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CFD evaluation of pressure drop across a 3-D filter housing for industrial gas turbine plants

Fidelis I. ABAM,Samuel O. EFFIOM,Olayinka S. OHUNAKIN

Frontiers in Energy 2016, Volume 10, Issue 2,   Pages 192-202 doi: 10.1007/s11708-016-0406-x

Abstract: This paper investigated the flow distribution and total pressure drop across a designed 3-D filter housingfor a heavy-duty industrial gas turbine plant operating at an average ambient temperature of 20°C.The pressureThe results obtained indicated an acceptable total pressure drop of 7.2% for the entire filter housing

Keywords： computational fluid dynamics (CFD)     pressure drop     flow distribution     filter housing     gas turbine    

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Model test study on surrounding soil stress distribution of DX pile

Tang Songtao,Chen Lihong,Yuan Xiyu

Strategic Study of CAE 2012, Volume 14, Issue 1,   Pages 105-112

Abstract: At the meantime, miniature earth pressure cells are installed to test the stress in the surrounding soil

Keywords： DX pile     earth pressure cell     stress measurement    

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Numerical analysis of 3-D unsteady flow in a vaneless counter-rotating turbine

ZHAO Qingjun, WANG Huishe, ZHAO Xiaolu, XU Jianzhong

Frontiers in Energy 2007, Volume 1, Issue 3,   Pages 352-358 doi: 10.1007/s11708-007-0053-3

Abstract: The static pressure distribution along the span in the pressure surface of a high pressure turbine statorThe static pressure distributions along the span in the pressure surfaces and the suction surfaces ofa high pressure turbine rotor and a low pressure turbine rotor are all uneven.A similar result can also be obtained in the outlet of a low pressure turbine rotor.This means that the specific work of a high pressure turbine rotor and a low pressure turbine rotor is

Keywords： unsteady flow     three-dimensional     pressure distribution     similar result     unsteady simulation    

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Research of water distribution of tunnel lining in Karst region

Tan Zhongsheng,Li Jian,Xue Bin,Wan Xiuying

Strategic Study of CAE 2009, Volume 11, Issue 12,   Pages 87-92

Abstract:

Tunnel lining water pressure problem has been bone of contention forRelying on Yichang-Wanzhou Railway karst tunnels to research on distribution of linning water pressureModel test scale was 1∶16, and test apparatus could be applied earth pressure and water pressure.Acquiring the distribution of linning water pressure by model test: the lining water pressure can'A part of conclusion about distribution of linning water pressure from model test has been verified in

Keywords： tunnel in Karst region     whole block     controlled drainage     water pressure     model test    

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Discrete element method modeling of corn-shaped particle flow in rectangular hopper

He TAO, Baosheng JIN, Wenqi ZHONG, Xiaofang WANG,

Frontiers of Structural and Civil Engineering 2010, Volume 4, Issue 2,   Pages 267-275 doi: 10.1007/s11709-010-0035-0

Abstract: The effect of friction coefficient on the wall pressure, voidage and velocity distribution was analyzedshow that the discharge rate decreases with the friction coefficient increasing; and the “over-pressureAnd the velocity distribution is more uniformity and is closer to the mass flow with the friction coefficient

Keywords： #59976         element          method         (DEM)             non-spherical     voidage     pressure     velocity distribution     hopper    

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Deviation correction strategy for the earth pressure balance shield based on shield–soil interactions

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 2, doi: 10.1007/s11465-022-0676-4

Abstract: decision-making approach for the deviation correction trajectory and posture rectification load for an earth pressureThe influences of the stratum distribution (i.e., bedrock height in the upper-soft and lower-hard strataThe required results can be obtained regardless of the soil–rock compound stratum distribution.

Keywords： additional position change     deviation correction trajectory     earth pressure balance shield     mechanical    

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Combustion instability detection using the wavelet detail of pressure fluctuations

JI Junjie, LUO Yonghao

Frontiers in Energy 2008, Volume 2, Issue 1,   Pages 116-120 doi: 10.1007/s11708-008-0019-0

Abstract: A combustion instability detection method that uses the wavelet detail of combustion pressure fluctuationsTo confirm this method, combustion pressure fluctuations in a stoker boiler are recorded at stable andunstable combustion with a pressure transducer.It shows that the wavelet approximation indicates the general pressure change in the furnace, and the

Keywords： comparison     wavelet approximation     pressure transducer     general pressure     consistent    

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Hydraulic fracturing pressure of concentric double-layered cylinder in cohesive soil

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 4,   Pages 937-947 doi: 10.1007/s11709-021-0754-4

Abstract: First, an analytical solution for fracturing pressure in two different concentric regions of soil wasFirst, there is a linear relationship between the fracturing pressure and confining pressure in concentricinternal-layer soil is softer than the external-layer soil, the presence of internal soil on the fracturing pressureexternal-layer soil, the existence of the internal-layer soil has a strengthening effect on the fracturing pressureMoreover, the influence of strength distinction between the two layers on the fracturing pressure is

Keywords： hydraulic fracturing pressure     layered     cavity expansion theory     triaxial fracturing test     cohesive soil    

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“Partial pressures” of humid air in wide pressure and temperature ranges

Zidong WANG, Hanping CHEN, Shilie WENG

Frontiers in Energy 2013, Volume 7, Issue 4,   Pages 511-517 doi: 10.1007/s11708-013-0281-7

Abstract: “Partial pressure” in humid air is a question very much concerned by scientists and no satisfactory answerresults obtained by the proposed method are quite different from that obtained by Dalton’s partial pressureThe fundamental behaviors of water vapor and dry air are studied in depth in wide pressure and temperatureOne discovery is that the “partial pressure” of the water vapor in saturated humid air equals , rather

Keywords： partial pressure     Dalton’s partial pressure law     humid air     saturated     unsaturated    

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Non-invasive continuous blood pressure monitoring: a review of current applications

Elena Chung, Guo Chen, Brenton Alexander, Maxime Cannesson

Frontiers of Medicine 2013, Volume 7, Issue 1,   Pages 91-101 doi: 10.1007/s11684-013-0239-5

Abstract:

Blood pressure monitoring has come a long way from the initial observations made by Reverend HalesThere are none that deny the importance of monitoring perioperative blood pressure; however, the limitedblood pressure measurements leaves room for improvement.Invasive monitoring is able to detect beat-to-beat blood pressure measurement, but the risks inherent, and especially the creation of those offering non-invasive but continuous blood pressure monitoring

Keywords： non-invasive blood pressure monitoring     continuous blood pressure monitoring     invasive blood pressure monitoring    

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Copper and zinc interaction on water clearance and tissue metal distribution in the freshwater mussel

Tianxiang XIA, Xuehua LIU

Frontiers of Environmental Science & Engineering 2011, Volume 5, Issue 2,   Pages 236-242 doi: 10.1007/s11783-010-0218-8

Abstract: Copper and zinc interaction on clearance from water and distribution in different tissues was investigated

Keywords： interaction     mussel     copper     zinc     clearance     distribution    

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Upper bound solution to seismic active earth pressure of submerged backfill subjected to partial drainage

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 6,   Pages 1480-1493 doi: 10.1007/s11709-021-0776-y

Abstract: This paper proposes a general analytical method to evaluate the seismic active earth pressure on a retainingtotal head, ii) upper bound solution of seismic active earth thrust, and iii) deduction for the earth pressuredistribution.relies on the Fourier series expansions, and the expressions of the seismic active earth thrust and pressureThe numerical results confirm the validity of the total head distribution.

Keywords： seismic active earth pressure     partial seepage flow     pore pressure     anisotropy     upper bound theorem    

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Assessment and validation of liquid breakup models for high-pressure dense diesel sprays

Yi REN,Xianguo LI

Frontiers in Energy 2016, Volume 10, Issue 2,   Pages 164-175 doi: 10.1007/s11708-016-0407-9

Abstract: In this paper, different models for liquid breakup processes in high-pressure dense diesel sprays andRayleigh-Taylor (RT) breakup model gives the most reasonable predicted results in both engine simulation and high-pressurebased models and the RT model do not provide reasonable predictions for the characteristics of high-pressure

Keywords： breakup model     diesel engine     high-pressure injection     simulations    

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Nitrogen distribution in the products from the hydrothermal liquefaction of sp. and sp.

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 6,   Pages 985-995 doi: 10.1007/s11705-021-2126-y

Abstract: ., reaction temperature, residence time, solid loading rate) on the distribution of nitrogen in the oildifferences of amino acids in the protein components in the two microalgae might affect the nitrogen distribution

Keywords： microalgae     hydrothermal liquefaction     biocrude     nitrogen distribution    

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Effect of pressure on gasification reactivity of three Chinese coals with different ranks

Chunyu LI, Jiantao ZHAO, Yitian FANG, Yang WANG

Frontiers of Chemical Science and Engineering 2010, Volume 4, Issue 4,   Pages 385-393 doi: 10.1007/s11705-010-0501-1

Abstract: Results show that the char gasification reactivity increases with increasing partial pressure.gasification reaction is controlled by pore diffusion, the rate decreases with increasing total system pressure, and under chemical kinetic control there is no pressure dependence.With the coal rank increasing, the pressure order is higher, the activation energies increase slightly

Keywords： coal     gasification     pressure     reaction order     shrinking core model    

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Title Author Date Type Operation

CFD evaluation of pressure drop across a 3-D filter housing for industrial gas turbine plants

Fidelis I. ABAM,Samuel O. EFFIOM,Olayinka S. OHUNAKIN

Journal Article

Model test study on surrounding soil stress distribution of DX pile

Tang Songtao,Chen Lihong,Yuan Xiyu

Journal Article

Numerical analysis of 3-D unsteady flow in a vaneless counter-rotating turbine

ZHAO Qingjun, WANG Huishe, ZHAO Xiaolu, XU Jianzhong

Journal Article

Research of water distribution of tunnel lining in Karst region

Tan Zhongsheng,Li Jian,Xue Bin,Wan Xiuying

Journal Article

Discrete element method modeling of corn-shaped particle flow in rectangular hopper

He TAO, Baosheng JIN, Wenqi ZHONG, Xiaofang WANG,

Journal Article

Deviation correction strategy for the earth pressure balance shield based on shield–soil interactions

Journal Article

Combustion instability detection using the wavelet detail of pressure fluctuations

JI Junjie, LUO Yonghao

Journal Article

Hydraulic fracturing pressure of concentric double-layered cylinder in cohesive soil

Journal Article

“Partial pressures” of humid air in wide pressure and temperature ranges

Zidong WANG, Hanping CHEN, Shilie WENG

Journal Article

Non-invasive continuous blood pressure monitoring: a review of current applications

Elena Chung, Guo Chen, Brenton Alexander, Maxime Cannesson

Journal Article

Copper and zinc interaction on water clearance and tissue metal distribution in the freshwater mussel

Tianxiang XIA, Xuehua LIU

Journal Article

Upper bound solution to seismic active earth pressure of submerged backfill subjected to partial drainage

Journal Article

Assessment and validation of liquid breakup models for high-pressure dense diesel sprays

Yi REN,Xianguo LI

Journal Article

Nitrogen distribution in the products from the hydrothermal liquefaction of sp. and sp.

Journal Article

Effect of pressure on gasification reactivity of three Chinese coals with different ranks

Chunyu LI, Jiantao ZHAO, Yitian FANG, Yang WANG

Journal Article