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2019年《农林机械 喷雾机的环境要求:通用要求》重要内容

2019-08-08 17:18:57 来源:农机网整理发布 阅读量:36706 评论

导读:8月7日,SAC/TC 201 全国农业机械标准化技术委员会发布通知,根据国家标准化管理委员会国标委综合〔2018〕25号下达2018年批国家标准制修订计划的安排,本文对由中国农业机械化科学研究院等单位负责起草的《农林机械 喷雾机的环境要求 第1部分:通用要求》中的技术要求做详细介绍。

  【农机网 政策导读】8月7日,SAC/TC 201 全国农业机械标准化技术委员会发布通知,根据国家标准化管理委员会国标委综合〔2018〕25号下达2018年批国家标准制修订计划的安排,由中国农业机械化科学研究院等单位负责起草的《农林机械 喷雾机的环境要求 第1部分:通用要求》(计划号20180167-T-604)、《农林机械 喷雾机的环境要求 第2部分:水平喷杆式喷雾机》(计划号20180168-T-604)、《农林机械 喷雾机的环境要求 第3部分:灌木与乔木作物喷雾机》(计划号20180169-T-604)、《农林机械 喷雾机的环境要求 第4部分:固定和半移动式喷雾机》(计划号20180165-T-604)、《植物保护机械 背负式风送喷雾机 试验方法和性能限值》(计划号20180166-T-604)、已按计划完成标准征求意见稿,现公开征求意见。
 
  本文对第1部分中通用要求中的技术要求做详细介绍。该要求主要是考虑到在喷洒农药时,考虑生物、生态和经济等方面因素尤为重要。为此,喷洒液体的综合知识(包括其使用的局限性)以及适当的喷雾机是必要的。GB/T XXX规定了喷雾机的低要求,特别强调了尽量减少对环境的损害,主要集中在以下几方面:液体在靶标上的沉积与分布;尽量减少无意中向周围环境散布农药;植物保护机械在使用和操作上的改进。
 
  一般要求
 
  喷雾器(机)及其零部件应可靠,其设计应符合说明书中所述的预期用途,以尽量减少环境污染潜在的风险。
 
  喷雾机设计应能保证操作人员在作业过程中安全操作,在操作位置上应能够立刻停止农药的喷施。
 
  检查
 
  可以将必要的测量仪器连接到喷雾机上,检查其工作状况,例如为测试仪器的连接提供合适的连接装置。
 
  施药量调节
 
  施药量的调节应简易、准确并具备可重复性。调整和控制预期施药量有以下要求:设备校准的方法;施药量调节和控制的方法;适用且准确的测量系统;仪器的可读性;施药量调节的说明。
 
  分布与沉积
 
  喷雾机的设计应能使雾滴的分布和沉积达到适当的水平,应具有以下特征:喷雾药液浓度均匀;分布方式流量均匀;垂直于行驶方向上均匀分布(横向分布); 在行驶方向上均匀分布(纵向分布);在垂直方向上均匀分布(垂直分布);将非靶标区域的农药损失减到小。
 
  损失
 
  喷雾机的设计和构造应保证喷雾机在施药过程中以及施药功能关闭后农药损失降到小。
 
  所使用农药的指示
 
  如果位置允许,喷雾机应配备一个特定装置,操作者可以在其上放置所使用农药的名称。
 
  加液
 
  喷雾机的设计应能允许加装所需容量的农药和水,同时应避免:液体的意外洒落,以及对水源的污染。
 
  加液水位线和限制值应该是可以看到的。额定容量与总容量之间应有足够的余量以防止过度加液而溢出到环境中。
 
  排空、清洗和保养
 
  喷雾机的设计和构造应能在不污染环境的情况下完全排空和彻底清洗。
 
  喷雾机的设计和构造应能在不污染环境的情况下方便地更换磨损零部件。
 
  本文由农机网整理发布,部分资料来源:SAC/TC 201 全国农业机械标准化技术委员会,如有侵权或异议请联系我们。
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