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出版时间:
2019-12
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装帧:
平装
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开本:
16开
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ISBN:
9787121375101
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出版时间:
2019-12
售价
￥
47.60
6.0折
定价
￥79.80
品相
全新
上书时间2026-03-29
卖家超过10天未登录
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商品描述：
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作者简介
第一作者姚林晓：主要从事工程机械润滑装置三维设计及流动仿真模拟方面的教学科研工作。主持并参与省厅级科研项目12项，横向课题8项，获奖10项，其中作为主持获奖4项，○1"基于辛几何学的大型柔性空间结构动力特性研究”○2"柔性多体智能结构滑模控制研究与工程应用” ○3"车辆集中润滑系统润滑脂流动仿真模拟及工程应用”这三项分别获河南省教育厅科技成果一等奖，○4"车辆集中润滑系统润滑脂流动仿真模拟及工程应用”获河南省科技进步二等奖；主编和副主编出版教材各1部，参编学术专著1部；发表论文12篇，其中三篇第一作者论文分获河南省优秀论文二等奖和三等奖，SCI、EI收录论文4篇。授权专利7项。从事教学工作20年来，主要担任了液压与气压传动、机械原理和机械设计基础课程的本科生教学任务和计算流体力学的研究生教学任务。
目录
目 录
第1 章 绪论 ·················································································································.1
1.1 液压与气压传动基本原理、组成和图形符号 ·······························································.2
1.1.1 液压与气压传动基本原理 ·············································································.2
1.1.2 液压与气压传动系统的组成 ··········································································.4
1.1.3 液压传动图形符号 ······················································································.5
1.2 液压与气压传动的优缺点 ·······················································································.6
1.2.1 液压与气压传动的优点 ················································································.6
1.2.2 液压与气压传动的缺点 ················································································.6
1.3 液压与气压传动的应用与发展 ·················································································.7
1.3.1 液压与气压传动的应用 ················································································.7
1.3.2 液压与气压传动技术的发展 ··········································································.8
1.4 本书内容安排 ······································································································.8
本章小结 ···················································································································.9
思考与练习 ················································································································.9
第2 章 液压流体力学 ·································································································.10
2.1 液体的主要物理性质 ···························································································.10
2.1.1 密度 ······································································································.10
2.1.2 压缩性和膨胀性 ·······················································································.11
2.1.3 黏性 ······································································································.11
2.2 液体静力学 ·······································································································.13
2.2.1 液体所受的作用力 ····················································································.13
2.2.2 静止液体微分方程的推导 ···········································································.14
2.2.3 静止液体微分方程的应用 ···········································································.15
2.2.4 压力的表示方法及单位 ··············································································.17
2.3 流动液体的力学基本规律 ·····················································································.18
2.3.1 经典流体力学研究方法介绍 ········································································.18
2.3.2 流动液体力学的基本概念 ···········································································.19
2.3.3 流动液体的连续性方程 ··············································································.20
2.3.4 理想液体流动的微分方程 ···········································································.20
2.3.5 伯努利方程 ·····························································································.21
2.3.6 动量方程 ································································································.22
2.4 液体在流动中的能量损失 ·····················································································.24
2.4.1 流态实验和雷诺数 ····················································································.24
2.4.2 液体圆管流动中的沿程压力损失 ··································································.26
2.4.3 液体流动中的局部压力损失 ········································································.29
2.4.4 管道系统中的总压力损失和压力效率 ····························································.30
2.5 液体在小孔和缝隙中的流动 ··················································································.32
2.5.1 液体在小孔中的流动 ·················································································.32
2.5.2 液体在缝隙中的流动 ·················································································.34
2.6 液压卡紧问题 ····································································································.40
2.6.1 液压卡紧的概念 ·······················································································.40
2.6.2 液压卡紧现象的原因分析 ···········································································.40
2.6.3 解决液压卡紧现象的措施 ···········································································.41
2.7 液压冲击 ··········································································································.41
2.7.1 阀门突然关闭引起液压冲击的物理过程 ·························································.42
2.7.2 液压冲击力的计算 ····················································································.42
2.7.3 减轻液压冲击的措施 ·················································································.43
2.8 空穴现象与气蚀现象 ···························································································.43
2.8.1 空气分离压与饱和蒸汽压 ···········································································.43
2.8.2 空穴现象 ································································································.44
2.8.3 气蚀现象 ································································································.45
本章小结 ·················································································································.45
思考与练习 ··············································································································.45
第3 章 液压泵和液压马达 ··························································································.48
3.1 概述 ················································································································.49
3.1.1 工作原理 ································································································.49
3.1.2 液压泵与液压马达的分类 ···········································································.50
3.1.3 液压泵和液压马达的基本参数 ·····································································.51
3.2 齿轮泵 ·············································································································.54
3.2.1 工作原理 ································································································.54
3.2.2 流量计算和流量脉动 ·················································································.55
3.2.3 外啮合齿轮泵的结构特点和优缺点及提高齿轮泵压力的措施 ······························.56
3.2.4 齿轮液压马达 ··························································································.59
3.3 叶片泵 ·············································································································.61
3.3.1 单作用叶片泵 ··························································································.61
3.3.2 双作用叶片泵 ··························································································.63
3.3.3 叶片液压马达 ··························································································.65
3.4 轴向柱塞泵 ·······································································································.65
3.4.1 斜盘式轴向柱塞泵的工作原理 ·····································································.66
3.4.2 斜盘式轴向柱塞泵典型结构 ········································································.67
3.4.3 总功率变量泵 ··························································································.73
3.5 负载敏感泵 ·······································································································.74
3.5.1 负载敏感泵的节能工作原理 ········································································.75
3.5.2 负载敏感泵的应用 ····················································································.76
3.6 多作用内曲线低速大转矩液压马达 ·········································································.78
3.6.1 结构组成 ································································································.79
3.6.2 工作原理 ································································································.80
本章小结 ·················································································································.80
思考与练习 ··············································································································.81
第4 章 液压缸 ···········································································································.82
4.1 液压缸的分类和工作原理 ·····················································································.83
4.1.1 液压缸的分类 ··························································································.83
4.1.2 液压缸的工作原理 ····················································································.84
4.2 液压缸的典型结构 ······························································································.90
4.2.1 液压缸的结构组成 ····················································································.90
4.2.2 液压缸的主要零件及装置 ···········································································.91
4.3 液压缸的设计和计算 ···························································································.95
4.3.1 液压缸设计过程中应注
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