Rig GFC-120 is a kind of self moving reverse circulation rotary rigs.
GFC-120型钻机为自走式动力头回转反循环钻机,用于降水井和护坡桩基础孔以及小型水井的施工。
Aimed at the problems of medium and small scale self moving grain reaping machine occurred at present in our country,the author analyzed the key parts capacity that influenced threshing,separating and choosing of the grain,finished the new design calculation,put forward the improving scheme, performed the comparative test and pay attention to the integrality of the design.
针对目前国内中小型自走式谷物联合收割机中存在的问题 ,对影响脱粒、分离、清选等关键部件性能的因素进行分析研究 ,并重新设计计算 ,提出改进方案 ,进行对比试验 ,同时注重整机设计的完整性 ;在此基础上 ,开发设计出一种新的 4L3A型自走式谷物联合收割机 ,大大提高了自走式谷物联合收割机的工作能力和性能指
A steering radius arithmetic was put forward in this paper and a steer model of automatic vehicle based on steering theory was built.
在转向理论的基础上提出了转向半径的适时算法,建立了自走车辆转向数学模型,提出了步进电机控制转向过程的两阶段及三阶段转向控制算法,并利用Matlab对转弯过程进行了仿真试验,为实现自走车的转弯控制程序开发奠了基础。
The paper introduced a new self-propelled brush breaker.
介绍了一种新型自走式割灌机。
Among the navigation methods of Automated Guided Vehicle,vision navigation is developing rapidly because it has such merits as plenty of information and accuracy ,where image processing is important.
提高目标物检测的鲁棒性和准确性,不仅可以减小自走车的跟踪误差,而且也提高了自走车对行驶环境的鲁棒性,对提高自动导引车的智能性也有重要意义。
An introduction of 4 000 m truck mounted rig,truck mounted electrical powered rig,47 m mast rig,truck mounted rig/skid mounted rig,huge rig and super single stand rig are introduced,their outstanding performance and new technology,new structure are introduced as well.
介绍了国内外4000 m车装钻机、车装电驱动钻机、47 m桅形井架钻机、车装/撬钻机、巨无霸钻机和超级单根钻机等自走式钻机的优良性能和新技术、新结构及实际应用;阐述了自走式钻机的新设计理念,并指出为特定地形和环境开发的自走式沙漠钻机、低温钻机等代表了自走式钻机新的发展趋势。
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