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[分享]氧气站危险分析

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发表于 2006-5-13 18:24:00 |只看该作者 |倒序浏览
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 21pt; mso-line-height-rule: exactly; mso-layout-grid-align: none;"><chsdate wst="on" isrocdate="False" islunardate="False" day="30" year="1899"><b><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体;">7.2.3</span></b></chsdate><b><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体;"> </span></b><b><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 13.5pt; mso-font-kerning: 0pt;">工程装置危险、有害因素分析<span lang="EN-US"><p></p></span></span></b></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 24pt; LINE-HEIGHT: 21pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-layout-grid-align: none;"><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 13.5pt; mso-font-kerning: 0pt;"> 氧气站工程在建设过程中,建成投产后的生产过程中及以后检维修过程中,存在着火灾、爆炸、中毒、窒息、高处坠落、物体打击、触电、机械伤害、低温、噪声、辐射和雷击、地震、洪涝、台风等危险有害因素。</span><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 13.5pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 24pt; LINE-HEIGHT: 21pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-layout-grid-align: none;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 15.0pt; mso-font-kerning: 0pt;">(1)</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 15.0pt; mso-font-kerning: 0pt;">在生产过程中,由于氧气存在,其性质比较活泼,是一种助燃剂、氧化剂,与易燃物质能形成爆炸性混合物。因此氧在设备、管道内运行或因设备损坏而泄漏均有可能导致火灾、爆炸的危险;</span><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 15.0pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 24pt; LINE-HEIGHT: 21pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-layout-grid-align: none;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 15.5pt; mso-font-kerning: 0pt;">1</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 15.5pt; mso-font-kerning: 0pt;">压缩氧气遇油脂等易燃物会发生爆炸性<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 11.4pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 21pt; mso-line-height-rule: exactly; mso-layout-grid-align: none;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 15.5pt; mso-font-kerning: 0pt;"><span style="mso-spacerun: yes;"> </span></span><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 15.5pt; mso-font-kerning: 0pt;">2</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 15.5pt; mso-font-kerning: 0pt;">空分装置中乙炔及碳氢化合物在液氧、液化空气中积聚,浓缩会引起燃烧、爆炸;<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 11.4pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 21pt; mso-line-height-rule: exactly; mso-layout-grid-align: none;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 15.5pt; mso-font-kerning: 0pt;"><span style="mso-spacerun: yes;"> </span></span><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 15.5pt; mso-font-kerning: 0pt;">3</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 15.5pt; mso-font-kerning: 0pt;">压缩机排气管积炭会引起自燃现象;</span><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 15.5pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 24pt; LINE-HEIGHT: 21pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-layout-grid-align: none;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt; mso-font-kerning: 0pt;">4</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt; mso-font-kerning: 0pt;">在精馏过程中,液氧从设备管道中泄漏出来遇可燃物会发生燃烧爆炸;<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 24pt; LINE-HEIGHT: 21pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-layout-grid-align: none;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt; mso-font-kerning: 0pt;">5</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt; mso-font-kerning: 0pt;">在氧气压缩过程中,如活塞或氧气机活塞环泄漏,间隙过小,润滑水中断,活塞杆磨损、漏油、漏气、高速氧气吹刷未清除铁锈、杂质等均会发生火灾、甚至爆炸;<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 24pt; LINE-HEIGHT: 21pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-layout-grid-align: none;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt; mso-font-kerning: 0pt;">6</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt; mso-font-kerning: 0pt;">在液氧压送和氧气输送过程中,泵及管道中留有铁锈、珠光砂、铝末等杂质,在流体冲刷及杂质磨擦情况也都会发生火灾、爆炸;<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 24pt; LINE-HEIGHT: 21pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-layout-grid-align: none;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt; mso-font-kerning: 0pt;">7</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt; mso-font-kerning: 0pt;">液氧储槽<span lang="EN-US">(</span>工作压力 <span lang="EN-US">3.0MPa)</span>、液氮贮槽<span lang="EN-US">(</span>工作压力 <span lang="EN-US">3.0MPa)</span>、液氩贮槽<span lang="EN-US">(</span>工作压力 <span lang="EN-US">3.0 MPa)</span>等压力容器一旦超压会引起物理爆炸,泄漏液氧在常温常压下迅速蒸发,扩散与可燃物能导致重大火灾事故。<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 24pt; LINE-HEIGHT: 21pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-layout-grid-align: none;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt; mso-font-kerning: 0pt;">(2)</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt; mso-font-kerning: 0pt;">在生产过程存在着氧气、氮气、氩气都可能产生中毒、窒息的危险。<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 24pt; LINE-HEIGHT: 21pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-layout-grid-align: none;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt; mso-font-kerning: 0pt;">1</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt; mso-font-kerning: 0pt;">在常压下,吸入氧气浓度超过<span lang="EN-US">40</span>%时,有可能发生氧中毒。<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 24pt; LINE-HEIGHT: 21pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-layout-grid-align: none;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt; mso-font-kerning: 0pt;">2</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt; mso-font-kerning: 0pt;">吸入高浓度氮气时会产生窒息、中毒。<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 24pt; LINE-HEIGHT: 21pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-layout-grid-align: none;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt; mso-font-kerning: 0pt;">3</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt; mso-font-kerning: 0pt;">高浓度氩气会使人窒息,当含氩量达<span lang="EN-US">75</span>%会发生数分钟内死亡。<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 24pt; LINE-HEIGHT: 21pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-layout-grid-align: none;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt; mso-font-kerning: 0pt;">(3)</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt; mso-font-kerning: 0pt;">在工程建设施工和检维修过程还存在着高处坠落、物体打击、机械伤害、触电等危险因素。<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 24pt; LINE-HEIGHT: 21pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-layout-grid-align: none;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt; mso-font-kerning: 0pt;">(4)</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt; mso-font-kerning: 0pt;">生产过程的压缩机、管道等是产生噪声的主要因素,对人体的健康会造成一定的危害。<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 24pt; LINE-HEIGHT: 21pt; mso-char-indent-count: 2.0; mso-line-height-rule: exactly; mso-layout-grid-align: none;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt; mso-font-kerning: 0pt;">(5)</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt; mso-font-kerning: 0pt;">在制氧过程,空气冷却系统,分子筛强化系统,分馏塔及管线,阀门等大多带有低温操作,会产生冻伤危险。<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 21pt; mso-line-height-rule: exactly; mso-layout-grid-align: none;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt; mso-font-kerning: 0pt;"><span style="mso-spacerun: yes;"> </span><span style="mso-spacerun: yes;"></span>(6)</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt; mso-font-kerning: 0pt;">本工程采用一套<span lang="EN-US">DCS</span>控制系统,对长期从事操作人员存在着一定的辐射危害。<span lang="EN-US"><p></p></span></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 21pt; mso-line-height-rule: exactly; mso-layout-grid-align: none;"><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt; mso-font-kerning: 0pt;"><span style="mso-spacerun: yes;"> </span><span style="mso-spacerun: yes;"></span>(7)</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt; mso-font-kerning: 0pt;">在自然条件下也存在着地震、雷击、洪涝、台风及严寒酷热带来的危险、有害因素。</span><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 14.5pt;"><p></p></span></p>
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发表于 2006-5-16 11:19:00 |只看该作者
[em01]

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发表于 2006-5-17 15:12:00 |只看该作者
<p>谢谢!</p>

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