English — Forum #723 (Page 581/642)

1. What is an engineering management diagram? - HCBBS Forum
2. Must the purging port of the disc valve body be present? - HCBBS Forum
3. How to remove alcohol from vegetable oil that has been subjected to vacuum distillation for alcohol recovery - HCBBS Forum
4. Frequently encountering online experts - HCBBS Forum
5. The relationship between orifice plate flow meters and the temperature of the measured medium - HCBBS Forum
6. I need a drawing of an ammonia water storage tank at atmospheric pressure - HCBBS Forum
7. Confusions regarding pipeline characteristics - HCBBS Forum
8. Are there still thermal flowmeters based on the boundary layer? ? - HCBBS Forum
9. Does anyone know the salary and benefits for design positions at Langfang Xindi Energy? - HCBBS Forum
10. Administrators manage leaders and seniors; what’s the problem with still not being able to upload pictures and files? - HCBBS Forum
11. Prime Minister urges efforts to combat air pollution; billion-yuan fund allocated to 11 provinces - HCBBS Forum
12. Regarding the selection of brands for manual valves - HCBBS Forum
13. Is it necessary to install a safety valve at the outlet of the metering pump? - HCBBS Forum
14. What essential standards and books do people think are necessary to bring for the Chemical Engineering examination? - HCBBS Forum
15. Piercing in compressed air pipelines without shutting off the flow - HCBBS Forum
16. Everyone’s salary is reduced by 10% – it’s really impossible to get by under these conditions; it’s essentially a form of layoffs - HCBBS Forum
17. What factors should we consider when selecting materials for tower equipment? - HCBBS Forum
18. Seeking English abbreviation: “MCH” type compressor - HCBBS Forum
19. Regarding the issue of lighting the furnace - HCBBS Forum
20. I am sincerely looking for a part-time engineer who is proficient in using ProII - HCBBS Forum
21. What should you do if, ten years after graduating from college, you are still a manual worker? - HCBBS Forum
22. “What interest struggles lie behind the \"Linyi dispute\"? - HCBBS Forum
23. Who is the **department head** in charge of safety assessment reviews? ? ? - HCBBS Forum
24. What is the difference between a safety instrumented system and a DCS system + field instruments? - HCBBS Forum
25. Regarding the methanol-water separation tower issue - HCBBS Forum
26. Is the flooding gas velocity for tower equipment the same as the operating gas velocity? - HCBBS Forum
27. Hydraulic diaphragm metering pump pressure gauge - HCBBS Forum
28. How does Aspen set the alert levels for warnings? - HCBBS Forum
29. What material is required for heat exchange equipment that comes into contact with potassium hydroxide and lithium hydroxide solutions? - HCBBS Forum
30. How to remove ammonia nitrogen in the aerobic tank of traditional push-flow processes - HCBBS Forum
31. Selection of manholes for high temperatures (600 degrees) - HCBBS Forum
32. Caustic soda discoloration issue - HCBBS Forum
33. Are you still cleaning the pump? ? ? - HCBBS Forum
34. MTO unit - HCBBS Forum
35. Hydrogenation shutdown - HCBBS Forum
36. The problem of explosion - HCBBS Forum
37. Pre-lift section issues - HCBBS Forum
38. Let’s all talk about furnace control - HCBBS Forum
39. Which design institute was responsible for designing the 80,000 tons per year sulfur recovery complex at Sinopec Wuhan Branch? - HCBBS Forum
40. ASPEN simulation of conversion issues in the HCN conversion reaction process - HCBBS Forum
41. 【Daily Question】2015.07.19 Pressured Components (2 wealth points for a reply + 3–8 additional wealth points if the answer is correct) - HCBBS Forum
42. Do you use coal blending in your circulating fluidized bed boilers? - HCBBS Forum
43. Safety assessment - HCBBS Forum
44. Career planning - HCBBS Forum
45. Dry quenching of coke - HCBBS Forum
46. SW6-2011 Calculation for Pressure Vessels - HCBBS Forum
47. Can stainless steel storage tanks be used as mixing tanks for ALCL3? - HCBBS Forum
48. Regarding the service pressure of the tube sheet at design pressure - HCBBS Forum
49. What kind of pump should be chosen for high temperature and high pressure? - HCBBS Forum
50. 1 year+ in business + promotional activities - HCBBS Forum
51. The PVELITE software is used to calculate the MAWP - HCBBS Forum
52. Are the emergency pressure relief manholes and vent holes of finished oil floating roof storage tanks used simultaneously? - HCBBS Forum
53. Control valve interlocking and regulation - HCBBS Forum
54. Composition of the condensates from the primary and secondary condensers of the distillation tower - HCBBS Forum
55. Interpretation of heat exchanger parameters - HCBBS Forum
56. Career path - HCBBS Forum
57. 【Daily Question】July 22 – Regarding the head capacity of reciprocating pumps (+2 for the first 80 participants, +3 to +8 for correct answers...) - HCBBS Forum
58. Looking for the electronic version of the 3rd edition of the textbook for the Professional Qualification Examination for Registered Public Equipment Engineers in the Power Engineering field - HCBBS Forum
59. Newbie, seeking help - HCBBS Forum
60. How much tank gas is produced from one ton of liquid ammonia? - HCBBS Forum
61. Calculation of the external coil around the storage tank - HCBBS Forum
62. An advanced concept for maintenance and processing – American CLIMAX on-site processing equipment - HCBBS Forum
63. High compressor discharge temperature - HCBBS Forum
64. It’s not impossible to help you save energy - HCBBS Forum
65. Can GC2 class superheated steam pipes be made of Q235A steel tubes? - HCBBS Forum
66. Seeking training materials for craftsmanship professionals in large complexes - HCBBS Forum
67. Blended Oil Science* - HCBBS Forum
68. What type of flow meter is the methanol feed flow meter? - HCBBS Forum
69. What is the standard wall thickness for 316L thick-walled tubes? - HCBBS Forum
70. Effect of hydrocracking reaction pressure on the efficiency of hydrorefining - HCBBS Forum
71. How is the range of a vibration sensor determined? - HCBBS Forum
72. Schneider Electric signs a strategic cooperation agreement with Shenyang General Robot Company - HCBBS Forum
73. Regarding social insurance registration in Beijing - HCBBS Forum
74. Inspection of valve surfacing layer - HCBBS Forum
75. I’d like to ask gently – are there any jobs related to field instruments? - HCBBS Forum
76. How is the timing determined in fire fall management? - HCBBS Forum
77. Progress of BECC’s environmental impact assessment - HCBBS Forum
78. Recycle the steam used for oven drying to improve oven stability - HCBBS Forum
79. 【Daily Question】July 27: Question on the relationship between centrifugal pump efficiency and flow rate (+2 for the first 80 participants, +3–8 extra for correct answers...) - HCBBS Forum
80. Question regarding emergency shut-off valves - HCBBS Forum
81. Determination of the aluminum plate thickness for explosion-proof holes in bag filters used in steel enterprises - HCBBS Forum
82. Coal-based olefins - HCBBS Forum
83. Performing Aspen simulations for cyclone separators - HCBBS Forum
84. Application for a production license - HCBBS Forum
85. Listen to the warmth of life – I want to take you to see the most beautiful scenery - HCBBS Forum
86. Sales Manager for Rubber Additives, Shanghai – Recommendation bonus of 500 yuan - HCBBS Forum
87. The correspondence between pressure ratings PN and MPa, as well as pound ratings - HCBBS Forum
88. Diameter change in pump inlet and outlet pipes? ! Is preventing cavitation the most important reason? - HCBBS Forum
89. Let’s talk about what brand of control cabinet is being used - HCBBS Forum
90. Promoting employees: Based on seniority or merits? - HCBBS Forum
91. Shandong Hengruidi Electric Power Equipment Co., Ltd. is urgently seeking a budgeting specialist - HCBBS Forum
92. Pressure Vessel Auditor Exam – Major Errors - HCBBS Forum
93. How to calibrate the gas flow meter displayed by DCS - HCBBS Forum
94. From which aspects can wastewater reduction in factories be achieved? - HCBBS Forum
95. Double-flange pressure transmitter - HCBBS Forum
96. Precautions for the overall piping of the compressor circulating oil system - HCBBS Forum
97. Will you tell about the person you had a secret crush on during school after graduation? - HCBBS Forum
98. Guide for Graduates Looking for Jobs: Eight Major Mistakes to Avoid When Seeking Employment - HCBBS Forum
99. The old version 151 was used for heat exchanger design; now the new 151 standard is in effect. Is it necessary to modify the drawings? - HCBBS Forum
100. A wear-resistant method and a wear-resistant wing valve to prevent wear of the flap and the sealing surface of the nozzle - HCBBS Forum