中温井式电阻炉设计.doc

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1、.目录一、设计任务1、专业课程设计题目·················································12、专业课程设计任务及设计技术要求···································1二、炉型的选择······················································1三、炉膛尺寸的确定··················································11、炉膛有效尺寸（排料法）·······································11.

2、1确定炉膛径D······································11.2确定炉膛有效高度H·······································21.3炉口直径的确定·············································21.4炉口高度的确定·················..·························3四、炉体结构设计················································31、炉壁设计···························

3、·······················32、炉底的设计···················································53、炉盖的设计···················································64、炉壳的设计···················································7五、电阻炉功率的确定················································71、炉衬材料蓄热量Q蓄7···························

4、·············82、加热工件的有效热量Q件·····································93、工件夹具吸热量Q夹·········································104、通过炉衬的散热损失Q..散······································105、开启炉门的辐射热损失Q辐···································126、炉子开启时溢气的热损失Q溢··································127、其它散热Q它···············

5、····························138、电阻炉热损失总和Q总···································139、计算功率及安装功率··········································13六、技术经济指标计算···············································131、电阻炉热效率················································132、电阻炉的空载功率······································

6、······143、空炉升温时间················································14..七、功率分配与接线方法·············································141、功率分配····················································142、供电电压与接线方法··········································14八、电热元件的设计·················································

7、151、I区························································152、II区··············································163.电热元件引出棒及其套管的设计与选择···························184.热电偶及其保护套管的设计与选择························