独立和连线用户应用一致的方式控制。
控制板72在用户和控制器之间提供了一个接口。它为用户提供了各种控制和器械操作选项,例如启动、关断、连线和诊断。在系统正常启动和操作期间,系统控制器如下按序控制功率发生系统。
1)根据控制板72的命令,控制器18向波形发生器和升压斩波器发送合适的命令,启动涡轮瞬时旋转,以对霍尔位置传感器进行正确地定相位,以便进行后续的启动功能。
2)接着,控制器控制升压斩波器36和波形发生器(见图5的50至54项和58项),使三相电压和频率上升到逆变器上。把该三相输出传送给交流发电机,交流发电机把涡轮轴的转速加速到其持续工作必须的速度作为响应。
3)在上述启动期间,系统控制器监视和控制其它功能,例如燃料流量、点火。转速、温度以及压力等。
4)在启动阶段以后,系统控制器重新配置升压斩波器,使它工作成电池充电器。此外,将波形发生器复位,提供产生用户电力输出要求所需要的信号。这些信号连接到选择开关的输入端,送到驱动器和逆变器。因此,逆变器提供了所希望的三相输出电压和用户所希望的频率。
5)在如4)所述的正常电力输出操作期间,系统控制器监视和控制所有控制电力发生系统所必须的功能,例如控制和/或监视只有整个电力发生系统的部分才有的燃料流量、温度、压力、速度、运行时间以及各种诊断。
通过这些对本发明的详细描述尤其是专利法需要的描述,希望以专利证书形成保护的内容如下权利要求。
Claims (18)
1、一种涡轮/交流发电机的电气系统,涡轮/交流发电机包含燃气涡轮和同轴的永磁交流发电机,其特征在于,所述电气系统包含:
a)所述交流发电机具有永磁转子和定子绕组;
b)一定子电路,连接到定子绕组上;
c)交流输出电路;
d)逆变电路,连接到交流输出电路上;
e)第一接触器,把逆变电路连接到定子电路上;
f)直流汇流线,连接到逆变电路上;
g)整流电路,连接在定子电路与直流汇流线之间;
h)临时供电电路,连接到直流汇流线上;
i)驱动器,连接成使逆变电路转换;
j)信号发生器,由从同轴旋转得到的信号驱动;
k)开环波形发生器;
l)第二接触器,把信号发生器或开环波形发生器之一连接到逆变器上;以及
m)控制电路,在启动模式期间,把第一接触器转换成把逆变电路连接到定子电路上,把第二接触器转换成把信号发生器连接到脉冲驱动器上,在电力输出模式期间,把第一接触器转换成把逆变电路从定子电路上断开,把第二接触器转换成把开环波形发生器连接到驱动器上;
从而,在启动模式期间,交流发电机起到电动机的功能,把涡轮的转速提升到安全点火速度,在电力输出模式期间,电气系统向交流输出电路输出其频率与交流电机的转速无关的交流电。
2、如权利要求1所述的系统,其特征在于,连接成使逆变电流转换的驱动器是脉宽调制驱动器。
3、如权利要求1所述的电气系统,其特征在于,交流发电机的定子绕组是三相绕组,逆变电路和交流输出电路是三相电路。
4、如权利要求1所述的电气系统,其特征在于,电池供电电路包含电流和零升压逆变电路,向直流汇流线输出0与使交流发电机提供到安全点火速度所需要的电压之间的电压。
5、如权利要求1所述的电气系统,其特征在于,电池供电电路包含降压电路,在输出模式期间对电池重新充电。
6、如权利要求1所述的电气系统,其特征在于,电池供电电路包含逆变电路,它共用一个共用电感器,在启动模式期间,电压进行升压,输出到直流汇流线上,在电池充电模式期间,对直流汇流线电压进行降压,对电池充电。
7、如权利要求1所述的电气系统,其特征在于,电池供电电路包含恒频脉宽调制器,以驱动升压电路。
8、如权利要求7所述的电气系统,其特征在于,控制电路控制脉宽调制器的占空比,以控制输出到直流汇流线的电压。
9、如权利要求7所述的电气系统,其特征在于,电池供电电路包含驱动充电电路的恒频脉宽调制器和调节脉宽调制器占空比的装置,以控制电池的充电电压。
10、如权利要求1所述的电气系统,其特征在于,信号发生器由从磁传感器拾取的信号驱动,磁传感器由附在共用轴上的磁体激励。
11、如权利要求10所述的电气系统,其特征在于,磁传感器是霍尔效应传感器。
12、如权利要求11所述的电气系统,其特征在于,闭环波形电路还包含霍尔传感器编码电路。
13、如权利要求1所述的电气系统,其特征在于,油泵和燃料泵以及电子装置的电源都由电池的直流电来供电。
14、如权利要求1所述的电气系统,其特征在于,交流输出电路包含电流传感变换器,提供限流控制。
15、如权利要求1所述的电气系统,其特征在于,交流输出电路的每一相都包含滤波电感器和电容器。
16、如权利要求15所述的电气系统,其特征在于,在启动期间,由控制电路控制的接触器从交流输出电路上除去滤波电容器。
17、如权利要求1所述的电气系统,其特征在于,开环波形发生器用于触发启动,后面跟着闭环控制,把共用轴的转速提供到安全转速,以便点火。
18、如权利要求1所述的电气系统,其特征在于,波形发生器每相都包含计数器、PROM、数字-模拟转换器和具有幅度控制的放大器,它们可独立地控制。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US3214996P | 1996-12-03 | 1996-12-03 | |
US08/032,149 | 1996-12-03 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1242883A true CN1242883A (zh) | 2000-01-26 |
CN1076140C CN1076140C (zh) | 2001-12-12 |
Family
ID=21863371
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN97181247A Expired - Fee Related CN1076140C (zh) | 1996-12-03 | 1997-12-03 | 用于涡轮/交流发电机的共轴电气系统 |
Country Status (13)
Country | Link |
---|---|
US (9) | US6323625B1 (zh) |
EP (1) | EP0947044B1 (zh) |
JP (2) | JP2002507377A (zh) |
KR (1) | KR20000069290A (zh) |
CN (1) | CN1076140C (zh) |
AT (1) | ATE239869T1 (zh) |
AU (1) | AU7626398A (zh) |
BR (1) | BR9714775A (zh) |
CA (1) | CA2273944C (zh) |
DE (1) | DE69721817D1 (zh) |
ID (1) | ID22446A (zh) |
RU (1) | RU2224352C2 (zh) |
WO (1) | WO1998025014A2 (zh) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102297027A (zh) * | 2010-05-25 | 2011-12-28 | 通用电气公司 | 燃气涡轮起动控制 |
US8508058B2 (en) | 2008-06-30 | 2013-08-13 | Demand Energy Networks, Inc. | Energy systems, energy devices, energy utilization methods, and energy transfer methods |
CN103847973A (zh) * | 2012-12-05 | 2014-06-11 | 石家庄飞机工业有限责任公司 | 小型通用飞机电源扩容系统 |
CN104321657A (zh) * | 2012-03-30 | 2015-01-28 | 冷王公司 | 具有用于高压交流电总线的磁传感器的机动环境受控单元 |
CN104321223A (zh) * | 2012-03-21 | 2015-01-28 | 冷王公司 | 用于移动环境控制单元的改进电调节系统及控制该单元的方法 |
CN105849390A (zh) * | 2013-12-23 | 2016-08-10 | 涡轮梅坎公司 | 用于更可靠地起动涡轮机的方法和系统 |
US9525285B2 (en) | 2011-06-13 | 2016-12-20 | Demand Energy Networks, Inc. | Energy systems and energy supply methods |
CN108603413A (zh) * | 2016-02-12 | 2018-09-28 | 西门子股份公司 | 具有启动电机的燃气轮机线路 |
CN109424436A (zh) * | 2017-08-24 | 2019-03-05 | 通用电气航空系统有限责任公司 | 用于操作一组发电机的方法和系统 |
CN109478861A (zh) * | 2016-07-22 | 2019-03-15 | 三菱日立电力系统株式会社 | 双轴燃气轮机发电设备及其控制方法 |
CN114583825A (zh) * | 2022-05-09 | 2022-06-03 | 商飞软件有限公司 | 一种b737飞机主交流电源空中工作方法 |
Families Citing this family (134)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998025014A2 (en) * | 1996-12-03 | 1998-06-11 | Elliott Energy Systems, Inc. | Electrical system for turbine/alternator on common shaft |
US6784565B2 (en) | 1997-09-08 | 2004-08-31 | Capstone Turbine Corporation | Turbogenerator with electrical brake |
US5903116A (en) | 1997-09-08 | 1999-05-11 | Capstone Turbine Corporation | Turbogenerator/motor controller |
US6147414A (en) * | 1997-12-19 | 2000-11-14 | Alliedsignal Inc. | Dual-purpose converter/startup circuit for a microturbine power generating system |
US6118238A (en) * | 1998-08-26 | 2000-09-12 | Satcon Technology Corporation | Motor starting apparatus for an engine driven generator |
US6055163A (en) * | 1998-08-26 | 2000-04-25 | Northrop Grumman Corporation | Communications processor remote host and multiple unit control devices and methods for micropower generation systems |
US6072302A (en) * | 1998-08-26 | 2000-06-06 | Northrop Grumman Corporation | Integrated control system and method for controlling mode, synchronization, power factor, and utility outage ride-through for micropower generation systems |
US6128204A (en) * | 1998-08-26 | 2000-10-03 | Northrop Grumman Corporation | Line power unit for micropower generation |
US6064122A (en) * | 1998-11-05 | 2000-05-16 | Alliedsignal Power Systems Inc. | Microturbine power of generating system including a battery source for supplying startup power |
DE19908531A1 (de) * | 1999-02-28 | 2000-09-07 | Mtu Muenchen Gmbh | Kraftstoffpumpenantrieb eines Flugtriebwerks und Flugtriebwerk |
FR2797473B1 (fr) * | 1999-08-13 | 2001-10-26 | Renault | Procede de demarrage d'un moteur a combustion interne a allumage commande |
JP4460708B2 (ja) * | 2000-03-29 | 2010-05-12 | 株式会社東芝 | エンジンのスタータと発電機とを兼用した永久磁石モータの制御装置 |
US6759764B1 (en) | 2000-07-05 | 2004-07-06 | Hybrid Power Generation Systems Llc | Grid load logic |
JP3595252B2 (ja) * | 2000-09-06 | 2004-12-02 | 三菱電機株式会社 | 車両用電源システム |
FR2818458B1 (fr) * | 2000-12-19 | 2003-03-28 | Leroy Somer Moteurs | Dispositif de production d'electricite a partir du reseau triphase, comprenant un alternateur embarque |
US6777823B1 (en) * | 2001-05-21 | 2004-08-17 | Active Power, Inc. | Integrated continuous power system assemblies having multiple nozzle block segments |
WO2002095929A1 (fr) * | 2001-05-23 | 2002-11-28 | Ebara Corporation | Turboalternateur a gaz |
US6631080B2 (en) | 2001-06-06 | 2003-10-07 | Hybrid Power Generation Systems Llc | Systems and methods for boosting DC link voltage in turbine generators |
JP4082657B2 (ja) * | 2001-07-19 | 2008-04-30 | ヤマハモーターパワープロダクツ株式会社 | インバータ式発電機 |
US6696675B2 (en) * | 2001-08-10 | 2004-02-24 | Tocco, Inc. | Induction heating system for internal combustion engine |
US6847129B2 (en) * | 2001-12-07 | 2005-01-25 | Ebara Corporation | Turbine generator starting method and turbine generation system |
CN100420843C (zh) | 2002-01-18 | 2008-09-24 | 株式会社理研 | 热喷涂活塞环 |
JP3958593B2 (ja) * | 2002-01-29 | 2007-08-15 | 三菱電機株式会社 | 車両用電源装置 |
JP3840416B2 (ja) * | 2002-02-18 | 2006-11-01 | 川崎重工業株式会社 | タービン発電装置 |
US6943531B2 (en) * | 2002-03-20 | 2005-09-13 | Yamaha Hatsudoki Kabushiki Kaisha | Portable power supply incorporating a generator driven by an engine |
US7456513B2 (en) * | 2002-11-15 | 2008-11-25 | Sprint Communications Company L.P. | Modular cell site with air-turbine backup |
US7576508B2 (en) * | 2003-01-30 | 2009-08-18 | Honeywell International Inc. | Gas turbine engine starter generator with AC generator and DC motor modes |
WO2004077637A1 (en) * | 2003-02-20 | 2004-09-10 | Ebara Corporation | Power generating apparatus |
JP4029746B2 (ja) * | 2003-03-10 | 2008-01-09 | 株式会社デンソー | 車両用補機の制御装置 |
US20040183308A1 (en) * | 2003-03-17 | 2004-09-23 | Mingzhou Xu | Gas turbine engine starter generator that selectively changes the number of rotor poles |
US6920023B2 (en) * | 2003-03-21 | 2005-07-19 | Pratt & Whitney Canada Corp. | Current limiting means for a generator |
US7119467B2 (en) * | 2003-03-21 | 2006-10-10 | Pratt & Whitney Canada Corp. | Current limiting means for a generator |
US7574867B2 (en) * | 2003-04-02 | 2009-08-18 | Tma Power, Llc | Hybrid microturbine for generating electricity |
US7583063B2 (en) | 2003-05-27 | 2009-09-01 | Pratt & Whitney Canada Corp. | Architecture for electric machine |
US7545056B2 (en) * | 2003-05-27 | 2009-06-09 | Pratt & Whitney Canada Corp. | Saturation control of electric machine |
US7262539B2 (en) * | 2004-11-26 | 2007-08-28 | Pratt & Whitney Canada Corp. | Saturation control of electric machine |
US6965183B2 (en) | 2003-05-27 | 2005-11-15 | Pratt & Whitney Canada Corp. | Architecture for electric machine |
US7253548B2 (en) | 2003-06-16 | 2007-08-07 | Pratt & Whitney Canada Corp. | Method and apparatus for controlling an electric machine |
JP4433149B2 (ja) * | 2003-10-31 | 2010-03-17 | 国産電機株式会社 | エンジン駆動インバータ発電装置及びその制御方法 |
GB0326070D0 (en) * | 2003-11-07 | 2003-12-10 | Newage Int Ltd | An AC power generating system |
US7699286B2 (en) * | 2003-12-22 | 2010-04-20 | Southern Imperial, Inc. | Label holder for a shelf price channel |
US20050189889A1 (en) * | 2004-02-27 | 2005-09-01 | Wirtz John M. | Modular control system for an AC motor |
US7298282B2 (en) * | 2004-04-26 | 2007-11-20 | Hamilton Sundstrand Corporation | Health monitoring method and system for a permanent magnet device |
US20060086523A1 (en) * | 2004-10-22 | 2006-04-27 | Mitsubishi Digital Electronics America, Inc. | Mounting clip |
US7327113B2 (en) * | 2004-11-15 | 2008-02-05 | General Electric Company | Electric starter generator system employing bidirectional buck-boost power converters, and methods therefor |
JP2006169995A (ja) * | 2004-12-14 | 2006-06-29 | Takuma Co Ltd | マイクロガスタービン発電システム及び捕機電力供給方法 |
EP1679787A1 (de) * | 2005-01-07 | 2006-07-12 | Siemens Aktiengesellschaft | Stromaggregat und Verfahren zur Erzeugung von Strom einer vorbestimmten Netzfrequenz |
US20060152007A1 (en) * | 2005-01-12 | 2006-07-13 | Ortiz Jorge L | Generator system |
JP2006217780A (ja) * | 2005-02-07 | 2006-08-17 | Yamaha Motor Co Ltd | インバータ式交流発電装置 |
US7211906B2 (en) * | 2005-04-04 | 2007-05-01 | Tma Power, Llc | Rankine—microturbine for generating electricity |
US7262516B2 (en) * | 2005-07-15 | 2007-08-28 | General Electric Company | Methods and systems for operating engine generator sets |
US7449795B2 (en) * | 2005-08-05 | 2008-11-11 | Siemens Energy, Inc. | Electric power generation system using a permanent magnet dynamoelectric machine for starting a combustion turbine and for generating uninterruptible excitation power |
US7574853B2 (en) * | 2005-10-17 | 2009-08-18 | Tma Power, Llc | Microturbine with CHP system having a distillation apparatus |
US7781902B2 (en) * | 2006-02-02 | 2010-08-24 | Milwaukee Electric Tool Corporation | Generator systems and methods |
US7750116B1 (en) * | 2006-02-18 | 2010-07-06 | Seattle Genetics, Inc. | Antibody drug conjugate metabolites |
FR2897895A1 (fr) * | 2006-02-27 | 2007-08-31 | Hispano Suiza Sa | Integration d'un demarreur/generateur dans une boite de transmission d'une turbine a gaz |
RU2406846C2 (ru) * | 2006-02-27 | 2010-12-20 | Испано Сюиза | Интегрирование коробки модуля стартера/генератора в трансмиссионную коробку газовой турбины |
US7288923B1 (en) | 2006-04-21 | 2007-10-30 | Pratt & Whitney Canada Corp. | Voltage-limited electric machine |
US7723931B2 (en) | 2006-05-31 | 2010-05-25 | Pratt & Whitney Canada Corp. | Starting a gas turbine engine using a sensorless, brushless motor |
WO2007140730A1 (de) * | 2006-06-10 | 2007-12-13 | Mtu Aero Engines Gmbh | Gasturbine sowie verfahren zum betreiben einer gasturbine |
JP4909735B2 (ja) * | 2006-06-27 | 2012-04-04 | 株式会社東芝 | 不揮発性半導体メモリ |
US20080040295A1 (en) * | 2006-08-10 | 2008-02-14 | V2 Green, Inc. | Power Aggregation System for Distributed Electric Resources |
US7439713B2 (en) | 2006-09-20 | 2008-10-21 | Pratt & Whitney Canada Corp. | Modulation control of power generation system |
US7855466B2 (en) * | 2006-12-29 | 2010-12-21 | Cummins Power Generation Ip, Inc. | Electric power generation system with current-controlled power boost |
US7569943B2 (en) * | 2006-11-21 | 2009-08-04 | Parker-Hannifin Corporation | Variable speed wind turbine drive and control system |
BRPI0721264A2 (pt) * | 2007-01-31 | 2013-01-01 | Carrier Corp | subsistemas elétricos para acionar compartimento ou espaço refrigerado por potência, e para acionar um compressor no sistema de refirgeração de um veìculo, e, método para prevenir o estrangulamento do compressor do sistema de refrigeração de veìculo |
EP2118449B1 (de) * | 2007-02-14 | 2018-11-28 | General Electric Technology GmbH | Kraftwerksanlage mit einem verbraucher sowie verfahren zu deren betrieb |
ATE466170T1 (de) * | 2007-02-14 | 2010-05-15 | Alstom Technology Ltd | Verfahren zum betrieb einer kraftwerksanlage |
DE102007007913A1 (de) * | 2007-02-14 | 2008-08-21 | Alstom Technology Ltd. | Verfahren zum Betrieb einer Kraftwerksanlage |
EP2122129B1 (de) * | 2007-02-14 | 2018-04-11 | General Electric Technology GmbH | Kraftwerksanlage sowie verfahren zu deren betrieb |
FR2914697B1 (fr) * | 2007-04-06 | 2012-11-30 | Turbomeca | Dispositif d'assistance aux phases transitoires d'acceleration et de deceleration |
US20090211260A1 (en) * | 2007-05-03 | 2009-08-27 | Brayton Energy, Llc | Multi-Spool Intercooled Recuperated Gas Turbine |
US7595612B2 (en) * | 2007-05-21 | 2009-09-29 | Honeywell International Inc. | Wide speed range electric power generation system using high reactance permanent magnet machine |
US7598683B1 (en) | 2007-07-31 | 2009-10-06 | Lsi Industries, Inc. | Control of light intensity using pulses of a fixed duration and frequency |
US8903577B2 (en) | 2009-10-30 | 2014-12-02 | Lsi Industries, Inc. | Traction system for electrically powered vehicles |
US8604709B2 (en) | 2007-07-31 | 2013-12-10 | Lsi Industries, Inc. | Methods and systems for controlling electrical power to DC loads |
JP4774028B2 (ja) * | 2007-10-12 | 2011-09-14 | 三菱重工業株式会社 | クローズドサイクルプラント |
US8076882B2 (en) * | 2007-12-26 | 2011-12-13 | Pratt & Whitney Canada Corp. | Motor drive architecture with active snubber |
US8010750B2 (en) * | 2008-01-17 | 2011-08-30 | International Business Machines Corporation | Network on chip that maintains cache coherency with invalidate commands |
US8279648B2 (en) * | 2008-03-20 | 2012-10-02 | Pratt & Whitney Canada Corp. | Power inverter and method |
US20090284231A1 (en) * | 2008-05-15 | 2009-11-19 | Cheng Wang Computer Technology Co., Ltd. | Electric generating system with energy transfer device |
JP2009281249A (ja) * | 2008-05-21 | 2009-12-03 | Ihi Corp | 非常用ガスタービン発電装置 |
US8319358B2 (en) | 2008-06-30 | 2012-11-27 | Demand Energy Networks, Inc. | Electric vehicle charging methods, battery charging methods, electric vehicle charging systems, energy device control apparatuses, and electric vehicles |
US20100001164A1 (en) * | 2008-07-02 | 2010-01-07 | Popco, Inc. | Poster clasp |
GB0814620D0 (en) * | 2008-08-12 | 2008-09-17 | Rolls Royce Plc | An electromechanical arrangement |
US7959211B2 (en) * | 2008-08-25 | 2011-06-14 | Control Solutions LLC | Sensor installations for motorized vehicle doors |
US7938376B2 (en) * | 2008-08-22 | 2011-05-10 | Control Solutions LLC | Mounting clips and sensor installations for motorized vehicle doors |
US8716896B2 (en) * | 2008-12-12 | 2014-05-06 | Caterpillar Inc. | Genset control system implementing engine synchronization |
US8702051B2 (en) * | 2009-03-25 | 2014-04-22 | Vts Sa | Assembly for attaching a flexible or rigid canvas to a rigid frame |
BRPI1007723A2 (pt) | 2009-05-12 | 2018-03-06 | Icr Turbine Engine Corp | sistema de armazenamento e conversão de turbina a gás |
EP2254106B1 (en) * | 2009-05-20 | 2016-01-06 | Expolinc AB | A display system arrangement and a display system comprising such an arrangement |
FR2956773B1 (fr) * | 2010-02-24 | 2012-03-23 | Commissariat Energie Atomique | Installation de production d'energie a partir d'un reacteur nucleaire rapide a gaz |
US8423160B2 (en) * | 2010-02-25 | 2013-04-16 | General Electric Company | Systems and methods for controlling electronic circuitry with separated controllers |
US8866334B2 (en) | 2010-03-02 | 2014-10-21 | Icr Turbine Engine Corporation | Dispatchable power from a renewable energy facility |
US8984895B2 (en) | 2010-07-09 | 2015-03-24 | Icr Turbine Engine Corporation | Metallic ceramic spool for a gas turbine engine |
US8669670B2 (en) | 2010-09-03 | 2014-03-11 | Icr Turbine Engine Corporation | Gas turbine engine configurations |
GB201018220D0 (en) * | 2010-10-28 | 2010-12-15 | Rolls Royce Plc | A method and apparatus for controlling torque on the shaft of a generator |
US9194372B2 (en) | 2011-01-26 | 2015-11-24 | Percy Kawas | Device, system and method to lower starting torque for electrical system |
US8205844B1 (en) * | 2011-02-23 | 2012-06-26 | Steffens Enterprises, Inc. | Connector assembly |
US8760127B2 (en) * | 2011-03-31 | 2014-06-24 | General Electric Company | System and method for controlling a temperature of a generator |
RU2540416C2 (ru) * | 2011-05-17 | 2015-02-10 | Хонда Мотор Ко., Лтд. | Инверторный генератор |
US9051873B2 (en) | 2011-05-20 | 2015-06-09 | Icr Turbine Engine Corporation | Ceramic-to-metal turbine shaft attachment |
US8723358B2 (en) | 2011-06-30 | 2014-05-13 | Vycon, Inc. | Line interactive power quality system |
EP2548757B1 (de) * | 2011-07-18 | 2014-10-29 | Siemens Aktiengesellschaft | Antriebssystem und Verfahren zum Betrieb eines solchen Antriebssystems |
US9267438B2 (en) | 2011-10-11 | 2016-02-23 | Pratt & Whitney Canada Corp. | Starting of aircraft engine |
US9112383B2 (en) * | 2011-10-31 | 2015-08-18 | General Electric Company | System and method for Var injection at a distributed power generation source |
US8823208B2 (en) | 2011-11-16 | 2014-09-02 | C. E. Niehoff & Co. | Self-energizing voltage regulator with improved transient recovery |
US9429077B2 (en) | 2011-12-06 | 2016-08-30 | Pratt & Whitney Canada Corp. | Multiple turboshaft engine control method and system for helicopters |
EP2644839B1 (de) * | 2012-03-26 | 2018-07-04 | General Electric Technology GmbH | Gasturbinenstart mit Frequenzumformer |
US8786232B2 (en) * | 2012-04-20 | 2014-07-22 | Hamilton Sundstrand Corporation | Thermal stress reduction in aircraft motor controllers |
US10094288B2 (en) | 2012-07-24 | 2018-10-09 | Icr Turbine Engine Corporation | Ceramic-to-metal turbine volute attachment for a gas turbine engine |
US9657645B2 (en) | 2013-02-25 | 2017-05-23 | Pratt & Whitney Canada Corp. | Engine architecture using electric machine |
US9605597B2 (en) | 2013-06-13 | 2017-03-28 | Solar Turbines Incorporated | Variable frequency drive power ride thru |
EP2884294A1 (de) * | 2013-12-13 | 2015-06-17 | Siemens Aktiengesellschaft | Verfahren zur Ermittlung der Versorgungsspannungen eines Verbrauchers sowie Verbraucher |
JP6301240B2 (ja) * | 2014-02-07 | 2018-03-28 | 本田技研工業株式会社 | 車両用バッテリ充電装置 |
DK178258B1 (da) * | 2014-09-22 | 2015-10-12 | Tp Holding Hadsund Aps | Fremgangsmåde til løsbar ophængning af poster samt magnetisk posterholderenhed |
NL2013537B1 (en) | 2014-09-26 | 2016-09-29 | Innecs B V | Apparatus for expanding a compressed combustion gas. |
FR3034320B1 (fr) * | 2015-03-31 | 2017-04-28 | Eye Tech Care | Sonde oculaire de traitement par ultrasons |
KR101689251B1 (ko) | 2015-05-27 | 2016-12-26 | 주식회사 성혜 | 배너프레임 |
US10544717B2 (en) | 2016-09-07 | 2020-01-28 | Pratt & Whitney Canada Corp. | Shared oil system arrangement for an engine component and a generator |
JP6652657B2 (ja) | 2016-10-31 | 2020-02-26 | 三菱電機株式会社 | 空気調和機および空気調和機の制御方法 |
US10826371B2 (en) * | 2017-01-06 | 2020-11-03 | Energy Producing Systems of America LLC | Electrical power generation and distribution |
US10428682B2 (en) * | 2017-01-13 | 2019-10-01 | Hamilton Sundstrand Corporation | Electric motor arrangements for gas turbine engines |
JP6825961B2 (ja) * | 2017-03-30 | 2021-02-03 | 本田技研工業株式会社 | エンジン発電機 |
CN107171494B (zh) * | 2017-06-15 | 2018-07-20 | 苏州达思灵新能源科技有限公司 | 一种压缩空气涡轮直流发电机系统 |
US10724679B2 (en) * | 2017-07-31 | 2020-07-28 | Taylor Made Group, Llc | Pontoon canvas clip |
CN109474167A (zh) * | 2017-09-07 | 2019-03-15 | 台达电子工业股份有限公司 | 驱动电路及功率开关的驱动方法 |
US10393082B2 (en) * | 2017-10-30 | 2019-08-27 | Illinois Tool Works Inc. | Systems and methods for starting an engine using a permanent magnet generator |
US10839857B1 (en) * | 2018-04-09 | 2020-11-17 | Erich Daniel Braun | Process for making a music video |
US10985632B2 (en) | 2018-10-04 | 2021-04-20 | John Maslowski | Electrical power system |
US11959679B2 (en) * | 2019-01-30 | 2024-04-16 | Regal Beloit America, Inc. | Drive circuit for a variable speed fan motor |
US11368106B2 (en) | 2020-03-19 | 2022-06-21 | Hamilton Sundstrand Corporation (HSC) | Power converter PWM |
KR102478880B1 (ko) * | 2021-01-13 | 2022-12-16 | 엘지전자 주식회사 | 모터 구동 장치 및 이를 구비하는 공기조화기 |
US11757321B2 (en) * | 2021-08-18 | 2023-09-12 | GM Global Technology Operations LLC | Rotary electric machine with stator assembly having stator slots lined with multiple molding materials |
Family Cites Families (60)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3613360A (en) | 1969-10-30 | 1971-10-19 | Garrett Corp | Combustion chamber construction |
US4283634A (en) * | 1971-06-23 | 1981-08-11 | Westinghouse Electric Corp. | System and method for monitoring and controlling operation of industrial gas turbine apparatus and gas turbine electric power plants preferably with a digital computer control system |
GB1410526A (en) * | 1971-12-06 | 1975-10-15 | Westinghouse Electric Corp | Industrial gas turbine power plant having capability for effectuating automatic fuel transfer under load employing a digital computer |
US3775663A (en) * | 1972-08-24 | 1973-11-27 | Gen Electric | Inverter with electronically controlled neutral terminal |
US4119861A (en) * | 1975-10-15 | 1978-10-10 | Tokyo Shibaura Electric Company, Ltd. | Starting apparatus for gas turbine-generator mounted on electric motor driven motorcar |
US4219739A (en) | 1978-04-27 | 1980-08-26 | Lear Avia Corporation | Starter motor-alternator apparatus |
JPS6090991A (ja) | 1983-10-26 | 1985-05-22 | Hitachi Ltd | 可変速発電電動装置 |
US4629075A (en) * | 1985-08-29 | 1986-12-16 | Ghent Manufacturing Inc. | Mounting strip |
JPS6430500A (en) | 1987-07-24 | 1989-02-01 | Shinko Electric Co Ltd | Brushless starting generator exciter |
US4928479A (en) | 1987-12-28 | 1990-05-29 | Sundstrand Corporation | Annular combustor with tangential cooling air injection |
US4862009A (en) * | 1988-03-22 | 1989-08-29 | General Electric Company | Combined electric starter and alternator system using a permanent magnet synchronous machine |
EP0338512B1 (en) | 1988-04-19 | 1994-09-21 | Shinko Electric Co. Ltd. | Engine driven generator |
WO1991001062A1 (en) * | 1989-07-10 | 1991-01-24 | Sanyo Electric Co., Ltd. | Method of and device for controlling induction motor for compressor |
US5055764A (en) * | 1989-12-11 | 1991-10-08 | Sundstrand Corporation | Low voltage aircraft engine starting system |
US5036267A (en) * | 1989-12-15 | 1991-07-30 | Sundstrand Corporation | Aircraft turbine start from a low voltage battery |
US4992721A (en) * | 1990-01-26 | 1991-02-12 | Sundstrand Corporation | Inverter for starting/generating system |
US5117071A (en) * | 1990-10-31 | 1992-05-26 | International Business Machines Corporation | Stylus sensing system |
US5584461A (en) * | 1991-02-05 | 1996-12-17 | Pynenburg; Adrian | Snap closing panel holder |
DE4220406C2 (de) * | 1992-06-19 | 1994-06-09 | Hunke & Jochheim | Klemmelement |
JPH06261454A (ja) * | 1993-03-09 | 1994-09-16 | Hitachi Ltd | 発電設備の始動装置 |
US5387859A (en) | 1993-03-25 | 1995-02-07 | Alliedsignal Inc. | Stepped waveform VSCF system with engine start capability |
US5428275A (en) * | 1993-05-12 | 1995-06-27 | Sundstrand Corporation | Controlled starting method for a gas turbine engine |
US5581168A (en) * | 1993-05-12 | 1996-12-03 | Sundstrand Corporation | Starter/generator system with DC link current control |
US5497615A (en) | 1994-03-21 | 1996-03-12 | Noe; James C. | Gas turbine generator set |
US5512811A (en) * | 1994-01-21 | 1996-04-30 | Sundstrand Corporation | Starter/generator system having multivoltage generation capability |
FR2718902B1 (fr) | 1994-04-13 | 1996-05-24 | Europ Gas Turbines Sa | Ensemble turbine-générateur sans réducteur. |
US5863019A (en) * | 1994-12-23 | 1999-01-26 | Rose Displays, Ltd. | Elongated poster gripping device |
US5718402A (en) * | 1994-12-23 | 1998-02-17 | Rose Displays Ltd. | Poster gripping extrusion |
DE19502224C1 (de) * | 1995-01-25 | 1996-02-15 | Daimler Benz Ag | Serieller Hybridantrieb, insbesondere für ein Kraftfahrzeug |
WO1996023348A1 (fr) | 1995-01-27 | 1996-08-01 | Kabushiki Kaisha Yaskawa Denki | Procede de demarrage d'un moteur electrique synchrone a aimants permanents a l'aide d'un detecteur de position angulaire et dispositif de commande de ce moteur |
JP3322060B2 (ja) * | 1995-03-23 | 2002-09-09 | 株式会社日立製作所 | 発電プラント及び発電プラントの制御装置 |
JPH08277723A (ja) | 1995-04-06 | 1996-10-22 | Nissan Motor Co Ltd | ガスタービン発電機 |
US5697848A (en) | 1995-05-12 | 1997-12-16 | Capstone Turbine Corporation | Compound shaft with flexible disk coupling |
US5685156A (en) | 1996-05-20 | 1997-11-11 | Capstone Turbine Corporation | Catalytic combustion system |
WO1998025014A2 (en) * | 1996-12-03 | 1998-06-11 | Elliott Energy Systems, Inc. | Electrical system for turbine/alternator on common shaft |
US5801470A (en) * | 1996-12-19 | 1998-09-01 | General Electric Company | Rotors with retaining cylinders and reduced harmonic field effect losses |
US5899011A (en) * | 1997-04-30 | 1999-05-04 | Femc Ltd. | Label holder for attachment to price channel |
US6420795B1 (en) * | 1998-08-08 | 2002-07-16 | Zond Energy Systems, Inc. | Variable speed wind turbine generator |
DE19739090A1 (de) * | 1997-09-06 | 1999-03-11 | Kurt Lorber | Klammer für Papierbögen |
US5903116A (en) * | 1997-09-08 | 1999-05-11 | Capstone Turbine Corporation | Turbogenerator/motor controller |
US6294842B1 (en) * | 1997-12-19 | 2001-09-25 | Alliedsignal Inc. | Fog cycle for microturbine power generating system |
EP1040260B1 (en) * | 1997-12-20 | 2003-07-23 | AlliedSignal Inc. | Constant turbine inlet temperature control of a microturbine power generating system |
US6870279B2 (en) * | 1998-01-05 | 2005-03-22 | Capstone Turbine Corporation | Method and system for control of turbogenerator power and temperature |
US6023135A (en) * | 1998-05-18 | 2000-02-08 | Capstone Turbine Corporation | Turbogenerator/motor control system |
US6032459A (en) * | 1998-06-15 | 2000-03-07 | Alliedsignal, Inc. | Turbine exhaust cooling in a microturbine power generating system |
US6175210B1 (en) * | 1998-12-23 | 2001-01-16 | Alliedsignal Power Systems Inc. | Prime mover for operating an electric motor |
US6414400B1 (en) * | 1999-02-03 | 2002-07-02 | Coleman Powermate, Inc. | Small engine driven generator |
US6144190A (en) * | 1999-03-25 | 2000-11-07 | Coleman Powermate, Inc. | Energy conversion system employing stabilized half-bridge inverter |
US6281596B1 (en) * | 1999-11-19 | 2001-08-28 | Capstone Turbine Corporation | Automatic turbogenerator restarting method and system |
US6546658B2 (en) * | 2000-03-01 | 2003-04-15 | Rose Displays, Ltd. | Elongated shell and internal gripper assembly |
US6467742B1 (en) * | 2000-04-29 | 2002-10-22 | Rose Displays | Poster-gripping extrusion |
US6333622B1 (en) * | 2000-05-16 | 2001-12-25 | General Electric Company | Synchronous generator having auxiliary power windings and variable frequency power source |
US6683389B2 (en) * | 2000-06-30 | 2004-01-27 | Capstone Turbine Corporation | Hybrid electric vehicle DC power generation system |
US6450471B1 (en) * | 2000-07-19 | 2002-09-17 | Popco, Inc. | Clasp for hanging material |
US6281595B1 (en) * | 2000-09-25 | 2001-08-28 | General Electric Company | Microturbine based power generation system and method |
US6748737B2 (en) * | 2000-11-17 | 2004-06-15 | Patrick Alan Lafferty | Regenerative energy storage and conversion system |
US6666027B1 (en) * | 2002-07-15 | 2003-12-23 | General Electric Company | Turbine power generation systems and methods using off-gas fuels |
US6703719B1 (en) * | 2002-08-28 | 2004-03-09 | General Electric Company | Systems and methods for managing a battery source associated with a microturbine power generating system |
US6879053B1 (en) * | 2002-10-22 | 2005-04-12 | Youtility, Inc. | Transformerless, load adaptive speed controller |
US6921985B2 (en) * | 2003-01-24 | 2005-07-26 | General Electric Company | Low voltage ride through for wind turbine generators |
-
1997
- 1997-12-03 WO PCT/US1997/022405 patent/WO1998025014A2/en not_active Application Discontinuation
- 1997-12-03 JP JP52585698A patent/JP2002507377A/ja active Pending
- 1997-12-03 CA CA002273944A patent/CA2273944C/en not_active Expired - Fee Related
- 1997-12-03 CN CN97181247A patent/CN1076140C/zh not_active Expired - Fee Related
- 1997-12-03 RU RU99114456/09A patent/RU2224352C2/ru not_active IP Right Cessation
- 1997-12-03 EP EP97949778A patent/EP0947044B1/en not_active Expired - Lifetime
- 1997-12-03 ID IDW990641A patent/ID22446A/id unknown
- 1997-12-03 KR KR1019997004927A patent/KR20000069290A/ko not_active Application Discontinuation
- 1997-12-03 DE DE69721817T patent/DE69721817D1/de not_active Expired - Lifetime
- 1997-12-03 BR BR9714775-3A patent/BR9714775A/pt not_active IP Right Cessation
- 1997-12-03 AU AU76263/98A patent/AU7626398A/en not_active Abandoned
- 1997-12-03 AT AT97949778T patent/ATE239869T1/de not_active IP Right Cessation
-
1998
- 1998-07-14 US US09/115,308 patent/US6323625B1/en not_active Expired - Fee Related
-
2001
- 2001-04-23 US US09/840,572 patent/US6605928B2/en not_active Expired - Lifetime
- 2001-12-14 JP JP2001381429A patent/JP2002252999A/ja active Pending
-
2003
- 2003-05-28 US US10/446,386 patent/US6989610B2/en not_active Expired - Lifetime
- 2003-05-28 US US10/446,388 patent/US6779771B2/en not_active Expired - Fee Related
- 2003-10-03 US US10/678,363 patent/US6911742B2/en not_active Expired - Lifetime
- 2003-10-03 US US10/678,499 patent/US6891282B2/en not_active Expired - Lifetime
- 2003-10-03 US US10/678,386 patent/US6998728B2/en not_active Expired - Lifetime
- 2003-10-03 US US10/678,424 patent/US6956301B2/en not_active Expired - Lifetime
- 2003-10-03 US US10/678,509 patent/US6909199B2/en not_active Expired - Lifetime
Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8508058B2 (en) | 2008-06-30 | 2013-08-13 | Demand Energy Networks, Inc. | Energy systems, energy devices, energy utilization methods, and energy transfer methods |
CN102297027B (zh) * | 2010-05-25 | 2015-06-24 | 通用电气公司 | 燃气涡轮系统和用于燃气涡轮起动的控制方法、装置 |
CN102297027A (zh) * | 2010-05-25 | 2011-12-28 | 通用电气公司 | 燃气涡轮起动控制 |
US9525285B2 (en) | 2011-06-13 | 2016-12-20 | Demand Energy Networks, Inc. | Energy systems and energy supply methods |
CN104321223A (zh) * | 2012-03-21 | 2015-01-28 | 冷王公司 | 用于移动环境控制单元的改进电调节系统及控制该单元的方法 |
CN104321657A (zh) * | 2012-03-30 | 2015-01-28 | 冷王公司 | 具有用于高压交流电总线的磁传感器的机动环境受控单元 |
CN103847973A (zh) * | 2012-12-05 | 2014-06-11 | 石家庄飞机工业有限责任公司 | 小型通用飞机电源扩容系统 |
CN105849390B (zh) * | 2013-12-23 | 2019-06-07 | 涡轮梅坎公司 | 用于可靠地起动涡轮发动机的方法和系统 |
CN105849390A (zh) * | 2013-12-23 | 2016-08-10 | 涡轮梅坎公司 | 用于更可靠地起动涡轮机的方法和系统 |
CN108603413A (zh) * | 2016-02-12 | 2018-09-28 | 西门子股份公司 | 具有启动电机的燃气轮机线路 |
CN109478861A (zh) * | 2016-07-22 | 2019-03-15 | 三菱日立电力系统株式会社 | 双轴燃气轮机发电设备及其控制方法 |
CN109478861B (zh) * | 2016-07-22 | 2021-10-08 | 三菱动力株式会社 | 双轴燃气轮机发电设备及其控制方法 |
CN109424436A (zh) * | 2017-08-24 | 2019-03-05 | 通用电气航空系统有限责任公司 | 用于操作一组发电机的方法和系统 |
CN109424436B (zh) * | 2017-08-24 | 2021-04-06 | 通用电气航空系统有限责任公司 | 用于操作一组发电机的方法和系统 |
CN114583825A (zh) * | 2022-05-09 | 2022-06-03 | 商飞软件有限公司 | 一种b737飞机主交流电源空中工作方法 |
CN114583825B (zh) * | 2022-05-09 | 2022-07-15 | 商飞软件有限公司 | 一种b737飞机主交流电源空中工作方法 |
Also Published As
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1076140C (zh) | 用于涡轮/交流发电机的共轴电气系统 | |
US5694026A (en) | Turbine generator set without a step-down gear box | |
US4246531A (en) | Constant frequency variable rpm generator | |
US6815934B2 (en) | Induction generator power supply | |
US7514806B2 (en) | Engine start system with quadrature AC excitation | |
EP0223419A1 (en) | Energy recovery apparatus for a turbocharged compound engine | |
US20060087293A1 (en) | AC generator with independently controlled field rotational speed | |
US7330016B2 (en) | Induction generator power supply | |
EP0901218A3 (en) | Turbogenerator/motor controller | |
RU99114456A (ru) | Электрическая система для турбины/генератора переменного тока на общем валу | |
EP0817367A3 (en) | Generator system for internal combustion engine | |
US20040090204A1 (en) | Electric motor driven engine accessories | |
JP2896545B2 (ja) | 回転電機付過給機によるエネルギー回収装置 | |
JP2712261B2 (ja) | 回転電機付ターボチャージャの制御装置 | |
JP3168788B2 (ja) | 排気エネルギー回収装置 | |
JP2608010B2 (ja) | 回転電機付ターボチャージャシステム | |
CN2572654Y (zh) | 整体式变速恒频恒压无刷发电机组 | |
MXPA99005169A (es) | Sistema electrico para turbina y alternador montados en un eje comun | |
SI21586A (sl) | Naprava za proizvajanje enosmernega in izmeničnega toka |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |