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公开(公告)号：US09816484B2
公开(公告)日：2017-11-14
申请号：US14402476
申请日：2013-06-03
CPC分类号： F03D7/0224 , B60J7/1226 , F03D7/0264 , F03D7/047 , F03D17/00 , F05B2260/845 , F05B2270/107 , Y02E10/723
摘要： The invention relates to a safety system for a wind turbine, comprising a pitch system (23), which comprises a plurality of drive systems (15, 16, 17) and at least one safety switching device (24), by means of which each of the drive systems (15, 16, 17) can be controlled to carry out a travel to a safe position in accordance with at least one control signal, a safety circuit, which is provided in a machine part adjacent to the pitch system (23) and which comprises a transmission device (32) and a controller (29), by means of which the at least one control signal can be generated, which can be transmitted from the controller (29) to the safety switching device (24) by means of the transmission device (32), wherein the control signal can be generated and/or output by the controller (29) in the form of at least two control signals (EFC 1, EFC 2), the control signals (EFC 1, EFC 2) can be transmitted from the controller (29) to the safety switching device (24) by means of the transmission device (32), a safety-relevant error can be detected in the safety circuit by means of the safety switching device (29) by evaluating the control signals (EFC 1, EFC 2), and each of the drive systems (15, 16, 17) can be controlled to travel to a safe position if such an error is present.
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公开(公告)号：US20150233351A1
公开(公告)日：2015-08-20
申请号：US14402476
申请日：2013-06-03
CPC分类号： F03D7/0224 , B60J7/1226 , F03D7/0264 , F03D7/047 , F03D17/00 , F05B2260/845 , F05B2270/107 , Y02E10/723
摘要： The invention relates to a safety system for a wind turbine, comprising a pitch system (23), which comprises a plurality of drive systems (15, 16, 17) and at least one safety switching device (24), by means of which each of the drive systems (15, 16, 17) can be controlled to carry out a travel to a safe position in accordance with at least one control signal, a safety circuit, which is provided in a machine part adjacent to the pitch system (23) and which comprises a transmission device (32) and a controller (29), by means of which the at least one control signal can be generated, which can be transmitted from the controller (29) to the safety switching device (24) by means of the transmission device (32), wherein the control signal can be generated and/or output by the controller (29) in the form of at least two control signals (EFC 1, EFC 2), the control signals (EFC 1, EFC 2) can be transmitted from the controller (29) to the safety switching device (24) by means of the transmission device (32), a safety-relevant error can be detected in the safety circuit by means of the safety switching device (29) by evaluating the control signals (EFC 1, EFC 2), and each of the drive systems (15, 16, 17) can be controlled to travel to a safe position if such an error is present.
摘要翻译： 本发明涉及一种用于风力涡轮机的安全系统，包括一个俯仰系统（23），该俯仰系统包括多个驱动系统（15,16,17）和至少一个安全切换装置（24），通过该安全切换装置 可以控制驱动系统（15,16,17），以根据至少一个控制信号执行行驶到安全位置，安全电路设置在与俯仰系统（23）相邻的机器部分中 ），并且其包括传输设备（32）和控制器（29），通过该传输设备和控制器可以产生可以从控制器（29）传输到安全切换设备（24）的至少一个控制信号，控制器（29）和控制器 传输装置（32）的装置，其中控制信号可由控制器（29）以至少两个控制信号（EFC 1，EFC 2），控制信号（EFC1，EFC2）的形式产生和/或输出， EFC 2）可以通过传动从控制器（29）传输到安全开关装置（24） 通过评估控制信号（EFC 1，EFC 2）和每个驱动系统（15,16），可以通过安全开关装置（29）在安全电路中检测安全相关的误差 ，17）可以被控制以行进到安全的位置，如果存在这样的错误。
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