Prize-winning Quiz on Coal Chemical Engineering Knowledge 16
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1. The main approaches to energy conservation in the chemical industry are: _______, ________, ________. 2. Pressure vessels are classified into four grades based on their pressure level; for example, the pressure value for low-pressure vessels is _______ Mpa, while that for high-pressure vessels is _______ Mpa. 3. What is the function of the pump shaft seal? 4. What are the common types of stationary equipment used in the chemical industry? 5. The commonly used temperature sensing elements are __________ and __________. Reference answers: 1. Rational energy use, safe energy use, full utilization of energy. 2. 0.098≤P
1. Improve process conditions to reduce the total energy consumption in the process, and increase the energy recovery rate and energy conversion efficiency. 2. 0.1MPa ≤ p < 1.6MPa； 10MPa≤p＜100MPa 3. Cooling, lubrication, and prevention of medium leakage ； 4. Vessels, towers, heat exchangers, reactors, etc ； 5. Thermocouples, thermal resistors. (The answers are always similar, which is useful as it allows everyone to review the basic knowledge). This post was last edited by xuqinger on 2009-4-16 09:13]
1. Advanced process routes, improved recovery and utilization of energy, and reduction of waste such as leaks and spills. 2. 0.1MPa≤p＜1.6MPa ； 10MPa≤p＜100MPa 3. Prevent medium leakage and reduce gas entrapment 4. Reaction equipment, storage equipment, heat exchange equipment, separation equipment 5. Thermocouples, thermal resistors
1. Improve process conditions to reduce the total energy consumption in the process, and increase the energy recovery rate and energy conversion efficiency. 2. 0.1MPa ≤ p < 1.6MPa； 10MPa≤p＜100MPa: 3. Cooling, lubrication, and prevention of medium leakage ； 4. Vessels, towers, heat exchangers, reactors, etc ； 5. Thermocouples, thermal resistors.
1. The main approaches to energy conservation in the chemical industry are: (improving process conditions), (reducing process energy consumption), and (increasing the energy conversion efficiency). 2. Pressure vessels are classified into four grades based on their pressure levels: low-pressure vessels have a pressure range of (0.1 MPa ≤ p < 1.6 MPa), while high-pressure vessels have a pressure range of (10 MPa ≤ p < 100 MPa). 3. What is the function of the pump shaft seal? Answer: Cooling, lubrication, and preventing medium leakage. 4. What are the common types of stationary equipment used in the chemical industry? Answer: Containers, towers, heat exchangers, reactors, etc. 5. The commonly used temperature sensing elements are (thermocouples) and (thermal resistors).
1. Improve process conditions, reduce the total energy consumption in the process, and increase the energy recovery rate and energy conversion efficiency. 2. 0.1MPa ≤ p < 1.6MPa； 10MPa≤p＜100MPa: 3. Cooling, lubrication, and prevention of medium leakage ； 4. Containers, towers, heat exchangers, reactors, etc. 5. Thermocouples, thermal resistors.
1. Improve process conditions to reduce the total energy consumption in the process, and increase the energy recovery rate and energy conversion efficiency; 2.0.1 MPa ≤ p < 1.6 MPa； 10MPa＜100MPa 3. Cooling, lubrication, and prevention of medium leakage 4. Vessels, towers, heat exchangers, reactors, etc ； 5. Thermocouples, thermal resistors.
1. Water conservation (reuse of wastewater), power conservation (use of energy-saving equipment), and recovery of waste heat. 2. 0.1MPa≤p＜1.6MPa ； 10MPa≤p＜100MPa$ j; ^, k4 3. Preventing medium leakage$ W1 T2 t. ^1 P9 r 4. Reaction equipment, storage equipment, heat exchange equipment, separation equipment, etc.* p6 A$ x$ P: S8 X Q0 a" z 5. Thermocouples, thermal resistors
1. The main approaches to energy conservation in the chemical industry are: (improving process conditions), (reducing process energy consumption), and (increasing the energy conversion efficiency). 2. Pressure vessels are classified into four grades based on their pressure level; for example, low-pressure vessels have a pressure range of (0.1 MPa ≤ p < 1.6 MPa) ； The pressure value of the high-pressure vessel is (10 MPa ≤ p < 100 MPa) MPa. 3. The function of the pump shaft seal is to prevent medium leakage, provide cooling, and offer lubrication. 4. Common stationary equipment in the chemical industry includes vessels, towers, heat exchangers, and reactors, etc. 5. The commonly used temperature sensing elements are (thermocouples) and (thermal resistors).
1. The main approaches to energy conservation in the chemical industry are: improving process conditions, reducing energy consumption in processes, and increasing the energy conversion efficiency. 2. Pressure vessels are classified into four grades based on their pressure levels: low-pressure vessels have a pressure range of (0.1 MPa ≤ p < 1.6 MPa), while high-pressure vessels have a pressure range of (10 MPa ≤ p < 100 MPa). 3. What is the function of the pump shaft seal? Answer: Cooling, lubrication, and preventing medium leakage. 4. What are the common types of stationary equipment used in the chemical industry? Answer: Containers, towers, heat exchangers, reactors, etc. 5. The commonly used temperature sensing elements are (thermocouples) and (thermal resistors).
Personally, I think hidden code should be added; otherwise, if everyone copies and pastes it, the answers will all be the same :L
1. Improve process conditions, reduce the total energy consumption in the process, and increase the energy recovery rate and energy conversion efficiency. 2. 0.1MPa ≤ p < 1.6MPa； 10MPa≤p＜100MPa: 3. Preventing medium leakage, lubrication, cooling, etc. 4. Vessels, towers, heat exchangers, reactors, etc. 5. Thermocouples, thermal resistors.