[untitled] 2022 polymerization process analysis and polymerization process simulation examination

Source of question bank ： Safety production simulation test, a little public official account.

Pass the safety production simulation exam at one point ： Polymerization process analysis according to the requirements of the new polymerization process examination outline , The safety production simulation test is one-point pass, and the polymerization process simulation test questions are compiled , Form a set of real simulation test questions for polymerization process , Students can pass the polymerization process simulation exam full simulation , Conduct self-test of polymerization process .

1、【 Single topic selection 】 The types of accidents that may be caused by the operation of hand-held vibrating machinery are ().（ A ）
A、 Mechanical injury
B、 Object strike
C、 Current damage
2、【 Single topic selection 】 Fire prevention measures shall be taken for pipeline paint construction 、 Antifreeze 、 Rainproof measures , And the suitable ambient temperature is ().（ A ）
A、5℃-40℃
B、0℃-40℃
C、10℃-40℃
3、【 Single topic selection 】 The pollutant discharge unit must within the specified time , Apply for... With the pollutant discharge declaration and registration form approved by the local administrative department of environmental protection ().（ A ）
A、 Emission permit
B、 Emission limits
C、 Emission certificate
4、【 Single topic selection 】 According to its chemical composition, solid waste can be divided into ().（ B ）
A、 Solid waste and semi-solid waste
B、 Organic waste and inorganic waste
C、 Domestic waste and industrial waste
5、【 Single topic selection 】 When the rising steam speed in the distillation column is too high and liquid flooding is caused , The amount of liquid flowing down the tower is ().（ B ）
A、 Significantly increased
B、 Significantly reduce the
C、 Normal and unchanged
6、【 Single topic selection 】 device () when , Leakage is found in the weld or connection , Need to repair , If repair welding is required , Strength test and air tightness test shall be conducted again after repair welding .（ C ）
A、 pickling
B、 cleaning
C、 Leak test
7、【 Single topic selection 】 Liquid can flash () It's called flash point .（ A ）
A、 Minimum temperature
B、 maximum temperature
C、 critical temperature
8、【 Single topic selection 】 In the work of safety production , What is usually said “ Three violations ” Phenomenon means ().（ A ）
A、 Illegal command 、 Illegal operation 、 Violation of labor discipline
B、 Violation of operating procedures 、 Violation of operating procedures 、 Violation of safety regulations
C、 Conduct safety training in violation of regulations 、 Illegal distribution of labor protection articles 、 Illegal reduction of funds for safety technical measures

9、【 Single topic selection 】 There are three ways for poisons to enter the human body , namely ().（ B ）
A、 mouth 、 nose 、 ear
B、 The skin 、 Respiratory tract 、 digestive tract
C、 food 、 air 、 water
10、【 Single topic selection 】 Mixing in the form of packing seal generally includes ().（ B ）
A、 voltmeter
B、 Shaft seal cooling water
C、 Noise detector
11、【 Single topic selection 】 Before the completion acceptance of the construction project , The construction unit shall carry out occupational disease hazard assessment ().（ B ）
A、 Detection and evaluation
B、 Control effect evaluation
C、 Status evaluation
12、【 Single topic selection 】 The mass of fluid flowing through any section of the pipeline in unit time is called ().（ B ）
A、 Volume flow
B、 Mass flow
C、 Mass airspeed
13、【 Single topic selection 】 Spontaneous combustion refers to () low , It is prone to oxidation reaction in air , Something that releases heat and burns itself .（ B ）
A、 Flash point
B、 Spontaneous combustion point
C、 Melting point
14、【 Single topic selection 】 The granular material conveying system adopts the method of conveying gas ().（ A ）
A、 air
B、 oxygen
C、 nitrogen
15、【 Single topic selection 】 Workplaces with high toxic substances shall be equipped with () Color area warning line 、 Warning signs and warning instructions in Chinese , And set communication alarm equipment .（ B ）
A、 yellow
B、 red
C、 orange
16、【 Single topic selection 】 The concentration of pollutants in organized emission can be higher than that in unorganized emission ().（ C ）
A、 low
B、 identical
C、 high
17、【 Single topic selection 】 () According to the accident situation , Evacuate relevant personnel within the possible scope of the accident 、 Relocation and resettlement .（ C ）
A、 Relocation and resettlement
B、 Evacuation and transfer
C、 Evacuation and resettlement
18、【 Single topic selection 】 The expansion dryer is broken , immediately (), At the same time, close the dryer jacket to heat the steam , Open jacket cooling water valve .（ B ）
A、 Stop the dryer
B、 Reduce the speed of the dryer
C、 Find out the cause of material breaking
19、【 Single topic selection 】 The main purpose of applying lubricating oil to rolling bearings in operation is ().（ A ）
A、 Antifriction
B、 Anticorrosive
C、 seal up
20、【 Single topic selection 】 Generally, the higher the pressure , Spontaneous combustion point of combustibles ().（ A ）
A、 The lower the
B、 The higher the
C、 unchanged
21、【 Single topic selection 】 Liquefied gas occurs 、 Leakage of liquid ammonia , Wear when handling () glove .（ A ）
A、 Antifreeze
B、 Ordinary
C、 heat insulation
22、【 Single topic selection 】 The allowable concentration of methanol in the air is ()mg/㎥.（ B ）
A、20
B、50
C、30
23、【 Single topic selection 】 Which of the following is a fire safety device ().（ C ）
A、 Safety liquid seal
B、 Safety valve
C、 Fire arrestor
24、【 Single topic selection 】 The safety device used to stop the flame of flammable gas and flammable liquid vapor and prevent the spread of flame is ().（ B ）
A、 Emergency shut-off valve
B、 Flame arrester
C、 Safety valve
25、【 Single topic selection 】 When () When it is difficult to remove , It can be purged through the bypass pipe .（ A ）
A、 Cover of flowmeter inlet filter
B、 Regulating valve
C、 Hot water mixing venturi inlet
26、【 Single topic selection 】 According to the cause and nature of the explosion , Explosions can be divided into ().（ A ）
A、 Physical explosion 、 Chemical and nuclear explosions
B、 Physical explosion 、 Chemical explosion and decomposition explosion
C、 Explosive explosion 、 Chemical explosion and decomposition explosion
27、【 Single topic selection 】 Material () Is the main factor determining the electrostatic capacitance , Together with the resistivity of matter, it closely affects the generation of static electricity .（ B ）
A、 Static voltage
B、 Permittivity or permittivity
C、 Number of charges
28、【 Single topic selection 】 The main feature of explosion is ().（ A ）
A、 The pressure rises sharply
B、 A rise in temperature
C、 The surrounding medium vibrates
29、【 Single topic selection 】 During valve acceptance , Valve pressure test records shall be submitted 、 Safety valve () Pressure test records .（ B ）
A、 Set up
B、 adjustment
C、 Jump start
30、【 Single topic selection 】 The allowable concentration of hydrogen sulfide in the air is ()mg/㎥.（ C ）
A、5
B、15
C、10
31、【 Single topic selection 】 Three level safety education is factory level education 、 Workshop level education 、().（ C ）
A、 In Education
B、 Branch education
C、 Team education
32、【 Single topic selection 】 The powder conveying system adopts the method of conveying gas ().（ C ）
A、 air
B、 oxygen
C、 nitrogen
33、【 Single topic selection 】 Enterprises should put safety in production () Incorporated into the enterprise development strategy 、 Development planning and overall work deployment , And enterprise construction 、 production 、 business 、 Unified planning for reform and development 、 Unified deployment 、 Unified implementation .（ A ）
A、 Construction of emergency rescue team
B、 Emergency system construction
C、 Construction of emergency equipment system
34、【 Single topic selection 】 Vigilance and control are based on the accident scenario , Establish emergency disposal site () Area , Implement traffic control , Maintain site order .（ B ）
A、 control
B、 Vigilance
C、 enforce martial law
35、【 Single topic selection 】 The characteristics of hearing organ damage caused by noise are as follows in the early stage ().（ A ）
A、 High frequency hearing loss
B、 The bottom of the cochlea is damaged
C、 Low frequency hearing loss
36、【 Single topic selection 】 When the valve core of the stop valve falls off , Fluid ().（ A ）
A、 Cannot pass
B、 Flow rate is constant
C、 Reduced traffic
37、【 Single topic selection 】 according to 《 Regulations on the supervision and administration of labor protection articles 》,() The catalogue of labor protection articles shall be determined and published by the State Administration of work safety .（ A ）
A、 Special type
B、 special
C、 commonly
38、【 Single topic selection 】 The purpose of airtight reconstruction of on-site manhole cover is ().（ B ）
A、 Equipment management needs
B、 prevent VOC emission
C、 Prevent rainwater from flowing in
39、【 Single topic selection 】 The storage period of the canister is () year .（ B ）
A、 And a half
B、2
C、1
40、【 Single topic selection 】 Butadiene contains conjugated double bonds , If it happens 1,2 During addition polymerization , Yes () A stereoisomer .（ B ）
A、1
B、3
C、2
41、【 Single topic selection 】 The heat exchange mode in the tubular heat exchanger is ().（ A ）
A、 Convection and conduction
B、 Conduction and radiation
C、 convection
42、【 Single topic selection 】 The explosion limit of hydrogen is ()%.（ A ）
A、4 to 74
B、12.5 to 74
C、4.3 to 46
43、【 Single topic selection 】 Sampling port of production unit , Facilities for centralized sample recovery shall be set , During sampling, waste materials shall not be discharged into ().（ A ）
A、 The sewer
B、 Oil receiving barrel
C、 Recycling tank
44、【 Single topic selection 】 The feeding amount of the first polymerization kettle is unstable , The change between the feed temperature and the first kettle reaction temperature is ().（ A ）
A、 The feed temperature and the first kettle temperature fluctuate
B、 Feed temperature fluctuation , The temperature of the first kettle does not affect
C、 The feed temperature and the first kettle temperature have little change
45、【 Single topic selection 】 Generally, the oxygen content of combustible materials is lower than ()% Can't burn in the air .（ B ）
A、16
B、14
C、18
46、【 Single topic selection 】 The five elements of production safety refer to ().（ B ）
A、 people 、 machine 、 Environmental Science 、 management 、 Information
B、 Safety culture 、 Safety legal system 、 Safety responsibility 、 Safety technology 、 Safety input
C、 people 、 matter 、 energy 、 Information 、 equipment
47、【 Single topic selection 】 The synthetic methods of polymer compounds include chain addition polymerization and () There are two main types of polymerization .（ C ）
A、 cation
B、 anion
C、 Step by step
48、【 Single topic selection 】 To reduce air pollution , Enterprises should pay attention to the nitrogen oxides produced in the process of fuel combustion ().（ C ）
A、 High altitude discharge
B、 If you meet the standard, you can
C、 Take control measures
49、【 Single topic selection 】 The volatile vapor on the surface of organic compounds is mixed with air to produce instant flame or flash , This phenomenon is called ().（ A ）
A、 Flashover
B、 Spontaneous combustion
C、 The explosion
50、【 Single topic selection 】 according to 《 Measures for management of emergency plan for production safety accidents 》, There are many kinds of risks in production and operation units 、 Multiple types of accidents may occur , It shall organize the preparation of its own ().（ C ）
A、 Site disposal plan
B、 Special emergency plan
C、 Comprehensive emergency plan
51、【 Judgment questions 】 The pressure gauge can be connected to the pressure vessel through pipeline .（ × ）
52、【 Judgment questions 】 The training elements shall specify the emergency training plan for the personnel of the unit 、 Methods and requirements . If the plan involves communities and residents , We should do a good job in publicity, education and notification .（ √ ）
53、【 Judgment questions 】 After the dryer breaks , If the feeding port of the dryer is blocked , Stop immediately .（ × ）
54、【 Judgment questions 】 The discharge of the safety valve depends on the diameter of the valve seat and the opening of the valve flap .（ √ ）
55、【 Judgment questions 】 The work safety supervision and administration departments at all levels shall incorporate the training of emergency plans into the work plan of work safety training , And organize and implement the emergency plan training of key production and business units within their administrative areas .（ √ ）
56、【 Judgment questions 】 Upon completion of pipeline maintenance and acceptance , Maintenance records must be submitted , Including single line diagram .（ √ ）
57、【 Judgment questions 】 If you find fire hazards and fire safety violations, you can call 96119 Telephone , Report to the local public security and Fire Department .（ √ ）
58、【 Judgment questions 】 In order to improve the friction performance , Make the packing seal have enough service life , Media leakage is not allowed .（ × ）
59、【 Judgment questions 】 Ionic polymerization cannot be carried out in water .（ √ ）
60、【 Judgment questions 】 The structure of the agitator shall meet the requirements of materials with different viscosities , Therefore, there are many structural forms , Must be selected according to production demand .（ √ ）
61、【 Judgment questions 】 During the construction of occupational disease prevention facilities of the construction project , The construction unit shall conduct regular inspection , Rectify the problems found in time .（ √ ）
62、【 Judgment questions 】 The greater the degree of polymerization , The greater the molecular weight of the polymer .（ √ ）
63、【 Judgment questions 】 Cavitation is caused by high liquid temperature .（ × ）
64、【 Judgment questions 】 The reciprocating pump can also adjust the flow by installing the outlet valve .（ × ）
65、【 Judgment questions 】 As long as electricians are not exposed to toxic and harmful substances , There is no need for occupational health examination .（ × ）
66、【 Judgment questions 】 The operator has the right to refuse to perform any behavior that is not conducive to the safe operation of pressure vessels .（ √ ）
67、【 Judgment questions 】 Difficulty 、 Labor intensity is high 、 Work in confined space for a long time shall be carried out in turn .（ √ ）
68、【 Judgment questions 】 Employees of production and business operation units , According to the use rules and protection requirements of protective articles , The labor protection articles must be checked 、 Be able to use and maintain correctly .（ √ ）
69、【 Judgment questions 】 Standard of purging : During air purging , The first is to ensure the pressure of the air source and the flow rate during purging , When purging, no color can be seen from the discharge fluid 、 Turbid solids , Or for tower and trough , There is no sediment inside 、 Foreign matter , The purging can be stopped .（ √ ）
70、【 Judgment questions 】 Solution polymerization draws out the heat of reaction by solvent evaporation .（ √ ）
71、【 Judgment questions 】 office 、 group 、 Public institutions shall conduct fire prevention inspection at least once a quarter , Other units shall conduct fire prevention inspection at least once a month .（ √ ）
72、【 Judgment questions 】 Hot work is divided into special dangerous hot work and class I hot work .（ × ）
73、【 Judgment questions 】 Special equipment includes the materials used 、 Attached safety accessories 、 Safety protection devices and facilities related to safety protection devices .（ √ ）
74、【 Judgment questions 】 When citizens participate in emergency rescue work or assist in maintaining social order , Their wages and benefits in the unit remain unchanged ; Outstanding performance 、 With remarkable achievements , The people's government at or above the county level shall commend or reward .（ √ ）
75、【 Judgment questions 】 After the safety valve is adjusted , There shall be no leakage under the design pressure .（ × ）
76、【 Judgment questions 】 Chemical protective clothing is to prevent chemicals from entering the body through the skin .（ √ ）
77、【 Judgment questions 】 When workers are exposed to acute occupational poisoning hazards or have symptoms of occupational poisoning , The employer shall immediately organize relevant workers to have emergency occupational health examination .（ √ ）
78、【 Judgment questions 】 The emergency drill is aimed at the accident scenario , Early warning actions simulated according to the emergency plan 、 accident report 、 Command and coordination 、 On site disposal and other activities .（ √ ）
79、【 Judgment questions 】 Impulse piping 、 Primary Gauge Valves such as pressure gauge need not be closed before purging , Then check whether it is contaminated by dirt .（ × ）
80、【 Judgment questions 】 After the occupational health examination , What needs to be reviewed , Review items can be added according to review requirements .（ √ ）
81、【 Judgment questions 】 Explosions are divided into physical explosions 、 Chemical and nuclear explosions .（ √ ）
82、【 Judgment questions 】 In production, when the amount of heating steam in the tower kettle remains unchanged , The tower top pressure increases , Then the amount of rising steam in the tower increases relatively .（ × ）
83、【 Judgment questions 】 The leakage test standard of the device is : There is no bubble at each welding position , No tiny foam is qualified .（ √ ）
84、【 Judgment questions 】 The waste acid is directly discharged after being diluted with water .（ × ）
85、【 Judgment questions 】 The purpose of closed purging is to protect the environment .（ √ ）
86、【 Judgment questions 】 Reduce the sulfur content in the fuel , It can effectively reduce the emission of sulfur dioxide in flue gas .（ √ ）
87、【 Judgment questions 】 The main index to measure the heat resistance of polymers is the melting point .（ × ）
88、【 Judgment questions 】 The function of catalyst is to accelerate chemical reaction .（ √ ）
89、【 Judgment questions 】 The approval page of the emergency plan can be released only after being approved by the main person in charge of the issuing unit .（ √ ）
90、【 Judgment questions 】 In the work of safety production , What is usually said “ Three violations ” The phenomenon refers to the violation of operating procedures 、 Violation of operating procedures 、 Violation of safety regulations .（ × ）
91、【 Judgment questions 】 Asbestos containing insulation materials are hazardous waste .（ √ ）
92、【 Judgment questions 】 The overhead flare of the whole plant should be located on the windward side of the wind direction with the minimum frequency of the whole year in the production area .（ √ ）
93、【 Judgment questions 】 The damage pathway of carbon dioxide is ingestion of the digestive tract .（ × ）
94、【 Judgment questions 】 Chemical waste gas is flammable 、 Explosive 、 Strong corrosivity and other characteristics .（ √ ）
95、【 Judgment questions 】 Garbage is also a resource of great development value .（ √ ）
96、【 Judgment questions 】 Operators shall check tools before operation 、 equipment 、 Whether there are unsafe factors in the site environment , Whether personal protective equipment is worn correctly .（ √ ）
97、【 Judgment questions 】 The management of the emergency plan follows the principle of comprehensive coordination 、 Classification management 、 Grade responsibility 、 The principle of territoriality .（ √ ）
98、【 Judgment questions 】 The scrapped equipment can leave the factory after passing the explosion test .（ × ）
99、【 Judgment questions 】 For production and business units that implement work safety license , Failing to record and register the emergency plan , When applying for work safety license , The corresponding emergency plan filing registration form may not be provided , Only emergency plans are provided .（ × ）
100、【 Judgment questions 】 You don't have to wear protective clothing during a temporary visit to the factory .（ × ）
Support the examination questions of precision polymerization process operation in all regions of the country , Support safety certificate , Special operation certificate , Exercises on the question bank of vocational skill appraisal and other types of work .