Ultrasonic liquid level measurement is a kind of traditional but having potential's methods.
超声波测量液位是一种传统的、同时又非常具有发展潜力的方法。
A method about acquisition and processing of ultrasonic echo signal in liquid level measurement is introduced.
介绍了一种在液位测量中超声回波信号的采集与处理方法。
This paper analyzed some method of liquid level measurement and introduced a new method to measure the liquid level.
本文通过对几种液位检测法的分析，重点介绍一种实用的液位检测法。
The measuring method proposed in this paper provides an effective method for the liquid level measurement of the sealed contai…
该方法为密封容器的液位测量提供了一种有效的检测手段。
The measuring method proposed in this paper provides an effective method for the liquid level measurement of the sealed container.
该方法为密封容器的液位测量提供了一种有效的检测手段。
This paper introduces a new type measuring head for operating the liquid level measurement in a gauge glass with lineal array CCD.
本文介绍一种使用线阵CCD进行玻璃管内液位测量的光电测量头。
It introduces the design of a liquid level measurement system based on the C51 single chip microcontroller and optical fiber technique.
介绍了一种基于C51单片机和光纤技术的液位测量仪的系统设计。
The design proposal has certain universality, which could apply to relative liquid level measurement system or data acquisition system.
该设计方案具有一定的通用性，能适用相关的液位测量系统或数据采集系统。
That properties of noncontacted measured liquid made liquid level measurement by lamb wave can be used for accurate measurement of liquid level in sealed container.
利用兰姆波进行液位测量，有不接触待测液体的特点，可用于密封容器内液位的准确测量。
This paper introduces a multi place liquid level measurement system, which employed eight linear array CCD for real time image capture of each liquid dividing line.
本文提出一套多界面位置实时监控系统。该系统采用八个线阵CCD像感器分别接收每个界面的光学图像。
In this paper, the liquid level measurement of sealed air-condition compressor is introduced and an ultrasonic testing system based on virtual instrument is developed.
文章介绍了对封闭式空调压缩机的液位测量，研发了基于虚拟仪器技术的超声波检测系统。
Capacitive system for liquid level measurement can measure the liquid level according to the principle which capacitance value is changed with the dielectric constant.
电容式液位测量系统是基于改变介电常数时，电容器的电容量变化的原理来测量液位的。
The traditional liquid level measurement under dynamic states and complicated surroundings have potential defects that are low resolution, low precision and big dead zone.
传统的液位测量方式在动态复杂环境下，都存在分辨率低、精度弱、测量盲区大等缺陷。
This system use STC89C52 microcontroller as the core, through a combination of hardware and written of software program, achieve the design of general type liquid level measurement system.
本系统以STC 89c52单片机为核心，通过硬件电路连接和软件程序的编写实现通用型超声波自动测量物体液位系统的设计。
Application results show that the device with a lower cost, higher anti-interference capacity is up to the requirements of almost all kinds of liquid level measurement in oil tank and data transfer.
现场应用结果表明：该测量仪生产成本低、抗干扰能力强，可以满足油罐各类液位的测量和数据传送的要求。
Liquid level regulator is a very wide application of the production of liquid level measurement and control equipment, so the accuracy of measurement and control accuracy is the key to the equipment.
液位调理器是消费中应用很广液位丈量和节制地设备，所以丈量地准确性和节制地精确性是本设备地关头。
Measurement and control of Liquid Level is an important link on controlling of pharmaceutical tank.
液位的测量与控制是制药厂储液塔罐控制的重要组成环节。
The magnetostriction technology is employed in fuel mass measurement in this paper, the measurement principle of the magnetostriction liquid level sensor is thoroughly expatiated.
本文将磁致伸缩技术应用到燃油油量的测量中，对磁致伸缩液位传感器的测量机理进行了深入的阐述。
The product is suitable for level measurement of vaporizable liquid in pressure vessels especially liquefied gas in underground tank.
该产品适用于压力容器中易汽化介质的液体测量，尤其适合埋地罐液化气介质的液位测量。
The methods of measurement of liquid sodium level are summarized and researched in this paper.
本文对钠液位的测量方法进行了综述和研究。
A liquid level control system based on ARM7 is developed for measurement, display and control of the height of liquid level.
设计了一种基于ARM7的液位控制系统，实现对液位高度的检测、显示以及控制。
Such as water, liquid ammonia, naphtha and liquefied petroleum gas, such as the medium level measurement.
如水、液氨、轻油、液化气等介质的液位测量。
The time variable measurement of high distinguishability is one of key technology in magnetostrictive liquid level sensor in order to realize high accuracy measurement.
高分辨力时间量检测是磁致伸缩液位传感器实现高准确度测量的关键技术之一。
Therefore high precision and automatic measurement of the oil liquid level play a great role in oil industry.
因此，实现油罐液位的高精度自动化计量具有十分重要的意义。
This method can be promoted conveniently to other level measurement and velocity measurement of the gas or the liquid.
此方法可方便地推广到其他物位测量及气体、液体的流速测量中。
This paper proposes a method of measurement of liquid level in abominable condition using fuzzy wave-form analysis, then gives a algorithm of parameter self-adaptive control.
提出了将模糊波形分析应用于恶劣环境下的液位检测的方法，并给出了参数自适应控制的算法。
This paper proposes a method of measurement of liquid level in abominable condition using fuzzy wave-form analysis, then gives a algorithm of parameter self-adaptive control.
提出了将模糊波形分析应用于恶劣环境下的液位检测的方法，并给出了参数自适应控制的算法。
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