Vacuum and Air Flow for 2QXP-1 Vacuum Precision Seed Metering

• 作 者: Su Wei Wang Fu-lin Chen Hai-ta
• 机 构: FacultyofModernAgriculturalEngineering,CollegeofEngineering
• 出 处: 东北农业大学学报：英文版
• 发表日期: 2013年2期
• 关键词: 农业工程 农业机械 农具 种植机械 seed planter precision seed metering vacuum degree air flow
• 基金项目: Supported by the Youth Science Foundation of Heilongjiang（QC2010119,QC2010028）, the Science and Technology Innovation Person with Ability Study Special Foundation Project of Harbin（2011RFQXN054）, the

Vacuum precision seed metering is the key part of vacuum seed planter. Planting performance of planter is affected by vacuum and air flow which are important parameters for choosing fan. Effects of qualification percent and miss percent on air chamber vac