某大學教學實驗樓的建筑電氣設計(含CAD圖)
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某大學教學實驗樓的建筑電氣設計(含CAD圖)(任務書,開題報告,論文說明書15400字,CAD圖25張)
摘 要
本工程為某大學教學實驗樓的建筑電氣設計,設置的電氣系統有配電系統、照明系統、防雷接地及安全措施。
配電系統的設計需要根據對應規范與其他等相關條件,完成對不同用電設備是否為一級、二級或三級負荷等級的確定并計算出對應的負荷容量,選擇合適可靠,如雙重電源供電等類似的供電方式,確定了負荷容量及對應供電方式后,進行對線纜型號規格以及敷設方式、斷路器與其他開關的型號規格以及安裝方式的確定。
照明系統可以簡單劃分正常照明與應急照明這兩大類,顧名思義正常照明即正常情況下使用的照明設備,其需要滿足人們日常生活生產中基本照明需求;應急照明則是為了對應火災等緊急情況下的照明設備。本工程主要設置的有備用照明與消防應急照明及疏散指示照明。應急照明的布置需視情況而定,如變電室、排煙機房等火災時仍需正常工作的消防設備用房設置備用照明,其照明不低于正常照明照度;疏散走道、樓梯間等應布置疏散指示系統,系統滿足相關的控制要求與照度標準。
防雷接地及安全措施設計需要確定建筑的防雷等級,低壓配電系統接地型式的確定,防直擊雷、防雷電感應、防電磁脈沖以及等電位聯結的做法。
關鍵詞:建筑電氣 配電系統 照明系統 防雷接地系統
Architectural electrical design of a university teaching experimental building
Abstract
This project is the electrical design of the building of a university teaching and experimental building. The electrical system is equipped with power distribution system, lighting system, lightning protection grounding and safety measures.
The design of the power distribution system needs to determine whether the different power equipment is the primary, secondary or tertiary load level according to the corresponding specifications and other relevant conditions and calculate the corresponding load capacity, choose a suitable and reliable, such as dual power supply. After determine the load capacity and the corresponding power supply mode, determine the cable model specifications and laying methods, model specifications and installation methods of the circuit breakers and other switches.
The lighting system can be divided into two categories: normal lighting and emergency lighting. As the name suggests, normal lighting is the lighting equipment used under normal conditions, which needs to meet the basic lighting needs of people in daily life production; emergency lighting is to respond to fires and other emergency situations. The main settings of this project are standby lighting and fire emergency lighting and evacuation indicating lighting. The layout of emergency lighting shall be determined according to the situation. For example, the fire-fighting equipment room that needs to work normally in the fire room, smoke exhaust machine room, etc. shall be set up with standby lighting, and the lighting shall not be lower than the normal lighting illumination; evacuation walkways, stairwells, etc. should be equipped with an evacuation indication system, and the system meets relevant control requirements and illuminance standards.
Lightning protection grounding and safety measures need to determine the lightning protection level of the building, the determination of the grounding type of the low-voltage distribution system, anti-direct lightning, lightning protection, anti-electromagnetic pulse and equipotential bonding.
Keyword: Electrical Building; Power distribution system; Lighting system; Lightning protection grounding system
工程概況
本工程位于江蘇省南京市,屬于夏熱冬冷地區,本建筑地下一層,地上六層,地上建筑面積14506m2,半地下1202m2,鋼筋混凝土框架,其建筑主要房間有變電室、消防控制室、弱電進線間、儀器設備室、實驗室、教研室、會議室、報告廳、電梯機房、排煙機房等。




目 錄
摘 要 I
ABSTRACT II
第一章 系統概述 1
1.1工程概況 1
1.2設計依據 1
1.3擬設置的系統 1
1.3.1配電系統 1
1.3.2照明系統 1
1.3.3防雷接地及安全措施 1
第二章 照明系統 2
2.1正常照明 3
2.1.1正常照明設計原則 3
2.1.2線纜選型及敷設 3
2.1.3照度與功率密度計算公式 3
2.1.4工程實例 5
2.2應急照明 8
2.2.1應急照明設計原則 8
2.2.2線纜選型及敷設 9
2.3照明配電與負荷計算 9
2.3.1照明配電原則 9
2.3.2需要系數法 9
2.3.3工程實例 10
第三章 配電系統 38
3.1配電系統概述 38
3.1.1負荷等級 38
3.1.2供電電源及電壓等級 38
3.1.3高、低壓供電系統接線型式及運行方式 38
3.1.4線纜選型及敷設 38
3.1.5斷路器和開關的選擇與配合 39
3.1.6低壓配電干線系統 39
3.2配電與負荷計算 40
3.2.1需要系數法 40
3.2.2工程實例 41
第四章 防雷與接地系統 51
4.1建筑物防雷 51
4.1.1建筑物防雷等級確定 51
4.1.2防雷措施 52
4.2接地及安全措施 52
4.2.1接地形式 52
4.2.2接地措施 53
4.2.3安全措施 53
結語 54
參考文獻 55
致謝 56