Based on the demand of the power quality 's harmonic monitor and the specialty of large scale programmable logic device, this paper advances a frame of a 24-bit float point FFT module in FPGA.

论文根据电能质量谐波监测要求和大规模可编程逻辑器件的特点，设计了一个基于可编程逻辑器件的24位浮点FFT处理模块。

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The power supply module is connected in the device to provide the device with direct current. The whole device is fixed in a casing and is installed on a police motorcycle.

电源模块连接在装置中为其提供直流电，整个装置固定在机壳内并安装在警用摩托车上。

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The invention relates to a solar water heater device, which comprises a thermoelectric conversion module, a heat collector, a heat exchanger, an optical focusing plate and a power supply system.

一种太阳能热水器装置，其包括热电转换模块、集热器、热交换器、光聚焦板及电源系统。

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