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The effect of intermittent heating on surface temperatures in rooms 间歇性加热对室内表面温度的影响
Building Science Pub Date : 1975-07-01 DOI: 10.1016/0007-3628(75)90027-4
D.P. Bloomfield
{"title":"The effect of intermittent heating on surface temperatures in rooms","authors":"D.P. Bloomfield","doi":"10.1016/0007-3628(75)90027-4","DOIUrl":"https://doi.org/10.1016/0007-3628(75)90027-4","url":null,"abstract":"<div><p>This paper presents a simple approximate method of calculating surface temperatures resulting from a repeated square wave heat input to a room. The calculated values are shown to give reasonable agreement with results obtained on an electrical analogue. Values of thermal impedance for single and multi-layer walls are tabulated.</p></div>","PeriodicalId":9442,"journal":{"name":"Building Science","volume":"10 2","pages":"Pages 111-125"},"PeriodicalIF":0.0,"publicationDate":"1975-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0007-3628(75)90027-4","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"91592171","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: 6
Free vibrations of regular symmetrical shear wall buildings 规则对称剪力墙建筑的自由振动
Building Science Pub Date : 1975-07-01 DOI: 10.1016/0007-3628(75)90028-6
A. Coull
{"title":"Free vibrations of regular symmetrical shear wall buildings","authors":"A. Coull","doi":"10.1016/0007-3628(75)90028-6","DOIUrl":"https://doi.org/10.1016/0007-3628(75)90028-6","url":null,"abstract":"<div><p>The continuous connection method is employed to analyse the free bending and torsional vibrations of regular symmetric cross-wall structures. The natural modes and frequencies of vibration are determined from the Galerkin technique. The theoretical analysis is illustrated by a numerical example of a typical representative structure.</p></div>","PeriodicalId":9442,"journal":{"name":"Building Science","volume":"10 2","pages":"Pages 127-133"},"PeriodicalIF":0.0,"publicationDate":"1975-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0007-3628(75)90028-6","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"91629197","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
Predicting the performance of soil-cement as a building material in tropical countries 预测水泥土在热带国家作为建筑材料的性能
Building Science Pub Date : 1975-07-01 DOI: 10.1016/0007-3628(75)90031-6
R. Spence
{"title":"Predicting the performance of soil-cement as a building material in tropical countries","authors":"R. Spence","doi":"10.1016/0007-3628(75)90031-6","DOIUrl":"https://doi.org/10.1016/0007-3628(75)90031-6","url":null,"abstract":"","PeriodicalId":9442,"journal":{"name":"Building Science","volume":"1 1","pages":"155-159"},"PeriodicalIF":0.0,"publicationDate":"1975-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"82120739","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: 29
Flexural behaviour of reinforced and prestressed solite structural lightweight concrete beams 钢筋和预应力单体结构轻量混凝土梁的受弯性能
Building Science Pub Date : 1975-03-01 DOI: 10.1016/0007-3628(75)90007-9
R.N. Swamy , A.B. Ibrahim
{"title":"Flexural behaviour of reinforced and prestressed solite structural lightweight concrete beams","authors":"R.N. Swamy ,&nbsp;A.B. Ibrahim","doi":"10.1016/0007-3628(75)90007-9","DOIUrl":"10.1016/0007-3628(75)90007-9","url":null,"abstract":"<div><p>The structural behaviour of reinforced and prestressed concrete beams made of expanded slate lightweight aggregate (Solite) concrete is discussed in relation to strength, cracking and deformation characteristics. The beams were designed to have permissible concrete stresses of <em>15·0–26·0</em> N/mm<sup>2</sup>, and the cube strength of the concrete was <em>35–40</em> N/mm<sup>2</sup> in one day and about <em>50</em> N/mm<sup>2</sup> at <em>28</em> days. The deflection, cracking and the strength characteristics of the beams have been studied throughout their flexural loading range, and their mode of failure. It is shown that Solite lightweight concrete beams possess adequate ductility and load factor, and satisfy all the serviceability requirements of current Codes of Practice.</p></div>","PeriodicalId":9442,"journal":{"name":"Building Science","volume":"10 1","pages":"Pages 43-56"},"PeriodicalIF":0.0,"publicationDate":"1975-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0007-3628(75)90007-9","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"90319662","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: 9
An introduction to soil mechanics and foundations (Second edition) 介绍土力学和基础(第二版)
Building Science Pub Date : 1975-03-01 DOI: 10.1016/0007-3628(75)90013-4
I.F. Christie
{"title":"An introduction to soil mechanics and foundations (Second edition)","authors":"I.F. Christie","doi":"10.1016/0007-3628(75)90013-4","DOIUrl":"10.1016/0007-3628(75)90013-4","url":null,"abstract":"","PeriodicalId":9442,"journal":{"name":"Building Science","volume":"10 1","pages":"Pages 86-87"},"PeriodicalIF":0.0,"publicationDate":"1975-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0007-3628(75)90013-4","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"109296283","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
Felxural strength of glassfibre reinforced gypsum and plasterboard 玻璃纤维增强石膏板的抗折强度
Building Science Pub Date : 1975-03-01 DOI: 10.1016/0007-3628(75)90011-0
D.W. Williams , A.E. Mould
{"title":"Felxural strength of glassfibre reinforced gypsum and plasterboard","authors":"D.W. Williams ,&nbsp;A.E. Mould","doi":"10.1016/0007-3628(75)90011-0","DOIUrl":"10.1016/0007-3628(75)90011-0","url":null,"abstract":"<div><p>Flexural bending tests were carried out on plasterboard and glassfibre reinforced gypsum (G.R.G.) samples which had been heated for several days to <em>105</em>°C, and compared to similar results on matched samples which had not been heated. G.R.G. material with well-dispersed glass fibres showed a significantly greater initial strength and also a greater loss of strength after heating, when compared to material with poorly dispersed fibre reinforcement. Standard plasterboard (gypsum baseboard) was much weaker than G.R.G. and also lost some strength on heating.</p></div>","PeriodicalId":9442,"journal":{"name":"Building Science","volume":"10 1","pages":"Pages 79-83"},"PeriodicalIF":0.0,"publicationDate":"1975-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0007-3628(75)90011-0","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78290993","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: 3
An anemometer for scale model environmental wind measurements 用于环境风测量的比例模型风速计
Building Science Pub Date : 1975-03-01 DOI: 10.1016/0007-3628(75)90004-3
Sayed M. Ettouney , Fergus R. Fricke
{"title":"An anemometer for scale model environmental wind measurements","authors":"Sayed M. Ettouney ,&nbsp;Fergus R. Fricke","doi":"10.1016/0007-3628(75)90004-3","DOIUrl":"10.1016/0007-3628(75)90004-3","url":null,"abstract":"<div><p>The limitations of existing methods available for the assessment of environmental wind conditions around buildings, using wind tunnel models, are discussed. The development of an alternative instrument which, in many situations, is more suitable than those more commonly used, is described. A drawing, circuit diagram and calibration curve for the instrument are presented and its limitations and future development outlined.</p></div>","PeriodicalId":9442,"journal":{"name":"Building Science","volume":"10 1","pages":"Pages 17-26"},"PeriodicalIF":0.0,"publicationDate":"1975-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0007-3628(75)90004-3","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78543325","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: 6
On folded plates with single and multiple spans 在单跨和多跨折叠板上
Building Science Pub Date : 1975-03-01 DOI: 10.1016/0007-3628(75)90002-X
A.B.A. Wahab , S. Saad
{"title":"On folded plates with single and multiple spans","authors":"A.B.A. Wahab ,&nbsp;S. Saad","doi":"10.1016/0007-3628(75)90002-X","DOIUrl":"10.1016/0007-3628(75)90002-X","url":null,"abstract":"<div><p>The results of an experimental study of the influence of a flexible support on a model of a folded plate structure, continuous over two spans are presented together with a comparison between the recorded stresses and those obtained by applying two methods of analysis generally known as the approximate and the elastic methods. Also included is a comparison between the results of other published experimental tests and the corresponding theoretical values computed by applying the elementary method. General comments and conclusions which can be of some value for design purposes, are reported.</p></div>","PeriodicalId":9442,"journal":{"name":"Building Science","volume":"10 1","pages":"Pages 1-8"},"PeriodicalIF":0.0,"publicationDate":"1975-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0007-3628(75)90002-X","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"80755592","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
Sydney opera house glass walls: Colour measurement and control 悉尼歌剧院玻璃墙:色彩测量与控制
Building Science Pub Date : 1975-03-01 DOI: 10.1016/0007-3628(75)90009-2
J.A. Hooper , M.P. Wassall
{"title":"Sydney opera house glass walls: Colour measurement and control","authors":"J.A. Hooper ,&nbsp;M.P. Wassall","doi":"10.1016/0007-3628(75)90009-2","DOIUrl":"10.1016/0007-3628(75)90009-2","url":null,"abstract":"<div><p>One of the architectural requirements of the tinted laminated glass used in the construction of the Sydney Opera House glass walls was that it should be uniform in colour relative to an initially accepted colour standard. As the glass was manufactured in small batches over a two year period, stringent controls were needed to maintain the necessary colour quality of the laminate. The procedures adopted to check uniformity of colour are described and results are given of colorimetric analyses carried out on the colour standards and the production control specimens. The chromaticity data are interpreted in terms of subjective colour discrimination and are shown to be compatible with visual observations of the glass <em>in situ</em>.</p></div>","PeriodicalId":9442,"journal":{"name":"Building Science","volume":"10 1","pages":"Pages 65-72"},"PeriodicalIF":0.0,"publicationDate":"1975-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0007-3628(75)90009-2","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74002887","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
Analysis of Cement consumption in a national economy 水泥在国民经济中的消费分析
Building Science Pub Date : 1975-03-01 DOI: 10.1016/0007-3628(75)90003-1
Abraham Warszawski
{"title":"Analysis of Cement consumption in a national economy","authors":"Abraham Warszawski","doi":"10.1016/0007-3628(75)90003-1","DOIUrl":"10.1016/0007-3628(75)90003-1","url":null,"abstract":"<div><p>The growing demand for cement in most countries necessitates long range planning of cement production. Such planning must be based on economical and technological analysis of various cement consuming factors. The paper presents analysis of cement requirements for different types of buildings, public works and other uses and also estimates the possible change in these requirements due to anticipated technological innovations.</p></div>","PeriodicalId":9442,"journal":{"name":"Building Science","volume":"10 1","pages":"Pages 9-15"},"PeriodicalIF":0.0,"publicationDate":"1975-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0007-3628(75)90003-1","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74063847","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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