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href="http://www.as633.com/" target="_blank">¾|‘站首页</a> >> <a href="/Technology/" target="_blank">技术中å¿?/a> >> <a href="/Article/ArticleList32/" target="_blank">甉|°”癄¡§‘</a> >> <span>正文</span></div> <!-- main_content begin--> <div class="maincontent"> <!-- left begin --> <div class="news_left"> <div class="brand_news_details"> <h1>甉|°”癄¡§‘åQšDANFOSS丹佛斯安全阀常见技术名词详è§?/h1><table style="border-bottom:1px dotted #e4e4e4;" align="center"><tr><td><div class="news_mes">文章来源åQšã€äº’联网ã€?作者:ã€?ã€?点击åQ?span id="HitNum"></span>‹Æ?旉™—´åQ?span id="dTime">2019/8/5 16:37:27</span><input type="hidden" id="ID" value="100901273"/><input type="hidden" id="TypeID" value="2"/></div> </td> <td><div id="ckepop"></div></td></tr></table><div id="Content" style="display:none;">[甉|°”癄¡§‘åQšDANFOSS丹佛斯安全阀常见技术名词详解]:安全阀是启闭äšg受外力作用下处于帔R—­çŠ¶æ€ï¼Œå½“设备或½Ž¡é“内的介质压力升高­‘…过规定值时åQŒé€šè¿‡å‘ç³»¾lŸå¤–排放介质来防止管道或讑֤‡å†…介质压力超˜q‡è§„定数值的ç‰ÒŽ®Šé˜€é—¨ã€‚安全阀属于自动阀¾c»ï¼Œä¸»è¦ç”¨äºŽé”…炉、压力容器和½Ž¡é“...</div><div class="brand_news_con"><p style="text-indent:2em;"> 安全阀是启闭äšg受外力作用下处于帔R—­çŠ¶æ€ï¼Œå½“设备或½Ž¡é“内的介质压力升高­‘…过规定值时åQŒé€šè¿‡å‘ç³»¾lŸå¤–排放介质来防止管道或讑֤‡å†…介质压力超˜q‡è§„定数值的ç‰ÒŽ®Šé˜€é—¨ã€‚安全阀属于自动阀¾c»ï¼Œä¸»è¦ç”¨äºŽé”…炉、压力容器和½Ž¡é“上,控制压力不超˜q‡è§„定å€û|¼Œå¯¹ähíw«å®‰å…¨å’Œè®‘Ö¤‡˜qè¡Œèµ·é‡è¦ä¿æŠ¤ä½œç”¨ã€‚安全阀必须¾lè¿‡åŽ‹åŠ›è¯•éªŒæ‰èƒ½ä½¿ç”¨ã€?</p> <p style="text-indent:2em;"> DANFOSS丹佛斯安全阀TUV.SV.04.1104技术名è¯?</p> <p style="text-indent:2em;"> 公称压力åQšè¡¨½Cºå®‰å…¨é˜€åœ¨å¸¸æ¸©çŠ¶æ€ä¸‹çš„最高许用压力,高温讑֤‡ç”¨çš„安全阀不应考虑高温下材料许用应力的降低。安全阀是按公称压力标准˜q›è¡Œè®¾è®¡åˆ‰™€ çš„ã€?</p> <p style="text-indent:2em;"> 开启压力:也叫额定压力或整定压力,是指安全阀阀瓣在˜qè¡Œæ¡äšg下开始升èµäh—¶çš„进口压力,在该压力下,开始有可测量的开启高度,介质呈可ç”Þp§†è§‰æˆ–听觉感知的连¾l­æŽ’攄¡Š¶æ€ã€?</p> <p style="text-indent:2em;"> 排放压力åQšé˜€ç“£è¾¾åˆ°è§„定开启高度时的进口压力。排攑֎‹åŠ›çš„上限需服从国家有关标准或规范的要求ã€?</p> <p style="text-indent:2em;"> ­‘…过压力åQšæŽ’攑֎‹åŠ›ä¸Žå¼€å¯åŽ‹åŠ›ä¹‹å·®ï¼Œé€šå¸¸ç”¨å¼€å¯åŽ‹åŠ›çš„癑ֈ†æ•°æ¥è¡¨ç¤ºã€?</p> <p style="text-indent:2em;"> 回åñ”压力åQšæŽ’攑֐Žé˜€ç“£é‡æ–îC¸Žé˜€åº§æŽ¥è§¦ï¼Œå›_¼€å¯é«˜åº¦å˜ä¸ºé›¶æ—¶çš„˜q›å£åŽ‹åŠ›ã€?</p> <p style="text-indent:2em;"> 启闭压差åQšå¼€å¯åŽ‹åŠ›ä¸Žå›žåñ”压力之差åQŒé€šå¸¸ç”¨å›žåº§åŽ‹åŠ›ä¸Žå¼€å¯åŽ‹åŠ›çš„癑ֈ†æ¯”表½Cºï¼Œåªæœ‰å½“开启压力很低时采用二者压力差来表½Cºã€?</p> <p style="text-indent:2em;"> 背压力:安全阀出口处的压力ã€?</p> <p style="text-indent:2em;"> 额定排放压力åQšæ ‡å‡†è§„定排攑֎‹åŠ›çš„上限倹{€?</p> <p style="text-indent:2em;"> 密封试验压力åQšè¿›è¡Œå¯†ž®è¯•éªŒçš„˜q›å£åŽ‹åŠ›åQŒåœ¨è¯¥åŽ‹åŠ›ä¸‹‹¹‹é‡é€šè¿‡å…³é—­ä»¶å¯†ž®é¢çš„泄漏率ã€?</p> <p style="text-indent:2em;"> 开启高度:阀瓣离开关闭位置的实际升½E‹ã€?</p> <p style="text-indent:2em;"> ‹¹é“面积åQšæŒ‡é˜€ç“£è¿›å£ç«¯åˆ°å…³é—­äšg密封面间‹¹é“的最ž®æˆªé¢ç§¯åQŒç”¨æ¥è®¡½Ž—æ— ä»ÖM½•é˜ÕdŠ›å½±å“æ—¶çš„理论排量ã€?</p> <p style="text-indent:2em;"> ‹¹é“直径åQšå¯¹åº”用于流道面¿U¯çš„直径ã€?</p> <p style="text-indent:2em;"> 帘面¿U¯ï¼šå½“阀瓣在阀座上æ–ÒŽ—¶åQŒåœ¨å…¶å¯†ž®é¢ä¹‹é—´å½¢æˆçš„圆柱面形或圆锥面åŞ通道面积ã€?</p> <p style="text-indent:2em;"> 排放面积åQšé˜€é—¨æŽ’放时‹¹ä½“通道的最ž®æˆªé¢ç§¯ã€‚对于全启示安全阀åQŒæŽ’æ”ùN¢¿U¯ç­‰äºŽæµé“面¿U¯ï¼›å¯¹äºŽå¾®å¯å¼å®‰å…¨é˜€åQŒæŽ’æ”ùN¢¿U¯ç­‰äºŽå¸˜é¢ç§¯ã€?</p> <p style="text-indent:2em;"> 理论排量åQšæ˜¯‹¹é“截面¿U¯ä¸Žå®‰å…¨é˜€‹¹é“面积相等的理惛_–·½Ž¡çš„计算排量ã€?</p> <p style="text-indent:2em;"> 排量¾pÀL•°åQšå®žé™…排量与理论排量的比倹{€?</p> <p style="text-indent:2em;"> 额定排量¾pÀL•°åQšæŽ’量系æ•îC¸Žå‡ä½Ž¾pÀL•°åQˆå–0.9åQ‰çš„乘积ã€?</p> <p style="text-indent:2em;"> 额定排量åQšæŒ‡å®žé™…排量中允è®æ€½œä¸ºå®‰å…¨é˜€é€‚用基准的那一部分ã€?</p> <p style="text-indent:2em;"> 当量计算排量åQšæŒ‡åŽ‹åŠ›ã€æ¸©åº¦ã€ä»‹è´¨æ€§è´¨½{‰æ¡ä»¶ä¸Žé¢å®šæŽ’量的适用条äšg相同æ—Óž¼Œå®‰å…¨é˜€çš„计½Ž—排量ã€?</p> <p style="text-indent:2em;"> 频蟩åQšå®‰å…¨é˜€é˜€ç“£è¿…速异常地来回˜qåŠ¨åQŒåœ¨˜qåŠ¨ä¸­é˜€ç“£æŽ¥è§¦é˜€åº§ã€?</p> <p style="text-indent:2em;"> 颤振åQšå®‰å…¨é˜€é˜€ç“£è¿…速异常地来回˜qåŠ¨åQŒåœ¨˜qåŠ¨ä¸­é˜€ç“£ä¸æŽ¥è§¦é˜€åº§ã€?</p> <p style="text-indent:2em;"> <br /> </p></div><div class="meneame"><span class="disabled">< </span><span class="current">1</span> <span class="disabled">> </span></div> 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