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Analysis, design and optimization of energy efficient protocols for wireless sensor networks

Analysis, design and optimization of energy efficient protocols for wireless sensor networks

Cao đẳng - Đại học

... and that of the ambient environment However, the amount of energy harvested is limited due to the small size of the harvester and the fluctuation of the energy source due to the change of the ... needed to serve the configuration of the network It is also essential to study the efficient algorithms that assist the organisation and operation of the WSN efficiently in terms of energy These aspects ... the WSNs, they define the route of transferring data packets from the sources to the destinations In order to save energy, the routing protocols need to design in such a way that the route established...
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Báo cáo y học:

Báo cáo y học: " Research Evaluation of the collaborative network of highly correlating skin protein" docx

Báo cáo khoa học

... dependency of the intervention In case of very strong therapeutic agents it may be suspected that therapeutic intervention challenges the physiological correlation network to more simple structures ... factor-kappa B, the activity of the latter has been shown to be regulated by GCs, too [17] We are aware of the limitations of this study, which include its basis on immunhistochemical analysis of ... angiogenesis, and apoptosis [16] One of the major contributors to block inflammatory cascades is the negative regulation of crucial transcription factors, which are in the centre of many pathways, like...
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Economic evaluation within the scope of the field development and application of the gas assisted gravity drainage (GAGD) process in an actual northern louisiana field

Economic evaluation within the scope of the field development and application of the gas assisted gravity drainage (GAGD) process in an actual northern louisiana field

Hóa học - Dầu khí

... (Figure 1) The GAGD process uses the natural tendency of the gas to rise to the top and the descent of the injected water to the bottom by injecting gas into the reservoir using (existing) vertical ... ownership of the resources is allowed through the transfer of rights to the contractor (the contractor bears all the risks and most of the rewards) and the payment of bonuses, royalties and taxes to the ... pairs, the location of the well pairs, the location of the horizontal producers above the oil-water contact, the CO2 injection rates, the production rates and the lag time in between the start of...
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Báo cáo hóa học:

Báo cáo hóa học: "Energy consumption and lifetime analysis in clustered multi-hop wireless sensor networks using the probabilistic cluster-head selection method" pdf

Hóa học - Dầu khí

... (b) rectangular-shaped network Let X be the total number of hops from all the cluster-heads to the sink node in the network Since the total number of hops of cluster-heads with k hops to the sink ... sink node that ultimately processes the collected data is located in the center of the sensor field AS The amount of data is fixed to l bits AS The shortest path routing infrastructure is in ... Network parameters used for the evaluation are shown in Table The cost for data transmission to the next hop is set to one unit of energy On the other hand, the costs for data reception and data...
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Evaluation of the impact of furniture on communications performance for ubiquitous deployment of wireless sensor network

Evaluation of the impact of furniture on communications performance for ubiquitous deployment of wireless sensor network

Kiến trúc - Xây dựng

... related to the ubiquity characteristic of the system; their possible integration into the furniture’s upholstery could further highlight the ubiquitous feature of a system like this The smart textiles ... comparing the LQI value with and without the metal box Its goal is to validate our assumption that the straight line is the main contributor to the received signal In the second part of the experiments, ... to the user, to active elements providing the ability to interact with the user, and this translates in a greater quantity of applications and features that allow to monitor different aspects...
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MAKING A CHART OF THE ENERGY CONSUMPTION IN H.C.M. CITY

MAKING A CHART OF THE ENERGY CONSUMPTION IN H.C.M. CITY

Tiểu học

... in the group has to take part in their work going to each of the family in their neighbour to take the notes of the amount of energy they spent (water, electricity, ,oil,coal…) in a module of time ... share the best way to the web site of the resources file of City education service ACTIVITIES All Ss.in each group should their real assignement to be able to collect the own amounts of the city ... from the chart • By the end of the lesson Ss.will be able to read the information from the chart and write a description from it • This design can help them to infinite the information in the...
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EVALUATION OF THE REAL SITUATION OF IMPORT ACTIVITIES OF VIETNAM ENERGY DEVELOPMENT SUPPORT JOINT STOCK COMPANY FROM 2009 TO 2011.  PROBLEMS AND SOLUTIONS.

EVALUATION OF THE REAL SITUATION OF IMPORT ACTIVITIES OF VIETNAM ENERGY DEVELOPMENT SUPPORT JOINT STOCK COMPANY FROM 2009 TO 2011. PROBLEMS AND SOLUTIONS.

Kinh tế - Thương mại

... equipment is the key activity that generates the majority of the company’s revenue Approximately, the contribution of that activity to the company’s overall revenue accounts for two thirds of the total ... consumption, storage at the port of arrival, or transportation to another port of entry following the same procedures as for the port of arrival The entry of imports for consumption involves two steps ... use of through looking at the history and development of the company Through results of the analysis from the data, the author point out achievements and shortcomings in import operation of the...
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Hybrid energy system evaluation in water supply system energy production: neural network approach

Hybrid energy system evaluation in water supply system energy production: neural network approach

Môi trường

... coefficient that functions in a way to decrease or increase the net entrance of the activating function [15] An activating function will be applied to restrict the amplitude of neuron output The activating ... supplied with electricity through a hybrid system, which would take into account the water consumption pattern, the electricity tariff rate, the environmental factors and the system characteristics, ... network through the nodes of the input layer The input layer nodes have the purpose to distribute the input information to the next processing layer (i.e., the first hidden layer) The hidden and output...
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Changes of temperature data for energy studies over time and their impact on energy consumption and CO2 emissions. The case of Athens and Thessaloniki – Greece

Changes of temperature data for energy studies over time and their impact on energy consumption and CO2 emissions. The case of Athens and Thessaloniki – Greece

Môi trường

... meteorological stations of the National Observatory of Athens (NOA) [8] and of the Aristotle University of Thessaloniki (AUTh) [9] The results for the two decades are compared and the existing ... daily temperature It is worth to be mentioned that these design data from the meteorological stations of NOA and AUTh are not included neither in the climate data of ASHRAE [2] nor of the Hellenic ... at the lowest base temperatures The increase of the yearly values of CDD was in the range of 25 to 53% in Athens, and in the range of 10 to 16% in Thessaloniki, depending on the base temperature,...
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Báo cáo Y học: Role of conserved residues within helices IV and VIII of the oxaloacetate decarboxylase b subunit in the energy coupling mechanism of the Na+ pump ppt

Báo cáo Y học: Role of conserved residues within helices IV and VIII of the oxaloacetate decarboxylase b subunit in the energy coupling mechanism of the Na+ pump ppt

Báo cáo khoa học

... ligand but is not involved in the proton pathway through the membrane For proton translocation the phenolic hydroxyl of Y229 appears to switch between the protonated and the deprotonated state The ... are indicated in the box on the top right The scale for the velocity of the mutants is indicated on the left side and that for the wild-type enzyme on the right side The assay conditions are ... and the biotin prosthetic group is not modified (B-H) Upon carboxylation of the biotin, the protein switches back into the conformation where the Na+ binding sites are exposed towards the cytoplasm...
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HORIZONTAL EVALUATION OF THE PERFORMANCE OF NETWORK INDUSTRIES PROVIDING SERVICES OF GENERAL ECONOMIC INTEREST pot

HORIZONTAL EVALUATION OF THE PERFORMANCE OF NETWORK INDUSTRIES PROVIDING SERVICES OF GENERAL ECONOMIC INTEREST pot

Cao đẳng - Đại học

... report on the implementation of the electricity and gas market Box 2: Market opening of network industries in the new Member States For most of the new Member States, the process of transition towards ... creation, but one cannot determine whether this was driven by the opening up of markets to competitors and/or growth of the sector More in-depth analysis is needed to see to what extent this ... and of total factor productivity Surprisingly, the authors found no significant impact of reforms on the growth of labour productivity or on total factor productivity It seems therefore that deregulation...
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enterprise network testing [electronic resource] the role and applications of testing in pre-peployment, migration, and post-deployment, network operations

enterprise network testing [electronic resource] the role and applications of testing in pre-peployment, migration, and post-deployment, network operations

Đại cương

... initial test plan The learning that happens during this step is often the most important part of the entire test Step 4: Execution The execution phase often proves to be the most intense and active ... be written to meet objectives of the most stringent applications, as opposed to the most tolerant The suggestion to be made here is that application requirements should be used to define the success ... defects in the least amount of time, at the lowest possible cost.” ■ “It is as important to test the readiness of existing production networks prior to the launch of new services as it is to test “green...
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Báo cáo hóa học:

Báo cáo hóa học: " Evaluation of the diagnostic indices and clinical utility of qualitative cardiodetect® test kit in diagnosis of ami within 12 hours of onset of chest pain in the emergency department" pptx

Hóa học - Dầu khí

... of the reports of the patients about the exact onset of their ischemic symptoms may potentially overestimate or underestimate the duration of their ischemic symptoms This may have influenced the ... similar characteristics, including the same cutoff point for a positive test to detect H-FABP It is not known certainly whether the initial and updated versions of the Cardio Detect® test kits were ... detected earlier in the circulation after the onset of AMI In contrast, TnT starts to rise to greater than threshold values 3-6 h after the onset of AMI and reaches a peak after 14 to 18 h The...
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Báo cáo hóa học:

Báo cáo hóa học: " A retrospective evaluation of the impact of a dedicated obstetric and neonatal transport service on transport times within an urban setting" pptx

Hóa học - Dầu khí

... in the dispatch and response time performance, but is also evident in the analysis of the mean status times for each of the case type categories Most notable is the status time of the neonatal ... 6-month rotation A further initiative was to ensure that each ALS crew had the necessary equipment to execute the neonatal transfers Therefore, ambulances avoided wasting time in an attempt to ... (referred to in this study as ‘total pre-hospital’ time.) In 2005, the total pre-hospital time for P1 neonatal transfers was the longest at a mean of 298 (Table 3) This was more than twice the mean...
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báo cáo hóa học:

báo cáo hóa học:" Mobile operators have set ambitious targets-is it possible to boost network capacity while reducing its energy consumption?" potx

Hóa học - Dầu khí

... order to ensure the desired power at the antenna A solution to this is to install the RF module in close proximity to the antenna, with an optical connection linking it back to the system module ... capacity evolution together with an equipment replacement and site upgrade strategy Results show that network operators can get relatively close to their targets, with energy reductions of up to ... requirements, and restrictions at site locations A further energy loss at these sites is attributed to long feeder cables connecting the RF module to the antenna This is due to dielectric losses...
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Báo cáo hóa học:

Báo cáo hóa học: " Research Article Experimental Evaluation of the Usage of Ad Hoc Networks as Stubs for Multiservice Networks" ppt

Báo cáo khoa học

... profile The objective of these tests is to evaluate the impact of multicast routing in the traffic for different configurations of the testbed when the network is not fully congested Taking these two ... the flow When receiving the proofs, the gateway sends them to the authentication and accounting server to verify the truthfulness of the information, through the cryptographic information contained ... address The first metric evaluated is the throughput achieved In Table we show the variation of the throughput with the addition of more nodes to the network, both with multicast and unicast routings...
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Báo cáo lâm nghiệp:

Báo cáo lâm nghiệp: "Energy consumption of a chipper coupled to a universal wheel skidder in the process of chipping wood" pptx

Báo cáo khoa học

... each attempt in the experiment Then the no-load input before each attempt has the value of 4.09 kW The value of the torque varies during the chipping process along the stem of the tree It increases ... feed effect, it means that the stem is pressed to the disc by itself (Očkajová 1996) To separate the chips the condition that α > β must be met, it means that the force FT is positive Otherwise ... cutting edge from the plane of the disc (mm), Rstr – distance from the disc rotation axis to the half length of the cutting edge of the knife (mm) The technological point of view (disintegration...
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Báo cáo y học:

Báo cáo y học: " The identification and management of ADHD offenders within the criminal justice system: a consensus statement from the UK Adult ADHD Network and criminal justice agencies" doc

Báo cáo khoa học

... has been to: 1) Develop mental health transfer protocols to facilitate the transfer of those with severe mental illness to mental health settings 2) Introduce an Integrated Treatment System, which ... during the treatment process of around 0.8 [28] The nature of the symptoms that improve with stimulant medication can best be understood from the descriptions given by patients being treated for ... recognised that it is important to establish a continuous, integrated care pathway that follows the offender ‘journey’ from initial police contact through to eventual resettlement, and that interfaces...
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Báo cáo y học:

Báo cáo y học: " Intensity of renal replacement therapy in acute kidney injury: perspective from within the Acute Renal Failure Trial Network Study" ppt

Báo cáo khoa học

... timing of RRT in AKI, we left the decision to start RRT to the treating bedside clinical team Furthermore, the mean blood urea nitrogen at initiation of RRT was lower than that reported in other ... recognize the limits of the treatment and shift our focus to other strategies for prevention and treatment of AKI Competing interests The authors declare that they have no competing interests Acknowledgements ... aCalculated as the percentage of participants in the treatment arm bCalculated as the percentage of participants in the treatment arm treated with a specified initial modality of renal replacement therapy...
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