智慧树知道气藏工程（双语）章节测试答案

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1、
According to the phase diagram,the gas reservoir can be devided into ( ).

选项：

A:condensate gas reservoir

B:wet gas reservoir

C:dry gas reservoir

D:pure gas reservoir

答案: 【】

2、
The unconventional gases include ( ).

选项：

A:tight gas

B:coalbed methane

C:shale gas

D:gas hydrate

E:associated gas

答案: 【】

第一章 章节测试

1、
The constituents and their ( )in the natural gas is called the composition of natural gas.

选项：

A:mole fraction

B:proportions

C:mass fraction

D:volume fraction

答案: 【】

2、
The z factor depends on ( ), can be measured in the laboratory or obtained from correlations.

选项：

A:gas composition

B:pressure

C:temperature

D:specific gravity

答案: 【】

3、
Several gas properties have the same values for similar gases at identical values of ( ).

选项：

A:reduced pressure

B:critical pressure

C:reduced temperature

D:critical temperature

答案: 【】

4、
Under standard conditions, we can express the specific gravity of a gas mixture as ratio of apparent molecular weight of the gas to ( ).

选项：

A:30

B:29

C:28

D:16

答案: 【】

5、
If a significant fraction of heavy components is present in the natural gas mixture, laboratory measurements of ( ) of the C7+ fraction are required to use mixing rules.

选项：

A:the molecular weight

B:mole fraction

C:gravity

D:critical temperature

E:critical pressure

答案: 【】

6、
The FVF of a gas is defined as the ratio of gas volume at reservoir temperature and pressure to the volume at ( ).

选项：

A:stock tank condition

B:surface condition

C:standard condition

D:reservoir condition

答案: 【】

7、
For an ideal gas, the isothermal coefficient of compressibility is the reciprocal of ( ).

选项：

A:z factor

B:temperature

C:molecular weight

D:pressure

答案: 【】

8、
Under the condition that reservoir pressure is greater than the original bubblepoint pressure, the solution gas oil ratio is ( ) the solution gas oil ratio at bubblepoint.

选项：

A:greater than

B:equal to

C:less than

D:less or equal to

答案: 【】

9、
The concentration of dissolved solids in water can be measured with several different units, including(  ).

选项：

A:parts per million

B:weight percent

C:grams of salt per liter

D:grams Nacl per liter

答案: 【

】

10、
The effect of non-Darcy flow usually is incorporated into fluid flow equations as an additional ( )that is rate dependent.

选项：

A:skin factor

B:pressure drop

C:rate change

D:pressure change

答案: 【】

第二章 章节测试

1、
To develop analysis and design techniques for well testing, we must make several simplifying assumptions about the well and reservoir being modeled. These assumptions are introduced as needed to combine ( ).

选项：

A:the principle of mass conservation

B:an equation of fluid motion

C:an equation of state

D:an equation of well testing

答案: 【】

2、
In a ( ) reservoir, fluid flows radially from the reservoir to the wellbore.

选项：

A:Homogeneous-acting

B:Heterogeneous-acting

C:polyhedral

D:cylindrical

答案: 【】

3、
Assuming that the ( ) is zero, we can write a mass balance on the element as win–wout=qm .

选项：

A:pressure

B:velocity

C:net generation of matter

D:the mass flow rate into the system

答案: 【】

4、
An EOS relates volume (or density) to ( ).

选项：

A:pressure

B:velocity

C:temperature

D:viscosity

答案: 【】

5、
The assumption of constant is valid only for ( ).

选项：

A:very low pressure and gas gravities at low temperatures

B:very low pressure and gas gravities at high temperatures

C:very high pressure and gas gravities at low temperatures

D:very high pressure and gas gravities at high temperatures

答案: 【】

6、
The assumptions of ideal-reservoir model include ( ) and negligible gravity effects.

选项：

A:Homogeneous and isotropic porous medium

B:pressure dependent rock and fluid properties.

C:applicability of Darcy’s law

D:uniform thickness, radial flow, small pressure gradients

答案: 【】

7、
Using the reference length, we define dimensionless radius as ( ).

选项：

A:rD=r˙rw

B:rD=r/rw

C:rD=rw/r

D:rD=r-rw

答案: 【】

8、
We would like pD=0 when p=pi , pD to increase with time and pD to be positive. So we rewrite pD in the form ( ).

选项：

A:pD=(pc-p)/pi

B:pD=(p-pc)/pi

C:pD=(p-pi)/pc

D:pD=(pi-p)/pc

答案: 【】

第三章 章节测试

1、
The dry gases at the surface “dry” indicates that no ( )form in the surface equipment during production.

选项：

A:water

B:liquid hydrocarbons

C:heavy hydrocarbons

D:connate water

答案: 【】

2、
The total cumulative gas production is the difference between original gas in place and gas in place at some ( ).

选项：

A:later conditions

B:economic conditions

C:abandonment conditions

D:technical conditions

答案: 【】

3、
Because of reservoir ( ), the encroaching water does not sweep some portions of the reservoir effectively.

选项：

A:heterogeneities

B:discontinuities

C:water influx

D:faults

答案: 【】

4、
To account for the unswept portions of the reservoir, we introduce a ( ) into the volumetric equation.

选项：

A:volumetric sweep efficiency

B:water saturation

C:recovery factors

D:gas saturation

答案: 【】

5、
Material balance methods provide a simple and effective methods for estimating ( ) at any stage of reservoir depletion.

选项：

A:original gas in place

B:recovery factor

C:gas reserves

D:production

答案: 【】

6、
The dominant drive mechanism of normal volumetric dry gas reservoir is ( )as reservoir pressure decreases.

选项：

A:rock expansion

B:water expansion

C:oil expansion

D:gas expansion

答案: 【】

7、
The Methods for estimating water influx include ( ).

选项：

A:horner method

B:van Everdingen-Hurst method

C:Carter-Tracy method

D:Fetkovich Method

答案: 【】

8、
To develop the material balance equation for a volumetric geopressure gas reservoirs, the drive mechanism including( )during the productive life of the reservoir.

选项：

A:gas expansion

B:rock expansion

C:water expansion

D:oil expansion

答案: 【】

9、
If we analyze the geopressured reservoir using techniques for normally pressured reservoirs, we will ( )the original gas in place .

选项：

A:underestimate

B:Overestimate

C:equal to

D:any possible

答案: 【】

10、
Using volumetric method, the original gas in place can be calculated by ( ).

选项：

A:areas

B:porosity

C:thickness

D:water saturation

E:FVF of gas in initial

F:cumulative gas production

答案: 【】

第四章 章节测试

1、
The basis of decline curve analysis is that future production continues to follow the past trend, we can use these models to estimate ( ).

选项：

A:original gas in place

B:ultimate gas reserves

C:remaining productive life

D:formation permeability

E:skin factor

答案: 【】

2、
Depend on the value of the decline exponent has different forms, these forms of decline are ( ).

选项：

A:exponential

B:harmonic

C:hyperbolic

D:Aprs

答案: 【】

3、
The Arps’ decline equation is based on important and widely violated assumptions including ( ).

选项：

A:constant BHP

B:unchanging drainage area

C:constant k and s

D:boundary dominated flow

答案: 【】

4、
For exponential decline, there are some straight lines of ( ).

选项：

A:lgq VS t

B:lgq VS Gp

C:q VS Gp

D:q VS t

答案: 【】

5、
（ ）called constant percentage decline, is characterized by a decrease in production rate per unit of time .

选项：

A:exponential

B:harmonic

C:hyperbolic

D:Aprs

答案: 【】

6、
The Fetkovich decline type curves are based on ( ) to the flow equations for production at constant BHP.

选项：

A:empirical solution

B:analytical solution

C:actual solution

D:practical solution

答案: 【】

7、
Application of the Fetkovich type curves, we can estimate ( ).

选项：

A:gas reserves

B:permeability

C:reservoir pore volume

D:skin factor

E:productive life

答案: 【】

8、
Carter offered improved accuracy by plotting functions that include the changes of parameters ( )in gas properties with pressure.

选项：

A:FVF

B:Viscosity

C:Compressibility

D:density

答案: 【】

9、
For the harmonic Decline, the decline exponent is ( ).

选项：

A:equal to 1

B:less than 1

C:larger than 0

D:equal to 0

答案: 【】

10、
To solve the arps’ equation, we need to calculate three parameters of ( ).

选项：

A:initial flow rate

B:initial decline rate

C:decline exponent

D:time

答案: 【】

第五章 章节测试

1、
For the line-source well,what are the additional assumptions?

选项：

A:Radial flow

B:Applicability of Darcy’s flow

C:The well has zero radius

D:The well drains an infinite area

答案: 【】

2、
To solve the arps’ equation, we need to calculate three parameters of ( ).

选项：

A:initial flow rate

B:initial decline rate

C:decline exponent

D:time

答案: 【】

3、
Flow periods in a vertically fractured well include ( ).

选项：

A:Fracture Linear Flow

B:Bilinear Flow

C:Formation Linear Flow

D:Elliptical Flow

E:Pseudoradial Flow

答案: 【】

4、
We model a ( ) rate gas flow test using superposition in time method.

选项：

A:constant

B:variabl

C:High

D:Low

答案: 【】

5、
The basis of well-test analysis for homogeneous-acting reservoir is ( ).

选项：

A:the line-source solution to the diffusivity equation

B:the line-source solution to the state equation

C:the line-source solution to the fluid motion equation

D:the line-source solution to the fluid continuity equation

答案: 【】

6、
The wellbore ( ) state flow pressure of gas well can be expressed by pseudopressure and pseudotime, pressure and time, adjusted pressure and time, pressure square and time.

选项：

A:steady

B:pseudosteady

C:unsteady

D:none of the above

答案: 【】

7、
The plot of adjusted shut in BHP, from a buildup test as a function of the log of the adjusted Horner time ratio function, we CANNOT calculate parameters of ( ).

选项：

A:apparent skin factor

B:original reservoir pressure

C:actual skin factor

D:permeability

答案: 【】

8、
In gas reservoir with ( ), non-Darcy flow effects may cause substantial errors in estimates of the apparent skin factor.

选项：

A:k>0.1d

B:k>0.1md

C:k<0.1d

D:k<0.1md

答案: 【】

9、
The original reservoir pressure is obtained by extrapolating the middle-time semilog straight line to ( ).

选项：

A:(tp–Δt)/Δt=1

B:(tp+Δt)/tp=1

C:(tp–Δt)/tp=1

D:(tp+Δt)/Δt=1

答案: 【】

10、
In the pressure drawndown test, the slope of the straight line of p vs logt can calculate the reservoir ( ).

选项：

A:rate

B:permeability

C:thickness

D:pressure

答案: 【】