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Применить Всего найдено 4. Отображено 4.
25-07-2023 дата публикации

Train millimeter wave radar speed measurement method and system based on mixed frequency band redundancy architecture

Номер: CN116482671A
Принадлежит:

The invention discloses a train millimeter wave radar speed measurement method and system based on a mixed frequency band redundancy architecture, which adopts a structural design of double sets of digital signal processing redundancy, fully utilizes the performance characteristics of radars of different frequency bands, adopts a dual-frequency-band parallel working redundancy mechanism, and adopts a continuous wave modulation (CW) + frequency modulated continuous wave (FMCW) dual-mode working mechanism. Interference of signals with the same frequency is effectively avoided, and the stability and precision of the radar are further improved. In actual measurement, the low-speed operation condition of a train and some external environments can interfere with the radar and influence the measurement of the train speed, and the radar speed measurement is corrected by combining with the accelerometer for data fusion, so that the anti-interference capability of the system speed measurement can ...

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27-07-2016 дата публикации

Perpendicular pendulum system of unblanking to pendulum mass

Номер: CN0205404831U
Принадлежит:

... 本实用新型公开种垂直向摆体的开锁摆系统,包括开锁摆组件、用于锁定摆锤的锁芯、用于支撑锁芯的支撑件,该摆锤上开有与该锁芯对应的锁槽,该开锁摆组件包括开锁摆调整件、连接件、L形锁舌,该开锁摆调整件通过该连接件与该L型锁舌相连接,该开锁摆调整件驱动该连接件、L形锁舌沿锁摆方向移动,当该L形锁舌抵推该锁芯使其抵入该摆锤上的锁槽时,摆体锁定;该开锁摆调整件驱动该连接件、L形锁舌沿解锁方向移动,当该L形锁舌与该锁芯不相抵接时,该锁芯脱离该摆锤上的锁槽,摆体解锁。本实用新型能够实现垂直向摆体的开、锁摆,特别是能够保证地震计受到剧烈震动时,仍然可靠锁摆,有效保护摆体簧片,保证了地震计的检测精度。 ...

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27-07-2016 дата публикации

Level is to pendulum system of unblanking of pendulum mass

Номер: CN0205404832U
Принадлежит:

... 本实用新型公开种水平向摆体的开锁摆系统,包括开锁摆组件、用于锁定摆锤的锁芯、用于支撑锁芯的支撑件,摆锤上开有与该锁芯对应的锁槽,开锁摆组件包括开锁摆调整件、连接件、锁舌,该开锁摆调整件通过该连接件与该锁舌相连接,开锁摆调整件驱动该连接件、锁舌沿锁摆方向移动,当该锁舌抵推该锁芯使其抵入该摆锤上的锁槽时,摆体锁定;开锁摆调整件驱动该连接件、锁舌沿解锁方向移动,当该锁舌与该锁芯不相抵接时,该锁芯脱离该摆锤上的锁槽,摆体解锁。本实用新型能够实现水平向摆体的开、锁摆,特别是能够保证地震计受到剧烈震动时,仍然可靠锁摆,有效保护摆体簧片,保证了地震计的检测精度。 ...

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07-07-2023 дата публикации

Bullet train section suitable for one station and multiple fields and train receiving and dispatching management and control method for fields spanned by bullet trains

Номер: CN116395003A
Принадлежит:

The invention discloses a bullet train section suitable for one station and multiple fields and a bullet train crossing field train receiving and dispatching control method, the bullet train section and a plurality of stations in the jurisdiction range of bullet trains are regarded as a whole at the traveling level, a train stage plan is compiled facing the whole, an in-station train plan is generated by combining a shunting suggestion plan, and the train receiving and dispatching control method is applied to the bullet train section and the multiple stations in the jurisdiction range of the bullet trains. The method can meet the requirement of handling multi-station cross-site train operation with one train stage plan on site, can get rid of the dependence of the train stage plan on maintenance details, reduces the labor intensity of field operation personnel for cooperatively adjusting the train stage plan, and reduces the potential safety hazard existing in manual route arrangement; ...

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