Danfoss组件提供精确的湿度控制

2021年3月10日,星期三

锯木厂MD工程师使用灵活的Danfoss PAH泵的盈利湿度处理

Ponderosa Pine是北美西部山区地区的一种物种,是一种具有多种应用的多功能软木。共同的成绩广泛用于建筑中,而更昂贵的精选成绩则由建筑师,设计师和家具制造商珍惜其独特的外观和易于使用。精确的湿度控制对于将黄松从大量原木转换为锯木板和板的过程至关重要,并且该过程的质量与以高级级别的价格出售的成品木材直接相关。

锯木厂MD最近为亚利桑那锯木厂设计和安装了创新的干燥,均衡和调理设备,该设备以前所未有的精度部署了高压湿度,以极高的高压湿度对待大量的大量黄松松树。灵活的Danfoss PAH泵和频率驱动是直接进入木材生产商底线的高级工程的关键组件。体育投注必威

根据医学博士锯木厂的迈克·巴拉德(Mike Ballard)的说法,该项目的最大挑战与规模有关。他说:“我们客户的主要窑炉超过100,000立方英尺(近3,000平方米),最多可容纳175 MBF(413 M3)的木材。”“这是一个很大的控制空间,尤其是对于像Ponderosa Pine这样的物种,如果不正确干燥,它非常容易降低染色和质量。”

除了主窑外,客户还需要对较小的窑炉进行加湿,该窑炉容纳约115 MBF(271 M3)的木材。锯木厂在亚利桑那州中部的干旱高沙漠中的位置进一步使这项任务变得更加复杂,因为与环境相对湿度相比,窑炉内的湿度必须高达70%。

由于从未在这种规模上进行过黄松的治疗,因此锯木厂与不列颠哥伦比亚大学林业学院高级木材加工中心的巴拉德和专家紧密合作,以设计一个过程,以大大减少干燥缺陷。根据他们的计算,巴拉德确定窑炉每小时需要900加仑或3,400升的冷雾。

Ballard设计了一个高压冰冷的系统,围绕Danfoss PAH 63泵建造,Danfoss Aqua Drive VFD,八个Danfoss 15 L/M阀门,不少于180 Danfoss高压喷嘴 - 与一系列精心仔细客户在窑炉中安装了配置的温度和湿度传感器。

他解释说:“该系统的美丽在于它的力量和灵活性结合在一起。”“ PAH 63足够强大,可以为我们提供每小时1350加仑(5110 L)的全部功能,如果需要的话,可以提供窑炉等,以后再提供更多。但是,由于我们用八个阀配置了系统,因此我们在整个窑炉和治疗周期内部署水分的方式和何处具有出色的灵活性。每个阀门都是单独控制的,因此我们可以在大型主窑内的多个微型凹处中非常精确地控制湿度,但也可以在较小的二次窑中控制湿度。PAH 63为客户提供了较低的资本支出,因为我们有一个泵可以做到这一切,但也降低了OPEX,因为它是市场上最节能的高压泵。”

自从冷潮系统上网以来,客户对结果非常满意。

巴拉德(Ballard)分享道:“在这种规模上加工黄松是一项真正的成就。”“有了这么多宝贵的木材,一次是这种尺寸的窑炉,板之间甚至木板内部的水分含量不可避免地有很多变化。丹福斯(Danfoss)使我们能够控制以前难以管理的事物,因此运营商可以一次监督大批次的干燥,均衡和调理。这使锯木厂能够增加他们可以出售的选定成绩的份额,同时存储资本支出和OPEX。我们相信,这不会是我们最后一次参与黄松的优化项目,并且该解决方案也与其他木材类型有关。”

High-pressure pumps for tap water applications such as firefighting, dust suppression and water hydraulics.

","StartDate":null,"EndDate":null,"Location":null,"EventTypes":null,"HasErrors":false,"HasWarnings":false,"Errors":[],"Warnings":[]},{"Id":"https://danfoss-webex-umbraco-prodblue.azurewebsites.net/en/products/hpp/valves/pressure-relief-valves-vph-vrh/","FormattedStartDate":null,"FormattedEndDate":null,"Link":{"NewWindow":false,"Url":"/en/products/hpp/valves/pressure-relief-valves-vph-vrh/"},"IsExternalLink":false,"Title":"Pressure relief valves VPH/VRH","Image":"/media/4793/danfoss-vph-and-vrh-pressure-relief-valves-for-high-pressure-applications.jpg","ImageAltText":"Danfoss VPH and VRH pressure relief valves for high-pressure applications","Description":"

Reliable pressure relief valves for high-pressure applications. The relief valve is used for protecting the components of a system against overload as a result of a pressure peak.

","StartDate":null,"EndDate":null,"Location":null,"EventTypes":null,"HasErrors":false,"HasWarnings":false,"Errors":[],"Warnings":[]},{"Id":"https://danfoss-webex-umbraco-prodblue.azurewebsites.net/en/products/hpp/valves/solenoid-valves-for-high-pressure-applications/","FormattedStartDate":null,"FormattedEndDate":null,"Link":{"NewWindow":false,"Url":"/en/products/hpp/valves/solenoid-valves-for-high-pressure-applications/"},"IsExternalLink":false,"Title":"Solenoid valves for high-pressure applications","Image":"/media/4358/vdh_vdht.png","ImageAltText":"VDH/VDHT directional valves for high-pressure flow direction control - Danfoss","Description":"

The VDH/VDHT solenoid valves are used to control the flow direction in high-pressure water applications. The valves are available for a wide range of flows and pressures.

","StartDate":null,"EndDate":null,"Location":null,"EventTypes":null,"HasErrors":false,"HasWarnings":false,"Errors":[],"Warnings":[]},{"Id":"https://danfoss-webex-umbraco-prodblue.azurewebsites.net/en/products/hpp/valves/vcm-and-vch-check-valves-for-high-pressure-applications/","FormattedStartDate":null,"FormattedEndDate":null,"Link":{"NewWindow":false,"Url":"/en/products/hpp/valves/vcm-and-vch-check-valves-for-high-pressure-applications/"},"IsExternalLink":false,"Title":"VCM and VCH check valves for high-pressure applications","Image":"/media/6474/vcm_vch_frit1120x747.jpg","ImageAltText":"VCM and VCH check valves for high-pressure applications Danfoss","Description":"

VCM and VCH are check valves suitable for industrial water and seawater reverse osmosis applications. Both valves are made in corrosion resistant material which can handle high-pressure and corrosive media.

","StartDate":null,"EndDate":null,"Location":null,"EventTypes":null,"HasErrors":false,"HasWarnings":false,"Errors":[],"Warnings":[]}]" data-group-type="product">
将案例研究作为PDF下载