【求助】请高人帮帮忙,英译汉,真的很急。先谢下
急需这段文章的翻译,明天用,找专业翻译也来不及了,到这求助试试。请高手帮下吧,谢谢谢谢谢谢!!Acontrolsystemhasbeenformallydescribed...
急需这段文章的翻译,明天用,找专业翻译也来不及了,到这求助试试。请高手帮下吧,谢谢谢谢谢谢!!
A control system has been formally described as, “A system in which deliberate guidance or manipulation is used to achieve a
prescribed value of a variable.” With a variable further defined as, “a quantity or condition which is subject to change,” it becomes
apparent that the components of
a control system may be virtually
any definable entity, be it electrical,
mechanical, biological,
organizational or otherwise.
The human circulatory system,
pacemakers, motor speed controls,
clothes dryers, automobile
cruise controls and voltage regulators
are a few examples of the
vast number of control systems in
existence. The diversity of control
systems may at first seem a
barrier against the development
of a common analysis and design
strategy. Fortunately, if the components
of a system can be represented
through a common
mathematical symbolism, then
there exists a collection of concepts
and methods for studying
the physical properties of control
systems known as control theory.
While a thorough study of control
theory is far beyond the scope of
this application note, the following
paragraphs present the basic
concepts associated with classic
control theory as applied to continuous
linear control systems.2
To categorize control systems
with common traits or functions,
several subclasses of control systems
have been defined. One of
the basic categories of control
systems are those systems which
operate without human intervention.
Control systems in this category
are called automatic control
systems. An example of an automatic
control system is an automobile
cruise control which
maintains the speed of the vehicle
without attention from the driver.
If the driver disengages the cruise
control, he then becomes part of
the control system regulating the
speed of the car and, therefore,
part of a nonautomatic control
system.
Another category involves those
automatic control systems which
involve mechanical motion as the
controlled variable. These control
systems are called servomechanisms
(commonly referred
to as servos) and are defined as,
“An automatic feedback control
system in which the controlled
variable is mechanical position or
any of its time derivatives.” While
this definition seems straightforward,
general usage has diluted
the literal meaning to include
virtually any electronic, electromechanical
or mechanical
control system. 展开
A control system has been formally described as, “A system in which deliberate guidance or manipulation is used to achieve a
prescribed value of a variable.” With a variable further defined as, “a quantity or condition which is subject to change,” it becomes
apparent that the components of
a control system may be virtually
any definable entity, be it electrical,
mechanical, biological,
organizational or otherwise.
The human circulatory system,
pacemakers, motor speed controls,
clothes dryers, automobile
cruise controls and voltage regulators
are a few examples of the
vast number of control systems in
existence. The diversity of control
systems may at first seem a
barrier against the development
of a common analysis and design
strategy. Fortunately, if the components
of a system can be represented
through a common
mathematical symbolism, then
there exists a collection of concepts
and methods for studying
the physical properties of control
systems known as control theory.
While a thorough study of control
theory is far beyond the scope of
this application note, the following
paragraphs present the basic
concepts associated with classic
control theory as applied to continuous
linear control systems.2
To categorize control systems
with common traits or functions,
several subclasses of control systems
have been defined. One of
the basic categories of control
systems are those systems which
operate without human intervention.
Control systems in this category
are called automatic control
systems. An example of an automatic
control system is an automobile
cruise control which
maintains the speed of the vehicle
without attention from the driver.
If the driver disengages the cruise
control, he then becomes part of
the control system regulating the
speed of the car and, therefore,
part of a nonautomatic control
system.
Another category involves those
automatic control systems which
involve mechanical motion as the
controlled variable. These control
systems are called servomechanisms
(commonly referred
to as servos) and are defined as,
“An automatic feedback control
system in which the controlled
variable is mechanical position or
any of its time derivatives.” While
this definition seems straightforward,
general usage has diluted
the literal meaning to include
virtually any electronic, electromechanical
or mechanical
control system. 展开
2个回答
展开全部
一个控制系统已经是正式地描述为," 一个系统在哪一仔细考虑指导或处理用来达成一
规定了一个变数的价值" 由于一个变数更进一步定义当,之时"一种量或受制于改变的情况," 它变成。
明显的成份
一个控制系统可能事实上
任何的可定义的实体,它是电的吗,
机械的,生物学的,
组织的或其它的。
人类的循环系统,
心律调整器, 马达速度控制,
衣服干衣机, 汽车
巡航控制和电压调整者
一些例子是吗那
控制系统的巨大数字在
存在。 控制的各式个样
系统起先可能一
障碍反对发展
通常的分析和设计
策略。 幸运地, 如果成份
一个系统可能被表现
经过一通常的
数学的象征, 然后
那里存在观念的一个收集
而且学习的方法
控制的物理性质
系统即是控制理论。
虽然控制的一项完全的研究
理论是远的超过范围
这一个申请笔记, 下列各项
段落呈现基本
被和古典作品联合的观念
控制理论当做适用于连续
线的控制系统。2
分类控制系统
藉由通常的特色或功能,
控制系统的一些亚纲
已经被定义。 一
基本控制的种类
系统是那些系统
不需要人类的干涉就能操作。
控制这一个种类的系统
被称为自动机械控制
系统。 自动机械的一个例子
控制系统是一辆汽车
巡航控制
维持交通工具的速度
没有来自驾驶者的注意。
如果驾驶者使自由巡航
控制, 他然后变成部份
控制系统管理那
汽车的速度和,因此,
非自动机械控制的部份
系统。
另外的一个种类包括那些
自动机械控制系统
包括机械的运动当做那
受约束的变数。 这些控制
系统叫做自动驾驶装置
( 普遍提到
到如伺服) 而且被定义当,之时
" 一个自动机械回应控制
系统在那受约束的
变数是机械的位置或
它的时间之中的任何一个引出之物." 当
这一种定义笔直,
一般的用法已经冲淡
文字的意义包括
事实上任何的电子, 电机械
或机械的
控制系统。
规定了一个变数的价值" 由于一个变数更进一步定义当,之时"一种量或受制于改变的情况," 它变成。
明显的成份
一个控制系统可能事实上
任何的可定义的实体,它是电的吗,
机械的,生物学的,
组织的或其它的。
人类的循环系统,
心律调整器, 马达速度控制,
衣服干衣机, 汽车
巡航控制和电压调整者
一些例子是吗那
控制系统的巨大数字在
存在。 控制的各式个样
系统起先可能一
障碍反对发展
通常的分析和设计
策略。 幸运地, 如果成份
一个系统可能被表现
经过一通常的
数学的象征, 然后
那里存在观念的一个收集
而且学习的方法
控制的物理性质
系统即是控制理论。
虽然控制的一项完全的研究
理论是远的超过范围
这一个申请笔记, 下列各项
段落呈现基本
被和古典作品联合的观念
控制理论当做适用于连续
线的控制系统。2
分类控制系统
藉由通常的特色或功能,
控制系统的一些亚纲
已经被定义。 一
基本控制的种类
系统是那些系统
不需要人类的干涉就能操作。
控制这一个种类的系统
被称为自动机械控制
系统。 自动机械的一个例子
控制系统是一辆汽车
巡航控制
维持交通工具的速度
没有来自驾驶者的注意。
如果驾驶者使自由巡航
控制, 他然后变成部份
控制系统管理那
汽车的速度和,因此,
非自动机械控制的部份
系统。
另外的一个种类包括那些
自动机械控制系统
包括机械的运动当做那
受约束的变数。 这些控制
系统叫做自动驾驶装置
( 普遍提到
到如伺服) 而且被定义当,之时
" 一个自动机械回应控制
系统在那受约束的
变数是机械的位置或
它的时间之中的任何一个引出之物." 当
这一种定义笔直,
一般的用法已经冲淡
文字的意义包括
事实上任何的电子, 电机械
或机械的
控制系统。
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