English — Forum #723 (Page 240/642)

1. Calculation of hydrostatic pressure from fluid injection - HCBBS Forum
2. A poem - HCBBS Forum
3. How to calculate the heat exchanger area using PROII? I’m a beginner - HCBBS Forum
4. For container design, with the same material, is it possible that it passes the design based on the fourth strength theory, but fails based on the third strength theory... - HCBBS Forum
5. I have a small question - HCBBS Forum
6. 【Purification Daily Question】June 1, 2016 - HCBBS Forum
7. The scenery of Huangshan is in Huizhou - HCBBS Forum
8. (Library) Download + Perfect PDF to Word, Excel, PPT conversion - HCBBS Forum
9. Hydrogen injection water - HCBBS Forum
10. What desulfurization technology is suitable for S Zorb flue gas? - HCBBS Forum
11. Is the current in the cable shielding layer of the DCS cabinet normal? - HCBBS Forum
12. One Question per Day on Synthetic Ammonia (Series 105) - HCBBS Forum
13. Seeking guidance on the steps to measure the levelness of a tower tray using a laser level - HCBBS Forum
14. deewtwtt - HCBBS Forum
15. Heat exchanger calculation software - HCBBS Forum
16. One question per day; those who answer correctly receive 5 wealth points, and those who participate receive 2 wealth points； Question 309 [ - HCBBS Forum
17. Summary of the compound fertilizer market conditions across China in June 2016 - HCBBS Forum
18. Selection of equipment flanges - HCBBS Forum
19. What specifications should be referred to when arranging pry bar equipment? - HCBBS Forum
20. 1111 - HCBBS Forum
21. Discussion on the high-tower biuret problem - HCBBS Forum
22. Regarding the explosion protection of motors, how do people decide on the materials to be used for coupling guards, mechanical seal gland covers, etc.? - HCBBS Forum
23. 【Picture of the Day】2016 06 02 What is the internal structure of this device? Those who answer correctly will receive a financial reward! - HCBBS Forum
24. non-condensable gas - HCBBS Forum
25. Selection of air compressor brands - HCBBS Forum
26. State 5 diesel hydrogenation - HCBBS Forum
27. Why is an explosion vent installed on the crankcase of a reciprocating compressor with a packing seal? - HCBBS Forum
28. Our company has a piece of equipment imported from Japan, and it uses such bearings – what does that mean? - HCBBS Forum
29. What does \"twice straightening treatment\" for European standard materials mean? - HCBBS Forum
30. 【Daily Topic】【Civil Engineering Version 20160606】 - HCBBS Forum
31. 【Daily Topic】【Civil Engineering Version 20160530】 - HCBBS Forum
32. What are the characteristics of plate heat exchangers? - HCBBS Forum
33. 【Guanguan Fan Club】The first wave of benefits is here - HCBBS Forum
34. Actual questions from the 2015 Safety Engineer Case Analysis exam - HCBBS Forum
35. Nanjing Guochang Synthesis Tower - HCBBS Forum
36. Cannot post messages - HCBBS Forum
37. Urgent! ! Regarding the floor area and investment cost for producing sulfuric acid from 300,000 tons of sulfur – elbows? - HCBBS Forum
38. Help needed regarding the reciprocating oil pressure - HCBBS Forum
39. Centrifugal extractors are used in hydrometallurgy for copper processing - HCBBS Forum
40. Difference between 304 stainless steel chain plates and 316 stainless steel chain plates - HCBBS Forum
41. Environmental Protection Daily Tip 6.07: Reward for participation is 3 points, plus another 3 points for answering correctly - HCBBS Forum
42. The air cap of the boiling furnace is damaged - HCBBS Forum
43. Side track or double track - HCBBS Forum
44. Can stainless steel be used as a lining for the sealing surface, or can the sealing surface be weld-clad, using the flange dimensions specified in hg/t20592-2009? Should a checking flange be used? - HCBBS Forum
45. Compressor. Dry gas seal - HCBBS Forum
46. Causes of compressor and fan surge - HCBBS Forum
47. Sulfur regeneration tower flooding - HCBBS Forum
48. Dust removal during coal loading in rammed coke ovens – what is the flow rate of high-pressure ammonia water? - HCBBS Forum
49. How is the pumping capacity of the ejector in a steam turbine condenser determined? - HCBBS Forum
50. Aspen Plus 7.2 opens the 2006 bkp file; the input and output data are intact, but the process cannot be seen. . . - HCBBS Forum
51. What is \"dry evaporation\"? Why does a low supply of gaseous oxygen lead to dry evaporation? - HCBBS Forum
52. Everyone knows that centrifugal pumps can be connected in series and parallel, right? But since the pressure cannot be achieved, can volumetric pumps be connected in series and parallel? ? Urgent! Urgent! Urgent! ! - HCBBS Forum
53. Low-pressure and high-pressure electrical equipment in hydrogen production plants? - HCBBS Forum
54. What is the basis for installing breather valves on the oil tanks of reducers or moving equipment? - HCBBS Forum
55. Regarding mini fire stations - HCBBS Forum
56. 【Daily Question】June 6, 2016: +2 Wealth for participation； +3 to 8 wealth for correct answers - HCBBS Forum
57. The circulating water contains free chlorine - HCBBS Forum
58. Centrifugal compressor - HCBBS Forum
59. How to learn PLC programming well** - HCBBS Forum
60. State 5 diesel hydrogenation - HCBBS Forum
61. The DCS is grounded separately; how should the instrument enclosure be grounded? - HCBBS Forum
62. I have a question for all the safety engineers - HCBBS Forum
63. PN1.6 raised face steel pipe flange - HCBBS Forum
64. Stainless steel reactor - HCBBS Forum
65. Calculation Manual for Spray Cooling Towers and Packed Cooling Towers - HCBBS Forum
66. Industrial wastewater discharge – sulfates – assistance, thank you very much - HCBBS Forum
67. 【Daily Question】June 7, 2016: +2 wealth for participation； +3 to 8 wealth for correct answers - HCBBS Forum
68. It’s a real shame about the two young stars from Thunder - HCBBS Forum
69. Regulations on tank volume - HCBBS Forum
70. The project on the development of key technologies and equipment for slag gasification using cloud coal in a fixed-bed system has passed the acceptance review - HCBBS Forum
71. Waxes produced as a by-product in coal-to-oil conversion - HCBBS Forum
72. The wastewater discharged from coal-fired power plants contains large amounts of sulfuric acid; what can be used to treat it before discharge? - HCBBS Forum
73. 【Daily Topic】【Electrical Edition 20160529】 - HCBBS Forum
74. Seek the official version of the “Great Capacity Regulations” - HCBBS Forum
75. 【Purification Daily Question】June 8, 2016 - HCBBS Forum
76. 【Q&A Question 039】May 29, 2016 - HCBBS Forum
77. When inflating the cylinder of the Shafer gas-liquid control valve, hydraulic oil leaks from the silencer – how can this be explained? - HCBBS Forum
78. Missing home is too painful - HCBBS Forum
79. What are the water treatment chemicals? - HCBBS Forum
80. What are the fire separation distances required between torches and walls, roads, civil buildings, Class A and B factories or storage areas, as well as tank areas? ? - HCBBS Forum
81. Variables not found in flowsheeting/design specs - HCBBS Forum
82. An analysis of the three main reasons for the suspension of the registration exam for architects in 2016 - HCBBS Forum
83. Environmental Protection Daily Post 6.01: Reward for participation is 3 points, plus another 3 points for answering correctly - HCBBS Forum
84. Pioneers in Intelligent Petrochemical Manufacturing: How to Reach New Heights during the 13th Five-Year Plan Period - HCBBS Forum
85. Common faults of plate heat exchangers and their solutions - HCBBS Forum
86. Please offer your guidance, masters - HCBBS Forum
87. Sign-in record post from June 7, 2016 - HCBBS Forum
88. Methanol segment: Weekly topic – Knowledge related to water in drum boilers? 2016.05.30--06.5 - HCBBS Forum
89. Differences between 98-octane and 95-octane gasoline under National Standard V - HCBBS Forum
90. Flash evaporation process flow - HCBBS Forum
91. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； June 01 - HCBBS Forum
92. injector - HCBBS Forum
93. What to do if a vacuum pump stops working due to scaling - HCBBS Forum
94. 【Daily Topic】【Engineering Version 20160531】 - HCBBS Forum
95. Looking for the electronic version of the vocational skill assessment book for \"Sulfur Recovery Unit Operators\" - HCBBS Forum
96. Coal-to-methanol CAD diagram - HCBBS Forum
97. The issue of different power consumption for reciprocating compressors under the same load - HCBBS Forum
98. 【Weekly Topic】【Production Version 20160531】 - HCBBS Forum
99. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； June 09 - HCBBS Forum
100. New Practical Handbook on Heat Exchanger Selection, Design, and Manufacturing Processes - HCBBS Forum