The Prime Power Unit (PPU) is an air- and highway-transportable, trailer-mounted 1.3MW (megawatt) Generator Set, a key component of the Terminal High Altitude Air Defense (THAAD) system.

主动力单元（PPU）是一种可搭载空中和公路运输，拖车式1.3MW （兆瓦）发电机组，这也是终端高空防御系统（THAAD）的关键组成部分。

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We obtained PTAT and CTAT current generator with low power consumption and high PSRR, which in a simple circuit structure.

用较简单的电路形式实现了低功耗和高电源抑制比的PTAT电流产生电路和CTAT电流产生电路。

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Wicked environment and exceeding use has high requirement to corrosion protection of parts of wind power generator set .

恶劣的环境条件和超常的使用寿命，对风力发电机组零部件的防腐提出了较高的要求。

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In addition to the petrol engine and electric motor, the LF-CC hybrid drive system further comprises a generator, a high-performance battery, a power split device which, via planetary reduction gears, combines and re-allocates power from the engine, electric motor and generator according to operational requirements, and a compact power control unit to govern the high speed interaction of the system components.

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