石油北京17春油气储运工程专业英语第一阶段在线作业
石油北京17春油气储运工程专业英语第一阶段在线作业单选题 (共13道题)
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1.(2.5分) The individual phases (gas, , liquid water, and solids) should be separated from each other as early as practical.
A、liquid hydrocarbon
B、free water
C、sludge
D、bubbles
我的答案:A 此题得分:2.5分
2.(2.5分) is the mainly compound in natural gas.
A、Oxygen
B、Methane
C、Ethane
D、Propane
我的答案:B 此题得分:2.5分
3.(2.5分) H2S and CO2 are very corrosive when is present.
A、liquid water
B、air
C、oxygen
D、bubbles
我的答案:A 此题得分:2.5分
4.(2.5分) H2S and CO2 are short for .
A、hydrogen sulfide and carbon dioxide
B、hydrogen sulfur and carbon oxygen
C、hydrogen sulfide and carbon oxygen
D、hydrogen sulfur and carbon dioxide
我的答案:A 此题得分:2.5分
5.(2.5分) Sweet gas refers to the gas containing .
A、ethane
B、CO2
C、H2S
D、water vapor
我的答案:B 此题得分:2.5分
6.(2.5分) are built in vertical, horizontal and spherical designs.
A、Separators
B、Heater-treaters
C、Towers
D、Meters
我的答案:A 此题得分:2.5分
7.(2.5分) The size of heat-treater is dependent upon the of oil and water to be handled.
A、pressure
B、temperature
C、volume
D、composition
我的答案:C 此题得分:2.5分
8.(2.5分) An emulsion is a combination of two immiscible .
A、solids
B、liquids
C、waters
D、gases
我的答案:B 此题得分:2.5分
9.(2.5分) For the formation of a stable emulsion, the liquids must be .
A、mixed
B、dispersed
C、free
D、immiscible
我的答案:D 此题得分:2.5分
10.(2.5分) There must be sufficient to disperse one liquid as droplets in the other for the formation of a stable emulsion.
A、agitation
B、mixing
C、flowing
D、bubbles
我的答案:A 此题得分:2.5分
11.(2.5分) There must be an for the formation of a stable emulsion.
A、demulsifier
B、salt
C、emulsifier
D、 water
我的答案:C 此题得分:2.5分
12.(2.5分) In W/O emulsion, is the dispersed phase.
A、demulsifier
B、oil
C、emulsifier
D、 water
我的答案:D 此题得分:2.5分
13.(2.5分) Hydrate inhibitors is used to lower of water vapor and thus prevent hydrate formation in flow lines.
A、pressure
B、temperature
C、flow rate
D、freezing point
我的答案:D 此题得分:2.5分
多选题 (共13道题)
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14.(2.5分) The non-hydrocarbons may contain .
A、carbon
B、oxygen
C、sulfur
D、nitrogen
我的答案:ABCD 此题得分:2.5分
15.(2.5分) The non-hydrocarbon contaminants must be removed as much as feasible for .
A、storage
B、transport
C、reinjection
D、disposal
我的答案:ABCD 此题得分:2.5分
16.(2.5分) Dehydration of produced oil involves .
A、residence time
B、chemical addition
C、heat
D、electrostatic fields
我的答案:ABCD 此题得分:2.5分
17.(2.5分) Types of equipment used for removing oil and solids during produced water treatment include .
A、oil skimmer tanks
B、plate coalescers
C、air flotation tanks
D、hydrocyclones
我的答案:ABCD 此题得分:2.5分
18.(2.5分) The separation of natural gas from liquids and/or impurities in a separator combines .
A、gravity
B、time
C、mechanical processes
D、chemicals
我的答案:ABCD 此题得分:2.5分
19.(2.5分) For separation of well-stream fluids, the operating pressure of separator is dependent upon .
A、the pressure of the gas sales line
B、the flowing pressure of the well
C、flow rate
D、operating pressure
我的答案:ABD 此题得分:2.5分
20.(2.5分) During oil treating, must be removed before selling the oil.
A、Liquid hydrocarbon
B、gas
C、water
D、sediment
我的答案:BCD 此题得分:2.5分
21.(2.5分) In an emulsion,the liquid that is broken up into droplets is known as the .
A、discontinuous phase
B、dispersed phase
C、internal phase
D、continuous phase
我的答案:ABC 此题得分:2.5分
22.(2.5分) Whether an emulsion is tight or loose depends on several factors,including .
A、the properties of the oil and water
B、the percentage of oil and water in the emulsion
C、the type and amount of emulsifier present
D、the pressure and temperature of emulsion
我的答案:ABC 此题得分:2.5分
23.(2.5分) Refining of water-bearing crude can cause severe problems.
A、leakage
B、pollution
C、corrosion
D、plugging
我的答案:CD 此题得分:2.5分
24.(2.5分) Sour gas may contain .
A、sulfur compounds
B、CO2
C、H2S
D、water vapor
我的答案:AC 此题得分:2.5分
25.(2.5分) The aim of removal of acid gases includes that .
A、they will cause corrosion problems
B、they will cause plugging
C、they have no heating value
D、H2S is lethal in very small quantities
我的答案:ACD 此题得分:2.5分
26.(2.5分) For gas sweetening process, which ones are right?
A、In batch processes, the reactant can be regenerated.
B、The aqueous amine solutions can be regenerated.
C、The physical solvents can be regenerated with heat.
D、Direct oxidation to sulfur practically eliminates H2S emissions.
我的答案:BD 此题得分:2.5分
判断题 (共14道题)
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27.(2.5分) Oil is the blood of industry.
正确
错误
我的答案:正确 此题得分:2.5分
28.(2.5分) Dehydration of produced oil is required to reduce the water content to a value acceptable for transportation or sales.
正确
错误
我的答案:正确 此题得分:2.5分
29.(2.5分) The major goal of oil removal from produced water is to prevent reservoir plugging.
正确
错误
我的答案:正确 此题得分:2.5分
30.(2.5分) LNG is natural gas liquids.
正确
错误
我的答案:错误 此题得分:2.5分
31.(2.5分) The equipment most widely used for separation of well-stream gas from free liquids is referred to as a separator.
正确
错误
我的答案:正确 此题得分:2.5分
32.(2.5分) Heater-treaters can be vertical, horizontal or spherical in design.
正确
错误
我的答案:错误 此题得分:2.5分
33.(2.5分) In an emulsion, liquids do not mix together under normal conditions.
正确
错误
我的答案:正确 此题得分:2.5分
34.(2.5分) API is short for American Petroleum Institute.
正确
错误
我的答案:正确 此题得分:2.5分
35.(2.5分) The viscosity of crude oil decreases as the water content is increased.
正确
错误
我的答案:错误 此题得分:2.5分
36.(2.5分) W/O emulsion is also called regular or normal emulsion.
正确
错误
我的答案:正确 此题得分:2.5分
37.(2.5分) Degassing should be done prior to emulsion treating.
正确
错误
我的答案:正确 此题得分:2.5分
38.(2.5分) Dehydration of natural gas includes: absorption and adsorption.
正确
错误
我的答案:正确 此题得分:2.5分
39.(2.5分) In absorption, the desiccant is liquid.
正确
错误
我的答案:正确 此题得分:2.5分
40.(2.5分) In adsorption, the desiccant is liquid.
正确
错误
我的答案:错误 此题得分:2.5分
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