辽宁省DB21/T 3376.3—2021《农业机械作业质量 第3部分:玉米秸秆分离机》,辽宁省,农机作业质量-农机网
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地点: 郑州市
开展时间: 2023-10-08
举办单位: 河南省农业农村厅
河南日报社
河南省商务厅
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地点: 武汉市
开展时间: 2023-10-26
举办单位: 中国农业机械流通协会、中国农业机械工业协会、中国农业机械化协会
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地点: 北京市
开展时间: 2023-11-02
举办单位: 中国农业大学、北京市农业农村局、北京市平谷区人民政府、国际农业研究磋商组织、世界可持续发展工商理事会
辽宁省DB21/T 3376.3—2021《农业机械作业质量 第3部分:玉米秸秆分离机》
2023-09-18
16:23:52
来源:农机网整理发布 阅读量:25393
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导读:规定了玉米秸秆分离机的术语和定义、作业质量要求、检测方法和检验规则。适用于玉米秸秆分离机(以下简称分离机)作业质量评定。
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农机网 政策与标准】2021年1月30日,辽宁省市场监督管理局批准发布DB21/T 3376.3—2021《农业机械作业质量 第3部分:玉米秸秆
分离机》,该地方标准自2021年3月2日开始实施。

该标准由辽宁省农业农村厅提出并归口管理,由辽宁省农业发展服务中心起草。规定了玉米秸秆分离机的术语和定义、作业质量要求、检测方法和检验规则。适用于玉米秸秆分离机(以下简称分离机)作业质量评定。
【作业质量要求】
作业条件:玉米秸秆含水率大于30%,长度不小于500cm、直径不小于15cm;分离机的安装应符合说明书规定,并且在样机四周距其表面3m范围内不应有影响噪声测试的任何物体;动力为电动机的,其功率符合产品使用说明书规定,作业电压应在380(或220)×(1± 5%)V 范围内。
作业质量指标:在本标准4规定的作业条件下,分离机作业质量应符合表1的规定。
表 1作业质量要求

【检测方法】
检测要求:
作业前,在准备的物料堆中抽取样品,按GB/T 5262-2008中9.11规定测定秸秆直径、9.13规定测定秸秆含水率。
首先对分离机进行不少于10min的空运转,测定空载功率、电压、电流、主轴转速,检查各运转件是否工作正常、平稳。
在玉米秸秆堆里随机抽取20根符合4.1试验条件的玉米秸秆做为1个样本,至少应抽取5个试验样本进行玉米秸秆分离机的剥穰率、叶片分离率、外皮合格率的测定。
剥穰率的测定:玉米秸秆经过玉米秸秆分离机分离以后,分别称量获得的穰的质量和经手工剥离秸秆上残留穰的质量,计算剥穰率。重复试验五次,取平均值。

叶片分离率的测定:分别称量上述每次试验获得的叶的质量和手工剥离秸秆上获得的残留叶的质量,计算叶片分离率。最后取 5 次的平均值。

点击下方下载完整标准文本。
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