- 更多网络例句与有效功率相关的网络例句 [注：此内容来源于网络，仅供参考]
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The study has focused on: 1 The research background and the current state of the power measurement were analyzed systematically, and then wavelet-based power measurement algorithm was certified feasible for astable signals; 2 We developed a new method of RMS and power measurement based on Dmeyer wavelet. After that three other wavelet measurement approaches were compared with Dmeyer wavelet-based measurement approach. Then the impact on measurement errors of amplitude frequency property and energy leakage of wavelet filter banks were deeply researched, and some measures were proposed to reduce it; 3 We developed a new strategy of power measurement algorithm based on lifting wavelet, which had calculation advantage compared with the first wavelet, so that it was more suitable for the realization of hardware; 4 The running system of wavelet-based power measurement algorithm based on DSP was proposed, and then it was realized on ICETEK-VC5416-A EVM board; 5 Existing problems and the further research direction of wavelet-based power sub-band measurement algorithm was discussed.
本文对基于小波变换的功率测量算法展开深入的分析研究，主要内容有：1）系统地分析了功率分解测量的研究背景、国内外的研究现状，并从能量守恒的角度验证了小波功率分频带测量算法在非平稳信号条件下的可行性；2）首次提出了Dmeyer小波变换有效值与功率的测量方法，进而通过对该方法与3种已经提出的小波测量方法的对比分析，深入研究了小波滤波器组的幅频特性和能量泄漏特性对测量误差的影响，并针对电网谐波的特点提出了减小影响的相关措施；3）首次提出了二代小波功率测量算法，对比一代小波功率分频带测量算法，它大大减少了算法实现的运算量及内存的需求量，从而更适合于硬件的实时实现；4）提出了小波功率分频带测量算法的DSP实现方案，并在ICETEK-VC5416-A EVM板上进行了实现；5）探讨了小波功率分频带测量算法目前仍存在的问题，并提出了进一步的研究方向。
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This paper analyzes the factors that affect the performance of silicon oil fan clutch and the key configuration.A kind of silicon oil fan clutch has been developed,performance and experimental data of silicon oil fan clutch are summarized through bench testing.The test results show that the optimized clutch can make a response to temperature and has less consumption of power.
硅油风扇离合器不仅可以减少发动机有效功率的损耗，改善发动机的经济性，提高发动机寿命，而且能有效的降低发动机噪声，具有广阔的应用前景[1]。1结构及工作原理硅油风扇离合器是用硅油作介质，利用硅油高粘度的特性来传递转矩，其结构如图1所示，当发动机负荷增加时，水温升高，从散热器吹来的热空气使双金属感温片受热而扭转变形，带动阀销一起转动并通过感温片变形量的大小控制进油阀开度。
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Terminal voltage is determined by a cut-and-try solution such that the summation of reactive volt-amperes equals zero. Slip is determined from the relation that the summation of the real powers equals zero, and then frequency is obtained.
根据虚功率总合为零的原则，可求出感应发电机之端电压值，以及有效功率总合等於零的原则，求出转差率及频率来。
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In addition,two main factors influencing on torque measurement precision,shaft vibration and ambient temperature,are discussed and corresponding revolutions avoiding these influences are brought forward. Then two sets instrument,SEC Shaft HorsePower meter and WDC 1605A Current Ship Power Measurement System,are analyzed,emphasizing on basic principle,performance,installation and operation on-board.
同时，结合具体的测量仪器设备——日本SHOYO公司的"SEC船舶主机功率仪"和美国WDC无线数据传输公司的"1605A通用海上试验功率测试系统"，详细介绍应用扭矩仪实船测量柴油机的输出扭矩和有效功率，包括基本测量原理、设备的技术性能、应用注意事项以及实际安装与操作等内容。
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The main content of this dissertation includes: 1. Research on the theory of ultrasonic power supply, introduce its development process. On the basis of these, fix on the scheme of medical ultrasonic low-power supply. 2. According to the principle of modularized design, divide medical ultrasonic low-power supply into four parts. They are power amplify circuit, power control circuit, frequency automatic tracking circuit and matching circuit. Separately research on their theories and design their circuits and necessary programs, especially, effectively resolve the problem tracking the supersonic vibration system with a narrow syntony frequency bandwidth and a high swing. 3. The matching experiments gain good result, and prove that medical ultrasonic low-power supply is entirely up to the mustard on intellectualization, wide band of working frequency, steady output and high efficiency.
本文工作的主要内容包括： 1、研究了超声功率电源的原理，并回顾了它的发展过程，在此基础之上确定本文医用小功率超声电源的设计方案； 2、按照模块化的设计原则，将医用小功率超声电源的设计分解为功率放大电路、功率控制电路、频率自动跟踪电路和匹配电路等四个部分，分别研究了各部分的原理，在此基础之上进行了具体的电路设计和程序设计，尤其是有效地解决了对谐振频率带宽窄振幅高的超声振动系统的频率跟踪问题； 3、通过与超声振动系统的各项配合实验，取得了很好的实验结果，验证了医用小功率超声电源完全满足智能化、工作频带宽、输出功率稳定、输出效率高的设计要求。
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Objective To select the effective microwave power for different severities of cervical erosion .
目的 筛取治疗不同程度宫颈糜烂的微波有效功率。
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It adopts the single chip computer control calculation meritorious service capacity, and parameters such as real power, reactive power, meritorious service rate element, tension fundamental harmonic virtual value and tension harmonious wave virtual value and so on these are separation to the calculation branch to the measurement that on the basis of the scattered integration formula in immediate future scattered Fourier transformation, the exchange basseted on to power system parameter sampling idea was achieved to adjust all the journey moreover the frequency alternating current frequency and the tension virtual value as well as the electric current virtual value in the way of software .
它采用单片机的控制运算功能，根据离散积分公式即离散傅立叶变换，基于对电力系统参数进行采样的思想，实现同时对一路工频交流电的频率、电压有效值、电流有效值的测量，用软件计算分析出有功功率、无功功率、功率因素、电压基波有效值、电压谐波有效值等参数。
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It adopts the single chip computer control calculation meritorious service capacity, and parameters such as real power, reactive power, meritorious service rate element, tension fundamental harmonic virtual value and tension harmonious wave virtual value and so on these are separation to the calculation branch to the measurement that on the basis of the scattered integration formula in immediate future scattered Fourier transformation, the exchange basseted on to power system parameter sampling idea was achieved to adjust all the journey moreover the workmans frequency alternating current frequency and the tension virtual value as well as the electric current virtual value in the way of software .
它采用单片机的控制运算功能，根据离散积分公式即离散傅立叶变换，基于对电力系统参数进行交流采样的思想，实现同时对一路工频交流电的频率、电压有效值、电流有效值的测量，用软件计算分析出有功功率、无功功率、功率因素、电压基波有效值、电压谐波有效值等参数。
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LabVIEW Simulation Software by 1.5MW wind turbines on the change in wind direction in the input signal, power and yaw motor motion simulation and analysis results show that the strategy will enable effective power output of wind turbines increases, making the cabin has the right wind fast, stable characteristics.
通过LabVIEW仿真软件对1.5MW的风力发电机在输入变化的风向信号时，功率和偏航电机动作进行仿真分析，结果表明该策略能够使风力机的输出有效功率增加，使得机舱具有对风快，平稳的特点
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A cluster of metal steam above welding pool and its obvious effect on reducing the laser energy input was found by real time image sensing. Side-blowing shield gas could remove the metal steam, and the effective power of the laser was elevated.
通过实时的图像采集，观察到熔池表面存在的团状金属蒸气，其对激光能量的输入造成较大影响，通过侧吹气体可以将其去除，提高激光有效功率。
- 更多网络解释与有效功率相关的网络解释 [注：此内容来源于网络，仅供参考]
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active power：有效功率
参考设计内配备的软体套装,有助於校正仪表、读取有效功率(active power)和无效功率(apparent power),以及均方根(RMS)电流和电压. 此参考设计预计於3月起在www.microchipdirect.com上接受订购.
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Brake horsepower：(发动机)制动[有效]功率[马力]
brake hop 制动时车轮的垂直振[跳]动 | brake horsepower (发动机)制动[有效]功率[马力] | brake hose 制动软管
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water horse-power：水马力,有效功率
water horning 喷水清理 | water horse power 水马力,有效功率 | water hose 灌水软管
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installed power：设备功率(额定产量下系统内所有装置的有效功率)
INLET GAS COMPRESSOR: 供气压缩机 | INSTALLED POWER: 设备功率(额定产量下系统内所有装置的有效功率) | INTERMEDIATE OZONATION: 中臭氧化(饮水处理过程在沉淀后过滤前加臭氧)
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instantaneous power：瞬間功率
交流电路的瞬间功率(Instantaneous power)定义为:在任一时刻,阻抗上式中的P 称为有效功率(Effective power)或实功率(Real power),底为平均功率 P,此直角三角形称为功率三角形(Power triangle)由功称为支路k,
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KVA：视在功率
功率因素(Power Factor Correct)指的是有效功率(KW)与总耗电量(视在功率) (KVA)的比值. 功率因素可以衡量电力被有效利用的程度,当功率因素值越大,代表其电力利用率越高.
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brake power Pe：有效功率
mechanical loss power Pm 机械损失功率 | brake power Pe 有效功率 αφθΔηβΩεπλ | power per litre PL 升功率
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active power relay：有效功率电驿
有效功率损耗 active-power loss | 有效功率电驿 active-power relay | 活动率,活动性,放射性,放射强度 activity
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effective thermal efficiency：有效热功率
effective horsepower 有效功率 | effective thermal efficiency 有效热功率 | engine speed 发动机转速
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RMS power：(交流电)有效功率
rller chain 滚轮链 | RMS power (交流电)有效功率 | RMS value (交流电)有效值