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    • 1. 发明授权
    • Hot surface igniter adaptive control method
    • 热表面点火器自适应控制方法
    • US08992211B2
    • 2015-03-31
    • US12144789
    • 2008-06-24
    • John KocieckiYelena N. Kaplan
    • John KocieckiYelena N. Kaplan
    • F23Q7/22F23Q7/26F23Q7/24
    • F23Q7/24F23N2027/02F23N2027/42
    • An adaptive gaseous fuel ignition control method for use in consumer and commercial appliances that reduces stress on and increases the life of a hot surface igniter without resulting in a failure to ignite condition is provided. The method provides a preheating period, a full temperature period, and a trial for ignition period. The preheating period gradually increases the power applied to reduce the stress resulting therefrom. Once a gas valve has been commanded open, the controller monitors the time for ignition of the gaseous fuel. If the time is longer than a threshold, either the applied power or the period of time during which the power is applied is increased to shorten the time. If, however, the ignition period is shorter than the threshold, either the power applied or the period of time during which the power is applied before commanding the gas valve open is lowered or shortened.
    • 提供了一种用于消费者和商业电器中的适应性气体燃料点火控制方法,其减少热表面点火器的压力并增加其寿命,而不会导致点火不良状况。 该方法提供预热期,全温度期和点火期试验。 预热期间逐渐增加施加的功率以减少由此产生的应力。 一旦气阀被命令打开,控制器就会监视气体燃料点燃的时间。 如果时间长于阈值,则施加的功率或施加功率的时间段被增加以缩短时间。 然而,如果点火时间短于阈值,则在指示燃气阀打开之前施加的功率或施加电力的时间段被降低或缩短。
    • 2. 发明授权
    • Low voltage power supply for spark igniter and flame sense
    • 用于火花点火器和火焰感的低压电源
    • US07944678B2
    • 2011-05-17
    • US12208856
    • 2008-09-11
    • Yelena N. KaplanDale Thomas Rodda
    • Yelena N. KaplanDale Thomas Rodda
    • F23Q3/00
    • H02M3/33507F23Q3/004Y02B70/1433
    • A low voltage power supply circuit for intermittent pilot and/or direct spark ignition systems utilized in gas burning appliances is provided. The circuit utilizes a single transformer and a resonant circuit to supply power to both a flame sense circuit as well as the spark generation circuit. The resonant circuit allows the use of low power sources such as batteries or self-supplied voltage systems such as thermopiles or hydro generators. Recognizing that power draw from the low power source is high during a sparking event and recharging of a sparking capacitor, the flame sensing is suspended during the sparking event and for a short recharge time thereafter.
    • 提供了一种用于气体燃烧器具中的间歇式先导和/或直接火花点火系统的低压电源电路。 该电路利用单个变压器和谐振电路为火焰感测电路以及火花发生电路供电。 谐振电路允许使用诸如电池或诸如热电堆或水力发电机的自供电电压系统的低功率源。 认识到在火花事件和火花电容器的再充电期间,来自低功率源的功率消耗很高,因此火花检测在火花事件期间被暂停,此后的充电时间短。
    • 4. 发明授权
    • Flame sense circuit and method with analog output
    • 火焰检测电路和模拟输出方法
    • US06985080B2
    • 2006-01-10
    • US10384303
    • 2003-03-07
    • John KocieckiYelena N. Kaplan
    • John KocieckiYelena N. Kaplan
    • G08B17/12
    • F23N5/123F23N2023/00F23N2023/08
    • An analog flame sense circuit is provided that utilizes the flame rectification method of sensing flame. The circuit uses an AC voltage source and discrete components to provide the sensing of the flame current. Either a single-pole or a two-pole filter may be used to smooth the generated sense voltage. A DC bias is provided to the filter to ensure a positive voltage. The circuit also includes a high-gain, high-impedance amplifier to translate the high impedance voltage of the sensing portion of the circuit to a relatively low impedance voltage for use by an electronic control circuit. In one embodiment, a high-gain emitter-follower amplifier constructed from two bi-polar junction transistors (BJTs) is used. An integrated Darlington configuration may be used, as well as a single BJT having a high gain, and an integrated operational amplifier.
    • 提供了一种模拟火焰检测电路,其利用感测火焰的火焰整流方法。 该电路使用AC电压源和分立元件来提供对火焰电流的感测。 可以使用单极或双极滤波器来平滑所产生的感测电压。 向滤波器提供直流偏压,以确保正电压。 该电路还包括高增益高阻抗放大器,以将电路的感测部分的高阻抗电压转换为相对较低的阻抗电压,以供电子控制电路使用。 在一个实施例中,使用由两个双极结晶体管(BJT)构成的高增益射极跟随放大器。 可以使用集成的达林顿配置,以及具有高增益的单个BJT以及集成的运算放大器。
    • 5. 发明申请
    • Hot Surface Igniter Adaptive Control Method
    • 热表面点火器自适应控制方法
    • US20090317755A1
    • 2009-12-24
    • US12144789
    • 2008-06-24
    • John KocieckiYelena N. Kaplan
    • John KocieckiYelena N. Kaplan
    • F23Q7/22F23Q7/26F23N5/20
    • F23Q7/24F23N2027/02F23N2027/42
    • An adaptive gaseous fuel ignition control method for use in consumer and commercial appliances that reduces stress on and increases the life of a hot surface igniter without resulting in a failure to ignite condition is provided. The method provides a preheating period, a full temperature period, and a trial for ignition period. The preheating period gradually increases the power applied to reduce the stress resulting therefrom. Once a gas valve has been commanded open, the controller monitors the time for ignition of the gaseous fuel. If the time is longer than a threshold, either the applied power or the period of time during which the power is applied is increased to shorten the time. If, however, the ignition period is shorter than the threshold, either the power applied or the period of time during which the power is applied before commanding the gas valve open is lowered or shortened.
    • 提供了一种用于消费者和商业电器中的适应性气体燃料点火控制方法,其减少热表面点火器的压力并增加其寿命,而不会导致点火不良状况。 该方法提供预热期,全温度期和点火期试验。 预热期间逐渐增加施加的功率以减少由此产生的应力。 一旦气阀被命令打开,控制器就会监视气体燃料点燃的时间。 如果时间长于阈值,则施加的功率或施加功率的时间段被增加以缩短时间。 然而,如果点火时间短于阈值,则在指示燃气阀打开之前施加的功率或施加电力的时间段被降低或缩短。
    • 7. 发明申请
    • Redundant Ignition Control Circuit and Method
    • 冗余点火控制电路及方法
    • US20100075264A1
    • 2010-03-25
    • US12234765
    • 2008-09-22
    • Yelena N. KaplanDale Thomas Rodda
    • Yelena N. KaplanDale Thomas Rodda
    • F23Q9/08
    • F23Q3/00F23N5/242F23N2027/02F23N2027/24F23N2027/32
    • A redundant ignition control system and method for gas burning appliances is provided. The system utilizes a main processor and a supervisory processor to provide the redundant, fail safe operation of both the pilot valve and the main gas valve of the appliance. Three switching elements under the control of the two processors, as well as the use of high pass filters to block DC from the gas control valves provide redundant, fail safe operation. The use of variable duty cycle or frequency pulse width modulated signals enables use in low power applications and ensures system safety. Inclusion of a gas valve verification sequence, ignition sequence, burner monitoring sequence, and heat shutdown and standby sequences ensures safe, low power operation during normal control, and fail safe operation upon the failure of any component of the system.
    • 提供了一种燃气燃烧器具的冗余点火控制系统和方法。 该系统利用主处理器和监控处理器来提供先导阀和主燃气阀的冗余故障安全操作。 在两个处理器的控制下的三个开关元件以及使用高通滤波器来阻止来自气体控制阀的DC提供冗余的故障安全操作。 使用可变占空比或频率脉宽调制信号可以在低功耗应用中使用,并确保系统安全。 包括气阀验证序列,点火顺序,燃烧器监控顺序以及热关断和待机序列确保在正常控制期间安全,低功率运行,并且在系统任何组件发生故障时都能够安全运行。