基于Bulletin 1503E元件的6kV强力带式输送机软启动装置设计

煤矿地面强力带式输送机高压电动机全压直接启动方式,使机械部件、电气元件遭受严重冲击,经常造成各种机电事故,影响了煤矿生产的正常运行。因此提出了基于Bulletin1503E元件的6 k V强力带式输送机软启动装置设计方案。详细介绍了Bulletin 1503E元件的性能、构成和原理,该软启动装置由配电柜、软启动柜、出线柜、PLC控制等组成,具有组装灵活、运行安全、免维护、性价比高等特点。经实际运行表明,该启动装置避免了全压启动所造成的冲击,满足使用要求,取得了良好的效果。

1^(st) bulletin for the 7th international conference on unsaturated soils(call for abstracts)

The 7th international conference on unsaturated soils（3rd–5th August 2018）is organised by the Hong Kong University of Science and Technology and supported by：TC106 Unsaturated Soils of ISSMGE;Hong Kong Geotechnical Society;Geotechnical Division of Hong Kong Institution of Engineers;

NEUROSCIENCE BULLETIN

The Official Journal of The Chinese Neuroscience SocietySubmit NowNeuroscience Bulletin publishes papers of various topics on neuroscience and focuses on potential disease implications on the nervous system,and molecula r,cellular,or developmental neuroscience using multidisciplinary approaches and functional strategies.

Chinese Science Bulletin

Chinese Science Bulletin reports on the innovative achievements in all subject areas in science. It is a place for the high-level exchange between scientists from both China and abroad. Chinese Science Bulletin is indexed by SCI, CA, etc. Chinese Science Bulletin print version is distributed globally. Its electronic version is available at www.springerlink.com The editor-in-chief and the executive editors form the core of leadership of Chinese Science Bulletin. The review process, with fairness as one of its priorities, is organized by the editor-in-chief and the executive editors with the assistance of the associate editors. Chinese Science Bulletin features articles, reviews and news and views. Chinese Science Bulletin is a semimonthly, 24 issues a year, publishing more than 500 articles.

“Marine Science Bulletin”(《海洋通报》(英文版))征稿简则

Marine Science Bulletin是综合性海洋科技学术英文刊物,由国家海洋局主管,国家海洋信息中心主办,主要对国外发行。本刊的宗旨是坚持科学技术面向经济建设的方针,反映我国海洋科技发展的方向与水平。

Marine Science Bulletin(《海洋通报》(英文版))征稿简则

Marine Science Bulletin是综合性海洋科技学术英文刊物,由国家海洋局主管,国家海洋信息中心主办,主要对国外发行。

International Symposium & 9^(th) Asian Regional Conference of IAEG Bulletin No. 1(First Announcement)

Theme:Global View of Engineering Geology and the Environment Date:September 24-25,2013,Beijing Topics1.Crustal Stability and Dynamical Geo-hazards Crust Stability and Engineering Geology in Asia Mechanism and Risk Reduction of

Chinese Science Bulletin

Chinese Science Bulletin reports on the innovative achievements in all subject areas in science.It is a place for the high- level exchange between scientists from both China and abroad. Chinese Science Bulletin is indexed by SCI,CA,etc. Chinese Science Bulletin print version is distributed globally.Its electronic version is available at www.springerlink.com The editor-in-chief and the executive editors form the core of leadership of Chinese Science Bulletin.The review process, with fairness as one of its priorities,is organized by the editor-in-chief and the executive editors with the assistance of the associate editors. Chinese Science Bulletin features articles,reviews and news and views. Chinese Science Bulletin is a semimonthly,24 issues a year,publishing more than 500 articles.

Introduction to Acta Seismologica Sinica (The Bulletin of the Seismological Society of China)

Acta Seismologica Sinica （ASS） is a comprehensive publication on seismology by the Seismological Society of China. Its Honorary Editor-in-Chief is Academician QIN Xin-ling of Chinese Academy of Sciences （CAS） and Editor-in-Chief is Academician CHEN Yun-tai of the CAS. The first issue of Chinese edition of the ASS was published in 1979, and that of the English edition in 1988. From 1994 both of the English and the Chinese editions started to publish not only one-to-one correspondence but also distributed to domestic and abroad simultaneously. From 1997, the publication period was changed from four to six issues per year. The two editions of ASS have been brought into Wanfang Digitized Journal Group and China Academy Journal Compact Disk （CAJ-CD） and China Journal Network （CJN）.

Neuroscience Bulletin calls for papers

Neuroscience Bulletin is sponsored by the Shanghai Institutes for Biological Sciences,Chinese Academy of Sciences and the Second Military Medical University,and published bimonthly by

Neuroscience Bulletin calls for papers

Neuroscience Bulletin is sponsored by the Shanghai Institutes for Biological Sciences,Chinese Academy of Sciences and the Second Military Medical University,and published bimonthly by Science Press,China.Neuroscience Bulletin mainly publishes original research articles and reviews in English in the field of neuroscience research.

Neuroscience Bulletin calls for papers

Neuroscience Bulletin is sponsored by the Shanghai Institutes for Biological Sciences, Chinese Academy of Sciences and the Second Military Medical University, and published bimonthly by Science Press, China. Neuroscience Bulletin mainly publishes original research articles and reviews in English in the field of

Bulletin Vom Bildungsinstitut Suzhou Nr.3 1993 Extraausgabe《Theorie und Praxis der Arbeits technikerziehung》Nr 3 Band 10.(insgesamt Nr.34)

HauptinhaltErfahrungen zu Sammeln,Eigentuemlichkeiten zu Entwickeln,Neue TreppeHinaufzugehen——Zustand und Entwicklung des Arbeitstechnikunterrichtsder Mittelschulen in SuzhouSchrittweise Erhoehung,Systematische Entwicklung——ElementarcForschung nach der Richtung der Arbeitstechnikerziehung in Jiangsu。