本研究针对 entrained flow气化过程中合成气组分 (H2 /CO/CO2 /CH4 )预测难题，创新性采用FT-Transformer深度学习模型与随机森林 (RF)、梯度提升机 (GBM)等ML算法对比，发现FT-Transformer在CO ( R2 =0.861)、CH4 (0.891)预测中表现最优且无过拟合，SHAP分析揭示O2 /coal ...

Letter Published: 01 February 1966 Surface Entrainment of Air by a Water Jet A. T. SHERIDAN Nature 209, 799–800 (1966) Cite this article ...

Laboratory testing and field experience have shown that highway concrete should be properly air entrained to resist the action of freezing and thawing, particularly in wet climates. TRB hosted a ...

Hard Trowel Finish on Air-entrained concrete (Position Statement #1) published by the American Society of Concrete Contractors, 2025 S. Brentwood Blvd, Suite 105, St. Louis, MO 63144 | Phone: 314 ...

Concrete exposed to cyclic freezing and thawing temperatures is susceptible to damage. Researchers at CU Boulder found that PEG-PVA provided freeze-thaw resistance comparable to air-entrained concrete ...

Dong-Ryul Rhim, Patrick V. Farrell, Characteristics of Air Flow Surrounding Non-Evaporating Transient Diesel Sprays, SAE Transactions, Vol. 109, SECTION 3: JOURNAL OF ENGINES (2000), pp. 1916-1932 ...

For example, a stationary narrow fog entrains approximately 10,000 cfm of air. If that fog stream is rotated in an O-pattern, the air entrainment can increase to values of more than 15,000 cfm.

UL FSRI is pleased to release the scientific report and on-line training program from Part II of the 2013 DHS FEMA Grant, Impact of Fire Attack Utilizing Interior and Exterior Streams on Occupant ...