直埋式 的英文怎麼說
中文拼音 [zhímáishì]
直埋式
英文
direct burial-
District heating pipes - preinsulated bonded pipe systems for directly buried hot water networks - pipe assembly of steel service pipe, polyurethane thermal insulation and outer casing of polyethylene
區域供暖管道.直埋式熱水供暖網的預絕熱連接的管道系統.聚氨酯絕熱層和聚乙烯外覆層的鋼管組件( 2 ) respectively by elastic theory analyses and methods of structural mechanics, transverse static analytical equations for flexible pipeline rigid pipeline are established whose outcomes are applied in numerical example to compare those with that by finite element method. ( 3 ) considering interaction of filled soil, pipeline and foundation, with an eye to non - linear soil model, in view of the initial geo - stress field and the effects of interface between soil and pipeline, and by finite element method the calculational model and method are built for transverse stress in pipeline. then, by the great finite element analytical software ansys, those outcomes are applied in calculation example of positive buried pipe to educe the distribution of circumjacent soil pressure and stresses on cross section and to compare it with that calculated by conventional ways before those outcomes are applied in engineering case of positive buried pipe with flexible filled materials to confirm distribution of soil pressures after the measure for reduction and to compare it with measurements. as a result, the model set up in this paper is proved to be applicable after all above - mentioned analyses
本文基於彈性理論和有限元原理與方法,分析了上埋式地下管道橫向力學計算方法和性狀並探討了上埋式地下管道的減荷等問題: ( 1 )在分析現有幾種典型的管道垂直土壓力計算方法的基礎上,探討了影響垂直土壓力的主要因素以及改進的方法; ( 2 )分別通過彈性理論分析法和結構力學的方法,建立了地下管道柔性圓環和剛性管涵的橫向靜力計算方程,並應用在算例中,把所得結果和有限元方法所得結果進行對比分析; ( 3 )考慮填土、管道和基礎的共同作用、土體的非線性特性、初始應力場以及土體和管道的接觸面因素的影響,利用有限元的思路,建立了地下管道橫向力學有限元計算模型和方法,並且採用大型有限元分析軟體ansys ,針對上埋式管道工程算例,得出了管周土壓力以及管道橫截面應力的分佈狀況和規律,並和理論值進行對比;針對施加柔性填料的上埋式管道工程實例,得出了減荷后的土壓力分佈,並和實測值進行了對比。Adopted to core network, access network and fiber to the home. cable laying methods : duct, aerial and direct buried
可廣泛應用於核心網、接入網和光纖到戶,敷設方式有管道、架空、直埋等。The modes selection of directly buried installation for hot - water heat - supply pipeline, the design and construction of directly buried installation with and without expansion joint and the quality assurance of prefabricated directly buried insulating pipe are discussed with a practical engineering example
摘要結合工程實例,探討了熱水供熱管道直埋敷設方式的選擇,有補償和無補償直埋敷設方式的設計與施工及預制直埋保溫管質量的保證。The directly buried installation has become the commend method for the district heating piping networks in china, and the designers in the field are in need of the consult date for the exoteric of probability and systemic introduce the design method for the directly buried heating pipe. so this report is try to carry the point
直埋敷設已成為我國區域供熱管網推薦的一種敷設方式,該領域的設計人員迫切地需要一套理論聯系實際,較系統地介紹直埋熱力管道設計方法的參考資料,本論文的編寫力求達到這一目的。The main contents are as follows : firstly, the distinguishing feature of earth pressure in different lying way and the main calculation methods of the vertical earth pressure are analyzed and compared, the defect and applying limitation of earth calculation formula are pointed out. based on the elastic theory, formula to calculate vertical earth pressure on general trenching conduit is derived
其主要內容包括以下幾個方面: 1 、對不同敷設方式的地下埋管的受力特點進行了分析,在此基礎上,介紹了上埋式管道垂直土壓力的幾種主要計算公式,指出了各種公式的局限性及其適用范圍,並以彈性理論為基礎推導了一般溝埋式管道垂直土壓力的近似計算公式。Fiber optic cable single mode standard loosely buffered direct buried
單模態標準型松包直埋式光纜District heating pipes - preinsulated bonded pipe systems for directly buried hot water networks - joint assembly for steel service pipes, polyurethane thermal insulation and outer casing of polyethylene
區域供暖管道.直埋式熱水管網用預先絕熱有包覆管層的管道系統.聚氨基甲酸乙酯熱絕緣和聚乙烯外覆層的鋼管用接頭組件In the project hong kong international wetland park phase ii, we take the initiative to install the first geothermal heat pump air - conditioning system and utilize the wetland around as a source of heat and a heat sink. through 468 pairs of vertical geothermal pipe heat exchanger buried in the wetland, heated water from water - cooled refrigeration plants and cool water from water source heat pump are circulated in a common condenser water loop to exchange their energy directly
在香港國際濕地公園第二期工程項目,我們率先採用了香港首個地源熱泵空調系統,利用公園的濕地作為一個熱源及熱能儲存器,透過468對埋放在濕地的直立式水管熱交換器,將水冷式空調系統的受熱冷凝水與地泵的凍水直接交換熱能。Zhimai style food warming control, pipe fittings, processing, zero operations
直埋式保溫管,管道配件,加工,批零兼營。The thired part tick off some tye of the lay forms of the design buried pipe
第三部分列舉了直埋管道的幾種典型布置形式。Specification of construction and acceptance of heat insulation for buried high temperatrue steel pipeline
直埋式鋼質高溫管道保溫預制施工及驗收規范District heating pipes - preinsulated bonded pipe systems for directly buried hot water networks - surveillance systems
區域供暖管.直埋式熱水供應網用預絕緣粘結管系統.監督系統District heating pipes - preinsulated bonded pipe systems for directly buried hot water networks - surveillance systems ; german version en 14419 : 2003
區域供暖管.直埋式熱水供應網用預絕緣粘合管道系統Pvc - u. plastic piping systems for buried and above - ground drainage and sewerage under pressure - unplasticized poly vinyl chloride - guidance for the assessment of conformity
壓力下直埋式和地上排水和排污用塑料管道系統.未增塑聚氯乙烯Plastics piping systems for buried and above - ground drainage and sewerage under pressure - unplasticized poly vinyl chloride - part 2 : guidance for the assessment of conformity ; german version cen ts 1456 - 2 : 2003
直埋式和地上排水和排污用壓力塑料管道系統.未增塑聚District heating pipes - preinsulated bonded pipe systems for directly buried hot water networks - pipe assembly of steel service pipe, polyurethane thermal insulation and outer casing of polyethylene ; german version en 253 : 2003 a1 : 2005
區域供暖管道.直埋式供熱網路用預隔熱粘結管系統.鋼制The thesis presents an effective method for the design and modeling of ltcc embedded capacitors and inductors, based on which the multi - layer capacitors and inductors are designed and realized. the measured results agree very well with the electromagnetic designed responses, which shows the validity of the design and implementation
提出了ltcc內埋式元件完善的設計方法和流程,據此設計和製作了平面曲折形和螺旋形電感以及多層垂直交叉型電容,測量與模擬結果的吻合驗證了設計和實現方法的正確性。This part also discussed the design of buried anchor and anchor ' s thrust count ways for each form of the pipe lay
本部分還討論了直埋固定墩的設計以及各種管道布置形式下的固定墩推力計算方法。In this dissertation, the operational characteristics of gshps is taken as the main objective of research, emphasized on the heat source and cold source, based on gshps experimental system which has been set up in hiast ( hebei institute of architecture science and technology ). the theoretical and experimental work on the operational characteristics of gshps with a u - tube underground vertical pipe loop has been accomplished both under winter operational condition and summer operational condition
本文以土壤源熱泵運行特性為研究對象,從空調冷熱源的角度,在已建成河北建築科技學院土壤源熱泵實驗裝置的基礎上,開展u型垂直埋管式土壤源熱泵系統冬季和夏季工況運行特性的理論和實驗研究,主要研究內容包括: 1分享友人