6.3.1 Arrangement of auxiliary powerhouse shall be determined based upon the overall project planning and combined withgeneral layout conditions. The auxiliary powerhouse of a surfacepowerhouse may be built at upstream side,downstream side orany end of th...[繼續(xù)閱讀]

    6.4.1 For surface powerhouse,main transformers should bearranged adjacent to the main powerhouse in consideration ofsuch factors as ventilation and heat radiation,high and low voltage leads,fire-fighting,operation and maintenance,staged construction,spray...[繼續(xù)閱讀]

    6.5. 1 Arrangement of high voltage switchgear shall be selectedby technical and economic comparisons on the basis of generallayout,incoming and outgoing lines,local environment conditions,terrain and topographical features,in the principle of lessspace,le...[繼續(xù)閱讀]

    6.6. 1 The location of the central control room for surface powerhouse shall be in accordance with the following requirements:1 It shall be convenient for operation,maintenance andmanagement,facilitate the stage transition and save cable. Itshall avoid or...[繼續(xù)閱讀]

    6.7. 1 Computer room should be located near the central control room,and its environment conditions shall meet the relevantstandards.6.7.2 Relay protection and auxiliary panel should be arrangedin the room adjacent to central control room,or may be arrang...[繼續(xù)閱讀]

    6.8.1 Head loss of diversion system in a hydropower plantshould not be excessive and shall satisfy the stable operation design requirements for unit regulation guarantee,starting up,synchronization and load regulation. Diversion system itself shallnot cau...[繼續(xù)閱讀]

    6.9. 1 The type of inlet and outlet water passages of a pumpingstation shall be determined by technical and economic comparisons according to such factors as pumping station head,pumptype and water level variation range of the outlet pool etc. For alarge-...[繼續(xù)閱讀]

    6. 10. 1 The hydropower plants/pumping stations meeting oneof the following conditions should be equipped with elevator:1 Where the height difference between floors is over 20mfor main powerhouse,auxiliary powerhouse and switchgearroom.2 Where the height ...[繼續(xù)閱讀]

    7.1. 1 The mechanical workshop shall be set according to suchfactors as management mode,E&M equipment maintenancescope of the hydropower station or pumping station,the role ofhydropower plant in the power grid,transportation,cooperationwith other fact...[繼續(xù)閱讀]

    7.2.1 The electrical laboratory should be provided for the hydropower plants and pumping stations.7.2.2 The electric instruments shall be furnished according toplant/station scale,characteristics of permanent equipment,management mode and geographical loc...[繼續(xù)閱讀]