This article is designed for Harvester grain flow sensor test-bed.
本文主要是设计收获机谷物流量传感器实验台。
As shown in Fig. 4.2, grain flow is the direction of the pattern that the crystals take during plastic deformation.
如图4.2所示,晶粒流动的方向就是在塑性变形期间结晶排列的方向。
With proper design, the grain flow can be oriented in the direction of principal stresses encountered in actual use.
通过适当的设计,可以使晶粒流动方向与实际使用时的主应力方向一致。
Field test proved that the real time calibration method significantly improved the measurement accuracy of grain flow.
田间试验证明,通过实时标定,测产系统具备以较高精度进行谷物流量测量的能力。
The part can be divided into five types: debris flow, grain flow, fluidify sediment flows, turbidity current and slump.
这个连续部分可以分为五类:泥石流、颗粒流、流体化沉积物流、浊流和滑塌。
Experiment result show that, for grain flow sensor and moisture sensor, measurement errors can be effectively reduced by calibration;
试验结果表明,对于产量监测系统中的谷物流量和含水率传感器,可通过标定来有效的减小测量误差;
Three kinds of gravity flows, i. e. debris flow, grain flow and turbidity flow, are divided by the main support mechanism of sediments.
根据主要支掌机制,区内重力流沉积可以分为碎屑流、颗粒流和浊流沉积。
The Yield Monitoring System of Combine Harvester is an important part in Precision Agriculture, And the Grain Flow Sensor Test-bed is the main tester.
联合收割机测产系统是精细农业的重要组成部分,谷物流量传感器试验台是测产系统研究的主要试验平台。
Many methods of measuring grain flow on combines are presented in the literature, such as volumetric method, impact sensor, radiometric method and capacitor sensor, etc.
关于谷物流量在线测量的研究方法,有光电、冲量法、核辐射及电容传感器等。
Flue gas containing hard grain of fly ash flow relative to the wall, on the wall wear called impact wear, also known as erosion. erosion.
含有硬粒飞灰的烟气相对于管壁流动,对管壁产生磨损称为冲击磨损,也称冲蚀。冲蚀。
By using waterpower rotational flow device which can classify or separate solid grain from liquid, a utility dielectric tank used for common EDM and powder mixed dielectric EDM is designed.
利用水力旋流器对固体颗粒的分级、分离功能,设计了一种既能用于常规电火花加工又能用于混粉电火花镜面加工的通用型储液箱。
Based on the crystal plasticity theory and mathematical theory of statistics, the relation of flow stress fluctuation quantity to grain dimension as well as billet dimensions was built.
基于晶体塑性理论及数理统计理论,建立了流动应力波动幅度与晶粒尺寸和坯料几何尺寸间的关系。
My company is mainly used to grab dredgers leakproof grain, corn, soybean, rapeseed, such as sulfur flow of goods.
我公司生产的防撒漏抓斗主要用来抓取粮食、玉米、大豆、菜籽、硫磺、化肥等易流动的货物。
In this paper, the theoretical model of cross-flow of grain cleaning fan on farm is proposed by using the finite element method.
本文应用有限元方法,建立了横流式农用清选风机内部的气体流动数值模拟模型。
Based on sediment transport experiments, the interaction between flow and sediment movement is analysed and the problems of grain resistance and bed load transport on plane movable bed are discussed.
本文在输沙实验的基础上,从研究水流结构着手,分析了水流和泥沙之间的相互作用关系,讨论了动床沙粒阻力和底沙输移规律。
Conversion coefficient of heatuloss has been worked out for the dryers of horizontal and combiration flow in conditions of different atmospheres and different species of grain.
研制出可用于横流、混流干燥机在不同大气条件,不同谷物条件的热耗折算系数。
Incipient motion of solid grain in solid-liquid two \ | phase flow is often concerned in many petroleum technologies, such as horizontal drilling, gravel-packing and sand washing.
水平井钻井、砾石充填及冲砂等作业都涉及到固液两相流动的固体颗粒起动问题。
The method and importance of making flow chart of technological process in grain mills by interactive computer graphics are presented in this paper.
本文介绍了利用交互性计算机绘图技术,绘制粮食工厂工艺流程图的方法和意义。
The flow charts of optimum scheme for low temperature grain storage in three ecological areas were provided respectively in this paper.
同时给出了三个储粮生态区域低温储粮优化方案的工艺流程图。
In this paper effect of air temperature, air flow rate, air duct size and distance between air ducts on the performance of mixed flow grain dryer were analyzed and discussed.
分析和讨论了空气温度、流速、风道中的风道尺寸对混流谷物干燥机的影响。
This series valve is the main equipment to control transportation flow of powder, crystal and little grain material.
本系列平板闸门是粉料、晶粒料、小颗粒料的流量输送控制的主要设备。
The plasticity and flow stress increase with grain size growth, because the volume ratio of grains on surface layer increases.
随晶粒度的增大,材料的塑性和流动应力都发生了降低,这是由于表层晶粒所占份额增加。
The influences of deformation temperature, deformation rate and deformation degree on the flow stress and grain size are different. The deformation degree mainly influences the shape of flow curves.
结果表明:变形温度、变形速率和变形程度对流动应力和再结晶晶粒尺寸均有不同程度的影响。
The multi phase flow interior ballistic model for grain and stick propellants are established, a practical engineering software system is completed.
建立了粒状药与管状药组成的混合装药的多相流内弹道理论模型,编制工程实用的软件系统。
The large flow grain belt conveyor is being widely used recently. The design of the driving mechanism has great influence on the performance of belt conveyor.
大流量粮食皮带机现被广泛应用,驱动机构的设计对对皮带机性能至关重要。
Adiabatic combustion temperature at various oxidizer mass flow rates and grain length is obtained by thermodynamic calculation and has a maximum as oxidizer mass flow rate increases.
利用热力计算得到了绝热燃烧温度与氧化剂流率和药柱长度的变化规律,绝热燃烧温度随氧化剂流率的增加存在一最大值。
High acceleration and complex grain can both cause particles to aggregate highly in local part of SRM, thus form high-temperature and dense two-phase flow.
高过载或复杂装药都会引起凝相颗粒在固体发动机局部高度聚集,形成高温稠密两相流。
In light of thicker grain and smaller viscosity of debris flow, a segmented simulation of the debris flow with flume is presented.
针对水石流颗粒粗、粘性小的特点,提出了利用水槽进行分段模拟水石流的设想。
It was also found the flow characteristics are not totally same between sawdust particles and rigid particles such as coal grain. Interaction between sawdust particles is much significant.
实验还发现,木屑粒子与煤粒这类刚性粒子的流动特性不完全相同,木屑粒子之间相互作用较大。
This paper presents an automated measuring system of moisture content for grain storage based on CAN, introduces the principle, hardware structure and software flow of the system.
本文提出了一种基于CAN总线的储粮水分自动测试系统,介绍了系统的工作原理、硬件结构和软件流程。
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