[教学课件第二章.ppt

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[教学课件第二章.ppt

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[教学课件第二章

2、理想正开口四边滑阀的零位阀系数流量增益：流量-压力系数：压力增益： Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 2.5 双边滑阀的静态特性一、零开口双边滑阀的静态特性 1、零开口双边滑阀的压力—流量方程阀芯向下移动：阀芯向上移动： Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 2.5 双边滑阀的静态特性带差动液压缸的双边滑阀 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 无因次方程： Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 2、零开口双边滑阀的零位阀系数流量增益：流量-压力系数：压力增益： Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 2、正开口四边滑阀的零位阀系数流量增益：流量-压力系数：压力增益： Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 2.6 滑阀的受力分析一、作用在滑阀阀芯上的液动力 1、稳态液动力 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 2.6 滑阀的受力分析 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 2、零开口四边滑阀稳态液动力 3、正开口四边滑阀稳态液动力 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 4、瞬态液动力 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 5、零开口四边滑阀瞬态液动力 6、正开口四边滑阀瞬态液动力 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 二、滑阀驱动力 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 2.7 滑阀的输出功率和效率一、零开口四边滑阀输出功率 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 2.7 滑阀的输出功率和效率 Evaluation only. Created with Aspose.Slides f