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给排水工程师

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液氧泵密封问题请教？ 迷宫密封，泄漏气的压力到哪儿也只有这么高了查看更多

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提供NMR/MS测试服务 --[讨论] 兼讨论资源共享问 ...？一个“小公司”能有这些仪器已经不简单了。利用企业仪器资源为社会提供分析测试服务是件好事啊！只要收费适当，测试快捷，结果可靠，我想会有不少客户的。建议提供收费标准，比如：下面实验每个收费标准 1hnmr,13cnmr,hsqc,hmbc,noesy,tocsy..... esi-ms.hresi-ms,ei-ms,hrei-ms.. 按你单位仪器情况，您单位应该在浦东。查看更多

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HTRI 换热器计算碰到的问题？ 你换个材料看看管子材料可以换，但没用；壳层不能换吧查看更多

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中速磨煤机的问题？ 1.立式磨煤机最忌薄煤层运行，给煤量不能太小。 2.磨煤机磨损后期振动大，应更换磨辊和衬板。查看更多

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硝基苯洗涤时搅拌转速多少R/MIN合适? 100转，速度不宜太快。查看更多

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关于流体的物性方程？ aspen本身自带的物性方法就很详细如何查看？查看更多

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来自话题：

安全环保

，

今年全国平均雾霾日数为1961年以来最多！？ 主要就是没人管一到晚上都在大量排污查看更多

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来自话题：

仪器设备

，

我有计算水蒸气的参数的计算代码? public function 求饱和温度(饱和压力p) '已知绝对压力 p 求饱和温度 dim pxt(210), pyf(210) pyf(1) = 6.698: pxt(1) = 0.01 pyf(2) = 17.202: pxt(2) = 0.02 pyf(3) = 23.774: pxt(3) = 0.03 pyf(4) = 28.645: pxt(4) = 0.04 pyf(5) = 32.55: pxt(5) = 0.05 pyf(6) = 36.85: pxt(6) = 0.06 pyf(7) = 38.66: pxt(7) = 0.07 pyf(8) = 41.16: pxt(8) = 0.08 pyf(9) = 43.41: pxt(9) = 0.09 pyf(10) = 45.45: pxt(10) = 0.1 pyf(11) = 49.06: pxt(11) = 0.12 pyf(12) = 52.18: pxt(12) = 0.14 pyf(13) = 54.93: pxt(13) = 0.16 pyf(14) = 57.41: pxt(14) = 0.18 pyf(15) = 59.67: pxt(15) = 0.2 pyf(16) = 61.74: pxt(16) = 0.22 pyf(17) = 63.65: pxt(17) = 0.24 pyf(18) = 65.43: pxt(18) = 0.26 pyf(19) = 67.1: pxt(19) = 0.28 pyf(20) = 68.68: pxt(20) = 0.3 pyf(21) = 75.42: pxt(21) = 0.4 pyf(22) = 80.86: pxt(22) = 0.5 pyf(23) = 85.45: pxt(23) = 0.6 pyf(24) = 89.45: pxt(24) = 0.7 pyf(25) = 92.99: pxt(25) = 0.8 pyf(26) = 96.18: pxt(26) = 0.9 pyf(27) = 99.09: pxt(27) = 1 pyf(28) = 110.79: pxt(28) = 1.5 pyf(29) = 119.62: pxt(29) = 2 pyf(30) = 126.79: pxt(30) = 2.5 pyf(31) = 132.88: pxt(31) = 3 pyf(32) = 138.19: pxt(32) = 3.5 pyf(33) = 142.92: pxt(33) = 4 pyf(34) = 147.2: pxt(34) = 4.5 pyf(35) = 151.11: pxt(35) = 5 pyf(36) = 158.08: pxt(36) = 6 pyf(37) = 164.17: pxt(37) = 7 pyf(38) = 169.61: pxt(38) = 8 pyf(39) = 174.53: pxt(39) = 9 pyf(40) = 179.04: pxt(40) = 10 pyf(41) = 183.2: pxt(41) = 11 pyf(42) = 187.08: pxt(42) = 12 pyf(43) = 190.71: pxt(43) = 13 pyf(44) = 194.13: pxt(44) = 14 pyf(45) = 197.36: pxt(45) = 15 pyf(46) = 200.43: pxt(46) = 16 pyf(47) = 203.35: pxt(47) = 17 pyf(48) = 206.14: pxt(48) = 18 pyf(49) = 208.82: pxt(49) = 19 pyf(50) = 211.38: pxt(50) = 20 pyf(51) = 213.85: pxt(51) = 21 pyf(52) = 216.23: pxt(52) = 22 pyf(53) = 218.53: pxt(53) = 23 pyf(54) = 220.75: pxt(54) = 24 pyf(55) = 222.9: pxt(55) = 25 pyf(56) = 224.99: pxt(56) = 26 pyf(57) = 227.01: pxt(57) = 27 pyf(58) = 228.98: pxt(58) = 28 pyf(59) = 230.89: pxt(59) = 29 pyf(60) = 232.79: pxt(60) = 30 pyf(61) = 234.56: pxt(61) = 31 pyf(62) = 236.34: pxt(62) = 32 pyf(63) = 238.07: pxt(63) = 33 pyf(64) = 239.79: pxt(64) = 34 pyf(65) = 241.42: pxt(65) = 35 pyf(66) = 243.04: pxt(66) = 36 pyf(67) = 244.62: pxt(67) = 37 pyf(68) = 246.17: pxt(68) = 38 pyf(69) = 247.69: pxt(69) = 39 pyf(70) = 249.18: pxt(70) = 40 pyf(71) = 250.64: pxt(71) = 41 pyf(72) = 252.07: pxt(72) = 42 pyf(73) = 253.48: pxt(73) = 43 pyf(74) = 254.87: pxt(74) = 44 pyf(75) = 256.23: pxt(75) = 45 pyf(76) = 257.56: pxt(76) = 46 pyf(77) = 258.88: pxt(77) = 47 pyf(78) = 260.17: pxt(78) = 48 pyf(79) = 261.45: pxt(79) = 49 pyf(80) = 262.7: pxt(80) = 50 pyf(81) = 265.15: pxt(81) = 52 pyf(82) = 267.53: pxt(82) = 54 pyf(83) = 269.84: pxt(83) = 56 pyf(84) = 272.1: pxt(84) = 58 pyf(85) = 274.29: pxt(85) = 60 pyf(86) = 276.43: pxt(86) = 62 pyf(87) = 278.51: pxt(87) = 64 pyf(88) = 280.55: pxt(88) = 66 pyf(89) = 282.54: pxt(89) = 68 pyf(90) = 284.48: pxt(90) = 70 pyf(91) = 286.39 pyf(92) = 288.25: pxt(91) = 72 pyf(93) = 290.08: pxt(92) = 74 pyf(94) = 291.86: pxt(93) = 76 pyf(95) = 293.62: pxt(94) = 78 pyf(96) = 295.34: pxt(95) = 80 pyf(97) = 297.03: pxt(96) = 82 pyf(98) = 298.69: pxt(97) = 84 pyf(99) = 300.31: pxt(98) = 86 pxt(99) = 88 pyf(100) = 301.92: pxt(100) = 90 pyf(101) = 303.49: pxt(101) = 92 pyf(102) = 305.04: pxt(102) = 94 pyf(103) = 306.56: pxt(103) = 96 pyf(104) = 308.06: pxt(104) = 98 pyf(105) = 309.53: pxt(105) = 100 pyf(106) = 310.98: pxt(106) = 102 pyf(107) = 312.41: pxt(107) = 104 pyf(108) = 313.82: pxt(108) = 106 pyf(109) = 315.21: pxt(109) = 108 pyf(110) = 316.58: pxt(110) = 110 pyf(111) = 317.93: pxt(111) = 112 pyf(112) = 319.26: pxt(112) = 114 pyf(113) = 320.57: pxt(113) = 116 pyf(114) = 321.87: pxt(114) = 118 pyf(115) = 323.15: pxt(115) = 120 pyf(116) = 324.41: pxt(116) = 122 pyf(117) = 325.65: pxt(117) = 124 pyf(118) = 326.88: pxt(118) = 126 pyf(119) = 328.1: pxt(119) = 128 pyf(120) = 329.3: pxt(120) = 130 pyf(121) = 330.48: pxt(121) = 132 pyf(122) = 331.65: pxt(122) = 134 pyf(123) = 332.81: pxt(123) = 136 pyf(124) = 333.95: pxt(124) = 138 pyf(125) = 335.08: pxt(125) = 140 pyf(126) = 336.2: pxt(126) = 142 pyf(127) = 337.31: pxt(127) = 144 pyf(128) = 338.4: pxt(128) = 146 pyf(129) = 339.48: pxt(129) = 148 pyf(130) = 340.55: pxt(130) = 150 pyf(131) = 341.61: pxt(131) = 152 pyf(132) = 342.66: pxt(132) = 154 pyf(133) = 343.7: pxt(133) = 156 pyf(134) = 344.72: pxt(134) = 158 pyf(135) = 345.74: pxt(135) = 160 pyf(136) = 346.74: pxt(136) = 162 pyf(137) = 347.74: pxt(137) = 164 pyf(138) = 348.72: pxt(138) = 166 pyf(139) = 349.69: pxt(139) = 168 pyf(140) = 350.66: pxt(140) = 170 pyf(141) = 351.62: pxt(141) = 172 pyf(142) = 352.56: pxt(142) = 174 pyf(143) = 353.5: pxt(143) = 176 pyf(144) = 354.43: pxt(144) = 178 pyf(145) = 355.35: pxt(145) = 180 pyf(146) = 356.26: pxt(146) = 182 pyf(147) = 357.16: pxt(147) = 184 pyf(148) = 358.06: pxt(148) = 186 pyf(149) = 358.94: pxt(149) = 188 pyf(150) = 359.82: pxt(150) = 190 pyf(151) = 360.69: pxt(151) = 192 pyf(152) = 361.55: pxt(152) = 194 pyf(153) = 362.4: pxt(153) = 196 pyf(154) = 363.25: pxt(154) = 198 pyf(155) = 364.08: pxt(155) = 200 pyf(156) = 364.91: pxt(156) = 202 pyf(157) = 365.73: pxt(157) = 204 pyf(158) = 366.55: pxt(158) = 206 pyf(159) = 367.36: pxt(159) = 208 pyf(160) = 368.16: pxt(160) = 210 pyf(161) = 368.95: pxt(161) = 212 pyf(162) = 369.73: pxt(162) = 214 pyf(163) = 370.51: pxt(163) = 216 pyf(164) = 371.28: pxt(164) = 218 pyf(165) = 372.05: pxt(165) = 220 p = 饱和压力p * 10.1972 i = 1 do while pxt(i) = p i = i + 1 loop bix = pyf(i - 1) + (p - pxt(i - 1)) * (pyf(i) - pyf(i - 1)) / (pxt(i) - pxt(i - 1)) 求饱和温度 = bix end function public function 求饱和水焓(饱和压力p) '已知绝对压力 p 求饱和水焓 dim pxt(210), pyf(210) pyf(1) = 6.72: pxt(1) = 0.01 pyf(2) = 17.23: pxt(2) = 0.02 pyf(3) = 23.78: pxt(3) = 0.03 pyf(4) = 28.66: pxt(4) = 0.04 pyf(5) = 32.56: pxt(5) = 0.05 pyf(6) = 35.83: pxt(6) = 0.06 pyf(7) = 38.66: pxt(7) = 0.07 pyf(8) = 41.16: pxt(8) = 0.08 pyf(9) = 43.41: pxt(9) = 0.09 pyf(10) = 45.44: pxt(10) = 0.1 pyf(11) = 49.04: pxt(11) = 0.12 pyf(12) = 52.15: pxt(12) = 0.14 pyf(13) = 54.91: pxt(13) = 0.16 pyf(14) = 57.38: pxt(14) = 0.18 pyf(15) = 59.64: pxt(15) = 0.2 pyf(16) = 61.71: pxt(16) = 0.22 pyf(17) = 63.62: pxt(17) = 0.24 pyf(18) = 65.4: pxt(18) = 0.26 pyf(19) = 67.08: pxt(19) = 0.28 pyf(20) = 68.65: pxt(20) = 0.3 pyf(21) = 75.4: pxt(21) = 0.4 pyf(22) = 80.86: pxt(22) = 0.5 pyf(23) = 85.46: pxt(23) = 0.6 pyf(24) = 89.47: pxt(24) = 0.7 pyf(25) = 93.03: pxt(25) = 0.8 pyf(26) = 96.24: pxt(26) = 0.9 pyf(27) = 99.17: pxt(27) = 1 pyf(28) = 110.98: pxt(28) = 1.5 pyf(29) = 119.92: pxt(29) = 2 pyf(30) = 127.2: pxt(30) = 2.5 pyf(31) = 133.4: pxt(31) = 3 pyf(32) = 138.9: pxt(32) = 3.5 pyf(33) = 143.7: pxt(33) = 4 pyf(34) = 148.1: pxt(34) = 4.5 pyf(35) = 152.1: pxt(35) = 5 pyf(36) = 159.3: pxt(36) = 6 pyf(37) = 166.7: pxt(37) = 7 pyf(38) = 171.3: pxt(38) = 8 pyf(39) = 176.5: pxt(39) = 9 pyf(40) = 181.2: pxt(40) = 10 pyf(41) = 185.6: pxt(41) = 11 pyf(42) = 189.8: pxt(42) = 12 pyf(43) = 193.6: pxt(43) = 13 pyf(44) = 197.3: pxt(44) = 14 pyf(45) = 200.7: pxt(45) = 15 pyf(46) = 204: pxt(46) = 16查看更多

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来自话题：

安全环保

，

讨论：关于容积负荷和污泥负荷？ 容积负荷是指进水浓度，污泥负荷是指食微比。查看更多

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来自话题：

仪器设备

，

搅拌轴为空心轴，其与实心轴端应如何连接，如何计算? 搅拌轴为空心轴，其与实心轴端应如何连接，如何计算？ [ ]查看更多

#搅拌轴

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pdms自学猛料来下哦（求分）？ pdms不多见啊查看更多

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来自话题：

化学学科

，

工艺技术

，

催化装置一对一求助办公室（侧重于反应、分 ...？感谢参与，最近比较忙没有及时回复，请见谅，你是指的催化分馏塔吗？是的，测的铁离子含量比较高，您能推荐一个检测得方法么。或者标准。谢谢查看更多

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来自话题：

化学学科

，

PVC精馏不合格单体及高沸物、自聚物回收装置的设计？对精馏不合格单体采取直接返回前面装置就行了，干吗要单独设置呢？因为单体贮槽往往都是两个，若没有两个贮槽，则再增加一个就可以了。两个贮槽分开下料，检测不合格返回系统进行二次精馏。如果单独设置一套小型精馏装置，又很少开，则很难达到预期效果。查看更多

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做PVC的来报个到啦!？ 新人啊,请多多指教啊~查看更多

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来自话题：

安全环保

，

关于公司内部发生安全事故后，瞒报谎报的处罚? 由于装置老旧，经常出些小问题，要赶时间整改的。车间嘴上说的很漂亮，先安全再作业。等到事上就睁一只眼 ... 哈哈，看你如何做了。。。发现了，就狠处理。。。查看更多

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来自话题：

工艺技术

，

往复式氢氮气压缩机吨氨耗电？ 煤头企业，32mpa压力。吨氨电耗能做到1200以内就足够拿来show一下了。（不单指压缩机电耗，单指压缩机电耗应在800以内）查看更多

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关于空压机排气温度报警连锁？ 我们的空压机现在的排气温度就已经约130度，水温约23度。查看更多

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2013注册电气工程师专业考试130考点总结汇总？ 多谢！好好看看查看更多

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请教：酸性水为什么呈碱性? 酸性水经过汽提后，h2s和co2被汽提掉，剩下的净化水中主要的碱性氮化物及盐类，因此该水成碱性。我厂对此水进行回收利用，可以新鲜水或除盐水做其它用处。至于做什么用不在本问题范围内，先不做回答。查看更多

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三管程换热器问题？ 够bt的，三管程，正如有位朋友说的接管是偏心的，楼主说的z形隔板在脑袋里空想了一下，没有成型。只要你能做出来，怎么都行查看更多

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简介

职业：上海龙翔生物医药开发有限公司 - 给排水工程师

学校：兰州城市学院 - 化学系

地区：湖南省

个人简介：Let me make you whole life youth.[愿我许你一生青涩年华。]查看更多

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