English — Forum #336 (Page 11/51)

1. [2026 Simulation Calculation] Application of the equilibrium module in Aspen Plus - HCBBS Forum
2. Process medium electric heating furnace - HCBBS Forum
3. What are the advantages of plate heat exchangers compared to shell and tube heat exchangers? -1 - HCBBS Forum
4. Installation of high-pressure pipelines for the reaction vessel in the 100,000 tons/year EVA plant using LyondellBasell’s batch process at Yangzi Ethylene - HCBBS Forum
5. CNOOC Petrochemical has applied for a patent for a vibration-damping and impact-protecting device for pipelines based on magnetorheological damping, along with its control system - HCBBS Forum
6. Procurement for the preparation of a feasibility study report on the project to produce 2 billion cubic meters of coal-based natural gas per year by Xinjiang Yueneng Investment Group Co., Ltd. - HCBBS Forum
7. [Haichuan Overseas Engineering] The installation of the floating tank for Tank A, the first large-scale crude oil storage tank with a capacity of 100,000 cubic meters at the Lobito refinery, was successfully completed - HCBBS Forum
8. 【Common Issues in Haichuan Pipeline Design】Ignoring the small dead space between the burst disc and the safety valve creates a fatal safety hazard - HCBBS Forum
9. Fire hazard of sulfuric acid - HCBBS Forum
10. Bid invitation for Section 1 of the foundation engineering design for 7 units including ethylene in the 1 million tons/year ethylene refining and chemical integration project in the Yueyang area of Hunan Petrochemical - HCBBS Forum
11. Returning to Haichuan after 10 years - HCBBS Forum
12. Drawing production method of design institutes - HCBBS Forum
13. The overall design review for the ethanol and acetic acid downstream product project, with a total investment of 6.8 billion yuan in Yulin coal chemical industry, was successfully completed - HCBBS Forum
14. “The review meeting for the process package of the 500,000-ton-per-year synthetic ammonia production facility as part of the relocation, upgrading and transformation project of Yushen Chemical Co., Ltd. under Yanjiang Petroleum in Xinghua was held in Nanjing Jutuo - HCBBS Forum
15. What is an appropriate height setting between the reflux liquid inlet of the glass-lined distillation tower and the PTFE disc distributor? - HCBBS Forum
16. 【Haichuan Project Updates】Construction of a 100,000-ton/year lithium iron phosphate plant in Xifeng, Guizhou (Phase 1: 50,000 tons) - HCBBS Forum
17. Can glass tube vision probes be used on pipelines for flammable liquids? - HCBBS Forum
18. 【Haichuan EPC】Do you know what building backtracking is? - HCBBS Forum
19. 【Common Issues in Haichuan Pipeline Design】Illustrated Guide to Pipeline Layout for Common Equipment per SH/T 3012-5 – Pipeline Layout for Containers - HCBBS Forum
20. 【SeaChuan Safety Discussion】Hidden Dangers Around Us – Flange bolts used in natural gas systems not selected according to requirements - HCBBS Forum
21. Building two large-scale coal-to-oil projects simultaneously carries significant risks; Inner Mongolia Yitai plans to suspend its 2 million tons per year coal indirect liquefaction demonstration project - HCBBS Forum
22. The 30% scale model of the process engineering for Jiangsu’s LNG expansion tank project passed approval in Chengdu - HCBBS Forum
23. What is a closed-loop circulation for circulating water? - HCBBS Forum
24. Total investment of 2.5 billion yuan: Tender for PC general contracting of the second phase of Xinjiang Guanghui Fuyou Coal upgrading project - HCBBS Forum
25. 【Haichuan Building Design Review】An eye-opener, the pinnacle of the embedded components industry! ! - HCBBS Forum
26. Operating pressure of atmospheric pressure dome storage tanks - HCBBS Forum
27. Is there a standard format for PFD? - HCBBS Forum
28. Should the material released after a hydrogenation reaction explosion be sent to an explosion venting tank, and how should safety hazards be eliminated once it is in that tank? - HCBBS Forum
29. What qualifications are required for a design manager in a design institute? - HCBBS Forum
30. What are the commonly used free 3D software programs in engineering? - HCBBS Forum
31. PID diagram - HCBBS Forum
32. Pressure control of storage tanks - HCBBS Forum
33. Should the vent volume for the steam pipeline network be based on the total design capacity or on the maximum capacity of a single device? - HCBBS Forum
34. Azeotropes and pure components in azeotropic distillation (chemical knowledge) - HCBBS Forum
35. What technologies are promising for development at the moment? - HCBBS Forum
36. Specifications for the installation of hydrogen chloride probes - HCBBS Forum
37. How should the design service life be determined? - HCBBS Forum
38. How to create diagrams of towers and other equipment in PPT - HCBBS Forum
39. Working principle of the foam generator in storage tanks - HCBBS Forum
40. Explosion-proof design for gas user workshops - HCBBS Forum
41. Can steel-reinforced PE pipes be used in an environment with 40% dilute sulfuric acid? - HCBBS Forum
42. That expert has the operation manual for the ammonia synthesis tower in Anchun, Hunan - HCBBS Forum
43. The main component content in the distillate is within specification, but the heavy components exceed the limit? - HCBBS Forum
44. Can external floating roofs be used for condensate oil tanks? - HCBBS Forum
45. 【Haichuan Safety Discussion】A034-Do you know what the onion principle is? - HCBBS Forum
46. Specifications for the Installation and Use of Emergency Shut-off Valves in Hazardous Chemical Enterprises - HCBBS Forum
47. Piping layout within road passages? - HCBBS Forum
48. Calculation of conversion rate and specific consumption in methanol synthesis towers - HCBBS Forum
49. Tender Notice for Pneumatic Control Valves in the 706 Low-Temperature Methanol Wash Unit for the Comprehensive Utilization of Syngas at Hualu Hengsheng (Jingzhou) Co., Ltd - HCBBS Forum
50. Issues regarding the recovery of vent gas from the regeneration tower in natural gas CO2 removal - HCBBS Forum
51. Flow rate control installed on methanol tank trucks - HCBBS Forum
52. Free explanation on the use of the safety valve flow and diameter calculation table - HCBBS Forum
53. The function of the crude oil feed pump - HCBBS Forum
54. [Guess what Haichuan Equipment] The little wild monster in the chemical plant - HCBBS Forum
55. Evaporation of lithium bromide solution - HCBBS Forum
56. Industrial steam turbine - HCBBS Forum
57. Could you help me take a look at the image? What are the two devices shown in it? - HCBBS Forum
58. On dust explosion prevention and gas explosion prevention - HCBBS Forum
59. PRoII and HTRI learning* materials - HCBBS Forum
60. Seeking supporting equipment for fully automatic centrifuges used in sulfur purification - HCBBS Forum
61. Does anyone have a collection of structural diagrams for chemical engineering equipment that they could share? - HCBBS Forum
62. Doubts about the computational simulation of partitioned towers* - HCBBS Forum
63. The laboratory is located on the third floor of a Class C warehouse in a separate fire compartment - HCBBS Forum
64. Aspenplus optimization and constraints do not display optimization results - HCBBS Forum
65. The issue of condensate water temperature - HCBBS Forum
66. Design of the “pressure swing adsorption” purification process for crude ethylene gas - HCBBS Forum
67. What are the stages in the construction of chemical projects that require **pre-approval - HCBBS Forum
68. Guys, does anyone know how liquid nitrogen is represented in P&IDs? - HCBBS Forum
69. How much electricity can be generated from 1 ton of steam? The pressure of 1 ton of steam drops from 4.9 MPa to 0.8 MPa - HCBBS Forum
70. Discussion on cryogenic ethylene solutions - HCBBS Forum
71. A compilation of common issues in pipeline design – keep this handy! - HCBBS Forum
72. When calculating the discharge volume of a safety valve, is it necessary to take into account the impact of insulation on this calculation? - HCBBS Forum
73. Searching for design firms for hydrochloric acid resolution and polyaluminum chloride production - HCBBS Forum
74. L-carnitine design - HCBBS Forum
75. Video tutorial on how to use the hydrodynamic calculation table for float valve towers - HCBBS Forum
76. How to use the vent valve calculation table - HCBBS Forum
77. SH/T3098-2011 Calculation of Internal Components in Tower Systems - HCBBS Forum
78. Recruitment by Chongqing Petrochemical Company - HCBBS Forum
79. Oil product characterization methods - HCBBS Forum
80. Sharing of standard collection materials for pressure vessels - HCBBS Forum
81. How does PDMS support Chinese? - HCBBS Forum
82. Pneumatic Conveying Engineering, Yang Lun, Xie Yihua - HCBBS Forum
83. Jiangsu Supor plans to invest 7.1 billion yuan in a vinyl acetate and EVA integrated production project - HCBBS Forum
84. Safety design diagnosis - HCBBS Forum
85. Reference to the bubble point temperature of the fluid at the pump inlet - HCBBS Forum
86. Question regarding the interconnection of exhaust gases from storage tanks of different fire categories - HCBBS Forum
87. 【HaiChuan Chemical Project Updates】Wuhai in Inner Mongolia to establish a 200,000-ton PGA production facility, with 2 × 100,000 tons/year polyglycolic acid (PGA) production units to be built there - HCBBS Forum
88. Looking for books on the design of centrifugal ventilators - HCBBS Forum
89. Compliance of total voltage drop for the renovation project (general layout) - HCBBS Forum
90. Have there been any recent requirements in Changji, Xinjiang, regarding safety design assessments for chemical enterprises? - HCBBS Forum
91. Engineering Design Key Points Key aspects of engineering design - HCBBS Forum
92. Safety Supervision General Administration Document No. 3 [2017] 121: Detailed Criteria for Identifying Major Potential Hazards in Production Safety Incidents in Chemical and Hazardous Chemicals Production and Operation Enterprises - HCBBS Forum
93. 【HaiChuan Chemical Project Updates】 Environmental impact assessment for a 1.5-million-ton coal-to-olefins project in Naomaohu, Hami, Xinjiang – planned investment of 30 billion yuan - HCBBS Forum
94. How can a recent chemical engineering graduate with no experience in design improve quickly in this field? - HCBBS Forum
95. BIM model - HCBBS Forum
96. Is inconsistent readings from two level gauges considered a potential hazard? Is there evidence? - HCBBS Forum
97. Can nitrogen pressure be used for unloading liquid sulfur? - HCBBS Forum
98. Pipeline material for 25% ammonia at 165°C - HCBBS Forum
99. Extreme problem of fire separation distance between 1 fixed roof tank and 1 inner floating roof tank - HCBBS Forum
100. Can a flare condensate tank be placed under the pipe gallery? - HCBBS Forum