Advances in Materials Science and Engineering / 2019 / Article / Fig 6

Research Article

Design of Negative Pressure Spiral Feeding Device for Tangential and Longitudinal Axial Intersection of Combine Harvester

Figure 6

Overall airflow section characteristics. (a) Two-blade spiral airflow. (b) Three-blade spiral airflow.
(a)
(b)

We are committed to sharing findings related to COVID-19 as quickly and safely as possible. Any author submitting a COVID-19 paper should notify us at help@hindawi.com to ensure their research is fast-tracked and made available on a preprint server as soon as possible. We will be providing unlimited waivers of publication charges for accepted articles related to COVID-19. Sign up here as a reviewer to help fast-track new submissions.