GAS PRODUCTION FROM METHANE HYDRATES IN a DUAL WELLBORE SYSTEM
GAS PRODUCTION FROM METHANE HYDRATES IN a DUAL WELLBORE SYSTEM
... energy and gearing towards viable and economical technologies of producing the gas trapped within the hydrates since gas hydrates may constitute a future source of natural gas In particular, for Japan, ... phase boundaries for both purewater- and seawater methane hydrates for a pressure range of MPa to 17 MPa At present, available data for phase boundary in both purewater and seawater are few and ... molecules, methane hydrates are the most commonly occurring hydrate in nature and the amount of methane potentially trapped in methane hydrates may be significant When the cages encapsulating the gas...
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GAS PRODUCTION FROM METHANE HYDRATES IN a DUAL WELLBORE SYSTEM
... energy and gearing towards viable and economical technologies of producing the gas trapped within the hydrates since gas hydrates may constitute a future source of natural gas In particular, for Japan, ... phase boundaries for both purewater- and seawater methane hydrates for a pressure range of MPa to 17 MPa At present, available data for phase boundary in both purewater and seawater are few and ... molecules, methane hydrates are the most commonly occurring hydrate in nature and the amount of methane potentially trapped in methane hydrates may be significant When the cages encapsulating the gas...
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Gas production from methane hydrate bearing sediments
... bearing hydrate Load bearing hydrate GAS HYDRATE FORMATION AND DISSOCIATION Gas hydrate formation and dissociation 2.1 15 Introduction In most gas hydrate deposits the contained gas is of biogenic ... Development of gas hydrates research 3 1.2 Global hydrate reserves 4 1.2.1 Gas concentration in hydrates 5 1.3 Natural gas hydrate occurrence 6 1.3.1 Hydrate ... of gas in hydrates cannot be clearly defined, this has no effect on the gas – and for that matter on the gas hydrate properties 2.2 Artificial hydrate formation methods Artificial hydrates in sediments...
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Báo cáo y học: "Enrichment of intersubtype HIV-1 recombinants in a dual infection system using HIV-1 strain-specific siRNAs" pps
... Thus, parental viruses (e.g A and B) always dominate a dual infection and basically obscuring the characterization of replication-competent intersubtype HIV-1 recombinants, i.e present at very low ... the remaining 172 nt have nearly no recombination breakpoints These findings clearly indicate that pattern of breakpoints in intersubtype HIV-1 recombinants is shaped by both the reverse transcription ... is also apparent that intersubtype HIV-1 recombination, following a dual infection or superinfection of already infected individual, could lead to rapid immune escape A simple comparison of our...
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Power generation from wind turbines in a solar chimney
... economical way of significantly increasing the power generation from a wind turbine The silos are more efficient in wind power generation than the bare horizontal axis turbines because of shrouding ... that similar to Table 5, the available wind power in this case is less compared to that in Tables and because the wind turbine diameter in this case is Da=8 ft compared to that in configurations ... 1.76 In Table 8, it should be noted that similar to Table 6, the available wind power in this case is less compared to that in Tables and because the wind turbine diameter in this case is Da =...
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"The Potential of Cellulosic Ethanol Production from Municipal Solid Waste: A Technical and Economic Evaluation" doc
... protein/g glucan recovered 79.1% of potential glucan and 88.2% of potential xylan in solution from ADC final, and 83.3% of potential glucan and 89.1% of potential xylan from ADC green Experimental results ... subject matter of the report are encouraged to contact the authors directly The Potential of Cellulosic Ethanol Production from Municipal solid waste: A Technical and Economic Evaluation Jian Shi, ... sources of cellulosic biomass into bioethanol as an alternative transportation fuels, replacing gasoline and natural gas The first generation fuel ethanol is derived from starch and sugar crops,...
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Báo cáo khoa học: "Retrieving leaf conductances from sap flows in a mixed Mediterranean woodland: a scaling exercise" pptx
... underestimate the measured values at low rates, i.e at values of less than1 mm per day DISCUSSION Spatial variations in daily sap flows in A unedo and Q ilex were similar in their amplitudes to what has ... atmosphere and leaf regulation This control can be considered at different time-scales Scaling from leaf to canopy is not only a problem of changing spatial scale but also a problem of integrating temporal ... model climate change impact" Measurements and modelling are difficult in the mixed evergreen canopies that are very common in Mediterranean landscapes In these areas, natural vegetation has to cope...
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Báo cáo khoa học: "Application of volumetric modulated arc therapy (VMAT) in a dual-vendor environment" ppsx
... Fogliata A, Ghosh-Laskar S, Agarwal JP, Upreti RR, Budrukkar A, Murthy V, Deshpande DD, et al: Volumetric modulated arc radiotherapy for carcinomas of the oro-pharynx, hypopharynx and larynx: a treatment ... Volumetric Modulated Arc Radiosurgery for Treatment of Multiple Brain Metastases Int J Radiat Oncol Biol Phys 2010, 76(1):296-302 Haga A, Nakagawa K, Shiraishi K, Itoh S, Terahara A, Yamashita H, Ohtomo ... resulting from Dual Arc optimization In Dual Arc VMAT, segments are grouped into arcs such that leaf travel is minimized during each rotation In the example shown in this figure, arc contains segments...
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Báo cáo y học: "Hyperthyroidism from autoimmune thyroiditis in a man with type 1 diabetes mellitus: a case report" pdf
... with type diabetes mellitus Diabet Med 2002, 19 :70-73 doi :10 .11 86 /17 52 -19 47-5-277 Cite this article as: Amory and Hirsch: Hyperthyroidism from autoimmune thyroiditis in a man with type diabetes mellitus: ... Conversely, hypothyroidism appears to increase insulin resistance independently of weight gain [9 ,10 ] and has been associated with an increased risk of symptomatic hypoglycemia [11 ] Protracted hypoglycemia ... clinical course and treatment of a man with hyperthyroidism secondary to autoimmune thyroiditis in the setting of type diabetes mellitus Clinicians caring for patients with diabetes should be aware...
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Báo cáo y học: "Visual impairment from fibrous dysplasia in a middle-aged African man: a case report" pptx
... McCluskey P, Wingate R, Benger R, McCarthy S: Monostotic fibrous dysplasia of the orbit: an unusual lacrimal fossa mass Br J Ophthalmol 1993, 77:54-56 Panda A, Dayal Y, Vasistha S, Patnaik NK: Fibrous ... Fibrous dysplasia of the orbit Indian J Ophthalmol 1985, 5:317-319 Odeku EL, Martinson FD, Akinosi JO: Craniofacial fibrous dysplasia in Nigerian Africans Int Surg 1967, 51(2):170-182 Riminucci ... reports describing a cause-and-effect association between fibrous dysplasia and trauma [12] However, the 'bumping into objects' described by the patient may be due a pre-existing visual impairment or...
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Behavior of Zinc in a Constructed Wetland System Receiving Domestic Wastewater
... Agricultural Hydrology, Kyoritsu Shuppan Co., Ltd, Tokyo (in Japanese) Mays P A and Edwards G S (2001) Comparison of heavy metal accumulation in a natural wetland and constructed wetlands receiving acid ... Transfers and transformations of zinc in constructed wetlands: mitigation of a refinery effluent, Ecological Engineering, 14, 279-292 Isozaki Y., Nakajima F and Furumai H (2006) Speciation of zinc, ... phosphorus and zinc from domestic wastewater by a constructed wetland system in rural areas: a case study, Wat Sci Technol., 58, (12), 2427-2433 Brix H (1993) Wastewater treatment in constructed wetland: ...
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PLC communications in a process control system
... PLC COMMUNICATIONS IN A PROCESS CONTROL SYSTEM by GR MacKenzie, AEG Communication has become a major part of any process control automation system Today PLC communication is as much for data acquisition ... 56 interfaces A ninth user is an additional lines and 16 interfaces This is clearly very expensive in hardware and installation 1 (a) Point-to-point topology 1(b) mesh topology Figure 1 (a) Point-to-point ... phase modulation: a) a phase shift of 180( in the carrier occurs each time a binary zero is transmitted No phase change takes place for a binary b) phase shift keying (PSK) in which a zero and...
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Tài liệu PLC Communications in a Process Control System docx
... phase modulation: a) a phase shift of 180( in the carrier occurs each time a binary zero is transmitted No phase change takes place for a binary b) phase shift keying (PSK) in which a zero and ... variations and combinations of these techniques which result in more than one bit per baud Baseband and broadband The principle characteristics of base-band and broadband systems are listed in Table BASEBAND ... and termination, see Figure The message transfer will normally contain the length of data being transferred, the data itself and certain error checking information In a network system, the address...
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Tài liệu Báo cáo khoa học: "Semantic Information and Derivation Rules for Robust Dialogue Act Detection in a Spoken Dialogue System" pptx
... historical information, and Ω = {A1 , , Aq } is the set of DAs Using the maximum approximation for summation, (1) can be written as A = arg max t A Ω h (A, Ht ) = P r(At = A | At−1 ) W W = arg max ... Figure 2: An example of a dialogue management module using n-gram model for dialogue act sequence in the domain of historic spot Models for Dialogue Act Detection Referring to the SDS depicted in Figure ... Ohtake, T Misu, H Kashioka, and S Nakamura 2009b Statistical dialog management applied to wfst-based dialog systems In Proc IEEE International Conference on Acoustics Speech and Signal Processing...
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Tài liệu Báo cáo khoa học: "Using Automatically Transcribed Dialogs to Learn User Models in a Spoken Dialog System" doc
... split into a training set of 315 dialogs and a test set of 146 dialogs All the dialogs were both manually and automatically transcribed, so that each of the three methods was applicable The normalized ... system is on-line, enabling automatic adaptation References −5 Truth Manual EM Automatic −6 −7 −8 Manual EM Automatic Training Set (θ) -2.87 -3.90 -4.60 500 1000 Number of dialogs in training set 1500 ... methods: Manual: Let θ be the maximum likelihood estimate using manually transcribed data, i.e., D θasu = PKasu KD a asu Automatic: Let θ be the maximum likelihood estimate using automatically transcribed...
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Từ khóa: simulation of methanol production from biomass gasification in interconnected fluidized bedsvector meson production on the nucleon in a coupled channel approach2h2 production and co2 separation in a single catalytic membrane reactormethane hydrates in the black seainteraction between climate change and greenhouse gas emissions from managed ecosystems in canadadialog control in a natural language systemtransfer in a multilingual mt systemand its treatment in a machine translation system s871 six phase timing waveforms required in a certain digital systemexcel s sequencing of calls to xlautofree in a multi threaded systemskeletal muscle satellite cells background and methods for isolation and analysis in a primary culture systemauthor s publishing practice and rights in a traditional journal system5delta operator functions in a cylindrical coordinate system6delta operator functions in a spherical coordinate systemvmware in a production environmentNghiên cứu sự hình thành lớp bảo vệ và khả năng chống ăn mòn của thép bền thời tiết trong điều kiện khí hậu nhiệt đới việt namMột số giải pháp nâng cao chất lượng streaming thích ứng video trên nền giao thức HTTPNghiên cứu vật liệu biến hóa (metamaterials) hấp thụ sóng điện tử ở vùng tần số THzNghiên cứu tổ chức chạy tàu hàng cố định theo thời gian trên đường sắt việt namBiện pháp quản lý hoạt động dạy hát xoan trong trường trung học cơ sở huyện lâm thao, phú thọGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitPhối hợp giữa phòng văn hóa và thông tin với phòng giáo dục và đào tạo trong việc tuyên truyền, giáo dục, vận động xây dựng nông thôn mới huyện thanh thủy, tỉnh phú thọPhát triển du lịch bền vững trên cơ sở bảo vệ môi trường tự nhiên vịnh hạ longPhát hiện xâm nhập dựa trên thuật toán k meansNghiên cứu, xây dựng phần mềm smartscan và ứng dụng trong bảo vệ mạng máy tính chuyên dùngNghiên cứu về mô hình thống kê học sâu và ứng dụng trong nhận dạng chữ viết tay hạn chếNghiên cứu tổng hợp các oxit hỗn hợp kích thƣớc nanomet ce 0 75 zr0 25o2 , ce 0 5 zr0 5o2 và khảo sát hoạt tính quang xúc tác của chúngNghiên cứu khả năng đo năng lượng điện bằng hệ thu thập dữ liệu 16 kênh DEWE 5000Tìm hiểu công cụ đánh giá hệ thống đảm bảo an toàn hệ thống thông tinTổ chức và hoạt động của Phòng Tư pháp từ thực tiễn tỉnh Phú Thọ (Luận văn thạc sĩ)BT Tieng anh 6 UNIT 2Giáo án Sinh học 11 bài 15: Tiêu hóa ở động vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtHIỆU QUẢ CỦA MÔ HÌNH XỬ LÝ BÙN HOẠT TÍNH BẰNG KIỀMQUẢN LÝ VÀ TÁI CHẾ NHỰA Ở HOA KỲ