大功率IGBT模塊變流器用水冷散熱器介紹

文案大全/r/n文案大全/r/n大功率霜/r/n8/r/n丁模塊變流器用水冷散熱器介紹/r/n水冷散熱器服務(wù)對象：/r/n各類型/r/nIGBT/r/n模塊、晶閘管是在變頻、變流領(lǐng)域的實(shí)現(xiàn)變頻、變流功能的核心元器件。/r/n水冷散熱器主要功能是對各類/r/nIGBT/r/n變頻器型/r/nIGBT/r/n模塊、晶閘管、以及部分電阻進(jìn)行/r/n水冷散熱保護(hù)。/r/n3GBT/r/n空域塔/r/n為何需要散熱？/r/n吊閘菅/r/n換流的/r/n水冷散熱保護(hù)。/r/n3GBT/r/n空域塔/r/n為何需要散熱？/r/n吊閘菅/r/n換流的/r/n單個(gè)大功率/r/nIGBT/r/n模塊、晶閘管在工作中發(fā)熱量最大可達(dá)到/r/n2KW/r/n以上。/r/nIGBT/r/n中核心溫度在達(dá)到/r/n150°/r/n（新型/r/n180°）/r/n時(shí)將被燒毀，甚至爆炸。/r/n?/r/n必要對功率元件進(jìn)行散熱保護(hù)!/r/n工業(yè)運(yùn)用中的散熱方式:/r/n

/r/nixbt8.con/r/n|/r/nr/r/n~/r/n電力電子敷熱/r/n水冷散熱/r/n熱管散熱/r/n風(fēng)冷散熱/r/n水冷散熱/r/n熱管散熱/r/n風(fēng)冷散熱/r/n各種散熱形式效能比較：/r/n基于對流換熱系數(shù)的不同散熱方案效果比較:/r/n冷板工藝與分類介紹：/r/n水冷板常用加工工藝分類:/r/n

/r/n水冷板常用/r/n加工工/r/n藝分類/r/n1/r/n?埋管式/r/n5/r/n,/r/n壓管式/r/nArt/r/n*[-/r/n[>-/r/n?/r/nX/r/nL/r/n》/r/n?/r/n摩/r/n擦焊式/r/n?/r/n真空釬焊式/r/n?/r/n埋管式/r/n血/r/nbl8/r/n」/r/nc/r/n。/r/n工工|/r/n工藝：/r/n一折彎銅管或不銹鋼管/r/n—鑄造工藝將水管埋入/r/n—CNC/r/n外型加工/r/n特點(diǎn)：/r/n一工藝簡單/r/n一批量生產(chǎn)低成本/r/n一性能低下/r/n?/r/n壓管式/r/n工藝：/r/n一/r/nCNC/r/n銑槽或型材拉槽/r/n一將折彎銅管或焊或壓或粘入槽腔/r/n-CNC/r/n外型加工/r/n特點(diǎn)：/r/n一工藝簡單/r/n一批量生產(chǎn)低成本/r/n一性能低下/r/n組裝式/r/n工藝：/r/n—CNC/r/n或壓鑄加工水腔與外型與外蓋/r/n—用螺絲與密封圈或膠水壓合密封特點(diǎn)：/r/n一工藝簡單/r/n—低成本/r/n一性能夠用/r/n

/r/n一可靠性低/r/n?/r/n攪拌摩擦焊式/r/n工藝：/r/n—CNC/r/n加工水腔與外蓋一摩擦焊做密封焊接/r/n—CNC/r/n成品加工特點(diǎn)：/r/n一有工藝門檻/r/n一設(shè)計(jì)結(jié)構(gòu)較靈活一性能較好/r/n一可靠性高一成本偏高/r/n?/r/n攪拌摩擦焊式/r/n工藝:/r/n—CNC/r/n或其他方式加工水腔/r/n一真空釬焊做面密封/r/n—CNC/r/n成品加工/r/n特點(diǎn):/r/n一工藝門檻更高/r/n一設(shè)計(jì)結(jié)構(gòu)更靈活/r/n一性能更好/r/n一可靠性高/r/n機(jī)施工督更扳/r/n（/r/n南墻盤）/r/n⑻/r/ncon/r/n/-附訐碼板/r/n■/r/n一成本偏高/r/n焊接原理/r/n鋁外苗/r/n（/r/n商熔點(diǎn)）/r/n恁將點(diǎn)寶撲/r/n1/r/n軌杵坪/r/nN/r/n匚藝門螳/r/n安一/r/n追「就/r/nS/r/n?=/r/n埋管/r/nI/r/n加管/r/nI/r/n?/r/n熱阻/r/n機(jī)岫要求:/r/n■/r/n外單尺寸/r/n■/r/nIGBT/r/n措加,發(fā)熱號/r/n匚藝門螳/r/n安一/r/n追「就/r/nS/r/n?=/r/n埋管/r/nI/r/n加管/r/nI/r/n?/r/n熱阻/r/n機(jī)岫要求:/r/n■/r/n外單尺寸/r/n■/r/nIGBT/r/n措加,發(fā)熱號/r/n?/r/n避/r/ntb/r/n水口接口與配置/r/n*/r/n材質(zhì)《招合金牌/r/nL/r/n打/r/n冷板工藝與分類/r/n真空釬浮/r/n摩擦焊/r/n?/r/n外型、重量、材質(zhì)/r/n./r/ncon/r/n產(chǎn)品定位/r/nEr/r/n0/r/n丁/r/n尺吊=/r/nL/r/n部電■電阻類似，電阻=是里，電流：/r/nRth/r/nRth/r/n(HS)/r/nPower/r/n熱阻=遮差/熱/r/n>Tp/r/n令源//r/n+你/r/nth(HSfxP)/r/n+/r/n(Rth(CHJxP］/r/n十/r/n｛KthfJQxP//r/nTf/r/n結(jié)溫/r/n1/r/n?/r/n流阻/r/n?/r/n流阻、流阻、流量/r/n反饋關(guān)系：/r/n流量越小，熱阻越大；流阻越大，熱阻越小；流阻越大，流量越小。/r/n?/r/n熱設(shè)計(jì)/r/nA/r/n曲啟嫉/r/n1/r/nH/r/n1/r/n國/r/n?/r/n使用環(huán)境/r/n./r/n環(huán)境溫度/r/n一冷卻液介質(zhì)/r/n一熱阻計(jì)算/r/n./r/n鹽霧環(huán)境/r/n一表處要求/r/n./r/n裝夾、導(dǎo)電、震動環(huán)境等/r/n?/r/n表面處理/r/n常用要求/r/n一鍍鎳/r/n一陽極氧化/r/n一鍍鉻/r/n一其他/r