• 这种是根据无线频率感应原理工作,付款时只要将卡靠近商家支付终端便可以显示详细交易清单完成支付。

    The card works by a radio-frequency detection method that requires the card only to be placed close to the merchant's terminal for the details of the transaction to be transferred and logged.

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  • 现在部分车型具有自动感应雨量大小功能根据实际雨量大小来智能调整雨刷工作频率做到全心全意开车

    Now some models with automatic induction rainfall size function, it can adjust according to the actual work of intelligent wiper rainfall frequency, so that you can do with driving.

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  • 主要研究适用开关频率变频器驱动感应电动机数学模型

    Inductive motor mathematics model suitable for high switching frequency inverter drive is described in this paper.

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  • 介绍了用于感应电机起动的离散频率控制方法

    A discrete frequency control method is proposed for thyristorized static switch.

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  • 铁道机车车辆牵引领域中的转矩控制利用脉冲发生器(PG检测牵引感应电动机转子频率

    The Pulse Generators PGs are equipped to detect the rotor frequency of induction traction motors for the torque control in railway vehicle traction field.

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  • 感应电动机等效电路基础分析了当电源频率发生改变时,等值电路中主要参数的变化规律。

    The principle of main parameter of the with the change of source frequency were given on the base of analyzing the equivalent circuit of induction motor.

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  • 提出新颖感应电机速度控制法,在任一频率下,它不但能使电机输出力矩而且使稳态速度误差几乎等于零

    This paper presents a novel open-loop speed control method for induction motors that provides high output torque and nearly zero steady-state speed error at any frequency.

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  • 分析了电力系统频率偏移谐波传统感应电能表误差特性影响

    The influence of frequency deviate or harmonics to the traditional kilowatt hour meter of electromagnetic induction type is analysed in the paper.

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  • 介绍冷轧工作双频感应淬火设备特点,国内首创较低的中频频率的选定,同类淬火设备比较的优点。

    This paPer introduces the equipments of double-frequency induction heating the forged steel cold work roller, and compare with the same kind induction heating equipments.

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  • 调的感应可能很高至于极限有用频率范围这里技术可能帮助。

    For tuneable loops the inductance can be so high as to limit the useful frequency range and here mobius winding techniques can help out.

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  • 基础讨论直线感应电机转差频率控制方案可行性,给出了控制方案。

    This paper deduces the relationship between power factor and slip angle frequency based on equivalent circuit of induction motor in stable state.

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  • 感应电机能量优化控制常根据电机静态模型采用恒频率控制。

    The programfeasibility is further discussed for the slip frequency control of linear induction motor and the control program is proposed.

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  • 串联谐振电路简单启动容易谐振频率适应功率感应加热电源系统。

    The series resonance circuit is simple, its start easy and resonance-frequency high. It is suitable in small power induction heating supply.

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  • 该条给出了电话耳机相对于耳机发出声压的,所建议感应的强度频率特性

    It presents recommended levels and frequency characteristics for the inductive field at the telephone earphone relative to a sound level presented at the same earphone.

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  • 随着频率升高,即使感应强度较低时,涡流损耗剩余损耗的影响不容忽视,且两者都随温度升高而升高。

    With an increase of the frequency and temperature, the eddy current loss and residual loss contributed to the total loss at the low induction.

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  • 免疫性试验通过改变试验严格标准感应干扰频率得以完成。

    Immunity tests are carried out by varying the test severity level and the frequency of the induced disturbance.

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  • 超声波技术根据频率声音感应测量的。

    Ultrasonic technology is based on high-frequency sensors to measure the sound.

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  • 感应加热电源负载输出频率功率开关管工作频率二倍,且功率开关器件工作时具有软开关特性需要高频应用的场合很意义

    Since its output frequency is as twice as the device frequency and it has the merit of soft-switching characteristic, multiple-frequency induction heater is widely used in high frequency application.

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  • 感应电机能量优化控制根据电机静态模型采用转差频率控制。

    The energy optimization control of asynchronous machine often uses the permanent slip frequency control according to the electrical machinery static model.

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  • 等离子电子碰撞频率感应强度调节等离子体反射率重要参量

    The electronic collisional frequency and magnetic inductive intensity are important parameters of plasma for adjusting the reflectance.

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  • 结果表明方波正弦波调幅磁场感应功率调幅频率无关

    The results show that the induction heat power of magnetic field amplitude-modulated with sine wave and square wave is unrelated to the frequency of modulating wave.

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  • 我们利用处于潜意识资源两个人潜意识里的资源相互联系并达到同一频率的时,我们我们便称之为心灵感应

    We are drawing upon resources within the unconscious mind. When the resources of two unconscious minds link together into the same frequency, we call it Telepathy.

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  • 计算出铝合金锭的感应电流电源频率、功率能耗参数

    The electric parameters such as inductor current, power frequency and energy consumption etc.

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  • 用途APPLICATIONDD862单相电度表感应单相交流有功电度表,用于计量额定频率50hz,单相交流电网有功电能的消耗。

    DD862 single phase watt-hour meter is an induction meter which is applicable to measure the rated frequency of 50 Hz, and power loss of single-phase intercourse grid.

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  • 感应刺激神经很强抑制作用同时还有扩布现象。 2。用0.5%可卡因局麻神经,当改变感应电刺激频率强度时,肌肉收缩型式随之任意改变

    Nerve being locally anesthetized with 0.5% cocaine, the pattern of muscle contraction may be changed arbitrarily by changing the frequency and amplitude of induction coil stimulation.

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  • 感应强度频率匹配合适时,焊缝成形良好,焊缝组织几乎细小的等轴晶。

    With optimum magnetic intensity and frequency, the weld microstructures were almost fine equiaxed grains and the weld shape was.

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  • 选择这个频率以便不是MN感应任何干扰频率

    This frequency is chosen so that it is not one of those frequencies that the MN currently senses any interference.

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  • 结合矩阵变换器空间矢量调制方法,将矩阵变换器过调制方法用于感应电机直接转控制,达到矩阵变换器开关频率恒定电机快速转矩响应的目的。

    Double space vector modulation and overmodulation of matrix converter were proposed in this paper to ensure the matrix converter switching frequency to be fixed and fast dynam-ic torque response.

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  • 结合矩阵变换器空间矢量调制方法,将矩阵变换器过调制方法用于感应电机直接转控制,达到矩阵变换器开关频率恒定电机快速转矩响应的目的。

    Double space vector modulation and overmodulation of matrix converter were proposed in this paper to ensure the matrix converter switching frequency to be fixed and fast dynam-ic torque response.

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