Zobrazeno 1 - 10
of 6 841
pro vyhledávání: '"Huang Guo"'
Publikováno v:
Meikuang Anquan, Vol 55, Iss 7, Pp 127-135 (2024)
To investigate the mechanical properties and energy variation characteristics of saturated coal samples under dynamic loading, a 50 mm diameter split Hopkinson rod device (SHPB) was used to conduct impact loading tests on both saturated and natural c
Externí odkaz:
https://doaj.org/article/e55bfc0edd78461384bd035094dc7039
Publikováno v:
Zeitschrift für Kristallographie - New Crystal Structures, Vol 239, Iss 1, Pp 125-127 (2024)
C17H13F4NO4, monoclinic, P21/n (no. 14), a = 5.470(4) Å, b = 26.141(17) Å, c = 11.689(8) Å, β = 90.01°, V = 1671.3(19) Å3, Z = 4, Rgt${R}_{\mathit{gt}}$ (F) = 0.0612, wRref$w{R}_{\mathit{ref}}$ (F2) = 0.1650, T = 296(2) K.
Externí odkaz:
https://doaj.org/article/763b4e3921ec4a1597752c23651a4092
Publikováno v:
Zeitschrift für Kristallographie - New Crystal Structures, Vol 238, Iss 5, Pp 813-815 (2023)
C40H39SmN8O14, triclinic, P1̄ (no. 2), a = 8.2799(1) Å, b = 16.6666(5) Å, c = 17.1471(3) Å, α = 73.549(2)∘$73.549{(2)}^{\circ }$, β = 89.123(1)∘$89.123{(1)}^{\circ }$, γ = 83.045(2)°, V = 2252.2(1) Å3, Z = 2, Rgt${R}_{gt}$ (F) = 0.0592,
Externí odkaz:
https://doaj.org/article/7f82e039dde04c3a85a934cfacd62d62
Publikováno v:
BioResources, Vol 18, Iss 2, Pp 3666-3680 (2023)
Incineration is an important method of recycling municipal solid waste (MSW). As an industrial waste, leather has a higher calorific value and more combustible components than MSW. The blending of leather can make up for the high moisture content and
Externí odkaz:
https://doaj.org/article/6e6668773efd4a7fa2d02326e883b845
Publikováno v:
Zeitschrift für Kristallographie - New Crystal Structures, Vol 238, Iss 4, Pp 713-715 (2023)
C29H27ErN8O9, triclinic, P1‾ $P\overline{1}$ (no. 2), a = 8.6681(2) Å, b = 13.0695(3) Å, c = 14.1408(4) Å, α = 80.130(2)°, β = 86.409(2)°, γ = 75.761(2)°, V = 1529.43(4) Å3, Z = 2, R gt(F) = 0.0382, wR ref(F 2) = 0.1110, T = 295 K.
Externí odkaz:
https://doaj.org/article/bed124916da44465a394cc98c79f4aef
Publikováno v:
E3S Web of Conferences, Vol 438, p 01019 (2023)
Wind load is the control load in the design of power transmission tower. The shape coefficient of that can be obtained by CFD. Small calculation domain can affect the calculation accuracy, and large one can reduce the calculation efficiency. In this
Externí odkaz:
https://doaj.org/article/4f71a325d5db426f8704f9d58a17d1c1
Publikováno v:
E3S Web of Conferences, Vol 438, p 01018 (2023)
The shape coefficient is an important design parameter of high voltage power transmission tower. It can be obtained by means of CFD simulation. The inlet boundary condition will affect the calculation accuracy. In this paper, the turbulent inflow and
Externí odkaz:
https://doaj.org/article/c013e409b8fe448a8e0cf454312bd75a
Publikováno v:
MATEC Web of Conferences, Vol 382, p 01032 (2023)
transmission towers have been subjected to alternating loads caused by the galloping of iced conductors for a long time, and their fastening bolts are easy to loosen or break, which seriously threatens the safe operation of transmission lines. Throug
Externí odkaz:
https://doaj.org/article/145d94c7decd45c484d469bebecd760b
Publikováno v:
Zeitschrift für Kristallographie - New Crystal Structures, Vol 236, Iss 3, Pp 635-637 (2021)
C12H20ClN3O, monoclinic, C2/c (no. 15), a = 27.228(5) Å, b = 11.380(2) Å, c = 9.3775(16) Å, β = 95.733(2)°, V = 2891.1(9) Å3, Z = 8, Rgt(F) = 0.0372, wRref(F2) = 0.1058, T = 296(2) K.
Externí odkaz:
https://doaj.org/article/db2eb42e03b64f859ba970a672144c9d
Publikováno v:
Liang you shipin ke-ji, Vol 28, Iss 5, Pp 213-217 (2020)
The decay and holding time of nitrogen concentration was characterized in a controlled-atmosphere warehouse with half life of pressure of 165 s. The relationship of nitrogen concentration, nitrogen holding timeand grain temperature was further studie
Externí odkaz:
https://doaj.org/article/5676d0b1acc74de1a77548638aabb446