搜索结果: 1-15 共查到“知识库 工学 Machinery”相关记录16条 . 查询时间(0.105 秒)
Silage-corn harvesting machinery traffi c eff ects on soil bulk density and water permeability
repeated traffi c passes silage harvester soil compaction soil physical damage soil porosity
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2014/2/24
Soil compaction caused by machinery traffi c aff ects the growth of agricultural crops and also has environmental eff ects
like soil damage and erosion. Field experiments were cond...
Analysis of Occupational Accidents with Industrial Machinery used in Tertiary Industries
Occupational Accidents Industrial Machinery Tertiary Industries
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2013/9/30
In recent years, there has been a rising trend in the number of occupational accidents in tertiary industries, but the actual situation of occupational accidents attributable to industrial machinery i...
Feature Extraction Method Based on Pseudo-Wigner-Ville distribution for Rotational Machinery in Variable Operating Conditions
feature extraction pseudo-wigner-ville distribution
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2011/8/4
In the case of fault diagnosis for roller bearings, the conventional diagnosis approaches by using the time interval of energy impacts in time-frequency distribution or the pass-frequencies are based ...
The Annotation Game:On Turing (1950) on Computing, Machinery,and Intelligence
Turing Test computation robotics mind/body problem other-minds problem computationalism cognition
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2015/8/1
This quote/commented critique of Turing's classical paper suggests that Turing meant -- or should have meant -- the robotic version of the Turing Test (and not just the email version). Moreover, any d...
Feature Extraction Method Based on Pseudo-Wigner-Ville distribution for Rotational Machinery in Variable Operating Conditions
feature extraction pseudo-wigner-ville distribution variable operating condition
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2011/8/4
In the case of fault diagnosis for roller bearings, the conventional diagnosis approaches by using the time interval of energy impacts in time-frequency distribution or the pass-frequencies are based ...
Current Situation and Risk-Based Approach to Safety of Machinery
Current Situation Risk-Based Approach Safety Machinery
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2013/9/30
"Guideline for the comprehensive safety standards of machinery" and JIS B 9700 " safety of machinery" are producing remarkable results in a risk-based approach to safety of machinery in industry. Howe...
混合模式下的农业机械载荷谱数据管理系统（Realization of Load Spectrum Data Management System for Typical Agricultural Machinery Based on Hybrid Model）
典型农业机械 载荷谱数据库 混合模式
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2009/11/24
以拖拉机、联合收获机等典型农业机械载荷谱数据库建设工作为背景，基于B/S与C/S混合模式，利用.NET技术体系设计与实现载荷谱数据库信息管理系统。针对实际情况和工程应用的具体需求制定了系统的总体方案，设计了系统的结构模型，最后完成系统具体模块的开发调试。系统可实现载荷谱数据现代化管理、增加信息沟通渠道、提高结构疲劳寿命研究工作的效率。
旋转机械碰摩转子系统的可靠性灵敏度设计（Reliability Sensitivity Design for Rub-impact Rotor System of Rotating Machinery）
转子系统 随机摄动 可靠性
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2009/8/11
在碰摩转子系统动力学方程的基础上，将可靠性设计理论与灵敏度分析方法相结合，应用随机摄动理论、Kronecker代数、四阶矩技术和矩阵微分理论，讨论了具有随机参数的转子系统碰摩的可靠性灵敏度问题，提出了转子系统可靠性灵敏度设计的数值方法，给出了碰摩转子系统随机参数统计特性可靠性灵敏度的变化规律，研究了转子系统随机参数统计特性的改变对碰摩转子系统可靠性的影响，为转子系统的可靠性设计提供了理论依据。数值...
Occupational Accident Analytical Method for Industrial Machinery Focusing on Information Transmission and Configuration Management
Occupational Accident Analytical Method Industrial Machinery Focusing Information Transmission Configuration Management
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2013/9/30
This study proposes the simplest way of performing an investigation into the cause of an occupational accident. A typical approach is the basic cause analytical method based on the 4Ms (Man, Machine, ...
Optimum Replacement and Maintenance Scheduling Process for Marine Machinery in Wear-Out Phase: A Case Study on Main Engine Cooling Pumps
Replacement Maintenance Scheduling Wear-Out Reliability Availability PSP Spreadsheet Model
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2009/5/19
This paper addresses an quantitative procedures in decision-making process to determine whether marine machinery that have been entering the wear-out phase need to be replaced, or only demand preventi...
Weaving Machinery and Its Related Technologies
Loom Weaving Machine Weft insertion Shedding Beat-up
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2009/4/15
Published research work concerning weaving machinery and its related technologies in the period between 1990 and 2005 are surveyed in this review. Air-jet looms have been introduced to a lot of weavi...
轮胎压实对机具牵引阻力的影响（Effect of Wheel Traffic on Working Resistance of Agricultural Machinery in Field Operation）
保护性耕作 固定道 压实 牵引阻力
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2010/2/26
研究了华北平原小麦、玉米一年两熟区固定道保护性耕作对机具田间牵引阻力的影响，对比分析了固定道与非固定道处理下机具田间作业的滚动阻力、开沟器牵引阻力和总牵引阻力。与非固定道保护性耕作时深松、小麦和玉米播种作业相比，固定道保护性耕作下机组总牵引阻力分别降低14.6%、13.3%和13.3%；滚动阻力分别降低26.9%、21.9%和19.7%，平均降低22.9%；机具牵引阻力分别降低7.5%、7.2%和...
Testing stands for laboratory tests of hydrostatic pumps of agricultural machinery
cyclic pressure loading durability test flow characteristics gear pump hydrostatic circuit
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2014/2/27
In this paper, a design of testing stands for the durability tests of hydrostatic pumps of agricultural tractors is presented. The designed testing stands will be used for the laboratory verification ...
Monitoring of power demand of foundry machinery, using the example of paddle mixers
Power consumption Computer system of monitoring Foundry machines
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2011/3/15
The study outlines the basic features of a newly-designed computer-supported system for monitoring and recording the instantaneous power consumption, used to control the operating parameters of foundr...
Measuring of pulling resistance in machinery with passive working organs
tillage disk harrow measuring equipment field experiments
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2014/2/27
A determination of the total pulling resistance of machinery is important in light of its dimensioning as well in light of energy requirements of processed operation. There are several methods to dete...