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Étude des électrodes à champ non uniforme par définition en régime stationnaire et transitoire de circuits représantatifs 表征电路稳态和瞬态下非均匀场电极的定义研究
Advanced Energy Conversion Pub Date : 1966-10-01 Epub Date: 2003-09-18 DOI: 10.1016/0365-1789(66)90014-2
M. Bonnemay, G. Bronoël, E. Levart, A.A. Pilla
{"title":"Étude des électrodes à champ non uniforme par définition en régime stationnaire et transitoire de circuits représantatifs","authors":"M. Bonnemay,&nbsp;G. Bronoël,&nbsp;E. Levart,&nbsp;A.A. Pilla","doi":"10.1016/0365-1789(66)90014-2","DOIUrl":"10.1016/0365-1789(66)90014-2","url":null,"abstract":"<div><p>A method for investigating non uniform field electrodes is proposed, using both steady state and transient measurements. The local current, at a given point of the electrode, is supposed to be a function only of interfacial process kinetics and of transport possibilities of charges and active species at this point. Determination of species fluxes having been obtained through rheolectric analogy, it is then possible to design a circuit simulating the electrode in the steady state. Validity of such a circuit may be evaluated by adding capacitive terms. The transient behaviour of the equivalent circuit so obtained may be compared with that of the porous electrode under study. As an example, this method has been applied to a porous gas electrode, characteristic parameters of which have been determined.</p></div>","PeriodicalId":100032,"journal":{"name":"Advanced Energy Conversion","volume":"6 4","pages":"Pages 183-194"},"PeriodicalIF":0.0,"publicationDate":"1966-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0365-1789(66)90014-2","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"90752509","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Phase diagrams of the pseudo-binary Cu2SeBi2Se3 and Ag2SeBi2Se3 systems and thermoelectric properties of Cu2SeBi2Se3 solid solution 伪二元Cu2SeBi2Se3和Ag2SeBi2Se3体系的相图及Cu2SeBi2Se3固溶体的热电性质
Advanced Energy Conversion Pub Date : 1966-10-01 Epub Date: 2003-09-18 DOI: 10.1016/0365-1789(66)90015-4
Tadamasa Hirai, Kazuhiro Kurata, Motohisa Hirao
{"title":"Phase diagrams of the pseudo-binary Cu2SeBi2Se3 and Ag2SeBi2Se3 systems and thermoelectric properties of Cu2SeBi2Se3 solid solution","authors":"Tadamasa Hirai,&nbsp;Kazuhiro Kurata,&nbsp;Motohisa Hirao","doi":"10.1016/0365-1789(66)90015-4","DOIUrl":"10.1016/0365-1789(66)90015-4","url":null,"abstract":"<div><p>The phase diagrams of the pseudo-binary systems Cu<sub>2</sub>SeBi<sub>2</sub>Se<sub>3</sub> and Ag<sub>2</sub>SeBi<sub>2</sub>Se<sub>3</sub> were determined by thermal analysis. The Cu<sub>2</sub>SeBi<sub>2</sub>Se<sub>3</sub> system has complete solid solution over all compositions, and a minimum melting point at about 33 mol. % Bi<sub>2</sub>Se<sub>3</sub>. The phase diagram of the Ag<sub>2</sub>SeBi<sub>2</sub>Se<sub>3</sub> system is composed of two eutectic phases and one congruently melting intermediate compound at the middle of the system. Thermoelectric figure of merit of Cu<sub>2</sub>SeBi<sub>2</sub>Se<sub>3</sub> solid solution was determined as a function of composition, and maximum thermoelectric figure of merit in this system is expected as <em>z</em><sub>max</sub> = 0·43 × 10<sup>−3</sup> deg<sup>−1</sup> at 90 mol. % Bi<sub>2</sub>Se<sub>3</sub>.</p></div>","PeriodicalId":100032,"journal":{"name":"Advanced Energy Conversion","volume":"6 4","pages":"Pages 195-200"},"PeriodicalIF":0.0,"publicationDate":"1966-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0365-1789(66)90015-4","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74738863","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Anodische oxydation zu kohlendioxid von kohlenwasserstoffen, alkoholen und carbonsäuren an Raney-Platin 对碳氢化合物、酒精和碳酸的天然氧化作用会发生出人意料的变化
Advanced Energy Conversion Pub Date : 1966-07-01 Epub Date: 2003-09-18 DOI: 10.1016/0365-1789(66)90019-1
H. Binder, A. Köhling, G. Sandstede
{"title":"Anodische oxydation zu kohlendioxid von kohlenwasserstoffen, alkoholen und carbonsäuren an Raney-Platin","authors":"H. Binder,&nbsp;A. Köhling,&nbsp;G. Sandstede","doi":"10.1016/0365-1789(66)90019-1","DOIUrl":"10.1016/0365-1789(66)90019-1","url":null,"abstract":"<div><p>Knowledge of the mechanism involved in the anodic oxidation of hydrocarbons is of particular importance to the development of catalysts for low-temperature fuel cells. Galvanostatic measurements of current-voltage curves and potentiostatic-coulometric determinations of the conversion of hydrocarbons, alcohols, aldehydes, ketones and carboxylic acids in acid and alkaline electrolytes, performed on Raney platinum at temperature between 25 and 100°C, permit conclusions to be drawn on the reaction mechanism of the oxidation. The periodic current-voltage curves obtained by the triangular voltage sweep method show the differences in the sorption of hydrogen, oxygen, saturated and unsaturated hydrocarbons. In addition, the periodic current-voltage curves give indications of the mechanism involved. At open circuit, the saturated hydrocarbon is converted with water into hydrogen and carbon dioxide, the amount converted corresponding approximately to the thermodynamic equilibrium.</p></div>","PeriodicalId":100032,"journal":{"name":"Advanced Energy Conversion","volume":"6 3","pages":"Pages 135-148"},"PeriodicalIF":0.0,"publicationDate":"1966-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0365-1789(66)90019-1","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"72741084","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 15
Sublimation rates In vacuo of PbTe and Pb0·5Sn0·5Te thermoelements PbTe和Pb0·5Sn0·5Te热元在真空中的升华速率
Advanced Energy Conversion Pub Date : 1966-07-01 Epub Date: 2003-09-18 DOI: 10.1016/0365-1789(66)90022-1
H.E. Bates, Martin Weinstein
{"title":"Sublimation rates In vacuo of PbTe and Pb0·5Sn0·5Te thermoelements","authors":"H.E. Bates,&nbsp;Martin Weinstein","doi":"10.1016/0365-1789(66)90022-1","DOIUrl":"10.1016/0365-1789(66)90022-1","url":null,"abstract":"<div><p>The sublimation rates of pressed-and-sintered PbTe and Pb<sub>0.5</sub>Sn<sub>0.5</sub>Te thermoelements were measured over the temperature range 400–600°C. Rates for PbTe varied from 2 × 10<sup>−2</sup> to 175 mg/cm<sup>2</sup>/hr, and for Pb<sub>0.5</sub>Sn<sub>0.5</sub>Te from 4 × 10<sup>−1</sup> at 450°C to 45 mg/cm<sup>2</sup>/hr at 600°C, respectively. Calculated values of the vapor pressures of PbTe from these data are in good agreement with previous investigations.</p></div>","PeriodicalId":100032,"journal":{"name":"Advanced Energy Conversion","volume":"6 3","pages":"Pages 177-180"},"PeriodicalIF":0.0,"publicationDate":"1966-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0365-1789(66)90022-1","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"81695561","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Quasi-static processes in energy conversion statics 能量转换静力学中的准静态过程
Advanced Energy Conversion Pub Date : 1966-07-01 Epub Date: 2003-09-18 DOI: 10.1016/0365-1789(66)90021-X
H.K. Messerle
{"title":"Quasi-static processes in energy conversion statics","authors":"H.K. Messerle","doi":"10.1016/0365-1789(66)90021-X","DOIUrl":"10.1016/0365-1789(66)90021-X","url":null,"abstract":"<div><p>A general treatment of quasi-static processes in the field of energy conversion is developed. The approach is based on a unified theory of energy conversion statics as established in reference 1 with specific emphasis on electromechanical conversion processes.</p><p>A number of general theorems are developed dealing with reversible and irreversible processes. Maximum work processes are deduced using the dissipation law and a general Carnot type cycle is established. Stability criteria for processes involving any number of coupled sources are set up using energy minimum theorems. The general coverage of the approach is demonstrated with specific case examples involving electromechanical transducers.</p></div>","PeriodicalId":100032,"journal":{"name":"Advanced Energy Conversion","volume":"6 3","pages":"Pages 159-176"},"PeriodicalIF":0.0,"publicationDate":"1966-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0365-1789(66)90021-X","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"84747290","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Verwendung von Metalloxyd-Schichten mit Plasmakontakt zur Energiewandlung 氧化金属离子与等离子气体相溶、变能
Advanced Energy Conversion Pub Date : 1966-07-01 Epub Date: 2003-09-18 DOI: 10.1016/0365-1789(66)90023-3
M. Hartl
{"title":"Verwendung von Metalloxyd-Schichten mit Plasmakontakt zur Energiewandlung","authors":"M. Hartl","doi":"10.1016/0365-1789(66)90023-3","DOIUrl":"10.1016/0365-1789(66)90023-3","url":null,"abstract":"<div><p>The photovoltaic effect in oxide layers on so-called valve metalls (Al, Ta, Zr, etc.) can be used on principle also for the direct conversion of energy from radioactive particles (α and β) into electrical energy. It can be expected that the resistivity of these oxide layers against radiation damages because of their usually amorphous structure is higher compared with <em>p</em>-<em>n</em> junctions in monocrystalline semiconductors. Since the photovoltaic effect in these oxide layers is not connected with a metallic (or electrolytic) sandwich contacting it is proposed to use an ionized gas as counter electrode, this gas being possibly ionized by radiactive radiation itself. This method was qualitatively investigated by β-irradiation (Tritium) of Ta<sub>2</sub>O<sub>5</sub>-layers produced by anodizing.</p></div>","PeriodicalId":100032,"journal":{"name":"Advanced Energy Conversion","volume":"6 3","pages":"Pages 181-182"},"PeriodicalIF":0.0,"publicationDate":"1966-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0365-1789(66)90023-3","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"81009382","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Structure of equations specifying operating characteristics of energy converters constructed of anisotropic materials 各向异性材料能量转换器工作特性方程的结构
Advanced Energy Conversion Pub Date : 1966-07-01 Epub Date: 2003-09-18 DOI: 10.1016/0365-1789(66)90020-8
J.M. Honig , T.C. Harman
{"title":"Structure of equations specifying operating characteristics of energy converters constructed of anisotropic materials","authors":"J.M. Honig ,&nbsp;T.C. Harman","doi":"10.1016/0365-1789(66)90020-8","DOIUrl":"10.1016/0365-1789(66)90020-8","url":null,"abstract":"<div><p>The expressions for efficiency and coefficient of performance of galvano-thermomagnetic energy converters have been re-examined to determine what mathematical constraints are needed to guarantee that these quantities remain real, non-negative, and subject to the Carnot requirement. These constraints lead to conditions that must be satisfied by the anisotropy parameters, the transport coefficients, and the temperature differences within the device arms. Conditions for operating the devices at Carnot efficiency are also spelled out. In the appendix it is proved mathematically that no more than one device arm is needed for optimal operation of thermomagnetic converters and refrigerators.</p></div>","PeriodicalId":100032,"journal":{"name":"Advanced Energy Conversion","volume":"6 3","pages":"Pages 149-158"},"PeriodicalIF":0.0,"publicationDate":"1966-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0365-1789(66)90020-8","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"73364017","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Fluorochemicals as working fluids for small rankine cycle power units 小型朗肯循环发电机组的工质氟化学品
Advanced Energy Conversion Pub Date : 1966-04-01 Epub Date: 2003-09-18 DOI: 10.1016/0365-1789(66)90003-8
S.K. Ray, G. Moss
{"title":"Fluorochemicals as working fluids for small rankine cycle power units","authors":"S.K. Ray,&nbsp;G. Moss","doi":"10.1016/0365-1789(66)90003-8","DOIUrl":"https://doi.org/10.1016/0365-1789(66)90003-8","url":null,"abstract":"<div><p>A theoretical assessment has been made of the performances of the following fluorochemicals as working fluids for small Rankine cycle power units: </p><ul><li><span>1.</span><span><p>(a) Hexafluorobenzene (HFB)</p></span></li><li><span>2.</span><span><p>(b) Dichlorotetrafluorobenzene (DCTFB)</p></span></li><li><span>3.</span><span><p>(c) Perfluorodecalin (PFD)</p></span></li><li><span>4.</span><span><p>(d) FC-75</p></span></li></ul> .<p>Entropy-temperature and enthalpy-temperature diagrams for these compounds were constructed on the basis of their physical properties. From these diagrams and from the application of the similarity concept to the performances of single-stage radial turbines as developed by <span>Baljé</span> [8], thermal efficiencies of a 10 kW unit generating 400 c/s a.c. were computed. It is found that efficiencies in the region of 20–25 per cent can be achieved for Perfluorodecalin, Dichlorotetrafluorobenzene and FC-75 by expanding the fluids from the supercritical state and using a feedback heat exchanger to recover the waste heat in the turbine exhaust. The size and cost of the feedback heat exchanger will constitute an important factor in the practical assessment of the fluorochemicals as working fluids.</p></div>","PeriodicalId":100032,"journal":{"name":"Advanced Energy Conversion","volume":"6 2","pages":"Pages 89-102"},"PeriodicalIF":0.0,"publicationDate":"1966-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0365-1789(66)90003-8","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"91681207","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 27
Fluorochemicals as working fluids for small rankine cycle power units 小型朗肯循环发电机组的工质氟化学品
Advanced Energy Conversion Pub Date : 1966-04-01 DOI: 10.1016/0365-1789(66)90003-8
S. Ray, G. Moss
{"title":"Fluorochemicals as working fluids for small rankine cycle power units","authors":"S. Ray, G. Moss","doi":"10.1016/0365-1789(66)90003-8","DOIUrl":"https://doi.org/10.1016/0365-1789(66)90003-8","url":null,"abstract":"","PeriodicalId":100032,"journal":{"name":"Advanced Energy Conversion","volume":"21 1","pages":"89-102"},"PeriodicalIF":0.0,"publicationDate":"1966-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"82416808","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 27
Improved thermoelectric generator performance with vapor phase cooling 改善热电发电机的性能与气相冷却
Advanced Energy Conversion Pub Date : 1966-04-01 Epub Date: 2003-09-18 DOI: 10.1016/0365-1789(66)90001-4
Thomas J. Plevyak
{"title":"Improved thermoelectric generator performance with vapor phase cooling","authors":"Thomas J. Plevyak","doi":"10.1016/0365-1789(66)90001-4","DOIUrl":"https://doi.org/10.1016/0365-1789(66)90001-4","url":null,"abstract":"<div><p>A vapor phase heat exchanger coupled to a power generating bismuth telluride thermopile has been designed and tested in the laboratory. The technique provided a more effective method of waste heat dissipation compared to commonly used cooling fins and resulted in improved thermopile efficiency and power output.</p><p>This paper presents design considerations for the experimental vapor phase cooler and summarizes the results of laboratory tests.</p><p>The conversion efficiency of the thermopile was increased 31 per cent with an accompanying 61 per cent increase in power output through the employment of a vapor phase heat exchanger.</p></div>","PeriodicalId":100032,"journal":{"name":"Advanced Energy Conversion","volume":"6 2","pages":"Pages 71-72, IN1-IN2, 73-75"},"PeriodicalIF":0.0,"publicationDate":"1966-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0365-1789(66)90001-4","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"91681208","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
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