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水轮发电机组引水系统的检查事项

来源:https://www.huannengpower.cn/ 文章作者:济柴环能 发布时间:2021-11-12
(1)进水口拦污栅已安装调试完工并清理干净检验合格,拦污栅差压测压传感器与测量仪表已安装完工检验调试合格。
(1) The installation and commissioning of the trash rack at the water inlet have been completed and cleaned, and the inspection is qualified. The installation and commissioning of the differential pressure pressure sensor and measuring instrument of the trash rack have been completed, and the inspection and commissioning are qualified.
(2)水口闸门门槽已清扫干净检验合格。检修闸门、工作闸门、充水阀、启闭装置已安装完工,在无水情况下手动、自动操作均已调试合格,启闭情况良好,启闭时间应符合设计要求。检修闸门、工作闸门在关闭状态。
(2) The gate slot of the water inlet gate has been cleaned and passed the inspection. The installation of bulkhead gate, service gate, water filling valve and hoisting device has been completed. Under the condition of no water, the manual and automatic operation have been debugged, the hoisting condition is good, and the hoisting time shall meet the design requirements. The bulkhead gate and service gate are closed.
(3)压力管道、调压井及通气孔、蜗壳、尾水管等过水通流系统均已检验合格清理干净。灌浆孔已封堵。测压头已装好,测压管阀门、测量表计均已安装。压力管道上如有测流量装置,无水调试应合格。伸缩节间隙应均匀,盘根有足够的紧量。非本期发电部分分叉管闷头已可靠封堵。所有进入孔(门)的盖板均已严密封闭。
(3) The penstock, surge shaft, vent hole, volute, draft tube and other water passage systems have been inspected and cleaned. The grouting hole has been blocked. The pressure measuring head has been installed, and the pressure measuring pipe, valve and measuring meter have been installed. If there is a flow measuring device on the penstock, the water free commissioning shall be qualified. The gap between expansion joints shall be uniform and the packing shall have sufficient tightness. The bifurcated pipe bulkhead of non current power generation has been reliably blocked. The cover plates of all access holes (doors) have been tightly closed.
高斯通气门
(4)蝴蝶阀(或球阀)及其旁通阀已安装完工调试合格,启闭情况良好,处于关闭状态。油压装置及操作系统已安装完工检验合格,油泵运转正常。
(4) Butterfly valve (or ball valve) and its bypass valve have been installed, debugged, opened and closed in good condition and are closed. The oil pressure device and operating system have been installed and passed the inspection, and the oil pump operates normally.
(5)蜗壳、转轮室及尾水管已清扫干净,固定转轮的楔子板、轴流式转轮的悬挂吊具或临时支座等均已拆除。
(5) The volute, runner chamber and draft tube have been cleaned, and the wedge plate fixing the runner, the suspension sling or temporary support of the axial-flow Runner have been removed.
(6)蜗壳及尾水管排水阀启闭情况良好并处于关闭位置。
(6) The drain valve of volute and draft tube shall be opened and closed well and in the closed position.
(7)尾水闸门门槽及其周围已清理干净。尾水闸门及其启闭装置已完装完工,检验合格,启闭情况良好。尾水闸门处于关闭状态,尾水闸门启闭机及抓梁可随时投入工作。尾水闸门室或尾水调压井、尾水洞已清理干净,尾水闸门室闸门及启闭装置已安装完工检验合格,启闭情况良好,闸门处于关闭状态。
(7) The Tailrace Gate Slot and its surroundings have been cleaned. The Tailrace Gate and its hoisting device have been installed, inspected and qualified, and the hoisting is in good condition. The Tailrace Gate is closed, and the Tailrace Gate Hoist and grab beam can be put into operation at any time. The Tailrace Gate chamber or tailrace surge shaft and tailrace tunnel have been cleaned, the gate and hoisting device of the Tailrace Gate Chamber have been installed, passed the inspection, opened and closed in good condition, and the gate is closed.
(8)电站上下游水位测量系统安装调试合格,水位信号远传正确。
(8) The installation and commissioning of the upstream and downstream water level measurement system of the power station are qualified, and the remote transmission of water level signal is correct.
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