| 煤场桥式抓斗变频控制方式的应用案例 |
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| 引用本文： | 张东平,周思宁. 煤场桥式抓斗变频控制方式的应用案例[J]. 化工文摘, 2012, 0(8): 41-42 |
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| 作者姓名： | 张东平 周思宁 |
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| 作者单位： | [1]广东韶关发电厂,广东韶关512132 [2]南京同顺源实业有限公司,南京200049 |
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| 摘 要： | 分析火电厂燃料桥式抓斗运行特性,采用变频（无PG）控制技术对原有控制系统进行改造,优化了控制系统,克服了调速范围小、速度稳定性差、无法长时间低速下吊重物、故障率高等缺点。
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| 关 键 词： | 变频调速 段速 电气制动 桥式抓斗 |
Application Cases of Bridge Grab Bucket Frequency Control of Coal Yard |
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| ZHANG Dong-ping,ZHOU Si-ning. Application Cases of Bridge Grab Bucket Frequency Control of Coal Yard[J]. , 2012, 0(8): 41-42 |
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| Authors: | ZHANG Dong-ping ZHOU Si-ning |
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| Affiliation: | 1. Guangdong Shaoguan Power Plant, Shaoguan 512132, China; 2. Nanjing Tongshunyuan Industrial LTD, Nanjing 200049, China) |
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| Abstract: | The operation characteristics of bridge grab bucket power plant fuel is analyzed. The original control system is improved using frequency control technology. The control system is optimized. The disadvantage of small control scope, poor stability, can not hold the heavy goods in low speed for long time and high failure are overcome. |
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| Keywords: | frequency control multi-step speed power braking bridge grab |
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