土木工程外文翻譯3-建筑結(jié)構(gòu)-資料下載頁
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【導(dǎo)讀】院系土木工程學(xué)院。歐洲法規(guī)2的范圍。供磷歐洲規(guī)范2適用于建筑設(shè)計(jì)和利用純混凝土，鋼筋混凝土和預(yù)應(yīng)力鋼筋?；炷两ㄔ斓耐聊竟こ?它遵守建筑結(jié)構(gòu)安全、可靠的原則及要求,他們設(shè)計(jì)的?；A(chǔ)和檢驗(yàn)在EN1990:結(jié)構(gòu)設(shè)計(jì)的基礎(chǔ)一章中提到。供磷歐洲規(guī)范2只注重混凝土結(jié)構(gòu)的抗阻性，適用性，耐用性和耐火性.其。他要求例如絕熱性和隔音性是不被考慮的。EN1991:對結(jié)構(gòu)的作用對結(jié)構(gòu)的行動。預(yù)應(yīng)力鋼筋混凝土的建筑設(shè)計(jì)的一般基礎(chǔ)，以及建筑的詳細(xì)規(guī)則。過時(shí)的參考文獻(xiàn)，并沒有在隨后對這些出版物進(jìn)行修正和校對。個(gè)歐洲準(zhǔn)則基礎(chǔ)上的合約雙方，他們被鼓勵(lì)去調(diào)查應(yīng)用那些在下面所指出的的標(biāo)。準(zhǔn)文件的最近版本的可能性。因?yàn)闊o日期的參考文獻(xiàn)，最新的標(biāo)準(zhǔn)文件版本已被。-建筑材料和產(chǎn)品是根據(jù)歐洲規(guī)范或相關(guān)材料、產(chǎn)品說明書所使用的。用于后受力桿件的無粘結(jié)筋后張預(yù)應(yīng)力成員。As,最小的加固橫截面積。SSLS地區(qū)的正常使用極限狀態(tài)的靜力矩。Fck在28天的混凝土的壓鋼強(qiáng)度特征特點(diǎn)壓缸混凝土強(qiáng)度在28
【正文】 proofstress of prestressing steel fp0,1k Characteristic 0,1% proofstress of prestressing steel f0,2k Characteristic 0,2% proofstress of reinforcement ft Tensile strength of reinforcement ftk Characteristic tensile strength of reinforcement fy Yield strength of reinforcement fyd Design yield strength of reinforcement fyk Characteristic yield strength of reinforcement fywd Design yield of shear reinforcement h Height h Overall depth of a crosssection i Radius of gyration k Coefficient 。 Factor l (or l or L) Length。 Span m Mass r Radius 1/r Curvature at a particular section t Thickness t Time being considered t0 The age of concrete at the time of loading u Perimeter of concrete crosssection, having area Ac u,v,w Components of the displacement of a point x Neutral axis depth x,y,z Coordinates z Lever arm of internal forces 14 Greek lower case letters α Angle 。 ratio β Angle 。 ratio。 coefficient γ Partial factor γ A Partial factor for accidental actions A γ C Partial factor for concrete γ F Partial factor for actions, F γ F,fat Partial factor for fatigue actions γ C,fat Partial factor for fatigue of concrete γ G Partial factor for permanent actions, G γ M Partial factor for a material property, taking account of uncertainties in the material property itself, in geometric deviation and in the design model used Copyright European Committee for Standardization Provided by IHS under license with CEN No reproduction or working permitted without license from IHS Not for Resale `,`,```,`,`,`,` EN 199211:2020 (E) 19 γ P Partial factor for actions associated with prestressing, P γ Q Partial factor for variable actions, Q γ S Partial factor for reinforcing or prestressing steel γ S,fat Partial factor for reinforcing or prestressing steel under fatigue loading γ f Partial factor for actions without taking account of model uncertainties γ g Partial factor for permanent actions without taking account of model uncertainties γ m Partial factors for a material property, taking account only of uncertainties 15 in the material property δ Increment/redistribution ratio ζ Reduction factor/distribution coefficient ε c Compressive strain in the concrete ε c1 Compressive strain in the concrete at the peak stress fc ε cu Ultimate pressive strain in the concrete ε u Strain of reinforcement or prestressing steel at maximum load ε uk Characteristic strain of reinforcement or prestressing steel at maximum load θ Angle λ Slenderness ratio μ Coefficient of friction between the tendons and their ducts ν Poisson39。s ratio ν Strength reduction factor for concrete cracked in shear ξ Ratio of bond strength of prestressing and reinforcing steel ρ Ovendry density of concrete in kg/m3 ρ 1000 Value of relaxation loss (in %), at 1000 hours after tensioning and at a mean temperature of 20176。 C ρ l Reinforcement ratio for longitudinal reinforcement ρ w Reinforcement ratio for shear reinforcement σ c Compressive stress in the concrete 16 σ cp Compressive stress in the concrete from axial load or prestressing σ cu Compressive stress in the concrete at the ultimate pressive strain εcu τ Torsional shear stress φ Diameter of a reinforcing bar or of a prestressing duct φ n Equivalent diameter of a bundle of reinforcing bars ? (t,t0) Creep coefficient, defining creep between times t and t0 , related to elastic deformation at 28 days ? (∞ ,t0) Final value of creep coefficient ψ Factors defining representative values of variable actions ψ 0 for bination values ψ 1 for frequent values ψ 2 for quasipermanent values
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