壓力釋放閥說明書(中英)(編輯修改稿)
2024-08-30 10:24 本頁面
【文章內(nèi)容簡介】 導油裝置Oil equipment guide防雨帽Rain shield 排油管Drain line標示桿Indicator閥蓋Valve lid閥罩Valve cover接線盒Junction box螺釘 Screw安裝螺栓Mounting bolt閥座Valve seat放氣閥Air vent valve密封膠墊Sealing gasket蝶閥Butterfly valve螺母Nuts變壓器本體 排油管 Transformer body drain line 圖 一 Picture I (例如 .: YSF1655,70/130KKJT) 注：變壓器運行之前務(wù)必請將鎖帽卸下并將保護套帶上?。?！Notes: be sure to remove the lock nut and wear the protective cover before starting the transformer! ! ! （圖示為壓力釋放閥動作后的情形，動作前標示桿應(yīng)在原位，防雨帽應(yīng)與閥蓋接觸）(The picture shows what the pressure release valve looks like when running, the indicator should be in situ and the rain shield should be in contact with the valve lid before running.) 開啟壓力的選擇Selection of opening pressure首先計算關(guān)閉壓力的大小First calculate closing pressurePG=PJ+PE+PQ PG: 關(guān)閉壓力值（kPa）Closing pressurePJ: 壓力釋放閥承受靜壓值（kPa）PJ=H? r kPaStatic pressure stood by pressure release valve PJ=H? r kPaH: 最高油面至壓力釋放閥底面距離m Distance between Max. Oil level land bottom of pressure release valvesr: 10179。kg/m179。 Proportion of oil for Transformer按上式求出關(guān)閉壓力值后，可查表２確定相應(yīng)開啟壓力。After determining closing pressure opening pressure can be chosen according to Table Ⅱ.PE附加的安全裕度壓力（5～7kPa）Additional safety marginPQ:強油循環(huán)冷卻附加安全裕度壓力（5～7kPa）Forced oil circulation cooing additional safety margin 5. 壓力釋放閥的安裝與使用 Installation and operation 壓力釋放閥一般安裝在變壓器油箱蓋上或側(cè)壁上。It should be mounted on the cover of side wall of the transformer tank. 對于法蘭結(jié)構(gòu)的壓力釋放閥，應(yīng)配置法蘭底座。The flange seat should be provided for mounting pressure release valves. 將變壓器本體上的安裝法蘭，蝶閥，壓力釋放閥的安裝螺栓孔對齊（蝶閥兩端的密封膠圈要放平放正）。Align the bolt holes of the flange the butterfly valve and the release valve on the transformer (the sealing rubber rings at both ends of the butterfly valve should be put correctly). 將各安裝螺紋擰緊。 Tighten the installation bolts. 將壓力釋放閥噴口法蘭、變壓器本體排油管法蘭及中間密封墊孔對齊。Align the flange of the release valve, t
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